1#!/bin/sh
2# Tcl ignores the next line -*- tcl -*- \
3exec wish "$0" -- "$@"
4
5# Copyright © 2005-2011 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 $mlist
155}
156
157proc parseviewargs {n arglist} {
158 global vdatemode vmergeonly vflags vdflags vrevs vfiltered vorigargs env
159 global worddiff git_version
160
161 set vdatemode($n) 0
162 set vmergeonly($n) 0
163 set glflags {}
164 set diffargs {}
165 set nextisval 0
166 set revargs {}
167 set origargs $arglist
168 set allknown 1
169 set filtered 0
170 set i -1
171 foreach arg $arglist {
172 incr i
173 if {$nextisval} {
174 lappend glflags $arg
175 set nextisval 0
176 continue
177 }
178 switch -glob -- $arg {
179 "-d" -
180 "--date-order" {
181 set vdatemode($n) 1
182 # remove from origargs in case we hit an unknown option
183 set origargs [lreplace $origargs $i $i]
184 incr i -1
185 }
186 "-[puabwcrRBMC]" -
187 "--no-renames" - "--full-index" - "--binary" - "--abbrev=*" -
188 "--find-copies-harder" - "-l*" - "--ext-diff" - "--no-ext-diff" -
189 "--src-prefix=*" - "--dst-prefix=*" - "--no-prefix" -
190 "-O*" - "--text" - "--full-diff" - "--ignore-space-at-eol" -
191 "--ignore-space-change" - "-U*" - "--unified=*" {
192 # These request or affect diff output, which we don't want.
193 # Some could be used to set our defaults for diff display.
194 lappend diffargs $arg
195 }
196 "--raw" - "--patch-with-raw" - "--patch-with-stat" -
197 "--name-only" - "--name-status" - "--color" -
198 "--log-size" - "--pretty=*" - "--decorate" - "--abbrev-commit" -
199 "--cc" - "-z" - "--header" - "--parents" - "--boundary" -
200 "--no-color" - "-g" - "--walk-reflogs" - "--no-walk" -
201 "--timestamp" - "relative-date" - "--date=*" - "--stdin" -
202 "--objects" - "--objects-edge" - "--reverse" {
203 # These cause our parsing of git log's output to fail, or else
204 # they're options we want to set ourselves, so ignore them.
205 }
206 "--color-words*" - "--word-diff=color" {
207 # These trigger a word diff in the console interface,
208 # so help the user by enabling our own support
209 if {[package vcompare $git_version "1.7.2"] >= 0} {
210 set worddiff [mc "Color words"]
211 }
212 }
213 "--word-diff*" {
214 if {[package vcompare $git_version "1.7.2"] >= 0} {
215 set worddiff [mc "Markup words"]
216 }
217 }
218 "--stat=*" - "--numstat" - "--shortstat" - "--summary" -
219 "--check" - "--exit-code" - "--quiet" - "--topo-order" -
220 "--full-history" - "--dense" - "--sparse" -
221 "--follow" - "--left-right" - "--encoding=*" {
222 # These are harmless, and some are even useful
223 lappend glflags $arg
224 }
225 "--diff-filter=*" - "--no-merges" - "--unpacked" -
226 "--max-count=*" - "--skip=*" - "--since=*" - "--after=*" -
227 "--until=*" - "--before=*" - "--max-age=*" - "--min-age=*" -
228 "--author=*" - "--committer=*" - "--grep=*" - "-[iE]" -
229 "--remove-empty" - "--first-parent" - "--cherry-pick" -
230 "-S*" - "--pickaxe-all" - "--pickaxe-regex" -
231 "--simplify-by-decoration" {
232 # These mean that we get a subset of the commits
233 set filtered 1
234 lappend glflags $arg
235 }
236 "-n" {
237 # This appears to be the only one that has a value as a
238 # separate word following it
239 set filtered 1
240 set nextisval 1
241 lappend glflags $arg
242 }
243 "--not" - "--all" {
244 lappend revargs $arg
245 }
246 "--merge" {
247 set vmergeonly($n) 1
248 # git rev-parse doesn't understand --merge
249 lappend revargs --gitk-symmetric-diff-marker MERGE_HEAD...HEAD
250 }
251 "--no-replace-objects" {
252 set env(GIT_NO_REPLACE_OBJECTS) "1"
253 }
254 "-*" {
255 # Other flag arguments including -<n>
256 if {[string is digit -strict [string range $arg 1 end]]} {
257 set filtered 1
258 } else {
259 # a flag argument that we don't recognize;
260 # that means we can't optimize
261 set allknown 0
262 }
263 lappend glflags $arg
264 }
265 default {
266 # Non-flag arguments specify commits or ranges of commits
267 if {[string match "*...*" $arg]} {
268 lappend revargs --gitk-symmetric-diff-marker
269 }
270 lappend revargs $arg
271 }
272 }
273 }
274 set vdflags($n) $diffargs
275 set vflags($n) $glflags
276 set vrevs($n) $revargs
277 set vfiltered($n) $filtered
278 set vorigargs($n) $origargs
279 return $allknown
280}
281
282proc parseviewrevs {view revs} {
283 global vposids vnegids
284
285 if {$revs eq {}} {
286 set revs HEAD
287 }
288 if {[catch {set ids [eval exec git rev-parse $revs]} err]} {
289 # we get stdout followed by stderr in $err
290 # for an unknown rev, git rev-parse echoes it and then errors out
291 set errlines [split $err "\n"]
292 set badrev {}
293 for {set l 0} {$l < [llength $errlines]} {incr l} {
294 set line [lindex $errlines $l]
295 if {!([string length $line] == 40 && [string is xdigit $line])} {
296 if {[string match "fatal:*" $line]} {
297 if {[string match "fatal: ambiguous argument*" $line]
298 && $badrev ne {}} {
299 if {[llength $badrev] == 1} {
300 set err "unknown revision $badrev"
301 } else {
302 set err "unknown revisions: [join $badrev ", "]"
303 }
304 } else {
305 set err [join [lrange $errlines $l end] "\n"]
306 }
307 break
308 }
309 lappend badrev $line
310 }
311 }
312 error_popup "[mc "Error parsing revisions:"] $err"
313 return {}
314 }
315 set ret {}
316 set pos {}
317 set neg {}
318 set sdm 0
319 foreach id [split $ids "\n"] {
320 if {$id eq "--gitk-symmetric-diff-marker"} {
321 set sdm 4
322 } elseif {[string match "^*" $id]} {
323 if {$sdm != 1} {
324 lappend ret $id
325 if {$sdm == 3} {
326 set sdm 0
327 }
328 }
329 lappend neg [string range $id 1 end]
330 } else {
331 if {$sdm != 2} {
332 lappend ret $id
333 } else {
334 lset ret end $id...[lindex $ret end]
335 }
336 lappend pos $id
337 }
338 incr sdm -1
339 }
340 set vposids($view) $pos
341 set vnegids($view) $neg
342 return $ret
343}
344
345# Start off a git log process and arrange to read its output
346proc start_rev_list {view} {
347 global startmsecs commitidx viewcomplete curview
348 global tclencoding
349 global viewargs viewargscmd viewfiles vfilelimit
350 global showlocalchanges
351 global viewactive viewinstances vmergeonly
352 global mainheadid viewmainheadid viewmainheadid_orig
353 global vcanopt vflags vrevs vorigargs
354 global show_notes
355
356 set startmsecs [clock clicks -milliseconds]
357 set commitidx($view) 0
358 # these are set this way for the error exits
359 set viewcomplete($view) 1
360 set viewactive($view) 0
361 varcinit $view
362
363 set args $viewargs($view)
364 if {$viewargscmd($view) ne {}} {
365 if {[catch {
366 set str [exec sh -c $viewargscmd($view)]
367 } err]} {
368 error_popup "[mc "Error executing --argscmd command:"] $err"
369 return 0
370 }
371 set args [concat $args [split $str "\n"]]
372 }
373 set vcanopt($view) [parseviewargs $view $args]
374
375 set files $viewfiles($view)
376 if {$vmergeonly($view)} {
377 set files [unmerged_files $files]
378 if {$files eq {}} {
379 global nr_unmerged
380 if {$nr_unmerged == 0} {
381 error_popup [mc "No files selected: --merge specified but\
382 no files are unmerged."]
383 } else {
384 error_popup [mc "No files selected: --merge specified but\
385 no unmerged files are within file limit."]
386 }
387 return 0
388 }
389 }
390 set vfilelimit($view) $files
391
392 if {$vcanopt($view)} {
393 set revs [parseviewrevs $view $vrevs($view)]
394 if {$revs eq {}} {
395 return 0
396 }
397 set args [concat $vflags($view) $revs]
398 } else {
399 set args $vorigargs($view)
400 }
401
402 if {[catch {
403 set fd [open [concat | git log --no-color -z --pretty=raw $show_notes \
404 --parents --boundary $args "--" $files] r]
405 } err]} {
406 error_popup "[mc "Error executing git log:"] $err"
407 return 0
408 }
409 set i [reg_instance $fd]
410 set viewinstances($view) [list $i]
411 set viewmainheadid($view) $mainheadid
412 set viewmainheadid_orig($view) $mainheadid
413 if {$files ne {} && $mainheadid ne {}} {
414 get_viewmainhead $view
415 }
416 if {$showlocalchanges && $viewmainheadid($view) ne {}} {
417 interestedin $viewmainheadid($view) dodiffindex
418 }
419 fconfigure $fd -blocking 0 -translation lf -eofchar {}
420 if {$tclencoding != {}} {
421 fconfigure $fd -encoding $tclencoding
422 }
423 filerun $fd [list getcommitlines $fd $i $view 0]
424 nowbusy $view [mc "Reading"]
425 set viewcomplete($view) 0
426 set viewactive($view) 1
427 return 1
428}
429
430proc stop_instance {inst} {
431 global commfd leftover
432
433 set fd $commfd($inst)
434 catch {
435 set pid [pid $fd]
436
437 if {$::tcl_platform(platform) eq {windows}} {
438 exec kill -f $pid
439 } else {
440 exec kill $pid
441 }
442 }
443 catch {close $fd}
444 nukefile $fd
445 unset commfd($inst)
446 unset leftover($inst)
447}
448
449proc stop_backends {} {
450 global commfd
451
452 foreach inst [array names commfd] {
453 stop_instance $inst
454 }
455}
456
457proc stop_rev_list {view} {
458 global viewinstances
459
460 foreach inst $viewinstances($view) {
461 stop_instance $inst
462 }
463 set viewinstances($view) {}
464}
465
466proc reset_pending_select {selid} {
467 global pending_select mainheadid selectheadid
468
469 if {$selid ne {}} {
470 set pending_select $selid
471 } elseif {$selectheadid ne {}} {
472 set pending_select $selectheadid
473 } else {
474 set pending_select $mainheadid
475 }
476}
477
478proc getcommits {selid} {
479 global canv curview need_redisplay viewactive
480
481 initlayout
482 if {[start_rev_list $curview]} {
483 reset_pending_select $selid
484 show_status [mc "Reading commits..."]
485 set need_redisplay 1
486 } else {
487 show_status [mc "No commits selected"]
488 }
489}
490
491proc updatecommits {} {
492 global curview vcanopt vorigargs vfilelimit viewinstances
493 global viewactive viewcomplete tclencoding
494 global startmsecs showneartags showlocalchanges
495 global mainheadid viewmainheadid viewmainheadid_orig pending_select
496 global hasworktree
497 global varcid vposids vnegids vflags vrevs
498 global show_notes
499
500 set hasworktree [hasworktree]
501 rereadrefs
502 set view $curview
503 if {$mainheadid ne $viewmainheadid_orig($view)} {
504 if {$showlocalchanges} {
505 dohidelocalchanges
506 }
507 set viewmainheadid($view) $mainheadid
508 set viewmainheadid_orig($view) $mainheadid
509 if {$vfilelimit($view) ne {}} {
510 get_viewmainhead $view
511 }
512 }
513 if {$showlocalchanges} {
514 doshowlocalchanges
515 }
516 if {$vcanopt($view)} {
517 set oldpos $vposids($view)
518 set oldneg $vnegids($view)
519 set revs [parseviewrevs $view $vrevs($view)]
520 if {$revs eq {}} {
521 return
522 }
523 # note: getting the delta when negative refs change is hard,
524 # and could require multiple git log invocations, so in that
525 # case we ask git log for all the commits (not just the delta)
526 if {$oldneg eq $vnegids($view)} {
527 set newrevs {}
528 set npos 0
529 # take out positive refs that we asked for before or
530 # that we have already seen
531 foreach rev $revs {
532 if {[string length $rev] == 40} {
533 if {[lsearch -exact $oldpos $rev] < 0
534 && ![info exists varcid($view,$rev)]} {
535 lappend newrevs $rev
536 incr npos
537 }
538 } else {
539 lappend $newrevs $rev
540 }
541 }
542 if {$npos == 0} return
543 set revs $newrevs
544 set vposids($view) [lsort -unique [concat $oldpos $vposids($view)]]
545 }
546 set args [concat $vflags($view) $revs --not $oldpos]
547 } else {
548 set args $vorigargs($view)
549 }
550 if {[catch {
551 set fd [open [concat | git log --no-color -z --pretty=raw $show_notes \
552 --parents --boundary $args "--" $vfilelimit($view)] r]
553 } err]} {
554 error_popup "[mc "Error executing git log:"] $err"
555 return
556 }
557 if {$viewactive($view) == 0} {
558 set startmsecs [clock clicks -milliseconds]
559 }
560 set i [reg_instance $fd]
561 lappend viewinstances($view) $i
562 fconfigure $fd -blocking 0 -translation lf -eofchar {}
563 if {$tclencoding != {}} {
564 fconfigure $fd -encoding $tclencoding
565 }
566 filerun $fd [list getcommitlines $fd $i $view 1]
567 incr viewactive($view)
568 set viewcomplete($view) 0
569 reset_pending_select {}
570 nowbusy $view [mc "Reading"]
571 if {$showneartags} {
572 getallcommits
573 }
574}
575
576proc reloadcommits {} {
577 global curview viewcomplete selectedline currentid thickerline
578 global showneartags treediffs commitinterest cached_commitrow
579 global targetid
580
581 set selid {}
582 if {$selectedline ne {}} {
583 set selid $currentid
584 }
585
586 if {!$viewcomplete($curview)} {
587 stop_rev_list $curview
588 }
589 resetvarcs $curview
590 set selectedline {}
591 catch {unset currentid}
592 catch {unset thickerline}
593 catch {unset treediffs}
594 readrefs
595 changedrefs
596 if {$showneartags} {
597 getallcommits
598 }
599 clear_display
600 catch {unset commitinterest}
601 catch {unset cached_commitrow}
602 catch {unset targetid}
603 setcanvscroll
604 getcommits $selid
605 return 0
606}
607
608# This makes a string representation of a positive integer which
609# sorts as a string in numerical order
610proc strrep {n} {
611 if {$n < 16} {
612 return [format "%x" $n]
613 } elseif {$n < 256} {
614 return [format "x%.2x" $n]
615 } elseif {$n < 65536} {
616 return [format "y%.4x" $n]
617 }
618 return [format "z%.8x" $n]
619}
620
621# Procedures used in reordering commits from git log (without
622# --topo-order) into the order for display.
623
624proc varcinit {view} {
625 global varcstart vupptr vdownptr vleftptr vbackptr varctok varcrow
626 global vtokmod varcmod vrowmod varcix vlastins
627
628 set varcstart($view) {{}}
629 set vupptr($view) {0}
630 set vdownptr($view) {0}
631 set vleftptr($view) {0}
632 set vbackptr($view) {0}
633 set varctok($view) {{}}
634 set varcrow($view) {{}}
635 set vtokmod($view) {}
636 set varcmod($view) 0
637 set vrowmod($view) 0
638 set varcix($view) {{}}
639 set vlastins($view) {0}
640}
641
642proc resetvarcs {view} {
643 global varcid varccommits parents children vseedcount ordertok
644 global vshortids
645
646 foreach vid [array names varcid $view,*] {
647 unset varcid($vid)
648 unset children($vid)
649 unset parents($vid)
650 }
651 foreach vid [array names vshortids $view,*] {
652 unset vshortids($vid)
653 }
654 # some commits might have children but haven't been seen yet
655 foreach vid [array names children $view,*] {
656 unset children($vid)
657 }
658 foreach va [array names varccommits $view,*] {
659 unset varccommits($va)
660 }
661 foreach vd [array names vseedcount $view,*] {
662 unset vseedcount($vd)
663 }
664 catch {unset ordertok}
665}
666
667# returns a list of the commits with no children
668proc seeds {v} {
669 global vdownptr vleftptr varcstart
670
671 set ret {}
672 set a [lindex $vdownptr($v) 0]
673 while {$a != 0} {
674 lappend ret [lindex $varcstart($v) $a]
675 set a [lindex $vleftptr($v) $a]
676 }
677 return $ret
678}
679
680proc newvarc {view id} {
681 global varcid varctok parents children vdatemode
682 global vupptr vdownptr vleftptr vbackptr varcrow varcix varcstart
683 global commitdata commitinfo vseedcount varccommits vlastins
684
685 set a [llength $varctok($view)]
686 set vid $view,$id
687 if {[llength $children($vid)] == 0 || $vdatemode($view)} {
688 if {![info exists commitinfo($id)]} {
689 parsecommit $id $commitdata($id) 1
690 }
691 set cdate [lindex [lindex $commitinfo($id) 4] 0]
692 if {![string is integer -strict $cdate]} {
693 set cdate 0
694 }
695 if {![info exists vseedcount($view,$cdate)]} {
696 set vseedcount($view,$cdate) -1
697 }
698 set c [incr vseedcount($view,$cdate)]
699 set cdate [expr {$cdate ^ 0xffffffff}]
700 set tok "s[strrep $cdate][strrep $c]"
701 } else {
702 set tok {}
703 }
704 set ka 0
705 if {[llength $children($vid)] > 0} {
706 set kid [lindex $children($vid) end]
707 set k $varcid($view,$kid)
708 if {[string compare [lindex $varctok($view) $k] $tok] > 0} {
709 set ki $kid
710 set ka $k
711 set tok [lindex $varctok($view) $k]
712 }
713 }
714 if {$ka != 0} {
715 set i [lsearch -exact $parents($view,$ki) $id]
716 set j [expr {[llength $parents($view,$ki)] - 1 - $i}]
717 append tok [strrep $j]
718 }
719 set c [lindex $vlastins($view) $ka]
720 if {$c == 0 || [string compare $tok [lindex $varctok($view) $c]] < 0} {
721 set c $ka
722 set b [lindex $vdownptr($view) $ka]
723 } else {
724 set b [lindex $vleftptr($view) $c]
725 }
726 while {$b != 0 && [string compare $tok [lindex $varctok($view) $b]] >= 0} {
727 set c $b
728 set b [lindex $vleftptr($view) $c]
729 }
730 if {$c == $ka} {
731 lset vdownptr($view) $ka $a
732 lappend vbackptr($view) 0
733 } else {
734 lset vleftptr($view) $c $a
735 lappend vbackptr($view) $c
736 }
737 lset vlastins($view) $ka $a
738 lappend vupptr($view) $ka
739 lappend vleftptr($view) $b
740 if {$b != 0} {
741 lset vbackptr($view) $b $a
742 }
743 lappend varctok($view) $tok
744 lappend varcstart($view) $id
745 lappend vdownptr($view) 0
746 lappend varcrow($view) {}
747 lappend varcix($view) {}
748 set varccommits($view,$a) {}
749 lappend vlastins($view) 0
750 return $a
751}
752
753proc splitvarc {p v} {
754 global varcid varcstart varccommits varctok vtokmod
755 global vupptr vdownptr vleftptr vbackptr varcix varcrow vlastins
756
757 set oa $varcid($v,$p)
758 set otok [lindex $varctok($v) $oa]
759 set ac $varccommits($v,$oa)
760 set i [lsearch -exact $varccommits($v,$oa) $p]
761 if {$i <= 0} return
762 set na [llength $varctok($v)]
763 # "%" sorts before "0"...
764 set tok "$otok%[strrep $i]"
765 lappend varctok($v) $tok
766 lappend varcrow($v) {}
767 lappend varcix($v) {}
768 set varccommits($v,$oa) [lrange $ac 0 [expr {$i - 1}]]
769 set varccommits($v,$na) [lrange $ac $i end]
770 lappend varcstart($v) $p
771 foreach id $varccommits($v,$na) {
772 set varcid($v,$id) $na
773 }
774 lappend vdownptr($v) [lindex $vdownptr($v) $oa]
775 lappend vlastins($v) [lindex $vlastins($v) $oa]
776 lset vdownptr($v) $oa $na
777 lset vlastins($v) $oa 0
778 lappend vupptr($v) $oa
779 lappend vleftptr($v) 0
780 lappend vbackptr($v) 0
781 for {set b [lindex $vdownptr($v) $na]} {$b != 0} {set b [lindex $vleftptr($v) $b]} {
782 lset vupptr($v) $b $na
783 }
784 if {[string compare $otok $vtokmod($v)] <= 0} {
785 modify_arc $v $oa
786 }
787}
788
789proc renumbervarc {a v} {
790 global parents children varctok varcstart varccommits
791 global vupptr vdownptr vleftptr vbackptr vlastins varcid vtokmod vdatemode
792
793 set t1 [clock clicks -milliseconds]
794 set todo {}
795 set isrelated($a) 1
796 set kidchanged($a) 1
797 set ntot 0
798 while {$a != 0} {
799 if {[info exists isrelated($a)]} {
800 lappend todo $a
801 set id [lindex $varccommits($v,$a) end]
802 foreach p $parents($v,$id) {
803 if {[info exists varcid($v,$p)]} {
804 set isrelated($varcid($v,$p)) 1
805 }
806 }
807 }
808 incr ntot
809 set b [lindex $vdownptr($v) $a]
810 if {$b == 0} {
811 while {$a != 0} {
812 set b [lindex $vleftptr($v) $a]
813 if {$b != 0} break
814 set a [lindex $vupptr($v) $a]
815 }
816 }
817 set a $b
818 }
819 foreach a $todo {
820 if {![info exists kidchanged($a)]} continue
821 set id [lindex $varcstart($v) $a]
822 if {[llength $children($v,$id)] > 1} {
823 set children($v,$id) [lsort -command [list vtokcmp $v] \
824 $children($v,$id)]
825 }
826 set oldtok [lindex $varctok($v) $a]
827 if {!$vdatemode($v)} {
828 set tok {}
829 } else {
830 set tok $oldtok
831 }
832 set ka 0
833 set kid [last_real_child $v,$id]
834 if {$kid ne {}} {
835 set k $varcid($v,$kid)
836 if {[string compare [lindex $varctok($v) $k] $tok] > 0} {
837 set ki $kid
838 set ka $k
839 set tok [lindex $varctok($v) $k]
840 }
841 }
842 if {$ka != 0} {
843 set i [lsearch -exact $parents($v,$ki) $id]
844 set j [expr {[llength $parents($v,$ki)] - 1 - $i}]
845 append tok [strrep $j]
846 }
847 if {$tok eq $oldtok} {
848 continue
849 }
850 set id [lindex $varccommits($v,$a) end]
851 foreach p $parents($v,$id) {
852 if {[info exists varcid($v,$p)]} {
853 set kidchanged($varcid($v,$p)) 1
854 } else {
855 set sortkids($p) 1
856 }
857 }
858 lset varctok($v) $a $tok
859 set b [lindex $vupptr($v) $a]
860 if {$b != $ka} {
861 if {[string compare [lindex $varctok($v) $ka] $vtokmod($v)] < 0} {
862 modify_arc $v $ka
863 }
864 if {[string compare [lindex $varctok($v) $b] $vtokmod($v)] < 0} {
865 modify_arc $v $b
866 }
867 set c [lindex $vbackptr($v) $a]
868 set d [lindex $vleftptr($v) $a]
869 if {$c == 0} {
870 lset vdownptr($v) $b $d
871 } else {
872 lset vleftptr($v) $c $d
873 }
874 if {$d != 0} {
875 lset vbackptr($v) $d $c
876 }
877 if {[lindex $vlastins($v) $b] == $a} {
878 lset vlastins($v) $b $c
879 }
880 lset vupptr($v) $a $ka
881 set c [lindex $vlastins($v) $ka]
882 if {$c == 0 || \
883 [string compare $tok [lindex $varctok($v) $c]] < 0} {
884 set c $ka
885 set b [lindex $vdownptr($v) $ka]
886 } else {
887 set b [lindex $vleftptr($v) $c]
888 }
889 while {$b != 0 && \
890 [string compare $tok [lindex $varctok($v) $b]] >= 0} {
891 set c $b
892 set b [lindex $vleftptr($v) $c]
893 }
894 if {$c == $ka} {
895 lset vdownptr($v) $ka $a
896 lset vbackptr($v) $a 0
897 } else {
898 lset vleftptr($v) $c $a
899 lset vbackptr($v) $a $c
900 }
901 lset vleftptr($v) $a $b
902 if {$b != 0} {
903 lset vbackptr($v) $b $a
904 }
905 lset vlastins($v) $ka $a
906 }
907 }
908 foreach id [array names sortkids] {
909 if {[llength $children($v,$id)] > 1} {
910 set children($v,$id) [lsort -command [list vtokcmp $v] \
911 $children($v,$id)]
912 }
913 }
914 set t2 [clock clicks -milliseconds]
915 #puts "renumbervarc did [llength $todo] of $ntot arcs in [expr {$t2-$t1}]ms"
916}
917
918# Fix up the graph after we have found out that in view $v,
919# $p (a commit that we have already seen) is actually the parent
920# of the last commit in arc $a.
921proc fix_reversal {p a v} {
922 global varcid varcstart varctok vupptr
923
924 set pa $varcid($v,$p)
925 if {$p ne [lindex $varcstart($v) $pa]} {
926 splitvarc $p $v
927 set pa $varcid($v,$p)
928 }
929 # seeds always need to be renumbered
930 if {[lindex $vupptr($v) $pa] == 0 ||
931 [string compare [lindex $varctok($v) $a] \
932 [lindex $varctok($v) $pa]] > 0} {
933 renumbervarc $pa $v
934 }
935}
936
937proc insertrow {id p v} {
938 global cmitlisted children parents varcid varctok vtokmod
939 global varccommits ordertok commitidx numcommits curview
940 global targetid targetrow vshortids
941
942 readcommit $id
943 set vid $v,$id
944 set cmitlisted($vid) 1
945 set children($vid) {}
946 set parents($vid) [list $p]
947 set a [newvarc $v $id]
948 set varcid($vid) $a
949 lappend vshortids($v,[string range $id 0 3]) $id
950 if {[string compare [lindex $varctok($v) $a] $vtokmod($v)] < 0} {
951 modify_arc $v $a
952 }
953 lappend varccommits($v,$a) $id
954 set vp $v,$p
955 if {[llength [lappend children($vp) $id]] > 1} {
956 set children($vp) [lsort -command [list vtokcmp $v] $children($vp)]
957 catch {unset ordertok}
958 }
959 fix_reversal $p $a $v
960 incr commitidx($v)
961 if {$v == $curview} {
962 set numcommits $commitidx($v)
963 setcanvscroll
964 if {[info exists targetid]} {
965 if {![comes_before $targetid $p]} {
966 incr targetrow
967 }
968 }
969 }
970}
971
972proc insertfakerow {id p} {
973 global varcid varccommits parents children cmitlisted
974 global commitidx varctok vtokmod targetid targetrow curview numcommits
975
976 set v $curview
977 set a $varcid($v,$p)
978 set i [lsearch -exact $varccommits($v,$a) $p]
979 if {$i < 0} {
980 puts "oops: insertfakerow can't find [shortids $p] on arc $a"
981 return
982 }
983 set children($v,$id) {}
984 set parents($v,$id) [list $p]
985 set varcid($v,$id) $a
986 lappend children($v,$p) $id
987 set cmitlisted($v,$id) 1
988 set numcommits [incr commitidx($v)]
989 # note we deliberately don't update varcstart($v) even if $i == 0
990 set varccommits($v,$a) [linsert $varccommits($v,$a) $i $id]
991 modify_arc $v $a $i
992 if {[info exists targetid]} {
993 if {![comes_before $targetid $p]} {
994 incr targetrow
995 }
996 }
997 setcanvscroll
998 drawvisible
999}
1000
1001proc removefakerow {id} {
1002 global varcid varccommits parents children commitidx
1003 global varctok vtokmod cmitlisted currentid selectedline
1004 global targetid curview numcommits
1005
1006 set v $curview
1007 if {[llength $parents($v,$id)] != 1} {
1008 puts "oops: removefakerow [shortids $id] has [llength $parents($v,$id)] parents"
1009 return
1010 }
1011 set p [lindex $parents($v,$id) 0]
1012 set a $varcid($v,$id)
1013 set i [lsearch -exact $varccommits($v,$a) $id]
1014 if {$i < 0} {
1015 puts "oops: removefakerow can't find [shortids $id] on arc $a"
1016 return
1017 }
1018 unset varcid($v,$id)
1019 set varccommits($v,$a) [lreplace $varccommits($v,$a) $i $i]
1020 unset parents($v,$id)
1021 unset children($v,$id)
1022 unset cmitlisted($v,$id)
1023 set numcommits [incr commitidx($v) -1]
1024 set j [lsearch -exact $children($v,$p) $id]
1025 if {$j >= 0} {
1026 set children($v,$p) [lreplace $children($v,$p) $j $j]
1027 }
1028 modify_arc $v $a $i
1029 if {[info exist currentid] && $id eq $currentid} {
1030 unset currentid
1031 set selectedline {}
1032 }
1033 if {[info exists targetid] && $targetid eq $id} {
1034 set targetid $p
1035 }
1036 setcanvscroll
1037 drawvisible
1038}
1039
1040proc real_children {vp} {
1041 global children nullid nullid2
1042
1043 set kids {}
1044 foreach id $children($vp) {
1045 if {$id ne $nullid && $id ne $nullid2} {
1046 lappend kids $id
1047 }
1048 }
1049 return $kids
1050}
1051
1052proc first_real_child {vp} {
1053 global children nullid nullid2
1054
1055 foreach id $children($vp) {
1056 if {$id ne $nullid && $id ne $nullid2} {
1057 return $id
1058 }
1059 }
1060 return {}
1061}
1062
1063proc last_real_child {vp} {
1064 global children nullid nullid2
1065
1066 set kids $children($vp)
1067 for {set i [llength $kids]} {[incr i -1] >= 0} {} {
1068 set id [lindex $kids $i]
1069 if {$id ne $nullid && $id ne $nullid2} {
1070 return $id
1071 }
1072 }
1073 return {}
1074}
1075
1076proc vtokcmp {v a b} {
1077 global varctok varcid
1078
1079 return [string compare [lindex $varctok($v) $varcid($v,$a)] \
1080 [lindex $varctok($v) $varcid($v,$b)]]
1081}
1082
1083# This assumes that if lim is not given, the caller has checked that
1084# arc a's token is less than $vtokmod($v)
1085proc modify_arc {v a {lim {}}} {
1086 global varctok vtokmod varcmod varcrow vupptr curview vrowmod varccommits
1087
1088 if {$lim ne {}} {
1089 set c [string compare [lindex $varctok($v) $a] $vtokmod($v)]
1090 if {$c > 0} return
1091 if {$c == 0} {
1092 set r [lindex $varcrow($v) $a]
1093 if {$r ne {} && $vrowmod($v) <= $r + $lim} return
1094 }
1095 }
1096 set vtokmod($v) [lindex $varctok($v) $a]
1097 set varcmod($v) $a
1098 if {$v == $curview} {
1099 while {$a != 0 && [lindex $varcrow($v) $a] eq {}} {
1100 set a [lindex $vupptr($v) $a]
1101 set lim {}
1102 }
1103 set r 0
1104 if {$a != 0} {
1105 if {$lim eq {}} {
1106 set lim [llength $varccommits($v,$a)]
1107 }
1108 set r [expr {[lindex $varcrow($v) $a] + $lim}]
1109 }
1110 set vrowmod($v) $r
1111 undolayout $r
1112 }
1113}
1114
1115proc update_arcrows {v} {
1116 global vtokmod varcmod vrowmod varcrow commitidx currentid selectedline
1117 global varcid vrownum varcorder varcix varccommits
1118 global vupptr vdownptr vleftptr varctok
1119 global displayorder parentlist curview cached_commitrow
1120
1121 if {$vrowmod($v) == $commitidx($v)} return
1122 if {$v == $curview} {
1123 if {[llength $displayorder] > $vrowmod($v)} {
1124 set displayorder [lrange $displayorder 0 [expr {$vrowmod($v) - 1}]]
1125 set parentlist [lrange $parentlist 0 [expr {$vrowmod($v) - 1}]]
1126 }
1127 catch {unset cached_commitrow}
1128 }
1129 set narctot [expr {[llength $varctok($v)] - 1}]
1130 set a $varcmod($v)
1131 while {$a != 0 && [lindex $varcix($v) $a] eq {}} {
1132 # go up the tree until we find something that has a row number,
1133 # or we get to a seed
1134 set a [lindex $vupptr($v) $a]
1135 }
1136 if {$a == 0} {
1137 set a [lindex $vdownptr($v) 0]
1138 if {$a == 0} return
1139 set vrownum($v) {0}
1140 set varcorder($v) [list $a]
1141 lset varcix($v) $a 0
1142 lset varcrow($v) $a 0
1143 set arcn 0
1144 set row 0
1145 } else {
1146 set arcn [lindex $varcix($v) $a]
1147 if {[llength $vrownum($v)] > $arcn + 1} {
1148 set vrownum($v) [lrange $vrownum($v) 0 $arcn]
1149 set varcorder($v) [lrange $varcorder($v) 0 $arcn]
1150 }
1151 set row [lindex $varcrow($v) $a]
1152 }
1153 while {1} {
1154 set p $a
1155 incr row [llength $varccommits($v,$a)]
1156 # go down if possible
1157 set b [lindex $vdownptr($v) $a]
1158 if {$b == 0} {
1159 # if not, go left, or go up until we can go left
1160 while {$a != 0} {
1161 set b [lindex $vleftptr($v) $a]
1162 if {$b != 0} break
1163 set a [lindex $vupptr($v) $a]
1164 }
1165 if {$a == 0} break
1166 }
1167 set a $b
1168 incr arcn
1169 lappend vrownum($v) $row
1170 lappend varcorder($v) $a
1171 lset varcix($v) $a $arcn
1172 lset varcrow($v) $a $row
1173 }
1174 set vtokmod($v) [lindex $varctok($v) $p]
1175 set varcmod($v) $p
1176 set vrowmod($v) $row
1177 if {[info exists currentid]} {
1178 set selectedline [rowofcommit $currentid]
1179 }
1180}
1181
1182# Test whether view $v contains commit $id
1183proc commitinview {id v} {
1184 global varcid
1185
1186 return [info exists varcid($v,$id)]
1187}
1188
1189# Return the row number for commit $id in the current view
1190proc rowofcommit {id} {
1191 global varcid varccommits varcrow curview cached_commitrow
1192 global varctok vtokmod
1193
1194 set v $curview
1195 if {![info exists varcid($v,$id)]} {
1196 puts "oops rowofcommit no arc for [shortids $id]"
1197 return {}
1198 }
1199 set a $varcid($v,$id)
1200 if {[string compare [lindex $varctok($v) $a] $vtokmod($v)] >= 0} {
1201 update_arcrows $v
1202 }
1203 if {[info exists cached_commitrow($id)]} {
1204 return $cached_commitrow($id)
1205 }
1206 set i [lsearch -exact $varccommits($v,$a) $id]
1207 if {$i < 0} {
1208 puts "oops didn't find commit [shortids $id] in arc $a"
1209 return {}
1210 }
1211 incr i [lindex $varcrow($v) $a]
1212 set cached_commitrow($id) $i
1213 return $i
1214}
1215
1216# Returns 1 if a is on an earlier row than b, otherwise 0
1217proc comes_before {a b} {
1218 global varcid varctok curview
1219
1220 set v $curview
1221 if {$a eq $b || ![info exists varcid($v,$a)] || \
1222 ![info exists varcid($v,$b)]} {
1223 return 0
1224 }
1225 if {$varcid($v,$a) != $varcid($v,$b)} {
1226 return [expr {[string compare [lindex $varctok($v) $varcid($v,$a)] \
1227 [lindex $varctok($v) $varcid($v,$b)]] < 0}]
1228 }
1229 return [expr {[rowofcommit $a] < [rowofcommit $b]}]
1230}
1231
1232proc bsearch {l elt} {
1233 if {[llength $l] == 0 || $elt <= [lindex $l 0]} {
1234 return 0
1235 }
1236 set lo 0
1237 set hi [llength $l]
1238 while {$hi - $lo > 1} {
1239 set mid [expr {int(($lo + $hi) / 2)}]
1240 set t [lindex $l $mid]
1241 if {$elt < $t} {
1242 set hi $mid
1243 } elseif {$elt > $t} {
1244 set lo $mid
1245 } else {
1246 return $mid
1247 }
1248 }
1249 return $lo
1250}
1251
1252# Make sure rows $start..$end-1 are valid in displayorder and parentlist
1253proc make_disporder {start end} {
1254 global vrownum curview commitidx displayorder parentlist
1255 global varccommits varcorder parents vrowmod varcrow
1256 global d_valid_start d_valid_end
1257
1258 if {$end > $vrowmod($curview)} {
1259 update_arcrows $curview
1260 }
1261 set ai [bsearch $vrownum($curview) $start]
1262 set start [lindex $vrownum($curview) $ai]
1263 set narc [llength $vrownum($curview)]
1264 for {set r $start} {$ai < $narc && $r < $end} {incr ai} {
1265 set a [lindex $varcorder($curview) $ai]
1266 set l [llength $displayorder]
1267 set al [llength $varccommits($curview,$a)]
1268 if {$l < $r + $al} {
1269 if {$l < $r} {
1270 set pad [ntimes [expr {$r - $l}] {}]
1271 set displayorder [concat $displayorder $pad]
1272 set parentlist [concat $parentlist $pad]
1273 } elseif {$l > $r} {
1274 set displayorder [lrange $displayorder 0 [expr {$r - 1}]]
1275 set parentlist [lrange $parentlist 0 [expr {$r - 1}]]
1276 }
1277 foreach id $varccommits($curview,$a) {
1278 lappend displayorder $id
1279 lappend parentlist $parents($curview,$id)
1280 }
1281 } elseif {[lindex $displayorder [expr {$r + $al - 1}]] eq {}} {
1282 set i $r
1283 foreach id $varccommits($curview,$a) {
1284 lset displayorder $i $id
1285 lset parentlist $i $parents($curview,$id)
1286 incr i
1287 }
1288 }
1289 incr r $al
1290 }
1291}
1292
1293proc commitonrow {row} {
1294 global displayorder
1295
1296 set id [lindex $displayorder $row]
1297 if {$id eq {}} {
1298 make_disporder $row [expr {$row + 1}]
1299 set id [lindex $displayorder $row]
1300 }
1301 return $id
1302}
1303
1304proc closevarcs {v} {
1305 global varctok varccommits varcid parents children
1306 global cmitlisted commitidx vtokmod
1307
1308 set missing_parents 0
1309 set scripts {}
1310 set narcs [llength $varctok($v)]
1311 for {set a 1} {$a < $narcs} {incr a} {
1312 set id [lindex $varccommits($v,$a) end]
1313 foreach p $parents($v,$id) {
1314 if {[info exists varcid($v,$p)]} continue
1315 # add p as a new commit
1316 incr missing_parents
1317 set cmitlisted($v,$p) 0
1318 set parents($v,$p) {}
1319 if {[llength $children($v,$p)] == 1 &&
1320 [llength $parents($v,$id)] == 1} {
1321 set b $a
1322 } else {
1323 set b [newvarc $v $p]
1324 }
1325 set varcid($v,$p) $b
1326 if {[string compare [lindex $varctok($v) $b] $vtokmod($v)] < 0} {
1327 modify_arc $v $b
1328 }
1329 lappend varccommits($v,$b) $p
1330 incr commitidx($v)
1331 set scripts [check_interest $p $scripts]
1332 }
1333 }
1334 if {$missing_parents > 0} {
1335 foreach s $scripts {
1336 eval $s
1337 }
1338 }
1339}
1340
1341# Use $rwid as a substitute for $id, i.e. reparent $id's children to $rwid
1342# Assumes we already have an arc for $rwid.
1343proc rewrite_commit {v id rwid} {
1344 global children parents varcid varctok vtokmod varccommits
1345
1346 foreach ch $children($v,$id) {
1347 # make $rwid be $ch's parent in place of $id
1348 set i [lsearch -exact $parents($v,$ch) $id]
1349 if {$i < 0} {
1350 puts "oops rewrite_commit didn't find $id in parent list for $ch"
1351 }
1352 set parents($v,$ch) [lreplace $parents($v,$ch) $i $i $rwid]
1353 # add $ch to $rwid's children and sort the list if necessary
1354 if {[llength [lappend children($v,$rwid) $ch]] > 1} {
1355 set children($v,$rwid) [lsort -command [list vtokcmp $v] \
1356 $children($v,$rwid)]
1357 }
1358 # fix the graph after joining $id to $rwid
1359 set a $varcid($v,$ch)
1360 fix_reversal $rwid $a $v
1361 # parentlist is wrong for the last element of arc $a
1362 # even if displayorder is right, hence the 3rd arg here
1363 modify_arc $v $a [expr {[llength $varccommits($v,$a)] - 1}]
1364 }
1365}
1366
1367# Mechanism for registering a command to be executed when we come
1368# across a particular commit. To handle the case when only the
1369# prefix of the commit is known, the commitinterest array is now
1370# indexed by the first 4 characters of the ID. Each element is a
1371# list of id, cmd pairs.
1372proc interestedin {id cmd} {
1373 global commitinterest
1374
1375 lappend commitinterest([string range $id 0 3]) $id $cmd
1376}
1377
1378proc check_interest {id scripts} {
1379 global commitinterest
1380
1381 set prefix [string range $id 0 3]
1382 if {[info exists commitinterest($prefix)]} {
1383 set newlist {}
1384 foreach {i script} $commitinterest($prefix) {
1385 if {[string match "$i*" $id]} {
1386 lappend scripts [string map [list "%I" $id "%P" $i] $script]
1387 } else {
1388 lappend newlist $i $script
1389 }
1390 }
1391 if {$newlist ne {}} {
1392 set commitinterest($prefix) $newlist
1393 } else {
1394 unset commitinterest($prefix)
1395 }
1396 }
1397 return $scripts
1398}
1399
1400proc getcommitlines {fd inst view updating} {
1401 global cmitlisted leftover
1402 global commitidx commitdata vdatemode
1403 global parents children curview hlview
1404 global idpending ordertok
1405 global varccommits varcid varctok vtokmod vfilelimit vshortids
1406
1407 set stuff [read $fd 500000]
1408 # git log doesn't terminate the last commit with a null...
1409 if {$stuff == {} && $leftover($inst) ne {} && [eof $fd]} {
1410 set stuff "\0"
1411 }
1412 if {$stuff == {}} {
1413 if {![eof $fd]} {
1414 return 1
1415 }
1416 global commfd viewcomplete viewactive viewname
1417 global viewinstances
1418 unset commfd($inst)
1419 set i [lsearch -exact $viewinstances($view) $inst]
1420 if {$i >= 0} {
1421 set viewinstances($view) [lreplace $viewinstances($view) $i $i]
1422 }
1423 # set it blocking so we wait for the process to terminate
1424 fconfigure $fd -blocking 1
1425 if {[catch {close $fd} err]} {
1426 set fv {}
1427 if {$view != $curview} {
1428 set fv " for the \"$viewname($view)\" view"
1429 }
1430 if {[string range $err 0 4] == "usage"} {
1431 set err "Gitk: error reading commits$fv:\
1432 bad arguments to git log."
1433 if {$viewname($view) eq "Command line"} {
1434 append err \
1435 " (Note: arguments to gitk are passed to git log\
1436 to allow selection of commits to be displayed.)"
1437 }
1438 } else {
1439 set err "Error reading commits$fv: $err"
1440 }
1441 error_popup $err
1442 }
1443 if {[incr viewactive($view) -1] <= 0} {
1444 set viewcomplete($view) 1
1445 # Check if we have seen any ids listed as parents that haven't
1446 # appeared in the list
1447 closevarcs $view
1448 notbusy $view
1449 }
1450 if {$view == $curview} {
1451 run chewcommits
1452 }
1453 return 0
1454 }
1455 set start 0
1456 set gotsome 0
1457 set scripts {}
1458 while 1 {
1459 set i [string first "\0" $stuff $start]
1460 if {$i < 0} {
1461 append leftover($inst) [string range $stuff $start end]
1462 break
1463 }
1464 if {$start == 0} {
1465 set cmit $leftover($inst)
1466 append cmit [string range $stuff 0 [expr {$i - 1}]]
1467 set leftover($inst) {}
1468 } else {
1469 set cmit [string range $stuff $start [expr {$i - 1}]]
1470 }
1471 set start [expr {$i + 1}]
1472 set j [string first "\n" $cmit]
1473 set ok 0
1474 set listed 1
1475 if {$j >= 0 && [string match "commit *" $cmit]} {
1476 set ids [string range $cmit 7 [expr {$j - 1}]]
1477 if {[string match {[-^<>]*} $ids]} {
1478 switch -- [string index $ids 0] {
1479 "-" {set listed 0}
1480 "^" {set listed 2}
1481 "<" {set listed 3}
1482 ">" {set listed 4}
1483 }
1484 set ids [string range $ids 1 end]
1485 }
1486 set ok 1
1487 foreach id $ids {
1488 if {[string length $id] != 40} {
1489 set ok 0
1490 break
1491 }
1492 }
1493 }
1494 if {!$ok} {
1495 set shortcmit $cmit
1496 if {[string length $shortcmit] > 80} {
1497 set shortcmit "[string range $shortcmit 0 80]..."
1498 }
1499 error_popup "[mc "Can't parse git log output:"] {$shortcmit}"
1500 exit 1
1501 }
1502 set id [lindex $ids 0]
1503 set vid $view,$id
1504
1505 lappend vshortids($view,[string range $id 0 3]) $id
1506
1507 if {!$listed && $updating && ![info exists varcid($vid)] &&
1508 $vfilelimit($view) ne {}} {
1509 # git log doesn't rewrite parents for unlisted commits
1510 # when doing path limiting, so work around that here
1511 # by working out the rewritten parent with git rev-list
1512 # and if we already know about it, using the rewritten
1513 # parent as a substitute parent for $id's children.
1514 if {![catch {
1515 set rwid [exec git rev-list --first-parent --max-count=1 \
1516 $id -- $vfilelimit($view)]
1517 }]} {
1518 if {$rwid ne {} && [info exists varcid($view,$rwid)]} {
1519 # use $rwid in place of $id
1520 rewrite_commit $view $id $rwid
1521 continue
1522 }
1523 }
1524 }
1525
1526 set a 0
1527 if {[info exists varcid($vid)]} {
1528 if {$cmitlisted($vid) || !$listed} continue
1529 set a $varcid($vid)
1530 }
1531 if {$listed} {
1532 set olds [lrange $ids 1 end]
1533 } else {
1534 set olds {}
1535 }
1536 set commitdata($id) [string range $cmit [expr {$j + 1}] end]
1537 set cmitlisted($vid) $listed
1538 set parents($vid) $olds
1539 if {![info exists children($vid)]} {
1540 set children($vid) {}
1541 } elseif {$a == 0 && [llength $children($vid)] == 1} {
1542 set k [lindex $children($vid) 0]
1543 if {[llength $parents($view,$k)] == 1 &&
1544 (!$vdatemode($view) ||
1545 $varcid($view,$k) == [llength $varctok($view)] - 1)} {
1546 set a $varcid($view,$k)
1547 }
1548 }
1549 if {$a == 0} {
1550 # new arc
1551 set a [newvarc $view $id]
1552 }
1553 if {[string compare [lindex $varctok($view) $a] $vtokmod($view)] < 0} {
1554 modify_arc $view $a
1555 }
1556 if {![info exists varcid($vid)]} {
1557 set varcid($vid) $a
1558 lappend varccommits($view,$a) $id
1559 incr commitidx($view)
1560 }
1561
1562 set i 0
1563 foreach p $olds {
1564 if {$i == 0 || [lsearch -exact $olds $p] >= $i} {
1565 set vp $view,$p
1566 if {[llength [lappend children($vp) $id]] > 1 &&
1567 [vtokcmp $view [lindex $children($vp) end-1] $id] > 0} {
1568 set children($vp) [lsort -command [list vtokcmp $view] \
1569 $children($vp)]
1570 catch {unset ordertok}
1571 }
1572 if {[info exists varcid($view,$p)]} {
1573 fix_reversal $p $a $view
1574 }
1575 }
1576 incr i
1577 }
1578
1579 set scripts [check_interest $id $scripts]
1580 set gotsome 1
1581 }
1582 if {$gotsome} {
1583 global numcommits hlview
1584
1585 if {$view == $curview} {
1586 set numcommits $commitidx($view)
1587 run chewcommits
1588 }
1589 if {[info exists hlview] && $view == $hlview} {
1590 # we never actually get here...
1591 run vhighlightmore
1592 }
1593 foreach s $scripts {
1594 eval $s
1595 }
1596 }
1597 return 2
1598}
1599
1600proc chewcommits {} {
1601 global curview hlview viewcomplete
1602 global pending_select
1603
1604 layoutmore
1605 if {$viewcomplete($curview)} {
1606 global commitidx varctok
1607 global numcommits startmsecs
1608
1609 if {[info exists pending_select]} {
1610 update
1611 reset_pending_select {}
1612
1613 if {[commitinview $pending_select $curview]} {
1614 selectline [rowofcommit $pending_select] 1
1615 } else {
1616 set row [first_real_row]
1617 selectline $row 1
1618 }
1619 }
1620 if {$commitidx($curview) > 0} {
1621 #set ms [expr {[clock clicks -milliseconds] - $startmsecs}]
1622 #puts "overall $ms ms for $numcommits commits"
1623 #puts "[llength $varctok($view)] arcs, $commitidx($view) commits"
1624 } else {
1625 show_status [mc "No commits selected"]
1626 }
1627 notbusy layout
1628 }
1629 return 0
1630}
1631
1632proc do_readcommit {id} {
1633 global tclencoding
1634
1635 # Invoke git-log to handle automatic encoding conversion
1636 set fd [open [concat | git log --no-color --pretty=raw -1 $id] r]
1637 # Read the results using i18n.logoutputencoding
1638 fconfigure $fd -translation lf -eofchar {}
1639 if {$tclencoding != {}} {
1640 fconfigure $fd -encoding $tclencoding
1641 }
1642 set contents [read $fd]
1643 close $fd
1644 # Remove the heading line
1645 regsub {^commit [0-9a-f]+\n} $contents {} contents
1646
1647 return $contents
1648}
1649
1650proc readcommit {id} {
1651 if {[catch {set contents [do_readcommit $id]}]} return
1652 parsecommit $id $contents 1
1653}
1654
1655proc parsecommit {id contents listed} {
1656 global commitinfo
1657
1658 set inhdr 1
1659 set comment {}
1660 set headline {}
1661 set auname {}
1662 set audate {}
1663 set comname {}
1664 set comdate {}
1665 set hdrend [string first "\n\n" $contents]
1666 if {$hdrend < 0} {
1667 # should never happen...
1668 set hdrend [string length $contents]
1669 }
1670 set header [string range $contents 0 [expr {$hdrend - 1}]]
1671 set comment [string range $contents [expr {$hdrend + 2}] end]
1672 foreach line [split $header "\n"] {
1673 set line [split $line " "]
1674 set tag [lindex $line 0]
1675 if {$tag == "author"} {
1676 set audate [lrange $line end-1 end]
1677 set auname [join [lrange $line 1 end-2] " "]
1678 } elseif {$tag == "committer"} {
1679 set comdate [lrange $line end-1 end]
1680 set comname [join [lrange $line 1 end-2] " "]
1681 }
1682 }
1683 set headline {}
1684 # take the first non-blank line of the comment as the headline
1685 set headline [string trimleft $comment]
1686 set i [string first "\n" $headline]
1687 if {$i >= 0} {
1688 set headline [string range $headline 0 $i]
1689 }
1690 set headline [string trimright $headline]
1691 set i [string first "\r" $headline]
1692 if {$i >= 0} {
1693 set headline [string trimright [string range $headline 0 $i]]
1694 }
1695 if {!$listed} {
1696 # git log indents the comment by 4 spaces;
1697 # if we got this via git cat-file, add the indentation
1698 set newcomment {}
1699 foreach line [split $comment "\n"] {
1700 append newcomment " "
1701 append newcomment $line
1702 append newcomment "\n"
1703 }
1704 set comment $newcomment
1705 }
1706 set hasnote [string first "\nNotes:\n" $contents]
1707 set commitinfo($id) [list $headline $auname $audate \
1708 $comname $comdate $comment $hasnote]
1709}
1710
1711proc getcommit {id} {
1712 global commitdata commitinfo
1713
1714 if {[info exists commitdata($id)]} {
1715 parsecommit $id $commitdata($id) 1
1716 } else {
1717 readcommit $id
1718 if {![info exists commitinfo($id)]} {
1719 set commitinfo($id) [list [mc "No commit information available"]]
1720 }
1721 }
1722 return 1
1723}
1724
1725# Expand an abbreviated commit ID to a list of full 40-char IDs that match
1726# and are present in the current view.
1727# This is fairly slow...
1728proc longid {prefix} {
1729 global varcid curview vshortids
1730
1731 set ids {}
1732 if {[string length $prefix] >= 4} {
1733 set vshortid $curview,[string range $prefix 0 3]
1734 if {[info exists vshortids($vshortid)]} {
1735 foreach id $vshortids($vshortid) {
1736 if {[string match "$prefix*" $id]} {
1737 if {[lsearch -exact $ids $id] < 0} {
1738 lappend ids $id
1739 if {[llength $ids] >= 2} break
1740 }
1741 }
1742 }
1743 }
1744 } else {
1745 foreach match [array names varcid "$curview,$prefix*"] {
1746 lappend ids [lindex [split $match ","] 1]
1747 if {[llength $ids] >= 2} break
1748 }
1749 }
1750 return $ids
1751}
1752
1753proc readrefs {} {
1754 global tagids idtags headids idheads tagobjid
1755 global otherrefids idotherrefs mainhead mainheadid
1756 global selecthead selectheadid
1757 global hideremotes
1758
1759 foreach v {tagids idtags headids idheads otherrefids idotherrefs} {
1760 catch {unset $v}
1761 }
1762 set refd [open [list | git show-ref -d] r]
1763 while {[gets $refd line] >= 0} {
1764 if {[string index $line 40] ne " "} continue
1765 set id [string range $line 0 39]
1766 set ref [string range $line 41 end]
1767 if {![string match "refs/*" $ref]} continue
1768 set name [string range $ref 5 end]
1769 if {[string match "remotes/*" $name]} {
1770 if {![string match "*/HEAD" $name] && !$hideremotes} {
1771 set headids($name) $id
1772 lappend idheads($id) $name
1773 }
1774 } elseif {[string match "heads/*" $name]} {
1775 set name [string range $name 6 end]
1776 set headids($name) $id
1777 lappend idheads($id) $name
1778 } elseif {[string match "tags/*" $name]} {
1779 # this lets refs/tags/foo^{} overwrite refs/tags/foo,
1780 # which is what we want since the former is the commit ID
1781 set name [string range $name 5 end]
1782 if {[string match "*^{}" $name]} {
1783 set name [string range $name 0 end-3]
1784 } else {
1785 set tagobjid($name) $id
1786 }
1787 set tagids($name) $id
1788 lappend idtags($id) $name
1789 } else {
1790 set otherrefids($name) $id
1791 lappend idotherrefs($id) $name
1792 }
1793 }
1794 catch {close $refd}
1795 set mainhead {}
1796 set mainheadid {}
1797 catch {
1798 set mainheadid [exec git rev-parse HEAD]
1799 set thehead [exec git symbolic-ref HEAD]
1800 if {[string match "refs/heads/*" $thehead]} {
1801 set mainhead [string range $thehead 11 end]
1802 }
1803 }
1804 set selectheadid {}
1805 if {$selecthead ne {}} {
1806 catch {
1807 set selectheadid [exec git rev-parse --verify $selecthead]
1808 }
1809 }
1810}
1811
1812# skip over fake commits
1813proc first_real_row {} {
1814 global nullid nullid2 numcommits
1815
1816 for {set row 0} {$row < $numcommits} {incr row} {
1817 set id [commitonrow $row]
1818 if {$id ne $nullid && $id ne $nullid2} {
1819 break
1820 }
1821 }
1822 return $row
1823}
1824
1825# update things for a head moved to a child of its previous location
1826proc movehead {id name} {
1827 global headids idheads
1828
1829 removehead $headids($name) $name
1830 set headids($name) $id
1831 lappend idheads($id) $name
1832}
1833
1834# update things when a head has been removed
1835proc removehead {id name} {
1836 global headids idheads
1837
1838 if {$idheads($id) eq $name} {
1839 unset idheads($id)
1840 } else {
1841 set i [lsearch -exact $idheads($id) $name]
1842 if {$i >= 0} {
1843 set idheads($id) [lreplace $idheads($id) $i $i]
1844 }
1845 }
1846 unset headids($name)
1847}
1848
1849proc ttk_toplevel {w args} {
1850 global use_ttk
1851 eval [linsert $args 0 ::toplevel $w]
1852 if {$use_ttk} {
1853 place [ttk::frame $w._toplevel_background] -x 0 -y 0 -relwidth 1 -relheight 1
1854 }
1855 return $w
1856}
1857
1858proc make_transient {window origin} {
1859 global have_tk85
1860
1861 # In MacOS Tk 8.4 transient appears to work by setting
1862 # overrideredirect, which is utterly useless, since the
1863 # windows get no border, and are not even kept above
1864 # the parent.
1865 if {!$have_tk85 && [tk windowingsystem] eq {aqua}} return
1866
1867 wm transient $window $origin
1868
1869 # Windows fails to place transient windows normally, so
1870 # schedule a callback to center them on the parent.
1871 if {[tk windowingsystem] eq {win32}} {
1872 after idle [list tk::PlaceWindow $window widget $origin]
1873 }
1874}
1875
1876proc show_error {w top msg {mc mc}} {
1877 global NS
1878 if {![info exists NS]} {set NS ""}
1879 if {[wm state $top] eq "withdrawn"} { wm deiconify $top }
1880 message $w.m -text $msg -justify center -aspect 400
1881 pack $w.m -side top -fill x -padx 20 -pady 20
1882 ${NS}::button $w.ok -default active -text [$mc OK] -command "destroy $top"
1883 pack $w.ok -side bottom -fill x
1884 bind $top <Visibility> "grab $top; focus $top"
1885 bind $top <Key-Return> "destroy $top"
1886 bind $top <Key-space> "destroy $top"
1887 bind $top <Key-Escape> "destroy $top"
1888 tkwait window $top
1889}
1890
1891proc error_popup {msg {owner .}} {
1892 if {[tk windowingsystem] eq "win32"} {
1893 tk_messageBox -icon error -type ok -title [wm title .] \
1894 -parent $owner -message $msg
1895 } else {
1896 set w .error
1897 ttk_toplevel $w
1898 make_transient $w $owner
1899 show_error $w $w $msg
1900 }
1901}
1902
1903proc confirm_popup {msg {owner .}} {
1904 global confirm_ok NS
1905 set confirm_ok 0
1906 set w .confirm
1907 ttk_toplevel $w
1908 make_transient $w $owner
1909 message $w.m -text $msg -justify center -aspect 400
1910 pack $w.m -side top -fill x -padx 20 -pady 20
1911 ${NS}::button $w.ok -text [mc OK] -command "set confirm_ok 1; destroy $w"
1912 pack $w.ok -side left -fill x
1913 ${NS}::button $w.cancel -text [mc Cancel] -command "destroy $w"
1914 pack $w.cancel -side right -fill x
1915 bind $w <Visibility> "grab $w; focus $w"
1916 bind $w <Key-Return> "set confirm_ok 1; destroy $w"
1917 bind $w <Key-space> "set confirm_ok 1; destroy $w"
1918 bind $w <Key-Escape> "destroy $w"
1919 tk::PlaceWindow $w widget $owner
1920 tkwait window $w
1921 return $confirm_ok
1922}
1923
1924proc setoptions {} {
1925 if {[tk windowingsystem] ne "win32"} {
1926 option add *Panedwindow.showHandle 1 startupFile
1927 option add *Panedwindow.sashRelief raised startupFile
1928 if {[tk windowingsystem] ne "aqua"} {
1929 option add *Menu.font uifont startupFile
1930 }
1931 } else {
1932 option add *Menu.TearOff 0 startupFile
1933 }
1934 option add *Button.font uifont startupFile
1935 option add *Checkbutton.font uifont startupFile
1936 option add *Radiobutton.font uifont startupFile
1937 option add *Menubutton.font uifont startupFile
1938 option add *Label.font uifont startupFile
1939 option add *Message.font uifont startupFile
1940 option add *Entry.font textfont startupFile
1941 option add *Text.font textfont startupFile
1942 option add *Labelframe.font uifont startupFile
1943 option add *Spinbox.font textfont startupFile
1944 option add *Listbox.font mainfont startupFile
1945}
1946
1947# Make a menu and submenus.
1948# m is the window name for the menu, items is the list of menu items to add.
1949# Each item is a list {mc label type description options...}
1950# mc is ignored; it's so we can put mc there to alert xgettext
1951# label is the string that appears in the menu
1952# type is cascade, command or radiobutton (should add checkbutton)
1953# description depends on type; it's the sublist for cascade, the
1954# command to invoke for command, or {variable value} for radiobutton
1955proc makemenu {m items} {
1956 menu $m
1957 if {[tk windowingsystem] eq {aqua}} {
1958 set Meta1 Cmd
1959 } else {
1960 set Meta1 Ctrl
1961 }
1962 foreach i $items {
1963 set name [mc [lindex $i 1]]
1964 set type [lindex $i 2]
1965 set thing [lindex $i 3]
1966 set params [list $type]
1967 if {$name ne {}} {
1968 set u [string first "&" [string map {&& x} $name]]
1969 lappend params -label [string map {&& & & {}} $name]
1970 if {$u >= 0} {
1971 lappend params -underline $u
1972 }
1973 }
1974 switch -- $type {
1975 "cascade" {
1976 set submenu [string tolower [string map {& ""} [lindex $i 1]]]
1977 lappend params -menu $m.$submenu
1978 }
1979 "command" {
1980 lappend params -command $thing
1981 }
1982 "radiobutton" {
1983 lappend params -variable [lindex $thing 0] \
1984 -value [lindex $thing 1]
1985 }
1986 }
1987 set tail [lrange $i 4 end]
1988 regsub -all {\yMeta1\y} $tail $Meta1 tail
1989 eval $m add $params $tail
1990 if {$type eq "cascade"} {
1991 makemenu $m.$submenu $thing
1992 }
1993 }
1994}
1995
1996# translate string and remove ampersands
1997proc mca {str} {
1998 return [string map {&& & & {}} [mc $str]]
1999}
2000
2001proc makedroplist {w varname args} {
2002 global use_ttk
2003 if {$use_ttk} {
2004 set width 0
2005 foreach label $args {
2006 set cx [string length $label]
2007 if {$cx > $width} {set width $cx}
2008 }
2009 set gm [ttk::combobox $w -width $width -state readonly\
2010 -textvariable $varname -values $args]
2011 } else {
2012 set gm [eval [linsert $args 0 tk_optionMenu $w $varname]]
2013 }
2014 return $gm
2015}
2016
2017proc makewindow {} {
2018 global canv canv2 canv3 linespc charspc ctext cflist cscroll
2019 global tabstop
2020 global findtype findtypemenu findloc findstring fstring geometry
2021 global entries sha1entry sha1string sha1but
2022 global diffcontextstring diffcontext
2023 global ignorespace
2024 global maincursor textcursor curtextcursor
2025 global rowctxmenu fakerowmenu mergemax wrapcomment
2026 global highlight_files gdttype
2027 global searchstring sstring
2028 global bgcolor fgcolor bglist fglist diffcolors selectbgcolor
2029 global headctxmenu progresscanv progressitem progresscoords statusw
2030 global fprogitem fprogcoord lastprogupdate progupdatepending
2031 global rprogitem rprogcoord rownumsel numcommits
2032 global have_tk85 use_ttk NS
2033 global git_version
2034 global worddiff
2035
2036 # The "mc" arguments here are purely so that xgettext
2037 # sees the following string as needing to be translated
2038 set file {
2039 mc "File" cascade {
2040 {mc "Update" command updatecommits -accelerator F5}
2041 {mc "Reload" command reloadcommits -accelerator Shift-F5}
2042 {mc "Reread references" command rereadrefs}
2043 {mc "List references" command showrefs -accelerator F2}
2044 {xx "" separator}
2045 {mc "Start git gui" command {exec git gui &}}
2046 {xx "" separator}
2047 {mc "Quit" command doquit -accelerator Meta1-Q}
2048 }}
2049 set edit {
2050 mc "Edit" cascade {
2051 {mc "Preferences" command doprefs}
2052 }}
2053 set view {
2054 mc "View" cascade {
2055 {mc "New view..." command {newview 0} -accelerator Shift-F4}
2056 {mc "Edit view..." command editview -state disabled -accelerator F4}
2057 {mc "Delete view" command delview -state disabled}
2058 {xx "" separator}
2059 {mc "All files" radiobutton {selectedview 0} -command {showview 0}}
2060 }}
2061 if {[tk windowingsystem] ne "aqua"} {
2062 set help {
2063 mc "Help" cascade {
2064 {mc "About gitk" command about}
2065 {mc "Key bindings" command keys}
2066 }}
2067 set bar [list $file $edit $view $help]
2068 } else {
2069 proc ::tk::mac::ShowPreferences {} {doprefs}
2070 proc ::tk::mac::Quit {} {doquit}
2071 lset file end [lreplace [lindex $file end] end-1 end]
2072 set apple {
2073 xx "Apple" cascade {
2074 {mc "About gitk" command about}
2075 {xx "" separator}
2076 }}
2077 set help {
2078 mc "Help" cascade {
2079 {mc "Key bindings" command keys}
2080 }}
2081 set bar [list $apple $file $view $help]
2082 }
2083 makemenu .bar $bar
2084 . configure -menu .bar
2085
2086 if {$use_ttk} {
2087 # cover the non-themed toplevel with a themed frame.
2088 place [ttk::frame ._main_background] -x 0 -y 0 -relwidth 1 -relheight 1
2089 }
2090
2091 # the gui has upper and lower half, parts of a paned window.
2092 ${NS}::panedwindow .ctop -orient vertical
2093
2094 # possibly use assumed geometry
2095 if {![info exists geometry(pwsash0)]} {
2096 set geometry(topheight) [expr {15 * $linespc}]
2097 set geometry(topwidth) [expr {80 * $charspc}]
2098 set geometry(botheight) [expr {15 * $linespc}]
2099 set geometry(botwidth) [expr {50 * $charspc}]
2100 set geometry(pwsash0) [list [expr {40 * $charspc}] 2]
2101 set geometry(pwsash1) [list [expr {60 * $charspc}] 2]
2102 }
2103
2104 # the upper half will have a paned window, a scroll bar to the right, and some stuff below
2105 ${NS}::frame .tf -height $geometry(topheight) -width $geometry(topwidth)
2106 ${NS}::frame .tf.histframe
2107 ${NS}::panedwindow .tf.histframe.pwclist -orient horizontal
2108 if {!$use_ttk} {
2109 .tf.histframe.pwclist configure -sashpad 0 -handlesize 4
2110 }
2111
2112 # create three canvases
2113 set cscroll .tf.histframe.csb
2114 set canv .tf.histframe.pwclist.canv
2115 canvas $canv \
2116 -selectbackground $selectbgcolor \
2117 -background $bgcolor -bd 0 \
2118 -yscrollincr $linespc -yscrollcommand "scrollcanv $cscroll"
2119 .tf.histframe.pwclist add $canv
2120 set canv2 .tf.histframe.pwclist.canv2
2121 canvas $canv2 \
2122 -selectbackground $selectbgcolor \
2123 -background $bgcolor -bd 0 -yscrollincr $linespc
2124 .tf.histframe.pwclist add $canv2
2125 set canv3 .tf.histframe.pwclist.canv3
2126 canvas $canv3 \
2127 -selectbackground $selectbgcolor \
2128 -background $bgcolor -bd 0 -yscrollincr $linespc
2129 .tf.histframe.pwclist add $canv3
2130 if {$use_ttk} {
2131 bind .tf.histframe.pwclist <Map> {
2132 bind %W <Map> {}
2133 .tf.histframe.pwclist sashpos 1 [lindex $::geometry(pwsash1) 0]
2134 .tf.histframe.pwclist sashpos 0 [lindex $::geometry(pwsash0) 0]
2135 }
2136 } else {
2137 eval .tf.histframe.pwclist sash place 0 $geometry(pwsash0)
2138 eval .tf.histframe.pwclist sash place 1 $geometry(pwsash1)
2139 }
2140
2141 # a scroll bar to rule them
2142 ${NS}::scrollbar $cscroll -command {allcanvs yview}
2143 if {!$use_ttk} {$cscroll configure -highlightthickness 0}
2144 pack $cscroll -side right -fill y
2145 bind .tf.histframe.pwclist <Configure> {resizeclistpanes %W %w}
2146 lappend bglist $canv $canv2 $canv3
2147 pack .tf.histframe.pwclist -fill both -expand 1 -side left
2148
2149 # we have two button bars at bottom of top frame. Bar 1
2150 ${NS}::frame .tf.bar
2151 ${NS}::frame .tf.lbar -height 15
2152
2153 set sha1entry .tf.bar.sha1
2154 set entries $sha1entry
2155 set sha1but .tf.bar.sha1label
2156 button $sha1but -text "[mc "SHA1 ID:"] " -state disabled -relief flat \
2157 -command gotocommit -width 8
2158 $sha1but conf -disabledforeground [$sha1but cget -foreground]
2159 pack .tf.bar.sha1label -side left
2160 ${NS}::entry $sha1entry -width 40 -font textfont -textvariable sha1string
2161 trace add variable sha1string write sha1change
2162 pack $sha1entry -side left -pady 2
2163
2164 set bm_left_data {
2165 #define left_width 16
2166 #define left_height 16
2167 static unsigned char left_bits[] = {
2168 0x00, 0x00, 0xc0, 0x01, 0xe0, 0x00, 0x70, 0x00, 0x38, 0x00, 0x1c, 0x00,
2169 0x0e, 0x00, 0xff, 0x7f, 0xff, 0x7f, 0xff, 0x7f, 0x0e, 0x00, 0x1c, 0x00,
2170 0x38, 0x00, 0x70, 0x00, 0xe0, 0x00, 0xc0, 0x01};
2171 }
2172 set bm_right_data {
2173 #define right_width 16
2174 #define right_height 16
2175 static unsigned char right_bits[] = {
2176 0x00, 0x00, 0xc0, 0x01, 0x80, 0x03, 0x00, 0x07, 0x00, 0x0e, 0x00, 0x1c,
2177 0x00, 0x38, 0xff, 0x7f, 0xff, 0x7f, 0xff, 0x7f, 0x00, 0x38, 0x00, 0x1c,
2178 0x00, 0x0e, 0x00, 0x07, 0x80, 0x03, 0xc0, 0x01};
2179 }
2180 image create bitmap bm-left -data $bm_left_data
2181 image create bitmap bm-left-gray -data $bm_left_data -foreground "#999"
2182 image create bitmap bm-right -data $bm_right_data
2183 image create bitmap bm-right-gray -data $bm_right_data -foreground "#999"
2184
2185 ${NS}::button .tf.bar.leftbut -command goback -state disabled -width 26
2186 if {$use_ttk} {
2187 .tf.bar.leftbut configure -image [list bm-left disabled bm-left-gray]
2188 } else {
2189 .tf.bar.leftbut configure -image bm-left
2190 }
2191 pack .tf.bar.leftbut -side left -fill y
2192 ${NS}::button .tf.bar.rightbut -command goforw -state disabled -width 26
2193 if {$use_ttk} {
2194 .tf.bar.rightbut configure -image [list bm-right disabled bm-right-gray]
2195 } else {
2196 .tf.bar.rightbut configure -image bm-right
2197 }
2198 pack .tf.bar.rightbut -side left -fill y
2199
2200 ${NS}::label .tf.bar.rowlabel -text [mc "Row"]
2201 set rownumsel {}
2202 ${NS}::label .tf.bar.rownum -width 7 -textvariable rownumsel \
2203 -relief sunken -anchor e
2204 ${NS}::label .tf.bar.rowlabel2 -text "/"
2205 ${NS}::label .tf.bar.numcommits -width 7 -textvariable numcommits \
2206 -relief sunken -anchor e
2207 pack .tf.bar.rowlabel .tf.bar.rownum .tf.bar.rowlabel2 .tf.bar.numcommits \
2208 -side left
2209 if {!$use_ttk} {
2210 foreach w {rownum numcommits} {.tf.bar.$w configure -font textfont}
2211 }
2212 global selectedline
2213 trace add variable selectedline write selectedline_change
2214
2215 # Status label and progress bar
2216 set statusw .tf.bar.status
2217 ${NS}::label $statusw -width 15 -relief sunken
2218 pack $statusw -side left -padx 5
2219 if {$use_ttk} {
2220 set progresscanv [ttk::progressbar .tf.bar.progress]
2221 } else {
2222 set h [expr {[font metrics uifont -linespace] + 2}]
2223 set progresscanv .tf.bar.progress
2224 canvas $progresscanv -relief sunken -height $h -borderwidth 2
2225 set progressitem [$progresscanv create rect -1 0 0 $h -fill green]
2226 set fprogitem [$progresscanv create rect -1 0 0 $h -fill yellow]
2227 set rprogitem [$progresscanv create rect -1 0 0 $h -fill red]
2228 }
2229 pack $progresscanv -side right -expand 1 -fill x -padx {0 2}
2230 set progresscoords {0 0}
2231 set fprogcoord 0
2232 set rprogcoord 0
2233 bind $progresscanv <Configure> adjustprogress
2234 set lastprogupdate [clock clicks -milliseconds]
2235 set progupdatepending 0
2236
2237 # build up the bottom bar of upper window
2238 ${NS}::label .tf.lbar.flabel -text "[mc "Find"] "
2239 ${NS}::button .tf.lbar.fnext -text [mc "next"] -command {dofind 1 1}
2240 ${NS}::button .tf.lbar.fprev -text [mc "prev"] -command {dofind -1 1}
2241 ${NS}::label .tf.lbar.flab2 -text " [mc "commit"] "
2242 pack .tf.lbar.flabel .tf.lbar.fnext .tf.lbar.fprev .tf.lbar.flab2 \
2243 -side left -fill y
2244 set gdttype [mc "containing:"]
2245 set gm [makedroplist .tf.lbar.gdttype gdttype \
2246 [mc "containing:"] \
2247 [mc "touching paths:"] \
2248 [mc "adding/removing string:"]]
2249 trace add variable gdttype write gdttype_change
2250 pack .tf.lbar.gdttype -side left -fill y
2251
2252 set findstring {}
2253 set fstring .tf.lbar.findstring
2254 lappend entries $fstring
2255 ${NS}::entry $fstring -width 30 -textvariable findstring
2256 trace add variable findstring write find_change
2257 set findtype [mc "Exact"]
2258 set findtypemenu [makedroplist .tf.lbar.findtype \
2259 findtype [mc "Exact"] [mc "IgnCase"] [mc "Regexp"]]
2260 trace add variable findtype write findcom_change
2261 set findloc [mc "All fields"]
2262 makedroplist .tf.lbar.findloc findloc [mc "All fields"] [mc "Headline"] \
2263 [mc "Comments"] [mc "Author"] [mc "Committer"]
2264 trace add variable findloc write find_change
2265 pack .tf.lbar.findloc -side right
2266 pack .tf.lbar.findtype -side right
2267 pack $fstring -side left -expand 1 -fill x
2268
2269 # Finish putting the upper half of the viewer together
2270 pack .tf.lbar -in .tf -side bottom -fill x
2271 pack .tf.bar -in .tf -side bottom -fill x
2272 pack .tf.histframe -fill both -side top -expand 1
2273 .ctop add .tf
2274 if {!$use_ttk} {
2275 .ctop paneconfigure .tf -height $geometry(topheight)
2276 .ctop paneconfigure .tf -width $geometry(topwidth)
2277 }
2278
2279 # now build up the bottom
2280 ${NS}::panedwindow .pwbottom -orient horizontal
2281
2282 # lower left, a text box over search bar, scroll bar to the right
2283 # if we know window height, then that will set the lower text height, otherwise
2284 # we set lower text height which will drive window height
2285 if {[info exists geometry(main)]} {
2286 ${NS}::frame .bleft -width $geometry(botwidth)
2287 } else {
2288 ${NS}::frame .bleft -width $geometry(botwidth) -height $geometry(botheight)
2289 }
2290 ${NS}::frame .bleft.top
2291 ${NS}::frame .bleft.mid
2292 ${NS}::frame .bleft.bottom
2293
2294 ${NS}::button .bleft.top.search -text [mc "Search"] -command dosearch
2295 pack .bleft.top.search -side left -padx 5
2296 set sstring .bleft.top.sstring
2297 set searchstring ""
2298 ${NS}::entry $sstring -width 20 -textvariable searchstring
2299 lappend entries $sstring
2300 trace add variable searchstring write incrsearch
2301 pack $sstring -side left -expand 1 -fill x
2302 ${NS}::radiobutton .bleft.mid.diff -text [mc "Diff"] \
2303 -command changediffdisp -variable diffelide -value {0 0}
2304 ${NS}::radiobutton .bleft.mid.old -text [mc "Old version"] \
2305 -command changediffdisp -variable diffelide -value {0 1}
2306 ${NS}::radiobutton .bleft.mid.new -text [mc "New version"] \
2307 -command changediffdisp -variable diffelide -value {1 0}
2308 ${NS}::label .bleft.mid.labeldiffcontext -text " [mc "Lines of context"]: "
2309 pack .bleft.mid.diff .bleft.mid.old .bleft.mid.new -side left
2310 spinbox .bleft.mid.diffcontext -width 5 \
2311 -from 0 -increment 1 -to 10000000 \
2312 -validate all -validatecommand "diffcontextvalidate %P" \
2313 -textvariable diffcontextstring
2314 .bleft.mid.diffcontext set $diffcontext
2315 trace add variable diffcontextstring write diffcontextchange
2316 lappend entries .bleft.mid.diffcontext
2317 pack .bleft.mid.labeldiffcontext .bleft.mid.diffcontext -side left
2318 ${NS}::checkbutton .bleft.mid.ignspace -text [mc "Ignore space change"] \
2319 -command changeignorespace -variable ignorespace
2320 pack .bleft.mid.ignspace -side left -padx 5
2321
2322 set worddiff [mc "Line diff"]
2323 if {[package vcompare $git_version "1.7.2"] >= 0} {
2324 makedroplist .bleft.mid.worddiff worddiff [mc "Line diff"] \
2325 [mc "Markup words"] [mc "Color words"]
2326 trace add variable worddiff write changeworddiff
2327 pack .bleft.mid.worddiff -side left -padx 5
2328 }
2329
2330 set ctext .bleft.bottom.ctext
2331 text $ctext -background $bgcolor -foreground $fgcolor \
2332 -state disabled -font textfont \
2333 -yscrollcommand scrolltext -wrap none \
2334 -xscrollcommand ".bleft.bottom.sbhorizontal set"
2335 if {$have_tk85} {
2336 $ctext conf -tabstyle wordprocessor
2337 }
2338 ${NS}::scrollbar .bleft.bottom.sb -command "$ctext yview"
2339 ${NS}::scrollbar .bleft.bottom.sbhorizontal -command "$ctext xview" -orient h
2340 pack .bleft.top -side top -fill x
2341 pack .bleft.mid -side top -fill x
2342 grid $ctext .bleft.bottom.sb -sticky nsew
2343 grid .bleft.bottom.sbhorizontal -sticky ew
2344 grid columnconfigure .bleft.bottom 0 -weight 1
2345 grid rowconfigure .bleft.bottom 0 -weight 1
2346 grid rowconfigure .bleft.bottom 1 -weight 0
2347 pack .bleft.bottom -side top -fill both -expand 1
2348 lappend bglist $ctext
2349 lappend fglist $ctext
2350
2351 $ctext tag conf comment -wrap $wrapcomment
2352 $ctext tag conf filesep -font textfontbold -back "#aaaaaa"
2353 $ctext tag conf hunksep -fore [lindex $diffcolors 2]
2354 $ctext tag conf d0 -fore [lindex $diffcolors 0]
2355 $ctext tag conf dresult -fore [lindex $diffcolors 1]
2356 $ctext tag conf m0 -fore red
2357 $ctext tag conf m1 -fore blue
2358 $ctext tag conf m2 -fore green
2359 $ctext tag conf m3 -fore purple
2360 $ctext tag conf m4 -fore brown
2361 $ctext tag conf m5 -fore "#009090"
2362 $ctext tag conf m6 -fore magenta
2363 $ctext tag conf m7 -fore "#808000"
2364 $ctext tag conf m8 -fore "#009000"
2365 $ctext tag conf m9 -fore "#ff0080"
2366 $ctext tag conf m10 -fore cyan
2367 $ctext tag conf m11 -fore "#b07070"
2368 $ctext tag conf m12 -fore "#70b0f0"
2369 $ctext tag conf m13 -fore "#70f0b0"
2370 $ctext tag conf m14 -fore "#f0b070"
2371 $ctext tag conf m15 -fore "#ff70b0"
2372 $ctext tag conf mmax -fore darkgrey
2373 set mergemax 16
2374 $ctext tag conf mresult -font textfontbold
2375 $ctext tag conf msep -font textfontbold
2376 $ctext tag conf found -back yellow
2377 $ctext tag conf currentsearchhit -back orange
2378
2379 .pwbottom add .bleft
2380 if {!$use_ttk} {
2381 .pwbottom paneconfigure .bleft -width $geometry(botwidth)
2382 }
2383
2384 # lower right
2385 ${NS}::frame .bright
2386 ${NS}::frame .bright.mode
2387 ${NS}::radiobutton .bright.mode.patch -text [mc "Patch"] \
2388 -command reselectline -variable cmitmode -value "patch"
2389 ${NS}::radiobutton .bright.mode.tree -text [mc "Tree"] \
2390 -command reselectline -variable cmitmode -value "tree"
2391 grid .bright.mode.patch .bright.mode.tree -sticky ew
2392 pack .bright.mode -side top -fill x
2393 set cflist .bright.cfiles
2394 set indent [font measure mainfont "nn"]
2395 text $cflist \
2396 -selectbackground $selectbgcolor \
2397 -background $bgcolor -foreground $fgcolor \
2398 -font mainfont \
2399 -tabs [list $indent [expr {2 * $indent}]] \
2400 -yscrollcommand ".bright.sb set" \
2401 -cursor [. cget -cursor] \
2402 -spacing1 1 -spacing3 1
2403 lappend bglist $cflist
2404 lappend fglist $cflist
2405 ${NS}::scrollbar .bright.sb -command "$cflist yview"
2406 pack .bright.sb -side right -fill y
2407 pack $cflist -side left -fill both -expand 1
2408 $cflist tag configure highlight \
2409 -background [$cflist cget -selectbackground]
2410 $cflist tag configure bold -font mainfontbold
2411
2412 .pwbottom add .bright
2413 .ctop add .pwbottom
2414
2415 # restore window width & height if known
2416 if {[info exists geometry(main)]} {
2417 if {[scan $geometry(main) "%dx%d" w h] >= 2} {
2418 if {$w > [winfo screenwidth .]} {
2419 set w [winfo screenwidth .]
2420 }
2421 if {$h > [winfo screenheight .]} {
2422 set h [winfo screenheight .]
2423 }
2424 wm geometry . "${w}x$h"
2425 }
2426 }
2427
2428 if {[info exists geometry(state)] && $geometry(state) eq "zoomed"} {
2429 wm state . $geometry(state)
2430 }
2431
2432 if {[tk windowingsystem] eq {aqua}} {
2433 set M1B M1
2434 set ::BM "3"
2435 } else {
2436 set M1B Control
2437 set ::BM "2"
2438 }
2439
2440 if {$use_ttk} {
2441 bind .ctop <Map> {
2442 bind %W <Map> {}
2443 %W sashpos 0 $::geometry(topheight)
2444 }
2445 bind .pwbottom <Map> {
2446 bind %W <Map> {}
2447 %W sashpos 0 $::geometry(botwidth)
2448 }
2449 }
2450
2451 bind .pwbottom <Configure> {resizecdetpanes %W %w}
2452 pack .ctop -fill both -expand 1
2453 bindall <1> {selcanvline %W %x %y}
2454 #bindall <B1-Motion> {selcanvline %W %x %y}
2455 if {[tk windowingsystem] == "win32"} {
2456 bind . <MouseWheel> { windows_mousewheel_redirector %W %X %Y %D }
2457 bind $ctext <MouseWheel> { windows_mousewheel_redirector %W %X %Y %D ; break }
2458 } else {
2459 bindall <ButtonRelease-4> "allcanvs yview scroll -5 units"
2460 bindall <ButtonRelease-5> "allcanvs yview scroll 5 units"
2461 if {[tk windowingsystem] eq "aqua"} {
2462 bindall <MouseWheel> {
2463 set delta [expr {- (%D)}]
2464 allcanvs yview scroll $delta units
2465 }
2466 bindall <Shift-MouseWheel> {
2467 set delta [expr {- (%D)}]
2468 $canv xview scroll $delta units
2469 }
2470 }
2471 }
2472 bindall <$::BM> "canvscan mark %W %x %y"
2473 bindall <B$::BM-Motion> "canvscan dragto %W %x %y"
2474 bind all <$M1B-Key-w> {destroy [winfo toplevel %W]}
2475 bind . <$M1B-Key-w> doquit
2476 bindkey <Home> selfirstline
2477 bindkey <End> sellastline
2478 bind . <Key-Up> "selnextline -1"
2479 bind . <Key-Down> "selnextline 1"
2480 bind . <Shift-Key-Up> "dofind -1 0"
2481 bind . <Shift-Key-Down> "dofind 1 0"
2482 bindkey <Key-Right> "goforw"
2483 bindkey <Key-Left> "goback"
2484 bind . <Key-Prior> "selnextpage -1"
2485 bind . <Key-Next> "selnextpage 1"
2486 bind . <$M1B-Home> "allcanvs yview moveto 0.0"
2487 bind . <$M1B-End> "allcanvs yview moveto 1.0"
2488 bind . <$M1B-Key-Up> "allcanvs yview scroll -1 units"
2489 bind . <$M1B-Key-Down> "allcanvs yview scroll 1 units"
2490 bind . <$M1B-Key-Prior> "allcanvs yview scroll -1 pages"
2491 bind . <$M1B-Key-Next> "allcanvs yview scroll 1 pages"
2492 bindkey <Key-Delete> "$ctext yview scroll -1 pages"
2493 bindkey <Key-BackSpace> "$ctext yview scroll -1 pages"
2494 bindkey <Key-space> "$ctext yview scroll 1 pages"
2495 bindkey p "selnextline -1"
2496 bindkey n "selnextline 1"
2497 bindkey z "goback"
2498 bindkey x "goforw"
2499 bindkey k "selnextline -1"
2500 bindkey j "selnextline 1"
2501 bindkey h "goback"
2502 bindkey l "goforw"
2503 bindkey b prevfile
2504 bindkey d "$ctext yview scroll 18 units"
2505 bindkey u "$ctext yview scroll -18 units"
2506 bindkey / {focus $fstring}
2507 bindkey <Key-KP_Divide> {focus $fstring}
2508 bindkey <Key-Return> {dofind 1 1}
2509 bindkey ? {dofind -1 1}
2510 bindkey f nextfile
2511 bind . <F5> updatecommits
2512 bindmodfunctionkey Shift 5 reloadcommits
2513 bind . <F2> showrefs
2514 bindmodfunctionkey Shift 4 {newview 0}
2515 bind . <F4> edit_or_newview
2516 bind . <$M1B-q> doquit
2517 bind . <$M1B-f> {dofind 1 1}
2518 bind . <$M1B-g> {dofind 1 0}
2519 bind . <$M1B-r> dosearchback
2520 bind . <$M1B-s> dosearch
2521 bind . <$M1B-equal> {incrfont 1}
2522 bind . <$M1B-plus> {incrfont 1}
2523 bind . <$M1B-KP_Add> {incrfont 1}
2524 bind . <$M1B-minus> {incrfont -1}
2525 bind . <$M1B-KP_Subtract> {incrfont -1}
2526 wm protocol . WM_DELETE_WINDOW doquit
2527 bind . <Destroy> {stop_backends}
2528 bind . <Button-1> "click %W"
2529 bind $fstring <Key-Return> {dofind 1 1}
2530 bind $sha1entry <Key-Return> {gotocommit; break}
2531 bind $sha1entry <<PasteSelection>> clearsha1
2532 bind $cflist <1> {sel_flist %W %x %y; break}
2533 bind $cflist <B1-Motion> {sel_flist %W %x %y; break}
2534 bind $cflist <ButtonRelease-1> {treeclick %W %x %y}
2535 global ctxbut
2536 bind $cflist $ctxbut {pop_flist_menu %W %X %Y %x %y}
2537 bind $ctext $ctxbut {pop_diff_menu %W %X %Y %x %y}
2538 bind $ctext <Button-1> {focus %W}
2539 bind $ctext <<Selection>> rehighlight_search_results
2540
2541 set maincursor [. cget -cursor]
2542 set textcursor [$ctext cget -cursor]
2543 set curtextcursor $textcursor
2544
2545 set rowctxmenu .rowctxmenu
2546 makemenu $rowctxmenu {
2547 {mc "Diff this -> selected" command {diffvssel 0}}
2548 {mc "Diff selected -> this" command {diffvssel 1}}
2549 {mc "Make patch" command mkpatch}
2550 {mc "Create tag" command mktag}
2551 {mc "Write commit to file" command writecommit}
2552 {mc "Create new branch" command mkbranch}
2553 {mc "Cherry-pick this commit" command cherrypick}
2554 {mc "Reset HEAD branch to here" command resethead}
2555 {mc "Mark this commit" command markhere}
2556 {mc "Return to mark" command gotomark}
2557 {mc "Find descendant of this and mark" command find_common_desc}
2558 {mc "Compare with marked commit" command compare_commits}
2559 {mc "Diff this -> marked commit" command {diffvsmark 0}}
2560 {mc "Diff marked commit -> this" command {diffvsmark 1}}
2561 }
2562 $rowctxmenu configure -tearoff 0
2563
2564 set fakerowmenu .fakerowmenu
2565 makemenu $fakerowmenu {
2566 {mc "Diff this -> selected" command {diffvssel 0}}
2567 {mc "Diff selected -> this" command {diffvssel 1}}
2568 {mc "Make patch" command mkpatch}
2569 {mc "Diff this -> marked commit" command {diffvsmark 0}}
2570 {mc "Diff marked commit -> this" command {diffvsmark 1}}
2571 }
2572 $fakerowmenu configure -tearoff 0
2573
2574 set headctxmenu .headctxmenu
2575 makemenu $headctxmenu {
2576 {mc "Check out this branch" command cobranch}
2577 {mc "Remove this branch" command rmbranch}
2578 }
2579 $headctxmenu configure -tearoff 0
2580
2581 global flist_menu
2582 set flist_menu .flistctxmenu
2583 makemenu $flist_menu {
2584 {mc "Highlight this too" command {flist_hl 0}}
2585 {mc "Highlight this only" command {flist_hl 1}}
2586 {mc "External diff" command {external_diff}}
2587 {mc "Blame parent commit" command {external_blame 1}}
2588 }
2589 $flist_menu configure -tearoff 0
2590
2591 global diff_menu
2592 set diff_menu .diffctxmenu
2593 makemenu $diff_menu {
2594 {mc "Show origin of this line" command show_line_source}
2595 {mc "Run git gui blame on this line" command {external_blame_diff}}
2596 }
2597 $diff_menu configure -tearoff 0
2598}
2599
2600# Windows sends all mouse wheel events to the current focused window, not
2601# the one where the mouse hovers, so bind those events here and redirect
2602# to the correct window
2603proc windows_mousewheel_redirector {W X Y D} {
2604 global canv canv2 canv3
2605 set w [winfo containing -displayof $W $X $Y]
2606 if {$w ne ""} {
2607 set u [expr {$D < 0 ? 5 : -5}]
2608 if {$w == $canv || $w == $canv2 || $w == $canv3} {
2609 allcanvs yview scroll $u units
2610 } else {
2611 catch {
2612 $w yview scroll $u units
2613 }
2614 }
2615 }
2616}
2617
2618# Update row number label when selectedline changes
2619proc selectedline_change {n1 n2 op} {
2620 global selectedline rownumsel
2621
2622 if {$selectedline eq {}} {
2623 set rownumsel {}
2624 } else {
2625 set rownumsel [expr {$selectedline + 1}]
2626 }
2627}
2628
2629# mouse-2 makes all windows scan vertically, but only the one
2630# the cursor is in scans horizontally
2631proc canvscan {op w x y} {
2632 global canv canv2 canv3
2633 foreach c [list $canv $canv2 $canv3] {
2634 if {$c == $w} {
2635 $c scan $op $x $y
2636 } else {
2637 $c scan $op 0 $y
2638 }
2639 }
2640}
2641
2642proc scrollcanv {cscroll f0 f1} {
2643 $cscroll set $f0 $f1
2644 drawvisible
2645 flushhighlights
2646}
2647
2648# when we make a key binding for the toplevel, make sure
2649# it doesn't get triggered when that key is pressed in the
2650# find string entry widget.
2651proc bindkey {ev script} {
2652 global entries
2653 bind . $ev $script
2654 set escript [bind Entry $ev]
2655 if {$escript == {}} {
2656 set escript [bind Entry <Key>]
2657 }
2658 foreach e $entries {
2659 bind $e $ev "$escript; break"
2660 }
2661}
2662
2663proc bindmodfunctionkey {mod n script} {
2664 bind . <$mod-F$n> $script
2665 catch { bind . <$mod-XF86_Switch_VT_$n> $script }
2666}
2667
2668# set the focus back to the toplevel for any click outside
2669# the entry widgets
2670proc click {w} {
2671 global ctext entries
2672 foreach e [concat $entries $ctext] {
2673 if {$w == $e} return
2674 }
2675 focus .
2676}
2677
2678# Adjust the progress bar for a change in requested extent or canvas size
2679proc adjustprogress {} {
2680 global progresscanv progressitem progresscoords
2681 global fprogitem fprogcoord lastprogupdate progupdatepending
2682 global rprogitem rprogcoord use_ttk
2683
2684 if {$use_ttk} {
2685 $progresscanv configure -value [expr {int($fprogcoord * 100)}]
2686 return
2687 }
2688
2689 set w [expr {[winfo width $progresscanv] - 4}]
2690 set x0 [expr {$w * [lindex $progresscoords 0]}]
2691 set x1 [expr {$w * [lindex $progresscoords 1]}]
2692 set h [winfo height $progresscanv]
2693 $progresscanv coords $progressitem $x0 0 $x1 $h
2694 $progresscanv coords $fprogitem 0 0 [expr {$w * $fprogcoord}] $h
2695 $progresscanv coords $rprogitem 0 0 [expr {$w * $rprogcoord}] $h
2696 set now [clock clicks -milliseconds]
2697 if {$now >= $lastprogupdate + 100} {
2698 set progupdatepending 0
2699 update
2700 } elseif {!$progupdatepending} {
2701 set progupdatepending 1
2702 after [expr {$lastprogupdate + 100 - $now}] doprogupdate
2703 }
2704}
2705
2706proc doprogupdate {} {
2707 global lastprogupdate progupdatepending
2708
2709 if {$progupdatepending} {
2710 set progupdatepending 0
2711 set lastprogupdate [clock clicks -milliseconds]
2712 update
2713 }
2714}
2715
2716proc savestuff {w} {
2717 global canv canv2 canv3 mainfont textfont uifont tabstop
2718 global stuffsaved findmergefiles maxgraphpct
2719 global maxwidth showneartags showlocalchanges
2720 global viewname viewfiles viewargs viewargscmd viewperm nextviewnum
2721 global cmitmode wrapcomment datetimeformat limitdiffs
2722 global colors uicolor bgcolor fgcolor diffcolors diffcontext selectbgcolor
2723 global autoselect autosellen extdifftool perfile_attrs markbgcolor use_ttk
2724 global hideremotes want_ttk
2725
2726 if {$stuffsaved} return
2727 if {![winfo viewable .]} return
2728 catch {
2729 if {[file exists ~/.gitk-new]} {file delete -force ~/.gitk-new}
2730 set f [open "~/.gitk-new" w]
2731 if {$::tcl_platform(platform) eq {windows}} {
2732 file attributes "~/.gitk-new" -hidden true
2733 }
2734 puts $f [list set mainfont $mainfont]
2735 puts $f [list set textfont $textfont]
2736 puts $f [list set uifont $uifont]
2737 puts $f [list set tabstop $tabstop]
2738 puts $f [list set findmergefiles $findmergefiles]
2739 puts $f [list set maxgraphpct $maxgraphpct]
2740 puts $f [list set maxwidth $maxwidth]
2741 puts $f [list set cmitmode $cmitmode]
2742 puts $f [list set wrapcomment $wrapcomment]
2743 puts $f [list set autoselect $autoselect]
2744 puts $f [list set autosellen $autosellen]
2745 puts $f [list set showneartags $showneartags]
2746 puts $f [list set hideremotes $hideremotes]
2747 puts $f [list set showlocalchanges $showlocalchanges]
2748 puts $f [list set datetimeformat $datetimeformat]
2749 puts $f [list set limitdiffs $limitdiffs]
2750 puts $f [list set uicolor $uicolor]
2751 puts $f [list set want_ttk $want_ttk]
2752 puts $f [list set bgcolor $bgcolor]
2753 puts $f [list set fgcolor $fgcolor]
2754 puts $f [list set colors $colors]
2755 puts $f [list set diffcolors $diffcolors]
2756 puts $f [list set markbgcolor $markbgcolor]
2757 puts $f [list set diffcontext $diffcontext]
2758 puts $f [list set selectbgcolor $selectbgcolor]
2759 puts $f [list set extdifftool $extdifftool]
2760 puts $f [list set perfile_attrs $perfile_attrs]
2761
2762 puts $f "set geometry(main) [wm geometry .]"
2763 puts $f "set geometry(state) [wm state .]"
2764 puts $f "set geometry(topwidth) [winfo width .tf]"
2765 puts $f "set geometry(topheight) [winfo height .tf]"
2766 if {$use_ttk} {
2767 puts $f "set geometry(pwsash0) \"[.tf.histframe.pwclist sashpos 0] 1\""
2768 puts $f "set geometry(pwsash1) \"[.tf.histframe.pwclist sashpos 1] 1\""
2769 } else {
2770 puts $f "set geometry(pwsash0) \"[.tf.histframe.pwclist sash coord 0]\""
2771 puts $f "set geometry(pwsash1) \"[.tf.histframe.pwclist sash coord 1]\""
2772 }
2773 puts $f "set geometry(botwidth) [winfo width .bleft]"
2774 puts $f "set geometry(botheight) [winfo height .bleft]"
2775
2776 puts -nonewline $f "set permviews {"
2777 for {set v 0} {$v < $nextviewnum} {incr v} {
2778 if {$viewperm($v)} {
2779 puts $f "{[list $viewname($v) $viewfiles($v) $viewargs($v) $viewargscmd($v)]}"
2780 }
2781 }
2782 puts $f "}"
2783 close $f
2784 file rename -force "~/.gitk-new" "~/.gitk"
2785 }
2786 set stuffsaved 1
2787}
2788
2789proc resizeclistpanes {win w} {
2790 global oldwidth use_ttk
2791 if {[info exists oldwidth($win)]} {
2792 if {$use_ttk} {
2793 set s0 [$win sashpos 0]
2794 set s1 [$win sashpos 1]
2795 } else {
2796 set s0 [$win sash coord 0]
2797 set s1 [$win sash coord 1]
2798 }
2799 if {$w < 60} {
2800 set sash0 [expr {int($w/2 - 2)}]
2801 set sash1 [expr {int($w*5/6 - 2)}]
2802 } else {
2803 set factor [expr {1.0 * $w / $oldwidth($win)}]
2804 set sash0 [expr {int($factor * [lindex $s0 0])}]
2805 set sash1 [expr {int($factor * [lindex $s1 0])}]
2806 if {$sash0 < 30} {
2807 set sash0 30
2808 }
2809 if {$sash1 < $sash0 + 20} {
2810 set sash1 [expr {$sash0 + 20}]
2811 }
2812 if {$sash1 > $w - 10} {
2813 set sash1 [expr {$w - 10}]
2814 if {$sash0 > $sash1 - 20} {
2815 set sash0 [expr {$sash1 - 20}]
2816 }
2817 }
2818 }
2819 if {$use_ttk} {
2820 $win sashpos 0 $sash0
2821 $win sashpos 1 $sash1
2822 } else {
2823 $win sash place 0 $sash0 [lindex $s0 1]
2824 $win sash place 1 $sash1 [lindex $s1 1]
2825 }
2826 }
2827 set oldwidth($win) $w
2828}
2829
2830proc resizecdetpanes {win w} {
2831 global oldwidth use_ttk
2832 if {[info exists oldwidth($win)]} {
2833 if {$use_ttk} {
2834 set s0 [$win sashpos 0]
2835 } else {
2836 set s0 [$win sash coord 0]
2837 }
2838 if {$w < 60} {
2839 set sash0 [expr {int($w*3/4 - 2)}]
2840 } else {
2841 set factor [expr {1.0 * $w / $oldwidth($win)}]
2842 set sash0 [expr {int($factor * [lindex $s0 0])}]
2843 if {$sash0 < 45} {
2844 set sash0 45
2845 }
2846 if {$sash0 > $w - 15} {
2847 set sash0 [expr {$w - 15}]
2848 }
2849 }
2850 if {$use_ttk} {
2851 $win sashpos 0 $sash0
2852 } else {
2853 $win sash place 0 $sash0 [lindex $s0 1]
2854 }
2855 }
2856 set oldwidth($win) $w
2857}
2858
2859proc allcanvs args {
2860 global canv canv2 canv3
2861 eval $canv $args
2862 eval $canv2 $args
2863 eval $canv3 $args
2864}
2865
2866proc bindall {event action} {
2867 global canv canv2 canv3
2868 bind $canv $event $action
2869 bind $canv2 $event $action
2870 bind $canv3 $event $action
2871}
2872
2873proc about {} {
2874 global uifont NS
2875 set w .about
2876 if {[winfo exists $w]} {
2877 raise $w
2878 return
2879 }
2880 ttk_toplevel $w
2881 wm title $w [mc "About gitk"]
2882 make_transient $w .
2883 message $w.m -text [mc "
2884Gitk - a commit viewer for git
2885
2886Copyright \u00a9 2005-2011 Paul Mackerras
2887
2888Use and redistribute under the terms of the GNU General Public License"] \
2889 -justify center -aspect 400 -border 2 -bg white -relief groove
2890 pack $w.m -side top -fill x -padx 2 -pady 2
2891 ${NS}::button $w.ok -text [mc "Close"] -command "destroy $w" -default active
2892 pack $w.ok -side bottom
2893 bind $w <Visibility> "focus $w.ok"
2894 bind $w <Key-Escape> "destroy $w"
2895 bind $w <Key-Return> "destroy $w"
2896 tk::PlaceWindow $w widget .
2897}
2898
2899proc keys {} {
2900 global NS
2901 set w .keys
2902 if {[winfo exists $w]} {
2903 raise $w
2904 return
2905 }
2906 if {[tk windowingsystem] eq {aqua}} {
2907 set M1T Cmd
2908 } else {
2909 set M1T Ctrl
2910 }
2911 ttk_toplevel $w
2912 wm title $w [mc "Gitk key bindings"]
2913 make_transient $w .
2914 message $w.m -text "
2915[mc "Gitk key bindings:"]
2916
2917[mc "<%s-Q> Quit" $M1T]
2918[mc "<%s-W> Close window" $M1T]
2919[mc "<Home> Move to first commit"]
2920[mc "<End> Move to last commit"]
2921[mc "<Up>, p, k Move up one commit"]
2922[mc "<Down>, n, j Move down one commit"]
2923[mc "<Left>, z, h Go back in history list"]
2924[mc "<Right>, x, l Go forward in history list"]
2925[mc "<PageUp> Move up one page in commit list"]
2926[mc "<PageDown> Move down one page in commit list"]
2927[mc "<%s-Home> Scroll to top of commit list" $M1T]
2928[mc "<%s-End> Scroll to bottom of commit list" $M1T]
2929[mc "<%s-Up> Scroll commit list up one line" $M1T]
2930[mc "<%s-Down> Scroll commit list down one line" $M1T]
2931[mc "<%s-PageUp> Scroll commit list up one page" $M1T]
2932[mc "<%s-PageDown> Scroll commit list down one page" $M1T]
2933[mc "<Shift-Up> Find backwards (upwards, later commits)"]
2934[mc "<Shift-Down> Find forwards (downwards, earlier commits)"]
2935[mc "<Delete>, b Scroll diff view up one page"]
2936[mc "<Backspace> Scroll diff view up one page"]
2937[mc "<Space> Scroll diff view down one page"]
2938[mc "u Scroll diff view up 18 lines"]
2939[mc "d Scroll diff view down 18 lines"]
2940[mc "<%s-F> Find" $M1T]
2941[mc "<%s-G> Move to next find hit" $M1T]
2942[mc "<Return> Move to next find hit"]
2943[mc "/ Focus the search box"]
2944[mc "? Move to previous find hit"]
2945[mc "f Scroll diff view to next file"]
2946[mc "<%s-S> Search for next hit in diff view" $M1T]
2947[mc "<%s-R> Search for previous hit in diff view" $M1T]
2948[mc "<%s-KP+> Increase font size" $M1T]
2949[mc "<%s-plus> Increase font size" $M1T]
2950[mc "<%s-KP-> Decrease font size" $M1T]
2951[mc "<%s-minus> Decrease font size" $M1T]
2952[mc "<F5> Update"]
2953" \
2954 -justify left -bg white -border 2 -relief groove
2955 pack $w.m -side top -fill both -padx 2 -pady 2
2956 ${NS}::button $w.ok -text [mc "Close"] -command "destroy $w" -default active
2957 bind $w <Key-Escape> [list destroy $w]
2958 pack $w.ok -side bottom
2959 bind $w <Visibility> "focus $w.ok"
2960 bind $w <Key-Escape> "destroy $w"
2961 bind $w <Key-Return> "destroy $w"
2962}
2963
2964# Procedures for manipulating the file list window at the
2965# bottom right of the overall window.
2966
2967proc treeview {w l openlevs} {
2968 global treecontents treediropen treeheight treeparent treeindex
2969
2970 set ix 0
2971 set treeindex() 0
2972 set lev 0
2973 set prefix {}
2974 set prefixend -1
2975 set prefendstack {}
2976 set htstack {}
2977 set ht 0
2978 set treecontents() {}
2979 $w conf -state normal
2980 foreach f $l {
2981 while {[string range $f 0 $prefixend] ne $prefix} {
2982 if {$lev <= $openlevs} {
2983 $w mark set e:$treeindex($prefix) "end -1c"
2984 $w mark gravity e:$treeindex($prefix) left
2985 }
2986 set treeheight($prefix) $ht
2987 incr ht [lindex $htstack end]
2988 set htstack [lreplace $htstack end end]
2989 set prefixend [lindex $prefendstack end]
2990 set prefendstack [lreplace $prefendstack end end]
2991 set prefix [string range $prefix 0 $prefixend]
2992 incr lev -1
2993 }
2994 set tail [string range $f [expr {$prefixend+1}] end]
2995 while {[set slash [string first "/" $tail]] >= 0} {
2996 lappend htstack $ht
2997 set ht 0
2998 lappend prefendstack $prefixend
2999 incr prefixend [expr {$slash + 1}]
3000 set d [string range $tail 0 $slash]
3001 lappend treecontents($prefix) $d
3002 set oldprefix $prefix
3003 append prefix $d
3004 set treecontents($prefix) {}
3005 set treeindex($prefix) [incr ix]
3006 set treeparent($prefix) $oldprefix
3007 set tail [string range $tail [expr {$slash+1}] end]
3008 if {$lev <= $openlevs} {
3009 set ht 1
3010 set treediropen($prefix) [expr {$lev < $openlevs}]
3011 set bm [expr {$lev == $openlevs? "tri-rt": "tri-dn"}]
3012 $w mark set d:$ix "end -1c"
3013 $w mark gravity d:$ix left
3014 set str "\n"
3015 for {set i 0} {$i < $lev} {incr i} {append str "\t"}
3016 $w insert end $str
3017 $w image create end -align center -image $bm -padx 1 \
3018 -name a:$ix
3019 $w insert end $d [highlight_tag $prefix]
3020 $w mark set s:$ix "end -1c"
3021 $w mark gravity s:$ix left
3022 }
3023 incr lev
3024 }
3025 if {$tail ne {}} {
3026 if {$lev <= $openlevs} {
3027 incr ht
3028 set str "\n"
3029 for {set i 0} {$i < $lev} {incr i} {append str "\t"}
3030 $w insert end $str
3031 $w insert end $tail [highlight_tag $f]
3032 }
3033 lappend treecontents($prefix) $tail
3034 }
3035 }
3036 while {$htstack ne {}} {
3037 set treeheight($prefix) $ht
3038 incr ht [lindex $htstack end]
3039 set htstack [lreplace $htstack end end]
3040 set prefixend [lindex $prefendstack end]
3041 set prefendstack [lreplace $prefendstack end end]
3042 set prefix [string range $prefix 0 $prefixend]
3043 }
3044 $w conf -state disabled
3045}
3046
3047proc linetoelt {l} {
3048 global treeheight treecontents
3049
3050 set y 2
3051 set prefix {}
3052 while {1} {
3053 foreach e $treecontents($prefix) {
3054 if {$y == $l} {
3055 return "$prefix$e"
3056 }
3057 set n 1
3058 if {[string index $e end] eq "/"} {
3059 set n $treeheight($prefix$e)
3060 if {$y + $n > $l} {
3061 append prefix $e
3062 incr y
3063 break
3064 }
3065 }
3066 incr y $n
3067 }
3068 }
3069}
3070
3071proc highlight_tree {y prefix} {
3072 global treeheight treecontents cflist
3073
3074 foreach e $treecontents($prefix) {
3075 set path $prefix$e
3076 if {[highlight_tag $path] ne {}} {
3077 $cflist tag add bold $y.0 "$y.0 lineend"
3078 }
3079 incr y
3080 if {[string index $e end] eq "/" && $treeheight($path) > 1} {
3081 set y [highlight_tree $y $path]
3082 }
3083 }
3084 return $y
3085}
3086
3087proc treeclosedir {w dir} {
3088 global treediropen treeheight treeparent treeindex
3089
3090 set ix $treeindex($dir)
3091 $w conf -state normal
3092 $w delete s:$ix e:$ix
3093 set treediropen($dir) 0
3094 $w image configure a:$ix -image tri-rt
3095 $w conf -state disabled
3096 set n [expr {1 - $treeheight($dir)}]
3097 while {$dir ne {}} {
3098 incr treeheight($dir) $n
3099 set dir $treeparent($dir)
3100 }
3101}
3102
3103proc treeopendir {w dir} {
3104 global treediropen treeheight treeparent treecontents treeindex
3105
3106 set ix $treeindex($dir)
3107 $w conf -state normal
3108 $w image configure a:$ix -image tri-dn
3109 $w mark set e:$ix s:$ix
3110 $w mark gravity e:$ix right
3111 set lev 0
3112 set str "\n"
3113 set n [llength $treecontents($dir)]
3114 for {set x $dir} {$x ne {}} {set x $treeparent($x)} {
3115 incr lev
3116 append str "\t"
3117 incr treeheight($x) $n
3118 }
3119 foreach e $treecontents($dir) {
3120 set de $dir$e
3121 if {[string index $e end] eq "/"} {
3122 set iy $treeindex($de)
3123 $w mark set d:$iy e:$ix
3124 $w mark gravity d:$iy left
3125 $w insert e:$ix $str
3126 set treediropen($de) 0
3127 $w image create e:$ix -align center -image tri-rt -padx 1 \
3128 -name a:$iy
3129 $w insert e:$ix $e [highlight_tag $de]
3130 $w mark set s:$iy e:$ix
3131 $w mark gravity s:$iy left
3132 set treeheight($de) 1
3133 } else {
3134 $w insert e:$ix $str
3135 $w insert e:$ix $e [highlight_tag $de]
3136 }
3137 }
3138 $w mark gravity e:$ix right
3139 $w conf -state disabled
3140 set treediropen($dir) 1
3141 set top [lindex [split [$w index @0,0] .] 0]
3142 set ht [$w cget -height]
3143 set l [lindex [split [$w index s:$ix] .] 0]
3144 if {$l < $top} {
3145 $w yview $l.0
3146 } elseif {$l + $n + 1 > $top + $ht} {
3147 set top [expr {$l + $n + 2 - $ht}]
3148 if {$l < $top} {
3149 set top $l
3150 }
3151 $w yview $top.0
3152 }
3153}
3154
3155proc treeclick {w x y} {
3156 global treediropen cmitmode ctext cflist cflist_top
3157
3158 if {$cmitmode ne "tree"} return
3159 if {![info exists cflist_top]} return
3160 set l [lindex [split [$w index "@$x,$y"] "."] 0]
3161 $cflist tag remove highlight $cflist_top.0 "$cflist_top.0 lineend"
3162 $cflist tag add highlight $l.0 "$l.0 lineend"
3163 set cflist_top $l
3164 if {$l == 1} {
3165 $ctext yview 1.0
3166 return
3167 }
3168 set e [linetoelt $l]
3169 if {[string index $e end] ne "/"} {
3170 showfile $e
3171 } elseif {$treediropen($e)} {
3172 treeclosedir $w $e
3173 } else {
3174 treeopendir $w $e
3175 }
3176}
3177
3178proc setfilelist {id} {
3179 global treefilelist cflist jump_to_here
3180
3181 treeview $cflist $treefilelist($id) 0
3182 if {$jump_to_here ne {}} {
3183 set f [lindex $jump_to_here 0]
3184 if {[lsearch -exact $treefilelist($id) $f] >= 0} {
3185 showfile $f
3186 }
3187 }
3188}
3189
3190image create bitmap tri-rt -background black -foreground blue -data {
3191 #define tri-rt_width 13
3192 #define tri-rt_height 13
3193 static unsigned char tri-rt_bits[] = {
3194 0x00, 0x00, 0x00, 0x00, 0x10, 0x00, 0x30, 0x00, 0x70, 0x00, 0xf0, 0x00,
3195 0xf0, 0x01, 0xf0, 0x00, 0x70, 0x00, 0x30, 0x00, 0x10, 0x00, 0x00, 0x00,
3196 0x00, 0x00};
3197} -maskdata {
3198 #define tri-rt-mask_width 13
3199 #define tri-rt-mask_height 13
3200 static unsigned char tri-rt-mask_bits[] = {
3201 0x08, 0x00, 0x18, 0x00, 0x38, 0x00, 0x78, 0x00, 0xf8, 0x00, 0xf8, 0x01,
3202 0xf8, 0x03, 0xf8, 0x01, 0xf8, 0x00, 0x78, 0x00, 0x38, 0x00, 0x18, 0x00,
3203 0x08, 0x00};
3204}
3205image create bitmap tri-dn -background black -foreground blue -data {
3206 #define tri-dn_width 13
3207 #define tri-dn_height 13
3208 static unsigned char tri-dn_bits[] = {
3209 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xfc, 0x07, 0xf8, 0x03,
3210 0xf0, 0x01, 0xe0, 0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
3211 0x00, 0x00};
3212} -maskdata {
3213 #define tri-dn-mask_width 13
3214 #define tri-dn-mask_height 13
3215 static unsigned char tri-dn-mask_bits[] = {
3216 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0x1f, 0xfe, 0x0f, 0xfc, 0x07,
3217 0xf8, 0x03, 0xf0, 0x01, 0xe0, 0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00,
3218 0x00, 0x00};
3219}
3220
3221image create bitmap reficon-T -background black -foreground yellow -data {
3222 #define tagicon_width 13
3223 #define tagicon_height 9
3224 static unsigned char tagicon_bits[] = {
3225 0x00, 0x00, 0x00, 0x00, 0xf0, 0x07, 0xf8, 0x07,
3226 0xfc, 0x07, 0xf8, 0x07, 0xf0, 0x07, 0x00, 0x00, 0x00, 0x00};
3227} -maskdata {
3228 #define tagicon-mask_width 13
3229 #define tagicon-mask_height 9
3230 static unsigned char tagicon-mask_bits[] = {
3231 0x00, 0x00, 0xf0, 0x0f, 0xf8, 0x0f, 0xfc, 0x0f,
3232 0xfe, 0x0f, 0xfc, 0x0f, 0xf8, 0x0f, 0xf0, 0x0f, 0x00, 0x00};
3233}
3234set rectdata {
3235 #define headicon_width 13
3236 #define headicon_height 9
3237 static unsigned char headicon_bits[] = {
3238 0x00, 0x00, 0x00, 0x00, 0xf8, 0x07, 0xf8, 0x07,
3239 0xf8, 0x07, 0xf8, 0x07, 0xf8, 0x07, 0x00, 0x00, 0x00, 0x00};
3240}
3241set rectmask {
3242 #define headicon-mask_width 13
3243 #define headicon-mask_height 9
3244 static unsigned char headicon-mask_bits[] = {
3245 0x00, 0x00, 0xfc, 0x0f, 0xfc, 0x0f, 0xfc, 0x0f,
3246 0xfc, 0x0f, 0xfc, 0x0f, 0xfc, 0x0f, 0xfc, 0x0f, 0x00, 0x00};
3247}
3248image create bitmap reficon-H -background black -foreground green \
3249 -data $rectdata -maskdata $rectmask
3250image create bitmap reficon-o -background black -foreground "#ddddff" \
3251 -data $rectdata -maskdata $rectmask
3252
3253proc init_flist {first} {
3254 global cflist cflist_top difffilestart
3255
3256 $cflist conf -state normal
3257 $cflist delete 0.0 end
3258 if {$first ne {}} {
3259 $cflist insert end $first
3260 set cflist_top 1
3261 $cflist tag add highlight 1.0 "1.0 lineend"
3262 } else {
3263 catch {unset cflist_top}
3264 }
3265 $cflist conf -state disabled
3266 set difffilestart {}
3267}
3268
3269proc highlight_tag {f} {
3270 global highlight_paths
3271
3272 foreach p $highlight_paths {
3273 if {[string match $p $f]} {
3274 return "bold"
3275 }
3276 }
3277 return {}
3278}
3279
3280proc highlight_filelist {} {
3281 global cmitmode cflist
3282
3283 $cflist conf -state normal
3284 if {$cmitmode ne "tree"} {
3285 set end [lindex [split [$cflist index end] .] 0]
3286 for {set l 2} {$l < $end} {incr l} {
3287 set line [$cflist get $l.0 "$l.0 lineend"]
3288 if {[highlight_tag $line] ne {}} {
3289 $cflist tag add bold $l.0 "$l.0 lineend"
3290 }
3291 }
3292 } else {
3293 highlight_tree 2 {}
3294 }
3295 $cflist conf -state disabled
3296}
3297
3298proc unhighlight_filelist {} {
3299 global cflist
3300
3301 $cflist conf -state normal
3302 $cflist tag remove bold 1.0 end
3303 $cflist conf -state disabled
3304}
3305
3306proc add_flist {fl} {
3307 global cflist
3308
3309 $cflist conf -state normal
3310 foreach f $fl {
3311 $cflist insert end "\n"
3312 $cflist insert end $f [highlight_tag $f]
3313 }
3314 $cflist conf -state disabled
3315}
3316
3317proc sel_flist {w x y} {
3318 global ctext difffilestart cflist cflist_top cmitmode
3319
3320 if {$cmitmode eq "tree"} return
3321 if {![info exists cflist_top]} return
3322 set l [lindex [split [$w index "@$x,$y"] "."] 0]
3323 $cflist tag remove highlight $cflist_top.0 "$cflist_top.0 lineend"
3324 $cflist tag add highlight $l.0 "$l.0 lineend"
3325 set cflist_top $l
3326 if {$l == 1} {
3327 $ctext yview 1.0
3328 } else {
3329 catch {$ctext yview [lindex $difffilestart [expr {$l - 2}]]}
3330 }
3331 suppress_highlighting_file_for_current_scrollpos
3332}
3333
3334proc pop_flist_menu {w X Y x y} {
3335 global ctext cflist cmitmode flist_menu flist_menu_file
3336 global treediffs diffids
3337
3338 stopfinding
3339 set l [lindex [split [$w index "@$x,$y"] "."] 0]
3340 if {$l <= 1} return
3341 if {$cmitmode eq "tree"} {
3342 set e [linetoelt $l]
3343 if {[string index $e end] eq "/"} return
3344 } else {
3345 set e [lindex $treediffs($diffids) [expr {$l-2}]]
3346 }
3347 set flist_menu_file $e
3348 set xdiffstate "normal"
3349 if {$cmitmode eq "tree"} {
3350 set xdiffstate "disabled"
3351 }
3352 # Disable "External diff" item in tree mode
3353 $flist_menu entryconf 2 -state $xdiffstate
3354 tk_popup $flist_menu $X $Y
3355}
3356
3357proc find_ctext_fileinfo {line} {
3358 global ctext_file_names ctext_file_lines
3359
3360 set ok [bsearch $ctext_file_lines $line]
3361 set tline [lindex $ctext_file_lines $ok]
3362
3363 if {$ok >= [llength $ctext_file_lines] || $line < $tline} {
3364 return {}
3365 } else {
3366 return [list [lindex $ctext_file_names $ok] $tline]
3367 }
3368}
3369
3370proc pop_diff_menu {w X Y x y} {
3371 global ctext diff_menu flist_menu_file
3372 global diff_menu_txtpos diff_menu_line
3373 global diff_menu_filebase
3374
3375 set diff_menu_txtpos [split [$w index "@$x,$y"] "."]
3376 set diff_menu_line [lindex $diff_menu_txtpos 0]
3377 # don't pop up the menu on hunk-separator or file-separator lines
3378 if {[lsearch -glob [$ctext tag names $diff_menu_line.0] "*sep"] >= 0} {
3379 return
3380 }
3381 stopfinding
3382 set f [find_ctext_fileinfo $diff_menu_line]
3383 if {$f eq {}} return
3384 set flist_menu_file [lindex $f 0]
3385 set diff_menu_filebase [lindex $f 1]
3386 tk_popup $diff_menu $X $Y
3387}
3388
3389proc flist_hl {only} {
3390 global flist_menu_file findstring gdttype
3391
3392 set x [shellquote $flist_menu_file]
3393 if {$only || $findstring eq {} || $gdttype ne [mc "touching paths:"]} {
3394 set findstring $x
3395 } else {
3396 append findstring " " $x
3397 }
3398 set gdttype [mc "touching paths:"]
3399}
3400
3401proc gitknewtmpdir {} {
3402 global diffnum gitktmpdir gitdir
3403
3404 if {![info exists gitktmpdir]} {
3405 set gitktmpdir [file join $gitdir [format ".gitk-tmp.%s" [pid]]]
3406 if {[catch {file mkdir $gitktmpdir} err]} {
3407 error_popup "[mc "Error creating temporary directory %s:" $gitktmpdir] $err"
3408 unset gitktmpdir
3409 return {}
3410 }
3411 set diffnum 0
3412 }
3413 incr diffnum
3414 set diffdir [file join $gitktmpdir $diffnum]
3415 if {[catch {file mkdir $diffdir} err]} {
3416 error_popup "[mc "Error creating temporary directory %s:" $diffdir] $err"
3417 return {}
3418 }
3419 return $diffdir
3420}
3421
3422proc save_file_from_commit {filename output what} {
3423 global nullfile
3424
3425 if {[catch {exec git show $filename -- > $output} err]} {
3426 if {[string match "fatal: bad revision *" $err]} {
3427 return $nullfile
3428 }
3429 error_popup "[mc "Error getting \"%s\" from %s:" $filename $what] $err"
3430 return {}
3431 }
3432 return $output
3433}
3434
3435proc external_diff_get_one_file {diffid filename diffdir} {
3436 global nullid nullid2 nullfile
3437 global worktree
3438
3439 if {$diffid == $nullid} {
3440 set difffile [file join $worktree $filename]
3441 if {[file exists $difffile]} {
3442 return $difffile
3443 }
3444 return $nullfile
3445 }
3446 if {$diffid == $nullid2} {
3447 set difffile [file join $diffdir "\[index\] [file tail $filename]"]
3448 return [save_file_from_commit :$filename $difffile index]
3449 }
3450 set difffile [file join $diffdir "\[$diffid\] [file tail $filename]"]
3451 return [save_file_from_commit $diffid:$filename $difffile \
3452 "revision $diffid"]
3453}
3454
3455proc external_diff {} {
3456 global nullid nullid2
3457 global flist_menu_file
3458 global diffids
3459 global extdifftool
3460
3461 if {[llength $diffids] == 1} {
3462 # no reference commit given
3463 set diffidto [lindex $diffids 0]
3464 if {$diffidto eq $nullid} {
3465 # diffing working copy with index
3466 set diffidfrom $nullid2
3467 } elseif {$diffidto eq $nullid2} {
3468 # diffing index with HEAD
3469 set diffidfrom "HEAD"
3470 } else {
3471 # use first parent commit
3472 global parentlist selectedline
3473 set diffidfrom [lindex $parentlist $selectedline 0]
3474 }
3475 } else {
3476 set diffidfrom [lindex $diffids 0]
3477 set diffidto [lindex $diffids 1]
3478 }
3479
3480 # make sure that several diffs wont collide
3481 set diffdir [gitknewtmpdir]
3482 if {$diffdir eq {}} return
3483
3484 # gather files to diff
3485 set difffromfile [external_diff_get_one_file $diffidfrom $flist_menu_file $diffdir]
3486 set difftofile [external_diff_get_one_file $diffidto $flist_menu_file $diffdir]
3487
3488 if {$difffromfile ne {} && $difftofile ne {}} {
3489 set cmd [list [shellsplit $extdifftool] $difffromfile $difftofile]
3490 if {[catch {set fl [open |$cmd r]} err]} {
3491 file delete -force $diffdir
3492 error_popup "$extdifftool: [mc "command failed:"] $err"
3493 } else {
3494 fconfigure $fl -blocking 0
3495 filerun $fl [list delete_at_eof $fl $diffdir]
3496 }
3497 }
3498}
3499
3500proc find_hunk_blamespec {base line} {
3501 global ctext
3502
3503 # Find and parse the hunk header
3504 set s_lix [$ctext search -backwards -regexp ^@@ "$line.0 lineend" $base.0]
3505 if {$s_lix eq {}} return
3506
3507 set s_line [$ctext get $s_lix "$s_lix + 1 lines"]
3508 if {![regexp {^@@@*(( -\d+(,\d+)?)+) \+(\d+)(,\d+)? @@} $s_line \
3509 s_line old_specs osz osz1 new_line nsz]} {
3510 return
3511 }
3512
3513 # base lines for the parents
3514 set base_lines [list $new_line]
3515 foreach old_spec [lrange [split $old_specs " "] 1 end] {
3516 if {![regexp -- {-(\d+)(,\d+)?} $old_spec \
3517 old_spec old_line osz]} {
3518 return
3519 }
3520 lappend base_lines $old_line
3521 }
3522
3523 # Now scan the lines to determine offset within the hunk
3524 set max_parent [expr {[llength $base_lines]-2}]
3525 set dline 0
3526 set s_lno [lindex [split $s_lix "."] 0]
3527
3528 # Determine if the line is removed
3529 set chunk [$ctext get $line.0 "$line.1 + $max_parent chars"]
3530 if {[string match {[-+ ]*} $chunk]} {
3531 set removed_idx [string first "-" $chunk]
3532 # Choose a parent index
3533 if {$removed_idx >= 0} {
3534 set parent $removed_idx
3535 } else {
3536 set unchanged_idx [string first " " $chunk]
3537 if {$unchanged_idx >= 0} {
3538 set parent $unchanged_idx
3539 } else {
3540 # blame the current commit
3541 set parent -1
3542 }
3543 }
3544 # then count other lines that belong to it
3545 for {set i $line} {[incr i -1] > $s_lno} {} {
3546 set chunk [$ctext get $i.0 "$i.1 + $max_parent chars"]
3547 # Determine if the line is removed
3548 set removed_idx [string first "-" $chunk]
3549 if {$parent >= 0} {
3550 set code [string index $chunk $parent]
3551 if {$code eq "-" || ($removed_idx < 0 && $code ne "+")} {
3552 incr dline
3553 }
3554 } else {
3555 if {$removed_idx < 0} {
3556 incr dline
3557 }
3558 }
3559 }
3560 incr parent
3561 } else {
3562 set parent 0
3563 }
3564
3565 incr dline [lindex $base_lines $parent]
3566 return [list $parent $dline]
3567}
3568
3569proc external_blame_diff {} {
3570 global currentid cmitmode
3571 global diff_menu_txtpos diff_menu_line
3572 global diff_menu_filebase flist_menu_file
3573
3574 if {$cmitmode eq "tree"} {
3575 set parent_idx 0
3576 set line [expr {$diff_menu_line - $diff_menu_filebase}]
3577 } else {
3578 set hinfo [find_hunk_blamespec $diff_menu_filebase $diff_menu_line]
3579 if {$hinfo ne {}} {
3580 set parent_idx [lindex $hinfo 0]
3581 set line [lindex $hinfo 1]
3582 } else {
3583 set parent_idx 0
3584 set line 0
3585 }
3586 }
3587
3588 external_blame $parent_idx $line
3589}
3590
3591# Find the SHA1 ID of the blob for file $fname in the index
3592# at stage 0 or 2
3593proc index_sha1 {fname} {
3594 set f [open [list | git ls-files -s $fname] r]
3595 while {[gets $f line] >= 0} {
3596 set info [lindex [split $line "\t"] 0]
3597 set stage [lindex $info 2]
3598 if {$stage eq "0" || $stage eq "2"} {
3599 close $f
3600 return [lindex $info 1]
3601 }
3602 }
3603 close $f
3604 return {}
3605}
3606
3607# Turn an absolute path into one relative to the current directory
3608proc make_relative {f} {
3609 if {[file pathtype $f] eq "relative"} {
3610 return $f
3611 }
3612 set elts [file split $f]
3613 set here [file split [pwd]]
3614 set ei 0
3615 set hi 0
3616 set res {}
3617 foreach d $here {
3618 if {$ei < $hi || $ei >= [llength $elts] || [lindex $elts $ei] ne $d} {
3619 lappend res ".."
3620 } else {
3621 incr ei
3622 }
3623 incr hi
3624 }
3625 set elts [concat $res [lrange $elts $ei end]]
3626 return [eval file join $elts]
3627}
3628
3629proc external_blame {parent_idx {line {}}} {
3630 global flist_menu_file cdup
3631 global nullid nullid2
3632 global parentlist selectedline currentid
3633
3634 if {$parent_idx > 0} {
3635 set base_commit [lindex $parentlist $selectedline [expr {$parent_idx-1}]]
3636 } else {
3637 set base_commit $currentid
3638 }
3639
3640 if {$base_commit eq {} || $base_commit eq $nullid || $base_commit eq $nullid2} {
3641 error_popup [mc "No such commit"]
3642 return
3643 }
3644
3645 set cmdline [list git gui blame]
3646 if {$line ne {} && $line > 1} {
3647 lappend cmdline "--line=$line"
3648 }
3649 set f [file join $cdup $flist_menu_file]
3650 # Unfortunately it seems git gui blame doesn't like
3651 # being given an absolute path...
3652 set f [make_relative $f]
3653 lappend cmdline $base_commit $f
3654 if {[catch {eval exec $cmdline &} err]} {
3655 error_popup "[mc "git gui blame: command failed:"] $err"
3656 }
3657}
3658
3659proc show_line_source {} {
3660 global cmitmode currentid parents curview blamestuff blameinst
3661 global diff_menu_line diff_menu_filebase flist_menu_file
3662 global nullid nullid2 gitdir cdup
3663
3664 set from_index {}
3665 if {$cmitmode eq "tree"} {
3666 set id $currentid
3667 set line [expr {$diff_menu_line - $diff_menu_filebase}]
3668 } else {
3669 set h [find_hunk_blamespec $diff_menu_filebase $diff_menu_line]
3670 if {$h eq {}} return
3671 set pi [lindex $h 0]
3672 if {$pi == 0} {
3673 mark_ctext_line $diff_menu_line
3674 return
3675 }
3676 incr pi -1
3677 if {$currentid eq $nullid} {
3678 if {$pi > 0} {
3679 # must be a merge in progress...
3680 if {[catch {
3681 # get the last line from .git/MERGE_HEAD
3682 set f [open [file join $gitdir MERGE_HEAD] r]
3683 set id [lindex [split [read $f] "\n"] end-1]
3684 close $f
3685 } err]} {
3686 error_popup [mc "Couldn't read merge head: %s" $err]
3687 return
3688 }
3689 } elseif {$parents($curview,$currentid) eq $nullid2} {
3690 # need to do the blame from the index
3691 if {[catch {
3692 set from_index [index_sha1 $flist_menu_file]
3693 } err]} {
3694 error_popup [mc "Error reading index: %s" $err]
3695 return
3696 }
3697 } else {
3698 set id $parents($curview,$currentid)
3699 }
3700 } else {
3701 set id [lindex $parents($curview,$currentid) $pi]
3702 }
3703 set line [lindex $h 1]
3704 }
3705 set blameargs {}
3706 if {$from_index ne {}} {
3707 lappend blameargs | git cat-file blob $from_index
3708 }
3709 lappend blameargs | git blame -p -L$line,+1
3710 if {$from_index ne {}} {
3711 lappend blameargs --contents -
3712 } else {
3713 lappend blameargs $id
3714 }
3715 lappend blameargs -- [file join $cdup $flist_menu_file]
3716 if {[catch {
3717 set f [open $blameargs r]
3718 } err]} {
3719 error_popup [mc "Couldn't start git blame: %s" $err]
3720 return
3721 }
3722 nowbusy blaming [mc "Searching"]
3723 fconfigure $f -blocking 0
3724 set i [reg_instance $f]
3725 set blamestuff($i) {}
3726 set blameinst $i
3727 filerun $f [list read_line_source $f $i]
3728}
3729
3730proc stopblaming {} {
3731 global blameinst
3732
3733 if {[info exists blameinst]} {
3734 stop_instance $blameinst
3735 unset blameinst
3736 notbusy blaming
3737 }
3738}
3739
3740proc read_line_source {fd inst} {
3741 global blamestuff curview commfd blameinst nullid nullid2
3742
3743 while {[gets $fd line] >= 0} {
3744 lappend blamestuff($inst) $line
3745 }
3746 if {![eof $fd]} {
3747 return 1
3748 }
3749 unset commfd($inst)
3750 unset blameinst
3751 notbusy blaming
3752 fconfigure $fd -blocking 1
3753 if {[catch {close $fd} err]} {
3754 error_popup [mc "Error running git blame: %s" $err]
3755 return 0
3756 }
3757
3758 set fname {}
3759 set line [split [lindex $blamestuff($inst) 0] " "]
3760 set id [lindex $line 0]
3761 set lnum [lindex $line 1]
3762 if {[string length $id] == 40 && [string is xdigit $id] &&
3763 [string is digit -strict $lnum]} {
3764 # look for "filename" line
3765 foreach l $blamestuff($inst) {
3766 if {[string match "filename *" $l]} {
3767 set fname [string range $l 9 end]
3768 break
3769 }
3770 }
3771 }
3772 if {$fname ne {}} {
3773 # all looks good, select it
3774 if {$id eq $nullid} {
3775 # blame uses all-zeroes to mean not committed,
3776 # which would mean a change in the index
3777 set id $nullid2
3778 }
3779 if {[commitinview $id $curview]} {
3780 selectline [rowofcommit $id] 1 [list $fname $lnum]
3781 } else {
3782 error_popup [mc "That line comes from commit %s, \
3783 which is not in this view" [shortids $id]]
3784 }
3785 } else {
3786 puts "oops couldn't parse git blame output"
3787 }
3788 return 0
3789}
3790
3791# delete $dir when we see eof on $f (presumably because the child has exited)
3792proc delete_at_eof {f dir} {
3793 while {[gets $f line] >= 0} {}
3794 if {[eof $f]} {
3795 if {[catch {close $f} err]} {
3796 error_popup "[mc "External diff viewer failed:"] $err"
3797 }
3798 file delete -force $dir
3799 return 0
3800 }
3801 return 1
3802}
3803
3804# Functions for adding and removing shell-type quoting
3805
3806proc shellquote {str} {
3807 if {![string match "*\['\"\\ \t]*" $str]} {
3808 return $str
3809 }
3810 if {![string match "*\['\"\\]*" $str]} {
3811 return "\"$str\""
3812 }
3813 if {![string match "*'*" $str]} {
3814 return "'$str'"
3815 }
3816 return "\"[string map {\" \\\" \\ \\\\} $str]\""
3817}
3818
3819proc shellarglist {l} {
3820 set str {}
3821 foreach a $l {
3822 if {$str ne {}} {
3823 append str " "
3824 }
3825 append str [shellquote $a]
3826 }
3827 return $str
3828}
3829
3830proc shelldequote {str} {
3831 set ret {}
3832 set used -1
3833 while {1} {
3834 incr used
3835 if {![regexp -start $used -indices "\['\"\\\\ \t]" $str first]} {
3836 append ret [string range $str $used end]
3837 set used [string length $str]
3838 break
3839 }
3840 set first [lindex $first 0]
3841 set ch [string index $str $first]
3842 if {$first > $used} {
3843 append ret [string range $str $used [expr {$first - 1}]]
3844 set used $first
3845 }
3846 if {$ch eq " " || $ch eq "\t"} break
3847 incr used
3848 if {$ch eq "'"} {
3849 set first [string first "'" $str $used]
3850 if {$first < 0} {
3851 error "unmatched single-quote"
3852 }
3853 append ret [string range $str $used [expr {$first - 1}]]
3854 set used $first
3855 continue
3856 }
3857 if {$ch eq "\\"} {
3858 if {$used >= [string length $str]} {
3859 error "trailing backslash"
3860 }
3861 append ret [string index $str $used]
3862 continue
3863 }
3864 # here ch == "\""
3865 while {1} {
3866 if {![regexp -start $used -indices "\[\"\\\\]" $str first]} {
3867 error "unmatched double-quote"
3868 }
3869 set first [lindex $first 0]
3870 set ch [string index $str $first]
3871 if {$first > $used} {
3872 append ret [string range $str $used [expr {$first - 1}]]
3873 set used $first
3874 }
3875 if {$ch eq "\""} break
3876 incr used
3877 append ret [string index $str $used]
3878 incr used
3879 }
3880 }
3881 return [list $used $ret]
3882}
3883
3884proc shellsplit {str} {
3885 set l {}
3886 while {1} {
3887 set str [string trimleft $str]
3888 if {$str eq {}} break
3889 set dq [shelldequote $str]
3890 set n [lindex $dq 0]
3891 set word [lindex $dq 1]
3892 set str [string range $str $n end]
3893 lappend l $word
3894 }
3895 return $l
3896}
3897
3898# Code to implement multiple views
3899
3900proc newview {ishighlight} {
3901 global nextviewnum newviewname newishighlight
3902 global revtreeargs viewargscmd newviewopts curview
3903
3904 set newishighlight $ishighlight
3905 set top .gitkview
3906 if {[winfo exists $top]} {
3907 raise $top
3908 return
3909 }
3910 decode_view_opts $nextviewnum $revtreeargs
3911 set newviewname($nextviewnum) "[mc "View"] $nextviewnum"
3912 set newviewopts($nextviewnum,perm) 0
3913 set newviewopts($nextviewnum,cmd) $viewargscmd($curview)
3914 vieweditor $top $nextviewnum [mc "Gitk view definition"]
3915}
3916
3917set known_view_options {
3918 {perm b . {} {mc "Remember this view"}}
3919 {reflabel l + {} {mc "References (space separated list):"}}
3920 {refs t15 .. {} {mc "Branches & tags:"}}
3921 {allrefs b *. "--all" {mc "All refs"}}
3922 {branches b . "--branches" {mc "All (local) branches"}}
3923 {tags b . "--tags" {mc "All tags"}}
3924 {remotes b . "--remotes" {mc "All remote-tracking branches"}}
3925 {commitlbl l + {} {mc "Commit Info (regular expressions):"}}
3926 {author t15 .. "--author=*" {mc "Author:"}}
3927 {committer t15 . "--committer=*" {mc "Committer:"}}
3928 {loginfo t15 .. "--grep=*" {mc "Commit Message:"}}
3929 {allmatch b .. "--all-match" {mc "Matches all Commit Info criteria"}}
3930 {changes_l l + {} {mc "Changes to Files:"}}
3931 {pickaxe_s r0 . {} {mc "Fixed String"}}
3932 {pickaxe_t r1 . "--pickaxe-regex" {mc "Regular Expression"}}
3933 {pickaxe t15 .. "-S*" {mc "Search string:"}}
3934 {datelabel l + {} {mc "Commit Dates (\"2 weeks ago\", \"2009-03-17 15:27:38\", \"March 17, 2009 15:27:38\"):"}}
3935 {since t15 .. {"--since=*" "--after=*"} {mc "Since:"}}
3936 {until t15 . {"--until=*" "--before=*"} {mc "Until:"}}
3937 {limit_lbl l + {} {mc "Limit and/or skip a number of revisions (positive integer):"}}
3938 {limit t10 *. "--max-count=*" {mc "Number to show:"}}
3939 {skip t10 . "--skip=*" {mc "Number to skip:"}}
3940 {misc_lbl l + {} {mc "Miscellaneous options:"}}
3941 {dorder b *. {"--date-order" "-d"} {mc "Strictly sort by date"}}
3942 {lright b . "--left-right" {mc "Mark branch sides"}}
3943 {first b . "--first-parent" {mc "Limit to first parent"}}
3944 {smplhst b . "--simplify-by-decoration" {mc "Simple history"}}
3945 {args t50 *. {} {mc "Additional arguments to git log:"}}
3946 {allpaths path + {} {mc "Enter files and directories to include, one per line:"}}
3947 {cmd t50= + {} {mc "Command to generate more commits to include:"}}
3948 }
3949
3950# Convert $newviewopts($n, ...) into args for git log.
3951proc encode_view_opts {n} {
3952 global known_view_options newviewopts
3953
3954 set rargs [list]
3955 foreach opt $known_view_options {
3956 set patterns [lindex $opt 3]
3957 if {$patterns eq {}} continue
3958 set pattern [lindex $patterns 0]
3959
3960 if {[lindex $opt 1] eq "b"} {
3961 set val $newviewopts($n,[lindex $opt 0])
3962 if {$val} {
3963 lappend rargs $pattern
3964 }
3965 } elseif {[regexp {^r(\d+)$} [lindex $opt 1] type value]} {
3966 regexp {^(.*_)} [lindex $opt 0] uselessvar button_id
3967 set val $newviewopts($n,$button_id)
3968 if {$val eq $value} {
3969 lappend rargs $pattern
3970 }
3971 } else {
3972 set val $newviewopts($n,[lindex $opt 0])
3973 set val [string trim $val]
3974 if {$val ne {}} {
3975 set pfix [string range $pattern 0 end-1]
3976 lappend rargs $pfix$val
3977 }
3978 }
3979 }
3980 set rargs [concat $rargs [shellsplit $newviewopts($n,refs)]]
3981 return [concat $rargs [shellsplit $newviewopts($n,args)]]
3982}
3983
3984# Fill $newviewopts($n, ...) based on args for git log.
3985proc decode_view_opts {n view_args} {
3986 global known_view_options newviewopts
3987
3988 foreach opt $known_view_options {
3989 set id [lindex $opt 0]
3990 if {[lindex $opt 1] eq "b"} {
3991 # Checkboxes
3992 set val 0
3993 } elseif {[regexp {^r(\d+)$} [lindex $opt 1]]} {
3994 # Radiobuttons
3995 regexp {^(.*_)} $id uselessvar id
3996 set val 0
3997 } else {
3998 # Text fields
3999 set val {}
4000 }
4001 set newviewopts($n,$id) $val
4002 }
4003 set oargs [list]
4004 set refargs [list]
4005 foreach arg $view_args {
4006 if {[regexp -- {^-([0-9]+)$} $arg arg cnt]
4007 && ![info exists found(limit)]} {
4008 set newviewopts($n,limit) $cnt
4009 set found(limit) 1
4010 continue
4011 }
4012 catch { unset val }
4013 foreach opt $known_view_options {
4014 set id [lindex $opt 0]
4015 if {[info exists found($id)]} continue
4016 foreach pattern [lindex $opt 3] {
4017 if {![string match $pattern $arg]} continue
4018 if {[lindex $opt 1] eq "b"} {
4019 # Check buttons
4020 set val 1
4021 } elseif {[regexp {^r(\d+)$} [lindex $opt 1] match num]} {
4022 # Radio buttons
4023 regexp {^(.*_)} $id uselessvar id
4024 set val $num
4025 } else {
4026 # Text input fields
4027 set size [string length $pattern]
4028 set val [string range $arg [expr {$size-1}] end]
4029 }
4030 set newviewopts($n,$id) $val
4031 set found($id) 1
4032 break
4033 }
4034 if {[info exists val]} break
4035 }
4036 if {[info exists val]} continue
4037 if {[regexp {^-} $arg]} {
4038 lappend oargs $arg
4039 } else {
4040 lappend refargs $arg
4041 }
4042 }
4043 set newviewopts($n,refs) [shellarglist $refargs]
4044 set newviewopts($n,args) [shellarglist $oargs]
4045}
4046
4047proc edit_or_newview {} {
4048 global curview
4049
4050 if {$curview > 0} {
4051 editview
4052 } else {
4053 newview 0
4054 }
4055}
4056
4057proc editview {} {
4058 global curview
4059 global viewname viewperm newviewname newviewopts
4060 global viewargs viewargscmd
4061
4062 set top .gitkvedit-$curview
4063 if {[winfo exists $top]} {
4064 raise $top
4065 return
4066 }
4067 decode_view_opts $curview $viewargs($curview)
4068 set newviewname($curview) $viewname($curview)
4069 set newviewopts($curview,perm) $viewperm($curview)
4070 set newviewopts($curview,cmd) $viewargscmd($curview)
4071 vieweditor $top $curview "[mc "Gitk: edit view"] $viewname($curview)"
4072}
4073
4074proc vieweditor {top n title} {
4075 global newviewname newviewopts viewfiles bgcolor
4076 global known_view_options NS
4077
4078 ttk_toplevel $top
4079 wm title $top [concat $title [mc "-- criteria for selecting revisions"]]
4080 make_transient $top .
4081
4082 # View name
4083 ${NS}::frame $top.nfr
4084 ${NS}::label $top.nl -text [mc "View Name"]
4085 ${NS}::entry $top.name -width 20 -textvariable newviewname($n)
4086 pack $top.nfr -in $top -fill x -pady 5 -padx 3
4087 pack $top.nl -in $top.nfr -side left -padx {0 5}
4088 pack $top.name -in $top.nfr -side left -padx {0 25}
4089
4090 # View options
4091 set cframe $top.nfr
4092 set cexpand 0
4093 set cnt 0
4094 foreach opt $known_view_options {
4095 set id [lindex $opt 0]
4096 set type [lindex $opt 1]
4097 set flags [lindex $opt 2]
4098 set title [eval [lindex $opt 4]]
4099 set lxpad 0
4100
4101 if {$flags eq "+" || $flags eq "*"} {
4102 set cframe $top.fr$cnt
4103 incr cnt
4104 ${NS}::frame $cframe
4105 pack $cframe -in $top -fill x -pady 3 -padx 3
4106 set cexpand [expr {$flags eq "*"}]
4107 } elseif {$flags eq ".." || $flags eq "*."} {
4108 set cframe $top.fr$cnt
4109 incr cnt
4110 ${NS}::frame $cframe
4111 pack $cframe -in $top -fill x -pady 3 -padx [list 15 3]
4112 set cexpand [expr {$flags eq "*."}]
4113 } else {
4114 set lxpad 5
4115 }
4116
4117 if {$type eq "l"} {
4118 ${NS}::label $cframe.l_$id -text $title
4119 pack $cframe.l_$id -in $cframe -side left -pady [list 3 0] -anchor w
4120 } elseif {$type eq "b"} {
4121 ${NS}::checkbutton $cframe.c_$id -text $title -variable newviewopts($n,$id)
4122 pack $cframe.c_$id -in $cframe -side left \
4123 -padx [list $lxpad 0] -expand $cexpand -anchor w
4124 } elseif {[regexp {^r(\d+)$} $type type sz]} {
4125 regexp {^(.*_)} $id uselessvar button_id
4126 ${NS}::radiobutton $cframe.c_$id -text $title -variable newviewopts($n,$button_id) -value $sz
4127 pack $cframe.c_$id -in $cframe -side left \
4128 -padx [list $lxpad 0] -expand $cexpand -anchor w
4129 } elseif {[regexp {^t(\d+)$} $type type sz]} {
4130 ${NS}::label $cframe.l_$id -text $title
4131 ${NS}::entry $cframe.e_$id -width $sz -background $bgcolor \
4132 -textvariable newviewopts($n,$id)
4133 pack $cframe.l_$id -in $cframe -side left -padx [list $lxpad 0]
4134 pack $cframe.e_$id -in $cframe -side left -expand 1 -fill x
4135 } elseif {[regexp {^t(\d+)=$} $type type sz]} {
4136 ${NS}::label $cframe.l_$id -text $title
4137 ${NS}::entry $cframe.e_$id -width $sz -background $bgcolor \
4138 -textvariable newviewopts($n,$id)
4139 pack $cframe.l_$id -in $cframe -side top -pady [list 3 0] -anchor w
4140 pack $cframe.e_$id -in $cframe -side top -fill x
4141 } elseif {$type eq "path"} {
4142 ${NS}::label $top.l -text $title
4143 pack $top.l -in $top -side top -pady [list 3 0] -anchor w -padx 3
4144 text $top.t -width 40 -height 5 -background $bgcolor
4145 if {[info exists viewfiles($n)]} {
4146 foreach f $viewfiles($n) {
4147 $top.t insert end $f
4148 $top.t insert end "\n"
4149 }
4150 $top.t delete {end - 1c} end
4151 $top.t mark set insert 0.0
4152 }
4153 pack $top.t -in $top -side top -pady [list 0 5] -fill both -expand 1 -padx 3
4154 }
4155 }
4156
4157 ${NS}::frame $top.buts
4158 ${NS}::button $top.buts.ok -text [mc "OK"] -command [list newviewok $top $n]
4159 ${NS}::button $top.buts.apply -text [mc "Apply (F5)"] -command [list newviewok $top $n 1]
4160 ${NS}::button $top.buts.can -text [mc "Cancel"] -command [list destroy $top]
4161 bind $top <Control-Return> [list newviewok $top $n]
4162 bind $top <F5> [list newviewok $top $n 1]
4163 bind $top <Escape> [list destroy $top]
4164 grid $top.buts.ok $top.buts.apply $top.buts.can
4165 grid columnconfigure $top.buts 0 -weight 1 -uniform a
4166 grid columnconfigure $top.buts 1 -weight 1 -uniform a
4167 grid columnconfigure $top.buts 2 -weight 1 -uniform a
4168 pack $top.buts -in $top -side top -fill x
4169 focus $top.t
4170}
4171
4172proc doviewmenu {m first cmd op argv} {
4173 set nmenu [$m index end]
4174 for {set i $first} {$i <= $nmenu} {incr i} {
4175 if {[$m entrycget $i -command] eq $cmd} {
4176 eval $m $op $i $argv
4177 break
4178 }
4179 }
4180}
4181
4182proc allviewmenus {n op args} {
4183 # global viewhlmenu
4184
4185 doviewmenu .bar.view 5 [list showview $n] $op $args
4186 # doviewmenu $viewhlmenu 1 [list addvhighlight $n] $op $args
4187}
4188
4189proc newviewok {top n {apply 0}} {
4190 global nextviewnum newviewperm newviewname newishighlight
4191 global viewname viewfiles viewperm selectedview curview
4192 global viewargs viewargscmd newviewopts viewhlmenu
4193
4194 if {[catch {
4195 set newargs [encode_view_opts $n]
4196 } err]} {
4197 error_popup "[mc "Error in commit selection arguments:"] $err" $top
4198 return
4199 }
4200 set files {}
4201 foreach f [split [$top.t get 0.0 end] "\n"] {
4202 set ft [string trim $f]
4203 if {$ft ne {}} {
4204 lappend files $ft
4205 }
4206 }
4207 if {![info exists viewfiles($n)]} {
4208 # creating a new view
4209 incr nextviewnum
4210 set viewname($n) $newviewname($n)
4211 set viewperm($n) $newviewopts($n,perm)
4212 set viewfiles($n) $files
4213 set viewargs($n) $newargs
4214 set viewargscmd($n) $newviewopts($n,cmd)
4215 addviewmenu $n
4216 if {!$newishighlight} {
4217 run showview $n
4218 } else {
4219 run addvhighlight $n
4220 }
4221 } else {
4222 # editing an existing view
4223 set viewperm($n) $newviewopts($n,perm)
4224 if {$newviewname($n) ne $viewname($n)} {
4225 set viewname($n) $newviewname($n)
4226 doviewmenu .bar.view 5 [list showview $n] \
4227 entryconf [list -label $viewname($n)]
4228 # doviewmenu $viewhlmenu 1 [list addvhighlight $n] \
4229 # entryconf [list -label $viewname($n) -value $viewname($n)]
4230 }
4231 if {$files ne $viewfiles($n) || $newargs ne $viewargs($n) || \
4232 $newviewopts($n,cmd) ne $viewargscmd($n)} {
4233 set viewfiles($n) $files
4234 set viewargs($n) $newargs
4235 set viewargscmd($n) $newviewopts($n,cmd)
4236 if {$curview == $n} {
4237 run reloadcommits
4238 }
4239 }
4240 }
4241 if {$apply} return
4242 catch {destroy $top}
4243}
4244
4245proc delview {} {
4246 global curview viewperm hlview selectedhlview
4247
4248 if {$curview == 0} return
4249 if {[info exists hlview] && $hlview == $curview} {
4250 set selectedhlview [mc "None"]
4251 unset hlview
4252 }
4253 allviewmenus $curview delete
4254 set viewperm($curview) 0
4255 showview 0
4256}
4257
4258proc addviewmenu {n} {
4259 global viewname viewhlmenu
4260
4261 .bar.view add radiobutton -label $viewname($n) \
4262 -command [list showview $n] -variable selectedview -value $n
4263 #$viewhlmenu add radiobutton -label $viewname($n) \
4264 # -command [list addvhighlight $n] -variable selectedhlview
4265}
4266
4267proc showview {n} {
4268 global curview cached_commitrow ordertok
4269 global displayorder parentlist rowidlist rowisopt rowfinal
4270 global colormap rowtextx nextcolor canvxmax
4271 global numcommits viewcomplete
4272 global selectedline currentid canv canvy0
4273 global treediffs
4274 global pending_select mainheadid
4275 global commitidx
4276 global selectedview
4277 global hlview selectedhlview commitinterest
4278
4279 if {$n == $curview} return
4280 set selid {}
4281 set ymax [lindex [$canv cget -scrollregion] 3]
4282 set span [$canv yview]
4283 set ytop [expr {[lindex $span 0] * $ymax}]
4284 set ybot [expr {[lindex $span 1] * $ymax}]
4285 set yscreen [expr {($ybot - $ytop) / 2}]
4286 if {$selectedline ne {}} {
4287 set selid $currentid
4288 set y [yc $selectedline]
4289 if {$ytop < $y && $y < $ybot} {
4290 set yscreen [expr {$y - $ytop}]
4291 }
4292 } elseif {[info exists pending_select]} {
4293 set selid $pending_select
4294 unset pending_select
4295 }
4296 unselectline
4297 normalline
4298 catch {unset treediffs}
4299 clear_display
4300 if {[info exists hlview] && $hlview == $n} {
4301 unset hlview
4302 set selectedhlview [mc "None"]
4303 }
4304 catch {unset commitinterest}
4305 catch {unset cached_commitrow}
4306 catch {unset ordertok}
4307
4308 set curview $n
4309 set selectedview $n
4310 .bar.view entryconf [mca "Edit view..."] -state [expr {$n == 0? "disabled": "normal"}]
4311 .bar.view entryconf [mca "Delete view"] -state [expr {$n == 0? "disabled": "normal"}]
4312
4313 run refill_reflist
4314 if {![info exists viewcomplete($n)]} {
4315 getcommits $selid
4316 return
4317 }
4318
4319 set displayorder {}
4320 set parentlist {}
4321 set rowidlist {}
4322 set rowisopt {}
4323 set rowfinal {}
4324 set numcommits $commitidx($n)
4325
4326 catch {unset colormap}
4327 catch {unset rowtextx}
4328 set nextcolor 0
4329 set canvxmax [$canv cget -width]
4330 set curview $n
4331 set row 0
4332 setcanvscroll
4333 set yf 0
4334 set row {}
4335 if {$selid ne {} && [commitinview $selid $n]} {
4336 set row [rowofcommit $selid]
4337 # try to get the selected row in the same position on the screen
4338 set ymax [lindex [$canv cget -scrollregion] 3]
4339 set ytop [expr {[yc $row] - $yscreen}]
4340 if {$ytop < 0} {
4341 set ytop 0
4342 }
4343 set yf [expr {$ytop * 1.0 / $ymax}]
4344 }
4345 allcanvs yview moveto $yf
4346 drawvisible
4347 if {$row ne {}} {
4348 selectline $row 0
4349 } elseif {!$viewcomplete($n)} {
4350 reset_pending_select $selid
4351 } else {
4352 reset_pending_select {}
4353
4354 if {[commitinview $pending_select $curview]} {
4355 selectline [rowofcommit $pending_select] 1
4356 } else {
4357 set row [first_real_row]
4358 if {$row < $numcommits} {
4359 selectline $row 0
4360 }
4361 }
4362 }
4363 if {!$viewcomplete($n)} {
4364 if {$numcommits == 0} {
4365 show_status [mc "Reading commits..."]
4366 }
4367 } elseif {$numcommits == 0} {
4368 show_status [mc "No commits selected"]
4369 }
4370}
4371
4372# Stuff relating to the highlighting facility
4373
4374proc ishighlighted {id} {
4375 global vhighlights fhighlights nhighlights rhighlights
4376
4377 if {[info exists nhighlights($id)] && $nhighlights($id) > 0} {
4378 return $nhighlights($id)
4379 }
4380 if {[info exists vhighlights($id)] && $vhighlights($id) > 0} {
4381 return $vhighlights($id)
4382 }
4383 if {[info exists fhighlights($id)] && $fhighlights($id) > 0} {
4384 return $fhighlights($id)
4385 }
4386 if {[info exists rhighlights($id)] && $rhighlights($id) > 0} {
4387 return $rhighlights($id)
4388 }
4389 return 0
4390}
4391
4392proc bolden {id font} {
4393 global canv linehtag currentid boldids need_redisplay markedid
4394
4395 # need_redisplay = 1 means the display is stale and about to be redrawn
4396 if {$need_redisplay} return
4397 lappend boldids $id
4398 $canv itemconf $linehtag($id) -font $font
4399 if {[info exists currentid] && $id eq $currentid} {
4400 $canv delete secsel
4401 set t [eval $canv create rect [$canv bbox $linehtag($id)] \
4402 -outline {{}} -tags secsel \
4403 -fill [$canv cget -selectbackground]]
4404 $canv lower $t
4405 }
4406 if {[info exists markedid] && $id eq $markedid} {
4407 make_idmark $id
4408 }
4409}
4410
4411proc bolden_name {id font} {
4412 global canv2 linentag currentid boldnameids need_redisplay
4413
4414 if {$need_redisplay} return
4415 lappend boldnameids $id
4416 $canv2 itemconf $linentag($id) -font $font
4417 if {[info exists currentid] && $id eq $currentid} {
4418 $canv2 delete secsel
4419 set t [eval $canv2 create rect [$canv2 bbox $linentag($id)] \
4420 -outline {{}} -tags secsel \
4421 -fill [$canv2 cget -selectbackground]]
4422 $canv2 lower $t
4423 }
4424}
4425
4426proc unbolden {} {
4427 global boldids
4428
4429 set stillbold {}
4430 foreach id $boldids {
4431 if {![ishighlighted $id]} {
4432 bolden $id mainfont
4433 } else {
4434 lappend stillbold $id
4435 }
4436 }
4437 set boldids $stillbold
4438}
4439
4440proc addvhighlight {n} {
4441 global hlview viewcomplete curview vhl_done commitidx
4442
4443 if {[info exists hlview]} {
4444 delvhighlight
4445 }
4446 set hlview $n
4447 if {$n != $curview && ![info exists viewcomplete($n)]} {
4448 start_rev_list $n
4449 }
4450 set vhl_done $commitidx($hlview)
4451 if {$vhl_done > 0} {
4452 drawvisible
4453 }
4454}
4455
4456proc delvhighlight {} {
4457 global hlview vhighlights
4458
4459 if {![info exists hlview]} return
4460 unset hlview
4461 catch {unset vhighlights}
4462 unbolden
4463}
4464
4465proc vhighlightmore {} {
4466 global hlview vhl_done commitidx vhighlights curview
4467
4468 set max $commitidx($hlview)
4469 set vr [visiblerows]
4470 set r0 [lindex $vr 0]
4471 set r1 [lindex $vr 1]
4472 for {set i $vhl_done} {$i < $max} {incr i} {
4473 set id [commitonrow $i $hlview]
4474 if {[commitinview $id $curview]} {
4475 set row [rowofcommit $id]
4476 if {$r0 <= $row && $row <= $r1} {
4477 if {![highlighted $row]} {
4478 bolden $id mainfontbold
4479 }
4480 set vhighlights($id) 1
4481 }
4482 }
4483 }
4484 set vhl_done $max
4485 return 0
4486}
4487
4488proc askvhighlight {row id} {
4489 global hlview vhighlights iddrawn
4490
4491 if {[commitinview $id $hlview]} {
4492 if {[info exists iddrawn($id)] && ![ishighlighted $id]} {
4493 bolden $id mainfontbold
4494 }
4495 set vhighlights($id) 1
4496 } else {
4497 set vhighlights($id) 0
4498 }
4499}
4500
4501proc hfiles_change {} {
4502 global highlight_files filehighlight fhighlights fh_serial
4503 global highlight_paths
4504
4505 if {[info exists filehighlight]} {
4506 # delete previous highlights
4507 catch {close $filehighlight}
4508 unset filehighlight
4509 catch {unset fhighlights}
4510 unbolden
4511 unhighlight_filelist
4512 }
4513 set highlight_paths {}
4514 after cancel do_file_hl $fh_serial
4515 incr fh_serial
4516 if {$highlight_files ne {}} {
4517 after 300 do_file_hl $fh_serial
4518 }
4519}
4520
4521proc gdttype_change {name ix op} {
4522 global gdttype highlight_files findstring findpattern
4523
4524 stopfinding
4525 if {$findstring ne {}} {
4526 if {$gdttype eq [mc "containing:"]} {
4527 if {$highlight_files ne {}} {
4528 set highlight_files {}
4529 hfiles_change
4530 }
4531 findcom_change
4532 } else {
4533 if {$findpattern ne {}} {
4534 set findpattern {}
4535 findcom_change
4536 }
4537 set highlight_files $findstring
4538 hfiles_change
4539 }
4540 drawvisible
4541 }
4542 # enable/disable findtype/findloc menus too
4543}
4544
4545proc find_change {name ix op} {
4546 global gdttype findstring highlight_files
4547
4548 stopfinding
4549 if {$gdttype eq [mc "containing:"]} {
4550 findcom_change
4551 } else {
4552 if {$highlight_files ne $findstring} {
4553 set highlight_files $findstring
4554 hfiles_change
4555 }
4556 }
4557 drawvisible
4558}
4559
4560proc findcom_change args {
4561 global nhighlights boldnameids
4562 global findpattern findtype findstring gdttype
4563
4564 stopfinding
4565 # delete previous highlights, if any
4566 foreach id $boldnameids {
4567 bolden_name $id mainfont
4568 }
4569 set boldnameids {}
4570 catch {unset nhighlights}
4571 unbolden
4572 unmarkmatches
4573 if {$gdttype ne [mc "containing:"] || $findstring eq {}} {
4574 set findpattern {}
4575 } elseif {$findtype eq [mc "Regexp"]} {
4576 set findpattern $findstring
4577 } else {
4578 set e [string map {"*" "\\*" "?" "\\?" "\[" "\\\[" "\\" "\\\\"} \
4579 $findstring]
4580 set findpattern "*$e*"
4581 }
4582}
4583
4584proc makepatterns {l} {
4585 set ret {}
4586 foreach e $l {
4587 set ee [string map {"*" "\\*" "?" "\\?" "\[" "\\\[" "\\" "\\\\"} $e]
4588 if {[string index $ee end] eq "/"} {
4589 lappend ret "$ee*"
4590 } else {
4591 lappend ret $ee
4592 lappend ret "$ee/*"
4593 }
4594 }
4595 return $ret
4596}
4597
4598proc do_file_hl {serial} {
4599 global highlight_files filehighlight highlight_paths gdttype fhl_list
4600 global cdup findtype
4601
4602 if {$gdttype eq [mc "touching paths:"]} {
4603 # If "exact" match then convert backslashes to forward slashes.
4604 # Most useful to support Windows-flavoured file paths.
4605 if {$findtype eq [mc "Exact"]} {
4606 set highlight_files [string map {"\\" "/"} $highlight_files]
4607 }
4608 if {[catch {set paths [shellsplit $highlight_files]}]} return
4609 set highlight_paths [makepatterns $paths]
4610 highlight_filelist
4611 set relative_paths {}
4612 foreach path $paths {
4613 lappend relative_paths [file join $cdup $path]
4614 }
4615 set gdtargs [concat -- $relative_paths]
4616 } elseif {$gdttype eq [mc "adding/removing string:"]} {
4617 set gdtargs [list "-S$highlight_files"]
4618 } else {
4619 # must be "containing:", i.e. we're searching commit info
4620 return
4621 }
4622 set cmd [concat | git diff-tree -r -s --stdin $gdtargs]
4623 set filehighlight [open $cmd r+]
4624 fconfigure $filehighlight -blocking 0
4625 filerun $filehighlight readfhighlight
4626 set fhl_list {}
4627 drawvisible
4628 flushhighlights
4629}
4630
4631proc flushhighlights {} {
4632 global filehighlight fhl_list
4633
4634 if {[info exists filehighlight]} {
4635 lappend fhl_list {}
4636 puts $filehighlight ""
4637 flush $filehighlight
4638 }
4639}
4640
4641proc askfilehighlight {row id} {
4642 global filehighlight fhighlights fhl_list
4643
4644 lappend fhl_list $id
4645 set fhighlights($id) -1
4646 puts $filehighlight $id
4647}
4648
4649proc readfhighlight {} {
4650 global filehighlight fhighlights curview iddrawn
4651 global fhl_list find_dirn
4652
4653 if {![info exists filehighlight]} {
4654 return 0
4655 }
4656 set nr 0
4657 while {[incr nr] <= 100 && [gets $filehighlight line] >= 0} {
4658 set line [string trim $line]
4659 set i [lsearch -exact $fhl_list $line]
4660 if {$i < 0} continue
4661 for {set j 0} {$j < $i} {incr j} {
4662 set id [lindex $fhl_list $j]
4663 set fhighlights($id) 0
4664 }
4665 set fhl_list [lrange $fhl_list [expr {$i+1}] end]
4666 if {$line eq {}} continue
4667 if {![commitinview $line $curview]} continue
4668 if {[info exists iddrawn($line)] && ![ishighlighted $line]} {
4669 bolden $line mainfontbold
4670 }
4671 set fhighlights($line) 1
4672 }
4673 if {[eof $filehighlight]} {
4674 # strange...
4675 puts "oops, git diff-tree died"
4676 catch {close $filehighlight}
4677 unset filehighlight
4678 return 0
4679 }
4680 if {[info exists find_dirn]} {
4681 run findmore
4682 }
4683 return 1
4684}
4685
4686proc doesmatch {f} {
4687 global findtype findpattern
4688
4689 if {$findtype eq [mc "Regexp"]} {
4690 return [regexp $findpattern $f]
4691 } elseif {$findtype eq [mc "IgnCase"]} {
4692 return [string match -nocase $findpattern $f]
4693 } else {
4694 return [string match $findpattern $f]
4695 }
4696}
4697
4698proc askfindhighlight {row id} {
4699 global nhighlights commitinfo iddrawn
4700 global findloc
4701 global markingmatches
4702
4703 if {![info exists commitinfo($id)]} {
4704 getcommit $id
4705 }
4706 set info $commitinfo($id)
4707 set isbold 0
4708 set fldtypes [list [mc Headline] [mc Author] "" [mc Committer] "" [mc Comments]]
4709 foreach f $info ty $fldtypes {
4710 if {$ty eq ""} continue
4711 if {($findloc eq [mc "All fields"] || $findloc eq $ty) &&
4712 [doesmatch $f]} {
4713 if {$ty eq [mc "Author"]} {
4714 set isbold 2
4715 break
4716 }
4717 set isbold 1
4718 }
4719 }
4720 if {$isbold && [info exists iddrawn($id)]} {
4721 if {![ishighlighted $id]} {
4722 bolden $id mainfontbold
4723 if {$isbold > 1} {
4724 bolden_name $id mainfontbold
4725 }
4726 }
4727 if {$markingmatches} {
4728 markrowmatches $row $id
4729 }
4730 }
4731 set nhighlights($id) $isbold
4732}
4733
4734proc markrowmatches {row id} {
4735 global canv canv2 linehtag linentag commitinfo findloc
4736
4737 set headline [lindex $commitinfo($id) 0]
4738 set author [lindex $commitinfo($id) 1]
4739 $canv delete match$row
4740 $canv2 delete match$row
4741 if {$findloc eq [mc "All fields"] || $findloc eq [mc "Headline"]} {
4742 set m [findmatches $headline]
4743 if {$m ne {}} {
4744 markmatches $canv $row $headline $linehtag($id) $m \
4745 [$canv itemcget $linehtag($id) -font] $row
4746 }
4747 }
4748 if {$findloc eq [mc "All fields"] || $findloc eq [mc "Author"]} {
4749 set m [findmatches $author]
4750 if {$m ne {}} {
4751 markmatches $canv2 $row $author $linentag($id) $m \
4752 [$canv2 itemcget $linentag($id) -font] $row
4753 }
4754 }
4755}
4756
4757proc vrel_change {name ix op} {
4758 global highlight_related
4759
4760 rhighlight_none
4761 if {$highlight_related ne [mc "None"]} {
4762 run drawvisible
4763 }
4764}
4765
4766# prepare for testing whether commits are descendents or ancestors of a
4767proc rhighlight_sel {a} {
4768 global descendent desc_todo ancestor anc_todo
4769 global highlight_related
4770
4771 catch {unset descendent}
4772 set desc_todo [list $a]
4773 catch {unset ancestor}
4774 set anc_todo [list $a]
4775 if {$highlight_related ne [mc "None"]} {
4776 rhighlight_none
4777 run drawvisible
4778 }
4779}
4780
4781proc rhighlight_none {} {
4782 global rhighlights
4783
4784 catch {unset rhighlights}
4785 unbolden
4786}
4787
4788proc is_descendent {a} {
4789 global curview children descendent desc_todo
4790
4791 set v $curview
4792 set la [rowofcommit $a]
4793 set todo $desc_todo
4794 set leftover {}
4795 set done 0
4796 for {set i 0} {$i < [llength $todo]} {incr i} {
4797 set do [lindex $todo $i]
4798 if {[rowofcommit $do] < $la} {
4799 lappend leftover $do
4800 continue
4801 }
4802 foreach nk $children($v,$do) {
4803 if {![info exists descendent($nk)]} {
4804 set descendent($nk) 1
4805 lappend todo $nk
4806 if {$nk eq $a} {
4807 set done 1
4808 }
4809 }
4810 }
4811 if {$done} {
4812 set desc_todo [concat $leftover [lrange $todo [expr {$i+1}] end]]
4813 return
4814 }
4815 }
4816 set descendent($a) 0
4817 set desc_todo $leftover
4818}
4819
4820proc is_ancestor {a} {
4821 global curview parents ancestor anc_todo
4822
4823 set v $curview
4824 set la [rowofcommit $a]
4825 set todo $anc_todo
4826 set leftover {}
4827 set done 0
4828 for {set i 0} {$i < [llength $todo]} {incr i} {
4829 set do [lindex $todo $i]
4830 if {![commitinview $do $v] || [rowofcommit $do] > $la} {
4831 lappend leftover $do
4832 continue
4833 }
4834 foreach np $parents($v,$do) {
4835 if {![info exists ancestor($np)]} {
4836 set ancestor($np) 1
4837 lappend todo $np
4838 if {$np eq $a} {
4839 set done 1
4840 }
4841 }
4842 }
4843 if {$done} {
4844 set anc_todo [concat $leftover [lrange $todo [expr {$i+1}] end]]
4845 return
4846 }
4847 }
4848 set ancestor($a) 0
4849 set anc_todo $leftover
4850}
4851
4852proc askrelhighlight {row id} {
4853 global descendent highlight_related iddrawn rhighlights
4854 global selectedline ancestor
4855
4856 if {$selectedline eq {}} return
4857 set isbold 0
4858 if {$highlight_related eq [mc "Descendant"] ||
4859 $highlight_related eq [mc "Not descendant"]} {
4860 if {![info exists descendent($id)]} {
4861 is_descendent $id
4862 }
4863 if {$descendent($id) == ($highlight_related eq [mc "Descendant"])} {
4864 set isbold 1
4865 }
4866 } elseif {$highlight_related eq [mc "Ancestor"] ||
4867 $highlight_related eq [mc "Not ancestor"]} {
4868 if {![info exists ancestor($id)]} {
4869 is_ancestor $id
4870 }
4871 if {$ancestor($id) == ($highlight_related eq [mc "Ancestor"])} {
4872 set isbold 1
4873 }
4874 }
4875 if {[info exists iddrawn($id)]} {
4876 if {$isbold && ![ishighlighted $id]} {
4877 bolden $id mainfontbold
4878 }
4879 }
4880 set rhighlights($id) $isbold
4881}
4882
4883# Graph layout functions
4884
4885proc shortids {ids} {
4886 set res {}
4887 foreach id $ids {
4888 if {[llength $id] > 1} {
4889 lappend res [shortids $id]
4890 } elseif {[regexp {^[0-9a-f]{40}$} $id]} {
4891 lappend res [string range $id 0 7]
4892 } else {
4893 lappend res $id
4894 }
4895 }
4896 return $res
4897}
4898
4899proc ntimes {n o} {
4900 set ret {}
4901 set o [list $o]
4902 for {set mask 1} {$mask <= $n} {incr mask $mask} {
4903 if {($n & $mask) != 0} {
4904 set ret [concat $ret $o]
4905 }
4906 set o [concat $o $o]
4907 }
4908 return $ret
4909}
4910
4911proc ordertoken {id} {
4912 global ordertok curview varcid varcstart varctok curview parents children
4913 global nullid nullid2
4914
4915 if {[info exists ordertok($id)]} {
4916 return $ordertok($id)
4917 }
4918 set origid $id
4919 set todo {}
4920 while {1} {
4921 if {[info exists varcid($curview,$id)]} {
4922 set a $varcid($curview,$id)
4923 set p [lindex $varcstart($curview) $a]
4924 } else {
4925 set p [lindex $children($curview,$id) 0]
4926 }
4927 if {[info exists ordertok($p)]} {
4928 set tok $ordertok($p)
4929 break
4930 }
4931 set id [first_real_child $curview,$p]
4932 if {$id eq {}} {
4933 # it's a root
4934 set tok [lindex $varctok($curview) $varcid($curview,$p)]
4935 break
4936 }
4937 if {[llength $parents($curview,$id)] == 1} {
4938 lappend todo [list $p {}]
4939 } else {
4940 set j [lsearch -exact $parents($curview,$id) $p]
4941 if {$j < 0} {
4942 puts "oops didn't find [shortids $p] in parents of [shortids $id]"
4943 }
4944 lappend todo [list $p [strrep $j]]
4945 }
4946 }
4947 for {set i [llength $todo]} {[incr i -1] >= 0} {} {
4948 set p [lindex $todo $i 0]
4949 append tok [lindex $todo $i 1]
4950 set ordertok($p) $tok
4951 }
4952 set ordertok($origid) $tok
4953 return $tok
4954}
4955
4956# Work out where id should go in idlist so that order-token
4957# values increase from left to right
4958proc idcol {idlist id {i 0}} {
4959 set t [ordertoken $id]
4960 if {$i < 0} {
4961 set i 0
4962 }
4963 if {$i >= [llength $idlist] || $t < [ordertoken [lindex $idlist $i]]} {
4964 if {$i > [llength $idlist]} {
4965 set i [llength $idlist]
4966 }
4967 while {[incr i -1] >= 0 && $t < [ordertoken [lindex $idlist $i]]} {}
4968 incr i
4969 } else {
4970 if {$t > [ordertoken [lindex $idlist $i]]} {
4971 while {[incr i] < [llength $idlist] &&
4972 $t >= [ordertoken [lindex $idlist $i]]} {}
4973 }
4974 }
4975 return $i
4976}
4977
4978proc initlayout {} {
4979 global rowidlist rowisopt rowfinal displayorder parentlist
4980 global numcommits canvxmax canv
4981 global nextcolor
4982 global colormap rowtextx
4983
4984 set numcommits 0
4985 set displayorder {}
4986 set parentlist {}
4987 set nextcolor 0
4988 set rowidlist {}
4989 set rowisopt {}
4990 set rowfinal {}
4991 set canvxmax [$canv cget -width]
4992 catch {unset colormap}
4993 catch {unset rowtextx}
4994 setcanvscroll
4995}
4996
4997proc setcanvscroll {} {
4998 global canv canv2 canv3 numcommits linespc canvxmax canvy0
4999 global lastscrollset lastscrollrows
5000
5001 set ymax [expr {$canvy0 + ($numcommits - 0.5) * $linespc + 2}]
5002 $canv conf -scrollregion [list 0 0 $canvxmax $ymax]
5003 $canv2 conf -scrollregion [list 0 0 0 $ymax]
5004 $canv3 conf -scrollregion [list 0 0 0 $ymax]
5005 set lastscrollset [clock clicks -milliseconds]
5006 set lastscrollrows $numcommits
5007}
5008
5009proc visiblerows {} {
5010 global canv numcommits linespc
5011
5012 set ymax [lindex [$canv cget -scrollregion] 3]
5013 if {$ymax eq {} || $ymax == 0} return
5014 set f [$canv yview]
5015 set y0 [expr {int([lindex $f 0] * $ymax)}]
5016 set r0 [expr {int(($y0 - 3) / $linespc) - 1}]
5017 if {$r0 < 0} {
5018 set r0 0
5019 }
5020 set y1 [expr {int([lindex $f 1] * $ymax)}]
5021 set r1 [expr {int(($y1 - 3) / $linespc) + 1}]
5022 if {$r1 >= $numcommits} {
5023 set r1 [expr {$numcommits - 1}]
5024 }
5025 return [list $r0 $r1]
5026}
5027
5028proc layoutmore {} {
5029 global commitidx viewcomplete curview
5030 global numcommits pending_select curview
5031 global lastscrollset lastscrollrows
5032
5033 if {$lastscrollrows < 100 || $viewcomplete($curview) ||
5034 [clock clicks -milliseconds] - $lastscrollset > 500} {
5035 setcanvscroll
5036 }
5037 if {[info exists pending_select] &&
5038 [commitinview $pending_select $curview]} {
5039 update
5040 selectline [rowofcommit $pending_select] 1
5041 }
5042 drawvisible
5043}
5044
5045# With path limiting, we mightn't get the actual HEAD commit,
5046# so ask git rev-list what is the first ancestor of HEAD that
5047# touches a file in the path limit.
5048proc get_viewmainhead {view} {
5049 global viewmainheadid vfilelimit viewinstances mainheadid
5050
5051 catch {
5052 set rfd [open [concat | git rev-list -1 $mainheadid \
5053 -- $vfilelimit($view)] r]
5054 set j [reg_instance $rfd]
5055 lappend viewinstances($view) $j
5056 fconfigure $rfd -blocking 0
5057 filerun $rfd [list getviewhead $rfd $j $view]
5058 set viewmainheadid($curview) {}
5059 }
5060}
5061
5062# git rev-list should give us just 1 line to use as viewmainheadid($view)
5063proc getviewhead {fd inst view} {
5064 global viewmainheadid commfd curview viewinstances showlocalchanges
5065
5066 set id {}
5067 if {[gets $fd line] < 0} {
5068 if {![eof $fd]} {
5069 return 1
5070 }
5071 } elseif {[string length $line] == 40 && [string is xdigit $line]} {
5072 set id $line
5073 }
5074 set viewmainheadid($view) $id
5075 close $fd
5076 unset commfd($inst)
5077 set i [lsearch -exact $viewinstances($view) $inst]
5078 if {$i >= 0} {
5079 set viewinstances($view) [lreplace $viewinstances($view) $i $i]
5080 }
5081 if {$showlocalchanges && $id ne {} && $view == $curview} {
5082 doshowlocalchanges
5083 }
5084 return 0
5085}
5086
5087proc doshowlocalchanges {} {
5088 global curview viewmainheadid
5089
5090 if {$viewmainheadid($curview) eq {}} return
5091 if {[commitinview $viewmainheadid($curview) $curview]} {
5092 dodiffindex
5093 } else {
5094 interestedin $viewmainheadid($curview) dodiffindex
5095 }
5096}
5097
5098proc dohidelocalchanges {} {
5099 global nullid nullid2 lserial curview
5100
5101 if {[commitinview $nullid $curview]} {
5102 removefakerow $nullid
5103 }
5104 if {[commitinview $nullid2 $curview]} {
5105 removefakerow $nullid2
5106 }
5107 incr lserial
5108}
5109
5110# spawn off a process to do git diff-index --cached HEAD
5111proc dodiffindex {} {
5112 global lserial showlocalchanges vfilelimit curview
5113 global hasworktree
5114
5115 if {!$showlocalchanges || !$hasworktree} return
5116 incr lserial
5117 set cmd "|git diff-index --cached HEAD"
5118 if {$vfilelimit($curview) ne {}} {
5119 set cmd [concat $cmd -- $vfilelimit($curview)]
5120 }
5121 set fd [open $cmd r]
5122 fconfigure $fd -blocking 0
5123 set i [reg_instance $fd]
5124 filerun $fd [list readdiffindex $fd $lserial $i]
5125}
5126
5127proc readdiffindex {fd serial inst} {
5128 global viewmainheadid nullid nullid2 curview commitinfo commitdata lserial
5129 global vfilelimit
5130
5131 set isdiff 1
5132 if {[gets $fd line] < 0} {
5133 if {![eof $fd]} {
5134 return 1
5135 }
5136 set isdiff 0
5137 }
5138 # we only need to see one line and we don't really care what it says...
5139 stop_instance $inst
5140
5141 if {$serial != $lserial} {
5142 return 0
5143 }
5144
5145 # now see if there are any local changes not checked in to the index
5146 set cmd "|git diff-files"
5147 if {$vfilelimit($curview) ne {}} {
5148 set cmd [concat $cmd -- $vfilelimit($curview)]
5149 }
5150 set fd [open $cmd r]
5151 fconfigure $fd -blocking 0
5152 set i [reg_instance $fd]
5153 filerun $fd [list readdifffiles $fd $serial $i]
5154
5155 if {$isdiff && ![commitinview $nullid2 $curview]} {
5156 # add the line for the changes in the index to the graph
5157 set hl [mc "Local changes checked in to index but not committed"]
5158 set commitinfo($nullid2) [list $hl {} {} {} {} " $hl\n"]
5159 set commitdata($nullid2) "\n $hl\n"
5160 if {[commitinview $nullid $curview]} {
5161 removefakerow $nullid
5162 }
5163 insertfakerow $nullid2 $viewmainheadid($curview)
5164 } elseif {!$isdiff && [commitinview $nullid2 $curview]} {
5165 if {[commitinview $nullid $curview]} {
5166 removefakerow $nullid
5167 }
5168 removefakerow $nullid2
5169 }
5170 return 0
5171}
5172
5173proc readdifffiles {fd serial inst} {
5174 global viewmainheadid nullid nullid2 curview
5175 global commitinfo commitdata lserial
5176
5177 set isdiff 1
5178 if {[gets $fd line] < 0} {
5179 if {![eof $fd]} {
5180 return 1
5181 }
5182 set isdiff 0
5183 }
5184 # we only need to see one line and we don't really care what it says...
5185 stop_instance $inst
5186
5187 if {$serial != $lserial} {
5188 return 0
5189 }
5190
5191 if {$isdiff && ![commitinview $nullid $curview]} {
5192 # add the line for the local diff to the graph
5193 set hl [mc "Local uncommitted changes, not checked in to index"]
5194 set commitinfo($nullid) [list $hl {} {} {} {} " $hl\n"]
5195 set commitdata($nullid) "\n $hl\n"
5196 if {[commitinview $nullid2 $curview]} {
5197 set p $nullid2
5198 } else {
5199 set p $viewmainheadid($curview)
5200 }
5201 insertfakerow $nullid $p
5202 } elseif {!$isdiff && [commitinview $nullid $curview]} {
5203 removefakerow $nullid
5204 }
5205 return 0
5206}
5207
5208proc nextuse {id row} {
5209 global curview children
5210
5211 if {[info exists children($curview,$id)]} {
5212 foreach kid $children($curview,$id) {
5213 if {![commitinview $kid $curview]} {
5214 return -1
5215 }
5216 if {[rowofcommit $kid] > $row} {
5217 return [rowofcommit $kid]
5218 }
5219 }
5220 }
5221 if {[commitinview $id $curview]} {
5222 return [rowofcommit $id]
5223 }
5224 return -1
5225}
5226
5227proc prevuse {id row} {
5228 global curview children
5229
5230 set ret -1
5231 if {[info exists children($curview,$id)]} {
5232 foreach kid $children($curview,$id) {
5233 if {![commitinview $kid $curview]} break
5234 if {[rowofcommit $kid] < $row} {
5235 set ret [rowofcommit $kid]
5236 }
5237 }
5238 }
5239 return $ret
5240}
5241
5242proc make_idlist {row} {
5243 global displayorder parentlist uparrowlen downarrowlen mingaplen
5244 global commitidx curview children
5245
5246 set r [expr {$row - $mingaplen - $downarrowlen - 1}]
5247 if {$r < 0} {
5248 set r 0
5249 }
5250 set ra [expr {$row - $downarrowlen}]
5251 if {$ra < 0} {
5252 set ra 0
5253 }
5254 set rb [expr {$row + $uparrowlen}]
5255 if {$rb > $commitidx($curview)} {
5256 set rb $commitidx($curview)
5257 }
5258 make_disporder $r [expr {$rb + 1}]
5259 set ids {}
5260 for {} {$r < $ra} {incr r} {
5261 set nextid [lindex $displayorder [expr {$r + 1}]]
5262 foreach p [lindex $parentlist $r] {
5263 if {$p eq $nextid} continue
5264 set rn [nextuse $p $r]
5265 if {$rn >= $row &&
5266 $rn <= $r + $downarrowlen + $mingaplen + $uparrowlen} {
5267 lappend ids [list [ordertoken $p] $p]
5268 }
5269 }
5270 }
5271 for {} {$r < $row} {incr r} {
5272 set nextid [lindex $displayorder [expr {$r + 1}]]
5273 foreach p [lindex $parentlist $r] {
5274 if {$p eq $nextid} continue
5275 set rn [nextuse $p $r]
5276 if {$rn < 0 || $rn >= $row} {
5277 lappend ids [list [ordertoken $p] $p]
5278 }
5279 }
5280 }
5281 set id [lindex $displayorder $row]
5282 lappend ids [list [ordertoken $id] $id]
5283 while {$r < $rb} {
5284 foreach p [lindex $parentlist $r] {
5285 set firstkid [lindex $children($curview,$p) 0]
5286 if {[rowofcommit $firstkid] < $row} {
5287 lappend ids [list [ordertoken $p] $p]
5288 }
5289 }
5290 incr r
5291 set id [lindex $displayorder $r]
5292 if {$id ne {}} {
5293 set firstkid [lindex $children($curview,$id) 0]
5294 if {$firstkid ne {} && [rowofcommit $firstkid] < $row} {
5295 lappend ids [list [ordertoken $id] $id]
5296 }
5297 }
5298 }
5299 set idlist {}
5300 foreach idx [lsort -unique $ids] {
5301 lappend idlist [lindex $idx 1]
5302 }
5303 return $idlist
5304}
5305
5306proc rowsequal {a b} {
5307 while {[set i [lsearch -exact $a {}]] >= 0} {
5308 set a [lreplace $a $i $i]
5309 }
5310 while {[set i [lsearch -exact $b {}]] >= 0} {
5311 set b [lreplace $b $i $i]
5312 }
5313 return [expr {$a eq $b}]
5314}
5315
5316proc makeupline {id row rend col} {
5317 global rowidlist uparrowlen downarrowlen mingaplen
5318
5319 for {set r $rend} {1} {set r $rstart} {
5320 set rstart [prevuse $id $r]
5321 if {$rstart < 0} return
5322 if {$rstart < $row} break
5323 }
5324 if {$rstart + $uparrowlen + $mingaplen + $downarrowlen < $rend} {
5325 set rstart [expr {$rend - $uparrowlen - 1}]
5326 }
5327 for {set r $rstart} {[incr r] <= $row} {} {
5328 set idlist [lindex $rowidlist $r]
5329 if {$idlist ne {} && [lsearch -exact $idlist $id] < 0} {
5330 set col [idcol $idlist $id $col]
5331 lset rowidlist $r [linsert $idlist $col $id]
5332 changedrow $r
5333 }
5334 }
5335}
5336
5337proc layoutrows {row endrow} {
5338 global rowidlist rowisopt rowfinal displayorder
5339 global uparrowlen downarrowlen maxwidth mingaplen
5340 global children parentlist
5341 global commitidx viewcomplete curview
5342
5343 make_disporder [expr {$row - 1}] [expr {$endrow + $uparrowlen}]
5344 set idlist {}
5345 if {$row > 0} {
5346 set rm1 [expr {$row - 1}]
5347 foreach id [lindex $rowidlist $rm1] {
5348 if {$id ne {}} {
5349 lappend idlist $id
5350 }
5351 }
5352 set final [lindex $rowfinal $rm1]
5353 }
5354 for {} {$row < $endrow} {incr row} {
5355 set rm1 [expr {$row - 1}]
5356 if {$rm1 < 0 || $idlist eq {}} {
5357 set idlist [make_idlist $row]
5358 set final 1
5359 } else {
5360 set id [lindex $displayorder $rm1]
5361 set col [lsearch -exact $idlist $id]
5362 set idlist [lreplace $idlist $col $col]
5363 foreach p [lindex $parentlist $rm1] {
5364 if {[lsearch -exact $idlist $p] < 0} {
5365 set col [idcol $idlist $p $col]
5366 set idlist [linsert $idlist $col $p]
5367 # if not the first child, we have to insert a line going up
5368 if {$id ne [lindex $children($curview,$p) 0]} {
5369 makeupline $p $rm1 $row $col
5370 }
5371 }
5372 }
5373 set id [lindex $displayorder $row]
5374 if {$row > $downarrowlen} {
5375 set termrow [expr {$row - $downarrowlen - 1}]
5376 foreach p [lindex $parentlist $termrow] {
5377 set i [lsearch -exact $idlist $p]
5378 if {$i < 0} continue
5379 set nr [nextuse $p $termrow]
5380 if {$nr < 0 || $nr >= $row + $mingaplen + $uparrowlen} {
5381 set idlist [lreplace $idlist $i $i]
5382 }
5383 }
5384 }
5385 set col [lsearch -exact $idlist $id]
5386 if {$col < 0} {
5387 set col [idcol $idlist $id]
5388 set idlist [linsert $idlist $col $id]
5389 if {$children($curview,$id) ne {}} {
5390 makeupline $id $rm1 $row $col
5391 }
5392 }
5393 set r [expr {$row + $uparrowlen - 1}]
5394 if {$r < $commitidx($curview)} {
5395 set x $col
5396 foreach p [lindex $parentlist $r] {
5397 if {[lsearch -exact $idlist $p] >= 0} continue
5398 set fk [lindex $children($curview,$p) 0]
5399 if {[rowofcommit $fk] < $row} {
5400 set x [idcol $idlist $p $x]
5401 set idlist [linsert $idlist $x $p]
5402 }
5403 }
5404 if {[incr r] < $commitidx($curview)} {
5405 set p [lindex $displayorder $r]
5406 if {[lsearch -exact $idlist $p] < 0} {
5407 set fk [lindex $children($curview,$p) 0]
5408 if {$fk ne {} && [rowofcommit $fk] < $row} {
5409 set x [idcol $idlist $p $x]
5410 set idlist [linsert $idlist $x $p]
5411 }
5412 }
5413 }
5414 }
5415 }
5416 if {$final && !$viewcomplete($curview) &&
5417 $row + $uparrowlen + $mingaplen + $downarrowlen
5418 >= $commitidx($curview)} {
5419 set final 0
5420 }
5421 set l [llength $rowidlist]
5422 if {$row == $l} {
5423 lappend rowidlist $idlist
5424 lappend rowisopt 0
5425 lappend rowfinal $final
5426 } elseif {$row < $l} {
5427 if {![rowsequal $idlist [lindex $rowidlist $row]]} {
5428 lset rowidlist $row $idlist
5429 changedrow $row
5430 }
5431 lset rowfinal $row $final
5432 } else {
5433 set pad [ntimes [expr {$row - $l}] {}]
5434 set rowidlist [concat $rowidlist $pad]
5435 lappend rowidlist $idlist
5436 set rowfinal [concat $rowfinal $pad]
5437 lappend rowfinal $final
5438 set rowisopt [concat $rowisopt [ntimes [expr {$row - $l + 1}] 0]]
5439 }
5440 }
5441 return $row
5442}
5443
5444proc changedrow {row} {
5445 global displayorder iddrawn rowisopt need_redisplay
5446
5447 set l [llength $rowisopt]
5448 if {$row < $l} {
5449 lset rowisopt $row 0
5450 if {$row + 1 < $l} {
5451 lset rowisopt [expr {$row + 1}] 0
5452 if {$row + 2 < $l} {
5453 lset rowisopt [expr {$row + 2}] 0
5454 }
5455 }
5456 }
5457 set id [lindex $displayorder $row]
5458 if {[info exists iddrawn($id)]} {
5459 set need_redisplay 1
5460 }
5461}
5462
5463proc insert_pad {row col npad} {
5464 global rowidlist
5465
5466 set pad [ntimes $npad {}]
5467 set idlist [lindex $rowidlist $row]
5468 set bef [lrange $idlist 0 [expr {$col - 1}]]
5469 set aft [lrange $idlist $col end]
5470 set i [lsearch -exact $aft {}]
5471 if {$i > 0} {
5472 set aft [lreplace $aft $i $i]
5473 }
5474 lset rowidlist $row [concat $bef $pad $aft]
5475 changedrow $row
5476}
5477
5478proc optimize_rows {row col endrow} {
5479 global rowidlist rowisopt displayorder curview children
5480
5481 if {$row < 1} {
5482 set row 1
5483 }
5484 for {} {$row < $endrow} {incr row; set col 0} {
5485 if {[lindex $rowisopt $row]} continue
5486 set haspad 0
5487 set y0 [expr {$row - 1}]
5488 set ym [expr {$row - 2}]
5489 set idlist [lindex $rowidlist $row]
5490 set previdlist [lindex $rowidlist $y0]
5491 if {$idlist eq {} || $previdlist eq {}} continue
5492 if {$ym >= 0} {
5493 set pprevidlist [lindex $rowidlist $ym]
5494 if {$pprevidlist eq {}} continue
5495 } else {
5496 set pprevidlist {}
5497 }
5498 set x0 -1
5499 set xm -1
5500 for {} {$col < [llength $idlist]} {incr col} {
5501 set id [lindex $idlist $col]
5502 if {[lindex $previdlist $col] eq $id} continue
5503 if {$id eq {}} {
5504 set haspad 1
5505 continue
5506 }
5507 set x0 [lsearch -exact $previdlist $id]
5508 if {$x0 < 0} continue
5509 set z [expr {$x0 - $col}]
5510 set isarrow 0
5511 set z0 {}
5512 if {$ym >= 0} {
5513 set xm [lsearch -exact $pprevidlist $id]
5514 if {$xm >= 0} {
5515 set z0 [expr {$xm - $x0}]
5516 }
5517 }
5518 if {$z0 eq {}} {
5519 # if row y0 is the first child of $id then it's not an arrow
5520 if {[lindex $children($curview,$id) 0] ne
5521 [lindex $displayorder $y0]} {
5522 set isarrow 1
5523 }
5524 }
5525 if {!$isarrow && $id ne [lindex $displayorder $row] &&
5526 [lsearch -exact [lindex $rowidlist [expr {$row+1}]] $id] < 0} {
5527 set isarrow 1
5528 }
5529 # Looking at lines from this row to the previous row,
5530 # make them go straight up if they end in an arrow on
5531 # the previous row; otherwise make them go straight up
5532 # or at 45 degrees.
5533 if {$z < -1 || ($z < 0 && $isarrow)} {
5534 # Line currently goes left too much;
5535 # insert pads in the previous row, then optimize it
5536 set npad [expr {-1 - $z + $isarrow}]
5537 insert_pad $y0 $x0 $npad
5538 if {$y0 > 0} {
5539 optimize_rows $y0 $x0 $row
5540 }
5541 set previdlist [lindex $rowidlist $y0]
5542 set x0 [lsearch -exact $previdlist $id]
5543 set z [expr {$x0 - $col}]
5544 if {$z0 ne {}} {
5545 set pprevidlist [lindex $rowidlist $ym]
5546 set xm [lsearch -exact $pprevidlist $id]
5547 set z0 [expr {$xm - $x0}]
5548 }
5549 } elseif {$z > 1 || ($z > 0 && $isarrow)} {
5550 # Line currently goes right too much;
5551 # insert pads in this line
5552 set npad [expr {$z - 1 + $isarrow}]
5553 insert_pad $row $col $npad
5554 set idlist [lindex $rowidlist $row]
5555 incr col $npad
5556 set z [expr {$x0 - $col}]
5557 set haspad 1
5558 }
5559 if {$z0 eq {} && !$isarrow && $ym >= 0} {
5560 # this line links to its first child on row $row-2
5561 set id [lindex $displayorder $ym]
5562 set xc [lsearch -exact $pprevidlist $id]
5563 if {$xc >= 0} {
5564 set z0 [expr {$xc - $x0}]
5565 }
5566 }
5567 # avoid lines jigging left then immediately right
5568 if {$z0 ne {} && $z < 0 && $z0 > 0} {
5569 insert_pad $y0 $x0 1
5570 incr x0
5571 optimize_rows $y0 $x0 $row
5572 set previdlist [lindex $rowidlist $y0]
5573 }
5574 }
5575 if {!$haspad} {
5576 # Find the first column that doesn't have a line going right
5577 for {set col [llength $idlist]} {[incr col -1] >= 0} {} {
5578 set id [lindex $idlist $col]
5579 if {$id eq {}} break
5580 set x0 [lsearch -exact $previdlist $id]
5581 if {$x0 < 0} {
5582 # check if this is the link to the first child
5583 set kid [lindex $displayorder $y0]
5584 if {[lindex $children($curview,$id) 0] eq $kid} {
5585 # it is, work out offset to child
5586 set x0 [lsearch -exact $previdlist $kid]
5587 }
5588 }
5589 if {$x0 <= $col} break
5590 }
5591 # Insert a pad at that column as long as it has a line and
5592 # isn't the last column
5593 if {$x0 >= 0 && [incr col] < [llength $idlist]} {
5594 set idlist [linsert $idlist $col {}]
5595 lset rowidlist $row $idlist
5596 changedrow $row
5597 }
5598 }
5599 }
5600}
5601
5602proc xc {row col} {
5603 global canvx0 linespc
5604 return [expr {$canvx0 + $col * $linespc}]
5605}
5606
5607proc yc {row} {
5608 global canvy0 linespc
5609 return [expr {$canvy0 + $row * $linespc}]
5610}
5611
5612proc linewidth {id} {
5613 global thickerline lthickness
5614
5615 set wid $lthickness
5616 if {[info exists thickerline] && $id eq $thickerline} {
5617 set wid [expr {2 * $lthickness}]
5618 }
5619 return $wid
5620}
5621
5622proc rowranges {id} {
5623 global curview children uparrowlen downarrowlen
5624 global rowidlist
5625
5626 set kids $children($curview,$id)
5627 if {$kids eq {}} {
5628 return {}
5629 }
5630 set ret {}
5631 lappend kids $id
5632 foreach child $kids {
5633 if {![commitinview $child $curview]} break
5634 set row [rowofcommit $child]
5635 if {![info exists prev]} {
5636 lappend ret [expr {$row + 1}]
5637 } else {
5638 if {$row <= $prevrow} {
5639 puts "oops children of [shortids $id] out of order [shortids $child] $row <= [shortids $prev] $prevrow"
5640 }
5641 # see if the line extends the whole way from prevrow to row
5642 if {$row > $prevrow + $uparrowlen + $downarrowlen &&
5643 [lsearch -exact [lindex $rowidlist \
5644 [expr {int(($row + $prevrow) / 2)}]] $id] < 0} {
5645 # it doesn't, see where it ends
5646 set r [expr {$prevrow + $downarrowlen}]
5647 if {[lsearch -exact [lindex $rowidlist $r] $id] < 0} {
5648 while {[incr r -1] > $prevrow &&
5649 [lsearch -exact [lindex $rowidlist $r] $id] < 0} {}
5650 } else {
5651 while {[incr r] <= $row &&
5652 [lsearch -exact [lindex $rowidlist $r] $id] >= 0} {}
5653 incr r -1
5654 }
5655 lappend ret $r
5656 # see where it starts up again
5657 set r [expr {$row - $uparrowlen}]
5658 if {[lsearch -exact [lindex $rowidlist $r] $id] < 0} {
5659 while {[incr r] < $row &&
5660 [lsearch -exact [lindex $rowidlist $r] $id] < 0} {}
5661 } else {
5662 while {[incr r -1] >= $prevrow &&
5663 [lsearch -exact [lindex $rowidlist $r] $id] >= 0} {}
5664 incr r
5665 }
5666 lappend ret $r
5667 }
5668 }
5669 if {$child eq $id} {
5670 lappend ret $row
5671 }
5672 set prev $child
5673 set prevrow $row
5674 }
5675 return $ret
5676}
5677
5678proc drawlineseg {id row endrow arrowlow} {
5679 global rowidlist displayorder iddrawn linesegs
5680 global canv colormap linespc curview maxlinelen parentlist
5681
5682 set cols [list [lsearch -exact [lindex $rowidlist $row] $id]]
5683 set le [expr {$row + 1}]
5684 set arrowhigh 1
5685 while {1} {
5686 set c [lsearch -exact [lindex $rowidlist $le] $id]
5687 if {$c < 0} {
5688 incr le -1
5689 break
5690 }
5691 lappend cols $c
5692 set x [lindex $displayorder $le]
5693 if {$x eq $id} {
5694 set arrowhigh 0
5695 break
5696 }
5697 if {[info exists iddrawn($x)] || $le == $endrow} {
5698 set c [lsearch -exact [lindex $rowidlist [expr {$le+1}]] $id]
5699 if {$c >= 0} {
5700 lappend cols $c
5701 set arrowhigh 0
5702 }
5703 break
5704 }
5705 incr le
5706 }
5707 if {$le <= $row} {
5708 return $row
5709 }
5710
5711 set lines {}
5712 set i 0
5713 set joinhigh 0
5714 if {[info exists linesegs($id)]} {
5715 set lines $linesegs($id)
5716 foreach li $lines {
5717 set r0 [lindex $li 0]
5718 if {$r0 > $row} {
5719 if {$r0 == $le && [lindex $li 1] - $row <= $maxlinelen} {
5720 set joinhigh 1
5721 }
5722 break
5723 }
5724 incr i
5725 }
5726 }
5727 set joinlow 0
5728 if {$i > 0} {
5729 set li [lindex $lines [expr {$i-1}]]
5730 set r1 [lindex $li 1]
5731 if {$r1 == $row && $le - [lindex $li 0] <= $maxlinelen} {
5732 set joinlow 1
5733 }
5734 }
5735
5736 set x [lindex $cols [expr {$le - $row}]]
5737 set xp [lindex $cols [expr {$le - 1 - $row}]]
5738 set dir [expr {$xp - $x}]
5739 if {$joinhigh} {
5740 set ith [lindex $lines $i 2]
5741 set coords [$canv coords $ith]
5742 set ah [$canv itemcget $ith -arrow]
5743 set arrowhigh [expr {$ah eq "first" || $ah eq "both"}]
5744 set x2 [lindex $cols [expr {$le + 1 - $row}]]
5745 if {$x2 ne {} && $x - $x2 == $dir} {
5746 set coords [lrange $coords 0 end-2]
5747 }
5748 } else {
5749 set coords [list [xc $le $x] [yc $le]]
5750 }
5751 if {$joinlow} {
5752 set itl [lindex $lines [expr {$i-1}] 2]
5753 set al [$canv itemcget $itl -arrow]
5754 set arrowlow [expr {$al eq "last" || $al eq "both"}]
5755 } elseif {$arrowlow} {
5756 if {[lsearch -exact [lindex $rowidlist [expr {$row-1}]] $id] >= 0 ||
5757 [lsearch -exact [lindex $parentlist [expr {$row-1}]] $id] >= 0} {
5758 set arrowlow 0
5759 }
5760 }
5761 set arrow [lindex {none first last both} [expr {$arrowhigh + 2*$arrowlow}]]
5762 for {set y $le} {[incr y -1] > $row} {} {
5763 set x $xp
5764 set xp [lindex $cols [expr {$y - 1 - $row}]]
5765 set ndir [expr {$xp - $x}]
5766 if {$dir != $ndir || $xp < 0} {
5767 lappend coords [xc $y $x] [yc $y]
5768 }
5769 set dir $ndir
5770 }
5771 if {!$joinlow} {
5772 if {$xp < 0} {
5773 # join parent line to first child
5774 set ch [lindex $displayorder $row]
5775 set xc [lsearch -exact [lindex $rowidlist $row] $ch]
5776 if {$xc < 0} {
5777 puts "oops: drawlineseg: child $ch not on row $row"
5778 } elseif {$xc != $x} {
5779 if {($arrowhigh && $le == $row + 1) || $dir == 0} {
5780 set d [expr {int(0.5 * $linespc)}]
5781 set x1 [xc $row $x]
5782 if {$xc < $x} {
5783 set x2 [expr {$x1 - $d}]
5784 } else {
5785 set x2 [expr {$x1 + $d}]
5786 }
5787 set y2 [yc $row]
5788 set y1 [expr {$y2 + $d}]
5789 lappend coords $x1 $y1 $x2 $y2
5790 } elseif {$xc < $x - 1} {
5791 lappend coords [xc $row [expr {$x-1}]] [yc $row]
5792 } elseif {$xc > $x + 1} {
5793 lappend coords [xc $row [expr {$x+1}]] [yc $row]
5794 }
5795 set x $xc
5796 }
5797 lappend coords [xc $row $x] [yc $row]
5798 } else {
5799 set xn [xc $row $xp]
5800 set yn [yc $row]
5801 lappend coords $xn $yn
5802 }
5803 if {!$joinhigh} {
5804 assigncolor $id
5805 set t [$canv create line $coords -width [linewidth $id] \
5806 -fill $colormap($id) -tags lines.$id -arrow $arrow]
5807 $canv lower $t
5808 bindline $t $id
5809 set lines [linsert $lines $i [list $row $le $t]]
5810 } else {
5811 $canv coords $ith $coords
5812 if {$arrow ne $ah} {
5813 $canv itemconf $ith -arrow $arrow
5814 }
5815 lset lines $i 0 $row
5816 }
5817 } else {
5818 set xo [lsearch -exact [lindex $rowidlist [expr {$row - 1}]] $id]
5819 set ndir [expr {$xo - $xp}]
5820 set clow [$canv coords $itl]
5821 if {$dir == $ndir} {
5822 set clow [lrange $clow 2 end]
5823 }
5824 set coords [concat $coords $clow]
5825 if {!$joinhigh} {
5826 lset lines [expr {$i-1}] 1 $le
5827 } else {
5828 # coalesce two pieces
5829 $canv delete $ith
5830 set b [lindex $lines [expr {$i-1}] 0]
5831 set e [lindex $lines $i 1]
5832 set lines [lreplace $lines [expr {$i-1}] $i [list $b $e $itl]]
5833 }
5834 $canv coords $itl $coords
5835 if {$arrow ne $al} {
5836 $canv itemconf $itl -arrow $arrow
5837 }
5838 }
5839
5840 set linesegs($id) $lines
5841 return $le
5842}
5843
5844proc drawparentlinks {id row} {
5845 global rowidlist canv colormap curview parentlist
5846 global idpos linespc
5847
5848 set rowids [lindex $rowidlist $row]
5849 set col [lsearch -exact $rowids $id]
5850 if {$col < 0} return
5851 set olds [lindex $parentlist $row]
5852 set row2 [expr {$row + 1}]
5853 set x [xc $row $col]
5854 set y [yc $row]
5855 set y2 [yc $row2]
5856 set d [expr {int(0.5 * $linespc)}]
5857 set ymid [expr {$y + $d}]
5858 set ids [lindex $rowidlist $row2]
5859 # rmx = right-most X coord used
5860 set rmx 0
5861 foreach p $olds {
5862 set i [lsearch -exact $ids $p]
5863 if {$i < 0} {
5864 puts "oops, parent $p of $id not in list"
5865 continue
5866 }
5867 set x2 [xc $row2 $i]
5868 if {$x2 > $rmx} {
5869 set rmx $x2
5870 }
5871 set j [lsearch -exact $rowids $p]
5872 if {$j < 0} {
5873 # drawlineseg will do this one for us
5874 continue
5875 }
5876 assigncolor $p
5877 # should handle duplicated parents here...
5878 set coords [list $x $y]
5879 if {$i != $col} {
5880 # if attaching to a vertical segment, draw a smaller
5881 # slant for visual distinctness
5882 if {$i == $j} {
5883 if {$i < $col} {
5884 lappend coords [expr {$x2 + $d}] $y $x2 $ymid
5885 } else {
5886 lappend coords [expr {$x2 - $d}] $y $x2 $ymid
5887 }
5888 } elseif {$i < $col && $i < $j} {
5889 # segment slants towards us already
5890 lappend coords [xc $row $j] $y
5891 } else {
5892 if {$i < $col - 1} {
5893 lappend coords [expr {$x2 + $linespc}] $y
5894 } elseif {$i > $col + 1} {
5895 lappend coords [expr {$x2 - $linespc}] $y
5896 }
5897 lappend coords $x2 $y2
5898 }
5899 } else {
5900 lappend coords $x2 $y2
5901 }
5902 set t [$canv create line $coords -width [linewidth $p] \
5903 -fill $colormap($p) -tags lines.$p]
5904 $canv lower $t
5905 bindline $t $p
5906 }
5907 if {$rmx > [lindex $idpos($id) 1]} {
5908 lset idpos($id) 1 $rmx
5909 redrawtags $id
5910 }
5911}
5912
5913proc drawlines {id} {
5914 global canv
5915
5916 $canv itemconf lines.$id -width [linewidth $id]
5917}
5918
5919proc drawcmittext {id row col} {
5920 global linespc canv canv2 canv3 fgcolor curview
5921 global cmitlisted commitinfo rowidlist parentlist
5922 global rowtextx idpos idtags idheads idotherrefs
5923 global linehtag linentag linedtag selectedline
5924 global canvxmax boldids boldnameids fgcolor markedid
5925 global mainheadid nullid nullid2 circleitem circlecolors ctxbut
5926
5927 # listed is 0 for boundary, 1 for normal, 2 for negative, 3 for left, 4 for right
5928 set listed $cmitlisted($curview,$id)
5929 if {$id eq $nullid} {
5930 set ofill red
5931 } elseif {$id eq $nullid2} {
5932 set ofill green
5933 } elseif {$id eq $mainheadid} {
5934 set ofill yellow
5935 } else {
5936 set ofill [lindex $circlecolors $listed]
5937 }
5938 set x [xc $row $col]
5939 set y [yc $row]
5940 set orad [expr {$linespc / 3}]
5941 if {$listed <= 2} {
5942 set t [$canv create oval [expr {$x - $orad}] [expr {$y - $orad}] \
5943 [expr {$x + $orad - 1}] [expr {$y + $orad - 1}] \
5944 -fill $ofill -outline $fgcolor -width 1 -tags circle]
5945 } elseif {$listed == 3} {
5946 # triangle pointing left for left-side commits
5947 set t [$canv create polygon \
5948 [expr {$x - $orad}] $y \
5949 [expr {$x + $orad - 1}] [expr {$y - $orad}] \
5950 [expr {$x + $orad - 1}] [expr {$y + $orad - 1}] \
5951 -fill $ofill -outline $fgcolor -width 1 -tags circle]
5952 } else {
5953 # triangle pointing right for right-side commits
5954 set t [$canv create polygon \
5955 [expr {$x + $orad - 1}] $y \
5956 [expr {$x - $orad}] [expr {$y - $orad}] \
5957 [expr {$x - $orad}] [expr {$y + $orad - 1}] \
5958 -fill $ofill -outline $fgcolor -width 1 -tags circle]
5959 }
5960 set circleitem($row) $t
5961 $canv raise $t
5962 $canv bind $t <1> {selcanvline {} %x %y}
5963 set rmx [llength [lindex $rowidlist $row]]
5964 set olds [lindex $parentlist $row]
5965 if {$olds ne {}} {
5966 set nextids [lindex $rowidlist [expr {$row + 1}]]
5967 foreach p $olds {
5968 set i [lsearch -exact $nextids $p]
5969 if {$i > $rmx} {
5970 set rmx $i
5971 }
5972 }
5973 }
5974 set xt [xc $row $rmx]
5975 set rowtextx($row) $xt
5976 set idpos($id) [list $x $xt $y]
5977 if {[info exists idtags($id)] || [info exists idheads($id)]
5978 || [info exists idotherrefs($id)]} {
5979 set xt [drawtags $id $x $xt $y]
5980 }
5981 if {[lindex $commitinfo($id) 6] > 0} {
5982 set xt [drawnotesign $xt $y]
5983 }
5984 set headline [lindex $commitinfo($id) 0]
5985 set name [lindex $commitinfo($id) 1]
5986 set date [lindex $commitinfo($id) 2]
5987 set date [formatdate $date]
5988 set font mainfont
5989 set nfont mainfont
5990 set isbold [ishighlighted $id]
5991 if {$isbold > 0} {
5992 lappend boldids $id
5993 set font mainfontbold
5994 if {$isbold > 1} {
5995 lappend boldnameids $id
5996 set nfont mainfontbold
5997 }
5998 }
5999 set linehtag($id) [$canv create text $xt $y -anchor w -fill $fgcolor \
6000 -text $headline -font $font -tags text]
6001 $canv bind $linehtag($id) $ctxbut "rowmenu %X %Y $id"
6002 set linentag($id) [$canv2 create text 3 $y -anchor w -fill $fgcolor \
6003 -text $name -font $nfont -tags text]
6004 set linedtag($id) [$canv3 create text 3 $y -anchor w -fill $fgcolor \
6005 -text $date -font mainfont -tags text]
6006 if {$selectedline == $row} {
6007 make_secsel $id
6008 }
6009 if {[info exists markedid] && $markedid eq $id} {
6010 make_idmark $id
6011 }
6012 set xr [expr {$xt + [font measure $font $headline]}]
6013 if {$xr > $canvxmax} {
6014 set canvxmax $xr
6015 setcanvscroll
6016 }
6017}
6018
6019proc drawcmitrow {row} {
6020 global displayorder rowidlist nrows_drawn
6021 global iddrawn markingmatches
6022 global commitinfo numcommits
6023 global filehighlight fhighlights findpattern nhighlights
6024 global hlview vhighlights
6025 global highlight_related rhighlights
6026
6027 if {$row >= $numcommits} return
6028
6029 set id [lindex $displayorder $row]
6030 if {[info exists hlview] && ![info exists vhighlights($id)]} {
6031 askvhighlight $row $id
6032 }
6033 if {[info exists filehighlight] && ![info exists fhighlights($id)]} {
6034 askfilehighlight $row $id
6035 }
6036 if {$findpattern ne {} && ![info exists nhighlights($id)]} {
6037 askfindhighlight $row $id
6038 }
6039 if {$highlight_related ne [mc "None"] && ![info exists rhighlights($id)]} {
6040 askrelhighlight $row $id
6041 }
6042 if {![info exists iddrawn($id)]} {
6043 set col [lsearch -exact [lindex $rowidlist $row] $id]
6044 if {$col < 0} {
6045 puts "oops, row $row id $id not in list"
6046 return
6047 }
6048 if {![info exists commitinfo($id)]} {
6049 getcommit $id
6050 }
6051 assigncolor $id
6052 drawcmittext $id $row $col
6053 set iddrawn($id) 1
6054 incr nrows_drawn
6055 }
6056 if {$markingmatches} {
6057 markrowmatches $row $id
6058 }
6059}
6060
6061proc drawcommits {row {endrow {}}} {
6062 global numcommits iddrawn displayorder curview need_redisplay
6063 global parentlist rowidlist rowfinal uparrowlen downarrowlen nrows_drawn
6064
6065 if {$row < 0} {
6066 set row 0
6067 }
6068 if {$endrow eq {}} {
6069 set endrow $row
6070 }
6071 if {$endrow >= $numcommits} {
6072 set endrow [expr {$numcommits - 1}]
6073 }
6074
6075 set rl1 [expr {$row - $downarrowlen - 3}]
6076 if {$rl1 < 0} {
6077 set rl1 0
6078 }
6079 set ro1 [expr {$row - 3}]
6080 if {$ro1 < 0} {
6081 set ro1 0
6082 }
6083 set r2 [expr {$endrow + $uparrowlen + 3}]
6084 if {$r2 > $numcommits} {
6085 set r2 $numcommits
6086 }
6087 for {set r $rl1} {$r < $r2} {incr r} {
6088 if {[lindex $rowidlist $r] ne {} && [lindex $rowfinal $r]} {
6089 if {$rl1 < $r} {
6090 layoutrows $rl1 $r
6091 }
6092 set rl1 [expr {$r + 1}]
6093 }
6094 }
6095 if {$rl1 < $r} {
6096 layoutrows $rl1 $r
6097 }
6098 optimize_rows $ro1 0 $r2
6099 if {$need_redisplay || $nrows_drawn > 2000} {
6100 clear_display
6101 }
6102
6103 # make the lines join to already-drawn rows either side
6104 set r [expr {$row - 1}]
6105 if {$r < 0 || ![info exists iddrawn([lindex $displayorder $r])]} {
6106 set r $row
6107 }
6108 set er [expr {$endrow + 1}]
6109 if {$er >= $numcommits ||
6110 ![info exists iddrawn([lindex $displayorder $er])]} {
6111 set er $endrow
6112 }
6113 for {} {$r <= $er} {incr r} {
6114 set id [lindex $displayorder $r]
6115 set wasdrawn [info exists iddrawn($id)]
6116 drawcmitrow $r
6117 if {$r == $er} break
6118 set nextid [lindex $displayorder [expr {$r + 1}]]
6119 if {$wasdrawn && [info exists iddrawn($nextid)]} continue
6120 drawparentlinks $id $r
6121
6122 set rowids [lindex $rowidlist $r]
6123 foreach lid $rowids {
6124 if {$lid eq {}} continue
6125 if {[info exists lineend($lid)] && $lineend($lid) > $r} continue
6126 if {$lid eq $id} {
6127 # see if this is the first child of any of its parents
6128 foreach p [lindex $parentlist $r] {
6129 if {[lsearch -exact $rowids $p] < 0} {
6130 # make this line extend up to the child
6131 set lineend($p) [drawlineseg $p $r $er 0]
6132 }
6133 }
6134 } else {
6135 set lineend($lid) [drawlineseg $lid $r $er 1]
6136 }
6137 }
6138 }
6139}
6140
6141proc undolayout {row} {
6142 global uparrowlen mingaplen downarrowlen
6143 global rowidlist rowisopt rowfinal need_redisplay
6144
6145 set r [expr {$row - ($uparrowlen + $mingaplen + $downarrowlen)}]
6146 if {$r < 0} {
6147 set r 0
6148 }
6149 if {[llength $rowidlist] > $r} {
6150 incr r -1
6151 set rowidlist [lrange $rowidlist 0 $r]
6152 set rowfinal [lrange $rowfinal 0 $r]
6153 set rowisopt [lrange $rowisopt 0 $r]
6154 set need_redisplay 1
6155 run drawvisible
6156 }
6157}
6158
6159proc drawvisible {} {
6160 global canv linespc curview vrowmod selectedline targetrow targetid
6161 global need_redisplay cscroll numcommits
6162
6163 set fs [$canv yview]
6164 set ymax [lindex [$canv cget -scrollregion] 3]
6165 if {$ymax eq {} || $ymax == 0 || $numcommits == 0} return
6166 set f0 [lindex $fs 0]
6167 set f1 [lindex $fs 1]
6168 set y0 [expr {int($f0 * $ymax)}]
6169 set y1 [expr {int($f1 * $ymax)}]
6170
6171 if {[info exists targetid]} {
6172 if {[commitinview $targetid $curview]} {
6173 set r [rowofcommit $targetid]
6174 if {$r != $targetrow} {
6175 # Fix up the scrollregion and change the scrolling position
6176 # now that our target row has moved.
6177 set diff [expr {($r - $targetrow) * $linespc}]
6178 set targetrow $r
6179 setcanvscroll
6180 set ymax [lindex [$canv cget -scrollregion] 3]
6181 incr y0 $diff
6182 incr y1 $diff
6183 set f0 [expr {$y0 / $ymax}]
6184 set f1 [expr {$y1 / $ymax}]
6185 allcanvs yview moveto $f0
6186 $cscroll set $f0 $f1
6187 set need_redisplay 1
6188 }
6189 } else {
6190 unset targetid
6191 }
6192 }
6193
6194 set row [expr {int(($y0 - 3) / $linespc) - 1}]
6195 set endrow [expr {int(($y1 - 3) / $linespc) + 1}]
6196 if {$endrow >= $vrowmod($curview)} {
6197 update_arcrows $curview
6198 }
6199 if {$selectedline ne {} &&
6200 $row <= $selectedline && $selectedline <= $endrow} {
6201 set targetrow $selectedline
6202 } elseif {[info exists targetid]} {
6203 set targetrow [expr {int(($row + $endrow) / 2)}]
6204 }
6205 if {[info exists targetrow]} {
6206 if {$targetrow >= $numcommits} {
6207 set targetrow [expr {$numcommits - 1}]
6208 }
6209 set targetid [commitonrow $targetrow]
6210 }
6211 drawcommits $row $endrow
6212}
6213
6214proc clear_display {} {
6215 global iddrawn linesegs need_redisplay nrows_drawn
6216 global vhighlights fhighlights nhighlights rhighlights
6217 global linehtag linentag linedtag boldids boldnameids
6218
6219 allcanvs delete all
6220 catch {unset iddrawn}
6221 catch {unset linesegs}
6222 catch {unset linehtag}
6223 catch {unset linentag}
6224 catch {unset linedtag}
6225 set boldids {}
6226 set boldnameids {}
6227 catch {unset vhighlights}
6228 catch {unset fhighlights}
6229 catch {unset nhighlights}
6230 catch {unset rhighlights}
6231 set need_redisplay 0
6232 set nrows_drawn 0
6233}
6234
6235proc findcrossings {id} {
6236 global rowidlist parentlist numcommits displayorder
6237
6238 set cross {}
6239 set ccross {}
6240 foreach {s e} [rowranges $id] {
6241 if {$e >= $numcommits} {
6242 set e [expr {$numcommits - 1}]
6243 }
6244 if {$e <= $s} continue
6245 for {set row $e} {[incr row -1] >= $s} {} {
6246 set x [lsearch -exact [lindex $rowidlist $row] $id]
6247 if {$x < 0} break
6248 set olds [lindex $parentlist $row]
6249 set kid [lindex $displayorder $row]
6250 set kidx [lsearch -exact [lindex $rowidlist $row] $kid]
6251 if {$kidx < 0} continue
6252 set nextrow [lindex $rowidlist [expr {$row + 1}]]
6253 foreach p $olds {
6254 set px [lsearch -exact $nextrow $p]
6255 if {$px < 0} continue
6256 if {($kidx < $x && $x < $px) || ($px < $x && $x < $kidx)} {
6257 if {[lsearch -exact $ccross $p] >= 0} continue
6258 if {$x == $px + ($kidx < $px? -1: 1)} {
6259 lappend ccross $p
6260 } elseif {[lsearch -exact $cross $p] < 0} {
6261 lappend cross $p
6262 }
6263 }
6264 }
6265 }
6266 }
6267 return [concat $ccross {{}} $cross]
6268}
6269
6270proc assigncolor {id} {
6271 global colormap colors nextcolor
6272 global parents children children curview
6273
6274 if {[info exists colormap($id)]} return
6275 set ncolors [llength $colors]
6276 if {[info exists children($curview,$id)]} {
6277 set kids $children($curview,$id)
6278 } else {
6279 set kids {}
6280 }
6281 if {[llength $kids] == 1} {
6282 set child [lindex $kids 0]
6283 if {[info exists colormap($child)]
6284 && [llength $parents($curview,$child)] == 1} {
6285 set colormap($id) $colormap($child)
6286 return
6287 }
6288 }
6289 set badcolors {}
6290 set origbad {}
6291 foreach x [findcrossings $id] {
6292 if {$x eq {}} {
6293 # delimiter between corner crossings and other crossings
6294 if {[llength $badcolors] >= $ncolors - 1} break
6295 set origbad $badcolors
6296 }
6297 if {[info exists colormap($x)]
6298 && [lsearch -exact $badcolors $colormap($x)] < 0} {
6299 lappend badcolors $colormap($x)
6300 }
6301 }
6302 if {[llength $badcolors] >= $ncolors} {
6303 set badcolors $origbad
6304 }
6305 set origbad $badcolors
6306 if {[llength $badcolors] < $ncolors - 1} {
6307 foreach child $kids {
6308 if {[info exists colormap($child)]
6309 && [lsearch -exact $badcolors $colormap($child)] < 0} {
6310 lappend badcolors $colormap($child)
6311 }
6312 foreach p $parents($curview,$child) {
6313 if {[info exists colormap($p)]
6314 && [lsearch -exact $badcolors $colormap($p)] < 0} {
6315 lappend badcolors $colormap($p)
6316 }
6317 }
6318 }
6319 if {[llength $badcolors] >= $ncolors} {
6320 set badcolors $origbad
6321 }
6322 }
6323 for {set i 0} {$i <= $ncolors} {incr i} {
6324 set c [lindex $colors $nextcolor]
6325 if {[incr nextcolor] >= $ncolors} {
6326 set nextcolor 0
6327 }
6328 if {[lsearch -exact $badcolors $c]} break
6329 }
6330 set colormap($id) $c
6331}
6332
6333proc bindline {t id} {
6334 global canv
6335
6336 $canv bind $t <Enter> "lineenter %x %y $id"
6337 $canv bind $t <Motion> "linemotion %x %y $id"
6338 $canv bind $t <Leave> "lineleave $id"
6339 $canv bind $t <Button-1> "lineclick %x %y $id 1"
6340}
6341
6342proc drawtags {id x xt y1} {
6343 global idtags idheads idotherrefs mainhead
6344 global linespc lthickness
6345 global canv rowtextx curview fgcolor bgcolor ctxbut
6346
6347 set marks {}
6348 set ntags 0
6349 set nheads 0
6350 if {[info exists idtags($id)]} {
6351 set marks $idtags($id)
6352 set ntags [llength $marks]
6353 }
6354 if {[info exists idheads($id)]} {
6355 set marks [concat $marks $idheads($id)]
6356 set nheads [llength $idheads($id)]
6357 }
6358 if {[info exists idotherrefs($id)]} {
6359 set marks [concat $marks $idotherrefs($id)]
6360 }
6361 if {$marks eq {}} {
6362 return $xt
6363 }
6364
6365 set delta [expr {int(0.5 * ($linespc - $lthickness))}]
6366 set yt [expr {$y1 - 0.5 * $linespc}]
6367 set yb [expr {$yt + $linespc - 1}]
6368 set xvals {}
6369 set wvals {}
6370 set i -1
6371 foreach tag $marks {
6372 incr i
6373 if {$i >= $ntags && $i < $ntags + $nheads && $tag eq $mainhead} {
6374 set wid [font measure mainfontbold $tag]
6375 } else {
6376 set wid [font measure mainfont $tag]
6377 }
6378 lappend xvals $xt
6379 lappend wvals $wid
6380 set xt [expr {$xt + $delta + $wid + $lthickness + $linespc}]
6381 }
6382 set t [$canv create line $x $y1 [lindex $xvals end] $y1 \
6383 -width $lthickness -fill black -tags tag.$id]
6384 $canv lower $t
6385 foreach tag $marks x $xvals wid $wvals {
6386 set tag_quoted [string map {% %%} $tag]
6387 set xl [expr {$x + $delta}]
6388 set xr [expr {$x + $delta + $wid + $lthickness}]
6389 set font mainfont
6390 if {[incr ntags -1] >= 0} {
6391 # draw a tag
6392 set t [$canv create polygon $x [expr {$yt + $delta}] $xl $yt \
6393 $xr $yt $xr $yb $xl $yb $x [expr {$yb - $delta}] \
6394 -width 1 -outline black -fill yellow -tags tag.$id]
6395 $canv bind $t <1> [list showtag $tag_quoted 1]
6396 set rowtextx([rowofcommit $id]) [expr {$xr + $linespc}]
6397 } else {
6398 # draw a head or other ref
6399 if {[incr nheads -1] >= 0} {
6400 set col green
6401 if {$tag eq $mainhead} {
6402 set font mainfontbold
6403 }
6404 } else {
6405 set col "#ddddff"
6406 }
6407 set xl [expr {$xl - $delta/2}]
6408 $canv create polygon $x $yt $xr $yt $xr $yb $x $yb \
6409 -width 1 -outline black -fill $col -tags tag.$id
6410 if {[regexp {^(remotes/.*/|remotes/)} $tag match remoteprefix]} {
6411 set rwid [font measure mainfont $remoteprefix]
6412 set xi [expr {$x + 1}]
6413 set yti [expr {$yt + 1}]
6414 set xri [expr {$x + $rwid}]
6415 $canv create polygon $xi $yti $xri $yti $xri $yb $xi $yb \
6416 -width 0 -fill "#ffddaa" -tags tag.$id
6417 }
6418 }
6419 set t [$canv create text $xl $y1 -anchor w -text $tag -fill $fgcolor \
6420 -font $font -tags [list tag.$id text]]
6421 if {$ntags >= 0} {
6422 $canv bind $t <1> [list showtag $tag_quoted 1]
6423 } elseif {$nheads >= 0} {
6424 $canv bind $t $ctxbut [list headmenu %X %Y $id $tag_quoted]
6425 }
6426 }
6427 return $xt
6428}
6429
6430proc drawnotesign {xt y} {
6431 global linespc canv fgcolor
6432
6433 set orad [expr {$linespc / 3}]
6434 set t [$canv create rectangle [expr {$xt - $orad}] [expr {$y - $orad}] \
6435 [expr {$xt + $orad - 1}] [expr {$y + $orad - 1}] \
6436 -fill yellow -outline $fgcolor -width 1 -tags circle]
6437 set xt [expr {$xt + $orad * 3}]
6438 return $xt
6439}
6440
6441proc xcoord {i level ln} {
6442 global canvx0 xspc1 xspc2
6443
6444 set x [expr {$canvx0 + $i * $xspc1($ln)}]
6445 if {$i > 0 && $i == $level} {
6446 set x [expr {$x + 0.5 * ($xspc2 - $xspc1($ln))}]
6447 } elseif {$i > $level} {
6448 set x [expr {$x + $xspc2 - $xspc1($ln)}]
6449 }
6450 return $x
6451}
6452
6453proc show_status {msg} {
6454 global canv fgcolor
6455
6456 clear_display
6457 $canv create text 3 3 -anchor nw -text $msg -font mainfont \
6458 -tags text -fill $fgcolor
6459}
6460
6461# Don't change the text pane cursor if it is currently the hand cursor,
6462# showing that we are over a sha1 ID link.
6463proc settextcursor {c} {
6464 global ctext curtextcursor
6465
6466 if {[$ctext cget -cursor] == $curtextcursor} {
6467 $ctext config -cursor $c
6468 }
6469 set curtextcursor $c
6470}
6471
6472proc nowbusy {what {name {}}} {
6473 global isbusy busyname statusw
6474
6475 if {[array names isbusy] eq {}} {
6476 . config -cursor watch
6477 settextcursor watch
6478 }
6479 set isbusy($what) 1
6480 set busyname($what) $name
6481 if {$name ne {}} {
6482 $statusw conf -text $name
6483 }
6484}
6485
6486proc notbusy {what} {
6487 global isbusy maincursor textcursor busyname statusw
6488
6489 catch {
6490 unset isbusy($what)
6491 if {$busyname($what) ne {} &&
6492 [$statusw cget -text] eq $busyname($what)} {
6493 $statusw conf -text {}
6494 }
6495 }
6496 if {[array names isbusy] eq {}} {
6497 . config -cursor $maincursor
6498 settextcursor $textcursor
6499 }
6500}
6501
6502proc findmatches {f} {
6503 global findtype findstring
6504 if {$findtype == [mc "Regexp"]} {
6505 set matches [regexp -indices -all -inline $findstring $f]
6506 } else {
6507 set fs $findstring
6508 if {$findtype == [mc "IgnCase"]} {
6509 set f [string tolower $f]
6510 set fs [string tolower $fs]
6511 }
6512 set matches {}
6513 set i 0
6514 set l [string length $fs]
6515 while {[set j [string first $fs $f $i]] >= 0} {
6516 lappend matches [list $j [expr {$j+$l-1}]]
6517 set i [expr {$j + $l}]
6518 }
6519 }
6520 return $matches
6521}
6522
6523proc dofind {{dirn 1} {wrap 1}} {
6524 global findstring findstartline findcurline selectedline numcommits
6525 global gdttype filehighlight fh_serial find_dirn findallowwrap
6526
6527 if {[info exists find_dirn]} {
6528 if {$find_dirn == $dirn} return
6529 stopfinding
6530 }
6531 focus .
6532 if {$findstring eq {} || $numcommits == 0} return
6533 if {$selectedline eq {}} {
6534 set findstartline [lindex [visiblerows] [expr {$dirn < 0}]]
6535 } else {
6536 set findstartline $selectedline
6537 }
6538 set findcurline $findstartline
6539 nowbusy finding [mc "Searching"]
6540 if {$gdttype ne [mc "containing:"] && ![info exists filehighlight]} {
6541 after cancel do_file_hl $fh_serial
6542 do_file_hl $fh_serial
6543 }
6544 set find_dirn $dirn
6545 set findallowwrap $wrap
6546 run findmore
6547}
6548
6549proc stopfinding {} {
6550 global find_dirn findcurline fprogcoord
6551
6552 if {[info exists find_dirn]} {
6553 unset find_dirn
6554 unset findcurline
6555 notbusy finding
6556 set fprogcoord 0
6557 adjustprogress
6558 }
6559 stopblaming
6560}
6561
6562proc findmore {} {
6563 global commitdata commitinfo numcommits findpattern findloc
6564 global findstartline findcurline findallowwrap
6565 global find_dirn gdttype fhighlights fprogcoord
6566 global curview varcorder vrownum varccommits vrowmod
6567
6568 if {![info exists find_dirn]} {
6569 return 0
6570 }
6571 set fldtypes [list [mc "Headline"] [mc "Author"] "" [mc "Committer"] "" [mc "Comments"]]
6572 set l $findcurline
6573 set moretodo 0
6574 if {$find_dirn > 0} {
6575 incr l
6576 if {$l >= $numcommits} {
6577 set l 0
6578 }
6579 if {$l <= $findstartline} {
6580 set lim [expr {$findstartline + 1}]
6581 } else {
6582 set lim $numcommits
6583 set moretodo $findallowwrap
6584 }
6585 } else {
6586 if {$l == 0} {
6587 set l $numcommits
6588 }
6589 incr l -1
6590 if {$l >= $findstartline} {
6591 set lim [expr {$findstartline - 1}]
6592 } else {
6593 set lim -1
6594 set moretodo $findallowwrap
6595 }
6596 }
6597 set n [expr {($lim - $l) * $find_dirn}]
6598 if {$n > 500} {
6599 set n 500
6600 set moretodo 1
6601 }
6602 if {$l + ($find_dirn > 0? $n: 1) > $vrowmod($curview)} {
6603 update_arcrows $curview
6604 }
6605 set found 0
6606 set domore 1
6607 set ai [bsearch $vrownum($curview) $l]
6608 set a [lindex $varcorder($curview) $ai]
6609 set arow [lindex $vrownum($curview) $ai]
6610 set ids [lindex $varccommits($curview,$a)]
6611 set arowend [expr {$arow + [llength $ids]}]
6612 if {$gdttype eq [mc "containing:"]} {
6613 for {} {$n > 0} {incr n -1; incr l $find_dirn} {
6614 if {$l < $arow || $l >= $arowend} {
6615 incr ai $find_dirn
6616 set a [lindex $varcorder($curview) $ai]
6617 set arow [lindex $vrownum($curview) $ai]
6618 set ids [lindex $varccommits($curview,$a)]
6619 set arowend [expr {$arow + [llength $ids]}]
6620 }
6621 set id [lindex $ids [expr {$l - $arow}]]
6622 # shouldn't happen unless git log doesn't give all the commits...
6623 if {![info exists commitdata($id)] ||
6624 ![doesmatch $commitdata($id)]} {
6625 continue
6626 }
6627 if {![info exists commitinfo($id)]} {
6628 getcommit $id
6629 }
6630 set info $commitinfo($id)
6631 foreach f $info ty $fldtypes {
6632 if {$ty eq ""} continue
6633 if {($findloc eq [mc "All fields"] || $findloc eq $ty) &&
6634 [doesmatch $f]} {
6635 set found 1
6636 break
6637 }
6638 }
6639 if {$found} break
6640 }
6641 } else {
6642 for {} {$n > 0} {incr n -1; incr l $find_dirn} {
6643 if {$l < $arow || $l >= $arowend} {
6644 incr ai $find_dirn
6645 set a [lindex $varcorder($curview) $ai]
6646 set arow [lindex $vrownum($curview) $ai]
6647 set ids [lindex $varccommits($curview,$a)]
6648 set arowend [expr {$arow + [llength $ids]}]
6649 }
6650 set id [lindex $ids [expr {$l - $arow}]]
6651 if {![info exists fhighlights($id)]} {
6652 # this sets fhighlights($id) to -1
6653 askfilehighlight $l $id
6654 }
6655 if {$fhighlights($id) > 0} {
6656 set found $domore
6657 break
6658 }
6659 if {$fhighlights($id) < 0} {
6660 if {$domore} {
6661 set domore 0
6662 set findcurline [expr {$l - $find_dirn}]
6663 }
6664 }
6665 }
6666 }
6667 if {$found || ($domore && !$moretodo)} {
6668 unset findcurline
6669 unset find_dirn
6670 notbusy finding
6671 set fprogcoord 0
6672 adjustprogress
6673 if {$found} {
6674 findselectline $l
6675 } else {
6676 bell
6677 }
6678 return 0
6679 }
6680 if {!$domore} {
6681 flushhighlights
6682 } else {
6683 set findcurline [expr {$l - $find_dirn}]
6684 }
6685 set n [expr {($findcurline - $findstartline) * $find_dirn - 1}]
6686 if {$n < 0} {
6687 incr n $numcommits
6688 }
6689 set fprogcoord [expr {$n * 1.0 / $numcommits}]
6690 adjustprogress
6691 return $domore
6692}
6693
6694proc findselectline {l} {
6695 global findloc commentend ctext findcurline markingmatches gdttype
6696
6697 set markingmatches [expr {$gdttype eq [mc "containing:"]}]
6698 set findcurline $l
6699 selectline $l 1
6700 if {$markingmatches &&
6701 ($findloc eq [mc "All fields"] || $findloc eq [mc "Comments"])} {
6702 # highlight the matches in the comments
6703 set f [$ctext get 1.0 $commentend]
6704 set matches [findmatches $f]
6705 foreach match $matches {
6706 set start [lindex $match 0]
6707 set end [expr {[lindex $match 1] + 1}]
6708 $ctext tag add found "1.0 + $start c" "1.0 + $end c"
6709 }
6710 }
6711 drawvisible
6712}
6713
6714# mark the bits of a headline or author that match a find string
6715proc markmatches {canv l str tag matches font row} {
6716 global selectedline
6717
6718 set bbox [$canv bbox $tag]
6719 set x0 [lindex $bbox 0]
6720 set y0 [lindex $bbox 1]
6721 set y1 [lindex $bbox 3]
6722 foreach match $matches {
6723 set start [lindex $match 0]
6724 set end [lindex $match 1]
6725 if {$start > $end} continue
6726 set xoff [font measure $font [string range $str 0 [expr {$start-1}]]]
6727 set xlen [font measure $font [string range $str 0 [expr {$end}]]]
6728 set t [$canv create rect [expr {$x0+$xoff}] $y0 \
6729 [expr {$x0+$xlen+2}] $y1 \
6730 -outline {} -tags [list match$l matches] -fill yellow]
6731 $canv lower $t
6732 if {$row == $selectedline} {
6733 $canv raise $t secsel
6734 }
6735 }
6736}
6737
6738proc unmarkmatches {} {
6739 global markingmatches
6740
6741 allcanvs delete matches
6742 set markingmatches 0
6743 stopfinding
6744}
6745
6746proc selcanvline {w x y} {
6747 global canv canvy0 ctext linespc
6748 global rowtextx
6749 set ymax [lindex [$canv cget -scrollregion] 3]
6750 if {$ymax == {}} return
6751 set yfrac [lindex [$canv yview] 0]
6752 set y [expr {$y + $yfrac * $ymax}]
6753 set l [expr {int(($y - $canvy0) / $linespc + 0.5)}]
6754 if {$l < 0} {
6755 set l 0
6756 }
6757 if {$w eq $canv} {
6758 set xmax [lindex [$canv cget -scrollregion] 2]
6759 set xleft [expr {[lindex [$canv xview] 0] * $xmax}]
6760 if {![info exists rowtextx($l)] || $xleft + $x < $rowtextx($l)} return
6761 }
6762 unmarkmatches
6763 selectline $l 1
6764}
6765
6766proc commit_descriptor {p} {
6767 global commitinfo
6768 if {![info exists commitinfo($p)]} {
6769 getcommit $p
6770 }
6771 set l "..."
6772 if {[llength $commitinfo($p)] > 1} {
6773 set l [lindex $commitinfo($p) 0]
6774 }
6775 return "$p ($l)\n"
6776}
6777
6778# append some text to the ctext widget, and make any SHA1 ID
6779# that we know about be a clickable link.
6780proc appendwithlinks {text tags} {
6781 global ctext linknum curview
6782
6783 set start [$ctext index "end - 1c"]
6784 $ctext insert end $text $tags
6785 set links [regexp -indices -all -inline {(?:\m|-g)[0-9a-f]{6,40}\M} $text]
6786 foreach l $links {
6787 set s [lindex $l 0]
6788 set e [lindex $l 1]
6789 set linkid [string range $text $s $e]
6790 incr e
6791 $ctext tag delete link$linknum
6792 $ctext tag add link$linknum "$start + $s c" "$start + $e c"
6793 setlink $linkid link$linknum
6794 incr linknum
6795 }
6796}
6797
6798proc setlink {id lk} {
6799 global curview ctext pendinglinks
6800
6801 if {[string range $id 0 1] eq "-g"} {
6802 set id [string range $id 2 end]
6803 }
6804
6805 set known 0
6806 if {[string length $id] < 40} {
6807 set matches [longid $id]
6808 if {[llength $matches] > 0} {
6809 if {[llength $matches] > 1} return
6810 set known 1
6811 set id [lindex $matches 0]
6812 }
6813 } else {
6814 set known [commitinview $id $curview]
6815 }
6816 if {$known} {
6817 $ctext tag conf $lk -foreground blue -underline 1
6818 $ctext tag bind $lk <1> [list selbyid $id]
6819 $ctext tag bind $lk <Enter> {linkcursor %W 1}
6820 $ctext tag bind $lk <Leave> {linkcursor %W -1}
6821 } else {
6822 lappend pendinglinks($id) $lk
6823 interestedin $id {makelink %P}
6824 }
6825}
6826
6827proc appendshortlink {id {pre {}} {post {}}} {
6828 global ctext linknum
6829
6830 $ctext insert end $pre
6831 $ctext tag delete link$linknum
6832 $ctext insert end [string range $id 0 7] link$linknum
6833 $ctext insert end $post
6834 setlink $id link$linknum
6835 incr linknum
6836}
6837
6838proc makelink {id} {
6839 global pendinglinks
6840
6841 if {![info exists pendinglinks($id)]} return
6842 foreach lk $pendinglinks($id) {
6843 setlink $id $lk
6844 }
6845 unset pendinglinks($id)
6846}
6847
6848proc linkcursor {w inc} {
6849 global linkentercount curtextcursor
6850
6851 if {[incr linkentercount $inc] > 0} {
6852 $w configure -cursor hand2
6853 } else {
6854 $w configure -cursor $curtextcursor
6855 if {$linkentercount < 0} {
6856 set linkentercount 0
6857 }
6858 }
6859}
6860
6861proc viewnextline {dir} {
6862 global canv linespc
6863
6864 $canv delete hover
6865 set ymax [lindex [$canv cget -scrollregion] 3]
6866 set wnow [$canv yview]
6867 set wtop [expr {[lindex $wnow 0] * $ymax}]
6868 set newtop [expr {$wtop + $dir * $linespc}]
6869 if {$newtop < 0} {
6870 set newtop 0
6871 } elseif {$newtop > $ymax} {
6872 set newtop $ymax
6873 }
6874 allcanvs yview moveto [expr {$newtop * 1.0 / $ymax}]
6875}
6876
6877# add a list of tag or branch names at position pos
6878# returns the number of names inserted
6879proc appendrefs {pos ids var} {
6880 global ctext linknum curview $var maxrefs
6881
6882 if {[catch {$ctext index $pos}]} {
6883 return 0
6884 }
6885 $ctext conf -state normal
6886 $ctext delete $pos "$pos lineend"
6887 set tags {}
6888 foreach id $ids {
6889 foreach tag [set $var\($id\)] {
6890 lappend tags [list $tag $id]
6891 }
6892 }
6893 if {[llength $tags] > $maxrefs} {
6894 $ctext insert $pos "[mc "many"] ([llength $tags])"
6895 } else {
6896 set tags [lsort -index 0 -decreasing $tags]
6897 set sep {}
6898 foreach ti $tags {
6899 set id [lindex $ti 1]
6900 set lk link$linknum
6901 incr linknum
6902 $ctext tag delete $lk
6903 $ctext insert $pos $sep
6904 $ctext insert $pos [lindex $ti 0] $lk
6905 setlink $id $lk
6906 set sep ", "
6907 }
6908 }
6909 $ctext conf -state disabled
6910 return [llength $tags]
6911}
6912
6913# called when we have finished computing the nearby tags
6914proc dispneartags {delay} {
6915 global selectedline currentid showneartags tagphase
6916
6917 if {$selectedline eq {} || !$showneartags} return
6918 after cancel dispnexttag
6919 if {$delay} {
6920 after 200 dispnexttag
6921 set tagphase -1
6922 } else {
6923 after idle dispnexttag
6924 set tagphase 0
6925 }
6926}
6927
6928proc dispnexttag {} {
6929 global selectedline currentid showneartags tagphase ctext
6930
6931 if {$selectedline eq {} || !$showneartags} return
6932 switch -- $tagphase {
6933 0 {
6934 set dtags [desctags $currentid]
6935 if {$dtags ne {}} {
6936 appendrefs precedes $dtags idtags
6937 }
6938 }
6939 1 {
6940 set atags [anctags $currentid]
6941 if {$atags ne {}} {
6942 appendrefs follows $atags idtags
6943 }
6944 }
6945 2 {
6946 set dheads [descheads $currentid]
6947 if {$dheads ne {}} {
6948 if {[appendrefs branch $dheads idheads] > 1
6949 && [$ctext get "branch -3c"] eq "h"} {
6950 # turn "Branch" into "Branches"
6951 $ctext conf -state normal
6952 $ctext insert "branch -2c" "es"
6953 $ctext conf -state disabled
6954 }
6955 }
6956 }
6957 }
6958 if {[incr tagphase] <= 2} {
6959 after idle dispnexttag
6960 }
6961}
6962
6963proc make_secsel {id} {
6964 global linehtag linentag linedtag canv canv2 canv3
6965
6966 if {![info exists linehtag($id)]} return
6967 $canv delete secsel
6968 set t [eval $canv create rect [$canv bbox $linehtag($id)] -outline {{}} \
6969 -tags secsel -fill [$canv cget -selectbackground]]
6970 $canv lower $t
6971 $canv2 delete secsel
6972 set t [eval $canv2 create rect [$canv2 bbox $linentag($id)] -outline {{}} \
6973 -tags secsel -fill [$canv2 cget -selectbackground]]
6974 $canv2 lower $t
6975 $canv3 delete secsel
6976 set t [eval $canv3 create rect [$canv3 bbox $linedtag($id)] -outline {{}} \
6977 -tags secsel -fill [$canv3 cget -selectbackground]]
6978 $canv3 lower $t
6979}
6980
6981proc make_idmark {id} {
6982 global linehtag canv fgcolor
6983
6984 if {![info exists linehtag($id)]} return
6985 $canv delete markid
6986 set t [eval $canv create rect [$canv bbox $linehtag($id)] \
6987 -tags markid -outline $fgcolor]
6988 $canv raise $t
6989}
6990
6991proc selectline {l isnew {desired_loc {}}} {
6992 global canv ctext commitinfo selectedline
6993 global canvy0 linespc parents children curview
6994 global currentid sha1entry
6995 global commentend idtags linknum
6996 global mergemax numcommits pending_select
6997 global cmitmode showneartags allcommits
6998 global targetrow targetid lastscrollrows
6999 global autoselect autosellen jump_to_here
7000
7001 catch {unset pending_select}
7002 $canv delete hover
7003 normalline
7004 unsel_reflist
7005 stopfinding
7006 if {$l < 0 || $l >= $numcommits} return
7007 set id [commitonrow $l]
7008 set targetid $id
7009 set targetrow $l
7010 set selectedline $l
7011 set currentid $id
7012 if {$lastscrollrows < $numcommits} {
7013 setcanvscroll
7014 }
7015
7016 set y [expr {$canvy0 + $l * $linespc}]
7017 set ymax [lindex [$canv cget -scrollregion] 3]
7018 set ytop [expr {$y - $linespc - 1}]
7019 set ybot [expr {$y + $linespc + 1}]
7020 set wnow [$canv yview]
7021 set wtop [expr {[lindex $wnow 0] * $ymax}]
7022 set wbot [expr {[lindex $wnow 1] * $ymax}]
7023 set wh [expr {$wbot - $wtop}]
7024 set newtop $wtop
7025 if {$ytop < $wtop} {
7026 if {$ybot < $wtop} {
7027 set newtop [expr {$y - $wh / 2.0}]
7028 } else {
7029 set newtop $ytop
7030 if {$newtop > $wtop - $linespc} {
7031 set newtop [expr {$wtop - $linespc}]
7032 }
7033 }
7034 } elseif {$ybot > $wbot} {
7035 if {$ytop > $wbot} {
7036 set newtop [expr {$y - $wh / 2.0}]
7037 } else {
7038 set newtop [expr {$ybot - $wh}]
7039 if {$newtop < $wtop + $linespc} {
7040 set newtop [expr {$wtop + $linespc}]
7041 }
7042 }
7043 }
7044 if {$newtop != $wtop} {
7045 if {$newtop < 0} {
7046 set newtop 0
7047 }
7048 allcanvs yview moveto [expr {$newtop * 1.0 / $ymax}]
7049 drawvisible
7050 }
7051
7052 make_secsel $id
7053
7054 if {$isnew} {
7055 addtohistory [list selbyid $id 0] savecmitpos
7056 }
7057
7058 $sha1entry delete 0 end
7059 $sha1entry insert 0 $id
7060 if {$autoselect} {
7061 $sha1entry selection range 0 $autosellen
7062 }
7063 rhighlight_sel $id
7064
7065 $ctext conf -state normal
7066 clear_ctext
7067 set linknum 0
7068 if {![info exists commitinfo($id)]} {
7069 getcommit $id
7070 }
7071 set info $commitinfo($id)
7072 set date [formatdate [lindex $info 2]]
7073 $ctext insert end "[mc "Author"]: [lindex $info 1] $date\n"
7074 set date [formatdate [lindex $info 4]]
7075 $ctext insert end "[mc "Committer"]: [lindex $info 3] $date\n"
7076 if {[info exists idtags($id)]} {
7077 $ctext insert end [mc "Tags:"]
7078 foreach tag $idtags($id) {
7079 $ctext insert end " $tag"
7080 }
7081 $ctext insert end "\n"
7082 }
7083
7084 set headers {}
7085 set olds $parents($curview,$id)
7086 if {[llength $olds] > 1} {
7087 set np 0
7088 foreach p $olds {
7089 if {$np >= $mergemax} {
7090 set tag mmax
7091 } else {
7092 set tag m$np
7093 }
7094 $ctext insert end "[mc "Parent"]: " $tag
7095 appendwithlinks [commit_descriptor $p] {}
7096 incr np
7097 }
7098 } else {
7099 foreach p $olds {
7100 append headers "[mc "Parent"]: [commit_descriptor $p]"
7101 }
7102 }
7103
7104 foreach c $children($curview,$id) {
7105 append headers "[mc "Child"]: [commit_descriptor $c]"
7106 }
7107
7108 # make anything that looks like a SHA1 ID be a clickable link
7109 appendwithlinks $headers {}
7110 if {$showneartags} {
7111 if {![info exists allcommits]} {
7112 getallcommits
7113 }
7114 $ctext insert end "[mc "Branch"]: "
7115 $ctext mark set branch "end -1c"
7116 $ctext mark gravity branch left
7117 $ctext insert end "\n[mc "Follows"]: "
7118 $ctext mark set follows "end -1c"
7119 $ctext mark gravity follows left
7120 $ctext insert end "\n[mc "Precedes"]: "
7121 $ctext mark set precedes "end -1c"
7122 $ctext mark gravity precedes left
7123 $ctext insert end "\n"
7124 dispneartags 1
7125 }
7126 $ctext insert end "\n"
7127 set comment [lindex $info 5]
7128 if {[string first "\r" $comment] >= 0} {
7129 set comment [string map {"\r" "\n "} $comment]
7130 }
7131 appendwithlinks $comment {comment}
7132
7133 $ctext tag remove found 1.0 end
7134 $ctext conf -state disabled
7135 set commentend [$ctext index "end - 1c"]
7136
7137 set jump_to_here $desired_loc
7138 init_flist [mc "Comments"]
7139 if {$cmitmode eq "tree"} {
7140 gettree $id
7141 } elseif {[llength $olds] <= 1} {
7142 startdiff $id
7143 } else {
7144 mergediff $id
7145 }
7146}
7147
7148proc selfirstline {} {
7149 unmarkmatches
7150 selectline 0 1
7151}
7152
7153proc sellastline {} {
7154 global numcommits
7155 unmarkmatches
7156 set l [expr {$numcommits - 1}]
7157 selectline $l 1
7158}
7159
7160proc selnextline {dir} {
7161 global selectedline
7162 focus .
7163 if {$selectedline eq {}} return
7164 set l [expr {$selectedline + $dir}]
7165 unmarkmatches
7166 selectline $l 1
7167}
7168
7169proc selnextpage {dir} {
7170 global canv linespc selectedline numcommits
7171
7172 set lpp [expr {([winfo height $canv] - 2) / $linespc}]
7173 if {$lpp < 1} {
7174 set lpp 1
7175 }
7176 allcanvs yview scroll [expr {$dir * $lpp}] units
7177 drawvisible
7178 if {$selectedline eq {}} return
7179 set l [expr {$selectedline + $dir * $lpp}]
7180 if {$l < 0} {
7181 set l 0
7182 } elseif {$l >= $numcommits} {
7183 set l [expr $numcommits - 1]
7184 }
7185 unmarkmatches
7186 selectline $l 1
7187}
7188
7189proc unselectline {} {
7190 global selectedline currentid
7191
7192 set selectedline {}
7193 catch {unset currentid}
7194 allcanvs delete secsel
7195 rhighlight_none
7196}
7197
7198proc reselectline {} {
7199 global selectedline
7200
7201 if {$selectedline ne {}} {
7202 selectline $selectedline 0
7203 }
7204}
7205
7206proc addtohistory {cmd {saveproc {}}} {
7207 global history historyindex curview
7208
7209 unset_posvars
7210 save_position
7211 set elt [list $curview $cmd $saveproc {}]
7212 if {$historyindex > 0
7213 && [lindex $history [expr {$historyindex - 1}]] == $elt} {
7214 return
7215 }
7216
7217 if {$historyindex < [llength $history]} {
7218 set history [lreplace $history $historyindex end $elt]
7219 } else {
7220 lappend history $elt
7221 }
7222 incr historyindex
7223 if {$historyindex > 1} {
7224 .tf.bar.leftbut conf -state normal
7225 } else {
7226 .tf.bar.leftbut conf -state disabled
7227 }
7228 .tf.bar.rightbut conf -state disabled
7229}
7230
7231# save the scrolling position of the diff display pane
7232proc save_position {} {
7233 global historyindex history
7234
7235 if {$historyindex < 1} return
7236 set hi [expr {$historyindex - 1}]
7237 set fn [lindex $history $hi 2]
7238 if {$fn ne {}} {
7239 lset history $hi 3 [eval $fn]
7240 }
7241}
7242
7243proc unset_posvars {} {
7244 global last_posvars
7245
7246 if {[info exists last_posvars]} {
7247 foreach {var val} $last_posvars {
7248 global $var
7249 catch {unset $var}
7250 }
7251 unset last_posvars
7252 }
7253}
7254
7255proc godo {elt} {
7256 global curview last_posvars
7257
7258 set view [lindex $elt 0]
7259 set cmd [lindex $elt 1]
7260 set pv [lindex $elt 3]
7261 if {$curview != $view} {
7262 showview $view
7263 }
7264 unset_posvars
7265 foreach {var val} $pv {
7266 global $var
7267 set $var $val
7268 }
7269 set last_posvars $pv
7270 eval $cmd
7271}
7272
7273proc goback {} {
7274 global history historyindex
7275 focus .
7276
7277 if {$historyindex > 1} {
7278 save_position
7279 incr historyindex -1
7280 godo [lindex $history [expr {$historyindex - 1}]]
7281 .tf.bar.rightbut conf -state normal
7282 }
7283 if {$historyindex <= 1} {
7284 .tf.bar.leftbut conf -state disabled
7285 }
7286}
7287
7288proc goforw {} {
7289 global history historyindex
7290 focus .
7291
7292 if {$historyindex < [llength $history]} {
7293 save_position
7294 set cmd [lindex $history $historyindex]
7295 incr historyindex
7296 godo $cmd
7297 .tf.bar.leftbut conf -state normal
7298 }
7299 if {$historyindex >= [llength $history]} {
7300 .tf.bar.rightbut conf -state disabled
7301 }
7302}
7303
7304proc gettree {id} {
7305 global treefilelist treeidlist diffids diffmergeid treepending
7306 global nullid nullid2
7307
7308 set diffids $id
7309 catch {unset diffmergeid}
7310 if {![info exists treefilelist($id)]} {
7311 if {![info exists treepending]} {
7312 if {$id eq $nullid} {
7313 set cmd [list | git ls-files]
7314 } elseif {$id eq $nullid2} {
7315 set cmd [list | git ls-files --stage -t]
7316 } else {
7317 set cmd [list | git ls-tree -r $id]
7318 }
7319 if {[catch {set gtf [open $cmd r]}]} {
7320 return
7321 }
7322 set treepending $id
7323 set treefilelist($id) {}
7324 set treeidlist($id) {}
7325 fconfigure $gtf -blocking 0 -encoding binary
7326 filerun $gtf [list gettreeline $gtf $id]
7327 }
7328 } else {
7329 setfilelist $id
7330 }
7331}
7332
7333proc gettreeline {gtf id} {
7334 global treefilelist treeidlist treepending cmitmode diffids nullid nullid2
7335
7336 set nl 0
7337 while {[incr nl] <= 1000 && [gets $gtf line] >= 0} {
7338 if {$diffids eq $nullid} {
7339 set fname $line
7340 } else {
7341 set i [string first "\t" $line]
7342 if {$i < 0} continue
7343 set fname [string range $line [expr {$i+1}] end]
7344 set line [string range $line 0 [expr {$i-1}]]
7345 if {$diffids ne $nullid2 && [lindex $line 1] ne "blob"} continue
7346 set sha1 [lindex $line 2]
7347 lappend treeidlist($id) $sha1
7348 }
7349 if {[string index $fname 0] eq "\""} {
7350 set fname [lindex $fname 0]
7351 }
7352 set fname [encoding convertfrom $fname]
7353 lappend treefilelist($id) $fname
7354 }
7355 if {![eof $gtf]} {
7356 return [expr {$nl >= 1000? 2: 1}]
7357 }
7358 close $gtf
7359 unset treepending
7360 if {$cmitmode ne "tree"} {
7361 if {![info exists diffmergeid]} {
7362 gettreediffs $diffids
7363 }
7364 } elseif {$id ne $diffids} {
7365 gettree $diffids
7366 } else {
7367 setfilelist $id
7368 }
7369 return 0
7370}
7371
7372proc showfile {f} {
7373 global treefilelist treeidlist diffids nullid nullid2
7374 global ctext_file_names ctext_file_lines
7375 global ctext commentend
7376
7377 set i [lsearch -exact $treefilelist($diffids) $f]
7378 if {$i < 0} {
7379 puts "oops, $f not in list for id $diffids"
7380 return
7381 }
7382 if {$diffids eq $nullid} {
7383 if {[catch {set bf [open $f r]} err]} {
7384 puts "oops, can't read $f: $err"
7385 return
7386 }
7387 } else {
7388 set blob [lindex $treeidlist($diffids) $i]
7389 if {[catch {set bf [open [concat | git cat-file blob $blob] r]} err]} {
7390 puts "oops, error reading blob $blob: $err"
7391 return
7392 }
7393 }
7394 fconfigure $bf -blocking 0 -encoding [get_path_encoding $f]
7395 filerun $bf [list getblobline $bf $diffids]
7396 $ctext config -state normal
7397 clear_ctext $commentend
7398 lappend ctext_file_names $f
7399 lappend ctext_file_lines [lindex [split $commentend "."] 0]
7400 $ctext insert end "\n"
7401 $ctext insert end "$f\n" filesep
7402 $ctext config -state disabled
7403 $ctext yview $commentend
7404 settabs 0
7405}
7406
7407proc getblobline {bf id} {
7408 global diffids cmitmode ctext
7409
7410 if {$id ne $diffids || $cmitmode ne "tree"} {
7411 catch {close $bf}
7412 return 0
7413 }
7414 $ctext config -state normal
7415 set nl 0
7416 while {[incr nl] <= 1000 && [gets $bf line] >= 0} {
7417 $ctext insert end "$line\n"
7418 }
7419 if {[eof $bf]} {
7420 global jump_to_here ctext_file_names commentend
7421
7422 # delete last newline
7423 $ctext delete "end - 2c" "end - 1c"
7424 close $bf
7425 if {$jump_to_here ne {} &&
7426 [lindex $jump_to_here 0] eq [lindex $ctext_file_names 0]} {
7427 set lnum [expr {[lindex $jump_to_here 1] +
7428 [lindex [split $commentend .] 0]}]
7429 mark_ctext_line $lnum
7430 }
7431 $ctext config -state disabled
7432 return 0
7433 }
7434 $ctext config -state disabled
7435 return [expr {$nl >= 1000? 2: 1}]
7436}
7437
7438proc mark_ctext_line {lnum} {
7439 global ctext markbgcolor
7440
7441 $ctext tag delete omark
7442 $ctext tag add omark $lnum.0 "$lnum.0 + 1 line"
7443 $ctext tag conf omark -background $markbgcolor
7444 $ctext see $lnum.0
7445}
7446
7447proc mergediff {id} {
7448 global diffmergeid
7449 global diffids treediffs
7450 global parents curview
7451
7452 set diffmergeid $id
7453 set diffids $id
7454 set treediffs($id) {}
7455 set np [llength $parents($curview,$id)]
7456 settabs $np
7457 getblobdiffs $id
7458}
7459
7460proc startdiff {ids} {
7461 global treediffs diffids treepending diffmergeid nullid nullid2
7462
7463 settabs 1
7464 set diffids $ids
7465 catch {unset diffmergeid}
7466 if {![info exists treediffs($ids)] ||
7467 [lsearch -exact $ids $nullid] >= 0 ||
7468 [lsearch -exact $ids $nullid2] >= 0} {
7469 if {![info exists treepending]} {
7470 gettreediffs $ids
7471 }
7472 } else {
7473 addtocflist $ids
7474 }
7475}
7476
7477# If the filename (name) is under any of the passed filter paths
7478# then return true to include the file in the listing.
7479proc path_filter {filter name} {
7480 set worktree [gitworktree]
7481 foreach p $filter {
7482 set fq_p [file normalize $p]
7483 set fq_n [file normalize [file join $worktree $name]]
7484 if {[string match [file normalize $fq_p]* $fq_n]} {
7485 return 1
7486 }
7487 }
7488 return 0
7489}
7490
7491proc addtocflist {ids} {
7492 global treediffs
7493
7494 add_flist $treediffs($ids)
7495 getblobdiffs $ids
7496}
7497
7498proc diffcmd {ids flags} {
7499 global log_showroot nullid nullid2
7500
7501 set i [lsearch -exact $ids $nullid]
7502 set j [lsearch -exact $ids $nullid2]
7503 if {$i >= 0} {
7504 if {[llength $ids] > 1 && $j < 0} {
7505 # comparing working directory with some specific revision
7506 set cmd [concat | git diff-index $flags]
7507 if {$i == 0} {
7508 lappend cmd -R [lindex $ids 1]
7509 } else {
7510 lappend cmd [lindex $ids 0]
7511 }
7512 } else {
7513 # comparing working directory with index
7514 set cmd [concat | git diff-files $flags]
7515 if {$j == 1} {
7516 lappend cmd -R
7517 }
7518 }
7519 } elseif {$j >= 0} {
7520 set cmd [concat | git diff-index --cached $flags]
7521 if {[llength $ids] > 1} {
7522 # comparing index with specific revision
7523 if {$j == 0} {
7524 lappend cmd -R [lindex $ids 1]
7525 } else {
7526 lappend cmd [lindex $ids 0]
7527 }
7528 } else {
7529 # comparing index with HEAD
7530 lappend cmd HEAD
7531 }
7532 } else {
7533 if {$log_showroot} {
7534 lappend flags --root
7535 }
7536 set cmd [concat | git diff-tree -r $flags $ids]
7537 }
7538 return $cmd
7539}
7540
7541proc gettreediffs {ids} {
7542 global treediff treepending
7543
7544 if {[catch {set gdtf [open [diffcmd $ids {--no-commit-id}] r]}]} return
7545
7546 set treepending $ids
7547 set treediff {}
7548 fconfigure $gdtf -blocking 0 -encoding binary
7549 filerun $gdtf [list gettreediffline $gdtf $ids]
7550}
7551
7552proc gettreediffline {gdtf ids} {
7553 global treediff treediffs treepending diffids diffmergeid
7554 global cmitmode vfilelimit curview limitdiffs perfile_attrs
7555
7556 set nr 0
7557 set sublist {}
7558 set max 1000
7559 if {$perfile_attrs} {
7560 # cache_gitattr is slow, and even slower on win32 where we
7561 # have to invoke it for only about 30 paths at a time
7562 set max 500
7563 if {[tk windowingsystem] == "win32"} {
7564 set max 120
7565 }
7566 }
7567 while {[incr nr] <= $max && [gets $gdtf line] >= 0} {
7568 set i [string first "\t" $line]
7569 if {$i >= 0} {
7570 set file [string range $line [expr {$i+1}] end]
7571 if {[string index $file 0] eq "\""} {
7572 set file [lindex $file 0]
7573 }
7574 set file [encoding convertfrom $file]
7575 if {$file ne [lindex $treediff end]} {
7576 lappend treediff $file
7577 lappend sublist $file
7578 }
7579 }
7580 }
7581 if {$perfile_attrs} {
7582 cache_gitattr encoding $sublist
7583 }
7584 if {![eof $gdtf]} {
7585 return [expr {$nr >= $max? 2: 1}]
7586 }
7587 close $gdtf
7588 if {$limitdiffs && $vfilelimit($curview) ne {}} {
7589 set flist {}
7590 foreach f $treediff {
7591 if {[path_filter $vfilelimit($curview) $f]} {
7592 lappend flist $f
7593 }
7594 }
7595 set treediffs($ids) $flist
7596 } else {
7597 set treediffs($ids) $treediff
7598 }
7599 unset treepending
7600 if {$cmitmode eq "tree" && [llength $diffids] == 1} {
7601 gettree $diffids
7602 } elseif {$ids != $diffids} {
7603 if {![info exists diffmergeid]} {
7604 gettreediffs $diffids
7605 }
7606 } else {
7607 addtocflist $ids
7608 }
7609 return 0
7610}
7611
7612# empty string or positive integer
7613proc diffcontextvalidate {v} {
7614 return [regexp {^(|[1-9][0-9]*)$} $v]
7615}
7616
7617proc diffcontextchange {n1 n2 op} {
7618 global diffcontextstring diffcontext
7619
7620 if {[string is integer -strict $diffcontextstring]} {
7621 if {$diffcontextstring >= 0} {
7622 set diffcontext $diffcontextstring
7623 reselectline
7624 }
7625 }
7626}
7627
7628proc changeignorespace {} {
7629 reselectline
7630}
7631
7632proc changeworddiff {name ix op} {
7633 reselectline
7634}
7635
7636proc getblobdiffs {ids} {
7637 global blobdifffd diffids env
7638 global diffinhdr treediffs
7639 global diffcontext
7640 global ignorespace
7641 global worddiff
7642 global limitdiffs vfilelimit curview
7643 global diffencoding targetline diffnparents
7644 global git_version currdiffsubmod
7645
7646 set textconv {}
7647 if {[package vcompare $git_version "1.6.1"] >= 0} {
7648 set textconv "--textconv"
7649 }
7650 set submodule {}
7651 if {[package vcompare $git_version "1.6.6"] >= 0} {
7652 set submodule "--submodule"
7653 }
7654 set cmd [diffcmd $ids "-p $textconv $submodule -C --cc --no-commit-id -U$diffcontext"]
7655 if {$ignorespace} {
7656 append cmd " -w"
7657 }
7658 if {$worddiff ne [mc "Line diff"]} {
7659 append cmd " --word-diff=porcelain"
7660 }
7661 if {$limitdiffs && $vfilelimit($curview) ne {}} {
7662 set cmd [concat $cmd -- $vfilelimit($curview)]
7663 }
7664 if {[catch {set bdf [open $cmd r]} err]} {
7665 error_popup [mc "Error getting diffs: %s" $err]
7666 return
7667 }
7668 set targetline {}
7669 set diffnparents 0
7670 set diffinhdr 0
7671 set diffencoding [get_path_encoding {}]
7672 fconfigure $bdf -blocking 0 -encoding binary -eofchar {}
7673 set blobdifffd($ids) $bdf
7674 set currdiffsubmod ""
7675 filerun $bdf [list getblobdiffline $bdf $diffids]
7676}
7677
7678proc savecmitpos {} {
7679 global ctext cmitmode
7680
7681 if {$cmitmode eq "tree"} {
7682 return {}
7683 }
7684 return [list target_scrollpos [$ctext index @0,0]]
7685}
7686
7687proc savectextpos {} {
7688 global ctext
7689
7690 return [list target_scrollpos [$ctext index @0,0]]
7691}
7692
7693proc maybe_scroll_ctext {ateof} {
7694 global ctext target_scrollpos
7695
7696 if {![info exists target_scrollpos]} return
7697 if {!$ateof} {
7698 set nlines [expr {[winfo height $ctext]
7699 / [font metrics textfont -linespace]}]
7700 if {[$ctext compare "$target_scrollpos + $nlines lines" <= end]} return
7701 }
7702 $ctext yview $target_scrollpos
7703 unset target_scrollpos
7704}
7705
7706proc setinlist {var i val} {
7707 global $var
7708
7709 while {[llength [set $var]] < $i} {
7710 lappend $var {}
7711 }
7712 if {[llength [set $var]] == $i} {
7713 lappend $var $val
7714 } else {
7715 lset $var $i $val
7716 }
7717}
7718
7719proc makediffhdr {fname ids} {
7720 global ctext curdiffstart treediffs diffencoding
7721 global ctext_file_names jump_to_here targetline diffline
7722
7723 set fname [encoding convertfrom $fname]
7724 set diffencoding [get_path_encoding $fname]
7725 set i [lsearch -exact $treediffs($ids) $fname]
7726 if {$i >= 0} {
7727 setinlist difffilestart $i $curdiffstart
7728 }
7729 lset ctext_file_names end $fname
7730 set l [expr {(78 - [string length $fname]) / 2}]
7731 set pad [string range "----------------------------------------" 1 $l]
7732 $ctext insert $curdiffstart "$pad $fname $pad" filesep
7733 set targetline {}
7734 if {$jump_to_here ne {} && [lindex $jump_to_here 0] eq $fname} {
7735 set targetline [lindex $jump_to_here 1]
7736 }
7737 set diffline 0
7738}
7739
7740proc getblobdiffline {bdf ids} {
7741 global diffids blobdifffd ctext curdiffstart
7742 global diffnexthead diffnextnote difffilestart
7743 global ctext_file_names ctext_file_lines
7744 global diffinhdr treediffs mergemax diffnparents
7745 global diffencoding jump_to_here targetline diffline currdiffsubmod
7746 global worddiff
7747
7748 set nr 0
7749 $ctext conf -state normal
7750 while {[incr nr] <= 1000 && [gets $bdf line] >= 0} {
7751 if {$ids != $diffids || $bdf != $blobdifffd($ids)} {
7752 catch {close $bdf}
7753 return 0
7754 }
7755 if {![string compare -length 5 "diff " $line]} {
7756 if {![regexp {^diff (--cc|--git) } $line m type]} {
7757 set line [encoding convertfrom $line]
7758 $ctext insert end "$line\n" hunksep
7759 continue
7760 }
7761 # start of a new file
7762 set diffinhdr 1
7763 $ctext insert end "\n"
7764 set curdiffstart [$ctext index "end - 1c"]
7765 lappend ctext_file_names ""
7766 lappend ctext_file_lines [lindex [split $curdiffstart "."] 0]
7767 $ctext insert end "\n" filesep
7768
7769 if {$type eq "--cc"} {
7770 # start of a new file in a merge diff
7771 set fname [string range $line 10 end]
7772 if {[lsearch -exact $treediffs($ids) $fname] < 0} {
7773 lappend treediffs($ids) $fname
7774 add_flist [list $fname]
7775 }
7776
7777 } else {
7778 set line [string range $line 11 end]
7779 # If the name hasn't changed the length will be odd,
7780 # the middle char will be a space, and the two bits either
7781 # side will be a/name and b/name, or "a/name" and "b/name".
7782 # If the name has changed we'll get "rename from" and
7783 # "rename to" or "copy from" and "copy to" lines following
7784 # this, and we'll use them to get the filenames.
7785 # This complexity is necessary because spaces in the
7786 # filename(s) don't get escaped.
7787 set l [string length $line]
7788 set i [expr {$l / 2}]
7789 if {!(($l & 1) && [string index $line $i] eq " " &&
7790 [string range $line 2 [expr {$i - 1}]] eq \
7791 [string range $line [expr {$i + 3}] end])} {
7792 continue
7793 }
7794 # unescape if quoted and chop off the a/ from the front
7795 if {[string index $line 0] eq "\""} {
7796 set fname [string range [lindex $line 0] 2 end]
7797 } else {
7798 set fname [string range $line 2 [expr {$i - 1}]]
7799 }
7800 }
7801 makediffhdr $fname $ids
7802
7803 } elseif {![string compare -length 16 "* Unmerged path " $line]} {
7804 set fname [encoding convertfrom [string range $line 16 end]]
7805 $ctext insert end "\n"
7806 set curdiffstart [$ctext index "end - 1c"]
7807 lappend ctext_file_names $fname
7808 lappend ctext_file_lines [lindex [split $curdiffstart "."] 0]
7809 $ctext insert end "$line\n" filesep
7810 set i [lsearch -exact $treediffs($ids) $fname]
7811 if {$i >= 0} {
7812 setinlist difffilestart $i $curdiffstart
7813 }
7814
7815 } elseif {![string compare -length 2 "@@" $line]} {
7816 regexp {^@@+} $line ats
7817 set line [encoding convertfrom $diffencoding $line]
7818 $ctext insert end "$line\n" hunksep
7819 if {[regexp { \+(\d+),\d+ @@} $line m nl]} {
7820 set diffline $nl
7821 }
7822 set diffnparents [expr {[string length $ats] - 1}]
7823 set diffinhdr 0
7824
7825 } elseif {![string compare -length 10 "Submodule " $line]} {
7826 # start of a new submodule
7827 if {[regexp -indices "\[0-9a-f\]+\\.\\." $line nameend]} {
7828 set fname [string range $line 10 [expr [lindex $nameend 0] - 2]]
7829 } else {
7830 set fname [string range $line 10 [expr [string first "contains " $line] - 2]]
7831 }
7832 if {$currdiffsubmod != $fname} {
7833 $ctext insert end "\n"; # Add newline after commit message
7834 }
7835 set curdiffstart [$ctext index "end - 1c"]
7836 lappend ctext_file_names ""
7837 if {$currdiffsubmod != $fname} {
7838 lappend ctext_file_lines $fname
7839 makediffhdr $fname $ids
7840 set currdiffsubmod $fname
7841 $ctext insert end "\n$line\n" filesep
7842 } else {
7843 $ctext insert end "$line\n" filesep
7844 }
7845 } elseif {![string compare -length 3 " >" $line]} {
7846 set $currdiffsubmod ""
7847 set line [encoding convertfrom $diffencoding $line]
7848 $ctext insert end "$line\n" dresult
7849 } elseif {![string compare -length 3 " <" $line]} {
7850 set $currdiffsubmod ""
7851 set line [encoding convertfrom $diffencoding $line]
7852 $ctext insert end "$line\n" d0
7853 } elseif {$diffinhdr} {
7854 if {![string compare -length 12 "rename from " $line]} {
7855 set fname [string range $line [expr 6 + [string first " from " $line] ] end]
7856 if {[string index $fname 0] eq "\""} {
7857 set fname [lindex $fname 0]
7858 }
7859 set fname [encoding convertfrom $fname]
7860 set i [lsearch -exact $treediffs($ids) $fname]
7861 if {$i >= 0} {
7862 setinlist difffilestart $i $curdiffstart
7863 }
7864 } elseif {![string compare -length 10 $line "rename to "] ||
7865 ![string compare -length 8 $line "copy to "]} {
7866 set fname [string range $line [expr 4 + [string first " to " $line] ] end]
7867 if {[string index $fname 0] eq "\""} {
7868 set fname [lindex $fname 0]
7869 }
7870 makediffhdr $fname $ids
7871 } elseif {[string compare -length 3 $line "---"] == 0} {
7872 # do nothing
7873 continue
7874 } elseif {[string compare -length 3 $line "+++"] == 0} {
7875 set diffinhdr 0
7876 continue
7877 }
7878 $ctext insert end "$line\n" filesep
7879
7880 } else {
7881 set line [string map {\x1A ^Z} \
7882 [encoding convertfrom $diffencoding $line]]
7883 # parse the prefix - one ' ', '-' or '+' for each parent
7884 set prefix [string range $line 0 [expr {$diffnparents - 1}]]
7885 set tag [expr {$diffnparents > 1? "m": "d"}]
7886 set dowords [expr {$worddiff ne [mc "Line diff"] && $diffnparents == 1}]
7887 set words_pre_markup ""
7888 set words_post_markup ""
7889 if {[string trim $prefix " -+"] eq {}} {
7890 # prefix only has " ", "-" and "+" in it: normal diff line
7891 set num [string first "-" $prefix]
7892 if {$dowords} {
7893 set line [string range $line 1 end]
7894 }
7895 if {$num >= 0} {
7896 # removed line, first parent with line is $num
7897 if {$num >= $mergemax} {
7898 set num "max"
7899 }
7900 if {$dowords && $worddiff eq [mc "Markup words"]} {
7901 $ctext insert end "\[-$line-\]" $tag$num
7902 } else {
7903 $ctext insert end "$line" $tag$num
7904 }
7905 if {!$dowords} {
7906 $ctext insert end "\n" $tag$num
7907 }
7908 } else {
7909 set tags {}
7910 if {[string first "+" $prefix] >= 0} {
7911 # added line
7912 lappend tags ${tag}result
7913 if {$diffnparents > 1} {
7914 set num [string first " " $prefix]
7915 if {$num >= 0} {
7916 if {$num >= $mergemax} {
7917 set num "max"
7918 }
7919 lappend tags m$num
7920 }
7921 }
7922 set words_pre_markup "{+"
7923 set words_post_markup "+}"
7924 }
7925 if {$targetline ne {}} {
7926 if {$diffline == $targetline} {
7927 set seehere [$ctext index "end - 1 chars"]
7928 set targetline {}
7929 } else {
7930 incr diffline
7931 }
7932 }
7933 if {$dowords && $worddiff eq [mc "Markup words"]} {
7934 $ctext insert end "$words_pre_markup$line$words_post_markup" $tags
7935 } else {
7936 $ctext insert end "$line" $tags
7937 }
7938 if {!$dowords} {
7939 $ctext insert end "\n" $tags
7940 }
7941 }
7942 } elseif {$dowords && $prefix eq "~"} {
7943 $ctext insert end "\n" {}
7944 } else {
7945 # "\ No newline at end of file",
7946 # or something else we don't recognize
7947 $ctext insert end "$line\n" hunksep
7948 }
7949 }
7950 }
7951 if {[info exists seehere]} {
7952 mark_ctext_line [lindex [split $seehere .] 0]
7953 }
7954 maybe_scroll_ctext [eof $bdf]
7955 $ctext conf -state disabled
7956 if {[eof $bdf]} {
7957 catch {close $bdf}
7958 return 0
7959 }
7960 return [expr {$nr >= 1000? 2: 1}]
7961}
7962
7963proc changediffdisp {} {
7964 global ctext diffelide
7965
7966 $ctext tag conf d0 -elide [lindex $diffelide 0]
7967 $ctext tag conf dresult -elide [lindex $diffelide 1]
7968}
7969
7970proc highlightfile {cline} {
7971 global cflist cflist_top
7972
7973 if {![info exists cflist_top]} return
7974
7975 $cflist tag remove highlight $cflist_top.0 "$cflist_top.0 lineend"
7976 $cflist tag add highlight $cline.0 "$cline.0 lineend"
7977 $cflist see $cline.0
7978 set cflist_top $cline
7979}
7980
7981proc highlightfile_for_scrollpos {topidx} {
7982 global cmitmode difffilestart
7983
7984 if {$cmitmode eq "tree"} return
7985 if {![info exists difffilestart]} return
7986
7987 set top [lindex [split $topidx .] 0]
7988 if {$difffilestart eq {} || $top < [lindex $difffilestart 0]} {
7989 highlightfile 0
7990 } else {
7991 highlightfile [expr {[bsearch $difffilestart $top] + 2}]
7992 }
7993}
7994
7995proc prevfile {} {
7996 global difffilestart ctext cmitmode
7997
7998 if {$cmitmode eq "tree"} return
7999 set prev 0.0
8000 set here [$ctext index @0,0]
8001 foreach loc $difffilestart {
8002 if {[$ctext compare $loc >= $here]} {
8003 $ctext yview $prev
8004 return
8005 }
8006 set prev $loc
8007 }
8008 $ctext yview $prev
8009}
8010
8011proc nextfile {} {
8012 global difffilestart ctext cmitmode
8013
8014 if {$cmitmode eq "tree"} return
8015 set here [$ctext index @0,0]
8016 foreach loc $difffilestart {
8017 if {[$ctext compare $loc > $here]} {
8018 $ctext yview $loc
8019 return
8020 }
8021 }
8022}
8023
8024proc clear_ctext {{first 1.0}} {
8025 global ctext smarktop smarkbot
8026 global ctext_file_names ctext_file_lines
8027 global pendinglinks
8028
8029 set l [lindex [split $first .] 0]
8030 if {![info exists smarktop] || [$ctext compare $first < $smarktop.0]} {
8031 set smarktop $l
8032 }
8033 if {![info exists smarkbot] || [$ctext compare $first < $smarkbot.0]} {
8034 set smarkbot $l
8035 }
8036 $ctext delete $first end
8037 if {$first eq "1.0"} {
8038 catch {unset pendinglinks}
8039 }
8040 set ctext_file_names {}
8041 set ctext_file_lines {}
8042}
8043
8044proc settabs {{firstab {}}} {
8045 global firsttabstop tabstop ctext have_tk85
8046
8047 if {$firstab ne {} && $have_tk85} {
8048 set firsttabstop $firstab
8049 }
8050 set w [font measure textfont "0"]
8051 if {$firsttabstop != 0} {
8052 $ctext conf -tabs [list [expr {($firsttabstop + $tabstop) * $w}] \
8053 [expr {($firsttabstop + 2 * $tabstop) * $w}]]
8054 } elseif {$have_tk85 || $tabstop != 8} {
8055 $ctext conf -tabs [expr {$tabstop * $w}]
8056 } else {
8057 $ctext conf -tabs {}
8058 }
8059}
8060
8061proc incrsearch {name ix op} {
8062 global ctext searchstring searchdirn
8063
8064 if {[catch {$ctext index anchor}]} {
8065 # no anchor set, use start of selection, or of visible area
8066 set sel [$ctext tag ranges sel]
8067 if {$sel ne {}} {
8068 $ctext mark set anchor [lindex $sel 0]
8069 } elseif {$searchdirn eq "-forwards"} {
8070 $ctext mark set anchor @0,0
8071 } else {
8072 $ctext mark set anchor @0,[winfo height $ctext]
8073 }
8074 }
8075 if {$searchstring ne {}} {
8076 set here [$ctext search -count mlen $searchdirn -- $searchstring anchor]
8077 if {$here ne {}} {
8078 $ctext see $here
8079 set mend "$here + $mlen c"
8080 $ctext tag remove sel 1.0 end
8081 $ctext tag add sel $here $mend
8082 suppress_highlighting_file_for_current_scrollpos
8083 highlightfile_for_scrollpos $here
8084 }
8085 }
8086 rehighlight_search_results
8087}
8088
8089proc dosearch {} {
8090 global sstring ctext searchstring searchdirn
8091
8092 focus $sstring
8093 $sstring icursor end
8094 set searchdirn -forwards
8095 if {$searchstring ne {}} {
8096 set sel [$ctext tag ranges sel]
8097 if {$sel ne {}} {
8098 set start "[lindex $sel 0] + 1c"
8099 } elseif {[catch {set start [$ctext index anchor]}]} {
8100 set start "@0,0"
8101 }
8102 set match [$ctext search -count mlen -- $searchstring $start]
8103 $ctext tag remove sel 1.0 end
8104 if {$match eq {}} {
8105 bell
8106 return
8107 }
8108 $ctext see $match
8109 suppress_highlighting_file_for_current_scrollpos
8110 highlightfile_for_scrollpos $match
8111 set mend "$match + $mlen c"
8112 $ctext tag add sel $match $mend
8113 $ctext mark unset anchor
8114 rehighlight_search_results
8115 }
8116}
8117
8118proc dosearchback {} {
8119 global sstring ctext searchstring searchdirn
8120
8121 focus $sstring
8122 $sstring icursor end
8123 set searchdirn -backwards
8124 if {$searchstring ne {}} {
8125 set sel [$ctext tag ranges sel]
8126 if {$sel ne {}} {
8127 set start [lindex $sel 0]
8128 } elseif {[catch {set start [$ctext index anchor]}]} {
8129 set start @0,[winfo height $ctext]
8130 }
8131 set match [$ctext search -backwards -count ml -- $searchstring $start]
8132 $ctext tag remove sel 1.0 end
8133 if {$match eq {}} {
8134 bell
8135 return
8136 }
8137 $ctext see $match
8138 suppress_highlighting_file_for_current_scrollpos
8139 highlightfile_for_scrollpos $match
8140 set mend "$match + $ml c"
8141 $ctext tag add sel $match $mend
8142 $ctext mark unset anchor
8143 rehighlight_search_results
8144 }
8145}
8146
8147proc rehighlight_search_results {} {
8148 global ctext searchstring
8149
8150 $ctext tag remove found 1.0 end
8151 $ctext tag remove currentsearchhit 1.0 end
8152
8153 if {$searchstring ne {}} {
8154 searchmarkvisible 1
8155 }
8156}
8157
8158proc searchmark {first last} {
8159 global ctext searchstring
8160
8161 set sel [$ctext tag ranges sel]
8162
8163 set mend $first.0
8164 while {1} {
8165 set match [$ctext search -count mlen -- $searchstring $mend $last.end]
8166 if {$match eq {}} break
8167 set mend "$match + $mlen c"
8168 if {$sel ne {} && [$ctext compare $match == [lindex $sel 0]]} {
8169 $ctext tag add currentsearchhit $match $mend
8170 } else {
8171 $ctext tag add found $match $mend
8172 }
8173 }
8174}
8175
8176proc searchmarkvisible {doall} {
8177 global ctext smarktop smarkbot
8178
8179 set topline [lindex [split [$ctext index @0,0] .] 0]
8180 set botline [lindex [split [$ctext index @0,[winfo height $ctext]] .] 0]
8181 if {$doall || $botline < $smarktop || $topline > $smarkbot} {
8182 # no overlap with previous
8183 searchmark $topline $botline
8184 set smarktop $topline
8185 set smarkbot $botline
8186 } else {
8187 if {$topline < $smarktop} {
8188 searchmark $topline [expr {$smarktop-1}]
8189 set smarktop $topline
8190 }
8191 if {$botline > $smarkbot} {
8192 searchmark [expr {$smarkbot+1}] $botline
8193 set smarkbot $botline
8194 }
8195 }
8196}
8197
8198proc suppress_highlighting_file_for_current_scrollpos {} {
8199 global ctext suppress_highlighting_file_for_this_scrollpos
8200
8201 set suppress_highlighting_file_for_this_scrollpos [$ctext index @0,0]
8202}
8203
8204proc scrolltext {f0 f1} {
8205 global searchstring cmitmode ctext
8206 global suppress_highlighting_file_for_this_scrollpos
8207
8208 set topidx [$ctext index @0,0]
8209 if {![info exists suppress_highlighting_file_for_this_scrollpos]
8210 || $topidx ne $suppress_highlighting_file_for_this_scrollpos} {
8211 highlightfile_for_scrollpos $topidx
8212 }
8213
8214 catch {unset suppress_highlighting_file_for_this_scrollpos}
8215
8216 .bleft.bottom.sb set $f0 $f1
8217 if {$searchstring ne {}} {
8218 searchmarkvisible 0
8219 }
8220}
8221
8222proc setcoords {} {
8223 global linespc charspc canvx0 canvy0
8224 global xspc1 xspc2 lthickness
8225
8226 set linespc [font metrics mainfont -linespace]
8227 set charspc [font measure mainfont "m"]
8228 set canvy0 [expr {int(3 + 0.5 * $linespc)}]
8229 set canvx0 [expr {int(3 + 0.5 * $linespc)}]
8230 set lthickness [expr {int($linespc / 9) + 1}]
8231 set xspc1(0) $linespc
8232 set xspc2 $linespc
8233}
8234
8235proc redisplay {} {
8236 global canv
8237 global selectedline
8238
8239 set ymax [lindex [$canv cget -scrollregion] 3]
8240 if {$ymax eq {} || $ymax == 0} return
8241 set span [$canv yview]
8242 clear_display
8243 setcanvscroll
8244 allcanvs yview moveto [lindex $span 0]
8245 drawvisible
8246 if {$selectedline ne {}} {
8247 selectline $selectedline 0
8248 allcanvs yview moveto [lindex $span 0]
8249 }
8250}
8251
8252proc parsefont {f n} {
8253 global fontattr
8254
8255 set fontattr($f,family) [lindex $n 0]
8256 set s [lindex $n 1]
8257 if {$s eq {} || $s == 0} {
8258 set s 10
8259 } elseif {$s < 0} {
8260 set s [expr {int(-$s / [winfo fpixels . 1p] + 0.5)}]
8261 }
8262 set fontattr($f,size) $s
8263 set fontattr($f,weight) normal
8264 set fontattr($f,slant) roman
8265 foreach style [lrange $n 2 end] {
8266 switch -- $style {
8267 "normal" -
8268 "bold" {set fontattr($f,weight) $style}
8269 "roman" -
8270 "italic" {set fontattr($f,slant) $style}
8271 }
8272 }
8273}
8274
8275proc fontflags {f {isbold 0}} {
8276 global fontattr
8277
8278 return [list -family $fontattr($f,family) -size $fontattr($f,size) \
8279 -weight [expr {$isbold? "bold": $fontattr($f,weight)}] \
8280 -slant $fontattr($f,slant)]
8281}
8282
8283proc fontname {f} {
8284 global fontattr
8285
8286 set n [list $fontattr($f,family) $fontattr($f,size)]
8287 if {$fontattr($f,weight) eq "bold"} {
8288 lappend n "bold"
8289 }
8290 if {$fontattr($f,slant) eq "italic"} {
8291 lappend n "italic"
8292 }
8293 return $n
8294}
8295
8296proc incrfont {inc} {
8297 global mainfont textfont ctext canv cflist showrefstop
8298 global stopped entries fontattr
8299
8300 unmarkmatches
8301 set s $fontattr(mainfont,size)
8302 incr s $inc
8303 if {$s < 1} {
8304 set s 1
8305 }
8306 set fontattr(mainfont,size) $s
8307 font config mainfont -size $s
8308 font config mainfontbold -size $s
8309 set mainfont [fontname mainfont]
8310 set s $fontattr(textfont,size)
8311 incr s $inc
8312 if {$s < 1} {
8313 set s 1
8314 }
8315 set fontattr(textfont,size) $s
8316 font config textfont -size $s
8317 font config textfontbold -size $s
8318 set textfont [fontname textfont]
8319 setcoords
8320 settabs
8321 redisplay
8322}
8323
8324proc clearsha1 {} {
8325 global sha1entry sha1string
8326 if {[string length $sha1string] == 40} {
8327 $sha1entry delete 0 end
8328 }
8329}
8330
8331proc sha1change {n1 n2 op} {
8332 global sha1string currentid sha1but
8333 if {$sha1string == {}
8334 || ([info exists currentid] && $sha1string == $currentid)} {
8335 set state disabled
8336 } else {
8337 set state normal
8338 }
8339 if {[$sha1but cget -state] == $state} return
8340 if {$state == "normal"} {
8341 $sha1but conf -state normal -relief raised -text "[mc "Goto:"] "
8342 } else {
8343 $sha1but conf -state disabled -relief flat -text "[mc "SHA1 ID:"] "
8344 }
8345}
8346
8347proc gotocommit {} {
8348 global sha1string tagids headids curview varcid
8349
8350 if {$sha1string == {}
8351 || ([info exists currentid] && $sha1string == $currentid)} return
8352 if {[info exists tagids($sha1string)]} {
8353 set id $tagids($sha1string)
8354 } elseif {[info exists headids($sha1string)]} {
8355 set id $headids($sha1string)
8356 } else {
8357 set id [string tolower $sha1string]
8358 if {[regexp {^[0-9a-f]{4,39}$} $id]} {
8359 set matches [longid $id]
8360 if {$matches ne {}} {
8361 if {[llength $matches] > 1} {
8362 error_popup [mc "Short SHA1 id %s is ambiguous" $id]
8363 return
8364 }
8365 set id [lindex $matches 0]
8366 }
8367 } else {
8368 if {[catch {set id [exec git rev-parse --verify $sha1string]}]} {
8369 error_popup [mc "Revision %s is not known" $sha1string]
8370 return
8371 }
8372 }
8373 }
8374 if {[commitinview $id $curview]} {
8375 selectline [rowofcommit $id] 1
8376 return
8377 }
8378 if {[regexp {^[0-9a-fA-F]{4,}$} $sha1string]} {
8379 set msg [mc "SHA1 id %s is not known" $sha1string]
8380 } else {
8381 set msg [mc "Revision %s is not in the current view" $sha1string]
8382 }
8383 error_popup $msg
8384}
8385
8386proc lineenter {x y id} {
8387 global hoverx hovery hoverid hovertimer
8388 global commitinfo canv
8389
8390 if {![info exists commitinfo($id)] && ![getcommit $id]} return
8391 set hoverx $x
8392 set hovery $y
8393 set hoverid $id
8394 if {[info exists hovertimer]} {
8395 after cancel $hovertimer
8396 }
8397 set hovertimer [after 500 linehover]
8398 $canv delete hover
8399}
8400
8401proc linemotion {x y id} {
8402 global hoverx hovery hoverid hovertimer
8403
8404 if {[info exists hoverid] && $id == $hoverid} {
8405 set hoverx $x
8406 set hovery $y
8407 if {[info exists hovertimer]} {
8408 after cancel $hovertimer
8409 }
8410 set hovertimer [after 500 linehover]
8411 }
8412}
8413
8414proc lineleave {id} {
8415 global hoverid hovertimer canv
8416
8417 if {[info exists hoverid] && $id == $hoverid} {
8418 $canv delete hover
8419 if {[info exists hovertimer]} {
8420 after cancel $hovertimer
8421 unset hovertimer
8422 }
8423 unset hoverid
8424 }
8425}
8426
8427proc linehover {} {
8428 global hoverx hovery hoverid hovertimer
8429 global canv linespc lthickness
8430 global commitinfo
8431
8432 set text [lindex $commitinfo($hoverid) 0]
8433 set ymax [lindex [$canv cget -scrollregion] 3]
8434 if {$ymax == {}} return
8435 set yfrac [lindex [$canv yview] 0]
8436 set x [expr {$hoverx + 2 * $linespc}]
8437 set y [expr {$hovery + $yfrac * $ymax - $linespc / 2}]
8438 set x0 [expr {$x - 2 * $lthickness}]
8439 set y0 [expr {$y - 2 * $lthickness}]
8440 set x1 [expr {$x + [font measure mainfont $text] + 2 * $lthickness}]
8441 set y1 [expr {$y + $linespc + 2 * $lthickness}]
8442 set t [$canv create rectangle $x0 $y0 $x1 $y1 \
8443 -fill \#ffff80 -outline black -width 1 -tags hover]
8444 $canv raise $t
8445 set t [$canv create text $x $y -anchor nw -text $text -tags hover \
8446 -font mainfont]
8447 $canv raise $t
8448}
8449
8450proc clickisonarrow {id y} {
8451 global lthickness
8452
8453 set ranges [rowranges $id]
8454 set thresh [expr {2 * $lthickness + 6}]
8455 set n [expr {[llength $ranges] - 1}]
8456 for {set i 1} {$i < $n} {incr i} {
8457 set row [lindex $ranges $i]
8458 if {abs([yc $row] - $y) < $thresh} {
8459 return $i
8460 }
8461 }
8462 return {}
8463}
8464
8465proc arrowjump {id n y} {
8466 global canv
8467
8468 # 1 <-> 2, 3 <-> 4, etc...
8469 set n [expr {(($n - 1) ^ 1) + 1}]
8470 set row [lindex [rowranges $id] $n]
8471 set yt [yc $row]
8472 set ymax [lindex [$canv cget -scrollregion] 3]
8473 if {$ymax eq {} || $ymax <= 0} return
8474 set view [$canv yview]
8475 set yspan [expr {[lindex $view 1] - [lindex $view 0]}]
8476 set yfrac [expr {$yt / $ymax - $yspan / 2}]
8477 if {$yfrac < 0} {
8478 set yfrac 0
8479 }
8480 allcanvs yview moveto $yfrac
8481}
8482
8483proc lineclick {x y id isnew} {
8484 global ctext commitinfo children canv thickerline curview
8485
8486 if {![info exists commitinfo($id)] && ![getcommit $id]} return
8487 unmarkmatches
8488 unselectline
8489 normalline
8490 $canv delete hover
8491 # draw this line thicker than normal
8492 set thickerline $id
8493 drawlines $id
8494 if {$isnew} {
8495 set ymax [lindex [$canv cget -scrollregion] 3]
8496 if {$ymax eq {}} return
8497 set yfrac [lindex [$canv yview] 0]
8498 set y [expr {$y + $yfrac * $ymax}]
8499 }
8500 set dirn [clickisonarrow $id $y]
8501 if {$dirn ne {}} {
8502 arrowjump $id $dirn $y
8503 return
8504 }
8505
8506 if {$isnew} {
8507 addtohistory [list lineclick $x $y $id 0] savectextpos
8508 }
8509 # fill the details pane with info about this line
8510 $ctext conf -state normal
8511 clear_ctext
8512 settabs 0
8513 $ctext insert end "[mc "Parent"]:\t"
8514 $ctext insert end $id link0
8515 setlink $id link0
8516 set info $commitinfo($id)
8517 $ctext insert end "\n\t[lindex $info 0]\n"
8518 $ctext insert end "\t[mc "Author"]:\t[lindex $info 1]\n"
8519 set date [formatdate [lindex $info 2]]
8520 $ctext insert end "\t[mc "Date"]:\t$date\n"
8521 set kids $children($curview,$id)
8522 if {$kids ne {}} {
8523 $ctext insert end "\n[mc "Children"]:"
8524 set i 0
8525 foreach child $kids {
8526 incr i
8527 if {![info exists commitinfo($child)] && ![getcommit $child]} continue
8528 set info $commitinfo($child)
8529 $ctext insert end "\n\t"
8530 $ctext insert end $child link$i
8531 setlink $child link$i
8532 $ctext insert end "\n\t[lindex $info 0]"
8533 $ctext insert end "\n\t[mc "Author"]:\t[lindex $info 1]"
8534 set date [formatdate [lindex $info 2]]
8535 $ctext insert end "\n\t[mc "Date"]:\t$date\n"
8536 }
8537 }
8538 maybe_scroll_ctext 1
8539 $ctext conf -state disabled
8540 init_flist {}
8541}
8542
8543proc normalline {} {
8544 global thickerline
8545 if {[info exists thickerline]} {
8546 set id $thickerline
8547 unset thickerline
8548 drawlines $id
8549 }
8550}
8551
8552proc selbyid {id {isnew 1}} {
8553 global curview
8554 if {[commitinview $id $curview]} {
8555 selectline [rowofcommit $id] $isnew
8556 }
8557}
8558
8559proc mstime {} {
8560 global startmstime
8561 if {![info exists startmstime]} {
8562 set startmstime [clock clicks -milliseconds]
8563 }
8564 return [format "%.3f" [expr {([clock click -milliseconds] - $startmstime) / 1000.0}]]
8565}
8566
8567proc rowmenu {x y id} {
8568 global rowctxmenu selectedline rowmenuid curview
8569 global nullid nullid2 fakerowmenu mainhead markedid
8570
8571 stopfinding
8572 set rowmenuid $id
8573 if {$selectedline eq {} || [rowofcommit $id] eq $selectedline} {
8574 set state disabled
8575 } else {
8576 set state normal
8577 }
8578 if {[info exists markedid] && $markedid ne $id} {
8579 set mstate normal
8580 } else {
8581 set mstate disabled
8582 }
8583 if {$id ne $nullid && $id ne $nullid2} {
8584 set menu $rowctxmenu
8585 if {$mainhead ne {}} {
8586 $menu entryconfigure 7 -label [mc "Reset %s branch to here" $mainhead] -state normal
8587 } else {
8588 $menu entryconfigure 7 -label [mc "Detached head: can't reset" $mainhead] -state disabled
8589 }
8590 $menu entryconfigure 9 -state $mstate
8591 $menu entryconfigure 10 -state $mstate
8592 $menu entryconfigure 11 -state $mstate
8593 } else {
8594 set menu $fakerowmenu
8595 }
8596 $menu entryconfigure [mca "Diff this -> selected"] -state $state
8597 $menu entryconfigure [mca "Diff selected -> this"] -state $state
8598 $menu entryconfigure [mca "Make patch"] -state $state
8599 $menu entryconfigure [mca "Diff this -> marked commit"] -state $mstate
8600 $menu entryconfigure [mca "Diff marked commit -> this"] -state $mstate
8601 tk_popup $menu $x $y
8602}
8603
8604proc markhere {} {
8605 global rowmenuid markedid canv
8606
8607 set markedid $rowmenuid
8608 make_idmark $markedid
8609}
8610
8611proc gotomark {} {
8612 global markedid
8613
8614 if {[info exists markedid]} {
8615 selbyid $markedid
8616 }
8617}
8618
8619proc replace_by_kids {l r} {
8620 global curview children
8621
8622 set id [commitonrow $r]
8623 set l [lreplace $l 0 0]
8624 foreach kid $children($curview,$id) {
8625 lappend l [rowofcommit $kid]
8626 }
8627 return [lsort -integer -decreasing -unique $l]
8628}
8629
8630proc find_common_desc {} {
8631 global markedid rowmenuid curview children
8632
8633 if {![info exists markedid]} return
8634 if {![commitinview $markedid $curview] ||
8635 ![commitinview $rowmenuid $curview]} return
8636 #set t1 [clock clicks -milliseconds]
8637 set l1 [list [rowofcommit $markedid]]
8638 set l2 [list [rowofcommit $rowmenuid]]
8639 while 1 {
8640 set r1 [lindex $l1 0]
8641 set r2 [lindex $l2 0]
8642 if {$r1 eq {} || $r2 eq {}} break
8643 if {$r1 == $r2} {
8644 selectline $r1 1
8645 break
8646 }
8647 if {$r1 > $r2} {
8648 set l1 [replace_by_kids $l1 $r1]
8649 } else {
8650 set l2 [replace_by_kids $l2 $r2]
8651 }
8652 }
8653 #set t2 [clock clicks -milliseconds]
8654 #puts "took [expr {$t2-$t1}]ms"
8655}
8656
8657proc compare_commits {} {
8658 global markedid rowmenuid curview children
8659
8660 if {![info exists markedid]} return
8661 if {![commitinview $markedid $curview]} return
8662 addtohistory [list do_cmp_commits $markedid $rowmenuid]
8663 do_cmp_commits $markedid $rowmenuid
8664}
8665
8666proc getpatchid {id} {
8667 global patchids
8668
8669 if {![info exists patchids($id)]} {
8670 set cmd [diffcmd [list $id] {-p --root}]
8671 # trim off the initial "|"
8672 set cmd [lrange $cmd 1 end]
8673 if {[catch {
8674 set x [eval exec $cmd | git patch-id]
8675 set patchids($id) [lindex $x 0]
8676 }]} {
8677 set patchids($id) "error"
8678 }
8679 }
8680 return $patchids($id)
8681}
8682
8683proc do_cmp_commits {a b} {
8684 global ctext curview parents children patchids commitinfo
8685
8686 $ctext conf -state normal
8687 clear_ctext
8688 init_flist {}
8689 for {set i 0} {$i < 100} {incr i} {
8690 set skipa 0
8691 set skipb 0
8692 if {[llength $parents($curview,$a)] > 1} {
8693 appendshortlink $a [mc "Skipping merge commit "] "\n"
8694 set skipa 1
8695 } else {
8696 set patcha [getpatchid $a]
8697 }
8698 if {[llength $parents($curview,$b)] > 1} {
8699 appendshortlink $b [mc "Skipping merge commit "] "\n"
8700 set skipb 1
8701 } else {
8702 set patchb [getpatchid $b]
8703 }
8704 if {!$skipa && !$skipb} {
8705 set heada [lindex $commitinfo($a) 0]
8706 set headb [lindex $commitinfo($b) 0]
8707 if {$patcha eq "error"} {
8708 appendshortlink $a [mc "Error getting patch ID for "] \
8709 [mc " - stopping\n"]
8710 break
8711 }
8712 if {$patchb eq "error"} {
8713 appendshortlink $b [mc "Error getting patch ID for "] \
8714 [mc " - stopping\n"]
8715 break
8716 }
8717 if {$patcha eq $patchb} {
8718 if {$heada eq $headb} {
8719 appendshortlink $a [mc "Commit "]
8720 appendshortlink $b " == " " $heada\n"
8721 } else {
8722 appendshortlink $a [mc "Commit "] " $heada\n"
8723 appendshortlink $b [mc " is the same patch as\n "] \
8724 " $headb\n"
8725 }
8726 set skipa 1
8727 set skipb 1
8728 } else {
8729 $ctext insert end "\n"
8730 appendshortlink $a [mc "Commit "] " $heada\n"
8731 appendshortlink $b [mc " differs from\n "] \
8732 " $headb\n"
8733 $ctext insert end [mc "Diff of commits:\n\n"]
8734 $ctext conf -state disabled
8735 update
8736 diffcommits $a $b
8737 return
8738 }
8739 }
8740 if {$skipa} {
8741 set kids [real_children $curview,$a]
8742 if {[llength $kids] != 1} {
8743 $ctext insert end "\n"
8744 appendshortlink $a [mc "Commit "] \
8745 [mc " has %s children - stopping\n" [llength $kids]]
8746 break
8747 }
8748 set a [lindex $kids 0]
8749 }
8750 if {$skipb} {
8751 set kids [real_children $curview,$b]
8752 if {[llength $kids] != 1} {
8753 appendshortlink $b [mc "Commit "] \
8754 [mc " has %s children - stopping\n" [llength $kids]]
8755 break
8756 }
8757 set b [lindex $kids 0]
8758 }
8759 }
8760 $ctext conf -state disabled
8761}
8762
8763proc diffcommits {a b} {
8764 global diffcontext diffids blobdifffd diffinhdr currdiffsubmod
8765
8766 set tmpdir [gitknewtmpdir]
8767 set fna [file join $tmpdir "commit-[string range $a 0 7]"]
8768 set fnb [file join $tmpdir "commit-[string range $b 0 7]"]
8769 if {[catch {
8770 exec git diff-tree -p --pretty $a >$fna
8771 exec git diff-tree -p --pretty $b >$fnb
8772 } err]} {
8773 error_popup [mc "Error writing commit to file: %s" $err]
8774 return
8775 }
8776 if {[catch {
8777 set fd [open "| diff -U$diffcontext $fna $fnb" r]
8778 } err]} {
8779 error_popup [mc "Error diffing commits: %s" $err]
8780 return
8781 }
8782 set diffids [list commits $a $b]
8783 set blobdifffd($diffids) $fd
8784 set diffinhdr 0
8785 set currdiffsubmod ""
8786 filerun $fd [list getblobdiffline $fd $diffids]
8787}
8788
8789proc diffvssel {dirn} {
8790 global rowmenuid selectedline
8791
8792 if {$selectedline eq {}} return
8793 if {$dirn} {
8794 set oldid [commitonrow $selectedline]
8795 set newid $rowmenuid
8796 } else {
8797 set oldid $rowmenuid
8798 set newid [commitonrow $selectedline]
8799 }
8800 addtohistory [list doseldiff $oldid $newid] savectextpos
8801 doseldiff $oldid $newid
8802}
8803
8804proc diffvsmark {dirn} {
8805 global rowmenuid markedid
8806
8807 if {![info exists markedid]} return
8808 if {$dirn} {
8809 set oldid $markedid
8810 set newid $rowmenuid
8811 } else {
8812 set oldid $rowmenuid
8813 set newid $markedid
8814 }
8815 addtohistory [list doseldiff $oldid $newid] savectextpos
8816 doseldiff $oldid $newid
8817}
8818
8819proc doseldiff {oldid newid} {
8820 global ctext
8821 global commitinfo
8822
8823 $ctext conf -state normal
8824 clear_ctext
8825 init_flist [mc "Top"]
8826 $ctext insert end "[mc "From"] "
8827 $ctext insert end $oldid link0
8828 setlink $oldid link0
8829 $ctext insert end "\n "
8830 $ctext insert end [lindex $commitinfo($oldid) 0]
8831 $ctext insert end "\n\n[mc "To"] "
8832 $ctext insert end $newid link1
8833 setlink $newid link1
8834 $ctext insert end "\n "
8835 $ctext insert end [lindex $commitinfo($newid) 0]
8836 $ctext insert end "\n"
8837 $ctext conf -state disabled
8838 $ctext tag remove found 1.0 end
8839 startdiff [list $oldid $newid]
8840}
8841
8842proc mkpatch {} {
8843 global rowmenuid currentid commitinfo patchtop patchnum NS
8844
8845 if {![info exists currentid]} return
8846 set oldid $currentid
8847 set oldhead [lindex $commitinfo($oldid) 0]
8848 set newid $rowmenuid
8849 set newhead [lindex $commitinfo($newid) 0]
8850 set top .patch
8851 set patchtop $top
8852 catch {destroy $top}
8853 ttk_toplevel $top
8854 make_transient $top .
8855 ${NS}::label $top.title -text [mc "Generate patch"]
8856 grid $top.title - -pady 10
8857 ${NS}::label $top.from -text [mc "From:"]
8858 ${NS}::entry $top.fromsha1 -width 40
8859 $top.fromsha1 insert 0 $oldid
8860 $top.fromsha1 conf -state readonly
8861 grid $top.from $top.fromsha1 -sticky w
8862 ${NS}::entry $top.fromhead -width 60
8863 $top.fromhead insert 0 $oldhead
8864 $top.fromhead conf -state readonly
8865 grid x $top.fromhead -sticky w
8866 ${NS}::label $top.to -text [mc "To:"]
8867 ${NS}::entry $top.tosha1 -width 40
8868 $top.tosha1 insert 0 $newid
8869 $top.tosha1 conf -state readonly
8870 grid $top.to $top.tosha1 -sticky w
8871 ${NS}::entry $top.tohead -width 60
8872 $top.tohead insert 0 $newhead
8873 $top.tohead conf -state readonly
8874 grid x $top.tohead -sticky w
8875 ${NS}::button $top.rev -text [mc "Reverse"] -command mkpatchrev
8876 grid $top.rev x -pady 10 -padx 5
8877 ${NS}::label $top.flab -text [mc "Output file:"]
8878 ${NS}::entry $top.fname -width 60
8879 $top.fname insert 0 [file normalize "patch$patchnum.patch"]
8880 incr patchnum
8881 grid $top.flab $top.fname -sticky w
8882 ${NS}::frame $top.buts
8883 ${NS}::button $top.buts.gen -text [mc "Generate"] -command mkpatchgo
8884 ${NS}::button $top.buts.can -text [mc "Cancel"] -command mkpatchcan
8885 bind $top <Key-Return> mkpatchgo
8886 bind $top <Key-Escape> mkpatchcan
8887 grid $top.buts.gen $top.buts.can
8888 grid columnconfigure $top.buts 0 -weight 1 -uniform a
8889 grid columnconfigure $top.buts 1 -weight 1 -uniform a
8890 grid $top.buts - -pady 10 -sticky ew
8891 focus $top.fname
8892}
8893
8894proc mkpatchrev {} {
8895 global patchtop
8896
8897 set oldid [$patchtop.fromsha1 get]
8898 set oldhead [$patchtop.fromhead get]
8899 set newid [$patchtop.tosha1 get]
8900 set newhead [$patchtop.tohead get]
8901 foreach e [list fromsha1 fromhead tosha1 tohead] \
8902 v [list $newid $newhead $oldid $oldhead] {
8903 $patchtop.$e conf -state normal
8904 $patchtop.$e delete 0 end
8905 $patchtop.$e insert 0 $v
8906 $patchtop.$e conf -state readonly
8907 }
8908}
8909
8910proc mkpatchgo {} {
8911 global patchtop nullid nullid2
8912
8913 set oldid [$patchtop.fromsha1 get]
8914 set newid [$patchtop.tosha1 get]
8915 set fname [$patchtop.fname get]
8916 set cmd [diffcmd [list $oldid $newid] -p]
8917 # trim off the initial "|"
8918 set cmd [lrange $cmd 1 end]
8919 lappend cmd >$fname &
8920 if {[catch {eval exec $cmd} err]} {
8921 error_popup "[mc "Error creating patch:"] $err" $patchtop
8922 }
8923 catch {destroy $patchtop}
8924 unset patchtop
8925}
8926
8927proc mkpatchcan {} {
8928 global patchtop
8929
8930 catch {destroy $patchtop}
8931 unset patchtop
8932}
8933
8934proc mktag {} {
8935 global rowmenuid mktagtop commitinfo NS
8936
8937 set top .maketag
8938 set mktagtop $top
8939 catch {destroy $top}
8940 ttk_toplevel $top
8941 make_transient $top .
8942 ${NS}::label $top.title -text [mc "Create tag"]
8943 grid $top.title - -pady 10
8944 ${NS}::label $top.id -text [mc "ID:"]
8945 ${NS}::entry $top.sha1 -width 40
8946 $top.sha1 insert 0 $rowmenuid
8947 $top.sha1 conf -state readonly
8948 grid $top.id $top.sha1 -sticky w
8949 ${NS}::entry $top.head -width 60
8950 $top.head insert 0 [lindex $commitinfo($rowmenuid) 0]
8951 $top.head conf -state readonly
8952 grid x $top.head -sticky w
8953 ${NS}::label $top.tlab -text [mc "Tag name:"]
8954 ${NS}::entry $top.tag -width 60
8955 grid $top.tlab $top.tag -sticky w
8956 ${NS}::label $top.op -text [mc "Tag message is optional"]
8957 grid $top.op -columnspan 2 -sticky we
8958 ${NS}::label $top.mlab -text [mc "Tag message:"]
8959 ${NS}::entry $top.msg -width 60
8960 grid $top.mlab $top.msg -sticky w
8961 ${NS}::frame $top.buts
8962 ${NS}::button $top.buts.gen -text [mc "Create"] -command mktaggo
8963 ${NS}::button $top.buts.can -text [mc "Cancel"] -command mktagcan
8964 bind $top <Key-Return> mktaggo
8965 bind $top <Key-Escape> mktagcan
8966 grid $top.buts.gen $top.buts.can
8967 grid columnconfigure $top.buts 0 -weight 1 -uniform a
8968 grid columnconfigure $top.buts 1 -weight 1 -uniform a
8969 grid $top.buts - -pady 10 -sticky ew
8970 focus $top.tag
8971}
8972
8973proc domktag {} {
8974 global mktagtop env tagids idtags
8975
8976 set id [$mktagtop.sha1 get]
8977 set tag [$mktagtop.tag get]
8978 set msg [$mktagtop.msg get]
8979 if {$tag == {}} {
8980 error_popup [mc "No tag name specified"] $mktagtop
8981 return 0
8982 }
8983 if {[info exists tagids($tag)]} {
8984 error_popup [mc "Tag \"%s\" already exists" $tag] $mktagtop
8985 return 0
8986 }
8987 if {[catch {
8988 if {$msg != {}} {
8989 exec git tag -a -m $msg $tag $id
8990 } else {
8991 exec git tag $tag $id
8992 }
8993 } err]} {
8994 error_popup "[mc "Error creating tag:"] $err" $mktagtop
8995 return 0
8996 }
8997
8998 set tagids($tag) $id
8999 lappend idtags($id) $tag
9000 redrawtags $id
9001 addedtag $id
9002 dispneartags 0
9003 run refill_reflist
9004 return 1
9005}
9006
9007proc redrawtags {id} {
9008 global canv linehtag idpos currentid curview cmitlisted markedid
9009 global canvxmax iddrawn circleitem mainheadid circlecolors
9010
9011 if {![commitinview $id $curview]} return
9012 if {![info exists iddrawn($id)]} return
9013 set row [rowofcommit $id]
9014 if {$id eq $mainheadid} {
9015 set ofill yellow
9016 } else {
9017 set ofill [lindex $circlecolors $cmitlisted($curview,$id)]
9018 }
9019 $canv itemconf $circleitem($row) -fill $ofill
9020 $canv delete tag.$id
9021 set xt [eval drawtags $id $idpos($id)]
9022 $canv coords $linehtag($id) $xt [lindex $idpos($id) 2]
9023 set text [$canv itemcget $linehtag($id) -text]
9024 set font [$canv itemcget $linehtag($id) -font]
9025 set xr [expr {$xt + [font measure $font $text]}]
9026 if {$xr > $canvxmax} {
9027 set canvxmax $xr
9028 setcanvscroll
9029 }
9030 if {[info exists currentid] && $currentid == $id} {
9031 make_secsel $id
9032 }
9033 if {[info exists markedid] && $markedid eq $id} {
9034 make_idmark $id
9035 }
9036}
9037
9038proc mktagcan {} {
9039 global mktagtop
9040
9041 catch {destroy $mktagtop}
9042 unset mktagtop
9043}
9044
9045proc mktaggo {} {
9046 if {![domktag]} return
9047 mktagcan
9048}
9049
9050proc writecommit {} {
9051 global rowmenuid wrcomtop commitinfo wrcomcmd NS
9052
9053 set top .writecommit
9054 set wrcomtop $top
9055 catch {destroy $top}
9056 ttk_toplevel $top
9057 make_transient $top .
9058 ${NS}::label $top.title -text [mc "Write commit to file"]
9059 grid $top.title - -pady 10
9060 ${NS}::label $top.id -text [mc "ID:"]
9061 ${NS}::entry $top.sha1 -width 40
9062 $top.sha1 insert 0 $rowmenuid
9063 $top.sha1 conf -state readonly
9064 grid $top.id $top.sha1 -sticky w
9065 ${NS}::entry $top.head -width 60
9066 $top.head insert 0 [lindex $commitinfo($rowmenuid) 0]
9067 $top.head conf -state readonly
9068 grid x $top.head -sticky w
9069 ${NS}::label $top.clab -text [mc "Command:"]
9070 ${NS}::entry $top.cmd -width 60 -textvariable wrcomcmd
9071 grid $top.clab $top.cmd -sticky w -pady 10
9072 ${NS}::label $top.flab -text [mc "Output file:"]
9073 ${NS}::entry $top.fname -width 60
9074 $top.fname insert 0 [file normalize "commit-[string range $rowmenuid 0 6]"]
9075 grid $top.flab $top.fname -sticky w
9076 ${NS}::frame $top.buts
9077 ${NS}::button $top.buts.gen -text [mc "Write"] -command wrcomgo
9078 ${NS}::button $top.buts.can -text [mc "Cancel"] -command wrcomcan
9079 bind $top <Key-Return> wrcomgo
9080 bind $top <Key-Escape> wrcomcan
9081 grid $top.buts.gen $top.buts.can
9082 grid columnconfigure $top.buts 0 -weight 1 -uniform a
9083 grid columnconfigure $top.buts 1 -weight 1 -uniform a
9084 grid $top.buts - -pady 10 -sticky ew
9085 focus $top.fname
9086}
9087
9088proc wrcomgo {} {
9089 global wrcomtop
9090
9091 set id [$wrcomtop.sha1 get]
9092 set cmd "echo $id | [$wrcomtop.cmd get]"
9093 set fname [$wrcomtop.fname get]
9094 if {[catch {exec sh -c $cmd >$fname &} err]} {
9095 error_popup "[mc "Error writing commit:"] $err" $wrcomtop
9096 }
9097 catch {destroy $wrcomtop}
9098 unset wrcomtop
9099}
9100
9101proc wrcomcan {} {
9102 global wrcomtop
9103
9104 catch {destroy $wrcomtop}
9105 unset wrcomtop
9106}
9107
9108proc mkbranch {} {
9109 global rowmenuid mkbrtop NS
9110
9111 set top .makebranch
9112 catch {destroy $top}
9113 ttk_toplevel $top
9114 make_transient $top .
9115 ${NS}::label $top.title -text [mc "Create new branch"]
9116 grid $top.title - -pady 10
9117 ${NS}::label $top.id -text [mc "ID:"]
9118 ${NS}::entry $top.sha1 -width 40
9119 $top.sha1 insert 0 $rowmenuid
9120 $top.sha1 conf -state readonly
9121 grid $top.id $top.sha1 -sticky w
9122 ${NS}::label $top.nlab -text [mc "Name:"]
9123 ${NS}::entry $top.name -width 40
9124 grid $top.nlab $top.name -sticky w
9125 ${NS}::frame $top.buts
9126 ${NS}::button $top.buts.go -text [mc "Create"] -command [list mkbrgo $top]
9127 ${NS}::button $top.buts.can -text [mc "Cancel"] -command "catch {destroy $top}"
9128 bind $top <Key-Return> [list mkbrgo $top]
9129 bind $top <Key-Escape> "catch {destroy $top}"
9130 grid $top.buts.go $top.buts.can
9131 grid columnconfigure $top.buts 0 -weight 1 -uniform a
9132 grid columnconfigure $top.buts 1 -weight 1 -uniform a
9133 grid $top.buts - -pady 10 -sticky ew
9134 focus $top.name
9135}
9136
9137proc mkbrgo {top} {
9138 global headids idheads
9139
9140 set name [$top.name get]
9141 set id [$top.sha1 get]
9142 set cmdargs {}
9143 set old_id {}
9144 if {$name eq {}} {
9145 error_popup [mc "Please specify a name for the new branch"] $top
9146 return
9147 }
9148 if {[info exists headids($name)]} {
9149 if {![confirm_popup [mc \
9150 "Branch '%s' already exists. Overwrite?" $name] $top]} {
9151 return
9152 }
9153 set old_id $headids($name)
9154 lappend cmdargs -f
9155 }
9156 catch {destroy $top}
9157 lappend cmdargs $name $id
9158 nowbusy newbranch
9159 update
9160 if {[catch {
9161 eval exec git branch $cmdargs
9162 } err]} {
9163 notbusy newbranch
9164 error_popup $err
9165 } else {
9166 notbusy newbranch
9167 if {$old_id ne {}} {
9168 movehead $id $name
9169 movedhead $id $name
9170 redrawtags $old_id
9171 redrawtags $id
9172 } else {
9173 set headids($name) $id
9174 lappend idheads($id) $name
9175 addedhead $id $name
9176 redrawtags $id
9177 }
9178 dispneartags 0
9179 run refill_reflist
9180 }
9181}
9182
9183proc exec_citool {tool_args {baseid {}}} {
9184 global commitinfo env
9185
9186 set save_env [array get env GIT_AUTHOR_*]
9187
9188 if {$baseid ne {}} {
9189 if {![info exists commitinfo($baseid)]} {
9190 getcommit $baseid
9191 }
9192 set author [lindex $commitinfo($baseid) 1]
9193 set date [lindex $commitinfo($baseid) 2]
9194 if {[regexp {^\s*(\S.*\S|\S)\s*<(.*)>\s*$} \
9195 $author author name email]
9196 && $date ne {}} {
9197 set env(GIT_AUTHOR_NAME) $name
9198 set env(GIT_AUTHOR_EMAIL) $email
9199 set env(GIT_AUTHOR_DATE) $date
9200 }
9201 }
9202
9203 eval exec git citool $tool_args &
9204
9205 array unset env GIT_AUTHOR_*
9206 array set env $save_env
9207}
9208
9209proc cherrypick {} {
9210 global rowmenuid curview
9211 global mainhead mainheadid
9212 global gitdir
9213
9214 set oldhead [exec git rev-parse HEAD]
9215 set dheads [descheads $rowmenuid]
9216 if {$dheads ne {} && [lsearch -exact $dheads $oldhead] >= 0} {
9217 set ok [confirm_popup [mc "Commit %s is already\
9218 included in branch %s -- really re-apply it?" \
9219 [string range $rowmenuid 0 7] $mainhead]]
9220 if {!$ok} return
9221 }
9222 nowbusy cherrypick [mc "Cherry-picking"]
9223 update
9224 # Unfortunately git-cherry-pick writes stuff to stderr even when
9225 # no error occurs, and exec takes that as an indication of error...
9226 if {[catch {exec sh -c "git cherry-pick -r $rowmenuid 2>&1"} err]} {
9227 notbusy cherrypick
9228 if {[regexp -line \
9229 {Entry '(.*)' (would be overwritten by merge|not uptodate)} \
9230 $err msg fname]} {
9231 error_popup [mc "Cherry-pick failed because of local changes\
9232 to file '%s'.\nPlease commit, reset or stash\
9233 your changes and try again." $fname]
9234 } elseif {[regexp -line \
9235 {^(CONFLICT \(.*\):|Automatic cherry-pick failed|error: could not apply)} \
9236 $err]} {
9237 if {[confirm_popup [mc "Cherry-pick failed because of merge\
9238 conflict.\nDo you wish to run git citool to\
9239 resolve it?"]]} {
9240 # Force citool to read MERGE_MSG
9241 file delete [file join $gitdir "GITGUI_MSG"]
9242 exec_citool {} $rowmenuid
9243 }
9244 } else {
9245 error_popup $err
9246 }
9247 run updatecommits
9248 return
9249 }
9250 set newhead [exec git rev-parse HEAD]
9251 if {$newhead eq $oldhead} {
9252 notbusy cherrypick
9253 error_popup [mc "No changes committed"]
9254 return
9255 }
9256 addnewchild $newhead $oldhead
9257 if {[commitinview $oldhead $curview]} {
9258 # XXX this isn't right if we have a path limit...
9259 insertrow $newhead $oldhead $curview
9260 if {$mainhead ne {}} {
9261 movehead $newhead $mainhead
9262 movedhead $newhead $mainhead
9263 }
9264 set mainheadid $newhead
9265 redrawtags $oldhead
9266 redrawtags $newhead
9267 selbyid $newhead
9268 }
9269 notbusy cherrypick
9270}
9271
9272proc resethead {} {
9273 global mainhead rowmenuid confirm_ok resettype NS
9274
9275 set confirm_ok 0
9276 set w ".confirmreset"
9277 ttk_toplevel $w
9278 make_transient $w .
9279 wm title $w [mc "Confirm reset"]
9280 ${NS}::label $w.m -text \
9281 [mc "Reset branch %s to %s?" $mainhead [string range $rowmenuid 0 7]]
9282 pack $w.m -side top -fill x -padx 20 -pady 20
9283 ${NS}::labelframe $w.f -text [mc "Reset type:"]
9284 set resettype mixed
9285 ${NS}::radiobutton $w.f.soft -value soft -variable resettype \
9286 -text [mc "Soft: Leave working tree and index untouched"]
9287 grid $w.f.soft -sticky w
9288 ${NS}::radiobutton $w.f.mixed -value mixed -variable resettype \
9289 -text [mc "Mixed: Leave working tree untouched, reset index"]
9290 grid $w.f.mixed -sticky w
9291 ${NS}::radiobutton $w.f.hard -value hard -variable resettype \
9292 -text [mc "Hard: Reset working tree and index\n(discard ALL local changes)"]
9293 grid $w.f.hard -sticky w
9294 pack $w.f -side top -fill x -padx 4
9295 ${NS}::button $w.ok -text [mc OK] -command "set confirm_ok 1; destroy $w"
9296 pack $w.ok -side left -fill x -padx 20 -pady 20
9297 ${NS}::button $w.cancel -text [mc Cancel] -command "destroy $w"
9298 bind $w <Key-Escape> [list destroy $w]
9299 pack $w.cancel -side right -fill x -padx 20 -pady 20
9300 bind $w <Visibility> "grab $w; focus $w"
9301 tkwait window $w
9302 if {!$confirm_ok} return
9303 if {[catch {set fd [open \
9304 [list | git reset --$resettype $rowmenuid 2>@1] r]} err]} {
9305 error_popup $err
9306 } else {
9307 dohidelocalchanges
9308 filerun $fd [list readresetstat $fd]
9309 nowbusy reset [mc "Resetting"]
9310 selbyid $rowmenuid
9311 }
9312}
9313
9314proc readresetstat {fd} {
9315 global mainhead mainheadid showlocalchanges rprogcoord
9316
9317 if {[gets $fd line] >= 0} {
9318 if {[regexp {([0-9]+)% \(([0-9]+)/([0-9]+)\)} $line match p m n]} {
9319 set rprogcoord [expr {1.0 * $m / $n}]
9320 adjustprogress
9321 }
9322 return 1
9323 }
9324 set rprogcoord 0
9325 adjustprogress
9326 notbusy reset
9327 if {[catch {close $fd} err]} {
9328 error_popup $err
9329 }
9330 set oldhead $mainheadid
9331 set newhead [exec git rev-parse HEAD]
9332 if {$newhead ne $oldhead} {
9333 movehead $newhead $mainhead
9334 movedhead $newhead $mainhead
9335 set mainheadid $newhead
9336 redrawtags $oldhead
9337 redrawtags $newhead
9338 }
9339 if {$showlocalchanges} {
9340 doshowlocalchanges
9341 }
9342 return 0
9343}
9344
9345# context menu for a head
9346proc headmenu {x y id head} {
9347 global headmenuid headmenuhead headctxmenu mainhead
9348
9349 stopfinding
9350 set headmenuid $id
9351 set headmenuhead $head
9352 set state normal
9353 if {[string match "remotes/*" $head]} {
9354 set state disabled
9355 }
9356 if {$head eq $mainhead} {
9357 set state disabled
9358 }
9359 $headctxmenu entryconfigure 0 -state $state
9360 $headctxmenu entryconfigure 1 -state $state
9361 tk_popup $headctxmenu $x $y
9362}
9363
9364proc cobranch {} {
9365 global headmenuid headmenuhead headids
9366 global showlocalchanges
9367
9368 # check the tree is clean first??
9369 nowbusy checkout [mc "Checking out"]
9370 update
9371 dohidelocalchanges
9372 if {[catch {
9373 set fd [open [list | git checkout $headmenuhead 2>@1] r]
9374 } err]} {
9375 notbusy checkout
9376 error_popup $err
9377 if {$showlocalchanges} {
9378 dodiffindex
9379 }
9380 } else {
9381 filerun $fd [list readcheckoutstat $fd $headmenuhead $headmenuid]
9382 }
9383}
9384
9385proc readcheckoutstat {fd newhead newheadid} {
9386 global mainhead mainheadid headids showlocalchanges progresscoords
9387 global viewmainheadid curview
9388
9389 if {[gets $fd line] >= 0} {
9390 if {[regexp {([0-9]+)% \(([0-9]+)/([0-9]+)\)} $line match p m n]} {
9391 set progresscoords [list 0 [expr {1.0 * $m / $n}]]
9392 adjustprogress
9393 }
9394 return 1
9395 }
9396 set progresscoords {0 0}
9397 adjustprogress
9398 notbusy checkout
9399 if {[catch {close $fd} err]} {
9400 error_popup $err
9401 }
9402 set oldmainid $mainheadid
9403 set mainhead $newhead
9404 set mainheadid $newheadid
9405 set viewmainheadid($curview) $newheadid
9406 redrawtags $oldmainid
9407 redrawtags $newheadid
9408 selbyid $newheadid
9409 if {$showlocalchanges} {
9410 dodiffindex
9411 }
9412}
9413
9414proc rmbranch {} {
9415 global headmenuid headmenuhead mainhead
9416 global idheads
9417
9418 set head $headmenuhead
9419 set id $headmenuid
9420 # this check shouldn't be needed any more...
9421 if {$head eq $mainhead} {
9422 error_popup [mc "Cannot delete the currently checked-out branch"]
9423 return
9424 }
9425 set dheads [descheads $id]
9426 if {[llength $dheads] == 1 && $idheads($dheads) eq $head} {
9427 # the stuff on this branch isn't on any other branch
9428 if {![confirm_popup [mc "The commits on branch %s aren't on any other\
9429 branch.\nReally delete branch %s?" $head $head]]} return
9430 }
9431 nowbusy rmbranch
9432 update
9433 if {[catch {exec git branch -D $head} err]} {
9434 notbusy rmbranch
9435 error_popup $err
9436 return
9437 }
9438 removehead $id $head
9439 removedhead $id $head
9440 redrawtags $id
9441 notbusy rmbranch
9442 dispneartags 0
9443 run refill_reflist
9444}
9445
9446# Display a list of tags and heads
9447proc showrefs {} {
9448 global showrefstop bgcolor fgcolor selectbgcolor NS
9449 global bglist fglist reflistfilter reflist maincursor
9450
9451 set top .showrefs
9452 set showrefstop $top
9453 if {[winfo exists $top]} {
9454 raise $top
9455 refill_reflist
9456 return
9457 }
9458 ttk_toplevel $top
9459 wm title $top [mc "Tags and heads: %s" [file tail [pwd]]]
9460 make_transient $top .
9461 text $top.list -background $bgcolor -foreground $fgcolor \
9462 -selectbackground $selectbgcolor -font mainfont \
9463 -xscrollcommand "$top.xsb set" -yscrollcommand "$top.ysb set" \
9464 -width 30 -height 20 -cursor $maincursor \
9465 -spacing1 1 -spacing3 1 -state disabled
9466 $top.list tag configure highlight -background $selectbgcolor
9467 lappend bglist $top.list
9468 lappend fglist $top.list
9469 ${NS}::scrollbar $top.ysb -command "$top.list yview" -orient vertical
9470 ${NS}::scrollbar $top.xsb -command "$top.list xview" -orient horizontal
9471 grid $top.list $top.ysb -sticky nsew
9472 grid $top.xsb x -sticky ew
9473 ${NS}::frame $top.f
9474 ${NS}::label $top.f.l -text "[mc "Filter"]: "
9475 ${NS}::entry $top.f.e -width 20 -textvariable reflistfilter
9476 set reflistfilter "*"
9477 trace add variable reflistfilter write reflistfilter_change
9478 pack $top.f.e -side right -fill x -expand 1
9479 pack $top.f.l -side left
9480 grid $top.f - -sticky ew -pady 2
9481 ${NS}::button $top.close -command [list destroy $top] -text [mc "Close"]
9482 bind $top <Key-Escape> [list destroy $top]
9483 grid $top.close -
9484 grid columnconfigure $top 0 -weight 1
9485 grid rowconfigure $top 0 -weight 1
9486 bind $top.list <1> {break}
9487 bind $top.list <B1-Motion> {break}
9488 bind $top.list <ButtonRelease-1> {sel_reflist %W %x %y; break}
9489 set reflist {}
9490 refill_reflist
9491}
9492
9493proc sel_reflist {w x y} {
9494 global showrefstop reflist headids tagids otherrefids
9495
9496 if {![winfo exists $showrefstop]} return
9497 set l [lindex [split [$w index "@$x,$y"] "."] 0]
9498 set ref [lindex $reflist [expr {$l-1}]]
9499 set n [lindex $ref 0]
9500 switch -- [lindex $ref 1] {
9501 "H" {selbyid $headids($n)}
9502 "T" {selbyid $tagids($n)}
9503 "o" {selbyid $otherrefids($n)}
9504 }
9505 $showrefstop.list tag add highlight $l.0 "$l.0 lineend"
9506}
9507
9508proc unsel_reflist {} {
9509 global showrefstop
9510
9511 if {![info exists showrefstop] || ![winfo exists $showrefstop]} return
9512 $showrefstop.list tag remove highlight 0.0 end
9513}
9514
9515proc reflistfilter_change {n1 n2 op} {
9516 global reflistfilter
9517
9518 after cancel refill_reflist
9519 after 200 refill_reflist
9520}
9521
9522proc refill_reflist {} {
9523 global reflist reflistfilter showrefstop headids tagids otherrefids
9524 global curview
9525
9526 if {![info exists showrefstop] || ![winfo exists $showrefstop]} return
9527 set refs {}
9528 foreach n [array names headids] {
9529 if {[string match $reflistfilter $n]} {
9530 if {[commitinview $headids($n) $curview]} {
9531 lappend refs [list $n H]
9532 } else {
9533 interestedin $headids($n) {run refill_reflist}
9534 }
9535 }
9536 }
9537 foreach n [array names tagids] {
9538 if {[string match $reflistfilter $n]} {
9539 if {[commitinview $tagids($n) $curview]} {
9540 lappend refs [list $n T]
9541 } else {
9542 interestedin $tagids($n) {run refill_reflist}
9543 }
9544 }
9545 }
9546 foreach n [array names otherrefids] {
9547 if {[string match $reflistfilter $n]} {
9548 if {[commitinview $otherrefids($n) $curview]} {
9549 lappend refs [list $n o]
9550 } else {
9551 interestedin $otherrefids($n) {run refill_reflist}
9552 }
9553 }
9554 }
9555 set refs [lsort -index 0 $refs]
9556 if {$refs eq $reflist} return
9557
9558 # Update the contents of $showrefstop.list according to the
9559 # differences between $reflist (old) and $refs (new)
9560 $showrefstop.list conf -state normal
9561 $showrefstop.list insert end "\n"
9562 set i 0
9563 set j 0
9564 while {$i < [llength $reflist] || $j < [llength $refs]} {
9565 if {$i < [llength $reflist]} {
9566 if {$j < [llength $refs]} {
9567 set cmp [string compare [lindex $reflist $i 0] \
9568 [lindex $refs $j 0]]
9569 if {$cmp == 0} {
9570 set cmp [string compare [lindex $reflist $i 1] \
9571 [lindex $refs $j 1]]
9572 }
9573 } else {
9574 set cmp -1
9575 }
9576 } else {
9577 set cmp 1
9578 }
9579 switch -- $cmp {
9580 -1 {
9581 $showrefstop.list delete "[expr {$j+1}].0" "[expr {$j+2}].0"
9582 incr i
9583 }
9584 0 {
9585 incr i
9586 incr j
9587 }
9588 1 {
9589 set l [expr {$j + 1}]
9590 $showrefstop.list image create $l.0 -align baseline \
9591 -image reficon-[lindex $refs $j 1] -padx 2
9592 $showrefstop.list insert $l.1 "[lindex $refs $j 0]\n"
9593 incr j
9594 }
9595 }
9596 }
9597 set reflist $refs
9598 # delete last newline
9599 $showrefstop.list delete end-2c end-1c
9600 $showrefstop.list conf -state disabled
9601}
9602
9603# Stuff for finding nearby tags
9604proc getallcommits {} {
9605 global allcommits nextarc seeds allccache allcwait cachedarcs allcupdate
9606 global idheads idtags idotherrefs allparents tagobjid
9607 global gitdir
9608
9609 if {![info exists allcommits]} {
9610 set nextarc 0
9611 set allcommits 0
9612 set seeds {}
9613 set allcwait 0
9614 set cachedarcs 0
9615 set allccache [file join $gitdir "gitk.cache"]
9616 if {![catch {
9617 set f [open $allccache r]
9618 set allcwait 1
9619 getcache $f
9620 }]} return
9621 }
9622
9623 if {$allcwait} {
9624 return
9625 }
9626 set cmd [list | git rev-list --parents]
9627 set allcupdate [expr {$seeds ne {}}]
9628 if {!$allcupdate} {
9629 set ids "--all"
9630 } else {
9631 set refs [concat [array names idheads] [array names idtags] \
9632 [array names idotherrefs]]
9633 set ids {}
9634 set tagobjs {}
9635 foreach name [array names tagobjid] {
9636 lappend tagobjs $tagobjid($name)
9637 }
9638 foreach id [lsort -unique $refs] {
9639 if {![info exists allparents($id)] &&
9640 [lsearch -exact $tagobjs $id] < 0} {
9641 lappend ids $id
9642 }
9643 }
9644 if {$ids ne {}} {
9645 foreach id $seeds {
9646 lappend ids "^$id"
9647 }
9648 }
9649 }
9650 if {$ids ne {}} {
9651 set fd [open [concat $cmd $ids] r]
9652 fconfigure $fd -blocking 0
9653 incr allcommits
9654 nowbusy allcommits
9655 filerun $fd [list getallclines $fd]
9656 } else {
9657 dispneartags 0
9658 }
9659}
9660
9661# Since most commits have 1 parent and 1 child, we group strings of
9662# such commits into "arcs" joining branch/merge points (BMPs), which
9663# are commits that either don't have 1 parent or don't have 1 child.
9664#
9665# arcnos(id) - incoming arcs for BMP, arc we're on for other nodes
9666# arcout(id) - outgoing arcs for BMP
9667# arcids(a) - list of IDs on arc including end but not start
9668# arcstart(a) - BMP ID at start of arc
9669# arcend(a) - BMP ID at end of arc
9670# growing(a) - arc a is still growing
9671# arctags(a) - IDs out of arcids (excluding end) that have tags
9672# archeads(a) - IDs out of arcids (excluding end) that have heads
9673# The start of an arc is at the descendent end, so "incoming" means
9674# coming from descendents, and "outgoing" means going towards ancestors.
9675
9676proc getallclines {fd} {
9677 global allparents allchildren idtags idheads nextarc
9678 global arcnos arcids arctags arcout arcend arcstart archeads growing
9679 global seeds allcommits cachedarcs allcupdate
9680
9681 set nid 0
9682 while {[incr nid] <= 1000 && [gets $fd line] >= 0} {
9683 set id [lindex $line 0]
9684 if {[info exists allparents($id)]} {
9685 # seen it already
9686 continue
9687 }
9688 set cachedarcs 0
9689 set olds [lrange $line 1 end]
9690 set allparents($id) $olds
9691 if {![info exists allchildren($id)]} {
9692 set allchildren($id) {}
9693 set arcnos($id) {}
9694 lappend seeds $id
9695 } else {
9696 set a $arcnos($id)
9697 if {[llength $olds] == 1 && [llength $a] == 1} {
9698 lappend arcids($a) $id
9699 if {[info exists idtags($id)]} {
9700 lappend arctags($a) $id
9701 }
9702 if {[info exists idheads($id)]} {
9703 lappend archeads($a) $id
9704 }
9705 if {[info exists allparents($olds)]} {
9706 # seen parent already
9707 if {![info exists arcout($olds)]} {
9708 splitarc $olds
9709 }
9710 lappend arcids($a) $olds
9711 set arcend($a) $olds
9712 unset growing($a)
9713 }
9714 lappend allchildren($olds) $id
9715 lappend arcnos($olds) $a
9716 continue
9717 }
9718 }
9719 foreach a $arcnos($id) {
9720 lappend arcids($a) $id
9721 set arcend($a) $id
9722 unset growing($a)
9723 }
9724
9725 set ao {}
9726 foreach p $olds {
9727 lappend allchildren($p) $id
9728 set a [incr nextarc]
9729 set arcstart($a) $id
9730 set archeads($a) {}
9731 set arctags($a) {}
9732 set archeads($a) {}
9733 set arcids($a) {}
9734 lappend ao $a
9735 set growing($a) 1
9736 if {[info exists allparents($p)]} {
9737 # seen it already, may need to make a new branch
9738 if {![info exists arcout($p)]} {
9739 splitarc $p
9740 }
9741 lappend arcids($a) $p
9742 set arcend($a) $p
9743 unset growing($a)
9744 }
9745 lappend arcnos($p) $a
9746 }
9747 set arcout($id) $ao
9748 }
9749 if {$nid > 0} {
9750 global cached_dheads cached_dtags cached_atags
9751 catch {unset cached_dheads}
9752 catch {unset cached_dtags}
9753 catch {unset cached_atags}
9754 }
9755 if {![eof $fd]} {
9756 return [expr {$nid >= 1000? 2: 1}]
9757 }
9758 set cacheok 1
9759 if {[catch {
9760 fconfigure $fd -blocking 1
9761 close $fd
9762 } err]} {
9763 # got an error reading the list of commits
9764 # if we were updating, try rereading the whole thing again
9765 if {$allcupdate} {
9766 incr allcommits -1
9767 dropcache $err
9768 return
9769 }
9770 error_popup "[mc "Error reading commit topology information;\
9771 branch and preceding/following tag information\
9772 will be incomplete."]\n($err)"
9773 set cacheok 0
9774 }
9775 if {[incr allcommits -1] == 0} {
9776 notbusy allcommits
9777 if {$cacheok} {
9778 run savecache
9779 }
9780 }
9781 dispneartags 0
9782 return 0
9783}
9784
9785proc recalcarc {a} {
9786 global arctags archeads arcids idtags idheads
9787
9788 set at {}
9789 set ah {}
9790 foreach id [lrange $arcids($a) 0 end-1] {
9791 if {[info exists idtags($id)]} {
9792 lappend at $id
9793 }
9794 if {[info exists idheads($id)]} {
9795 lappend ah $id
9796 }
9797 }
9798 set arctags($a) $at
9799 set archeads($a) $ah
9800}
9801
9802proc splitarc {p} {
9803 global arcnos arcids nextarc arctags archeads idtags idheads
9804 global arcstart arcend arcout allparents growing
9805
9806 set a $arcnos($p)
9807 if {[llength $a] != 1} {
9808 puts "oops splitarc called but [llength $a] arcs already"
9809 return
9810 }
9811 set a [lindex $a 0]
9812 set i [lsearch -exact $arcids($a) $p]
9813 if {$i < 0} {
9814 puts "oops splitarc $p not in arc $a"
9815 return
9816 }
9817 set na [incr nextarc]
9818 if {[info exists arcend($a)]} {
9819 set arcend($na) $arcend($a)
9820 } else {
9821 set l [lindex $allparents([lindex $arcids($a) end]) 0]
9822 set j [lsearch -exact $arcnos($l) $a]
9823 set arcnos($l) [lreplace $arcnos($l) $j $j $na]
9824 }
9825 set tail [lrange $arcids($a) [expr {$i+1}] end]
9826 set arcids($a) [lrange $arcids($a) 0 $i]
9827 set arcend($a) $p
9828 set arcstart($na) $p
9829 set arcout($p) $na
9830 set arcids($na) $tail
9831 if {[info exists growing($a)]} {
9832 set growing($na) 1
9833 unset growing($a)
9834 }
9835
9836 foreach id $tail {
9837 if {[llength $arcnos($id)] == 1} {
9838 set arcnos($id) $na
9839 } else {
9840 set j [lsearch -exact $arcnos($id) $a]
9841 set arcnos($id) [lreplace $arcnos($id) $j $j $na]
9842 }
9843 }
9844
9845 # reconstruct tags and heads lists
9846 if {$arctags($a) ne {} || $archeads($a) ne {}} {
9847 recalcarc $a
9848 recalcarc $na
9849 } else {
9850 set arctags($na) {}
9851 set archeads($na) {}
9852 }
9853}
9854
9855# Update things for a new commit added that is a child of one
9856# existing commit. Used when cherry-picking.
9857proc addnewchild {id p} {
9858 global allparents allchildren idtags nextarc
9859 global arcnos arcids arctags arcout arcend arcstart archeads growing
9860 global seeds allcommits
9861
9862 if {![info exists allcommits] || ![info exists arcnos($p)]} return
9863 set allparents($id) [list $p]
9864 set allchildren($id) {}
9865 set arcnos($id) {}
9866 lappend seeds $id
9867 lappend allchildren($p) $id
9868 set a [incr nextarc]
9869 set arcstart($a) $id
9870 set archeads($a) {}
9871 set arctags($a) {}
9872 set arcids($a) [list $p]
9873 set arcend($a) $p
9874 if {![info exists arcout($p)]} {
9875 splitarc $p
9876 }
9877 lappend arcnos($p) $a
9878 set arcout($id) [list $a]
9879}
9880
9881# This implements a cache for the topology information.
9882# The cache saves, for each arc, the start and end of the arc,
9883# the ids on the arc, and the outgoing arcs from the end.
9884proc readcache {f} {
9885 global arcnos arcids arcout arcstart arcend arctags archeads nextarc
9886 global idtags idheads allparents cachedarcs possible_seeds seeds growing
9887 global allcwait
9888
9889 set a $nextarc
9890 set lim $cachedarcs
9891 if {$lim - $a > 500} {
9892 set lim [expr {$a + 500}]
9893 }
9894 if {[catch {
9895 if {$a == $lim} {
9896 # finish reading the cache and setting up arctags, etc.
9897 set line [gets $f]
9898 if {$line ne "1"} {error "bad final version"}
9899 close $f
9900 foreach id [array names idtags] {
9901 if {[info exists arcnos($id)] && [llength $arcnos($id)] == 1 &&
9902 [llength $allparents($id)] == 1} {
9903 set a [lindex $arcnos($id) 0]
9904 if {$arctags($a) eq {}} {
9905 recalcarc $a
9906 }
9907 }
9908 }
9909 foreach id [array names idheads] {
9910 if {[info exists arcnos($id)] && [llength $arcnos($id)] == 1 &&
9911 [llength $allparents($id)] == 1} {
9912 set a [lindex $arcnos($id) 0]
9913 if {$archeads($a) eq {}} {
9914 recalcarc $a
9915 }
9916 }
9917 }
9918 foreach id [lsort -unique $possible_seeds] {
9919 if {$arcnos($id) eq {}} {
9920 lappend seeds $id
9921 }
9922 }
9923 set allcwait 0
9924 } else {
9925 while {[incr a] <= $lim} {
9926 set line [gets $f]
9927 if {[llength $line] != 3} {error "bad line"}
9928 set s [lindex $line 0]
9929 set arcstart($a) $s
9930 lappend arcout($s) $a
9931 if {![info exists arcnos($s)]} {
9932 lappend possible_seeds $s
9933 set arcnos($s) {}
9934 }
9935 set e [lindex $line 1]
9936 if {$e eq {}} {
9937 set growing($a) 1
9938 } else {
9939 set arcend($a) $e
9940 if {![info exists arcout($e)]} {
9941 set arcout($e) {}
9942 }
9943 }
9944 set arcids($a) [lindex $line 2]
9945 foreach id $arcids($a) {
9946 lappend allparents($s) $id
9947 set s $id
9948 lappend arcnos($id) $a
9949 }
9950 if {![info exists allparents($s)]} {
9951 set allparents($s) {}
9952 }
9953 set arctags($a) {}
9954 set archeads($a) {}
9955 }
9956 set nextarc [expr {$a - 1}]
9957 }
9958 } err]} {
9959 dropcache $err
9960 return 0
9961 }
9962 if {!$allcwait} {
9963 getallcommits
9964 }
9965 return $allcwait
9966}
9967
9968proc getcache {f} {
9969 global nextarc cachedarcs possible_seeds
9970
9971 if {[catch {
9972 set line [gets $f]
9973 if {[llength $line] != 2 || [lindex $line 0] ne "1"} {error "bad version"}
9974 # make sure it's an integer
9975 set cachedarcs [expr {int([lindex $line 1])}]
9976 if {$cachedarcs < 0} {error "bad number of arcs"}
9977 set nextarc 0
9978 set possible_seeds {}
9979 run readcache $f
9980 } err]} {
9981 dropcache $err
9982 }
9983 return 0
9984}
9985
9986proc dropcache {err} {
9987 global allcwait nextarc cachedarcs seeds
9988
9989 #puts "dropping cache ($err)"
9990 foreach v {arcnos arcout arcids arcstart arcend growing \
9991 arctags archeads allparents allchildren} {
9992 global $v
9993 catch {unset $v}
9994 }
9995 set allcwait 0
9996 set nextarc 0
9997 set cachedarcs 0
9998 set seeds {}
9999 getallcommits
10000}
10001
10002proc writecache {f} {
10003 global cachearc cachedarcs allccache
10004 global arcstart arcend arcnos arcids arcout
10005
10006 set a $cachearc
10007 set lim $cachedarcs
10008 if {$lim - $a > 1000} {
10009 set lim [expr {$a + 1000}]
10010 }
10011 if {[catch {
10012 while {[incr a] <= $lim} {
10013 if {[info exists arcend($a)]} {
10014 puts $f [list $arcstart($a) $arcend($a) $arcids($a)]
10015 } else {
10016 puts $f [list $arcstart($a) {} $arcids($a)]
10017 }
10018 }
10019 } err]} {
10020 catch {close $f}
10021 catch {file delete $allccache}
10022 #puts "writing cache failed ($err)"
10023 return 0
10024 }
10025 set cachearc [expr {$a - 1}]
10026 if {$a > $cachedarcs} {
10027 puts $f "1"
10028 close $f
10029 return 0
10030 }
10031 return 1
10032}
10033
10034proc savecache {} {
10035 global nextarc cachedarcs cachearc allccache
10036
10037 if {$nextarc == $cachedarcs} return
10038 set cachearc 0
10039 set cachedarcs $nextarc
10040 catch {
10041 set f [open $allccache w]
10042 puts $f [list 1 $cachedarcs]
10043 run writecache $f
10044 }
10045}
10046
10047# Returns 1 if a is an ancestor of b, -1 if b is an ancestor of a,
10048# or 0 if neither is true.
10049proc anc_or_desc {a b} {
10050 global arcout arcstart arcend arcnos cached_isanc
10051
10052 if {$arcnos($a) eq $arcnos($b)} {
10053 # Both are on the same arc(s); either both are the same BMP,
10054 # or if one is not a BMP, the other is also not a BMP or is
10055 # the BMP at end of the arc (and it only has 1 incoming arc).
10056 # Or both can be BMPs with no incoming arcs.
10057 if {$a eq $b || $arcnos($a) eq {}} {
10058 return 0
10059 }
10060 # assert {[llength $arcnos($a)] == 1}
10061 set arc [lindex $arcnos($a) 0]
10062 set i [lsearch -exact $arcids($arc) $a]
10063 set j [lsearch -exact $arcids($arc) $b]
10064 if {$i < 0 || $i > $j} {
10065 return 1
10066 } else {
10067 return -1
10068 }
10069 }
10070
10071 if {![info exists arcout($a)]} {
10072 set arc [lindex $arcnos($a) 0]
10073 if {[info exists arcend($arc)]} {
10074 set aend $arcend($arc)
10075 } else {
10076 set aend {}
10077 }
10078 set a $arcstart($arc)
10079 } else {
10080 set aend $a
10081 }
10082 if {![info exists arcout($b)]} {
10083 set arc [lindex $arcnos($b) 0]
10084 if {[info exists arcend($arc)]} {
10085 set bend $arcend($arc)
10086 } else {
10087 set bend {}
10088 }
10089 set b $arcstart($arc)
10090 } else {
10091 set bend $b
10092 }
10093 if {$a eq $bend} {
10094 return 1
10095 }
10096 if {$b eq $aend} {
10097 return -1
10098 }
10099 if {[info exists cached_isanc($a,$bend)]} {
10100 if {$cached_isanc($a,$bend)} {
10101 return 1
10102 }
10103 }
10104 if {[info exists cached_isanc($b,$aend)]} {
10105 if {$cached_isanc($b,$aend)} {
10106 return -1
10107 }
10108 if {[info exists cached_isanc($a,$bend)]} {
10109 return 0
10110 }
10111 }
10112
10113 set todo [list $a $b]
10114 set anc($a) a
10115 set anc($b) b
10116 for {set i 0} {$i < [llength $todo]} {incr i} {
10117 set x [lindex $todo $i]
10118 if {$anc($x) eq {}} {
10119 continue
10120 }
10121 foreach arc $arcnos($x) {
10122 set xd $arcstart($arc)
10123 if {$xd eq $bend} {
10124 set cached_isanc($a,$bend) 1
10125 set cached_isanc($b,$aend) 0
10126 return 1
10127 } elseif {$xd eq $aend} {
10128 set cached_isanc($b,$aend) 1
10129 set cached_isanc($a,$bend) 0
10130 return -1
10131 }
10132 if {![info exists anc($xd)]} {
10133 set anc($xd) $anc($x)
10134 lappend todo $xd
10135 } elseif {$anc($xd) ne $anc($x)} {
10136 set anc($xd) {}
10137 }
10138 }
10139 }
10140 set cached_isanc($a,$bend) 0
10141 set cached_isanc($b,$aend) 0
10142 return 0
10143}
10144
10145# This identifies whether $desc has an ancestor that is
10146# a growing tip of the graph and which is not an ancestor of $anc
10147# and returns 0 if so and 1 if not.
10148# If we subsequently discover a tag on such a growing tip, and that
10149# turns out to be a descendent of $anc (which it could, since we
10150# don't necessarily see children before parents), then $desc
10151# isn't a good choice to display as a descendent tag of
10152# $anc (since it is the descendent of another tag which is
10153# a descendent of $anc). Similarly, $anc isn't a good choice to
10154# display as a ancestor tag of $desc.
10155#
10156proc is_certain {desc anc} {
10157 global arcnos arcout arcstart arcend growing problems
10158
10159 set certain {}
10160 if {[llength $arcnos($anc)] == 1} {
10161 # tags on the same arc are certain
10162 if {$arcnos($desc) eq $arcnos($anc)} {
10163 return 1
10164 }
10165 if {![info exists arcout($anc)]} {
10166 # if $anc is partway along an arc, use the start of the arc instead
10167 set a [lindex $arcnos($anc) 0]
10168 set anc $arcstart($a)
10169 }
10170 }
10171 if {[llength $arcnos($desc)] > 1 || [info exists arcout($desc)]} {
10172 set x $desc
10173 } else {
10174 set a [lindex $arcnos($desc) 0]
10175 set x $arcend($a)
10176 }
10177 if {$x == $anc} {
10178 return 1
10179 }
10180 set anclist [list $x]
10181 set dl($x) 1
10182 set nnh 1
10183 set ngrowanc 0
10184 for {set i 0} {$i < [llength $anclist] && ($nnh > 0 || $ngrowanc > 0)} {incr i} {
10185 set x [lindex $anclist $i]
10186 if {$dl($x)} {
10187 incr nnh -1
10188 }
10189 set done($x) 1
10190 foreach a $arcout($x) {
10191 if {[info exists growing($a)]} {
10192 if {![info exists growanc($x)] && $dl($x)} {
10193 set growanc($x) 1
10194 incr ngrowanc
10195 }
10196 } else {
10197 set y $arcend($a)
10198 if {[info exists dl($y)]} {
10199 if {$dl($y)} {
10200 if {!$dl($x)} {
10201 set dl($y) 0
10202 if {![info exists done($y)]} {
10203 incr nnh -1
10204 }
10205 if {[info exists growanc($x)]} {
10206 incr ngrowanc -1
10207 }
10208 set xl [list $y]
10209 for {set k 0} {$k < [llength $xl]} {incr k} {
10210 set z [lindex $xl $k]
10211 foreach c $arcout($z) {
10212 if {[info exists arcend($c)]} {
10213 set v $arcend($c)
10214 if {[info exists dl($v)] && $dl($v)} {
10215 set dl($v) 0
10216 if {![info exists done($v)]} {
10217 incr nnh -1
10218 }
10219 if {[info exists growanc($v)]} {
10220 incr ngrowanc -1
10221 }
10222 lappend xl $v
10223 }
10224 }
10225 }
10226 }
10227 }
10228 }
10229 } elseif {$y eq $anc || !$dl($x)} {
10230 set dl($y) 0
10231 lappend anclist $y
10232 } else {
10233 set dl($y) 1
10234 lappend anclist $y
10235 incr nnh
10236 }
10237 }
10238 }
10239 }
10240 foreach x [array names growanc] {
10241 if {$dl($x)} {
10242 return 0
10243 }
10244 return 0
10245 }
10246 return 1
10247}
10248
10249proc validate_arctags {a} {
10250 global arctags idtags
10251
10252 set i -1
10253 set na $arctags($a)
10254 foreach id $arctags($a) {
10255 incr i
10256 if {![info exists idtags($id)]} {
10257 set na [lreplace $na $i $i]
10258 incr i -1
10259 }
10260 }
10261 set arctags($a) $na
10262}
10263
10264proc validate_archeads {a} {
10265 global archeads idheads
10266
10267 set i -1
10268 set na $archeads($a)
10269 foreach id $archeads($a) {
10270 incr i
10271 if {![info exists idheads($id)]} {
10272 set na [lreplace $na $i $i]
10273 incr i -1
10274 }
10275 }
10276 set archeads($a) $na
10277}
10278
10279# Return the list of IDs that have tags that are descendents of id,
10280# ignoring IDs that are descendents of IDs already reported.
10281proc desctags {id} {
10282 global arcnos arcstart arcids arctags idtags allparents
10283 global growing cached_dtags
10284
10285 if {![info exists allparents($id)]} {
10286 return {}
10287 }
10288 set t1 [clock clicks -milliseconds]
10289 set argid $id
10290 if {[llength $arcnos($id)] == 1 && [llength $allparents($id)] == 1} {
10291 # part-way along an arc; check that arc first
10292 set a [lindex $arcnos($id) 0]
10293 if {$arctags($a) ne {}} {
10294 validate_arctags $a
10295 set i [lsearch -exact $arcids($a) $id]
10296 set tid {}
10297 foreach t $arctags($a) {
10298 set j [lsearch -exact $arcids($a) $t]
10299 if {$j >= $i} break
10300 set tid $t
10301 }
10302 if {$tid ne {}} {
10303 return $tid
10304 }
10305 }
10306 set id $arcstart($a)
10307 if {[info exists idtags($id)]} {
10308 return $id
10309 }
10310 }
10311 if {[info exists cached_dtags($id)]} {
10312 return $cached_dtags($id)
10313 }
10314
10315 set origid $id
10316 set todo [list $id]
10317 set queued($id) 1
10318 set nc 1
10319 for {set i 0} {$i < [llength $todo] && $nc > 0} {incr i} {
10320 set id [lindex $todo $i]
10321 set done($id) 1
10322 set ta [info exists hastaggedancestor($id)]
10323 if {!$ta} {
10324 incr nc -1
10325 }
10326 # ignore tags on starting node
10327 if {!$ta && $i > 0} {
10328 if {[info exists idtags($id)]} {
10329 set tagloc($id) $id
10330 set ta 1
10331 } elseif {[info exists cached_dtags($id)]} {
10332 set tagloc($id) $cached_dtags($id)
10333 set ta 1
10334 }
10335 }
10336 foreach a $arcnos($id) {
10337 set d $arcstart($a)
10338 if {!$ta && $arctags($a) ne {}} {
10339 validate_arctags $a
10340 if {$arctags($a) ne {}} {
10341 lappend tagloc($id) [lindex $arctags($a) end]
10342 }
10343 }
10344 if {$ta || $arctags($a) ne {}} {
10345 set tomark [list $d]
10346 for {set j 0} {$j < [llength $tomark]} {incr j} {
10347 set dd [lindex $tomark $j]
10348 if {![info exists hastaggedancestor($dd)]} {
10349 if {[info exists done($dd)]} {
10350 foreach b $arcnos($dd) {
10351 lappend tomark $arcstart($b)
10352 }
10353 if {[info exists tagloc($dd)]} {
10354 unset tagloc($dd)
10355 }
10356 } elseif {[info exists queued($dd)]} {
10357 incr nc -1
10358 }
10359 set hastaggedancestor($dd) 1
10360 }
10361 }
10362 }
10363 if {![info exists queued($d)]} {
10364 lappend todo $d
10365 set queued($d) 1
10366 if {![info exists hastaggedancestor($d)]} {
10367 incr nc
10368 }
10369 }
10370 }
10371 }
10372 set tags {}
10373 foreach id [array names tagloc] {
10374 if {![info exists hastaggedancestor($id)]} {
10375 foreach t $tagloc($id) {
10376 if {[lsearch -exact $tags $t] < 0} {
10377 lappend tags $t
10378 }
10379 }
10380 }
10381 }
10382 set t2 [clock clicks -milliseconds]
10383 set loopix $i
10384
10385 # remove tags that are descendents of other tags
10386 for {set i 0} {$i < [llength $tags]} {incr i} {
10387 set a [lindex $tags $i]
10388 for {set j 0} {$j < $i} {incr j} {
10389 set b [lindex $tags $j]
10390 set r [anc_or_desc $a $b]
10391 if {$r == 1} {
10392 set tags [lreplace $tags $j $j]
10393 incr j -1
10394 incr i -1
10395 } elseif {$r == -1} {
10396 set tags [lreplace $tags $i $i]
10397 incr i -1
10398 break
10399 }
10400 }
10401 }
10402
10403 if {[array names growing] ne {}} {
10404 # graph isn't finished, need to check if any tag could get
10405 # eclipsed by another tag coming later. Simply ignore any
10406 # tags that could later get eclipsed.
10407 set ctags {}
10408 foreach t $tags {
10409 if {[is_certain $t $origid]} {
10410 lappend ctags $t
10411 }
10412 }
10413 if {$tags eq $ctags} {
10414 set cached_dtags($origid) $tags
10415 } else {
10416 set tags $ctags
10417 }
10418 } else {
10419 set cached_dtags($origid) $tags
10420 }
10421 set t3 [clock clicks -milliseconds]
10422 if {0 && $t3 - $t1 >= 100} {
10423 puts "iterating descendents ($loopix/[llength $todo] nodes) took\
10424 [expr {$t2-$t1}]+[expr {$t3-$t2}]ms, $nc candidates left"
10425 }
10426 return $tags
10427}
10428
10429proc anctags {id} {
10430 global arcnos arcids arcout arcend arctags idtags allparents
10431 global growing cached_atags
10432
10433 if {![info exists allparents($id)]} {
10434 return {}
10435 }
10436 set t1 [clock clicks -milliseconds]
10437 set argid $id
10438 if {[llength $arcnos($id)] == 1 && [llength $allparents($id)] == 1} {
10439 # part-way along an arc; check that arc first
10440 set a [lindex $arcnos($id) 0]
10441 if {$arctags($a) ne {}} {
10442 validate_arctags $a
10443 set i [lsearch -exact $arcids($a) $id]
10444 foreach t $arctags($a) {
10445 set j [lsearch -exact $arcids($a) $t]
10446 if {$j > $i} {
10447 return $t
10448 }
10449 }
10450 }
10451 if {![info exists arcend($a)]} {
10452 return {}
10453 }
10454 set id $arcend($a)
10455 if {[info exists idtags($id)]} {
10456 return $id
10457 }
10458 }
10459 if {[info exists cached_atags($id)]} {
10460 return $cached_atags($id)
10461 }
10462
10463 set origid $id
10464 set todo [list $id]
10465 set queued($id) 1
10466 set taglist {}
10467 set nc 1
10468 for {set i 0} {$i < [llength $todo] && $nc > 0} {incr i} {
10469 set id [lindex $todo $i]
10470 set done($id) 1
10471 set td [info exists hastaggeddescendent($id)]
10472 if {!$td} {
10473 incr nc -1
10474 }
10475 # ignore tags on starting node
10476 if {!$td && $i > 0} {
10477 if {[info exists idtags($id)]} {
10478 set tagloc($id) $id
10479 set td 1
10480 } elseif {[info exists cached_atags($id)]} {
10481 set tagloc($id) $cached_atags($id)
10482 set td 1
10483 }
10484 }
10485 foreach a $arcout($id) {
10486 if {!$td && $arctags($a) ne {}} {
10487 validate_arctags $a
10488 if {$arctags($a) ne {}} {
10489 lappend tagloc($id) [lindex $arctags($a) 0]
10490 }
10491 }
10492 if {![info exists arcend($a)]} continue
10493 set d $arcend($a)
10494 if {$td || $arctags($a) ne {}} {
10495 set tomark [list $d]
10496 for {set j 0} {$j < [llength $tomark]} {incr j} {
10497 set dd [lindex $tomark $j]
10498 if {![info exists hastaggeddescendent($dd)]} {
10499 if {[info exists done($dd)]} {
10500 foreach b $arcout($dd) {
10501 if {[info exists arcend($b)]} {
10502 lappend tomark $arcend($b)
10503 }
10504 }
10505 if {[info exists tagloc($dd)]} {
10506 unset tagloc($dd)
10507 }
10508 } elseif {[info exists queued($dd)]} {
10509 incr nc -1
10510 }
10511 set hastaggeddescendent($dd) 1
10512 }
10513 }
10514 }
10515 if {![info exists queued($d)]} {
10516 lappend todo $d
10517 set queued($d) 1
10518 if {![info exists hastaggeddescendent($d)]} {
10519 incr nc
10520 }
10521 }
10522 }
10523 }
10524 set t2 [clock clicks -milliseconds]
10525 set loopix $i
10526 set tags {}
10527 foreach id [array names tagloc] {
10528 if {![info exists hastaggeddescendent($id)]} {
10529 foreach t $tagloc($id) {
10530 if {[lsearch -exact $tags $t] < 0} {
10531 lappend tags $t
10532 }
10533 }
10534 }
10535 }
10536
10537 # remove tags that are ancestors of other tags
10538 for {set i 0} {$i < [llength $tags]} {incr i} {
10539 set a [lindex $tags $i]
10540 for {set j 0} {$j < $i} {incr j} {
10541 set b [lindex $tags $j]
10542 set r [anc_or_desc $a $b]
10543 if {$r == -1} {
10544 set tags [lreplace $tags $j $j]
10545 incr j -1
10546 incr i -1
10547 } elseif {$r == 1} {
10548 set tags [lreplace $tags $i $i]
10549 incr i -1
10550 break
10551 }
10552 }
10553 }
10554
10555 if {[array names growing] ne {}} {
10556 # graph isn't finished, need to check if any tag could get
10557 # eclipsed by another tag coming later. Simply ignore any
10558 # tags that could later get eclipsed.
10559 set ctags {}
10560 foreach t $tags {
10561 if {[is_certain $origid $t]} {
10562 lappend ctags $t
10563 }
10564 }
10565 if {$tags eq $ctags} {
10566 set cached_atags($origid) $tags
10567 } else {
10568 set tags $ctags
10569 }
10570 } else {
10571 set cached_atags($origid) $tags
10572 }
10573 set t3 [clock clicks -milliseconds]
10574 if {0 && $t3 - $t1 >= 100} {
10575 puts "iterating ancestors ($loopix/[llength $todo] nodes) took\
10576 [expr {$t2-$t1}]+[expr {$t3-$t2}]ms, $nc candidates left"
10577 }
10578 return $tags
10579}
10580
10581# Return the list of IDs that have heads that are descendents of id,
10582# including id itself if it has a head.
10583proc descheads {id} {
10584 global arcnos arcstart arcids archeads idheads cached_dheads
10585 global allparents
10586
10587 if {![info exists allparents($id)]} {
10588 return {}
10589 }
10590 set aret {}
10591 if {[llength $arcnos($id)] == 1 && [llength $allparents($id)] == 1} {
10592 # part-way along an arc; check it first
10593 set a [lindex $arcnos($id) 0]
10594 if {$archeads($a) ne {}} {
10595 validate_archeads $a
10596 set i [lsearch -exact $arcids($a) $id]
10597 foreach t $archeads($a) {
10598 set j [lsearch -exact $arcids($a) $t]
10599 if {$j > $i} break
10600 lappend aret $t
10601 }
10602 }
10603 set id $arcstart($a)
10604 }
10605 set origid $id
10606 set todo [list $id]
10607 set seen($id) 1
10608 set ret {}
10609 for {set i 0} {$i < [llength $todo]} {incr i} {
10610 set id [lindex $todo $i]
10611 if {[info exists cached_dheads($id)]} {
10612 set ret [concat $ret $cached_dheads($id)]
10613 } else {
10614 if {[info exists idheads($id)]} {
10615 lappend ret $id
10616 }
10617 foreach a $arcnos($id) {
10618 if {$archeads($a) ne {}} {
10619 validate_archeads $a
10620 if {$archeads($a) ne {}} {
10621 set ret [concat $ret $archeads($a)]
10622 }
10623 }
10624 set d $arcstart($a)
10625 if {![info exists seen($d)]} {
10626 lappend todo $d
10627 set seen($d) 1
10628 }
10629 }
10630 }
10631 }
10632 set ret [lsort -unique $ret]
10633 set cached_dheads($origid) $ret
10634 return [concat $ret $aret]
10635}
10636
10637proc addedtag {id} {
10638 global arcnos arcout cached_dtags cached_atags
10639
10640 if {![info exists arcnos($id)]} return
10641 if {![info exists arcout($id)]} {
10642 recalcarc [lindex $arcnos($id) 0]
10643 }
10644 catch {unset cached_dtags}
10645 catch {unset cached_atags}
10646}
10647
10648proc addedhead {hid head} {
10649 global arcnos arcout cached_dheads
10650
10651 if {![info exists arcnos($hid)]} return
10652 if {![info exists arcout($hid)]} {
10653 recalcarc [lindex $arcnos($hid) 0]
10654 }
10655 catch {unset cached_dheads}
10656}
10657
10658proc removedhead {hid head} {
10659 global cached_dheads
10660
10661 catch {unset cached_dheads}
10662}
10663
10664proc movedhead {hid head} {
10665 global arcnos arcout cached_dheads
10666
10667 if {![info exists arcnos($hid)]} return
10668 if {![info exists arcout($hid)]} {
10669 recalcarc [lindex $arcnos($hid) 0]
10670 }
10671 catch {unset cached_dheads}
10672}
10673
10674proc changedrefs {} {
10675 global cached_dheads cached_dtags cached_atags cached_tagcontent
10676 global arctags archeads arcnos arcout idheads idtags
10677
10678 foreach id [concat [array names idheads] [array names idtags]] {
10679 if {[info exists arcnos($id)] && ![info exists arcout($id)]} {
10680 set a [lindex $arcnos($id) 0]
10681 if {![info exists donearc($a)]} {
10682 recalcarc $a
10683 set donearc($a) 1
10684 }
10685 }
10686 }
10687 catch {unset cached_tagcontent}
10688 catch {unset cached_dtags}
10689 catch {unset cached_atags}
10690 catch {unset cached_dheads}
10691}
10692
10693proc rereadrefs {} {
10694 global idtags idheads idotherrefs mainheadid
10695
10696 set refids [concat [array names idtags] \
10697 [array names idheads] [array names idotherrefs]]
10698 foreach id $refids {
10699 if {![info exists ref($id)]} {
10700 set ref($id) [listrefs $id]
10701 }
10702 }
10703 set oldmainhead $mainheadid
10704 readrefs
10705 changedrefs
10706 set refids [lsort -unique [concat $refids [array names idtags] \
10707 [array names idheads] [array names idotherrefs]]]
10708 foreach id $refids {
10709 set v [listrefs $id]
10710 if {![info exists ref($id)] || $ref($id) != $v} {
10711 redrawtags $id
10712 }
10713 }
10714 if {$oldmainhead ne $mainheadid} {
10715 redrawtags $oldmainhead
10716 redrawtags $mainheadid
10717 }
10718 run refill_reflist
10719}
10720
10721proc listrefs {id} {
10722 global idtags idheads idotherrefs
10723
10724 set x {}
10725 if {[info exists idtags($id)]} {
10726 set x $idtags($id)
10727 }
10728 set y {}
10729 if {[info exists idheads($id)]} {
10730 set y $idheads($id)
10731 }
10732 set z {}
10733 if {[info exists idotherrefs($id)]} {
10734 set z $idotherrefs($id)
10735 }
10736 return [list $x $y $z]
10737}
10738
10739proc showtag {tag isnew} {
10740 global ctext cached_tagcontent tagids linknum tagobjid
10741
10742 if {$isnew} {
10743 addtohistory [list showtag $tag 0] savectextpos
10744 }
10745 $ctext conf -state normal
10746 clear_ctext
10747 settabs 0
10748 set linknum 0
10749 if {![info exists cached_tagcontent($tag)]} {
10750 catch {
10751 set cached_tagcontent($tag) [exec git cat-file tag $tag]
10752 }
10753 }
10754 if {[info exists cached_tagcontent($tag)]} {
10755 set text $cached_tagcontent($tag)
10756 } else {
10757 set text "[mc "Tag"]: $tag\n[mc "Id"]: $tagids($tag)"
10758 }
10759 appendwithlinks $text {}
10760 maybe_scroll_ctext 1
10761 $ctext conf -state disabled
10762 init_flist {}
10763}
10764
10765proc doquit {} {
10766 global stopped
10767 global gitktmpdir
10768
10769 set stopped 100
10770 savestuff .
10771 destroy .
10772
10773 if {[info exists gitktmpdir]} {
10774 catch {file delete -force $gitktmpdir}
10775 }
10776}
10777
10778proc mkfontdisp {font top which} {
10779 global fontattr fontpref $font NS use_ttk
10780
10781 set fontpref($font) [set $font]
10782 ${NS}::button $top.${font}but -text $which \
10783 -command [list choosefont $font $which]
10784 ${NS}::label $top.$font -relief flat -font $font \
10785 -text $fontattr($font,family) -justify left
10786 grid x $top.${font}but $top.$font -sticky w
10787}
10788
10789proc choosefont {font which} {
10790 global fontparam fontlist fonttop fontattr
10791 global prefstop NS
10792
10793 set fontparam(which) $which
10794 set fontparam(font) $font
10795 set fontparam(family) [font actual $font -family]
10796 set fontparam(size) $fontattr($font,size)
10797 set fontparam(weight) $fontattr($font,weight)
10798 set fontparam(slant) $fontattr($font,slant)
10799 set top .gitkfont
10800 set fonttop $top
10801 if {![winfo exists $top]} {
10802 font create sample
10803 eval font config sample [font actual $font]
10804 ttk_toplevel $top
10805 make_transient $top $prefstop
10806 wm title $top [mc "Gitk font chooser"]
10807 ${NS}::label $top.l -textvariable fontparam(which)
10808 pack $top.l -side top
10809 set fontlist [lsort [font families]]
10810 ${NS}::frame $top.f
10811 listbox $top.f.fam -listvariable fontlist \
10812 -yscrollcommand [list $top.f.sb set]
10813 bind $top.f.fam <<ListboxSelect>> selfontfam
10814 ${NS}::scrollbar $top.f.sb -command [list $top.f.fam yview]
10815 pack $top.f.sb -side right -fill y
10816 pack $top.f.fam -side left -fill both -expand 1
10817 pack $top.f -side top -fill both -expand 1
10818 ${NS}::frame $top.g
10819 spinbox $top.g.size -from 4 -to 40 -width 4 \
10820 -textvariable fontparam(size) \
10821 -validatecommand {string is integer -strict %s}
10822 checkbutton $top.g.bold -padx 5 \
10823 -font {{Times New Roman} 12 bold} -text [mc "B"] -indicatoron 0 \
10824 -variable fontparam(weight) -onvalue bold -offvalue normal
10825 checkbutton $top.g.ital -padx 5 \
10826 -font {{Times New Roman} 12 italic} -text [mc "I"] -indicatoron 0 \
10827 -variable fontparam(slant) -onvalue italic -offvalue roman
10828 pack $top.g.size $top.g.bold $top.g.ital -side left
10829 pack $top.g -side top
10830 canvas $top.c -width 150 -height 50 -border 2 -relief sunk \
10831 -background white
10832 $top.c create text 100 25 -anchor center -text $which -font sample \
10833 -fill black -tags text
10834 bind $top.c <Configure> [list centertext $top.c]
10835 pack $top.c -side top -fill x
10836 ${NS}::frame $top.buts
10837 ${NS}::button $top.buts.ok -text [mc "OK"] -command fontok -default active
10838 ${NS}::button $top.buts.can -text [mc "Cancel"] -command fontcan -default normal
10839 bind $top <Key-Return> fontok
10840 bind $top <Key-Escape> fontcan
10841 grid $top.buts.ok $top.buts.can
10842 grid columnconfigure $top.buts 0 -weight 1 -uniform a
10843 grid columnconfigure $top.buts 1 -weight 1 -uniform a
10844 pack $top.buts -side bottom -fill x
10845 trace add variable fontparam write chg_fontparam
10846 } else {
10847 raise $top
10848 $top.c itemconf text -text $which
10849 }
10850 set i [lsearch -exact $fontlist $fontparam(family)]
10851 if {$i >= 0} {
10852 $top.f.fam selection set $i
10853 $top.f.fam see $i
10854 }
10855}
10856
10857proc centertext {w} {
10858 $w coords text [expr {[winfo width $w] / 2}] [expr {[winfo height $w] / 2}]
10859}
10860
10861proc fontok {} {
10862 global fontparam fontpref prefstop
10863
10864 set f $fontparam(font)
10865 set fontpref($f) [list $fontparam(family) $fontparam(size)]
10866 if {$fontparam(weight) eq "bold"} {
10867 lappend fontpref($f) "bold"
10868 }
10869 if {$fontparam(slant) eq "italic"} {
10870 lappend fontpref($f) "italic"
10871 }
10872 set w $prefstop.notebook.fonts.$f
10873 $w conf -text $fontparam(family) -font $fontpref($f)
10874
10875 fontcan
10876}
10877
10878proc fontcan {} {
10879 global fonttop fontparam
10880
10881 if {[info exists fonttop]} {
10882 catch {destroy $fonttop}
10883 catch {font delete sample}
10884 unset fonttop
10885 unset fontparam
10886 }
10887}
10888
10889if {[package vsatisfies [package provide Tk] 8.6]} {
10890 # In Tk 8.6 we have a native font chooser dialog. Overwrite the above
10891 # function to make use of it.
10892 proc choosefont {font which} {
10893 tk fontchooser configure -title $which -font $font \
10894 -command [list on_choosefont $font $which]
10895 tk fontchooser show
10896 }
10897 proc on_choosefont {font which newfont} {
10898 global fontparam
10899 puts stderr "$font $newfont"
10900 array set f [font actual $newfont]
10901 set fontparam(which) $which
10902 set fontparam(font) $font
10903 set fontparam(family) $f(-family)
10904 set fontparam(size) $f(-size)
10905 set fontparam(weight) $f(-weight)
10906 set fontparam(slant) $f(-slant)
10907 fontok
10908 }
10909}
10910
10911proc selfontfam {} {
10912 global fonttop fontparam
10913
10914 set i [$fonttop.f.fam curselection]
10915 if {$i ne {}} {
10916 set fontparam(family) [$fonttop.f.fam get $i]
10917 }
10918}
10919
10920proc chg_fontparam {v sub op} {
10921 global fontparam
10922
10923 font config sample -$sub $fontparam($sub)
10924}
10925
10926# Create a property sheet tab page
10927proc create_prefs_page {w} {
10928 global NS
10929 set parent [join [lrange [split $w .] 0 end-1] .]
10930 if {[winfo class $parent] eq "TNotebook"} {
10931 ${NS}::frame $w
10932 } else {
10933 ${NS}::labelframe $w
10934 }
10935}
10936
10937proc prefspage_general {notebook} {
10938 global NS maxwidth maxgraphpct showneartags showlocalchanges
10939 global tabstop limitdiffs autoselect autosellen extdifftool perfile_attrs
10940 global hideremotes want_ttk have_ttk
10941
10942 set page [create_prefs_page $notebook.general]
10943
10944 ${NS}::label $page.ldisp -text [mc "Commit list display options"]
10945 grid $page.ldisp - -sticky w -pady 10
10946 ${NS}::label $page.spacer -text " "
10947 ${NS}::label $page.maxwidthl -text [mc "Maximum graph width (lines)"]
10948 spinbox $page.maxwidth -from 0 -to 100 -width 4 -textvariable maxwidth
10949 grid $page.spacer $page.maxwidthl $page.maxwidth -sticky w
10950 ${NS}::label $page.maxpctl -text [mc "Maximum graph width (% of pane)"]
10951 spinbox $page.maxpct -from 1 -to 100 -width 4 -textvariable maxgraphpct
10952 grid x $page.maxpctl $page.maxpct -sticky w
10953 ${NS}::checkbutton $page.showlocal -text [mc "Show local changes"] \
10954 -variable showlocalchanges
10955 grid x $page.showlocal -sticky w
10956 ${NS}::checkbutton $page.autoselect -text [mc "Auto-select SHA1 (length)"] \
10957 -variable autoselect
10958 spinbox $page.autosellen -from 1 -to 40 -width 4 -textvariable autosellen
10959 grid x $page.autoselect $page.autosellen -sticky w
10960 ${NS}::checkbutton $page.hideremotes -text [mc "Hide remote refs"] \
10961 -variable hideremotes
10962 grid x $page.hideremotes -sticky w
10963
10964 ${NS}::label $page.ddisp -text [mc "Diff display options"]
10965 grid $page.ddisp - -sticky w -pady 10
10966 ${NS}::label $page.tabstopl -text [mc "Tab spacing"]
10967 spinbox $page.tabstop -from 1 -to 20 -width 4 -textvariable tabstop
10968 grid x $page.tabstopl $page.tabstop -sticky w
10969 ${NS}::checkbutton $page.ntag -text [mc "Display nearby tags"] \
10970 -variable showneartags
10971 grid x $page.ntag -sticky w
10972 ${NS}::checkbutton $page.ldiff -text [mc "Limit diffs to listed paths"] \
10973 -variable limitdiffs
10974 grid x $page.ldiff -sticky w
10975 ${NS}::checkbutton $page.lattr -text [mc "Support per-file encodings"] \
10976 -variable perfile_attrs
10977 grid x $page.lattr -sticky w
10978
10979 ${NS}::entry $page.extdifft -textvariable extdifftool
10980 ${NS}::frame $page.extdifff
10981 ${NS}::label $page.extdifff.l -text [mc "External diff tool" ]
10982 ${NS}::button $page.extdifff.b -text [mc "Choose..."] -command choose_extdiff
10983 pack $page.extdifff.l $page.extdifff.b -side left
10984 pack configure $page.extdifff.l -padx 10
10985 grid x $page.extdifff $page.extdifft -sticky ew
10986
10987 ${NS}::label $page.lgen -text [mc "General options"]
10988 grid $page.lgen - -sticky w -pady 10
10989 ${NS}::checkbutton $page.want_ttk -variable want_ttk \
10990 -text [mc "Use themed widgets"]
10991 if {$have_ttk} {
10992 ${NS}::label $page.ttk_note -text [mc "(change requires restart)"]
10993 } else {
10994 ${NS}::label $page.ttk_note -text [mc "(currently unavailable)"]
10995 }
10996 grid x $page.want_ttk $page.ttk_note -sticky w
10997 return $page
10998}
10999
11000proc prefspage_colors {notebook} {
11001 global NS uicolor bgcolor fgcolor ctext diffcolors selectbgcolor markbgcolor
11002
11003 set page [create_prefs_page $notebook.colors]
11004
11005 ${NS}::label $page.cdisp -text [mc "Colors: press to choose"]
11006 grid $page.cdisp - -sticky w -pady 10
11007 label $page.ui -padx 40 -relief sunk -background $uicolor
11008 ${NS}::button $page.uibut -text [mc "Interface"] \
11009 -command [list choosecolor uicolor {} $page.ui [mc "interface"] setui]
11010 grid x $page.uibut $page.ui -sticky w
11011 label $page.bg -padx 40 -relief sunk -background $bgcolor
11012 ${NS}::button $page.bgbut -text [mc "Background"] \
11013 -command [list choosecolor bgcolor {} $page.bg [mc "background"] setbg]
11014 grid x $page.bgbut $page.bg -sticky w
11015 label $page.fg -padx 40 -relief sunk -background $fgcolor
11016 ${NS}::button $page.fgbut -text [mc "Foreground"] \
11017 -command [list choosecolor fgcolor {} $page.fg [mc "foreground"] setfg]
11018 grid x $page.fgbut $page.fg -sticky w
11019 label $page.diffold -padx 40 -relief sunk -background [lindex $diffcolors 0]
11020 ${NS}::button $page.diffoldbut -text [mc "Diff: old lines"] \
11021 -command [list choosecolor diffcolors 0 $page.diffold [mc "diff old lines"] \
11022 [list $ctext tag conf d0 -foreground]]
11023 grid x $page.diffoldbut $page.diffold -sticky w
11024 label $page.diffnew -padx 40 -relief sunk -background [lindex $diffcolors 1]
11025 ${NS}::button $page.diffnewbut -text [mc "Diff: new lines"] \
11026 -command [list choosecolor diffcolors 1 $page.diffnew [mc "diff new lines"] \
11027 [list $ctext tag conf dresult -foreground]]
11028 grid x $page.diffnewbut $page.diffnew -sticky w
11029 label $page.hunksep -padx 40 -relief sunk -background [lindex $diffcolors 2]
11030 ${NS}::button $page.hunksepbut -text [mc "Diff: hunk header"] \
11031 -command [list choosecolor diffcolors 2 $page.hunksep \
11032 [mc "diff hunk header"] \
11033 [list $ctext tag conf hunksep -foreground]]
11034 grid x $page.hunksepbut $page.hunksep -sticky w
11035 label $page.markbgsep -padx 40 -relief sunk -background $markbgcolor
11036 ${NS}::button $page.markbgbut -text [mc "Marked line bg"] \
11037 -command [list choosecolor markbgcolor {} $page.markbgsep \
11038 [mc "marked line background"] \
11039 [list $ctext tag conf omark -background]]
11040 grid x $page.markbgbut $page.markbgsep -sticky w
11041 label $page.selbgsep -padx 40 -relief sunk -background $selectbgcolor
11042 ${NS}::button $page.selbgbut -text [mc "Select bg"] \
11043 -command [list choosecolor selectbgcolor {} $page.selbgsep [mc "background"] setselbg]
11044 grid x $page.selbgbut $page.selbgsep -sticky w
11045 return $page
11046}
11047
11048proc prefspage_fonts {notebook} {
11049 global NS
11050 set page [create_prefs_page $notebook.fonts]
11051 ${NS}::label $page.cfont -text [mc "Fonts: press to choose"]
11052 grid $page.cfont - -sticky w -pady 10
11053 mkfontdisp mainfont $page [mc "Main font"]
11054 mkfontdisp textfont $page [mc "Diff display font"]
11055 mkfontdisp uifont $page [mc "User interface font"]
11056 return $page
11057}
11058
11059proc doprefs {} {
11060 global maxwidth maxgraphpct use_ttk NS
11061 global oldprefs prefstop showneartags showlocalchanges
11062 global uicolor bgcolor fgcolor ctext diffcolors selectbgcolor markbgcolor
11063 global tabstop limitdiffs autoselect autosellen extdifftool perfile_attrs
11064 global hideremotes want_ttk have_ttk
11065
11066 set top .gitkprefs
11067 set prefstop $top
11068 if {[winfo exists $top]} {
11069 raise $top
11070 return
11071 }
11072 foreach v {maxwidth maxgraphpct showneartags showlocalchanges \
11073 limitdiffs tabstop perfile_attrs hideremotes want_ttk} {
11074 set oldprefs($v) [set $v]
11075 }
11076 ttk_toplevel $top
11077 wm title $top [mc "Gitk preferences"]
11078 make_transient $top .
11079
11080 if {[set use_notebook [expr {$use_ttk && [info command ::ttk::notebook] ne ""}]]} {
11081 set notebook [ttk::notebook $top.notebook]
11082 } else {
11083 set notebook [${NS}::frame $top.notebook -borderwidth 0 -relief flat]
11084 }
11085
11086 lappend pages [prefspage_general $notebook] [mc "General"]
11087 lappend pages [prefspage_colors $notebook] [mc "Colors"]
11088 lappend pages [prefspage_fonts $notebook] [mc "Fonts"]
11089 set col 0
11090 foreach {page title} $pages {
11091 if {$use_notebook} {
11092 $notebook add $page -text $title
11093 } else {
11094 set btn [${NS}::button $notebook.b_[string map {. X} $page] \
11095 -text $title -command [list raise $page]]
11096 $page configure -text $title
11097 grid $btn -row 0 -column [incr col] -sticky w
11098 grid $page -row 1 -column 0 -sticky news -columnspan 100
11099 }
11100 }
11101
11102 if {!$use_notebook} {
11103 grid columnconfigure $notebook 0 -weight 1
11104 grid rowconfigure $notebook 1 -weight 1
11105 raise [lindex $pages 0]
11106 }
11107
11108 grid $notebook -sticky news -padx 2 -pady 2
11109 grid rowconfigure $top 0 -weight 1
11110 grid columnconfigure $top 0 -weight 1
11111
11112 ${NS}::frame $top.buts
11113 ${NS}::button $top.buts.ok -text [mc "OK"] -command prefsok -default active
11114 ${NS}::button $top.buts.can -text [mc "Cancel"] -command prefscan -default normal
11115 bind $top <Key-Return> prefsok
11116 bind $top <Key-Escape> prefscan
11117 grid $top.buts.ok $top.buts.can
11118 grid columnconfigure $top.buts 0 -weight 1 -uniform a
11119 grid columnconfigure $top.buts 1 -weight 1 -uniform a
11120 grid $top.buts - - -pady 10 -sticky ew
11121 grid columnconfigure $top 2 -weight 1
11122 bind $top <Visibility> [list focus $top.buts.ok]
11123}
11124
11125proc choose_extdiff {} {
11126 global extdifftool
11127
11128 set prog [tk_getOpenFile -title [mc "External diff tool"] -multiple false]
11129 if {$prog ne {}} {
11130 set extdifftool $prog
11131 }
11132}
11133
11134proc choosecolor {v vi w x cmd} {
11135 global $v
11136
11137 set c [tk_chooseColor -initialcolor [lindex [set $v] $vi] \
11138 -title [mc "Gitk: choose color for %s" $x]]
11139 if {$c eq {}} return
11140 $w conf -background $c
11141 lset $v $vi $c
11142 eval $cmd $c
11143}
11144
11145proc setselbg {c} {
11146 global bglist cflist
11147 foreach w $bglist {
11148 $w configure -selectbackground $c
11149 }
11150 $cflist tag configure highlight \
11151 -background [$cflist cget -selectbackground]
11152 allcanvs itemconf secsel -fill $c
11153}
11154
11155# This sets the background color and the color scheme for the whole UI.
11156# For some reason, tk_setPalette chooses a nasty dark red for selectColor
11157# if we don't specify one ourselves, which makes the checkbuttons and
11158# radiobuttons look bad. This chooses white for selectColor if the
11159# background color is light, or black if it is dark.
11160proc setui {c} {
11161 if {[tk windowingsystem] eq "win32"} { return }
11162 set bg [winfo rgb . $c]
11163 set selc black
11164 if {[lindex $bg 0] + 1.5 * [lindex $bg 1] + 0.5 * [lindex $bg 2] > 100000} {
11165 set selc white
11166 }
11167 tk_setPalette background $c selectColor $selc
11168}
11169
11170proc setbg {c} {
11171 global bglist
11172
11173 foreach w $bglist {
11174 $w conf -background $c
11175 }
11176}
11177
11178proc setfg {c} {
11179 global fglist canv
11180
11181 foreach w $fglist {
11182 $w conf -foreground $c
11183 }
11184 allcanvs itemconf text -fill $c
11185 $canv itemconf circle -outline $c
11186 $canv itemconf markid -outline $c
11187}
11188
11189proc prefscan {} {
11190 global oldprefs prefstop
11191
11192 foreach v {maxwidth maxgraphpct showneartags showlocalchanges \
11193 limitdiffs tabstop perfile_attrs hideremotes want_ttk} {
11194 global $v
11195 set $v $oldprefs($v)
11196 }
11197 catch {destroy $prefstop}
11198 unset prefstop
11199 fontcan
11200}
11201
11202proc prefsok {} {
11203 global maxwidth maxgraphpct
11204 global oldprefs prefstop showneartags showlocalchanges
11205 global fontpref mainfont textfont uifont
11206 global limitdiffs treediffs perfile_attrs
11207 global hideremotes
11208
11209 catch {destroy $prefstop}
11210 unset prefstop
11211 fontcan
11212 set fontchanged 0
11213 if {$mainfont ne $fontpref(mainfont)} {
11214 set mainfont $fontpref(mainfont)
11215 parsefont mainfont $mainfont
11216 eval font configure mainfont [fontflags mainfont]
11217 eval font configure mainfontbold [fontflags mainfont 1]
11218 setcoords
11219 set fontchanged 1
11220 }
11221 if {$textfont ne $fontpref(textfont)} {
11222 set textfont $fontpref(textfont)
11223 parsefont textfont $textfont
11224 eval font configure textfont [fontflags textfont]
11225 eval font configure textfontbold [fontflags textfont 1]
11226 }
11227 if {$uifont ne $fontpref(uifont)} {
11228 set uifont $fontpref(uifont)
11229 parsefont uifont $uifont
11230 eval font configure uifont [fontflags uifont]
11231 }
11232 settabs
11233 if {$showlocalchanges != $oldprefs(showlocalchanges)} {
11234 if {$showlocalchanges} {
11235 doshowlocalchanges
11236 } else {
11237 dohidelocalchanges
11238 }
11239 }
11240 if {$limitdiffs != $oldprefs(limitdiffs) ||
11241 ($perfile_attrs && !$oldprefs(perfile_attrs))} {
11242 # treediffs elements are limited by path;
11243 # won't have encodings cached if perfile_attrs was just turned on
11244 catch {unset treediffs}
11245 }
11246 if {$fontchanged || $maxwidth != $oldprefs(maxwidth)
11247 || $maxgraphpct != $oldprefs(maxgraphpct)} {
11248 redisplay
11249 } elseif {$showneartags != $oldprefs(showneartags) ||
11250 $limitdiffs != $oldprefs(limitdiffs)} {
11251 reselectline
11252 }
11253 if {$hideremotes != $oldprefs(hideremotes)} {
11254 rereadrefs
11255 }
11256}
11257
11258proc formatdate {d} {
11259 global datetimeformat
11260 if {$d ne {}} {
11261 set d [clock format [lindex $d 0] -format $datetimeformat]
11262 }
11263 return $d
11264}
11265
11266# This list of encoding names and aliases is distilled from
11267# http://www.iana.org/assignments/character-sets.
11268# Not all of them are supported by Tcl.
11269set encoding_aliases {
11270 { ANSI_X3.4-1968 iso-ir-6 ANSI_X3.4-1986 ISO_646.irv:1991 ASCII
11271 ISO646-US US-ASCII us IBM367 cp367 csASCII }
11272 { ISO-10646-UTF-1 csISO10646UTF1 }
11273 { ISO_646.basic:1983 ref csISO646basic1983 }
11274 { INVARIANT csINVARIANT }
11275 { ISO_646.irv:1983 iso-ir-2 irv csISO2IntlRefVersion }
11276 { BS_4730 iso-ir-4 ISO646-GB gb uk csISO4UnitedKingdom }
11277 { NATS-SEFI iso-ir-8-1 csNATSSEFI }
11278 { NATS-SEFI-ADD iso-ir-8-2 csNATSSEFIADD }
11279 { NATS-DANO iso-ir-9-1 csNATSDANO }
11280 { NATS-DANO-ADD iso-ir-9-2 csNATSDANOADD }
11281 { SEN_850200_B iso-ir-10 FI ISO646-FI ISO646-SE se csISO10Swedish }
11282 { SEN_850200_C iso-ir-11 ISO646-SE2 se2 csISO11SwedishForNames }
11283 { KS_C_5601-1987 iso-ir-149 KS_C_5601-1989 KSC_5601 korean csKSC56011987 }
11284 { ISO-2022-KR csISO2022KR }
11285 { EUC-KR csEUCKR }
11286 { ISO-2022-JP csISO2022JP }
11287 { ISO-2022-JP-2 csISO2022JP2 }
11288 { JIS_C6220-1969-jp JIS_C6220-1969 iso-ir-13 katakana x0201-7
11289 csISO13JISC6220jp }
11290 { JIS_C6220-1969-ro iso-ir-14 jp ISO646-JP csISO14JISC6220ro }
11291 { IT iso-ir-15 ISO646-IT csISO15Italian }
11292 { PT iso-ir-16 ISO646-PT csISO16Portuguese }
11293 { ES iso-ir-17 ISO646-ES csISO17Spanish }
11294 { greek7-old iso-ir-18 csISO18Greek7Old }
11295 { latin-greek iso-ir-19 csISO19LatinGreek }
11296 { DIN_66003 iso-ir-21 de ISO646-DE csISO21German }
11297 { NF_Z_62-010_(1973) iso-ir-25 ISO646-FR1 csISO25French }
11298 { Latin-greek-1 iso-ir-27 csISO27LatinGreek1 }
11299 { ISO_5427 iso-ir-37 csISO5427Cyrillic }
11300 { JIS_C6226-1978 iso-ir-42 csISO42JISC62261978 }
11301 { BS_viewdata iso-ir-47 csISO47BSViewdata }
11302 { INIS iso-ir-49 csISO49INIS }
11303 { INIS-8 iso-ir-50 csISO50INIS8 }
11304 { INIS-cyrillic iso-ir-51 csISO51INISCyrillic }
11305 { ISO_5427:1981 iso-ir-54 ISO5427Cyrillic1981 }
11306 { ISO_5428:1980 iso-ir-55 csISO5428Greek }
11307 { GB_1988-80 iso-ir-57 cn ISO646-CN csISO57GB1988 }
11308 { GB_2312-80 iso-ir-58 chinese csISO58GB231280 }
11309 { NS_4551-1 iso-ir-60 ISO646-NO no csISO60DanishNorwegian
11310 csISO60Norwegian1 }
11311 { NS_4551-2 ISO646-NO2 iso-ir-61 no2 csISO61Norwegian2 }
11312 { NF_Z_62-010 iso-ir-69 ISO646-FR fr csISO69French }
11313 { videotex-suppl iso-ir-70 csISO70VideotexSupp1 }
11314 { PT2 iso-ir-84 ISO646-PT2 csISO84Portuguese2 }
11315 { ES2 iso-ir-85 ISO646-ES2 csISO85Spanish2 }
11316 { MSZ_7795.3 iso-ir-86 ISO646-HU hu csISO86Hungarian }
11317 { JIS_C6226-1983 iso-ir-87 x0208 JIS_X0208-1983 csISO87JISX0208 }
11318 { greek7 iso-ir-88 csISO88Greek7 }
11319 { ASMO_449 ISO_9036 arabic7 iso-ir-89 csISO89ASMO449 }
11320 { iso-ir-90 csISO90 }
11321 { JIS_C6229-1984-a iso-ir-91 jp-ocr-a csISO91JISC62291984a }
11322 { JIS_C6229-1984-b iso-ir-92 ISO646-JP-OCR-B jp-ocr-b
11323 csISO92JISC62991984b }
11324 { JIS_C6229-1984-b-add iso-ir-93 jp-ocr-b-add csISO93JIS62291984badd }
11325 { JIS_C6229-1984-hand iso-ir-94 jp-ocr-hand csISO94JIS62291984hand }
11326 { JIS_C6229-1984-hand-add iso-ir-95 jp-ocr-hand-add
11327 csISO95JIS62291984handadd }
11328 { JIS_C6229-1984-kana iso-ir-96 csISO96JISC62291984kana }
11329 { ISO_2033-1983 iso-ir-98 e13b csISO2033 }
11330 { ANSI_X3.110-1983 iso-ir-99 CSA_T500-1983 NAPLPS csISO99NAPLPS }
11331 { ISO_8859-1:1987 iso-ir-100 ISO_8859-1 ISO-8859-1 latin1 l1 IBM819
11332 CP819 csISOLatin1 }
11333 { ISO_8859-2:1987 iso-ir-101 ISO_8859-2 ISO-8859-2 latin2 l2 csISOLatin2 }
11334 { T.61-7bit iso-ir-102 csISO102T617bit }
11335 { T.61-8bit T.61 iso-ir-103 csISO103T618bit }
11336 { ISO_8859-3:1988 iso-ir-109 ISO_8859-3 ISO-8859-3 latin3 l3 csISOLatin3 }
11337 { ISO_8859-4:1988 iso-ir-110 ISO_8859-4 ISO-8859-4 latin4 l4 csISOLatin4 }
11338 { ECMA-cyrillic iso-ir-111 KOI8-E csISO111ECMACyrillic }
11339 { CSA_Z243.4-1985-1 iso-ir-121 ISO646-CA csa7-1 ca csISO121Canadian1 }
11340 { CSA_Z243.4-1985-2 iso-ir-122 ISO646-CA2 csa7-2 csISO122Canadian2 }
11341 { CSA_Z243.4-1985-gr iso-ir-123 csISO123CSAZ24341985gr }
11342 { ISO_8859-6:1987 iso-ir-127 ISO_8859-6 ISO-8859-6 ECMA-114 ASMO-708
11343 arabic csISOLatinArabic }
11344 { ISO_8859-6-E csISO88596E ISO-8859-6-E }
11345 { ISO_8859-6-I csISO88596I ISO-8859-6-I }
11346 { ISO_8859-7:1987 iso-ir-126 ISO_8859-7 ISO-8859-7 ELOT_928 ECMA-118
11347 greek greek8 csISOLatinGreek }
11348 { T.101-G2 iso-ir-128 csISO128T101G2 }
11349 { ISO_8859-8:1988 iso-ir-138 ISO_8859-8 ISO-8859-8 hebrew
11350 csISOLatinHebrew }
11351 { ISO_8859-8-E csISO88598E ISO-8859-8-E }
11352 { ISO_8859-8-I csISO88598I ISO-8859-8-I }
11353 { CSN_369103 iso-ir-139 csISO139CSN369103 }
11354 { JUS_I.B1.002 iso-ir-141 ISO646-YU js yu csISO141JUSIB1002 }
11355 { ISO_6937-2-add iso-ir-142 csISOTextComm }
11356 { IEC_P27-1 iso-ir-143 csISO143IECP271 }
11357 { ISO_8859-5:1988 iso-ir-144 ISO_8859-5 ISO-8859-5 cyrillic
11358 csISOLatinCyrillic }
11359 { JUS_I.B1.003-serb iso-ir-146 serbian csISO146Serbian }
11360 { JUS_I.B1.003-mac macedonian iso-ir-147 csISO147Macedonian }
11361 { ISO_8859-9:1989 iso-ir-148 ISO_8859-9 ISO-8859-9 latin5 l5 csISOLatin5 }
11362 { greek-ccitt iso-ir-150 csISO150 csISO150GreekCCITT }
11363 { NC_NC00-10:81 cuba iso-ir-151 ISO646-CU csISO151Cuba }
11364 { ISO_6937-2-25 iso-ir-152 csISO6937Add }
11365 { GOST_19768-74 ST_SEV_358-88 iso-ir-153 csISO153GOST1976874 }
11366 { ISO_8859-supp iso-ir-154 latin1-2-5 csISO8859Supp }
11367 { ISO_10367-box iso-ir-155 csISO10367Box }
11368 { ISO-8859-10 iso-ir-157 l6 ISO_8859-10:1992 csISOLatin6 latin6 }
11369 { latin-lap lap iso-ir-158 csISO158Lap }
11370 { JIS_X0212-1990 x0212 iso-ir-159 csISO159JISX02121990 }
11371 { DS_2089 DS2089 ISO646-DK dk csISO646Danish }
11372 { us-dk csUSDK }
11373 { dk-us csDKUS }
11374 { JIS_X0201 X0201 csHalfWidthKatakana }
11375 { KSC5636 ISO646-KR csKSC5636 }
11376 { ISO-10646-UCS-2 csUnicode }
11377 { ISO-10646-UCS-4 csUCS4 }
11378 { DEC-MCS dec csDECMCS }
11379 { hp-roman8 roman8 r8 csHPRoman8 }
11380 { macintosh mac csMacintosh }
11381 { IBM037 cp037 ebcdic-cp-us ebcdic-cp-ca ebcdic-cp-wt ebcdic-cp-nl
11382 csIBM037 }
11383 { IBM038 EBCDIC-INT cp038 csIBM038 }
11384 { IBM273 CP273 csIBM273 }
11385 { IBM274 EBCDIC-BE CP274 csIBM274 }
11386 { IBM275 EBCDIC-BR cp275 csIBM275 }
11387 { IBM277 EBCDIC-CP-DK EBCDIC-CP-NO csIBM277 }
11388 { IBM278 CP278 ebcdic-cp-fi ebcdic-cp-se csIBM278 }
11389 { IBM280 CP280 ebcdic-cp-it csIBM280 }
11390 { IBM281 EBCDIC-JP-E cp281 csIBM281 }
11391 { IBM284 CP284 ebcdic-cp-es csIBM284 }
11392 { IBM285 CP285 ebcdic-cp-gb csIBM285 }
11393 { IBM290 cp290 EBCDIC-JP-kana csIBM290 }
11394 { IBM297 cp297 ebcdic-cp-fr csIBM297 }
11395 { IBM420 cp420 ebcdic-cp-ar1 csIBM420 }
11396 { IBM423 cp423 ebcdic-cp-gr csIBM423 }
11397 { IBM424 cp424 ebcdic-cp-he csIBM424 }
11398 { IBM437 cp437 437 csPC8CodePage437 }
11399 { IBM500 CP500 ebcdic-cp-be ebcdic-cp-ch csIBM500 }
11400 { IBM775 cp775 csPC775Baltic }
11401 { IBM850 cp850 850 csPC850Multilingual }
11402 { IBM851 cp851 851 csIBM851 }
11403 { IBM852 cp852 852 csPCp852 }
11404 { IBM855 cp855 855 csIBM855 }
11405 { IBM857 cp857 857 csIBM857 }
11406 { IBM860 cp860 860 csIBM860 }
11407 { IBM861 cp861 861 cp-is csIBM861 }
11408 { IBM862 cp862 862 csPC862LatinHebrew }
11409 { IBM863 cp863 863 csIBM863 }
11410 { IBM864 cp864 csIBM864 }
11411 { IBM865 cp865 865 csIBM865 }
11412 { IBM866 cp866 866 csIBM866 }
11413 { IBM868 CP868 cp-ar csIBM868 }
11414 { IBM869 cp869 869 cp-gr csIBM869 }
11415 { IBM870 CP870 ebcdic-cp-roece ebcdic-cp-yu csIBM870 }
11416 { IBM871 CP871 ebcdic-cp-is csIBM871 }
11417 { IBM880 cp880 EBCDIC-Cyrillic csIBM880 }
11418 { IBM891 cp891 csIBM891 }
11419 { IBM903 cp903 csIBM903 }
11420 { IBM904 cp904 904 csIBBM904 }
11421 { IBM905 CP905 ebcdic-cp-tr csIBM905 }
11422 { IBM918 CP918 ebcdic-cp-ar2 csIBM918 }
11423 { IBM1026 CP1026 csIBM1026 }
11424 { EBCDIC-AT-DE csIBMEBCDICATDE }
11425 { EBCDIC-AT-DE-A csEBCDICATDEA }
11426 { EBCDIC-CA-FR csEBCDICCAFR }
11427 { EBCDIC-DK-NO csEBCDICDKNO }
11428 { EBCDIC-DK-NO-A csEBCDICDKNOA }
11429 { EBCDIC-FI-SE csEBCDICFISE }
11430 { EBCDIC-FI-SE-A csEBCDICFISEA }
11431 { EBCDIC-FR csEBCDICFR }
11432 { EBCDIC-IT csEBCDICIT }
11433 { EBCDIC-PT csEBCDICPT }
11434 { EBCDIC-ES csEBCDICES }
11435 { EBCDIC-ES-A csEBCDICESA }
11436 { EBCDIC-ES-S csEBCDICESS }
11437 { EBCDIC-UK csEBCDICUK }
11438 { EBCDIC-US csEBCDICUS }
11439 { UNKNOWN-8BIT csUnknown8BiT }
11440 { MNEMONIC csMnemonic }
11441 { MNEM csMnem }
11442 { VISCII csVISCII }
11443 { VIQR csVIQR }
11444 { KOI8-R csKOI8R }
11445 { IBM00858 CCSID00858 CP00858 PC-Multilingual-850+euro }
11446 { IBM00924 CCSID00924 CP00924 ebcdic-Latin9--euro }
11447 { IBM01140 CCSID01140 CP01140 ebcdic-us-37+euro }
11448 { IBM01141 CCSID01141 CP01141 ebcdic-de-273+euro }
11449 { IBM01142 CCSID01142 CP01142 ebcdic-dk-277+euro ebcdic-no-277+euro }
11450 { IBM01143 CCSID01143 CP01143 ebcdic-fi-278+euro ebcdic-se-278+euro }
11451 { IBM01144 CCSID01144 CP01144 ebcdic-it-280+euro }
11452 { IBM01145 CCSID01145 CP01145 ebcdic-es-284+euro }
11453 { IBM01146 CCSID01146 CP01146 ebcdic-gb-285+euro }
11454 { IBM01147 CCSID01147 CP01147 ebcdic-fr-297+euro }
11455 { IBM01148 CCSID01148 CP01148 ebcdic-international-500+euro }
11456 { IBM01149 CCSID01149 CP01149 ebcdic-is-871+euro }
11457 { IBM1047 IBM-1047 }
11458 { PTCP154 csPTCP154 PT154 CP154 Cyrillic-Asian }
11459 { Amiga-1251 Ami1251 Amiga1251 Ami-1251 }
11460 { UNICODE-1-1 csUnicode11 }
11461 { CESU-8 csCESU-8 }
11462 { BOCU-1 csBOCU-1 }
11463 { UNICODE-1-1-UTF-7 csUnicode11UTF7 }
11464 { ISO-8859-14 iso-ir-199 ISO_8859-14:1998 ISO_8859-14 latin8 iso-celtic
11465 l8 }
11466 { ISO-8859-15 ISO_8859-15 Latin-9 }
11467 { ISO-8859-16 iso-ir-226 ISO_8859-16:2001 ISO_8859-16 latin10 l10 }
11468 { GBK CP936 MS936 windows-936 }
11469 { JIS_Encoding csJISEncoding }
11470 { Shift_JIS MS_Kanji csShiftJIS ShiftJIS Shift-JIS }
11471 { Extended_UNIX_Code_Packed_Format_for_Japanese csEUCPkdFmtJapanese
11472 EUC-JP }
11473 { Extended_UNIX_Code_Fixed_Width_for_Japanese csEUCFixWidJapanese }
11474 { ISO-10646-UCS-Basic csUnicodeASCII }
11475 { ISO-10646-Unicode-Latin1 csUnicodeLatin1 ISO-10646 }
11476 { ISO-Unicode-IBM-1261 csUnicodeIBM1261 }
11477 { ISO-Unicode-IBM-1268 csUnicodeIBM1268 }
11478 { ISO-Unicode-IBM-1276 csUnicodeIBM1276 }
11479 { ISO-Unicode-IBM-1264 csUnicodeIBM1264 }
11480 { ISO-Unicode-IBM-1265 csUnicodeIBM1265 }
11481 { ISO-8859-1-Windows-3.0-Latin-1 csWindows30Latin1 }
11482 { ISO-8859-1-Windows-3.1-Latin-1 csWindows31Latin1 }
11483 { ISO-8859-2-Windows-Latin-2 csWindows31Latin2 }
11484 { ISO-8859-9-Windows-Latin-5 csWindows31Latin5 }
11485 { Adobe-Standard-Encoding csAdobeStandardEncoding }
11486 { Ventura-US csVenturaUS }
11487 { Ventura-International csVenturaInternational }
11488 { PC8-Danish-Norwegian csPC8DanishNorwegian }
11489 { PC8-Turkish csPC8Turkish }
11490 { IBM-Symbols csIBMSymbols }
11491 { IBM-Thai csIBMThai }
11492 { HP-Legal csHPLegal }
11493 { HP-Pi-font csHPPiFont }
11494 { HP-Math8 csHPMath8 }
11495 { Adobe-Symbol-Encoding csHPPSMath }
11496 { HP-DeskTop csHPDesktop }
11497 { Ventura-Math csVenturaMath }
11498 { Microsoft-Publishing csMicrosoftPublishing }
11499 { Windows-31J csWindows31J }
11500 { GB2312 csGB2312 }
11501 { Big5 csBig5 }
11502}
11503
11504proc tcl_encoding {enc} {
11505 global encoding_aliases tcl_encoding_cache
11506 if {[info exists tcl_encoding_cache($enc)]} {
11507 return $tcl_encoding_cache($enc)
11508 }
11509 set names [encoding names]
11510 set lcnames [string tolower $names]
11511 set enc [string tolower $enc]
11512 set i [lsearch -exact $lcnames $enc]
11513 if {$i < 0} {
11514 # look for "isonnn" instead of "iso-nnn" or "iso_nnn"
11515 if {[regsub {^(iso|cp|ibm|jis)[-_]} $enc {\1} encx]} {
11516 set i [lsearch -exact $lcnames $encx]
11517 }
11518 }
11519 if {$i < 0} {
11520 foreach l $encoding_aliases {
11521 set ll [string tolower $l]
11522 if {[lsearch -exact $ll $enc] < 0} continue
11523 # look through the aliases for one that tcl knows about
11524 foreach e $ll {
11525 set i [lsearch -exact $lcnames $e]
11526 if {$i < 0} {
11527 if {[regsub {^(iso|cp|ibm|jis)[-_]} $e {\1} ex]} {
11528 set i [lsearch -exact $lcnames $ex]
11529 }
11530 }
11531 if {$i >= 0} break
11532 }
11533 break
11534 }
11535 }
11536 set tclenc {}
11537 if {$i >= 0} {
11538 set tclenc [lindex $names $i]
11539 }
11540 set tcl_encoding_cache($enc) $tclenc
11541 return $tclenc
11542}
11543
11544proc gitattr {path attr default} {
11545 global path_attr_cache
11546 if {[info exists path_attr_cache($attr,$path)]} {
11547 set r $path_attr_cache($attr,$path)
11548 } else {
11549 set r "unspecified"
11550 if {![catch {set line [exec git check-attr $attr -- $path]}]} {
11551 regexp "(.*): $attr: (.*)" $line m f r
11552 }
11553 set path_attr_cache($attr,$path) $r
11554 }
11555 if {$r eq "unspecified"} {
11556 return $default
11557 }
11558 return $r
11559}
11560
11561proc cache_gitattr {attr pathlist} {
11562 global path_attr_cache
11563 set newlist {}
11564 foreach path $pathlist {
11565 if {![info exists path_attr_cache($attr,$path)]} {
11566 lappend newlist $path
11567 }
11568 }
11569 set lim 1000
11570 if {[tk windowingsystem] == "win32"} {
11571 # windows has a 32k limit on the arguments to a command...
11572 set lim 30
11573 }
11574 while {$newlist ne {}} {
11575 set head [lrange $newlist 0 [expr {$lim - 1}]]
11576 set newlist [lrange $newlist $lim end]
11577 if {![catch {set rlist [eval exec git check-attr $attr -- $head]}]} {
11578 foreach row [split $rlist "\n"] {
11579 if {[regexp "(.*): $attr: (.*)" $row m path value]} {
11580 if {[string index $path 0] eq "\""} {
11581 set path [encoding convertfrom [lindex $path 0]]
11582 }
11583 set path_attr_cache($attr,$path) $value
11584 }
11585 }
11586 }
11587 }
11588}
11589
11590proc get_path_encoding {path} {
11591 global gui_encoding perfile_attrs
11592 set tcl_enc $gui_encoding
11593 if {$path ne {} && $perfile_attrs} {
11594 set enc2 [tcl_encoding [gitattr $path encoding $tcl_enc]]
11595 if {$enc2 ne {}} {
11596 set tcl_enc $enc2
11597 }
11598 }
11599 return $tcl_enc
11600}
11601
11602# First check that Tcl/Tk is recent enough
11603if {[catch {package require Tk 8.4} err]} {
11604 show_error {} . "Sorry, gitk cannot run with this version of Tcl/Tk.\n\
11605 Gitk requires at least Tcl/Tk 8.4." list
11606 exit 1
11607}
11608
11609# Unset GIT_TRACE var if set
11610if { [info exists ::env(GIT_TRACE)] } {
11611 unset ::env(GIT_TRACE)
11612}
11613
11614# defaults...
11615set wrcomcmd "git diff-tree --stdin -p --pretty"
11616
11617set gitencoding {}
11618catch {
11619 set gitencoding [exec git config --get i18n.commitencoding]
11620}
11621catch {
11622 set gitencoding [exec git config --get i18n.logoutputencoding]
11623}
11624if {$gitencoding == ""} {
11625 set gitencoding "utf-8"
11626}
11627set tclencoding [tcl_encoding $gitencoding]
11628if {$tclencoding == {}} {
11629 puts stderr "Warning: encoding $gitencoding is not supported by Tcl/Tk"
11630}
11631
11632set gui_encoding [encoding system]
11633catch {
11634 set enc [exec git config --get gui.encoding]
11635 if {$enc ne {}} {
11636 set tclenc [tcl_encoding $enc]
11637 if {$tclenc ne {}} {
11638 set gui_encoding $tclenc
11639 } else {
11640 puts stderr "Warning: encoding $enc is not supported by Tcl/Tk"
11641 }
11642 }
11643}
11644
11645set log_showroot true
11646catch {
11647 set log_showroot [exec git config --bool --get log.showroot]
11648}
11649
11650if {[tk windowingsystem] eq "aqua"} {
11651 set mainfont {{Lucida Grande} 9}
11652 set textfont {Monaco 9}
11653 set uifont {{Lucida Grande} 9 bold}
11654} elseif {![catch {::tk::pkgconfig get fontsystem} xft] && $xft eq "xft"} {
11655 # fontconfig!
11656 set mainfont {sans 9}
11657 set textfont {monospace 9}
11658 set uifont {sans 9 bold}
11659} else {
11660 set mainfont {Helvetica 9}
11661 set textfont {Courier 9}
11662 set uifont {Helvetica 9 bold}
11663}
11664set tabstop 8
11665set findmergefiles 0
11666set maxgraphpct 50
11667set maxwidth 16
11668set revlistorder 0
11669set fastdate 0
11670set uparrowlen 5
11671set downarrowlen 5
11672set mingaplen 100
11673set cmitmode "patch"
11674set wrapcomment "none"
11675set showneartags 1
11676set hideremotes 0
11677set maxrefs 20
11678set maxlinelen 200
11679set showlocalchanges 1
11680set limitdiffs 1
11681set datetimeformat "%Y-%m-%d %H:%M:%S"
11682set autoselect 1
11683set autosellen 40
11684set perfile_attrs 0
11685set want_ttk 1
11686
11687if {[tk windowingsystem] eq "aqua"} {
11688 set extdifftool "opendiff"
11689} else {
11690 set extdifftool "meld"
11691}
11692
11693set colors {green red blue magenta darkgrey brown orange}
11694if {[tk windowingsystem] eq "win32"} {
11695 set uicolor SystemButtonFace
11696 set bgcolor SystemWindow
11697 set fgcolor SystemButtonText
11698 set selectbgcolor SystemHighlight
11699} else {
11700 set uicolor grey85
11701 set bgcolor white
11702 set fgcolor black
11703 set selectbgcolor gray85
11704}
11705set diffcolors {red "#00a000" blue}
11706set diffcontext 3
11707set ignorespace 0
11708set worddiff ""
11709set markbgcolor "#e0e0ff"
11710
11711set circlecolors {white blue gray blue blue}
11712
11713# button for popping up context menus
11714if {[tk windowingsystem] eq "aqua"} {
11715 set ctxbut <Button-2>
11716} else {
11717 set ctxbut <Button-3>
11718}
11719
11720## For msgcat loading, first locate the installation location.
11721if { [info exists ::env(GITK_MSGSDIR)] } {
11722 ## Msgsdir was manually set in the environment.
11723 set gitk_msgsdir $::env(GITK_MSGSDIR)
11724} else {
11725 ## Let's guess the prefix from argv0.
11726 set gitk_prefix [file dirname [file dirname [file normalize $argv0]]]
11727 set gitk_libdir [file join $gitk_prefix share gitk lib]
11728 set gitk_msgsdir [file join $gitk_libdir msgs]
11729 unset gitk_prefix
11730}
11731
11732## Internationalization (i18n) through msgcat and gettext. See
11733## http://www.gnu.org/software/gettext/manual/html_node/Tcl.html
11734package require msgcat
11735namespace import ::msgcat::mc
11736## And eventually load the actual message catalog
11737::msgcat::mcload $gitk_msgsdir
11738
11739catch {source ~/.gitk}
11740
11741parsefont mainfont $mainfont
11742eval font create mainfont [fontflags mainfont]
11743eval font create mainfontbold [fontflags mainfont 1]
11744
11745parsefont textfont $textfont
11746eval font create textfont [fontflags textfont]
11747eval font create textfontbold [fontflags textfont 1]
11748
11749parsefont uifont $uifont
11750eval font create uifont [fontflags uifont]
11751
11752setui $uicolor
11753
11754setoptions
11755
11756# check that we can find a .git directory somewhere...
11757if {[catch {set gitdir [exec git rev-parse --git-dir]}]} {
11758 show_error {} . [mc "Cannot find a git repository here."]
11759 exit 1
11760}
11761
11762set selecthead {}
11763set selectheadid {}
11764
11765set revtreeargs {}
11766set cmdline_files {}
11767set i 0
11768set revtreeargscmd {}
11769foreach arg $argv {
11770 switch -glob -- $arg {
11771 "" { }
11772 "--" {
11773 set cmdline_files [lrange $argv [expr {$i + 1}] end]
11774 break
11775 }
11776 "--select-commit=*" {
11777 set selecthead [string range $arg 16 end]
11778 }
11779 "--argscmd=*" {
11780 set revtreeargscmd [string range $arg 10 end]
11781 }
11782 default {
11783 lappend revtreeargs $arg
11784 }
11785 }
11786 incr i
11787}
11788
11789if {$selecthead eq "HEAD"} {
11790 set selecthead {}
11791}
11792
11793if {$i >= [llength $argv] && $revtreeargs ne {}} {
11794 # no -- on command line, but some arguments (other than --argscmd)
11795 if {[catch {
11796 set f [eval exec git rev-parse --no-revs --no-flags $revtreeargs]
11797 set cmdline_files [split $f "\n"]
11798 set n [llength $cmdline_files]
11799 set revtreeargs [lrange $revtreeargs 0 end-$n]
11800 # Unfortunately git rev-parse doesn't produce an error when
11801 # something is both a revision and a filename. To be consistent
11802 # with git log and git rev-list, check revtreeargs for filenames.
11803 foreach arg $revtreeargs {
11804 if {[file exists $arg]} {
11805 show_error {} . [mc "Ambiguous argument '%s': both revision\
11806 and filename" $arg]
11807 exit 1
11808 }
11809 }
11810 } err]} {
11811 # unfortunately we get both stdout and stderr in $err,
11812 # so look for "fatal:".
11813 set i [string first "fatal:" $err]
11814 if {$i > 0} {
11815 set err [string range $err [expr {$i + 6}] end]
11816 }
11817 show_error {} . "[mc "Bad arguments to gitk:"]\n$err"
11818 exit 1
11819 }
11820}
11821
11822set nullid "0000000000000000000000000000000000000000"
11823set nullid2 "0000000000000000000000000000000000000001"
11824set nullfile "/dev/null"
11825
11826set have_tk85 [expr {[package vcompare $tk_version "8.5"] >= 0}]
11827if {![info exists have_ttk]} {
11828 set have_ttk [llength [info commands ::ttk::style]]
11829}
11830set use_ttk [expr {$have_ttk && $want_ttk}]
11831set NS [expr {$use_ttk ? "ttk" : ""}]
11832
11833regexp {^git version ([\d.]*\d)} [exec git version] _ git_version
11834
11835set show_notes {}
11836if {[package vcompare $git_version "1.6.6.2"] >= 0} {
11837 set show_notes "--show-notes"
11838}
11839
11840set appname "gitk"
11841
11842set runq {}
11843set history {}
11844set historyindex 0
11845set fh_serial 0
11846set nhl_names {}
11847set highlight_paths {}
11848set findpattern {}
11849set searchdirn -forwards
11850set boldids {}
11851set boldnameids {}
11852set diffelide {0 0}
11853set markingmatches 0
11854set linkentercount 0
11855set need_redisplay 0
11856set nrows_drawn 0
11857set firsttabstop 0
11858
11859set nextviewnum 1
11860set curview 0
11861set selectedview 0
11862set selectedhlview [mc "None"]
11863set highlight_related [mc "None"]
11864set highlight_files {}
11865set viewfiles(0) {}
11866set viewperm(0) 0
11867set viewargs(0) {}
11868set viewargscmd(0) {}
11869
11870set selectedline {}
11871set numcommits 0
11872set loginstance 0
11873set cmdlineok 0
11874set stopped 0
11875set stuffsaved 0
11876set patchnum 0
11877set lserial 0
11878set hasworktree [hasworktree]
11879set cdup {}
11880if {[expr {[exec git rev-parse --is-inside-work-tree] == "true"}]} {
11881 set cdup [exec git rev-parse --show-cdup]
11882}
11883set worktree [exec git rev-parse --show-toplevel]
11884setcoords
11885makewindow
11886catch {
11887 image create photo gitlogo -width 16 -height 16
11888
11889 image create photo gitlogominus -width 4 -height 2
11890 gitlogominus put #C00000 -to 0 0 4 2
11891 gitlogo copy gitlogominus -to 1 5
11892 gitlogo copy gitlogominus -to 6 5
11893 gitlogo copy gitlogominus -to 11 5
11894 image delete gitlogominus
11895
11896 image create photo gitlogoplus -width 4 -height 4
11897 gitlogoplus put #008000 -to 1 0 3 4
11898 gitlogoplus put #008000 -to 0 1 4 3
11899 gitlogo copy gitlogoplus -to 1 9
11900 gitlogo copy gitlogoplus -to 6 9
11901 gitlogo copy gitlogoplus -to 11 9
11902 image delete gitlogoplus
11903
11904 image create photo gitlogo32 -width 32 -height 32
11905 gitlogo32 copy gitlogo -zoom 2 2
11906
11907 wm iconphoto . -default gitlogo gitlogo32
11908}
11909# wait for the window to become visible
11910tkwait visibility .
11911wm title . "$appname: [reponame]"
11912update
11913readrefs
11914
11915if {$cmdline_files ne {} || $revtreeargs ne {} || $revtreeargscmd ne {}} {
11916 # create a view for the files/dirs specified on the command line
11917 set curview 1
11918 set selectedview 1
11919 set nextviewnum 2
11920 set viewname(1) [mc "Command line"]
11921 set viewfiles(1) $cmdline_files
11922 set viewargs(1) $revtreeargs
11923 set viewargscmd(1) $revtreeargscmd
11924 set viewperm(1) 0
11925 set vdatemode(1) 0
11926 addviewmenu 1
11927 .bar.view entryconf [mca "Edit view..."] -state normal
11928 .bar.view entryconf [mca "Delete view"] -state normal
11929}
11930
11931if {[info exists permviews]} {
11932 foreach v $permviews {
11933 set n $nextviewnum
11934 incr nextviewnum
11935 set viewname($n) [lindex $v 0]
11936 set viewfiles($n) [lindex $v 1]
11937 set viewargs($n) [lindex $v 2]
11938 set viewargscmd($n) [lindex $v 3]
11939 set viewperm($n) 1
11940 addviewmenu $n
11941 }
11942}
11943
11944if {[tk windowingsystem] eq "win32"} {
11945 focus -force .
11946}
11947
11948getcommits {}
11949
11950# Local variables:
11951# mode: tcl
11952# indent-tabs-mode: t
11953# tab-width: 8
11954# End: