1#!/bin/sh
2# Tcl ignores the next line -*- tcl -*- \
3exec wish "$0" -- "$@"
4
5# Copyright © 2005-2014 Paul Mackerras. All rights reserved.
6# This program is free software; it may be used, copied, modified
7# and distributed under the terms of the GNU General Public Licence,
8# either version 2, or (at your option) any later version.
9
10package require Tk
11
12proc hasworktree {} {
13 return [expr {[exec git rev-parse --is-bare-repository] == "false" &&
14 [exec git rev-parse --is-inside-git-dir] == "false"}]
15}
16
17proc reponame {} {
18 global gitdir
19 set n [file normalize $gitdir]
20 if {[string match "*/.git" $n]} {
21 set n [string range $n 0 end-5]
22 }
23 return [file tail $n]
24}
25
26proc gitworktree {} {
27 variable _gitworktree
28 if {[info exists _gitworktree]} {
29 return $_gitworktree
30 }
31 # v1.7.0 introduced --show-toplevel to return the canonical work-tree
32 if {[catch {set _gitworktree [exec git rev-parse --show-toplevel]}]} {
33 # try to set work tree from environment, core.worktree or use
34 # cdup to obtain a relative path to the top of the worktree. If
35 # run from the top, the ./ prefix ensures normalize expands pwd.
36 if {[catch { set _gitworktree $env(GIT_WORK_TREE) }]} {
37 catch {set _gitworktree [exec git config --get core.worktree]}
38 if {$_gitworktree eq ""} {
39 set _gitworktree [file normalize ./[exec git rev-parse --show-cdup]]
40 }
41 }
42 }
43 return $_gitworktree
44}
45
46# A simple scheduler for compute-intensive stuff.
47# The aim is to make sure that event handlers for GUI actions can
48# run at least every 50-100 ms. Unfortunately fileevent handlers are
49# run before X event handlers, so reading from a fast source can
50# make the GUI completely unresponsive.
51proc run args {
52 global isonrunq runq currunq
53
54 set script $args
55 if {[info exists isonrunq($script)]} return
56 if {$runq eq {} && ![info exists currunq]} {
57 after idle dorunq
58 }
59 lappend runq [list {} $script]
60 set isonrunq($script) 1
61}
62
63proc filerun {fd script} {
64 fileevent $fd readable [list filereadable $fd $script]
65}
66
67proc filereadable {fd script} {
68 global runq currunq
69
70 fileevent $fd readable {}
71 if {$runq eq {} && ![info exists currunq]} {
72 after idle dorunq
73 }
74 lappend runq [list $fd $script]
75}
76
77proc nukefile {fd} {
78 global runq
79
80 for {set i 0} {$i < [llength $runq]} {} {
81 if {[lindex $runq $i 0] eq $fd} {
82 set runq [lreplace $runq $i $i]
83 } else {
84 incr i
85 }
86 }
87}
88
89proc dorunq {} {
90 global isonrunq runq currunq
91
92 set tstart [clock clicks -milliseconds]
93 set t0 $tstart
94 while {[llength $runq] > 0} {
95 set fd [lindex $runq 0 0]
96 set script [lindex $runq 0 1]
97 set currunq [lindex $runq 0]
98 set runq [lrange $runq 1 end]
99 set repeat [eval $script]
100 unset currunq
101 set t1 [clock clicks -milliseconds]
102 set t [expr {$t1 - $t0}]
103 if {$repeat ne {} && $repeat} {
104 if {$fd eq {} || $repeat == 2} {
105 # script returns 1 if it wants to be readded
106 # file readers return 2 if they could do more straight away
107 lappend runq [list $fd $script]
108 } else {
109 fileevent $fd readable [list filereadable $fd $script]
110 }
111 } elseif {$fd eq {}} {
112 unset isonrunq($script)
113 }
114 set t0 $t1
115 if {$t1 - $tstart >= 80} break
116 }
117 if {$runq ne {}} {
118 after idle dorunq
119 }
120}
121
122proc reg_instance {fd} {
123 global commfd leftover loginstance
124
125 set i [incr loginstance]
126 set commfd($i) $fd
127 set leftover($i) {}
128 return $i
129}
130
131proc unmerged_files {files} {
132 global nr_unmerged
133
134 # find the list of unmerged files
135 set mlist {}
136 set nr_unmerged 0
137 if {[catch {
138 set fd [open "| git ls-files -u" r]
139 } err]} {
140 show_error {} . "[mc "Couldn't get list of unmerged files:"] $err"
141 exit 1
142 }
143 while {[gets $fd line] >= 0} {
144 set i [string first "\t" $line]
145 if {$i < 0} continue
146 set fname [string range $line [expr {$i+1}] end]
147 if {[lsearch -exact $mlist $fname] >= 0} continue
148 incr nr_unmerged
149 if {$files eq {} || [path_filter $files $fname]} {
150 lappend mlist $fname
151 }
152 }
153 catch {close $fd}
154 return $mlist
155}
156
157proc parseviewargs {n arglist} {
158 global vdatemode vmergeonly vflags vdflags vrevs vfiltered vorigargs env
159 global vinlinediff
160 global worddiff git_version
161
162 set vdatemode($n) 0
163 set vmergeonly($n) 0
164 set vinlinediff($n) 0
165 set glflags {}
166 set diffargs {}
167 set nextisval 0
168 set revargs {}
169 set origargs $arglist
170 set allknown 1
171 set filtered 0
172 set i -1
173 foreach arg $arglist {
174 incr i
175 if {$nextisval} {
176 lappend glflags $arg
177 set nextisval 0
178 continue
179 }
180 switch -glob -- $arg {
181 "-d" -
182 "--date-order" {
183 set vdatemode($n) 1
184 # remove from origargs in case we hit an unknown option
185 set origargs [lreplace $origargs $i $i]
186 incr i -1
187 }
188 "-[puabwcrRBMC]" -
189 "--no-renames" - "--full-index" - "--binary" - "--abbrev=*" -
190 "--find-copies-harder" - "-l*" - "--ext-diff" - "--no-ext-diff" -
191 "--src-prefix=*" - "--dst-prefix=*" - "--no-prefix" -
192 "-O*" - "--text" - "--full-diff" - "--ignore-space-at-eol" -
193 "--ignore-space-change" - "-U*" - "--unified=*" {
194 # These request or affect diff output, which we don't want.
195 # Some could be used to set our defaults for diff display.
196 lappend diffargs $arg
197 }
198 "--raw" - "--patch-with-raw" - "--patch-with-stat" -
199 "--name-only" - "--name-status" - "--color" -
200 "--log-size" - "--pretty=*" - "--decorate" - "--abbrev-commit" -
201 "--cc" - "-z" - "--header" - "--parents" - "--boundary" -
202 "--no-color" - "-g" - "--walk-reflogs" - "--no-walk" -
203 "--timestamp" - "relative-date" - "--date=*" - "--stdin" -
204 "--objects" - "--objects-edge" - "--reverse" {
205 # These cause our parsing of git log's output to fail, or else
206 # they're options we want to set ourselves, so ignore them.
207 }
208 "--color-words*" - "--word-diff=color" {
209 # These trigger a word diff in the console interface,
210 # so help the user by enabling our own support
211 if {[package vcompare $git_version "1.7.2"] >= 0} {
212 set worddiff [mc "Color words"]
213 }
214 }
215 "--word-diff*" {
216 if {[package vcompare $git_version "1.7.2"] >= 0} {
217 set worddiff [mc "Markup words"]
218 }
219 }
220 "--stat=*" - "--numstat" - "--shortstat" - "--summary" -
221 "--check" - "--exit-code" - "--quiet" - "--topo-order" -
222 "--full-history" - "--dense" - "--sparse" -
223 "--follow" - "--left-right" - "--encoding=*" {
224 # These are harmless, and some are even useful
225 lappend glflags $arg
226 }
227 "--diff-filter=*" - "--no-merges" - "--unpacked" -
228 "--max-count=*" - "--skip=*" - "--since=*" - "--after=*" -
229 "--until=*" - "--before=*" - "--max-age=*" - "--min-age=*" -
230 "--author=*" - "--committer=*" - "--grep=*" - "-[iE]" -
231 "--remove-empty" - "--first-parent" - "--cherry-pick" -
232 "-S*" - "-G*" - "--pickaxe-all" - "--pickaxe-regex" -
233 "--simplify-by-decoration" {
234 # These mean that we get a subset of the commits
235 set filtered 1
236 lappend glflags $arg
237 }
238 "-L*" {
239 # Line-log with 'stuck' argument (unstuck form is
240 # not supported)
241 set filtered 1
242 set vinlinediff($n) 1
243 set allknown 0
244 lappend glflags $arg
245 }
246 "-n" {
247 # This appears to be the only one that has a value as a
248 # separate word following it
249 set filtered 1
250 set nextisval 1
251 lappend glflags $arg
252 }
253 "--not" - "--all" {
254 lappend revargs $arg
255 }
256 "--merge" {
257 set vmergeonly($n) 1
258 # git rev-parse doesn't understand --merge
259 lappend revargs --gitk-symmetric-diff-marker MERGE_HEAD...HEAD
260 }
261 "--no-replace-objects" {
262 set env(GIT_NO_REPLACE_OBJECTS) "1"
263 }
264 "-*" {
265 # Other flag arguments including -<n>
266 if {[string is digit -strict [string range $arg 1 end]]} {
267 set filtered 1
268 } else {
269 # a flag argument that we don't recognize;
270 # that means we can't optimize
271 set allknown 0
272 }
273 lappend glflags $arg
274 }
275 default {
276 # Non-flag arguments specify commits or ranges of commits
277 if {[string match "*...*" $arg]} {
278 lappend revargs --gitk-symmetric-diff-marker
279 }
280 lappend revargs $arg
281 }
282 }
283 }
284 set vdflags($n) $diffargs
285 set vflags($n) $glflags
286 set vrevs($n) $revargs
287 set vfiltered($n) $filtered
288 set vorigargs($n) $origargs
289 return $allknown
290}
291
292proc parseviewrevs {view revs} {
293 global vposids vnegids
294
295 if {$revs eq {}} {
296 set revs HEAD
297 }
298 if {[catch {set ids [eval exec git rev-parse $revs]} err]} {
299 # we get stdout followed by stderr in $err
300 # for an unknown rev, git rev-parse echoes it and then errors out
301 set errlines [split $err "\n"]
302 set badrev {}
303 for {set l 0} {$l < [llength $errlines]} {incr l} {
304 set line [lindex $errlines $l]
305 if {!([string length $line] == 40 && [string is xdigit $line])} {
306 if {[string match "fatal:*" $line]} {
307 if {[string match "fatal: ambiguous argument*" $line]
308 && $badrev ne {}} {
309 if {[llength $badrev] == 1} {
310 set err "unknown revision $badrev"
311 } else {
312 set err "unknown revisions: [join $badrev ", "]"
313 }
314 } else {
315 set err [join [lrange $errlines $l end] "\n"]
316 }
317 break
318 }
319 lappend badrev $line
320 }
321 }
322 error_popup "[mc "Error parsing revisions:"] $err"
323 return {}
324 }
325 set ret {}
326 set pos {}
327 set neg {}
328 set sdm 0
329 foreach id [split $ids "\n"] {
330 if {$id eq "--gitk-symmetric-diff-marker"} {
331 set sdm 4
332 } elseif {[string match "^*" $id]} {
333 if {$sdm != 1} {
334 lappend ret $id
335 if {$sdm == 3} {
336 set sdm 0
337 }
338 }
339 lappend neg [string range $id 1 end]
340 } else {
341 if {$sdm != 2} {
342 lappend ret $id
343 } else {
344 lset ret end $id...[lindex $ret end]
345 }
346 lappend pos $id
347 }
348 incr sdm -1
349 }
350 set vposids($view) $pos
351 set vnegids($view) $neg
352 return $ret
353}
354
355# Start off a git log process and arrange to read its output
356proc start_rev_list {view} {
357 global startmsecs commitidx viewcomplete curview
358 global tclencoding
359 global viewargs viewargscmd viewfiles vfilelimit
360 global showlocalchanges
361 global viewactive viewinstances vmergeonly
362 global mainheadid viewmainheadid viewmainheadid_orig
363 global vcanopt vflags vrevs vorigargs
364 global show_notes
365
366 set startmsecs [clock clicks -milliseconds]
367 set commitidx($view) 0
368 # these are set this way for the error exits
369 set viewcomplete($view) 1
370 set viewactive($view) 0
371 varcinit $view
372
373 set args $viewargs($view)
374 if {$viewargscmd($view) ne {}} {
375 if {[catch {
376 set str [exec sh -c $viewargscmd($view)]
377 } err]} {
378 error_popup "[mc "Error executing --argscmd command:"] $err"
379 return 0
380 }
381 set args [concat $args [split $str "\n"]]
382 }
383 set vcanopt($view) [parseviewargs $view $args]
384
385 set files $viewfiles($view)
386 if {$vmergeonly($view)} {
387 set files [unmerged_files $files]
388 if {$files eq {}} {
389 global nr_unmerged
390 if {$nr_unmerged == 0} {
391 error_popup [mc "No files selected: --merge specified but\
392 no files are unmerged."]
393 } else {
394 error_popup [mc "No files selected: --merge specified but\
395 no unmerged files are within file limit."]
396 }
397 return 0
398 }
399 }
400 set vfilelimit($view) $files
401
402 if {$vcanopt($view)} {
403 set revs [parseviewrevs $view $vrevs($view)]
404 if {$revs eq {}} {
405 return 0
406 }
407 set args [concat $vflags($view) $revs]
408 } else {
409 set args $vorigargs($view)
410 }
411
412 if {[catch {
413 set fd [open [concat | git log --no-color -z --pretty=raw $show_notes \
414 --parents --boundary $args "--" $files] r]
415 } err]} {
416 error_popup "[mc "Error executing git log:"] $err"
417 return 0
418 }
419 set i [reg_instance $fd]
420 set viewinstances($view) [list $i]
421 set viewmainheadid($view) $mainheadid
422 set viewmainheadid_orig($view) $mainheadid
423 if {$files ne {} && $mainheadid ne {}} {
424 get_viewmainhead $view
425 }
426 if {$showlocalchanges && $viewmainheadid($view) ne {}} {
427 interestedin $viewmainheadid($view) dodiffindex
428 }
429 fconfigure $fd -blocking 0 -translation lf -eofchar {}
430 if {$tclencoding != {}} {
431 fconfigure $fd -encoding $tclencoding
432 }
433 filerun $fd [list getcommitlines $fd $i $view 0]
434 nowbusy $view [mc "Reading"]
435 set viewcomplete($view) 0
436 set viewactive($view) 1
437 return 1
438}
439
440proc stop_instance {inst} {
441 global commfd leftover
442
443 set fd $commfd($inst)
444 catch {
445 set pid [pid $fd]
446
447 if {$::tcl_platform(platform) eq {windows}} {
448 exec kill -f $pid
449 } else {
450 exec kill $pid
451 }
452 }
453 catch {close $fd}
454 nukefile $fd
455 unset commfd($inst)
456 unset leftover($inst)
457}
458
459proc stop_backends {} {
460 global commfd
461
462 foreach inst [array names commfd] {
463 stop_instance $inst
464 }
465}
466
467proc stop_rev_list {view} {
468 global viewinstances
469
470 foreach inst $viewinstances($view) {
471 stop_instance $inst
472 }
473 set viewinstances($view) {}
474}
475
476proc reset_pending_select {selid} {
477 global pending_select mainheadid selectheadid
478
479 if {$selid ne {}} {
480 set pending_select $selid
481 } elseif {$selectheadid ne {}} {
482 set pending_select $selectheadid
483 } else {
484 set pending_select $mainheadid
485 }
486}
487
488proc getcommits {selid} {
489 global canv curview need_redisplay viewactive
490
491 initlayout
492 if {[start_rev_list $curview]} {
493 reset_pending_select $selid
494 show_status [mc "Reading commits..."]
495 set need_redisplay 1
496 } else {
497 show_status [mc "No commits selected"]
498 }
499}
500
501proc updatecommits {} {
502 global curview vcanopt vorigargs vfilelimit viewinstances
503 global viewactive viewcomplete tclencoding
504 global startmsecs showneartags showlocalchanges
505 global mainheadid viewmainheadid viewmainheadid_orig pending_select
506 global hasworktree
507 global varcid vposids vnegids vflags vrevs
508 global show_notes
509
510 set hasworktree [hasworktree]
511 rereadrefs
512 set view $curview
513 if {$mainheadid ne $viewmainheadid_orig($view)} {
514 if {$showlocalchanges} {
515 dohidelocalchanges
516 }
517 set viewmainheadid($view) $mainheadid
518 set viewmainheadid_orig($view) $mainheadid
519 if {$vfilelimit($view) ne {}} {
520 get_viewmainhead $view
521 }
522 }
523 if {$showlocalchanges} {
524 doshowlocalchanges
525 }
526 if {$vcanopt($view)} {
527 set oldpos $vposids($view)
528 set oldneg $vnegids($view)
529 set revs [parseviewrevs $view $vrevs($view)]
530 if {$revs eq {}} {
531 return
532 }
533 # note: getting the delta when negative refs change is hard,
534 # and could require multiple git log invocations, so in that
535 # case we ask git log for all the commits (not just the delta)
536 if {$oldneg eq $vnegids($view)} {
537 set newrevs {}
538 set npos 0
539 # take out positive refs that we asked for before or
540 # that we have already seen
541 foreach rev $revs {
542 if {[string length $rev] == 40} {
543 if {[lsearch -exact $oldpos $rev] < 0
544 && ![info exists varcid($view,$rev)]} {
545 lappend newrevs $rev
546 incr npos
547 }
548 } else {
549 lappend $newrevs $rev
550 }
551 }
552 if {$npos == 0} return
553 set revs $newrevs
554 set vposids($view) [lsort -unique [concat $oldpos $vposids($view)]]
555 }
556 set args [concat $vflags($view) $revs --not $oldpos]
557 } else {
558 set args $vorigargs($view)
559 }
560 if {[catch {
561 set fd [open [concat | git log --no-color -z --pretty=raw $show_notes \
562 --parents --boundary $args "--" $vfilelimit($view)] r]
563 } err]} {
564 error_popup "[mc "Error executing git log:"] $err"
565 return
566 }
567 if {$viewactive($view) == 0} {
568 set startmsecs [clock clicks -milliseconds]
569 }
570 set i [reg_instance $fd]
571 lappend viewinstances($view) $i
572 fconfigure $fd -blocking 0 -translation lf -eofchar {}
573 if {$tclencoding != {}} {
574 fconfigure $fd -encoding $tclencoding
575 }
576 filerun $fd [list getcommitlines $fd $i $view 1]
577 incr viewactive($view)
578 set viewcomplete($view) 0
579 reset_pending_select {}
580 nowbusy $view [mc "Reading"]
581 if {$showneartags} {
582 getallcommits
583 }
584}
585
586proc reloadcommits {} {
587 global curview viewcomplete selectedline currentid thickerline
588 global showneartags treediffs commitinterest cached_commitrow
589 global targetid
590
591 set selid {}
592 if {$selectedline ne {}} {
593 set selid $currentid
594 }
595
596 if {!$viewcomplete($curview)} {
597 stop_rev_list $curview
598 }
599 resetvarcs $curview
600 set selectedline {}
601 catch {unset currentid}
602 catch {unset thickerline}
603 catch {unset treediffs}
604 readrefs
605 changedrefs
606 if {$showneartags} {
607 getallcommits
608 }
609 clear_display
610 catch {unset commitinterest}
611 catch {unset cached_commitrow}
612 catch {unset targetid}
613 setcanvscroll
614 getcommits $selid
615 return 0
616}
617
618# This makes a string representation of a positive integer which
619# sorts as a string in numerical order
620proc strrep {n} {
621 if {$n < 16} {
622 return [format "%x" $n]
623 } elseif {$n < 256} {
624 return [format "x%.2x" $n]
625 } elseif {$n < 65536} {
626 return [format "y%.4x" $n]
627 }
628 return [format "z%.8x" $n]
629}
630
631# Procedures used in reordering commits from git log (without
632# --topo-order) into the order for display.
633
634proc varcinit {view} {
635 global varcstart vupptr vdownptr vleftptr vbackptr varctok varcrow
636 global vtokmod varcmod vrowmod varcix vlastins
637
638 set varcstart($view) {{}}
639 set vupptr($view) {0}
640 set vdownptr($view) {0}
641 set vleftptr($view) {0}
642 set vbackptr($view) {0}
643 set varctok($view) {{}}
644 set varcrow($view) {{}}
645 set vtokmod($view) {}
646 set varcmod($view) 0
647 set vrowmod($view) 0
648 set varcix($view) {{}}
649 set vlastins($view) {0}
650}
651
652proc resetvarcs {view} {
653 global varcid varccommits parents children vseedcount ordertok
654 global vshortids
655
656 foreach vid [array names varcid $view,*] {
657 unset varcid($vid)
658 unset children($vid)
659 unset parents($vid)
660 }
661 foreach vid [array names vshortids $view,*] {
662 unset vshortids($vid)
663 }
664 # some commits might have children but haven't been seen yet
665 foreach vid [array names children $view,*] {
666 unset children($vid)
667 }
668 foreach va [array names varccommits $view,*] {
669 unset varccommits($va)
670 }
671 foreach vd [array names vseedcount $view,*] {
672 unset vseedcount($vd)
673 }
674 catch {unset ordertok}
675}
676
677# returns a list of the commits with no children
678proc seeds {v} {
679 global vdownptr vleftptr varcstart
680
681 set ret {}
682 set a [lindex $vdownptr($v) 0]
683 while {$a != 0} {
684 lappend ret [lindex $varcstart($v) $a]
685 set a [lindex $vleftptr($v) $a]
686 }
687 return $ret
688}
689
690proc newvarc {view id} {
691 global varcid varctok parents children vdatemode
692 global vupptr vdownptr vleftptr vbackptr varcrow varcix varcstart
693 global commitdata commitinfo vseedcount varccommits vlastins
694
695 set a [llength $varctok($view)]
696 set vid $view,$id
697 if {[llength $children($vid)] == 0 || $vdatemode($view)} {
698 if {![info exists commitinfo($id)]} {
699 parsecommit $id $commitdata($id) 1
700 }
701 set cdate [lindex [lindex $commitinfo($id) 4] 0]
702 if {![string is integer -strict $cdate]} {
703 set cdate 0
704 }
705 if {![info exists vseedcount($view,$cdate)]} {
706 set vseedcount($view,$cdate) -1
707 }
708 set c [incr vseedcount($view,$cdate)]
709 set cdate [expr {$cdate ^ 0xffffffff}]
710 set tok "s[strrep $cdate][strrep $c]"
711 } else {
712 set tok {}
713 }
714 set ka 0
715 if {[llength $children($vid)] > 0} {
716 set kid [lindex $children($vid) end]
717 set k $varcid($view,$kid)
718 if {[string compare [lindex $varctok($view) $k] $tok] > 0} {
719 set ki $kid
720 set ka $k
721 set tok [lindex $varctok($view) $k]
722 }
723 }
724 if {$ka != 0} {
725 set i [lsearch -exact $parents($view,$ki) $id]
726 set j [expr {[llength $parents($view,$ki)] - 1 - $i}]
727 append tok [strrep $j]
728 }
729 set c [lindex $vlastins($view) $ka]
730 if {$c == 0 || [string compare $tok [lindex $varctok($view) $c]] < 0} {
731 set c $ka
732 set b [lindex $vdownptr($view) $ka]
733 } else {
734 set b [lindex $vleftptr($view) $c]
735 }
736 while {$b != 0 && [string compare $tok [lindex $varctok($view) $b]] >= 0} {
737 set c $b
738 set b [lindex $vleftptr($view) $c]
739 }
740 if {$c == $ka} {
741 lset vdownptr($view) $ka $a
742 lappend vbackptr($view) 0
743 } else {
744 lset vleftptr($view) $c $a
745 lappend vbackptr($view) $c
746 }
747 lset vlastins($view) $ka $a
748 lappend vupptr($view) $ka
749 lappend vleftptr($view) $b
750 if {$b != 0} {
751 lset vbackptr($view) $b $a
752 }
753 lappend varctok($view) $tok
754 lappend varcstart($view) $id
755 lappend vdownptr($view) 0
756 lappend varcrow($view) {}
757 lappend varcix($view) {}
758 set varccommits($view,$a) {}
759 lappend vlastins($view) 0
760 return $a
761}
762
763proc splitvarc {p v} {
764 global varcid varcstart varccommits varctok vtokmod
765 global vupptr vdownptr vleftptr vbackptr varcix varcrow vlastins
766
767 set oa $varcid($v,$p)
768 set otok [lindex $varctok($v) $oa]
769 set ac $varccommits($v,$oa)
770 set i [lsearch -exact $varccommits($v,$oa) $p]
771 if {$i <= 0} return
772 set na [llength $varctok($v)]
773 # "%" sorts before "0"...
774 set tok "$otok%[strrep $i]"
775 lappend varctok($v) $tok
776 lappend varcrow($v) {}
777 lappend varcix($v) {}
778 set varccommits($v,$oa) [lrange $ac 0 [expr {$i - 1}]]
779 set varccommits($v,$na) [lrange $ac $i end]
780 lappend varcstart($v) $p
781 foreach id $varccommits($v,$na) {
782 set varcid($v,$id) $na
783 }
784 lappend vdownptr($v) [lindex $vdownptr($v) $oa]
785 lappend vlastins($v) [lindex $vlastins($v) $oa]
786 lset vdownptr($v) $oa $na
787 lset vlastins($v) $oa 0
788 lappend vupptr($v) $oa
789 lappend vleftptr($v) 0
790 lappend vbackptr($v) 0
791 for {set b [lindex $vdownptr($v) $na]} {$b != 0} {set b [lindex $vleftptr($v) $b]} {
792 lset vupptr($v) $b $na
793 }
794 if {[string compare $otok $vtokmod($v)] <= 0} {
795 modify_arc $v $oa
796 }
797}
798
799proc renumbervarc {a v} {
800 global parents children varctok varcstart varccommits
801 global vupptr vdownptr vleftptr vbackptr vlastins varcid vtokmod vdatemode
802
803 set t1 [clock clicks -milliseconds]
804 set todo {}
805 set isrelated($a) 1
806 set kidchanged($a) 1
807 set ntot 0
808 while {$a != 0} {
809 if {[info exists isrelated($a)]} {
810 lappend todo $a
811 set id [lindex $varccommits($v,$a) end]
812 foreach p $parents($v,$id) {
813 if {[info exists varcid($v,$p)]} {
814 set isrelated($varcid($v,$p)) 1
815 }
816 }
817 }
818 incr ntot
819 set b [lindex $vdownptr($v) $a]
820 if {$b == 0} {
821 while {$a != 0} {
822 set b [lindex $vleftptr($v) $a]
823 if {$b != 0} break
824 set a [lindex $vupptr($v) $a]
825 }
826 }
827 set a $b
828 }
829 foreach a $todo {
830 if {![info exists kidchanged($a)]} continue
831 set id [lindex $varcstart($v) $a]
832 if {[llength $children($v,$id)] > 1} {
833 set children($v,$id) [lsort -command [list vtokcmp $v] \
834 $children($v,$id)]
835 }
836 set oldtok [lindex $varctok($v) $a]
837 if {!$vdatemode($v)} {
838 set tok {}
839 } else {
840 set tok $oldtok
841 }
842 set ka 0
843 set kid [last_real_child $v,$id]
844 if {$kid ne {}} {
845 set k $varcid($v,$kid)
846 if {[string compare [lindex $varctok($v) $k] $tok] > 0} {
847 set ki $kid
848 set ka $k
849 set tok [lindex $varctok($v) $k]
850 }
851 }
852 if {$ka != 0} {
853 set i [lsearch -exact $parents($v,$ki) $id]
854 set j [expr {[llength $parents($v,$ki)] - 1 - $i}]
855 append tok [strrep $j]
856 }
857 if {$tok eq $oldtok} {
858 continue
859 }
860 set id [lindex $varccommits($v,$a) end]
861 foreach p $parents($v,$id) {
862 if {[info exists varcid($v,$p)]} {
863 set kidchanged($varcid($v,$p)) 1
864 } else {
865 set sortkids($p) 1
866 }
867 }
868 lset varctok($v) $a $tok
869 set b [lindex $vupptr($v) $a]
870 if {$b != $ka} {
871 if {[string compare [lindex $varctok($v) $ka] $vtokmod($v)] < 0} {
872 modify_arc $v $ka
873 }
874 if {[string compare [lindex $varctok($v) $b] $vtokmod($v)] < 0} {
875 modify_arc $v $b
876 }
877 set c [lindex $vbackptr($v) $a]
878 set d [lindex $vleftptr($v) $a]
879 if {$c == 0} {
880 lset vdownptr($v) $b $d
881 } else {
882 lset vleftptr($v) $c $d
883 }
884 if {$d != 0} {
885 lset vbackptr($v) $d $c
886 }
887 if {[lindex $vlastins($v) $b] == $a} {
888 lset vlastins($v) $b $c
889 }
890 lset vupptr($v) $a $ka
891 set c [lindex $vlastins($v) $ka]
892 if {$c == 0 || \
893 [string compare $tok [lindex $varctok($v) $c]] < 0} {
894 set c $ka
895 set b [lindex $vdownptr($v) $ka]
896 } else {
897 set b [lindex $vleftptr($v) $c]
898 }
899 while {$b != 0 && \
900 [string compare $tok [lindex $varctok($v) $b]] >= 0} {
901 set c $b
902 set b [lindex $vleftptr($v) $c]
903 }
904 if {$c == $ka} {
905 lset vdownptr($v) $ka $a
906 lset vbackptr($v) $a 0
907 } else {
908 lset vleftptr($v) $c $a
909 lset vbackptr($v) $a $c
910 }
911 lset vleftptr($v) $a $b
912 if {$b != 0} {
913 lset vbackptr($v) $b $a
914 }
915 lset vlastins($v) $ka $a
916 }
917 }
918 foreach id [array names sortkids] {
919 if {[llength $children($v,$id)] > 1} {
920 set children($v,$id) [lsort -command [list vtokcmp $v] \
921 $children($v,$id)]
922 }
923 }
924 set t2 [clock clicks -milliseconds]
925 #puts "renumbervarc did [llength $todo] of $ntot arcs in [expr {$t2-$t1}]ms"
926}
927
928# Fix up the graph after we have found out that in view $v,
929# $p (a commit that we have already seen) is actually the parent
930# of the last commit in arc $a.
931proc fix_reversal {p a v} {
932 global varcid varcstart varctok vupptr
933
934 set pa $varcid($v,$p)
935 if {$p ne [lindex $varcstart($v) $pa]} {
936 splitvarc $p $v
937 set pa $varcid($v,$p)
938 }
939 # seeds always need to be renumbered
940 if {[lindex $vupptr($v) $pa] == 0 ||
941 [string compare [lindex $varctok($v) $a] \
942 [lindex $varctok($v) $pa]] > 0} {
943 renumbervarc $pa $v
944 }
945}
946
947proc insertrow {id p v} {
948 global cmitlisted children parents varcid varctok vtokmod
949 global varccommits ordertok commitidx numcommits curview
950 global targetid targetrow vshortids
951
952 readcommit $id
953 set vid $v,$id
954 set cmitlisted($vid) 1
955 set children($vid) {}
956 set parents($vid) [list $p]
957 set a [newvarc $v $id]
958 set varcid($vid) $a
959 lappend vshortids($v,[string range $id 0 3]) $id
960 if {[string compare [lindex $varctok($v) $a] $vtokmod($v)] < 0} {
961 modify_arc $v $a
962 }
963 lappend varccommits($v,$a) $id
964 set vp $v,$p
965 if {[llength [lappend children($vp) $id]] > 1} {
966 set children($vp) [lsort -command [list vtokcmp $v] $children($vp)]
967 catch {unset ordertok}
968 }
969 fix_reversal $p $a $v
970 incr commitidx($v)
971 if {$v == $curview} {
972 set numcommits $commitidx($v)
973 setcanvscroll
974 if {[info exists targetid]} {
975 if {![comes_before $targetid $p]} {
976 incr targetrow
977 }
978 }
979 }
980}
981
982proc insertfakerow {id p} {
983 global varcid varccommits parents children cmitlisted
984 global commitidx varctok vtokmod targetid targetrow curview numcommits
985
986 set v $curview
987 set a $varcid($v,$p)
988 set i [lsearch -exact $varccommits($v,$a) $p]
989 if {$i < 0} {
990 puts "oops: insertfakerow can't find [shortids $p] on arc $a"
991 return
992 }
993 set children($v,$id) {}
994 set parents($v,$id) [list $p]
995 set varcid($v,$id) $a
996 lappend children($v,$p) $id
997 set cmitlisted($v,$id) 1
998 set numcommits [incr commitidx($v)]
999 # note we deliberately don't update varcstart($v) even if $i == 0
1000 set varccommits($v,$a) [linsert $varccommits($v,$a) $i $id]
1001 modify_arc $v $a $i
1002 if {[info exists targetid]} {
1003 if {![comes_before $targetid $p]} {
1004 incr targetrow
1005 }
1006 }
1007 setcanvscroll
1008 drawvisible
1009}
1010
1011proc removefakerow {id} {
1012 global varcid varccommits parents children commitidx
1013 global varctok vtokmod cmitlisted currentid selectedline
1014 global targetid curview numcommits
1015
1016 set v $curview
1017 if {[llength $parents($v,$id)] != 1} {
1018 puts "oops: removefakerow [shortids $id] has [llength $parents($v,$id)] parents"
1019 return
1020 }
1021 set p [lindex $parents($v,$id) 0]
1022 set a $varcid($v,$id)
1023 set i [lsearch -exact $varccommits($v,$a) $id]
1024 if {$i < 0} {
1025 puts "oops: removefakerow can't find [shortids $id] on arc $a"
1026 return
1027 }
1028 unset varcid($v,$id)
1029 set varccommits($v,$a) [lreplace $varccommits($v,$a) $i $i]
1030 unset parents($v,$id)
1031 unset children($v,$id)
1032 unset cmitlisted($v,$id)
1033 set numcommits [incr commitidx($v) -1]
1034 set j [lsearch -exact $children($v,$p) $id]
1035 if {$j >= 0} {
1036 set children($v,$p) [lreplace $children($v,$p) $j $j]
1037 }
1038 modify_arc $v $a $i
1039 if {[info exist currentid] && $id eq $currentid} {
1040 unset currentid
1041 set selectedline {}
1042 }
1043 if {[info exists targetid] && $targetid eq $id} {
1044 set targetid $p
1045 }
1046 setcanvscroll
1047 drawvisible
1048}
1049
1050proc real_children {vp} {
1051 global children nullid nullid2
1052
1053 set kids {}
1054 foreach id $children($vp) {
1055 if {$id ne $nullid && $id ne $nullid2} {
1056 lappend kids $id
1057 }
1058 }
1059 return $kids
1060}
1061
1062proc first_real_child {vp} {
1063 global children nullid nullid2
1064
1065 foreach id $children($vp) {
1066 if {$id ne $nullid && $id ne $nullid2} {
1067 return $id
1068 }
1069 }
1070 return {}
1071}
1072
1073proc last_real_child {vp} {
1074 global children nullid nullid2
1075
1076 set kids $children($vp)
1077 for {set i [llength $kids]} {[incr i -1] >= 0} {} {
1078 set id [lindex $kids $i]
1079 if {$id ne $nullid && $id ne $nullid2} {
1080 return $id
1081 }
1082 }
1083 return {}
1084}
1085
1086proc vtokcmp {v a b} {
1087 global varctok varcid
1088
1089 return [string compare [lindex $varctok($v) $varcid($v,$a)] \
1090 [lindex $varctok($v) $varcid($v,$b)]]
1091}
1092
1093# This assumes that if lim is not given, the caller has checked that
1094# arc a's token is less than $vtokmod($v)
1095proc modify_arc {v a {lim {}}} {
1096 global varctok vtokmod varcmod varcrow vupptr curview vrowmod varccommits
1097
1098 if {$lim ne {}} {
1099 set c [string compare [lindex $varctok($v) $a] $vtokmod($v)]
1100 if {$c > 0} return
1101 if {$c == 0} {
1102 set r [lindex $varcrow($v) $a]
1103 if {$r ne {} && $vrowmod($v) <= $r + $lim} return
1104 }
1105 }
1106 set vtokmod($v) [lindex $varctok($v) $a]
1107 set varcmod($v) $a
1108 if {$v == $curview} {
1109 while {$a != 0 && [lindex $varcrow($v) $a] eq {}} {
1110 set a [lindex $vupptr($v) $a]
1111 set lim {}
1112 }
1113 set r 0
1114 if {$a != 0} {
1115 if {$lim eq {}} {
1116 set lim [llength $varccommits($v,$a)]
1117 }
1118 set r [expr {[lindex $varcrow($v) $a] + $lim}]
1119 }
1120 set vrowmod($v) $r
1121 undolayout $r
1122 }
1123}
1124
1125proc update_arcrows {v} {
1126 global vtokmod varcmod vrowmod varcrow commitidx currentid selectedline
1127 global varcid vrownum varcorder varcix varccommits
1128 global vupptr vdownptr vleftptr varctok
1129 global displayorder parentlist curview cached_commitrow
1130
1131 if {$vrowmod($v) == $commitidx($v)} return
1132 if {$v == $curview} {
1133 if {[llength $displayorder] > $vrowmod($v)} {
1134 set displayorder [lrange $displayorder 0 [expr {$vrowmod($v) - 1}]]
1135 set parentlist [lrange $parentlist 0 [expr {$vrowmod($v) - 1}]]
1136 }
1137 catch {unset cached_commitrow}
1138 }
1139 set narctot [expr {[llength $varctok($v)] - 1}]
1140 set a $varcmod($v)
1141 while {$a != 0 && [lindex $varcix($v) $a] eq {}} {
1142 # go up the tree until we find something that has a row number,
1143 # or we get to a seed
1144 set a [lindex $vupptr($v) $a]
1145 }
1146 if {$a == 0} {
1147 set a [lindex $vdownptr($v) 0]
1148 if {$a == 0} return
1149 set vrownum($v) {0}
1150 set varcorder($v) [list $a]
1151 lset varcix($v) $a 0
1152 lset varcrow($v) $a 0
1153 set arcn 0
1154 set row 0
1155 } else {
1156 set arcn [lindex $varcix($v) $a]
1157 if {[llength $vrownum($v)] > $arcn + 1} {
1158 set vrownum($v) [lrange $vrownum($v) 0 $arcn]
1159 set varcorder($v) [lrange $varcorder($v) 0 $arcn]
1160 }
1161 set row [lindex $varcrow($v) $a]
1162 }
1163 while {1} {
1164 set p $a
1165 incr row [llength $varccommits($v,$a)]
1166 # go down if possible
1167 set b [lindex $vdownptr($v) $a]
1168 if {$b == 0} {
1169 # if not, go left, or go up until we can go left
1170 while {$a != 0} {
1171 set b [lindex $vleftptr($v) $a]
1172 if {$b != 0} break
1173 set a [lindex $vupptr($v) $a]
1174 }
1175 if {$a == 0} break
1176 }
1177 set a $b
1178 incr arcn
1179 lappend vrownum($v) $row
1180 lappend varcorder($v) $a
1181 lset varcix($v) $a $arcn
1182 lset varcrow($v) $a $row
1183 }
1184 set vtokmod($v) [lindex $varctok($v) $p]
1185 set varcmod($v) $p
1186 set vrowmod($v) $row
1187 if {[info exists currentid]} {
1188 set selectedline [rowofcommit $currentid]
1189 }
1190}
1191
1192# Test whether view $v contains commit $id
1193proc commitinview {id v} {
1194 global varcid
1195
1196 return [info exists varcid($v,$id)]
1197}
1198
1199# Return the row number for commit $id in the current view
1200proc rowofcommit {id} {
1201 global varcid varccommits varcrow curview cached_commitrow
1202 global varctok vtokmod
1203
1204 set v $curview
1205 if {![info exists varcid($v,$id)]} {
1206 puts "oops rowofcommit no arc for [shortids $id]"
1207 return {}
1208 }
1209 set a $varcid($v,$id)
1210 if {[string compare [lindex $varctok($v) $a] $vtokmod($v)] >= 0} {
1211 update_arcrows $v
1212 }
1213 if {[info exists cached_commitrow($id)]} {
1214 return $cached_commitrow($id)
1215 }
1216 set i [lsearch -exact $varccommits($v,$a) $id]
1217 if {$i < 0} {
1218 puts "oops didn't find commit [shortids $id] in arc $a"
1219 return {}
1220 }
1221 incr i [lindex $varcrow($v) $a]
1222 set cached_commitrow($id) $i
1223 return $i
1224}
1225
1226# Returns 1 if a is on an earlier row than b, otherwise 0
1227proc comes_before {a b} {
1228 global varcid varctok curview
1229
1230 set v $curview
1231 if {$a eq $b || ![info exists varcid($v,$a)] || \
1232 ![info exists varcid($v,$b)]} {
1233 return 0
1234 }
1235 if {$varcid($v,$a) != $varcid($v,$b)} {
1236 return [expr {[string compare [lindex $varctok($v) $varcid($v,$a)] \
1237 [lindex $varctok($v) $varcid($v,$b)]] < 0}]
1238 }
1239 return [expr {[rowofcommit $a] < [rowofcommit $b]}]
1240}
1241
1242proc bsearch {l elt} {
1243 if {[llength $l] == 0 || $elt <= [lindex $l 0]} {
1244 return 0
1245 }
1246 set lo 0
1247 set hi [llength $l]
1248 while {$hi - $lo > 1} {
1249 set mid [expr {int(($lo + $hi) / 2)}]
1250 set t [lindex $l $mid]
1251 if {$elt < $t} {
1252 set hi $mid
1253 } elseif {$elt > $t} {
1254 set lo $mid
1255 } else {
1256 return $mid
1257 }
1258 }
1259 return $lo
1260}
1261
1262# Make sure rows $start..$end-1 are valid in displayorder and parentlist
1263proc make_disporder {start end} {
1264 global vrownum curview commitidx displayorder parentlist
1265 global varccommits varcorder parents vrowmod varcrow
1266 global d_valid_start d_valid_end
1267
1268 if {$end > $vrowmod($curview)} {
1269 update_arcrows $curview
1270 }
1271 set ai [bsearch $vrownum($curview) $start]
1272 set start [lindex $vrownum($curview) $ai]
1273 set narc [llength $vrownum($curview)]
1274 for {set r $start} {$ai < $narc && $r < $end} {incr ai} {
1275 set a [lindex $varcorder($curview) $ai]
1276 set l [llength $displayorder]
1277 set al [llength $varccommits($curview,$a)]
1278 if {$l < $r + $al} {
1279 if {$l < $r} {
1280 set pad [ntimes [expr {$r - $l}] {}]
1281 set displayorder [concat $displayorder $pad]
1282 set parentlist [concat $parentlist $pad]
1283 } elseif {$l > $r} {
1284 set displayorder [lrange $displayorder 0 [expr {$r - 1}]]
1285 set parentlist [lrange $parentlist 0 [expr {$r - 1}]]
1286 }
1287 foreach id $varccommits($curview,$a) {
1288 lappend displayorder $id
1289 lappend parentlist $parents($curview,$id)
1290 }
1291 } elseif {[lindex $displayorder [expr {$r + $al - 1}]] eq {}} {
1292 set i $r
1293 foreach id $varccommits($curview,$a) {
1294 lset displayorder $i $id
1295 lset parentlist $i $parents($curview,$id)
1296 incr i
1297 }
1298 }
1299 incr r $al
1300 }
1301}
1302
1303proc commitonrow {row} {
1304 global displayorder
1305
1306 set id [lindex $displayorder $row]
1307 if {$id eq {}} {
1308 make_disporder $row [expr {$row + 1}]
1309 set id [lindex $displayorder $row]
1310 }
1311 return $id
1312}
1313
1314proc closevarcs {v} {
1315 global varctok varccommits varcid parents children
1316 global cmitlisted commitidx vtokmod
1317
1318 set missing_parents 0
1319 set scripts {}
1320 set narcs [llength $varctok($v)]
1321 for {set a 1} {$a < $narcs} {incr a} {
1322 set id [lindex $varccommits($v,$a) end]
1323 foreach p $parents($v,$id) {
1324 if {[info exists varcid($v,$p)]} continue
1325 # add p as a new commit
1326 incr missing_parents
1327 set cmitlisted($v,$p) 0
1328 set parents($v,$p) {}
1329 if {[llength $children($v,$p)] == 1 &&
1330 [llength $parents($v,$id)] == 1} {
1331 set b $a
1332 } else {
1333 set b [newvarc $v $p]
1334 }
1335 set varcid($v,$p) $b
1336 if {[string compare [lindex $varctok($v) $b] $vtokmod($v)] < 0} {
1337 modify_arc $v $b
1338 }
1339 lappend varccommits($v,$b) $p
1340 incr commitidx($v)
1341 set scripts [check_interest $p $scripts]
1342 }
1343 }
1344 if {$missing_parents > 0} {
1345 foreach s $scripts {
1346 eval $s
1347 }
1348 }
1349}
1350
1351# Use $rwid as a substitute for $id, i.e. reparent $id's children to $rwid
1352# Assumes we already have an arc for $rwid.
1353proc rewrite_commit {v id rwid} {
1354 global children parents varcid varctok vtokmod varccommits
1355
1356 foreach ch $children($v,$id) {
1357 # make $rwid be $ch's parent in place of $id
1358 set i [lsearch -exact $parents($v,$ch) $id]
1359 if {$i < 0} {
1360 puts "oops rewrite_commit didn't find $id in parent list for $ch"
1361 }
1362 set parents($v,$ch) [lreplace $parents($v,$ch) $i $i $rwid]
1363 # add $ch to $rwid's children and sort the list if necessary
1364 if {[llength [lappend children($v,$rwid) $ch]] > 1} {
1365 set children($v,$rwid) [lsort -command [list vtokcmp $v] \
1366 $children($v,$rwid)]
1367 }
1368 # fix the graph after joining $id to $rwid
1369 set a $varcid($v,$ch)
1370 fix_reversal $rwid $a $v
1371 # parentlist is wrong for the last element of arc $a
1372 # even if displayorder is right, hence the 3rd arg here
1373 modify_arc $v $a [expr {[llength $varccommits($v,$a)] - 1}]
1374 }
1375}
1376
1377# Mechanism for registering a command to be executed when we come
1378# across a particular commit. To handle the case when only the
1379# prefix of the commit is known, the commitinterest array is now
1380# indexed by the first 4 characters of the ID. Each element is a
1381# list of id, cmd pairs.
1382proc interestedin {id cmd} {
1383 global commitinterest
1384
1385 lappend commitinterest([string range $id 0 3]) $id $cmd
1386}
1387
1388proc check_interest {id scripts} {
1389 global commitinterest
1390
1391 set prefix [string range $id 0 3]
1392 if {[info exists commitinterest($prefix)]} {
1393 set newlist {}
1394 foreach {i script} $commitinterest($prefix) {
1395 if {[string match "$i*" $id]} {
1396 lappend scripts [string map [list "%I" $id "%P" $i] $script]
1397 } else {
1398 lappend newlist $i $script
1399 }
1400 }
1401 if {$newlist ne {}} {
1402 set commitinterest($prefix) $newlist
1403 } else {
1404 unset commitinterest($prefix)
1405 }
1406 }
1407 return $scripts
1408}
1409
1410proc getcommitlines {fd inst view updating} {
1411 global cmitlisted leftover
1412 global commitidx commitdata vdatemode
1413 global parents children curview hlview
1414 global idpending ordertok
1415 global varccommits varcid varctok vtokmod vfilelimit vshortids
1416
1417 set stuff [read $fd 500000]
1418 # git log doesn't terminate the last commit with a null...
1419 if {$stuff == {} && $leftover($inst) ne {} && [eof $fd]} {
1420 set stuff "\0"
1421 }
1422 if {$stuff == {}} {
1423 if {![eof $fd]} {
1424 return 1
1425 }
1426 global commfd viewcomplete viewactive viewname
1427 global viewinstances
1428 unset commfd($inst)
1429 set i [lsearch -exact $viewinstances($view) $inst]
1430 if {$i >= 0} {
1431 set viewinstances($view) [lreplace $viewinstances($view) $i $i]
1432 }
1433 # set it blocking so we wait for the process to terminate
1434 fconfigure $fd -blocking 1
1435 if {[catch {close $fd} err]} {
1436 set fv {}
1437 if {$view != $curview} {
1438 set fv " for the \"$viewname($view)\" view"
1439 }
1440 if {[string range $err 0 4] == "usage"} {
1441 set err "Gitk: error reading commits$fv:\
1442 bad arguments to git log."
1443 if {$viewname($view) eq "Command line"} {
1444 append err \
1445 " (Note: arguments to gitk are passed to git log\
1446 to allow selection of commits to be displayed.)"
1447 }
1448 } else {
1449 set err "Error reading commits$fv: $err"
1450 }
1451 error_popup $err
1452 }
1453 if {[incr viewactive($view) -1] <= 0} {
1454 set viewcomplete($view) 1
1455 # Check if we have seen any ids listed as parents that haven't
1456 # appeared in the list
1457 closevarcs $view
1458 notbusy $view
1459 }
1460 if {$view == $curview} {
1461 run chewcommits
1462 }
1463 return 0
1464 }
1465 set start 0
1466 set gotsome 0
1467 set scripts {}
1468 while 1 {
1469 set i [string first "\0" $stuff $start]
1470 if {$i < 0} {
1471 append leftover($inst) [string range $stuff $start end]
1472 break
1473 }
1474 if {$start == 0} {
1475 set cmit $leftover($inst)
1476 append cmit [string range $stuff 0 [expr {$i - 1}]]
1477 set leftover($inst) {}
1478 } else {
1479 set cmit [string range $stuff $start [expr {$i - 1}]]
1480 }
1481 set start [expr {$i + 1}]
1482 set j [string first "\n" $cmit]
1483 set ok 0
1484 set listed 1
1485 if {$j >= 0 && [string match "commit *" $cmit]} {
1486 set ids [string range $cmit 7 [expr {$j - 1}]]
1487 if {[string match {[-^<>]*} $ids]} {
1488 switch -- [string index $ids 0] {
1489 "-" {set listed 0}
1490 "^" {set listed 2}
1491 "<" {set listed 3}
1492 ">" {set listed 4}
1493 }
1494 set ids [string range $ids 1 end]
1495 }
1496 set ok 1
1497 foreach id $ids {
1498 if {[string length $id] != 40} {
1499 set ok 0
1500 break
1501 }
1502 }
1503 }
1504 if {!$ok} {
1505 set shortcmit $cmit
1506 if {[string length $shortcmit] > 80} {
1507 set shortcmit "[string range $shortcmit 0 80]..."
1508 }
1509 error_popup "[mc "Can't parse git log output:"] {$shortcmit}"
1510 exit 1
1511 }
1512 set id [lindex $ids 0]
1513 set vid $view,$id
1514
1515 lappend vshortids($view,[string range $id 0 3]) $id
1516
1517 if {!$listed && $updating && ![info exists varcid($vid)] &&
1518 $vfilelimit($view) ne {}} {
1519 # git log doesn't rewrite parents for unlisted commits
1520 # when doing path limiting, so work around that here
1521 # by working out the rewritten parent with git rev-list
1522 # and if we already know about it, using the rewritten
1523 # parent as a substitute parent for $id's children.
1524 if {![catch {
1525 set rwid [exec git rev-list --first-parent --max-count=1 \
1526 $id -- $vfilelimit($view)]
1527 }]} {
1528 if {$rwid ne {} && [info exists varcid($view,$rwid)]} {
1529 # use $rwid in place of $id
1530 rewrite_commit $view $id $rwid
1531 continue
1532 }
1533 }
1534 }
1535
1536 set a 0
1537 if {[info exists varcid($vid)]} {
1538 if {$cmitlisted($vid) || !$listed} continue
1539 set a $varcid($vid)
1540 }
1541 if {$listed} {
1542 set olds [lrange $ids 1 end]
1543 } else {
1544 set olds {}
1545 }
1546 set commitdata($id) [string range $cmit [expr {$j + 1}] end]
1547 set cmitlisted($vid) $listed
1548 set parents($vid) $olds
1549 if {![info exists children($vid)]} {
1550 set children($vid) {}
1551 } elseif {$a == 0 && [llength $children($vid)] == 1} {
1552 set k [lindex $children($vid) 0]
1553 if {[llength $parents($view,$k)] == 1 &&
1554 (!$vdatemode($view) ||
1555 $varcid($view,$k) == [llength $varctok($view)] - 1)} {
1556 set a $varcid($view,$k)
1557 }
1558 }
1559 if {$a == 0} {
1560 # new arc
1561 set a [newvarc $view $id]
1562 }
1563 if {[string compare [lindex $varctok($view) $a] $vtokmod($view)] < 0} {
1564 modify_arc $view $a
1565 }
1566 if {![info exists varcid($vid)]} {
1567 set varcid($vid) $a
1568 lappend varccommits($view,$a) $id
1569 incr commitidx($view)
1570 }
1571
1572 set i 0
1573 foreach p $olds {
1574 if {$i == 0 || [lsearch -exact $olds $p] >= $i} {
1575 set vp $view,$p
1576 if {[llength [lappend children($vp) $id]] > 1 &&
1577 [vtokcmp $view [lindex $children($vp) end-1] $id] > 0} {
1578 set children($vp) [lsort -command [list vtokcmp $view] \
1579 $children($vp)]
1580 catch {unset ordertok}
1581 }
1582 if {[info exists varcid($view,$p)]} {
1583 fix_reversal $p $a $view
1584 }
1585 }
1586 incr i
1587 }
1588
1589 set scripts [check_interest $id $scripts]
1590 set gotsome 1
1591 }
1592 if {$gotsome} {
1593 global numcommits hlview
1594
1595 if {$view == $curview} {
1596 set numcommits $commitidx($view)
1597 run chewcommits
1598 }
1599 if {[info exists hlview] && $view == $hlview} {
1600 # we never actually get here...
1601 run vhighlightmore
1602 }
1603 foreach s $scripts {
1604 eval $s
1605 }
1606 }
1607 return 2
1608}
1609
1610proc chewcommits {} {
1611 global curview hlview viewcomplete
1612 global pending_select
1613
1614 layoutmore
1615 if {$viewcomplete($curview)} {
1616 global commitidx varctok
1617 global numcommits startmsecs
1618
1619 if {[info exists pending_select]} {
1620 update
1621 reset_pending_select {}
1622
1623 if {[commitinview $pending_select $curview]} {
1624 selectline [rowofcommit $pending_select] 1
1625 } else {
1626 set row [first_real_row]
1627 selectline $row 1
1628 }
1629 }
1630 if {$commitidx($curview) > 0} {
1631 #set ms [expr {[clock clicks -milliseconds] - $startmsecs}]
1632 #puts "overall $ms ms for $numcommits commits"
1633 #puts "[llength $varctok($view)] arcs, $commitidx($view) commits"
1634 } else {
1635 show_status [mc "No commits selected"]
1636 }
1637 notbusy layout
1638 }
1639 return 0
1640}
1641
1642proc do_readcommit {id} {
1643 global tclencoding
1644
1645 # Invoke git-log to handle automatic encoding conversion
1646 set fd [open [concat | git log --no-color --pretty=raw -1 $id] r]
1647 # Read the results using i18n.logoutputencoding
1648 fconfigure $fd -translation lf -eofchar {}
1649 if {$tclencoding != {}} {
1650 fconfigure $fd -encoding $tclencoding
1651 }
1652 set contents [read $fd]
1653 close $fd
1654 # Remove the heading line
1655 regsub {^commit [0-9a-f]+\n} $contents {} contents
1656
1657 return $contents
1658}
1659
1660proc readcommit {id} {
1661 if {[catch {set contents [do_readcommit $id]}]} return
1662 parsecommit $id $contents 1
1663}
1664
1665proc parsecommit {id contents listed} {
1666 global commitinfo
1667
1668 set inhdr 1
1669 set comment {}
1670 set headline {}
1671 set auname {}
1672 set audate {}
1673 set comname {}
1674 set comdate {}
1675 set hdrend [string first "\n\n" $contents]
1676 if {$hdrend < 0} {
1677 # should never happen...
1678 set hdrend [string length $contents]
1679 }
1680 set header [string range $contents 0 [expr {$hdrend - 1}]]
1681 set comment [string range $contents [expr {$hdrend + 2}] end]
1682 foreach line [split $header "\n"] {
1683 set line [split $line " "]
1684 set tag [lindex $line 0]
1685 if {$tag == "author"} {
1686 set audate [lrange $line end-1 end]
1687 set auname [join [lrange $line 1 end-2] " "]
1688 } elseif {$tag == "committer"} {
1689 set comdate [lrange $line end-1 end]
1690 set comname [join [lrange $line 1 end-2] " "]
1691 }
1692 }
1693 set headline {}
1694 # take the first non-blank line of the comment as the headline
1695 set headline [string trimleft $comment]
1696 set i [string first "\n" $headline]
1697 if {$i >= 0} {
1698 set headline [string range $headline 0 $i]
1699 }
1700 set headline [string trimright $headline]
1701 set i [string first "\r" $headline]
1702 if {$i >= 0} {
1703 set headline [string trimright [string range $headline 0 $i]]
1704 }
1705 if {!$listed} {
1706 # git log indents the comment by 4 spaces;
1707 # if we got this via git cat-file, add the indentation
1708 set newcomment {}
1709 foreach line [split $comment "\n"] {
1710 append newcomment " "
1711 append newcomment $line
1712 append newcomment "\n"
1713 }
1714 set comment $newcomment
1715 }
1716 set hasnote [string first "\nNotes:\n" $contents]
1717 set diff ""
1718 # If there is diff output shown in the git-log stream, split it
1719 # out. But get rid of the empty line that always precedes the
1720 # diff.
1721 set i [string first "\n\ndiff" $comment]
1722 if {$i >= 0} {
1723 set diff [string range $comment $i+1 end]
1724 set comment [string range $comment 0 $i-1]
1725 }
1726 set commitinfo($id) [list $headline $auname $audate \
1727 $comname $comdate $comment $hasnote $diff]
1728}
1729
1730proc getcommit {id} {
1731 global commitdata commitinfo
1732
1733 if {[info exists commitdata($id)]} {
1734 parsecommit $id $commitdata($id) 1
1735 } else {
1736 readcommit $id
1737 if {![info exists commitinfo($id)]} {
1738 set commitinfo($id) [list [mc "No commit information available"]]
1739 }
1740 }
1741 return 1
1742}
1743
1744# Expand an abbreviated commit ID to a list of full 40-char IDs that match
1745# and are present in the current view.
1746# This is fairly slow...
1747proc longid {prefix} {
1748 global varcid curview vshortids
1749
1750 set ids {}
1751 if {[string length $prefix] >= 4} {
1752 set vshortid $curview,[string range $prefix 0 3]
1753 if {[info exists vshortids($vshortid)]} {
1754 foreach id $vshortids($vshortid) {
1755 if {[string match "$prefix*" $id]} {
1756 if {[lsearch -exact $ids $id] < 0} {
1757 lappend ids $id
1758 if {[llength $ids] >= 2} break
1759 }
1760 }
1761 }
1762 }
1763 } else {
1764 foreach match [array names varcid "$curview,$prefix*"] {
1765 lappend ids [lindex [split $match ","] 1]
1766 if {[llength $ids] >= 2} break
1767 }
1768 }
1769 return $ids
1770}
1771
1772proc readrefs {} {
1773 global tagids idtags headids idheads tagobjid
1774 global otherrefids idotherrefs mainhead mainheadid
1775 global selecthead selectheadid
1776 global hideremotes
1777
1778 foreach v {tagids idtags headids idheads otherrefids idotherrefs} {
1779 catch {unset $v}
1780 }
1781 set refd [open [list | git show-ref -d] r]
1782 while {[gets $refd line] >= 0} {
1783 if {[string index $line 40] ne " "} continue
1784 set id [string range $line 0 39]
1785 set ref [string range $line 41 end]
1786 if {![string match "refs/*" $ref]} continue
1787 set name [string range $ref 5 end]
1788 if {[string match "remotes/*" $name]} {
1789 if {![string match "*/HEAD" $name] && !$hideremotes} {
1790 set headids($name) $id
1791 lappend idheads($id) $name
1792 }
1793 } elseif {[string match "heads/*" $name]} {
1794 set name [string range $name 6 end]
1795 set headids($name) $id
1796 lappend idheads($id) $name
1797 } elseif {[string match "tags/*" $name]} {
1798 # this lets refs/tags/foo^{} overwrite refs/tags/foo,
1799 # which is what we want since the former is the commit ID
1800 set name [string range $name 5 end]
1801 if {[string match "*^{}" $name]} {
1802 set name [string range $name 0 end-3]
1803 } else {
1804 set tagobjid($name) $id
1805 }
1806 set tagids($name) $id
1807 lappend idtags($id) $name
1808 } else {
1809 set otherrefids($name) $id
1810 lappend idotherrefs($id) $name
1811 }
1812 }
1813 catch {close $refd}
1814 set mainhead {}
1815 set mainheadid {}
1816 catch {
1817 set mainheadid [exec git rev-parse HEAD]
1818 set thehead [exec git symbolic-ref HEAD]
1819 if {[string match "refs/heads/*" $thehead]} {
1820 set mainhead [string range $thehead 11 end]
1821 }
1822 }
1823 set selectheadid {}
1824 if {$selecthead ne {}} {
1825 catch {
1826 set selectheadid [exec git rev-parse --verify $selecthead]
1827 }
1828 }
1829}
1830
1831# skip over fake commits
1832proc first_real_row {} {
1833 global nullid nullid2 numcommits
1834
1835 for {set row 0} {$row < $numcommits} {incr row} {
1836 set id [commitonrow $row]
1837 if {$id ne $nullid && $id ne $nullid2} {
1838 break
1839 }
1840 }
1841 return $row
1842}
1843
1844# update things for a head moved to a child of its previous location
1845proc movehead {id name} {
1846 global headids idheads
1847
1848 removehead $headids($name) $name
1849 set headids($name) $id
1850 lappend idheads($id) $name
1851}
1852
1853# update things when a head has been removed
1854proc removehead {id name} {
1855 global headids idheads
1856
1857 if {$idheads($id) eq $name} {
1858 unset idheads($id)
1859 } else {
1860 set i [lsearch -exact $idheads($id) $name]
1861 if {$i >= 0} {
1862 set idheads($id) [lreplace $idheads($id) $i $i]
1863 }
1864 }
1865 unset headids($name)
1866}
1867
1868proc ttk_toplevel {w args} {
1869 global use_ttk
1870 eval [linsert $args 0 ::toplevel $w]
1871 if {$use_ttk} {
1872 place [ttk::frame $w._toplevel_background] -x 0 -y 0 -relwidth 1 -relheight 1
1873 }
1874 return $w
1875}
1876
1877proc make_transient {window origin} {
1878 global have_tk85
1879
1880 # In MacOS Tk 8.4 transient appears to work by setting
1881 # overrideredirect, which is utterly useless, since the
1882 # windows get no border, and are not even kept above
1883 # the parent.
1884 if {!$have_tk85 && [tk windowingsystem] eq {aqua}} return
1885
1886 wm transient $window $origin
1887
1888 # Windows fails to place transient windows normally, so
1889 # schedule a callback to center them on the parent.
1890 if {[tk windowingsystem] eq {win32}} {
1891 after idle [list tk::PlaceWindow $window widget $origin]
1892 }
1893}
1894
1895proc show_error {w top msg {mc mc}} {
1896 global NS
1897 if {![info exists NS]} {set NS ""}
1898 if {[wm state $top] eq "withdrawn"} { wm deiconify $top }
1899 message $w.m -text $msg -justify center -aspect 400
1900 pack $w.m -side top -fill x -padx 20 -pady 20
1901 ${NS}::button $w.ok -default active -text [$mc OK] -command "destroy $top"
1902 pack $w.ok -side bottom -fill x
1903 bind $top <Visibility> "grab $top; focus $top"
1904 bind $top <Key-Return> "destroy $top"
1905 bind $top <Key-space> "destroy $top"
1906 bind $top <Key-Escape> "destroy $top"
1907 tkwait window $top
1908}
1909
1910proc error_popup {msg {owner .}} {
1911 if {[tk windowingsystem] eq "win32"} {
1912 tk_messageBox -icon error -type ok -title [wm title .] \
1913 -parent $owner -message $msg
1914 } else {
1915 set w .error
1916 ttk_toplevel $w
1917 make_transient $w $owner
1918 show_error $w $w $msg
1919 }
1920}
1921
1922proc confirm_popup {msg {owner .}} {
1923 global confirm_ok NS
1924 set confirm_ok 0
1925 set w .confirm
1926 ttk_toplevel $w
1927 make_transient $w $owner
1928 message $w.m -text $msg -justify center -aspect 400
1929 pack $w.m -side top -fill x -padx 20 -pady 20
1930 ${NS}::button $w.ok -text [mc OK] -command "set confirm_ok 1; destroy $w"
1931 pack $w.ok -side left -fill x
1932 ${NS}::button $w.cancel -text [mc Cancel] -command "destroy $w"
1933 pack $w.cancel -side right -fill x
1934 bind $w <Visibility> "grab $w; focus $w"
1935 bind $w <Key-Return> "set confirm_ok 1; destroy $w"
1936 bind $w <Key-space> "set confirm_ok 1; destroy $w"
1937 bind $w <Key-Escape> "destroy $w"
1938 tk::PlaceWindow $w widget $owner
1939 tkwait window $w
1940 return $confirm_ok
1941}
1942
1943proc setoptions {} {
1944 if {[tk windowingsystem] ne "win32"} {
1945 option add *Panedwindow.showHandle 1 startupFile
1946 option add *Panedwindow.sashRelief raised startupFile
1947 if {[tk windowingsystem] ne "aqua"} {
1948 option add *Menu.font uifont startupFile
1949 }
1950 } else {
1951 option add *Menu.TearOff 0 startupFile
1952 }
1953 option add *Button.font uifont startupFile
1954 option add *Checkbutton.font uifont startupFile
1955 option add *Radiobutton.font uifont startupFile
1956 option add *Menubutton.font uifont startupFile
1957 option add *Label.font uifont startupFile
1958 option add *Message.font uifont startupFile
1959 option add *Entry.font textfont startupFile
1960 option add *Text.font textfont startupFile
1961 option add *Labelframe.font uifont startupFile
1962 option add *Spinbox.font textfont startupFile
1963 option add *Listbox.font mainfont startupFile
1964}
1965
1966# Make a menu and submenus.
1967# m is the window name for the menu, items is the list of menu items to add.
1968# Each item is a list {mc label type description options...}
1969# mc is ignored; it's so we can put mc there to alert xgettext
1970# label is the string that appears in the menu
1971# type is cascade, command or radiobutton (should add checkbutton)
1972# description depends on type; it's the sublist for cascade, the
1973# command to invoke for command, or {variable value} for radiobutton
1974proc makemenu {m items} {
1975 menu $m
1976 if {[tk windowingsystem] eq {aqua}} {
1977 set Meta1 Cmd
1978 } else {
1979 set Meta1 Ctrl
1980 }
1981 foreach i $items {
1982 set name [mc [lindex $i 1]]
1983 set type [lindex $i 2]
1984 set thing [lindex $i 3]
1985 set params [list $type]
1986 if {$name ne {}} {
1987 set u [string first "&" [string map {&& x} $name]]
1988 lappend params -label [string map {&& & & {}} $name]
1989 if {$u >= 0} {
1990 lappend params -underline $u
1991 }
1992 }
1993 switch -- $type {
1994 "cascade" {
1995 set submenu [string tolower [string map {& ""} [lindex $i 1]]]
1996 lappend params -menu $m.$submenu
1997 }
1998 "command" {
1999 lappend params -command $thing
2000 }
2001 "radiobutton" {
2002 lappend params -variable [lindex $thing 0] \
2003 -value [lindex $thing 1]
2004 }
2005 }
2006 set tail [lrange $i 4 end]
2007 regsub -all {\yMeta1\y} $tail $Meta1 tail
2008 eval $m add $params $tail
2009 if {$type eq "cascade"} {
2010 makemenu $m.$submenu $thing
2011 }
2012 }
2013}
2014
2015# translate string and remove ampersands
2016proc mca {str} {
2017 return [string map {&& & & {}} [mc $str]]
2018}
2019
2020proc cleardropsel {w} {
2021 $w selection clear
2022}
2023proc makedroplist {w varname args} {
2024 global use_ttk
2025 if {$use_ttk} {
2026 set width 0
2027 foreach label $args {
2028 set cx [string length $label]
2029 if {$cx > $width} {set width $cx}
2030 }
2031 set gm [ttk::combobox $w -width $width -state readonly\
2032 -textvariable $varname -values $args \
2033 -exportselection false]
2034 bind $gm <<ComboboxSelected>> [list $gm selection clear]
2035 } else {
2036 set gm [eval [linsert $args 0 tk_optionMenu $w $varname]]
2037 }
2038 return $gm
2039}
2040
2041proc makewindow {} {
2042 global canv canv2 canv3 linespc charspc ctext cflist cscroll
2043 global tabstop
2044 global findtype findtypemenu findloc findstring fstring geometry
2045 global entries sha1entry sha1string sha1but
2046 global diffcontextstring diffcontext
2047 global ignorespace
2048 global maincursor textcursor curtextcursor
2049 global rowctxmenu fakerowmenu mergemax wrapcomment
2050 global highlight_files gdttype
2051 global searchstring sstring
2052 global bgcolor fgcolor bglist fglist diffcolors selectbgcolor
2053 global uifgcolor uifgdisabledcolor
2054 global filesepbgcolor filesepfgcolor
2055 global mergecolors foundbgcolor currentsearchhitbgcolor
2056 global headctxmenu progresscanv progressitem progresscoords statusw
2057 global fprogitem fprogcoord lastprogupdate progupdatepending
2058 global rprogitem rprogcoord rownumsel numcommits
2059 global have_tk85 use_ttk NS
2060 global git_version
2061 global worddiff
2062
2063 # The "mc" arguments here are purely so that xgettext
2064 # sees the following string as needing to be translated
2065 set file {
2066 mc "File" cascade {
2067 {mc "Update" command updatecommits -accelerator F5}
2068 {mc "Reload" command reloadcommits -accelerator Shift-F5}
2069 {mc "Reread references" command rereadrefs}
2070 {mc "List references" command showrefs -accelerator F2}
2071 {xx "" separator}
2072 {mc "Start git gui" command {exec git gui &}}
2073 {xx "" separator}
2074 {mc "Quit" command doquit -accelerator Meta1-Q}
2075 }}
2076 set edit {
2077 mc "Edit" cascade {
2078 {mc "Preferences" command doprefs}
2079 }}
2080 set view {
2081 mc "View" cascade {
2082 {mc "New view..." command {newview 0} -accelerator Shift-F4}
2083 {mc "Edit view..." command editview -state disabled -accelerator F4}
2084 {mc "Delete view" command delview -state disabled}
2085 {xx "" separator}
2086 {mc "All files" radiobutton {selectedview 0} -command {showview 0}}
2087 }}
2088 if {[tk windowingsystem] ne "aqua"} {
2089 set help {
2090 mc "Help" cascade {
2091 {mc "About gitk" command about}
2092 {mc "Key bindings" command keys}
2093 }}
2094 set bar [list $file $edit $view $help]
2095 } else {
2096 proc ::tk::mac::ShowPreferences {} {doprefs}
2097 proc ::tk::mac::Quit {} {doquit}
2098 lset file end [lreplace [lindex $file end] end-1 end]
2099 set apple {
2100 xx "Apple" cascade {
2101 {mc "About gitk" command about}
2102 {xx "" separator}
2103 }}
2104 set help {
2105 mc "Help" cascade {
2106 {mc "Key bindings" command keys}
2107 }}
2108 set bar [list $apple $file $view $help]
2109 }
2110 makemenu .bar $bar
2111 . configure -menu .bar
2112
2113 if {$use_ttk} {
2114 # cover the non-themed toplevel with a themed frame.
2115 place [ttk::frame ._main_background] -x 0 -y 0 -relwidth 1 -relheight 1
2116 }
2117
2118 # the gui has upper and lower half, parts of a paned window.
2119 ${NS}::panedwindow .ctop -orient vertical
2120
2121 # possibly use assumed geometry
2122 if {![info exists geometry(pwsash0)]} {
2123 set geometry(topheight) [expr {15 * $linespc}]
2124 set geometry(topwidth) [expr {80 * $charspc}]
2125 set geometry(botheight) [expr {15 * $linespc}]
2126 set geometry(botwidth) [expr {50 * $charspc}]
2127 set geometry(pwsash0) [list [expr {40 * $charspc}] 2]
2128 set geometry(pwsash1) [list [expr {60 * $charspc}] 2]
2129 }
2130
2131 # the upper half will have a paned window, a scroll bar to the right, and some stuff below
2132 ${NS}::frame .tf -height $geometry(topheight) -width $geometry(topwidth)
2133 ${NS}::frame .tf.histframe
2134 ${NS}::panedwindow .tf.histframe.pwclist -orient horizontal
2135 if {!$use_ttk} {
2136 .tf.histframe.pwclist configure -sashpad 0 -handlesize 4
2137 }
2138
2139 # create three canvases
2140 set cscroll .tf.histframe.csb
2141 set canv .tf.histframe.pwclist.canv
2142 canvas $canv \
2143 -selectbackground $selectbgcolor \
2144 -background $bgcolor -bd 0 \
2145 -yscrollincr $linespc -yscrollcommand "scrollcanv $cscroll"
2146 .tf.histframe.pwclist add $canv
2147 set canv2 .tf.histframe.pwclist.canv2
2148 canvas $canv2 \
2149 -selectbackground $selectbgcolor \
2150 -background $bgcolor -bd 0 -yscrollincr $linespc
2151 .tf.histframe.pwclist add $canv2
2152 set canv3 .tf.histframe.pwclist.canv3
2153 canvas $canv3 \
2154 -selectbackground $selectbgcolor \
2155 -background $bgcolor -bd 0 -yscrollincr $linespc
2156 .tf.histframe.pwclist add $canv3
2157 if {$use_ttk} {
2158 bind .tf.histframe.pwclist <Map> {
2159 bind %W <Map> {}
2160 .tf.histframe.pwclist sashpos 1 [lindex $::geometry(pwsash1) 0]
2161 .tf.histframe.pwclist sashpos 0 [lindex $::geometry(pwsash0) 0]
2162 }
2163 } else {
2164 eval .tf.histframe.pwclist sash place 0 $geometry(pwsash0)
2165 eval .tf.histframe.pwclist sash place 1 $geometry(pwsash1)
2166 }
2167
2168 # a scroll bar to rule them
2169 ${NS}::scrollbar $cscroll -command {allcanvs yview}
2170 if {!$use_ttk} {$cscroll configure -highlightthickness 0}
2171 pack $cscroll -side right -fill y
2172 bind .tf.histframe.pwclist <Configure> {resizeclistpanes %W %w}
2173 lappend bglist $canv $canv2 $canv3
2174 pack .tf.histframe.pwclist -fill both -expand 1 -side left
2175
2176 # we have two button bars at bottom of top frame. Bar 1
2177 ${NS}::frame .tf.bar
2178 ${NS}::frame .tf.lbar -height 15
2179
2180 set sha1entry .tf.bar.sha1
2181 set entries $sha1entry
2182 set sha1but .tf.bar.sha1label
2183 button $sha1but -text "[mc "SHA1 ID:"] " -state disabled -relief flat \
2184 -command gotocommit -width 8
2185 $sha1but conf -disabledforeground [$sha1but cget -foreground]
2186 pack .tf.bar.sha1label -side left
2187 ${NS}::entry $sha1entry -width 40 -font textfont -textvariable sha1string
2188 trace add variable sha1string write sha1change
2189 pack $sha1entry -side left -pady 2
2190
2191 set bm_left_data {
2192 #define left_width 16
2193 #define left_height 16
2194 static unsigned char left_bits[] = {
2195 0x00, 0x00, 0xc0, 0x01, 0xe0, 0x00, 0x70, 0x00, 0x38, 0x00, 0x1c, 0x00,
2196 0x0e, 0x00, 0xff, 0x7f, 0xff, 0x7f, 0xff, 0x7f, 0x0e, 0x00, 0x1c, 0x00,
2197 0x38, 0x00, 0x70, 0x00, 0xe0, 0x00, 0xc0, 0x01};
2198 }
2199 set bm_right_data {
2200 #define right_width 16
2201 #define right_height 16
2202 static unsigned char right_bits[] = {
2203 0x00, 0x00, 0xc0, 0x01, 0x80, 0x03, 0x00, 0x07, 0x00, 0x0e, 0x00, 0x1c,
2204 0x00, 0x38, 0xff, 0x7f, 0xff, 0x7f, 0xff, 0x7f, 0x00, 0x38, 0x00, 0x1c,
2205 0x00, 0x0e, 0x00, 0x07, 0x80, 0x03, 0xc0, 0x01};
2206 }
2207 image create bitmap bm-left -data $bm_left_data -foreground $uifgcolor
2208 image create bitmap bm-left-gray -data $bm_left_data -foreground $uifgdisabledcolor
2209 image create bitmap bm-right -data $bm_right_data -foreground $uifgcolor
2210 image create bitmap bm-right-gray -data $bm_right_data -foreground $uifgdisabledcolor
2211
2212 ${NS}::button .tf.bar.leftbut -command goback -state disabled -width 26
2213 if {$use_ttk} {
2214 .tf.bar.leftbut configure -image [list bm-left disabled bm-left-gray]
2215 } else {
2216 .tf.bar.leftbut configure -image bm-left
2217 }
2218 pack .tf.bar.leftbut -side left -fill y
2219 ${NS}::button .tf.bar.rightbut -command goforw -state disabled -width 26
2220 if {$use_ttk} {
2221 .tf.bar.rightbut configure -image [list bm-right disabled bm-right-gray]
2222 } else {
2223 .tf.bar.rightbut configure -image bm-right
2224 }
2225 pack .tf.bar.rightbut -side left -fill y
2226
2227 ${NS}::label .tf.bar.rowlabel -text [mc "Row"]
2228 set rownumsel {}
2229 ${NS}::label .tf.bar.rownum -width 7 -textvariable rownumsel \
2230 -relief sunken -anchor e
2231 ${NS}::label .tf.bar.rowlabel2 -text "/"
2232 ${NS}::label .tf.bar.numcommits -width 7 -textvariable numcommits \
2233 -relief sunken -anchor e
2234 pack .tf.bar.rowlabel .tf.bar.rownum .tf.bar.rowlabel2 .tf.bar.numcommits \
2235 -side left
2236 if {!$use_ttk} {
2237 foreach w {rownum numcommits} {.tf.bar.$w configure -font textfont}
2238 }
2239 global selectedline
2240 trace add variable selectedline write selectedline_change
2241
2242 # Status label and progress bar
2243 set statusw .tf.bar.status
2244 ${NS}::label $statusw -width 15 -relief sunken
2245 pack $statusw -side left -padx 5
2246 if {$use_ttk} {
2247 set progresscanv [ttk::progressbar .tf.bar.progress]
2248 } else {
2249 set h [expr {[font metrics uifont -linespace] + 2}]
2250 set progresscanv .tf.bar.progress
2251 canvas $progresscanv -relief sunken -height $h -borderwidth 2
2252 set progressitem [$progresscanv create rect -1 0 0 $h -fill green]
2253 set fprogitem [$progresscanv create rect -1 0 0 $h -fill yellow]
2254 set rprogitem [$progresscanv create rect -1 0 0 $h -fill red]
2255 }
2256 pack $progresscanv -side right -expand 1 -fill x -padx {0 2}
2257 set progresscoords {0 0}
2258 set fprogcoord 0
2259 set rprogcoord 0
2260 bind $progresscanv <Configure> adjustprogress
2261 set lastprogupdate [clock clicks -milliseconds]
2262 set progupdatepending 0
2263
2264 # build up the bottom bar of upper window
2265 ${NS}::label .tf.lbar.flabel -text "[mc "Find"] "
2266
2267 set bm_down_data {
2268 #define down_width 16
2269 #define down_height 16
2270 static unsigned char down_bits[] = {
2271 0x80, 0x01, 0x80, 0x01, 0x80, 0x01, 0x80, 0x01,
2272 0x80, 0x01, 0x80, 0x01, 0x80, 0x01, 0x80, 0x01,
2273 0x87, 0xe1, 0x8e, 0x71, 0x9c, 0x39, 0xb8, 0x1d,
2274 0xf0, 0x0f, 0xe0, 0x07, 0xc0, 0x03, 0x80, 0x01};
2275 }
2276 image create bitmap bm-down -data $bm_down_data -foreground $uifgcolor
2277 ${NS}::button .tf.lbar.fnext -width 26 -command {dofind 1 1}
2278 .tf.lbar.fnext configure -image bm-down
2279
2280 set bm_up_data {
2281 #define up_width 16
2282 #define up_height 16
2283 static unsigned char up_bits[] = {
2284 0x80, 0x01, 0xc0, 0x03, 0xe0, 0x07, 0xf0, 0x0f,
2285 0xb8, 0x1d, 0x9c, 0x39, 0x8e, 0x71, 0x87, 0xe1,
2286 0x80, 0x01, 0x80, 0x01, 0x80, 0x01, 0x80, 0x01,
2287 0x80, 0x01, 0x80, 0x01, 0x80, 0x01, 0x80, 0x01};
2288 }
2289 image create bitmap bm-up -data $bm_up_data -foreground $uifgcolor
2290 ${NS}::button .tf.lbar.fprev -width 26 -command {dofind -1 1}
2291 .tf.lbar.fprev configure -image bm-up
2292
2293 ${NS}::label .tf.lbar.flab2 -text " [mc "commit"] "
2294
2295 pack .tf.lbar.flabel .tf.lbar.fnext .tf.lbar.fprev .tf.lbar.flab2 \
2296 -side left -fill y
2297 set gdttype [mc "containing:"]
2298 set gm [makedroplist .tf.lbar.gdttype gdttype \
2299 [mc "containing:"] \
2300 [mc "touching paths:"] \
2301 [mc "adding/removing string:"] \
2302 [mc "changing lines matching:"]]
2303 trace add variable gdttype write gdttype_change
2304 pack .tf.lbar.gdttype -side left -fill y
2305
2306 set findstring {}
2307 set fstring .tf.lbar.findstring
2308 lappend entries $fstring
2309 ${NS}::entry $fstring -width 30 -textvariable findstring
2310 trace add variable findstring write find_change
2311 set findtype [mc "Exact"]
2312 set findtypemenu [makedroplist .tf.lbar.findtype \
2313 findtype [mc "Exact"] [mc "IgnCase"] [mc "Regexp"]]
2314 trace add variable findtype write findcom_change
2315 set findloc [mc "All fields"]
2316 makedroplist .tf.lbar.findloc findloc [mc "All fields"] [mc "Headline"] \
2317 [mc "Comments"] [mc "Author"] [mc "Committer"]
2318 trace add variable findloc write find_change
2319 pack .tf.lbar.findloc -side right
2320 pack .tf.lbar.findtype -side right
2321 pack $fstring -side left -expand 1 -fill x
2322
2323 # Finish putting the upper half of the viewer together
2324 pack .tf.lbar -in .tf -side bottom -fill x
2325 pack .tf.bar -in .tf -side bottom -fill x
2326 pack .tf.histframe -fill both -side top -expand 1
2327 .ctop add .tf
2328 if {!$use_ttk} {
2329 .ctop paneconfigure .tf -height $geometry(topheight)
2330 .ctop paneconfigure .tf -width $geometry(topwidth)
2331 }
2332
2333 # now build up the bottom
2334 ${NS}::panedwindow .pwbottom -orient horizontal
2335
2336 # lower left, a text box over search bar, scroll bar to the right
2337 # if we know window height, then that will set the lower text height, otherwise
2338 # we set lower text height which will drive window height
2339 if {[info exists geometry(main)]} {
2340 ${NS}::frame .bleft -width $geometry(botwidth)
2341 } else {
2342 ${NS}::frame .bleft -width $geometry(botwidth) -height $geometry(botheight)
2343 }
2344 ${NS}::frame .bleft.top
2345 ${NS}::frame .bleft.mid
2346 ${NS}::frame .bleft.bottom
2347
2348 ${NS}::button .bleft.top.search -text [mc "Search"] -command dosearch
2349 pack .bleft.top.search -side left -padx 5
2350 set sstring .bleft.top.sstring
2351 set searchstring ""
2352 ${NS}::entry $sstring -width 20 -textvariable searchstring
2353 lappend entries $sstring
2354 trace add variable searchstring write incrsearch
2355 pack $sstring -side left -expand 1 -fill x
2356 ${NS}::radiobutton .bleft.mid.diff -text [mc "Diff"] \
2357 -command changediffdisp -variable diffelide -value {0 0}
2358 ${NS}::radiobutton .bleft.mid.old -text [mc "Old version"] \
2359 -command changediffdisp -variable diffelide -value {0 1}
2360 ${NS}::radiobutton .bleft.mid.new -text [mc "New version"] \
2361 -command changediffdisp -variable diffelide -value {1 0}
2362 ${NS}::label .bleft.mid.labeldiffcontext -text " [mc "Lines of context"]: "
2363 pack .bleft.mid.diff .bleft.mid.old .bleft.mid.new -side left
2364 spinbox .bleft.mid.diffcontext -width 5 \
2365 -from 0 -increment 1 -to 10000000 \
2366 -validate all -validatecommand "diffcontextvalidate %P" \
2367 -textvariable diffcontextstring
2368 .bleft.mid.diffcontext set $diffcontext
2369 trace add variable diffcontextstring write diffcontextchange
2370 lappend entries .bleft.mid.diffcontext
2371 pack .bleft.mid.labeldiffcontext .bleft.mid.diffcontext -side left
2372 ${NS}::checkbutton .bleft.mid.ignspace -text [mc "Ignore space change"] \
2373 -command changeignorespace -variable ignorespace
2374 pack .bleft.mid.ignspace -side left -padx 5
2375
2376 set worddiff [mc "Line diff"]
2377 if {[package vcompare $git_version "1.7.2"] >= 0} {
2378 makedroplist .bleft.mid.worddiff worddiff [mc "Line diff"] \
2379 [mc "Markup words"] [mc "Color words"]
2380 trace add variable worddiff write changeworddiff
2381 pack .bleft.mid.worddiff -side left -padx 5
2382 }
2383
2384 set ctext .bleft.bottom.ctext
2385 text $ctext -background $bgcolor -foreground $fgcolor \
2386 -state disabled -font textfont \
2387 -yscrollcommand scrolltext -wrap none \
2388 -xscrollcommand ".bleft.bottom.sbhorizontal set"
2389 if {$have_tk85} {
2390 $ctext conf -tabstyle wordprocessor
2391 }
2392 ${NS}::scrollbar .bleft.bottom.sb -command "$ctext yview"
2393 ${NS}::scrollbar .bleft.bottom.sbhorizontal -command "$ctext xview" -orient h
2394 pack .bleft.top -side top -fill x
2395 pack .bleft.mid -side top -fill x
2396 grid $ctext .bleft.bottom.sb -sticky nsew
2397 grid .bleft.bottom.sbhorizontal -sticky ew
2398 grid columnconfigure .bleft.bottom 0 -weight 1
2399 grid rowconfigure .bleft.bottom 0 -weight 1
2400 grid rowconfigure .bleft.bottom 1 -weight 0
2401 pack .bleft.bottom -side top -fill both -expand 1
2402 lappend bglist $ctext
2403 lappend fglist $ctext
2404
2405 $ctext tag conf comment -wrap $wrapcomment
2406 $ctext tag conf filesep -font textfontbold -fore $filesepfgcolor -back $filesepbgcolor
2407 $ctext tag conf hunksep -fore [lindex $diffcolors 2]
2408 $ctext tag conf d0 -fore [lindex $diffcolors 0]
2409 $ctext tag conf dresult -fore [lindex $diffcolors 1]
2410 $ctext tag conf m0 -fore [lindex $mergecolors 0]
2411 $ctext tag conf m1 -fore [lindex $mergecolors 1]
2412 $ctext tag conf m2 -fore [lindex $mergecolors 2]
2413 $ctext tag conf m3 -fore [lindex $mergecolors 3]
2414 $ctext tag conf m4 -fore [lindex $mergecolors 4]
2415 $ctext tag conf m5 -fore [lindex $mergecolors 5]
2416 $ctext tag conf m6 -fore [lindex $mergecolors 6]
2417 $ctext tag conf m7 -fore [lindex $mergecolors 7]
2418 $ctext tag conf m8 -fore [lindex $mergecolors 8]
2419 $ctext tag conf m9 -fore [lindex $mergecolors 9]
2420 $ctext tag conf m10 -fore [lindex $mergecolors 10]
2421 $ctext tag conf m11 -fore [lindex $mergecolors 11]
2422 $ctext tag conf m12 -fore [lindex $mergecolors 12]
2423 $ctext tag conf m13 -fore [lindex $mergecolors 13]
2424 $ctext tag conf m14 -fore [lindex $mergecolors 14]
2425 $ctext tag conf m15 -fore [lindex $mergecolors 15]
2426 $ctext tag conf mmax -fore darkgrey
2427 set mergemax 16
2428 $ctext tag conf mresult -font textfontbold
2429 $ctext tag conf msep -font textfontbold
2430 $ctext tag conf found -back $foundbgcolor
2431 $ctext tag conf currentsearchhit -back $currentsearchhitbgcolor
2432 $ctext tag conf wwrap -wrap word -lmargin2 1c
2433 $ctext tag conf bold -font textfontbold
2434
2435 .pwbottom add .bleft
2436 if {!$use_ttk} {
2437 .pwbottom paneconfigure .bleft -width $geometry(botwidth)
2438 }
2439
2440 # lower right
2441 ${NS}::frame .bright
2442 ${NS}::frame .bright.mode
2443 ${NS}::radiobutton .bright.mode.patch -text [mc "Patch"] \
2444 -command reselectline -variable cmitmode -value "patch"
2445 ${NS}::radiobutton .bright.mode.tree -text [mc "Tree"] \
2446 -command reselectline -variable cmitmode -value "tree"
2447 grid .bright.mode.patch .bright.mode.tree -sticky ew
2448 pack .bright.mode -side top -fill x
2449 set cflist .bright.cfiles
2450 set indent [font measure mainfont "nn"]
2451 text $cflist \
2452 -selectbackground $selectbgcolor \
2453 -background $bgcolor -foreground $fgcolor \
2454 -font mainfont \
2455 -tabs [list $indent [expr {2 * $indent}]] \
2456 -yscrollcommand ".bright.sb set" \
2457 -cursor [. cget -cursor] \
2458 -spacing1 1 -spacing3 1
2459 lappend bglist $cflist
2460 lappend fglist $cflist
2461 ${NS}::scrollbar .bright.sb -command "$cflist yview"
2462 pack .bright.sb -side right -fill y
2463 pack $cflist -side left -fill both -expand 1
2464 $cflist tag configure highlight \
2465 -background [$cflist cget -selectbackground]
2466 $cflist tag configure bold -font mainfontbold
2467
2468 .pwbottom add .bright
2469 .ctop add .pwbottom
2470
2471 # restore window width & height if known
2472 if {[info exists geometry(main)]} {
2473 if {[scan $geometry(main) "%dx%d" w h] >= 2} {
2474 if {$w > [winfo screenwidth .]} {
2475 set w [winfo screenwidth .]
2476 }
2477 if {$h > [winfo screenheight .]} {
2478 set h [winfo screenheight .]
2479 }
2480 wm geometry . "${w}x$h"
2481 }
2482 }
2483
2484 if {[info exists geometry(state)] && $geometry(state) eq "zoomed"} {
2485 wm state . $geometry(state)
2486 }
2487
2488 if {[tk windowingsystem] eq {aqua}} {
2489 set M1B M1
2490 set ::BM "3"
2491 } else {
2492 set M1B Control
2493 set ::BM "2"
2494 }
2495
2496 if {$use_ttk} {
2497 bind .ctop <Map> {
2498 bind %W <Map> {}
2499 %W sashpos 0 $::geometry(topheight)
2500 }
2501 bind .pwbottom <Map> {
2502 bind %W <Map> {}
2503 %W sashpos 0 $::geometry(botwidth)
2504 }
2505 }
2506
2507 bind .pwbottom <Configure> {resizecdetpanes %W %w}
2508 pack .ctop -fill both -expand 1
2509 bindall <1> {selcanvline %W %x %y}
2510 #bindall <B1-Motion> {selcanvline %W %x %y}
2511 if {[tk windowingsystem] == "win32"} {
2512 bind . <MouseWheel> { windows_mousewheel_redirector %W %X %Y %D }
2513 bind $ctext <MouseWheel> { windows_mousewheel_redirector %W %X %Y %D ; break }
2514 } else {
2515 bindall <ButtonRelease-4> "allcanvs yview scroll -5 units"
2516 bindall <ButtonRelease-5> "allcanvs yview scroll 5 units"
2517 if {[tk windowingsystem] eq "aqua"} {
2518 bindall <MouseWheel> {
2519 set delta [expr {- (%D)}]
2520 allcanvs yview scroll $delta units
2521 }
2522 bindall <Shift-MouseWheel> {
2523 set delta [expr {- (%D)}]
2524 $canv xview scroll $delta units
2525 }
2526 }
2527 }
2528 bindall <$::BM> "canvscan mark %W %x %y"
2529 bindall <B$::BM-Motion> "canvscan dragto %W %x %y"
2530 bind all <$M1B-Key-w> {destroy [winfo toplevel %W]}
2531 bind . <$M1B-Key-w> doquit
2532 bindkey <Home> selfirstline
2533 bindkey <End> sellastline
2534 bind . <Key-Up> "selnextline -1"
2535 bind . <Key-Down> "selnextline 1"
2536 bind . <Shift-Key-Up> "dofind -1 0"
2537 bind . <Shift-Key-Down> "dofind 1 0"
2538 bindkey <Key-Right> "goforw"
2539 bindkey <Key-Left> "goback"
2540 bind . <Key-Prior> "selnextpage -1"
2541 bind . <Key-Next> "selnextpage 1"
2542 bind . <$M1B-Home> "allcanvs yview moveto 0.0"
2543 bind . <$M1B-End> "allcanvs yview moveto 1.0"
2544 bind . <$M1B-Key-Up> "allcanvs yview scroll -1 units"
2545 bind . <$M1B-Key-Down> "allcanvs yview scroll 1 units"
2546 bind . <$M1B-Key-Prior> "allcanvs yview scroll -1 pages"
2547 bind . <$M1B-Key-Next> "allcanvs yview scroll 1 pages"
2548 bindkey <Key-Delete> "$ctext yview scroll -1 pages"
2549 bindkey <Key-BackSpace> "$ctext yview scroll -1 pages"
2550 bindkey <Key-space> "$ctext yview scroll 1 pages"
2551 bindkey p "selnextline -1"
2552 bindkey n "selnextline 1"
2553 bindkey z "goback"
2554 bindkey x "goforw"
2555 bindkey k "selnextline -1"
2556 bindkey j "selnextline 1"
2557 bindkey h "goback"
2558 bindkey l "goforw"
2559 bindkey b prevfile
2560 bindkey d "$ctext yview scroll 18 units"
2561 bindkey u "$ctext yview scroll -18 units"
2562 bindkey / {focus $fstring}
2563 bindkey <Key-KP_Divide> {focus $fstring}
2564 bindkey <Key-Return> {dofind 1 1}
2565 bindkey ? {dofind -1 1}
2566 bindkey f nextfile
2567 bind . <F5> updatecommits
2568 bindmodfunctionkey Shift 5 reloadcommits
2569 bind . <F2> showrefs
2570 bindmodfunctionkey Shift 4 {newview 0}
2571 bind . <F4> edit_or_newview
2572 bind . <$M1B-q> doquit
2573 bind . <$M1B-f> {dofind 1 1}
2574 bind . <$M1B-g> {dofind 1 0}
2575 bind . <$M1B-r> dosearchback
2576 bind . <$M1B-s> dosearch
2577 bind . <$M1B-equal> {incrfont 1}
2578 bind . <$M1B-plus> {incrfont 1}
2579 bind . <$M1B-KP_Add> {incrfont 1}
2580 bind . <$M1B-minus> {incrfont -1}
2581 bind . <$M1B-KP_Subtract> {incrfont -1}
2582 wm protocol . WM_DELETE_WINDOW doquit
2583 bind . <Destroy> {stop_backends}
2584 bind . <Button-1> "click %W"
2585 bind $fstring <Key-Return> {dofind 1 1}
2586 bind $sha1entry <Key-Return> {gotocommit; break}
2587 bind $sha1entry <<PasteSelection>> clearsha1
2588 bind $sha1entry <<Paste>> clearsha1
2589 bind $cflist <1> {sel_flist %W %x %y; break}
2590 bind $cflist <B1-Motion> {sel_flist %W %x %y; break}
2591 bind $cflist <ButtonRelease-1> {treeclick %W %x %y}
2592 global ctxbut
2593 bind $cflist $ctxbut {pop_flist_menu %W %X %Y %x %y}
2594 bind $ctext $ctxbut {pop_diff_menu %W %X %Y %x %y}
2595 bind $ctext <Button-1> {focus %W}
2596 bind $ctext <<Selection>> rehighlight_search_results
2597
2598 set maincursor [. cget -cursor]
2599 set textcursor [$ctext cget -cursor]
2600 set curtextcursor $textcursor
2601
2602 set rowctxmenu .rowctxmenu
2603 makemenu $rowctxmenu {
2604 {mc "Diff this -> selected" command {diffvssel 0}}
2605 {mc "Diff selected -> this" command {diffvssel 1}}
2606 {mc "Make patch" command mkpatch}
2607 {mc "Create tag" command mktag}
2608 {mc "Write commit to file" command writecommit}
2609 {mc "Create new branch" command mkbranch}
2610 {mc "Cherry-pick this commit" command cherrypick}
2611 {mc "Reset HEAD branch to here" command resethead}
2612 {mc "Mark this commit" command markhere}
2613 {mc "Return to mark" command gotomark}
2614 {mc "Find descendant of this and mark" command find_common_desc}
2615 {mc "Compare with marked commit" command compare_commits}
2616 {mc "Diff this -> marked commit" command {diffvsmark 0}}
2617 {mc "Diff marked commit -> this" command {diffvsmark 1}}
2618 {mc "Revert this commit" command revert}
2619 }
2620 $rowctxmenu configure -tearoff 0
2621
2622 set fakerowmenu .fakerowmenu
2623 makemenu $fakerowmenu {
2624 {mc "Diff this -> selected" command {diffvssel 0}}
2625 {mc "Diff selected -> this" command {diffvssel 1}}
2626 {mc "Make patch" command mkpatch}
2627 {mc "Diff this -> marked commit" command {diffvsmark 0}}
2628 {mc "Diff marked commit -> this" command {diffvsmark 1}}
2629 }
2630 $fakerowmenu configure -tearoff 0
2631
2632 set headctxmenu .headctxmenu
2633 makemenu $headctxmenu {
2634 {mc "Check out this branch" command cobranch}
2635 {mc "Remove this branch" command rmbranch}
2636 }
2637 $headctxmenu configure -tearoff 0
2638
2639 global flist_menu
2640 set flist_menu .flistctxmenu
2641 makemenu $flist_menu {
2642 {mc "Highlight this too" command {flist_hl 0}}
2643 {mc "Highlight this only" command {flist_hl 1}}
2644 {mc "External diff" command {external_diff}}
2645 {mc "Blame parent commit" command {external_blame 1}}
2646 }
2647 $flist_menu configure -tearoff 0
2648
2649 global diff_menu
2650 set diff_menu .diffctxmenu
2651 makemenu $diff_menu {
2652 {mc "Show origin of this line" command show_line_source}
2653 {mc "Run git gui blame on this line" command {external_blame_diff}}
2654 }
2655 $diff_menu configure -tearoff 0
2656}
2657
2658# Windows sends all mouse wheel events to the current focused window, not
2659# the one where the mouse hovers, so bind those events here and redirect
2660# to the correct window
2661proc windows_mousewheel_redirector {W X Y D} {
2662 global canv canv2 canv3
2663 set w [winfo containing -displayof $W $X $Y]
2664 if {$w ne ""} {
2665 set u [expr {$D < 0 ? 5 : -5}]
2666 if {$w == $canv || $w == $canv2 || $w == $canv3} {
2667 allcanvs yview scroll $u units
2668 } else {
2669 catch {
2670 $w yview scroll $u units
2671 }
2672 }
2673 }
2674}
2675
2676# Update row number label when selectedline changes
2677proc selectedline_change {n1 n2 op} {
2678 global selectedline rownumsel
2679
2680 if {$selectedline eq {}} {
2681 set rownumsel {}
2682 } else {
2683 set rownumsel [expr {$selectedline + 1}]
2684 }
2685}
2686
2687# mouse-2 makes all windows scan vertically, but only the one
2688# the cursor is in scans horizontally
2689proc canvscan {op w x y} {
2690 global canv canv2 canv3
2691 foreach c [list $canv $canv2 $canv3] {
2692 if {$c == $w} {
2693 $c scan $op $x $y
2694 } else {
2695 $c scan $op 0 $y
2696 }
2697 }
2698}
2699
2700proc scrollcanv {cscroll f0 f1} {
2701 $cscroll set $f0 $f1
2702 drawvisible
2703 flushhighlights
2704}
2705
2706# when we make a key binding for the toplevel, make sure
2707# it doesn't get triggered when that key is pressed in the
2708# find string entry widget.
2709proc bindkey {ev script} {
2710 global entries
2711 bind . $ev $script
2712 set escript [bind Entry $ev]
2713 if {$escript == {}} {
2714 set escript [bind Entry <Key>]
2715 }
2716 foreach e $entries {
2717 bind $e $ev "$escript; break"
2718 }
2719}
2720
2721proc bindmodfunctionkey {mod n script} {
2722 bind . <$mod-F$n> $script
2723 catch { bind . <$mod-XF86_Switch_VT_$n> $script }
2724}
2725
2726# set the focus back to the toplevel for any click outside
2727# the entry widgets
2728proc click {w} {
2729 global ctext entries
2730 foreach e [concat $entries $ctext] {
2731 if {$w == $e} return
2732 }
2733 focus .
2734}
2735
2736# Adjust the progress bar for a change in requested extent or canvas size
2737proc adjustprogress {} {
2738 global progresscanv progressitem progresscoords
2739 global fprogitem fprogcoord lastprogupdate progupdatepending
2740 global rprogitem rprogcoord use_ttk
2741
2742 if {$use_ttk} {
2743 $progresscanv configure -value [expr {int($fprogcoord * 100)}]
2744 return
2745 }
2746
2747 set w [expr {[winfo width $progresscanv] - 4}]
2748 set x0 [expr {$w * [lindex $progresscoords 0]}]
2749 set x1 [expr {$w * [lindex $progresscoords 1]}]
2750 set h [winfo height $progresscanv]
2751 $progresscanv coords $progressitem $x0 0 $x1 $h
2752 $progresscanv coords $fprogitem 0 0 [expr {$w * $fprogcoord}] $h
2753 $progresscanv coords $rprogitem 0 0 [expr {$w * $rprogcoord}] $h
2754 set now [clock clicks -milliseconds]
2755 if {$now >= $lastprogupdate + 100} {
2756 set progupdatepending 0
2757 update
2758 } elseif {!$progupdatepending} {
2759 set progupdatepending 1
2760 after [expr {$lastprogupdate + 100 - $now}] doprogupdate
2761 }
2762}
2763
2764proc doprogupdate {} {
2765 global lastprogupdate progupdatepending
2766
2767 if {$progupdatepending} {
2768 set progupdatepending 0
2769 set lastprogupdate [clock clicks -milliseconds]
2770 update
2771 }
2772}
2773
2774proc savestuff {w} {
2775 global canv canv2 canv3 mainfont textfont uifont tabstop
2776 global stuffsaved findmergefiles maxgraphpct
2777 global maxwidth showneartags showlocalchanges
2778 global viewname viewfiles viewargs viewargscmd viewperm nextviewnum
2779 global cmitmode wrapcomment datetimeformat limitdiffs
2780 global colors uicolor bgcolor fgcolor diffcolors diffcontext selectbgcolor
2781 global uifgcolor uifgdisabledcolor
2782 global headbgcolor headfgcolor headoutlinecolor remotebgcolor
2783 global tagbgcolor tagfgcolor tagoutlinecolor
2784 global reflinecolor filesepbgcolor filesepfgcolor
2785 global mergecolors foundbgcolor currentsearchhitbgcolor
2786 global linehoverbgcolor linehoverfgcolor linehoveroutlinecolor circlecolors
2787 global mainheadcirclecolor workingfilescirclecolor indexcirclecolor
2788 global linkfgcolor circleoutlinecolor
2789 global autoselect autosellen extdifftool perfile_attrs markbgcolor use_ttk
2790 global hideremotes want_ttk maxrefs
2791 global config_file config_file_tmp
2792
2793 if {$stuffsaved} return
2794 if {![winfo viewable .]} return
2795 catch {
2796 if {[file exists $config_file_tmp]} {
2797 file delete -force $config_file_tmp
2798 }
2799 set f [open $config_file_tmp w]
2800 if {$::tcl_platform(platform) eq {windows}} {
2801 file attributes $config_file_tmp -hidden true
2802 }
2803 puts $f [list set mainfont $mainfont]
2804 puts $f [list set textfont $textfont]
2805 puts $f [list set uifont $uifont]
2806 puts $f [list set tabstop $tabstop]
2807 puts $f [list set findmergefiles $findmergefiles]
2808 puts $f [list set maxgraphpct $maxgraphpct]
2809 puts $f [list set maxwidth $maxwidth]
2810 puts $f [list set cmitmode $cmitmode]
2811 puts $f [list set wrapcomment $wrapcomment]
2812 puts $f [list set autoselect $autoselect]
2813 puts $f [list set autosellen $autosellen]
2814 puts $f [list set showneartags $showneartags]
2815 puts $f [list set maxrefs $maxrefs]
2816 puts $f [list set hideremotes $hideremotes]
2817 puts $f [list set showlocalchanges $showlocalchanges]
2818 puts $f [list set datetimeformat $datetimeformat]
2819 puts $f [list set limitdiffs $limitdiffs]
2820 puts $f [list set uicolor $uicolor]
2821 puts $f [list set want_ttk $want_ttk]
2822 puts $f [list set bgcolor $bgcolor]
2823 puts $f [list set fgcolor $fgcolor]
2824 puts $f [list set uifgcolor $uifgcolor]
2825 puts $f [list set uifgdisabledcolor $uifgdisabledcolor]
2826 puts $f [list set colors $colors]
2827 puts $f [list set diffcolors $diffcolors]
2828 puts $f [list set mergecolors $mergecolors]
2829 puts $f [list set markbgcolor $markbgcolor]
2830 puts $f [list set diffcontext $diffcontext]
2831 puts $f [list set selectbgcolor $selectbgcolor]
2832 puts $f [list set foundbgcolor $foundbgcolor]
2833 puts $f [list set currentsearchhitbgcolor $currentsearchhitbgcolor]
2834 puts $f [list set extdifftool $extdifftool]
2835 puts $f [list set perfile_attrs $perfile_attrs]
2836 puts $f [list set headbgcolor $headbgcolor]
2837 puts $f [list set headfgcolor $headfgcolor]
2838 puts $f [list set headoutlinecolor $headoutlinecolor]
2839 puts $f [list set remotebgcolor $remotebgcolor]
2840 puts $f [list set tagbgcolor $tagbgcolor]
2841 puts $f [list set tagfgcolor $tagfgcolor]
2842 puts $f [list set tagoutlinecolor $tagoutlinecolor]
2843 puts $f [list set reflinecolor $reflinecolor]
2844 puts $f [list set filesepbgcolor $filesepbgcolor]
2845 puts $f [list set filesepfgcolor $filesepfgcolor]
2846 puts $f [list set linehoverbgcolor $linehoverbgcolor]
2847 puts $f [list set linehoverfgcolor $linehoverfgcolor]
2848 puts $f [list set linehoveroutlinecolor $linehoveroutlinecolor]
2849 puts $f [list set mainheadcirclecolor $mainheadcirclecolor]
2850 puts $f [list set workingfilescirclecolor $workingfilescirclecolor]
2851 puts $f [list set indexcirclecolor $indexcirclecolor]
2852 puts $f [list set circlecolors $circlecolors]
2853 puts $f [list set linkfgcolor $linkfgcolor]
2854 puts $f [list set circleoutlinecolor $circleoutlinecolor]
2855
2856 puts $f "set geometry(main) [wm geometry .]"
2857 puts $f "set geometry(state) [wm state .]"
2858 puts $f "set geometry(topwidth) [winfo width .tf]"
2859 puts $f "set geometry(topheight) [winfo height .tf]"
2860 if {$use_ttk} {
2861 puts $f "set geometry(pwsash0) \"[.tf.histframe.pwclist sashpos 0] 1\""
2862 puts $f "set geometry(pwsash1) \"[.tf.histframe.pwclist sashpos 1] 1\""
2863 } else {
2864 puts $f "set geometry(pwsash0) \"[.tf.histframe.pwclist sash coord 0]\""
2865 puts $f "set geometry(pwsash1) \"[.tf.histframe.pwclist sash coord 1]\""
2866 }
2867 puts $f "set geometry(botwidth) [winfo width .bleft]"
2868 puts $f "set geometry(botheight) [winfo height .bleft]"
2869
2870 puts -nonewline $f "set permviews {"
2871 for {set v 0} {$v < $nextviewnum} {incr v} {
2872 if {$viewperm($v)} {
2873 puts $f "{[list $viewname($v) $viewfiles($v) $viewargs($v) $viewargscmd($v)]}"
2874 }
2875 }
2876 puts $f "}"
2877 close $f
2878 file rename -force $config_file_tmp $config_file
2879 }
2880 set stuffsaved 1
2881}
2882
2883proc resizeclistpanes {win w} {
2884 global oldwidth use_ttk
2885 if {[info exists oldwidth($win)]} {
2886 if {$use_ttk} {
2887 set s0 [$win sashpos 0]
2888 set s1 [$win sashpos 1]
2889 } else {
2890 set s0 [$win sash coord 0]
2891 set s1 [$win sash coord 1]
2892 }
2893 if {$w < 60} {
2894 set sash0 [expr {int($w/2 - 2)}]
2895 set sash1 [expr {int($w*5/6 - 2)}]
2896 } else {
2897 set factor [expr {1.0 * $w / $oldwidth($win)}]
2898 set sash0 [expr {int($factor * [lindex $s0 0])}]
2899 set sash1 [expr {int($factor * [lindex $s1 0])}]
2900 if {$sash0 < 30} {
2901 set sash0 30
2902 }
2903 if {$sash1 < $sash0 + 20} {
2904 set sash1 [expr {$sash0 + 20}]
2905 }
2906 if {$sash1 > $w - 10} {
2907 set sash1 [expr {$w - 10}]
2908 if {$sash0 > $sash1 - 20} {
2909 set sash0 [expr {$sash1 - 20}]
2910 }
2911 }
2912 }
2913 if {$use_ttk} {
2914 $win sashpos 0 $sash0
2915 $win sashpos 1 $sash1
2916 } else {
2917 $win sash place 0 $sash0 [lindex $s0 1]
2918 $win sash place 1 $sash1 [lindex $s1 1]
2919 }
2920 }
2921 set oldwidth($win) $w
2922}
2923
2924proc resizecdetpanes {win w} {
2925 global oldwidth use_ttk
2926 if {[info exists oldwidth($win)]} {
2927 if {$use_ttk} {
2928 set s0 [$win sashpos 0]
2929 } else {
2930 set s0 [$win sash coord 0]
2931 }
2932 if {$w < 60} {
2933 set sash0 [expr {int($w*3/4 - 2)}]
2934 } else {
2935 set factor [expr {1.0 * $w / $oldwidth($win)}]
2936 set sash0 [expr {int($factor * [lindex $s0 0])}]
2937 if {$sash0 < 45} {
2938 set sash0 45
2939 }
2940 if {$sash0 > $w - 15} {
2941 set sash0 [expr {$w - 15}]
2942 }
2943 }
2944 if {$use_ttk} {
2945 $win sashpos 0 $sash0
2946 } else {
2947 $win sash place 0 $sash0 [lindex $s0 1]
2948 }
2949 }
2950 set oldwidth($win) $w
2951}
2952
2953proc allcanvs args {
2954 global canv canv2 canv3
2955 eval $canv $args
2956 eval $canv2 $args
2957 eval $canv3 $args
2958}
2959
2960proc bindall {event action} {
2961 global canv canv2 canv3
2962 bind $canv $event $action
2963 bind $canv2 $event $action
2964 bind $canv3 $event $action
2965}
2966
2967proc about {} {
2968 global uifont NS
2969 set w .about
2970 if {[winfo exists $w]} {
2971 raise $w
2972 return
2973 }
2974 ttk_toplevel $w
2975 wm title $w [mc "About gitk"]
2976 make_transient $w .
2977 message $w.m -text [mc "
2978Gitk - a commit viewer for git
2979
2980Copyright \u00a9 2005-2014 Paul Mackerras
2981
2982Use and redistribute under the terms of the GNU General Public License"] \
2983 -justify center -aspect 400 -border 2 -bg white -relief groove
2984 pack $w.m -side top -fill x -padx 2 -pady 2
2985 ${NS}::button $w.ok -text [mc "Close"] -command "destroy $w" -default active
2986 pack $w.ok -side bottom
2987 bind $w <Visibility> "focus $w.ok"
2988 bind $w <Key-Escape> "destroy $w"
2989 bind $w <Key-Return> "destroy $w"
2990 tk::PlaceWindow $w widget .
2991}
2992
2993proc keys {} {
2994 global NS
2995 set w .keys
2996 if {[winfo exists $w]} {
2997 raise $w
2998 return
2999 }
3000 if {[tk windowingsystem] eq {aqua}} {
3001 set M1T Cmd
3002 } else {
3003 set M1T Ctrl
3004 }
3005 ttk_toplevel $w
3006 wm title $w [mc "Gitk key bindings"]
3007 make_transient $w .
3008 message $w.m -text "
3009[mc "Gitk key bindings:"]
3010
3011[mc "<%s-Q> Quit" $M1T]
3012[mc "<%s-W> Close window" $M1T]
3013[mc "<Home> Move to first commit"]
3014[mc "<End> Move to last commit"]
3015[mc "<Up>, p, k Move up one commit"]
3016[mc "<Down>, n, j Move down one commit"]
3017[mc "<Left>, z, h Go back in history list"]
3018[mc "<Right>, x, l Go forward in history list"]
3019[mc "<PageUp> Move up one page in commit list"]
3020[mc "<PageDown> Move down one page in commit list"]
3021[mc "<%s-Home> Scroll to top of commit list" $M1T]
3022[mc "<%s-End> Scroll to bottom of commit list" $M1T]
3023[mc "<%s-Up> Scroll commit list up one line" $M1T]
3024[mc "<%s-Down> Scroll commit list down one line" $M1T]
3025[mc "<%s-PageUp> Scroll commit list up one page" $M1T]
3026[mc "<%s-PageDown> Scroll commit list down one page" $M1T]
3027[mc "<Shift-Up> Find backwards (upwards, later commits)"]
3028[mc "<Shift-Down> Find forwards (downwards, earlier commits)"]
3029[mc "<Delete>, b Scroll diff view up one page"]
3030[mc "<Backspace> Scroll diff view up one page"]
3031[mc "<Space> Scroll diff view down one page"]
3032[mc "u Scroll diff view up 18 lines"]
3033[mc "d Scroll diff view down 18 lines"]
3034[mc "<%s-F> Find" $M1T]
3035[mc "<%s-G> Move to next find hit" $M1T]
3036[mc "<Return> Move to next find hit"]
3037[mc "/ Focus the search box"]
3038[mc "? Move to previous find hit"]
3039[mc "f Scroll diff view to next file"]
3040[mc "<%s-S> Search for next hit in diff view" $M1T]
3041[mc "<%s-R> Search for previous hit in diff view" $M1T]
3042[mc "<%s-KP+> Increase font size" $M1T]
3043[mc "<%s-plus> Increase font size" $M1T]
3044[mc "<%s-KP-> Decrease font size" $M1T]
3045[mc "<%s-minus> Decrease font size" $M1T]
3046[mc "<F5> Update"]
3047" \
3048 -justify left -bg white -border 2 -relief groove
3049 pack $w.m -side top -fill both -padx 2 -pady 2
3050 ${NS}::button $w.ok -text [mc "Close"] -command "destroy $w" -default active
3051 bind $w <Key-Escape> [list destroy $w]
3052 pack $w.ok -side bottom
3053 bind $w <Visibility> "focus $w.ok"
3054 bind $w <Key-Escape> "destroy $w"
3055 bind $w <Key-Return> "destroy $w"
3056}
3057
3058# Procedures for manipulating the file list window at the
3059# bottom right of the overall window.
3060
3061proc treeview {w l openlevs} {
3062 global treecontents treediropen treeheight treeparent treeindex
3063
3064 set ix 0
3065 set treeindex() 0
3066 set lev 0
3067 set prefix {}
3068 set prefixend -1
3069 set prefendstack {}
3070 set htstack {}
3071 set ht 0
3072 set treecontents() {}
3073 $w conf -state normal
3074 foreach f $l {
3075 while {[string range $f 0 $prefixend] ne $prefix} {
3076 if {$lev <= $openlevs} {
3077 $w mark set e:$treeindex($prefix) "end -1c"
3078 $w mark gravity e:$treeindex($prefix) left
3079 }
3080 set treeheight($prefix) $ht
3081 incr ht [lindex $htstack end]
3082 set htstack [lreplace $htstack end end]
3083 set prefixend [lindex $prefendstack end]
3084 set prefendstack [lreplace $prefendstack end end]
3085 set prefix [string range $prefix 0 $prefixend]
3086 incr lev -1
3087 }
3088 set tail [string range $f [expr {$prefixend+1}] end]
3089 while {[set slash [string first "/" $tail]] >= 0} {
3090 lappend htstack $ht
3091 set ht 0
3092 lappend prefendstack $prefixend
3093 incr prefixend [expr {$slash + 1}]
3094 set d [string range $tail 0 $slash]
3095 lappend treecontents($prefix) $d
3096 set oldprefix $prefix
3097 append prefix $d
3098 set treecontents($prefix) {}
3099 set treeindex($prefix) [incr ix]
3100 set treeparent($prefix) $oldprefix
3101 set tail [string range $tail [expr {$slash+1}] end]
3102 if {$lev <= $openlevs} {
3103 set ht 1
3104 set treediropen($prefix) [expr {$lev < $openlevs}]
3105 set bm [expr {$lev == $openlevs? "tri-rt": "tri-dn"}]
3106 $w mark set d:$ix "end -1c"
3107 $w mark gravity d:$ix left
3108 set str "\n"
3109 for {set i 0} {$i < $lev} {incr i} {append str "\t"}
3110 $w insert end $str
3111 $w image create end -align center -image $bm -padx 1 \
3112 -name a:$ix
3113 $w insert end $d [highlight_tag $prefix]
3114 $w mark set s:$ix "end -1c"
3115 $w mark gravity s:$ix left
3116 }
3117 incr lev
3118 }
3119 if {$tail ne {}} {
3120 if {$lev <= $openlevs} {
3121 incr ht
3122 set str "\n"
3123 for {set i 0} {$i < $lev} {incr i} {append str "\t"}
3124 $w insert end $str
3125 $w insert end $tail [highlight_tag $f]
3126 }
3127 lappend treecontents($prefix) $tail
3128 }
3129 }
3130 while {$htstack ne {}} {
3131 set treeheight($prefix) $ht
3132 incr ht [lindex $htstack end]
3133 set htstack [lreplace $htstack end end]
3134 set prefixend [lindex $prefendstack end]
3135 set prefendstack [lreplace $prefendstack end end]
3136 set prefix [string range $prefix 0 $prefixend]
3137 }
3138 $w conf -state disabled
3139}
3140
3141proc linetoelt {l} {
3142 global treeheight treecontents
3143
3144 set y 2
3145 set prefix {}
3146 while {1} {
3147 foreach e $treecontents($prefix) {
3148 if {$y == $l} {
3149 return "$prefix$e"
3150 }
3151 set n 1
3152 if {[string index $e end] eq "/"} {
3153 set n $treeheight($prefix$e)
3154 if {$y + $n > $l} {
3155 append prefix $e
3156 incr y
3157 break
3158 }
3159 }
3160 incr y $n
3161 }
3162 }
3163}
3164
3165proc highlight_tree {y prefix} {
3166 global treeheight treecontents cflist
3167
3168 foreach e $treecontents($prefix) {
3169 set path $prefix$e
3170 if {[highlight_tag $path] ne {}} {
3171 $cflist tag add bold $y.0 "$y.0 lineend"
3172 }
3173 incr y
3174 if {[string index $e end] eq "/" && $treeheight($path) > 1} {
3175 set y [highlight_tree $y $path]
3176 }
3177 }
3178 return $y
3179}
3180
3181proc treeclosedir {w dir} {
3182 global treediropen treeheight treeparent treeindex
3183
3184 set ix $treeindex($dir)
3185 $w conf -state normal
3186 $w delete s:$ix e:$ix
3187 set treediropen($dir) 0
3188 $w image configure a:$ix -image tri-rt
3189 $w conf -state disabled
3190 set n [expr {1 - $treeheight($dir)}]
3191 while {$dir ne {}} {
3192 incr treeheight($dir) $n
3193 set dir $treeparent($dir)
3194 }
3195}
3196
3197proc treeopendir {w dir} {
3198 global treediropen treeheight treeparent treecontents treeindex
3199
3200 set ix $treeindex($dir)
3201 $w conf -state normal
3202 $w image configure a:$ix -image tri-dn
3203 $w mark set e:$ix s:$ix
3204 $w mark gravity e:$ix right
3205 set lev 0
3206 set str "\n"
3207 set n [llength $treecontents($dir)]
3208 for {set x $dir} {$x ne {}} {set x $treeparent($x)} {
3209 incr lev
3210 append str "\t"
3211 incr treeheight($x) $n
3212 }
3213 foreach e $treecontents($dir) {
3214 set de $dir$e
3215 if {[string index $e end] eq "/"} {
3216 set iy $treeindex($de)
3217 $w mark set d:$iy e:$ix
3218 $w mark gravity d:$iy left
3219 $w insert e:$ix $str
3220 set treediropen($de) 0
3221 $w image create e:$ix -align center -image tri-rt -padx 1 \
3222 -name a:$iy
3223 $w insert e:$ix $e [highlight_tag $de]
3224 $w mark set s:$iy e:$ix
3225 $w mark gravity s:$iy left
3226 set treeheight($de) 1
3227 } else {
3228 $w insert e:$ix $str
3229 $w insert e:$ix $e [highlight_tag $de]
3230 }
3231 }
3232 $w mark gravity e:$ix right
3233 $w conf -state disabled
3234 set treediropen($dir) 1
3235 set top [lindex [split [$w index @0,0] .] 0]
3236 set ht [$w cget -height]
3237 set l [lindex [split [$w index s:$ix] .] 0]
3238 if {$l < $top} {
3239 $w yview $l.0
3240 } elseif {$l + $n + 1 > $top + $ht} {
3241 set top [expr {$l + $n + 2 - $ht}]
3242 if {$l < $top} {
3243 set top $l
3244 }
3245 $w yview $top.0
3246 }
3247}
3248
3249proc treeclick {w x y} {
3250 global treediropen cmitmode ctext cflist cflist_top
3251
3252 if {$cmitmode ne "tree"} return
3253 if {![info exists cflist_top]} return
3254 set l [lindex [split [$w index "@$x,$y"] "."] 0]
3255 $cflist tag remove highlight $cflist_top.0 "$cflist_top.0 lineend"
3256 $cflist tag add highlight $l.0 "$l.0 lineend"
3257 set cflist_top $l
3258 if {$l == 1} {
3259 $ctext yview 1.0
3260 return
3261 }
3262 set e [linetoelt $l]
3263 if {[string index $e end] ne "/"} {
3264 showfile $e
3265 } elseif {$treediropen($e)} {
3266 treeclosedir $w $e
3267 } else {
3268 treeopendir $w $e
3269 }
3270}
3271
3272proc setfilelist {id} {
3273 global treefilelist cflist jump_to_here
3274
3275 treeview $cflist $treefilelist($id) 0
3276 if {$jump_to_here ne {}} {
3277 set f [lindex $jump_to_here 0]
3278 if {[lsearch -exact $treefilelist($id) $f] >= 0} {
3279 showfile $f
3280 }
3281 }
3282}
3283
3284image create bitmap tri-rt -background black -foreground blue -data {
3285 #define tri-rt_width 13
3286 #define tri-rt_height 13
3287 static unsigned char tri-rt_bits[] = {
3288 0x00, 0x00, 0x00, 0x00, 0x10, 0x00, 0x30, 0x00, 0x70, 0x00, 0xf0, 0x00,
3289 0xf0, 0x01, 0xf0, 0x00, 0x70, 0x00, 0x30, 0x00, 0x10, 0x00, 0x00, 0x00,
3290 0x00, 0x00};
3291} -maskdata {
3292 #define tri-rt-mask_width 13
3293 #define tri-rt-mask_height 13
3294 static unsigned char tri-rt-mask_bits[] = {
3295 0x08, 0x00, 0x18, 0x00, 0x38, 0x00, 0x78, 0x00, 0xf8, 0x00, 0xf8, 0x01,
3296 0xf8, 0x03, 0xf8, 0x01, 0xf8, 0x00, 0x78, 0x00, 0x38, 0x00, 0x18, 0x00,
3297 0x08, 0x00};
3298}
3299image create bitmap tri-dn -background black -foreground blue -data {
3300 #define tri-dn_width 13
3301 #define tri-dn_height 13
3302 static unsigned char tri-dn_bits[] = {
3303 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xfc, 0x07, 0xf8, 0x03,
3304 0xf0, 0x01, 0xe0, 0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
3305 0x00, 0x00};
3306} -maskdata {
3307 #define tri-dn-mask_width 13
3308 #define tri-dn-mask_height 13
3309 static unsigned char tri-dn-mask_bits[] = {
3310 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0x1f, 0xfe, 0x0f, 0xfc, 0x07,
3311 0xf8, 0x03, 0xf0, 0x01, 0xe0, 0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00,
3312 0x00, 0x00};
3313}
3314
3315image create bitmap reficon-T -background black -foreground yellow -data {
3316 #define tagicon_width 13
3317 #define tagicon_height 9
3318 static unsigned char tagicon_bits[] = {
3319 0x00, 0x00, 0x00, 0x00, 0xf0, 0x07, 0xf8, 0x07,
3320 0xfc, 0x07, 0xf8, 0x07, 0xf0, 0x07, 0x00, 0x00, 0x00, 0x00};
3321} -maskdata {
3322 #define tagicon-mask_width 13
3323 #define tagicon-mask_height 9
3324 static unsigned char tagicon-mask_bits[] = {
3325 0x00, 0x00, 0xf0, 0x0f, 0xf8, 0x0f, 0xfc, 0x0f,
3326 0xfe, 0x0f, 0xfc, 0x0f, 0xf8, 0x0f, 0xf0, 0x0f, 0x00, 0x00};
3327}
3328set rectdata {
3329 #define headicon_width 13
3330 #define headicon_height 9
3331 static unsigned char headicon_bits[] = {
3332 0x00, 0x00, 0x00, 0x00, 0xf8, 0x07, 0xf8, 0x07,
3333 0xf8, 0x07, 0xf8, 0x07, 0xf8, 0x07, 0x00, 0x00, 0x00, 0x00};
3334}
3335set rectmask {
3336 #define headicon-mask_width 13
3337 #define headicon-mask_height 9
3338 static unsigned char headicon-mask_bits[] = {
3339 0x00, 0x00, 0xfc, 0x0f, 0xfc, 0x0f, 0xfc, 0x0f,
3340 0xfc, 0x0f, 0xfc, 0x0f, 0xfc, 0x0f, 0xfc, 0x0f, 0x00, 0x00};
3341}
3342image create bitmap reficon-H -background black -foreground green \
3343 -data $rectdata -maskdata $rectmask
3344image create bitmap reficon-o -background black -foreground "#ddddff" \
3345 -data $rectdata -maskdata $rectmask
3346
3347proc init_flist {first} {
3348 global cflist cflist_top difffilestart
3349
3350 $cflist conf -state normal
3351 $cflist delete 0.0 end
3352 if {$first ne {}} {
3353 $cflist insert end $first
3354 set cflist_top 1
3355 $cflist tag add highlight 1.0 "1.0 lineend"
3356 } else {
3357 catch {unset cflist_top}
3358 }
3359 $cflist conf -state disabled
3360 set difffilestart {}
3361}
3362
3363proc highlight_tag {f} {
3364 global highlight_paths
3365
3366 foreach p $highlight_paths {
3367 if {[string match $p $f]} {
3368 return "bold"
3369 }
3370 }
3371 return {}
3372}
3373
3374proc highlight_filelist {} {
3375 global cmitmode cflist
3376
3377 $cflist conf -state normal
3378 if {$cmitmode ne "tree"} {
3379 set end [lindex [split [$cflist index end] .] 0]
3380 for {set l 2} {$l < $end} {incr l} {
3381 set line [$cflist get $l.0 "$l.0 lineend"]
3382 if {[highlight_tag $line] ne {}} {
3383 $cflist tag add bold $l.0 "$l.0 lineend"
3384 }
3385 }
3386 } else {
3387 highlight_tree 2 {}
3388 }
3389 $cflist conf -state disabled
3390}
3391
3392proc unhighlight_filelist {} {
3393 global cflist
3394
3395 $cflist conf -state normal
3396 $cflist tag remove bold 1.0 end
3397 $cflist conf -state disabled
3398}
3399
3400proc add_flist {fl} {
3401 global cflist
3402
3403 $cflist conf -state normal
3404 foreach f $fl {
3405 $cflist insert end "\n"
3406 $cflist insert end $f [highlight_tag $f]
3407 }
3408 $cflist conf -state disabled
3409}
3410
3411proc sel_flist {w x y} {
3412 global ctext difffilestart cflist cflist_top cmitmode
3413
3414 if {$cmitmode eq "tree"} return
3415 if {![info exists cflist_top]} return
3416 set l [lindex [split [$w index "@$x,$y"] "."] 0]
3417 $cflist tag remove highlight $cflist_top.0 "$cflist_top.0 lineend"
3418 $cflist tag add highlight $l.0 "$l.0 lineend"
3419 set cflist_top $l
3420 if {$l == 1} {
3421 $ctext yview 1.0
3422 } else {
3423 catch {$ctext yview [lindex $difffilestart [expr {$l - 2}]]}
3424 }
3425 suppress_highlighting_file_for_current_scrollpos
3426}
3427
3428proc pop_flist_menu {w X Y x y} {
3429 global ctext cflist cmitmode flist_menu flist_menu_file
3430 global treediffs diffids
3431
3432 stopfinding
3433 set l [lindex [split [$w index "@$x,$y"] "."] 0]
3434 if {$l <= 1} return
3435 if {$cmitmode eq "tree"} {
3436 set e [linetoelt $l]
3437 if {[string index $e end] eq "/"} return
3438 } else {
3439 set e [lindex $treediffs($diffids) [expr {$l-2}]]
3440 }
3441 set flist_menu_file $e
3442 set xdiffstate "normal"
3443 if {$cmitmode eq "tree"} {
3444 set xdiffstate "disabled"
3445 }
3446 # Disable "External diff" item in tree mode
3447 $flist_menu entryconf 2 -state $xdiffstate
3448 tk_popup $flist_menu $X $Y
3449}
3450
3451proc find_ctext_fileinfo {line} {
3452 global ctext_file_names ctext_file_lines
3453
3454 set ok [bsearch $ctext_file_lines $line]
3455 set tline [lindex $ctext_file_lines $ok]
3456
3457 if {$ok >= [llength $ctext_file_lines] || $line < $tline} {
3458 return {}
3459 } else {
3460 return [list [lindex $ctext_file_names $ok] $tline]
3461 }
3462}
3463
3464proc pop_diff_menu {w X Y x y} {
3465 global ctext diff_menu flist_menu_file
3466 global diff_menu_txtpos diff_menu_line
3467 global diff_menu_filebase
3468
3469 set diff_menu_txtpos [split [$w index "@$x,$y"] "."]
3470 set diff_menu_line [lindex $diff_menu_txtpos 0]
3471 # don't pop up the menu on hunk-separator or file-separator lines
3472 if {[lsearch -glob [$ctext tag names $diff_menu_line.0] "*sep"] >= 0} {
3473 return
3474 }
3475 stopfinding
3476 set f [find_ctext_fileinfo $diff_menu_line]
3477 if {$f eq {}} return
3478 set flist_menu_file [lindex $f 0]
3479 set diff_menu_filebase [lindex $f 1]
3480 tk_popup $diff_menu $X $Y
3481}
3482
3483proc flist_hl {only} {
3484 global flist_menu_file findstring gdttype
3485
3486 set x [shellquote $flist_menu_file]
3487 if {$only || $findstring eq {} || $gdttype ne [mc "touching paths:"]} {
3488 set findstring $x
3489 } else {
3490 append findstring " " $x
3491 }
3492 set gdttype [mc "touching paths:"]
3493}
3494
3495proc gitknewtmpdir {} {
3496 global diffnum gitktmpdir gitdir env
3497
3498 if {![info exists gitktmpdir]} {
3499 if {[info exists env(GITK_TMPDIR)]} {
3500 set tmpdir $env(GITK_TMPDIR)
3501 } elseif {[info exists env(TMPDIR)]} {
3502 set tmpdir $env(TMPDIR)
3503 } else {
3504 set tmpdir $gitdir
3505 }
3506 set gitktmpdir [file join $tmpdir [format ".gitk-tmp.%s" [pid]]]
3507 if {[catch {file mkdir $gitktmpdir} err]} {
3508 error_popup "[mc "Error creating temporary directory %s:" $gitktmpdir] $err"
3509 unset gitktmpdir
3510 return {}
3511 }
3512 set diffnum 0
3513 }
3514 incr diffnum
3515 set diffdir [file join $gitktmpdir $diffnum]
3516 if {[catch {file mkdir $diffdir} err]} {
3517 error_popup "[mc "Error creating temporary directory %s:" $diffdir] $err"
3518 return {}
3519 }
3520 return $diffdir
3521}
3522
3523proc save_file_from_commit {filename output what} {
3524 global nullfile
3525
3526 if {[catch {exec git show $filename -- > $output} err]} {
3527 if {[string match "fatal: bad revision *" $err]} {
3528 return $nullfile
3529 }
3530 error_popup "[mc "Error getting \"%s\" from %s:" $filename $what] $err"
3531 return {}
3532 }
3533 return $output
3534}
3535
3536proc external_diff_get_one_file {diffid filename diffdir} {
3537 global nullid nullid2 nullfile
3538 global worktree
3539
3540 if {$diffid == $nullid} {
3541 set difffile [file join $worktree $filename]
3542 if {[file exists $difffile]} {
3543 return $difffile
3544 }
3545 return $nullfile
3546 }
3547 if {$diffid == $nullid2} {
3548 set difffile [file join $diffdir "\[index\] [file tail $filename]"]
3549 return [save_file_from_commit :$filename $difffile index]
3550 }
3551 set difffile [file join $diffdir "\[$diffid\] [file tail $filename]"]
3552 return [save_file_from_commit $diffid:$filename $difffile \
3553 "revision $diffid"]
3554}
3555
3556proc external_diff {} {
3557 global nullid nullid2
3558 global flist_menu_file
3559 global diffids
3560 global extdifftool
3561
3562 if {[llength $diffids] == 1} {
3563 # no reference commit given
3564 set diffidto [lindex $diffids 0]
3565 if {$diffidto eq $nullid} {
3566 # diffing working copy with index
3567 set diffidfrom $nullid2
3568 } elseif {$diffidto eq $nullid2} {
3569 # diffing index with HEAD
3570 set diffidfrom "HEAD"
3571 } else {
3572 # use first parent commit
3573 global parentlist selectedline
3574 set diffidfrom [lindex $parentlist $selectedline 0]
3575 }
3576 } else {
3577 set diffidfrom [lindex $diffids 0]
3578 set diffidto [lindex $diffids 1]
3579 }
3580
3581 # make sure that several diffs wont collide
3582 set diffdir [gitknewtmpdir]
3583 if {$diffdir eq {}} return
3584
3585 # gather files to diff
3586 set difffromfile [external_diff_get_one_file $diffidfrom $flist_menu_file $diffdir]
3587 set difftofile [external_diff_get_one_file $diffidto $flist_menu_file $diffdir]
3588
3589 if {$difffromfile ne {} && $difftofile ne {}} {
3590 set cmd [list [shellsplit $extdifftool] $difffromfile $difftofile]
3591 if {[catch {set fl [open |$cmd r]} err]} {
3592 file delete -force $diffdir
3593 error_popup "$extdifftool: [mc "command failed:"] $err"
3594 } else {
3595 fconfigure $fl -blocking 0
3596 filerun $fl [list delete_at_eof $fl $diffdir]
3597 }
3598 }
3599}
3600
3601proc find_hunk_blamespec {base line} {
3602 global ctext
3603
3604 # Find and parse the hunk header
3605 set s_lix [$ctext search -backwards -regexp ^@@ "$line.0 lineend" $base.0]
3606 if {$s_lix eq {}} return
3607
3608 set s_line [$ctext get $s_lix "$s_lix + 1 lines"]
3609 if {![regexp {^@@@*(( -\d+(,\d+)?)+) \+(\d+)(,\d+)? @@} $s_line \
3610 s_line old_specs osz osz1 new_line nsz]} {
3611 return
3612 }
3613
3614 # base lines for the parents
3615 set base_lines [list $new_line]
3616 foreach old_spec [lrange [split $old_specs " "] 1 end] {
3617 if {![regexp -- {-(\d+)(,\d+)?} $old_spec \
3618 old_spec old_line osz]} {
3619 return
3620 }
3621 lappend base_lines $old_line
3622 }
3623
3624 # Now scan the lines to determine offset within the hunk
3625 set max_parent [expr {[llength $base_lines]-2}]
3626 set dline 0
3627 set s_lno [lindex [split $s_lix "."] 0]
3628
3629 # Determine if the line is removed
3630 set chunk [$ctext get $line.0 "$line.1 + $max_parent chars"]
3631 if {[string match {[-+ ]*} $chunk]} {
3632 set removed_idx [string first "-" $chunk]
3633 # Choose a parent index
3634 if {$removed_idx >= 0} {
3635 set parent $removed_idx
3636 } else {
3637 set unchanged_idx [string first " " $chunk]
3638 if {$unchanged_idx >= 0} {
3639 set parent $unchanged_idx
3640 } else {
3641 # blame the current commit
3642 set parent -1
3643 }
3644 }
3645 # then count other lines that belong to it
3646 for {set i $line} {[incr i -1] > $s_lno} {} {
3647 set chunk [$ctext get $i.0 "$i.1 + $max_parent chars"]
3648 # Determine if the line is removed
3649 set removed_idx [string first "-" $chunk]
3650 if {$parent >= 0} {
3651 set code [string index $chunk $parent]
3652 if {$code eq "-" || ($removed_idx < 0 && $code ne "+")} {
3653 incr dline
3654 }
3655 } else {
3656 if {$removed_idx < 0} {
3657 incr dline
3658 }
3659 }
3660 }
3661 incr parent
3662 } else {
3663 set parent 0
3664 }
3665
3666 incr dline [lindex $base_lines $parent]
3667 return [list $parent $dline]
3668}
3669
3670proc external_blame_diff {} {
3671 global currentid cmitmode
3672 global diff_menu_txtpos diff_menu_line
3673 global diff_menu_filebase flist_menu_file
3674
3675 if {$cmitmode eq "tree"} {
3676 set parent_idx 0
3677 set line [expr {$diff_menu_line - $diff_menu_filebase}]
3678 } else {
3679 set hinfo [find_hunk_blamespec $diff_menu_filebase $diff_menu_line]
3680 if {$hinfo ne {}} {
3681 set parent_idx [lindex $hinfo 0]
3682 set line [lindex $hinfo 1]
3683 } else {
3684 set parent_idx 0
3685 set line 0
3686 }
3687 }
3688
3689 external_blame $parent_idx $line
3690}
3691
3692# Find the SHA1 ID of the blob for file $fname in the index
3693# at stage 0 or 2
3694proc index_sha1 {fname} {
3695 set f [open [list | git ls-files -s $fname] r]
3696 while {[gets $f line] >= 0} {
3697 set info [lindex [split $line "\t"] 0]
3698 set stage [lindex $info 2]
3699 if {$stage eq "0" || $stage eq "2"} {
3700 close $f
3701 return [lindex $info 1]
3702 }
3703 }
3704 close $f
3705 return {}
3706}
3707
3708# Turn an absolute path into one relative to the current directory
3709proc make_relative {f} {
3710 if {[file pathtype $f] eq "relative"} {
3711 return $f
3712 }
3713 set elts [file split $f]
3714 set here [file split [pwd]]
3715 set ei 0
3716 set hi 0
3717 set res {}
3718 foreach d $here {
3719 if {$ei < $hi || $ei >= [llength $elts] || [lindex $elts $ei] ne $d} {
3720 lappend res ".."
3721 } else {
3722 incr ei
3723 }
3724 incr hi
3725 }
3726 set elts [concat $res [lrange $elts $ei end]]
3727 return [eval file join $elts]
3728}
3729
3730proc external_blame {parent_idx {line {}}} {
3731 global flist_menu_file cdup
3732 global nullid nullid2
3733 global parentlist selectedline currentid
3734
3735 if {$parent_idx > 0} {
3736 set base_commit [lindex $parentlist $selectedline [expr {$parent_idx-1}]]
3737 } else {
3738 set base_commit $currentid
3739 }
3740
3741 if {$base_commit eq {} || $base_commit eq $nullid || $base_commit eq $nullid2} {
3742 error_popup [mc "No such commit"]
3743 return
3744 }
3745
3746 set cmdline [list git gui blame]
3747 if {$line ne {} && $line > 1} {
3748 lappend cmdline "--line=$line"
3749 }
3750 set f [file join $cdup $flist_menu_file]
3751 # Unfortunately it seems git gui blame doesn't like
3752 # being given an absolute path...
3753 set f [make_relative $f]
3754 lappend cmdline $base_commit $f
3755 if {[catch {eval exec $cmdline &} err]} {
3756 error_popup "[mc "git gui blame: command failed:"] $err"
3757 }
3758}
3759
3760proc show_line_source {} {
3761 global cmitmode currentid parents curview blamestuff blameinst
3762 global diff_menu_line diff_menu_filebase flist_menu_file
3763 global nullid nullid2 gitdir cdup
3764
3765 set from_index {}
3766 if {$cmitmode eq "tree"} {
3767 set id $currentid
3768 set line [expr {$diff_menu_line - $diff_menu_filebase}]
3769 } else {
3770 set h [find_hunk_blamespec $diff_menu_filebase $diff_menu_line]
3771 if {$h eq {}} return
3772 set pi [lindex $h 0]
3773 if {$pi == 0} {
3774 mark_ctext_line $diff_menu_line
3775 return
3776 }
3777 incr pi -1
3778 if {$currentid eq $nullid} {
3779 if {$pi > 0} {
3780 # must be a merge in progress...
3781 if {[catch {
3782 # get the last line from .git/MERGE_HEAD
3783 set f [open [file join $gitdir MERGE_HEAD] r]
3784 set id [lindex [split [read $f] "\n"] end-1]
3785 close $f
3786 } err]} {
3787 error_popup [mc "Couldn't read merge head: %s" $err]
3788 return
3789 }
3790 } elseif {$parents($curview,$currentid) eq $nullid2} {
3791 # need to do the blame from the index
3792 if {[catch {
3793 set from_index [index_sha1 $flist_menu_file]
3794 } err]} {
3795 error_popup [mc "Error reading index: %s" $err]
3796 return
3797 }
3798 } else {
3799 set id $parents($curview,$currentid)
3800 }
3801 } else {
3802 set id [lindex $parents($curview,$currentid) $pi]
3803 }
3804 set line [lindex $h 1]
3805 }
3806 set blameargs {}
3807 if {$from_index ne {}} {
3808 lappend blameargs | git cat-file blob $from_index
3809 }
3810 lappend blameargs | git blame -p -L$line,+1
3811 if {$from_index ne {}} {
3812 lappend blameargs --contents -
3813 } else {
3814 lappend blameargs $id
3815 }
3816 lappend blameargs -- [file join $cdup $flist_menu_file]
3817 if {[catch {
3818 set f [open $blameargs r]
3819 } err]} {
3820 error_popup [mc "Couldn't start git blame: %s" $err]
3821 return
3822 }
3823 nowbusy blaming [mc "Searching"]
3824 fconfigure $f -blocking 0
3825 set i [reg_instance $f]
3826 set blamestuff($i) {}
3827 set blameinst $i
3828 filerun $f [list read_line_source $f $i]
3829}
3830
3831proc stopblaming {} {
3832 global blameinst
3833
3834 if {[info exists blameinst]} {
3835 stop_instance $blameinst
3836 unset blameinst
3837 notbusy blaming
3838 }
3839}
3840
3841proc read_line_source {fd inst} {
3842 global blamestuff curview commfd blameinst nullid nullid2
3843
3844 while {[gets $fd line] >= 0} {
3845 lappend blamestuff($inst) $line
3846 }
3847 if {![eof $fd]} {
3848 return 1
3849 }
3850 unset commfd($inst)
3851 unset blameinst
3852 notbusy blaming
3853 fconfigure $fd -blocking 1
3854 if {[catch {close $fd} err]} {
3855 error_popup [mc "Error running git blame: %s" $err]
3856 return 0
3857 }
3858
3859 set fname {}
3860 set line [split [lindex $blamestuff($inst) 0] " "]
3861 set id [lindex $line 0]
3862 set lnum [lindex $line 1]
3863 if {[string length $id] == 40 && [string is xdigit $id] &&
3864 [string is digit -strict $lnum]} {
3865 # look for "filename" line
3866 foreach l $blamestuff($inst) {
3867 if {[string match "filename *" $l]} {
3868 set fname [string range $l 9 end]
3869 break
3870 }
3871 }
3872 }
3873 if {$fname ne {}} {
3874 # all looks good, select it
3875 if {$id eq $nullid} {
3876 # blame uses all-zeroes to mean not committed,
3877 # which would mean a change in the index
3878 set id $nullid2
3879 }
3880 if {[commitinview $id $curview]} {
3881 selectline [rowofcommit $id] 1 [list $fname $lnum] 1
3882 } else {
3883 error_popup [mc "That line comes from commit %s, \
3884 which is not in this view" [shortids $id]]
3885 }
3886 } else {
3887 puts "oops couldn't parse git blame output"
3888 }
3889 return 0
3890}
3891
3892# delete $dir when we see eof on $f (presumably because the child has exited)
3893proc delete_at_eof {f dir} {
3894 while {[gets $f line] >= 0} {}
3895 if {[eof $f]} {
3896 if {[catch {close $f} err]} {
3897 error_popup "[mc "External diff viewer failed:"] $err"
3898 }
3899 file delete -force $dir
3900 return 0
3901 }
3902 return 1
3903}
3904
3905# Functions for adding and removing shell-type quoting
3906
3907proc shellquote {str} {
3908 if {![string match "*\['\"\\ \t]*" $str]} {
3909 return $str
3910 }
3911 if {![string match "*\['\"\\]*" $str]} {
3912 return "\"$str\""
3913 }
3914 if {![string match "*'*" $str]} {
3915 return "'$str'"
3916 }
3917 return "\"[string map {\" \\\" \\ \\\\} $str]\""
3918}
3919
3920proc shellarglist {l} {
3921 set str {}
3922 foreach a $l {
3923 if {$str ne {}} {
3924 append str " "
3925 }
3926 append str [shellquote $a]
3927 }
3928 return $str
3929}
3930
3931proc shelldequote {str} {
3932 set ret {}
3933 set used -1
3934 while {1} {
3935 incr used
3936 if {![regexp -start $used -indices "\['\"\\\\ \t]" $str first]} {
3937 append ret [string range $str $used end]
3938 set used [string length $str]
3939 break
3940 }
3941 set first [lindex $first 0]
3942 set ch [string index $str $first]
3943 if {$first > $used} {
3944 append ret [string range $str $used [expr {$first - 1}]]
3945 set used $first
3946 }
3947 if {$ch eq " " || $ch eq "\t"} break
3948 incr used
3949 if {$ch eq "'"} {
3950 set first [string first "'" $str $used]
3951 if {$first < 0} {
3952 error "unmatched single-quote"
3953 }
3954 append ret [string range $str $used [expr {$first - 1}]]
3955 set used $first
3956 continue
3957 }
3958 if {$ch eq "\\"} {
3959 if {$used >= [string length $str]} {
3960 error "trailing backslash"
3961 }
3962 append ret [string index $str $used]
3963 continue
3964 }
3965 # here ch == "\""
3966 while {1} {
3967 if {![regexp -start $used -indices "\[\"\\\\]" $str first]} {
3968 error "unmatched double-quote"
3969 }
3970 set first [lindex $first 0]
3971 set ch [string index $str $first]
3972 if {$first > $used} {
3973 append ret [string range $str $used [expr {$first - 1}]]
3974 set used $first
3975 }
3976 if {$ch eq "\""} break
3977 incr used
3978 append ret [string index $str $used]
3979 incr used
3980 }
3981 }
3982 return [list $used $ret]
3983}
3984
3985proc shellsplit {str} {
3986 set l {}
3987 while {1} {
3988 set str [string trimleft $str]
3989 if {$str eq {}} break
3990 set dq [shelldequote $str]
3991 set n [lindex $dq 0]
3992 set word [lindex $dq 1]
3993 set str [string range $str $n end]
3994 lappend l $word
3995 }
3996 return $l
3997}
3998
3999# Code to implement multiple views
4000
4001proc newview {ishighlight} {
4002 global nextviewnum newviewname newishighlight
4003 global revtreeargs viewargscmd newviewopts curview
4004
4005 set newishighlight $ishighlight
4006 set top .gitkview
4007 if {[winfo exists $top]} {
4008 raise $top
4009 return
4010 }
4011 decode_view_opts $nextviewnum $revtreeargs
4012 set newviewname($nextviewnum) "[mc "View"] $nextviewnum"
4013 set newviewopts($nextviewnum,perm) 0
4014 set newviewopts($nextviewnum,cmd) $viewargscmd($curview)
4015 vieweditor $top $nextviewnum [mc "Gitk view definition"]
4016}
4017
4018set known_view_options {
4019 {perm b . {} {mc "Remember this view"}}
4020 {reflabel l + {} {mc "References (space separated list):"}}
4021 {refs t15 .. {} {mc "Branches & tags:"}}
4022 {allrefs b *. "--all" {mc "All refs"}}
4023 {branches b . "--branches" {mc "All (local) branches"}}
4024 {tags b . "--tags" {mc "All tags"}}
4025 {remotes b . "--remotes" {mc "All remote-tracking branches"}}
4026 {commitlbl l + {} {mc "Commit Info (regular expressions):"}}
4027 {author t15 .. "--author=*" {mc "Author:"}}
4028 {committer t15 . "--committer=*" {mc "Committer:"}}
4029 {loginfo t15 .. "--grep=*" {mc "Commit Message:"}}
4030 {allmatch b .. "--all-match" {mc "Matches all Commit Info criteria"}}
4031 {changes_l l + {} {mc "Changes to Files:"}}
4032 {pickaxe_s r0 . {} {mc "Fixed String"}}
4033 {pickaxe_t r1 . "--pickaxe-regex" {mc "Regular Expression"}}
4034 {pickaxe t15 .. "-S*" {mc "Search string:"}}
4035 {datelabel l + {} {mc "Commit Dates (\"2 weeks ago\", \"2009-03-17 15:27:38\", \"March 17, 2009 15:27:38\"):"}}
4036 {since t15 .. {"--since=*" "--after=*"} {mc "Since:"}}
4037 {until t15 . {"--until=*" "--before=*"} {mc "Until:"}}
4038 {limit_lbl l + {} {mc "Limit and/or skip a number of revisions (positive integer):"}}
4039 {limit t10 *. "--max-count=*" {mc "Number to show:"}}
4040 {skip t10 . "--skip=*" {mc "Number to skip:"}}
4041 {misc_lbl l + {} {mc "Miscellaneous options:"}}
4042 {dorder b *. {"--date-order" "-d"} {mc "Strictly sort by date"}}
4043 {lright b . "--left-right" {mc "Mark branch sides"}}
4044 {first b . "--first-parent" {mc "Limit to first parent"}}
4045 {smplhst b . "--simplify-by-decoration" {mc "Simple history"}}
4046 {args t50 *. {} {mc "Additional arguments to git log:"}}
4047 {allpaths path + {} {mc "Enter files and directories to include, one per line:"}}
4048 {cmd t50= + {} {mc "Command to generate more commits to include:"}}
4049 }
4050
4051# Convert $newviewopts($n, ...) into args for git log.
4052proc encode_view_opts {n} {
4053 global known_view_options newviewopts
4054
4055 set rargs [list]
4056 foreach opt $known_view_options {
4057 set patterns [lindex $opt 3]
4058 if {$patterns eq {}} continue
4059 set pattern [lindex $patterns 0]
4060
4061 if {[lindex $opt 1] eq "b"} {
4062 set val $newviewopts($n,[lindex $opt 0])
4063 if {$val} {
4064 lappend rargs $pattern
4065 }
4066 } elseif {[regexp {^r(\d+)$} [lindex $opt 1] type value]} {
4067 regexp {^(.*_)} [lindex $opt 0] uselessvar button_id
4068 set val $newviewopts($n,$button_id)
4069 if {$val eq $value} {
4070 lappend rargs $pattern
4071 }
4072 } else {
4073 set val $newviewopts($n,[lindex $opt 0])
4074 set val [string trim $val]
4075 if {$val ne {}} {
4076 set pfix [string range $pattern 0 end-1]
4077 lappend rargs $pfix$val
4078 }
4079 }
4080 }
4081 set rargs [concat $rargs [shellsplit $newviewopts($n,refs)]]
4082 return [concat $rargs [shellsplit $newviewopts($n,args)]]
4083}
4084
4085# Fill $newviewopts($n, ...) based on args for git log.
4086proc decode_view_opts {n view_args} {
4087 global known_view_options newviewopts
4088
4089 foreach opt $known_view_options {
4090 set id [lindex $opt 0]
4091 if {[lindex $opt 1] eq "b"} {
4092 # Checkboxes
4093 set val 0
4094 } elseif {[regexp {^r(\d+)$} [lindex $opt 1]]} {
4095 # Radiobuttons
4096 regexp {^(.*_)} $id uselessvar id
4097 set val 0
4098 } else {
4099 # Text fields
4100 set val {}
4101 }
4102 set newviewopts($n,$id) $val
4103 }
4104 set oargs [list]
4105 set refargs [list]
4106 foreach arg $view_args {
4107 if {[regexp -- {^-([0-9]+)$} $arg arg cnt]
4108 && ![info exists found(limit)]} {
4109 set newviewopts($n,limit) $cnt
4110 set found(limit) 1
4111 continue
4112 }
4113 catch { unset val }
4114 foreach opt $known_view_options {
4115 set id [lindex $opt 0]
4116 if {[info exists found($id)]} continue
4117 foreach pattern [lindex $opt 3] {
4118 if {![string match $pattern $arg]} continue
4119 if {[lindex $opt 1] eq "b"} {
4120 # Check buttons
4121 set val 1
4122 } elseif {[regexp {^r(\d+)$} [lindex $opt 1] match num]} {
4123 # Radio buttons
4124 regexp {^(.*_)} $id uselessvar id
4125 set val $num
4126 } else {
4127 # Text input fields
4128 set size [string length $pattern]
4129 set val [string range $arg [expr {$size-1}] end]
4130 }
4131 set newviewopts($n,$id) $val
4132 set found($id) 1
4133 break
4134 }
4135 if {[info exists val]} break
4136 }
4137 if {[info exists val]} continue
4138 if {[regexp {^-} $arg]} {
4139 lappend oargs $arg
4140 } else {
4141 lappend refargs $arg
4142 }
4143 }
4144 set newviewopts($n,refs) [shellarglist $refargs]
4145 set newviewopts($n,args) [shellarglist $oargs]
4146}
4147
4148proc edit_or_newview {} {
4149 global curview
4150
4151 if {$curview > 0} {
4152 editview
4153 } else {
4154 newview 0
4155 }
4156}
4157
4158proc editview {} {
4159 global curview
4160 global viewname viewperm newviewname newviewopts
4161 global viewargs viewargscmd
4162
4163 set top .gitkvedit-$curview
4164 if {[winfo exists $top]} {
4165 raise $top
4166 return
4167 }
4168 decode_view_opts $curview $viewargs($curview)
4169 set newviewname($curview) $viewname($curview)
4170 set newviewopts($curview,perm) $viewperm($curview)
4171 set newviewopts($curview,cmd) $viewargscmd($curview)
4172 vieweditor $top $curview "[mc "Gitk: edit view"] $viewname($curview)"
4173}
4174
4175proc vieweditor {top n title} {
4176 global newviewname newviewopts viewfiles bgcolor
4177 global known_view_options NS
4178
4179 ttk_toplevel $top
4180 wm title $top [concat $title [mc "-- criteria for selecting revisions"]]
4181 make_transient $top .
4182
4183 # View name
4184 ${NS}::frame $top.nfr
4185 ${NS}::label $top.nl -text [mc "View Name"]
4186 ${NS}::entry $top.name -width 20 -textvariable newviewname($n)
4187 pack $top.nfr -in $top -fill x -pady 5 -padx 3
4188 pack $top.nl -in $top.nfr -side left -padx {0 5}
4189 pack $top.name -in $top.nfr -side left -padx {0 25}
4190
4191 # View options
4192 set cframe $top.nfr
4193 set cexpand 0
4194 set cnt 0
4195 foreach opt $known_view_options {
4196 set id [lindex $opt 0]
4197 set type [lindex $opt 1]
4198 set flags [lindex $opt 2]
4199 set title [eval [lindex $opt 4]]
4200 set lxpad 0
4201
4202 if {$flags eq "+" || $flags eq "*"} {
4203 set cframe $top.fr$cnt
4204 incr cnt
4205 ${NS}::frame $cframe
4206 pack $cframe -in $top -fill x -pady 3 -padx 3
4207 set cexpand [expr {$flags eq "*"}]
4208 } elseif {$flags eq ".." || $flags eq "*."} {
4209 set cframe $top.fr$cnt
4210 incr cnt
4211 ${NS}::frame $cframe
4212 pack $cframe -in $top -fill x -pady 3 -padx [list 15 3]
4213 set cexpand [expr {$flags eq "*."}]
4214 } else {
4215 set lxpad 5
4216 }
4217
4218 if {$type eq "l"} {
4219 ${NS}::label $cframe.l_$id -text $title
4220 pack $cframe.l_$id -in $cframe -side left -pady [list 3 0] -anchor w
4221 } elseif {$type eq "b"} {
4222 ${NS}::checkbutton $cframe.c_$id -text $title -variable newviewopts($n,$id)
4223 pack $cframe.c_$id -in $cframe -side left \
4224 -padx [list $lxpad 0] -expand $cexpand -anchor w
4225 } elseif {[regexp {^r(\d+)$} $type type sz]} {
4226 regexp {^(.*_)} $id uselessvar button_id
4227 ${NS}::radiobutton $cframe.c_$id -text $title -variable newviewopts($n,$button_id) -value $sz
4228 pack $cframe.c_$id -in $cframe -side left \
4229 -padx [list $lxpad 0] -expand $cexpand -anchor w
4230 } elseif {[regexp {^t(\d+)$} $type type sz]} {
4231 ${NS}::label $cframe.l_$id -text $title
4232 ${NS}::entry $cframe.e_$id -width $sz -background $bgcolor \
4233 -textvariable newviewopts($n,$id)
4234 pack $cframe.l_$id -in $cframe -side left -padx [list $lxpad 0]
4235 pack $cframe.e_$id -in $cframe -side left -expand 1 -fill x
4236 } elseif {[regexp {^t(\d+)=$} $type type sz]} {
4237 ${NS}::label $cframe.l_$id -text $title
4238 ${NS}::entry $cframe.e_$id -width $sz -background $bgcolor \
4239 -textvariable newviewopts($n,$id)
4240 pack $cframe.l_$id -in $cframe -side top -pady [list 3 0] -anchor w
4241 pack $cframe.e_$id -in $cframe -side top -fill x
4242 } elseif {$type eq "path"} {
4243 ${NS}::label $top.l -text $title
4244 pack $top.l -in $top -side top -pady [list 3 0] -anchor w -padx 3
4245 text $top.t -width 40 -height 5 -background $bgcolor
4246 if {[info exists viewfiles($n)]} {
4247 foreach f $viewfiles($n) {
4248 $top.t insert end $f
4249 $top.t insert end "\n"
4250 }
4251 $top.t delete {end - 1c} end
4252 $top.t mark set insert 0.0
4253 }
4254 pack $top.t -in $top -side top -pady [list 0 5] -fill both -expand 1 -padx 3
4255 }
4256 }
4257
4258 ${NS}::frame $top.buts
4259 ${NS}::button $top.buts.ok -text [mc "OK"] -command [list newviewok $top $n]
4260 ${NS}::button $top.buts.apply -text [mc "Apply (F5)"] -command [list newviewok $top $n 1]
4261 ${NS}::button $top.buts.can -text [mc "Cancel"] -command [list destroy $top]
4262 bind $top <Control-Return> [list newviewok $top $n]
4263 bind $top <F5> [list newviewok $top $n 1]
4264 bind $top <Escape> [list destroy $top]
4265 grid $top.buts.ok $top.buts.apply $top.buts.can
4266 grid columnconfigure $top.buts 0 -weight 1 -uniform a
4267 grid columnconfigure $top.buts 1 -weight 1 -uniform a
4268 grid columnconfigure $top.buts 2 -weight 1 -uniform a
4269 pack $top.buts -in $top -side top -fill x
4270 focus $top.t
4271}
4272
4273proc doviewmenu {m first cmd op argv} {
4274 set nmenu [$m index end]
4275 for {set i $first} {$i <= $nmenu} {incr i} {
4276 if {[$m entrycget $i -command] eq $cmd} {
4277 eval $m $op $i $argv
4278 break
4279 }
4280 }
4281}
4282
4283proc allviewmenus {n op args} {
4284 # global viewhlmenu
4285
4286 doviewmenu .bar.view 5 [list showview $n] $op $args
4287 # doviewmenu $viewhlmenu 1 [list addvhighlight $n] $op $args
4288}
4289
4290proc newviewok {top n {apply 0}} {
4291 global nextviewnum newviewperm newviewname newishighlight
4292 global viewname viewfiles viewperm selectedview curview
4293 global viewargs viewargscmd newviewopts viewhlmenu
4294
4295 if {[catch {
4296 set newargs [encode_view_opts $n]
4297 } err]} {
4298 error_popup "[mc "Error in commit selection arguments:"] $err" $top
4299 return
4300 }
4301 set files {}
4302 foreach f [split [$top.t get 0.0 end] "\n"] {
4303 set ft [string trim $f]
4304 if {$ft ne {}} {
4305 lappend files $ft
4306 }
4307 }
4308 if {![info exists viewfiles($n)]} {
4309 # creating a new view
4310 incr nextviewnum
4311 set viewname($n) $newviewname($n)
4312 set viewperm($n) $newviewopts($n,perm)
4313 set viewfiles($n) $files
4314 set viewargs($n) $newargs
4315 set viewargscmd($n) $newviewopts($n,cmd)
4316 addviewmenu $n
4317 if {!$newishighlight} {
4318 run showview $n
4319 } else {
4320 run addvhighlight $n
4321 }
4322 } else {
4323 # editing an existing view
4324 set viewperm($n) $newviewopts($n,perm)
4325 if {$newviewname($n) ne $viewname($n)} {
4326 set viewname($n) $newviewname($n)
4327 doviewmenu .bar.view 5 [list showview $n] \
4328 entryconf [list -label $viewname($n)]
4329 # doviewmenu $viewhlmenu 1 [list addvhighlight $n] \
4330 # entryconf [list -label $viewname($n) -value $viewname($n)]
4331 }
4332 if {$files ne $viewfiles($n) || $newargs ne $viewargs($n) || \
4333 $newviewopts($n,cmd) ne $viewargscmd($n)} {
4334 set viewfiles($n) $files
4335 set viewargs($n) $newargs
4336 set viewargscmd($n) $newviewopts($n,cmd)
4337 if {$curview == $n} {
4338 run reloadcommits
4339 }
4340 }
4341 }
4342 if {$apply} return
4343 catch {destroy $top}
4344}
4345
4346proc delview {} {
4347 global curview viewperm hlview selectedhlview
4348
4349 if {$curview == 0} return
4350 if {[info exists hlview] && $hlview == $curview} {
4351 set selectedhlview [mc "None"]
4352 unset hlview
4353 }
4354 allviewmenus $curview delete
4355 set viewperm($curview) 0
4356 showview 0
4357}
4358
4359proc addviewmenu {n} {
4360 global viewname viewhlmenu
4361
4362 .bar.view add radiobutton -label $viewname($n) \
4363 -command [list showview $n] -variable selectedview -value $n
4364 #$viewhlmenu add radiobutton -label $viewname($n) \
4365 # -command [list addvhighlight $n] -variable selectedhlview
4366}
4367
4368proc showview {n} {
4369 global curview cached_commitrow ordertok
4370 global displayorder parentlist rowidlist rowisopt rowfinal
4371 global colormap rowtextx nextcolor canvxmax
4372 global numcommits viewcomplete
4373 global selectedline currentid canv canvy0
4374 global treediffs
4375 global pending_select mainheadid
4376 global commitidx
4377 global selectedview
4378 global hlview selectedhlview commitinterest
4379
4380 if {$n == $curview} return
4381 set selid {}
4382 set ymax [lindex [$canv cget -scrollregion] 3]
4383 set span [$canv yview]
4384 set ytop [expr {[lindex $span 0] * $ymax}]
4385 set ybot [expr {[lindex $span 1] * $ymax}]
4386 set yscreen [expr {($ybot - $ytop) / 2}]
4387 if {$selectedline ne {}} {
4388 set selid $currentid
4389 set y [yc $selectedline]
4390 if {$ytop < $y && $y < $ybot} {
4391 set yscreen [expr {$y - $ytop}]
4392 }
4393 } elseif {[info exists pending_select]} {
4394 set selid $pending_select
4395 unset pending_select
4396 }
4397 unselectline
4398 normalline
4399 catch {unset treediffs}
4400 clear_display
4401 if {[info exists hlview] && $hlview == $n} {
4402 unset hlview
4403 set selectedhlview [mc "None"]
4404 }
4405 catch {unset commitinterest}
4406 catch {unset cached_commitrow}
4407 catch {unset ordertok}
4408
4409 set curview $n
4410 set selectedview $n
4411 .bar.view entryconf [mca "Edit view..."] -state [expr {$n == 0? "disabled": "normal"}]
4412 .bar.view entryconf [mca "Delete view"] -state [expr {$n == 0? "disabled": "normal"}]
4413
4414 run refill_reflist
4415 if {![info exists viewcomplete($n)]} {
4416 getcommits $selid
4417 return
4418 }
4419
4420 set displayorder {}
4421 set parentlist {}
4422 set rowidlist {}
4423 set rowisopt {}
4424 set rowfinal {}
4425 set numcommits $commitidx($n)
4426
4427 catch {unset colormap}
4428 catch {unset rowtextx}
4429 set nextcolor 0
4430 set canvxmax [$canv cget -width]
4431 set curview $n
4432 set row 0
4433 setcanvscroll
4434 set yf 0
4435 set row {}
4436 if {$selid ne {} && [commitinview $selid $n]} {
4437 set row [rowofcommit $selid]
4438 # try to get the selected row in the same position on the screen
4439 set ymax [lindex [$canv cget -scrollregion] 3]
4440 set ytop [expr {[yc $row] - $yscreen}]
4441 if {$ytop < 0} {
4442 set ytop 0
4443 }
4444 set yf [expr {$ytop * 1.0 / $ymax}]
4445 }
4446 allcanvs yview moveto $yf
4447 drawvisible
4448 if {$row ne {}} {
4449 selectline $row 0
4450 } elseif {!$viewcomplete($n)} {
4451 reset_pending_select $selid
4452 } else {
4453 reset_pending_select {}
4454
4455 if {[commitinview $pending_select $curview]} {
4456 selectline [rowofcommit $pending_select] 1
4457 } else {
4458 set row [first_real_row]
4459 if {$row < $numcommits} {
4460 selectline $row 0
4461 }
4462 }
4463 }
4464 if {!$viewcomplete($n)} {
4465 if {$numcommits == 0} {
4466 show_status [mc "Reading commits..."]
4467 }
4468 } elseif {$numcommits == 0} {
4469 show_status [mc "No commits selected"]
4470 }
4471}
4472
4473# Stuff relating to the highlighting facility
4474
4475proc ishighlighted {id} {
4476 global vhighlights fhighlights nhighlights rhighlights
4477
4478 if {[info exists nhighlights($id)] && $nhighlights($id) > 0} {
4479 return $nhighlights($id)
4480 }
4481 if {[info exists vhighlights($id)] && $vhighlights($id) > 0} {
4482 return $vhighlights($id)
4483 }
4484 if {[info exists fhighlights($id)] && $fhighlights($id) > 0} {
4485 return $fhighlights($id)
4486 }
4487 if {[info exists rhighlights($id)] && $rhighlights($id) > 0} {
4488 return $rhighlights($id)
4489 }
4490 return 0
4491}
4492
4493proc bolden {id font} {
4494 global canv linehtag currentid boldids need_redisplay markedid
4495
4496 # need_redisplay = 1 means the display is stale and about to be redrawn
4497 if {$need_redisplay} return
4498 lappend boldids $id
4499 $canv itemconf $linehtag($id) -font $font
4500 if {[info exists currentid] && $id eq $currentid} {
4501 $canv delete secsel
4502 set t [eval $canv create rect [$canv bbox $linehtag($id)] \
4503 -outline {{}} -tags secsel \
4504 -fill [$canv cget -selectbackground]]
4505 $canv lower $t
4506 }
4507 if {[info exists markedid] && $id eq $markedid} {
4508 make_idmark $id
4509 }
4510}
4511
4512proc bolden_name {id font} {
4513 global canv2 linentag currentid boldnameids need_redisplay
4514
4515 if {$need_redisplay} return
4516 lappend boldnameids $id
4517 $canv2 itemconf $linentag($id) -font $font
4518 if {[info exists currentid] && $id eq $currentid} {
4519 $canv2 delete secsel
4520 set t [eval $canv2 create rect [$canv2 bbox $linentag($id)] \
4521 -outline {{}} -tags secsel \
4522 -fill [$canv2 cget -selectbackground]]
4523 $canv2 lower $t
4524 }
4525}
4526
4527proc unbolden {} {
4528 global boldids
4529
4530 set stillbold {}
4531 foreach id $boldids {
4532 if {![ishighlighted $id]} {
4533 bolden $id mainfont
4534 } else {
4535 lappend stillbold $id
4536 }
4537 }
4538 set boldids $stillbold
4539}
4540
4541proc addvhighlight {n} {
4542 global hlview viewcomplete curview vhl_done commitidx
4543
4544 if {[info exists hlview]} {
4545 delvhighlight
4546 }
4547 set hlview $n
4548 if {$n != $curview && ![info exists viewcomplete($n)]} {
4549 start_rev_list $n
4550 }
4551 set vhl_done $commitidx($hlview)
4552 if {$vhl_done > 0} {
4553 drawvisible
4554 }
4555}
4556
4557proc delvhighlight {} {
4558 global hlview vhighlights
4559
4560 if {![info exists hlview]} return
4561 unset hlview
4562 catch {unset vhighlights}
4563 unbolden
4564}
4565
4566proc vhighlightmore {} {
4567 global hlview vhl_done commitidx vhighlights curview
4568
4569 set max $commitidx($hlview)
4570 set vr [visiblerows]
4571 set r0 [lindex $vr 0]
4572 set r1 [lindex $vr 1]
4573 for {set i $vhl_done} {$i < $max} {incr i} {
4574 set id [commitonrow $i $hlview]
4575 if {[commitinview $id $curview]} {
4576 set row [rowofcommit $id]
4577 if {$r0 <= $row && $row <= $r1} {
4578 if {![highlighted $row]} {
4579 bolden $id mainfontbold
4580 }
4581 set vhighlights($id) 1
4582 }
4583 }
4584 }
4585 set vhl_done $max
4586 return 0
4587}
4588
4589proc askvhighlight {row id} {
4590 global hlview vhighlights iddrawn
4591
4592 if {[commitinview $id $hlview]} {
4593 if {[info exists iddrawn($id)] && ![ishighlighted $id]} {
4594 bolden $id mainfontbold
4595 }
4596 set vhighlights($id) 1
4597 } else {
4598 set vhighlights($id) 0
4599 }
4600}
4601
4602proc hfiles_change {} {
4603 global highlight_files filehighlight fhighlights fh_serial
4604 global highlight_paths
4605
4606 if {[info exists filehighlight]} {
4607 # delete previous highlights
4608 catch {close $filehighlight}
4609 unset filehighlight
4610 catch {unset fhighlights}
4611 unbolden
4612 unhighlight_filelist
4613 }
4614 set highlight_paths {}
4615 after cancel do_file_hl $fh_serial
4616 incr fh_serial
4617 if {$highlight_files ne {}} {
4618 after 300 do_file_hl $fh_serial
4619 }
4620}
4621
4622proc gdttype_change {name ix op} {
4623 global gdttype highlight_files findstring findpattern
4624
4625 stopfinding
4626 if {$findstring ne {}} {
4627 if {$gdttype eq [mc "containing:"]} {
4628 if {$highlight_files ne {}} {
4629 set highlight_files {}
4630 hfiles_change
4631 }
4632 findcom_change
4633 } else {
4634 if {$findpattern ne {}} {
4635 set findpattern {}
4636 findcom_change
4637 }
4638 set highlight_files $findstring
4639 hfiles_change
4640 }
4641 drawvisible
4642 }
4643 # enable/disable findtype/findloc menus too
4644}
4645
4646proc find_change {name ix op} {
4647 global gdttype findstring highlight_files
4648
4649 stopfinding
4650 if {$gdttype eq [mc "containing:"]} {
4651 findcom_change
4652 } else {
4653 if {$highlight_files ne $findstring} {
4654 set highlight_files $findstring
4655 hfiles_change
4656 }
4657 }
4658 drawvisible
4659}
4660
4661proc findcom_change args {
4662 global nhighlights boldnameids
4663 global findpattern findtype findstring gdttype
4664
4665 stopfinding
4666 # delete previous highlights, if any
4667 foreach id $boldnameids {
4668 bolden_name $id mainfont
4669 }
4670 set boldnameids {}
4671 catch {unset nhighlights}
4672 unbolden
4673 unmarkmatches
4674 if {$gdttype ne [mc "containing:"] || $findstring eq {}} {
4675 set findpattern {}
4676 } elseif {$findtype eq [mc "Regexp"]} {
4677 set findpattern $findstring
4678 } else {
4679 set e [string map {"*" "\\*" "?" "\\?" "\[" "\\\[" "\\" "\\\\"} \
4680 $findstring]
4681 set findpattern "*$e*"
4682 }
4683}
4684
4685proc makepatterns {l} {
4686 set ret {}
4687 foreach e $l {
4688 set ee [string map {"*" "\\*" "?" "\\?" "\[" "\\\[" "\\" "\\\\"} $e]
4689 if {[string index $ee end] eq "/"} {
4690 lappend ret "$ee*"
4691 } else {
4692 lappend ret $ee
4693 lappend ret "$ee/*"
4694 }
4695 }
4696 return $ret
4697}
4698
4699proc do_file_hl {serial} {
4700 global highlight_files filehighlight highlight_paths gdttype fhl_list
4701 global cdup findtype
4702
4703 if {$gdttype eq [mc "touching paths:"]} {
4704 # If "exact" match then convert backslashes to forward slashes.
4705 # Most useful to support Windows-flavoured file paths.
4706 if {$findtype eq [mc "Exact"]} {
4707 set highlight_files [string map {"\\" "/"} $highlight_files]
4708 }
4709 if {[catch {set paths [shellsplit $highlight_files]}]} return
4710 set highlight_paths [makepatterns $paths]
4711 highlight_filelist
4712 set relative_paths {}
4713 foreach path $paths {
4714 lappend relative_paths [file join $cdup $path]
4715 }
4716 set gdtargs [concat -- $relative_paths]
4717 } elseif {$gdttype eq [mc "adding/removing string:"]} {
4718 set gdtargs [list "-S$highlight_files"]
4719 } elseif {$gdttype eq [mc "changing lines matching:"]} {
4720 set gdtargs [list "-G$highlight_files"]
4721 } else {
4722 # must be "containing:", i.e. we're searching commit info
4723 return
4724 }
4725 set cmd [concat | git diff-tree -r -s --stdin $gdtargs]
4726 set filehighlight [open $cmd r+]
4727 fconfigure $filehighlight -blocking 0
4728 filerun $filehighlight readfhighlight
4729 set fhl_list {}
4730 drawvisible
4731 flushhighlights
4732}
4733
4734proc flushhighlights {} {
4735 global filehighlight fhl_list
4736
4737 if {[info exists filehighlight]} {
4738 lappend fhl_list {}
4739 puts $filehighlight ""
4740 flush $filehighlight
4741 }
4742}
4743
4744proc askfilehighlight {row id} {
4745 global filehighlight fhighlights fhl_list
4746
4747 lappend fhl_list $id
4748 set fhighlights($id) -1
4749 puts $filehighlight $id
4750}
4751
4752proc readfhighlight {} {
4753 global filehighlight fhighlights curview iddrawn
4754 global fhl_list find_dirn
4755
4756 if {![info exists filehighlight]} {
4757 return 0
4758 }
4759 set nr 0
4760 while {[incr nr] <= 100 && [gets $filehighlight line] >= 0} {
4761 set line [string trim $line]
4762 set i [lsearch -exact $fhl_list $line]
4763 if {$i < 0} continue
4764 for {set j 0} {$j < $i} {incr j} {
4765 set id [lindex $fhl_list $j]
4766 set fhighlights($id) 0
4767 }
4768 set fhl_list [lrange $fhl_list [expr {$i+1}] end]
4769 if {$line eq {}} continue
4770 if {![commitinview $line $curview]} continue
4771 if {[info exists iddrawn($line)] && ![ishighlighted $line]} {
4772 bolden $line mainfontbold
4773 }
4774 set fhighlights($line) 1
4775 }
4776 if {[eof $filehighlight]} {
4777 # strange...
4778 puts "oops, git diff-tree died"
4779 catch {close $filehighlight}
4780 unset filehighlight
4781 return 0
4782 }
4783 if {[info exists find_dirn]} {
4784 run findmore
4785 }
4786 return 1
4787}
4788
4789proc doesmatch {f} {
4790 global findtype findpattern
4791
4792 if {$findtype eq [mc "Regexp"]} {
4793 return [regexp $findpattern $f]
4794 } elseif {$findtype eq [mc "IgnCase"]} {
4795 return [string match -nocase $findpattern $f]
4796 } else {
4797 return [string match $findpattern $f]
4798 }
4799}
4800
4801proc askfindhighlight {row id} {
4802 global nhighlights commitinfo iddrawn
4803 global findloc
4804 global markingmatches
4805
4806 if {![info exists commitinfo($id)]} {
4807 getcommit $id
4808 }
4809 set info $commitinfo($id)
4810 set isbold 0
4811 set fldtypes [list [mc Headline] [mc Author] "" [mc Committer] "" [mc Comments]]
4812 foreach f $info ty $fldtypes {
4813 if {$ty eq ""} continue
4814 if {($findloc eq [mc "All fields"] || $findloc eq $ty) &&
4815 [doesmatch $f]} {
4816 if {$ty eq [mc "Author"]} {
4817 set isbold 2
4818 break
4819 }
4820 set isbold 1
4821 }
4822 }
4823 if {$isbold && [info exists iddrawn($id)]} {
4824 if {![ishighlighted $id]} {
4825 bolden $id mainfontbold
4826 if {$isbold > 1} {
4827 bolden_name $id mainfontbold
4828 }
4829 }
4830 if {$markingmatches} {
4831 markrowmatches $row $id
4832 }
4833 }
4834 set nhighlights($id) $isbold
4835}
4836
4837proc markrowmatches {row id} {
4838 global canv canv2 linehtag linentag commitinfo findloc
4839
4840 set headline [lindex $commitinfo($id) 0]
4841 set author [lindex $commitinfo($id) 1]
4842 $canv delete match$row
4843 $canv2 delete match$row
4844 if {$findloc eq [mc "All fields"] || $findloc eq [mc "Headline"]} {
4845 set m [findmatches $headline]
4846 if {$m ne {}} {
4847 markmatches $canv $row $headline $linehtag($id) $m \
4848 [$canv itemcget $linehtag($id) -font] $row
4849 }
4850 }
4851 if {$findloc eq [mc "All fields"] || $findloc eq [mc "Author"]} {
4852 set m [findmatches $author]
4853 if {$m ne {}} {
4854 markmatches $canv2 $row $author $linentag($id) $m \
4855 [$canv2 itemcget $linentag($id) -font] $row
4856 }
4857 }
4858}
4859
4860proc vrel_change {name ix op} {
4861 global highlight_related
4862
4863 rhighlight_none
4864 if {$highlight_related ne [mc "None"]} {
4865 run drawvisible
4866 }
4867}
4868
4869# prepare for testing whether commits are descendents or ancestors of a
4870proc rhighlight_sel {a} {
4871 global descendent desc_todo ancestor anc_todo
4872 global highlight_related
4873
4874 catch {unset descendent}
4875 set desc_todo [list $a]
4876 catch {unset ancestor}
4877 set anc_todo [list $a]
4878 if {$highlight_related ne [mc "None"]} {
4879 rhighlight_none
4880 run drawvisible
4881 }
4882}
4883
4884proc rhighlight_none {} {
4885 global rhighlights
4886
4887 catch {unset rhighlights}
4888 unbolden
4889}
4890
4891proc is_descendent {a} {
4892 global curview children descendent desc_todo
4893
4894 set v $curview
4895 set la [rowofcommit $a]
4896 set todo $desc_todo
4897 set leftover {}
4898 set done 0
4899 for {set i 0} {$i < [llength $todo]} {incr i} {
4900 set do [lindex $todo $i]
4901 if {[rowofcommit $do] < $la} {
4902 lappend leftover $do
4903 continue
4904 }
4905 foreach nk $children($v,$do) {
4906 if {![info exists descendent($nk)]} {
4907 set descendent($nk) 1
4908 lappend todo $nk
4909 if {$nk eq $a} {
4910 set done 1
4911 }
4912 }
4913 }
4914 if {$done} {
4915 set desc_todo [concat $leftover [lrange $todo [expr {$i+1}] end]]
4916 return
4917 }
4918 }
4919 set descendent($a) 0
4920 set desc_todo $leftover
4921}
4922
4923proc is_ancestor {a} {
4924 global curview parents ancestor anc_todo
4925
4926 set v $curview
4927 set la [rowofcommit $a]
4928 set todo $anc_todo
4929 set leftover {}
4930 set done 0
4931 for {set i 0} {$i < [llength $todo]} {incr i} {
4932 set do [lindex $todo $i]
4933 if {![commitinview $do $v] || [rowofcommit $do] > $la} {
4934 lappend leftover $do
4935 continue
4936 }
4937 foreach np $parents($v,$do) {
4938 if {![info exists ancestor($np)]} {
4939 set ancestor($np) 1
4940 lappend todo $np
4941 if {$np eq $a} {
4942 set done 1
4943 }
4944 }
4945 }
4946 if {$done} {
4947 set anc_todo [concat $leftover [lrange $todo [expr {$i+1}] end]]
4948 return
4949 }
4950 }
4951 set ancestor($a) 0
4952 set anc_todo $leftover
4953}
4954
4955proc askrelhighlight {row id} {
4956 global descendent highlight_related iddrawn rhighlights
4957 global selectedline ancestor
4958
4959 if {$selectedline eq {}} return
4960 set isbold 0
4961 if {$highlight_related eq [mc "Descendant"] ||
4962 $highlight_related eq [mc "Not descendant"]} {
4963 if {![info exists descendent($id)]} {
4964 is_descendent $id
4965 }
4966 if {$descendent($id) == ($highlight_related eq [mc "Descendant"])} {
4967 set isbold 1
4968 }
4969 } elseif {$highlight_related eq [mc "Ancestor"] ||
4970 $highlight_related eq [mc "Not ancestor"]} {
4971 if {![info exists ancestor($id)]} {
4972 is_ancestor $id
4973 }
4974 if {$ancestor($id) == ($highlight_related eq [mc "Ancestor"])} {
4975 set isbold 1
4976 }
4977 }
4978 if {[info exists iddrawn($id)]} {
4979 if {$isbold && ![ishighlighted $id]} {
4980 bolden $id mainfontbold
4981 }
4982 }
4983 set rhighlights($id) $isbold
4984}
4985
4986# Graph layout functions
4987
4988proc shortids {ids} {
4989 set res {}
4990 foreach id $ids {
4991 if {[llength $id] > 1} {
4992 lappend res [shortids $id]
4993 } elseif {[regexp {^[0-9a-f]{40}$} $id]} {
4994 lappend res [string range $id 0 7]
4995 } else {
4996 lappend res $id
4997 }
4998 }
4999 return $res
5000}
5001
5002proc ntimes {n o} {
5003 set ret {}
5004 set o [list $o]
5005 for {set mask 1} {$mask <= $n} {incr mask $mask} {
5006 if {($n & $mask) != 0} {
5007 set ret [concat $ret $o]
5008 }
5009 set o [concat $o $o]
5010 }
5011 return $ret
5012}
5013
5014proc ordertoken {id} {
5015 global ordertok curview varcid varcstart varctok curview parents children
5016 global nullid nullid2
5017
5018 if {[info exists ordertok($id)]} {
5019 return $ordertok($id)
5020 }
5021 set origid $id
5022 set todo {}
5023 while {1} {
5024 if {[info exists varcid($curview,$id)]} {
5025 set a $varcid($curview,$id)
5026 set p [lindex $varcstart($curview) $a]
5027 } else {
5028 set p [lindex $children($curview,$id) 0]
5029 }
5030 if {[info exists ordertok($p)]} {
5031 set tok $ordertok($p)
5032 break
5033 }
5034 set id [first_real_child $curview,$p]
5035 if {$id eq {}} {
5036 # it's a root
5037 set tok [lindex $varctok($curview) $varcid($curview,$p)]
5038 break
5039 }
5040 if {[llength $parents($curview,$id)] == 1} {
5041 lappend todo [list $p {}]
5042 } else {
5043 set j [lsearch -exact $parents($curview,$id) $p]
5044 if {$j < 0} {
5045 puts "oops didn't find [shortids $p] in parents of [shortids $id]"
5046 }
5047 lappend todo [list $p [strrep $j]]
5048 }
5049 }
5050 for {set i [llength $todo]} {[incr i -1] >= 0} {} {
5051 set p [lindex $todo $i 0]
5052 append tok [lindex $todo $i 1]
5053 set ordertok($p) $tok
5054 }
5055 set ordertok($origid) $tok
5056 return $tok
5057}
5058
5059# Work out where id should go in idlist so that order-token
5060# values increase from left to right
5061proc idcol {idlist id {i 0}} {
5062 set t [ordertoken $id]
5063 if {$i < 0} {
5064 set i 0
5065 }
5066 if {$i >= [llength $idlist] || $t < [ordertoken [lindex $idlist $i]]} {
5067 if {$i > [llength $idlist]} {
5068 set i [llength $idlist]
5069 }
5070 while {[incr i -1] >= 0 && $t < [ordertoken [lindex $idlist $i]]} {}
5071 incr i
5072 } else {
5073 if {$t > [ordertoken [lindex $idlist $i]]} {
5074 while {[incr i] < [llength $idlist] &&
5075 $t >= [ordertoken [lindex $idlist $i]]} {}
5076 }
5077 }
5078 return $i
5079}
5080
5081proc initlayout {} {
5082 global rowidlist rowisopt rowfinal displayorder parentlist
5083 global numcommits canvxmax canv
5084 global nextcolor
5085 global colormap rowtextx
5086
5087 set numcommits 0
5088 set displayorder {}
5089 set parentlist {}
5090 set nextcolor 0
5091 set rowidlist {}
5092 set rowisopt {}
5093 set rowfinal {}
5094 set canvxmax [$canv cget -width]
5095 catch {unset colormap}
5096 catch {unset rowtextx}
5097 setcanvscroll
5098}
5099
5100proc setcanvscroll {} {
5101 global canv canv2 canv3 numcommits linespc canvxmax canvy0
5102 global lastscrollset lastscrollrows
5103
5104 set ymax [expr {$canvy0 + ($numcommits - 0.5) * $linespc + 2}]
5105 $canv conf -scrollregion [list 0 0 $canvxmax $ymax]
5106 $canv2 conf -scrollregion [list 0 0 0 $ymax]
5107 $canv3 conf -scrollregion [list 0 0 0 $ymax]
5108 set lastscrollset [clock clicks -milliseconds]
5109 set lastscrollrows $numcommits
5110}
5111
5112proc visiblerows {} {
5113 global canv numcommits linespc
5114
5115 set ymax [lindex [$canv cget -scrollregion] 3]
5116 if {$ymax eq {} || $ymax == 0} return
5117 set f [$canv yview]
5118 set y0 [expr {int([lindex $f 0] * $ymax)}]
5119 set r0 [expr {int(($y0 - 3) / $linespc) - 1}]
5120 if {$r0 < 0} {
5121 set r0 0
5122 }
5123 set y1 [expr {int([lindex $f 1] * $ymax)}]
5124 set r1 [expr {int(($y1 - 3) / $linespc) + 1}]
5125 if {$r1 >= $numcommits} {
5126 set r1 [expr {$numcommits - 1}]
5127 }
5128 return [list $r0 $r1]
5129}
5130
5131proc layoutmore {} {
5132 global commitidx viewcomplete curview
5133 global numcommits pending_select curview
5134 global lastscrollset lastscrollrows
5135
5136 if {$lastscrollrows < 100 || $viewcomplete($curview) ||
5137 [clock clicks -milliseconds] - $lastscrollset > 500} {
5138 setcanvscroll
5139 }
5140 if {[info exists pending_select] &&
5141 [commitinview $pending_select $curview]} {
5142 update
5143 selectline [rowofcommit $pending_select] 1
5144 }
5145 drawvisible
5146}
5147
5148# With path limiting, we mightn't get the actual HEAD commit,
5149# so ask git rev-list what is the first ancestor of HEAD that
5150# touches a file in the path limit.
5151proc get_viewmainhead {view} {
5152 global viewmainheadid vfilelimit viewinstances mainheadid
5153
5154 catch {
5155 set rfd [open [concat | git rev-list -1 $mainheadid \
5156 -- $vfilelimit($view)] r]
5157 set j [reg_instance $rfd]
5158 lappend viewinstances($view) $j
5159 fconfigure $rfd -blocking 0
5160 filerun $rfd [list getviewhead $rfd $j $view]
5161 set viewmainheadid($curview) {}
5162 }
5163}
5164
5165# git rev-list should give us just 1 line to use as viewmainheadid($view)
5166proc getviewhead {fd inst view} {
5167 global viewmainheadid commfd curview viewinstances showlocalchanges
5168
5169 set id {}
5170 if {[gets $fd line] < 0} {
5171 if {![eof $fd]} {
5172 return 1
5173 }
5174 } elseif {[string length $line] == 40 && [string is xdigit $line]} {
5175 set id $line
5176 }
5177 set viewmainheadid($view) $id
5178 close $fd
5179 unset commfd($inst)
5180 set i [lsearch -exact $viewinstances($view) $inst]
5181 if {$i >= 0} {
5182 set viewinstances($view) [lreplace $viewinstances($view) $i $i]
5183 }
5184 if {$showlocalchanges && $id ne {} && $view == $curview} {
5185 doshowlocalchanges
5186 }
5187 return 0
5188}
5189
5190proc doshowlocalchanges {} {
5191 global curview viewmainheadid
5192
5193 if {$viewmainheadid($curview) eq {}} return
5194 if {[commitinview $viewmainheadid($curview) $curview]} {
5195 dodiffindex
5196 } else {
5197 interestedin $viewmainheadid($curview) dodiffindex
5198 }
5199}
5200
5201proc dohidelocalchanges {} {
5202 global nullid nullid2 lserial curview
5203
5204 if {[commitinview $nullid $curview]} {
5205 removefakerow $nullid
5206 }
5207 if {[commitinview $nullid2 $curview]} {
5208 removefakerow $nullid2
5209 }
5210 incr lserial
5211}
5212
5213# spawn off a process to do git diff-index --cached HEAD
5214proc dodiffindex {} {
5215 global lserial showlocalchanges vfilelimit curview
5216 global hasworktree git_version
5217
5218 if {!$showlocalchanges || !$hasworktree} return
5219 incr lserial
5220 if {[package vcompare $git_version "1.7.2"] >= 0} {
5221 set cmd "|git diff-index --cached --ignore-submodules=dirty HEAD"
5222 } else {
5223 set cmd "|git diff-index --cached HEAD"
5224 }
5225 if {$vfilelimit($curview) ne {}} {
5226 set cmd [concat $cmd -- $vfilelimit($curview)]
5227 }
5228 set fd [open $cmd r]
5229 fconfigure $fd -blocking 0
5230 set i [reg_instance $fd]
5231 filerun $fd [list readdiffindex $fd $lserial $i]
5232}
5233
5234proc readdiffindex {fd serial inst} {
5235 global viewmainheadid nullid nullid2 curview commitinfo commitdata lserial
5236 global vfilelimit
5237
5238 set isdiff 1
5239 if {[gets $fd line] < 0} {
5240 if {![eof $fd]} {
5241 return 1
5242 }
5243 set isdiff 0
5244 }
5245 # we only need to see one line and we don't really care what it says...
5246 stop_instance $inst
5247
5248 if {$serial != $lserial} {
5249 return 0
5250 }
5251
5252 # now see if there are any local changes not checked in to the index
5253 set cmd "|git diff-files"
5254 if {$vfilelimit($curview) ne {}} {
5255 set cmd [concat $cmd -- $vfilelimit($curview)]
5256 }
5257 set fd [open $cmd r]
5258 fconfigure $fd -blocking 0
5259 set i [reg_instance $fd]
5260 filerun $fd [list readdifffiles $fd $serial $i]
5261
5262 if {$isdiff && ![commitinview $nullid2 $curview]} {
5263 # add the line for the changes in the index to the graph
5264 set hl [mc "Local changes checked in to index but not committed"]
5265 set commitinfo($nullid2) [list $hl {} {} {} {} " $hl\n"]
5266 set commitdata($nullid2) "\n $hl\n"
5267 if {[commitinview $nullid $curview]} {
5268 removefakerow $nullid
5269 }
5270 insertfakerow $nullid2 $viewmainheadid($curview)
5271 } elseif {!$isdiff && [commitinview $nullid2 $curview]} {
5272 if {[commitinview $nullid $curview]} {
5273 removefakerow $nullid
5274 }
5275 removefakerow $nullid2
5276 }
5277 return 0
5278}
5279
5280proc readdifffiles {fd serial inst} {
5281 global viewmainheadid nullid nullid2 curview
5282 global commitinfo commitdata lserial
5283
5284 set isdiff 1
5285 if {[gets $fd line] < 0} {
5286 if {![eof $fd]} {
5287 return 1
5288 }
5289 set isdiff 0
5290 }
5291 # we only need to see one line and we don't really care what it says...
5292 stop_instance $inst
5293
5294 if {$serial != $lserial} {
5295 return 0
5296 }
5297
5298 if {$isdiff && ![commitinview $nullid $curview]} {
5299 # add the line for the local diff to the graph
5300 set hl [mc "Local uncommitted changes, not checked in to index"]
5301 set commitinfo($nullid) [list $hl {} {} {} {} " $hl\n"]
5302 set commitdata($nullid) "\n $hl\n"
5303 if {[commitinview $nullid2 $curview]} {
5304 set p $nullid2
5305 } else {
5306 set p $viewmainheadid($curview)
5307 }
5308 insertfakerow $nullid $p
5309 } elseif {!$isdiff && [commitinview $nullid $curview]} {
5310 removefakerow $nullid
5311 }
5312 return 0
5313}
5314
5315proc nextuse {id row} {
5316 global curview children
5317
5318 if {[info exists children($curview,$id)]} {
5319 foreach kid $children($curview,$id) {
5320 if {![commitinview $kid $curview]} {
5321 return -1
5322 }
5323 if {[rowofcommit $kid] > $row} {
5324 return [rowofcommit $kid]
5325 }
5326 }
5327 }
5328 if {[commitinview $id $curview]} {
5329 return [rowofcommit $id]
5330 }
5331 return -1
5332}
5333
5334proc prevuse {id row} {
5335 global curview children
5336
5337 set ret -1
5338 if {[info exists children($curview,$id)]} {
5339 foreach kid $children($curview,$id) {
5340 if {![commitinview $kid $curview]} break
5341 if {[rowofcommit $kid] < $row} {
5342 set ret [rowofcommit $kid]
5343 }
5344 }
5345 }
5346 return $ret
5347}
5348
5349proc make_idlist {row} {
5350 global displayorder parentlist uparrowlen downarrowlen mingaplen
5351 global commitidx curview children
5352
5353 set r [expr {$row - $mingaplen - $downarrowlen - 1}]
5354 if {$r < 0} {
5355 set r 0
5356 }
5357 set ra [expr {$row - $downarrowlen}]
5358 if {$ra < 0} {
5359 set ra 0
5360 }
5361 set rb [expr {$row + $uparrowlen}]
5362 if {$rb > $commitidx($curview)} {
5363 set rb $commitidx($curview)
5364 }
5365 make_disporder $r [expr {$rb + 1}]
5366 set ids {}
5367 for {} {$r < $ra} {incr r} {
5368 set nextid [lindex $displayorder [expr {$r + 1}]]
5369 foreach p [lindex $parentlist $r] {
5370 if {$p eq $nextid} continue
5371 set rn [nextuse $p $r]
5372 if {$rn >= $row &&
5373 $rn <= $r + $downarrowlen + $mingaplen + $uparrowlen} {
5374 lappend ids [list [ordertoken $p] $p]
5375 }
5376 }
5377 }
5378 for {} {$r < $row} {incr r} {
5379 set nextid [lindex $displayorder [expr {$r + 1}]]
5380 foreach p [lindex $parentlist $r] {
5381 if {$p eq $nextid} continue
5382 set rn [nextuse $p $r]
5383 if {$rn < 0 || $rn >= $row} {
5384 lappend ids [list [ordertoken $p] $p]
5385 }
5386 }
5387 }
5388 set id [lindex $displayorder $row]
5389 lappend ids [list [ordertoken $id] $id]
5390 while {$r < $rb} {
5391 foreach p [lindex $parentlist $r] {
5392 set firstkid [lindex $children($curview,$p) 0]
5393 if {[rowofcommit $firstkid] < $row} {
5394 lappend ids [list [ordertoken $p] $p]
5395 }
5396 }
5397 incr r
5398 set id [lindex $displayorder $r]
5399 if {$id ne {}} {
5400 set firstkid [lindex $children($curview,$id) 0]
5401 if {$firstkid ne {} && [rowofcommit $firstkid] < $row} {
5402 lappend ids [list [ordertoken $id] $id]
5403 }
5404 }
5405 }
5406 set idlist {}
5407 foreach idx [lsort -unique $ids] {
5408 lappend idlist [lindex $idx 1]
5409 }
5410 return $idlist
5411}
5412
5413proc rowsequal {a b} {
5414 while {[set i [lsearch -exact $a {}]] >= 0} {
5415 set a [lreplace $a $i $i]
5416 }
5417 while {[set i [lsearch -exact $b {}]] >= 0} {
5418 set b [lreplace $b $i $i]
5419 }
5420 return [expr {$a eq $b}]
5421}
5422
5423proc makeupline {id row rend col} {
5424 global rowidlist uparrowlen downarrowlen mingaplen
5425
5426 for {set r $rend} {1} {set r $rstart} {
5427 set rstart [prevuse $id $r]
5428 if {$rstart < 0} return
5429 if {$rstart < $row} break
5430 }
5431 if {$rstart + $uparrowlen + $mingaplen + $downarrowlen < $rend} {
5432 set rstart [expr {$rend - $uparrowlen - 1}]
5433 }
5434 for {set r $rstart} {[incr r] <= $row} {} {
5435 set idlist [lindex $rowidlist $r]
5436 if {$idlist ne {} && [lsearch -exact $idlist $id] < 0} {
5437 set col [idcol $idlist $id $col]
5438 lset rowidlist $r [linsert $idlist $col $id]
5439 changedrow $r
5440 }
5441 }
5442}
5443
5444proc layoutrows {row endrow} {
5445 global rowidlist rowisopt rowfinal displayorder
5446 global uparrowlen downarrowlen maxwidth mingaplen
5447 global children parentlist
5448 global commitidx viewcomplete curview
5449
5450 make_disporder [expr {$row - 1}] [expr {$endrow + $uparrowlen}]
5451 set idlist {}
5452 if {$row > 0} {
5453 set rm1 [expr {$row - 1}]
5454 foreach id [lindex $rowidlist $rm1] {
5455 if {$id ne {}} {
5456 lappend idlist $id
5457 }
5458 }
5459 set final [lindex $rowfinal $rm1]
5460 }
5461 for {} {$row < $endrow} {incr row} {
5462 set rm1 [expr {$row - 1}]
5463 if {$rm1 < 0 || $idlist eq {}} {
5464 set idlist [make_idlist $row]
5465 set final 1
5466 } else {
5467 set id [lindex $displayorder $rm1]
5468 set col [lsearch -exact $idlist $id]
5469 set idlist [lreplace $idlist $col $col]
5470 foreach p [lindex $parentlist $rm1] {
5471 if {[lsearch -exact $idlist $p] < 0} {
5472 set col [idcol $idlist $p $col]
5473 set idlist [linsert $idlist $col $p]
5474 # if not the first child, we have to insert a line going up
5475 if {$id ne [lindex $children($curview,$p) 0]} {
5476 makeupline $p $rm1 $row $col
5477 }
5478 }
5479 }
5480 set id [lindex $displayorder $row]
5481 if {$row > $downarrowlen} {
5482 set termrow [expr {$row - $downarrowlen - 1}]
5483 foreach p [lindex $parentlist $termrow] {
5484 set i [lsearch -exact $idlist $p]
5485 if {$i < 0} continue
5486 set nr [nextuse $p $termrow]
5487 if {$nr < 0 || $nr >= $row + $mingaplen + $uparrowlen} {
5488 set idlist [lreplace $idlist $i $i]
5489 }
5490 }
5491 }
5492 set col [lsearch -exact $idlist $id]
5493 if {$col < 0} {
5494 set col [idcol $idlist $id]
5495 set idlist [linsert $idlist $col $id]
5496 if {$children($curview,$id) ne {}} {
5497 makeupline $id $rm1 $row $col
5498 }
5499 }
5500 set r [expr {$row + $uparrowlen - 1}]
5501 if {$r < $commitidx($curview)} {
5502 set x $col
5503 foreach p [lindex $parentlist $r] {
5504 if {[lsearch -exact $idlist $p] >= 0} continue
5505 set fk [lindex $children($curview,$p) 0]
5506 if {[rowofcommit $fk] < $row} {
5507 set x [idcol $idlist $p $x]
5508 set idlist [linsert $idlist $x $p]
5509 }
5510 }
5511 if {[incr r] < $commitidx($curview)} {
5512 set p [lindex $displayorder $r]
5513 if {[lsearch -exact $idlist $p] < 0} {
5514 set fk [lindex $children($curview,$p) 0]
5515 if {$fk ne {} && [rowofcommit $fk] < $row} {
5516 set x [idcol $idlist $p $x]
5517 set idlist [linsert $idlist $x $p]
5518 }
5519 }
5520 }
5521 }
5522 }
5523 if {$final && !$viewcomplete($curview) &&
5524 $row + $uparrowlen + $mingaplen + $downarrowlen
5525 >= $commitidx($curview)} {
5526 set final 0
5527 }
5528 set l [llength $rowidlist]
5529 if {$row == $l} {
5530 lappend rowidlist $idlist
5531 lappend rowisopt 0
5532 lappend rowfinal $final
5533 } elseif {$row < $l} {
5534 if {![rowsequal $idlist [lindex $rowidlist $row]]} {
5535 lset rowidlist $row $idlist
5536 changedrow $row
5537 }
5538 lset rowfinal $row $final
5539 } else {
5540 set pad [ntimes [expr {$row - $l}] {}]
5541 set rowidlist [concat $rowidlist $pad]
5542 lappend rowidlist $idlist
5543 set rowfinal [concat $rowfinal $pad]
5544 lappend rowfinal $final
5545 set rowisopt [concat $rowisopt [ntimes [expr {$row - $l + 1}] 0]]
5546 }
5547 }
5548 return $row
5549}
5550
5551proc changedrow {row} {
5552 global displayorder iddrawn rowisopt need_redisplay
5553
5554 set l [llength $rowisopt]
5555 if {$row < $l} {
5556 lset rowisopt $row 0
5557 if {$row + 1 < $l} {
5558 lset rowisopt [expr {$row + 1}] 0
5559 if {$row + 2 < $l} {
5560 lset rowisopt [expr {$row + 2}] 0
5561 }
5562 }
5563 }
5564 set id [lindex $displayorder $row]
5565 if {[info exists iddrawn($id)]} {
5566 set need_redisplay 1
5567 }
5568}
5569
5570proc insert_pad {row col npad} {
5571 global rowidlist
5572
5573 set pad [ntimes $npad {}]
5574 set idlist [lindex $rowidlist $row]
5575 set bef [lrange $idlist 0 [expr {$col - 1}]]
5576 set aft [lrange $idlist $col end]
5577 set i [lsearch -exact $aft {}]
5578 if {$i > 0} {
5579 set aft [lreplace $aft $i $i]
5580 }
5581 lset rowidlist $row [concat $bef $pad $aft]
5582 changedrow $row
5583}
5584
5585proc optimize_rows {row col endrow} {
5586 global rowidlist rowisopt displayorder curview children
5587
5588 if {$row < 1} {
5589 set row 1
5590 }
5591 for {} {$row < $endrow} {incr row; set col 0} {
5592 if {[lindex $rowisopt $row]} continue
5593 set haspad 0
5594 set y0 [expr {$row - 1}]
5595 set ym [expr {$row - 2}]
5596 set idlist [lindex $rowidlist $row]
5597 set previdlist [lindex $rowidlist $y0]
5598 if {$idlist eq {} || $previdlist eq {}} continue
5599 if {$ym >= 0} {
5600 set pprevidlist [lindex $rowidlist $ym]
5601 if {$pprevidlist eq {}} continue
5602 } else {
5603 set pprevidlist {}
5604 }
5605 set x0 -1
5606 set xm -1
5607 for {} {$col < [llength $idlist]} {incr col} {
5608 set id [lindex $idlist $col]
5609 if {[lindex $previdlist $col] eq $id} continue
5610 if {$id eq {}} {
5611 set haspad 1
5612 continue
5613 }
5614 set x0 [lsearch -exact $previdlist $id]
5615 if {$x0 < 0} continue
5616 set z [expr {$x0 - $col}]
5617 set isarrow 0
5618 set z0 {}
5619 if {$ym >= 0} {
5620 set xm [lsearch -exact $pprevidlist $id]
5621 if {$xm >= 0} {
5622 set z0 [expr {$xm - $x0}]
5623 }
5624 }
5625 if {$z0 eq {}} {
5626 # if row y0 is the first child of $id then it's not an arrow
5627 if {[lindex $children($curview,$id) 0] ne
5628 [lindex $displayorder $y0]} {
5629 set isarrow 1
5630 }
5631 }
5632 if {!$isarrow && $id ne [lindex $displayorder $row] &&
5633 [lsearch -exact [lindex $rowidlist [expr {$row+1}]] $id] < 0} {
5634 set isarrow 1
5635 }
5636 # Looking at lines from this row to the previous row,
5637 # make them go straight up if they end in an arrow on
5638 # the previous row; otherwise make them go straight up
5639 # or at 45 degrees.
5640 if {$z < -1 || ($z < 0 && $isarrow)} {
5641 # Line currently goes left too much;
5642 # insert pads in the previous row, then optimize it
5643 set npad [expr {-1 - $z + $isarrow}]
5644 insert_pad $y0 $x0 $npad
5645 if {$y0 > 0} {
5646 optimize_rows $y0 $x0 $row
5647 }
5648 set previdlist [lindex $rowidlist $y0]
5649 set x0 [lsearch -exact $previdlist $id]
5650 set z [expr {$x0 - $col}]
5651 if {$z0 ne {}} {
5652 set pprevidlist [lindex $rowidlist $ym]
5653 set xm [lsearch -exact $pprevidlist $id]
5654 set z0 [expr {$xm - $x0}]
5655 }
5656 } elseif {$z > 1 || ($z > 0 && $isarrow)} {
5657 # Line currently goes right too much;
5658 # insert pads in this line
5659 set npad [expr {$z - 1 + $isarrow}]
5660 insert_pad $row $col $npad
5661 set idlist [lindex $rowidlist $row]
5662 incr col $npad
5663 set z [expr {$x0 - $col}]
5664 set haspad 1
5665 }
5666 if {$z0 eq {} && !$isarrow && $ym >= 0} {
5667 # this line links to its first child on row $row-2
5668 set id [lindex $displayorder $ym]
5669 set xc [lsearch -exact $pprevidlist $id]
5670 if {$xc >= 0} {
5671 set z0 [expr {$xc - $x0}]
5672 }
5673 }
5674 # avoid lines jigging left then immediately right
5675 if {$z0 ne {} && $z < 0 && $z0 > 0} {
5676 insert_pad $y0 $x0 1
5677 incr x0
5678 optimize_rows $y0 $x0 $row
5679 set previdlist [lindex $rowidlist $y0]
5680 }
5681 }
5682 if {!$haspad} {
5683 # Find the first column that doesn't have a line going right
5684 for {set col [llength $idlist]} {[incr col -1] >= 0} {} {
5685 set id [lindex $idlist $col]
5686 if {$id eq {}} break
5687 set x0 [lsearch -exact $previdlist $id]
5688 if {$x0 < 0} {
5689 # check if this is the link to the first child
5690 set kid [lindex $displayorder $y0]
5691 if {[lindex $children($curview,$id) 0] eq $kid} {
5692 # it is, work out offset to child
5693 set x0 [lsearch -exact $previdlist $kid]
5694 }
5695 }
5696 if {$x0 <= $col} break
5697 }
5698 # Insert a pad at that column as long as it has a line and
5699 # isn't the last column
5700 if {$x0 >= 0 && [incr col] < [llength $idlist]} {
5701 set idlist [linsert $idlist $col {}]
5702 lset rowidlist $row $idlist
5703 changedrow $row
5704 }
5705 }
5706 }
5707}
5708
5709proc xc {row col} {
5710 global canvx0 linespc
5711 return [expr {$canvx0 + $col * $linespc}]
5712}
5713
5714proc yc {row} {
5715 global canvy0 linespc
5716 return [expr {$canvy0 + $row * $linespc}]
5717}
5718
5719proc linewidth {id} {
5720 global thickerline lthickness
5721
5722 set wid $lthickness
5723 if {[info exists thickerline] && $id eq $thickerline} {
5724 set wid [expr {2 * $lthickness}]
5725 }
5726 return $wid
5727}
5728
5729proc rowranges {id} {
5730 global curview children uparrowlen downarrowlen
5731 global rowidlist
5732
5733 set kids $children($curview,$id)
5734 if {$kids eq {}} {
5735 return {}
5736 }
5737 set ret {}
5738 lappend kids $id
5739 foreach child $kids {
5740 if {![commitinview $child $curview]} break
5741 set row [rowofcommit $child]
5742 if {![info exists prev]} {
5743 lappend ret [expr {$row + 1}]
5744 } else {
5745 if {$row <= $prevrow} {
5746 puts "oops children of [shortids $id] out of order [shortids $child] $row <= [shortids $prev] $prevrow"
5747 }
5748 # see if the line extends the whole way from prevrow to row
5749 if {$row > $prevrow + $uparrowlen + $downarrowlen &&
5750 [lsearch -exact [lindex $rowidlist \
5751 [expr {int(($row + $prevrow) / 2)}]] $id] < 0} {
5752 # it doesn't, see where it ends
5753 set r [expr {$prevrow + $downarrowlen}]
5754 if {[lsearch -exact [lindex $rowidlist $r] $id] < 0} {
5755 while {[incr r -1] > $prevrow &&
5756 [lsearch -exact [lindex $rowidlist $r] $id] < 0} {}
5757 } else {
5758 while {[incr r] <= $row &&
5759 [lsearch -exact [lindex $rowidlist $r] $id] >= 0} {}
5760 incr r -1
5761 }
5762 lappend ret $r
5763 # see where it starts up again
5764 set r [expr {$row - $uparrowlen}]
5765 if {[lsearch -exact [lindex $rowidlist $r] $id] < 0} {
5766 while {[incr r] < $row &&
5767 [lsearch -exact [lindex $rowidlist $r] $id] < 0} {}
5768 } else {
5769 while {[incr r -1] >= $prevrow &&
5770 [lsearch -exact [lindex $rowidlist $r] $id] >= 0} {}
5771 incr r
5772 }
5773 lappend ret $r
5774 }
5775 }
5776 if {$child eq $id} {
5777 lappend ret $row
5778 }
5779 set prev $child
5780 set prevrow $row
5781 }
5782 return $ret
5783}
5784
5785proc drawlineseg {id row endrow arrowlow} {
5786 global rowidlist displayorder iddrawn linesegs
5787 global canv colormap linespc curview maxlinelen parentlist
5788
5789 set cols [list [lsearch -exact [lindex $rowidlist $row] $id]]
5790 set le [expr {$row + 1}]
5791 set arrowhigh 1
5792 while {1} {
5793 set c [lsearch -exact [lindex $rowidlist $le] $id]
5794 if {$c < 0} {
5795 incr le -1
5796 break
5797 }
5798 lappend cols $c
5799 set x [lindex $displayorder $le]
5800 if {$x eq $id} {
5801 set arrowhigh 0
5802 break
5803 }
5804 if {[info exists iddrawn($x)] || $le == $endrow} {
5805 set c [lsearch -exact [lindex $rowidlist [expr {$le+1}]] $id]
5806 if {$c >= 0} {
5807 lappend cols $c
5808 set arrowhigh 0
5809 }
5810 break
5811 }
5812 incr le
5813 }
5814 if {$le <= $row} {
5815 return $row
5816 }
5817
5818 set lines {}
5819 set i 0
5820 set joinhigh 0
5821 if {[info exists linesegs($id)]} {
5822 set lines $linesegs($id)
5823 foreach li $lines {
5824 set r0 [lindex $li 0]
5825 if {$r0 > $row} {
5826 if {$r0 == $le && [lindex $li 1] - $row <= $maxlinelen} {
5827 set joinhigh 1
5828 }
5829 break
5830 }
5831 incr i
5832 }
5833 }
5834 set joinlow 0
5835 if {$i > 0} {
5836 set li [lindex $lines [expr {$i-1}]]
5837 set r1 [lindex $li 1]
5838 if {$r1 == $row && $le - [lindex $li 0] <= $maxlinelen} {
5839 set joinlow 1
5840 }
5841 }
5842
5843 set x [lindex $cols [expr {$le - $row}]]
5844 set xp [lindex $cols [expr {$le - 1 - $row}]]
5845 set dir [expr {$xp - $x}]
5846 if {$joinhigh} {
5847 set ith [lindex $lines $i 2]
5848 set coords [$canv coords $ith]
5849 set ah [$canv itemcget $ith -arrow]
5850 set arrowhigh [expr {$ah eq "first" || $ah eq "both"}]
5851 set x2 [lindex $cols [expr {$le + 1 - $row}]]
5852 if {$x2 ne {} && $x - $x2 == $dir} {
5853 set coords [lrange $coords 0 end-2]
5854 }
5855 } else {
5856 set coords [list [xc $le $x] [yc $le]]
5857 }
5858 if {$joinlow} {
5859 set itl [lindex $lines [expr {$i-1}] 2]
5860 set al [$canv itemcget $itl -arrow]
5861 set arrowlow [expr {$al eq "last" || $al eq "both"}]
5862 } elseif {$arrowlow} {
5863 if {[lsearch -exact [lindex $rowidlist [expr {$row-1}]] $id] >= 0 ||
5864 [lsearch -exact [lindex $parentlist [expr {$row-1}]] $id] >= 0} {
5865 set arrowlow 0
5866 }
5867 }
5868 set arrow [lindex {none first last both} [expr {$arrowhigh + 2*$arrowlow}]]
5869 for {set y $le} {[incr y -1] > $row} {} {
5870 set x $xp
5871 set xp [lindex $cols [expr {$y - 1 - $row}]]
5872 set ndir [expr {$xp - $x}]
5873 if {$dir != $ndir || $xp < 0} {
5874 lappend coords [xc $y $x] [yc $y]
5875 }
5876 set dir $ndir
5877 }
5878 if {!$joinlow} {
5879 if {$xp < 0} {
5880 # join parent line to first child
5881 set ch [lindex $displayorder $row]
5882 set xc [lsearch -exact [lindex $rowidlist $row] $ch]
5883 if {$xc < 0} {
5884 puts "oops: drawlineseg: child $ch not on row $row"
5885 } elseif {$xc != $x} {
5886 if {($arrowhigh && $le == $row + 1) || $dir == 0} {
5887 set d [expr {int(0.5 * $linespc)}]
5888 set x1 [xc $row $x]
5889 if {$xc < $x} {
5890 set x2 [expr {$x1 - $d}]
5891 } else {
5892 set x2 [expr {$x1 + $d}]
5893 }
5894 set y2 [yc $row]
5895 set y1 [expr {$y2 + $d}]
5896 lappend coords $x1 $y1 $x2 $y2
5897 } elseif {$xc < $x - 1} {
5898 lappend coords [xc $row [expr {$x-1}]] [yc $row]
5899 } elseif {$xc > $x + 1} {
5900 lappend coords [xc $row [expr {$x+1}]] [yc $row]
5901 }
5902 set x $xc
5903 }
5904 lappend coords [xc $row $x] [yc $row]
5905 } else {
5906 set xn [xc $row $xp]
5907 set yn [yc $row]
5908 lappend coords $xn $yn
5909 }
5910 if {!$joinhigh} {
5911 assigncolor $id
5912 set t [$canv create line $coords -width [linewidth $id] \
5913 -fill $colormap($id) -tags lines.$id -arrow $arrow]
5914 $canv lower $t
5915 bindline $t $id
5916 set lines [linsert $lines $i [list $row $le $t]]
5917 } else {
5918 $canv coords $ith $coords
5919 if {$arrow ne $ah} {
5920 $canv itemconf $ith -arrow $arrow
5921 }
5922 lset lines $i 0 $row
5923 }
5924 } else {
5925 set xo [lsearch -exact [lindex $rowidlist [expr {$row - 1}]] $id]
5926 set ndir [expr {$xo - $xp}]
5927 set clow [$canv coords $itl]
5928 if {$dir == $ndir} {
5929 set clow [lrange $clow 2 end]
5930 }
5931 set coords [concat $coords $clow]
5932 if {!$joinhigh} {
5933 lset lines [expr {$i-1}] 1 $le
5934 } else {
5935 # coalesce two pieces
5936 $canv delete $ith
5937 set b [lindex $lines [expr {$i-1}] 0]
5938 set e [lindex $lines $i 1]
5939 set lines [lreplace $lines [expr {$i-1}] $i [list $b $e $itl]]
5940 }
5941 $canv coords $itl $coords
5942 if {$arrow ne $al} {
5943 $canv itemconf $itl -arrow $arrow
5944 }
5945 }
5946
5947 set linesegs($id) $lines
5948 return $le
5949}
5950
5951proc drawparentlinks {id row} {
5952 global rowidlist canv colormap curview parentlist
5953 global idpos linespc
5954
5955 set rowids [lindex $rowidlist $row]
5956 set col [lsearch -exact $rowids $id]
5957 if {$col < 0} return
5958 set olds [lindex $parentlist $row]
5959 set row2 [expr {$row + 1}]
5960 set x [xc $row $col]
5961 set y [yc $row]
5962 set y2 [yc $row2]
5963 set d [expr {int(0.5 * $linespc)}]
5964 set ymid [expr {$y + $d}]
5965 set ids [lindex $rowidlist $row2]
5966 # rmx = right-most X coord used
5967 set rmx 0
5968 foreach p $olds {
5969 set i [lsearch -exact $ids $p]
5970 if {$i < 0} {
5971 puts "oops, parent $p of $id not in list"
5972 continue
5973 }
5974 set x2 [xc $row2 $i]
5975 if {$x2 > $rmx} {
5976 set rmx $x2
5977 }
5978 set j [lsearch -exact $rowids $p]
5979 if {$j < 0} {
5980 # drawlineseg will do this one for us
5981 continue
5982 }
5983 assigncolor $p
5984 # should handle duplicated parents here...
5985 set coords [list $x $y]
5986 if {$i != $col} {
5987 # if attaching to a vertical segment, draw a smaller
5988 # slant for visual distinctness
5989 if {$i == $j} {
5990 if {$i < $col} {
5991 lappend coords [expr {$x2 + $d}] $y $x2 $ymid
5992 } else {
5993 lappend coords [expr {$x2 - $d}] $y $x2 $ymid
5994 }
5995 } elseif {$i < $col && $i < $j} {
5996 # segment slants towards us already
5997 lappend coords [xc $row $j] $y
5998 } else {
5999 if {$i < $col - 1} {
6000 lappend coords [expr {$x2 + $linespc}] $y
6001 } elseif {$i > $col + 1} {
6002 lappend coords [expr {$x2 - $linespc}] $y
6003 }
6004 lappend coords $x2 $y2
6005 }
6006 } else {
6007 lappend coords $x2 $y2
6008 }
6009 set t [$canv create line $coords -width [linewidth $p] \
6010 -fill $colormap($p) -tags lines.$p]
6011 $canv lower $t
6012 bindline $t $p
6013 }
6014 if {$rmx > [lindex $idpos($id) 1]} {
6015 lset idpos($id) 1 $rmx
6016 redrawtags $id
6017 }
6018}
6019
6020proc drawlines {id} {
6021 global canv
6022
6023 $canv itemconf lines.$id -width [linewidth $id]
6024}
6025
6026proc drawcmittext {id row col} {
6027 global linespc canv canv2 canv3 fgcolor curview
6028 global cmitlisted commitinfo rowidlist parentlist
6029 global rowtextx idpos idtags idheads idotherrefs
6030 global linehtag linentag linedtag selectedline
6031 global canvxmax boldids boldnameids fgcolor markedid
6032 global mainheadid nullid nullid2 circleitem circlecolors ctxbut
6033 global mainheadcirclecolor workingfilescirclecolor indexcirclecolor
6034 global circleoutlinecolor
6035
6036 # listed is 0 for boundary, 1 for normal, 2 for negative, 3 for left, 4 for right
6037 set listed $cmitlisted($curview,$id)
6038 if {$id eq $nullid} {
6039 set ofill $workingfilescirclecolor
6040 } elseif {$id eq $nullid2} {
6041 set ofill $indexcirclecolor
6042 } elseif {$id eq $mainheadid} {
6043 set ofill $mainheadcirclecolor
6044 } else {
6045 set ofill [lindex $circlecolors $listed]
6046 }
6047 set x [xc $row $col]
6048 set y [yc $row]
6049 set orad [expr {$linespc / 3}]
6050 if {$listed <= 2} {
6051 set t [$canv create oval [expr {$x - $orad}] [expr {$y - $orad}] \
6052 [expr {$x + $orad - 1}] [expr {$y + $orad - 1}] \
6053 -fill $ofill -outline $circleoutlinecolor -width 1 -tags circle]
6054 } elseif {$listed == 3} {
6055 # triangle pointing left for left-side commits
6056 set t [$canv create polygon \
6057 [expr {$x - $orad}] $y \
6058 [expr {$x + $orad - 1}] [expr {$y - $orad}] \
6059 [expr {$x + $orad - 1}] [expr {$y + $orad - 1}] \
6060 -fill $ofill -outline $circleoutlinecolor -width 1 -tags circle]
6061 } else {
6062 # triangle pointing right for right-side commits
6063 set t [$canv create polygon \
6064 [expr {$x + $orad - 1}] $y \
6065 [expr {$x - $orad}] [expr {$y - $orad}] \
6066 [expr {$x - $orad}] [expr {$y + $orad - 1}] \
6067 -fill $ofill -outline $circleoutlinecolor -width 1 -tags circle]
6068 }
6069 set circleitem($row) $t
6070 $canv raise $t
6071 $canv bind $t <1> {selcanvline {} %x %y}
6072 set rmx [llength [lindex $rowidlist $row]]
6073 set olds [lindex $parentlist $row]
6074 if {$olds ne {}} {
6075 set nextids [lindex $rowidlist [expr {$row + 1}]]
6076 foreach p $olds {
6077 set i [lsearch -exact $nextids $p]
6078 if {$i > $rmx} {
6079 set rmx $i
6080 }
6081 }
6082 }
6083 set xt [xc $row $rmx]
6084 set rowtextx($row) $xt
6085 set idpos($id) [list $x $xt $y]
6086 if {[info exists idtags($id)] || [info exists idheads($id)]
6087 || [info exists idotherrefs($id)]} {
6088 set xt [drawtags $id $x $xt $y]
6089 }
6090 if {[lindex $commitinfo($id) 6] > 0} {
6091 set xt [drawnotesign $xt $y]
6092 }
6093 set headline [lindex $commitinfo($id) 0]
6094 set name [lindex $commitinfo($id) 1]
6095 set date [lindex $commitinfo($id) 2]
6096 set date [formatdate $date]
6097 set font mainfont
6098 set nfont mainfont
6099 set isbold [ishighlighted $id]
6100 if {$isbold > 0} {
6101 lappend boldids $id
6102 set font mainfontbold
6103 if {$isbold > 1} {
6104 lappend boldnameids $id
6105 set nfont mainfontbold
6106 }
6107 }
6108 set linehtag($id) [$canv create text $xt $y -anchor w -fill $fgcolor \
6109 -text $headline -font $font -tags text]
6110 $canv bind $linehtag($id) $ctxbut "rowmenu %X %Y $id"
6111 set linentag($id) [$canv2 create text 3 $y -anchor w -fill $fgcolor \
6112 -text $name -font $nfont -tags text]
6113 set linedtag($id) [$canv3 create text 3 $y -anchor w -fill $fgcolor \
6114 -text $date -font mainfont -tags text]
6115 if {$selectedline == $row} {
6116 make_secsel $id
6117 }
6118 if {[info exists markedid] && $markedid eq $id} {
6119 make_idmark $id
6120 }
6121 set xr [expr {$xt + [font measure $font $headline]}]
6122 if {$xr > $canvxmax} {
6123 set canvxmax $xr
6124 setcanvscroll
6125 }
6126}
6127
6128proc drawcmitrow {row} {
6129 global displayorder rowidlist nrows_drawn
6130 global iddrawn markingmatches
6131 global commitinfo numcommits
6132 global filehighlight fhighlights findpattern nhighlights
6133 global hlview vhighlights
6134 global highlight_related rhighlights
6135
6136 if {$row >= $numcommits} return
6137
6138 set id [lindex $displayorder $row]
6139 if {[info exists hlview] && ![info exists vhighlights($id)]} {
6140 askvhighlight $row $id
6141 }
6142 if {[info exists filehighlight] && ![info exists fhighlights($id)]} {
6143 askfilehighlight $row $id
6144 }
6145 if {$findpattern ne {} && ![info exists nhighlights($id)]} {
6146 askfindhighlight $row $id
6147 }
6148 if {$highlight_related ne [mc "None"] && ![info exists rhighlights($id)]} {
6149 askrelhighlight $row $id
6150 }
6151 if {![info exists iddrawn($id)]} {
6152 set col [lsearch -exact [lindex $rowidlist $row] $id]
6153 if {$col < 0} {
6154 puts "oops, row $row id $id not in list"
6155 return
6156 }
6157 if {![info exists commitinfo($id)]} {
6158 getcommit $id
6159 }
6160 assigncolor $id
6161 drawcmittext $id $row $col
6162 set iddrawn($id) 1
6163 incr nrows_drawn
6164 }
6165 if {$markingmatches} {
6166 markrowmatches $row $id
6167 }
6168}
6169
6170proc drawcommits {row {endrow {}}} {
6171 global numcommits iddrawn displayorder curview need_redisplay
6172 global parentlist rowidlist rowfinal uparrowlen downarrowlen nrows_drawn
6173
6174 if {$row < 0} {
6175 set row 0
6176 }
6177 if {$endrow eq {}} {
6178 set endrow $row
6179 }
6180 if {$endrow >= $numcommits} {
6181 set endrow [expr {$numcommits - 1}]
6182 }
6183
6184 set rl1 [expr {$row - $downarrowlen - 3}]
6185 if {$rl1 < 0} {
6186 set rl1 0
6187 }
6188 set ro1 [expr {$row - 3}]
6189 if {$ro1 < 0} {
6190 set ro1 0
6191 }
6192 set r2 [expr {$endrow + $uparrowlen + 3}]
6193 if {$r2 > $numcommits} {
6194 set r2 $numcommits
6195 }
6196 for {set r $rl1} {$r < $r2} {incr r} {
6197 if {[lindex $rowidlist $r] ne {} && [lindex $rowfinal $r]} {
6198 if {$rl1 < $r} {
6199 layoutrows $rl1 $r
6200 }
6201 set rl1 [expr {$r + 1}]
6202 }
6203 }
6204 if {$rl1 < $r} {
6205 layoutrows $rl1 $r
6206 }
6207 optimize_rows $ro1 0 $r2
6208 if {$need_redisplay || $nrows_drawn > 2000} {
6209 clear_display
6210 }
6211
6212 # make the lines join to already-drawn rows either side
6213 set r [expr {$row - 1}]
6214 if {$r < 0 || ![info exists iddrawn([lindex $displayorder $r])]} {
6215 set r $row
6216 }
6217 set er [expr {$endrow + 1}]
6218 if {$er >= $numcommits ||
6219 ![info exists iddrawn([lindex $displayorder $er])]} {
6220 set er $endrow
6221 }
6222 for {} {$r <= $er} {incr r} {
6223 set id [lindex $displayorder $r]
6224 set wasdrawn [info exists iddrawn($id)]
6225 drawcmitrow $r
6226 if {$r == $er} break
6227 set nextid [lindex $displayorder [expr {$r + 1}]]
6228 if {$wasdrawn && [info exists iddrawn($nextid)]} continue
6229 drawparentlinks $id $r
6230
6231 set rowids [lindex $rowidlist $r]
6232 foreach lid $rowids {
6233 if {$lid eq {}} continue
6234 if {[info exists lineend($lid)] && $lineend($lid) > $r} continue
6235 if {$lid eq $id} {
6236 # see if this is the first child of any of its parents
6237 foreach p [lindex $parentlist $r] {
6238 if {[lsearch -exact $rowids $p] < 0} {
6239 # make this line extend up to the child
6240 set lineend($p) [drawlineseg $p $r $er 0]
6241 }
6242 }
6243 } else {
6244 set lineend($lid) [drawlineseg $lid $r $er 1]
6245 }
6246 }
6247 }
6248}
6249
6250proc undolayout {row} {
6251 global uparrowlen mingaplen downarrowlen
6252 global rowidlist rowisopt rowfinal need_redisplay
6253
6254 set r [expr {$row - ($uparrowlen + $mingaplen + $downarrowlen)}]
6255 if {$r < 0} {
6256 set r 0
6257 }
6258 if {[llength $rowidlist] > $r} {
6259 incr r -1
6260 set rowidlist [lrange $rowidlist 0 $r]
6261 set rowfinal [lrange $rowfinal 0 $r]
6262 set rowisopt [lrange $rowisopt 0 $r]
6263 set need_redisplay 1
6264 run drawvisible
6265 }
6266}
6267
6268proc drawvisible {} {
6269 global canv linespc curview vrowmod selectedline targetrow targetid
6270 global need_redisplay cscroll numcommits
6271
6272 set fs [$canv yview]
6273 set ymax [lindex [$canv cget -scrollregion] 3]
6274 if {$ymax eq {} || $ymax == 0 || $numcommits == 0} return
6275 set f0 [lindex $fs 0]
6276 set f1 [lindex $fs 1]
6277 set y0 [expr {int($f0 * $ymax)}]
6278 set y1 [expr {int($f1 * $ymax)}]
6279
6280 if {[info exists targetid]} {
6281 if {[commitinview $targetid $curview]} {
6282 set r [rowofcommit $targetid]
6283 if {$r != $targetrow} {
6284 # Fix up the scrollregion and change the scrolling position
6285 # now that our target row has moved.
6286 set diff [expr {($r - $targetrow) * $linespc}]
6287 set targetrow $r
6288 setcanvscroll
6289 set ymax [lindex [$canv cget -scrollregion] 3]
6290 incr y0 $diff
6291 incr y1 $diff
6292 set f0 [expr {$y0 / $ymax}]
6293 set f1 [expr {$y1 / $ymax}]
6294 allcanvs yview moveto $f0
6295 $cscroll set $f0 $f1
6296 set need_redisplay 1
6297 }
6298 } else {
6299 unset targetid
6300 }
6301 }
6302
6303 set row [expr {int(($y0 - 3) / $linespc) - 1}]
6304 set endrow [expr {int(($y1 - 3) / $linespc) + 1}]
6305 if {$endrow >= $vrowmod($curview)} {
6306 update_arcrows $curview
6307 }
6308 if {$selectedline ne {} &&
6309 $row <= $selectedline && $selectedline <= $endrow} {
6310 set targetrow $selectedline
6311 } elseif {[info exists targetid]} {
6312 set targetrow [expr {int(($row + $endrow) / 2)}]
6313 }
6314 if {[info exists targetrow]} {
6315 if {$targetrow >= $numcommits} {
6316 set targetrow [expr {$numcommits - 1}]
6317 }
6318 set targetid [commitonrow $targetrow]
6319 }
6320 drawcommits $row $endrow
6321}
6322
6323proc clear_display {} {
6324 global iddrawn linesegs need_redisplay nrows_drawn
6325 global vhighlights fhighlights nhighlights rhighlights
6326 global linehtag linentag linedtag boldids boldnameids
6327
6328 allcanvs delete all
6329 catch {unset iddrawn}
6330 catch {unset linesegs}
6331 catch {unset linehtag}
6332 catch {unset linentag}
6333 catch {unset linedtag}
6334 set boldids {}
6335 set boldnameids {}
6336 catch {unset vhighlights}
6337 catch {unset fhighlights}
6338 catch {unset nhighlights}
6339 catch {unset rhighlights}
6340 set need_redisplay 0
6341 set nrows_drawn 0
6342}
6343
6344proc findcrossings {id} {
6345 global rowidlist parentlist numcommits displayorder
6346
6347 set cross {}
6348 set ccross {}
6349 foreach {s e} [rowranges $id] {
6350 if {$e >= $numcommits} {
6351 set e [expr {$numcommits - 1}]
6352 }
6353 if {$e <= $s} continue
6354 for {set row $e} {[incr row -1] >= $s} {} {
6355 set x [lsearch -exact [lindex $rowidlist $row] $id]
6356 if {$x < 0} break
6357 set olds [lindex $parentlist $row]
6358 set kid [lindex $displayorder $row]
6359 set kidx [lsearch -exact [lindex $rowidlist $row] $kid]
6360 if {$kidx < 0} continue
6361 set nextrow [lindex $rowidlist [expr {$row + 1}]]
6362 foreach p $olds {
6363 set px [lsearch -exact $nextrow $p]
6364 if {$px < 0} continue
6365 if {($kidx < $x && $x < $px) || ($px < $x && $x < $kidx)} {
6366 if {[lsearch -exact $ccross $p] >= 0} continue
6367 if {$x == $px + ($kidx < $px? -1: 1)} {
6368 lappend ccross $p
6369 } elseif {[lsearch -exact $cross $p] < 0} {
6370 lappend cross $p
6371 }
6372 }
6373 }
6374 }
6375 }
6376 return [concat $ccross {{}} $cross]
6377}
6378
6379proc assigncolor {id} {
6380 global colormap colors nextcolor
6381 global parents children children curview
6382
6383 if {[info exists colormap($id)]} return
6384 set ncolors [llength $colors]
6385 if {[info exists children($curview,$id)]} {
6386 set kids $children($curview,$id)
6387 } else {
6388 set kids {}
6389 }
6390 if {[llength $kids] == 1} {
6391 set child [lindex $kids 0]
6392 if {[info exists colormap($child)]
6393 && [llength $parents($curview,$child)] == 1} {
6394 set colormap($id) $colormap($child)
6395 return
6396 }
6397 }
6398 set badcolors {}
6399 set origbad {}
6400 foreach x [findcrossings $id] {
6401 if {$x eq {}} {
6402 # delimiter between corner crossings and other crossings
6403 if {[llength $badcolors] >= $ncolors - 1} break
6404 set origbad $badcolors
6405 }
6406 if {[info exists colormap($x)]
6407 && [lsearch -exact $badcolors $colormap($x)] < 0} {
6408 lappend badcolors $colormap($x)
6409 }
6410 }
6411 if {[llength $badcolors] >= $ncolors} {
6412 set badcolors $origbad
6413 }
6414 set origbad $badcolors
6415 if {[llength $badcolors] < $ncolors - 1} {
6416 foreach child $kids {
6417 if {[info exists colormap($child)]
6418 && [lsearch -exact $badcolors $colormap($child)] < 0} {
6419 lappend badcolors $colormap($child)
6420 }
6421 foreach p $parents($curview,$child) {
6422 if {[info exists colormap($p)]
6423 && [lsearch -exact $badcolors $colormap($p)] < 0} {
6424 lappend badcolors $colormap($p)
6425 }
6426 }
6427 }
6428 if {[llength $badcolors] >= $ncolors} {
6429 set badcolors $origbad
6430 }
6431 }
6432 for {set i 0} {$i <= $ncolors} {incr i} {
6433 set c [lindex $colors $nextcolor]
6434 if {[incr nextcolor] >= $ncolors} {
6435 set nextcolor 0
6436 }
6437 if {[lsearch -exact $badcolors $c]} break
6438 }
6439 set colormap($id) $c
6440}
6441
6442proc bindline {t id} {
6443 global canv
6444
6445 $canv bind $t <Enter> "lineenter %x %y $id"
6446 $canv bind $t <Motion> "linemotion %x %y $id"
6447 $canv bind $t <Leave> "lineleave $id"
6448 $canv bind $t <Button-1> "lineclick %x %y $id 1"
6449}
6450
6451proc graph_pane_width {} {
6452 global use_ttk
6453
6454 if {$use_ttk} {
6455 set g [.tf.histframe.pwclist sashpos 0]
6456 } else {
6457 set g [.tf.histframe.pwclist sash coord 0]
6458 }
6459 return [lindex $g 0]
6460}
6461
6462proc totalwidth {l font extra} {
6463 set tot 0
6464 foreach str $l {
6465 set tot [expr {$tot + [font measure $font $str] + $extra}]
6466 }
6467 return $tot
6468}
6469
6470proc drawtags {id x xt y1} {
6471 global idtags idheads idotherrefs mainhead
6472 global linespc lthickness
6473 global canv rowtextx curview fgcolor bgcolor ctxbut
6474 global headbgcolor headfgcolor headoutlinecolor remotebgcolor
6475 global tagbgcolor tagfgcolor tagoutlinecolor
6476 global reflinecolor
6477
6478 set marks {}
6479 set ntags 0
6480 set nheads 0
6481 set singletag 0
6482 set maxtags 3
6483 set maxtagpct 25
6484 set maxwidth [expr {[graph_pane_width] * $maxtagpct / 100}]
6485 set delta [expr {int(0.5 * ($linespc - $lthickness))}]
6486 set extra [expr {$delta + $lthickness + $linespc}]
6487
6488 if {[info exists idtags($id)]} {
6489 set marks $idtags($id)
6490 set ntags [llength $marks]
6491 if {$ntags > $maxtags ||
6492 [totalwidth $marks mainfont $extra] > $maxwidth} {
6493 # show just a single "n tags..." tag
6494 set singletag 1
6495 if {$ntags == 1} {
6496 set marks [list "tag..."]
6497 } else {
6498 set marks [list [format "%d tags..." $ntags]]
6499 }
6500 set ntags 1
6501 }
6502 }
6503 if {[info exists idheads($id)]} {
6504 set marks [concat $marks $idheads($id)]
6505 set nheads [llength $idheads($id)]
6506 }
6507 if {[info exists idotherrefs($id)]} {
6508 set marks [concat $marks $idotherrefs($id)]
6509 }
6510 if {$marks eq {}} {
6511 return $xt
6512 }
6513
6514 set yt [expr {$y1 - 0.5 * $linespc}]
6515 set yb [expr {$yt + $linespc - 1}]
6516 set xvals {}
6517 set wvals {}
6518 set i -1
6519 foreach tag $marks {
6520 incr i
6521 if {$i >= $ntags && $i < $ntags + $nheads && $tag eq $mainhead} {
6522 set wid [font measure mainfontbold $tag]
6523 } else {
6524 set wid [font measure mainfont $tag]
6525 }
6526 lappend xvals $xt
6527 lappend wvals $wid
6528 set xt [expr {$xt + $wid + $extra}]
6529 }
6530 set t [$canv create line $x $y1 [lindex $xvals end] $y1 \
6531 -width $lthickness -fill $reflinecolor -tags tag.$id]
6532 $canv lower $t
6533 foreach tag $marks x $xvals wid $wvals {
6534 set tag_quoted [string map {% %%} $tag]
6535 set xl [expr {$x + $delta}]
6536 set xr [expr {$x + $delta + $wid + $lthickness}]
6537 set font mainfont
6538 if {[incr ntags -1] >= 0} {
6539 # draw a tag
6540 set t [$canv create polygon $x [expr {$yt + $delta}] $xl $yt \
6541 $xr $yt $xr $yb $xl $yb $x [expr {$yb - $delta}] \
6542 -width 1 -outline $tagoutlinecolor -fill $tagbgcolor \
6543 -tags tag.$id]
6544 if {$singletag} {
6545 set tagclick [list showtags $id 1]
6546 } else {
6547 set tagclick [list showtag $tag_quoted 1]
6548 }
6549 $canv bind $t <1> $tagclick
6550 set rowtextx([rowofcommit $id]) [expr {$xr + $linespc}]
6551 } else {
6552 # draw a head or other ref
6553 if {[incr nheads -1] >= 0} {
6554 set col $headbgcolor
6555 if {$tag eq $mainhead} {
6556 set font mainfontbold
6557 }
6558 } else {
6559 set col "#ddddff"
6560 }
6561 set xl [expr {$xl - $delta/2}]
6562 $canv create polygon $x $yt $xr $yt $xr $yb $x $yb \
6563 -width 1 -outline black -fill $col -tags tag.$id
6564 if {[regexp {^(remotes/.*/|remotes/)} $tag match remoteprefix]} {
6565 set rwid [font measure mainfont $remoteprefix]
6566 set xi [expr {$x + 1}]
6567 set yti [expr {$yt + 1}]
6568 set xri [expr {$x + $rwid}]
6569 $canv create polygon $xi $yti $xri $yti $xri $yb $xi $yb \
6570 -width 0 -fill $remotebgcolor -tags tag.$id
6571 }
6572 }
6573 set t [$canv create text $xl $y1 -anchor w -text $tag -fill $headfgcolor \
6574 -font $font -tags [list tag.$id text]]
6575 if {$ntags >= 0} {
6576 $canv bind $t <1> $tagclick
6577 } elseif {$nheads >= 0} {
6578 $canv bind $t $ctxbut [list headmenu %X %Y $id $tag_quoted]
6579 }
6580 }
6581 return $xt
6582}
6583
6584proc drawnotesign {xt y} {
6585 global linespc canv fgcolor
6586
6587 set orad [expr {$linespc / 3}]
6588 set t [$canv create rectangle [expr {$xt - $orad}] [expr {$y - $orad}] \
6589 [expr {$xt + $orad - 1}] [expr {$y + $orad - 1}] \
6590 -fill yellow -outline $fgcolor -width 1 -tags circle]
6591 set xt [expr {$xt + $orad * 3}]
6592 return $xt
6593}
6594
6595proc xcoord {i level ln} {
6596 global canvx0 xspc1 xspc2
6597
6598 set x [expr {$canvx0 + $i * $xspc1($ln)}]
6599 if {$i > 0 && $i == $level} {
6600 set x [expr {$x + 0.5 * ($xspc2 - $xspc1($ln))}]
6601 } elseif {$i > $level} {
6602 set x [expr {$x + $xspc2 - $xspc1($ln)}]
6603 }
6604 return $x
6605}
6606
6607proc show_status {msg} {
6608 global canv fgcolor
6609
6610 clear_display
6611 $canv create text 3 3 -anchor nw -text $msg -font mainfont \
6612 -tags text -fill $fgcolor
6613}
6614
6615# Don't change the text pane cursor if it is currently the hand cursor,
6616# showing that we are over a sha1 ID link.
6617proc settextcursor {c} {
6618 global ctext curtextcursor
6619
6620 if {[$ctext cget -cursor] == $curtextcursor} {
6621 $ctext config -cursor $c
6622 }
6623 set curtextcursor $c
6624}
6625
6626proc nowbusy {what {name {}}} {
6627 global isbusy busyname statusw
6628
6629 if {[array names isbusy] eq {}} {
6630 . config -cursor watch
6631 settextcursor watch
6632 }
6633 set isbusy($what) 1
6634 set busyname($what) $name
6635 if {$name ne {}} {
6636 $statusw conf -text $name
6637 }
6638}
6639
6640proc notbusy {what} {
6641 global isbusy maincursor textcursor busyname statusw
6642
6643 catch {
6644 unset isbusy($what)
6645 if {$busyname($what) ne {} &&
6646 [$statusw cget -text] eq $busyname($what)} {
6647 $statusw conf -text {}
6648 }
6649 }
6650 if {[array names isbusy] eq {}} {
6651 . config -cursor $maincursor
6652 settextcursor $textcursor
6653 }
6654}
6655
6656proc findmatches {f} {
6657 global findtype findstring
6658 if {$findtype == [mc "Regexp"]} {
6659 set matches [regexp -indices -all -inline $findstring $f]
6660 } else {
6661 set fs $findstring
6662 if {$findtype == [mc "IgnCase"]} {
6663 set f [string tolower $f]
6664 set fs [string tolower $fs]
6665 }
6666 set matches {}
6667 set i 0
6668 set l [string length $fs]
6669 while {[set j [string first $fs $f $i]] >= 0} {
6670 lappend matches [list $j [expr {$j+$l-1}]]
6671 set i [expr {$j + $l}]
6672 }
6673 }
6674 return $matches
6675}
6676
6677proc dofind {{dirn 1} {wrap 1}} {
6678 global findstring findstartline findcurline selectedline numcommits
6679 global gdttype filehighlight fh_serial find_dirn findallowwrap
6680
6681 if {[info exists find_dirn]} {
6682 if {$find_dirn == $dirn} return
6683 stopfinding
6684 }
6685 focus .
6686 if {$findstring eq {} || $numcommits == 0} return
6687 if {$selectedline eq {}} {
6688 set findstartline [lindex [visiblerows] [expr {$dirn < 0}]]
6689 } else {
6690 set findstartline $selectedline
6691 }
6692 set findcurline $findstartline
6693 nowbusy finding [mc "Searching"]
6694 if {$gdttype ne [mc "containing:"] && ![info exists filehighlight]} {
6695 after cancel do_file_hl $fh_serial
6696 do_file_hl $fh_serial
6697 }
6698 set find_dirn $dirn
6699 set findallowwrap $wrap
6700 run findmore
6701}
6702
6703proc stopfinding {} {
6704 global find_dirn findcurline fprogcoord
6705
6706 if {[info exists find_dirn]} {
6707 unset find_dirn
6708 unset findcurline
6709 notbusy finding
6710 set fprogcoord 0
6711 adjustprogress
6712 }
6713 stopblaming
6714}
6715
6716proc findmore {} {
6717 global commitdata commitinfo numcommits findpattern findloc
6718 global findstartline findcurline findallowwrap
6719 global find_dirn gdttype fhighlights fprogcoord
6720 global curview varcorder vrownum varccommits vrowmod
6721
6722 if {![info exists find_dirn]} {
6723 return 0
6724 }
6725 set fldtypes [list [mc "Headline"] [mc "Author"] "" [mc "Committer"] "" [mc "Comments"]]
6726 set l $findcurline
6727 set moretodo 0
6728 if {$find_dirn > 0} {
6729 incr l
6730 if {$l >= $numcommits} {
6731 set l 0
6732 }
6733 if {$l <= $findstartline} {
6734 set lim [expr {$findstartline + 1}]
6735 } else {
6736 set lim $numcommits
6737 set moretodo $findallowwrap
6738 }
6739 } else {
6740 if {$l == 0} {
6741 set l $numcommits
6742 }
6743 incr l -1
6744 if {$l >= $findstartline} {
6745 set lim [expr {$findstartline - 1}]
6746 } else {
6747 set lim -1
6748 set moretodo $findallowwrap
6749 }
6750 }
6751 set n [expr {($lim - $l) * $find_dirn}]
6752 if {$n > 500} {
6753 set n 500
6754 set moretodo 1
6755 }
6756 if {$l + ($find_dirn > 0? $n: 1) > $vrowmod($curview)} {
6757 update_arcrows $curview
6758 }
6759 set found 0
6760 set domore 1
6761 set ai [bsearch $vrownum($curview) $l]
6762 set a [lindex $varcorder($curview) $ai]
6763 set arow [lindex $vrownum($curview) $ai]
6764 set ids [lindex $varccommits($curview,$a)]
6765 set arowend [expr {$arow + [llength $ids]}]
6766 if {$gdttype eq [mc "containing:"]} {
6767 for {} {$n > 0} {incr n -1; incr l $find_dirn} {
6768 if {$l < $arow || $l >= $arowend} {
6769 incr ai $find_dirn
6770 set a [lindex $varcorder($curview) $ai]
6771 set arow [lindex $vrownum($curview) $ai]
6772 set ids [lindex $varccommits($curview,$a)]
6773 set arowend [expr {$arow + [llength $ids]}]
6774 }
6775 set id [lindex $ids [expr {$l - $arow}]]
6776 # shouldn't happen unless git log doesn't give all the commits...
6777 if {![info exists commitdata($id)] ||
6778 ![doesmatch $commitdata($id)]} {
6779 continue
6780 }
6781 if {![info exists commitinfo($id)]} {
6782 getcommit $id
6783 }
6784 set info $commitinfo($id)
6785 foreach f $info ty $fldtypes {
6786 if {$ty eq ""} continue
6787 if {($findloc eq [mc "All fields"] || $findloc eq $ty) &&
6788 [doesmatch $f]} {
6789 set found 1
6790 break
6791 }
6792 }
6793 if {$found} break
6794 }
6795 } else {
6796 for {} {$n > 0} {incr n -1; incr l $find_dirn} {
6797 if {$l < $arow || $l >= $arowend} {
6798 incr ai $find_dirn
6799 set a [lindex $varcorder($curview) $ai]
6800 set arow [lindex $vrownum($curview) $ai]
6801 set ids [lindex $varccommits($curview,$a)]
6802 set arowend [expr {$arow + [llength $ids]}]
6803 }
6804 set id [lindex $ids [expr {$l - $arow}]]
6805 if {![info exists fhighlights($id)]} {
6806 # this sets fhighlights($id) to -1
6807 askfilehighlight $l $id
6808 }
6809 if {$fhighlights($id) > 0} {
6810 set found $domore
6811 break
6812 }
6813 if {$fhighlights($id) < 0} {
6814 if {$domore} {
6815 set domore 0
6816 set findcurline [expr {$l - $find_dirn}]
6817 }
6818 }
6819 }
6820 }
6821 if {$found || ($domore && !$moretodo)} {
6822 unset findcurline
6823 unset find_dirn
6824 notbusy finding
6825 set fprogcoord 0
6826 adjustprogress
6827 if {$found} {
6828 findselectline $l
6829 } else {
6830 bell
6831 }
6832 return 0
6833 }
6834 if {!$domore} {
6835 flushhighlights
6836 } else {
6837 set findcurline [expr {$l - $find_dirn}]
6838 }
6839 set n [expr {($findcurline - $findstartline) * $find_dirn - 1}]
6840 if {$n < 0} {
6841 incr n $numcommits
6842 }
6843 set fprogcoord [expr {$n * 1.0 / $numcommits}]
6844 adjustprogress
6845 return $domore
6846}
6847
6848proc findselectline {l} {
6849 global findloc commentend ctext findcurline markingmatches gdttype
6850
6851 set markingmatches [expr {$gdttype eq [mc "containing:"]}]
6852 set findcurline $l
6853 selectline $l 1
6854 if {$markingmatches &&
6855 ($findloc eq [mc "All fields"] || $findloc eq [mc "Comments"])} {
6856 # highlight the matches in the comments
6857 set f [$ctext get 1.0 $commentend]
6858 set matches [findmatches $f]
6859 foreach match $matches {
6860 set start [lindex $match 0]
6861 set end [expr {[lindex $match 1] + 1}]
6862 $ctext tag add found "1.0 + $start c" "1.0 + $end c"
6863 }
6864 }
6865 drawvisible
6866}
6867
6868# mark the bits of a headline or author that match a find string
6869proc markmatches {canv l str tag matches font row} {
6870 global selectedline
6871
6872 set bbox [$canv bbox $tag]
6873 set x0 [lindex $bbox 0]
6874 set y0 [lindex $bbox 1]
6875 set y1 [lindex $bbox 3]
6876 foreach match $matches {
6877 set start [lindex $match 0]
6878 set end [lindex $match 1]
6879 if {$start > $end} continue
6880 set xoff [font measure $font [string range $str 0 [expr {$start-1}]]]
6881 set xlen [font measure $font [string range $str 0 [expr {$end}]]]
6882 set t [$canv create rect [expr {$x0+$xoff}] $y0 \
6883 [expr {$x0+$xlen+2}] $y1 \
6884 -outline {} -tags [list match$l matches] -fill yellow]
6885 $canv lower $t
6886 if {$row == $selectedline} {
6887 $canv raise $t secsel
6888 }
6889 }
6890}
6891
6892proc unmarkmatches {} {
6893 global markingmatches
6894
6895 allcanvs delete matches
6896 set markingmatches 0
6897 stopfinding
6898}
6899
6900proc selcanvline {w x y} {
6901 global canv canvy0 ctext linespc
6902 global rowtextx
6903 set ymax [lindex [$canv cget -scrollregion] 3]
6904 if {$ymax == {}} return
6905 set yfrac [lindex [$canv yview] 0]
6906 set y [expr {$y + $yfrac * $ymax}]
6907 set l [expr {int(($y - $canvy0) / $linespc + 0.5)}]
6908 if {$l < 0} {
6909 set l 0
6910 }
6911 if {$w eq $canv} {
6912 set xmax [lindex [$canv cget -scrollregion] 2]
6913 set xleft [expr {[lindex [$canv xview] 0] * $xmax}]
6914 if {![info exists rowtextx($l)] || $xleft + $x < $rowtextx($l)} return
6915 }
6916 unmarkmatches
6917 selectline $l 1
6918}
6919
6920proc commit_descriptor {p} {
6921 global commitinfo
6922 if {![info exists commitinfo($p)]} {
6923 getcommit $p
6924 }
6925 set l "..."
6926 if {[llength $commitinfo($p)] > 1} {
6927 set l [lindex $commitinfo($p) 0]
6928 }
6929 return "$p ($l)\n"
6930}
6931
6932# append some text to the ctext widget, and make any SHA1 ID
6933# that we know about be a clickable link.
6934proc appendwithlinks {text tags} {
6935 global ctext linknum curview
6936
6937 set start [$ctext index "end - 1c"]
6938 $ctext insert end $text $tags
6939 set links [regexp -indices -all -inline {(?:\m|-g)[0-9a-f]{6,40}\M} $text]
6940 foreach l $links {
6941 set s [lindex $l 0]
6942 set e [lindex $l 1]
6943 set linkid [string range $text $s $e]
6944 incr e
6945 $ctext tag delete link$linknum
6946 $ctext tag add link$linknum "$start + $s c" "$start + $e c"
6947 setlink $linkid link$linknum
6948 incr linknum
6949 }
6950}
6951
6952proc setlink {id lk} {
6953 global curview ctext pendinglinks
6954 global linkfgcolor
6955
6956 if {[string range $id 0 1] eq "-g"} {
6957 set id [string range $id 2 end]
6958 }
6959
6960 set known 0
6961 if {[string length $id] < 40} {
6962 set matches [longid $id]
6963 if {[llength $matches] > 0} {
6964 if {[llength $matches] > 1} return
6965 set known 1
6966 set id [lindex $matches 0]
6967 }
6968 } else {
6969 set known [commitinview $id $curview]
6970 }
6971 if {$known} {
6972 $ctext tag conf $lk -foreground $linkfgcolor -underline 1
6973 $ctext tag bind $lk <1> [list selbyid $id]
6974 $ctext tag bind $lk <Enter> {linkcursor %W 1}
6975 $ctext tag bind $lk <Leave> {linkcursor %W -1}
6976 } else {
6977 lappend pendinglinks($id) $lk
6978 interestedin $id {makelink %P}
6979 }
6980}
6981
6982proc appendshortlink {id {pre {}} {post {}}} {
6983 global ctext linknum
6984
6985 $ctext insert end $pre
6986 $ctext tag delete link$linknum
6987 $ctext insert end [string range $id 0 7] link$linknum
6988 $ctext insert end $post
6989 setlink $id link$linknum
6990 incr linknum
6991}
6992
6993proc makelink {id} {
6994 global pendinglinks
6995
6996 if {![info exists pendinglinks($id)]} return
6997 foreach lk $pendinglinks($id) {
6998 setlink $id $lk
6999 }
7000 unset pendinglinks($id)
7001}
7002
7003proc linkcursor {w inc} {
7004 global linkentercount curtextcursor
7005
7006 if {[incr linkentercount $inc] > 0} {
7007 $w configure -cursor hand2
7008 } else {
7009 $w configure -cursor $curtextcursor
7010 if {$linkentercount < 0} {
7011 set linkentercount 0
7012 }
7013 }
7014}
7015
7016proc viewnextline {dir} {
7017 global canv linespc
7018
7019 $canv delete hover
7020 set ymax [lindex [$canv cget -scrollregion] 3]
7021 set wnow [$canv yview]
7022 set wtop [expr {[lindex $wnow 0] * $ymax}]
7023 set newtop [expr {$wtop + $dir * $linespc}]
7024 if {$newtop < 0} {
7025 set newtop 0
7026 } elseif {$newtop > $ymax} {
7027 set newtop $ymax
7028 }
7029 allcanvs yview moveto [expr {$newtop * 1.0 / $ymax}]
7030}
7031
7032# add a list of tag or branch names at position pos
7033# returns the number of names inserted
7034proc appendrefs {pos ids var} {
7035 global ctext linknum curview $var maxrefs mainheadid
7036
7037 if {[catch {$ctext index $pos}]} {
7038 return 0
7039 }
7040 $ctext conf -state normal
7041 $ctext delete $pos "$pos lineend"
7042 set tags {}
7043 foreach id $ids {
7044 foreach tag [set $var\($id\)] {
7045 lappend tags [list $tag $id]
7046 }
7047 }
7048
7049 set sep {}
7050 set tags [lsort -index 0 -decreasing $tags]
7051 set nutags 0
7052
7053 if {[llength $tags] > $maxrefs} {
7054 # If we are displaying heads, and there are too many,
7055 # see if there are some important heads to display.
7056 # Currently this means "master" and the current head.
7057 set itags {}
7058 if {$var eq "idheads"} {
7059 set utags {}
7060 foreach ti $tags {
7061 set hname [lindex $ti 0]
7062 set id [lindex $ti 1]
7063 if {($hname eq "master" || $id eq $mainheadid) &&
7064 [llength $itags] < $maxrefs} {
7065 lappend itags $ti
7066 } else {
7067 lappend utags $ti
7068 }
7069 }
7070 set tags $utags
7071 }
7072 if {$itags ne {}} {
7073 set str [mc "and many more"]
7074 set sep " "
7075 } else {
7076 set str [mc "many"]
7077 }
7078 $ctext insert $pos "$str ([llength $tags])"
7079 set nutags [llength $tags]
7080 set tags $itags
7081 }
7082
7083 foreach ti $tags {
7084 set id [lindex $ti 1]
7085 set lk link$linknum
7086 incr linknum
7087 $ctext tag delete $lk
7088 $ctext insert $pos $sep
7089 $ctext insert $pos [lindex $ti 0] $lk
7090 setlink $id $lk
7091 set sep ", "
7092 }
7093 $ctext tag add wwrap "$pos linestart" "$pos lineend"
7094 $ctext conf -state disabled
7095 return [expr {[llength $tags] + $nutags}]
7096}
7097
7098# called when we have finished computing the nearby tags
7099proc dispneartags {delay} {
7100 global selectedline currentid showneartags tagphase
7101
7102 if {$selectedline eq {} || !$showneartags} return
7103 after cancel dispnexttag
7104 if {$delay} {
7105 after 200 dispnexttag
7106 set tagphase -1
7107 } else {
7108 after idle dispnexttag
7109 set tagphase 0
7110 }
7111}
7112
7113proc dispnexttag {} {
7114 global selectedline currentid showneartags tagphase ctext
7115
7116 if {$selectedline eq {} || !$showneartags} return
7117 switch -- $tagphase {
7118 0 {
7119 set dtags [desctags $currentid]
7120 if {$dtags ne {}} {
7121 appendrefs precedes $dtags idtags
7122 }
7123 }
7124 1 {
7125 set atags [anctags $currentid]
7126 if {$atags ne {}} {
7127 appendrefs follows $atags idtags
7128 }
7129 }
7130 2 {
7131 set dheads [descheads $currentid]
7132 if {$dheads ne {}} {
7133 if {[appendrefs branch $dheads idheads] > 1
7134 && [$ctext get "branch -3c"] eq "h"} {
7135 # turn "Branch" into "Branches"
7136 $ctext conf -state normal
7137 $ctext insert "branch -2c" "es"
7138 $ctext conf -state disabled
7139 }
7140 }
7141 }
7142 }
7143 if {[incr tagphase] <= 2} {
7144 after idle dispnexttag
7145 }
7146}
7147
7148proc make_secsel {id} {
7149 global linehtag linentag linedtag canv canv2 canv3
7150
7151 if {![info exists linehtag($id)]} return
7152 $canv delete secsel
7153 set t [eval $canv create rect [$canv bbox $linehtag($id)] -outline {{}} \
7154 -tags secsel -fill [$canv cget -selectbackground]]
7155 $canv lower $t
7156 $canv2 delete secsel
7157 set t [eval $canv2 create rect [$canv2 bbox $linentag($id)] -outline {{}} \
7158 -tags secsel -fill [$canv2 cget -selectbackground]]
7159 $canv2 lower $t
7160 $canv3 delete secsel
7161 set t [eval $canv3 create rect [$canv3 bbox $linedtag($id)] -outline {{}} \
7162 -tags secsel -fill [$canv3 cget -selectbackground]]
7163 $canv3 lower $t
7164}
7165
7166proc make_idmark {id} {
7167 global linehtag canv fgcolor
7168
7169 if {![info exists linehtag($id)]} return
7170 $canv delete markid
7171 set t [eval $canv create rect [$canv bbox $linehtag($id)] \
7172 -tags markid -outline $fgcolor]
7173 $canv raise $t
7174}
7175
7176proc selectline {l isnew {desired_loc {}} {switch_to_patch 0}} {
7177 global canv ctext commitinfo selectedline
7178 global canvy0 linespc parents children curview
7179 global currentid sha1entry
7180 global commentend idtags linknum
7181 global mergemax numcommits pending_select
7182 global cmitmode showneartags allcommits
7183 global targetrow targetid lastscrollrows
7184 global autoselect autosellen jump_to_here
7185 global vinlinediff
7186
7187 catch {unset pending_select}
7188 $canv delete hover
7189 normalline
7190 unsel_reflist
7191 stopfinding
7192 if {$l < 0 || $l >= $numcommits} return
7193 set id [commitonrow $l]
7194 set targetid $id
7195 set targetrow $l
7196 set selectedline $l
7197 set currentid $id
7198 if {$lastscrollrows < $numcommits} {
7199 setcanvscroll
7200 }
7201
7202 if {$cmitmode ne "patch" && $switch_to_patch} {
7203 set cmitmode "patch"
7204 }
7205
7206 set y [expr {$canvy0 + $l * $linespc}]
7207 set ymax [lindex [$canv cget -scrollregion] 3]
7208 set ytop [expr {$y - $linespc - 1}]
7209 set ybot [expr {$y + $linespc + 1}]
7210 set wnow [$canv yview]
7211 set wtop [expr {[lindex $wnow 0] * $ymax}]
7212 set wbot [expr {[lindex $wnow 1] * $ymax}]
7213 set wh [expr {$wbot - $wtop}]
7214 set newtop $wtop
7215 if {$ytop < $wtop} {
7216 if {$ybot < $wtop} {
7217 set newtop [expr {$y - $wh / 2.0}]
7218 } else {
7219 set newtop $ytop
7220 if {$newtop > $wtop - $linespc} {
7221 set newtop [expr {$wtop - $linespc}]
7222 }
7223 }
7224 } elseif {$ybot > $wbot} {
7225 if {$ytop > $wbot} {
7226 set newtop [expr {$y - $wh / 2.0}]
7227 } else {
7228 set newtop [expr {$ybot - $wh}]
7229 if {$newtop < $wtop + $linespc} {
7230 set newtop [expr {$wtop + $linespc}]
7231 }
7232 }
7233 }
7234 if {$newtop != $wtop} {
7235 if {$newtop < 0} {
7236 set newtop 0
7237 }
7238 allcanvs yview moveto [expr {$newtop * 1.0 / $ymax}]
7239 drawvisible
7240 }
7241
7242 make_secsel $id
7243
7244 if {$isnew} {
7245 addtohistory [list selbyid $id 0] savecmitpos
7246 }
7247
7248 $sha1entry delete 0 end
7249 $sha1entry insert 0 $id
7250 if {$autoselect} {
7251 $sha1entry selection range 0 $autosellen
7252 }
7253 rhighlight_sel $id
7254
7255 $ctext conf -state normal
7256 clear_ctext
7257 set linknum 0
7258 if {![info exists commitinfo($id)]} {
7259 getcommit $id
7260 }
7261 set info $commitinfo($id)
7262 set date [formatdate [lindex $info 2]]
7263 $ctext insert end "[mc "Author"]: [lindex $info 1] $date\n"
7264 set date [formatdate [lindex $info 4]]
7265 $ctext insert end "[mc "Committer"]: [lindex $info 3] $date\n"
7266 if {[info exists idtags($id)]} {
7267 $ctext insert end [mc "Tags:"]
7268 foreach tag $idtags($id) {
7269 $ctext insert end " $tag"
7270 }
7271 $ctext insert end "\n"
7272 }
7273
7274 set headers {}
7275 set olds $parents($curview,$id)
7276 if {[llength $olds] > 1} {
7277 set np 0
7278 foreach p $olds {
7279 if {$np >= $mergemax} {
7280 set tag mmax
7281 } else {
7282 set tag m$np
7283 }
7284 $ctext insert end "[mc "Parent"]: " $tag
7285 appendwithlinks [commit_descriptor $p] {}
7286 incr np
7287 }
7288 } else {
7289 foreach p $olds {
7290 append headers "[mc "Parent"]: [commit_descriptor $p]"
7291 }
7292 }
7293
7294 foreach c $children($curview,$id) {
7295 append headers "[mc "Child"]: [commit_descriptor $c]"
7296 }
7297
7298 # make anything that looks like a SHA1 ID be a clickable link
7299 appendwithlinks $headers {}
7300 if {$showneartags} {
7301 if {![info exists allcommits]} {
7302 getallcommits
7303 }
7304 $ctext insert end "[mc "Branch"]: "
7305 $ctext mark set branch "end -1c"
7306 $ctext mark gravity branch left
7307 $ctext insert end "\n[mc "Follows"]: "
7308 $ctext mark set follows "end -1c"
7309 $ctext mark gravity follows left
7310 $ctext insert end "\n[mc "Precedes"]: "
7311 $ctext mark set precedes "end -1c"
7312 $ctext mark gravity precedes left
7313 $ctext insert end "\n"
7314 dispneartags 1
7315 }
7316 $ctext insert end "\n"
7317 set comment [lindex $info 5]
7318 if {[string first "\r" $comment] >= 0} {
7319 set comment [string map {"\r" "\n "} $comment]
7320 }
7321 appendwithlinks $comment {comment}
7322
7323 $ctext tag remove found 1.0 end
7324 $ctext conf -state disabled
7325 set commentend [$ctext index "end - 1c"]
7326
7327 set jump_to_here $desired_loc
7328 init_flist [mc "Comments"]
7329 if {$cmitmode eq "tree"} {
7330 gettree $id
7331 } elseif {$vinlinediff($curview) == 1} {
7332 showinlinediff $id
7333 } elseif {[llength $olds] <= 1} {
7334 startdiff $id
7335 } else {
7336 mergediff $id
7337 }
7338}
7339
7340proc selfirstline {} {
7341 unmarkmatches
7342 selectline 0 1
7343}
7344
7345proc sellastline {} {
7346 global numcommits
7347 unmarkmatches
7348 set l [expr {$numcommits - 1}]
7349 selectline $l 1
7350}
7351
7352proc selnextline {dir} {
7353 global selectedline
7354 focus .
7355 if {$selectedline eq {}} return
7356 set l [expr {$selectedline + $dir}]
7357 unmarkmatches
7358 selectline $l 1
7359}
7360
7361proc selnextpage {dir} {
7362 global canv linespc selectedline numcommits
7363
7364 set lpp [expr {([winfo height $canv] - 2) / $linespc}]
7365 if {$lpp < 1} {
7366 set lpp 1
7367 }
7368 allcanvs yview scroll [expr {$dir * $lpp}] units
7369 drawvisible
7370 if {$selectedline eq {}} return
7371 set l [expr {$selectedline + $dir * $lpp}]
7372 if {$l < 0} {
7373 set l 0
7374 } elseif {$l >= $numcommits} {
7375 set l [expr $numcommits - 1]
7376 }
7377 unmarkmatches
7378 selectline $l 1
7379}
7380
7381proc unselectline {} {
7382 global selectedline currentid
7383
7384 set selectedline {}
7385 catch {unset currentid}
7386 allcanvs delete secsel
7387 rhighlight_none
7388}
7389
7390proc reselectline {} {
7391 global selectedline
7392
7393 if {$selectedline ne {}} {
7394 selectline $selectedline 0
7395 }
7396}
7397
7398proc addtohistory {cmd {saveproc {}}} {
7399 global history historyindex curview
7400
7401 unset_posvars
7402 save_position
7403 set elt [list $curview $cmd $saveproc {}]
7404 if {$historyindex > 0
7405 && [lindex $history [expr {$historyindex - 1}]] == $elt} {
7406 return
7407 }
7408
7409 if {$historyindex < [llength $history]} {
7410 set history [lreplace $history $historyindex end $elt]
7411 } else {
7412 lappend history $elt
7413 }
7414 incr historyindex
7415 if {$historyindex > 1} {
7416 .tf.bar.leftbut conf -state normal
7417 } else {
7418 .tf.bar.leftbut conf -state disabled
7419 }
7420 .tf.bar.rightbut conf -state disabled
7421}
7422
7423# save the scrolling position of the diff display pane
7424proc save_position {} {
7425 global historyindex history
7426
7427 if {$historyindex < 1} return
7428 set hi [expr {$historyindex - 1}]
7429 set fn [lindex $history $hi 2]
7430 if {$fn ne {}} {
7431 lset history $hi 3 [eval $fn]
7432 }
7433}
7434
7435proc unset_posvars {} {
7436 global last_posvars
7437
7438 if {[info exists last_posvars]} {
7439 foreach {var val} $last_posvars {
7440 global $var
7441 catch {unset $var}
7442 }
7443 unset last_posvars
7444 }
7445}
7446
7447proc godo {elt} {
7448 global curview last_posvars
7449
7450 set view [lindex $elt 0]
7451 set cmd [lindex $elt 1]
7452 set pv [lindex $elt 3]
7453 if {$curview != $view} {
7454 showview $view
7455 }
7456 unset_posvars
7457 foreach {var val} $pv {
7458 global $var
7459 set $var $val
7460 }
7461 set last_posvars $pv
7462 eval $cmd
7463}
7464
7465proc goback {} {
7466 global history historyindex
7467 focus .
7468
7469 if {$historyindex > 1} {
7470 save_position
7471 incr historyindex -1
7472 godo [lindex $history [expr {$historyindex - 1}]]
7473 .tf.bar.rightbut conf -state normal
7474 }
7475 if {$historyindex <= 1} {
7476 .tf.bar.leftbut conf -state disabled
7477 }
7478}
7479
7480proc goforw {} {
7481 global history historyindex
7482 focus .
7483
7484 if {$historyindex < [llength $history]} {
7485 save_position
7486 set cmd [lindex $history $historyindex]
7487 incr historyindex
7488 godo $cmd
7489 .tf.bar.leftbut conf -state normal
7490 }
7491 if {$historyindex >= [llength $history]} {
7492 .tf.bar.rightbut conf -state disabled
7493 }
7494}
7495
7496proc gettree {id} {
7497 global treefilelist treeidlist diffids diffmergeid treepending
7498 global nullid nullid2
7499
7500 set diffids $id
7501 catch {unset diffmergeid}
7502 if {![info exists treefilelist($id)]} {
7503 if {![info exists treepending]} {
7504 if {$id eq $nullid} {
7505 set cmd [list | git ls-files]
7506 } elseif {$id eq $nullid2} {
7507 set cmd [list | git ls-files --stage -t]
7508 } else {
7509 set cmd [list | git ls-tree -r $id]
7510 }
7511 if {[catch {set gtf [open $cmd r]}]} {
7512 return
7513 }
7514 set treepending $id
7515 set treefilelist($id) {}
7516 set treeidlist($id) {}
7517 fconfigure $gtf -blocking 0 -encoding binary
7518 filerun $gtf [list gettreeline $gtf $id]
7519 }
7520 } else {
7521 setfilelist $id
7522 }
7523}
7524
7525proc gettreeline {gtf id} {
7526 global treefilelist treeidlist treepending cmitmode diffids nullid nullid2
7527
7528 set nl 0
7529 while {[incr nl] <= 1000 && [gets $gtf line] >= 0} {
7530 if {$diffids eq $nullid} {
7531 set fname $line
7532 } else {
7533 set i [string first "\t" $line]
7534 if {$i < 0} continue
7535 set fname [string range $line [expr {$i+1}] end]
7536 set line [string range $line 0 [expr {$i-1}]]
7537 if {$diffids ne $nullid2 && [lindex $line 1] ne "blob"} continue
7538 set sha1 [lindex $line 2]
7539 lappend treeidlist($id) $sha1
7540 }
7541 if {[string index $fname 0] eq "\""} {
7542 set fname [lindex $fname 0]
7543 }
7544 set fname [encoding convertfrom $fname]
7545 lappend treefilelist($id) $fname
7546 }
7547 if {![eof $gtf]} {
7548 return [expr {$nl >= 1000? 2: 1}]
7549 }
7550 close $gtf
7551 unset treepending
7552 if {$cmitmode ne "tree"} {
7553 if {![info exists diffmergeid]} {
7554 gettreediffs $diffids
7555 }
7556 } elseif {$id ne $diffids} {
7557 gettree $diffids
7558 } else {
7559 setfilelist $id
7560 }
7561 return 0
7562}
7563
7564proc showfile {f} {
7565 global treefilelist treeidlist diffids nullid nullid2
7566 global ctext_file_names ctext_file_lines
7567 global ctext commentend
7568
7569 set i [lsearch -exact $treefilelist($diffids) $f]
7570 if {$i < 0} {
7571 puts "oops, $f not in list for id $diffids"
7572 return
7573 }
7574 if {$diffids eq $nullid} {
7575 if {[catch {set bf [open $f r]} err]} {
7576 puts "oops, can't read $f: $err"
7577 return
7578 }
7579 } else {
7580 set blob [lindex $treeidlist($diffids) $i]
7581 if {[catch {set bf [open [concat | git cat-file blob $blob] r]} err]} {
7582 puts "oops, error reading blob $blob: $err"
7583 return
7584 }
7585 }
7586 fconfigure $bf -blocking 0 -encoding [get_path_encoding $f]
7587 filerun $bf [list getblobline $bf $diffids]
7588 $ctext config -state normal
7589 clear_ctext $commentend
7590 lappend ctext_file_names $f
7591 lappend ctext_file_lines [lindex [split $commentend "."] 0]
7592 $ctext insert end "\n"
7593 $ctext insert end "$f\n" filesep
7594 $ctext config -state disabled
7595 $ctext yview $commentend
7596 settabs 0
7597}
7598
7599proc getblobline {bf id} {
7600 global diffids cmitmode ctext
7601
7602 if {$id ne $diffids || $cmitmode ne "tree"} {
7603 catch {close $bf}
7604 return 0
7605 }
7606 $ctext config -state normal
7607 set nl 0
7608 while {[incr nl] <= 1000 && [gets $bf line] >= 0} {
7609 $ctext insert end "$line\n"
7610 }
7611 if {[eof $bf]} {
7612 global jump_to_here ctext_file_names commentend
7613
7614 # delete last newline
7615 $ctext delete "end - 2c" "end - 1c"
7616 close $bf
7617 if {$jump_to_here ne {} &&
7618 [lindex $jump_to_here 0] eq [lindex $ctext_file_names 0]} {
7619 set lnum [expr {[lindex $jump_to_here 1] +
7620 [lindex [split $commentend .] 0]}]
7621 mark_ctext_line $lnum
7622 }
7623 $ctext config -state disabled
7624 return 0
7625 }
7626 $ctext config -state disabled
7627 return [expr {$nl >= 1000? 2: 1}]
7628}
7629
7630proc mark_ctext_line {lnum} {
7631 global ctext markbgcolor
7632
7633 $ctext tag delete omark
7634 $ctext tag add omark $lnum.0 "$lnum.0 + 1 line"
7635 $ctext tag conf omark -background $markbgcolor
7636 $ctext see $lnum.0
7637}
7638
7639proc mergediff {id} {
7640 global diffmergeid
7641 global diffids treediffs
7642 global parents curview
7643
7644 set diffmergeid $id
7645 set diffids $id
7646 set treediffs($id) {}
7647 set np [llength $parents($curview,$id)]
7648 settabs $np
7649 getblobdiffs $id
7650}
7651
7652proc startdiff {ids} {
7653 global treediffs diffids treepending diffmergeid nullid nullid2
7654
7655 settabs 1
7656 set diffids $ids
7657 catch {unset diffmergeid}
7658 if {![info exists treediffs($ids)] ||
7659 [lsearch -exact $ids $nullid] >= 0 ||
7660 [lsearch -exact $ids $nullid2] >= 0} {
7661 if {![info exists treepending]} {
7662 gettreediffs $ids
7663 }
7664 } else {
7665 addtocflist $ids
7666 }
7667}
7668
7669proc showinlinediff {ids} {
7670 global commitinfo commitdata ctext
7671 global treediffs
7672
7673 set info $commitinfo($ids)
7674 set diff [lindex $info 7]
7675 set difflines [split $diff "\n"]
7676
7677 initblobdiffvars
7678 set treediff {}
7679
7680 set inhdr 0
7681 foreach line $difflines {
7682 if {![string compare -length 5 "diff " $line]} {
7683 set inhdr 1
7684 } elseif {$inhdr && ![string compare -length 4 "+++ " $line]} {
7685 # offset also accounts for the b/ prefix
7686 lappend treediff [string range $line 6 end]
7687 set inhdr 0
7688 }
7689 }
7690
7691 set treediffs($ids) $treediff
7692 add_flist $treediff
7693
7694 $ctext conf -state normal
7695 foreach line $difflines {
7696 parseblobdiffline $ids $line
7697 }
7698 maybe_scroll_ctext 1
7699 $ctext conf -state disabled
7700}
7701
7702# If the filename (name) is under any of the passed filter paths
7703# then return true to include the file in the listing.
7704proc path_filter {filter name} {
7705 set worktree [gitworktree]
7706 foreach p $filter {
7707 set fq_p [file normalize $p]
7708 set fq_n [file normalize [file join $worktree $name]]
7709 if {[string match [file normalize $fq_p]* $fq_n]} {
7710 return 1
7711 }
7712 }
7713 return 0
7714}
7715
7716proc addtocflist {ids} {
7717 global treediffs
7718
7719 add_flist $treediffs($ids)
7720 getblobdiffs $ids
7721}
7722
7723proc diffcmd {ids flags} {
7724 global log_showroot nullid nullid2 git_version
7725
7726 set i [lsearch -exact $ids $nullid]
7727 set j [lsearch -exact $ids $nullid2]
7728 if {$i >= 0} {
7729 if {[llength $ids] > 1 && $j < 0} {
7730 # comparing working directory with some specific revision
7731 set cmd [concat | git diff-index $flags]
7732 if {$i == 0} {
7733 lappend cmd -R [lindex $ids 1]
7734 } else {
7735 lappend cmd [lindex $ids 0]
7736 }
7737 } else {
7738 # comparing working directory with index
7739 set cmd [concat | git diff-files $flags]
7740 if {$j == 1} {
7741 lappend cmd -R
7742 }
7743 }
7744 } elseif {$j >= 0} {
7745 if {[package vcompare $git_version "1.7.2"] >= 0} {
7746 set flags "$flags --ignore-submodules=dirty"
7747 }
7748 set cmd [concat | git diff-index --cached $flags]
7749 if {[llength $ids] > 1} {
7750 # comparing index with specific revision
7751 if {$j == 0} {
7752 lappend cmd -R [lindex $ids 1]
7753 } else {
7754 lappend cmd [lindex $ids 0]
7755 }
7756 } else {
7757 # comparing index with HEAD
7758 lappend cmd HEAD
7759 }
7760 } else {
7761 if {$log_showroot} {
7762 lappend flags --root
7763 }
7764 set cmd [concat | git diff-tree -r $flags $ids]
7765 }
7766 return $cmd
7767}
7768
7769proc gettreediffs {ids} {
7770 global treediff treepending limitdiffs vfilelimit curview
7771
7772 set cmd [diffcmd $ids {--no-commit-id}]
7773 if {$limitdiffs && $vfilelimit($curview) ne {}} {
7774 set cmd [concat $cmd -- $vfilelimit($curview)]
7775 }
7776 if {[catch {set gdtf [open $cmd r]}]} return
7777
7778 set treepending $ids
7779 set treediff {}
7780 fconfigure $gdtf -blocking 0 -encoding binary
7781 filerun $gdtf [list gettreediffline $gdtf $ids]
7782}
7783
7784proc gettreediffline {gdtf ids} {
7785 global treediff treediffs treepending diffids diffmergeid
7786 global cmitmode vfilelimit curview limitdiffs perfile_attrs
7787
7788 set nr 0
7789 set sublist {}
7790 set max 1000
7791 if {$perfile_attrs} {
7792 # cache_gitattr is slow, and even slower on win32 where we
7793 # have to invoke it for only about 30 paths at a time
7794 set max 500
7795 if {[tk windowingsystem] == "win32"} {
7796 set max 120
7797 }
7798 }
7799 while {[incr nr] <= $max && [gets $gdtf line] >= 0} {
7800 set i [string first "\t" $line]
7801 if {$i >= 0} {
7802 set file [string range $line [expr {$i+1}] end]
7803 if {[string index $file 0] eq "\""} {
7804 set file [lindex $file 0]
7805 }
7806 set file [encoding convertfrom $file]
7807 if {$file ne [lindex $treediff end]} {
7808 lappend treediff $file
7809 lappend sublist $file
7810 }
7811 }
7812 }
7813 if {$perfile_attrs} {
7814 cache_gitattr encoding $sublist
7815 }
7816 if {![eof $gdtf]} {
7817 return [expr {$nr >= $max? 2: 1}]
7818 }
7819 close $gdtf
7820 set treediffs($ids) $treediff
7821 unset treepending
7822 if {$cmitmode eq "tree" && [llength $diffids] == 1} {
7823 gettree $diffids
7824 } elseif {$ids != $diffids} {
7825 if {![info exists diffmergeid]} {
7826 gettreediffs $diffids
7827 }
7828 } else {
7829 addtocflist $ids
7830 }
7831 return 0
7832}
7833
7834# empty string or positive integer
7835proc diffcontextvalidate {v} {
7836 return [regexp {^(|[1-9][0-9]*)$} $v]
7837}
7838
7839proc diffcontextchange {n1 n2 op} {
7840 global diffcontextstring diffcontext
7841
7842 if {[string is integer -strict $diffcontextstring]} {
7843 if {$diffcontextstring >= 0} {
7844 set diffcontext $diffcontextstring
7845 reselectline
7846 }
7847 }
7848}
7849
7850proc changeignorespace {} {
7851 reselectline
7852}
7853
7854proc changeworddiff {name ix op} {
7855 reselectline
7856}
7857
7858proc initblobdiffvars {} {
7859 global diffencoding targetline diffnparents
7860 global diffinhdr currdiffsubmod diffseehere
7861 set targetline {}
7862 set diffnparents 0
7863 set diffinhdr 0
7864 set diffencoding [get_path_encoding {}]
7865 set currdiffsubmod ""
7866 set diffseehere -1
7867}
7868
7869proc getblobdiffs {ids} {
7870 global blobdifffd diffids env
7871 global treediffs
7872 global diffcontext
7873 global ignorespace
7874 global worddiff
7875 global limitdiffs vfilelimit curview
7876 global git_version
7877
7878 set textconv {}
7879 if {[package vcompare $git_version "1.6.1"] >= 0} {
7880 set textconv "--textconv"
7881 }
7882 set submodule {}
7883 if {[package vcompare $git_version "1.6.6"] >= 0} {
7884 set submodule "--submodule"
7885 }
7886 set cmd [diffcmd $ids "-p $textconv $submodule -C --cc --no-commit-id -U$diffcontext"]
7887 if {$ignorespace} {
7888 append cmd " -w"
7889 }
7890 if {$worddiff ne [mc "Line diff"]} {
7891 append cmd " --word-diff=porcelain"
7892 }
7893 if {$limitdiffs && $vfilelimit($curview) ne {}} {
7894 set cmd [concat $cmd -- $vfilelimit($curview)]
7895 }
7896 if {[catch {set bdf [open $cmd r]} err]} {
7897 error_popup [mc "Error getting diffs: %s" $err]
7898 return
7899 }
7900 fconfigure $bdf -blocking 0 -encoding binary -eofchar {}
7901 set blobdifffd($ids) $bdf
7902 initblobdiffvars
7903 filerun $bdf [list getblobdiffline $bdf $diffids]
7904}
7905
7906proc savecmitpos {} {
7907 global ctext cmitmode
7908
7909 if {$cmitmode eq "tree"} {
7910 return {}
7911 }
7912 return [list target_scrollpos [$ctext index @0,0]]
7913}
7914
7915proc savectextpos {} {
7916 global ctext
7917
7918 return [list target_scrollpos [$ctext index @0,0]]
7919}
7920
7921proc maybe_scroll_ctext {ateof} {
7922 global ctext target_scrollpos
7923
7924 if {![info exists target_scrollpos]} return
7925 if {!$ateof} {
7926 set nlines [expr {[winfo height $ctext]
7927 / [font metrics textfont -linespace]}]
7928 if {[$ctext compare "$target_scrollpos + $nlines lines" <= end]} return
7929 }
7930 $ctext yview $target_scrollpos
7931 unset target_scrollpos
7932}
7933
7934proc setinlist {var i val} {
7935 global $var
7936
7937 while {[llength [set $var]] < $i} {
7938 lappend $var {}
7939 }
7940 if {[llength [set $var]] == $i} {
7941 lappend $var $val
7942 } else {
7943 lset $var $i $val
7944 }
7945}
7946
7947proc makediffhdr {fname ids} {
7948 global ctext curdiffstart treediffs diffencoding
7949 global ctext_file_names jump_to_here targetline diffline
7950
7951 set fname [encoding convertfrom $fname]
7952 set diffencoding [get_path_encoding $fname]
7953 set i [lsearch -exact $treediffs($ids) $fname]
7954 if {$i >= 0} {
7955 setinlist difffilestart $i $curdiffstart
7956 }
7957 lset ctext_file_names end $fname
7958 set l [expr {(78 - [string length $fname]) / 2}]
7959 set pad [string range "----------------------------------------" 1 $l]
7960 $ctext insert $curdiffstart "$pad $fname $pad" filesep
7961 set targetline {}
7962 if {$jump_to_here ne {} && [lindex $jump_to_here 0] eq $fname} {
7963 set targetline [lindex $jump_to_here 1]
7964 }
7965 set diffline 0
7966}
7967
7968proc blobdiffmaybeseehere {ateof} {
7969 global diffseehere
7970 if {$diffseehere >= 0} {
7971 mark_ctext_line [lindex [split $diffseehere .] 0]
7972 }
7973 maybe_scroll_ctext $ateof
7974}
7975
7976proc getblobdiffline {bdf ids} {
7977 global diffids blobdifffd
7978 global ctext
7979
7980 set nr 0
7981 $ctext conf -state normal
7982 while {[incr nr] <= 1000 && [gets $bdf line] >= 0} {
7983 if {$ids != $diffids || $bdf != $blobdifffd($ids)} {
7984 catch {close $bdf}
7985 return 0
7986 }
7987 parseblobdiffline $ids $line
7988 }
7989 $ctext conf -state disabled
7990 blobdiffmaybeseehere [eof $bdf]
7991 if {[eof $bdf]} {
7992 catch {close $bdf}
7993 return 0
7994 }
7995 return [expr {$nr >= 1000? 2: 1}]
7996}
7997
7998proc parseblobdiffline {ids line} {
7999 global ctext curdiffstart
8000 global diffnexthead diffnextnote difffilestart
8001 global ctext_file_names ctext_file_lines
8002 global diffinhdr treediffs mergemax diffnparents
8003 global diffencoding jump_to_here targetline diffline currdiffsubmod
8004 global worddiff diffseehere
8005
8006 if {![string compare -length 5 "diff " $line]} {
8007 if {![regexp {^diff (--cc|--git) } $line m type]} {
8008 set line [encoding convertfrom $line]
8009 $ctext insert end "$line\n" hunksep
8010 continue
8011 }
8012 # start of a new file
8013 set diffinhdr 1
8014 $ctext insert end "\n"
8015 set curdiffstart [$ctext index "end - 1c"]
8016 lappend ctext_file_names ""
8017 lappend ctext_file_lines [lindex [split $curdiffstart "."] 0]
8018 $ctext insert end "\n" filesep
8019
8020 if {$type eq "--cc"} {
8021 # start of a new file in a merge diff
8022 set fname [string range $line 10 end]
8023 if {[lsearch -exact $treediffs($ids) $fname] < 0} {
8024 lappend treediffs($ids) $fname
8025 add_flist [list $fname]
8026 }
8027
8028 } else {
8029 set line [string range $line 11 end]
8030 # If the name hasn't changed the length will be odd,
8031 # the middle char will be a space, and the two bits either
8032 # side will be a/name and b/name, or "a/name" and "b/name".
8033 # If the name has changed we'll get "rename from" and
8034 # "rename to" or "copy from" and "copy to" lines following
8035 # this, and we'll use them to get the filenames.
8036 # This complexity is necessary because spaces in the
8037 # filename(s) don't get escaped.
8038 set l [string length $line]
8039 set i [expr {$l / 2}]
8040 if {!(($l & 1) && [string index $line $i] eq " " &&
8041 [string range $line 2 [expr {$i - 1}]] eq \
8042 [string range $line [expr {$i + 3}] end])} {
8043 return
8044 }
8045 # unescape if quoted and chop off the a/ from the front
8046 if {[string index $line 0] eq "\""} {
8047 set fname [string range [lindex $line 0] 2 end]
8048 } else {
8049 set fname [string range $line 2 [expr {$i - 1}]]
8050 }
8051 }
8052 makediffhdr $fname $ids
8053
8054 } elseif {![string compare -length 16 "* Unmerged path " $line]} {
8055 set fname [encoding convertfrom [string range $line 16 end]]
8056 $ctext insert end "\n"
8057 set curdiffstart [$ctext index "end - 1c"]
8058 lappend ctext_file_names $fname
8059 lappend ctext_file_lines [lindex [split $curdiffstart "."] 0]
8060 $ctext insert end "$line\n" filesep
8061 set i [lsearch -exact $treediffs($ids) $fname]
8062 if {$i >= 0} {
8063 setinlist difffilestart $i $curdiffstart
8064 }
8065
8066 } elseif {![string compare -length 2 "@@" $line]} {
8067 regexp {^@@+} $line ats
8068 set line [encoding convertfrom $diffencoding $line]
8069 $ctext insert end "$line\n" hunksep
8070 if {[regexp { \+(\d+),\d+ @@} $line m nl]} {
8071 set diffline $nl
8072 }
8073 set diffnparents [expr {[string length $ats] - 1}]
8074 set diffinhdr 0
8075
8076 } elseif {![string compare -length 10 "Submodule " $line]} {
8077 # start of a new submodule
8078 if {[regexp -indices "\[0-9a-f\]+\\.\\." $line nameend]} {
8079 set fname [string range $line 10 [expr [lindex $nameend 0] - 2]]
8080 } else {
8081 set fname [string range $line 10 [expr [string first "contains " $line] - 2]]
8082 }
8083 if {$currdiffsubmod != $fname} {
8084 $ctext insert end "\n"; # Add newline after commit message
8085 }
8086 set curdiffstart [$ctext index "end - 1c"]
8087 lappend ctext_file_names ""
8088 if {$currdiffsubmod != $fname} {
8089 lappend ctext_file_lines $fname
8090 makediffhdr $fname $ids
8091 set currdiffsubmod $fname
8092 $ctext insert end "\n$line\n" filesep
8093 } else {
8094 $ctext insert end "$line\n" filesep
8095 }
8096 } elseif {![string compare -length 3 " >" $line]} {
8097 set $currdiffsubmod ""
8098 set line [encoding convertfrom $diffencoding $line]
8099 $ctext insert end "$line\n" dresult
8100 } elseif {![string compare -length 3 " <" $line]} {
8101 set $currdiffsubmod ""
8102 set line [encoding convertfrom $diffencoding $line]
8103 $ctext insert end "$line\n" d0
8104 } elseif {$diffinhdr} {
8105 if {![string compare -length 12 "rename from " $line]} {
8106 set fname [string range $line [expr 6 + [string first " from " $line] ] end]
8107 if {[string index $fname 0] eq "\""} {
8108 set fname [lindex $fname 0]
8109 }
8110 set fname [encoding convertfrom $fname]
8111 set i [lsearch -exact $treediffs($ids) $fname]
8112 if {$i >= 0} {
8113 setinlist difffilestart $i $curdiffstart
8114 }
8115 } elseif {![string compare -length 10 $line "rename to "] ||
8116 ![string compare -length 8 $line "copy to "]} {
8117 set fname [string range $line [expr 4 + [string first " to " $line] ] end]
8118 if {[string index $fname 0] eq "\""} {
8119 set fname [lindex $fname 0]
8120 }
8121 makediffhdr $fname $ids
8122 } elseif {[string compare -length 3 $line "---"] == 0} {
8123 # do nothing
8124 return
8125 } elseif {[string compare -length 3 $line "+++"] == 0} {
8126 set diffinhdr 0
8127 return
8128 }
8129 $ctext insert end "$line\n" filesep
8130
8131 } else {
8132 set line [string map {\x1A ^Z} \
8133 [encoding convertfrom $diffencoding $line]]
8134 # parse the prefix - one ' ', '-' or '+' for each parent
8135 set prefix [string range $line 0 [expr {$diffnparents - 1}]]
8136 set tag [expr {$diffnparents > 1? "m": "d"}]
8137 set dowords [expr {$worddiff ne [mc "Line diff"] && $diffnparents == 1}]
8138 set words_pre_markup ""
8139 set words_post_markup ""
8140 if {[string trim $prefix " -+"] eq {}} {
8141 # prefix only has " ", "-" and "+" in it: normal diff line
8142 set num [string first "-" $prefix]
8143 if {$dowords} {
8144 set line [string range $line 1 end]
8145 }
8146 if {$num >= 0} {
8147 # removed line, first parent with line is $num
8148 if {$num >= $mergemax} {
8149 set num "max"
8150 }
8151 if {$dowords && $worddiff eq [mc "Markup words"]} {
8152 $ctext insert end "\[-$line-\]" $tag$num
8153 } else {
8154 $ctext insert end "$line" $tag$num
8155 }
8156 if {!$dowords} {
8157 $ctext insert end "\n" $tag$num
8158 }
8159 } else {
8160 set tags {}
8161 if {[string first "+" $prefix] >= 0} {
8162 # added line
8163 lappend tags ${tag}result
8164 if {$diffnparents > 1} {
8165 set num [string first " " $prefix]
8166 if {$num >= 0} {
8167 if {$num >= $mergemax} {
8168 set num "max"
8169 }
8170 lappend tags m$num
8171 }
8172 }
8173 set words_pre_markup "{+"
8174 set words_post_markup "+}"
8175 }
8176 if {$targetline ne {}} {
8177 if {$diffline == $targetline} {
8178 set diffseehere [$ctext index "end - 1 chars"]
8179 set targetline {}
8180 } else {
8181 incr diffline
8182 }
8183 }
8184 if {$dowords && $worddiff eq [mc "Markup words"]} {
8185 $ctext insert end "$words_pre_markup$line$words_post_markup" $tags
8186 } else {
8187 $ctext insert end "$line" $tags
8188 }
8189 if {!$dowords} {
8190 $ctext insert end "\n" $tags
8191 }
8192 }
8193 } elseif {$dowords && $prefix eq "~"} {
8194 $ctext insert end "\n" {}
8195 } else {
8196 # "\ No newline at end of file",
8197 # or something else we don't recognize
8198 $ctext insert end "$line\n" hunksep
8199 }
8200 }
8201}
8202
8203proc changediffdisp {} {
8204 global ctext diffelide
8205
8206 $ctext tag conf d0 -elide [lindex $diffelide 0]
8207 $ctext tag conf dresult -elide [lindex $diffelide 1]
8208}
8209
8210proc highlightfile {cline} {
8211 global cflist cflist_top
8212
8213 if {![info exists cflist_top]} return
8214
8215 $cflist tag remove highlight $cflist_top.0 "$cflist_top.0 lineend"
8216 $cflist tag add highlight $cline.0 "$cline.0 lineend"
8217 $cflist see $cline.0
8218 set cflist_top $cline
8219}
8220
8221proc highlightfile_for_scrollpos {topidx} {
8222 global cmitmode difffilestart
8223
8224 if {$cmitmode eq "tree"} return
8225 if {![info exists difffilestart]} return
8226
8227 set top [lindex [split $topidx .] 0]
8228 if {$difffilestart eq {} || $top < [lindex $difffilestart 0]} {
8229 highlightfile 0
8230 } else {
8231 highlightfile [expr {[bsearch $difffilestart $top] + 2}]
8232 }
8233}
8234
8235proc prevfile {} {
8236 global difffilestart ctext cmitmode
8237
8238 if {$cmitmode eq "tree"} return
8239 set prev 0.0
8240 set here [$ctext index @0,0]
8241 foreach loc $difffilestart {
8242 if {[$ctext compare $loc >= $here]} {
8243 $ctext yview $prev
8244 return
8245 }
8246 set prev $loc
8247 }
8248 $ctext yview $prev
8249}
8250
8251proc nextfile {} {
8252 global difffilestart ctext cmitmode
8253
8254 if {$cmitmode eq "tree"} return
8255 set here [$ctext index @0,0]
8256 foreach loc $difffilestart {
8257 if {[$ctext compare $loc > $here]} {
8258 $ctext yview $loc
8259 return
8260 }
8261 }
8262}
8263
8264proc clear_ctext {{first 1.0}} {
8265 global ctext smarktop smarkbot
8266 global ctext_file_names ctext_file_lines
8267 global pendinglinks
8268
8269 set l [lindex [split $first .] 0]
8270 if {![info exists smarktop] || [$ctext compare $first < $smarktop.0]} {
8271 set smarktop $l
8272 }
8273 if {![info exists smarkbot] || [$ctext compare $first < $smarkbot.0]} {
8274 set smarkbot $l
8275 }
8276 $ctext delete $first end
8277 if {$first eq "1.0"} {
8278 catch {unset pendinglinks}
8279 }
8280 set ctext_file_names {}
8281 set ctext_file_lines {}
8282}
8283
8284proc settabs {{firstab {}}} {
8285 global firsttabstop tabstop ctext have_tk85
8286
8287 if {$firstab ne {} && $have_tk85} {
8288 set firsttabstop $firstab
8289 }
8290 set w [font measure textfont "0"]
8291 if {$firsttabstop != 0} {
8292 $ctext conf -tabs [list [expr {($firsttabstop + $tabstop) * $w}] \
8293 [expr {($firsttabstop + 2 * $tabstop) * $w}]]
8294 } elseif {$have_tk85 || $tabstop != 8} {
8295 $ctext conf -tabs [expr {$tabstop * $w}]
8296 } else {
8297 $ctext conf -tabs {}
8298 }
8299}
8300
8301proc incrsearch {name ix op} {
8302 global ctext searchstring searchdirn
8303
8304 if {[catch {$ctext index anchor}]} {
8305 # no anchor set, use start of selection, or of visible area
8306 set sel [$ctext tag ranges sel]
8307 if {$sel ne {}} {
8308 $ctext mark set anchor [lindex $sel 0]
8309 } elseif {$searchdirn eq "-forwards"} {
8310 $ctext mark set anchor @0,0
8311 } else {
8312 $ctext mark set anchor @0,[winfo height $ctext]
8313 }
8314 }
8315 if {$searchstring ne {}} {
8316 set here [$ctext search -count mlen $searchdirn -- $searchstring anchor]
8317 if {$here ne {}} {
8318 $ctext see $here
8319 set mend "$here + $mlen c"
8320 $ctext tag remove sel 1.0 end
8321 $ctext tag add sel $here $mend
8322 suppress_highlighting_file_for_current_scrollpos
8323 highlightfile_for_scrollpos $here
8324 }
8325 }
8326 rehighlight_search_results
8327}
8328
8329proc dosearch {} {
8330 global sstring ctext searchstring searchdirn
8331
8332 focus $sstring
8333 $sstring icursor end
8334 set searchdirn -forwards
8335 if {$searchstring ne {}} {
8336 set sel [$ctext tag ranges sel]
8337 if {$sel ne {}} {
8338 set start "[lindex $sel 0] + 1c"
8339 } elseif {[catch {set start [$ctext index anchor]}]} {
8340 set start "@0,0"
8341 }
8342 set match [$ctext search -count mlen -- $searchstring $start]
8343 $ctext tag remove sel 1.0 end
8344 if {$match eq {}} {
8345 bell
8346 return
8347 }
8348 $ctext see $match
8349 suppress_highlighting_file_for_current_scrollpos
8350 highlightfile_for_scrollpos $match
8351 set mend "$match + $mlen c"
8352 $ctext tag add sel $match $mend
8353 $ctext mark unset anchor
8354 rehighlight_search_results
8355 }
8356}
8357
8358proc dosearchback {} {
8359 global sstring ctext searchstring searchdirn
8360
8361 focus $sstring
8362 $sstring icursor end
8363 set searchdirn -backwards
8364 if {$searchstring ne {}} {
8365 set sel [$ctext tag ranges sel]
8366 if {$sel ne {}} {
8367 set start [lindex $sel 0]
8368 } elseif {[catch {set start [$ctext index anchor]}]} {
8369 set start @0,[winfo height $ctext]
8370 }
8371 set match [$ctext search -backwards -count ml -- $searchstring $start]
8372 $ctext tag remove sel 1.0 end
8373 if {$match eq {}} {
8374 bell
8375 return
8376 }
8377 $ctext see $match
8378 suppress_highlighting_file_for_current_scrollpos
8379 highlightfile_for_scrollpos $match
8380 set mend "$match + $ml c"
8381 $ctext tag add sel $match $mend
8382 $ctext mark unset anchor
8383 rehighlight_search_results
8384 }
8385}
8386
8387proc rehighlight_search_results {} {
8388 global ctext searchstring
8389
8390 $ctext tag remove found 1.0 end
8391 $ctext tag remove currentsearchhit 1.0 end
8392
8393 if {$searchstring ne {}} {
8394 searchmarkvisible 1
8395 }
8396}
8397
8398proc searchmark {first last} {
8399 global ctext searchstring
8400
8401 set sel [$ctext tag ranges sel]
8402
8403 set mend $first.0
8404 while {1} {
8405 set match [$ctext search -count mlen -- $searchstring $mend $last.end]
8406 if {$match eq {}} break
8407 set mend "$match + $mlen c"
8408 if {$sel ne {} && [$ctext compare $match == [lindex $sel 0]]} {
8409 $ctext tag add currentsearchhit $match $mend
8410 } else {
8411 $ctext tag add found $match $mend
8412 }
8413 }
8414}
8415
8416proc searchmarkvisible {doall} {
8417 global ctext smarktop smarkbot
8418
8419 set topline [lindex [split [$ctext index @0,0] .] 0]
8420 set botline [lindex [split [$ctext index @0,[winfo height $ctext]] .] 0]
8421 if {$doall || $botline < $smarktop || $topline > $smarkbot} {
8422 # no overlap with previous
8423 searchmark $topline $botline
8424 set smarktop $topline
8425 set smarkbot $botline
8426 } else {
8427 if {$topline < $smarktop} {
8428 searchmark $topline [expr {$smarktop-1}]
8429 set smarktop $topline
8430 }
8431 if {$botline > $smarkbot} {
8432 searchmark [expr {$smarkbot+1}] $botline
8433 set smarkbot $botline
8434 }
8435 }
8436}
8437
8438proc suppress_highlighting_file_for_current_scrollpos {} {
8439 global ctext suppress_highlighting_file_for_this_scrollpos
8440
8441 set suppress_highlighting_file_for_this_scrollpos [$ctext index @0,0]
8442}
8443
8444proc scrolltext {f0 f1} {
8445 global searchstring cmitmode ctext
8446 global suppress_highlighting_file_for_this_scrollpos
8447
8448 set topidx [$ctext index @0,0]
8449 if {![info exists suppress_highlighting_file_for_this_scrollpos]
8450 || $topidx ne $suppress_highlighting_file_for_this_scrollpos} {
8451 highlightfile_for_scrollpos $topidx
8452 }
8453
8454 catch {unset suppress_highlighting_file_for_this_scrollpos}
8455
8456 .bleft.bottom.sb set $f0 $f1
8457 if {$searchstring ne {}} {
8458 searchmarkvisible 0
8459 }
8460}
8461
8462proc setcoords {} {
8463 global linespc charspc canvx0 canvy0
8464 global xspc1 xspc2 lthickness
8465
8466 set linespc [font metrics mainfont -linespace]
8467 set charspc [font measure mainfont "m"]
8468 set canvy0 [expr {int(3 + 0.5 * $linespc)}]
8469 set canvx0 [expr {int(3 + 0.5 * $linespc)}]
8470 set lthickness [expr {int($linespc / 9) + 1}]
8471 set xspc1(0) $linespc
8472 set xspc2 $linespc
8473}
8474
8475proc redisplay {} {
8476 global canv
8477 global selectedline
8478
8479 set ymax [lindex [$canv cget -scrollregion] 3]
8480 if {$ymax eq {} || $ymax == 0} return
8481 set span [$canv yview]
8482 clear_display
8483 setcanvscroll
8484 allcanvs yview moveto [lindex $span 0]
8485 drawvisible
8486 if {$selectedline ne {}} {
8487 selectline $selectedline 0
8488 allcanvs yview moveto [lindex $span 0]
8489 }
8490}
8491
8492proc parsefont {f n} {
8493 global fontattr
8494
8495 set fontattr($f,family) [lindex $n 0]
8496 set s [lindex $n 1]
8497 if {$s eq {} || $s == 0} {
8498 set s 10
8499 } elseif {$s < 0} {
8500 set s [expr {int(-$s / [winfo fpixels . 1p] + 0.5)}]
8501 }
8502 set fontattr($f,size) $s
8503 set fontattr($f,weight) normal
8504 set fontattr($f,slant) roman
8505 foreach style [lrange $n 2 end] {
8506 switch -- $style {
8507 "normal" -
8508 "bold" {set fontattr($f,weight) $style}
8509 "roman" -
8510 "italic" {set fontattr($f,slant) $style}
8511 }
8512 }
8513}
8514
8515proc fontflags {f {isbold 0}} {
8516 global fontattr
8517
8518 return [list -family $fontattr($f,family) -size $fontattr($f,size) \
8519 -weight [expr {$isbold? "bold": $fontattr($f,weight)}] \
8520 -slant $fontattr($f,slant)]
8521}
8522
8523proc fontname {f} {
8524 global fontattr
8525
8526 set n [list $fontattr($f,family) $fontattr($f,size)]
8527 if {$fontattr($f,weight) eq "bold"} {
8528 lappend n "bold"
8529 }
8530 if {$fontattr($f,slant) eq "italic"} {
8531 lappend n "italic"
8532 }
8533 return $n
8534}
8535
8536proc incrfont {inc} {
8537 global mainfont textfont ctext canv cflist showrefstop
8538 global stopped entries fontattr
8539
8540 unmarkmatches
8541 set s $fontattr(mainfont,size)
8542 incr s $inc
8543 if {$s < 1} {
8544 set s 1
8545 }
8546 set fontattr(mainfont,size) $s
8547 font config mainfont -size $s
8548 font config mainfontbold -size $s
8549 set mainfont [fontname mainfont]
8550 set s $fontattr(textfont,size)
8551 incr s $inc
8552 if {$s < 1} {
8553 set s 1
8554 }
8555 set fontattr(textfont,size) $s
8556 font config textfont -size $s
8557 font config textfontbold -size $s
8558 set textfont [fontname textfont]
8559 setcoords
8560 settabs
8561 redisplay
8562}
8563
8564proc clearsha1 {} {
8565 global sha1entry sha1string
8566 if {[string length $sha1string] == 40} {
8567 $sha1entry delete 0 end
8568 }
8569}
8570
8571proc sha1change {n1 n2 op} {
8572 global sha1string currentid sha1but
8573 if {$sha1string == {}
8574 || ([info exists currentid] && $sha1string == $currentid)} {
8575 set state disabled
8576 } else {
8577 set state normal
8578 }
8579 if {[$sha1but cget -state] == $state} return
8580 if {$state == "normal"} {
8581 $sha1but conf -state normal -relief raised -text "[mc "Goto:"] "
8582 } else {
8583 $sha1but conf -state disabled -relief flat -text "[mc "SHA1 ID:"] "
8584 }
8585}
8586
8587proc gotocommit {} {
8588 global sha1string tagids headids curview varcid
8589
8590 if {$sha1string == {}
8591 || ([info exists currentid] && $sha1string == $currentid)} return
8592 if {[info exists tagids($sha1string)]} {
8593 set id $tagids($sha1string)
8594 } elseif {[info exists headids($sha1string)]} {
8595 set id $headids($sha1string)
8596 } else {
8597 set id [string tolower $sha1string]
8598 if {[regexp {^[0-9a-f]{4,39}$} $id]} {
8599 set matches [longid $id]
8600 if {$matches ne {}} {
8601 if {[llength $matches] > 1} {
8602 error_popup [mc "Short SHA1 id %s is ambiguous" $id]
8603 return
8604 }
8605 set id [lindex $matches 0]
8606 }
8607 } else {
8608 if {[catch {set id [exec git rev-parse --verify $sha1string]}]} {
8609 error_popup [mc "Revision %s is not known" $sha1string]
8610 return
8611 }
8612 }
8613 }
8614 if {[commitinview $id $curview]} {
8615 selectline [rowofcommit $id] 1
8616 return
8617 }
8618 if {[regexp {^[0-9a-fA-F]{4,}$} $sha1string]} {
8619 set msg [mc "SHA1 id %s is not known" $sha1string]
8620 } else {
8621 set msg [mc "Revision %s is not in the current view" $sha1string]
8622 }
8623 error_popup $msg
8624}
8625
8626proc lineenter {x y id} {
8627 global hoverx hovery hoverid hovertimer
8628 global commitinfo canv
8629
8630 if {![info exists commitinfo($id)] && ![getcommit $id]} return
8631 set hoverx $x
8632 set hovery $y
8633 set hoverid $id
8634 if {[info exists hovertimer]} {
8635 after cancel $hovertimer
8636 }
8637 set hovertimer [after 500 linehover]
8638 $canv delete hover
8639}
8640
8641proc linemotion {x y id} {
8642 global hoverx hovery hoverid hovertimer
8643
8644 if {[info exists hoverid] && $id == $hoverid} {
8645 set hoverx $x
8646 set hovery $y
8647 if {[info exists hovertimer]} {
8648 after cancel $hovertimer
8649 }
8650 set hovertimer [after 500 linehover]
8651 }
8652}
8653
8654proc lineleave {id} {
8655 global hoverid hovertimer canv
8656
8657 if {[info exists hoverid] && $id == $hoverid} {
8658 $canv delete hover
8659 if {[info exists hovertimer]} {
8660 after cancel $hovertimer
8661 unset hovertimer
8662 }
8663 unset hoverid
8664 }
8665}
8666
8667proc linehover {} {
8668 global hoverx hovery hoverid hovertimer
8669 global canv linespc lthickness
8670 global linehoverbgcolor linehoverfgcolor linehoveroutlinecolor
8671
8672 global commitinfo
8673
8674 set text [lindex $commitinfo($hoverid) 0]
8675 set ymax [lindex [$canv cget -scrollregion] 3]
8676 if {$ymax == {}} return
8677 set yfrac [lindex [$canv yview] 0]
8678 set x [expr {$hoverx + 2 * $linespc}]
8679 set y [expr {$hovery + $yfrac * $ymax - $linespc / 2}]
8680 set x0 [expr {$x - 2 * $lthickness}]
8681 set y0 [expr {$y - 2 * $lthickness}]
8682 set x1 [expr {$x + [font measure mainfont $text] + 2 * $lthickness}]
8683 set y1 [expr {$y + $linespc + 2 * $lthickness}]
8684 set t [$canv create rectangle $x0 $y0 $x1 $y1 \
8685 -fill $linehoverbgcolor -outline $linehoveroutlinecolor \
8686 -width 1 -tags hover]
8687 $canv raise $t
8688 set t [$canv create text $x $y -anchor nw -text $text -tags hover \
8689 -font mainfont -fill $linehoverfgcolor]
8690 $canv raise $t
8691}
8692
8693proc clickisonarrow {id y} {
8694 global lthickness
8695
8696 set ranges [rowranges $id]
8697 set thresh [expr {2 * $lthickness + 6}]
8698 set n [expr {[llength $ranges] - 1}]
8699 for {set i 1} {$i < $n} {incr i} {
8700 set row [lindex $ranges $i]
8701 if {abs([yc $row] - $y) < $thresh} {
8702 return $i
8703 }
8704 }
8705 return {}
8706}
8707
8708proc arrowjump {id n y} {
8709 global canv
8710
8711 # 1 <-> 2, 3 <-> 4, etc...
8712 set n [expr {(($n - 1) ^ 1) + 1}]
8713 set row [lindex [rowranges $id] $n]
8714 set yt [yc $row]
8715 set ymax [lindex [$canv cget -scrollregion] 3]
8716 if {$ymax eq {} || $ymax <= 0} return
8717 set view [$canv yview]
8718 set yspan [expr {[lindex $view 1] - [lindex $view 0]}]
8719 set yfrac [expr {$yt / $ymax - $yspan / 2}]
8720 if {$yfrac < 0} {
8721 set yfrac 0
8722 }
8723 allcanvs yview moveto $yfrac
8724}
8725
8726proc lineclick {x y id isnew} {
8727 global ctext commitinfo children canv thickerline curview
8728
8729 if {![info exists commitinfo($id)] && ![getcommit $id]} return
8730 unmarkmatches
8731 unselectline
8732 normalline
8733 $canv delete hover
8734 # draw this line thicker than normal
8735 set thickerline $id
8736 drawlines $id
8737 if {$isnew} {
8738 set ymax [lindex [$canv cget -scrollregion] 3]
8739 if {$ymax eq {}} return
8740 set yfrac [lindex [$canv yview] 0]
8741 set y [expr {$y + $yfrac * $ymax}]
8742 }
8743 set dirn [clickisonarrow $id $y]
8744 if {$dirn ne {}} {
8745 arrowjump $id $dirn $y
8746 return
8747 }
8748
8749 if {$isnew} {
8750 addtohistory [list lineclick $x $y $id 0] savectextpos
8751 }
8752 # fill the details pane with info about this line
8753 $ctext conf -state normal
8754 clear_ctext
8755 settabs 0
8756 $ctext insert end "[mc "Parent"]:\t"
8757 $ctext insert end $id link0
8758 setlink $id link0
8759 set info $commitinfo($id)
8760 $ctext insert end "\n\t[lindex $info 0]\n"
8761 $ctext insert end "\t[mc "Author"]:\t[lindex $info 1]\n"
8762 set date [formatdate [lindex $info 2]]
8763 $ctext insert end "\t[mc "Date"]:\t$date\n"
8764 set kids $children($curview,$id)
8765 if {$kids ne {}} {
8766 $ctext insert end "\n[mc "Children"]:"
8767 set i 0
8768 foreach child $kids {
8769 incr i
8770 if {![info exists commitinfo($child)] && ![getcommit $child]} continue
8771 set info $commitinfo($child)
8772 $ctext insert end "\n\t"
8773 $ctext insert end $child link$i
8774 setlink $child link$i
8775 $ctext insert end "\n\t[lindex $info 0]"
8776 $ctext insert end "\n\t[mc "Author"]:\t[lindex $info 1]"
8777 set date [formatdate [lindex $info 2]]
8778 $ctext insert end "\n\t[mc "Date"]:\t$date\n"
8779 }
8780 }
8781 maybe_scroll_ctext 1
8782 $ctext conf -state disabled
8783 init_flist {}
8784}
8785
8786proc normalline {} {
8787 global thickerline
8788 if {[info exists thickerline]} {
8789 set id $thickerline
8790 unset thickerline
8791 drawlines $id
8792 }
8793}
8794
8795proc selbyid {id {isnew 1}} {
8796 global curview
8797 if {[commitinview $id $curview]} {
8798 selectline [rowofcommit $id] $isnew
8799 }
8800}
8801
8802proc mstime {} {
8803 global startmstime
8804 if {![info exists startmstime]} {
8805 set startmstime [clock clicks -milliseconds]
8806 }
8807 return [format "%.3f" [expr {([clock click -milliseconds] - $startmstime) / 1000.0}]]
8808}
8809
8810proc rowmenu {x y id} {
8811 global rowctxmenu selectedline rowmenuid curview
8812 global nullid nullid2 fakerowmenu mainhead markedid
8813
8814 stopfinding
8815 set rowmenuid $id
8816 if {$selectedline eq {} || [rowofcommit $id] eq $selectedline} {
8817 set state disabled
8818 } else {
8819 set state normal
8820 }
8821 if {[info exists markedid] && $markedid ne $id} {
8822 set mstate normal
8823 } else {
8824 set mstate disabled
8825 }
8826 if {$id ne $nullid && $id ne $nullid2} {
8827 set menu $rowctxmenu
8828 if {$mainhead ne {}} {
8829 $menu entryconfigure 7 -label [mc "Reset %s branch to here" $mainhead] -state normal
8830 } else {
8831 $menu entryconfigure 7 -label [mc "Detached head: can't reset" $mainhead] -state disabled
8832 }
8833 $menu entryconfigure 9 -state $mstate
8834 $menu entryconfigure 10 -state $mstate
8835 $menu entryconfigure 11 -state $mstate
8836 } else {
8837 set menu $fakerowmenu
8838 }
8839 $menu entryconfigure [mca "Diff this -> selected"] -state $state
8840 $menu entryconfigure [mca "Diff selected -> this"] -state $state
8841 $menu entryconfigure [mca "Make patch"] -state $state
8842 $menu entryconfigure [mca "Diff this -> marked commit"] -state $mstate
8843 $menu entryconfigure [mca "Diff marked commit -> this"] -state $mstate
8844 tk_popup $menu $x $y
8845}
8846
8847proc markhere {} {
8848 global rowmenuid markedid canv
8849
8850 set markedid $rowmenuid
8851 make_idmark $markedid
8852}
8853
8854proc gotomark {} {
8855 global markedid
8856
8857 if {[info exists markedid]} {
8858 selbyid $markedid
8859 }
8860}
8861
8862proc replace_by_kids {l r} {
8863 global curview children
8864
8865 set id [commitonrow $r]
8866 set l [lreplace $l 0 0]
8867 foreach kid $children($curview,$id) {
8868 lappend l [rowofcommit $kid]
8869 }
8870 return [lsort -integer -decreasing -unique $l]
8871}
8872
8873proc find_common_desc {} {
8874 global markedid rowmenuid curview children
8875
8876 if {![info exists markedid]} return
8877 if {![commitinview $markedid $curview] ||
8878 ![commitinview $rowmenuid $curview]} return
8879 #set t1 [clock clicks -milliseconds]
8880 set l1 [list [rowofcommit $markedid]]
8881 set l2 [list [rowofcommit $rowmenuid]]
8882 while 1 {
8883 set r1 [lindex $l1 0]
8884 set r2 [lindex $l2 0]
8885 if {$r1 eq {} || $r2 eq {}} break
8886 if {$r1 == $r2} {
8887 selectline $r1 1
8888 break
8889 }
8890 if {$r1 > $r2} {
8891 set l1 [replace_by_kids $l1 $r1]
8892 } else {
8893 set l2 [replace_by_kids $l2 $r2]
8894 }
8895 }
8896 #set t2 [clock clicks -milliseconds]
8897 #puts "took [expr {$t2-$t1}]ms"
8898}
8899
8900proc compare_commits {} {
8901 global markedid rowmenuid curview children
8902
8903 if {![info exists markedid]} return
8904 if {![commitinview $markedid $curview]} return
8905 addtohistory [list do_cmp_commits $markedid $rowmenuid]
8906 do_cmp_commits $markedid $rowmenuid
8907}
8908
8909proc getpatchid {id} {
8910 global patchids
8911
8912 if {![info exists patchids($id)]} {
8913 set cmd [diffcmd [list $id] {-p --root}]
8914 # trim off the initial "|"
8915 set cmd [lrange $cmd 1 end]
8916 if {[catch {
8917 set x [eval exec $cmd | git patch-id]
8918 set patchids($id) [lindex $x 0]
8919 }]} {
8920 set patchids($id) "error"
8921 }
8922 }
8923 return $patchids($id)
8924}
8925
8926proc do_cmp_commits {a b} {
8927 global ctext curview parents children patchids commitinfo
8928
8929 $ctext conf -state normal
8930 clear_ctext
8931 init_flist {}
8932 for {set i 0} {$i < 100} {incr i} {
8933 set skipa 0
8934 set skipb 0
8935 if {[llength $parents($curview,$a)] > 1} {
8936 appendshortlink $a [mc "Skipping merge commit "] "\n"
8937 set skipa 1
8938 } else {
8939 set patcha [getpatchid $a]
8940 }
8941 if {[llength $parents($curview,$b)] > 1} {
8942 appendshortlink $b [mc "Skipping merge commit "] "\n"
8943 set skipb 1
8944 } else {
8945 set patchb [getpatchid $b]
8946 }
8947 if {!$skipa && !$skipb} {
8948 set heada [lindex $commitinfo($a) 0]
8949 set headb [lindex $commitinfo($b) 0]
8950 if {$patcha eq "error"} {
8951 appendshortlink $a [mc "Error getting patch ID for "] \
8952 [mc " - stopping\n"]
8953 break
8954 }
8955 if {$patchb eq "error"} {
8956 appendshortlink $b [mc "Error getting patch ID for "] \
8957 [mc " - stopping\n"]
8958 break
8959 }
8960 if {$patcha eq $patchb} {
8961 if {$heada eq $headb} {
8962 appendshortlink $a [mc "Commit "]
8963 appendshortlink $b " == " " $heada\n"
8964 } else {
8965 appendshortlink $a [mc "Commit "] " $heada\n"
8966 appendshortlink $b [mc " is the same patch as\n "] \
8967 " $headb\n"
8968 }
8969 set skipa 1
8970 set skipb 1
8971 } else {
8972 $ctext insert end "\n"
8973 appendshortlink $a [mc "Commit "] " $heada\n"
8974 appendshortlink $b [mc " differs from\n "] \
8975 " $headb\n"
8976 $ctext insert end [mc "Diff of commits:\n\n"]
8977 $ctext conf -state disabled
8978 update
8979 diffcommits $a $b
8980 return
8981 }
8982 }
8983 if {$skipa} {
8984 set kids [real_children $curview,$a]
8985 if {[llength $kids] != 1} {
8986 $ctext insert end "\n"
8987 appendshortlink $a [mc "Commit "] \
8988 [mc " has %s children - stopping\n" [llength $kids]]
8989 break
8990 }
8991 set a [lindex $kids 0]
8992 }
8993 if {$skipb} {
8994 set kids [real_children $curview,$b]
8995 if {[llength $kids] != 1} {
8996 appendshortlink $b [mc "Commit "] \
8997 [mc " has %s children - stopping\n" [llength $kids]]
8998 break
8999 }
9000 set b [lindex $kids 0]
9001 }
9002 }
9003 $ctext conf -state disabled
9004}
9005
9006proc diffcommits {a b} {
9007 global diffcontext diffids blobdifffd diffinhdr currdiffsubmod
9008
9009 set tmpdir [gitknewtmpdir]
9010 set fna [file join $tmpdir "commit-[string range $a 0 7]"]
9011 set fnb [file join $tmpdir "commit-[string range $b 0 7]"]
9012 if {[catch {
9013 exec git diff-tree -p --pretty $a >$fna
9014 exec git diff-tree -p --pretty $b >$fnb
9015 } err]} {
9016 error_popup [mc "Error writing commit to file: %s" $err]
9017 return
9018 }
9019 if {[catch {
9020 set fd [open "| diff -U$diffcontext $fna $fnb" r]
9021 } err]} {
9022 error_popup [mc "Error diffing commits: %s" $err]
9023 return
9024 }
9025 set diffids [list commits $a $b]
9026 set blobdifffd($diffids) $fd
9027 set diffinhdr 0
9028 set currdiffsubmod ""
9029 filerun $fd [list getblobdiffline $fd $diffids]
9030}
9031
9032proc diffvssel {dirn} {
9033 global rowmenuid selectedline
9034
9035 if {$selectedline eq {}} return
9036 if {$dirn} {
9037 set oldid [commitonrow $selectedline]
9038 set newid $rowmenuid
9039 } else {
9040 set oldid $rowmenuid
9041 set newid [commitonrow $selectedline]
9042 }
9043 addtohistory [list doseldiff $oldid $newid] savectextpos
9044 doseldiff $oldid $newid
9045}
9046
9047proc diffvsmark {dirn} {
9048 global rowmenuid markedid
9049
9050 if {![info exists markedid]} return
9051 if {$dirn} {
9052 set oldid $markedid
9053 set newid $rowmenuid
9054 } else {
9055 set oldid $rowmenuid
9056 set newid $markedid
9057 }
9058 addtohistory [list doseldiff $oldid $newid] savectextpos
9059 doseldiff $oldid $newid
9060}
9061
9062proc doseldiff {oldid newid} {
9063 global ctext
9064 global commitinfo
9065
9066 $ctext conf -state normal
9067 clear_ctext
9068 init_flist [mc "Top"]
9069 $ctext insert end "[mc "From"] "
9070 $ctext insert end $oldid link0
9071 setlink $oldid link0
9072 $ctext insert end "\n "
9073 $ctext insert end [lindex $commitinfo($oldid) 0]
9074 $ctext insert end "\n\n[mc "To"] "
9075 $ctext insert end $newid link1
9076 setlink $newid link1
9077 $ctext insert end "\n "
9078 $ctext insert end [lindex $commitinfo($newid) 0]
9079 $ctext insert end "\n"
9080 $ctext conf -state disabled
9081 $ctext tag remove found 1.0 end
9082 startdiff [list $oldid $newid]
9083}
9084
9085proc mkpatch {} {
9086 global rowmenuid currentid commitinfo patchtop patchnum NS
9087
9088 if {![info exists currentid]} return
9089 set oldid $currentid
9090 set oldhead [lindex $commitinfo($oldid) 0]
9091 set newid $rowmenuid
9092 set newhead [lindex $commitinfo($newid) 0]
9093 set top .patch
9094 set patchtop $top
9095 catch {destroy $top}
9096 ttk_toplevel $top
9097 make_transient $top .
9098 ${NS}::label $top.title -text [mc "Generate patch"]
9099 grid $top.title - -pady 10
9100 ${NS}::label $top.from -text [mc "From:"]
9101 ${NS}::entry $top.fromsha1 -width 40
9102 $top.fromsha1 insert 0 $oldid
9103 $top.fromsha1 conf -state readonly
9104 grid $top.from $top.fromsha1 -sticky w
9105 ${NS}::entry $top.fromhead -width 60
9106 $top.fromhead insert 0 $oldhead
9107 $top.fromhead conf -state readonly
9108 grid x $top.fromhead -sticky w
9109 ${NS}::label $top.to -text [mc "To:"]
9110 ${NS}::entry $top.tosha1 -width 40
9111 $top.tosha1 insert 0 $newid
9112 $top.tosha1 conf -state readonly
9113 grid $top.to $top.tosha1 -sticky w
9114 ${NS}::entry $top.tohead -width 60
9115 $top.tohead insert 0 $newhead
9116 $top.tohead conf -state readonly
9117 grid x $top.tohead -sticky w
9118 ${NS}::button $top.rev -text [mc "Reverse"] -command mkpatchrev
9119 grid $top.rev x -pady 10 -padx 5
9120 ${NS}::label $top.flab -text [mc "Output file:"]
9121 ${NS}::entry $top.fname -width 60
9122 $top.fname insert 0 [file normalize "patch$patchnum.patch"]
9123 incr patchnum
9124 grid $top.flab $top.fname -sticky w
9125 ${NS}::frame $top.buts
9126 ${NS}::button $top.buts.gen -text [mc "Generate"] -command mkpatchgo
9127 ${NS}::button $top.buts.can -text [mc "Cancel"] -command mkpatchcan
9128 bind $top <Key-Return> mkpatchgo
9129 bind $top <Key-Escape> mkpatchcan
9130 grid $top.buts.gen $top.buts.can
9131 grid columnconfigure $top.buts 0 -weight 1 -uniform a
9132 grid columnconfigure $top.buts 1 -weight 1 -uniform a
9133 grid $top.buts - -pady 10 -sticky ew
9134 focus $top.fname
9135}
9136
9137proc mkpatchrev {} {
9138 global patchtop
9139
9140 set oldid [$patchtop.fromsha1 get]
9141 set oldhead [$patchtop.fromhead get]
9142 set newid [$patchtop.tosha1 get]
9143 set newhead [$patchtop.tohead get]
9144 foreach e [list fromsha1 fromhead tosha1 tohead] \
9145 v [list $newid $newhead $oldid $oldhead] {
9146 $patchtop.$e conf -state normal
9147 $patchtop.$e delete 0 end
9148 $patchtop.$e insert 0 $v
9149 $patchtop.$e conf -state readonly
9150 }
9151}
9152
9153proc mkpatchgo {} {
9154 global patchtop nullid nullid2
9155
9156 set oldid [$patchtop.fromsha1 get]
9157 set newid [$patchtop.tosha1 get]
9158 set fname [$patchtop.fname get]
9159 set cmd [diffcmd [list $oldid $newid] -p]
9160 # trim off the initial "|"
9161 set cmd [lrange $cmd 1 end]
9162 lappend cmd >$fname &
9163 if {[catch {eval exec $cmd} err]} {
9164 error_popup "[mc "Error creating patch:"] $err" $patchtop
9165 }
9166 catch {destroy $patchtop}
9167 unset patchtop
9168}
9169
9170proc mkpatchcan {} {
9171 global patchtop
9172
9173 catch {destroy $patchtop}
9174 unset patchtop
9175}
9176
9177proc mktag {} {
9178 global rowmenuid mktagtop commitinfo NS
9179
9180 set top .maketag
9181 set mktagtop $top
9182 catch {destroy $top}
9183 ttk_toplevel $top
9184 make_transient $top .
9185 ${NS}::label $top.title -text [mc "Create tag"]
9186 grid $top.title - -pady 10
9187 ${NS}::label $top.id -text [mc "ID:"]
9188 ${NS}::entry $top.sha1 -width 40
9189 $top.sha1 insert 0 $rowmenuid
9190 $top.sha1 conf -state readonly
9191 grid $top.id $top.sha1 -sticky w
9192 ${NS}::entry $top.head -width 60
9193 $top.head insert 0 [lindex $commitinfo($rowmenuid) 0]
9194 $top.head conf -state readonly
9195 grid x $top.head -sticky w
9196 ${NS}::label $top.tlab -text [mc "Tag name:"]
9197 ${NS}::entry $top.tag -width 60
9198 grid $top.tlab $top.tag -sticky w
9199 ${NS}::label $top.op -text [mc "Tag message is optional"]
9200 grid $top.op -columnspan 2 -sticky we
9201 ${NS}::label $top.mlab -text [mc "Tag message:"]
9202 ${NS}::entry $top.msg -width 60
9203 grid $top.mlab $top.msg -sticky w
9204 ${NS}::frame $top.buts
9205 ${NS}::button $top.buts.gen -text [mc "Create"] -command mktaggo
9206 ${NS}::button $top.buts.can -text [mc "Cancel"] -command mktagcan
9207 bind $top <Key-Return> mktaggo
9208 bind $top <Key-Escape> mktagcan
9209 grid $top.buts.gen $top.buts.can
9210 grid columnconfigure $top.buts 0 -weight 1 -uniform a
9211 grid columnconfigure $top.buts 1 -weight 1 -uniform a
9212 grid $top.buts - -pady 10 -sticky ew
9213 focus $top.tag
9214}
9215
9216proc domktag {} {
9217 global mktagtop env tagids idtags
9218
9219 set id [$mktagtop.sha1 get]
9220 set tag [$mktagtop.tag get]
9221 set msg [$mktagtop.msg get]
9222 if {$tag == {}} {
9223 error_popup [mc "No tag name specified"] $mktagtop
9224 return 0
9225 }
9226 if {[info exists tagids($tag)]} {
9227 error_popup [mc "Tag \"%s\" already exists" $tag] $mktagtop
9228 return 0
9229 }
9230 if {[catch {
9231 if {$msg != {}} {
9232 exec git tag -a -m $msg $tag $id
9233 } else {
9234 exec git tag $tag $id
9235 }
9236 } err]} {
9237 error_popup "[mc "Error creating tag:"] $err" $mktagtop
9238 return 0
9239 }
9240
9241 set tagids($tag) $id
9242 lappend idtags($id) $tag
9243 redrawtags $id
9244 addedtag $id
9245 dispneartags 0
9246 run refill_reflist
9247 return 1
9248}
9249
9250proc redrawtags {id} {
9251 global canv linehtag idpos currentid curview cmitlisted markedid
9252 global canvxmax iddrawn circleitem mainheadid circlecolors
9253 global mainheadcirclecolor
9254
9255 if {![commitinview $id $curview]} return
9256 if {![info exists iddrawn($id)]} return
9257 set row [rowofcommit $id]
9258 if {$id eq $mainheadid} {
9259 set ofill $mainheadcirclecolor
9260 } else {
9261 set ofill [lindex $circlecolors $cmitlisted($curview,$id)]
9262 }
9263 $canv itemconf $circleitem($row) -fill $ofill
9264 $canv delete tag.$id
9265 set xt [eval drawtags $id $idpos($id)]
9266 $canv coords $linehtag($id) $xt [lindex $idpos($id) 2]
9267 set text [$canv itemcget $linehtag($id) -text]
9268 set font [$canv itemcget $linehtag($id) -font]
9269 set xr [expr {$xt + [font measure $font $text]}]
9270 if {$xr > $canvxmax} {
9271 set canvxmax $xr
9272 setcanvscroll
9273 }
9274 if {[info exists currentid] && $currentid == $id} {
9275 make_secsel $id
9276 }
9277 if {[info exists markedid] && $markedid eq $id} {
9278 make_idmark $id
9279 }
9280}
9281
9282proc mktagcan {} {
9283 global mktagtop
9284
9285 catch {destroy $mktagtop}
9286 unset mktagtop
9287}
9288
9289proc mktaggo {} {
9290 if {![domktag]} return
9291 mktagcan
9292}
9293
9294proc writecommit {} {
9295 global rowmenuid wrcomtop commitinfo wrcomcmd NS
9296
9297 set top .writecommit
9298 set wrcomtop $top
9299 catch {destroy $top}
9300 ttk_toplevel $top
9301 make_transient $top .
9302 ${NS}::label $top.title -text [mc "Write commit to file"]
9303 grid $top.title - -pady 10
9304 ${NS}::label $top.id -text [mc "ID:"]
9305 ${NS}::entry $top.sha1 -width 40
9306 $top.sha1 insert 0 $rowmenuid
9307 $top.sha1 conf -state readonly
9308 grid $top.id $top.sha1 -sticky w
9309 ${NS}::entry $top.head -width 60
9310 $top.head insert 0 [lindex $commitinfo($rowmenuid) 0]
9311 $top.head conf -state readonly
9312 grid x $top.head -sticky w
9313 ${NS}::label $top.clab -text [mc "Command:"]
9314 ${NS}::entry $top.cmd -width 60 -textvariable wrcomcmd
9315 grid $top.clab $top.cmd -sticky w -pady 10
9316 ${NS}::label $top.flab -text [mc "Output file:"]
9317 ${NS}::entry $top.fname -width 60
9318 $top.fname insert 0 [file normalize "commit-[string range $rowmenuid 0 6]"]
9319 grid $top.flab $top.fname -sticky w
9320 ${NS}::frame $top.buts
9321 ${NS}::button $top.buts.gen -text [mc "Write"] -command wrcomgo
9322 ${NS}::button $top.buts.can -text [mc "Cancel"] -command wrcomcan
9323 bind $top <Key-Return> wrcomgo
9324 bind $top <Key-Escape> wrcomcan
9325 grid $top.buts.gen $top.buts.can
9326 grid columnconfigure $top.buts 0 -weight 1 -uniform a
9327 grid columnconfigure $top.buts 1 -weight 1 -uniform a
9328 grid $top.buts - -pady 10 -sticky ew
9329 focus $top.fname
9330}
9331
9332proc wrcomgo {} {
9333 global wrcomtop
9334
9335 set id [$wrcomtop.sha1 get]
9336 set cmd "echo $id | [$wrcomtop.cmd get]"
9337 set fname [$wrcomtop.fname get]
9338 if {[catch {exec sh -c $cmd >$fname &} err]} {
9339 error_popup "[mc "Error writing commit:"] $err" $wrcomtop
9340 }
9341 catch {destroy $wrcomtop}
9342 unset wrcomtop
9343}
9344
9345proc wrcomcan {} {
9346 global wrcomtop
9347
9348 catch {destroy $wrcomtop}
9349 unset wrcomtop
9350}
9351
9352proc mkbranch {} {
9353 global rowmenuid mkbrtop NS
9354
9355 set top .makebranch
9356 catch {destroy $top}
9357 ttk_toplevel $top
9358 make_transient $top .
9359 ${NS}::label $top.title -text [mc "Create new branch"]
9360 grid $top.title - -pady 10
9361 ${NS}::label $top.id -text [mc "ID:"]
9362 ${NS}::entry $top.sha1 -width 40
9363 $top.sha1 insert 0 $rowmenuid
9364 $top.sha1 conf -state readonly
9365 grid $top.id $top.sha1 -sticky w
9366 ${NS}::label $top.nlab -text [mc "Name:"]
9367 ${NS}::entry $top.name -width 40
9368 grid $top.nlab $top.name -sticky w
9369 ${NS}::frame $top.buts
9370 ${NS}::button $top.buts.go -text [mc "Create"] -command [list mkbrgo $top]
9371 ${NS}::button $top.buts.can -text [mc "Cancel"] -command "catch {destroy $top}"
9372 bind $top <Key-Return> [list mkbrgo $top]
9373 bind $top <Key-Escape> "catch {destroy $top}"
9374 grid $top.buts.go $top.buts.can
9375 grid columnconfigure $top.buts 0 -weight 1 -uniform a
9376 grid columnconfigure $top.buts 1 -weight 1 -uniform a
9377 grid $top.buts - -pady 10 -sticky ew
9378 focus $top.name
9379}
9380
9381proc mkbrgo {top} {
9382 global headids idheads
9383
9384 set name [$top.name get]
9385 set id [$top.sha1 get]
9386 set cmdargs {}
9387 set old_id {}
9388 if {$name eq {}} {
9389 error_popup [mc "Please specify a name for the new branch"] $top
9390 return
9391 }
9392 if {[info exists headids($name)]} {
9393 if {![confirm_popup [mc \
9394 "Branch '%s' already exists. Overwrite?" $name] $top]} {
9395 return
9396 }
9397 set old_id $headids($name)
9398 lappend cmdargs -f
9399 }
9400 catch {destroy $top}
9401 lappend cmdargs $name $id
9402 nowbusy newbranch
9403 update
9404 if {[catch {
9405 eval exec git branch $cmdargs
9406 } err]} {
9407 notbusy newbranch
9408 error_popup $err
9409 } else {
9410 notbusy newbranch
9411 if {$old_id ne {}} {
9412 movehead $id $name
9413 movedhead $id $name
9414 redrawtags $old_id
9415 redrawtags $id
9416 } else {
9417 set headids($name) $id
9418 lappend idheads($id) $name
9419 addedhead $id $name
9420 redrawtags $id
9421 }
9422 dispneartags 0
9423 run refill_reflist
9424 }
9425}
9426
9427proc exec_citool {tool_args {baseid {}}} {
9428 global commitinfo env
9429
9430 set save_env [array get env GIT_AUTHOR_*]
9431
9432 if {$baseid ne {}} {
9433 if {![info exists commitinfo($baseid)]} {
9434 getcommit $baseid
9435 }
9436 set author [lindex $commitinfo($baseid) 1]
9437 set date [lindex $commitinfo($baseid) 2]
9438 if {[regexp {^\s*(\S.*\S|\S)\s*<(.*)>\s*$} \
9439 $author author name email]
9440 && $date ne {}} {
9441 set env(GIT_AUTHOR_NAME) $name
9442 set env(GIT_AUTHOR_EMAIL) $email
9443 set env(GIT_AUTHOR_DATE) $date
9444 }
9445 }
9446
9447 eval exec git citool $tool_args &
9448
9449 array unset env GIT_AUTHOR_*
9450 array set env $save_env
9451}
9452
9453proc cherrypick {} {
9454 global rowmenuid curview
9455 global mainhead mainheadid
9456 global gitdir
9457
9458 set oldhead [exec git rev-parse HEAD]
9459 set dheads [descheads $rowmenuid]
9460 if {$dheads ne {} && [lsearch -exact $dheads $oldhead] >= 0} {
9461 set ok [confirm_popup [mc "Commit %s is already\
9462 included in branch %s -- really re-apply it?" \
9463 [string range $rowmenuid 0 7] $mainhead]]
9464 if {!$ok} return
9465 }
9466 nowbusy cherrypick [mc "Cherry-picking"]
9467 update
9468 # Unfortunately git-cherry-pick writes stuff to stderr even when
9469 # no error occurs, and exec takes that as an indication of error...
9470 if {[catch {exec sh -c "git cherry-pick -r $rowmenuid 2>&1"} err]} {
9471 notbusy cherrypick
9472 if {[regexp -line \
9473 {Entry '(.*)' (would be overwritten by merge|not uptodate)} \
9474 $err msg fname]} {
9475 error_popup [mc "Cherry-pick failed because of local changes\
9476 to file '%s'.\nPlease commit, reset or stash\
9477 your changes and try again." $fname]
9478 } elseif {[regexp -line \
9479 {^(CONFLICT \(.*\):|Automatic cherry-pick failed|error: could not apply)} \
9480 $err]} {
9481 if {[confirm_popup [mc "Cherry-pick failed because of merge\
9482 conflict.\nDo you wish to run git citool to\
9483 resolve it?"]]} {
9484 # Force citool to read MERGE_MSG
9485 file delete [file join $gitdir "GITGUI_MSG"]
9486 exec_citool {} $rowmenuid
9487 }
9488 } else {
9489 error_popup $err
9490 }
9491 run updatecommits
9492 return
9493 }
9494 set newhead [exec git rev-parse HEAD]
9495 if {$newhead eq $oldhead} {
9496 notbusy cherrypick
9497 error_popup [mc "No changes committed"]
9498 return
9499 }
9500 addnewchild $newhead $oldhead
9501 if {[commitinview $oldhead $curview]} {
9502 # XXX this isn't right if we have a path limit...
9503 insertrow $newhead $oldhead $curview
9504 if {$mainhead ne {}} {
9505 movehead $newhead $mainhead
9506 movedhead $newhead $mainhead
9507 }
9508 set mainheadid $newhead
9509 redrawtags $oldhead
9510 redrawtags $newhead
9511 selbyid $newhead
9512 }
9513 notbusy cherrypick
9514}
9515
9516proc revert {} {
9517 global rowmenuid curview
9518 global mainhead mainheadid
9519 global gitdir
9520
9521 set oldhead [exec git rev-parse HEAD]
9522 set dheads [descheads $rowmenuid]
9523 if { $dheads eq {} || [lsearch -exact $dheads $oldhead] == -1 } {
9524 set ok [confirm_popup [mc "Commit %s is not\
9525 included in branch %s -- really revert it?" \
9526 [string range $rowmenuid 0 7] $mainhead]]
9527 if {!$ok} return
9528 }
9529 nowbusy revert [mc "Reverting"]
9530 update
9531
9532 if [catch {exec git revert --no-edit $rowmenuid} err] {
9533 notbusy revert
9534 if [regexp {files would be overwritten by merge:(\n(( |\t)+[^\n]+\n)+)}\
9535 $err match files] {
9536 regsub {\n( |\t)+} $files "\n" files
9537 error_popup [mc "Revert failed because of local changes to\
9538 the following files:%s Please commit, reset or stash \
9539 your changes and try again." $files]
9540 } elseif [regexp {error: could not revert} $err] {
9541 if [confirm_popup [mc "Revert failed because of merge conflict.\n\
9542 Do you wish to run git citool to resolve it?"]] {
9543 # Force citool to read MERGE_MSG
9544 file delete [file join $gitdir "GITGUI_MSG"]
9545 exec_citool {} $rowmenuid
9546 }
9547 } else { error_popup $err }
9548 run updatecommits
9549 return
9550 }
9551
9552 set newhead [exec git rev-parse HEAD]
9553 if { $newhead eq $oldhead } {
9554 notbusy revert
9555 error_popup [mc "No changes committed"]
9556 return
9557 }
9558
9559 addnewchild $newhead $oldhead
9560
9561 if [commitinview $oldhead $curview] {
9562 # XXX this isn't right if we have a path limit...
9563 insertrow $newhead $oldhead $curview
9564 if {$mainhead ne {}} {
9565 movehead $newhead $mainhead
9566 movedhead $newhead $mainhead
9567 }
9568 set mainheadid $newhead
9569 redrawtags $oldhead
9570 redrawtags $newhead
9571 selbyid $newhead
9572 }
9573
9574 notbusy revert
9575}
9576
9577proc resethead {} {
9578 global mainhead rowmenuid confirm_ok resettype NS
9579
9580 set confirm_ok 0
9581 set w ".confirmreset"
9582 ttk_toplevel $w
9583 make_transient $w .
9584 wm title $w [mc "Confirm reset"]
9585 ${NS}::label $w.m -text \
9586 [mc "Reset branch %s to %s?" $mainhead [string range $rowmenuid 0 7]]
9587 pack $w.m -side top -fill x -padx 20 -pady 20
9588 ${NS}::labelframe $w.f -text [mc "Reset type:"]
9589 set resettype mixed
9590 ${NS}::radiobutton $w.f.soft -value soft -variable resettype \
9591 -text [mc "Soft: Leave working tree and index untouched"]
9592 grid $w.f.soft -sticky w
9593 ${NS}::radiobutton $w.f.mixed -value mixed -variable resettype \
9594 -text [mc "Mixed: Leave working tree untouched, reset index"]
9595 grid $w.f.mixed -sticky w
9596 ${NS}::radiobutton $w.f.hard -value hard -variable resettype \
9597 -text [mc "Hard: Reset working tree and index\n(discard ALL local changes)"]
9598 grid $w.f.hard -sticky w
9599 pack $w.f -side top -fill x -padx 4
9600 ${NS}::button $w.ok -text [mc OK] -command "set confirm_ok 1; destroy $w"
9601 pack $w.ok -side left -fill x -padx 20 -pady 20
9602 ${NS}::button $w.cancel -text [mc Cancel] -command "destroy $w"
9603 bind $w <Key-Escape> [list destroy $w]
9604 pack $w.cancel -side right -fill x -padx 20 -pady 20
9605 bind $w <Visibility> "grab $w; focus $w"
9606 tkwait window $w
9607 if {!$confirm_ok} return
9608 if {[catch {set fd [open \
9609 [list | git reset --$resettype $rowmenuid 2>@1] r]} err]} {
9610 error_popup $err
9611 } else {
9612 dohidelocalchanges
9613 filerun $fd [list readresetstat $fd]
9614 nowbusy reset [mc "Resetting"]
9615 selbyid $rowmenuid
9616 }
9617}
9618
9619proc readresetstat {fd} {
9620 global mainhead mainheadid showlocalchanges rprogcoord
9621
9622 if {[gets $fd line] >= 0} {
9623 if {[regexp {([0-9]+)% \(([0-9]+)/([0-9]+)\)} $line match p m n]} {
9624 set rprogcoord [expr {1.0 * $m / $n}]
9625 adjustprogress
9626 }
9627 return 1
9628 }
9629 set rprogcoord 0
9630 adjustprogress
9631 notbusy reset
9632 if {[catch {close $fd} err]} {
9633 error_popup $err
9634 }
9635 set oldhead $mainheadid
9636 set newhead [exec git rev-parse HEAD]
9637 if {$newhead ne $oldhead} {
9638 movehead $newhead $mainhead
9639 movedhead $newhead $mainhead
9640 set mainheadid $newhead
9641 redrawtags $oldhead
9642 redrawtags $newhead
9643 }
9644 if {$showlocalchanges} {
9645 doshowlocalchanges
9646 }
9647 return 0
9648}
9649
9650# context menu for a head
9651proc headmenu {x y id head} {
9652 global headmenuid headmenuhead headctxmenu mainhead
9653
9654 stopfinding
9655 set headmenuid $id
9656 set headmenuhead $head
9657 set state normal
9658 if {[string match "remotes/*" $head]} {
9659 set state disabled
9660 }
9661 if {$head eq $mainhead} {
9662 set state disabled
9663 }
9664 $headctxmenu entryconfigure 0 -state $state
9665 $headctxmenu entryconfigure 1 -state $state
9666 tk_popup $headctxmenu $x $y
9667}
9668
9669proc cobranch {} {
9670 global headmenuid headmenuhead headids
9671 global showlocalchanges
9672
9673 # check the tree is clean first??
9674 nowbusy checkout [mc "Checking out"]
9675 update
9676 dohidelocalchanges
9677 if {[catch {
9678 set fd [open [list | git checkout $headmenuhead 2>@1] r]
9679 } err]} {
9680 notbusy checkout
9681 error_popup $err
9682 if {$showlocalchanges} {
9683 dodiffindex
9684 }
9685 } else {
9686 filerun $fd [list readcheckoutstat $fd $headmenuhead $headmenuid]
9687 }
9688}
9689
9690proc readcheckoutstat {fd newhead newheadid} {
9691 global mainhead mainheadid headids showlocalchanges progresscoords
9692 global viewmainheadid curview
9693
9694 if {[gets $fd line] >= 0} {
9695 if {[regexp {([0-9]+)% \(([0-9]+)/([0-9]+)\)} $line match p m n]} {
9696 set progresscoords [list 0 [expr {1.0 * $m / $n}]]
9697 adjustprogress
9698 }
9699 return 1
9700 }
9701 set progresscoords {0 0}
9702 adjustprogress
9703 notbusy checkout
9704 if {[catch {close $fd} err]} {
9705 error_popup $err
9706 }
9707 set oldmainid $mainheadid
9708 set mainhead $newhead
9709 set mainheadid $newheadid
9710 set viewmainheadid($curview) $newheadid
9711 redrawtags $oldmainid
9712 redrawtags $newheadid
9713 selbyid $newheadid
9714 if {$showlocalchanges} {
9715 dodiffindex
9716 }
9717}
9718
9719proc rmbranch {} {
9720 global headmenuid headmenuhead mainhead
9721 global idheads
9722
9723 set head $headmenuhead
9724 set id $headmenuid
9725 # this check shouldn't be needed any more...
9726 if {$head eq $mainhead} {
9727 error_popup [mc "Cannot delete the currently checked-out branch"]
9728 return
9729 }
9730 set dheads [descheads $id]
9731 if {[llength $dheads] == 1 && $idheads($dheads) eq $head} {
9732 # the stuff on this branch isn't on any other branch
9733 if {![confirm_popup [mc "The commits on branch %s aren't on any other\
9734 branch.\nReally delete branch %s?" $head $head]]} return
9735 }
9736 nowbusy rmbranch
9737 update
9738 if {[catch {exec git branch -D $head} err]} {
9739 notbusy rmbranch
9740 error_popup $err
9741 return
9742 }
9743 removehead $id $head
9744 removedhead $id $head
9745 redrawtags $id
9746 notbusy rmbranch
9747 dispneartags 0
9748 run refill_reflist
9749}
9750
9751# Display a list of tags and heads
9752proc showrefs {} {
9753 global showrefstop bgcolor fgcolor selectbgcolor NS
9754 global bglist fglist reflistfilter reflist maincursor
9755
9756 set top .showrefs
9757 set showrefstop $top
9758 if {[winfo exists $top]} {
9759 raise $top
9760 refill_reflist
9761 return
9762 }
9763 ttk_toplevel $top
9764 wm title $top [mc "Tags and heads: %s" [file tail [pwd]]]
9765 make_transient $top .
9766 text $top.list -background $bgcolor -foreground $fgcolor \
9767 -selectbackground $selectbgcolor -font mainfont \
9768 -xscrollcommand "$top.xsb set" -yscrollcommand "$top.ysb set" \
9769 -width 30 -height 20 -cursor $maincursor \
9770 -spacing1 1 -spacing3 1 -state disabled
9771 $top.list tag configure highlight -background $selectbgcolor
9772 lappend bglist $top.list
9773 lappend fglist $top.list
9774 ${NS}::scrollbar $top.ysb -command "$top.list yview" -orient vertical
9775 ${NS}::scrollbar $top.xsb -command "$top.list xview" -orient horizontal
9776 grid $top.list $top.ysb -sticky nsew
9777 grid $top.xsb x -sticky ew
9778 ${NS}::frame $top.f
9779 ${NS}::label $top.f.l -text "[mc "Filter"]: "
9780 ${NS}::entry $top.f.e -width 20 -textvariable reflistfilter
9781 set reflistfilter "*"
9782 trace add variable reflistfilter write reflistfilter_change
9783 pack $top.f.e -side right -fill x -expand 1
9784 pack $top.f.l -side left
9785 grid $top.f - -sticky ew -pady 2
9786 ${NS}::button $top.close -command [list destroy $top] -text [mc "Close"]
9787 bind $top <Key-Escape> [list destroy $top]
9788 grid $top.close -
9789 grid columnconfigure $top 0 -weight 1
9790 grid rowconfigure $top 0 -weight 1
9791 bind $top.list <1> {break}
9792 bind $top.list <B1-Motion> {break}
9793 bind $top.list <ButtonRelease-1> {sel_reflist %W %x %y; break}
9794 set reflist {}
9795 refill_reflist
9796}
9797
9798proc sel_reflist {w x y} {
9799 global showrefstop reflist headids tagids otherrefids
9800
9801 if {![winfo exists $showrefstop]} return
9802 set l [lindex [split [$w index "@$x,$y"] "."] 0]
9803 set ref [lindex $reflist [expr {$l-1}]]
9804 set n [lindex $ref 0]
9805 switch -- [lindex $ref 1] {
9806 "H" {selbyid $headids($n)}
9807 "T" {selbyid $tagids($n)}
9808 "o" {selbyid $otherrefids($n)}
9809 }
9810 $showrefstop.list tag add highlight $l.0 "$l.0 lineend"
9811}
9812
9813proc unsel_reflist {} {
9814 global showrefstop
9815
9816 if {![info exists showrefstop] || ![winfo exists $showrefstop]} return
9817 $showrefstop.list tag remove highlight 0.0 end
9818}
9819
9820proc reflistfilter_change {n1 n2 op} {
9821 global reflistfilter
9822
9823 after cancel refill_reflist
9824 after 200 refill_reflist
9825}
9826
9827proc refill_reflist {} {
9828 global reflist reflistfilter showrefstop headids tagids otherrefids
9829 global curview
9830
9831 if {![info exists showrefstop] || ![winfo exists $showrefstop]} return
9832 set refs {}
9833 foreach n [array names headids] {
9834 if {[string match $reflistfilter $n]} {
9835 if {[commitinview $headids($n) $curview]} {
9836 lappend refs [list $n H]
9837 } else {
9838 interestedin $headids($n) {run refill_reflist}
9839 }
9840 }
9841 }
9842 foreach n [array names tagids] {
9843 if {[string match $reflistfilter $n]} {
9844 if {[commitinview $tagids($n) $curview]} {
9845 lappend refs [list $n T]
9846 } else {
9847 interestedin $tagids($n) {run refill_reflist}
9848 }
9849 }
9850 }
9851 foreach n [array names otherrefids] {
9852 if {[string match $reflistfilter $n]} {
9853 if {[commitinview $otherrefids($n) $curview]} {
9854 lappend refs [list $n o]
9855 } else {
9856 interestedin $otherrefids($n) {run refill_reflist}
9857 }
9858 }
9859 }
9860 set refs [lsort -index 0 $refs]
9861 if {$refs eq $reflist} return
9862
9863 # Update the contents of $showrefstop.list according to the
9864 # differences between $reflist (old) and $refs (new)
9865 $showrefstop.list conf -state normal
9866 $showrefstop.list insert end "\n"
9867 set i 0
9868 set j 0
9869 while {$i < [llength $reflist] || $j < [llength $refs]} {
9870 if {$i < [llength $reflist]} {
9871 if {$j < [llength $refs]} {
9872 set cmp [string compare [lindex $reflist $i 0] \
9873 [lindex $refs $j 0]]
9874 if {$cmp == 0} {
9875 set cmp [string compare [lindex $reflist $i 1] \
9876 [lindex $refs $j 1]]
9877 }
9878 } else {
9879 set cmp -1
9880 }
9881 } else {
9882 set cmp 1
9883 }
9884 switch -- $cmp {
9885 -1 {
9886 $showrefstop.list delete "[expr {$j+1}].0" "[expr {$j+2}].0"
9887 incr i
9888 }
9889 0 {
9890 incr i
9891 incr j
9892 }
9893 1 {
9894 set l [expr {$j + 1}]
9895 $showrefstop.list image create $l.0 -align baseline \
9896 -image reficon-[lindex $refs $j 1] -padx 2
9897 $showrefstop.list insert $l.1 "[lindex $refs $j 0]\n"
9898 incr j
9899 }
9900 }
9901 }
9902 set reflist $refs
9903 # delete last newline
9904 $showrefstop.list delete end-2c end-1c
9905 $showrefstop.list conf -state disabled
9906}
9907
9908# Stuff for finding nearby tags
9909proc getallcommits {} {
9910 global allcommits nextarc seeds allccache allcwait cachedarcs allcupdate
9911 global idheads idtags idotherrefs allparents tagobjid
9912 global gitdir
9913
9914 if {![info exists allcommits]} {
9915 set nextarc 0
9916 set allcommits 0
9917 set seeds {}
9918 set allcwait 0
9919 set cachedarcs 0
9920 set allccache [file join $gitdir "gitk.cache"]
9921 if {![catch {
9922 set f [open $allccache r]
9923 set allcwait 1
9924 getcache $f
9925 }]} return
9926 }
9927
9928 if {$allcwait} {
9929 return
9930 }
9931 set cmd [list | git rev-list --parents]
9932 set allcupdate [expr {$seeds ne {}}]
9933 if {!$allcupdate} {
9934 set ids "--all"
9935 } else {
9936 set refs [concat [array names idheads] [array names idtags] \
9937 [array names idotherrefs]]
9938 set ids {}
9939 set tagobjs {}
9940 foreach name [array names tagobjid] {
9941 lappend tagobjs $tagobjid($name)
9942 }
9943 foreach id [lsort -unique $refs] {
9944 if {![info exists allparents($id)] &&
9945 [lsearch -exact $tagobjs $id] < 0} {
9946 lappend ids $id
9947 }
9948 }
9949 if {$ids ne {}} {
9950 foreach id $seeds {
9951 lappend ids "^$id"
9952 }
9953 }
9954 }
9955 if {$ids ne {}} {
9956 set fd [open [concat $cmd $ids] r]
9957 fconfigure $fd -blocking 0
9958 incr allcommits
9959 nowbusy allcommits
9960 filerun $fd [list getallclines $fd]
9961 } else {
9962 dispneartags 0
9963 }
9964}
9965
9966# Since most commits have 1 parent and 1 child, we group strings of
9967# such commits into "arcs" joining branch/merge points (BMPs), which
9968# are commits that either don't have 1 parent or don't have 1 child.
9969#
9970# arcnos(id) - incoming arcs for BMP, arc we're on for other nodes
9971# arcout(id) - outgoing arcs for BMP
9972# arcids(a) - list of IDs on arc including end but not start
9973# arcstart(a) - BMP ID at start of arc
9974# arcend(a) - BMP ID at end of arc
9975# growing(a) - arc a is still growing
9976# arctags(a) - IDs out of arcids (excluding end) that have tags
9977# archeads(a) - IDs out of arcids (excluding end) that have heads
9978# The start of an arc is at the descendent end, so "incoming" means
9979# coming from descendents, and "outgoing" means going towards ancestors.
9980
9981proc getallclines {fd} {
9982 global allparents allchildren idtags idheads nextarc
9983 global arcnos arcids arctags arcout arcend arcstart archeads growing
9984 global seeds allcommits cachedarcs allcupdate
9985
9986 set nid 0
9987 while {[incr nid] <= 1000 && [gets $fd line] >= 0} {
9988 set id [lindex $line 0]
9989 if {[info exists allparents($id)]} {
9990 # seen it already
9991 continue
9992 }
9993 set cachedarcs 0
9994 set olds [lrange $line 1 end]
9995 set allparents($id) $olds
9996 if {![info exists allchildren($id)]} {
9997 set allchildren($id) {}
9998 set arcnos($id) {}
9999 lappend seeds $id
10000 } else {
10001 set a $arcnos($id)
10002 if {[llength $olds] == 1 && [llength $a] == 1} {
10003 lappend arcids($a) $id
10004 if {[info exists idtags($id)]} {
10005 lappend arctags($a) $id
10006 }
10007 if {[info exists idheads($id)]} {
10008 lappend archeads($a) $id
10009 }
10010 if {[info exists allparents($olds)]} {
10011 # seen parent already
10012 if {![info exists arcout($olds)]} {
10013 splitarc $olds
10014 }
10015 lappend arcids($a) $olds
10016 set arcend($a) $olds
10017 unset growing($a)
10018 }
10019 lappend allchildren($olds) $id
10020 lappend arcnos($olds) $a
10021 continue
10022 }
10023 }
10024 foreach a $arcnos($id) {
10025 lappend arcids($a) $id
10026 set arcend($a) $id
10027 unset growing($a)
10028 }
10029
10030 set ao {}
10031 foreach p $olds {
10032 lappend allchildren($p) $id
10033 set a [incr nextarc]
10034 set arcstart($a) $id
10035 set archeads($a) {}
10036 set arctags($a) {}
10037 set archeads($a) {}
10038 set arcids($a) {}
10039 lappend ao $a
10040 set growing($a) 1
10041 if {[info exists allparents($p)]} {
10042 # seen it already, may need to make a new branch
10043 if {![info exists arcout($p)]} {
10044 splitarc $p
10045 }
10046 lappend arcids($a) $p
10047 set arcend($a) $p
10048 unset growing($a)
10049 }
10050 lappend arcnos($p) $a
10051 }
10052 set arcout($id) $ao
10053 }
10054 if {$nid > 0} {
10055 global cached_dheads cached_dtags cached_atags
10056 catch {unset cached_dheads}
10057 catch {unset cached_dtags}
10058 catch {unset cached_atags}
10059 }
10060 if {![eof $fd]} {
10061 return [expr {$nid >= 1000? 2: 1}]
10062 }
10063 set cacheok 1
10064 if {[catch {
10065 fconfigure $fd -blocking 1
10066 close $fd
10067 } err]} {
10068 # got an error reading the list of commits
10069 # if we were updating, try rereading the whole thing again
10070 if {$allcupdate} {
10071 incr allcommits -1
10072 dropcache $err
10073 return
10074 }
10075 error_popup "[mc "Error reading commit topology information;\
10076 branch and preceding/following tag information\
10077 will be incomplete."]\n($err)"
10078 set cacheok 0
10079 }
10080 if {[incr allcommits -1] == 0} {
10081 notbusy allcommits
10082 if {$cacheok} {
10083 run savecache
10084 }
10085 }
10086 dispneartags 0
10087 return 0
10088}
10089
10090proc recalcarc {a} {
10091 global arctags archeads arcids idtags idheads
10092
10093 set at {}
10094 set ah {}
10095 foreach id [lrange $arcids($a) 0 end-1] {
10096 if {[info exists idtags($id)]} {
10097 lappend at $id
10098 }
10099 if {[info exists idheads($id)]} {
10100 lappend ah $id
10101 }
10102 }
10103 set arctags($a) $at
10104 set archeads($a) $ah
10105}
10106
10107proc splitarc {p} {
10108 global arcnos arcids nextarc arctags archeads idtags idheads
10109 global arcstart arcend arcout allparents growing
10110
10111 set a $arcnos($p)
10112 if {[llength $a] != 1} {
10113 puts "oops splitarc called but [llength $a] arcs already"
10114 return
10115 }
10116 set a [lindex $a 0]
10117 set i [lsearch -exact $arcids($a) $p]
10118 if {$i < 0} {
10119 puts "oops splitarc $p not in arc $a"
10120 return
10121 }
10122 set na [incr nextarc]
10123 if {[info exists arcend($a)]} {
10124 set arcend($na) $arcend($a)
10125 } else {
10126 set l [lindex $allparents([lindex $arcids($a) end]) 0]
10127 set j [lsearch -exact $arcnos($l) $a]
10128 set arcnos($l) [lreplace $arcnos($l) $j $j $na]
10129 }
10130 set tail [lrange $arcids($a) [expr {$i+1}] end]
10131 set arcids($a) [lrange $arcids($a) 0 $i]
10132 set arcend($a) $p
10133 set arcstart($na) $p
10134 set arcout($p) $na
10135 set arcids($na) $tail
10136 if {[info exists growing($a)]} {
10137 set growing($na) 1
10138 unset growing($a)
10139 }
10140
10141 foreach id $tail {
10142 if {[llength $arcnos($id)] == 1} {
10143 set arcnos($id) $na
10144 } else {
10145 set j [lsearch -exact $arcnos($id) $a]
10146 set arcnos($id) [lreplace $arcnos($id) $j $j $na]
10147 }
10148 }
10149
10150 # reconstruct tags and heads lists
10151 if {$arctags($a) ne {} || $archeads($a) ne {}} {
10152 recalcarc $a
10153 recalcarc $na
10154 } else {
10155 set arctags($na) {}
10156 set archeads($na) {}
10157 }
10158}
10159
10160# Update things for a new commit added that is a child of one
10161# existing commit. Used when cherry-picking.
10162proc addnewchild {id p} {
10163 global allparents allchildren idtags nextarc
10164 global arcnos arcids arctags arcout arcend arcstart archeads growing
10165 global seeds allcommits
10166
10167 if {![info exists allcommits] || ![info exists arcnos($p)]} return
10168 set allparents($id) [list $p]
10169 set allchildren($id) {}
10170 set arcnos($id) {}
10171 lappend seeds $id
10172 lappend allchildren($p) $id
10173 set a [incr nextarc]
10174 set arcstart($a) $id
10175 set archeads($a) {}
10176 set arctags($a) {}
10177 set arcids($a) [list $p]
10178 set arcend($a) $p
10179 if {![info exists arcout($p)]} {
10180 splitarc $p
10181 }
10182 lappend arcnos($p) $a
10183 set arcout($id) [list $a]
10184}
10185
10186# This implements a cache for the topology information.
10187# The cache saves, for each arc, the start and end of the arc,
10188# the ids on the arc, and the outgoing arcs from the end.
10189proc readcache {f} {
10190 global arcnos arcids arcout arcstart arcend arctags archeads nextarc
10191 global idtags idheads allparents cachedarcs possible_seeds seeds growing
10192 global allcwait
10193
10194 set a $nextarc
10195 set lim $cachedarcs
10196 if {$lim - $a > 500} {
10197 set lim [expr {$a + 500}]
10198 }
10199 if {[catch {
10200 if {$a == $lim} {
10201 # finish reading the cache and setting up arctags, etc.
10202 set line [gets $f]
10203 if {$line ne "1"} {error "bad final version"}
10204 close $f
10205 foreach id [array names idtags] {
10206 if {[info exists arcnos($id)] && [llength $arcnos($id)] == 1 &&
10207 [llength $allparents($id)] == 1} {
10208 set a [lindex $arcnos($id) 0]
10209 if {$arctags($a) eq {}} {
10210 recalcarc $a
10211 }
10212 }
10213 }
10214 foreach id [array names idheads] {
10215 if {[info exists arcnos($id)] && [llength $arcnos($id)] == 1 &&
10216 [llength $allparents($id)] == 1} {
10217 set a [lindex $arcnos($id) 0]
10218 if {$archeads($a) eq {}} {
10219 recalcarc $a
10220 }
10221 }
10222 }
10223 foreach id [lsort -unique $possible_seeds] {
10224 if {$arcnos($id) eq {}} {
10225 lappend seeds $id
10226 }
10227 }
10228 set allcwait 0
10229 } else {
10230 while {[incr a] <= $lim} {
10231 set line [gets $f]
10232 if {[llength $line] != 3} {error "bad line"}
10233 set s [lindex $line 0]
10234 set arcstart($a) $s
10235 lappend arcout($s) $a
10236 if {![info exists arcnos($s)]} {
10237 lappend possible_seeds $s
10238 set arcnos($s) {}
10239 }
10240 set e [lindex $line 1]
10241 if {$e eq {}} {
10242 set growing($a) 1
10243 } else {
10244 set arcend($a) $e
10245 if {![info exists arcout($e)]} {
10246 set arcout($e) {}
10247 }
10248 }
10249 set arcids($a) [lindex $line 2]
10250 foreach id $arcids($a) {
10251 lappend allparents($s) $id
10252 set s $id
10253 lappend arcnos($id) $a
10254 }
10255 if {![info exists allparents($s)]} {
10256 set allparents($s) {}
10257 }
10258 set arctags($a) {}
10259 set archeads($a) {}
10260 }
10261 set nextarc [expr {$a - 1}]
10262 }
10263 } err]} {
10264 dropcache $err
10265 return 0
10266 }
10267 if {!$allcwait} {
10268 getallcommits
10269 }
10270 return $allcwait
10271}
10272
10273proc getcache {f} {
10274 global nextarc cachedarcs possible_seeds
10275
10276 if {[catch {
10277 set line [gets $f]
10278 if {[llength $line] != 2 || [lindex $line 0] ne "1"} {error "bad version"}
10279 # make sure it's an integer
10280 set cachedarcs [expr {int([lindex $line 1])}]
10281 if {$cachedarcs < 0} {error "bad number of arcs"}
10282 set nextarc 0
10283 set possible_seeds {}
10284 run readcache $f
10285 } err]} {
10286 dropcache $err
10287 }
10288 return 0
10289}
10290
10291proc dropcache {err} {
10292 global allcwait nextarc cachedarcs seeds
10293
10294 #puts "dropping cache ($err)"
10295 foreach v {arcnos arcout arcids arcstart arcend growing \
10296 arctags archeads allparents allchildren} {
10297 global $v
10298 catch {unset $v}
10299 }
10300 set allcwait 0
10301 set nextarc 0
10302 set cachedarcs 0
10303 set seeds {}
10304 getallcommits
10305}
10306
10307proc writecache {f} {
10308 global cachearc cachedarcs allccache
10309 global arcstart arcend arcnos arcids arcout
10310
10311 set a $cachearc
10312 set lim $cachedarcs
10313 if {$lim - $a > 1000} {
10314 set lim [expr {$a + 1000}]
10315 }
10316 if {[catch {
10317 while {[incr a] <= $lim} {
10318 if {[info exists arcend($a)]} {
10319 puts $f [list $arcstart($a) $arcend($a) $arcids($a)]
10320 } else {
10321 puts $f [list $arcstart($a) {} $arcids($a)]
10322 }
10323 }
10324 } err]} {
10325 catch {close $f}
10326 catch {file delete $allccache}
10327 #puts "writing cache failed ($err)"
10328 return 0
10329 }
10330 set cachearc [expr {$a - 1}]
10331 if {$a > $cachedarcs} {
10332 puts $f "1"
10333 close $f
10334 return 0
10335 }
10336 return 1
10337}
10338
10339proc savecache {} {
10340 global nextarc cachedarcs cachearc allccache
10341
10342 if {$nextarc == $cachedarcs} return
10343 set cachearc 0
10344 set cachedarcs $nextarc
10345 catch {
10346 set f [open $allccache w]
10347 puts $f [list 1 $cachedarcs]
10348 run writecache $f
10349 }
10350}
10351
10352# Returns 1 if a is an ancestor of b, -1 if b is an ancestor of a,
10353# or 0 if neither is true.
10354proc anc_or_desc {a b} {
10355 global arcout arcstart arcend arcnos cached_isanc
10356
10357 if {$arcnos($a) eq $arcnos($b)} {
10358 # Both are on the same arc(s); either both are the same BMP,
10359 # or if one is not a BMP, the other is also not a BMP or is
10360 # the BMP at end of the arc (and it only has 1 incoming arc).
10361 # Or both can be BMPs with no incoming arcs.
10362 if {$a eq $b || $arcnos($a) eq {}} {
10363 return 0
10364 }
10365 # assert {[llength $arcnos($a)] == 1}
10366 set arc [lindex $arcnos($a) 0]
10367 set i [lsearch -exact $arcids($arc) $a]
10368 set j [lsearch -exact $arcids($arc) $b]
10369 if {$i < 0 || $i > $j} {
10370 return 1
10371 } else {
10372 return -1
10373 }
10374 }
10375
10376 if {![info exists arcout($a)]} {
10377 set arc [lindex $arcnos($a) 0]
10378 if {[info exists arcend($arc)]} {
10379 set aend $arcend($arc)
10380 } else {
10381 set aend {}
10382 }
10383 set a $arcstart($arc)
10384 } else {
10385 set aend $a
10386 }
10387 if {![info exists arcout($b)]} {
10388 set arc [lindex $arcnos($b) 0]
10389 if {[info exists arcend($arc)]} {
10390 set bend $arcend($arc)
10391 } else {
10392 set bend {}
10393 }
10394 set b $arcstart($arc)
10395 } else {
10396 set bend $b
10397 }
10398 if {$a eq $bend} {
10399 return 1
10400 }
10401 if {$b eq $aend} {
10402 return -1
10403 }
10404 if {[info exists cached_isanc($a,$bend)]} {
10405 if {$cached_isanc($a,$bend)} {
10406 return 1
10407 }
10408 }
10409 if {[info exists cached_isanc($b,$aend)]} {
10410 if {$cached_isanc($b,$aend)} {
10411 return -1
10412 }
10413 if {[info exists cached_isanc($a,$bend)]} {
10414 return 0
10415 }
10416 }
10417
10418 set todo [list $a $b]
10419 set anc($a) a
10420 set anc($b) b
10421 for {set i 0} {$i < [llength $todo]} {incr i} {
10422 set x [lindex $todo $i]
10423 if {$anc($x) eq {}} {
10424 continue
10425 }
10426 foreach arc $arcnos($x) {
10427 set xd $arcstart($arc)
10428 if {$xd eq $bend} {
10429 set cached_isanc($a,$bend) 1
10430 set cached_isanc($b,$aend) 0
10431 return 1
10432 } elseif {$xd eq $aend} {
10433 set cached_isanc($b,$aend) 1
10434 set cached_isanc($a,$bend) 0
10435 return -1
10436 }
10437 if {![info exists anc($xd)]} {
10438 set anc($xd) $anc($x)
10439 lappend todo $xd
10440 } elseif {$anc($xd) ne $anc($x)} {
10441 set anc($xd) {}
10442 }
10443 }
10444 }
10445 set cached_isanc($a,$bend) 0
10446 set cached_isanc($b,$aend) 0
10447 return 0
10448}
10449
10450# This identifies whether $desc has an ancestor that is
10451# a growing tip of the graph and which is not an ancestor of $anc
10452# and returns 0 if so and 1 if not.
10453# If we subsequently discover a tag on such a growing tip, and that
10454# turns out to be a descendent of $anc (which it could, since we
10455# don't necessarily see children before parents), then $desc
10456# isn't a good choice to display as a descendent tag of
10457# $anc (since it is the descendent of another tag which is
10458# a descendent of $anc). Similarly, $anc isn't a good choice to
10459# display as a ancestor tag of $desc.
10460#
10461proc is_certain {desc anc} {
10462 global arcnos arcout arcstart arcend growing problems
10463
10464 set certain {}
10465 if {[llength $arcnos($anc)] == 1} {
10466 # tags on the same arc are certain
10467 if {$arcnos($desc) eq $arcnos($anc)} {
10468 return 1
10469 }
10470 if {![info exists arcout($anc)]} {
10471 # if $anc is partway along an arc, use the start of the arc instead
10472 set a [lindex $arcnos($anc) 0]
10473 set anc $arcstart($a)
10474 }
10475 }
10476 if {[llength $arcnos($desc)] > 1 || [info exists arcout($desc)]} {
10477 set x $desc
10478 } else {
10479 set a [lindex $arcnos($desc) 0]
10480 set x $arcend($a)
10481 }
10482 if {$x == $anc} {
10483 return 1
10484 }
10485 set anclist [list $x]
10486 set dl($x) 1
10487 set nnh 1
10488 set ngrowanc 0
10489 for {set i 0} {$i < [llength $anclist] && ($nnh > 0 || $ngrowanc > 0)} {incr i} {
10490 set x [lindex $anclist $i]
10491 if {$dl($x)} {
10492 incr nnh -1
10493 }
10494 set done($x) 1
10495 foreach a $arcout($x) {
10496 if {[info exists growing($a)]} {
10497 if {![info exists growanc($x)] && $dl($x)} {
10498 set growanc($x) 1
10499 incr ngrowanc
10500 }
10501 } else {
10502 set y $arcend($a)
10503 if {[info exists dl($y)]} {
10504 if {$dl($y)} {
10505 if {!$dl($x)} {
10506 set dl($y) 0
10507 if {![info exists done($y)]} {
10508 incr nnh -1
10509 }
10510 if {[info exists growanc($x)]} {
10511 incr ngrowanc -1
10512 }
10513 set xl [list $y]
10514 for {set k 0} {$k < [llength $xl]} {incr k} {
10515 set z [lindex $xl $k]
10516 foreach c $arcout($z) {
10517 if {[info exists arcend($c)]} {
10518 set v $arcend($c)
10519 if {[info exists dl($v)] && $dl($v)} {
10520 set dl($v) 0
10521 if {![info exists done($v)]} {
10522 incr nnh -1
10523 }
10524 if {[info exists growanc($v)]} {
10525 incr ngrowanc -1
10526 }
10527 lappend xl $v
10528 }
10529 }
10530 }
10531 }
10532 }
10533 }
10534 } elseif {$y eq $anc || !$dl($x)} {
10535 set dl($y) 0
10536 lappend anclist $y
10537 } else {
10538 set dl($y) 1
10539 lappend anclist $y
10540 incr nnh
10541 }
10542 }
10543 }
10544 }
10545 foreach x [array names growanc] {
10546 if {$dl($x)} {
10547 return 0
10548 }
10549 return 0
10550 }
10551 return 1
10552}
10553
10554proc validate_arctags {a} {
10555 global arctags idtags
10556
10557 set i -1
10558 set na $arctags($a)
10559 foreach id $arctags($a) {
10560 incr i
10561 if {![info exists idtags($id)]} {
10562 set na [lreplace $na $i $i]
10563 incr i -1
10564 }
10565 }
10566 set arctags($a) $na
10567}
10568
10569proc validate_archeads {a} {
10570 global archeads idheads
10571
10572 set i -1
10573 set na $archeads($a)
10574 foreach id $archeads($a) {
10575 incr i
10576 if {![info exists idheads($id)]} {
10577 set na [lreplace $na $i $i]
10578 incr i -1
10579 }
10580 }
10581 set archeads($a) $na
10582}
10583
10584# Return the list of IDs that have tags that are descendents of id,
10585# ignoring IDs that are descendents of IDs already reported.
10586proc desctags {id} {
10587 global arcnos arcstart arcids arctags idtags allparents
10588 global growing cached_dtags
10589
10590 if {![info exists allparents($id)]} {
10591 return {}
10592 }
10593 set t1 [clock clicks -milliseconds]
10594 set argid $id
10595 if {[llength $arcnos($id)] == 1 && [llength $allparents($id)] == 1} {
10596 # part-way along an arc; check that arc first
10597 set a [lindex $arcnos($id) 0]
10598 if {$arctags($a) ne {}} {
10599 validate_arctags $a
10600 set i [lsearch -exact $arcids($a) $id]
10601 set tid {}
10602 foreach t $arctags($a) {
10603 set j [lsearch -exact $arcids($a) $t]
10604 if {$j >= $i} break
10605 set tid $t
10606 }
10607 if {$tid ne {}} {
10608 return $tid
10609 }
10610 }
10611 set id $arcstart($a)
10612 if {[info exists idtags($id)]} {
10613 return $id
10614 }
10615 }
10616 if {[info exists cached_dtags($id)]} {
10617 return $cached_dtags($id)
10618 }
10619
10620 set origid $id
10621 set todo [list $id]
10622 set queued($id) 1
10623 set nc 1
10624 for {set i 0} {$i < [llength $todo] && $nc > 0} {incr i} {
10625 set id [lindex $todo $i]
10626 set done($id) 1
10627 set ta [info exists hastaggedancestor($id)]
10628 if {!$ta} {
10629 incr nc -1
10630 }
10631 # ignore tags on starting node
10632 if {!$ta && $i > 0} {
10633 if {[info exists idtags($id)]} {
10634 set tagloc($id) $id
10635 set ta 1
10636 } elseif {[info exists cached_dtags($id)]} {
10637 set tagloc($id) $cached_dtags($id)
10638 set ta 1
10639 }
10640 }
10641 foreach a $arcnos($id) {
10642 set d $arcstart($a)
10643 if {!$ta && $arctags($a) ne {}} {
10644 validate_arctags $a
10645 if {$arctags($a) ne {}} {
10646 lappend tagloc($id) [lindex $arctags($a) end]
10647 }
10648 }
10649 if {$ta || $arctags($a) ne {}} {
10650 set tomark [list $d]
10651 for {set j 0} {$j < [llength $tomark]} {incr j} {
10652 set dd [lindex $tomark $j]
10653 if {![info exists hastaggedancestor($dd)]} {
10654 if {[info exists done($dd)]} {
10655 foreach b $arcnos($dd) {
10656 lappend tomark $arcstart($b)
10657 }
10658 if {[info exists tagloc($dd)]} {
10659 unset tagloc($dd)
10660 }
10661 } elseif {[info exists queued($dd)]} {
10662 incr nc -1
10663 }
10664 set hastaggedancestor($dd) 1
10665 }
10666 }
10667 }
10668 if {![info exists queued($d)]} {
10669 lappend todo $d
10670 set queued($d) 1
10671 if {![info exists hastaggedancestor($d)]} {
10672 incr nc
10673 }
10674 }
10675 }
10676 }
10677 set tags {}
10678 foreach id [array names tagloc] {
10679 if {![info exists hastaggedancestor($id)]} {
10680 foreach t $tagloc($id) {
10681 if {[lsearch -exact $tags $t] < 0} {
10682 lappend tags $t
10683 }
10684 }
10685 }
10686 }
10687 set t2 [clock clicks -milliseconds]
10688 set loopix $i
10689
10690 # remove tags that are descendents of other tags
10691 for {set i 0} {$i < [llength $tags]} {incr i} {
10692 set a [lindex $tags $i]
10693 for {set j 0} {$j < $i} {incr j} {
10694 set b [lindex $tags $j]
10695 set r [anc_or_desc $a $b]
10696 if {$r == 1} {
10697 set tags [lreplace $tags $j $j]
10698 incr j -1
10699 incr i -1
10700 } elseif {$r == -1} {
10701 set tags [lreplace $tags $i $i]
10702 incr i -1
10703 break
10704 }
10705 }
10706 }
10707
10708 if {[array names growing] ne {}} {
10709 # graph isn't finished, need to check if any tag could get
10710 # eclipsed by another tag coming later. Simply ignore any
10711 # tags that could later get eclipsed.
10712 set ctags {}
10713 foreach t $tags {
10714 if {[is_certain $t $origid]} {
10715 lappend ctags $t
10716 }
10717 }
10718 if {$tags eq $ctags} {
10719 set cached_dtags($origid) $tags
10720 } else {
10721 set tags $ctags
10722 }
10723 } else {
10724 set cached_dtags($origid) $tags
10725 }
10726 set t3 [clock clicks -milliseconds]
10727 if {0 && $t3 - $t1 >= 100} {
10728 puts "iterating descendents ($loopix/[llength $todo] nodes) took\
10729 [expr {$t2-$t1}]+[expr {$t3-$t2}]ms, $nc candidates left"
10730 }
10731 return $tags
10732}
10733
10734proc anctags {id} {
10735 global arcnos arcids arcout arcend arctags idtags allparents
10736 global growing cached_atags
10737
10738 if {![info exists allparents($id)]} {
10739 return {}
10740 }
10741 set t1 [clock clicks -milliseconds]
10742 set argid $id
10743 if {[llength $arcnos($id)] == 1 && [llength $allparents($id)] == 1} {
10744 # part-way along an arc; check that arc first
10745 set a [lindex $arcnos($id) 0]
10746 if {$arctags($a) ne {}} {
10747 validate_arctags $a
10748 set i [lsearch -exact $arcids($a) $id]
10749 foreach t $arctags($a) {
10750 set j [lsearch -exact $arcids($a) $t]
10751 if {$j > $i} {
10752 return $t
10753 }
10754 }
10755 }
10756 if {![info exists arcend($a)]} {
10757 return {}
10758 }
10759 set id $arcend($a)
10760 if {[info exists idtags($id)]} {
10761 return $id
10762 }
10763 }
10764 if {[info exists cached_atags($id)]} {
10765 return $cached_atags($id)
10766 }
10767
10768 set origid $id
10769 set todo [list $id]
10770 set queued($id) 1
10771 set taglist {}
10772 set nc 1
10773 for {set i 0} {$i < [llength $todo] && $nc > 0} {incr i} {
10774 set id [lindex $todo $i]
10775 set done($id) 1
10776 set td [info exists hastaggeddescendent($id)]
10777 if {!$td} {
10778 incr nc -1
10779 }
10780 # ignore tags on starting node
10781 if {!$td && $i > 0} {
10782 if {[info exists idtags($id)]} {
10783 set tagloc($id) $id
10784 set td 1
10785 } elseif {[info exists cached_atags($id)]} {
10786 set tagloc($id) $cached_atags($id)
10787 set td 1
10788 }
10789 }
10790 foreach a $arcout($id) {
10791 if {!$td && $arctags($a) ne {}} {
10792 validate_arctags $a
10793 if {$arctags($a) ne {}} {
10794 lappend tagloc($id) [lindex $arctags($a) 0]
10795 }
10796 }
10797 if {![info exists arcend($a)]} continue
10798 set d $arcend($a)
10799 if {$td || $arctags($a) ne {}} {
10800 set tomark [list $d]
10801 for {set j 0} {$j < [llength $tomark]} {incr j} {
10802 set dd [lindex $tomark $j]
10803 if {![info exists hastaggeddescendent($dd)]} {
10804 if {[info exists done($dd)]} {
10805 foreach b $arcout($dd) {
10806 if {[info exists arcend($b)]} {
10807 lappend tomark $arcend($b)
10808 }
10809 }
10810 if {[info exists tagloc($dd)]} {
10811 unset tagloc($dd)
10812 }
10813 } elseif {[info exists queued($dd)]} {
10814 incr nc -1
10815 }
10816 set hastaggeddescendent($dd) 1
10817 }
10818 }
10819 }
10820 if {![info exists queued($d)]} {
10821 lappend todo $d
10822 set queued($d) 1
10823 if {![info exists hastaggeddescendent($d)]} {
10824 incr nc
10825 }
10826 }
10827 }
10828 }
10829 set t2 [clock clicks -milliseconds]
10830 set loopix $i
10831 set tags {}
10832 foreach id [array names tagloc] {
10833 if {![info exists hastaggeddescendent($id)]} {
10834 foreach t $tagloc($id) {
10835 if {[lsearch -exact $tags $t] < 0} {
10836 lappend tags $t
10837 }
10838 }
10839 }
10840 }
10841
10842 # remove tags that are ancestors of other tags
10843 for {set i 0} {$i < [llength $tags]} {incr i} {
10844 set a [lindex $tags $i]
10845 for {set j 0} {$j < $i} {incr j} {
10846 set b [lindex $tags $j]
10847 set r [anc_or_desc $a $b]
10848 if {$r == -1} {
10849 set tags [lreplace $tags $j $j]
10850 incr j -1
10851 incr i -1
10852 } elseif {$r == 1} {
10853 set tags [lreplace $tags $i $i]
10854 incr i -1
10855 break
10856 }
10857 }
10858 }
10859
10860 if {[array names growing] ne {}} {
10861 # graph isn't finished, need to check if any tag could get
10862 # eclipsed by another tag coming later. Simply ignore any
10863 # tags that could later get eclipsed.
10864 set ctags {}
10865 foreach t $tags {
10866 if {[is_certain $origid $t]} {
10867 lappend ctags $t
10868 }
10869 }
10870 if {$tags eq $ctags} {
10871 set cached_atags($origid) $tags
10872 } else {
10873 set tags $ctags
10874 }
10875 } else {
10876 set cached_atags($origid) $tags
10877 }
10878 set t3 [clock clicks -milliseconds]
10879 if {0 && $t3 - $t1 >= 100} {
10880 puts "iterating ancestors ($loopix/[llength $todo] nodes) took\
10881 [expr {$t2-$t1}]+[expr {$t3-$t2}]ms, $nc candidates left"
10882 }
10883 return $tags
10884}
10885
10886# Return the list of IDs that have heads that are descendents of id,
10887# including id itself if it has a head.
10888proc descheads {id} {
10889 global arcnos arcstart arcids archeads idheads cached_dheads
10890 global allparents arcout
10891
10892 if {![info exists allparents($id)]} {
10893 return {}
10894 }
10895 set aret {}
10896 if {![info exists arcout($id)]} {
10897 # part-way along an arc; check it first
10898 set a [lindex $arcnos($id) 0]
10899 if {$archeads($a) ne {}} {
10900 validate_archeads $a
10901 set i [lsearch -exact $arcids($a) $id]
10902 foreach t $archeads($a) {
10903 set j [lsearch -exact $arcids($a) $t]
10904 if {$j > $i} break
10905 lappend aret $t
10906 }
10907 }
10908 set id $arcstart($a)
10909 }
10910 set origid $id
10911 set todo [list $id]
10912 set seen($id) 1
10913 set ret {}
10914 for {set i 0} {$i < [llength $todo]} {incr i} {
10915 set id [lindex $todo $i]
10916 if {[info exists cached_dheads($id)]} {
10917 set ret [concat $ret $cached_dheads($id)]
10918 } else {
10919 if {[info exists idheads($id)]} {
10920 lappend ret $id
10921 }
10922 foreach a $arcnos($id) {
10923 if {$archeads($a) ne {}} {
10924 validate_archeads $a
10925 if {$archeads($a) ne {}} {
10926 set ret [concat $ret $archeads($a)]
10927 }
10928 }
10929 set d $arcstart($a)
10930 if {![info exists seen($d)]} {
10931 lappend todo $d
10932 set seen($d) 1
10933 }
10934 }
10935 }
10936 }
10937 set ret [lsort -unique $ret]
10938 set cached_dheads($origid) $ret
10939 return [concat $ret $aret]
10940}
10941
10942proc addedtag {id} {
10943 global arcnos arcout cached_dtags cached_atags
10944
10945 if {![info exists arcnos($id)]} return
10946 if {![info exists arcout($id)]} {
10947 recalcarc [lindex $arcnos($id) 0]
10948 }
10949 catch {unset cached_dtags}
10950 catch {unset cached_atags}
10951}
10952
10953proc addedhead {hid head} {
10954 global arcnos arcout cached_dheads
10955
10956 if {![info exists arcnos($hid)]} return
10957 if {![info exists arcout($hid)]} {
10958 recalcarc [lindex $arcnos($hid) 0]
10959 }
10960 catch {unset cached_dheads}
10961}
10962
10963proc removedhead {hid head} {
10964 global cached_dheads
10965
10966 catch {unset cached_dheads}
10967}
10968
10969proc movedhead {hid head} {
10970 global arcnos arcout cached_dheads
10971
10972 if {![info exists arcnos($hid)]} return
10973 if {![info exists arcout($hid)]} {
10974 recalcarc [lindex $arcnos($hid) 0]
10975 }
10976 catch {unset cached_dheads}
10977}
10978
10979proc changedrefs {} {
10980 global cached_dheads cached_dtags cached_atags cached_tagcontent
10981 global arctags archeads arcnos arcout idheads idtags
10982
10983 foreach id [concat [array names idheads] [array names idtags]] {
10984 if {[info exists arcnos($id)] && ![info exists arcout($id)]} {
10985 set a [lindex $arcnos($id) 0]
10986 if {![info exists donearc($a)]} {
10987 recalcarc $a
10988 set donearc($a) 1
10989 }
10990 }
10991 }
10992 catch {unset cached_tagcontent}
10993 catch {unset cached_dtags}
10994 catch {unset cached_atags}
10995 catch {unset cached_dheads}
10996}
10997
10998proc rereadrefs {} {
10999 global idtags idheads idotherrefs mainheadid
11000
11001 set refids [concat [array names idtags] \
11002 [array names idheads] [array names idotherrefs]]
11003 foreach id $refids {
11004 if {![info exists ref($id)]} {
11005 set ref($id) [listrefs $id]
11006 }
11007 }
11008 set oldmainhead $mainheadid
11009 readrefs
11010 changedrefs
11011 set refids [lsort -unique [concat $refids [array names idtags] \
11012 [array names idheads] [array names idotherrefs]]]
11013 foreach id $refids {
11014 set v [listrefs $id]
11015 if {![info exists ref($id)] || $ref($id) != $v} {
11016 redrawtags $id
11017 }
11018 }
11019 if {$oldmainhead ne $mainheadid} {
11020 redrawtags $oldmainhead
11021 redrawtags $mainheadid
11022 }
11023 run refill_reflist
11024}
11025
11026proc listrefs {id} {
11027 global idtags idheads idotherrefs
11028
11029 set x {}
11030 if {[info exists idtags($id)]} {
11031 set x $idtags($id)
11032 }
11033 set y {}
11034 if {[info exists idheads($id)]} {
11035 set y $idheads($id)
11036 }
11037 set z {}
11038 if {[info exists idotherrefs($id)]} {
11039 set z $idotherrefs($id)
11040 }
11041 return [list $x $y $z]
11042}
11043
11044proc add_tag_ctext {tag} {
11045 global ctext cached_tagcontent tagids
11046
11047 if {![info exists cached_tagcontent($tag)]} {
11048 catch {
11049 set cached_tagcontent($tag) [exec git cat-file -p $tag]
11050 }
11051 }
11052 $ctext insert end "[mc "Tag"]: $tag\n" bold
11053 if {[info exists cached_tagcontent($tag)]} {
11054 set text $cached_tagcontent($tag)
11055 } else {
11056 set text "[mc "Id"]: $tagids($tag)"
11057 }
11058 appendwithlinks $text {}
11059}
11060
11061proc showtag {tag isnew} {
11062 global ctext cached_tagcontent tagids linknum tagobjid
11063
11064 if {$isnew} {
11065 addtohistory [list showtag $tag 0] savectextpos
11066 }
11067 $ctext conf -state normal
11068 clear_ctext
11069 settabs 0
11070 set linknum 0
11071 add_tag_ctext $tag
11072 maybe_scroll_ctext 1
11073 $ctext conf -state disabled
11074 init_flist {}
11075}
11076
11077proc showtags {id isnew} {
11078 global idtags ctext linknum
11079
11080 if {$isnew} {
11081 addtohistory [list showtags $id 0] savectextpos
11082 }
11083 $ctext conf -state normal
11084 clear_ctext
11085 settabs 0
11086 set linknum 0
11087 set sep {}
11088 foreach tag $idtags($id) {
11089 $ctext insert end $sep
11090 add_tag_ctext $tag
11091 set sep "\n\n"
11092 }
11093 maybe_scroll_ctext 1
11094 $ctext conf -state disabled
11095 init_flist {}
11096}
11097
11098proc doquit {} {
11099 global stopped
11100 global gitktmpdir
11101
11102 set stopped 100
11103 savestuff .
11104 destroy .
11105
11106 if {[info exists gitktmpdir]} {
11107 catch {file delete -force $gitktmpdir}
11108 }
11109}
11110
11111proc mkfontdisp {font top which} {
11112 global fontattr fontpref $font NS use_ttk
11113
11114 set fontpref($font) [set $font]
11115 ${NS}::button $top.${font}but -text $which \
11116 -command [list choosefont $font $which]
11117 ${NS}::label $top.$font -relief flat -font $font \
11118 -text $fontattr($font,family) -justify left
11119 grid x $top.${font}but $top.$font -sticky w
11120}
11121
11122proc choosefont {font which} {
11123 global fontparam fontlist fonttop fontattr
11124 global prefstop NS
11125
11126 set fontparam(which) $which
11127 set fontparam(font) $font
11128 set fontparam(family) [font actual $font -family]
11129 set fontparam(size) $fontattr($font,size)
11130 set fontparam(weight) $fontattr($font,weight)
11131 set fontparam(slant) $fontattr($font,slant)
11132 set top .gitkfont
11133 set fonttop $top
11134 if {![winfo exists $top]} {
11135 font create sample
11136 eval font config sample [font actual $font]
11137 ttk_toplevel $top
11138 make_transient $top $prefstop
11139 wm title $top [mc "Gitk font chooser"]
11140 ${NS}::label $top.l -textvariable fontparam(which)
11141 pack $top.l -side top
11142 set fontlist [lsort [font families]]
11143 ${NS}::frame $top.f
11144 listbox $top.f.fam -listvariable fontlist \
11145 -yscrollcommand [list $top.f.sb set]
11146 bind $top.f.fam <<ListboxSelect>> selfontfam
11147 ${NS}::scrollbar $top.f.sb -command [list $top.f.fam yview]
11148 pack $top.f.sb -side right -fill y
11149 pack $top.f.fam -side left -fill both -expand 1
11150 pack $top.f -side top -fill both -expand 1
11151 ${NS}::frame $top.g
11152 spinbox $top.g.size -from 4 -to 40 -width 4 \
11153 -textvariable fontparam(size) \
11154 -validatecommand {string is integer -strict %s}
11155 checkbutton $top.g.bold -padx 5 \
11156 -font {{Times New Roman} 12 bold} -text [mc "B"] -indicatoron 0 \
11157 -variable fontparam(weight) -onvalue bold -offvalue normal
11158 checkbutton $top.g.ital -padx 5 \
11159 -font {{Times New Roman} 12 italic} -text [mc "I"] -indicatoron 0 \
11160 -variable fontparam(slant) -onvalue italic -offvalue roman
11161 pack $top.g.size $top.g.bold $top.g.ital -side left
11162 pack $top.g -side top
11163 canvas $top.c -width 150 -height 50 -border 2 -relief sunk \
11164 -background white
11165 $top.c create text 100 25 -anchor center -text $which -font sample \
11166 -fill black -tags text
11167 bind $top.c <Configure> [list centertext $top.c]
11168 pack $top.c -side top -fill x
11169 ${NS}::frame $top.buts
11170 ${NS}::button $top.buts.ok -text [mc "OK"] -command fontok -default active
11171 ${NS}::button $top.buts.can -text [mc "Cancel"] -command fontcan -default normal
11172 bind $top <Key-Return> fontok
11173 bind $top <Key-Escape> fontcan
11174 grid $top.buts.ok $top.buts.can
11175 grid columnconfigure $top.buts 0 -weight 1 -uniform a
11176 grid columnconfigure $top.buts 1 -weight 1 -uniform a
11177 pack $top.buts -side bottom -fill x
11178 trace add variable fontparam write chg_fontparam
11179 } else {
11180 raise $top
11181 $top.c itemconf text -text $which
11182 }
11183 set i [lsearch -exact $fontlist $fontparam(family)]
11184 if {$i >= 0} {
11185 $top.f.fam selection set $i
11186 $top.f.fam see $i
11187 }
11188}
11189
11190proc centertext {w} {
11191 $w coords text [expr {[winfo width $w] / 2}] [expr {[winfo height $w] / 2}]
11192}
11193
11194proc fontok {} {
11195 global fontparam fontpref prefstop
11196
11197 set f $fontparam(font)
11198 set fontpref($f) [list $fontparam(family) $fontparam(size)]
11199 if {$fontparam(weight) eq "bold"} {
11200 lappend fontpref($f) "bold"
11201 }
11202 if {$fontparam(slant) eq "italic"} {
11203 lappend fontpref($f) "italic"
11204 }
11205 set w $prefstop.notebook.fonts.$f
11206 $w conf -text $fontparam(family) -font $fontpref($f)
11207
11208 fontcan
11209}
11210
11211proc fontcan {} {
11212 global fonttop fontparam
11213
11214 if {[info exists fonttop]} {
11215 catch {destroy $fonttop}
11216 catch {font delete sample}
11217 unset fonttop
11218 unset fontparam
11219 }
11220}
11221
11222if {[package vsatisfies [package provide Tk] 8.6]} {
11223 # In Tk 8.6 we have a native font chooser dialog. Overwrite the above
11224 # function to make use of it.
11225 proc choosefont {font which} {
11226 tk fontchooser configure -title $which -font $font \
11227 -command [list on_choosefont $font $which]
11228 tk fontchooser show
11229 }
11230 proc on_choosefont {font which newfont} {
11231 global fontparam
11232 puts stderr "$font $newfont"
11233 array set f [font actual $newfont]
11234 set fontparam(which) $which
11235 set fontparam(font) $font
11236 set fontparam(family) $f(-family)
11237 set fontparam(size) $f(-size)
11238 set fontparam(weight) $f(-weight)
11239 set fontparam(slant) $f(-slant)
11240 fontok
11241 }
11242}
11243
11244proc selfontfam {} {
11245 global fonttop fontparam
11246
11247 set i [$fonttop.f.fam curselection]
11248 if {$i ne {}} {
11249 set fontparam(family) [$fonttop.f.fam get $i]
11250 }
11251}
11252
11253proc chg_fontparam {v sub op} {
11254 global fontparam
11255
11256 font config sample -$sub $fontparam($sub)
11257}
11258
11259# Create a property sheet tab page
11260proc create_prefs_page {w} {
11261 global NS
11262 set parent [join [lrange [split $w .] 0 end-1] .]
11263 if {[winfo class $parent] eq "TNotebook"} {
11264 ${NS}::frame $w
11265 } else {
11266 ${NS}::labelframe $w
11267 }
11268}
11269
11270proc prefspage_general {notebook} {
11271 global NS maxwidth maxgraphpct showneartags showlocalchanges
11272 global tabstop limitdiffs autoselect autosellen extdifftool perfile_attrs
11273 global hideremotes want_ttk have_ttk maxrefs
11274
11275 set page [create_prefs_page $notebook.general]
11276
11277 ${NS}::label $page.ldisp -text [mc "Commit list display options"]
11278 grid $page.ldisp - -sticky w -pady 10
11279 ${NS}::label $page.spacer -text " "
11280 ${NS}::label $page.maxwidthl -text [mc "Maximum graph width (lines)"]
11281 spinbox $page.maxwidth -from 0 -to 100 -width 4 -textvariable maxwidth
11282 grid $page.spacer $page.maxwidthl $page.maxwidth -sticky w
11283 ${NS}::label $page.maxpctl -text [mc "Maximum graph width (% of pane)"]
11284 spinbox $page.maxpct -from 1 -to 100 -width 4 -textvariable maxgraphpct
11285 grid x $page.maxpctl $page.maxpct -sticky w
11286 ${NS}::checkbutton $page.showlocal -text [mc "Show local changes"] \
11287 -variable showlocalchanges
11288 grid x $page.showlocal -sticky w
11289 ${NS}::checkbutton $page.autoselect -text [mc "Auto-select SHA1 (length)"] \
11290 -variable autoselect
11291 spinbox $page.autosellen -from 1 -to 40 -width 4 -textvariable autosellen
11292 grid x $page.autoselect $page.autosellen -sticky w
11293 ${NS}::checkbutton $page.hideremotes -text [mc "Hide remote refs"] \
11294 -variable hideremotes
11295 grid x $page.hideremotes -sticky w
11296
11297 ${NS}::label $page.ddisp -text [mc "Diff display options"]
11298 grid $page.ddisp - -sticky w -pady 10
11299 ${NS}::label $page.tabstopl -text [mc "Tab spacing"]
11300 spinbox $page.tabstop -from 1 -to 20 -width 4 -textvariable tabstop
11301 grid x $page.tabstopl $page.tabstop -sticky w
11302 ${NS}::checkbutton $page.ntag -text [mc "Display nearby tags/heads"] \
11303 -variable showneartags
11304 grid x $page.ntag -sticky w
11305 ${NS}::label $page.maxrefsl -text [mc "Maximum # tags/heads to show"]
11306 spinbox $page.maxrefs -from 1 -to 1000 -width 4 -textvariable maxrefs
11307 grid x $page.maxrefsl $page.maxrefs -sticky w
11308 ${NS}::checkbutton $page.ldiff -text [mc "Limit diffs to listed paths"] \
11309 -variable limitdiffs
11310 grid x $page.ldiff -sticky w
11311 ${NS}::checkbutton $page.lattr -text [mc "Support per-file encodings"] \
11312 -variable perfile_attrs
11313 grid x $page.lattr -sticky w
11314
11315 ${NS}::entry $page.extdifft -textvariable extdifftool
11316 ${NS}::frame $page.extdifff
11317 ${NS}::label $page.extdifff.l -text [mc "External diff tool" ]
11318 ${NS}::button $page.extdifff.b -text [mc "Choose..."] -command choose_extdiff
11319 pack $page.extdifff.l $page.extdifff.b -side left
11320 pack configure $page.extdifff.l -padx 10
11321 grid x $page.extdifff $page.extdifft -sticky ew
11322
11323 ${NS}::label $page.lgen -text [mc "General options"]
11324 grid $page.lgen - -sticky w -pady 10
11325 ${NS}::checkbutton $page.want_ttk -variable want_ttk \
11326 -text [mc "Use themed widgets"]
11327 if {$have_ttk} {
11328 ${NS}::label $page.ttk_note -text [mc "(change requires restart)"]
11329 } else {
11330 ${NS}::label $page.ttk_note -text [mc "(currently unavailable)"]
11331 }
11332 grid x $page.want_ttk $page.ttk_note -sticky w
11333 return $page
11334}
11335
11336proc prefspage_colors {notebook} {
11337 global NS uicolor bgcolor fgcolor ctext diffcolors selectbgcolor markbgcolor
11338
11339 set page [create_prefs_page $notebook.colors]
11340
11341 ${NS}::label $page.cdisp -text [mc "Colors: press to choose"]
11342 grid $page.cdisp - -sticky w -pady 10
11343 label $page.ui -padx 40 -relief sunk -background $uicolor
11344 ${NS}::button $page.uibut -text [mc "Interface"] \
11345 -command [list choosecolor uicolor {} $page.ui [mc "interface"] setui]
11346 grid x $page.uibut $page.ui -sticky w
11347 label $page.bg -padx 40 -relief sunk -background $bgcolor
11348 ${NS}::button $page.bgbut -text [mc "Background"] \
11349 -command [list choosecolor bgcolor {} $page.bg [mc "background"] setbg]
11350 grid x $page.bgbut $page.bg -sticky w
11351 label $page.fg -padx 40 -relief sunk -background $fgcolor
11352 ${NS}::button $page.fgbut -text [mc "Foreground"] \
11353 -command [list choosecolor fgcolor {} $page.fg [mc "foreground"] setfg]
11354 grid x $page.fgbut $page.fg -sticky w
11355 label $page.diffold -padx 40 -relief sunk -background [lindex $diffcolors 0]
11356 ${NS}::button $page.diffoldbut -text [mc "Diff: old lines"] \
11357 -command [list choosecolor diffcolors 0 $page.diffold [mc "diff old lines"] \
11358 [list $ctext tag conf d0 -foreground]]
11359 grid x $page.diffoldbut $page.diffold -sticky w
11360 label $page.diffnew -padx 40 -relief sunk -background [lindex $diffcolors 1]
11361 ${NS}::button $page.diffnewbut -text [mc "Diff: new lines"] \
11362 -command [list choosecolor diffcolors 1 $page.diffnew [mc "diff new lines"] \
11363 [list $ctext tag conf dresult -foreground]]
11364 grid x $page.diffnewbut $page.diffnew -sticky w
11365 label $page.hunksep -padx 40 -relief sunk -background [lindex $diffcolors 2]
11366 ${NS}::button $page.hunksepbut -text [mc "Diff: hunk header"] \
11367 -command [list choosecolor diffcolors 2 $page.hunksep \
11368 [mc "diff hunk header"] \
11369 [list $ctext tag conf hunksep -foreground]]
11370 grid x $page.hunksepbut $page.hunksep -sticky w
11371 label $page.markbgsep -padx 40 -relief sunk -background $markbgcolor
11372 ${NS}::button $page.markbgbut -text [mc "Marked line bg"] \
11373 -command [list choosecolor markbgcolor {} $page.markbgsep \
11374 [mc "marked line background"] \
11375 [list $ctext tag conf omark -background]]
11376 grid x $page.markbgbut $page.markbgsep -sticky w
11377 label $page.selbgsep -padx 40 -relief sunk -background $selectbgcolor
11378 ${NS}::button $page.selbgbut -text [mc "Select bg"] \
11379 -command [list choosecolor selectbgcolor {} $page.selbgsep [mc "background"] setselbg]
11380 grid x $page.selbgbut $page.selbgsep -sticky w
11381 return $page
11382}
11383
11384proc prefspage_fonts {notebook} {
11385 global NS
11386 set page [create_prefs_page $notebook.fonts]
11387 ${NS}::label $page.cfont -text [mc "Fonts: press to choose"]
11388 grid $page.cfont - -sticky w -pady 10
11389 mkfontdisp mainfont $page [mc "Main font"]
11390 mkfontdisp textfont $page [mc "Diff display font"]
11391 mkfontdisp uifont $page [mc "User interface font"]
11392 return $page
11393}
11394
11395proc doprefs {} {
11396 global maxwidth maxgraphpct use_ttk NS
11397 global oldprefs prefstop showneartags showlocalchanges
11398 global uicolor bgcolor fgcolor ctext diffcolors selectbgcolor markbgcolor
11399 global tabstop limitdiffs autoselect autosellen extdifftool perfile_attrs
11400 global hideremotes want_ttk have_ttk
11401
11402 set top .gitkprefs
11403 set prefstop $top
11404 if {[winfo exists $top]} {
11405 raise $top
11406 return
11407 }
11408 foreach v {maxwidth maxgraphpct showneartags showlocalchanges \
11409 limitdiffs tabstop perfile_attrs hideremotes want_ttk} {
11410 set oldprefs($v) [set $v]
11411 }
11412 ttk_toplevel $top
11413 wm title $top [mc "Gitk preferences"]
11414 make_transient $top .
11415
11416 if {[set use_notebook [expr {$use_ttk && [info command ::ttk::notebook] ne ""}]]} {
11417 set notebook [ttk::notebook $top.notebook]
11418 } else {
11419 set notebook [${NS}::frame $top.notebook -borderwidth 0 -relief flat]
11420 }
11421
11422 lappend pages [prefspage_general $notebook] [mc "General"]
11423 lappend pages [prefspage_colors $notebook] [mc "Colors"]
11424 lappend pages [prefspage_fonts $notebook] [mc "Fonts"]
11425 set col 0
11426 foreach {page title} $pages {
11427 if {$use_notebook} {
11428 $notebook add $page -text $title
11429 } else {
11430 set btn [${NS}::button $notebook.b_[string map {. X} $page] \
11431 -text $title -command [list raise $page]]
11432 $page configure -text $title
11433 grid $btn -row 0 -column [incr col] -sticky w
11434 grid $page -row 1 -column 0 -sticky news -columnspan 100
11435 }
11436 }
11437
11438 if {!$use_notebook} {
11439 grid columnconfigure $notebook 0 -weight 1
11440 grid rowconfigure $notebook 1 -weight 1
11441 raise [lindex $pages 0]
11442 }
11443
11444 grid $notebook -sticky news -padx 2 -pady 2
11445 grid rowconfigure $top 0 -weight 1
11446 grid columnconfigure $top 0 -weight 1
11447
11448 ${NS}::frame $top.buts
11449 ${NS}::button $top.buts.ok -text [mc "OK"] -command prefsok -default active
11450 ${NS}::button $top.buts.can -text [mc "Cancel"] -command prefscan -default normal
11451 bind $top <Key-Return> prefsok
11452 bind $top <Key-Escape> prefscan
11453 grid $top.buts.ok $top.buts.can
11454 grid columnconfigure $top.buts 0 -weight 1 -uniform a
11455 grid columnconfigure $top.buts 1 -weight 1 -uniform a
11456 grid $top.buts - - -pady 10 -sticky ew
11457 grid columnconfigure $top 2 -weight 1
11458 bind $top <Visibility> [list focus $top.buts.ok]
11459}
11460
11461proc choose_extdiff {} {
11462 global extdifftool
11463
11464 set prog [tk_getOpenFile -title [mc "External diff tool"] -multiple false]
11465 if {$prog ne {}} {
11466 set extdifftool $prog
11467 }
11468}
11469
11470proc choosecolor {v vi w x cmd} {
11471 global $v
11472
11473 set c [tk_chooseColor -initialcolor [lindex [set $v] $vi] \
11474 -title [mc "Gitk: choose color for %s" $x]]
11475 if {$c eq {}} return
11476 $w conf -background $c
11477 lset $v $vi $c
11478 eval $cmd $c
11479}
11480
11481proc setselbg {c} {
11482 global bglist cflist
11483 foreach w $bglist {
11484 $w configure -selectbackground $c
11485 }
11486 $cflist tag configure highlight \
11487 -background [$cflist cget -selectbackground]
11488 allcanvs itemconf secsel -fill $c
11489}
11490
11491# This sets the background color and the color scheme for the whole UI.
11492# For some reason, tk_setPalette chooses a nasty dark red for selectColor
11493# if we don't specify one ourselves, which makes the checkbuttons and
11494# radiobuttons look bad. This chooses white for selectColor if the
11495# background color is light, or black if it is dark.
11496proc setui {c} {
11497 if {[tk windowingsystem] eq "win32"} { return }
11498 set bg [winfo rgb . $c]
11499 set selc black
11500 if {[lindex $bg 0] + 1.5 * [lindex $bg 1] + 0.5 * [lindex $bg 2] > 100000} {
11501 set selc white
11502 }
11503 tk_setPalette background $c selectColor $selc
11504}
11505
11506proc setbg {c} {
11507 global bglist
11508
11509 foreach w $bglist {
11510 $w conf -background $c
11511 }
11512}
11513
11514proc setfg {c} {
11515 global fglist canv
11516
11517 foreach w $fglist {
11518 $w conf -foreground $c
11519 }
11520 allcanvs itemconf text -fill $c
11521 $canv itemconf circle -outline $c
11522 $canv itemconf markid -outline $c
11523}
11524
11525proc prefscan {} {
11526 global oldprefs prefstop
11527
11528 foreach v {maxwidth maxgraphpct showneartags showlocalchanges \
11529 limitdiffs tabstop perfile_attrs hideremotes want_ttk} {
11530 global $v
11531 set $v $oldprefs($v)
11532 }
11533 catch {destroy $prefstop}
11534 unset prefstop
11535 fontcan
11536}
11537
11538proc prefsok {} {
11539 global maxwidth maxgraphpct
11540 global oldprefs prefstop showneartags showlocalchanges
11541 global fontpref mainfont textfont uifont
11542 global limitdiffs treediffs perfile_attrs
11543 global hideremotes
11544
11545 catch {destroy $prefstop}
11546 unset prefstop
11547 fontcan
11548 set fontchanged 0
11549 if {$mainfont ne $fontpref(mainfont)} {
11550 set mainfont $fontpref(mainfont)
11551 parsefont mainfont $mainfont
11552 eval font configure mainfont [fontflags mainfont]
11553 eval font configure mainfontbold [fontflags mainfont 1]
11554 setcoords
11555 set fontchanged 1
11556 }
11557 if {$textfont ne $fontpref(textfont)} {
11558 set textfont $fontpref(textfont)
11559 parsefont textfont $textfont
11560 eval font configure textfont [fontflags textfont]
11561 eval font configure textfontbold [fontflags textfont 1]
11562 }
11563 if {$uifont ne $fontpref(uifont)} {
11564 set uifont $fontpref(uifont)
11565 parsefont uifont $uifont
11566 eval font configure uifont [fontflags uifont]
11567 }
11568 settabs
11569 if {$showlocalchanges != $oldprefs(showlocalchanges)} {
11570 if {$showlocalchanges} {
11571 doshowlocalchanges
11572 } else {
11573 dohidelocalchanges
11574 }
11575 }
11576 if {$limitdiffs != $oldprefs(limitdiffs) ||
11577 ($perfile_attrs && !$oldprefs(perfile_attrs))} {
11578 # treediffs elements are limited by path;
11579 # won't have encodings cached if perfile_attrs was just turned on
11580 catch {unset treediffs}
11581 }
11582 if {$fontchanged || $maxwidth != $oldprefs(maxwidth)
11583 || $maxgraphpct != $oldprefs(maxgraphpct)} {
11584 redisplay
11585 } elseif {$showneartags != $oldprefs(showneartags) ||
11586 $limitdiffs != $oldprefs(limitdiffs)} {
11587 reselectline
11588 }
11589 if {$hideremotes != $oldprefs(hideremotes)} {
11590 rereadrefs
11591 }
11592}
11593
11594proc formatdate {d} {
11595 global datetimeformat
11596 if {$d ne {}} {
11597 # If $datetimeformat includes a timezone, display in the
11598 # timezone of the argument. Otherwise, display in local time.
11599 if {[string match {*%[zZ]*} $datetimeformat]} {
11600 if {[catch {set d [clock format [lindex $d 0] -timezone [lindex $d 1] -format $datetimeformat]}]} {
11601 # Tcl < 8.5 does not support -timezone. Emulate it by
11602 # setting TZ (e.g. TZ=<-0430>+04:30).
11603 global env
11604 if {[info exists env(TZ)]} {
11605 set savedTZ $env(TZ)
11606 }
11607 set zone [lindex $d 1]
11608 set sign [string map {+ - - +} [string index $zone 0]]
11609 set env(TZ) <$zone>$sign[string range $zone 1 2]:[string range $zone 3 4]
11610 set d [clock format [lindex $d 0] -format $datetimeformat]
11611 if {[info exists savedTZ]} {
11612 set env(TZ) $savedTZ
11613 } else {
11614 unset env(TZ)
11615 }
11616 }
11617 } else {
11618 set d [clock format [lindex $d 0] -format $datetimeformat]
11619 }
11620 }
11621 return $d
11622}
11623
11624# This list of encoding names and aliases is distilled from
11625# http://www.iana.org/assignments/character-sets.
11626# Not all of them are supported by Tcl.
11627set encoding_aliases {
11628 { ANSI_X3.4-1968 iso-ir-6 ANSI_X3.4-1986 ISO_646.irv:1991 ASCII
11629 ISO646-US US-ASCII us IBM367 cp367 csASCII }
11630 { ISO-10646-UTF-1 csISO10646UTF1 }
11631 { ISO_646.basic:1983 ref csISO646basic1983 }
11632 { INVARIANT csINVARIANT }
11633 { ISO_646.irv:1983 iso-ir-2 irv csISO2IntlRefVersion }
11634 { BS_4730 iso-ir-4 ISO646-GB gb uk csISO4UnitedKingdom }
11635 { NATS-SEFI iso-ir-8-1 csNATSSEFI }
11636 { NATS-SEFI-ADD iso-ir-8-2 csNATSSEFIADD }
11637 { NATS-DANO iso-ir-9-1 csNATSDANO }
11638 { NATS-DANO-ADD iso-ir-9-2 csNATSDANOADD }
11639 { SEN_850200_B iso-ir-10 FI ISO646-FI ISO646-SE se csISO10Swedish }
11640 { SEN_850200_C iso-ir-11 ISO646-SE2 se2 csISO11SwedishForNames }
11641 { KS_C_5601-1987 iso-ir-149 KS_C_5601-1989 KSC_5601 korean csKSC56011987 }
11642 { ISO-2022-KR csISO2022KR }
11643 { EUC-KR csEUCKR }
11644 { ISO-2022-JP csISO2022JP }
11645 { ISO-2022-JP-2 csISO2022JP2 }
11646 { JIS_C6220-1969-jp JIS_C6220-1969 iso-ir-13 katakana x0201-7
11647 csISO13JISC6220jp }
11648 { JIS_C6220-1969-ro iso-ir-14 jp ISO646-JP csISO14JISC6220ro }
11649 { IT iso-ir-15 ISO646-IT csISO15Italian }
11650 { PT iso-ir-16 ISO646-PT csISO16Portuguese }
11651 { ES iso-ir-17 ISO646-ES csISO17Spanish }
11652 { greek7-old iso-ir-18 csISO18Greek7Old }
11653 { latin-greek iso-ir-19 csISO19LatinGreek }
11654 { DIN_66003 iso-ir-21 de ISO646-DE csISO21German }
11655 { NF_Z_62-010_(1973) iso-ir-25 ISO646-FR1 csISO25French }
11656 { Latin-greek-1 iso-ir-27 csISO27LatinGreek1 }
11657 { ISO_5427 iso-ir-37 csISO5427Cyrillic }
11658 { JIS_C6226-1978 iso-ir-42 csISO42JISC62261978 }
11659 { BS_viewdata iso-ir-47 csISO47BSViewdata }
11660 { INIS iso-ir-49 csISO49INIS }
11661 { INIS-8 iso-ir-50 csISO50INIS8 }
11662 { INIS-cyrillic iso-ir-51 csISO51INISCyrillic }
11663 { ISO_5427:1981 iso-ir-54 ISO5427Cyrillic1981 }
11664 { ISO_5428:1980 iso-ir-55 csISO5428Greek }
11665 { GB_1988-80 iso-ir-57 cn ISO646-CN csISO57GB1988 }
11666 { GB_2312-80 iso-ir-58 chinese csISO58GB231280 }
11667 { NS_4551-1 iso-ir-60 ISO646-NO no csISO60DanishNorwegian
11668 csISO60Norwegian1 }
11669 { NS_4551-2 ISO646-NO2 iso-ir-61 no2 csISO61Norwegian2 }
11670 { NF_Z_62-010 iso-ir-69 ISO646-FR fr csISO69French }
11671 { videotex-suppl iso-ir-70 csISO70VideotexSupp1 }
11672 { PT2 iso-ir-84 ISO646-PT2 csISO84Portuguese2 }
11673 { ES2 iso-ir-85 ISO646-ES2 csISO85Spanish2 }
11674 { MSZ_7795.3 iso-ir-86 ISO646-HU hu csISO86Hungarian }
11675 { JIS_C6226-1983 iso-ir-87 x0208 JIS_X0208-1983 csISO87JISX0208 }
11676 { greek7 iso-ir-88 csISO88Greek7 }
11677 { ASMO_449 ISO_9036 arabic7 iso-ir-89 csISO89ASMO449 }
11678 { iso-ir-90 csISO90 }
11679 { JIS_C6229-1984-a iso-ir-91 jp-ocr-a csISO91JISC62291984a }
11680 { JIS_C6229-1984-b iso-ir-92 ISO646-JP-OCR-B jp-ocr-b
11681 csISO92JISC62991984b }
11682 { JIS_C6229-1984-b-add iso-ir-93 jp-ocr-b-add csISO93JIS62291984badd }
11683 { JIS_C6229-1984-hand iso-ir-94 jp-ocr-hand csISO94JIS62291984hand }
11684 { JIS_C6229-1984-hand-add iso-ir-95 jp-ocr-hand-add
11685 csISO95JIS62291984handadd }
11686 { JIS_C6229-1984-kana iso-ir-96 csISO96JISC62291984kana }
11687 { ISO_2033-1983 iso-ir-98 e13b csISO2033 }
11688 { ANSI_X3.110-1983 iso-ir-99 CSA_T500-1983 NAPLPS csISO99NAPLPS }
11689 { ISO_8859-1:1987 iso-ir-100 ISO_8859-1 ISO-8859-1 latin1 l1 IBM819
11690 CP819 csISOLatin1 }
11691 { ISO_8859-2:1987 iso-ir-101 ISO_8859-2 ISO-8859-2 latin2 l2 csISOLatin2 }
11692 { T.61-7bit iso-ir-102 csISO102T617bit }
11693 { T.61-8bit T.61 iso-ir-103 csISO103T618bit }
11694 { ISO_8859-3:1988 iso-ir-109 ISO_8859-3 ISO-8859-3 latin3 l3 csISOLatin3 }
11695 { ISO_8859-4:1988 iso-ir-110 ISO_8859-4 ISO-8859-4 latin4 l4 csISOLatin4 }
11696 { ECMA-cyrillic iso-ir-111 KOI8-E csISO111ECMACyrillic }
11697 { CSA_Z243.4-1985-1 iso-ir-121 ISO646-CA csa7-1 ca csISO121Canadian1 }
11698 { CSA_Z243.4-1985-2 iso-ir-122 ISO646-CA2 csa7-2 csISO122Canadian2 }
11699 { CSA_Z243.4-1985-gr iso-ir-123 csISO123CSAZ24341985gr }
11700 { ISO_8859-6:1987 iso-ir-127 ISO_8859-6 ISO-8859-6 ECMA-114 ASMO-708
11701 arabic csISOLatinArabic }
11702 { ISO_8859-6-E csISO88596E ISO-8859-6-E }
11703 { ISO_8859-6-I csISO88596I ISO-8859-6-I }
11704 { ISO_8859-7:1987 iso-ir-126 ISO_8859-7 ISO-8859-7 ELOT_928 ECMA-118
11705 greek greek8 csISOLatinGreek }
11706 { T.101-G2 iso-ir-128 csISO128T101G2 }
11707 { ISO_8859-8:1988 iso-ir-138 ISO_8859-8 ISO-8859-8 hebrew
11708 csISOLatinHebrew }
11709 { ISO_8859-8-E csISO88598E ISO-8859-8-E }
11710 { ISO_8859-8-I csISO88598I ISO-8859-8-I }
11711 { CSN_369103 iso-ir-139 csISO139CSN369103 }
11712 { JUS_I.B1.002 iso-ir-141 ISO646-YU js yu csISO141JUSIB1002 }
11713 { ISO_6937-2-add iso-ir-142 csISOTextComm }
11714 { IEC_P27-1 iso-ir-143 csISO143IECP271 }
11715 { ISO_8859-5:1988 iso-ir-144 ISO_8859-5 ISO-8859-5 cyrillic
11716 csISOLatinCyrillic }
11717 { JUS_I.B1.003-serb iso-ir-146 serbian csISO146Serbian }
11718 { JUS_I.B1.003-mac macedonian iso-ir-147 csISO147Macedonian }
11719 { ISO_8859-9:1989 iso-ir-148 ISO_8859-9 ISO-8859-9 latin5 l5 csISOLatin5 }
11720 { greek-ccitt iso-ir-150 csISO150 csISO150GreekCCITT }
11721 { NC_NC00-10:81 cuba iso-ir-151 ISO646-CU csISO151Cuba }
11722 { ISO_6937-2-25 iso-ir-152 csISO6937Add }
11723 { GOST_19768-74 ST_SEV_358-88 iso-ir-153 csISO153GOST1976874 }
11724 { ISO_8859-supp iso-ir-154 latin1-2-5 csISO8859Supp }
11725 { ISO_10367-box iso-ir-155 csISO10367Box }
11726 { ISO-8859-10 iso-ir-157 l6 ISO_8859-10:1992 csISOLatin6 latin6 }
11727 { latin-lap lap iso-ir-158 csISO158Lap }
11728 { JIS_X0212-1990 x0212 iso-ir-159 csISO159JISX02121990 }
11729 { DS_2089 DS2089 ISO646-DK dk csISO646Danish }
11730 { us-dk csUSDK }
11731 { dk-us csDKUS }
11732 { JIS_X0201 X0201 csHalfWidthKatakana }
11733 { KSC5636 ISO646-KR csKSC5636 }
11734 { ISO-10646-UCS-2 csUnicode }
11735 { ISO-10646-UCS-4 csUCS4 }
11736 { DEC-MCS dec csDECMCS }
11737 { hp-roman8 roman8 r8 csHPRoman8 }
11738 { macintosh mac csMacintosh }
11739 { IBM037 cp037 ebcdic-cp-us ebcdic-cp-ca ebcdic-cp-wt ebcdic-cp-nl
11740 csIBM037 }
11741 { IBM038 EBCDIC-INT cp038 csIBM038 }
11742 { IBM273 CP273 csIBM273 }
11743 { IBM274 EBCDIC-BE CP274 csIBM274 }
11744 { IBM275 EBCDIC-BR cp275 csIBM275 }
11745 { IBM277 EBCDIC-CP-DK EBCDIC-CP-NO csIBM277 }
11746 { IBM278 CP278 ebcdic-cp-fi ebcdic-cp-se csIBM278 }
11747 { IBM280 CP280 ebcdic-cp-it csIBM280 }
11748 { IBM281 EBCDIC-JP-E cp281 csIBM281 }
11749 { IBM284 CP284 ebcdic-cp-es csIBM284 }
11750 { IBM285 CP285 ebcdic-cp-gb csIBM285 }
11751 { IBM290 cp290 EBCDIC-JP-kana csIBM290 }
11752 { IBM297 cp297 ebcdic-cp-fr csIBM297 }
11753 { IBM420 cp420 ebcdic-cp-ar1 csIBM420 }
11754 { IBM423 cp423 ebcdic-cp-gr csIBM423 }
11755 { IBM424 cp424 ebcdic-cp-he csIBM424 }
11756 { IBM437 cp437 437 csPC8CodePage437 }
11757 { IBM500 CP500 ebcdic-cp-be ebcdic-cp-ch csIBM500 }
11758 { IBM775 cp775 csPC775Baltic }
11759 { IBM850 cp850 850 csPC850Multilingual }
11760 { IBM851 cp851 851 csIBM851 }
11761 { IBM852 cp852 852 csPCp852 }
11762 { IBM855 cp855 855 csIBM855 }
11763 { IBM857 cp857 857 csIBM857 }
11764 { IBM860 cp860 860 csIBM860 }
11765 { IBM861 cp861 861 cp-is csIBM861 }
11766 { IBM862 cp862 862 csPC862LatinHebrew }
11767 { IBM863 cp863 863 csIBM863 }
11768 { IBM864 cp864 csIBM864 }
11769 { IBM865 cp865 865 csIBM865 }
11770 { IBM866 cp866 866 csIBM866 }
11771 { IBM868 CP868 cp-ar csIBM868 }
11772 { IBM869 cp869 869 cp-gr csIBM869 }
11773 { IBM870 CP870 ebcdic-cp-roece ebcdic-cp-yu csIBM870 }
11774 { IBM871 CP871 ebcdic-cp-is csIBM871 }
11775 { IBM880 cp880 EBCDIC-Cyrillic csIBM880 }
11776 { IBM891 cp891 csIBM891 }
11777 { IBM903 cp903 csIBM903 }
11778 { IBM904 cp904 904 csIBBM904 }
11779 { IBM905 CP905 ebcdic-cp-tr csIBM905 }
11780 { IBM918 CP918 ebcdic-cp-ar2 csIBM918 }
11781 { IBM1026 CP1026 csIBM1026 }
11782 { EBCDIC-AT-DE csIBMEBCDICATDE }
11783 { EBCDIC-AT-DE-A csEBCDICATDEA }
11784 { EBCDIC-CA-FR csEBCDICCAFR }
11785 { EBCDIC-DK-NO csEBCDICDKNO }
11786 { EBCDIC-DK-NO-A csEBCDICDKNOA }
11787 { EBCDIC-FI-SE csEBCDICFISE }
11788 { EBCDIC-FI-SE-A csEBCDICFISEA }
11789 { EBCDIC-FR csEBCDICFR }
11790 { EBCDIC-IT csEBCDICIT }
11791 { EBCDIC-PT csEBCDICPT }
11792 { EBCDIC-ES csEBCDICES }
11793 { EBCDIC-ES-A csEBCDICESA }
11794 { EBCDIC-ES-S csEBCDICESS }
11795 { EBCDIC-UK csEBCDICUK }
11796 { EBCDIC-US csEBCDICUS }
11797 { UNKNOWN-8BIT csUnknown8BiT }
11798 { MNEMONIC csMnemonic }
11799 { MNEM csMnem }
11800 { VISCII csVISCII }
11801 { VIQR csVIQR }
11802 { KOI8-R csKOI8R }
11803 { IBM00858 CCSID00858 CP00858 PC-Multilingual-850+euro }
11804 { IBM00924 CCSID00924 CP00924 ebcdic-Latin9--euro }
11805 { IBM01140 CCSID01140 CP01140 ebcdic-us-37+euro }
11806 { IBM01141 CCSID01141 CP01141 ebcdic-de-273+euro }
11807 { IBM01142 CCSID01142 CP01142 ebcdic-dk-277+euro ebcdic-no-277+euro }
11808 { IBM01143 CCSID01143 CP01143 ebcdic-fi-278+euro ebcdic-se-278+euro }
11809 { IBM01144 CCSID01144 CP01144 ebcdic-it-280+euro }
11810 { IBM01145 CCSID01145 CP01145 ebcdic-es-284+euro }
11811 { IBM01146 CCSID01146 CP01146 ebcdic-gb-285+euro }
11812 { IBM01147 CCSID01147 CP01147 ebcdic-fr-297+euro }
11813 { IBM01148 CCSID01148 CP01148 ebcdic-international-500+euro }
11814 { IBM01149 CCSID01149 CP01149 ebcdic-is-871+euro }
11815 { IBM1047 IBM-1047 }
11816 { PTCP154 csPTCP154 PT154 CP154 Cyrillic-Asian }
11817 { Amiga-1251 Ami1251 Amiga1251 Ami-1251 }
11818 { UNICODE-1-1 csUnicode11 }
11819 { CESU-8 csCESU-8 }
11820 { BOCU-1 csBOCU-1 }
11821 { UNICODE-1-1-UTF-7 csUnicode11UTF7 }
11822 { ISO-8859-14 iso-ir-199 ISO_8859-14:1998 ISO_8859-14 latin8 iso-celtic
11823 l8 }
11824 { ISO-8859-15 ISO_8859-15 Latin-9 }
11825 { ISO-8859-16 iso-ir-226 ISO_8859-16:2001 ISO_8859-16 latin10 l10 }
11826 { GBK CP936 MS936 windows-936 }
11827 { JIS_Encoding csJISEncoding }
11828 { Shift_JIS MS_Kanji csShiftJIS ShiftJIS Shift-JIS }
11829 { Extended_UNIX_Code_Packed_Format_for_Japanese csEUCPkdFmtJapanese
11830 EUC-JP }
11831 { Extended_UNIX_Code_Fixed_Width_for_Japanese csEUCFixWidJapanese }
11832 { ISO-10646-UCS-Basic csUnicodeASCII }
11833 { ISO-10646-Unicode-Latin1 csUnicodeLatin1 ISO-10646 }
11834 { ISO-Unicode-IBM-1261 csUnicodeIBM1261 }
11835 { ISO-Unicode-IBM-1268 csUnicodeIBM1268 }
11836 { ISO-Unicode-IBM-1276 csUnicodeIBM1276 }
11837 { ISO-Unicode-IBM-1264 csUnicodeIBM1264 }
11838 { ISO-Unicode-IBM-1265 csUnicodeIBM1265 }
11839 { ISO-8859-1-Windows-3.0-Latin-1 csWindows30Latin1 }
11840 { ISO-8859-1-Windows-3.1-Latin-1 csWindows31Latin1 }
11841 { ISO-8859-2-Windows-Latin-2 csWindows31Latin2 }
11842 { ISO-8859-9-Windows-Latin-5 csWindows31Latin5 }
11843 { Adobe-Standard-Encoding csAdobeStandardEncoding }
11844 { Ventura-US csVenturaUS }
11845 { Ventura-International csVenturaInternational }
11846 { PC8-Danish-Norwegian csPC8DanishNorwegian }
11847 { PC8-Turkish csPC8Turkish }
11848 { IBM-Symbols csIBMSymbols }
11849 { IBM-Thai csIBMThai }
11850 { HP-Legal csHPLegal }
11851 { HP-Pi-font csHPPiFont }
11852 { HP-Math8 csHPMath8 }
11853 { Adobe-Symbol-Encoding csHPPSMath }
11854 { HP-DeskTop csHPDesktop }
11855 { Ventura-Math csVenturaMath }
11856 { Microsoft-Publishing csMicrosoftPublishing }
11857 { Windows-31J csWindows31J }
11858 { GB2312 csGB2312 }
11859 { Big5 csBig5 }
11860}
11861
11862proc tcl_encoding {enc} {
11863 global encoding_aliases tcl_encoding_cache
11864 if {[info exists tcl_encoding_cache($enc)]} {
11865 return $tcl_encoding_cache($enc)
11866 }
11867 set names [encoding names]
11868 set lcnames [string tolower $names]
11869 set enc [string tolower $enc]
11870 set i [lsearch -exact $lcnames $enc]
11871 if {$i < 0} {
11872 # look for "isonnn" instead of "iso-nnn" or "iso_nnn"
11873 if {[regsub {^(iso|cp|ibm|jis)[-_]} $enc {\1} encx]} {
11874 set i [lsearch -exact $lcnames $encx]
11875 }
11876 }
11877 if {$i < 0} {
11878 foreach l $encoding_aliases {
11879 set ll [string tolower $l]
11880 if {[lsearch -exact $ll $enc] < 0} continue
11881 # look through the aliases for one that tcl knows about
11882 foreach e $ll {
11883 set i [lsearch -exact $lcnames $e]
11884 if {$i < 0} {
11885 if {[regsub {^(iso|cp|ibm|jis)[-_]} $e {\1} ex]} {
11886 set i [lsearch -exact $lcnames $ex]
11887 }
11888 }
11889 if {$i >= 0} break
11890 }
11891 break
11892 }
11893 }
11894 set tclenc {}
11895 if {$i >= 0} {
11896 set tclenc [lindex $names $i]
11897 }
11898 set tcl_encoding_cache($enc) $tclenc
11899 return $tclenc
11900}
11901
11902proc gitattr {path attr default} {
11903 global path_attr_cache
11904 if {[info exists path_attr_cache($attr,$path)]} {
11905 set r $path_attr_cache($attr,$path)
11906 } else {
11907 set r "unspecified"
11908 if {![catch {set line [exec git check-attr $attr -- $path]}]} {
11909 regexp "(.*): $attr: (.*)" $line m f r
11910 }
11911 set path_attr_cache($attr,$path) $r
11912 }
11913 if {$r eq "unspecified"} {
11914 return $default
11915 }
11916 return $r
11917}
11918
11919proc cache_gitattr {attr pathlist} {
11920 global path_attr_cache
11921 set newlist {}
11922 foreach path $pathlist {
11923 if {![info exists path_attr_cache($attr,$path)]} {
11924 lappend newlist $path
11925 }
11926 }
11927 set lim 1000
11928 if {[tk windowingsystem] == "win32"} {
11929 # windows has a 32k limit on the arguments to a command...
11930 set lim 30
11931 }
11932 while {$newlist ne {}} {
11933 set head [lrange $newlist 0 [expr {$lim - 1}]]
11934 set newlist [lrange $newlist $lim end]
11935 if {![catch {set rlist [eval exec git check-attr $attr -- $head]}]} {
11936 foreach row [split $rlist "\n"] {
11937 if {[regexp "(.*): $attr: (.*)" $row m path value]} {
11938 if {[string index $path 0] eq "\""} {
11939 set path [encoding convertfrom [lindex $path 0]]
11940 }
11941 set path_attr_cache($attr,$path) $value
11942 }
11943 }
11944 }
11945 }
11946}
11947
11948proc get_path_encoding {path} {
11949 global gui_encoding perfile_attrs
11950 set tcl_enc $gui_encoding
11951 if {$path ne {} && $perfile_attrs} {
11952 set enc2 [tcl_encoding [gitattr $path encoding $tcl_enc]]
11953 if {$enc2 ne {}} {
11954 set tcl_enc $enc2
11955 }
11956 }
11957 return $tcl_enc
11958}
11959
11960# First check that Tcl/Tk is recent enough
11961if {[catch {package require Tk 8.4} err]} {
11962 show_error {} . "Sorry, gitk cannot run with this version of Tcl/Tk.\n\
11963 Gitk requires at least Tcl/Tk 8.4." list
11964 exit 1
11965}
11966
11967# on OSX bring the current Wish process window to front
11968if {[tk windowingsystem] eq "aqua"} {
11969 exec osascript -e [format {
11970 tell application "System Events"
11971 set frontmost of processes whose unix id is %d to true
11972 end tell
11973 } [pid] ]
11974}
11975
11976# Unset GIT_TRACE var if set
11977if { [info exists ::env(GIT_TRACE)] } {
11978 unset ::env(GIT_TRACE)
11979}
11980
11981# defaults...
11982set wrcomcmd "git diff-tree --stdin -p --pretty"
11983
11984set gitencoding {}
11985catch {
11986 set gitencoding [exec git config --get i18n.commitencoding]
11987}
11988catch {
11989 set gitencoding [exec git config --get i18n.logoutputencoding]
11990}
11991if {$gitencoding == ""} {
11992 set gitencoding "utf-8"
11993}
11994set tclencoding [tcl_encoding $gitencoding]
11995if {$tclencoding == {}} {
11996 puts stderr "Warning: encoding $gitencoding is not supported by Tcl/Tk"
11997}
11998
11999set gui_encoding [encoding system]
12000catch {
12001 set enc [exec git config --get gui.encoding]
12002 if {$enc ne {}} {
12003 set tclenc [tcl_encoding $enc]
12004 if {$tclenc ne {}} {
12005 set gui_encoding $tclenc
12006 } else {
12007 puts stderr "Warning: encoding $enc is not supported by Tcl/Tk"
12008 }
12009 }
12010}
12011
12012set log_showroot true
12013catch {
12014 set log_showroot [exec git config --bool --get log.showroot]
12015}
12016
12017if {[tk windowingsystem] eq "aqua"} {
12018 set mainfont {{Lucida Grande} 9}
12019 set textfont {Monaco 9}
12020 set uifont {{Lucida Grande} 9 bold}
12021} elseif {![catch {::tk::pkgconfig get fontsystem} xft] && $xft eq "xft"} {
12022 # fontconfig!
12023 set mainfont {sans 9}
12024 set textfont {monospace 9}
12025 set uifont {sans 9 bold}
12026} else {
12027 set mainfont {Helvetica 9}
12028 set textfont {Courier 9}
12029 set uifont {Helvetica 9 bold}
12030}
12031set tabstop 8
12032set findmergefiles 0
12033set maxgraphpct 50
12034set maxwidth 16
12035set revlistorder 0
12036set fastdate 0
12037set uparrowlen 5
12038set downarrowlen 5
12039set mingaplen 100
12040set cmitmode "patch"
12041set wrapcomment "none"
12042set showneartags 1
12043set hideremotes 0
12044set maxrefs 20
12045set maxlinelen 200
12046set showlocalchanges 1
12047set limitdiffs 1
12048set datetimeformat "%Y-%m-%d %H:%M:%S"
12049set autoselect 1
12050set autosellen 40
12051set perfile_attrs 0
12052set want_ttk 1
12053
12054if {[tk windowingsystem] eq "aqua"} {
12055 set extdifftool "opendiff"
12056} else {
12057 set extdifftool "meld"
12058}
12059
12060set colors {green red blue magenta darkgrey brown orange}
12061if {[tk windowingsystem] eq "win32"} {
12062 set uicolor SystemButtonFace
12063 set uifgcolor SystemButtonText
12064 set uifgdisabledcolor SystemDisabledText
12065 set bgcolor SystemWindow
12066 set fgcolor SystemWindowText
12067 set selectbgcolor SystemHighlight
12068} else {
12069 set uicolor grey85
12070 set uifgcolor black
12071 set uifgdisabledcolor "#999"
12072 set bgcolor white
12073 set fgcolor black
12074 set selectbgcolor gray85
12075}
12076set diffcolors {red "#00a000" blue}
12077set diffcontext 3
12078set mergecolors {red blue green purple brown "#009090" magenta "#808000" "#009000" "#ff0080" cyan "#b07070" "#70b0f0" "#70f0b0" "#f0b070" "#ff70b0"}
12079set ignorespace 0
12080set worddiff ""
12081set markbgcolor "#e0e0ff"
12082
12083set headbgcolor green
12084set headfgcolor black
12085set headoutlinecolor black
12086set remotebgcolor #ffddaa
12087set tagbgcolor yellow
12088set tagfgcolor black
12089set tagoutlinecolor black
12090set reflinecolor black
12091set filesepbgcolor #aaaaaa
12092set filesepfgcolor black
12093set linehoverbgcolor #ffff80
12094set linehoverfgcolor black
12095set linehoveroutlinecolor black
12096set mainheadcirclecolor yellow
12097set workingfilescirclecolor red
12098set indexcirclecolor green
12099set circlecolors {white blue gray blue blue}
12100set linkfgcolor blue
12101set circleoutlinecolor $fgcolor
12102set foundbgcolor yellow
12103set currentsearchhitbgcolor orange
12104
12105# button for popping up context menus
12106if {[tk windowingsystem] eq "aqua"} {
12107 set ctxbut <Button-2>
12108} else {
12109 set ctxbut <Button-3>
12110}
12111
12112## For msgcat loading, first locate the installation location.
12113if { [info exists ::env(GITK_MSGSDIR)] } {
12114 ## Msgsdir was manually set in the environment.
12115 set gitk_msgsdir $::env(GITK_MSGSDIR)
12116} else {
12117 ## Let's guess the prefix from argv0.
12118 set gitk_prefix [file dirname [file dirname [file normalize $argv0]]]
12119 set gitk_libdir [file join $gitk_prefix share gitk lib]
12120 set gitk_msgsdir [file join $gitk_libdir msgs]
12121 unset gitk_prefix
12122}
12123
12124## Internationalization (i18n) through msgcat and gettext. See
12125## http://www.gnu.org/software/gettext/manual/html_node/Tcl.html
12126package require msgcat
12127namespace import ::msgcat::mc
12128## And eventually load the actual message catalog
12129::msgcat::mcload $gitk_msgsdir
12130
12131catch {
12132 # follow the XDG base directory specification by default. See
12133 # http://standards.freedesktop.org/basedir-spec/basedir-spec-latest.html
12134 if {[info exists env(XDG_CONFIG_HOME)] && $env(XDG_CONFIG_HOME) ne ""} {
12135 # XDG_CONFIG_HOME environment variable is set
12136 set config_file [file join $env(XDG_CONFIG_HOME) git gitk]
12137 set config_file_tmp [file join $env(XDG_CONFIG_HOME) git gitk-tmp]
12138 } else {
12139 # default XDG_CONFIG_HOME
12140 set config_file "~/.config/git/gitk"
12141 set config_file_tmp "~/.config/git/gitk-tmp"
12142 }
12143 if {![file exists $config_file]} {
12144 # for backward compatibility use the old config file if it exists
12145 if {[file exists "~/.gitk"]} {
12146 set config_file "~/.gitk"
12147 set config_file_tmp "~/.gitk-tmp"
12148 } elseif {![file exists [file dirname $config_file]]} {
12149 file mkdir [file dirname $config_file]
12150 }
12151 }
12152 source $config_file
12153}
12154
12155parsefont mainfont $mainfont
12156eval font create mainfont [fontflags mainfont]
12157eval font create mainfontbold [fontflags mainfont 1]
12158
12159parsefont textfont $textfont
12160eval font create textfont [fontflags textfont]
12161eval font create textfontbold [fontflags textfont 1]
12162
12163parsefont uifont $uifont
12164eval font create uifont [fontflags uifont]
12165
12166setui $uicolor
12167
12168setoptions
12169
12170# check that we can find a .git directory somewhere...
12171if {[catch {set gitdir [exec git rev-parse --git-dir]}]} {
12172 show_error {} . [mc "Cannot find a git repository here."]
12173 exit 1
12174}
12175
12176set selecthead {}
12177set selectheadid {}
12178
12179set revtreeargs {}
12180set cmdline_files {}
12181set i 0
12182set revtreeargscmd {}
12183foreach arg $argv {
12184 switch -glob -- $arg {
12185 "" { }
12186 "--" {
12187 set cmdline_files [lrange $argv [expr {$i + 1}] end]
12188 break
12189 }
12190 "--select-commit=*" {
12191 set selecthead [string range $arg 16 end]
12192 }
12193 "--argscmd=*" {
12194 set revtreeargscmd [string range $arg 10 end]
12195 }
12196 default {
12197 lappend revtreeargs $arg
12198 }
12199 }
12200 incr i
12201}
12202
12203if {$selecthead eq "HEAD"} {
12204 set selecthead {}
12205}
12206
12207if {$i >= [llength $argv] && $revtreeargs ne {}} {
12208 # no -- on command line, but some arguments (other than --argscmd)
12209 if {[catch {
12210 set f [eval exec git rev-parse --no-revs --no-flags $revtreeargs]
12211 set cmdline_files [split $f "\n"]
12212 set n [llength $cmdline_files]
12213 set revtreeargs [lrange $revtreeargs 0 end-$n]
12214 # Unfortunately git rev-parse doesn't produce an error when
12215 # something is both a revision and a filename. To be consistent
12216 # with git log and git rev-list, check revtreeargs for filenames.
12217 foreach arg $revtreeargs {
12218 if {[file exists $arg]} {
12219 show_error {} . [mc "Ambiguous argument '%s': both revision\
12220 and filename" $arg]
12221 exit 1
12222 }
12223 }
12224 } err]} {
12225 # unfortunately we get both stdout and stderr in $err,
12226 # so look for "fatal:".
12227 set i [string first "fatal:" $err]
12228 if {$i > 0} {
12229 set err [string range $err [expr {$i + 6}] end]
12230 }
12231 show_error {} . "[mc "Bad arguments to gitk:"]\n$err"
12232 exit 1
12233 }
12234}
12235
12236set nullid "0000000000000000000000000000000000000000"
12237set nullid2 "0000000000000000000000000000000000000001"
12238set nullfile "/dev/null"
12239
12240set have_tk85 [expr {[package vcompare $tk_version "8.5"] >= 0}]
12241if {![info exists have_ttk]} {
12242 set have_ttk [llength [info commands ::ttk::style]]
12243}
12244set use_ttk [expr {$have_ttk && $want_ttk}]
12245set NS [expr {$use_ttk ? "ttk" : ""}]
12246
12247regexp {^git version ([\d.]*\d)} [exec git version] _ git_version
12248
12249set show_notes {}
12250if {[package vcompare $git_version "1.6.6.2"] >= 0} {
12251 set show_notes "--show-notes"
12252}
12253
12254set appname "gitk"
12255
12256set runq {}
12257set history {}
12258set historyindex 0
12259set fh_serial 0
12260set nhl_names {}
12261set highlight_paths {}
12262set findpattern {}
12263set searchdirn -forwards
12264set boldids {}
12265set boldnameids {}
12266set diffelide {0 0}
12267set markingmatches 0
12268set linkentercount 0
12269set need_redisplay 0
12270set nrows_drawn 0
12271set firsttabstop 0
12272
12273set nextviewnum 1
12274set curview 0
12275set selectedview 0
12276set selectedhlview [mc "None"]
12277set highlight_related [mc "None"]
12278set highlight_files {}
12279set viewfiles(0) {}
12280set viewperm(0) 0
12281set viewargs(0) {}
12282set viewargscmd(0) {}
12283
12284set selectedline {}
12285set numcommits 0
12286set loginstance 0
12287set cmdlineok 0
12288set stopped 0
12289set stuffsaved 0
12290set patchnum 0
12291set lserial 0
12292set hasworktree [hasworktree]
12293set cdup {}
12294if {[expr {[exec git rev-parse --is-inside-work-tree] == "true"}]} {
12295 set cdup [exec git rev-parse --show-cdup]
12296}
12297set worktree [exec git rev-parse --show-toplevel]
12298setcoords
12299makewindow
12300catch {
12301 image create photo gitlogo -width 16 -height 16
12302
12303 image create photo gitlogominus -width 4 -height 2
12304 gitlogominus put #C00000 -to 0 0 4 2
12305 gitlogo copy gitlogominus -to 1 5
12306 gitlogo copy gitlogominus -to 6 5
12307 gitlogo copy gitlogominus -to 11 5
12308 image delete gitlogominus
12309
12310 image create photo gitlogoplus -width 4 -height 4
12311 gitlogoplus put #008000 -to 1 0 3 4
12312 gitlogoplus put #008000 -to 0 1 4 3
12313 gitlogo copy gitlogoplus -to 1 9
12314 gitlogo copy gitlogoplus -to 6 9
12315 gitlogo copy gitlogoplus -to 11 9
12316 image delete gitlogoplus
12317
12318 image create photo gitlogo32 -width 32 -height 32
12319 gitlogo32 copy gitlogo -zoom 2 2
12320
12321 wm iconphoto . -default gitlogo gitlogo32
12322}
12323# wait for the window to become visible
12324tkwait visibility .
12325wm title . "$appname: [reponame]"
12326update
12327readrefs
12328
12329if {$cmdline_files ne {} || $revtreeargs ne {} || $revtreeargscmd ne {}} {
12330 # create a view for the files/dirs specified on the command line
12331 set curview 1
12332 set selectedview 1
12333 set nextviewnum 2
12334 set viewname(1) [mc "Command line"]
12335 set viewfiles(1) $cmdline_files
12336 set viewargs(1) $revtreeargs
12337 set viewargscmd(1) $revtreeargscmd
12338 set viewperm(1) 0
12339 set vdatemode(1) 0
12340 addviewmenu 1
12341 .bar.view entryconf [mca "Edit view..."] -state normal
12342 .bar.view entryconf [mca "Delete view"] -state normal
12343}
12344
12345if {[info exists permviews]} {
12346 foreach v $permviews {
12347 set n $nextviewnum
12348 incr nextviewnum
12349 set viewname($n) [lindex $v 0]
12350 set viewfiles($n) [lindex $v 1]
12351 set viewargs($n) [lindex $v 2]
12352 set viewargscmd($n) [lindex $v 3]
12353 set viewperm($n) 1
12354 addviewmenu $n
12355 }
12356}
12357
12358if {[tk windowingsystem] eq "win32"} {
12359 focus -force .
12360}
12361
12362getcommits {}
12363
12364# Local variables:
12365# mode: tcl
12366# indent-tabs-mode: t
12367# tab-width: 8
12368# End: