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
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 $cflist <1> {sel_flist %W %x %y; break}
2589 bind $cflist <B1-Motion> {sel_flist %W %x %y; break}
2590 bind $cflist <ButtonRelease-1> {treeclick %W %x %y}
2591 global ctxbut
2592 bind $cflist $ctxbut {pop_flist_menu %W %X %Y %x %y}
2593 bind $ctext $ctxbut {pop_diff_menu %W %X %Y %x %y}
2594 bind $ctext <Button-1> {focus %W}
2595 bind $ctext <<Selection>> rehighlight_search_results
2596
2597 set maincursor [. cget -cursor]
2598 set textcursor [$ctext cget -cursor]
2599 set curtextcursor $textcursor
2600
2601 set rowctxmenu .rowctxmenu
2602 makemenu $rowctxmenu {
2603 {mc "Diff this -> selected" command {diffvssel 0}}
2604 {mc "Diff selected -> this" command {diffvssel 1}}
2605 {mc "Make patch" command mkpatch}
2606 {mc "Create tag" command mktag}
2607 {mc "Write commit to file" command writecommit}
2608 {mc "Create new branch" command mkbranch}
2609 {mc "Cherry-pick this commit" command cherrypick}
2610 {mc "Reset HEAD branch to here" command resethead}
2611 {mc "Mark this commit" command markhere}
2612 {mc "Return to mark" command gotomark}
2613 {mc "Find descendant of this and mark" command find_common_desc}
2614 {mc "Compare with marked commit" command compare_commits}
2615 {mc "Diff this -> marked commit" command {diffvsmark 0}}
2616 {mc "Diff marked commit -> this" command {diffvsmark 1}}
2617 {mc "Revert this commit" command revert}
2618 }
2619 $rowctxmenu configure -tearoff 0
2620
2621 set fakerowmenu .fakerowmenu
2622 makemenu $fakerowmenu {
2623 {mc "Diff this -> selected" command {diffvssel 0}}
2624 {mc "Diff selected -> this" command {diffvssel 1}}
2625 {mc "Make patch" command mkpatch}
2626 {mc "Diff this -> marked commit" command {diffvsmark 0}}
2627 {mc "Diff marked commit -> this" command {diffvsmark 1}}
2628 }
2629 $fakerowmenu configure -tearoff 0
2630
2631 set headctxmenu .headctxmenu
2632 makemenu $headctxmenu {
2633 {mc "Check out this branch" command cobranch}
2634 {mc "Remove this branch" command rmbranch}
2635 }
2636 $headctxmenu configure -tearoff 0
2637
2638 global flist_menu
2639 set flist_menu .flistctxmenu
2640 makemenu $flist_menu {
2641 {mc "Highlight this too" command {flist_hl 0}}
2642 {mc "Highlight this only" command {flist_hl 1}}
2643 {mc "External diff" command {external_diff}}
2644 {mc "Blame parent commit" command {external_blame 1}}
2645 }
2646 $flist_menu configure -tearoff 0
2647
2648 global diff_menu
2649 set diff_menu .diffctxmenu
2650 makemenu $diff_menu {
2651 {mc "Show origin of this line" command show_line_source}
2652 {mc "Run git gui blame on this line" command {external_blame_diff}}
2653 }
2654 $diff_menu configure -tearoff 0
2655}
2656
2657# Windows sends all mouse wheel events to the current focused window, not
2658# the one where the mouse hovers, so bind those events here and redirect
2659# to the correct window
2660proc windows_mousewheel_redirector {W X Y D} {
2661 global canv canv2 canv3
2662 set w [winfo containing -displayof $W $X $Y]
2663 if {$w ne ""} {
2664 set u [expr {$D < 0 ? 5 : -5}]
2665 if {$w == $canv || $w == $canv2 || $w == $canv3} {
2666 allcanvs yview scroll $u units
2667 } else {
2668 catch {
2669 $w yview scroll $u units
2670 }
2671 }
2672 }
2673}
2674
2675# Update row number label when selectedline changes
2676proc selectedline_change {n1 n2 op} {
2677 global selectedline rownumsel
2678
2679 if {$selectedline eq {}} {
2680 set rownumsel {}
2681 } else {
2682 set rownumsel [expr {$selectedline + 1}]
2683 }
2684}
2685
2686# mouse-2 makes all windows scan vertically, but only the one
2687# the cursor is in scans horizontally
2688proc canvscan {op w x y} {
2689 global canv canv2 canv3
2690 foreach c [list $canv $canv2 $canv3] {
2691 if {$c == $w} {
2692 $c scan $op $x $y
2693 } else {
2694 $c scan $op 0 $y
2695 }
2696 }
2697}
2698
2699proc scrollcanv {cscroll f0 f1} {
2700 $cscroll set $f0 $f1
2701 drawvisible
2702 flushhighlights
2703}
2704
2705# when we make a key binding for the toplevel, make sure
2706# it doesn't get triggered when that key is pressed in the
2707# find string entry widget.
2708proc bindkey {ev script} {
2709 global entries
2710 bind . $ev $script
2711 set escript [bind Entry $ev]
2712 if {$escript == {}} {
2713 set escript [bind Entry <Key>]
2714 }
2715 foreach e $entries {
2716 bind $e $ev "$escript; break"
2717 }
2718}
2719
2720proc bindmodfunctionkey {mod n script} {
2721 bind . <$mod-F$n> $script
2722 catch { bind . <$mod-XF86_Switch_VT_$n> $script }
2723}
2724
2725# set the focus back to the toplevel for any click outside
2726# the entry widgets
2727proc click {w} {
2728 global ctext entries
2729 foreach e [concat $entries $ctext] {
2730 if {$w == $e} return
2731 }
2732 focus .
2733}
2734
2735# Adjust the progress bar for a change in requested extent or canvas size
2736proc adjustprogress {} {
2737 global progresscanv progressitem progresscoords
2738 global fprogitem fprogcoord lastprogupdate progupdatepending
2739 global rprogitem rprogcoord use_ttk
2740
2741 if {$use_ttk} {
2742 $progresscanv configure -value [expr {int($fprogcoord * 100)}]
2743 return
2744 }
2745
2746 set w [expr {[winfo width $progresscanv] - 4}]
2747 set x0 [expr {$w * [lindex $progresscoords 0]}]
2748 set x1 [expr {$w * [lindex $progresscoords 1]}]
2749 set h [winfo height $progresscanv]
2750 $progresscanv coords $progressitem $x0 0 $x1 $h
2751 $progresscanv coords $fprogitem 0 0 [expr {$w * $fprogcoord}] $h
2752 $progresscanv coords $rprogitem 0 0 [expr {$w * $rprogcoord}] $h
2753 set now [clock clicks -milliseconds]
2754 if {$now >= $lastprogupdate + 100} {
2755 set progupdatepending 0
2756 update
2757 } elseif {!$progupdatepending} {
2758 set progupdatepending 1
2759 after [expr {$lastprogupdate + 100 - $now}] doprogupdate
2760 }
2761}
2762
2763proc doprogupdate {} {
2764 global lastprogupdate progupdatepending
2765
2766 if {$progupdatepending} {
2767 set progupdatepending 0
2768 set lastprogupdate [clock clicks -milliseconds]
2769 update
2770 }
2771}
2772
2773proc savestuff {w} {
2774 global canv canv2 canv3 mainfont textfont uifont tabstop
2775 global stuffsaved findmergefiles maxgraphpct
2776 global maxwidth showneartags showlocalchanges
2777 global viewname viewfiles viewargs viewargscmd viewperm nextviewnum
2778 global cmitmode wrapcomment datetimeformat limitdiffs
2779 global colors uicolor bgcolor fgcolor diffcolors diffcontext selectbgcolor
2780 global uifgcolor uifgdisabledcolor
2781 global headbgcolor headfgcolor headoutlinecolor remotebgcolor
2782 global tagbgcolor tagfgcolor tagoutlinecolor
2783 global reflinecolor filesepbgcolor filesepfgcolor
2784 global mergecolors foundbgcolor currentsearchhitbgcolor
2785 global linehoverbgcolor linehoverfgcolor linehoveroutlinecolor circlecolors
2786 global mainheadcirclecolor workingfilescirclecolor indexcirclecolor
2787 global linkfgcolor circleoutlinecolor
2788 global autoselect autosellen extdifftool perfile_attrs markbgcolor use_ttk
2789 global hideremotes want_ttk maxrefs
2790 global config_file config_file_tmp
2791
2792 if {$stuffsaved} return
2793 if {![winfo viewable .]} return
2794 catch {
2795 if {[file exists $config_file_tmp]} {
2796 file delete -force $config_file_tmp
2797 }
2798 set f [open $config_file_tmp w]
2799 if {$::tcl_platform(platform) eq {windows}} {
2800 file attributes $config_file_tmp -hidden true
2801 }
2802 puts $f [list set mainfont $mainfont]
2803 puts $f [list set textfont $textfont]
2804 puts $f [list set uifont $uifont]
2805 puts $f [list set tabstop $tabstop]
2806 puts $f [list set findmergefiles $findmergefiles]
2807 puts $f [list set maxgraphpct $maxgraphpct]
2808 puts $f [list set maxwidth $maxwidth]
2809 puts $f [list set cmitmode $cmitmode]
2810 puts $f [list set wrapcomment $wrapcomment]
2811 puts $f [list set autoselect $autoselect]
2812 puts $f [list set autosellen $autosellen]
2813 puts $f [list set showneartags $showneartags]
2814 puts $f [list set maxrefs $maxrefs]
2815 puts $f [list set hideremotes $hideremotes]
2816 puts $f [list set showlocalchanges $showlocalchanges]
2817 puts $f [list set datetimeformat $datetimeformat]
2818 puts $f [list set limitdiffs $limitdiffs]
2819 puts $f [list set uicolor $uicolor]
2820 puts $f [list set want_ttk $want_ttk]
2821 puts $f [list set bgcolor $bgcolor]
2822 puts $f [list set fgcolor $fgcolor]
2823 puts $f [list set uifgcolor $uifgcolor]
2824 puts $f [list set uifgdisabledcolor $uifgdisabledcolor]
2825 puts $f [list set colors $colors]
2826 puts $f [list set diffcolors $diffcolors]
2827 puts $f [list set mergecolors $mergecolors]
2828 puts $f [list set markbgcolor $markbgcolor]
2829 puts $f [list set diffcontext $diffcontext]
2830 puts $f [list set selectbgcolor $selectbgcolor]
2831 puts $f [list set foundbgcolor $foundbgcolor]
2832 puts $f [list set currentsearchhitbgcolor $currentsearchhitbgcolor]
2833 puts $f [list set extdifftool $extdifftool]
2834 puts $f [list set perfile_attrs $perfile_attrs]
2835 puts $f [list set headbgcolor $headbgcolor]
2836 puts $f [list set headfgcolor $headfgcolor]
2837 puts $f [list set headoutlinecolor $headoutlinecolor]
2838 puts $f [list set remotebgcolor $remotebgcolor]
2839 puts $f [list set tagbgcolor $tagbgcolor]
2840 puts $f [list set tagfgcolor $tagfgcolor]
2841 puts $f [list set tagoutlinecolor $tagoutlinecolor]
2842 puts $f [list set reflinecolor $reflinecolor]
2843 puts $f [list set filesepbgcolor $filesepbgcolor]
2844 puts $f [list set filesepfgcolor $filesepfgcolor]
2845 puts $f [list set linehoverbgcolor $linehoverbgcolor]
2846 puts $f [list set linehoverfgcolor $linehoverfgcolor]
2847 puts $f [list set linehoveroutlinecolor $linehoveroutlinecolor]
2848 puts $f [list set mainheadcirclecolor $mainheadcirclecolor]
2849 puts $f [list set workingfilescirclecolor $workingfilescirclecolor]
2850 puts $f [list set indexcirclecolor $indexcirclecolor]
2851 puts $f [list set circlecolors $circlecolors]
2852 puts $f [list set linkfgcolor $linkfgcolor]
2853 puts $f [list set circleoutlinecolor $circleoutlinecolor]
2854
2855 puts $f "set geometry(main) [wm geometry .]"
2856 puts $f "set geometry(state) [wm state .]"
2857 puts $f "set geometry(topwidth) [winfo width .tf]"
2858 puts $f "set geometry(topheight) [winfo height .tf]"
2859 if {$use_ttk} {
2860 puts $f "set geometry(pwsash0) \"[.tf.histframe.pwclist sashpos 0] 1\""
2861 puts $f "set geometry(pwsash1) \"[.tf.histframe.pwclist sashpos 1] 1\""
2862 } else {
2863 puts $f "set geometry(pwsash0) \"[.tf.histframe.pwclist sash coord 0]\""
2864 puts $f "set geometry(pwsash1) \"[.tf.histframe.pwclist sash coord 1]\""
2865 }
2866 puts $f "set geometry(botwidth) [winfo width .bleft]"
2867 puts $f "set geometry(botheight) [winfo height .bleft]"
2868
2869 puts -nonewline $f "set permviews {"
2870 for {set v 0} {$v < $nextviewnum} {incr v} {
2871 if {$viewperm($v)} {
2872 puts $f "{[list $viewname($v) $viewfiles($v) $viewargs($v) $viewargscmd($v)]}"
2873 }
2874 }
2875 puts $f "}"
2876 close $f
2877 file rename -force $config_file_tmp $config_file
2878 }
2879 set stuffsaved 1
2880}
2881
2882proc resizeclistpanes {win w} {
2883 global oldwidth use_ttk
2884 if {[info exists oldwidth($win)]} {
2885 if {$use_ttk} {
2886 set s0 [$win sashpos 0]
2887 set s1 [$win sashpos 1]
2888 } else {
2889 set s0 [$win sash coord 0]
2890 set s1 [$win sash coord 1]
2891 }
2892 if {$w < 60} {
2893 set sash0 [expr {int($w/2 - 2)}]
2894 set sash1 [expr {int($w*5/6 - 2)}]
2895 } else {
2896 set factor [expr {1.0 * $w / $oldwidth($win)}]
2897 set sash0 [expr {int($factor * [lindex $s0 0])}]
2898 set sash1 [expr {int($factor * [lindex $s1 0])}]
2899 if {$sash0 < 30} {
2900 set sash0 30
2901 }
2902 if {$sash1 < $sash0 + 20} {
2903 set sash1 [expr {$sash0 + 20}]
2904 }
2905 if {$sash1 > $w - 10} {
2906 set sash1 [expr {$w - 10}]
2907 if {$sash0 > $sash1 - 20} {
2908 set sash0 [expr {$sash1 - 20}]
2909 }
2910 }
2911 }
2912 if {$use_ttk} {
2913 $win sashpos 0 $sash0
2914 $win sashpos 1 $sash1
2915 } else {
2916 $win sash place 0 $sash0 [lindex $s0 1]
2917 $win sash place 1 $sash1 [lindex $s1 1]
2918 }
2919 }
2920 set oldwidth($win) $w
2921}
2922
2923proc resizecdetpanes {win w} {
2924 global oldwidth use_ttk
2925 if {[info exists oldwidth($win)]} {
2926 if {$use_ttk} {
2927 set s0 [$win sashpos 0]
2928 } else {
2929 set s0 [$win sash coord 0]
2930 }
2931 if {$w < 60} {
2932 set sash0 [expr {int($w*3/4 - 2)}]
2933 } else {
2934 set factor [expr {1.0 * $w / $oldwidth($win)}]
2935 set sash0 [expr {int($factor * [lindex $s0 0])}]
2936 if {$sash0 < 45} {
2937 set sash0 45
2938 }
2939 if {$sash0 > $w - 15} {
2940 set sash0 [expr {$w - 15}]
2941 }
2942 }
2943 if {$use_ttk} {
2944 $win sashpos 0 $sash0
2945 } else {
2946 $win sash place 0 $sash0 [lindex $s0 1]
2947 }
2948 }
2949 set oldwidth($win) $w
2950}
2951
2952proc allcanvs args {
2953 global canv canv2 canv3
2954 eval $canv $args
2955 eval $canv2 $args
2956 eval $canv3 $args
2957}
2958
2959proc bindall {event action} {
2960 global canv canv2 canv3
2961 bind $canv $event $action
2962 bind $canv2 $event $action
2963 bind $canv3 $event $action
2964}
2965
2966proc about {} {
2967 global uifont NS
2968 set w .about
2969 if {[winfo exists $w]} {
2970 raise $w
2971 return
2972 }
2973 ttk_toplevel $w
2974 wm title $w [mc "About gitk"]
2975 make_transient $w .
2976 message $w.m -text [mc "
2977Gitk - a commit viewer for git
2978
2979Copyright \u00a9 2005-2014 Paul Mackerras
2980
2981Use and redistribute under the terms of the GNU General Public License"] \
2982 -justify center -aspect 400 -border 2 -bg white -relief groove
2983 pack $w.m -side top -fill x -padx 2 -pady 2
2984 ${NS}::button $w.ok -text [mc "Close"] -command "destroy $w" -default active
2985 pack $w.ok -side bottom
2986 bind $w <Visibility> "focus $w.ok"
2987 bind $w <Key-Escape> "destroy $w"
2988 bind $w <Key-Return> "destroy $w"
2989 tk::PlaceWindow $w widget .
2990}
2991
2992proc keys {} {
2993 global NS
2994 set w .keys
2995 if {[winfo exists $w]} {
2996 raise $w
2997 return
2998 }
2999 if {[tk windowingsystem] eq {aqua}} {
3000 set M1T Cmd
3001 } else {
3002 set M1T Ctrl
3003 }
3004 ttk_toplevel $w
3005 wm title $w [mc "Gitk key bindings"]
3006 make_transient $w .
3007 message $w.m -text "
3008[mc "Gitk key bindings:"]
3009
3010[mc "<%s-Q> Quit" $M1T]
3011[mc "<%s-W> Close window" $M1T]
3012[mc "<Home> Move to first commit"]
3013[mc "<End> Move to last commit"]
3014[mc "<Up>, p, k Move up one commit"]
3015[mc "<Down>, n, j Move down one commit"]
3016[mc "<Left>, z, h Go back in history list"]
3017[mc "<Right>, x, l Go forward in history list"]
3018[mc "<PageUp> Move up one page in commit list"]
3019[mc "<PageDown> Move down one page in commit list"]
3020[mc "<%s-Home> Scroll to top of commit list" $M1T]
3021[mc "<%s-End> Scroll to bottom of commit list" $M1T]
3022[mc "<%s-Up> Scroll commit list up one line" $M1T]
3023[mc "<%s-Down> Scroll commit list down one line" $M1T]
3024[mc "<%s-PageUp> Scroll commit list up one page" $M1T]
3025[mc "<%s-PageDown> Scroll commit list down one page" $M1T]
3026[mc "<Shift-Up> Find backwards (upwards, later commits)"]
3027[mc "<Shift-Down> Find forwards (downwards, earlier commits)"]
3028[mc "<Delete>, b Scroll diff view up one page"]
3029[mc "<Backspace> Scroll diff view up one page"]
3030[mc "<Space> Scroll diff view down one page"]
3031[mc "u Scroll diff view up 18 lines"]
3032[mc "d Scroll diff view down 18 lines"]
3033[mc "<%s-F> Find" $M1T]
3034[mc "<%s-G> Move to next find hit" $M1T]
3035[mc "<Return> Move to next find hit"]
3036[mc "/ Focus the search box"]
3037[mc "? Move to previous find hit"]
3038[mc "f Scroll diff view to next file"]
3039[mc "<%s-S> Search for next hit in diff view" $M1T]
3040[mc "<%s-R> Search for previous hit in diff view" $M1T]
3041[mc "<%s-KP+> Increase font size" $M1T]
3042[mc "<%s-plus> Increase font size" $M1T]
3043[mc "<%s-KP-> Decrease font size" $M1T]
3044[mc "<%s-minus> Decrease font size" $M1T]
3045[mc "<F5> Update"]
3046" \
3047 -justify left -bg white -border 2 -relief groove
3048 pack $w.m -side top -fill both -padx 2 -pady 2
3049 ${NS}::button $w.ok -text [mc "Close"] -command "destroy $w" -default active
3050 bind $w <Key-Escape> [list destroy $w]
3051 pack $w.ok -side bottom
3052 bind $w <Visibility> "focus $w.ok"
3053 bind $w <Key-Escape> "destroy $w"
3054 bind $w <Key-Return> "destroy $w"
3055}
3056
3057# Procedures for manipulating the file list window at the
3058# bottom right of the overall window.
3059
3060proc treeview {w l openlevs} {
3061 global treecontents treediropen treeheight treeparent treeindex
3062
3063 set ix 0
3064 set treeindex() 0
3065 set lev 0
3066 set prefix {}
3067 set prefixend -1
3068 set prefendstack {}
3069 set htstack {}
3070 set ht 0
3071 set treecontents() {}
3072 $w conf -state normal
3073 foreach f $l {
3074 while {[string range $f 0 $prefixend] ne $prefix} {
3075 if {$lev <= $openlevs} {
3076 $w mark set e:$treeindex($prefix) "end -1c"
3077 $w mark gravity e:$treeindex($prefix) left
3078 }
3079 set treeheight($prefix) $ht
3080 incr ht [lindex $htstack end]
3081 set htstack [lreplace $htstack end end]
3082 set prefixend [lindex $prefendstack end]
3083 set prefendstack [lreplace $prefendstack end end]
3084 set prefix [string range $prefix 0 $prefixend]
3085 incr lev -1
3086 }
3087 set tail [string range $f [expr {$prefixend+1}] end]
3088 while {[set slash [string first "/" $tail]] >= 0} {
3089 lappend htstack $ht
3090 set ht 0
3091 lappend prefendstack $prefixend
3092 incr prefixend [expr {$slash + 1}]
3093 set d [string range $tail 0 $slash]
3094 lappend treecontents($prefix) $d
3095 set oldprefix $prefix
3096 append prefix $d
3097 set treecontents($prefix) {}
3098 set treeindex($prefix) [incr ix]
3099 set treeparent($prefix) $oldprefix
3100 set tail [string range $tail [expr {$slash+1}] end]
3101 if {$lev <= $openlevs} {
3102 set ht 1
3103 set treediropen($prefix) [expr {$lev < $openlevs}]
3104 set bm [expr {$lev == $openlevs? "tri-rt": "tri-dn"}]
3105 $w mark set d:$ix "end -1c"
3106 $w mark gravity d:$ix left
3107 set str "\n"
3108 for {set i 0} {$i < $lev} {incr i} {append str "\t"}
3109 $w insert end $str
3110 $w image create end -align center -image $bm -padx 1 \
3111 -name a:$ix
3112 $w insert end $d [highlight_tag $prefix]
3113 $w mark set s:$ix "end -1c"
3114 $w mark gravity s:$ix left
3115 }
3116 incr lev
3117 }
3118 if {$tail ne {}} {
3119 if {$lev <= $openlevs} {
3120 incr ht
3121 set str "\n"
3122 for {set i 0} {$i < $lev} {incr i} {append str "\t"}
3123 $w insert end $str
3124 $w insert end $tail [highlight_tag $f]
3125 }
3126 lappend treecontents($prefix) $tail
3127 }
3128 }
3129 while {$htstack ne {}} {
3130 set treeheight($prefix) $ht
3131 incr ht [lindex $htstack end]
3132 set htstack [lreplace $htstack end end]
3133 set prefixend [lindex $prefendstack end]
3134 set prefendstack [lreplace $prefendstack end end]
3135 set prefix [string range $prefix 0 $prefixend]
3136 }
3137 $w conf -state disabled
3138}
3139
3140proc linetoelt {l} {
3141 global treeheight treecontents
3142
3143 set y 2
3144 set prefix {}
3145 while {1} {
3146 foreach e $treecontents($prefix) {
3147 if {$y == $l} {
3148 return "$prefix$e"
3149 }
3150 set n 1
3151 if {[string index $e end] eq "/"} {
3152 set n $treeheight($prefix$e)
3153 if {$y + $n > $l} {
3154 append prefix $e
3155 incr y
3156 break
3157 }
3158 }
3159 incr y $n
3160 }
3161 }
3162}
3163
3164proc highlight_tree {y prefix} {
3165 global treeheight treecontents cflist
3166
3167 foreach e $treecontents($prefix) {
3168 set path $prefix$e
3169 if {[highlight_tag $path] ne {}} {
3170 $cflist tag add bold $y.0 "$y.0 lineend"
3171 }
3172 incr y
3173 if {[string index $e end] eq "/" && $treeheight($path) > 1} {
3174 set y [highlight_tree $y $path]
3175 }
3176 }
3177 return $y
3178}
3179
3180proc treeclosedir {w dir} {
3181 global treediropen treeheight treeparent treeindex
3182
3183 set ix $treeindex($dir)
3184 $w conf -state normal
3185 $w delete s:$ix e:$ix
3186 set treediropen($dir) 0
3187 $w image configure a:$ix -image tri-rt
3188 $w conf -state disabled
3189 set n [expr {1 - $treeheight($dir)}]
3190 while {$dir ne {}} {
3191 incr treeheight($dir) $n
3192 set dir $treeparent($dir)
3193 }
3194}
3195
3196proc treeopendir {w dir} {
3197 global treediropen treeheight treeparent treecontents treeindex
3198
3199 set ix $treeindex($dir)
3200 $w conf -state normal
3201 $w image configure a:$ix -image tri-dn
3202 $w mark set e:$ix s:$ix
3203 $w mark gravity e:$ix right
3204 set lev 0
3205 set str "\n"
3206 set n [llength $treecontents($dir)]
3207 for {set x $dir} {$x ne {}} {set x $treeparent($x)} {
3208 incr lev
3209 append str "\t"
3210 incr treeheight($x) $n
3211 }
3212 foreach e $treecontents($dir) {
3213 set de $dir$e
3214 if {[string index $e end] eq "/"} {
3215 set iy $treeindex($de)
3216 $w mark set d:$iy e:$ix
3217 $w mark gravity d:$iy left
3218 $w insert e:$ix $str
3219 set treediropen($de) 0
3220 $w image create e:$ix -align center -image tri-rt -padx 1 \
3221 -name a:$iy
3222 $w insert e:$ix $e [highlight_tag $de]
3223 $w mark set s:$iy e:$ix
3224 $w mark gravity s:$iy left
3225 set treeheight($de) 1
3226 } else {
3227 $w insert e:$ix $str
3228 $w insert e:$ix $e [highlight_tag $de]
3229 }
3230 }
3231 $w mark gravity e:$ix right
3232 $w conf -state disabled
3233 set treediropen($dir) 1
3234 set top [lindex [split [$w index @0,0] .] 0]
3235 set ht [$w cget -height]
3236 set l [lindex [split [$w index s:$ix] .] 0]
3237 if {$l < $top} {
3238 $w yview $l.0
3239 } elseif {$l + $n + 1 > $top + $ht} {
3240 set top [expr {$l + $n + 2 - $ht}]
3241 if {$l < $top} {
3242 set top $l
3243 }
3244 $w yview $top.0
3245 }
3246}
3247
3248proc treeclick {w x y} {
3249 global treediropen cmitmode ctext cflist cflist_top
3250
3251 if {$cmitmode ne "tree"} return
3252 if {![info exists cflist_top]} return
3253 set l [lindex [split [$w index "@$x,$y"] "."] 0]
3254 $cflist tag remove highlight $cflist_top.0 "$cflist_top.0 lineend"
3255 $cflist tag add highlight $l.0 "$l.0 lineend"
3256 set cflist_top $l
3257 if {$l == 1} {
3258 $ctext yview 1.0
3259 return
3260 }
3261 set e [linetoelt $l]
3262 if {[string index $e end] ne "/"} {
3263 showfile $e
3264 } elseif {$treediropen($e)} {
3265 treeclosedir $w $e
3266 } else {
3267 treeopendir $w $e
3268 }
3269}
3270
3271proc setfilelist {id} {
3272 global treefilelist cflist jump_to_here
3273
3274 treeview $cflist $treefilelist($id) 0
3275 if {$jump_to_here ne {}} {
3276 set f [lindex $jump_to_here 0]
3277 if {[lsearch -exact $treefilelist($id) $f] >= 0} {
3278 showfile $f
3279 }
3280 }
3281}
3282
3283image create bitmap tri-rt -background black -foreground blue -data {
3284 #define tri-rt_width 13
3285 #define tri-rt_height 13
3286 static unsigned char tri-rt_bits[] = {
3287 0x00, 0x00, 0x00, 0x00, 0x10, 0x00, 0x30, 0x00, 0x70, 0x00, 0xf0, 0x00,
3288 0xf0, 0x01, 0xf0, 0x00, 0x70, 0x00, 0x30, 0x00, 0x10, 0x00, 0x00, 0x00,
3289 0x00, 0x00};
3290} -maskdata {
3291 #define tri-rt-mask_width 13
3292 #define tri-rt-mask_height 13
3293 static unsigned char tri-rt-mask_bits[] = {
3294 0x08, 0x00, 0x18, 0x00, 0x38, 0x00, 0x78, 0x00, 0xf8, 0x00, 0xf8, 0x01,
3295 0xf8, 0x03, 0xf8, 0x01, 0xf8, 0x00, 0x78, 0x00, 0x38, 0x00, 0x18, 0x00,
3296 0x08, 0x00};
3297}
3298image create bitmap tri-dn -background black -foreground blue -data {
3299 #define tri-dn_width 13
3300 #define tri-dn_height 13
3301 static unsigned char tri-dn_bits[] = {
3302 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xfc, 0x07, 0xf8, 0x03,
3303 0xf0, 0x01, 0xe0, 0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
3304 0x00, 0x00};
3305} -maskdata {
3306 #define tri-dn-mask_width 13
3307 #define tri-dn-mask_height 13
3308 static unsigned char tri-dn-mask_bits[] = {
3309 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0x1f, 0xfe, 0x0f, 0xfc, 0x07,
3310 0xf8, 0x03, 0xf0, 0x01, 0xe0, 0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00,
3311 0x00, 0x00};
3312}
3313
3314image create bitmap reficon-T -background black -foreground yellow -data {
3315 #define tagicon_width 13
3316 #define tagicon_height 9
3317 static unsigned char tagicon_bits[] = {
3318 0x00, 0x00, 0x00, 0x00, 0xf0, 0x07, 0xf8, 0x07,
3319 0xfc, 0x07, 0xf8, 0x07, 0xf0, 0x07, 0x00, 0x00, 0x00, 0x00};
3320} -maskdata {
3321 #define tagicon-mask_width 13
3322 #define tagicon-mask_height 9
3323 static unsigned char tagicon-mask_bits[] = {
3324 0x00, 0x00, 0xf0, 0x0f, 0xf8, 0x0f, 0xfc, 0x0f,
3325 0xfe, 0x0f, 0xfc, 0x0f, 0xf8, 0x0f, 0xf0, 0x0f, 0x00, 0x00};
3326}
3327set rectdata {
3328 #define headicon_width 13
3329 #define headicon_height 9
3330 static unsigned char headicon_bits[] = {
3331 0x00, 0x00, 0x00, 0x00, 0xf8, 0x07, 0xf8, 0x07,
3332 0xf8, 0x07, 0xf8, 0x07, 0xf8, 0x07, 0x00, 0x00, 0x00, 0x00};
3333}
3334set rectmask {
3335 #define headicon-mask_width 13
3336 #define headicon-mask_height 9
3337 static unsigned char headicon-mask_bits[] = {
3338 0x00, 0x00, 0xfc, 0x0f, 0xfc, 0x0f, 0xfc, 0x0f,
3339 0xfc, 0x0f, 0xfc, 0x0f, 0xfc, 0x0f, 0xfc, 0x0f, 0x00, 0x00};
3340}
3341image create bitmap reficon-H -background black -foreground green \
3342 -data $rectdata -maskdata $rectmask
3343image create bitmap reficon-o -background black -foreground "#ddddff" \
3344 -data $rectdata -maskdata $rectmask
3345
3346proc init_flist {first} {
3347 global cflist cflist_top difffilestart
3348
3349 $cflist conf -state normal
3350 $cflist delete 0.0 end
3351 if {$first ne {}} {
3352 $cflist insert end $first
3353 set cflist_top 1
3354 $cflist tag add highlight 1.0 "1.0 lineend"
3355 } else {
3356 catch {unset cflist_top}
3357 }
3358 $cflist conf -state disabled
3359 set difffilestart {}
3360}
3361
3362proc highlight_tag {f} {
3363 global highlight_paths
3364
3365 foreach p $highlight_paths {
3366 if {[string match $p $f]} {
3367 return "bold"
3368 }
3369 }
3370 return {}
3371}
3372
3373proc highlight_filelist {} {
3374 global cmitmode cflist
3375
3376 $cflist conf -state normal
3377 if {$cmitmode ne "tree"} {
3378 set end [lindex [split [$cflist index end] .] 0]
3379 for {set l 2} {$l < $end} {incr l} {
3380 set line [$cflist get $l.0 "$l.0 lineend"]
3381 if {[highlight_tag $line] ne {}} {
3382 $cflist tag add bold $l.0 "$l.0 lineend"
3383 }
3384 }
3385 } else {
3386 highlight_tree 2 {}
3387 }
3388 $cflist conf -state disabled
3389}
3390
3391proc unhighlight_filelist {} {
3392 global cflist
3393
3394 $cflist conf -state normal
3395 $cflist tag remove bold 1.0 end
3396 $cflist conf -state disabled
3397}
3398
3399proc add_flist {fl} {
3400 global cflist
3401
3402 $cflist conf -state normal
3403 foreach f $fl {
3404 $cflist insert end "\n"
3405 $cflist insert end $f [highlight_tag $f]
3406 }
3407 $cflist conf -state disabled
3408}
3409
3410proc sel_flist {w x y} {
3411 global ctext difffilestart cflist cflist_top cmitmode
3412
3413 if {$cmitmode eq "tree"} return
3414 if {![info exists cflist_top]} return
3415 set l [lindex [split [$w index "@$x,$y"] "."] 0]
3416 $cflist tag remove highlight $cflist_top.0 "$cflist_top.0 lineend"
3417 $cflist tag add highlight $l.0 "$l.0 lineend"
3418 set cflist_top $l
3419 if {$l == 1} {
3420 $ctext yview 1.0
3421 } else {
3422 catch {$ctext yview [lindex $difffilestart [expr {$l - 2}]]}
3423 }
3424 suppress_highlighting_file_for_current_scrollpos
3425}
3426
3427proc pop_flist_menu {w X Y x y} {
3428 global ctext cflist cmitmode flist_menu flist_menu_file
3429 global treediffs diffids
3430
3431 stopfinding
3432 set l [lindex [split [$w index "@$x,$y"] "."] 0]
3433 if {$l <= 1} return
3434 if {$cmitmode eq "tree"} {
3435 set e [linetoelt $l]
3436 if {[string index $e end] eq "/"} return
3437 } else {
3438 set e [lindex $treediffs($diffids) [expr {$l-2}]]
3439 }
3440 set flist_menu_file $e
3441 set xdiffstate "normal"
3442 if {$cmitmode eq "tree"} {
3443 set xdiffstate "disabled"
3444 }
3445 # Disable "External diff" item in tree mode
3446 $flist_menu entryconf 2 -state $xdiffstate
3447 tk_popup $flist_menu $X $Y
3448}
3449
3450proc find_ctext_fileinfo {line} {
3451 global ctext_file_names ctext_file_lines
3452
3453 set ok [bsearch $ctext_file_lines $line]
3454 set tline [lindex $ctext_file_lines $ok]
3455
3456 if {$ok >= [llength $ctext_file_lines] || $line < $tline} {
3457 return {}
3458 } else {
3459 return [list [lindex $ctext_file_names $ok] $tline]
3460 }
3461}
3462
3463proc pop_diff_menu {w X Y x y} {
3464 global ctext diff_menu flist_menu_file
3465 global diff_menu_txtpos diff_menu_line
3466 global diff_menu_filebase
3467
3468 set diff_menu_txtpos [split [$w index "@$x,$y"] "."]
3469 set diff_menu_line [lindex $diff_menu_txtpos 0]
3470 # don't pop up the menu on hunk-separator or file-separator lines
3471 if {[lsearch -glob [$ctext tag names $diff_menu_line.0] "*sep"] >= 0} {
3472 return
3473 }
3474 stopfinding
3475 set f [find_ctext_fileinfo $diff_menu_line]
3476 if {$f eq {}} return
3477 set flist_menu_file [lindex $f 0]
3478 set diff_menu_filebase [lindex $f 1]
3479 tk_popup $diff_menu $X $Y
3480}
3481
3482proc flist_hl {only} {
3483 global flist_menu_file findstring gdttype
3484
3485 set x [shellquote $flist_menu_file]
3486 if {$only || $findstring eq {} || $gdttype ne [mc "touching paths:"]} {
3487 set findstring $x
3488 } else {
3489 append findstring " " $x
3490 }
3491 set gdttype [mc "touching paths:"]
3492}
3493
3494proc gitknewtmpdir {} {
3495 global diffnum gitktmpdir gitdir
3496
3497 if {![info exists gitktmpdir]} {
3498 set gitktmpdir [file join $gitdir [format ".gitk-tmp.%s" [pid]]]
3499 if {[catch {file mkdir $gitktmpdir} err]} {
3500 error_popup "[mc "Error creating temporary directory %s:" $gitktmpdir] $err"
3501 unset gitktmpdir
3502 return {}
3503 }
3504 set diffnum 0
3505 }
3506 incr diffnum
3507 set diffdir [file join $gitktmpdir $diffnum]
3508 if {[catch {file mkdir $diffdir} err]} {
3509 error_popup "[mc "Error creating temporary directory %s:" $diffdir] $err"
3510 return {}
3511 }
3512 return $diffdir
3513}
3514
3515proc save_file_from_commit {filename output what} {
3516 global nullfile
3517
3518 if {[catch {exec git show $filename -- > $output} err]} {
3519 if {[string match "fatal: bad revision *" $err]} {
3520 return $nullfile
3521 }
3522 error_popup "[mc "Error getting \"%s\" from %s:" $filename $what] $err"
3523 return {}
3524 }
3525 return $output
3526}
3527
3528proc external_diff_get_one_file {diffid filename diffdir} {
3529 global nullid nullid2 nullfile
3530 global worktree
3531
3532 if {$diffid == $nullid} {
3533 set difffile [file join $worktree $filename]
3534 if {[file exists $difffile]} {
3535 return $difffile
3536 }
3537 return $nullfile
3538 }
3539 if {$diffid == $nullid2} {
3540 set difffile [file join $diffdir "\[index\] [file tail $filename]"]
3541 return [save_file_from_commit :$filename $difffile index]
3542 }
3543 set difffile [file join $diffdir "\[$diffid\] [file tail $filename]"]
3544 return [save_file_from_commit $diffid:$filename $difffile \
3545 "revision $diffid"]
3546}
3547
3548proc external_diff {} {
3549 global nullid nullid2
3550 global flist_menu_file
3551 global diffids
3552 global extdifftool
3553
3554 if {[llength $diffids] == 1} {
3555 # no reference commit given
3556 set diffidto [lindex $diffids 0]
3557 if {$diffidto eq $nullid} {
3558 # diffing working copy with index
3559 set diffidfrom $nullid2
3560 } elseif {$diffidto eq $nullid2} {
3561 # diffing index with HEAD
3562 set diffidfrom "HEAD"
3563 } else {
3564 # use first parent commit
3565 global parentlist selectedline
3566 set diffidfrom [lindex $parentlist $selectedline 0]
3567 }
3568 } else {
3569 set diffidfrom [lindex $diffids 0]
3570 set diffidto [lindex $diffids 1]
3571 }
3572
3573 # make sure that several diffs wont collide
3574 set diffdir [gitknewtmpdir]
3575 if {$diffdir eq {}} return
3576
3577 # gather files to diff
3578 set difffromfile [external_diff_get_one_file $diffidfrom $flist_menu_file $diffdir]
3579 set difftofile [external_diff_get_one_file $diffidto $flist_menu_file $diffdir]
3580
3581 if {$difffromfile ne {} && $difftofile ne {}} {
3582 set cmd [list [shellsplit $extdifftool] $difffromfile $difftofile]
3583 if {[catch {set fl [open |$cmd r]} err]} {
3584 file delete -force $diffdir
3585 error_popup "$extdifftool: [mc "command failed:"] $err"
3586 } else {
3587 fconfigure $fl -blocking 0
3588 filerun $fl [list delete_at_eof $fl $diffdir]
3589 }
3590 }
3591}
3592
3593proc find_hunk_blamespec {base line} {
3594 global ctext
3595
3596 # Find and parse the hunk header
3597 set s_lix [$ctext search -backwards -regexp ^@@ "$line.0 lineend" $base.0]
3598 if {$s_lix eq {}} return
3599
3600 set s_line [$ctext get $s_lix "$s_lix + 1 lines"]
3601 if {![regexp {^@@@*(( -\d+(,\d+)?)+) \+(\d+)(,\d+)? @@} $s_line \
3602 s_line old_specs osz osz1 new_line nsz]} {
3603 return
3604 }
3605
3606 # base lines for the parents
3607 set base_lines [list $new_line]
3608 foreach old_spec [lrange [split $old_specs " "] 1 end] {
3609 if {![regexp -- {-(\d+)(,\d+)?} $old_spec \
3610 old_spec old_line osz]} {
3611 return
3612 }
3613 lappend base_lines $old_line
3614 }
3615
3616 # Now scan the lines to determine offset within the hunk
3617 set max_parent [expr {[llength $base_lines]-2}]
3618 set dline 0
3619 set s_lno [lindex [split $s_lix "."] 0]
3620
3621 # Determine if the line is removed
3622 set chunk [$ctext get $line.0 "$line.1 + $max_parent chars"]
3623 if {[string match {[-+ ]*} $chunk]} {
3624 set removed_idx [string first "-" $chunk]
3625 # Choose a parent index
3626 if {$removed_idx >= 0} {
3627 set parent $removed_idx
3628 } else {
3629 set unchanged_idx [string first " " $chunk]
3630 if {$unchanged_idx >= 0} {
3631 set parent $unchanged_idx
3632 } else {
3633 # blame the current commit
3634 set parent -1
3635 }
3636 }
3637 # then count other lines that belong to it
3638 for {set i $line} {[incr i -1] > $s_lno} {} {
3639 set chunk [$ctext get $i.0 "$i.1 + $max_parent chars"]
3640 # Determine if the line is removed
3641 set removed_idx [string first "-" $chunk]
3642 if {$parent >= 0} {
3643 set code [string index $chunk $parent]
3644 if {$code eq "-" || ($removed_idx < 0 && $code ne "+")} {
3645 incr dline
3646 }
3647 } else {
3648 if {$removed_idx < 0} {
3649 incr dline
3650 }
3651 }
3652 }
3653 incr parent
3654 } else {
3655 set parent 0
3656 }
3657
3658 incr dline [lindex $base_lines $parent]
3659 return [list $parent $dline]
3660}
3661
3662proc external_blame_diff {} {
3663 global currentid cmitmode
3664 global diff_menu_txtpos diff_menu_line
3665 global diff_menu_filebase flist_menu_file
3666
3667 if {$cmitmode eq "tree"} {
3668 set parent_idx 0
3669 set line [expr {$diff_menu_line - $diff_menu_filebase}]
3670 } else {
3671 set hinfo [find_hunk_blamespec $diff_menu_filebase $diff_menu_line]
3672 if {$hinfo ne {}} {
3673 set parent_idx [lindex $hinfo 0]
3674 set line [lindex $hinfo 1]
3675 } else {
3676 set parent_idx 0
3677 set line 0
3678 }
3679 }
3680
3681 external_blame $parent_idx $line
3682}
3683
3684# Find the SHA1 ID of the blob for file $fname in the index
3685# at stage 0 or 2
3686proc index_sha1 {fname} {
3687 set f [open [list | git ls-files -s $fname] r]
3688 while {[gets $f line] >= 0} {
3689 set info [lindex [split $line "\t"] 0]
3690 set stage [lindex $info 2]
3691 if {$stage eq "0" || $stage eq "2"} {
3692 close $f
3693 return [lindex $info 1]
3694 }
3695 }
3696 close $f
3697 return {}
3698}
3699
3700# Turn an absolute path into one relative to the current directory
3701proc make_relative {f} {
3702 if {[file pathtype $f] eq "relative"} {
3703 return $f
3704 }
3705 set elts [file split $f]
3706 set here [file split [pwd]]
3707 set ei 0
3708 set hi 0
3709 set res {}
3710 foreach d $here {
3711 if {$ei < $hi || $ei >= [llength $elts] || [lindex $elts $ei] ne $d} {
3712 lappend res ".."
3713 } else {
3714 incr ei
3715 }
3716 incr hi
3717 }
3718 set elts [concat $res [lrange $elts $ei end]]
3719 return [eval file join $elts]
3720}
3721
3722proc external_blame {parent_idx {line {}}} {
3723 global flist_menu_file cdup
3724 global nullid nullid2
3725 global parentlist selectedline currentid
3726
3727 if {$parent_idx > 0} {
3728 set base_commit [lindex $parentlist $selectedline [expr {$parent_idx-1}]]
3729 } else {
3730 set base_commit $currentid
3731 }
3732
3733 if {$base_commit eq {} || $base_commit eq $nullid || $base_commit eq $nullid2} {
3734 error_popup [mc "No such commit"]
3735 return
3736 }
3737
3738 set cmdline [list git gui blame]
3739 if {$line ne {} && $line > 1} {
3740 lappend cmdline "--line=$line"
3741 }
3742 set f [file join $cdup $flist_menu_file]
3743 # Unfortunately it seems git gui blame doesn't like
3744 # being given an absolute path...
3745 set f [make_relative $f]
3746 lappend cmdline $base_commit $f
3747 if {[catch {eval exec $cmdline &} err]} {
3748 error_popup "[mc "git gui blame: command failed:"] $err"
3749 }
3750}
3751
3752proc show_line_source {} {
3753 global cmitmode currentid parents curview blamestuff blameinst
3754 global diff_menu_line diff_menu_filebase flist_menu_file
3755 global nullid nullid2 gitdir cdup
3756
3757 set from_index {}
3758 if {$cmitmode eq "tree"} {
3759 set id $currentid
3760 set line [expr {$diff_menu_line - $diff_menu_filebase}]
3761 } else {
3762 set h [find_hunk_blamespec $diff_menu_filebase $diff_menu_line]
3763 if {$h eq {}} return
3764 set pi [lindex $h 0]
3765 if {$pi == 0} {
3766 mark_ctext_line $diff_menu_line
3767 return
3768 }
3769 incr pi -1
3770 if {$currentid eq $nullid} {
3771 if {$pi > 0} {
3772 # must be a merge in progress...
3773 if {[catch {
3774 # get the last line from .git/MERGE_HEAD
3775 set f [open [file join $gitdir MERGE_HEAD] r]
3776 set id [lindex [split [read $f] "\n"] end-1]
3777 close $f
3778 } err]} {
3779 error_popup [mc "Couldn't read merge head: %s" $err]
3780 return
3781 }
3782 } elseif {$parents($curview,$currentid) eq $nullid2} {
3783 # need to do the blame from the index
3784 if {[catch {
3785 set from_index [index_sha1 $flist_menu_file]
3786 } err]} {
3787 error_popup [mc "Error reading index: %s" $err]
3788 return
3789 }
3790 } else {
3791 set id $parents($curview,$currentid)
3792 }
3793 } else {
3794 set id [lindex $parents($curview,$currentid) $pi]
3795 }
3796 set line [lindex $h 1]
3797 }
3798 set blameargs {}
3799 if {$from_index ne {}} {
3800 lappend blameargs | git cat-file blob $from_index
3801 }
3802 lappend blameargs | git blame -p -L$line,+1
3803 if {$from_index ne {}} {
3804 lappend blameargs --contents -
3805 } else {
3806 lappend blameargs $id
3807 }
3808 lappend blameargs -- [file join $cdup $flist_menu_file]
3809 if {[catch {
3810 set f [open $blameargs r]
3811 } err]} {
3812 error_popup [mc "Couldn't start git blame: %s" $err]
3813 return
3814 }
3815 nowbusy blaming [mc "Searching"]
3816 fconfigure $f -blocking 0
3817 set i [reg_instance $f]
3818 set blamestuff($i) {}
3819 set blameinst $i
3820 filerun $f [list read_line_source $f $i]
3821}
3822
3823proc stopblaming {} {
3824 global blameinst
3825
3826 if {[info exists blameinst]} {
3827 stop_instance $blameinst
3828 unset blameinst
3829 notbusy blaming
3830 }
3831}
3832
3833proc read_line_source {fd inst} {
3834 global blamestuff curview commfd blameinst nullid nullid2
3835
3836 while {[gets $fd line] >= 0} {
3837 lappend blamestuff($inst) $line
3838 }
3839 if {![eof $fd]} {
3840 return 1
3841 }
3842 unset commfd($inst)
3843 unset blameinst
3844 notbusy blaming
3845 fconfigure $fd -blocking 1
3846 if {[catch {close $fd} err]} {
3847 error_popup [mc "Error running git blame: %s" $err]
3848 return 0
3849 }
3850
3851 set fname {}
3852 set line [split [lindex $blamestuff($inst) 0] " "]
3853 set id [lindex $line 0]
3854 set lnum [lindex $line 1]
3855 if {[string length $id] == 40 && [string is xdigit $id] &&
3856 [string is digit -strict $lnum]} {
3857 # look for "filename" line
3858 foreach l $blamestuff($inst) {
3859 if {[string match "filename *" $l]} {
3860 set fname [string range $l 9 end]
3861 break
3862 }
3863 }
3864 }
3865 if {$fname ne {}} {
3866 # all looks good, select it
3867 if {$id eq $nullid} {
3868 # blame uses all-zeroes to mean not committed,
3869 # which would mean a change in the index
3870 set id $nullid2
3871 }
3872 if {[commitinview $id $curview]} {
3873 selectline [rowofcommit $id] 1 [list $fname $lnum]
3874 } else {
3875 error_popup [mc "That line comes from commit %s, \
3876 which is not in this view" [shortids $id]]
3877 }
3878 } else {
3879 puts "oops couldn't parse git blame output"
3880 }
3881 return 0
3882}
3883
3884# delete $dir when we see eof on $f (presumably because the child has exited)
3885proc delete_at_eof {f dir} {
3886 while {[gets $f line] >= 0} {}
3887 if {[eof $f]} {
3888 if {[catch {close $f} err]} {
3889 error_popup "[mc "External diff viewer failed:"] $err"
3890 }
3891 file delete -force $dir
3892 return 0
3893 }
3894 return 1
3895}
3896
3897# Functions for adding and removing shell-type quoting
3898
3899proc shellquote {str} {
3900 if {![string match "*\['\"\\ \t]*" $str]} {
3901 return $str
3902 }
3903 if {![string match "*\['\"\\]*" $str]} {
3904 return "\"$str\""
3905 }
3906 if {![string match "*'*" $str]} {
3907 return "'$str'"
3908 }
3909 return "\"[string map {\" \\\" \\ \\\\} $str]\""
3910}
3911
3912proc shellarglist {l} {
3913 set str {}
3914 foreach a $l {
3915 if {$str ne {}} {
3916 append str " "
3917 }
3918 append str [shellquote $a]
3919 }
3920 return $str
3921}
3922
3923proc shelldequote {str} {
3924 set ret {}
3925 set used -1
3926 while {1} {
3927 incr used
3928 if {![regexp -start $used -indices "\['\"\\\\ \t]" $str first]} {
3929 append ret [string range $str $used end]
3930 set used [string length $str]
3931 break
3932 }
3933 set first [lindex $first 0]
3934 set ch [string index $str $first]
3935 if {$first > $used} {
3936 append ret [string range $str $used [expr {$first - 1}]]
3937 set used $first
3938 }
3939 if {$ch eq " " || $ch eq "\t"} break
3940 incr used
3941 if {$ch eq "'"} {
3942 set first [string first "'" $str $used]
3943 if {$first < 0} {
3944 error "unmatched single-quote"
3945 }
3946 append ret [string range $str $used [expr {$first - 1}]]
3947 set used $first
3948 continue
3949 }
3950 if {$ch eq "\\"} {
3951 if {$used >= [string length $str]} {
3952 error "trailing backslash"
3953 }
3954 append ret [string index $str $used]
3955 continue
3956 }
3957 # here ch == "\""
3958 while {1} {
3959 if {![regexp -start $used -indices "\[\"\\\\]" $str first]} {
3960 error "unmatched double-quote"
3961 }
3962 set first [lindex $first 0]
3963 set ch [string index $str $first]
3964 if {$first > $used} {
3965 append ret [string range $str $used [expr {$first - 1}]]
3966 set used $first
3967 }
3968 if {$ch eq "\""} break
3969 incr used
3970 append ret [string index $str $used]
3971 incr used
3972 }
3973 }
3974 return [list $used $ret]
3975}
3976
3977proc shellsplit {str} {
3978 set l {}
3979 while {1} {
3980 set str [string trimleft $str]
3981 if {$str eq {}} break
3982 set dq [shelldequote $str]
3983 set n [lindex $dq 0]
3984 set word [lindex $dq 1]
3985 set str [string range $str $n end]
3986 lappend l $word
3987 }
3988 return $l
3989}
3990
3991# Code to implement multiple views
3992
3993proc newview {ishighlight} {
3994 global nextviewnum newviewname newishighlight
3995 global revtreeargs viewargscmd newviewopts curview
3996
3997 set newishighlight $ishighlight
3998 set top .gitkview
3999 if {[winfo exists $top]} {
4000 raise $top
4001 return
4002 }
4003 decode_view_opts $nextviewnum $revtreeargs
4004 set newviewname($nextviewnum) "[mc "View"] $nextviewnum"
4005 set newviewopts($nextviewnum,perm) 0
4006 set newviewopts($nextviewnum,cmd) $viewargscmd($curview)
4007 vieweditor $top $nextviewnum [mc "Gitk view definition"]
4008}
4009
4010set known_view_options {
4011 {perm b . {} {mc "Remember this view"}}
4012 {reflabel l + {} {mc "References (space separated list):"}}
4013 {refs t15 .. {} {mc "Branches & tags:"}}
4014 {allrefs b *. "--all" {mc "All refs"}}
4015 {branches b . "--branches" {mc "All (local) branches"}}
4016 {tags b . "--tags" {mc "All tags"}}
4017 {remotes b . "--remotes" {mc "All remote-tracking branches"}}
4018 {commitlbl l + {} {mc "Commit Info (regular expressions):"}}
4019 {author t15 .. "--author=*" {mc "Author:"}}
4020 {committer t15 . "--committer=*" {mc "Committer:"}}
4021 {loginfo t15 .. "--grep=*" {mc "Commit Message:"}}
4022 {allmatch b .. "--all-match" {mc "Matches all Commit Info criteria"}}
4023 {changes_l l + {} {mc "Changes to Files:"}}
4024 {pickaxe_s r0 . {} {mc "Fixed String"}}
4025 {pickaxe_t r1 . "--pickaxe-regex" {mc "Regular Expression"}}
4026 {pickaxe t15 .. "-S*" {mc "Search string:"}}
4027 {datelabel l + {} {mc "Commit Dates (\"2 weeks ago\", \"2009-03-17 15:27:38\", \"March 17, 2009 15:27:38\"):"}}
4028 {since t15 .. {"--since=*" "--after=*"} {mc "Since:"}}
4029 {until t15 . {"--until=*" "--before=*"} {mc "Until:"}}
4030 {limit_lbl l + {} {mc "Limit and/or skip a number of revisions (positive integer):"}}
4031 {limit t10 *. "--max-count=*" {mc "Number to show:"}}
4032 {skip t10 . "--skip=*" {mc "Number to skip:"}}
4033 {misc_lbl l + {} {mc "Miscellaneous options:"}}
4034 {dorder b *. {"--date-order" "-d"} {mc "Strictly sort by date"}}
4035 {lright b . "--left-right" {mc "Mark branch sides"}}
4036 {first b . "--first-parent" {mc "Limit to first parent"}}
4037 {smplhst b . "--simplify-by-decoration" {mc "Simple history"}}
4038 {args t50 *. {} {mc "Additional arguments to git log:"}}
4039 {allpaths path + {} {mc "Enter files and directories to include, one per line:"}}
4040 {cmd t50= + {} {mc "Command to generate more commits to include:"}}
4041 }
4042
4043# Convert $newviewopts($n, ...) into args for git log.
4044proc encode_view_opts {n} {
4045 global known_view_options newviewopts
4046
4047 set rargs [list]
4048 foreach opt $known_view_options {
4049 set patterns [lindex $opt 3]
4050 if {$patterns eq {}} continue
4051 set pattern [lindex $patterns 0]
4052
4053 if {[lindex $opt 1] eq "b"} {
4054 set val $newviewopts($n,[lindex $opt 0])
4055 if {$val} {
4056 lappend rargs $pattern
4057 }
4058 } elseif {[regexp {^r(\d+)$} [lindex $opt 1] type value]} {
4059 regexp {^(.*_)} [lindex $opt 0] uselessvar button_id
4060 set val $newviewopts($n,$button_id)
4061 if {$val eq $value} {
4062 lappend rargs $pattern
4063 }
4064 } else {
4065 set val $newviewopts($n,[lindex $opt 0])
4066 set val [string trim $val]
4067 if {$val ne {}} {
4068 set pfix [string range $pattern 0 end-1]
4069 lappend rargs $pfix$val
4070 }
4071 }
4072 }
4073 set rargs [concat $rargs [shellsplit $newviewopts($n,refs)]]
4074 return [concat $rargs [shellsplit $newviewopts($n,args)]]
4075}
4076
4077# Fill $newviewopts($n, ...) based on args for git log.
4078proc decode_view_opts {n view_args} {
4079 global known_view_options newviewopts
4080
4081 foreach opt $known_view_options {
4082 set id [lindex $opt 0]
4083 if {[lindex $opt 1] eq "b"} {
4084 # Checkboxes
4085 set val 0
4086 } elseif {[regexp {^r(\d+)$} [lindex $opt 1]]} {
4087 # Radiobuttons
4088 regexp {^(.*_)} $id uselessvar id
4089 set val 0
4090 } else {
4091 # Text fields
4092 set val {}
4093 }
4094 set newviewopts($n,$id) $val
4095 }
4096 set oargs [list]
4097 set refargs [list]
4098 foreach arg $view_args {
4099 if {[regexp -- {^-([0-9]+)$} $arg arg cnt]
4100 && ![info exists found(limit)]} {
4101 set newviewopts($n,limit) $cnt
4102 set found(limit) 1
4103 continue
4104 }
4105 catch { unset val }
4106 foreach opt $known_view_options {
4107 set id [lindex $opt 0]
4108 if {[info exists found($id)]} continue
4109 foreach pattern [lindex $opt 3] {
4110 if {![string match $pattern $arg]} continue
4111 if {[lindex $opt 1] eq "b"} {
4112 # Check buttons
4113 set val 1
4114 } elseif {[regexp {^r(\d+)$} [lindex $opt 1] match num]} {
4115 # Radio buttons
4116 regexp {^(.*_)} $id uselessvar id
4117 set val $num
4118 } else {
4119 # Text input fields
4120 set size [string length $pattern]
4121 set val [string range $arg [expr {$size-1}] end]
4122 }
4123 set newviewopts($n,$id) $val
4124 set found($id) 1
4125 break
4126 }
4127 if {[info exists val]} break
4128 }
4129 if {[info exists val]} continue
4130 if {[regexp {^-} $arg]} {
4131 lappend oargs $arg
4132 } else {
4133 lappend refargs $arg
4134 }
4135 }
4136 set newviewopts($n,refs) [shellarglist $refargs]
4137 set newviewopts($n,args) [shellarglist $oargs]
4138}
4139
4140proc edit_or_newview {} {
4141 global curview
4142
4143 if {$curview > 0} {
4144 editview
4145 } else {
4146 newview 0
4147 }
4148}
4149
4150proc editview {} {
4151 global curview
4152 global viewname viewperm newviewname newviewopts
4153 global viewargs viewargscmd
4154
4155 set top .gitkvedit-$curview
4156 if {[winfo exists $top]} {
4157 raise $top
4158 return
4159 }
4160 decode_view_opts $curview $viewargs($curview)
4161 set newviewname($curview) $viewname($curview)
4162 set newviewopts($curview,perm) $viewperm($curview)
4163 set newviewopts($curview,cmd) $viewargscmd($curview)
4164 vieweditor $top $curview "[mc "Gitk: edit view"] $viewname($curview)"
4165}
4166
4167proc vieweditor {top n title} {
4168 global newviewname newviewopts viewfiles bgcolor
4169 global known_view_options NS
4170
4171 ttk_toplevel $top
4172 wm title $top [concat $title [mc "-- criteria for selecting revisions"]]
4173 make_transient $top .
4174
4175 # View name
4176 ${NS}::frame $top.nfr
4177 ${NS}::label $top.nl -text [mc "View Name"]
4178 ${NS}::entry $top.name -width 20 -textvariable newviewname($n)
4179 pack $top.nfr -in $top -fill x -pady 5 -padx 3
4180 pack $top.nl -in $top.nfr -side left -padx {0 5}
4181 pack $top.name -in $top.nfr -side left -padx {0 25}
4182
4183 # View options
4184 set cframe $top.nfr
4185 set cexpand 0
4186 set cnt 0
4187 foreach opt $known_view_options {
4188 set id [lindex $opt 0]
4189 set type [lindex $opt 1]
4190 set flags [lindex $opt 2]
4191 set title [eval [lindex $opt 4]]
4192 set lxpad 0
4193
4194 if {$flags eq "+" || $flags eq "*"} {
4195 set cframe $top.fr$cnt
4196 incr cnt
4197 ${NS}::frame $cframe
4198 pack $cframe -in $top -fill x -pady 3 -padx 3
4199 set cexpand [expr {$flags eq "*"}]
4200 } elseif {$flags eq ".." || $flags eq "*."} {
4201 set cframe $top.fr$cnt
4202 incr cnt
4203 ${NS}::frame $cframe
4204 pack $cframe -in $top -fill x -pady 3 -padx [list 15 3]
4205 set cexpand [expr {$flags eq "*."}]
4206 } else {
4207 set lxpad 5
4208 }
4209
4210 if {$type eq "l"} {
4211 ${NS}::label $cframe.l_$id -text $title
4212 pack $cframe.l_$id -in $cframe -side left -pady [list 3 0] -anchor w
4213 } elseif {$type eq "b"} {
4214 ${NS}::checkbutton $cframe.c_$id -text $title -variable newviewopts($n,$id)
4215 pack $cframe.c_$id -in $cframe -side left \
4216 -padx [list $lxpad 0] -expand $cexpand -anchor w
4217 } elseif {[regexp {^r(\d+)$} $type type sz]} {
4218 regexp {^(.*_)} $id uselessvar button_id
4219 ${NS}::radiobutton $cframe.c_$id -text $title -variable newviewopts($n,$button_id) -value $sz
4220 pack $cframe.c_$id -in $cframe -side left \
4221 -padx [list $lxpad 0] -expand $cexpand -anchor w
4222 } elseif {[regexp {^t(\d+)$} $type type sz]} {
4223 ${NS}::label $cframe.l_$id -text $title
4224 ${NS}::entry $cframe.e_$id -width $sz -background $bgcolor \
4225 -textvariable newviewopts($n,$id)
4226 pack $cframe.l_$id -in $cframe -side left -padx [list $lxpad 0]
4227 pack $cframe.e_$id -in $cframe -side left -expand 1 -fill x
4228 } elseif {[regexp {^t(\d+)=$} $type type sz]} {
4229 ${NS}::label $cframe.l_$id -text $title
4230 ${NS}::entry $cframe.e_$id -width $sz -background $bgcolor \
4231 -textvariable newviewopts($n,$id)
4232 pack $cframe.l_$id -in $cframe -side top -pady [list 3 0] -anchor w
4233 pack $cframe.e_$id -in $cframe -side top -fill x
4234 } elseif {$type eq "path"} {
4235 ${NS}::label $top.l -text $title
4236 pack $top.l -in $top -side top -pady [list 3 0] -anchor w -padx 3
4237 text $top.t -width 40 -height 5 -background $bgcolor
4238 if {[info exists viewfiles($n)]} {
4239 foreach f $viewfiles($n) {
4240 $top.t insert end $f
4241 $top.t insert end "\n"
4242 }
4243 $top.t delete {end - 1c} end
4244 $top.t mark set insert 0.0
4245 }
4246 pack $top.t -in $top -side top -pady [list 0 5] -fill both -expand 1 -padx 3
4247 }
4248 }
4249
4250 ${NS}::frame $top.buts
4251 ${NS}::button $top.buts.ok -text [mc "OK"] -command [list newviewok $top $n]
4252 ${NS}::button $top.buts.apply -text [mc "Apply (F5)"] -command [list newviewok $top $n 1]
4253 ${NS}::button $top.buts.can -text [mc "Cancel"] -command [list destroy $top]
4254 bind $top <Control-Return> [list newviewok $top $n]
4255 bind $top <F5> [list newviewok $top $n 1]
4256 bind $top <Escape> [list destroy $top]
4257 grid $top.buts.ok $top.buts.apply $top.buts.can
4258 grid columnconfigure $top.buts 0 -weight 1 -uniform a
4259 grid columnconfigure $top.buts 1 -weight 1 -uniform a
4260 grid columnconfigure $top.buts 2 -weight 1 -uniform a
4261 pack $top.buts -in $top -side top -fill x
4262 focus $top.t
4263}
4264
4265proc doviewmenu {m first cmd op argv} {
4266 set nmenu [$m index end]
4267 for {set i $first} {$i <= $nmenu} {incr i} {
4268 if {[$m entrycget $i -command] eq $cmd} {
4269 eval $m $op $i $argv
4270 break
4271 }
4272 }
4273}
4274
4275proc allviewmenus {n op args} {
4276 # global viewhlmenu
4277
4278 doviewmenu .bar.view 5 [list showview $n] $op $args
4279 # doviewmenu $viewhlmenu 1 [list addvhighlight $n] $op $args
4280}
4281
4282proc newviewok {top n {apply 0}} {
4283 global nextviewnum newviewperm newviewname newishighlight
4284 global viewname viewfiles viewperm selectedview curview
4285 global viewargs viewargscmd newviewopts viewhlmenu
4286
4287 if {[catch {
4288 set newargs [encode_view_opts $n]
4289 } err]} {
4290 error_popup "[mc "Error in commit selection arguments:"] $err" $top
4291 return
4292 }
4293 set files {}
4294 foreach f [split [$top.t get 0.0 end] "\n"] {
4295 set ft [string trim $f]
4296 if {$ft ne {}} {
4297 lappend files $ft
4298 }
4299 }
4300 if {![info exists viewfiles($n)]} {
4301 # creating a new view
4302 incr nextviewnum
4303 set viewname($n) $newviewname($n)
4304 set viewperm($n) $newviewopts($n,perm)
4305 set viewfiles($n) $files
4306 set viewargs($n) $newargs
4307 set viewargscmd($n) $newviewopts($n,cmd)
4308 addviewmenu $n
4309 if {!$newishighlight} {
4310 run showview $n
4311 } else {
4312 run addvhighlight $n
4313 }
4314 } else {
4315 # editing an existing view
4316 set viewperm($n) $newviewopts($n,perm)
4317 if {$newviewname($n) ne $viewname($n)} {
4318 set viewname($n) $newviewname($n)
4319 doviewmenu .bar.view 5 [list showview $n] \
4320 entryconf [list -label $viewname($n)]
4321 # doviewmenu $viewhlmenu 1 [list addvhighlight $n] \
4322 # entryconf [list -label $viewname($n) -value $viewname($n)]
4323 }
4324 if {$files ne $viewfiles($n) || $newargs ne $viewargs($n) || \
4325 $newviewopts($n,cmd) ne $viewargscmd($n)} {
4326 set viewfiles($n) $files
4327 set viewargs($n) $newargs
4328 set viewargscmd($n) $newviewopts($n,cmd)
4329 if {$curview == $n} {
4330 run reloadcommits
4331 }
4332 }
4333 }
4334 if {$apply} return
4335 catch {destroy $top}
4336}
4337
4338proc delview {} {
4339 global curview viewperm hlview selectedhlview
4340
4341 if {$curview == 0} return
4342 if {[info exists hlview] && $hlview == $curview} {
4343 set selectedhlview [mc "None"]
4344 unset hlview
4345 }
4346 allviewmenus $curview delete
4347 set viewperm($curview) 0
4348 showview 0
4349}
4350
4351proc addviewmenu {n} {
4352 global viewname viewhlmenu
4353
4354 .bar.view add radiobutton -label $viewname($n) \
4355 -command [list showview $n] -variable selectedview -value $n
4356 #$viewhlmenu add radiobutton -label $viewname($n) \
4357 # -command [list addvhighlight $n] -variable selectedhlview
4358}
4359
4360proc showview {n} {
4361 global curview cached_commitrow ordertok
4362 global displayorder parentlist rowidlist rowisopt rowfinal
4363 global colormap rowtextx nextcolor canvxmax
4364 global numcommits viewcomplete
4365 global selectedline currentid canv canvy0
4366 global treediffs
4367 global pending_select mainheadid
4368 global commitidx
4369 global selectedview
4370 global hlview selectedhlview commitinterest
4371
4372 if {$n == $curview} return
4373 set selid {}
4374 set ymax [lindex [$canv cget -scrollregion] 3]
4375 set span [$canv yview]
4376 set ytop [expr {[lindex $span 0] * $ymax}]
4377 set ybot [expr {[lindex $span 1] * $ymax}]
4378 set yscreen [expr {($ybot - $ytop) / 2}]
4379 if {$selectedline ne {}} {
4380 set selid $currentid
4381 set y [yc $selectedline]
4382 if {$ytop < $y && $y < $ybot} {
4383 set yscreen [expr {$y - $ytop}]
4384 }
4385 } elseif {[info exists pending_select]} {
4386 set selid $pending_select
4387 unset pending_select
4388 }
4389 unselectline
4390 normalline
4391 catch {unset treediffs}
4392 clear_display
4393 if {[info exists hlview] && $hlview == $n} {
4394 unset hlview
4395 set selectedhlview [mc "None"]
4396 }
4397 catch {unset commitinterest}
4398 catch {unset cached_commitrow}
4399 catch {unset ordertok}
4400
4401 set curview $n
4402 set selectedview $n
4403 .bar.view entryconf [mca "Edit view..."] -state [expr {$n == 0? "disabled": "normal"}]
4404 .bar.view entryconf [mca "Delete view"] -state [expr {$n == 0? "disabled": "normal"}]
4405
4406 run refill_reflist
4407 if {![info exists viewcomplete($n)]} {
4408 getcommits $selid
4409 return
4410 }
4411
4412 set displayorder {}
4413 set parentlist {}
4414 set rowidlist {}
4415 set rowisopt {}
4416 set rowfinal {}
4417 set numcommits $commitidx($n)
4418
4419 catch {unset colormap}
4420 catch {unset rowtextx}
4421 set nextcolor 0
4422 set canvxmax [$canv cget -width]
4423 set curview $n
4424 set row 0
4425 setcanvscroll
4426 set yf 0
4427 set row {}
4428 if {$selid ne {} && [commitinview $selid $n]} {
4429 set row [rowofcommit $selid]
4430 # try to get the selected row in the same position on the screen
4431 set ymax [lindex [$canv cget -scrollregion] 3]
4432 set ytop [expr {[yc $row] - $yscreen}]
4433 if {$ytop < 0} {
4434 set ytop 0
4435 }
4436 set yf [expr {$ytop * 1.0 / $ymax}]
4437 }
4438 allcanvs yview moveto $yf
4439 drawvisible
4440 if {$row ne {}} {
4441 selectline $row 0
4442 } elseif {!$viewcomplete($n)} {
4443 reset_pending_select $selid
4444 } else {
4445 reset_pending_select {}
4446
4447 if {[commitinview $pending_select $curview]} {
4448 selectline [rowofcommit $pending_select] 1
4449 } else {
4450 set row [first_real_row]
4451 if {$row < $numcommits} {
4452 selectline $row 0
4453 }
4454 }
4455 }
4456 if {!$viewcomplete($n)} {
4457 if {$numcommits == 0} {
4458 show_status [mc "Reading commits..."]
4459 }
4460 } elseif {$numcommits == 0} {
4461 show_status [mc "No commits selected"]
4462 }
4463}
4464
4465# Stuff relating to the highlighting facility
4466
4467proc ishighlighted {id} {
4468 global vhighlights fhighlights nhighlights rhighlights
4469
4470 if {[info exists nhighlights($id)] && $nhighlights($id) > 0} {
4471 return $nhighlights($id)
4472 }
4473 if {[info exists vhighlights($id)] && $vhighlights($id) > 0} {
4474 return $vhighlights($id)
4475 }
4476 if {[info exists fhighlights($id)] && $fhighlights($id) > 0} {
4477 return $fhighlights($id)
4478 }
4479 if {[info exists rhighlights($id)] && $rhighlights($id) > 0} {
4480 return $rhighlights($id)
4481 }
4482 return 0
4483}
4484
4485proc bolden {id font} {
4486 global canv linehtag currentid boldids need_redisplay markedid
4487
4488 # need_redisplay = 1 means the display is stale and about to be redrawn
4489 if {$need_redisplay} return
4490 lappend boldids $id
4491 $canv itemconf $linehtag($id) -font $font
4492 if {[info exists currentid] && $id eq $currentid} {
4493 $canv delete secsel
4494 set t [eval $canv create rect [$canv bbox $linehtag($id)] \
4495 -outline {{}} -tags secsel \
4496 -fill [$canv cget -selectbackground]]
4497 $canv lower $t
4498 }
4499 if {[info exists markedid] && $id eq $markedid} {
4500 make_idmark $id
4501 }
4502}
4503
4504proc bolden_name {id font} {
4505 global canv2 linentag currentid boldnameids need_redisplay
4506
4507 if {$need_redisplay} return
4508 lappend boldnameids $id
4509 $canv2 itemconf $linentag($id) -font $font
4510 if {[info exists currentid] && $id eq $currentid} {
4511 $canv2 delete secsel
4512 set t [eval $canv2 create rect [$canv2 bbox $linentag($id)] \
4513 -outline {{}} -tags secsel \
4514 -fill [$canv2 cget -selectbackground]]
4515 $canv2 lower $t
4516 }
4517}
4518
4519proc unbolden {} {
4520 global boldids
4521
4522 set stillbold {}
4523 foreach id $boldids {
4524 if {![ishighlighted $id]} {
4525 bolden $id mainfont
4526 } else {
4527 lappend stillbold $id
4528 }
4529 }
4530 set boldids $stillbold
4531}
4532
4533proc addvhighlight {n} {
4534 global hlview viewcomplete curview vhl_done commitidx
4535
4536 if {[info exists hlview]} {
4537 delvhighlight
4538 }
4539 set hlview $n
4540 if {$n != $curview && ![info exists viewcomplete($n)]} {
4541 start_rev_list $n
4542 }
4543 set vhl_done $commitidx($hlview)
4544 if {$vhl_done > 0} {
4545 drawvisible
4546 }
4547}
4548
4549proc delvhighlight {} {
4550 global hlview vhighlights
4551
4552 if {![info exists hlview]} return
4553 unset hlview
4554 catch {unset vhighlights}
4555 unbolden
4556}
4557
4558proc vhighlightmore {} {
4559 global hlview vhl_done commitidx vhighlights curview
4560
4561 set max $commitidx($hlview)
4562 set vr [visiblerows]
4563 set r0 [lindex $vr 0]
4564 set r1 [lindex $vr 1]
4565 for {set i $vhl_done} {$i < $max} {incr i} {
4566 set id [commitonrow $i $hlview]
4567 if {[commitinview $id $curview]} {
4568 set row [rowofcommit $id]
4569 if {$r0 <= $row && $row <= $r1} {
4570 if {![highlighted $row]} {
4571 bolden $id mainfontbold
4572 }
4573 set vhighlights($id) 1
4574 }
4575 }
4576 }
4577 set vhl_done $max
4578 return 0
4579}
4580
4581proc askvhighlight {row id} {
4582 global hlview vhighlights iddrawn
4583
4584 if {[commitinview $id $hlview]} {
4585 if {[info exists iddrawn($id)] && ![ishighlighted $id]} {
4586 bolden $id mainfontbold
4587 }
4588 set vhighlights($id) 1
4589 } else {
4590 set vhighlights($id) 0
4591 }
4592}
4593
4594proc hfiles_change {} {
4595 global highlight_files filehighlight fhighlights fh_serial
4596 global highlight_paths
4597
4598 if {[info exists filehighlight]} {
4599 # delete previous highlights
4600 catch {close $filehighlight}
4601 unset filehighlight
4602 catch {unset fhighlights}
4603 unbolden
4604 unhighlight_filelist
4605 }
4606 set highlight_paths {}
4607 after cancel do_file_hl $fh_serial
4608 incr fh_serial
4609 if {$highlight_files ne {}} {
4610 after 300 do_file_hl $fh_serial
4611 }
4612}
4613
4614proc gdttype_change {name ix op} {
4615 global gdttype highlight_files findstring findpattern
4616
4617 stopfinding
4618 if {$findstring ne {}} {
4619 if {$gdttype eq [mc "containing:"]} {
4620 if {$highlight_files ne {}} {
4621 set highlight_files {}
4622 hfiles_change
4623 }
4624 findcom_change
4625 } else {
4626 if {$findpattern ne {}} {
4627 set findpattern {}
4628 findcom_change
4629 }
4630 set highlight_files $findstring
4631 hfiles_change
4632 }
4633 drawvisible
4634 }
4635 # enable/disable findtype/findloc menus too
4636}
4637
4638proc find_change {name ix op} {
4639 global gdttype findstring highlight_files
4640
4641 stopfinding
4642 if {$gdttype eq [mc "containing:"]} {
4643 findcom_change
4644 } else {
4645 if {$highlight_files ne $findstring} {
4646 set highlight_files $findstring
4647 hfiles_change
4648 }
4649 }
4650 drawvisible
4651}
4652
4653proc findcom_change args {
4654 global nhighlights boldnameids
4655 global findpattern findtype findstring gdttype
4656
4657 stopfinding
4658 # delete previous highlights, if any
4659 foreach id $boldnameids {
4660 bolden_name $id mainfont
4661 }
4662 set boldnameids {}
4663 catch {unset nhighlights}
4664 unbolden
4665 unmarkmatches
4666 if {$gdttype ne [mc "containing:"] || $findstring eq {}} {
4667 set findpattern {}
4668 } elseif {$findtype eq [mc "Regexp"]} {
4669 set findpattern $findstring
4670 } else {
4671 set e [string map {"*" "\\*" "?" "\\?" "\[" "\\\[" "\\" "\\\\"} \
4672 $findstring]
4673 set findpattern "*$e*"
4674 }
4675}
4676
4677proc makepatterns {l} {
4678 set ret {}
4679 foreach e $l {
4680 set ee [string map {"*" "\\*" "?" "\\?" "\[" "\\\[" "\\" "\\\\"} $e]
4681 if {[string index $ee end] eq "/"} {
4682 lappend ret "$ee*"
4683 } else {
4684 lappend ret $ee
4685 lappend ret "$ee/*"
4686 }
4687 }
4688 return $ret
4689}
4690
4691proc do_file_hl {serial} {
4692 global highlight_files filehighlight highlight_paths gdttype fhl_list
4693 global cdup findtype
4694
4695 if {$gdttype eq [mc "touching paths:"]} {
4696 # If "exact" match then convert backslashes to forward slashes.
4697 # Most useful to support Windows-flavoured file paths.
4698 if {$findtype eq [mc "Exact"]} {
4699 set highlight_files [string map {"\\" "/"} $highlight_files]
4700 }
4701 if {[catch {set paths [shellsplit $highlight_files]}]} return
4702 set highlight_paths [makepatterns $paths]
4703 highlight_filelist
4704 set relative_paths {}
4705 foreach path $paths {
4706 lappend relative_paths [file join $cdup $path]
4707 }
4708 set gdtargs [concat -- $relative_paths]
4709 } elseif {$gdttype eq [mc "adding/removing string:"]} {
4710 set gdtargs [list "-S$highlight_files"]
4711 } elseif {$gdttype eq [mc "changing lines matching:"]} {
4712 set gdtargs [list "-G$highlight_files"]
4713 } else {
4714 # must be "containing:", i.e. we're searching commit info
4715 return
4716 }
4717 set cmd [concat | git diff-tree -r -s --stdin $gdtargs]
4718 set filehighlight [open $cmd r+]
4719 fconfigure $filehighlight -blocking 0
4720 filerun $filehighlight readfhighlight
4721 set fhl_list {}
4722 drawvisible
4723 flushhighlights
4724}
4725
4726proc flushhighlights {} {
4727 global filehighlight fhl_list
4728
4729 if {[info exists filehighlight]} {
4730 lappend fhl_list {}
4731 puts $filehighlight ""
4732 flush $filehighlight
4733 }
4734}
4735
4736proc askfilehighlight {row id} {
4737 global filehighlight fhighlights fhl_list
4738
4739 lappend fhl_list $id
4740 set fhighlights($id) -1
4741 puts $filehighlight $id
4742}
4743
4744proc readfhighlight {} {
4745 global filehighlight fhighlights curview iddrawn
4746 global fhl_list find_dirn
4747
4748 if {![info exists filehighlight]} {
4749 return 0
4750 }
4751 set nr 0
4752 while {[incr nr] <= 100 && [gets $filehighlight line] >= 0} {
4753 set line [string trim $line]
4754 set i [lsearch -exact $fhl_list $line]
4755 if {$i < 0} continue
4756 for {set j 0} {$j < $i} {incr j} {
4757 set id [lindex $fhl_list $j]
4758 set fhighlights($id) 0
4759 }
4760 set fhl_list [lrange $fhl_list [expr {$i+1}] end]
4761 if {$line eq {}} continue
4762 if {![commitinview $line $curview]} continue
4763 if {[info exists iddrawn($line)] && ![ishighlighted $line]} {
4764 bolden $line mainfontbold
4765 }
4766 set fhighlights($line) 1
4767 }
4768 if {[eof $filehighlight]} {
4769 # strange...
4770 puts "oops, git diff-tree died"
4771 catch {close $filehighlight}
4772 unset filehighlight
4773 return 0
4774 }
4775 if {[info exists find_dirn]} {
4776 run findmore
4777 }
4778 return 1
4779}
4780
4781proc doesmatch {f} {
4782 global findtype findpattern
4783
4784 if {$findtype eq [mc "Regexp"]} {
4785 return [regexp $findpattern $f]
4786 } elseif {$findtype eq [mc "IgnCase"]} {
4787 return [string match -nocase $findpattern $f]
4788 } else {
4789 return [string match $findpattern $f]
4790 }
4791}
4792
4793proc askfindhighlight {row id} {
4794 global nhighlights commitinfo iddrawn
4795 global findloc
4796 global markingmatches
4797
4798 if {![info exists commitinfo($id)]} {
4799 getcommit $id
4800 }
4801 set info $commitinfo($id)
4802 set isbold 0
4803 set fldtypes [list [mc Headline] [mc Author] "" [mc Committer] "" [mc Comments]]
4804 foreach f $info ty $fldtypes {
4805 if {$ty eq ""} continue
4806 if {($findloc eq [mc "All fields"] || $findloc eq $ty) &&
4807 [doesmatch $f]} {
4808 if {$ty eq [mc "Author"]} {
4809 set isbold 2
4810 break
4811 }
4812 set isbold 1
4813 }
4814 }
4815 if {$isbold && [info exists iddrawn($id)]} {
4816 if {![ishighlighted $id]} {
4817 bolden $id mainfontbold
4818 if {$isbold > 1} {
4819 bolden_name $id mainfontbold
4820 }
4821 }
4822 if {$markingmatches} {
4823 markrowmatches $row $id
4824 }
4825 }
4826 set nhighlights($id) $isbold
4827}
4828
4829proc markrowmatches {row id} {
4830 global canv canv2 linehtag linentag commitinfo findloc
4831
4832 set headline [lindex $commitinfo($id) 0]
4833 set author [lindex $commitinfo($id) 1]
4834 $canv delete match$row
4835 $canv2 delete match$row
4836 if {$findloc eq [mc "All fields"] || $findloc eq [mc "Headline"]} {
4837 set m [findmatches $headline]
4838 if {$m ne {}} {
4839 markmatches $canv $row $headline $linehtag($id) $m \
4840 [$canv itemcget $linehtag($id) -font] $row
4841 }
4842 }
4843 if {$findloc eq [mc "All fields"] || $findloc eq [mc "Author"]} {
4844 set m [findmatches $author]
4845 if {$m ne {}} {
4846 markmatches $canv2 $row $author $linentag($id) $m \
4847 [$canv2 itemcget $linentag($id) -font] $row
4848 }
4849 }
4850}
4851
4852proc vrel_change {name ix op} {
4853 global highlight_related
4854
4855 rhighlight_none
4856 if {$highlight_related ne [mc "None"]} {
4857 run drawvisible
4858 }
4859}
4860
4861# prepare for testing whether commits are descendents or ancestors of a
4862proc rhighlight_sel {a} {
4863 global descendent desc_todo ancestor anc_todo
4864 global highlight_related
4865
4866 catch {unset descendent}
4867 set desc_todo [list $a]
4868 catch {unset ancestor}
4869 set anc_todo [list $a]
4870 if {$highlight_related ne [mc "None"]} {
4871 rhighlight_none
4872 run drawvisible
4873 }
4874}
4875
4876proc rhighlight_none {} {
4877 global rhighlights
4878
4879 catch {unset rhighlights}
4880 unbolden
4881}
4882
4883proc is_descendent {a} {
4884 global curview children descendent desc_todo
4885
4886 set v $curview
4887 set la [rowofcommit $a]
4888 set todo $desc_todo
4889 set leftover {}
4890 set done 0
4891 for {set i 0} {$i < [llength $todo]} {incr i} {
4892 set do [lindex $todo $i]
4893 if {[rowofcommit $do] < $la} {
4894 lappend leftover $do
4895 continue
4896 }
4897 foreach nk $children($v,$do) {
4898 if {![info exists descendent($nk)]} {
4899 set descendent($nk) 1
4900 lappend todo $nk
4901 if {$nk eq $a} {
4902 set done 1
4903 }
4904 }
4905 }
4906 if {$done} {
4907 set desc_todo [concat $leftover [lrange $todo [expr {$i+1}] end]]
4908 return
4909 }
4910 }
4911 set descendent($a) 0
4912 set desc_todo $leftover
4913}
4914
4915proc is_ancestor {a} {
4916 global curview parents ancestor anc_todo
4917
4918 set v $curview
4919 set la [rowofcommit $a]
4920 set todo $anc_todo
4921 set leftover {}
4922 set done 0
4923 for {set i 0} {$i < [llength $todo]} {incr i} {
4924 set do [lindex $todo $i]
4925 if {![commitinview $do $v] || [rowofcommit $do] > $la} {
4926 lappend leftover $do
4927 continue
4928 }
4929 foreach np $parents($v,$do) {
4930 if {![info exists ancestor($np)]} {
4931 set ancestor($np) 1
4932 lappend todo $np
4933 if {$np eq $a} {
4934 set done 1
4935 }
4936 }
4937 }
4938 if {$done} {
4939 set anc_todo [concat $leftover [lrange $todo [expr {$i+1}] end]]
4940 return
4941 }
4942 }
4943 set ancestor($a) 0
4944 set anc_todo $leftover
4945}
4946
4947proc askrelhighlight {row id} {
4948 global descendent highlight_related iddrawn rhighlights
4949 global selectedline ancestor
4950
4951 if {$selectedline eq {}} return
4952 set isbold 0
4953 if {$highlight_related eq [mc "Descendant"] ||
4954 $highlight_related eq [mc "Not descendant"]} {
4955 if {![info exists descendent($id)]} {
4956 is_descendent $id
4957 }
4958 if {$descendent($id) == ($highlight_related eq [mc "Descendant"])} {
4959 set isbold 1
4960 }
4961 } elseif {$highlight_related eq [mc "Ancestor"] ||
4962 $highlight_related eq [mc "Not ancestor"]} {
4963 if {![info exists ancestor($id)]} {
4964 is_ancestor $id
4965 }
4966 if {$ancestor($id) == ($highlight_related eq [mc "Ancestor"])} {
4967 set isbold 1
4968 }
4969 }
4970 if {[info exists iddrawn($id)]} {
4971 if {$isbold && ![ishighlighted $id]} {
4972 bolden $id mainfontbold
4973 }
4974 }
4975 set rhighlights($id) $isbold
4976}
4977
4978# Graph layout functions
4979
4980proc shortids {ids} {
4981 set res {}
4982 foreach id $ids {
4983 if {[llength $id] > 1} {
4984 lappend res [shortids $id]
4985 } elseif {[regexp {^[0-9a-f]{40}$} $id]} {
4986 lappend res [string range $id 0 7]
4987 } else {
4988 lappend res $id
4989 }
4990 }
4991 return $res
4992}
4993
4994proc ntimes {n o} {
4995 set ret {}
4996 set o [list $o]
4997 for {set mask 1} {$mask <= $n} {incr mask $mask} {
4998 if {($n & $mask) != 0} {
4999 set ret [concat $ret $o]
5000 }
5001 set o [concat $o $o]
5002 }
5003 return $ret
5004}
5005
5006proc ordertoken {id} {
5007 global ordertok curview varcid varcstart varctok curview parents children
5008 global nullid nullid2
5009
5010 if {[info exists ordertok($id)]} {
5011 return $ordertok($id)
5012 }
5013 set origid $id
5014 set todo {}
5015 while {1} {
5016 if {[info exists varcid($curview,$id)]} {
5017 set a $varcid($curview,$id)
5018 set p [lindex $varcstart($curview) $a]
5019 } else {
5020 set p [lindex $children($curview,$id) 0]
5021 }
5022 if {[info exists ordertok($p)]} {
5023 set tok $ordertok($p)
5024 break
5025 }
5026 set id [first_real_child $curview,$p]
5027 if {$id eq {}} {
5028 # it's a root
5029 set tok [lindex $varctok($curview) $varcid($curview,$p)]
5030 break
5031 }
5032 if {[llength $parents($curview,$id)] == 1} {
5033 lappend todo [list $p {}]
5034 } else {
5035 set j [lsearch -exact $parents($curview,$id) $p]
5036 if {$j < 0} {
5037 puts "oops didn't find [shortids $p] in parents of [shortids $id]"
5038 }
5039 lappend todo [list $p [strrep $j]]
5040 }
5041 }
5042 for {set i [llength $todo]} {[incr i -1] >= 0} {} {
5043 set p [lindex $todo $i 0]
5044 append tok [lindex $todo $i 1]
5045 set ordertok($p) $tok
5046 }
5047 set ordertok($origid) $tok
5048 return $tok
5049}
5050
5051# Work out where id should go in idlist so that order-token
5052# values increase from left to right
5053proc idcol {idlist id {i 0}} {
5054 set t [ordertoken $id]
5055 if {$i < 0} {
5056 set i 0
5057 }
5058 if {$i >= [llength $idlist] || $t < [ordertoken [lindex $idlist $i]]} {
5059 if {$i > [llength $idlist]} {
5060 set i [llength $idlist]
5061 }
5062 while {[incr i -1] >= 0 && $t < [ordertoken [lindex $idlist $i]]} {}
5063 incr i
5064 } else {
5065 if {$t > [ordertoken [lindex $idlist $i]]} {
5066 while {[incr i] < [llength $idlist] &&
5067 $t >= [ordertoken [lindex $idlist $i]]} {}
5068 }
5069 }
5070 return $i
5071}
5072
5073proc initlayout {} {
5074 global rowidlist rowisopt rowfinal displayorder parentlist
5075 global numcommits canvxmax canv
5076 global nextcolor
5077 global colormap rowtextx
5078
5079 set numcommits 0
5080 set displayorder {}
5081 set parentlist {}
5082 set nextcolor 0
5083 set rowidlist {}
5084 set rowisopt {}
5085 set rowfinal {}
5086 set canvxmax [$canv cget -width]
5087 catch {unset colormap}
5088 catch {unset rowtextx}
5089 setcanvscroll
5090}
5091
5092proc setcanvscroll {} {
5093 global canv canv2 canv3 numcommits linespc canvxmax canvy0
5094 global lastscrollset lastscrollrows
5095
5096 set ymax [expr {$canvy0 + ($numcommits - 0.5) * $linespc + 2}]
5097 $canv conf -scrollregion [list 0 0 $canvxmax $ymax]
5098 $canv2 conf -scrollregion [list 0 0 0 $ymax]
5099 $canv3 conf -scrollregion [list 0 0 0 $ymax]
5100 set lastscrollset [clock clicks -milliseconds]
5101 set lastscrollrows $numcommits
5102}
5103
5104proc visiblerows {} {
5105 global canv numcommits linespc
5106
5107 set ymax [lindex [$canv cget -scrollregion] 3]
5108 if {$ymax eq {} || $ymax == 0} return
5109 set f [$canv yview]
5110 set y0 [expr {int([lindex $f 0] * $ymax)}]
5111 set r0 [expr {int(($y0 - 3) / $linespc) - 1}]
5112 if {$r0 < 0} {
5113 set r0 0
5114 }
5115 set y1 [expr {int([lindex $f 1] * $ymax)}]
5116 set r1 [expr {int(($y1 - 3) / $linespc) + 1}]
5117 if {$r1 >= $numcommits} {
5118 set r1 [expr {$numcommits - 1}]
5119 }
5120 return [list $r0 $r1]
5121}
5122
5123proc layoutmore {} {
5124 global commitidx viewcomplete curview
5125 global numcommits pending_select curview
5126 global lastscrollset lastscrollrows
5127
5128 if {$lastscrollrows < 100 || $viewcomplete($curview) ||
5129 [clock clicks -milliseconds] - $lastscrollset > 500} {
5130 setcanvscroll
5131 }
5132 if {[info exists pending_select] &&
5133 [commitinview $pending_select $curview]} {
5134 update
5135 selectline [rowofcommit $pending_select] 1
5136 }
5137 drawvisible
5138}
5139
5140# With path limiting, we mightn't get the actual HEAD commit,
5141# so ask git rev-list what is the first ancestor of HEAD that
5142# touches a file in the path limit.
5143proc get_viewmainhead {view} {
5144 global viewmainheadid vfilelimit viewinstances mainheadid
5145
5146 catch {
5147 set rfd [open [concat | git rev-list -1 $mainheadid \
5148 -- $vfilelimit($view)] r]
5149 set j [reg_instance $rfd]
5150 lappend viewinstances($view) $j
5151 fconfigure $rfd -blocking 0
5152 filerun $rfd [list getviewhead $rfd $j $view]
5153 set viewmainheadid($curview) {}
5154 }
5155}
5156
5157# git rev-list should give us just 1 line to use as viewmainheadid($view)
5158proc getviewhead {fd inst view} {
5159 global viewmainheadid commfd curview viewinstances showlocalchanges
5160
5161 set id {}
5162 if {[gets $fd line] < 0} {
5163 if {![eof $fd]} {
5164 return 1
5165 }
5166 } elseif {[string length $line] == 40 && [string is xdigit $line]} {
5167 set id $line
5168 }
5169 set viewmainheadid($view) $id
5170 close $fd
5171 unset commfd($inst)
5172 set i [lsearch -exact $viewinstances($view) $inst]
5173 if {$i >= 0} {
5174 set viewinstances($view) [lreplace $viewinstances($view) $i $i]
5175 }
5176 if {$showlocalchanges && $id ne {} && $view == $curview} {
5177 doshowlocalchanges
5178 }
5179 return 0
5180}
5181
5182proc doshowlocalchanges {} {
5183 global curview viewmainheadid
5184
5185 if {$viewmainheadid($curview) eq {}} return
5186 if {[commitinview $viewmainheadid($curview) $curview]} {
5187 dodiffindex
5188 } else {
5189 interestedin $viewmainheadid($curview) dodiffindex
5190 }
5191}
5192
5193proc dohidelocalchanges {} {
5194 global nullid nullid2 lserial curview
5195
5196 if {[commitinview $nullid $curview]} {
5197 removefakerow $nullid
5198 }
5199 if {[commitinview $nullid2 $curview]} {
5200 removefakerow $nullid2
5201 }
5202 incr lserial
5203}
5204
5205# spawn off a process to do git diff-index --cached HEAD
5206proc dodiffindex {} {
5207 global lserial showlocalchanges vfilelimit curview
5208 global hasworktree
5209
5210 if {!$showlocalchanges || !$hasworktree} return
5211 incr lserial
5212 set cmd "|git diff-index --cached HEAD"
5213 if {$vfilelimit($curview) ne {}} {
5214 set cmd [concat $cmd -- $vfilelimit($curview)]
5215 }
5216 set fd [open $cmd r]
5217 fconfigure $fd -blocking 0
5218 set i [reg_instance $fd]
5219 filerun $fd [list readdiffindex $fd $lserial $i]
5220}
5221
5222proc readdiffindex {fd serial inst} {
5223 global viewmainheadid nullid nullid2 curview commitinfo commitdata lserial
5224 global vfilelimit
5225
5226 set isdiff 1
5227 if {[gets $fd line] < 0} {
5228 if {![eof $fd]} {
5229 return 1
5230 }
5231 set isdiff 0
5232 }
5233 # we only need to see one line and we don't really care what it says...
5234 stop_instance $inst
5235
5236 if {$serial != $lserial} {
5237 return 0
5238 }
5239
5240 # now see if there are any local changes not checked in to the index
5241 set cmd "|git diff-files"
5242 if {$vfilelimit($curview) ne {}} {
5243 set cmd [concat $cmd -- $vfilelimit($curview)]
5244 }
5245 set fd [open $cmd r]
5246 fconfigure $fd -blocking 0
5247 set i [reg_instance $fd]
5248 filerun $fd [list readdifffiles $fd $serial $i]
5249
5250 if {$isdiff && ![commitinview $nullid2 $curview]} {
5251 # add the line for the changes in the index to the graph
5252 set hl [mc "Local changes checked in to index but not committed"]
5253 set commitinfo($nullid2) [list $hl {} {} {} {} " $hl\n"]
5254 set commitdata($nullid2) "\n $hl\n"
5255 if {[commitinview $nullid $curview]} {
5256 removefakerow $nullid
5257 }
5258 insertfakerow $nullid2 $viewmainheadid($curview)
5259 } elseif {!$isdiff && [commitinview $nullid2 $curview]} {
5260 if {[commitinview $nullid $curview]} {
5261 removefakerow $nullid
5262 }
5263 removefakerow $nullid2
5264 }
5265 return 0
5266}
5267
5268proc readdifffiles {fd serial inst} {
5269 global viewmainheadid nullid nullid2 curview
5270 global commitinfo commitdata lserial
5271
5272 set isdiff 1
5273 if {[gets $fd line] < 0} {
5274 if {![eof $fd]} {
5275 return 1
5276 }
5277 set isdiff 0
5278 }
5279 # we only need to see one line and we don't really care what it says...
5280 stop_instance $inst
5281
5282 if {$serial != $lserial} {
5283 return 0
5284 }
5285
5286 if {$isdiff && ![commitinview $nullid $curview]} {
5287 # add the line for the local diff to the graph
5288 set hl [mc "Local uncommitted changes, not checked in to index"]
5289 set commitinfo($nullid) [list $hl {} {} {} {} " $hl\n"]
5290 set commitdata($nullid) "\n $hl\n"
5291 if {[commitinview $nullid2 $curview]} {
5292 set p $nullid2
5293 } else {
5294 set p $viewmainheadid($curview)
5295 }
5296 insertfakerow $nullid $p
5297 } elseif {!$isdiff && [commitinview $nullid $curview]} {
5298 removefakerow $nullid
5299 }
5300 return 0
5301}
5302
5303proc nextuse {id row} {
5304 global curview children
5305
5306 if {[info exists children($curview,$id)]} {
5307 foreach kid $children($curview,$id) {
5308 if {![commitinview $kid $curview]} {
5309 return -1
5310 }
5311 if {[rowofcommit $kid] > $row} {
5312 return [rowofcommit $kid]
5313 }
5314 }
5315 }
5316 if {[commitinview $id $curview]} {
5317 return [rowofcommit $id]
5318 }
5319 return -1
5320}
5321
5322proc prevuse {id row} {
5323 global curview children
5324
5325 set ret -1
5326 if {[info exists children($curview,$id)]} {
5327 foreach kid $children($curview,$id) {
5328 if {![commitinview $kid $curview]} break
5329 if {[rowofcommit $kid] < $row} {
5330 set ret [rowofcommit $kid]
5331 }
5332 }
5333 }
5334 return $ret
5335}
5336
5337proc make_idlist {row} {
5338 global displayorder parentlist uparrowlen downarrowlen mingaplen
5339 global commitidx curview children
5340
5341 set r [expr {$row - $mingaplen - $downarrowlen - 1}]
5342 if {$r < 0} {
5343 set r 0
5344 }
5345 set ra [expr {$row - $downarrowlen}]
5346 if {$ra < 0} {
5347 set ra 0
5348 }
5349 set rb [expr {$row + $uparrowlen}]
5350 if {$rb > $commitidx($curview)} {
5351 set rb $commitidx($curview)
5352 }
5353 make_disporder $r [expr {$rb + 1}]
5354 set ids {}
5355 for {} {$r < $ra} {incr r} {
5356 set nextid [lindex $displayorder [expr {$r + 1}]]
5357 foreach p [lindex $parentlist $r] {
5358 if {$p eq $nextid} continue
5359 set rn [nextuse $p $r]
5360 if {$rn >= $row &&
5361 $rn <= $r + $downarrowlen + $mingaplen + $uparrowlen} {
5362 lappend ids [list [ordertoken $p] $p]
5363 }
5364 }
5365 }
5366 for {} {$r < $row} {incr r} {
5367 set nextid [lindex $displayorder [expr {$r + 1}]]
5368 foreach p [lindex $parentlist $r] {
5369 if {$p eq $nextid} continue
5370 set rn [nextuse $p $r]
5371 if {$rn < 0 || $rn >= $row} {
5372 lappend ids [list [ordertoken $p] $p]
5373 }
5374 }
5375 }
5376 set id [lindex $displayorder $row]
5377 lappend ids [list [ordertoken $id] $id]
5378 while {$r < $rb} {
5379 foreach p [lindex $parentlist $r] {
5380 set firstkid [lindex $children($curview,$p) 0]
5381 if {[rowofcommit $firstkid] < $row} {
5382 lappend ids [list [ordertoken $p] $p]
5383 }
5384 }
5385 incr r
5386 set id [lindex $displayorder $r]
5387 if {$id ne {}} {
5388 set firstkid [lindex $children($curview,$id) 0]
5389 if {$firstkid ne {} && [rowofcommit $firstkid] < $row} {
5390 lappend ids [list [ordertoken $id] $id]
5391 }
5392 }
5393 }
5394 set idlist {}
5395 foreach idx [lsort -unique $ids] {
5396 lappend idlist [lindex $idx 1]
5397 }
5398 return $idlist
5399}
5400
5401proc rowsequal {a b} {
5402 while {[set i [lsearch -exact $a {}]] >= 0} {
5403 set a [lreplace $a $i $i]
5404 }
5405 while {[set i [lsearch -exact $b {}]] >= 0} {
5406 set b [lreplace $b $i $i]
5407 }
5408 return [expr {$a eq $b}]
5409}
5410
5411proc makeupline {id row rend col} {
5412 global rowidlist uparrowlen downarrowlen mingaplen
5413
5414 for {set r $rend} {1} {set r $rstart} {
5415 set rstart [prevuse $id $r]
5416 if {$rstart < 0} return
5417 if {$rstart < $row} break
5418 }
5419 if {$rstart + $uparrowlen + $mingaplen + $downarrowlen < $rend} {
5420 set rstart [expr {$rend - $uparrowlen - 1}]
5421 }
5422 for {set r $rstart} {[incr r] <= $row} {} {
5423 set idlist [lindex $rowidlist $r]
5424 if {$idlist ne {} && [lsearch -exact $idlist $id] < 0} {
5425 set col [idcol $idlist $id $col]
5426 lset rowidlist $r [linsert $idlist $col $id]
5427 changedrow $r
5428 }
5429 }
5430}
5431
5432proc layoutrows {row endrow} {
5433 global rowidlist rowisopt rowfinal displayorder
5434 global uparrowlen downarrowlen maxwidth mingaplen
5435 global children parentlist
5436 global commitidx viewcomplete curview
5437
5438 make_disporder [expr {$row - 1}] [expr {$endrow + $uparrowlen}]
5439 set idlist {}
5440 if {$row > 0} {
5441 set rm1 [expr {$row - 1}]
5442 foreach id [lindex $rowidlist $rm1] {
5443 if {$id ne {}} {
5444 lappend idlist $id
5445 }
5446 }
5447 set final [lindex $rowfinal $rm1]
5448 }
5449 for {} {$row < $endrow} {incr row} {
5450 set rm1 [expr {$row - 1}]
5451 if {$rm1 < 0 || $idlist eq {}} {
5452 set idlist [make_idlist $row]
5453 set final 1
5454 } else {
5455 set id [lindex $displayorder $rm1]
5456 set col [lsearch -exact $idlist $id]
5457 set idlist [lreplace $idlist $col $col]
5458 foreach p [lindex $parentlist $rm1] {
5459 if {[lsearch -exact $idlist $p] < 0} {
5460 set col [idcol $idlist $p $col]
5461 set idlist [linsert $idlist $col $p]
5462 # if not the first child, we have to insert a line going up
5463 if {$id ne [lindex $children($curview,$p) 0]} {
5464 makeupline $p $rm1 $row $col
5465 }
5466 }
5467 }
5468 set id [lindex $displayorder $row]
5469 if {$row > $downarrowlen} {
5470 set termrow [expr {$row - $downarrowlen - 1}]
5471 foreach p [lindex $parentlist $termrow] {
5472 set i [lsearch -exact $idlist $p]
5473 if {$i < 0} continue
5474 set nr [nextuse $p $termrow]
5475 if {$nr < 0 || $nr >= $row + $mingaplen + $uparrowlen} {
5476 set idlist [lreplace $idlist $i $i]
5477 }
5478 }
5479 }
5480 set col [lsearch -exact $idlist $id]
5481 if {$col < 0} {
5482 set col [idcol $idlist $id]
5483 set idlist [linsert $idlist $col $id]
5484 if {$children($curview,$id) ne {}} {
5485 makeupline $id $rm1 $row $col
5486 }
5487 }
5488 set r [expr {$row + $uparrowlen - 1}]
5489 if {$r < $commitidx($curview)} {
5490 set x $col
5491 foreach p [lindex $parentlist $r] {
5492 if {[lsearch -exact $idlist $p] >= 0} continue
5493 set fk [lindex $children($curview,$p) 0]
5494 if {[rowofcommit $fk] < $row} {
5495 set x [idcol $idlist $p $x]
5496 set idlist [linsert $idlist $x $p]
5497 }
5498 }
5499 if {[incr r] < $commitidx($curview)} {
5500 set p [lindex $displayorder $r]
5501 if {[lsearch -exact $idlist $p] < 0} {
5502 set fk [lindex $children($curview,$p) 0]
5503 if {$fk ne {} && [rowofcommit $fk] < $row} {
5504 set x [idcol $idlist $p $x]
5505 set idlist [linsert $idlist $x $p]
5506 }
5507 }
5508 }
5509 }
5510 }
5511 if {$final && !$viewcomplete($curview) &&
5512 $row + $uparrowlen + $mingaplen + $downarrowlen
5513 >= $commitidx($curview)} {
5514 set final 0
5515 }
5516 set l [llength $rowidlist]
5517 if {$row == $l} {
5518 lappend rowidlist $idlist
5519 lappend rowisopt 0
5520 lappend rowfinal $final
5521 } elseif {$row < $l} {
5522 if {![rowsequal $idlist [lindex $rowidlist $row]]} {
5523 lset rowidlist $row $idlist
5524 changedrow $row
5525 }
5526 lset rowfinal $row $final
5527 } else {
5528 set pad [ntimes [expr {$row - $l}] {}]
5529 set rowidlist [concat $rowidlist $pad]
5530 lappend rowidlist $idlist
5531 set rowfinal [concat $rowfinal $pad]
5532 lappend rowfinal $final
5533 set rowisopt [concat $rowisopt [ntimes [expr {$row - $l + 1}] 0]]
5534 }
5535 }
5536 return $row
5537}
5538
5539proc changedrow {row} {
5540 global displayorder iddrawn rowisopt need_redisplay
5541
5542 set l [llength $rowisopt]
5543 if {$row < $l} {
5544 lset rowisopt $row 0
5545 if {$row + 1 < $l} {
5546 lset rowisopt [expr {$row + 1}] 0
5547 if {$row + 2 < $l} {
5548 lset rowisopt [expr {$row + 2}] 0
5549 }
5550 }
5551 }
5552 set id [lindex $displayorder $row]
5553 if {[info exists iddrawn($id)]} {
5554 set need_redisplay 1
5555 }
5556}
5557
5558proc insert_pad {row col npad} {
5559 global rowidlist
5560
5561 set pad [ntimes $npad {}]
5562 set idlist [lindex $rowidlist $row]
5563 set bef [lrange $idlist 0 [expr {$col - 1}]]
5564 set aft [lrange $idlist $col end]
5565 set i [lsearch -exact $aft {}]
5566 if {$i > 0} {
5567 set aft [lreplace $aft $i $i]
5568 }
5569 lset rowidlist $row [concat $bef $pad $aft]
5570 changedrow $row
5571}
5572
5573proc optimize_rows {row col endrow} {
5574 global rowidlist rowisopt displayorder curview children
5575
5576 if {$row < 1} {
5577 set row 1
5578 }
5579 for {} {$row < $endrow} {incr row; set col 0} {
5580 if {[lindex $rowisopt $row]} continue
5581 set haspad 0
5582 set y0 [expr {$row - 1}]
5583 set ym [expr {$row - 2}]
5584 set idlist [lindex $rowidlist $row]
5585 set previdlist [lindex $rowidlist $y0]
5586 if {$idlist eq {} || $previdlist eq {}} continue
5587 if {$ym >= 0} {
5588 set pprevidlist [lindex $rowidlist $ym]
5589 if {$pprevidlist eq {}} continue
5590 } else {
5591 set pprevidlist {}
5592 }
5593 set x0 -1
5594 set xm -1
5595 for {} {$col < [llength $idlist]} {incr col} {
5596 set id [lindex $idlist $col]
5597 if {[lindex $previdlist $col] eq $id} continue
5598 if {$id eq {}} {
5599 set haspad 1
5600 continue
5601 }
5602 set x0 [lsearch -exact $previdlist $id]
5603 if {$x0 < 0} continue
5604 set z [expr {$x0 - $col}]
5605 set isarrow 0
5606 set z0 {}
5607 if {$ym >= 0} {
5608 set xm [lsearch -exact $pprevidlist $id]
5609 if {$xm >= 0} {
5610 set z0 [expr {$xm - $x0}]
5611 }
5612 }
5613 if {$z0 eq {}} {
5614 # if row y0 is the first child of $id then it's not an arrow
5615 if {[lindex $children($curview,$id) 0] ne
5616 [lindex $displayorder $y0]} {
5617 set isarrow 1
5618 }
5619 }
5620 if {!$isarrow && $id ne [lindex $displayorder $row] &&
5621 [lsearch -exact [lindex $rowidlist [expr {$row+1}]] $id] < 0} {
5622 set isarrow 1
5623 }
5624 # Looking at lines from this row to the previous row,
5625 # make them go straight up if they end in an arrow on
5626 # the previous row; otherwise make them go straight up
5627 # or at 45 degrees.
5628 if {$z < -1 || ($z < 0 && $isarrow)} {
5629 # Line currently goes left too much;
5630 # insert pads in the previous row, then optimize it
5631 set npad [expr {-1 - $z + $isarrow}]
5632 insert_pad $y0 $x0 $npad
5633 if {$y0 > 0} {
5634 optimize_rows $y0 $x0 $row
5635 }
5636 set previdlist [lindex $rowidlist $y0]
5637 set x0 [lsearch -exact $previdlist $id]
5638 set z [expr {$x0 - $col}]
5639 if {$z0 ne {}} {
5640 set pprevidlist [lindex $rowidlist $ym]
5641 set xm [lsearch -exact $pprevidlist $id]
5642 set z0 [expr {$xm - $x0}]
5643 }
5644 } elseif {$z > 1 || ($z > 0 && $isarrow)} {
5645 # Line currently goes right too much;
5646 # insert pads in this line
5647 set npad [expr {$z - 1 + $isarrow}]
5648 insert_pad $row $col $npad
5649 set idlist [lindex $rowidlist $row]
5650 incr col $npad
5651 set z [expr {$x0 - $col}]
5652 set haspad 1
5653 }
5654 if {$z0 eq {} && !$isarrow && $ym >= 0} {
5655 # this line links to its first child on row $row-2
5656 set id [lindex $displayorder $ym]
5657 set xc [lsearch -exact $pprevidlist $id]
5658 if {$xc >= 0} {
5659 set z0 [expr {$xc - $x0}]
5660 }
5661 }
5662 # avoid lines jigging left then immediately right
5663 if {$z0 ne {} && $z < 0 && $z0 > 0} {
5664 insert_pad $y0 $x0 1
5665 incr x0
5666 optimize_rows $y0 $x0 $row
5667 set previdlist [lindex $rowidlist $y0]
5668 }
5669 }
5670 if {!$haspad} {
5671 # Find the first column that doesn't have a line going right
5672 for {set col [llength $idlist]} {[incr col -1] >= 0} {} {
5673 set id [lindex $idlist $col]
5674 if {$id eq {}} break
5675 set x0 [lsearch -exact $previdlist $id]
5676 if {$x0 < 0} {
5677 # check if this is the link to the first child
5678 set kid [lindex $displayorder $y0]
5679 if {[lindex $children($curview,$id) 0] eq $kid} {
5680 # it is, work out offset to child
5681 set x0 [lsearch -exact $previdlist $kid]
5682 }
5683 }
5684 if {$x0 <= $col} break
5685 }
5686 # Insert a pad at that column as long as it has a line and
5687 # isn't the last column
5688 if {$x0 >= 0 && [incr col] < [llength $idlist]} {
5689 set idlist [linsert $idlist $col {}]
5690 lset rowidlist $row $idlist
5691 changedrow $row
5692 }
5693 }
5694 }
5695}
5696
5697proc xc {row col} {
5698 global canvx0 linespc
5699 return [expr {$canvx0 + $col * $linespc}]
5700}
5701
5702proc yc {row} {
5703 global canvy0 linespc
5704 return [expr {$canvy0 + $row * $linespc}]
5705}
5706
5707proc linewidth {id} {
5708 global thickerline lthickness
5709
5710 set wid $lthickness
5711 if {[info exists thickerline] && $id eq $thickerline} {
5712 set wid [expr {2 * $lthickness}]
5713 }
5714 return $wid
5715}
5716
5717proc rowranges {id} {
5718 global curview children uparrowlen downarrowlen
5719 global rowidlist
5720
5721 set kids $children($curview,$id)
5722 if {$kids eq {}} {
5723 return {}
5724 }
5725 set ret {}
5726 lappend kids $id
5727 foreach child $kids {
5728 if {![commitinview $child $curview]} break
5729 set row [rowofcommit $child]
5730 if {![info exists prev]} {
5731 lappend ret [expr {$row + 1}]
5732 } else {
5733 if {$row <= $prevrow} {
5734 puts "oops children of [shortids $id] out of order [shortids $child] $row <= [shortids $prev] $prevrow"
5735 }
5736 # see if the line extends the whole way from prevrow to row
5737 if {$row > $prevrow + $uparrowlen + $downarrowlen &&
5738 [lsearch -exact [lindex $rowidlist \
5739 [expr {int(($row + $prevrow) / 2)}]] $id] < 0} {
5740 # it doesn't, see where it ends
5741 set r [expr {$prevrow + $downarrowlen}]
5742 if {[lsearch -exact [lindex $rowidlist $r] $id] < 0} {
5743 while {[incr r -1] > $prevrow &&
5744 [lsearch -exact [lindex $rowidlist $r] $id] < 0} {}
5745 } else {
5746 while {[incr r] <= $row &&
5747 [lsearch -exact [lindex $rowidlist $r] $id] >= 0} {}
5748 incr r -1
5749 }
5750 lappend ret $r
5751 # see where it starts up again
5752 set r [expr {$row - $uparrowlen}]
5753 if {[lsearch -exact [lindex $rowidlist $r] $id] < 0} {
5754 while {[incr r] < $row &&
5755 [lsearch -exact [lindex $rowidlist $r] $id] < 0} {}
5756 } else {
5757 while {[incr r -1] >= $prevrow &&
5758 [lsearch -exact [lindex $rowidlist $r] $id] >= 0} {}
5759 incr r
5760 }
5761 lappend ret $r
5762 }
5763 }
5764 if {$child eq $id} {
5765 lappend ret $row
5766 }
5767 set prev $child
5768 set prevrow $row
5769 }
5770 return $ret
5771}
5772
5773proc drawlineseg {id row endrow arrowlow} {
5774 global rowidlist displayorder iddrawn linesegs
5775 global canv colormap linespc curview maxlinelen parentlist
5776
5777 set cols [list [lsearch -exact [lindex $rowidlist $row] $id]]
5778 set le [expr {$row + 1}]
5779 set arrowhigh 1
5780 while {1} {
5781 set c [lsearch -exact [lindex $rowidlist $le] $id]
5782 if {$c < 0} {
5783 incr le -1
5784 break
5785 }
5786 lappend cols $c
5787 set x [lindex $displayorder $le]
5788 if {$x eq $id} {
5789 set arrowhigh 0
5790 break
5791 }
5792 if {[info exists iddrawn($x)] || $le == $endrow} {
5793 set c [lsearch -exact [lindex $rowidlist [expr {$le+1}]] $id]
5794 if {$c >= 0} {
5795 lappend cols $c
5796 set arrowhigh 0
5797 }
5798 break
5799 }
5800 incr le
5801 }
5802 if {$le <= $row} {
5803 return $row
5804 }
5805
5806 set lines {}
5807 set i 0
5808 set joinhigh 0
5809 if {[info exists linesegs($id)]} {
5810 set lines $linesegs($id)
5811 foreach li $lines {
5812 set r0 [lindex $li 0]
5813 if {$r0 > $row} {
5814 if {$r0 == $le && [lindex $li 1] - $row <= $maxlinelen} {
5815 set joinhigh 1
5816 }
5817 break
5818 }
5819 incr i
5820 }
5821 }
5822 set joinlow 0
5823 if {$i > 0} {
5824 set li [lindex $lines [expr {$i-1}]]
5825 set r1 [lindex $li 1]
5826 if {$r1 == $row && $le - [lindex $li 0] <= $maxlinelen} {
5827 set joinlow 1
5828 }
5829 }
5830
5831 set x [lindex $cols [expr {$le - $row}]]
5832 set xp [lindex $cols [expr {$le - 1 - $row}]]
5833 set dir [expr {$xp - $x}]
5834 if {$joinhigh} {
5835 set ith [lindex $lines $i 2]
5836 set coords [$canv coords $ith]
5837 set ah [$canv itemcget $ith -arrow]
5838 set arrowhigh [expr {$ah eq "first" || $ah eq "both"}]
5839 set x2 [lindex $cols [expr {$le + 1 - $row}]]
5840 if {$x2 ne {} && $x - $x2 == $dir} {
5841 set coords [lrange $coords 0 end-2]
5842 }
5843 } else {
5844 set coords [list [xc $le $x] [yc $le]]
5845 }
5846 if {$joinlow} {
5847 set itl [lindex $lines [expr {$i-1}] 2]
5848 set al [$canv itemcget $itl -arrow]
5849 set arrowlow [expr {$al eq "last" || $al eq "both"}]
5850 } elseif {$arrowlow} {
5851 if {[lsearch -exact [lindex $rowidlist [expr {$row-1}]] $id] >= 0 ||
5852 [lsearch -exact [lindex $parentlist [expr {$row-1}]] $id] >= 0} {
5853 set arrowlow 0
5854 }
5855 }
5856 set arrow [lindex {none first last both} [expr {$arrowhigh + 2*$arrowlow}]]
5857 for {set y $le} {[incr y -1] > $row} {} {
5858 set x $xp
5859 set xp [lindex $cols [expr {$y - 1 - $row}]]
5860 set ndir [expr {$xp - $x}]
5861 if {$dir != $ndir || $xp < 0} {
5862 lappend coords [xc $y $x] [yc $y]
5863 }
5864 set dir $ndir
5865 }
5866 if {!$joinlow} {
5867 if {$xp < 0} {
5868 # join parent line to first child
5869 set ch [lindex $displayorder $row]
5870 set xc [lsearch -exact [lindex $rowidlist $row] $ch]
5871 if {$xc < 0} {
5872 puts "oops: drawlineseg: child $ch not on row $row"
5873 } elseif {$xc != $x} {
5874 if {($arrowhigh && $le == $row + 1) || $dir == 0} {
5875 set d [expr {int(0.5 * $linespc)}]
5876 set x1 [xc $row $x]
5877 if {$xc < $x} {
5878 set x2 [expr {$x1 - $d}]
5879 } else {
5880 set x2 [expr {$x1 + $d}]
5881 }
5882 set y2 [yc $row]
5883 set y1 [expr {$y2 + $d}]
5884 lappend coords $x1 $y1 $x2 $y2
5885 } elseif {$xc < $x - 1} {
5886 lappend coords [xc $row [expr {$x-1}]] [yc $row]
5887 } elseif {$xc > $x + 1} {
5888 lappend coords [xc $row [expr {$x+1}]] [yc $row]
5889 }
5890 set x $xc
5891 }
5892 lappend coords [xc $row $x] [yc $row]
5893 } else {
5894 set xn [xc $row $xp]
5895 set yn [yc $row]
5896 lappend coords $xn $yn
5897 }
5898 if {!$joinhigh} {
5899 assigncolor $id
5900 set t [$canv create line $coords -width [linewidth $id] \
5901 -fill $colormap($id) -tags lines.$id -arrow $arrow]
5902 $canv lower $t
5903 bindline $t $id
5904 set lines [linsert $lines $i [list $row $le $t]]
5905 } else {
5906 $canv coords $ith $coords
5907 if {$arrow ne $ah} {
5908 $canv itemconf $ith -arrow $arrow
5909 }
5910 lset lines $i 0 $row
5911 }
5912 } else {
5913 set xo [lsearch -exact [lindex $rowidlist [expr {$row - 1}]] $id]
5914 set ndir [expr {$xo - $xp}]
5915 set clow [$canv coords $itl]
5916 if {$dir == $ndir} {
5917 set clow [lrange $clow 2 end]
5918 }
5919 set coords [concat $coords $clow]
5920 if {!$joinhigh} {
5921 lset lines [expr {$i-1}] 1 $le
5922 } else {
5923 # coalesce two pieces
5924 $canv delete $ith
5925 set b [lindex $lines [expr {$i-1}] 0]
5926 set e [lindex $lines $i 1]
5927 set lines [lreplace $lines [expr {$i-1}] $i [list $b $e $itl]]
5928 }
5929 $canv coords $itl $coords
5930 if {$arrow ne $al} {
5931 $canv itemconf $itl -arrow $arrow
5932 }
5933 }
5934
5935 set linesegs($id) $lines
5936 return $le
5937}
5938
5939proc drawparentlinks {id row} {
5940 global rowidlist canv colormap curview parentlist
5941 global idpos linespc
5942
5943 set rowids [lindex $rowidlist $row]
5944 set col [lsearch -exact $rowids $id]
5945 if {$col < 0} return
5946 set olds [lindex $parentlist $row]
5947 set row2 [expr {$row + 1}]
5948 set x [xc $row $col]
5949 set y [yc $row]
5950 set y2 [yc $row2]
5951 set d [expr {int(0.5 * $linespc)}]
5952 set ymid [expr {$y + $d}]
5953 set ids [lindex $rowidlist $row2]
5954 # rmx = right-most X coord used
5955 set rmx 0
5956 foreach p $olds {
5957 set i [lsearch -exact $ids $p]
5958 if {$i < 0} {
5959 puts "oops, parent $p of $id not in list"
5960 continue
5961 }
5962 set x2 [xc $row2 $i]
5963 if {$x2 > $rmx} {
5964 set rmx $x2
5965 }
5966 set j [lsearch -exact $rowids $p]
5967 if {$j < 0} {
5968 # drawlineseg will do this one for us
5969 continue
5970 }
5971 assigncolor $p
5972 # should handle duplicated parents here...
5973 set coords [list $x $y]
5974 if {$i != $col} {
5975 # if attaching to a vertical segment, draw a smaller
5976 # slant for visual distinctness
5977 if {$i == $j} {
5978 if {$i < $col} {
5979 lappend coords [expr {$x2 + $d}] $y $x2 $ymid
5980 } else {
5981 lappend coords [expr {$x2 - $d}] $y $x2 $ymid
5982 }
5983 } elseif {$i < $col && $i < $j} {
5984 # segment slants towards us already
5985 lappend coords [xc $row $j] $y
5986 } else {
5987 if {$i < $col - 1} {
5988 lappend coords [expr {$x2 + $linespc}] $y
5989 } elseif {$i > $col + 1} {
5990 lappend coords [expr {$x2 - $linespc}] $y
5991 }
5992 lappend coords $x2 $y2
5993 }
5994 } else {
5995 lappend coords $x2 $y2
5996 }
5997 set t [$canv create line $coords -width [linewidth $p] \
5998 -fill $colormap($p) -tags lines.$p]
5999 $canv lower $t
6000 bindline $t $p
6001 }
6002 if {$rmx > [lindex $idpos($id) 1]} {
6003 lset idpos($id) 1 $rmx
6004 redrawtags $id
6005 }
6006}
6007
6008proc drawlines {id} {
6009 global canv
6010
6011 $canv itemconf lines.$id -width [linewidth $id]
6012}
6013
6014proc drawcmittext {id row col} {
6015 global linespc canv canv2 canv3 fgcolor curview
6016 global cmitlisted commitinfo rowidlist parentlist
6017 global rowtextx idpos idtags idheads idotherrefs
6018 global linehtag linentag linedtag selectedline
6019 global canvxmax boldids boldnameids fgcolor markedid
6020 global mainheadid nullid nullid2 circleitem circlecolors ctxbut
6021 global mainheadcirclecolor workingfilescirclecolor indexcirclecolor
6022 global circleoutlinecolor
6023
6024 # listed is 0 for boundary, 1 for normal, 2 for negative, 3 for left, 4 for right
6025 set listed $cmitlisted($curview,$id)
6026 if {$id eq $nullid} {
6027 set ofill $workingfilescirclecolor
6028 } elseif {$id eq $nullid2} {
6029 set ofill $indexcirclecolor
6030 } elseif {$id eq $mainheadid} {
6031 set ofill $mainheadcirclecolor
6032 } else {
6033 set ofill [lindex $circlecolors $listed]
6034 }
6035 set x [xc $row $col]
6036 set y [yc $row]
6037 set orad [expr {$linespc / 3}]
6038 if {$listed <= 2} {
6039 set t [$canv create oval [expr {$x - $orad}] [expr {$y - $orad}] \
6040 [expr {$x + $orad - 1}] [expr {$y + $orad - 1}] \
6041 -fill $ofill -outline $circleoutlinecolor -width 1 -tags circle]
6042 } elseif {$listed == 3} {
6043 # triangle pointing left for left-side commits
6044 set t [$canv create polygon \
6045 [expr {$x - $orad}] $y \
6046 [expr {$x + $orad - 1}] [expr {$y - $orad}] \
6047 [expr {$x + $orad - 1}] [expr {$y + $orad - 1}] \
6048 -fill $ofill -outline $circleoutlinecolor -width 1 -tags circle]
6049 } else {
6050 # triangle pointing right for right-side commits
6051 set t [$canv create polygon \
6052 [expr {$x + $orad - 1}] $y \
6053 [expr {$x - $orad}] [expr {$y - $orad}] \
6054 [expr {$x - $orad}] [expr {$y + $orad - 1}] \
6055 -fill $ofill -outline $circleoutlinecolor -width 1 -tags circle]
6056 }
6057 set circleitem($row) $t
6058 $canv raise $t
6059 $canv bind $t <1> {selcanvline {} %x %y}
6060 set rmx [llength [lindex $rowidlist $row]]
6061 set olds [lindex $parentlist $row]
6062 if {$olds ne {}} {
6063 set nextids [lindex $rowidlist [expr {$row + 1}]]
6064 foreach p $olds {
6065 set i [lsearch -exact $nextids $p]
6066 if {$i > $rmx} {
6067 set rmx $i
6068 }
6069 }
6070 }
6071 set xt [xc $row $rmx]
6072 set rowtextx($row) $xt
6073 set idpos($id) [list $x $xt $y]
6074 if {[info exists idtags($id)] || [info exists idheads($id)]
6075 || [info exists idotherrefs($id)]} {
6076 set xt [drawtags $id $x $xt $y]
6077 }
6078 if {[lindex $commitinfo($id) 6] > 0} {
6079 set xt [drawnotesign $xt $y]
6080 }
6081 set headline [lindex $commitinfo($id) 0]
6082 set name [lindex $commitinfo($id) 1]
6083 set date [lindex $commitinfo($id) 2]
6084 set date [formatdate $date]
6085 set font mainfont
6086 set nfont mainfont
6087 set isbold [ishighlighted $id]
6088 if {$isbold > 0} {
6089 lappend boldids $id
6090 set font mainfontbold
6091 if {$isbold > 1} {
6092 lappend boldnameids $id
6093 set nfont mainfontbold
6094 }
6095 }
6096 set linehtag($id) [$canv create text $xt $y -anchor w -fill $fgcolor \
6097 -text $headline -font $font -tags text]
6098 $canv bind $linehtag($id) $ctxbut "rowmenu %X %Y $id"
6099 set linentag($id) [$canv2 create text 3 $y -anchor w -fill $fgcolor \
6100 -text $name -font $nfont -tags text]
6101 set linedtag($id) [$canv3 create text 3 $y -anchor w -fill $fgcolor \
6102 -text $date -font mainfont -tags text]
6103 if {$selectedline == $row} {
6104 make_secsel $id
6105 }
6106 if {[info exists markedid] && $markedid eq $id} {
6107 make_idmark $id
6108 }
6109 set xr [expr {$xt + [font measure $font $headline]}]
6110 if {$xr > $canvxmax} {
6111 set canvxmax $xr
6112 setcanvscroll
6113 }
6114}
6115
6116proc drawcmitrow {row} {
6117 global displayorder rowidlist nrows_drawn
6118 global iddrawn markingmatches
6119 global commitinfo numcommits
6120 global filehighlight fhighlights findpattern nhighlights
6121 global hlview vhighlights
6122 global highlight_related rhighlights
6123
6124 if {$row >= $numcommits} return
6125
6126 set id [lindex $displayorder $row]
6127 if {[info exists hlview] && ![info exists vhighlights($id)]} {
6128 askvhighlight $row $id
6129 }
6130 if {[info exists filehighlight] && ![info exists fhighlights($id)]} {
6131 askfilehighlight $row $id
6132 }
6133 if {$findpattern ne {} && ![info exists nhighlights($id)]} {
6134 askfindhighlight $row $id
6135 }
6136 if {$highlight_related ne [mc "None"] && ![info exists rhighlights($id)]} {
6137 askrelhighlight $row $id
6138 }
6139 if {![info exists iddrawn($id)]} {
6140 set col [lsearch -exact [lindex $rowidlist $row] $id]
6141 if {$col < 0} {
6142 puts "oops, row $row id $id not in list"
6143 return
6144 }
6145 if {![info exists commitinfo($id)]} {
6146 getcommit $id
6147 }
6148 assigncolor $id
6149 drawcmittext $id $row $col
6150 set iddrawn($id) 1
6151 incr nrows_drawn
6152 }
6153 if {$markingmatches} {
6154 markrowmatches $row $id
6155 }
6156}
6157
6158proc drawcommits {row {endrow {}}} {
6159 global numcommits iddrawn displayorder curview need_redisplay
6160 global parentlist rowidlist rowfinal uparrowlen downarrowlen nrows_drawn
6161
6162 if {$row < 0} {
6163 set row 0
6164 }
6165 if {$endrow eq {}} {
6166 set endrow $row
6167 }
6168 if {$endrow >= $numcommits} {
6169 set endrow [expr {$numcommits - 1}]
6170 }
6171
6172 set rl1 [expr {$row - $downarrowlen - 3}]
6173 if {$rl1 < 0} {
6174 set rl1 0
6175 }
6176 set ro1 [expr {$row - 3}]
6177 if {$ro1 < 0} {
6178 set ro1 0
6179 }
6180 set r2 [expr {$endrow + $uparrowlen + 3}]
6181 if {$r2 > $numcommits} {
6182 set r2 $numcommits
6183 }
6184 for {set r $rl1} {$r < $r2} {incr r} {
6185 if {[lindex $rowidlist $r] ne {} && [lindex $rowfinal $r]} {
6186 if {$rl1 < $r} {
6187 layoutrows $rl1 $r
6188 }
6189 set rl1 [expr {$r + 1}]
6190 }
6191 }
6192 if {$rl1 < $r} {
6193 layoutrows $rl1 $r
6194 }
6195 optimize_rows $ro1 0 $r2
6196 if {$need_redisplay || $nrows_drawn > 2000} {
6197 clear_display
6198 }
6199
6200 # make the lines join to already-drawn rows either side
6201 set r [expr {$row - 1}]
6202 if {$r < 0 || ![info exists iddrawn([lindex $displayorder $r])]} {
6203 set r $row
6204 }
6205 set er [expr {$endrow + 1}]
6206 if {$er >= $numcommits ||
6207 ![info exists iddrawn([lindex $displayorder $er])]} {
6208 set er $endrow
6209 }
6210 for {} {$r <= $er} {incr r} {
6211 set id [lindex $displayorder $r]
6212 set wasdrawn [info exists iddrawn($id)]
6213 drawcmitrow $r
6214 if {$r == $er} break
6215 set nextid [lindex $displayorder [expr {$r + 1}]]
6216 if {$wasdrawn && [info exists iddrawn($nextid)]} continue
6217 drawparentlinks $id $r
6218
6219 set rowids [lindex $rowidlist $r]
6220 foreach lid $rowids {
6221 if {$lid eq {}} continue
6222 if {[info exists lineend($lid)] && $lineend($lid) > $r} continue
6223 if {$lid eq $id} {
6224 # see if this is the first child of any of its parents
6225 foreach p [lindex $parentlist $r] {
6226 if {[lsearch -exact $rowids $p] < 0} {
6227 # make this line extend up to the child
6228 set lineend($p) [drawlineseg $p $r $er 0]
6229 }
6230 }
6231 } else {
6232 set lineend($lid) [drawlineseg $lid $r $er 1]
6233 }
6234 }
6235 }
6236}
6237
6238proc undolayout {row} {
6239 global uparrowlen mingaplen downarrowlen
6240 global rowidlist rowisopt rowfinal need_redisplay
6241
6242 set r [expr {$row - ($uparrowlen + $mingaplen + $downarrowlen)}]
6243 if {$r < 0} {
6244 set r 0
6245 }
6246 if {[llength $rowidlist] > $r} {
6247 incr r -1
6248 set rowidlist [lrange $rowidlist 0 $r]
6249 set rowfinal [lrange $rowfinal 0 $r]
6250 set rowisopt [lrange $rowisopt 0 $r]
6251 set need_redisplay 1
6252 run drawvisible
6253 }
6254}
6255
6256proc drawvisible {} {
6257 global canv linespc curview vrowmod selectedline targetrow targetid
6258 global need_redisplay cscroll numcommits
6259
6260 set fs [$canv yview]
6261 set ymax [lindex [$canv cget -scrollregion] 3]
6262 if {$ymax eq {} || $ymax == 0 || $numcommits == 0} return
6263 set f0 [lindex $fs 0]
6264 set f1 [lindex $fs 1]
6265 set y0 [expr {int($f0 * $ymax)}]
6266 set y1 [expr {int($f1 * $ymax)}]
6267
6268 if {[info exists targetid]} {
6269 if {[commitinview $targetid $curview]} {
6270 set r [rowofcommit $targetid]
6271 if {$r != $targetrow} {
6272 # Fix up the scrollregion and change the scrolling position
6273 # now that our target row has moved.
6274 set diff [expr {($r - $targetrow) * $linespc}]
6275 set targetrow $r
6276 setcanvscroll
6277 set ymax [lindex [$canv cget -scrollregion] 3]
6278 incr y0 $diff
6279 incr y1 $diff
6280 set f0 [expr {$y0 / $ymax}]
6281 set f1 [expr {$y1 / $ymax}]
6282 allcanvs yview moveto $f0
6283 $cscroll set $f0 $f1
6284 set need_redisplay 1
6285 }
6286 } else {
6287 unset targetid
6288 }
6289 }
6290
6291 set row [expr {int(($y0 - 3) / $linespc) - 1}]
6292 set endrow [expr {int(($y1 - 3) / $linespc) + 1}]
6293 if {$endrow >= $vrowmod($curview)} {
6294 update_arcrows $curview
6295 }
6296 if {$selectedline ne {} &&
6297 $row <= $selectedline && $selectedline <= $endrow} {
6298 set targetrow $selectedline
6299 } elseif {[info exists targetid]} {
6300 set targetrow [expr {int(($row + $endrow) / 2)}]
6301 }
6302 if {[info exists targetrow]} {
6303 if {$targetrow >= $numcommits} {
6304 set targetrow [expr {$numcommits - 1}]
6305 }
6306 set targetid [commitonrow $targetrow]
6307 }
6308 drawcommits $row $endrow
6309}
6310
6311proc clear_display {} {
6312 global iddrawn linesegs need_redisplay nrows_drawn
6313 global vhighlights fhighlights nhighlights rhighlights
6314 global linehtag linentag linedtag boldids boldnameids
6315
6316 allcanvs delete all
6317 catch {unset iddrawn}
6318 catch {unset linesegs}
6319 catch {unset linehtag}
6320 catch {unset linentag}
6321 catch {unset linedtag}
6322 set boldids {}
6323 set boldnameids {}
6324 catch {unset vhighlights}
6325 catch {unset fhighlights}
6326 catch {unset nhighlights}
6327 catch {unset rhighlights}
6328 set need_redisplay 0
6329 set nrows_drawn 0
6330}
6331
6332proc findcrossings {id} {
6333 global rowidlist parentlist numcommits displayorder
6334
6335 set cross {}
6336 set ccross {}
6337 foreach {s e} [rowranges $id] {
6338 if {$e >= $numcommits} {
6339 set e [expr {$numcommits - 1}]
6340 }
6341 if {$e <= $s} continue
6342 for {set row $e} {[incr row -1] >= $s} {} {
6343 set x [lsearch -exact [lindex $rowidlist $row] $id]
6344 if {$x < 0} break
6345 set olds [lindex $parentlist $row]
6346 set kid [lindex $displayorder $row]
6347 set kidx [lsearch -exact [lindex $rowidlist $row] $kid]
6348 if {$kidx < 0} continue
6349 set nextrow [lindex $rowidlist [expr {$row + 1}]]
6350 foreach p $olds {
6351 set px [lsearch -exact $nextrow $p]
6352 if {$px < 0} continue
6353 if {($kidx < $x && $x < $px) || ($px < $x && $x < $kidx)} {
6354 if {[lsearch -exact $ccross $p] >= 0} continue
6355 if {$x == $px + ($kidx < $px? -1: 1)} {
6356 lappend ccross $p
6357 } elseif {[lsearch -exact $cross $p] < 0} {
6358 lappend cross $p
6359 }
6360 }
6361 }
6362 }
6363 }
6364 return [concat $ccross {{}} $cross]
6365}
6366
6367proc assigncolor {id} {
6368 global colormap colors nextcolor
6369 global parents children children curview
6370
6371 if {[info exists colormap($id)]} return
6372 set ncolors [llength $colors]
6373 if {[info exists children($curview,$id)]} {
6374 set kids $children($curview,$id)
6375 } else {
6376 set kids {}
6377 }
6378 if {[llength $kids] == 1} {
6379 set child [lindex $kids 0]
6380 if {[info exists colormap($child)]
6381 && [llength $parents($curview,$child)] == 1} {
6382 set colormap($id) $colormap($child)
6383 return
6384 }
6385 }
6386 set badcolors {}
6387 set origbad {}
6388 foreach x [findcrossings $id] {
6389 if {$x eq {}} {
6390 # delimiter between corner crossings and other crossings
6391 if {[llength $badcolors] >= $ncolors - 1} break
6392 set origbad $badcolors
6393 }
6394 if {[info exists colormap($x)]
6395 && [lsearch -exact $badcolors $colormap($x)] < 0} {
6396 lappend badcolors $colormap($x)
6397 }
6398 }
6399 if {[llength $badcolors] >= $ncolors} {
6400 set badcolors $origbad
6401 }
6402 set origbad $badcolors
6403 if {[llength $badcolors] < $ncolors - 1} {
6404 foreach child $kids {
6405 if {[info exists colormap($child)]
6406 && [lsearch -exact $badcolors $colormap($child)] < 0} {
6407 lappend badcolors $colormap($child)
6408 }
6409 foreach p $parents($curview,$child) {
6410 if {[info exists colormap($p)]
6411 && [lsearch -exact $badcolors $colormap($p)] < 0} {
6412 lappend badcolors $colormap($p)
6413 }
6414 }
6415 }
6416 if {[llength $badcolors] >= $ncolors} {
6417 set badcolors $origbad
6418 }
6419 }
6420 for {set i 0} {$i <= $ncolors} {incr i} {
6421 set c [lindex $colors $nextcolor]
6422 if {[incr nextcolor] >= $ncolors} {
6423 set nextcolor 0
6424 }
6425 if {[lsearch -exact $badcolors $c]} break
6426 }
6427 set colormap($id) $c
6428}
6429
6430proc bindline {t id} {
6431 global canv
6432
6433 $canv bind $t <Enter> "lineenter %x %y $id"
6434 $canv bind $t <Motion> "linemotion %x %y $id"
6435 $canv bind $t <Leave> "lineleave $id"
6436 $canv bind $t <Button-1> "lineclick %x %y $id 1"
6437}
6438
6439proc graph_pane_width {} {
6440 global use_ttk
6441
6442 if {$use_ttk} {
6443 set g [.tf.histframe.pwclist sashpos 0]
6444 } else {
6445 set g [.tf.histframe.pwclist sash coord 0]
6446 }
6447 return [lindex $g 0]
6448}
6449
6450proc totalwidth {l font extra} {
6451 set tot 0
6452 foreach str $l {
6453 set tot [expr {$tot + [font measure $font $str] + $extra}]
6454 }
6455 return $tot
6456}
6457
6458proc drawtags {id x xt y1} {
6459 global idtags idheads idotherrefs mainhead
6460 global linespc lthickness
6461 global canv rowtextx curview fgcolor bgcolor ctxbut
6462 global headbgcolor headfgcolor headoutlinecolor remotebgcolor
6463 global tagbgcolor tagfgcolor tagoutlinecolor
6464 global reflinecolor
6465
6466 set marks {}
6467 set ntags 0
6468 set nheads 0
6469 set singletag 0
6470 set maxtags 3
6471 set maxtagpct 25
6472 set maxwidth [expr {[graph_pane_width] * $maxtagpct / 100}]
6473 set delta [expr {int(0.5 * ($linespc - $lthickness))}]
6474 set extra [expr {$delta + $lthickness + $linespc}]
6475
6476 if {[info exists idtags($id)]} {
6477 set marks $idtags($id)
6478 set ntags [llength $marks]
6479 if {$ntags > $maxtags ||
6480 [totalwidth $marks mainfont $extra] > $maxwidth} {
6481 # show just a single "n tags..." tag
6482 set singletag 1
6483 if {$ntags == 1} {
6484 set marks [list "tag..."]
6485 } else {
6486 set marks [list [format "%d tags..." $ntags]]
6487 }
6488 set ntags 1
6489 }
6490 }
6491 if {[info exists idheads($id)]} {
6492 set marks [concat $marks $idheads($id)]
6493 set nheads [llength $idheads($id)]
6494 }
6495 if {[info exists idotherrefs($id)]} {
6496 set marks [concat $marks $idotherrefs($id)]
6497 }
6498 if {$marks eq {}} {
6499 return $xt
6500 }
6501
6502 set yt [expr {$y1 - 0.5 * $linespc}]
6503 set yb [expr {$yt + $linespc - 1}]
6504 set xvals {}
6505 set wvals {}
6506 set i -1
6507 foreach tag $marks {
6508 incr i
6509 if {$i >= $ntags && $i < $ntags + $nheads && $tag eq $mainhead} {
6510 set wid [font measure mainfontbold $tag]
6511 } else {
6512 set wid [font measure mainfont $tag]
6513 }
6514 lappend xvals $xt
6515 lappend wvals $wid
6516 set xt [expr {$xt + $wid + $extra}]
6517 }
6518 set t [$canv create line $x $y1 [lindex $xvals end] $y1 \
6519 -width $lthickness -fill $reflinecolor -tags tag.$id]
6520 $canv lower $t
6521 foreach tag $marks x $xvals wid $wvals {
6522 set tag_quoted [string map {% %%} $tag]
6523 set xl [expr {$x + $delta}]
6524 set xr [expr {$x + $delta + $wid + $lthickness}]
6525 set font mainfont
6526 if {[incr ntags -1] >= 0} {
6527 # draw a tag
6528 set t [$canv create polygon $x [expr {$yt + $delta}] $xl $yt \
6529 $xr $yt $xr $yb $xl $yb $x [expr {$yb - $delta}] \
6530 -width 1 -outline $tagoutlinecolor -fill $tagbgcolor \
6531 -tags tag.$id]
6532 if {$singletag} {
6533 set tagclick [list showtags $id 1]
6534 } else {
6535 set tagclick [list showtag $tag_quoted 1]
6536 }
6537 $canv bind $t <1> $tagclick
6538 set rowtextx([rowofcommit $id]) [expr {$xr + $linespc}]
6539 } else {
6540 # draw a head or other ref
6541 if {[incr nheads -1] >= 0} {
6542 set col $headbgcolor
6543 if {$tag eq $mainhead} {
6544 set font mainfontbold
6545 }
6546 } else {
6547 set col "#ddddff"
6548 }
6549 set xl [expr {$xl - $delta/2}]
6550 $canv create polygon $x $yt $xr $yt $xr $yb $x $yb \
6551 -width 1 -outline black -fill $col -tags tag.$id
6552 if {[regexp {^(remotes/.*/|remotes/)} $tag match remoteprefix]} {
6553 set rwid [font measure mainfont $remoteprefix]
6554 set xi [expr {$x + 1}]
6555 set yti [expr {$yt + 1}]
6556 set xri [expr {$x + $rwid}]
6557 $canv create polygon $xi $yti $xri $yti $xri $yb $xi $yb \
6558 -width 0 -fill $remotebgcolor -tags tag.$id
6559 }
6560 }
6561 set t [$canv create text $xl $y1 -anchor w -text $tag -fill $headfgcolor \
6562 -font $font -tags [list tag.$id text]]
6563 if {$ntags >= 0} {
6564 $canv bind $t <1> $tagclick
6565 } elseif {$nheads >= 0} {
6566 $canv bind $t $ctxbut [list headmenu %X %Y $id $tag_quoted]
6567 }
6568 }
6569 return $xt
6570}
6571
6572proc drawnotesign {xt y} {
6573 global linespc canv fgcolor
6574
6575 set orad [expr {$linespc / 3}]
6576 set t [$canv create rectangle [expr {$xt - $orad}] [expr {$y - $orad}] \
6577 [expr {$xt + $orad - 1}] [expr {$y + $orad - 1}] \
6578 -fill yellow -outline $fgcolor -width 1 -tags circle]
6579 set xt [expr {$xt + $orad * 3}]
6580 return $xt
6581}
6582
6583proc xcoord {i level ln} {
6584 global canvx0 xspc1 xspc2
6585
6586 set x [expr {$canvx0 + $i * $xspc1($ln)}]
6587 if {$i > 0 && $i == $level} {
6588 set x [expr {$x + 0.5 * ($xspc2 - $xspc1($ln))}]
6589 } elseif {$i > $level} {
6590 set x [expr {$x + $xspc2 - $xspc1($ln)}]
6591 }
6592 return $x
6593}
6594
6595proc show_status {msg} {
6596 global canv fgcolor
6597
6598 clear_display
6599 $canv create text 3 3 -anchor nw -text $msg -font mainfont \
6600 -tags text -fill $fgcolor
6601}
6602
6603# Don't change the text pane cursor if it is currently the hand cursor,
6604# showing that we are over a sha1 ID link.
6605proc settextcursor {c} {
6606 global ctext curtextcursor
6607
6608 if {[$ctext cget -cursor] == $curtextcursor} {
6609 $ctext config -cursor $c
6610 }
6611 set curtextcursor $c
6612}
6613
6614proc nowbusy {what {name {}}} {
6615 global isbusy busyname statusw
6616
6617 if {[array names isbusy] eq {}} {
6618 . config -cursor watch
6619 settextcursor watch
6620 }
6621 set isbusy($what) 1
6622 set busyname($what) $name
6623 if {$name ne {}} {
6624 $statusw conf -text $name
6625 }
6626}
6627
6628proc notbusy {what} {
6629 global isbusy maincursor textcursor busyname statusw
6630
6631 catch {
6632 unset isbusy($what)
6633 if {$busyname($what) ne {} &&
6634 [$statusw cget -text] eq $busyname($what)} {
6635 $statusw conf -text {}
6636 }
6637 }
6638 if {[array names isbusy] eq {}} {
6639 . config -cursor $maincursor
6640 settextcursor $textcursor
6641 }
6642}
6643
6644proc findmatches {f} {
6645 global findtype findstring
6646 if {$findtype == [mc "Regexp"]} {
6647 set matches [regexp -indices -all -inline $findstring $f]
6648 } else {
6649 set fs $findstring
6650 if {$findtype == [mc "IgnCase"]} {
6651 set f [string tolower $f]
6652 set fs [string tolower $fs]
6653 }
6654 set matches {}
6655 set i 0
6656 set l [string length $fs]
6657 while {[set j [string first $fs $f $i]] >= 0} {
6658 lappend matches [list $j [expr {$j+$l-1}]]
6659 set i [expr {$j + $l}]
6660 }
6661 }
6662 return $matches
6663}
6664
6665proc dofind {{dirn 1} {wrap 1}} {
6666 global findstring findstartline findcurline selectedline numcommits
6667 global gdttype filehighlight fh_serial find_dirn findallowwrap
6668
6669 if {[info exists find_dirn]} {
6670 if {$find_dirn == $dirn} return
6671 stopfinding
6672 }
6673 focus .
6674 if {$findstring eq {} || $numcommits == 0} return
6675 if {$selectedline eq {}} {
6676 set findstartline [lindex [visiblerows] [expr {$dirn < 0}]]
6677 } else {
6678 set findstartline $selectedline
6679 }
6680 set findcurline $findstartline
6681 nowbusy finding [mc "Searching"]
6682 if {$gdttype ne [mc "containing:"] && ![info exists filehighlight]} {
6683 after cancel do_file_hl $fh_serial
6684 do_file_hl $fh_serial
6685 }
6686 set find_dirn $dirn
6687 set findallowwrap $wrap
6688 run findmore
6689}
6690
6691proc stopfinding {} {
6692 global find_dirn findcurline fprogcoord
6693
6694 if {[info exists find_dirn]} {
6695 unset find_dirn
6696 unset findcurline
6697 notbusy finding
6698 set fprogcoord 0
6699 adjustprogress
6700 }
6701 stopblaming
6702}
6703
6704proc findmore {} {
6705 global commitdata commitinfo numcommits findpattern findloc
6706 global findstartline findcurline findallowwrap
6707 global find_dirn gdttype fhighlights fprogcoord
6708 global curview varcorder vrownum varccommits vrowmod
6709
6710 if {![info exists find_dirn]} {
6711 return 0
6712 }
6713 set fldtypes [list [mc "Headline"] [mc "Author"] "" [mc "Committer"] "" [mc "Comments"]]
6714 set l $findcurline
6715 set moretodo 0
6716 if {$find_dirn > 0} {
6717 incr l
6718 if {$l >= $numcommits} {
6719 set l 0
6720 }
6721 if {$l <= $findstartline} {
6722 set lim [expr {$findstartline + 1}]
6723 } else {
6724 set lim $numcommits
6725 set moretodo $findallowwrap
6726 }
6727 } else {
6728 if {$l == 0} {
6729 set l $numcommits
6730 }
6731 incr l -1
6732 if {$l >= $findstartline} {
6733 set lim [expr {$findstartline - 1}]
6734 } else {
6735 set lim -1
6736 set moretodo $findallowwrap
6737 }
6738 }
6739 set n [expr {($lim - $l) * $find_dirn}]
6740 if {$n > 500} {
6741 set n 500
6742 set moretodo 1
6743 }
6744 if {$l + ($find_dirn > 0? $n: 1) > $vrowmod($curview)} {
6745 update_arcrows $curview
6746 }
6747 set found 0
6748 set domore 1
6749 set ai [bsearch $vrownum($curview) $l]
6750 set a [lindex $varcorder($curview) $ai]
6751 set arow [lindex $vrownum($curview) $ai]
6752 set ids [lindex $varccommits($curview,$a)]
6753 set arowend [expr {$arow + [llength $ids]}]
6754 if {$gdttype eq [mc "containing:"]} {
6755 for {} {$n > 0} {incr n -1; incr l $find_dirn} {
6756 if {$l < $arow || $l >= $arowend} {
6757 incr ai $find_dirn
6758 set a [lindex $varcorder($curview) $ai]
6759 set arow [lindex $vrownum($curview) $ai]
6760 set ids [lindex $varccommits($curview,$a)]
6761 set arowend [expr {$arow + [llength $ids]}]
6762 }
6763 set id [lindex $ids [expr {$l - $arow}]]
6764 # shouldn't happen unless git log doesn't give all the commits...
6765 if {![info exists commitdata($id)] ||
6766 ![doesmatch $commitdata($id)]} {
6767 continue
6768 }
6769 if {![info exists commitinfo($id)]} {
6770 getcommit $id
6771 }
6772 set info $commitinfo($id)
6773 foreach f $info ty $fldtypes {
6774 if {$ty eq ""} continue
6775 if {($findloc eq [mc "All fields"] || $findloc eq $ty) &&
6776 [doesmatch $f]} {
6777 set found 1
6778 break
6779 }
6780 }
6781 if {$found} break
6782 }
6783 } else {
6784 for {} {$n > 0} {incr n -1; incr l $find_dirn} {
6785 if {$l < $arow || $l >= $arowend} {
6786 incr ai $find_dirn
6787 set a [lindex $varcorder($curview) $ai]
6788 set arow [lindex $vrownum($curview) $ai]
6789 set ids [lindex $varccommits($curview,$a)]
6790 set arowend [expr {$arow + [llength $ids]}]
6791 }
6792 set id [lindex $ids [expr {$l - $arow}]]
6793 if {![info exists fhighlights($id)]} {
6794 # this sets fhighlights($id) to -1
6795 askfilehighlight $l $id
6796 }
6797 if {$fhighlights($id) > 0} {
6798 set found $domore
6799 break
6800 }
6801 if {$fhighlights($id) < 0} {
6802 if {$domore} {
6803 set domore 0
6804 set findcurline [expr {$l - $find_dirn}]
6805 }
6806 }
6807 }
6808 }
6809 if {$found || ($domore && !$moretodo)} {
6810 unset findcurline
6811 unset find_dirn
6812 notbusy finding
6813 set fprogcoord 0
6814 adjustprogress
6815 if {$found} {
6816 findselectline $l
6817 } else {
6818 bell
6819 }
6820 return 0
6821 }
6822 if {!$domore} {
6823 flushhighlights
6824 } else {
6825 set findcurline [expr {$l - $find_dirn}]
6826 }
6827 set n [expr {($findcurline - $findstartline) * $find_dirn - 1}]
6828 if {$n < 0} {
6829 incr n $numcommits
6830 }
6831 set fprogcoord [expr {$n * 1.0 / $numcommits}]
6832 adjustprogress
6833 return $domore
6834}
6835
6836proc findselectline {l} {
6837 global findloc commentend ctext findcurline markingmatches gdttype
6838
6839 set markingmatches [expr {$gdttype eq [mc "containing:"]}]
6840 set findcurline $l
6841 selectline $l 1
6842 if {$markingmatches &&
6843 ($findloc eq [mc "All fields"] || $findloc eq [mc "Comments"])} {
6844 # highlight the matches in the comments
6845 set f [$ctext get 1.0 $commentend]
6846 set matches [findmatches $f]
6847 foreach match $matches {
6848 set start [lindex $match 0]
6849 set end [expr {[lindex $match 1] + 1}]
6850 $ctext tag add found "1.0 + $start c" "1.0 + $end c"
6851 }
6852 }
6853 drawvisible
6854}
6855
6856# mark the bits of a headline or author that match a find string
6857proc markmatches {canv l str tag matches font row} {
6858 global selectedline
6859
6860 set bbox [$canv bbox $tag]
6861 set x0 [lindex $bbox 0]
6862 set y0 [lindex $bbox 1]
6863 set y1 [lindex $bbox 3]
6864 foreach match $matches {
6865 set start [lindex $match 0]
6866 set end [lindex $match 1]
6867 if {$start > $end} continue
6868 set xoff [font measure $font [string range $str 0 [expr {$start-1}]]]
6869 set xlen [font measure $font [string range $str 0 [expr {$end}]]]
6870 set t [$canv create rect [expr {$x0+$xoff}] $y0 \
6871 [expr {$x0+$xlen+2}] $y1 \
6872 -outline {} -tags [list match$l matches] -fill yellow]
6873 $canv lower $t
6874 if {$row == $selectedline} {
6875 $canv raise $t secsel
6876 }
6877 }
6878}
6879
6880proc unmarkmatches {} {
6881 global markingmatches
6882
6883 allcanvs delete matches
6884 set markingmatches 0
6885 stopfinding
6886}
6887
6888proc selcanvline {w x y} {
6889 global canv canvy0 ctext linespc
6890 global rowtextx
6891 set ymax [lindex [$canv cget -scrollregion] 3]
6892 if {$ymax == {}} return
6893 set yfrac [lindex [$canv yview] 0]
6894 set y [expr {$y + $yfrac * $ymax}]
6895 set l [expr {int(($y - $canvy0) / $linespc + 0.5)}]
6896 if {$l < 0} {
6897 set l 0
6898 }
6899 if {$w eq $canv} {
6900 set xmax [lindex [$canv cget -scrollregion] 2]
6901 set xleft [expr {[lindex [$canv xview] 0] * $xmax}]
6902 if {![info exists rowtextx($l)] || $xleft + $x < $rowtextx($l)} return
6903 }
6904 unmarkmatches
6905 selectline $l 1
6906}
6907
6908proc commit_descriptor {p} {
6909 global commitinfo
6910 if {![info exists commitinfo($p)]} {
6911 getcommit $p
6912 }
6913 set l "..."
6914 if {[llength $commitinfo($p)] > 1} {
6915 set l [lindex $commitinfo($p) 0]
6916 }
6917 return "$p ($l)\n"
6918}
6919
6920# append some text to the ctext widget, and make any SHA1 ID
6921# that we know about be a clickable link.
6922proc appendwithlinks {text tags} {
6923 global ctext linknum curview
6924
6925 set start [$ctext index "end - 1c"]
6926 $ctext insert end $text $tags
6927 set links [regexp -indices -all -inline {(?:\m|-g)[0-9a-f]{6,40}\M} $text]
6928 foreach l $links {
6929 set s [lindex $l 0]
6930 set e [lindex $l 1]
6931 set linkid [string range $text $s $e]
6932 incr e
6933 $ctext tag delete link$linknum
6934 $ctext tag add link$linknum "$start + $s c" "$start + $e c"
6935 setlink $linkid link$linknum
6936 incr linknum
6937 }
6938}
6939
6940proc setlink {id lk} {
6941 global curview ctext pendinglinks
6942 global linkfgcolor
6943
6944 if {[string range $id 0 1] eq "-g"} {
6945 set id [string range $id 2 end]
6946 }
6947
6948 set known 0
6949 if {[string length $id] < 40} {
6950 set matches [longid $id]
6951 if {[llength $matches] > 0} {
6952 if {[llength $matches] > 1} return
6953 set known 1
6954 set id [lindex $matches 0]
6955 }
6956 } else {
6957 set known [commitinview $id $curview]
6958 }
6959 if {$known} {
6960 $ctext tag conf $lk -foreground $linkfgcolor -underline 1
6961 $ctext tag bind $lk <1> [list selbyid $id]
6962 $ctext tag bind $lk <Enter> {linkcursor %W 1}
6963 $ctext tag bind $lk <Leave> {linkcursor %W -1}
6964 } else {
6965 lappend pendinglinks($id) $lk
6966 interestedin $id {makelink %P}
6967 }
6968}
6969
6970proc appendshortlink {id {pre {}} {post {}}} {
6971 global ctext linknum
6972
6973 $ctext insert end $pre
6974 $ctext tag delete link$linknum
6975 $ctext insert end [string range $id 0 7] link$linknum
6976 $ctext insert end $post
6977 setlink $id link$linknum
6978 incr linknum
6979}
6980
6981proc makelink {id} {
6982 global pendinglinks
6983
6984 if {![info exists pendinglinks($id)]} return
6985 foreach lk $pendinglinks($id) {
6986 setlink $id $lk
6987 }
6988 unset pendinglinks($id)
6989}
6990
6991proc linkcursor {w inc} {
6992 global linkentercount curtextcursor
6993
6994 if {[incr linkentercount $inc] > 0} {
6995 $w configure -cursor hand2
6996 } else {
6997 $w configure -cursor $curtextcursor
6998 if {$linkentercount < 0} {
6999 set linkentercount 0
7000 }
7001 }
7002}
7003
7004proc viewnextline {dir} {
7005 global canv linespc
7006
7007 $canv delete hover
7008 set ymax [lindex [$canv cget -scrollregion] 3]
7009 set wnow [$canv yview]
7010 set wtop [expr {[lindex $wnow 0] * $ymax}]
7011 set newtop [expr {$wtop + $dir * $linespc}]
7012 if {$newtop < 0} {
7013 set newtop 0
7014 } elseif {$newtop > $ymax} {
7015 set newtop $ymax
7016 }
7017 allcanvs yview moveto [expr {$newtop * 1.0 / $ymax}]
7018}
7019
7020# add a list of tag or branch names at position pos
7021# returns the number of names inserted
7022proc appendrefs {pos ids var} {
7023 global ctext linknum curview $var maxrefs mainheadid
7024
7025 if {[catch {$ctext index $pos}]} {
7026 return 0
7027 }
7028 $ctext conf -state normal
7029 $ctext delete $pos "$pos lineend"
7030 set tags {}
7031 foreach id $ids {
7032 foreach tag [set $var\($id\)] {
7033 lappend tags [list $tag $id]
7034 }
7035 }
7036
7037 set sep {}
7038 set tags [lsort -index 0 -decreasing $tags]
7039 set nutags 0
7040
7041 if {[llength $tags] > $maxrefs} {
7042 # If we are displaying heads, and there are too many,
7043 # see if there are some important heads to display.
7044 # Currently this means "master" and the current head.
7045 set itags {}
7046 if {$var eq "idheads"} {
7047 set utags {}
7048 foreach ti $tags {
7049 set hname [lindex $ti 0]
7050 set id [lindex $ti 1]
7051 if {($hname eq "master" || $id eq $mainheadid) &&
7052 [llength $itags] < $maxrefs} {
7053 lappend itags $ti
7054 } else {
7055 lappend utags $ti
7056 }
7057 }
7058 set tags $utags
7059 }
7060 if {$itags ne {}} {
7061 set str [mc "and many more"]
7062 set sep " "
7063 } else {
7064 set str [mc "many"]
7065 }
7066 $ctext insert $pos "$str ([llength $tags])"
7067 set nutags [llength $tags]
7068 set tags $itags
7069 }
7070
7071 foreach ti $tags {
7072 set id [lindex $ti 1]
7073 set lk link$linknum
7074 incr linknum
7075 $ctext tag delete $lk
7076 $ctext insert $pos $sep
7077 $ctext insert $pos [lindex $ti 0] $lk
7078 setlink $id $lk
7079 set sep ", "
7080 }
7081 $ctext tag add wwrap "$pos linestart" "$pos lineend"
7082 $ctext conf -state disabled
7083 return [expr {[llength $tags] + $nutags}]
7084}
7085
7086# called when we have finished computing the nearby tags
7087proc dispneartags {delay} {
7088 global selectedline currentid showneartags tagphase
7089
7090 if {$selectedline eq {} || !$showneartags} return
7091 after cancel dispnexttag
7092 if {$delay} {
7093 after 200 dispnexttag
7094 set tagphase -1
7095 } else {
7096 after idle dispnexttag
7097 set tagphase 0
7098 }
7099}
7100
7101proc dispnexttag {} {
7102 global selectedline currentid showneartags tagphase ctext
7103
7104 if {$selectedline eq {} || !$showneartags} return
7105 switch -- $tagphase {
7106 0 {
7107 set dtags [desctags $currentid]
7108 if {$dtags ne {}} {
7109 appendrefs precedes $dtags idtags
7110 }
7111 }
7112 1 {
7113 set atags [anctags $currentid]
7114 if {$atags ne {}} {
7115 appendrefs follows $atags idtags
7116 }
7117 }
7118 2 {
7119 set dheads [descheads $currentid]
7120 if {$dheads ne {}} {
7121 if {[appendrefs branch $dheads idheads] > 1
7122 && [$ctext get "branch -3c"] eq "h"} {
7123 # turn "Branch" into "Branches"
7124 $ctext conf -state normal
7125 $ctext insert "branch -2c" "es"
7126 $ctext conf -state disabled
7127 }
7128 }
7129 }
7130 }
7131 if {[incr tagphase] <= 2} {
7132 after idle dispnexttag
7133 }
7134}
7135
7136proc make_secsel {id} {
7137 global linehtag linentag linedtag canv canv2 canv3
7138
7139 if {![info exists linehtag($id)]} return
7140 $canv delete secsel
7141 set t [eval $canv create rect [$canv bbox $linehtag($id)] -outline {{}} \
7142 -tags secsel -fill [$canv cget -selectbackground]]
7143 $canv lower $t
7144 $canv2 delete secsel
7145 set t [eval $canv2 create rect [$canv2 bbox $linentag($id)] -outline {{}} \
7146 -tags secsel -fill [$canv2 cget -selectbackground]]
7147 $canv2 lower $t
7148 $canv3 delete secsel
7149 set t [eval $canv3 create rect [$canv3 bbox $linedtag($id)] -outline {{}} \
7150 -tags secsel -fill [$canv3 cget -selectbackground]]
7151 $canv3 lower $t
7152}
7153
7154proc make_idmark {id} {
7155 global linehtag canv fgcolor
7156
7157 if {![info exists linehtag($id)]} return
7158 $canv delete markid
7159 set t [eval $canv create rect [$canv bbox $linehtag($id)] \
7160 -tags markid -outline $fgcolor]
7161 $canv raise $t
7162}
7163
7164proc selectline {l isnew {desired_loc {}}} {
7165 global canv ctext commitinfo selectedline
7166 global canvy0 linespc parents children curview
7167 global currentid sha1entry
7168 global commentend idtags linknum
7169 global mergemax numcommits pending_select
7170 global cmitmode showneartags allcommits
7171 global targetrow targetid lastscrollrows
7172 global autoselect autosellen jump_to_here
7173 global vinlinediff
7174
7175 catch {unset pending_select}
7176 $canv delete hover
7177 normalline
7178 unsel_reflist
7179 stopfinding
7180 if {$l < 0 || $l >= $numcommits} return
7181 set id [commitonrow $l]
7182 set targetid $id
7183 set targetrow $l
7184 set selectedline $l
7185 set currentid $id
7186 if {$lastscrollrows < $numcommits} {
7187 setcanvscroll
7188 }
7189
7190 set y [expr {$canvy0 + $l * $linespc}]
7191 set ymax [lindex [$canv cget -scrollregion] 3]
7192 set ytop [expr {$y - $linespc - 1}]
7193 set ybot [expr {$y + $linespc + 1}]
7194 set wnow [$canv yview]
7195 set wtop [expr {[lindex $wnow 0] * $ymax}]
7196 set wbot [expr {[lindex $wnow 1] * $ymax}]
7197 set wh [expr {$wbot - $wtop}]
7198 set newtop $wtop
7199 if {$ytop < $wtop} {
7200 if {$ybot < $wtop} {
7201 set newtop [expr {$y - $wh / 2.0}]
7202 } else {
7203 set newtop $ytop
7204 if {$newtop > $wtop - $linespc} {
7205 set newtop [expr {$wtop - $linespc}]
7206 }
7207 }
7208 } elseif {$ybot > $wbot} {
7209 if {$ytop > $wbot} {
7210 set newtop [expr {$y - $wh / 2.0}]
7211 } else {
7212 set newtop [expr {$ybot - $wh}]
7213 if {$newtop < $wtop + $linespc} {
7214 set newtop [expr {$wtop + $linespc}]
7215 }
7216 }
7217 }
7218 if {$newtop != $wtop} {
7219 if {$newtop < 0} {
7220 set newtop 0
7221 }
7222 allcanvs yview moveto [expr {$newtop * 1.0 / $ymax}]
7223 drawvisible
7224 }
7225
7226 make_secsel $id
7227
7228 if {$isnew} {
7229 addtohistory [list selbyid $id 0] savecmitpos
7230 }
7231
7232 $sha1entry delete 0 end
7233 $sha1entry insert 0 $id
7234 if {$autoselect} {
7235 $sha1entry selection range 0 $autosellen
7236 }
7237 rhighlight_sel $id
7238
7239 $ctext conf -state normal
7240 clear_ctext
7241 set linknum 0
7242 if {![info exists commitinfo($id)]} {
7243 getcommit $id
7244 }
7245 set info $commitinfo($id)
7246 set date [formatdate [lindex $info 2]]
7247 $ctext insert end "[mc "Author"]: [lindex $info 1] $date\n"
7248 set date [formatdate [lindex $info 4]]
7249 $ctext insert end "[mc "Committer"]: [lindex $info 3] $date\n"
7250 if {[info exists idtags($id)]} {
7251 $ctext insert end [mc "Tags:"]
7252 foreach tag $idtags($id) {
7253 $ctext insert end " $tag"
7254 }
7255 $ctext insert end "\n"
7256 }
7257
7258 set headers {}
7259 set olds $parents($curview,$id)
7260 if {[llength $olds] > 1} {
7261 set np 0
7262 foreach p $olds {
7263 if {$np >= $mergemax} {
7264 set tag mmax
7265 } else {
7266 set tag m$np
7267 }
7268 $ctext insert end "[mc "Parent"]: " $tag
7269 appendwithlinks [commit_descriptor $p] {}
7270 incr np
7271 }
7272 } else {
7273 foreach p $olds {
7274 append headers "[mc "Parent"]: [commit_descriptor $p]"
7275 }
7276 }
7277
7278 foreach c $children($curview,$id) {
7279 append headers "[mc "Child"]: [commit_descriptor $c]"
7280 }
7281
7282 # make anything that looks like a SHA1 ID be a clickable link
7283 appendwithlinks $headers {}
7284 if {$showneartags} {
7285 if {![info exists allcommits]} {
7286 getallcommits
7287 }
7288 $ctext insert end "[mc "Branch"]: "
7289 $ctext mark set branch "end -1c"
7290 $ctext mark gravity branch left
7291 $ctext insert end "\n[mc "Follows"]: "
7292 $ctext mark set follows "end -1c"
7293 $ctext mark gravity follows left
7294 $ctext insert end "\n[mc "Precedes"]: "
7295 $ctext mark set precedes "end -1c"
7296 $ctext mark gravity precedes left
7297 $ctext insert end "\n"
7298 dispneartags 1
7299 }
7300 $ctext insert end "\n"
7301 set comment [lindex $info 5]
7302 if {[string first "\r" $comment] >= 0} {
7303 set comment [string map {"\r" "\n "} $comment]
7304 }
7305 appendwithlinks $comment {comment}
7306
7307 $ctext tag remove found 1.0 end
7308 $ctext conf -state disabled
7309 set commentend [$ctext index "end - 1c"]
7310
7311 set jump_to_here $desired_loc
7312 init_flist [mc "Comments"]
7313 if {$cmitmode eq "tree"} {
7314 gettree $id
7315 } elseif {$vinlinediff($curview) == 1} {
7316 showinlinediff $id
7317 } elseif {[llength $olds] <= 1} {
7318 startdiff $id
7319 } else {
7320 mergediff $id
7321 }
7322}
7323
7324proc selfirstline {} {
7325 unmarkmatches
7326 selectline 0 1
7327}
7328
7329proc sellastline {} {
7330 global numcommits
7331 unmarkmatches
7332 set l [expr {$numcommits - 1}]
7333 selectline $l 1
7334}
7335
7336proc selnextline {dir} {
7337 global selectedline
7338 focus .
7339 if {$selectedline eq {}} return
7340 set l [expr {$selectedline + $dir}]
7341 unmarkmatches
7342 selectline $l 1
7343}
7344
7345proc selnextpage {dir} {
7346 global canv linespc selectedline numcommits
7347
7348 set lpp [expr {([winfo height $canv] - 2) / $linespc}]
7349 if {$lpp < 1} {
7350 set lpp 1
7351 }
7352 allcanvs yview scroll [expr {$dir * $lpp}] units
7353 drawvisible
7354 if {$selectedline eq {}} return
7355 set l [expr {$selectedline + $dir * $lpp}]
7356 if {$l < 0} {
7357 set l 0
7358 } elseif {$l >= $numcommits} {
7359 set l [expr $numcommits - 1]
7360 }
7361 unmarkmatches
7362 selectline $l 1
7363}
7364
7365proc unselectline {} {
7366 global selectedline currentid
7367
7368 set selectedline {}
7369 catch {unset currentid}
7370 allcanvs delete secsel
7371 rhighlight_none
7372}
7373
7374proc reselectline {} {
7375 global selectedline
7376
7377 if {$selectedline ne {}} {
7378 selectline $selectedline 0
7379 }
7380}
7381
7382proc addtohistory {cmd {saveproc {}}} {
7383 global history historyindex curview
7384
7385 unset_posvars
7386 save_position
7387 set elt [list $curview $cmd $saveproc {}]
7388 if {$historyindex > 0
7389 && [lindex $history [expr {$historyindex - 1}]] == $elt} {
7390 return
7391 }
7392
7393 if {$historyindex < [llength $history]} {
7394 set history [lreplace $history $historyindex end $elt]
7395 } else {
7396 lappend history $elt
7397 }
7398 incr historyindex
7399 if {$historyindex > 1} {
7400 .tf.bar.leftbut conf -state normal
7401 } else {
7402 .tf.bar.leftbut conf -state disabled
7403 }
7404 .tf.bar.rightbut conf -state disabled
7405}
7406
7407# save the scrolling position of the diff display pane
7408proc save_position {} {
7409 global historyindex history
7410
7411 if {$historyindex < 1} return
7412 set hi [expr {$historyindex - 1}]
7413 set fn [lindex $history $hi 2]
7414 if {$fn ne {}} {
7415 lset history $hi 3 [eval $fn]
7416 }
7417}
7418
7419proc unset_posvars {} {
7420 global last_posvars
7421
7422 if {[info exists last_posvars]} {
7423 foreach {var val} $last_posvars {
7424 global $var
7425 catch {unset $var}
7426 }
7427 unset last_posvars
7428 }
7429}
7430
7431proc godo {elt} {
7432 global curview last_posvars
7433
7434 set view [lindex $elt 0]
7435 set cmd [lindex $elt 1]
7436 set pv [lindex $elt 3]
7437 if {$curview != $view} {
7438 showview $view
7439 }
7440 unset_posvars
7441 foreach {var val} $pv {
7442 global $var
7443 set $var $val
7444 }
7445 set last_posvars $pv
7446 eval $cmd
7447}
7448
7449proc goback {} {
7450 global history historyindex
7451 focus .
7452
7453 if {$historyindex > 1} {
7454 save_position
7455 incr historyindex -1
7456 godo [lindex $history [expr {$historyindex - 1}]]
7457 .tf.bar.rightbut conf -state normal
7458 }
7459 if {$historyindex <= 1} {
7460 .tf.bar.leftbut conf -state disabled
7461 }
7462}
7463
7464proc goforw {} {
7465 global history historyindex
7466 focus .
7467
7468 if {$historyindex < [llength $history]} {
7469 save_position
7470 set cmd [lindex $history $historyindex]
7471 incr historyindex
7472 godo $cmd
7473 .tf.bar.leftbut conf -state normal
7474 }
7475 if {$historyindex >= [llength $history]} {
7476 .tf.bar.rightbut conf -state disabled
7477 }
7478}
7479
7480proc gettree {id} {
7481 global treefilelist treeidlist diffids diffmergeid treepending
7482 global nullid nullid2
7483
7484 set diffids $id
7485 catch {unset diffmergeid}
7486 if {![info exists treefilelist($id)]} {
7487 if {![info exists treepending]} {
7488 if {$id eq $nullid} {
7489 set cmd [list | git ls-files]
7490 } elseif {$id eq $nullid2} {
7491 set cmd [list | git ls-files --stage -t]
7492 } else {
7493 set cmd [list | git ls-tree -r $id]
7494 }
7495 if {[catch {set gtf [open $cmd r]}]} {
7496 return
7497 }
7498 set treepending $id
7499 set treefilelist($id) {}
7500 set treeidlist($id) {}
7501 fconfigure $gtf -blocking 0 -encoding binary
7502 filerun $gtf [list gettreeline $gtf $id]
7503 }
7504 } else {
7505 setfilelist $id
7506 }
7507}
7508
7509proc gettreeline {gtf id} {
7510 global treefilelist treeidlist treepending cmitmode diffids nullid nullid2
7511
7512 set nl 0
7513 while {[incr nl] <= 1000 && [gets $gtf line] >= 0} {
7514 if {$diffids eq $nullid} {
7515 set fname $line
7516 } else {
7517 set i [string first "\t" $line]
7518 if {$i < 0} continue
7519 set fname [string range $line [expr {$i+1}] end]
7520 set line [string range $line 0 [expr {$i-1}]]
7521 if {$diffids ne $nullid2 && [lindex $line 1] ne "blob"} continue
7522 set sha1 [lindex $line 2]
7523 lappend treeidlist($id) $sha1
7524 }
7525 if {[string index $fname 0] eq "\""} {
7526 set fname [lindex $fname 0]
7527 }
7528 set fname [encoding convertfrom $fname]
7529 lappend treefilelist($id) $fname
7530 }
7531 if {![eof $gtf]} {
7532 return [expr {$nl >= 1000? 2: 1}]
7533 }
7534 close $gtf
7535 unset treepending
7536 if {$cmitmode ne "tree"} {
7537 if {![info exists diffmergeid]} {
7538 gettreediffs $diffids
7539 }
7540 } elseif {$id ne $diffids} {
7541 gettree $diffids
7542 } else {
7543 setfilelist $id
7544 }
7545 return 0
7546}
7547
7548proc showfile {f} {
7549 global treefilelist treeidlist diffids nullid nullid2
7550 global ctext_file_names ctext_file_lines
7551 global ctext commentend
7552
7553 set i [lsearch -exact $treefilelist($diffids) $f]
7554 if {$i < 0} {
7555 puts "oops, $f not in list for id $diffids"
7556 return
7557 }
7558 if {$diffids eq $nullid} {
7559 if {[catch {set bf [open $f r]} err]} {
7560 puts "oops, can't read $f: $err"
7561 return
7562 }
7563 } else {
7564 set blob [lindex $treeidlist($diffids) $i]
7565 if {[catch {set bf [open [concat | git cat-file blob $blob] r]} err]} {
7566 puts "oops, error reading blob $blob: $err"
7567 return
7568 }
7569 }
7570 fconfigure $bf -blocking 0 -encoding [get_path_encoding $f]
7571 filerun $bf [list getblobline $bf $diffids]
7572 $ctext config -state normal
7573 clear_ctext $commentend
7574 lappend ctext_file_names $f
7575 lappend ctext_file_lines [lindex [split $commentend "."] 0]
7576 $ctext insert end "\n"
7577 $ctext insert end "$f\n" filesep
7578 $ctext config -state disabled
7579 $ctext yview $commentend
7580 settabs 0
7581}
7582
7583proc getblobline {bf id} {
7584 global diffids cmitmode ctext
7585
7586 if {$id ne $diffids || $cmitmode ne "tree"} {
7587 catch {close $bf}
7588 return 0
7589 }
7590 $ctext config -state normal
7591 set nl 0
7592 while {[incr nl] <= 1000 && [gets $bf line] >= 0} {
7593 $ctext insert end "$line\n"
7594 }
7595 if {[eof $bf]} {
7596 global jump_to_here ctext_file_names commentend
7597
7598 # delete last newline
7599 $ctext delete "end - 2c" "end - 1c"
7600 close $bf
7601 if {$jump_to_here ne {} &&
7602 [lindex $jump_to_here 0] eq [lindex $ctext_file_names 0]} {
7603 set lnum [expr {[lindex $jump_to_here 1] +
7604 [lindex [split $commentend .] 0]}]
7605 mark_ctext_line $lnum
7606 }
7607 $ctext config -state disabled
7608 return 0
7609 }
7610 $ctext config -state disabled
7611 return [expr {$nl >= 1000? 2: 1}]
7612}
7613
7614proc mark_ctext_line {lnum} {
7615 global ctext markbgcolor
7616
7617 $ctext tag delete omark
7618 $ctext tag add omark $lnum.0 "$lnum.0 + 1 line"
7619 $ctext tag conf omark -background $markbgcolor
7620 $ctext see $lnum.0
7621}
7622
7623proc mergediff {id} {
7624 global diffmergeid
7625 global diffids treediffs
7626 global parents curview
7627
7628 set diffmergeid $id
7629 set diffids $id
7630 set treediffs($id) {}
7631 set np [llength $parents($curview,$id)]
7632 settabs $np
7633 getblobdiffs $id
7634}
7635
7636proc startdiff {ids} {
7637 global treediffs diffids treepending diffmergeid nullid nullid2
7638
7639 settabs 1
7640 set diffids $ids
7641 catch {unset diffmergeid}
7642 if {![info exists treediffs($ids)] ||
7643 [lsearch -exact $ids $nullid] >= 0 ||
7644 [lsearch -exact $ids $nullid2] >= 0} {
7645 if {![info exists treepending]} {
7646 gettreediffs $ids
7647 }
7648 } else {
7649 addtocflist $ids
7650 }
7651}
7652
7653proc showinlinediff {ids} {
7654 global commitinfo commitdata ctext
7655 global treediffs
7656
7657 set info $commitinfo($ids)
7658 set diff [lindex $info 7]
7659 set difflines [split $diff "\n"]
7660
7661 initblobdiffvars
7662 set treediff {}
7663
7664 set inhdr 0
7665 foreach line $difflines {
7666 if {![string compare -length 5 "diff " $line]} {
7667 set inhdr 1
7668 } elseif {$inhdr && ![string compare -length 4 "+++ " $line]} {
7669 # offset also accounts for the b/ prefix
7670 lappend treediff [string range $line 6 end]
7671 set inhdr 0
7672 }
7673 }
7674
7675 set treediffs($ids) $treediff
7676 add_flist $treediff
7677
7678 $ctext conf -state normal
7679 foreach line $difflines {
7680 parseblobdiffline $ids $line
7681 }
7682 maybe_scroll_ctext 1
7683 $ctext conf -state disabled
7684}
7685
7686# If the filename (name) is under any of the passed filter paths
7687# then return true to include the file in the listing.
7688proc path_filter {filter name} {
7689 set worktree [gitworktree]
7690 foreach p $filter {
7691 set fq_p [file normalize $p]
7692 set fq_n [file normalize [file join $worktree $name]]
7693 if {[string match [file normalize $fq_p]* $fq_n]} {
7694 return 1
7695 }
7696 }
7697 return 0
7698}
7699
7700proc addtocflist {ids} {
7701 global treediffs
7702
7703 add_flist $treediffs($ids)
7704 getblobdiffs $ids
7705}
7706
7707proc diffcmd {ids flags} {
7708 global log_showroot nullid nullid2
7709
7710 set i [lsearch -exact $ids $nullid]
7711 set j [lsearch -exact $ids $nullid2]
7712 if {$i >= 0} {
7713 if {[llength $ids] > 1 && $j < 0} {
7714 # comparing working directory with some specific revision
7715 set cmd [concat | git diff-index $flags]
7716 if {$i == 0} {
7717 lappend cmd -R [lindex $ids 1]
7718 } else {
7719 lappend cmd [lindex $ids 0]
7720 }
7721 } else {
7722 # comparing working directory with index
7723 set cmd [concat | git diff-files $flags]
7724 if {$j == 1} {
7725 lappend cmd -R
7726 }
7727 }
7728 } elseif {$j >= 0} {
7729 set cmd [concat | git diff-index --cached $flags]
7730 if {[llength $ids] > 1} {
7731 # comparing index with specific revision
7732 if {$j == 0} {
7733 lappend cmd -R [lindex $ids 1]
7734 } else {
7735 lappend cmd [lindex $ids 0]
7736 }
7737 } else {
7738 # comparing index with HEAD
7739 lappend cmd HEAD
7740 }
7741 } else {
7742 if {$log_showroot} {
7743 lappend flags --root
7744 }
7745 set cmd [concat | git diff-tree -r $flags $ids]
7746 }
7747 return $cmd
7748}
7749
7750proc gettreediffs {ids} {
7751 global treediff treepending limitdiffs vfilelimit curview
7752
7753 set cmd [diffcmd $ids {--no-commit-id}]
7754 if {$limitdiffs && $vfilelimit($curview) ne {}} {
7755 set cmd [concat $cmd -- $vfilelimit($curview)]
7756 }
7757 if {[catch {set gdtf [open $cmd r]}]} return
7758
7759 set treepending $ids
7760 set treediff {}
7761 fconfigure $gdtf -blocking 0 -encoding binary
7762 filerun $gdtf [list gettreediffline $gdtf $ids]
7763}
7764
7765proc gettreediffline {gdtf ids} {
7766 global treediff treediffs treepending diffids diffmergeid
7767 global cmitmode vfilelimit curview limitdiffs perfile_attrs
7768
7769 set nr 0
7770 set sublist {}
7771 set max 1000
7772 if {$perfile_attrs} {
7773 # cache_gitattr is slow, and even slower on win32 where we
7774 # have to invoke it for only about 30 paths at a time
7775 set max 500
7776 if {[tk windowingsystem] == "win32"} {
7777 set max 120
7778 }
7779 }
7780 while {[incr nr] <= $max && [gets $gdtf line] >= 0} {
7781 set i [string first "\t" $line]
7782 if {$i >= 0} {
7783 set file [string range $line [expr {$i+1}] end]
7784 if {[string index $file 0] eq "\""} {
7785 set file [lindex $file 0]
7786 }
7787 set file [encoding convertfrom $file]
7788 if {$file ne [lindex $treediff end]} {
7789 lappend treediff $file
7790 lappend sublist $file
7791 }
7792 }
7793 }
7794 if {$perfile_attrs} {
7795 cache_gitattr encoding $sublist
7796 }
7797 if {![eof $gdtf]} {
7798 return [expr {$nr >= $max? 2: 1}]
7799 }
7800 close $gdtf
7801 set treediffs($ids) $treediff
7802 unset treepending
7803 if {$cmitmode eq "tree" && [llength $diffids] == 1} {
7804 gettree $diffids
7805 } elseif {$ids != $diffids} {
7806 if {![info exists diffmergeid]} {
7807 gettreediffs $diffids
7808 }
7809 } else {
7810 addtocflist $ids
7811 }
7812 return 0
7813}
7814
7815# empty string or positive integer
7816proc diffcontextvalidate {v} {
7817 return [regexp {^(|[1-9][0-9]*)$} $v]
7818}
7819
7820proc diffcontextchange {n1 n2 op} {
7821 global diffcontextstring diffcontext
7822
7823 if {[string is integer -strict $diffcontextstring]} {
7824 if {$diffcontextstring >= 0} {
7825 set diffcontext $diffcontextstring
7826 reselectline
7827 }
7828 }
7829}
7830
7831proc changeignorespace {} {
7832 reselectline
7833}
7834
7835proc changeworddiff {name ix op} {
7836 reselectline
7837}
7838
7839proc initblobdiffvars {} {
7840 global diffencoding targetline diffnparents
7841 global diffinhdr currdiffsubmod diffseehere
7842 set targetline {}
7843 set diffnparents 0
7844 set diffinhdr 0
7845 set diffencoding [get_path_encoding {}]
7846 set currdiffsubmod ""
7847 set diffseehere -1
7848}
7849
7850proc getblobdiffs {ids} {
7851 global blobdifffd diffids env
7852 global treediffs
7853 global diffcontext
7854 global ignorespace
7855 global worddiff
7856 global limitdiffs vfilelimit curview
7857 global git_version
7858
7859 set textconv {}
7860 if {[package vcompare $git_version "1.6.1"] >= 0} {
7861 set textconv "--textconv"
7862 }
7863 set submodule {}
7864 if {[package vcompare $git_version "1.6.6"] >= 0} {
7865 set submodule "--submodule"
7866 }
7867 set cmd [diffcmd $ids "-p $textconv $submodule -C --cc --no-commit-id -U$diffcontext"]
7868 if {$ignorespace} {
7869 append cmd " -w"
7870 }
7871 if {$worddiff ne [mc "Line diff"]} {
7872 append cmd " --word-diff=porcelain"
7873 }
7874 if {$limitdiffs && $vfilelimit($curview) ne {}} {
7875 set cmd [concat $cmd -- $vfilelimit($curview)]
7876 }
7877 if {[catch {set bdf [open $cmd r]} err]} {
7878 error_popup [mc "Error getting diffs: %s" $err]
7879 return
7880 }
7881 fconfigure $bdf -blocking 0 -encoding binary -eofchar {}
7882 set blobdifffd($ids) $bdf
7883 initblobdiffvars
7884 filerun $bdf [list getblobdiffline $bdf $diffids]
7885}
7886
7887proc savecmitpos {} {
7888 global ctext cmitmode
7889
7890 if {$cmitmode eq "tree"} {
7891 return {}
7892 }
7893 return [list target_scrollpos [$ctext index @0,0]]
7894}
7895
7896proc savectextpos {} {
7897 global ctext
7898
7899 return [list target_scrollpos [$ctext index @0,0]]
7900}
7901
7902proc maybe_scroll_ctext {ateof} {
7903 global ctext target_scrollpos
7904
7905 if {![info exists target_scrollpos]} return
7906 if {!$ateof} {
7907 set nlines [expr {[winfo height $ctext]
7908 / [font metrics textfont -linespace]}]
7909 if {[$ctext compare "$target_scrollpos + $nlines lines" <= end]} return
7910 }
7911 $ctext yview $target_scrollpos
7912 unset target_scrollpos
7913}
7914
7915proc setinlist {var i val} {
7916 global $var
7917
7918 while {[llength [set $var]] < $i} {
7919 lappend $var {}
7920 }
7921 if {[llength [set $var]] == $i} {
7922 lappend $var $val
7923 } else {
7924 lset $var $i $val
7925 }
7926}
7927
7928proc makediffhdr {fname ids} {
7929 global ctext curdiffstart treediffs diffencoding
7930 global ctext_file_names jump_to_here targetline diffline
7931
7932 set fname [encoding convertfrom $fname]
7933 set diffencoding [get_path_encoding $fname]
7934 set i [lsearch -exact $treediffs($ids) $fname]
7935 if {$i >= 0} {
7936 setinlist difffilestart $i $curdiffstart
7937 }
7938 lset ctext_file_names end $fname
7939 set l [expr {(78 - [string length $fname]) / 2}]
7940 set pad [string range "----------------------------------------" 1 $l]
7941 $ctext insert $curdiffstart "$pad $fname $pad" filesep
7942 set targetline {}
7943 if {$jump_to_here ne {} && [lindex $jump_to_here 0] eq $fname} {
7944 set targetline [lindex $jump_to_here 1]
7945 }
7946 set diffline 0
7947}
7948
7949proc blobdiffmaybeseehere {ateof} {
7950 global diffseehere
7951 if {$diffseehere >= 0} {
7952 mark_ctext_line [lindex [split $diffseehere .] 0]
7953 }
7954 maybe_scroll_ctext $ateof
7955}
7956
7957proc getblobdiffline {bdf ids} {
7958 global diffids blobdifffd
7959 global ctext
7960
7961 set nr 0
7962 $ctext conf -state normal
7963 while {[incr nr] <= 1000 && [gets $bdf line] >= 0} {
7964 if {$ids != $diffids || $bdf != $blobdifffd($ids)} {
7965 catch {close $bdf}
7966 return 0
7967 }
7968 parseblobdiffline $ids $line
7969 }
7970 $ctext conf -state disabled
7971 blobdiffmaybeseehere [eof $bdf]
7972 if {[eof $bdf]} {
7973 catch {close $bdf}
7974 return 0
7975 }
7976 return [expr {$nr >= 1000? 2: 1}]
7977}
7978
7979proc parseblobdiffline {ids line} {
7980 global ctext curdiffstart
7981 global diffnexthead diffnextnote difffilestart
7982 global ctext_file_names ctext_file_lines
7983 global diffinhdr treediffs mergemax diffnparents
7984 global diffencoding jump_to_here targetline diffline currdiffsubmod
7985 global worddiff diffseehere
7986
7987 if {![string compare -length 5 "diff " $line]} {
7988 if {![regexp {^diff (--cc|--git) } $line m type]} {
7989 set line [encoding convertfrom $line]
7990 $ctext insert end "$line\n" hunksep
7991 continue
7992 }
7993 # start of a new file
7994 set diffinhdr 1
7995 $ctext insert end "\n"
7996 set curdiffstart [$ctext index "end - 1c"]
7997 lappend ctext_file_names ""
7998 lappend ctext_file_lines [lindex [split $curdiffstart "."] 0]
7999 $ctext insert end "\n" filesep
8000
8001 if {$type eq "--cc"} {
8002 # start of a new file in a merge diff
8003 set fname [string range $line 10 end]
8004 if {[lsearch -exact $treediffs($ids) $fname] < 0} {
8005 lappend treediffs($ids) $fname
8006 add_flist [list $fname]
8007 }
8008
8009 } else {
8010 set line [string range $line 11 end]
8011 # If the name hasn't changed the length will be odd,
8012 # the middle char will be a space, and the two bits either
8013 # side will be a/name and b/name, or "a/name" and "b/name".
8014 # If the name has changed we'll get "rename from" and
8015 # "rename to" or "copy from" and "copy to" lines following
8016 # this, and we'll use them to get the filenames.
8017 # This complexity is necessary because spaces in the
8018 # filename(s) don't get escaped.
8019 set l [string length $line]
8020 set i [expr {$l / 2}]
8021 if {!(($l & 1) && [string index $line $i] eq " " &&
8022 [string range $line 2 [expr {$i - 1}]] eq \
8023 [string range $line [expr {$i + 3}] end])} {
8024 return
8025 }
8026 # unescape if quoted and chop off the a/ from the front
8027 if {[string index $line 0] eq "\""} {
8028 set fname [string range [lindex $line 0] 2 end]
8029 } else {
8030 set fname [string range $line 2 [expr {$i - 1}]]
8031 }
8032 }
8033 makediffhdr $fname $ids
8034
8035 } elseif {![string compare -length 16 "* Unmerged path " $line]} {
8036 set fname [encoding convertfrom [string range $line 16 end]]
8037 $ctext insert end "\n"
8038 set curdiffstart [$ctext index "end - 1c"]
8039 lappend ctext_file_names $fname
8040 lappend ctext_file_lines [lindex [split $curdiffstart "."] 0]
8041 $ctext insert end "$line\n" filesep
8042 set i [lsearch -exact $treediffs($ids) $fname]
8043 if {$i >= 0} {
8044 setinlist difffilestart $i $curdiffstart
8045 }
8046
8047 } elseif {![string compare -length 2 "@@" $line]} {
8048 regexp {^@@+} $line ats
8049 set line [encoding convertfrom $diffencoding $line]
8050 $ctext insert end "$line\n" hunksep
8051 if {[regexp { \+(\d+),\d+ @@} $line m nl]} {
8052 set diffline $nl
8053 }
8054 set diffnparents [expr {[string length $ats] - 1}]
8055 set diffinhdr 0
8056
8057 } elseif {![string compare -length 10 "Submodule " $line]} {
8058 # start of a new submodule
8059 if {[regexp -indices "\[0-9a-f\]+\\.\\." $line nameend]} {
8060 set fname [string range $line 10 [expr [lindex $nameend 0] - 2]]
8061 } else {
8062 set fname [string range $line 10 [expr [string first "contains " $line] - 2]]
8063 }
8064 if {$currdiffsubmod != $fname} {
8065 $ctext insert end "\n"; # Add newline after commit message
8066 }
8067 set curdiffstart [$ctext index "end - 1c"]
8068 lappend ctext_file_names ""
8069 if {$currdiffsubmod != $fname} {
8070 lappend ctext_file_lines $fname
8071 makediffhdr $fname $ids
8072 set currdiffsubmod $fname
8073 $ctext insert end "\n$line\n" filesep
8074 } else {
8075 $ctext insert end "$line\n" filesep
8076 }
8077 } elseif {![string compare -length 3 " >" $line]} {
8078 set $currdiffsubmod ""
8079 set line [encoding convertfrom $diffencoding $line]
8080 $ctext insert end "$line\n" dresult
8081 } elseif {![string compare -length 3 " <" $line]} {
8082 set $currdiffsubmod ""
8083 set line [encoding convertfrom $diffencoding $line]
8084 $ctext insert end "$line\n" d0
8085 } elseif {$diffinhdr} {
8086 if {![string compare -length 12 "rename from " $line]} {
8087 set fname [string range $line [expr 6 + [string first " from " $line] ] end]
8088 if {[string index $fname 0] eq "\""} {
8089 set fname [lindex $fname 0]
8090 }
8091 set fname [encoding convertfrom $fname]
8092 set i [lsearch -exact $treediffs($ids) $fname]
8093 if {$i >= 0} {
8094 setinlist difffilestart $i $curdiffstart
8095 }
8096 } elseif {![string compare -length 10 $line "rename to "] ||
8097 ![string compare -length 8 $line "copy to "]} {
8098 set fname [string range $line [expr 4 + [string first " to " $line] ] end]
8099 if {[string index $fname 0] eq "\""} {
8100 set fname [lindex $fname 0]
8101 }
8102 makediffhdr $fname $ids
8103 } elseif {[string compare -length 3 $line "---"] == 0} {
8104 # do nothing
8105 return
8106 } elseif {[string compare -length 3 $line "+++"] == 0} {
8107 set diffinhdr 0
8108 return
8109 }
8110 $ctext insert end "$line\n" filesep
8111
8112 } else {
8113 set line [string map {\x1A ^Z} \
8114 [encoding convertfrom $diffencoding $line]]
8115 # parse the prefix - one ' ', '-' or '+' for each parent
8116 set prefix [string range $line 0 [expr {$diffnparents - 1}]]
8117 set tag [expr {$diffnparents > 1? "m": "d"}]
8118 set dowords [expr {$worddiff ne [mc "Line diff"] && $diffnparents == 1}]
8119 set words_pre_markup ""
8120 set words_post_markup ""
8121 if {[string trim $prefix " -+"] eq {}} {
8122 # prefix only has " ", "-" and "+" in it: normal diff line
8123 set num [string first "-" $prefix]
8124 if {$dowords} {
8125 set line [string range $line 1 end]
8126 }
8127 if {$num >= 0} {
8128 # removed line, first parent with line is $num
8129 if {$num >= $mergemax} {
8130 set num "max"
8131 }
8132 if {$dowords && $worddiff eq [mc "Markup words"]} {
8133 $ctext insert end "\[-$line-\]" $tag$num
8134 } else {
8135 $ctext insert end "$line" $tag$num
8136 }
8137 if {!$dowords} {
8138 $ctext insert end "\n" $tag$num
8139 }
8140 } else {
8141 set tags {}
8142 if {[string first "+" $prefix] >= 0} {
8143 # added line
8144 lappend tags ${tag}result
8145 if {$diffnparents > 1} {
8146 set num [string first " " $prefix]
8147 if {$num >= 0} {
8148 if {$num >= $mergemax} {
8149 set num "max"
8150 }
8151 lappend tags m$num
8152 }
8153 }
8154 set words_pre_markup "{+"
8155 set words_post_markup "+}"
8156 }
8157 if {$targetline ne {}} {
8158 if {$diffline == $targetline} {
8159 set diffseehere [$ctext index "end - 1 chars"]
8160 set targetline {}
8161 } else {
8162 incr diffline
8163 }
8164 }
8165 if {$dowords && $worddiff eq [mc "Markup words"]} {
8166 $ctext insert end "$words_pre_markup$line$words_post_markup" $tags
8167 } else {
8168 $ctext insert end "$line" $tags
8169 }
8170 if {!$dowords} {
8171 $ctext insert end "\n" $tags
8172 }
8173 }
8174 } elseif {$dowords && $prefix eq "~"} {
8175 $ctext insert end "\n" {}
8176 } else {
8177 # "\ No newline at end of file",
8178 # or something else we don't recognize
8179 $ctext insert end "$line\n" hunksep
8180 }
8181 }
8182}
8183
8184proc changediffdisp {} {
8185 global ctext diffelide
8186
8187 $ctext tag conf d0 -elide [lindex $diffelide 0]
8188 $ctext tag conf dresult -elide [lindex $diffelide 1]
8189}
8190
8191proc highlightfile {cline} {
8192 global cflist cflist_top
8193
8194 if {![info exists cflist_top]} return
8195
8196 $cflist tag remove highlight $cflist_top.0 "$cflist_top.0 lineend"
8197 $cflist tag add highlight $cline.0 "$cline.0 lineend"
8198 $cflist see $cline.0
8199 set cflist_top $cline
8200}
8201
8202proc highlightfile_for_scrollpos {topidx} {
8203 global cmitmode difffilestart
8204
8205 if {$cmitmode eq "tree"} return
8206 if {![info exists difffilestart]} return
8207
8208 set top [lindex [split $topidx .] 0]
8209 if {$difffilestart eq {} || $top < [lindex $difffilestart 0]} {
8210 highlightfile 0
8211 } else {
8212 highlightfile [expr {[bsearch $difffilestart $top] + 2}]
8213 }
8214}
8215
8216proc prevfile {} {
8217 global difffilestart ctext cmitmode
8218
8219 if {$cmitmode eq "tree"} return
8220 set prev 0.0
8221 set here [$ctext index @0,0]
8222 foreach loc $difffilestart {
8223 if {[$ctext compare $loc >= $here]} {
8224 $ctext yview $prev
8225 return
8226 }
8227 set prev $loc
8228 }
8229 $ctext yview $prev
8230}
8231
8232proc nextfile {} {
8233 global difffilestart ctext cmitmode
8234
8235 if {$cmitmode eq "tree"} return
8236 set here [$ctext index @0,0]
8237 foreach loc $difffilestart {
8238 if {[$ctext compare $loc > $here]} {
8239 $ctext yview $loc
8240 return
8241 }
8242 }
8243}
8244
8245proc clear_ctext {{first 1.0}} {
8246 global ctext smarktop smarkbot
8247 global ctext_file_names ctext_file_lines
8248 global pendinglinks
8249
8250 set l [lindex [split $first .] 0]
8251 if {![info exists smarktop] || [$ctext compare $first < $smarktop.0]} {
8252 set smarktop $l
8253 }
8254 if {![info exists smarkbot] || [$ctext compare $first < $smarkbot.0]} {
8255 set smarkbot $l
8256 }
8257 $ctext delete $first end
8258 if {$first eq "1.0"} {
8259 catch {unset pendinglinks}
8260 }
8261 set ctext_file_names {}
8262 set ctext_file_lines {}
8263}
8264
8265proc settabs {{firstab {}}} {
8266 global firsttabstop tabstop ctext have_tk85
8267
8268 if {$firstab ne {} && $have_tk85} {
8269 set firsttabstop $firstab
8270 }
8271 set w [font measure textfont "0"]
8272 if {$firsttabstop != 0} {
8273 $ctext conf -tabs [list [expr {($firsttabstop + $tabstop) * $w}] \
8274 [expr {($firsttabstop + 2 * $tabstop) * $w}]]
8275 } elseif {$have_tk85 || $tabstop != 8} {
8276 $ctext conf -tabs [expr {$tabstop * $w}]
8277 } else {
8278 $ctext conf -tabs {}
8279 }
8280}
8281
8282proc incrsearch {name ix op} {
8283 global ctext searchstring searchdirn
8284
8285 if {[catch {$ctext index anchor}]} {
8286 # no anchor set, use start of selection, or of visible area
8287 set sel [$ctext tag ranges sel]
8288 if {$sel ne {}} {
8289 $ctext mark set anchor [lindex $sel 0]
8290 } elseif {$searchdirn eq "-forwards"} {
8291 $ctext mark set anchor @0,0
8292 } else {
8293 $ctext mark set anchor @0,[winfo height $ctext]
8294 }
8295 }
8296 if {$searchstring ne {}} {
8297 set here [$ctext search -count mlen $searchdirn -- $searchstring anchor]
8298 if {$here ne {}} {
8299 $ctext see $here
8300 set mend "$here + $mlen c"
8301 $ctext tag remove sel 1.0 end
8302 $ctext tag add sel $here $mend
8303 suppress_highlighting_file_for_current_scrollpos
8304 highlightfile_for_scrollpos $here
8305 }
8306 }
8307 rehighlight_search_results
8308}
8309
8310proc dosearch {} {
8311 global sstring ctext searchstring searchdirn
8312
8313 focus $sstring
8314 $sstring icursor end
8315 set searchdirn -forwards
8316 if {$searchstring ne {}} {
8317 set sel [$ctext tag ranges sel]
8318 if {$sel ne {}} {
8319 set start "[lindex $sel 0] + 1c"
8320 } elseif {[catch {set start [$ctext index anchor]}]} {
8321 set start "@0,0"
8322 }
8323 set match [$ctext search -count mlen -- $searchstring $start]
8324 $ctext tag remove sel 1.0 end
8325 if {$match eq {}} {
8326 bell
8327 return
8328 }
8329 $ctext see $match
8330 suppress_highlighting_file_for_current_scrollpos
8331 highlightfile_for_scrollpos $match
8332 set mend "$match + $mlen c"
8333 $ctext tag add sel $match $mend
8334 $ctext mark unset anchor
8335 rehighlight_search_results
8336 }
8337}
8338
8339proc dosearchback {} {
8340 global sstring ctext searchstring searchdirn
8341
8342 focus $sstring
8343 $sstring icursor end
8344 set searchdirn -backwards
8345 if {$searchstring ne {}} {
8346 set sel [$ctext tag ranges sel]
8347 if {$sel ne {}} {
8348 set start [lindex $sel 0]
8349 } elseif {[catch {set start [$ctext index anchor]}]} {
8350 set start @0,[winfo height $ctext]
8351 }
8352 set match [$ctext search -backwards -count ml -- $searchstring $start]
8353 $ctext tag remove sel 1.0 end
8354 if {$match eq {}} {
8355 bell
8356 return
8357 }
8358 $ctext see $match
8359 suppress_highlighting_file_for_current_scrollpos
8360 highlightfile_for_scrollpos $match
8361 set mend "$match + $ml c"
8362 $ctext tag add sel $match $mend
8363 $ctext mark unset anchor
8364 rehighlight_search_results
8365 }
8366}
8367
8368proc rehighlight_search_results {} {
8369 global ctext searchstring
8370
8371 $ctext tag remove found 1.0 end
8372 $ctext tag remove currentsearchhit 1.0 end
8373
8374 if {$searchstring ne {}} {
8375 searchmarkvisible 1
8376 }
8377}
8378
8379proc searchmark {first last} {
8380 global ctext searchstring
8381
8382 set sel [$ctext tag ranges sel]
8383
8384 set mend $first.0
8385 while {1} {
8386 set match [$ctext search -count mlen -- $searchstring $mend $last.end]
8387 if {$match eq {}} break
8388 set mend "$match + $mlen c"
8389 if {$sel ne {} && [$ctext compare $match == [lindex $sel 0]]} {
8390 $ctext tag add currentsearchhit $match $mend
8391 } else {
8392 $ctext tag add found $match $mend
8393 }
8394 }
8395}
8396
8397proc searchmarkvisible {doall} {
8398 global ctext smarktop smarkbot
8399
8400 set topline [lindex [split [$ctext index @0,0] .] 0]
8401 set botline [lindex [split [$ctext index @0,[winfo height $ctext]] .] 0]
8402 if {$doall || $botline < $smarktop || $topline > $smarkbot} {
8403 # no overlap with previous
8404 searchmark $topline $botline
8405 set smarktop $topline
8406 set smarkbot $botline
8407 } else {
8408 if {$topline < $smarktop} {
8409 searchmark $topline [expr {$smarktop-1}]
8410 set smarktop $topline
8411 }
8412 if {$botline > $smarkbot} {
8413 searchmark [expr {$smarkbot+1}] $botline
8414 set smarkbot $botline
8415 }
8416 }
8417}
8418
8419proc suppress_highlighting_file_for_current_scrollpos {} {
8420 global ctext suppress_highlighting_file_for_this_scrollpos
8421
8422 set suppress_highlighting_file_for_this_scrollpos [$ctext index @0,0]
8423}
8424
8425proc scrolltext {f0 f1} {
8426 global searchstring cmitmode ctext
8427 global suppress_highlighting_file_for_this_scrollpos
8428
8429 set topidx [$ctext index @0,0]
8430 if {![info exists suppress_highlighting_file_for_this_scrollpos]
8431 || $topidx ne $suppress_highlighting_file_for_this_scrollpos} {
8432 highlightfile_for_scrollpos $topidx
8433 }
8434
8435 catch {unset suppress_highlighting_file_for_this_scrollpos}
8436
8437 .bleft.bottom.sb set $f0 $f1
8438 if {$searchstring ne {}} {
8439 searchmarkvisible 0
8440 }
8441}
8442
8443proc setcoords {} {
8444 global linespc charspc canvx0 canvy0
8445 global xspc1 xspc2 lthickness
8446
8447 set linespc [font metrics mainfont -linespace]
8448 set charspc [font measure mainfont "m"]
8449 set canvy0 [expr {int(3 + 0.5 * $linespc)}]
8450 set canvx0 [expr {int(3 + 0.5 * $linespc)}]
8451 set lthickness [expr {int($linespc / 9) + 1}]
8452 set xspc1(0) $linespc
8453 set xspc2 $linespc
8454}
8455
8456proc redisplay {} {
8457 global canv
8458 global selectedline
8459
8460 set ymax [lindex [$canv cget -scrollregion] 3]
8461 if {$ymax eq {} || $ymax == 0} return
8462 set span [$canv yview]
8463 clear_display
8464 setcanvscroll
8465 allcanvs yview moveto [lindex $span 0]
8466 drawvisible
8467 if {$selectedline ne {}} {
8468 selectline $selectedline 0
8469 allcanvs yview moveto [lindex $span 0]
8470 }
8471}
8472
8473proc parsefont {f n} {
8474 global fontattr
8475
8476 set fontattr($f,family) [lindex $n 0]
8477 set s [lindex $n 1]
8478 if {$s eq {} || $s == 0} {
8479 set s 10
8480 } elseif {$s < 0} {
8481 set s [expr {int(-$s / [winfo fpixels . 1p] + 0.5)}]
8482 }
8483 set fontattr($f,size) $s
8484 set fontattr($f,weight) normal
8485 set fontattr($f,slant) roman
8486 foreach style [lrange $n 2 end] {
8487 switch -- $style {
8488 "normal" -
8489 "bold" {set fontattr($f,weight) $style}
8490 "roman" -
8491 "italic" {set fontattr($f,slant) $style}
8492 }
8493 }
8494}
8495
8496proc fontflags {f {isbold 0}} {
8497 global fontattr
8498
8499 return [list -family $fontattr($f,family) -size $fontattr($f,size) \
8500 -weight [expr {$isbold? "bold": $fontattr($f,weight)}] \
8501 -slant $fontattr($f,slant)]
8502}
8503
8504proc fontname {f} {
8505 global fontattr
8506
8507 set n [list $fontattr($f,family) $fontattr($f,size)]
8508 if {$fontattr($f,weight) eq "bold"} {
8509 lappend n "bold"
8510 }
8511 if {$fontattr($f,slant) eq "italic"} {
8512 lappend n "italic"
8513 }
8514 return $n
8515}
8516
8517proc incrfont {inc} {
8518 global mainfont textfont ctext canv cflist showrefstop
8519 global stopped entries fontattr
8520
8521 unmarkmatches
8522 set s $fontattr(mainfont,size)
8523 incr s $inc
8524 if {$s < 1} {
8525 set s 1
8526 }
8527 set fontattr(mainfont,size) $s
8528 font config mainfont -size $s
8529 font config mainfontbold -size $s
8530 set mainfont [fontname mainfont]
8531 set s $fontattr(textfont,size)
8532 incr s $inc
8533 if {$s < 1} {
8534 set s 1
8535 }
8536 set fontattr(textfont,size) $s
8537 font config textfont -size $s
8538 font config textfontbold -size $s
8539 set textfont [fontname textfont]
8540 setcoords
8541 settabs
8542 redisplay
8543}
8544
8545proc clearsha1 {} {
8546 global sha1entry sha1string
8547 if {[string length $sha1string] == 40} {
8548 $sha1entry delete 0 end
8549 }
8550}
8551
8552proc sha1change {n1 n2 op} {
8553 global sha1string currentid sha1but
8554 if {$sha1string == {}
8555 || ([info exists currentid] && $sha1string == $currentid)} {
8556 set state disabled
8557 } else {
8558 set state normal
8559 }
8560 if {[$sha1but cget -state] == $state} return
8561 if {$state == "normal"} {
8562 $sha1but conf -state normal -relief raised -text "[mc "Goto:"] "
8563 } else {
8564 $sha1but conf -state disabled -relief flat -text "[mc "SHA1 ID:"] "
8565 }
8566}
8567
8568proc gotocommit {} {
8569 global sha1string tagids headids curview varcid
8570
8571 if {$sha1string == {}
8572 || ([info exists currentid] && $sha1string == $currentid)} return
8573 if {[info exists tagids($sha1string)]} {
8574 set id $tagids($sha1string)
8575 } elseif {[info exists headids($sha1string)]} {
8576 set id $headids($sha1string)
8577 } else {
8578 set id [string tolower $sha1string]
8579 if {[regexp {^[0-9a-f]{4,39}$} $id]} {
8580 set matches [longid $id]
8581 if {$matches ne {}} {
8582 if {[llength $matches] > 1} {
8583 error_popup [mc "Short SHA1 id %s is ambiguous" $id]
8584 return
8585 }
8586 set id [lindex $matches 0]
8587 }
8588 } else {
8589 if {[catch {set id [exec git rev-parse --verify $sha1string]}]} {
8590 error_popup [mc "Revision %s is not known" $sha1string]
8591 return
8592 }
8593 }
8594 }
8595 if {[commitinview $id $curview]} {
8596 selectline [rowofcommit $id] 1
8597 return
8598 }
8599 if {[regexp {^[0-9a-fA-F]{4,}$} $sha1string]} {
8600 set msg [mc "SHA1 id %s is not known" $sha1string]
8601 } else {
8602 set msg [mc "Revision %s is not in the current view" $sha1string]
8603 }
8604 error_popup $msg
8605}
8606
8607proc lineenter {x y id} {
8608 global hoverx hovery hoverid hovertimer
8609 global commitinfo canv
8610
8611 if {![info exists commitinfo($id)] && ![getcommit $id]} return
8612 set hoverx $x
8613 set hovery $y
8614 set hoverid $id
8615 if {[info exists hovertimer]} {
8616 after cancel $hovertimer
8617 }
8618 set hovertimer [after 500 linehover]
8619 $canv delete hover
8620}
8621
8622proc linemotion {x y id} {
8623 global hoverx hovery hoverid hovertimer
8624
8625 if {[info exists hoverid] && $id == $hoverid} {
8626 set hoverx $x
8627 set hovery $y
8628 if {[info exists hovertimer]} {
8629 after cancel $hovertimer
8630 }
8631 set hovertimer [after 500 linehover]
8632 }
8633}
8634
8635proc lineleave {id} {
8636 global hoverid hovertimer canv
8637
8638 if {[info exists hoverid] && $id == $hoverid} {
8639 $canv delete hover
8640 if {[info exists hovertimer]} {
8641 after cancel $hovertimer
8642 unset hovertimer
8643 }
8644 unset hoverid
8645 }
8646}
8647
8648proc linehover {} {
8649 global hoverx hovery hoverid hovertimer
8650 global canv linespc lthickness
8651 global linehoverbgcolor linehoverfgcolor linehoveroutlinecolor
8652
8653 global commitinfo
8654
8655 set text [lindex $commitinfo($hoverid) 0]
8656 set ymax [lindex [$canv cget -scrollregion] 3]
8657 if {$ymax == {}} return
8658 set yfrac [lindex [$canv yview] 0]
8659 set x [expr {$hoverx + 2 * $linespc}]
8660 set y [expr {$hovery + $yfrac * $ymax - $linespc / 2}]
8661 set x0 [expr {$x - 2 * $lthickness}]
8662 set y0 [expr {$y - 2 * $lthickness}]
8663 set x1 [expr {$x + [font measure mainfont $text] + 2 * $lthickness}]
8664 set y1 [expr {$y + $linespc + 2 * $lthickness}]
8665 set t [$canv create rectangle $x0 $y0 $x1 $y1 \
8666 -fill $linehoverbgcolor -outline $linehoveroutlinecolor \
8667 -width 1 -tags hover]
8668 $canv raise $t
8669 set t [$canv create text $x $y -anchor nw -text $text -tags hover \
8670 -font mainfont -fill $linehoverfgcolor]
8671 $canv raise $t
8672}
8673
8674proc clickisonarrow {id y} {
8675 global lthickness
8676
8677 set ranges [rowranges $id]
8678 set thresh [expr {2 * $lthickness + 6}]
8679 set n [expr {[llength $ranges] - 1}]
8680 for {set i 1} {$i < $n} {incr i} {
8681 set row [lindex $ranges $i]
8682 if {abs([yc $row] - $y) < $thresh} {
8683 return $i
8684 }
8685 }
8686 return {}
8687}
8688
8689proc arrowjump {id n y} {
8690 global canv
8691
8692 # 1 <-> 2, 3 <-> 4, etc...
8693 set n [expr {(($n - 1) ^ 1) + 1}]
8694 set row [lindex [rowranges $id] $n]
8695 set yt [yc $row]
8696 set ymax [lindex [$canv cget -scrollregion] 3]
8697 if {$ymax eq {} || $ymax <= 0} return
8698 set view [$canv yview]
8699 set yspan [expr {[lindex $view 1] - [lindex $view 0]}]
8700 set yfrac [expr {$yt / $ymax - $yspan / 2}]
8701 if {$yfrac < 0} {
8702 set yfrac 0
8703 }
8704 allcanvs yview moveto $yfrac
8705}
8706
8707proc lineclick {x y id isnew} {
8708 global ctext commitinfo children canv thickerline curview
8709
8710 if {![info exists commitinfo($id)] && ![getcommit $id]} return
8711 unmarkmatches
8712 unselectline
8713 normalline
8714 $canv delete hover
8715 # draw this line thicker than normal
8716 set thickerline $id
8717 drawlines $id
8718 if {$isnew} {
8719 set ymax [lindex [$canv cget -scrollregion] 3]
8720 if {$ymax eq {}} return
8721 set yfrac [lindex [$canv yview] 0]
8722 set y [expr {$y + $yfrac * $ymax}]
8723 }
8724 set dirn [clickisonarrow $id $y]
8725 if {$dirn ne {}} {
8726 arrowjump $id $dirn $y
8727 return
8728 }
8729
8730 if {$isnew} {
8731 addtohistory [list lineclick $x $y $id 0] savectextpos
8732 }
8733 # fill the details pane with info about this line
8734 $ctext conf -state normal
8735 clear_ctext
8736 settabs 0
8737 $ctext insert end "[mc "Parent"]:\t"
8738 $ctext insert end $id link0
8739 setlink $id link0
8740 set info $commitinfo($id)
8741 $ctext insert end "\n\t[lindex $info 0]\n"
8742 $ctext insert end "\t[mc "Author"]:\t[lindex $info 1]\n"
8743 set date [formatdate [lindex $info 2]]
8744 $ctext insert end "\t[mc "Date"]:\t$date\n"
8745 set kids $children($curview,$id)
8746 if {$kids ne {}} {
8747 $ctext insert end "\n[mc "Children"]:"
8748 set i 0
8749 foreach child $kids {
8750 incr i
8751 if {![info exists commitinfo($child)] && ![getcommit $child]} continue
8752 set info $commitinfo($child)
8753 $ctext insert end "\n\t"
8754 $ctext insert end $child link$i
8755 setlink $child link$i
8756 $ctext insert end "\n\t[lindex $info 0]"
8757 $ctext insert end "\n\t[mc "Author"]:\t[lindex $info 1]"
8758 set date [formatdate [lindex $info 2]]
8759 $ctext insert end "\n\t[mc "Date"]:\t$date\n"
8760 }
8761 }
8762 maybe_scroll_ctext 1
8763 $ctext conf -state disabled
8764 init_flist {}
8765}
8766
8767proc normalline {} {
8768 global thickerline
8769 if {[info exists thickerline]} {
8770 set id $thickerline
8771 unset thickerline
8772 drawlines $id
8773 }
8774}
8775
8776proc selbyid {id {isnew 1}} {
8777 global curview
8778 if {[commitinview $id $curview]} {
8779 selectline [rowofcommit $id] $isnew
8780 }
8781}
8782
8783proc mstime {} {
8784 global startmstime
8785 if {![info exists startmstime]} {
8786 set startmstime [clock clicks -milliseconds]
8787 }
8788 return [format "%.3f" [expr {([clock click -milliseconds] - $startmstime) / 1000.0}]]
8789}
8790
8791proc rowmenu {x y id} {
8792 global rowctxmenu selectedline rowmenuid curview
8793 global nullid nullid2 fakerowmenu mainhead markedid
8794
8795 stopfinding
8796 set rowmenuid $id
8797 if {$selectedline eq {} || [rowofcommit $id] eq $selectedline} {
8798 set state disabled
8799 } else {
8800 set state normal
8801 }
8802 if {[info exists markedid] && $markedid ne $id} {
8803 set mstate normal
8804 } else {
8805 set mstate disabled
8806 }
8807 if {$id ne $nullid && $id ne $nullid2} {
8808 set menu $rowctxmenu
8809 if {$mainhead ne {}} {
8810 $menu entryconfigure 7 -label [mc "Reset %s branch to here" $mainhead] -state normal
8811 } else {
8812 $menu entryconfigure 7 -label [mc "Detached head: can't reset" $mainhead] -state disabled
8813 }
8814 $menu entryconfigure 9 -state $mstate
8815 $menu entryconfigure 10 -state $mstate
8816 $menu entryconfigure 11 -state $mstate
8817 } else {
8818 set menu $fakerowmenu
8819 }
8820 $menu entryconfigure [mca "Diff this -> selected"] -state $state
8821 $menu entryconfigure [mca "Diff selected -> this"] -state $state
8822 $menu entryconfigure [mca "Make patch"] -state $state
8823 $menu entryconfigure [mca "Diff this -> marked commit"] -state $mstate
8824 $menu entryconfigure [mca "Diff marked commit -> this"] -state $mstate
8825 tk_popup $menu $x $y
8826}
8827
8828proc markhere {} {
8829 global rowmenuid markedid canv
8830
8831 set markedid $rowmenuid
8832 make_idmark $markedid
8833}
8834
8835proc gotomark {} {
8836 global markedid
8837
8838 if {[info exists markedid]} {
8839 selbyid $markedid
8840 }
8841}
8842
8843proc replace_by_kids {l r} {
8844 global curview children
8845
8846 set id [commitonrow $r]
8847 set l [lreplace $l 0 0]
8848 foreach kid $children($curview,$id) {
8849 lappend l [rowofcommit $kid]
8850 }
8851 return [lsort -integer -decreasing -unique $l]
8852}
8853
8854proc find_common_desc {} {
8855 global markedid rowmenuid curview children
8856
8857 if {![info exists markedid]} return
8858 if {![commitinview $markedid $curview] ||
8859 ![commitinview $rowmenuid $curview]} return
8860 #set t1 [clock clicks -milliseconds]
8861 set l1 [list [rowofcommit $markedid]]
8862 set l2 [list [rowofcommit $rowmenuid]]
8863 while 1 {
8864 set r1 [lindex $l1 0]
8865 set r2 [lindex $l2 0]
8866 if {$r1 eq {} || $r2 eq {}} break
8867 if {$r1 == $r2} {
8868 selectline $r1 1
8869 break
8870 }
8871 if {$r1 > $r2} {
8872 set l1 [replace_by_kids $l1 $r1]
8873 } else {
8874 set l2 [replace_by_kids $l2 $r2]
8875 }
8876 }
8877 #set t2 [clock clicks -milliseconds]
8878 #puts "took [expr {$t2-$t1}]ms"
8879}
8880
8881proc compare_commits {} {
8882 global markedid rowmenuid curview children
8883
8884 if {![info exists markedid]} return
8885 if {![commitinview $markedid $curview]} return
8886 addtohistory [list do_cmp_commits $markedid $rowmenuid]
8887 do_cmp_commits $markedid $rowmenuid
8888}
8889
8890proc getpatchid {id} {
8891 global patchids
8892
8893 if {![info exists patchids($id)]} {
8894 set cmd [diffcmd [list $id] {-p --root}]
8895 # trim off the initial "|"
8896 set cmd [lrange $cmd 1 end]
8897 if {[catch {
8898 set x [eval exec $cmd | git patch-id]
8899 set patchids($id) [lindex $x 0]
8900 }]} {
8901 set patchids($id) "error"
8902 }
8903 }
8904 return $patchids($id)
8905}
8906
8907proc do_cmp_commits {a b} {
8908 global ctext curview parents children patchids commitinfo
8909
8910 $ctext conf -state normal
8911 clear_ctext
8912 init_flist {}
8913 for {set i 0} {$i < 100} {incr i} {
8914 set skipa 0
8915 set skipb 0
8916 if {[llength $parents($curview,$a)] > 1} {
8917 appendshortlink $a [mc "Skipping merge commit "] "\n"
8918 set skipa 1
8919 } else {
8920 set patcha [getpatchid $a]
8921 }
8922 if {[llength $parents($curview,$b)] > 1} {
8923 appendshortlink $b [mc "Skipping merge commit "] "\n"
8924 set skipb 1
8925 } else {
8926 set patchb [getpatchid $b]
8927 }
8928 if {!$skipa && !$skipb} {
8929 set heada [lindex $commitinfo($a) 0]
8930 set headb [lindex $commitinfo($b) 0]
8931 if {$patcha eq "error"} {
8932 appendshortlink $a [mc "Error getting patch ID for "] \
8933 [mc " - stopping\n"]
8934 break
8935 }
8936 if {$patchb eq "error"} {
8937 appendshortlink $b [mc "Error getting patch ID for "] \
8938 [mc " - stopping\n"]
8939 break
8940 }
8941 if {$patcha eq $patchb} {
8942 if {$heada eq $headb} {
8943 appendshortlink $a [mc "Commit "]
8944 appendshortlink $b " == " " $heada\n"
8945 } else {
8946 appendshortlink $a [mc "Commit "] " $heada\n"
8947 appendshortlink $b [mc " is the same patch as\n "] \
8948 " $headb\n"
8949 }
8950 set skipa 1
8951 set skipb 1
8952 } else {
8953 $ctext insert end "\n"
8954 appendshortlink $a [mc "Commit "] " $heada\n"
8955 appendshortlink $b [mc " differs from\n "] \
8956 " $headb\n"
8957 $ctext insert end [mc "Diff of commits:\n\n"]
8958 $ctext conf -state disabled
8959 update
8960 diffcommits $a $b
8961 return
8962 }
8963 }
8964 if {$skipa} {
8965 set kids [real_children $curview,$a]
8966 if {[llength $kids] != 1} {
8967 $ctext insert end "\n"
8968 appendshortlink $a [mc "Commit "] \
8969 [mc " has %s children - stopping\n" [llength $kids]]
8970 break
8971 }
8972 set a [lindex $kids 0]
8973 }
8974 if {$skipb} {
8975 set kids [real_children $curview,$b]
8976 if {[llength $kids] != 1} {
8977 appendshortlink $b [mc "Commit "] \
8978 [mc " has %s children - stopping\n" [llength $kids]]
8979 break
8980 }
8981 set b [lindex $kids 0]
8982 }
8983 }
8984 $ctext conf -state disabled
8985}
8986
8987proc diffcommits {a b} {
8988 global diffcontext diffids blobdifffd diffinhdr currdiffsubmod
8989
8990 set tmpdir [gitknewtmpdir]
8991 set fna [file join $tmpdir "commit-[string range $a 0 7]"]
8992 set fnb [file join $tmpdir "commit-[string range $b 0 7]"]
8993 if {[catch {
8994 exec git diff-tree -p --pretty $a >$fna
8995 exec git diff-tree -p --pretty $b >$fnb
8996 } err]} {
8997 error_popup [mc "Error writing commit to file: %s" $err]
8998 return
8999 }
9000 if {[catch {
9001 set fd [open "| diff -U$diffcontext $fna $fnb" r]
9002 } err]} {
9003 error_popup [mc "Error diffing commits: %s" $err]
9004 return
9005 }
9006 set diffids [list commits $a $b]
9007 set blobdifffd($diffids) $fd
9008 set diffinhdr 0
9009 set currdiffsubmod ""
9010 filerun $fd [list getblobdiffline $fd $diffids]
9011}
9012
9013proc diffvssel {dirn} {
9014 global rowmenuid selectedline
9015
9016 if {$selectedline eq {}} return
9017 if {$dirn} {
9018 set oldid [commitonrow $selectedline]
9019 set newid $rowmenuid
9020 } else {
9021 set oldid $rowmenuid
9022 set newid [commitonrow $selectedline]
9023 }
9024 addtohistory [list doseldiff $oldid $newid] savectextpos
9025 doseldiff $oldid $newid
9026}
9027
9028proc diffvsmark {dirn} {
9029 global rowmenuid markedid
9030
9031 if {![info exists markedid]} return
9032 if {$dirn} {
9033 set oldid $markedid
9034 set newid $rowmenuid
9035 } else {
9036 set oldid $rowmenuid
9037 set newid $markedid
9038 }
9039 addtohistory [list doseldiff $oldid $newid] savectextpos
9040 doseldiff $oldid $newid
9041}
9042
9043proc doseldiff {oldid newid} {
9044 global ctext
9045 global commitinfo
9046
9047 $ctext conf -state normal
9048 clear_ctext
9049 init_flist [mc "Top"]
9050 $ctext insert end "[mc "From"] "
9051 $ctext insert end $oldid link0
9052 setlink $oldid link0
9053 $ctext insert end "\n "
9054 $ctext insert end [lindex $commitinfo($oldid) 0]
9055 $ctext insert end "\n\n[mc "To"] "
9056 $ctext insert end $newid link1
9057 setlink $newid link1
9058 $ctext insert end "\n "
9059 $ctext insert end [lindex $commitinfo($newid) 0]
9060 $ctext insert end "\n"
9061 $ctext conf -state disabled
9062 $ctext tag remove found 1.0 end
9063 startdiff [list $oldid $newid]
9064}
9065
9066proc mkpatch {} {
9067 global rowmenuid currentid commitinfo patchtop patchnum NS
9068
9069 if {![info exists currentid]} return
9070 set oldid $currentid
9071 set oldhead [lindex $commitinfo($oldid) 0]
9072 set newid $rowmenuid
9073 set newhead [lindex $commitinfo($newid) 0]
9074 set top .patch
9075 set patchtop $top
9076 catch {destroy $top}
9077 ttk_toplevel $top
9078 make_transient $top .
9079 ${NS}::label $top.title -text [mc "Generate patch"]
9080 grid $top.title - -pady 10
9081 ${NS}::label $top.from -text [mc "From:"]
9082 ${NS}::entry $top.fromsha1 -width 40
9083 $top.fromsha1 insert 0 $oldid
9084 $top.fromsha1 conf -state readonly
9085 grid $top.from $top.fromsha1 -sticky w
9086 ${NS}::entry $top.fromhead -width 60
9087 $top.fromhead insert 0 $oldhead
9088 $top.fromhead conf -state readonly
9089 grid x $top.fromhead -sticky w
9090 ${NS}::label $top.to -text [mc "To:"]
9091 ${NS}::entry $top.tosha1 -width 40
9092 $top.tosha1 insert 0 $newid
9093 $top.tosha1 conf -state readonly
9094 grid $top.to $top.tosha1 -sticky w
9095 ${NS}::entry $top.tohead -width 60
9096 $top.tohead insert 0 $newhead
9097 $top.tohead conf -state readonly
9098 grid x $top.tohead -sticky w
9099 ${NS}::button $top.rev -text [mc "Reverse"] -command mkpatchrev
9100 grid $top.rev x -pady 10 -padx 5
9101 ${NS}::label $top.flab -text [mc "Output file:"]
9102 ${NS}::entry $top.fname -width 60
9103 $top.fname insert 0 [file normalize "patch$patchnum.patch"]
9104 incr patchnum
9105 grid $top.flab $top.fname -sticky w
9106 ${NS}::frame $top.buts
9107 ${NS}::button $top.buts.gen -text [mc "Generate"] -command mkpatchgo
9108 ${NS}::button $top.buts.can -text [mc "Cancel"] -command mkpatchcan
9109 bind $top <Key-Return> mkpatchgo
9110 bind $top <Key-Escape> mkpatchcan
9111 grid $top.buts.gen $top.buts.can
9112 grid columnconfigure $top.buts 0 -weight 1 -uniform a
9113 grid columnconfigure $top.buts 1 -weight 1 -uniform a
9114 grid $top.buts - -pady 10 -sticky ew
9115 focus $top.fname
9116}
9117
9118proc mkpatchrev {} {
9119 global patchtop
9120
9121 set oldid [$patchtop.fromsha1 get]
9122 set oldhead [$patchtop.fromhead get]
9123 set newid [$patchtop.tosha1 get]
9124 set newhead [$patchtop.tohead get]
9125 foreach e [list fromsha1 fromhead tosha1 tohead] \
9126 v [list $newid $newhead $oldid $oldhead] {
9127 $patchtop.$e conf -state normal
9128 $patchtop.$e delete 0 end
9129 $patchtop.$e insert 0 $v
9130 $patchtop.$e conf -state readonly
9131 }
9132}
9133
9134proc mkpatchgo {} {
9135 global patchtop nullid nullid2
9136
9137 set oldid [$patchtop.fromsha1 get]
9138 set newid [$patchtop.tosha1 get]
9139 set fname [$patchtop.fname get]
9140 set cmd [diffcmd [list $oldid $newid] -p]
9141 # trim off the initial "|"
9142 set cmd [lrange $cmd 1 end]
9143 lappend cmd >$fname &
9144 if {[catch {eval exec $cmd} err]} {
9145 error_popup "[mc "Error creating patch:"] $err" $patchtop
9146 }
9147 catch {destroy $patchtop}
9148 unset patchtop
9149}
9150
9151proc mkpatchcan {} {
9152 global patchtop
9153
9154 catch {destroy $patchtop}
9155 unset patchtop
9156}
9157
9158proc mktag {} {
9159 global rowmenuid mktagtop commitinfo NS
9160
9161 set top .maketag
9162 set mktagtop $top
9163 catch {destroy $top}
9164 ttk_toplevel $top
9165 make_transient $top .
9166 ${NS}::label $top.title -text [mc "Create tag"]
9167 grid $top.title - -pady 10
9168 ${NS}::label $top.id -text [mc "ID:"]
9169 ${NS}::entry $top.sha1 -width 40
9170 $top.sha1 insert 0 $rowmenuid
9171 $top.sha1 conf -state readonly
9172 grid $top.id $top.sha1 -sticky w
9173 ${NS}::entry $top.head -width 60
9174 $top.head insert 0 [lindex $commitinfo($rowmenuid) 0]
9175 $top.head conf -state readonly
9176 grid x $top.head -sticky w
9177 ${NS}::label $top.tlab -text [mc "Tag name:"]
9178 ${NS}::entry $top.tag -width 60
9179 grid $top.tlab $top.tag -sticky w
9180 ${NS}::label $top.op -text [mc "Tag message is optional"]
9181 grid $top.op -columnspan 2 -sticky we
9182 ${NS}::label $top.mlab -text [mc "Tag message:"]
9183 ${NS}::entry $top.msg -width 60
9184 grid $top.mlab $top.msg -sticky w
9185 ${NS}::frame $top.buts
9186 ${NS}::button $top.buts.gen -text [mc "Create"] -command mktaggo
9187 ${NS}::button $top.buts.can -text [mc "Cancel"] -command mktagcan
9188 bind $top <Key-Return> mktaggo
9189 bind $top <Key-Escape> mktagcan
9190 grid $top.buts.gen $top.buts.can
9191 grid columnconfigure $top.buts 0 -weight 1 -uniform a
9192 grid columnconfigure $top.buts 1 -weight 1 -uniform a
9193 grid $top.buts - -pady 10 -sticky ew
9194 focus $top.tag
9195}
9196
9197proc domktag {} {
9198 global mktagtop env tagids idtags
9199
9200 set id [$mktagtop.sha1 get]
9201 set tag [$mktagtop.tag get]
9202 set msg [$mktagtop.msg get]
9203 if {$tag == {}} {
9204 error_popup [mc "No tag name specified"] $mktagtop
9205 return 0
9206 }
9207 if {[info exists tagids($tag)]} {
9208 error_popup [mc "Tag \"%s\" already exists" $tag] $mktagtop
9209 return 0
9210 }
9211 if {[catch {
9212 if {$msg != {}} {
9213 exec git tag -a -m $msg $tag $id
9214 } else {
9215 exec git tag $tag $id
9216 }
9217 } err]} {
9218 error_popup "[mc "Error creating tag:"] $err" $mktagtop
9219 return 0
9220 }
9221
9222 set tagids($tag) $id
9223 lappend idtags($id) $tag
9224 redrawtags $id
9225 addedtag $id
9226 dispneartags 0
9227 run refill_reflist
9228 return 1
9229}
9230
9231proc redrawtags {id} {
9232 global canv linehtag idpos currentid curview cmitlisted markedid
9233 global canvxmax iddrawn circleitem mainheadid circlecolors
9234 global mainheadcirclecolor
9235
9236 if {![commitinview $id $curview]} return
9237 if {![info exists iddrawn($id)]} return
9238 set row [rowofcommit $id]
9239 if {$id eq $mainheadid} {
9240 set ofill $mainheadcirclecolor
9241 } else {
9242 set ofill [lindex $circlecolors $cmitlisted($curview,$id)]
9243 }
9244 $canv itemconf $circleitem($row) -fill $ofill
9245 $canv delete tag.$id
9246 set xt [eval drawtags $id $idpos($id)]
9247 $canv coords $linehtag($id) $xt [lindex $idpos($id) 2]
9248 set text [$canv itemcget $linehtag($id) -text]
9249 set font [$canv itemcget $linehtag($id) -font]
9250 set xr [expr {$xt + [font measure $font $text]}]
9251 if {$xr > $canvxmax} {
9252 set canvxmax $xr
9253 setcanvscroll
9254 }
9255 if {[info exists currentid] && $currentid == $id} {
9256 make_secsel $id
9257 }
9258 if {[info exists markedid] && $markedid eq $id} {
9259 make_idmark $id
9260 }
9261}
9262
9263proc mktagcan {} {
9264 global mktagtop
9265
9266 catch {destroy $mktagtop}
9267 unset mktagtop
9268}
9269
9270proc mktaggo {} {
9271 if {![domktag]} return
9272 mktagcan
9273}
9274
9275proc writecommit {} {
9276 global rowmenuid wrcomtop commitinfo wrcomcmd NS
9277
9278 set top .writecommit
9279 set wrcomtop $top
9280 catch {destroy $top}
9281 ttk_toplevel $top
9282 make_transient $top .
9283 ${NS}::label $top.title -text [mc "Write commit to file"]
9284 grid $top.title - -pady 10
9285 ${NS}::label $top.id -text [mc "ID:"]
9286 ${NS}::entry $top.sha1 -width 40
9287 $top.sha1 insert 0 $rowmenuid
9288 $top.sha1 conf -state readonly
9289 grid $top.id $top.sha1 -sticky w
9290 ${NS}::entry $top.head -width 60
9291 $top.head insert 0 [lindex $commitinfo($rowmenuid) 0]
9292 $top.head conf -state readonly
9293 grid x $top.head -sticky w
9294 ${NS}::label $top.clab -text [mc "Command:"]
9295 ${NS}::entry $top.cmd -width 60 -textvariable wrcomcmd
9296 grid $top.clab $top.cmd -sticky w -pady 10
9297 ${NS}::label $top.flab -text [mc "Output file:"]
9298 ${NS}::entry $top.fname -width 60
9299 $top.fname insert 0 [file normalize "commit-[string range $rowmenuid 0 6]"]
9300 grid $top.flab $top.fname -sticky w
9301 ${NS}::frame $top.buts
9302 ${NS}::button $top.buts.gen -text [mc "Write"] -command wrcomgo
9303 ${NS}::button $top.buts.can -text [mc "Cancel"] -command wrcomcan
9304 bind $top <Key-Return> wrcomgo
9305 bind $top <Key-Escape> wrcomcan
9306 grid $top.buts.gen $top.buts.can
9307 grid columnconfigure $top.buts 0 -weight 1 -uniform a
9308 grid columnconfigure $top.buts 1 -weight 1 -uniform a
9309 grid $top.buts - -pady 10 -sticky ew
9310 focus $top.fname
9311}
9312
9313proc wrcomgo {} {
9314 global wrcomtop
9315
9316 set id [$wrcomtop.sha1 get]
9317 set cmd "echo $id | [$wrcomtop.cmd get]"
9318 set fname [$wrcomtop.fname get]
9319 if {[catch {exec sh -c $cmd >$fname &} err]} {
9320 error_popup "[mc "Error writing commit:"] $err" $wrcomtop
9321 }
9322 catch {destroy $wrcomtop}
9323 unset wrcomtop
9324}
9325
9326proc wrcomcan {} {
9327 global wrcomtop
9328
9329 catch {destroy $wrcomtop}
9330 unset wrcomtop
9331}
9332
9333proc mkbranch {} {
9334 global rowmenuid mkbrtop NS
9335
9336 set top .makebranch
9337 catch {destroy $top}
9338 ttk_toplevel $top
9339 make_transient $top .
9340 ${NS}::label $top.title -text [mc "Create new branch"]
9341 grid $top.title - -pady 10
9342 ${NS}::label $top.id -text [mc "ID:"]
9343 ${NS}::entry $top.sha1 -width 40
9344 $top.sha1 insert 0 $rowmenuid
9345 $top.sha1 conf -state readonly
9346 grid $top.id $top.sha1 -sticky w
9347 ${NS}::label $top.nlab -text [mc "Name:"]
9348 ${NS}::entry $top.name -width 40
9349 grid $top.nlab $top.name -sticky w
9350 ${NS}::frame $top.buts
9351 ${NS}::button $top.buts.go -text [mc "Create"] -command [list mkbrgo $top]
9352 ${NS}::button $top.buts.can -text [mc "Cancel"] -command "catch {destroy $top}"
9353 bind $top <Key-Return> [list mkbrgo $top]
9354 bind $top <Key-Escape> "catch {destroy $top}"
9355 grid $top.buts.go $top.buts.can
9356 grid columnconfigure $top.buts 0 -weight 1 -uniform a
9357 grid columnconfigure $top.buts 1 -weight 1 -uniform a
9358 grid $top.buts - -pady 10 -sticky ew
9359 focus $top.name
9360}
9361
9362proc mkbrgo {top} {
9363 global headids idheads
9364
9365 set name [$top.name get]
9366 set id [$top.sha1 get]
9367 set cmdargs {}
9368 set old_id {}
9369 if {$name eq {}} {
9370 error_popup [mc "Please specify a name for the new branch"] $top
9371 return
9372 }
9373 if {[info exists headids($name)]} {
9374 if {![confirm_popup [mc \
9375 "Branch '%s' already exists. Overwrite?" $name] $top]} {
9376 return
9377 }
9378 set old_id $headids($name)
9379 lappend cmdargs -f
9380 }
9381 catch {destroy $top}
9382 lappend cmdargs $name $id
9383 nowbusy newbranch
9384 update
9385 if {[catch {
9386 eval exec git branch $cmdargs
9387 } err]} {
9388 notbusy newbranch
9389 error_popup $err
9390 } else {
9391 notbusy newbranch
9392 if {$old_id ne {}} {
9393 movehead $id $name
9394 movedhead $id $name
9395 redrawtags $old_id
9396 redrawtags $id
9397 } else {
9398 set headids($name) $id
9399 lappend idheads($id) $name
9400 addedhead $id $name
9401 redrawtags $id
9402 }
9403 dispneartags 0
9404 run refill_reflist
9405 }
9406}
9407
9408proc exec_citool {tool_args {baseid {}}} {
9409 global commitinfo env
9410
9411 set save_env [array get env GIT_AUTHOR_*]
9412
9413 if {$baseid ne {}} {
9414 if {![info exists commitinfo($baseid)]} {
9415 getcommit $baseid
9416 }
9417 set author [lindex $commitinfo($baseid) 1]
9418 set date [lindex $commitinfo($baseid) 2]
9419 if {[regexp {^\s*(\S.*\S|\S)\s*<(.*)>\s*$} \
9420 $author author name email]
9421 && $date ne {}} {
9422 set env(GIT_AUTHOR_NAME) $name
9423 set env(GIT_AUTHOR_EMAIL) $email
9424 set env(GIT_AUTHOR_DATE) $date
9425 }
9426 }
9427
9428 eval exec git citool $tool_args &
9429
9430 array unset env GIT_AUTHOR_*
9431 array set env $save_env
9432}
9433
9434proc cherrypick {} {
9435 global rowmenuid curview
9436 global mainhead mainheadid
9437 global gitdir
9438
9439 set oldhead [exec git rev-parse HEAD]
9440 set dheads [descheads $rowmenuid]
9441 if {$dheads ne {} && [lsearch -exact $dheads $oldhead] >= 0} {
9442 set ok [confirm_popup [mc "Commit %s is already\
9443 included in branch %s -- really re-apply it?" \
9444 [string range $rowmenuid 0 7] $mainhead]]
9445 if {!$ok} return
9446 }
9447 nowbusy cherrypick [mc "Cherry-picking"]
9448 update
9449 # Unfortunately git-cherry-pick writes stuff to stderr even when
9450 # no error occurs, and exec takes that as an indication of error...
9451 if {[catch {exec sh -c "git cherry-pick -r $rowmenuid 2>&1"} err]} {
9452 notbusy cherrypick
9453 if {[regexp -line \
9454 {Entry '(.*)' (would be overwritten by merge|not uptodate)} \
9455 $err msg fname]} {
9456 error_popup [mc "Cherry-pick failed because of local changes\
9457 to file '%s'.\nPlease commit, reset or stash\
9458 your changes and try again." $fname]
9459 } elseif {[regexp -line \
9460 {^(CONFLICT \(.*\):|Automatic cherry-pick failed|error: could not apply)} \
9461 $err]} {
9462 if {[confirm_popup [mc "Cherry-pick failed because of merge\
9463 conflict.\nDo you wish to run git citool to\
9464 resolve it?"]]} {
9465 # Force citool to read MERGE_MSG
9466 file delete [file join $gitdir "GITGUI_MSG"]
9467 exec_citool {} $rowmenuid
9468 }
9469 } else {
9470 error_popup $err
9471 }
9472 run updatecommits
9473 return
9474 }
9475 set newhead [exec git rev-parse HEAD]
9476 if {$newhead eq $oldhead} {
9477 notbusy cherrypick
9478 error_popup [mc "No changes committed"]
9479 return
9480 }
9481 addnewchild $newhead $oldhead
9482 if {[commitinview $oldhead $curview]} {
9483 # XXX this isn't right if we have a path limit...
9484 insertrow $newhead $oldhead $curview
9485 if {$mainhead ne {}} {
9486 movehead $newhead $mainhead
9487 movedhead $newhead $mainhead
9488 }
9489 set mainheadid $newhead
9490 redrawtags $oldhead
9491 redrawtags $newhead
9492 selbyid $newhead
9493 }
9494 notbusy cherrypick
9495}
9496
9497proc revert {} {
9498 global rowmenuid curview
9499 global mainhead mainheadid
9500 global gitdir
9501
9502 set oldhead [exec git rev-parse HEAD]
9503 set dheads [descheads $rowmenuid]
9504 if { $dheads eq {} || [lsearch -exact $dheads $oldhead] == -1 } {
9505 set ok [confirm_popup [mc "Commit %s is not\
9506 included in branch %s -- really revert it?" \
9507 [string range $rowmenuid 0 7] $mainhead]]
9508 if {!$ok} return
9509 }
9510 nowbusy revert [mc "Reverting"]
9511 update
9512
9513 if [catch {exec git revert --no-edit $rowmenuid} err] {
9514 notbusy revert
9515 if [regexp {files would be overwritten by merge:(\n(( |\t)+[^\n]+\n)+)}\
9516 $err match files] {
9517 regsub {\n( |\t)+} $files "\n" files
9518 error_popup [mc "Revert failed because of local changes to\
9519 the following files:%s Please commit, reset or stash \
9520 your changes and try again." $files]
9521 } elseif [regexp {error: could not revert} $err] {
9522 if [confirm_popup [mc "Revert failed because of merge conflict.\n\
9523 Do you wish to run git citool to resolve it?"]] {
9524 # Force citool to read MERGE_MSG
9525 file delete [file join $gitdir "GITGUI_MSG"]
9526 exec_citool {} $rowmenuid
9527 }
9528 } else { error_popup $err }
9529 run updatecommits
9530 return
9531 }
9532
9533 set newhead [exec git rev-parse HEAD]
9534 if { $newhead eq $oldhead } {
9535 notbusy revert
9536 error_popup [mc "No changes committed"]
9537 return
9538 }
9539
9540 addnewchild $newhead $oldhead
9541
9542 if [commitinview $oldhead $curview] {
9543 # XXX this isn't right if we have a path limit...
9544 insertrow $newhead $oldhead $curview
9545 if {$mainhead ne {}} {
9546 movehead $newhead $mainhead
9547 movedhead $newhead $mainhead
9548 }
9549 set mainheadid $newhead
9550 redrawtags $oldhead
9551 redrawtags $newhead
9552 selbyid $newhead
9553 }
9554
9555 notbusy revert
9556}
9557
9558proc resethead {} {
9559 global mainhead rowmenuid confirm_ok resettype NS
9560
9561 set confirm_ok 0
9562 set w ".confirmreset"
9563 ttk_toplevel $w
9564 make_transient $w .
9565 wm title $w [mc "Confirm reset"]
9566 ${NS}::label $w.m -text \
9567 [mc "Reset branch %s to %s?" $mainhead [string range $rowmenuid 0 7]]
9568 pack $w.m -side top -fill x -padx 20 -pady 20
9569 ${NS}::labelframe $w.f -text [mc "Reset type:"]
9570 set resettype mixed
9571 ${NS}::radiobutton $w.f.soft -value soft -variable resettype \
9572 -text [mc "Soft: Leave working tree and index untouched"]
9573 grid $w.f.soft -sticky w
9574 ${NS}::radiobutton $w.f.mixed -value mixed -variable resettype \
9575 -text [mc "Mixed: Leave working tree untouched, reset index"]
9576 grid $w.f.mixed -sticky w
9577 ${NS}::radiobutton $w.f.hard -value hard -variable resettype \
9578 -text [mc "Hard: Reset working tree and index\n(discard ALL local changes)"]
9579 grid $w.f.hard -sticky w
9580 pack $w.f -side top -fill x -padx 4
9581 ${NS}::button $w.ok -text [mc OK] -command "set confirm_ok 1; destroy $w"
9582 pack $w.ok -side left -fill x -padx 20 -pady 20
9583 ${NS}::button $w.cancel -text [mc Cancel] -command "destroy $w"
9584 bind $w <Key-Escape> [list destroy $w]
9585 pack $w.cancel -side right -fill x -padx 20 -pady 20
9586 bind $w <Visibility> "grab $w; focus $w"
9587 tkwait window $w
9588 if {!$confirm_ok} return
9589 if {[catch {set fd [open \
9590 [list | git reset --$resettype $rowmenuid 2>@1] r]} err]} {
9591 error_popup $err
9592 } else {
9593 dohidelocalchanges
9594 filerun $fd [list readresetstat $fd]
9595 nowbusy reset [mc "Resetting"]
9596 selbyid $rowmenuid
9597 }
9598}
9599
9600proc readresetstat {fd} {
9601 global mainhead mainheadid showlocalchanges rprogcoord
9602
9603 if {[gets $fd line] >= 0} {
9604 if {[regexp {([0-9]+)% \(([0-9]+)/([0-9]+)\)} $line match p m n]} {
9605 set rprogcoord [expr {1.0 * $m / $n}]
9606 adjustprogress
9607 }
9608 return 1
9609 }
9610 set rprogcoord 0
9611 adjustprogress
9612 notbusy reset
9613 if {[catch {close $fd} err]} {
9614 error_popup $err
9615 }
9616 set oldhead $mainheadid
9617 set newhead [exec git rev-parse HEAD]
9618 if {$newhead ne $oldhead} {
9619 movehead $newhead $mainhead
9620 movedhead $newhead $mainhead
9621 set mainheadid $newhead
9622 redrawtags $oldhead
9623 redrawtags $newhead
9624 }
9625 if {$showlocalchanges} {
9626 doshowlocalchanges
9627 }
9628 return 0
9629}
9630
9631# context menu for a head
9632proc headmenu {x y id head} {
9633 global headmenuid headmenuhead headctxmenu mainhead
9634
9635 stopfinding
9636 set headmenuid $id
9637 set headmenuhead $head
9638 set state normal
9639 if {[string match "remotes/*" $head]} {
9640 set state disabled
9641 }
9642 if {$head eq $mainhead} {
9643 set state disabled
9644 }
9645 $headctxmenu entryconfigure 0 -state $state
9646 $headctxmenu entryconfigure 1 -state $state
9647 tk_popup $headctxmenu $x $y
9648}
9649
9650proc cobranch {} {
9651 global headmenuid headmenuhead headids
9652 global showlocalchanges
9653
9654 # check the tree is clean first??
9655 nowbusy checkout [mc "Checking out"]
9656 update
9657 dohidelocalchanges
9658 if {[catch {
9659 set fd [open [list | git checkout $headmenuhead 2>@1] r]
9660 } err]} {
9661 notbusy checkout
9662 error_popup $err
9663 if {$showlocalchanges} {
9664 dodiffindex
9665 }
9666 } else {
9667 filerun $fd [list readcheckoutstat $fd $headmenuhead $headmenuid]
9668 }
9669}
9670
9671proc readcheckoutstat {fd newhead newheadid} {
9672 global mainhead mainheadid headids showlocalchanges progresscoords
9673 global viewmainheadid curview
9674
9675 if {[gets $fd line] >= 0} {
9676 if {[regexp {([0-9]+)% \(([0-9]+)/([0-9]+)\)} $line match p m n]} {
9677 set progresscoords [list 0 [expr {1.0 * $m / $n}]]
9678 adjustprogress
9679 }
9680 return 1
9681 }
9682 set progresscoords {0 0}
9683 adjustprogress
9684 notbusy checkout
9685 if {[catch {close $fd} err]} {
9686 error_popup $err
9687 }
9688 set oldmainid $mainheadid
9689 set mainhead $newhead
9690 set mainheadid $newheadid
9691 set viewmainheadid($curview) $newheadid
9692 redrawtags $oldmainid
9693 redrawtags $newheadid
9694 selbyid $newheadid
9695 if {$showlocalchanges} {
9696 dodiffindex
9697 }
9698}
9699
9700proc rmbranch {} {
9701 global headmenuid headmenuhead mainhead
9702 global idheads
9703
9704 set head $headmenuhead
9705 set id $headmenuid
9706 # this check shouldn't be needed any more...
9707 if {$head eq $mainhead} {
9708 error_popup [mc "Cannot delete the currently checked-out branch"]
9709 return
9710 }
9711 set dheads [descheads $id]
9712 if {[llength $dheads] == 1 && $idheads($dheads) eq $head} {
9713 # the stuff on this branch isn't on any other branch
9714 if {![confirm_popup [mc "The commits on branch %s aren't on any other\
9715 branch.\nReally delete branch %s?" $head $head]]} return
9716 }
9717 nowbusy rmbranch
9718 update
9719 if {[catch {exec git branch -D $head} err]} {
9720 notbusy rmbranch
9721 error_popup $err
9722 return
9723 }
9724 removehead $id $head
9725 removedhead $id $head
9726 redrawtags $id
9727 notbusy rmbranch
9728 dispneartags 0
9729 run refill_reflist
9730}
9731
9732# Display a list of tags and heads
9733proc showrefs {} {
9734 global showrefstop bgcolor fgcolor selectbgcolor NS
9735 global bglist fglist reflistfilter reflist maincursor
9736
9737 set top .showrefs
9738 set showrefstop $top
9739 if {[winfo exists $top]} {
9740 raise $top
9741 refill_reflist
9742 return
9743 }
9744 ttk_toplevel $top
9745 wm title $top [mc "Tags and heads: %s" [file tail [pwd]]]
9746 make_transient $top .
9747 text $top.list -background $bgcolor -foreground $fgcolor \
9748 -selectbackground $selectbgcolor -font mainfont \
9749 -xscrollcommand "$top.xsb set" -yscrollcommand "$top.ysb set" \
9750 -width 30 -height 20 -cursor $maincursor \
9751 -spacing1 1 -spacing3 1 -state disabled
9752 $top.list tag configure highlight -background $selectbgcolor
9753 lappend bglist $top.list
9754 lappend fglist $top.list
9755 ${NS}::scrollbar $top.ysb -command "$top.list yview" -orient vertical
9756 ${NS}::scrollbar $top.xsb -command "$top.list xview" -orient horizontal
9757 grid $top.list $top.ysb -sticky nsew
9758 grid $top.xsb x -sticky ew
9759 ${NS}::frame $top.f
9760 ${NS}::label $top.f.l -text "[mc "Filter"]: "
9761 ${NS}::entry $top.f.e -width 20 -textvariable reflistfilter
9762 set reflistfilter "*"
9763 trace add variable reflistfilter write reflistfilter_change
9764 pack $top.f.e -side right -fill x -expand 1
9765 pack $top.f.l -side left
9766 grid $top.f - -sticky ew -pady 2
9767 ${NS}::button $top.close -command [list destroy $top] -text [mc "Close"]
9768 bind $top <Key-Escape> [list destroy $top]
9769 grid $top.close -
9770 grid columnconfigure $top 0 -weight 1
9771 grid rowconfigure $top 0 -weight 1
9772 bind $top.list <1> {break}
9773 bind $top.list <B1-Motion> {break}
9774 bind $top.list <ButtonRelease-1> {sel_reflist %W %x %y; break}
9775 set reflist {}
9776 refill_reflist
9777}
9778
9779proc sel_reflist {w x y} {
9780 global showrefstop reflist headids tagids otherrefids
9781
9782 if {![winfo exists $showrefstop]} return
9783 set l [lindex [split [$w index "@$x,$y"] "."] 0]
9784 set ref [lindex $reflist [expr {$l-1}]]
9785 set n [lindex $ref 0]
9786 switch -- [lindex $ref 1] {
9787 "H" {selbyid $headids($n)}
9788 "T" {selbyid $tagids($n)}
9789 "o" {selbyid $otherrefids($n)}
9790 }
9791 $showrefstop.list tag add highlight $l.0 "$l.0 lineend"
9792}
9793
9794proc unsel_reflist {} {
9795 global showrefstop
9796
9797 if {![info exists showrefstop] || ![winfo exists $showrefstop]} return
9798 $showrefstop.list tag remove highlight 0.0 end
9799}
9800
9801proc reflistfilter_change {n1 n2 op} {
9802 global reflistfilter
9803
9804 after cancel refill_reflist
9805 after 200 refill_reflist
9806}
9807
9808proc refill_reflist {} {
9809 global reflist reflistfilter showrefstop headids tagids otherrefids
9810 global curview
9811
9812 if {![info exists showrefstop] || ![winfo exists $showrefstop]} return
9813 set refs {}
9814 foreach n [array names headids] {
9815 if {[string match $reflistfilter $n]} {
9816 if {[commitinview $headids($n) $curview]} {
9817 lappend refs [list $n H]
9818 } else {
9819 interestedin $headids($n) {run refill_reflist}
9820 }
9821 }
9822 }
9823 foreach n [array names tagids] {
9824 if {[string match $reflistfilter $n]} {
9825 if {[commitinview $tagids($n) $curview]} {
9826 lappend refs [list $n T]
9827 } else {
9828 interestedin $tagids($n) {run refill_reflist}
9829 }
9830 }
9831 }
9832 foreach n [array names otherrefids] {
9833 if {[string match $reflistfilter $n]} {
9834 if {[commitinview $otherrefids($n) $curview]} {
9835 lappend refs [list $n o]
9836 } else {
9837 interestedin $otherrefids($n) {run refill_reflist}
9838 }
9839 }
9840 }
9841 set refs [lsort -index 0 $refs]
9842 if {$refs eq $reflist} return
9843
9844 # Update the contents of $showrefstop.list according to the
9845 # differences between $reflist (old) and $refs (new)
9846 $showrefstop.list conf -state normal
9847 $showrefstop.list insert end "\n"
9848 set i 0
9849 set j 0
9850 while {$i < [llength $reflist] || $j < [llength $refs]} {
9851 if {$i < [llength $reflist]} {
9852 if {$j < [llength $refs]} {
9853 set cmp [string compare [lindex $reflist $i 0] \
9854 [lindex $refs $j 0]]
9855 if {$cmp == 0} {
9856 set cmp [string compare [lindex $reflist $i 1] \
9857 [lindex $refs $j 1]]
9858 }
9859 } else {
9860 set cmp -1
9861 }
9862 } else {
9863 set cmp 1
9864 }
9865 switch -- $cmp {
9866 -1 {
9867 $showrefstop.list delete "[expr {$j+1}].0" "[expr {$j+2}].0"
9868 incr i
9869 }
9870 0 {
9871 incr i
9872 incr j
9873 }
9874 1 {
9875 set l [expr {$j + 1}]
9876 $showrefstop.list image create $l.0 -align baseline \
9877 -image reficon-[lindex $refs $j 1] -padx 2
9878 $showrefstop.list insert $l.1 "[lindex $refs $j 0]\n"
9879 incr j
9880 }
9881 }
9882 }
9883 set reflist $refs
9884 # delete last newline
9885 $showrefstop.list delete end-2c end-1c
9886 $showrefstop.list conf -state disabled
9887}
9888
9889# Stuff for finding nearby tags
9890proc getallcommits {} {
9891 global allcommits nextarc seeds allccache allcwait cachedarcs allcupdate
9892 global idheads idtags idotherrefs allparents tagobjid
9893 global gitdir
9894
9895 if {![info exists allcommits]} {
9896 set nextarc 0
9897 set allcommits 0
9898 set seeds {}
9899 set allcwait 0
9900 set cachedarcs 0
9901 set allccache [file join $gitdir "gitk.cache"]
9902 if {![catch {
9903 set f [open $allccache r]
9904 set allcwait 1
9905 getcache $f
9906 }]} return
9907 }
9908
9909 if {$allcwait} {
9910 return
9911 }
9912 set cmd [list | git rev-list --parents]
9913 set allcupdate [expr {$seeds ne {}}]
9914 if {!$allcupdate} {
9915 set ids "--all"
9916 } else {
9917 set refs [concat [array names idheads] [array names idtags] \
9918 [array names idotherrefs]]
9919 set ids {}
9920 set tagobjs {}
9921 foreach name [array names tagobjid] {
9922 lappend tagobjs $tagobjid($name)
9923 }
9924 foreach id [lsort -unique $refs] {
9925 if {![info exists allparents($id)] &&
9926 [lsearch -exact $tagobjs $id] < 0} {
9927 lappend ids $id
9928 }
9929 }
9930 if {$ids ne {}} {
9931 foreach id $seeds {
9932 lappend ids "^$id"
9933 }
9934 }
9935 }
9936 if {$ids ne {}} {
9937 set fd [open [concat $cmd $ids] r]
9938 fconfigure $fd -blocking 0
9939 incr allcommits
9940 nowbusy allcommits
9941 filerun $fd [list getallclines $fd]
9942 } else {
9943 dispneartags 0
9944 }
9945}
9946
9947# Since most commits have 1 parent and 1 child, we group strings of
9948# such commits into "arcs" joining branch/merge points (BMPs), which
9949# are commits that either don't have 1 parent or don't have 1 child.
9950#
9951# arcnos(id) - incoming arcs for BMP, arc we're on for other nodes
9952# arcout(id) - outgoing arcs for BMP
9953# arcids(a) - list of IDs on arc including end but not start
9954# arcstart(a) - BMP ID at start of arc
9955# arcend(a) - BMP ID at end of arc
9956# growing(a) - arc a is still growing
9957# arctags(a) - IDs out of arcids (excluding end) that have tags
9958# archeads(a) - IDs out of arcids (excluding end) that have heads
9959# The start of an arc is at the descendent end, so "incoming" means
9960# coming from descendents, and "outgoing" means going towards ancestors.
9961
9962proc getallclines {fd} {
9963 global allparents allchildren idtags idheads nextarc
9964 global arcnos arcids arctags arcout arcend arcstart archeads growing
9965 global seeds allcommits cachedarcs allcupdate
9966
9967 set nid 0
9968 while {[incr nid] <= 1000 && [gets $fd line] >= 0} {
9969 set id [lindex $line 0]
9970 if {[info exists allparents($id)]} {
9971 # seen it already
9972 continue
9973 }
9974 set cachedarcs 0
9975 set olds [lrange $line 1 end]
9976 set allparents($id) $olds
9977 if {![info exists allchildren($id)]} {
9978 set allchildren($id) {}
9979 set arcnos($id) {}
9980 lappend seeds $id
9981 } else {
9982 set a $arcnos($id)
9983 if {[llength $olds] == 1 && [llength $a] == 1} {
9984 lappend arcids($a) $id
9985 if {[info exists idtags($id)]} {
9986 lappend arctags($a) $id
9987 }
9988 if {[info exists idheads($id)]} {
9989 lappend archeads($a) $id
9990 }
9991 if {[info exists allparents($olds)]} {
9992 # seen parent already
9993 if {![info exists arcout($olds)]} {
9994 splitarc $olds
9995 }
9996 lappend arcids($a) $olds
9997 set arcend($a) $olds
9998 unset growing($a)
9999 }
10000 lappend allchildren($olds) $id
10001 lappend arcnos($olds) $a
10002 continue
10003 }
10004 }
10005 foreach a $arcnos($id) {
10006 lappend arcids($a) $id
10007 set arcend($a) $id
10008 unset growing($a)
10009 }
10010
10011 set ao {}
10012 foreach p $olds {
10013 lappend allchildren($p) $id
10014 set a [incr nextarc]
10015 set arcstart($a) $id
10016 set archeads($a) {}
10017 set arctags($a) {}
10018 set archeads($a) {}
10019 set arcids($a) {}
10020 lappend ao $a
10021 set growing($a) 1
10022 if {[info exists allparents($p)]} {
10023 # seen it already, may need to make a new branch
10024 if {![info exists arcout($p)]} {
10025 splitarc $p
10026 }
10027 lappend arcids($a) $p
10028 set arcend($a) $p
10029 unset growing($a)
10030 }
10031 lappend arcnos($p) $a
10032 }
10033 set arcout($id) $ao
10034 }
10035 if {$nid > 0} {
10036 global cached_dheads cached_dtags cached_atags
10037 catch {unset cached_dheads}
10038 catch {unset cached_dtags}
10039 catch {unset cached_atags}
10040 }
10041 if {![eof $fd]} {
10042 return [expr {$nid >= 1000? 2: 1}]
10043 }
10044 set cacheok 1
10045 if {[catch {
10046 fconfigure $fd -blocking 1
10047 close $fd
10048 } err]} {
10049 # got an error reading the list of commits
10050 # if we were updating, try rereading the whole thing again
10051 if {$allcupdate} {
10052 incr allcommits -1
10053 dropcache $err
10054 return
10055 }
10056 error_popup "[mc "Error reading commit topology information;\
10057 branch and preceding/following tag information\
10058 will be incomplete."]\n($err)"
10059 set cacheok 0
10060 }
10061 if {[incr allcommits -1] == 0} {
10062 notbusy allcommits
10063 if {$cacheok} {
10064 run savecache
10065 }
10066 }
10067 dispneartags 0
10068 return 0
10069}
10070
10071proc recalcarc {a} {
10072 global arctags archeads arcids idtags idheads
10073
10074 set at {}
10075 set ah {}
10076 foreach id [lrange $arcids($a) 0 end-1] {
10077 if {[info exists idtags($id)]} {
10078 lappend at $id
10079 }
10080 if {[info exists idheads($id)]} {
10081 lappend ah $id
10082 }
10083 }
10084 set arctags($a) $at
10085 set archeads($a) $ah
10086}
10087
10088proc splitarc {p} {
10089 global arcnos arcids nextarc arctags archeads idtags idheads
10090 global arcstart arcend arcout allparents growing
10091
10092 set a $arcnos($p)
10093 if {[llength $a] != 1} {
10094 puts "oops splitarc called but [llength $a] arcs already"
10095 return
10096 }
10097 set a [lindex $a 0]
10098 set i [lsearch -exact $arcids($a) $p]
10099 if {$i < 0} {
10100 puts "oops splitarc $p not in arc $a"
10101 return
10102 }
10103 set na [incr nextarc]
10104 if {[info exists arcend($a)]} {
10105 set arcend($na) $arcend($a)
10106 } else {
10107 set l [lindex $allparents([lindex $arcids($a) end]) 0]
10108 set j [lsearch -exact $arcnos($l) $a]
10109 set arcnos($l) [lreplace $arcnos($l) $j $j $na]
10110 }
10111 set tail [lrange $arcids($a) [expr {$i+1}] end]
10112 set arcids($a) [lrange $arcids($a) 0 $i]
10113 set arcend($a) $p
10114 set arcstart($na) $p
10115 set arcout($p) $na
10116 set arcids($na) $tail
10117 if {[info exists growing($a)]} {
10118 set growing($na) 1
10119 unset growing($a)
10120 }
10121
10122 foreach id $tail {
10123 if {[llength $arcnos($id)] == 1} {
10124 set arcnos($id) $na
10125 } else {
10126 set j [lsearch -exact $arcnos($id) $a]
10127 set arcnos($id) [lreplace $arcnos($id) $j $j $na]
10128 }
10129 }
10130
10131 # reconstruct tags and heads lists
10132 if {$arctags($a) ne {} || $archeads($a) ne {}} {
10133 recalcarc $a
10134 recalcarc $na
10135 } else {
10136 set arctags($na) {}
10137 set archeads($na) {}
10138 }
10139}
10140
10141# Update things for a new commit added that is a child of one
10142# existing commit. Used when cherry-picking.
10143proc addnewchild {id p} {
10144 global allparents allchildren idtags nextarc
10145 global arcnos arcids arctags arcout arcend arcstart archeads growing
10146 global seeds allcommits
10147
10148 if {![info exists allcommits] || ![info exists arcnos($p)]} return
10149 set allparents($id) [list $p]
10150 set allchildren($id) {}
10151 set arcnos($id) {}
10152 lappend seeds $id
10153 lappend allchildren($p) $id
10154 set a [incr nextarc]
10155 set arcstart($a) $id
10156 set archeads($a) {}
10157 set arctags($a) {}
10158 set arcids($a) [list $p]
10159 set arcend($a) $p
10160 if {![info exists arcout($p)]} {
10161 splitarc $p
10162 }
10163 lappend arcnos($p) $a
10164 set arcout($id) [list $a]
10165}
10166
10167# This implements a cache for the topology information.
10168# The cache saves, for each arc, the start and end of the arc,
10169# the ids on the arc, and the outgoing arcs from the end.
10170proc readcache {f} {
10171 global arcnos arcids arcout arcstart arcend arctags archeads nextarc
10172 global idtags idheads allparents cachedarcs possible_seeds seeds growing
10173 global allcwait
10174
10175 set a $nextarc
10176 set lim $cachedarcs
10177 if {$lim - $a > 500} {
10178 set lim [expr {$a + 500}]
10179 }
10180 if {[catch {
10181 if {$a == $lim} {
10182 # finish reading the cache and setting up arctags, etc.
10183 set line [gets $f]
10184 if {$line ne "1"} {error "bad final version"}
10185 close $f
10186 foreach id [array names idtags] {
10187 if {[info exists arcnos($id)] && [llength $arcnos($id)] == 1 &&
10188 [llength $allparents($id)] == 1} {
10189 set a [lindex $arcnos($id) 0]
10190 if {$arctags($a) eq {}} {
10191 recalcarc $a
10192 }
10193 }
10194 }
10195 foreach id [array names idheads] {
10196 if {[info exists arcnos($id)] && [llength $arcnos($id)] == 1 &&
10197 [llength $allparents($id)] == 1} {
10198 set a [lindex $arcnos($id) 0]
10199 if {$archeads($a) eq {}} {
10200 recalcarc $a
10201 }
10202 }
10203 }
10204 foreach id [lsort -unique $possible_seeds] {
10205 if {$arcnos($id) eq {}} {
10206 lappend seeds $id
10207 }
10208 }
10209 set allcwait 0
10210 } else {
10211 while {[incr a] <= $lim} {
10212 set line [gets $f]
10213 if {[llength $line] != 3} {error "bad line"}
10214 set s [lindex $line 0]
10215 set arcstart($a) $s
10216 lappend arcout($s) $a
10217 if {![info exists arcnos($s)]} {
10218 lappend possible_seeds $s
10219 set arcnos($s) {}
10220 }
10221 set e [lindex $line 1]
10222 if {$e eq {}} {
10223 set growing($a) 1
10224 } else {
10225 set arcend($a) $e
10226 if {![info exists arcout($e)]} {
10227 set arcout($e) {}
10228 }
10229 }
10230 set arcids($a) [lindex $line 2]
10231 foreach id $arcids($a) {
10232 lappend allparents($s) $id
10233 set s $id
10234 lappend arcnos($id) $a
10235 }
10236 if {![info exists allparents($s)]} {
10237 set allparents($s) {}
10238 }
10239 set arctags($a) {}
10240 set archeads($a) {}
10241 }
10242 set nextarc [expr {$a - 1}]
10243 }
10244 } err]} {
10245 dropcache $err
10246 return 0
10247 }
10248 if {!$allcwait} {
10249 getallcommits
10250 }
10251 return $allcwait
10252}
10253
10254proc getcache {f} {
10255 global nextarc cachedarcs possible_seeds
10256
10257 if {[catch {
10258 set line [gets $f]
10259 if {[llength $line] != 2 || [lindex $line 0] ne "1"} {error "bad version"}
10260 # make sure it's an integer
10261 set cachedarcs [expr {int([lindex $line 1])}]
10262 if {$cachedarcs < 0} {error "bad number of arcs"}
10263 set nextarc 0
10264 set possible_seeds {}
10265 run readcache $f
10266 } err]} {
10267 dropcache $err
10268 }
10269 return 0
10270}
10271
10272proc dropcache {err} {
10273 global allcwait nextarc cachedarcs seeds
10274
10275 #puts "dropping cache ($err)"
10276 foreach v {arcnos arcout arcids arcstart arcend growing \
10277 arctags archeads allparents allchildren} {
10278 global $v
10279 catch {unset $v}
10280 }
10281 set allcwait 0
10282 set nextarc 0
10283 set cachedarcs 0
10284 set seeds {}
10285 getallcommits
10286}
10287
10288proc writecache {f} {
10289 global cachearc cachedarcs allccache
10290 global arcstart arcend arcnos arcids arcout
10291
10292 set a $cachearc
10293 set lim $cachedarcs
10294 if {$lim - $a > 1000} {
10295 set lim [expr {$a + 1000}]
10296 }
10297 if {[catch {
10298 while {[incr a] <= $lim} {
10299 if {[info exists arcend($a)]} {
10300 puts $f [list $arcstart($a) $arcend($a) $arcids($a)]
10301 } else {
10302 puts $f [list $arcstart($a) {} $arcids($a)]
10303 }
10304 }
10305 } err]} {
10306 catch {close $f}
10307 catch {file delete $allccache}
10308 #puts "writing cache failed ($err)"
10309 return 0
10310 }
10311 set cachearc [expr {$a - 1}]
10312 if {$a > $cachedarcs} {
10313 puts $f "1"
10314 close $f
10315 return 0
10316 }
10317 return 1
10318}
10319
10320proc savecache {} {
10321 global nextarc cachedarcs cachearc allccache
10322
10323 if {$nextarc == $cachedarcs} return
10324 set cachearc 0
10325 set cachedarcs $nextarc
10326 catch {
10327 set f [open $allccache w]
10328 puts $f [list 1 $cachedarcs]
10329 run writecache $f
10330 }
10331}
10332
10333# Returns 1 if a is an ancestor of b, -1 if b is an ancestor of a,
10334# or 0 if neither is true.
10335proc anc_or_desc {a b} {
10336 global arcout arcstart arcend arcnos cached_isanc
10337
10338 if {$arcnos($a) eq $arcnos($b)} {
10339 # Both are on the same arc(s); either both are the same BMP,
10340 # or if one is not a BMP, the other is also not a BMP or is
10341 # the BMP at end of the arc (and it only has 1 incoming arc).
10342 # Or both can be BMPs with no incoming arcs.
10343 if {$a eq $b || $arcnos($a) eq {}} {
10344 return 0
10345 }
10346 # assert {[llength $arcnos($a)] == 1}
10347 set arc [lindex $arcnos($a) 0]
10348 set i [lsearch -exact $arcids($arc) $a]
10349 set j [lsearch -exact $arcids($arc) $b]
10350 if {$i < 0 || $i > $j} {
10351 return 1
10352 } else {
10353 return -1
10354 }
10355 }
10356
10357 if {![info exists arcout($a)]} {
10358 set arc [lindex $arcnos($a) 0]
10359 if {[info exists arcend($arc)]} {
10360 set aend $arcend($arc)
10361 } else {
10362 set aend {}
10363 }
10364 set a $arcstart($arc)
10365 } else {
10366 set aend $a
10367 }
10368 if {![info exists arcout($b)]} {
10369 set arc [lindex $arcnos($b) 0]
10370 if {[info exists arcend($arc)]} {
10371 set bend $arcend($arc)
10372 } else {
10373 set bend {}
10374 }
10375 set b $arcstart($arc)
10376 } else {
10377 set bend $b
10378 }
10379 if {$a eq $bend} {
10380 return 1
10381 }
10382 if {$b eq $aend} {
10383 return -1
10384 }
10385 if {[info exists cached_isanc($a,$bend)]} {
10386 if {$cached_isanc($a,$bend)} {
10387 return 1
10388 }
10389 }
10390 if {[info exists cached_isanc($b,$aend)]} {
10391 if {$cached_isanc($b,$aend)} {
10392 return -1
10393 }
10394 if {[info exists cached_isanc($a,$bend)]} {
10395 return 0
10396 }
10397 }
10398
10399 set todo [list $a $b]
10400 set anc($a) a
10401 set anc($b) b
10402 for {set i 0} {$i < [llength $todo]} {incr i} {
10403 set x [lindex $todo $i]
10404 if {$anc($x) eq {}} {
10405 continue
10406 }
10407 foreach arc $arcnos($x) {
10408 set xd $arcstart($arc)
10409 if {$xd eq $bend} {
10410 set cached_isanc($a,$bend) 1
10411 set cached_isanc($b,$aend) 0
10412 return 1
10413 } elseif {$xd eq $aend} {
10414 set cached_isanc($b,$aend) 1
10415 set cached_isanc($a,$bend) 0
10416 return -1
10417 }
10418 if {![info exists anc($xd)]} {
10419 set anc($xd) $anc($x)
10420 lappend todo $xd
10421 } elseif {$anc($xd) ne $anc($x)} {
10422 set anc($xd) {}
10423 }
10424 }
10425 }
10426 set cached_isanc($a,$bend) 0
10427 set cached_isanc($b,$aend) 0
10428 return 0
10429}
10430
10431# This identifies whether $desc has an ancestor that is
10432# a growing tip of the graph and which is not an ancestor of $anc
10433# and returns 0 if so and 1 if not.
10434# If we subsequently discover a tag on such a growing tip, and that
10435# turns out to be a descendent of $anc (which it could, since we
10436# don't necessarily see children before parents), then $desc
10437# isn't a good choice to display as a descendent tag of
10438# $anc (since it is the descendent of another tag which is
10439# a descendent of $anc). Similarly, $anc isn't a good choice to
10440# display as a ancestor tag of $desc.
10441#
10442proc is_certain {desc anc} {
10443 global arcnos arcout arcstart arcend growing problems
10444
10445 set certain {}
10446 if {[llength $arcnos($anc)] == 1} {
10447 # tags on the same arc are certain
10448 if {$arcnos($desc) eq $arcnos($anc)} {
10449 return 1
10450 }
10451 if {![info exists arcout($anc)]} {
10452 # if $anc is partway along an arc, use the start of the arc instead
10453 set a [lindex $arcnos($anc) 0]
10454 set anc $arcstart($a)
10455 }
10456 }
10457 if {[llength $arcnos($desc)] > 1 || [info exists arcout($desc)]} {
10458 set x $desc
10459 } else {
10460 set a [lindex $arcnos($desc) 0]
10461 set x $arcend($a)
10462 }
10463 if {$x == $anc} {
10464 return 1
10465 }
10466 set anclist [list $x]
10467 set dl($x) 1
10468 set nnh 1
10469 set ngrowanc 0
10470 for {set i 0} {$i < [llength $anclist] && ($nnh > 0 || $ngrowanc > 0)} {incr i} {
10471 set x [lindex $anclist $i]
10472 if {$dl($x)} {
10473 incr nnh -1
10474 }
10475 set done($x) 1
10476 foreach a $arcout($x) {
10477 if {[info exists growing($a)]} {
10478 if {![info exists growanc($x)] && $dl($x)} {
10479 set growanc($x) 1
10480 incr ngrowanc
10481 }
10482 } else {
10483 set y $arcend($a)
10484 if {[info exists dl($y)]} {
10485 if {$dl($y)} {
10486 if {!$dl($x)} {
10487 set dl($y) 0
10488 if {![info exists done($y)]} {
10489 incr nnh -1
10490 }
10491 if {[info exists growanc($x)]} {
10492 incr ngrowanc -1
10493 }
10494 set xl [list $y]
10495 for {set k 0} {$k < [llength $xl]} {incr k} {
10496 set z [lindex $xl $k]
10497 foreach c $arcout($z) {
10498 if {[info exists arcend($c)]} {
10499 set v $arcend($c)
10500 if {[info exists dl($v)] && $dl($v)} {
10501 set dl($v) 0
10502 if {![info exists done($v)]} {
10503 incr nnh -1
10504 }
10505 if {[info exists growanc($v)]} {
10506 incr ngrowanc -1
10507 }
10508 lappend xl $v
10509 }
10510 }
10511 }
10512 }
10513 }
10514 }
10515 } elseif {$y eq $anc || !$dl($x)} {
10516 set dl($y) 0
10517 lappend anclist $y
10518 } else {
10519 set dl($y) 1
10520 lappend anclist $y
10521 incr nnh
10522 }
10523 }
10524 }
10525 }
10526 foreach x [array names growanc] {
10527 if {$dl($x)} {
10528 return 0
10529 }
10530 return 0
10531 }
10532 return 1
10533}
10534
10535proc validate_arctags {a} {
10536 global arctags idtags
10537
10538 set i -1
10539 set na $arctags($a)
10540 foreach id $arctags($a) {
10541 incr i
10542 if {![info exists idtags($id)]} {
10543 set na [lreplace $na $i $i]
10544 incr i -1
10545 }
10546 }
10547 set arctags($a) $na
10548}
10549
10550proc validate_archeads {a} {
10551 global archeads idheads
10552
10553 set i -1
10554 set na $archeads($a)
10555 foreach id $archeads($a) {
10556 incr i
10557 if {![info exists idheads($id)]} {
10558 set na [lreplace $na $i $i]
10559 incr i -1
10560 }
10561 }
10562 set archeads($a) $na
10563}
10564
10565# Return the list of IDs that have tags that are descendents of id,
10566# ignoring IDs that are descendents of IDs already reported.
10567proc desctags {id} {
10568 global arcnos arcstart arcids arctags idtags allparents
10569 global growing cached_dtags
10570
10571 if {![info exists allparents($id)]} {
10572 return {}
10573 }
10574 set t1 [clock clicks -milliseconds]
10575 set argid $id
10576 if {[llength $arcnos($id)] == 1 && [llength $allparents($id)] == 1} {
10577 # part-way along an arc; check that arc first
10578 set a [lindex $arcnos($id) 0]
10579 if {$arctags($a) ne {}} {
10580 validate_arctags $a
10581 set i [lsearch -exact $arcids($a) $id]
10582 set tid {}
10583 foreach t $arctags($a) {
10584 set j [lsearch -exact $arcids($a) $t]
10585 if {$j >= $i} break
10586 set tid $t
10587 }
10588 if {$tid ne {}} {
10589 return $tid
10590 }
10591 }
10592 set id $arcstart($a)
10593 if {[info exists idtags($id)]} {
10594 return $id
10595 }
10596 }
10597 if {[info exists cached_dtags($id)]} {
10598 return $cached_dtags($id)
10599 }
10600
10601 set origid $id
10602 set todo [list $id]
10603 set queued($id) 1
10604 set nc 1
10605 for {set i 0} {$i < [llength $todo] && $nc > 0} {incr i} {
10606 set id [lindex $todo $i]
10607 set done($id) 1
10608 set ta [info exists hastaggedancestor($id)]
10609 if {!$ta} {
10610 incr nc -1
10611 }
10612 # ignore tags on starting node
10613 if {!$ta && $i > 0} {
10614 if {[info exists idtags($id)]} {
10615 set tagloc($id) $id
10616 set ta 1
10617 } elseif {[info exists cached_dtags($id)]} {
10618 set tagloc($id) $cached_dtags($id)
10619 set ta 1
10620 }
10621 }
10622 foreach a $arcnos($id) {
10623 set d $arcstart($a)
10624 if {!$ta && $arctags($a) ne {}} {
10625 validate_arctags $a
10626 if {$arctags($a) ne {}} {
10627 lappend tagloc($id) [lindex $arctags($a) end]
10628 }
10629 }
10630 if {$ta || $arctags($a) ne {}} {
10631 set tomark [list $d]
10632 for {set j 0} {$j < [llength $tomark]} {incr j} {
10633 set dd [lindex $tomark $j]
10634 if {![info exists hastaggedancestor($dd)]} {
10635 if {[info exists done($dd)]} {
10636 foreach b $arcnos($dd) {
10637 lappend tomark $arcstart($b)
10638 }
10639 if {[info exists tagloc($dd)]} {
10640 unset tagloc($dd)
10641 }
10642 } elseif {[info exists queued($dd)]} {
10643 incr nc -1
10644 }
10645 set hastaggedancestor($dd) 1
10646 }
10647 }
10648 }
10649 if {![info exists queued($d)]} {
10650 lappend todo $d
10651 set queued($d) 1
10652 if {![info exists hastaggedancestor($d)]} {
10653 incr nc
10654 }
10655 }
10656 }
10657 }
10658 set tags {}
10659 foreach id [array names tagloc] {
10660 if {![info exists hastaggedancestor($id)]} {
10661 foreach t $tagloc($id) {
10662 if {[lsearch -exact $tags $t] < 0} {
10663 lappend tags $t
10664 }
10665 }
10666 }
10667 }
10668 set t2 [clock clicks -milliseconds]
10669 set loopix $i
10670
10671 # remove tags that are descendents of other tags
10672 for {set i 0} {$i < [llength $tags]} {incr i} {
10673 set a [lindex $tags $i]
10674 for {set j 0} {$j < $i} {incr j} {
10675 set b [lindex $tags $j]
10676 set r [anc_or_desc $a $b]
10677 if {$r == 1} {
10678 set tags [lreplace $tags $j $j]
10679 incr j -1
10680 incr i -1
10681 } elseif {$r == -1} {
10682 set tags [lreplace $tags $i $i]
10683 incr i -1
10684 break
10685 }
10686 }
10687 }
10688
10689 if {[array names growing] ne {}} {
10690 # graph isn't finished, need to check if any tag could get
10691 # eclipsed by another tag coming later. Simply ignore any
10692 # tags that could later get eclipsed.
10693 set ctags {}
10694 foreach t $tags {
10695 if {[is_certain $t $origid]} {
10696 lappend ctags $t
10697 }
10698 }
10699 if {$tags eq $ctags} {
10700 set cached_dtags($origid) $tags
10701 } else {
10702 set tags $ctags
10703 }
10704 } else {
10705 set cached_dtags($origid) $tags
10706 }
10707 set t3 [clock clicks -milliseconds]
10708 if {0 && $t3 - $t1 >= 100} {
10709 puts "iterating descendents ($loopix/[llength $todo] nodes) took\
10710 [expr {$t2-$t1}]+[expr {$t3-$t2}]ms, $nc candidates left"
10711 }
10712 return $tags
10713}
10714
10715proc anctags {id} {
10716 global arcnos arcids arcout arcend arctags idtags allparents
10717 global growing cached_atags
10718
10719 if {![info exists allparents($id)]} {
10720 return {}
10721 }
10722 set t1 [clock clicks -milliseconds]
10723 set argid $id
10724 if {[llength $arcnos($id)] == 1 && [llength $allparents($id)] == 1} {
10725 # part-way along an arc; check that arc first
10726 set a [lindex $arcnos($id) 0]
10727 if {$arctags($a) ne {}} {
10728 validate_arctags $a
10729 set i [lsearch -exact $arcids($a) $id]
10730 foreach t $arctags($a) {
10731 set j [lsearch -exact $arcids($a) $t]
10732 if {$j > $i} {
10733 return $t
10734 }
10735 }
10736 }
10737 if {![info exists arcend($a)]} {
10738 return {}
10739 }
10740 set id $arcend($a)
10741 if {[info exists idtags($id)]} {
10742 return $id
10743 }
10744 }
10745 if {[info exists cached_atags($id)]} {
10746 return $cached_atags($id)
10747 }
10748
10749 set origid $id
10750 set todo [list $id]
10751 set queued($id) 1
10752 set taglist {}
10753 set nc 1
10754 for {set i 0} {$i < [llength $todo] && $nc > 0} {incr i} {
10755 set id [lindex $todo $i]
10756 set done($id) 1
10757 set td [info exists hastaggeddescendent($id)]
10758 if {!$td} {
10759 incr nc -1
10760 }
10761 # ignore tags on starting node
10762 if {!$td && $i > 0} {
10763 if {[info exists idtags($id)]} {
10764 set tagloc($id) $id
10765 set td 1
10766 } elseif {[info exists cached_atags($id)]} {
10767 set tagloc($id) $cached_atags($id)
10768 set td 1
10769 }
10770 }
10771 foreach a $arcout($id) {
10772 if {!$td && $arctags($a) ne {}} {
10773 validate_arctags $a
10774 if {$arctags($a) ne {}} {
10775 lappend tagloc($id) [lindex $arctags($a) 0]
10776 }
10777 }
10778 if {![info exists arcend($a)]} continue
10779 set d $arcend($a)
10780 if {$td || $arctags($a) ne {}} {
10781 set tomark [list $d]
10782 for {set j 0} {$j < [llength $tomark]} {incr j} {
10783 set dd [lindex $tomark $j]
10784 if {![info exists hastaggeddescendent($dd)]} {
10785 if {[info exists done($dd)]} {
10786 foreach b $arcout($dd) {
10787 if {[info exists arcend($b)]} {
10788 lappend tomark $arcend($b)
10789 }
10790 }
10791 if {[info exists tagloc($dd)]} {
10792 unset tagloc($dd)
10793 }
10794 } elseif {[info exists queued($dd)]} {
10795 incr nc -1
10796 }
10797 set hastaggeddescendent($dd) 1
10798 }
10799 }
10800 }
10801 if {![info exists queued($d)]} {
10802 lappend todo $d
10803 set queued($d) 1
10804 if {![info exists hastaggeddescendent($d)]} {
10805 incr nc
10806 }
10807 }
10808 }
10809 }
10810 set t2 [clock clicks -milliseconds]
10811 set loopix $i
10812 set tags {}
10813 foreach id [array names tagloc] {
10814 if {![info exists hastaggeddescendent($id)]} {
10815 foreach t $tagloc($id) {
10816 if {[lsearch -exact $tags $t] < 0} {
10817 lappend tags $t
10818 }
10819 }
10820 }
10821 }
10822
10823 # remove tags that are ancestors of other tags
10824 for {set i 0} {$i < [llength $tags]} {incr i} {
10825 set a [lindex $tags $i]
10826 for {set j 0} {$j < $i} {incr j} {
10827 set b [lindex $tags $j]
10828 set r [anc_or_desc $a $b]
10829 if {$r == -1} {
10830 set tags [lreplace $tags $j $j]
10831 incr j -1
10832 incr i -1
10833 } elseif {$r == 1} {
10834 set tags [lreplace $tags $i $i]
10835 incr i -1
10836 break
10837 }
10838 }
10839 }
10840
10841 if {[array names growing] ne {}} {
10842 # graph isn't finished, need to check if any tag could get
10843 # eclipsed by another tag coming later. Simply ignore any
10844 # tags that could later get eclipsed.
10845 set ctags {}
10846 foreach t $tags {
10847 if {[is_certain $origid $t]} {
10848 lappend ctags $t
10849 }
10850 }
10851 if {$tags eq $ctags} {
10852 set cached_atags($origid) $tags
10853 } else {
10854 set tags $ctags
10855 }
10856 } else {
10857 set cached_atags($origid) $tags
10858 }
10859 set t3 [clock clicks -milliseconds]
10860 if {0 && $t3 - $t1 >= 100} {
10861 puts "iterating ancestors ($loopix/[llength $todo] nodes) took\
10862 [expr {$t2-$t1}]+[expr {$t3-$t2}]ms, $nc candidates left"
10863 }
10864 return $tags
10865}
10866
10867# Return the list of IDs that have heads that are descendents of id,
10868# including id itself if it has a head.
10869proc descheads {id} {
10870 global arcnos arcstart arcids archeads idheads cached_dheads
10871 global allparents arcout
10872
10873 if {![info exists allparents($id)]} {
10874 return {}
10875 }
10876 set aret {}
10877 if {![info exists arcout($id)]} {
10878 # part-way along an arc; check it first
10879 set a [lindex $arcnos($id) 0]
10880 if {$archeads($a) ne {}} {
10881 validate_archeads $a
10882 set i [lsearch -exact $arcids($a) $id]
10883 foreach t $archeads($a) {
10884 set j [lsearch -exact $arcids($a) $t]
10885 if {$j > $i} break
10886 lappend aret $t
10887 }
10888 }
10889 set id $arcstart($a)
10890 }
10891 set origid $id
10892 set todo [list $id]
10893 set seen($id) 1
10894 set ret {}
10895 for {set i 0} {$i < [llength $todo]} {incr i} {
10896 set id [lindex $todo $i]
10897 if {[info exists cached_dheads($id)]} {
10898 set ret [concat $ret $cached_dheads($id)]
10899 } else {
10900 if {[info exists idheads($id)]} {
10901 lappend ret $id
10902 }
10903 foreach a $arcnos($id) {
10904 if {$archeads($a) ne {}} {
10905 validate_archeads $a
10906 if {$archeads($a) ne {}} {
10907 set ret [concat $ret $archeads($a)]
10908 }
10909 }
10910 set d $arcstart($a)
10911 if {![info exists seen($d)]} {
10912 lappend todo $d
10913 set seen($d) 1
10914 }
10915 }
10916 }
10917 }
10918 set ret [lsort -unique $ret]
10919 set cached_dheads($origid) $ret
10920 return [concat $ret $aret]
10921}
10922
10923proc addedtag {id} {
10924 global arcnos arcout cached_dtags cached_atags
10925
10926 if {![info exists arcnos($id)]} return
10927 if {![info exists arcout($id)]} {
10928 recalcarc [lindex $arcnos($id) 0]
10929 }
10930 catch {unset cached_dtags}
10931 catch {unset cached_atags}
10932}
10933
10934proc addedhead {hid head} {
10935 global arcnos arcout cached_dheads
10936
10937 if {![info exists arcnos($hid)]} return
10938 if {![info exists arcout($hid)]} {
10939 recalcarc [lindex $arcnos($hid) 0]
10940 }
10941 catch {unset cached_dheads}
10942}
10943
10944proc removedhead {hid head} {
10945 global cached_dheads
10946
10947 catch {unset cached_dheads}
10948}
10949
10950proc movedhead {hid head} {
10951 global arcnos arcout cached_dheads
10952
10953 if {![info exists arcnos($hid)]} return
10954 if {![info exists arcout($hid)]} {
10955 recalcarc [lindex $arcnos($hid) 0]
10956 }
10957 catch {unset cached_dheads}
10958}
10959
10960proc changedrefs {} {
10961 global cached_dheads cached_dtags cached_atags cached_tagcontent
10962 global arctags archeads arcnos arcout idheads idtags
10963
10964 foreach id [concat [array names idheads] [array names idtags]] {
10965 if {[info exists arcnos($id)] && ![info exists arcout($id)]} {
10966 set a [lindex $arcnos($id) 0]
10967 if {![info exists donearc($a)]} {
10968 recalcarc $a
10969 set donearc($a) 1
10970 }
10971 }
10972 }
10973 catch {unset cached_tagcontent}
10974 catch {unset cached_dtags}
10975 catch {unset cached_atags}
10976 catch {unset cached_dheads}
10977}
10978
10979proc rereadrefs {} {
10980 global idtags idheads idotherrefs mainheadid
10981
10982 set refids [concat [array names idtags] \
10983 [array names idheads] [array names idotherrefs]]
10984 foreach id $refids {
10985 if {![info exists ref($id)]} {
10986 set ref($id) [listrefs $id]
10987 }
10988 }
10989 set oldmainhead $mainheadid
10990 readrefs
10991 changedrefs
10992 set refids [lsort -unique [concat $refids [array names idtags] \
10993 [array names idheads] [array names idotherrefs]]]
10994 foreach id $refids {
10995 set v [listrefs $id]
10996 if {![info exists ref($id)] || $ref($id) != $v} {
10997 redrawtags $id
10998 }
10999 }
11000 if {$oldmainhead ne $mainheadid} {
11001 redrawtags $oldmainhead
11002 redrawtags $mainheadid
11003 }
11004 run refill_reflist
11005}
11006
11007proc listrefs {id} {
11008 global idtags idheads idotherrefs
11009
11010 set x {}
11011 if {[info exists idtags($id)]} {
11012 set x $idtags($id)
11013 }
11014 set y {}
11015 if {[info exists idheads($id)]} {
11016 set y $idheads($id)
11017 }
11018 set z {}
11019 if {[info exists idotherrefs($id)]} {
11020 set z $idotherrefs($id)
11021 }
11022 return [list $x $y $z]
11023}
11024
11025proc add_tag_ctext {tag} {
11026 global ctext cached_tagcontent tagids
11027
11028 if {![info exists cached_tagcontent($tag)]} {
11029 catch {
11030 set cached_tagcontent($tag) [exec git cat-file -p $tag]
11031 }
11032 }
11033 $ctext insert end "[mc "Tag"]: $tag\n" bold
11034 if {[info exists cached_tagcontent($tag)]} {
11035 set text $cached_tagcontent($tag)
11036 } else {
11037 set text "[mc "Id"]: $tagids($tag)"
11038 }
11039 appendwithlinks $text {}
11040}
11041
11042proc showtag {tag isnew} {
11043 global ctext cached_tagcontent tagids linknum tagobjid
11044
11045 if {$isnew} {
11046 addtohistory [list showtag $tag 0] savectextpos
11047 }
11048 $ctext conf -state normal
11049 clear_ctext
11050 settabs 0
11051 set linknum 0
11052 add_tag_ctext $tag
11053 maybe_scroll_ctext 1
11054 $ctext conf -state disabled
11055 init_flist {}
11056}
11057
11058proc showtags {id isnew} {
11059 global idtags ctext linknum
11060
11061 if {$isnew} {
11062 addtohistory [list showtags $id 0] savectextpos
11063 }
11064 $ctext conf -state normal
11065 clear_ctext
11066 settabs 0
11067 set linknum 0
11068 set sep {}
11069 foreach tag $idtags($id) {
11070 $ctext insert end $sep
11071 add_tag_ctext $tag
11072 set sep "\n\n"
11073 }
11074 maybe_scroll_ctext 1
11075 $ctext conf -state disabled
11076 init_flist {}
11077}
11078
11079proc doquit {} {
11080 global stopped
11081 global gitktmpdir
11082
11083 set stopped 100
11084 savestuff .
11085 destroy .
11086
11087 if {[info exists gitktmpdir]} {
11088 catch {file delete -force $gitktmpdir}
11089 }
11090}
11091
11092proc mkfontdisp {font top which} {
11093 global fontattr fontpref $font NS use_ttk
11094
11095 set fontpref($font) [set $font]
11096 ${NS}::button $top.${font}but -text $which \
11097 -command [list choosefont $font $which]
11098 ${NS}::label $top.$font -relief flat -font $font \
11099 -text $fontattr($font,family) -justify left
11100 grid x $top.${font}but $top.$font -sticky w
11101}
11102
11103proc choosefont {font which} {
11104 global fontparam fontlist fonttop fontattr
11105 global prefstop NS
11106
11107 set fontparam(which) $which
11108 set fontparam(font) $font
11109 set fontparam(family) [font actual $font -family]
11110 set fontparam(size) $fontattr($font,size)
11111 set fontparam(weight) $fontattr($font,weight)
11112 set fontparam(slant) $fontattr($font,slant)
11113 set top .gitkfont
11114 set fonttop $top
11115 if {![winfo exists $top]} {
11116 font create sample
11117 eval font config sample [font actual $font]
11118 ttk_toplevel $top
11119 make_transient $top $prefstop
11120 wm title $top [mc "Gitk font chooser"]
11121 ${NS}::label $top.l -textvariable fontparam(which)
11122 pack $top.l -side top
11123 set fontlist [lsort [font families]]
11124 ${NS}::frame $top.f
11125 listbox $top.f.fam -listvariable fontlist \
11126 -yscrollcommand [list $top.f.sb set]
11127 bind $top.f.fam <<ListboxSelect>> selfontfam
11128 ${NS}::scrollbar $top.f.sb -command [list $top.f.fam yview]
11129 pack $top.f.sb -side right -fill y
11130 pack $top.f.fam -side left -fill both -expand 1
11131 pack $top.f -side top -fill both -expand 1
11132 ${NS}::frame $top.g
11133 spinbox $top.g.size -from 4 -to 40 -width 4 \
11134 -textvariable fontparam(size) \
11135 -validatecommand {string is integer -strict %s}
11136 checkbutton $top.g.bold -padx 5 \
11137 -font {{Times New Roman} 12 bold} -text [mc "B"] -indicatoron 0 \
11138 -variable fontparam(weight) -onvalue bold -offvalue normal
11139 checkbutton $top.g.ital -padx 5 \
11140 -font {{Times New Roman} 12 italic} -text [mc "I"] -indicatoron 0 \
11141 -variable fontparam(slant) -onvalue italic -offvalue roman
11142 pack $top.g.size $top.g.bold $top.g.ital -side left
11143 pack $top.g -side top
11144 canvas $top.c -width 150 -height 50 -border 2 -relief sunk \
11145 -background white
11146 $top.c create text 100 25 -anchor center -text $which -font sample \
11147 -fill black -tags text
11148 bind $top.c <Configure> [list centertext $top.c]
11149 pack $top.c -side top -fill x
11150 ${NS}::frame $top.buts
11151 ${NS}::button $top.buts.ok -text [mc "OK"] -command fontok -default active
11152 ${NS}::button $top.buts.can -text [mc "Cancel"] -command fontcan -default normal
11153 bind $top <Key-Return> fontok
11154 bind $top <Key-Escape> fontcan
11155 grid $top.buts.ok $top.buts.can
11156 grid columnconfigure $top.buts 0 -weight 1 -uniform a
11157 grid columnconfigure $top.buts 1 -weight 1 -uniform a
11158 pack $top.buts -side bottom -fill x
11159 trace add variable fontparam write chg_fontparam
11160 } else {
11161 raise $top
11162 $top.c itemconf text -text $which
11163 }
11164 set i [lsearch -exact $fontlist $fontparam(family)]
11165 if {$i >= 0} {
11166 $top.f.fam selection set $i
11167 $top.f.fam see $i
11168 }
11169}
11170
11171proc centertext {w} {
11172 $w coords text [expr {[winfo width $w] / 2}] [expr {[winfo height $w] / 2}]
11173}
11174
11175proc fontok {} {
11176 global fontparam fontpref prefstop
11177
11178 set f $fontparam(font)
11179 set fontpref($f) [list $fontparam(family) $fontparam(size)]
11180 if {$fontparam(weight) eq "bold"} {
11181 lappend fontpref($f) "bold"
11182 }
11183 if {$fontparam(slant) eq "italic"} {
11184 lappend fontpref($f) "italic"
11185 }
11186 set w $prefstop.notebook.fonts.$f
11187 $w conf -text $fontparam(family) -font $fontpref($f)
11188
11189 fontcan
11190}
11191
11192proc fontcan {} {
11193 global fonttop fontparam
11194
11195 if {[info exists fonttop]} {
11196 catch {destroy $fonttop}
11197 catch {font delete sample}
11198 unset fonttop
11199 unset fontparam
11200 }
11201}
11202
11203if {[package vsatisfies [package provide Tk] 8.6]} {
11204 # In Tk 8.6 we have a native font chooser dialog. Overwrite the above
11205 # function to make use of it.
11206 proc choosefont {font which} {
11207 tk fontchooser configure -title $which -font $font \
11208 -command [list on_choosefont $font $which]
11209 tk fontchooser show
11210 }
11211 proc on_choosefont {font which newfont} {
11212 global fontparam
11213 puts stderr "$font $newfont"
11214 array set f [font actual $newfont]
11215 set fontparam(which) $which
11216 set fontparam(font) $font
11217 set fontparam(family) $f(-family)
11218 set fontparam(size) $f(-size)
11219 set fontparam(weight) $f(-weight)
11220 set fontparam(slant) $f(-slant)
11221 fontok
11222 }
11223}
11224
11225proc selfontfam {} {
11226 global fonttop fontparam
11227
11228 set i [$fonttop.f.fam curselection]
11229 if {$i ne {}} {
11230 set fontparam(family) [$fonttop.f.fam get $i]
11231 }
11232}
11233
11234proc chg_fontparam {v sub op} {
11235 global fontparam
11236
11237 font config sample -$sub $fontparam($sub)
11238}
11239
11240# Create a property sheet tab page
11241proc create_prefs_page {w} {
11242 global NS
11243 set parent [join [lrange [split $w .] 0 end-1] .]
11244 if {[winfo class $parent] eq "TNotebook"} {
11245 ${NS}::frame $w
11246 } else {
11247 ${NS}::labelframe $w
11248 }
11249}
11250
11251proc prefspage_general {notebook} {
11252 global NS maxwidth maxgraphpct showneartags showlocalchanges
11253 global tabstop limitdiffs autoselect autosellen extdifftool perfile_attrs
11254 global hideremotes want_ttk have_ttk maxrefs
11255
11256 set page [create_prefs_page $notebook.general]
11257
11258 ${NS}::label $page.ldisp -text [mc "Commit list display options"]
11259 grid $page.ldisp - -sticky w -pady 10
11260 ${NS}::label $page.spacer -text " "
11261 ${NS}::label $page.maxwidthl -text [mc "Maximum graph width (lines)"]
11262 spinbox $page.maxwidth -from 0 -to 100 -width 4 -textvariable maxwidth
11263 grid $page.spacer $page.maxwidthl $page.maxwidth -sticky w
11264 ${NS}::label $page.maxpctl -text [mc "Maximum graph width (% of pane)"]
11265 spinbox $page.maxpct -from 1 -to 100 -width 4 -textvariable maxgraphpct
11266 grid x $page.maxpctl $page.maxpct -sticky w
11267 ${NS}::checkbutton $page.showlocal -text [mc "Show local changes"] \
11268 -variable showlocalchanges
11269 grid x $page.showlocal -sticky w
11270 ${NS}::checkbutton $page.autoselect -text [mc "Auto-select SHA1 (length)"] \
11271 -variable autoselect
11272 spinbox $page.autosellen -from 1 -to 40 -width 4 -textvariable autosellen
11273 grid x $page.autoselect $page.autosellen -sticky w
11274 ${NS}::checkbutton $page.hideremotes -text [mc "Hide remote refs"] \
11275 -variable hideremotes
11276 grid x $page.hideremotes -sticky w
11277
11278 ${NS}::label $page.ddisp -text [mc "Diff display options"]
11279 grid $page.ddisp - -sticky w -pady 10
11280 ${NS}::label $page.tabstopl -text [mc "Tab spacing"]
11281 spinbox $page.tabstop -from 1 -to 20 -width 4 -textvariable tabstop
11282 grid x $page.tabstopl $page.tabstop -sticky w
11283 ${NS}::checkbutton $page.ntag -text [mc "Display nearby tags/heads"] \
11284 -variable showneartags
11285 grid x $page.ntag -sticky w
11286 ${NS}::label $page.maxrefsl -text [mc "Maximum # tags/heads to show"]
11287 spinbox $page.maxrefs -from 1 -to 1000 -width 4 -textvariable maxrefs
11288 grid x $page.maxrefsl $page.maxrefs -sticky w
11289 ${NS}::checkbutton $page.ldiff -text [mc "Limit diffs to listed paths"] \
11290 -variable limitdiffs
11291 grid x $page.ldiff -sticky w
11292 ${NS}::checkbutton $page.lattr -text [mc "Support per-file encodings"] \
11293 -variable perfile_attrs
11294 grid x $page.lattr -sticky w
11295
11296 ${NS}::entry $page.extdifft -textvariable extdifftool
11297 ${NS}::frame $page.extdifff
11298 ${NS}::label $page.extdifff.l -text [mc "External diff tool" ]
11299 ${NS}::button $page.extdifff.b -text [mc "Choose..."] -command choose_extdiff
11300 pack $page.extdifff.l $page.extdifff.b -side left
11301 pack configure $page.extdifff.l -padx 10
11302 grid x $page.extdifff $page.extdifft -sticky ew
11303
11304 ${NS}::label $page.lgen -text [mc "General options"]
11305 grid $page.lgen - -sticky w -pady 10
11306 ${NS}::checkbutton $page.want_ttk -variable want_ttk \
11307 -text [mc "Use themed widgets"]
11308 if {$have_ttk} {
11309 ${NS}::label $page.ttk_note -text [mc "(change requires restart)"]
11310 } else {
11311 ${NS}::label $page.ttk_note -text [mc "(currently unavailable)"]
11312 }
11313 grid x $page.want_ttk $page.ttk_note -sticky w
11314 return $page
11315}
11316
11317proc prefspage_colors {notebook} {
11318 global NS uicolor bgcolor fgcolor ctext diffcolors selectbgcolor markbgcolor
11319
11320 set page [create_prefs_page $notebook.colors]
11321
11322 ${NS}::label $page.cdisp -text [mc "Colors: press to choose"]
11323 grid $page.cdisp - -sticky w -pady 10
11324 label $page.ui -padx 40 -relief sunk -background $uicolor
11325 ${NS}::button $page.uibut -text [mc "Interface"] \
11326 -command [list choosecolor uicolor {} $page.ui [mc "interface"] setui]
11327 grid x $page.uibut $page.ui -sticky w
11328 label $page.bg -padx 40 -relief sunk -background $bgcolor
11329 ${NS}::button $page.bgbut -text [mc "Background"] \
11330 -command [list choosecolor bgcolor {} $page.bg [mc "background"] setbg]
11331 grid x $page.bgbut $page.bg -sticky w
11332 label $page.fg -padx 40 -relief sunk -background $fgcolor
11333 ${NS}::button $page.fgbut -text [mc "Foreground"] \
11334 -command [list choosecolor fgcolor {} $page.fg [mc "foreground"] setfg]
11335 grid x $page.fgbut $page.fg -sticky w
11336 label $page.diffold -padx 40 -relief sunk -background [lindex $diffcolors 0]
11337 ${NS}::button $page.diffoldbut -text [mc "Diff: old lines"] \
11338 -command [list choosecolor diffcolors 0 $page.diffold [mc "diff old lines"] \
11339 [list $ctext tag conf d0 -foreground]]
11340 grid x $page.diffoldbut $page.diffold -sticky w
11341 label $page.diffnew -padx 40 -relief sunk -background [lindex $diffcolors 1]
11342 ${NS}::button $page.diffnewbut -text [mc "Diff: new lines"] \
11343 -command [list choosecolor diffcolors 1 $page.diffnew [mc "diff new lines"] \
11344 [list $ctext tag conf dresult -foreground]]
11345 grid x $page.diffnewbut $page.diffnew -sticky w
11346 label $page.hunksep -padx 40 -relief sunk -background [lindex $diffcolors 2]
11347 ${NS}::button $page.hunksepbut -text [mc "Diff: hunk header"] \
11348 -command [list choosecolor diffcolors 2 $page.hunksep \
11349 [mc "diff hunk header"] \
11350 [list $ctext tag conf hunksep -foreground]]
11351 grid x $page.hunksepbut $page.hunksep -sticky w
11352 label $page.markbgsep -padx 40 -relief sunk -background $markbgcolor
11353 ${NS}::button $page.markbgbut -text [mc "Marked line bg"] \
11354 -command [list choosecolor markbgcolor {} $page.markbgsep \
11355 [mc "marked line background"] \
11356 [list $ctext tag conf omark -background]]
11357 grid x $page.markbgbut $page.markbgsep -sticky w
11358 label $page.selbgsep -padx 40 -relief sunk -background $selectbgcolor
11359 ${NS}::button $page.selbgbut -text [mc "Select bg"] \
11360 -command [list choosecolor selectbgcolor {} $page.selbgsep [mc "background"] setselbg]
11361 grid x $page.selbgbut $page.selbgsep -sticky w
11362 return $page
11363}
11364
11365proc prefspage_fonts {notebook} {
11366 global NS
11367 set page [create_prefs_page $notebook.fonts]
11368 ${NS}::label $page.cfont -text [mc "Fonts: press to choose"]
11369 grid $page.cfont - -sticky w -pady 10
11370 mkfontdisp mainfont $page [mc "Main font"]
11371 mkfontdisp textfont $page [mc "Diff display font"]
11372 mkfontdisp uifont $page [mc "User interface font"]
11373 return $page
11374}
11375
11376proc doprefs {} {
11377 global maxwidth maxgraphpct use_ttk NS
11378 global oldprefs prefstop showneartags showlocalchanges
11379 global uicolor bgcolor fgcolor ctext diffcolors selectbgcolor markbgcolor
11380 global tabstop limitdiffs autoselect autosellen extdifftool perfile_attrs
11381 global hideremotes want_ttk have_ttk
11382
11383 set top .gitkprefs
11384 set prefstop $top
11385 if {[winfo exists $top]} {
11386 raise $top
11387 return
11388 }
11389 foreach v {maxwidth maxgraphpct showneartags showlocalchanges \
11390 limitdiffs tabstop perfile_attrs hideremotes want_ttk} {
11391 set oldprefs($v) [set $v]
11392 }
11393 ttk_toplevel $top
11394 wm title $top [mc "Gitk preferences"]
11395 make_transient $top .
11396
11397 if {[set use_notebook [expr {$use_ttk && [info command ::ttk::notebook] ne ""}]]} {
11398 set notebook [ttk::notebook $top.notebook]
11399 } else {
11400 set notebook [${NS}::frame $top.notebook -borderwidth 0 -relief flat]
11401 }
11402
11403 lappend pages [prefspage_general $notebook] [mc "General"]
11404 lappend pages [prefspage_colors $notebook] [mc "Colors"]
11405 lappend pages [prefspage_fonts $notebook] [mc "Fonts"]
11406 set col 0
11407 foreach {page title} $pages {
11408 if {$use_notebook} {
11409 $notebook add $page -text $title
11410 } else {
11411 set btn [${NS}::button $notebook.b_[string map {. X} $page] \
11412 -text $title -command [list raise $page]]
11413 $page configure -text $title
11414 grid $btn -row 0 -column [incr col] -sticky w
11415 grid $page -row 1 -column 0 -sticky news -columnspan 100
11416 }
11417 }
11418
11419 if {!$use_notebook} {
11420 grid columnconfigure $notebook 0 -weight 1
11421 grid rowconfigure $notebook 1 -weight 1
11422 raise [lindex $pages 0]
11423 }
11424
11425 grid $notebook -sticky news -padx 2 -pady 2
11426 grid rowconfigure $top 0 -weight 1
11427 grid columnconfigure $top 0 -weight 1
11428
11429 ${NS}::frame $top.buts
11430 ${NS}::button $top.buts.ok -text [mc "OK"] -command prefsok -default active
11431 ${NS}::button $top.buts.can -text [mc "Cancel"] -command prefscan -default normal
11432 bind $top <Key-Return> prefsok
11433 bind $top <Key-Escape> prefscan
11434 grid $top.buts.ok $top.buts.can
11435 grid columnconfigure $top.buts 0 -weight 1 -uniform a
11436 grid columnconfigure $top.buts 1 -weight 1 -uniform a
11437 grid $top.buts - - -pady 10 -sticky ew
11438 grid columnconfigure $top 2 -weight 1
11439 bind $top <Visibility> [list focus $top.buts.ok]
11440}
11441
11442proc choose_extdiff {} {
11443 global extdifftool
11444
11445 set prog [tk_getOpenFile -title [mc "External diff tool"] -multiple false]
11446 if {$prog ne {}} {
11447 set extdifftool $prog
11448 }
11449}
11450
11451proc choosecolor {v vi w x cmd} {
11452 global $v
11453
11454 set c [tk_chooseColor -initialcolor [lindex [set $v] $vi] \
11455 -title [mc "Gitk: choose color for %s" $x]]
11456 if {$c eq {}} return
11457 $w conf -background $c
11458 lset $v $vi $c
11459 eval $cmd $c
11460}
11461
11462proc setselbg {c} {
11463 global bglist cflist
11464 foreach w $bglist {
11465 $w configure -selectbackground $c
11466 }
11467 $cflist tag configure highlight \
11468 -background [$cflist cget -selectbackground]
11469 allcanvs itemconf secsel -fill $c
11470}
11471
11472# This sets the background color and the color scheme for the whole UI.
11473# For some reason, tk_setPalette chooses a nasty dark red for selectColor
11474# if we don't specify one ourselves, which makes the checkbuttons and
11475# radiobuttons look bad. This chooses white for selectColor if the
11476# background color is light, or black if it is dark.
11477proc setui {c} {
11478 if {[tk windowingsystem] eq "win32"} { return }
11479 set bg [winfo rgb . $c]
11480 set selc black
11481 if {[lindex $bg 0] + 1.5 * [lindex $bg 1] + 0.5 * [lindex $bg 2] > 100000} {
11482 set selc white
11483 }
11484 tk_setPalette background $c selectColor $selc
11485}
11486
11487proc setbg {c} {
11488 global bglist
11489
11490 foreach w $bglist {
11491 $w conf -background $c
11492 }
11493}
11494
11495proc setfg {c} {
11496 global fglist canv
11497
11498 foreach w $fglist {
11499 $w conf -foreground $c
11500 }
11501 allcanvs itemconf text -fill $c
11502 $canv itemconf circle -outline $c
11503 $canv itemconf markid -outline $c
11504}
11505
11506proc prefscan {} {
11507 global oldprefs prefstop
11508
11509 foreach v {maxwidth maxgraphpct showneartags showlocalchanges \
11510 limitdiffs tabstop perfile_attrs hideremotes want_ttk} {
11511 global $v
11512 set $v $oldprefs($v)
11513 }
11514 catch {destroy $prefstop}
11515 unset prefstop
11516 fontcan
11517}
11518
11519proc prefsok {} {
11520 global maxwidth maxgraphpct
11521 global oldprefs prefstop showneartags showlocalchanges
11522 global fontpref mainfont textfont uifont
11523 global limitdiffs treediffs perfile_attrs
11524 global hideremotes
11525
11526 catch {destroy $prefstop}
11527 unset prefstop
11528 fontcan
11529 set fontchanged 0
11530 if {$mainfont ne $fontpref(mainfont)} {
11531 set mainfont $fontpref(mainfont)
11532 parsefont mainfont $mainfont
11533 eval font configure mainfont [fontflags mainfont]
11534 eval font configure mainfontbold [fontflags mainfont 1]
11535 setcoords
11536 set fontchanged 1
11537 }
11538 if {$textfont ne $fontpref(textfont)} {
11539 set textfont $fontpref(textfont)
11540 parsefont textfont $textfont
11541 eval font configure textfont [fontflags textfont]
11542 eval font configure textfontbold [fontflags textfont 1]
11543 }
11544 if {$uifont ne $fontpref(uifont)} {
11545 set uifont $fontpref(uifont)
11546 parsefont uifont $uifont
11547 eval font configure uifont [fontflags uifont]
11548 }
11549 settabs
11550 if {$showlocalchanges != $oldprefs(showlocalchanges)} {
11551 if {$showlocalchanges} {
11552 doshowlocalchanges
11553 } else {
11554 dohidelocalchanges
11555 }
11556 }
11557 if {$limitdiffs != $oldprefs(limitdiffs) ||
11558 ($perfile_attrs && !$oldprefs(perfile_attrs))} {
11559 # treediffs elements are limited by path;
11560 # won't have encodings cached if perfile_attrs was just turned on
11561 catch {unset treediffs}
11562 }
11563 if {$fontchanged || $maxwidth != $oldprefs(maxwidth)
11564 || $maxgraphpct != $oldprefs(maxgraphpct)} {
11565 redisplay
11566 } elseif {$showneartags != $oldprefs(showneartags) ||
11567 $limitdiffs != $oldprefs(limitdiffs)} {
11568 reselectline
11569 }
11570 if {$hideremotes != $oldprefs(hideremotes)} {
11571 rereadrefs
11572 }
11573}
11574
11575proc formatdate {d} {
11576 global datetimeformat
11577 if {$d ne {}} {
11578 set d [clock format [lindex $d 0] -format $datetimeformat]
11579 }
11580 return $d
11581}
11582
11583# This list of encoding names and aliases is distilled from
11584# http://www.iana.org/assignments/character-sets.
11585# Not all of them are supported by Tcl.
11586set encoding_aliases {
11587 { ANSI_X3.4-1968 iso-ir-6 ANSI_X3.4-1986 ISO_646.irv:1991 ASCII
11588 ISO646-US US-ASCII us IBM367 cp367 csASCII }
11589 { ISO-10646-UTF-1 csISO10646UTF1 }
11590 { ISO_646.basic:1983 ref csISO646basic1983 }
11591 { INVARIANT csINVARIANT }
11592 { ISO_646.irv:1983 iso-ir-2 irv csISO2IntlRefVersion }
11593 { BS_4730 iso-ir-4 ISO646-GB gb uk csISO4UnitedKingdom }
11594 { NATS-SEFI iso-ir-8-1 csNATSSEFI }
11595 { NATS-SEFI-ADD iso-ir-8-2 csNATSSEFIADD }
11596 { NATS-DANO iso-ir-9-1 csNATSDANO }
11597 { NATS-DANO-ADD iso-ir-9-2 csNATSDANOADD }
11598 { SEN_850200_B iso-ir-10 FI ISO646-FI ISO646-SE se csISO10Swedish }
11599 { SEN_850200_C iso-ir-11 ISO646-SE2 se2 csISO11SwedishForNames }
11600 { KS_C_5601-1987 iso-ir-149 KS_C_5601-1989 KSC_5601 korean csKSC56011987 }
11601 { ISO-2022-KR csISO2022KR }
11602 { EUC-KR csEUCKR }
11603 { ISO-2022-JP csISO2022JP }
11604 { ISO-2022-JP-2 csISO2022JP2 }
11605 { JIS_C6220-1969-jp JIS_C6220-1969 iso-ir-13 katakana x0201-7
11606 csISO13JISC6220jp }
11607 { JIS_C6220-1969-ro iso-ir-14 jp ISO646-JP csISO14JISC6220ro }
11608 { IT iso-ir-15 ISO646-IT csISO15Italian }
11609 { PT iso-ir-16 ISO646-PT csISO16Portuguese }
11610 { ES iso-ir-17 ISO646-ES csISO17Spanish }
11611 { greek7-old iso-ir-18 csISO18Greek7Old }
11612 { latin-greek iso-ir-19 csISO19LatinGreek }
11613 { DIN_66003 iso-ir-21 de ISO646-DE csISO21German }
11614 { NF_Z_62-010_(1973) iso-ir-25 ISO646-FR1 csISO25French }
11615 { Latin-greek-1 iso-ir-27 csISO27LatinGreek1 }
11616 { ISO_5427 iso-ir-37 csISO5427Cyrillic }
11617 { JIS_C6226-1978 iso-ir-42 csISO42JISC62261978 }
11618 { BS_viewdata iso-ir-47 csISO47BSViewdata }
11619 { INIS iso-ir-49 csISO49INIS }
11620 { INIS-8 iso-ir-50 csISO50INIS8 }
11621 { INIS-cyrillic iso-ir-51 csISO51INISCyrillic }
11622 { ISO_5427:1981 iso-ir-54 ISO5427Cyrillic1981 }
11623 { ISO_5428:1980 iso-ir-55 csISO5428Greek }
11624 { GB_1988-80 iso-ir-57 cn ISO646-CN csISO57GB1988 }
11625 { GB_2312-80 iso-ir-58 chinese csISO58GB231280 }
11626 { NS_4551-1 iso-ir-60 ISO646-NO no csISO60DanishNorwegian
11627 csISO60Norwegian1 }
11628 { NS_4551-2 ISO646-NO2 iso-ir-61 no2 csISO61Norwegian2 }
11629 { NF_Z_62-010 iso-ir-69 ISO646-FR fr csISO69French }
11630 { videotex-suppl iso-ir-70 csISO70VideotexSupp1 }
11631 { PT2 iso-ir-84 ISO646-PT2 csISO84Portuguese2 }
11632 { ES2 iso-ir-85 ISO646-ES2 csISO85Spanish2 }
11633 { MSZ_7795.3 iso-ir-86 ISO646-HU hu csISO86Hungarian }
11634 { JIS_C6226-1983 iso-ir-87 x0208 JIS_X0208-1983 csISO87JISX0208 }
11635 { greek7 iso-ir-88 csISO88Greek7 }
11636 { ASMO_449 ISO_9036 arabic7 iso-ir-89 csISO89ASMO449 }
11637 { iso-ir-90 csISO90 }
11638 { JIS_C6229-1984-a iso-ir-91 jp-ocr-a csISO91JISC62291984a }
11639 { JIS_C6229-1984-b iso-ir-92 ISO646-JP-OCR-B jp-ocr-b
11640 csISO92JISC62991984b }
11641 { JIS_C6229-1984-b-add iso-ir-93 jp-ocr-b-add csISO93JIS62291984badd }
11642 { JIS_C6229-1984-hand iso-ir-94 jp-ocr-hand csISO94JIS62291984hand }
11643 { JIS_C6229-1984-hand-add iso-ir-95 jp-ocr-hand-add
11644 csISO95JIS62291984handadd }
11645 { JIS_C6229-1984-kana iso-ir-96 csISO96JISC62291984kana }
11646 { ISO_2033-1983 iso-ir-98 e13b csISO2033 }
11647 { ANSI_X3.110-1983 iso-ir-99 CSA_T500-1983 NAPLPS csISO99NAPLPS }
11648 { ISO_8859-1:1987 iso-ir-100 ISO_8859-1 ISO-8859-1 latin1 l1 IBM819
11649 CP819 csISOLatin1 }
11650 { ISO_8859-2:1987 iso-ir-101 ISO_8859-2 ISO-8859-2 latin2 l2 csISOLatin2 }
11651 { T.61-7bit iso-ir-102 csISO102T617bit }
11652 { T.61-8bit T.61 iso-ir-103 csISO103T618bit }
11653 { ISO_8859-3:1988 iso-ir-109 ISO_8859-3 ISO-8859-3 latin3 l3 csISOLatin3 }
11654 { ISO_8859-4:1988 iso-ir-110 ISO_8859-4 ISO-8859-4 latin4 l4 csISOLatin4 }
11655 { ECMA-cyrillic iso-ir-111 KOI8-E csISO111ECMACyrillic }
11656 { CSA_Z243.4-1985-1 iso-ir-121 ISO646-CA csa7-1 ca csISO121Canadian1 }
11657 { CSA_Z243.4-1985-2 iso-ir-122 ISO646-CA2 csa7-2 csISO122Canadian2 }
11658 { CSA_Z243.4-1985-gr iso-ir-123 csISO123CSAZ24341985gr }
11659 { ISO_8859-6:1987 iso-ir-127 ISO_8859-6 ISO-8859-6 ECMA-114 ASMO-708
11660 arabic csISOLatinArabic }
11661 { ISO_8859-6-E csISO88596E ISO-8859-6-E }
11662 { ISO_8859-6-I csISO88596I ISO-8859-6-I }
11663 { ISO_8859-7:1987 iso-ir-126 ISO_8859-7 ISO-8859-7 ELOT_928 ECMA-118
11664 greek greek8 csISOLatinGreek }
11665 { T.101-G2 iso-ir-128 csISO128T101G2 }
11666 { ISO_8859-8:1988 iso-ir-138 ISO_8859-8 ISO-8859-8 hebrew
11667 csISOLatinHebrew }
11668 { ISO_8859-8-E csISO88598E ISO-8859-8-E }
11669 { ISO_8859-8-I csISO88598I ISO-8859-8-I }
11670 { CSN_369103 iso-ir-139 csISO139CSN369103 }
11671 { JUS_I.B1.002 iso-ir-141 ISO646-YU js yu csISO141JUSIB1002 }
11672 { ISO_6937-2-add iso-ir-142 csISOTextComm }
11673 { IEC_P27-1 iso-ir-143 csISO143IECP271 }
11674 { ISO_8859-5:1988 iso-ir-144 ISO_8859-5 ISO-8859-5 cyrillic
11675 csISOLatinCyrillic }
11676 { JUS_I.B1.003-serb iso-ir-146 serbian csISO146Serbian }
11677 { JUS_I.B1.003-mac macedonian iso-ir-147 csISO147Macedonian }
11678 { ISO_8859-9:1989 iso-ir-148 ISO_8859-9 ISO-8859-9 latin5 l5 csISOLatin5 }
11679 { greek-ccitt iso-ir-150 csISO150 csISO150GreekCCITT }
11680 { NC_NC00-10:81 cuba iso-ir-151 ISO646-CU csISO151Cuba }
11681 { ISO_6937-2-25 iso-ir-152 csISO6937Add }
11682 { GOST_19768-74 ST_SEV_358-88 iso-ir-153 csISO153GOST1976874 }
11683 { ISO_8859-supp iso-ir-154 latin1-2-5 csISO8859Supp }
11684 { ISO_10367-box iso-ir-155 csISO10367Box }
11685 { ISO-8859-10 iso-ir-157 l6 ISO_8859-10:1992 csISOLatin6 latin6 }
11686 { latin-lap lap iso-ir-158 csISO158Lap }
11687 { JIS_X0212-1990 x0212 iso-ir-159 csISO159JISX02121990 }
11688 { DS_2089 DS2089 ISO646-DK dk csISO646Danish }
11689 { us-dk csUSDK }
11690 { dk-us csDKUS }
11691 { JIS_X0201 X0201 csHalfWidthKatakana }
11692 { KSC5636 ISO646-KR csKSC5636 }
11693 { ISO-10646-UCS-2 csUnicode }
11694 { ISO-10646-UCS-4 csUCS4 }
11695 { DEC-MCS dec csDECMCS }
11696 { hp-roman8 roman8 r8 csHPRoman8 }
11697 { macintosh mac csMacintosh }
11698 { IBM037 cp037 ebcdic-cp-us ebcdic-cp-ca ebcdic-cp-wt ebcdic-cp-nl
11699 csIBM037 }
11700 { IBM038 EBCDIC-INT cp038 csIBM038 }
11701 { IBM273 CP273 csIBM273 }
11702 { IBM274 EBCDIC-BE CP274 csIBM274 }
11703 { IBM275 EBCDIC-BR cp275 csIBM275 }
11704 { IBM277 EBCDIC-CP-DK EBCDIC-CP-NO csIBM277 }
11705 { IBM278 CP278 ebcdic-cp-fi ebcdic-cp-se csIBM278 }
11706 { IBM280 CP280 ebcdic-cp-it csIBM280 }
11707 { IBM281 EBCDIC-JP-E cp281 csIBM281 }
11708 { IBM284 CP284 ebcdic-cp-es csIBM284 }
11709 { IBM285 CP285 ebcdic-cp-gb csIBM285 }
11710 { IBM290 cp290 EBCDIC-JP-kana csIBM290 }
11711 { IBM297 cp297 ebcdic-cp-fr csIBM297 }
11712 { IBM420 cp420 ebcdic-cp-ar1 csIBM420 }
11713 { IBM423 cp423 ebcdic-cp-gr csIBM423 }
11714 { IBM424 cp424 ebcdic-cp-he csIBM424 }
11715 { IBM437 cp437 437 csPC8CodePage437 }
11716 { IBM500 CP500 ebcdic-cp-be ebcdic-cp-ch csIBM500 }
11717 { IBM775 cp775 csPC775Baltic }
11718 { IBM850 cp850 850 csPC850Multilingual }
11719 { IBM851 cp851 851 csIBM851 }
11720 { IBM852 cp852 852 csPCp852 }
11721 { IBM855 cp855 855 csIBM855 }
11722 { IBM857 cp857 857 csIBM857 }
11723 { IBM860 cp860 860 csIBM860 }
11724 { IBM861 cp861 861 cp-is csIBM861 }
11725 { IBM862 cp862 862 csPC862LatinHebrew }
11726 { IBM863 cp863 863 csIBM863 }
11727 { IBM864 cp864 csIBM864 }
11728 { IBM865 cp865 865 csIBM865 }
11729 { IBM866 cp866 866 csIBM866 }
11730 { IBM868 CP868 cp-ar csIBM868 }
11731 { IBM869 cp869 869 cp-gr csIBM869 }
11732 { IBM870 CP870 ebcdic-cp-roece ebcdic-cp-yu csIBM870 }
11733 { IBM871 CP871 ebcdic-cp-is csIBM871 }
11734 { IBM880 cp880 EBCDIC-Cyrillic csIBM880 }
11735 { IBM891 cp891 csIBM891 }
11736 { IBM903 cp903 csIBM903 }
11737 { IBM904 cp904 904 csIBBM904 }
11738 { IBM905 CP905 ebcdic-cp-tr csIBM905 }
11739 { IBM918 CP918 ebcdic-cp-ar2 csIBM918 }
11740 { IBM1026 CP1026 csIBM1026 }
11741 { EBCDIC-AT-DE csIBMEBCDICATDE }
11742 { EBCDIC-AT-DE-A csEBCDICATDEA }
11743 { EBCDIC-CA-FR csEBCDICCAFR }
11744 { EBCDIC-DK-NO csEBCDICDKNO }
11745 { EBCDIC-DK-NO-A csEBCDICDKNOA }
11746 { EBCDIC-FI-SE csEBCDICFISE }
11747 { EBCDIC-FI-SE-A csEBCDICFISEA }
11748 { EBCDIC-FR csEBCDICFR }
11749 { EBCDIC-IT csEBCDICIT }
11750 { EBCDIC-PT csEBCDICPT }
11751 { EBCDIC-ES csEBCDICES }
11752 { EBCDIC-ES-A csEBCDICESA }
11753 { EBCDIC-ES-S csEBCDICESS }
11754 { EBCDIC-UK csEBCDICUK }
11755 { EBCDIC-US csEBCDICUS }
11756 { UNKNOWN-8BIT csUnknown8BiT }
11757 { MNEMONIC csMnemonic }
11758 { MNEM csMnem }
11759 { VISCII csVISCII }
11760 { VIQR csVIQR }
11761 { KOI8-R csKOI8R }
11762 { IBM00858 CCSID00858 CP00858 PC-Multilingual-850+euro }
11763 { IBM00924 CCSID00924 CP00924 ebcdic-Latin9--euro }
11764 { IBM01140 CCSID01140 CP01140 ebcdic-us-37+euro }
11765 { IBM01141 CCSID01141 CP01141 ebcdic-de-273+euro }
11766 { IBM01142 CCSID01142 CP01142 ebcdic-dk-277+euro ebcdic-no-277+euro }
11767 { IBM01143 CCSID01143 CP01143 ebcdic-fi-278+euro ebcdic-se-278+euro }
11768 { IBM01144 CCSID01144 CP01144 ebcdic-it-280+euro }
11769 { IBM01145 CCSID01145 CP01145 ebcdic-es-284+euro }
11770 { IBM01146 CCSID01146 CP01146 ebcdic-gb-285+euro }
11771 { IBM01147 CCSID01147 CP01147 ebcdic-fr-297+euro }
11772 { IBM01148 CCSID01148 CP01148 ebcdic-international-500+euro }
11773 { IBM01149 CCSID01149 CP01149 ebcdic-is-871+euro }
11774 { IBM1047 IBM-1047 }
11775 { PTCP154 csPTCP154 PT154 CP154 Cyrillic-Asian }
11776 { Amiga-1251 Ami1251 Amiga1251 Ami-1251 }
11777 { UNICODE-1-1 csUnicode11 }
11778 { CESU-8 csCESU-8 }
11779 { BOCU-1 csBOCU-1 }
11780 { UNICODE-1-1-UTF-7 csUnicode11UTF7 }
11781 { ISO-8859-14 iso-ir-199 ISO_8859-14:1998 ISO_8859-14 latin8 iso-celtic
11782 l8 }
11783 { ISO-8859-15 ISO_8859-15 Latin-9 }
11784 { ISO-8859-16 iso-ir-226 ISO_8859-16:2001 ISO_8859-16 latin10 l10 }
11785 { GBK CP936 MS936 windows-936 }
11786 { JIS_Encoding csJISEncoding }
11787 { Shift_JIS MS_Kanji csShiftJIS ShiftJIS Shift-JIS }
11788 { Extended_UNIX_Code_Packed_Format_for_Japanese csEUCPkdFmtJapanese
11789 EUC-JP }
11790 { Extended_UNIX_Code_Fixed_Width_for_Japanese csEUCFixWidJapanese }
11791 { ISO-10646-UCS-Basic csUnicodeASCII }
11792 { ISO-10646-Unicode-Latin1 csUnicodeLatin1 ISO-10646 }
11793 { ISO-Unicode-IBM-1261 csUnicodeIBM1261 }
11794 { ISO-Unicode-IBM-1268 csUnicodeIBM1268 }
11795 { ISO-Unicode-IBM-1276 csUnicodeIBM1276 }
11796 { ISO-Unicode-IBM-1264 csUnicodeIBM1264 }
11797 { ISO-Unicode-IBM-1265 csUnicodeIBM1265 }
11798 { ISO-8859-1-Windows-3.0-Latin-1 csWindows30Latin1 }
11799 { ISO-8859-1-Windows-3.1-Latin-1 csWindows31Latin1 }
11800 { ISO-8859-2-Windows-Latin-2 csWindows31Latin2 }
11801 { ISO-8859-9-Windows-Latin-5 csWindows31Latin5 }
11802 { Adobe-Standard-Encoding csAdobeStandardEncoding }
11803 { Ventura-US csVenturaUS }
11804 { Ventura-International csVenturaInternational }
11805 { PC8-Danish-Norwegian csPC8DanishNorwegian }
11806 { PC8-Turkish csPC8Turkish }
11807 { IBM-Symbols csIBMSymbols }
11808 { IBM-Thai csIBMThai }
11809 { HP-Legal csHPLegal }
11810 { HP-Pi-font csHPPiFont }
11811 { HP-Math8 csHPMath8 }
11812 { Adobe-Symbol-Encoding csHPPSMath }
11813 { HP-DeskTop csHPDesktop }
11814 { Ventura-Math csVenturaMath }
11815 { Microsoft-Publishing csMicrosoftPublishing }
11816 { Windows-31J csWindows31J }
11817 { GB2312 csGB2312 }
11818 { Big5 csBig5 }
11819}
11820
11821proc tcl_encoding {enc} {
11822 global encoding_aliases tcl_encoding_cache
11823 if {[info exists tcl_encoding_cache($enc)]} {
11824 return $tcl_encoding_cache($enc)
11825 }
11826 set names [encoding names]
11827 set lcnames [string tolower $names]
11828 set enc [string tolower $enc]
11829 set i [lsearch -exact $lcnames $enc]
11830 if {$i < 0} {
11831 # look for "isonnn" instead of "iso-nnn" or "iso_nnn"
11832 if {[regsub {^(iso|cp|ibm|jis)[-_]} $enc {\1} encx]} {
11833 set i [lsearch -exact $lcnames $encx]
11834 }
11835 }
11836 if {$i < 0} {
11837 foreach l $encoding_aliases {
11838 set ll [string tolower $l]
11839 if {[lsearch -exact $ll $enc] < 0} continue
11840 # look through the aliases for one that tcl knows about
11841 foreach e $ll {
11842 set i [lsearch -exact $lcnames $e]
11843 if {$i < 0} {
11844 if {[regsub {^(iso|cp|ibm|jis)[-_]} $e {\1} ex]} {
11845 set i [lsearch -exact $lcnames $ex]
11846 }
11847 }
11848 if {$i >= 0} break
11849 }
11850 break
11851 }
11852 }
11853 set tclenc {}
11854 if {$i >= 0} {
11855 set tclenc [lindex $names $i]
11856 }
11857 set tcl_encoding_cache($enc) $tclenc
11858 return $tclenc
11859}
11860
11861proc gitattr {path attr default} {
11862 global path_attr_cache
11863 if {[info exists path_attr_cache($attr,$path)]} {
11864 set r $path_attr_cache($attr,$path)
11865 } else {
11866 set r "unspecified"
11867 if {![catch {set line [exec git check-attr $attr -- $path]}]} {
11868 regexp "(.*): $attr: (.*)" $line m f r
11869 }
11870 set path_attr_cache($attr,$path) $r
11871 }
11872 if {$r eq "unspecified"} {
11873 return $default
11874 }
11875 return $r
11876}
11877
11878proc cache_gitattr {attr pathlist} {
11879 global path_attr_cache
11880 set newlist {}
11881 foreach path $pathlist {
11882 if {![info exists path_attr_cache($attr,$path)]} {
11883 lappend newlist $path
11884 }
11885 }
11886 set lim 1000
11887 if {[tk windowingsystem] == "win32"} {
11888 # windows has a 32k limit on the arguments to a command...
11889 set lim 30
11890 }
11891 while {$newlist ne {}} {
11892 set head [lrange $newlist 0 [expr {$lim - 1}]]
11893 set newlist [lrange $newlist $lim end]
11894 if {![catch {set rlist [eval exec git check-attr $attr -- $head]}]} {
11895 foreach row [split $rlist "\n"] {
11896 if {[regexp "(.*): $attr: (.*)" $row m path value]} {
11897 if {[string index $path 0] eq "\""} {
11898 set path [encoding convertfrom [lindex $path 0]]
11899 }
11900 set path_attr_cache($attr,$path) $value
11901 }
11902 }
11903 }
11904 }
11905}
11906
11907proc get_path_encoding {path} {
11908 global gui_encoding perfile_attrs
11909 set tcl_enc $gui_encoding
11910 if {$path ne {} && $perfile_attrs} {
11911 set enc2 [tcl_encoding [gitattr $path encoding $tcl_enc]]
11912 if {$enc2 ne {}} {
11913 set tcl_enc $enc2
11914 }
11915 }
11916 return $tcl_enc
11917}
11918
11919# First check that Tcl/Tk is recent enough
11920if {[catch {package require Tk 8.4} err]} {
11921 show_error {} . "Sorry, gitk cannot run with this version of Tcl/Tk.\n\
11922 Gitk requires at least Tcl/Tk 8.4." list
11923 exit 1
11924}
11925
11926# on OSX bring the current Wish process window to front
11927if {[tk windowingsystem] eq "aqua"} {
11928 exec osascript -e [format {
11929 tell application "System Events"
11930 set frontmost of processes whose unix id is %d to true
11931 end tell
11932 } [pid] ]
11933}
11934
11935# Unset GIT_TRACE var if set
11936if { [info exists ::env(GIT_TRACE)] } {
11937 unset ::env(GIT_TRACE)
11938}
11939
11940# defaults...
11941set wrcomcmd "git diff-tree --stdin -p --pretty"
11942
11943set gitencoding {}
11944catch {
11945 set gitencoding [exec git config --get i18n.commitencoding]
11946}
11947catch {
11948 set gitencoding [exec git config --get i18n.logoutputencoding]
11949}
11950if {$gitencoding == ""} {
11951 set gitencoding "utf-8"
11952}
11953set tclencoding [tcl_encoding $gitencoding]
11954if {$tclencoding == {}} {
11955 puts stderr "Warning: encoding $gitencoding is not supported by Tcl/Tk"
11956}
11957
11958set gui_encoding [encoding system]
11959catch {
11960 set enc [exec git config --get gui.encoding]
11961 if {$enc ne {}} {
11962 set tclenc [tcl_encoding $enc]
11963 if {$tclenc ne {}} {
11964 set gui_encoding $tclenc
11965 } else {
11966 puts stderr "Warning: encoding $enc is not supported by Tcl/Tk"
11967 }
11968 }
11969}
11970
11971set log_showroot true
11972catch {
11973 set log_showroot [exec git config --bool --get log.showroot]
11974}
11975
11976if {[tk windowingsystem] eq "aqua"} {
11977 set mainfont {{Lucida Grande} 9}
11978 set textfont {Monaco 9}
11979 set uifont {{Lucida Grande} 9 bold}
11980} elseif {![catch {::tk::pkgconfig get fontsystem} xft] && $xft eq "xft"} {
11981 # fontconfig!
11982 set mainfont {sans 9}
11983 set textfont {monospace 9}
11984 set uifont {sans 9 bold}
11985} else {
11986 set mainfont {Helvetica 9}
11987 set textfont {Courier 9}
11988 set uifont {Helvetica 9 bold}
11989}
11990set tabstop 8
11991set findmergefiles 0
11992set maxgraphpct 50
11993set maxwidth 16
11994set revlistorder 0
11995set fastdate 0
11996set uparrowlen 5
11997set downarrowlen 5
11998set mingaplen 100
11999set cmitmode "patch"
12000set wrapcomment "none"
12001set showneartags 1
12002set hideremotes 0
12003set maxrefs 20
12004set maxlinelen 200
12005set showlocalchanges 1
12006set limitdiffs 1
12007set datetimeformat "%Y-%m-%d %H:%M:%S"
12008set autoselect 1
12009set autosellen 40
12010set perfile_attrs 0
12011set want_ttk 1
12012
12013if {[tk windowingsystem] eq "aqua"} {
12014 set extdifftool "opendiff"
12015} else {
12016 set extdifftool "meld"
12017}
12018
12019set colors {green red blue magenta darkgrey brown orange}
12020if {[tk windowingsystem] eq "win32"} {
12021 set uicolor SystemButtonFace
12022 set uifgcolor SystemButtonText
12023 set uifgdisabledcolor SystemDisabledText
12024 set bgcolor SystemWindow
12025 set fgcolor SystemWindowText
12026 set selectbgcolor SystemHighlight
12027} else {
12028 set uicolor grey85
12029 set uifgcolor black
12030 set uifgdisabledcolor "#999"
12031 set bgcolor white
12032 set fgcolor black
12033 set selectbgcolor gray85
12034}
12035set diffcolors {red "#00a000" blue}
12036set diffcontext 3
12037set mergecolors {red blue green purple brown "#009090" magenta "#808000" "#009000" "#ff0080" cyan "#b07070" "#70b0f0" "#70f0b0" "#f0b070" "#ff70b0"}
12038set ignorespace 0
12039set worddiff ""
12040set markbgcolor "#e0e0ff"
12041
12042set headbgcolor green
12043set headfgcolor black
12044set headoutlinecolor black
12045set remotebgcolor #ffddaa
12046set tagbgcolor yellow
12047set tagfgcolor black
12048set tagoutlinecolor black
12049set reflinecolor black
12050set filesepbgcolor #aaaaaa
12051set filesepfgcolor black
12052set linehoverbgcolor #ffff80
12053set linehoverfgcolor black
12054set linehoveroutlinecolor black
12055set mainheadcirclecolor yellow
12056set workingfilescirclecolor red
12057set indexcirclecolor green
12058set circlecolors {white blue gray blue blue}
12059set linkfgcolor blue
12060set circleoutlinecolor $fgcolor
12061set foundbgcolor yellow
12062set currentsearchhitbgcolor orange
12063
12064# button for popping up context menus
12065if {[tk windowingsystem] eq "aqua"} {
12066 set ctxbut <Button-2>
12067} else {
12068 set ctxbut <Button-3>
12069}
12070
12071## For msgcat loading, first locate the installation location.
12072if { [info exists ::env(GITK_MSGSDIR)] } {
12073 ## Msgsdir was manually set in the environment.
12074 set gitk_msgsdir $::env(GITK_MSGSDIR)
12075} else {
12076 ## Let's guess the prefix from argv0.
12077 set gitk_prefix [file dirname [file dirname [file normalize $argv0]]]
12078 set gitk_libdir [file join $gitk_prefix share gitk lib]
12079 set gitk_msgsdir [file join $gitk_libdir msgs]
12080 unset gitk_prefix
12081}
12082
12083## Internationalization (i18n) through msgcat and gettext. See
12084## http://www.gnu.org/software/gettext/manual/html_node/Tcl.html
12085package require msgcat
12086namespace import ::msgcat::mc
12087## And eventually load the actual message catalog
12088::msgcat::mcload $gitk_msgsdir
12089
12090catch {
12091 # follow the XDG base directory specification by default. See
12092 # http://standards.freedesktop.org/basedir-spec/basedir-spec-latest.html
12093 if {[info exists env(XDG_CONFIG_HOME)] && $env(XDG_CONFIG_HOME) ne ""} {
12094 # XDG_CONFIG_HOME environment variable is set
12095 set config_file [file join $env(XDG_CONFIG_HOME) git gitk]
12096 set config_file_tmp [file join $env(XDG_CONFIG_HOME) git gitk-tmp]
12097 } else {
12098 # default XDG_CONFIG_HOME
12099 set config_file "~/.config/git/gitk"
12100 set config_file_tmp "~/.config/git/gitk-tmp"
12101 }
12102 if {![file exists $config_file]} {
12103 # for backward compatibility use the old config file if it exists
12104 if {[file exists "~/.gitk"]} {
12105 set config_file "~/.gitk"
12106 set config_file_tmp "~/.gitk-tmp"
12107 } elseif {![file exists [file dirname $config_file]]} {
12108 file mkdir [file dirname $config_file]
12109 }
12110 }
12111 source $config_file
12112}
12113
12114parsefont mainfont $mainfont
12115eval font create mainfont [fontflags mainfont]
12116eval font create mainfontbold [fontflags mainfont 1]
12117
12118parsefont textfont $textfont
12119eval font create textfont [fontflags textfont]
12120eval font create textfontbold [fontflags textfont 1]
12121
12122parsefont uifont $uifont
12123eval font create uifont [fontflags uifont]
12124
12125setui $uicolor
12126
12127setoptions
12128
12129# check that we can find a .git directory somewhere...
12130if {[catch {set gitdir [exec git rev-parse --git-dir]}]} {
12131 show_error {} . [mc "Cannot find a git repository here."]
12132 exit 1
12133}
12134
12135set selecthead {}
12136set selectheadid {}
12137
12138set revtreeargs {}
12139set cmdline_files {}
12140set i 0
12141set revtreeargscmd {}
12142foreach arg $argv {
12143 switch -glob -- $arg {
12144 "" { }
12145 "--" {
12146 set cmdline_files [lrange $argv [expr {$i + 1}] end]
12147 break
12148 }
12149 "--select-commit=*" {
12150 set selecthead [string range $arg 16 end]
12151 }
12152 "--argscmd=*" {
12153 set revtreeargscmd [string range $arg 10 end]
12154 }
12155 default {
12156 lappend revtreeargs $arg
12157 }
12158 }
12159 incr i
12160}
12161
12162if {$selecthead eq "HEAD"} {
12163 set selecthead {}
12164}
12165
12166if {$i >= [llength $argv] && $revtreeargs ne {}} {
12167 # no -- on command line, but some arguments (other than --argscmd)
12168 if {[catch {
12169 set f [eval exec git rev-parse --no-revs --no-flags $revtreeargs]
12170 set cmdline_files [split $f "\n"]
12171 set n [llength $cmdline_files]
12172 set revtreeargs [lrange $revtreeargs 0 end-$n]
12173 # Unfortunately git rev-parse doesn't produce an error when
12174 # something is both a revision and a filename. To be consistent
12175 # with git log and git rev-list, check revtreeargs for filenames.
12176 foreach arg $revtreeargs {
12177 if {[file exists $arg]} {
12178 show_error {} . [mc "Ambiguous argument '%s': both revision\
12179 and filename" $arg]
12180 exit 1
12181 }
12182 }
12183 } err]} {
12184 # unfortunately we get both stdout and stderr in $err,
12185 # so look for "fatal:".
12186 set i [string first "fatal:" $err]
12187 if {$i > 0} {
12188 set err [string range $err [expr {$i + 6}] end]
12189 }
12190 show_error {} . "[mc "Bad arguments to gitk:"]\n$err"
12191 exit 1
12192 }
12193}
12194
12195set nullid "0000000000000000000000000000000000000000"
12196set nullid2 "0000000000000000000000000000000000000001"
12197set nullfile "/dev/null"
12198
12199set have_tk85 [expr {[package vcompare $tk_version "8.5"] >= 0}]
12200if {![info exists have_ttk]} {
12201 set have_ttk [llength [info commands ::ttk::style]]
12202}
12203set use_ttk [expr {$have_ttk && $want_ttk}]
12204set NS [expr {$use_ttk ? "ttk" : ""}]
12205
12206regexp {^git version ([\d.]*\d)} [exec git version] _ git_version
12207
12208set show_notes {}
12209if {[package vcompare $git_version "1.6.6.2"] >= 0} {
12210 set show_notes "--show-notes"
12211}
12212
12213set appname "gitk"
12214
12215set runq {}
12216set history {}
12217set historyindex 0
12218set fh_serial 0
12219set nhl_names {}
12220set highlight_paths {}
12221set findpattern {}
12222set searchdirn -forwards
12223set boldids {}
12224set boldnameids {}
12225set diffelide {0 0}
12226set markingmatches 0
12227set linkentercount 0
12228set need_redisplay 0
12229set nrows_drawn 0
12230set firsttabstop 0
12231
12232set nextviewnum 1
12233set curview 0
12234set selectedview 0
12235set selectedhlview [mc "None"]
12236set highlight_related [mc "None"]
12237set highlight_files {}
12238set viewfiles(0) {}
12239set viewperm(0) 0
12240set viewargs(0) {}
12241set viewargscmd(0) {}
12242
12243set selectedline {}
12244set numcommits 0
12245set loginstance 0
12246set cmdlineok 0
12247set stopped 0
12248set stuffsaved 0
12249set patchnum 0
12250set lserial 0
12251set hasworktree [hasworktree]
12252set cdup {}
12253if {[expr {[exec git rev-parse --is-inside-work-tree] == "true"}]} {
12254 set cdup [exec git rev-parse --show-cdup]
12255}
12256set worktree [exec git rev-parse --show-toplevel]
12257setcoords
12258makewindow
12259catch {
12260 image create photo gitlogo -width 16 -height 16
12261
12262 image create photo gitlogominus -width 4 -height 2
12263 gitlogominus put #C00000 -to 0 0 4 2
12264 gitlogo copy gitlogominus -to 1 5
12265 gitlogo copy gitlogominus -to 6 5
12266 gitlogo copy gitlogominus -to 11 5
12267 image delete gitlogominus
12268
12269 image create photo gitlogoplus -width 4 -height 4
12270 gitlogoplus put #008000 -to 1 0 3 4
12271 gitlogoplus put #008000 -to 0 1 4 3
12272 gitlogo copy gitlogoplus -to 1 9
12273 gitlogo copy gitlogoplus -to 6 9
12274 gitlogo copy gitlogoplus -to 11 9
12275 image delete gitlogoplus
12276
12277 image create photo gitlogo32 -width 32 -height 32
12278 gitlogo32 copy gitlogo -zoom 2 2
12279
12280 wm iconphoto . -default gitlogo gitlogo32
12281}
12282# wait for the window to become visible
12283tkwait visibility .
12284wm title . "$appname: [reponame]"
12285update
12286readrefs
12287
12288if {$cmdline_files ne {} || $revtreeargs ne {} || $revtreeargscmd ne {}} {
12289 # create a view for the files/dirs specified on the command line
12290 set curview 1
12291 set selectedview 1
12292 set nextviewnum 2
12293 set viewname(1) [mc "Command line"]
12294 set viewfiles(1) $cmdline_files
12295 set viewargs(1) $revtreeargs
12296 set viewargscmd(1) $revtreeargscmd
12297 set viewperm(1) 0
12298 set vdatemode(1) 0
12299 addviewmenu 1
12300 .bar.view entryconf [mca "Edit view..."] -state normal
12301 .bar.view entryconf [mca "Delete view"] -state normal
12302}
12303
12304if {[info exists permviews]} {
12305 foreach v $permviews {
12306 set n $nextviewnum
12307 incr nextviewnum
12308 set viewname($n) [lindex $v 0]
12309 set viewfiles($n) [lindex $v 1]
12310 set viewargs($n) [lindex $v 2]
12311 set viewargscmd($n) [lindex $v 3]
12312 set viewperm($n) 1
12313 addviewmenu $n
12314 }
12315}
12316
12317if {[tk windowingsystem] eq "win32"} {
12318 focus -force .
12319}
12320
12321getcommits {}
12322
12323# Local variables:
12324# mode: tcl
12325# indent-tabs-mode: t
12326# tab-width: 8
12327# End: