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 $mlist
155}
156
157proc parseviewargs {n arglist} {
158 global vdatemode vmergeonly vflags vdflags vrevs vfiltered vorigargs env
159 global vinlinediff
160 global worddiff git_version
161
162 set vdatemode($n) 0
163 set vmergeonly($n) 0
164 set vinlinediff($n) 0
165 set glflags {}
166 set diffargs {}
167 set nextisval 0
168 set revargs {}
169 set origargs $arglist
170 set allknown 1
171 set filtered 0
172 set i -1
173 foreach arg $arglist {
174 incr i
175 if {$nextisval} {
176 lappend glflags $arg
177 set nextisval 0
178 continue
179 }
180 switch -glob -- $arg {
181 "-d" -
182 "--date-order" {
183 set vdatemode($n) 1
184 # remove from origargs in case we hit an unknown option
185 set origargs [lreplace $origargs $i $i]
186 incr i -1
187 }
188 "-[puabwcrRBMC]" -
189 "--no-renames" - "--full-index" - "--binary" - "--abbrev=*" -
190 "--find-copies-harder" - "-l*" - "--ext-diff" - "--no-ext-diff" -
191 "--src-prefix=*" - "--dst-prefix=*" - "--no-prefix" -
192 "-O*" - "--text" - "--full-diff" - "--ignore-space-at-eol" -
193 "--ignore-space-change" - "-U*" - "--unified=*" {
194 # These request or affect diff output, which we don't want.
195 # Some could be used to set our defaults for diff display.
196 lappend diffargs $arg
197 }
198 "--raw" - "--patch-with-raw" - "--patch-with-stat" -
199 "--name-only" - "--name-status" - "--color" -
200 "--log-size" - "--pretty=*" - "--decorate" - "--abbrev-commit" -
201 "--cc" - "-z" - "--header" - "--parents" - "--boundary" -
202 "--no-color" - "-g" - "--walk-reflogs" - "--no-walk" -
203 "--timestamp" - "relative-date" - "--date=*" - "--stdin" -
204 "--objects" - "--objects-edge" - "--reverse" {
205 # These cause our parsing of git log's output to fail, or else
206 # they're options we want to set ourselves, so ignore them.
207 }
208 "--color-words*" - "--word-diff=color" {
209 # These trigger a word diff in the console interface,
210 # so help the user by enabling our own support
211 if {[package vcompare $git_version "1.7.2"] >= 0} {
212 set worddiff [mc "Color words"]
213 }
214 }
215 "--word-diff*" {
216 if {[package vcompare $git_version "1.7.2"] >= 0} {
217 set worddiff [mc "Markup words"]
218 }
219 }
220 "--stat=*" - "--numstat" - "--shortstat" - "--summary" -
221 "--check" - "--exit-code" - "--quiet" - "--topo-order" -
222 "--full-history" - "--dense" - "--sparse" -
223 "--follow" - "--left-right" - "--encoding=*" {
224 # These are harmless, and some are even useful
225 lappend glflags $arg
226 }
227 "--diff-filter=*" - "--no-merges" - "--unpacked" -
228 "--max-count=*" - "--skip=*" - "--since=*" - "--after=*" -
229 "--until=*" - "--before=*" - "--max-age=*" - "--min-age=*" -
230 "--author=*" - "--committer=*" - "--grep=*" - "-[iE]" -
231 "--remove-empty" - "--first-parent" - "--cherry-pick" -
232 "-S*" - "-G*" - "--pickaxe-all" - "--pickaxe-regex" -
233 "--simplify-by-decoration" {
234 # These mean that we get a subset of the commits
235 set filtered 1
236 lappend glflags $arg
237 }
238 "-n" {
239 # This appears to be the only one that has a value as a
240 # separate word following it
241 set filtered 1
242 set nextisval 1
243 lappend glflags $arg
244 }
245 "--not" - "--all" {
246 lappend revargs $arg
247 }
248 "--merge" {
249 set vmergeonly($n) 1
250 # git rev-parse doesn't understand --merge
251 lappend revargs --gitk-symmetric-diff-marker MERGE_HEAD...HEAD
252 }
253 "--no-replace-objects" {
254 set env(GIT_NO_REPLACE_OBJECTS) "1"
255 }
256 "-*" {
257 # Other flag arguments including -<n>
258 if {[string is digit -strict [string range $arg 1 end]]} {
259 set filtered 1
260 } else {
261 # a flag argument that we don't recognize;
262 # that means we can't optimize
263 set allknown 0
264 }
265 lappend glflags $arg
266 }
267 default {
268 # Non-flag arguments specify commits or ranges of commits
269 if {[string match "*...*" $arg]} {
270 lappend revargs --gitk-symmetric-diff-marker
271 }
272 lappend revargs $arg
273 }
274 }
275 }
276 set vdflags($n) $diffargs
277 set vflags($n) $glflags
278 set vrevs($n) $revargs
279 set vfiltered($n) $filtered
280 set vorigargs($n) $origargs
281 return $allknown
282}
283
284proc parseviewrevs {view revs} {
285 global vposids vnegids
286
287 if {$revs eq {}} {
288 set revs HEAD
289 }
290 if {[catch {set ids [eval exec git rev-parse $revs]} err]} {
291 # we get stdout followed by stderr in $err
292 # for an unknown rev, git rev-parse echoes it and then errors out
293 set errlines [split $err "\n"]
294 set badrev {}
295 for {set l 0} {$l < [llength $errlines]} {incr l} {
296 set line [lindex $errlines $l]
297 if {!([string length $line] == 40 && [string is xdigit $line])} {
298 if {[string match "fatal:*" $line]} {
299 if {[string match "fatal: ambiguous argument*" $line]
300 && $badrev ne {}} {
301 if {[llength $badrev] == 1} {
302 set err "unknown revision $badrev"
303 } else {
304 set err "unknown revisions: [join $badrev ", "]"
305 }
306 } else {
307 set err [join [lrange $errlines $l end] "\n"]
308 }
309 break
310 }
311 lappend badrev $line
312 }
313 }
314 error_popup "[mc "Error parsing revisions:"] $err"
315 return {}
316 }
317 set ret {}
318 set pos {}
319 set neg {}
320 set sdm 0
321 foreach id [split $ids "\n"] {
322 if {$id eq "--gitk-symmetric-diff-marker"} {
323 set sdm 4
324 } elseif {[string match "^*" $id]} {
325 if {$sdm != 1} {
326 lappend ret $id
327 if {$sdm == 3} {
328 set sdm 0
329 }
330 }
331 lappend neg [string range $id 1 end]
332 } else {
333 if {$sdm != 2} {
334 lappend ret $id
335 } else {
336 lset ret end $id...[lindex $ret end]
337 }
338 lappend pos $id
339 }
340 incr sdm -1
341 }
342 set vposids($view) $pos
343 set vnegids($view) $neg
344 return $ret
345}
346
347# Start off a git log process and arrange to read its output
348proc start_rev_list {view} {
349 global startmsecs commitidx viewcomplete curview
350 global tclencoding
351 global viewargs viewargscmd viewfiles vfilelimit
352 global showlocalchanges
353 global viewactive viewinstances vmergeonly
354 global mainheadid viewmainheadid viewmainheadid_orig
355 global vcanopt vflags vrevs vorigargs
356 global show_notes
357
358 set startmsecs [clock clicks -milliseconds]
359 set commitidx($view) 0
360 # these are set this way for the error exits
361 set viewcomplete($view) 1
362 set viewactive($view) 0
363 varcinit $view
364
365 set args $viewargs($view)
366 if {$viewargscmd($view) ne {}} {
367 if {[catch {
368 set str [exec sh -c $viewargscmd($view)]
369 } err]} {
370 error_popup "[mc "Error executing --argscmd command:"] $err"
371 return 0
372 }
373 set args [concat $args [split $str "\n"]]
374 }
375 set vcanopt($view) [parseviewargs $view $args]
376
377 set files $viewfiles($view)
378 if {$vmergeonly($view)} {
379 set files [unmerged_files $files]
380 if {$files eq {}} {
381 global nr_unmerged
382 if {$nr_unmerged == 0} {
383 error_popup [mc "No files selected: --merge specified but\
384 no files are unmerged."]
385 } else {
386 error_popup [mc "No files selected: --merge specified but\
387 no unmerged files are within file limit."]
388 }
389 return 0
390 }
391 }
392 set vfilelimit($view) $files
393
394 if {$vcanopt($view)} {
395 set revs [parseviewrevs $view $vrevs($view)]
396 if {$revs eq {}} {
397 return 0
398 }
399 set args [concat $vflags($view) $revs]
400 } else {
401 set args $vorigargs($view)
402 }
403
404 if {[catch {
405 set fd [open [concat | git log --no-color -z --pretty=raw $show_notes \
406 --parents --boundary $args "--" $files] r]
407 } err]} {
408 error_popup "[mc "Error executing git log:"] $err"
409 return 0
410 }
411 set i [reg_instance $fd]
412 set viewinstances($view) [list $i]
413 set viewmainheadid($view) $mainheadid
414 set viewmainheadid_orig($view) $mainheadid
415 if {$files ne {} && $mainheadid ne {}} {
416 get_viewmainhead $view
417 }
418 if {$showlocalchanges && $viewmainheadid($view) ne {}} {
419 interestedin $viewmainheadid($view) dodiffindex
420 }
421 fconfigure $fd -blocking 0 -translation lf -eofchar {}
422 if {$tclencoding != {}} {
423 fconfigure $fd -encoding $tclencoding
424 }
425 filerun $fd [list getcommitlines $fd $i $view 0]
426 nowbusy $view [mc "Reading"]
427 set viewcomplete($view) 0
428 set viewactive($view) 1
429 return 1
430}
431
432proc stop_instance {inst} {
433 global commfd leftover
434
435 set fd $commfd($inst)
436 catch {
437 set pid [pid $fd]
438
439 if {$::tcl_platform(platform) eq {windows}} {
440 exec kill -f $pid
441 } else {
442 exec kill $pid
443 }
444 }
445 catch {close $fd}
446 nukefile $fd
447 unset commfd($inst)
448 unset leftover($inst)
449}
450
451proc stop_backends {} {
452 global commfd
453
454 foreach inst [array names commfd] {
455 stop_instance $inst
456 }
457}
458
459proc stop_rev_list {view} {
460 global viewinstances
461
462 foreach inst $viewinstances($view) {
463 stop_instance $inst
464 }
465 set viewinstances($view) {}
466}
467
468proc reset_pending_select {selid} {
469 global pending_select mainheadid selectheadid
470
471 if {$selid ne {}} {
472 set pending_select $selid
473 } elseif {$selectheadid ne {}} {
474 set pending_select $selectheadid
475 } else {
476 set pending_select $mainheadid
477 }
478}
479
480proc getcommits {selid} {
481 global canv curview need_redisplay viewactive
482
483 initlayout
484 if {[start_rev_list $curview]} {
485 reset_pending_select $selid
486 show_status [mc "Reading commits..."]
487 set need_redisplay 1
488 } else {
489 show_status [mc "No commits selected"]
490 }
491}
492
493proc updatecommits {} {
494 global curview vcanopt vorigargs vfilelimit viewinstances
495 global viewactive viewcomplete tclencoding
496 global startmsecs showneartags showlocalchanges
497 global mainheadid viewmainheadid viewmainheadid_orig pending_select
498 global hasworktree
499 global varcid vposids vnegids vflags vrevs
500 global show_notes
501
502 set hasworktree [hasworktree]
503 rereadrefs
504 set view $curview
505 if {$mainheadid ne $viewmainheadid_orig($view)} {
506 if {$showlocalchanges} {
507 dohidelocalchanges
508 }
509 set viewmainheadid($view) $mainheadid
510 set viewmainheadid_orig($view) $mainheadid
511 if {$vfilelimit($view) ne {}} {
512 get_viewmainhead $view
513 }
514 }
515 if {$showlocalchanges} {
516 doshowlocalchanges
517 }
518 if {$vcanopt($view)} {
519 set oldpos $vposids($view)
520 set oldneg $vnegids($view)
521 set revs [parseviewrevs $view $vrevs($view)]
522 if {$revs eq {}} {
523 return
524 }
525 # note: getting the delta when negative refs change is hard,
526 # and could require multiple git log invocations, so in that
527 # case we ask git log for all the commits (not just the delta)
528 if {$oldneg eq $vnegids($view)} {
529 set newrevs {}
530 set npos 0
531 # take out positive refs that we asked for before or
532 # that we have already seen
533 foreach rev $revs {
534 if {[string length $rev] == 40} {
535 if {[lsearch -exact $oldpos $rev] < 0
536 && ![info exists varcid($view,$rev)]} {
537 lappend newrevs $rev
538 incr npos
539 }
540 } else {
541 lappend $newrevs $rev
542 }
543 }
544 if {$npos == 0} return
545 set revs $newrevs
546 set vposids($view) [lsort -unique [concat $oldpos $vposids($view)]]
547 }
548 set args [concat $vflags($view) $revs --not $oldpos]
549 } else {
550 set args $vorigargs($view)
551 }
552 if {[catch {
553 set fd [open [concat | git log --no-color -z --pretty=raw $show_notes \
554 --parents --boundary $args "--" $vfilelimit($view)] r]
555 } err]} {
556 error_popup "[mc "Error executing git log:"] $err"
557 return
558 }
559 if {$viewactive($view) == 0} {
560 set startmsecs [clock clicks -milliseconds]
561 }
562 set i [reg_instance $fd]
563 lappend viewinstances($view) $i
564 fconfigure $fd -blocking 0 -translation lf -eofchar {}
565 if {$tclencoding != {}} {
566 fconfigure $fd -encoding $tclencoding
567 }
568 filerun $fd [list getcommitlines $fd $i $view 1]
569 incr viewactive($view)
570 set viewcomplete($view) 0
571 reset_pending_select {}
572 nowbusy $view [mc "Reading"]
573 if {$showneartags} {
574 getallcommits
575 }
576}
577
578proc reloadcommits {} {
579 global curview viewcomplete selectedline currentid thickerline
580 global showneartags treediffs commitinterest cached_commitrow
581 global targetid
582
583 set selid {}
584 if {$selectedline ne {}} {
585 set selid $currentid
586 }
587
588 if {!$viewcomplete($curview)} {
589 stop_rev_list $curview
590 }
591 resetvarcs $curview
592 set selectedline {}
593 catch {unset currentid}
594 catch {unset thickerline}
595 catch {unset treediffs}
596 readrefs
597 changedrefs
598 if {$showneartags} {
599 getallcommits
600 }
601 clear_display
602 catch {unset commitinterest}
603 catch {unset cached_commitrow}
604 catch {unset targetid}
605 setcanvscroll
606 getcommits $selid
607 return 0
608}
609
610# This makes a string representation of a positive integer which
611# sorts as a string in numerical order
612proc strrep {n} {
613 if {$n < 16} {
614 return [format "%x" $n]
615 } elseif {$n < 256} {
616 return [format "x%.2x" $n]
617 } elseif {$n < 65536} {
618 return [format "y%.4x" $n]
619 }
620 return [format "z%.8x" $n]
621}
622
623# Procedures used in reordering commits from git log (without
624# --topo-order) into the order for display.
625
626proc varcinit {view} {
627 global varcstart vupptr vdownptr vleftptr vbackptr varctok varcrow
628 global vtokmod varcmod vrowmod varcix vlastins
629
630 set varcstart($view) {{}}
631 set vupptr($view) {0}
632 set vdownptr($view) {0}
633 set vleftptr($view) {0}
634 set vbackptr($view) {0}
635 set varctok($view) {{}}
636 set varcrow($view) {{}}
637 set vtokmod($view) {}
638 set varcmod($view) 0
639 set vrowmod($view) 0
640 set varcix($view) {{}}
641 set vlastins($view) {0}
642}
643
644proc resetvarcs {view} {
645 global varcid varccommits parents children vseedcount ordertok
646 global vshortids
647
648 foreach vid [array names varcid $view,*] {
649 unset varcid($vid)
650 unset children($vid)
651 unset parents($vid)
652 }
653 foreach vid [array names vshortids $view,*] {
654 unset vshortids($vid)
655 }
656 # some commits might have children but haven't been seen yet
657 foreach vid [array names children $view,*] {
658 unset children($vid)
659 }
660 foreach va [array names varccommits $view,*] {
661 unset varccommits($va)
662 }
663 foreach vd [array names vseedcount $view,*] {
664 unset vseedcount($vd)
665 }
666 catch {unset ordertok}
667}
668
669# returns a list of the commits with no children
670proc seeds {v} {
671 global vdownptr vleftptr varcstart
672
673 set ret {}
674 set a [lindex $vdownptr($v) 0]
675 while {$a != 0} {
676 lappend ret [lindex $varcstart($v) $a]
677 set a [lindex $vleftptr($v) $a]
678 }
679 return $ret
680}
681
682proc newvarc {view id} {
683 global varcid varctok parents children vdatemode
684 global vupptr vdownptr vleftptr vbackptr varcrow varcix varcstart
685 global commitdata commitinfo vseedcount varccommits vlastins
686
687 set a [llength $varctok($view)]
688 set vid $view,$id
689 if {[llength $children($vid)] == 0 || $vdatemode($view)} {
690 if {![info exists commitinfo($id)]} {
691 parsecommit $id $commitdata($id) 1
692 }
693 set cdate [lindex [lindex $commitinfo($id) 4] 0]
694 if {![string is integer -strict $cdate]} {
695 set cdate 0
696 }
697 if {![info exists vseedcount($view,$cdate)]} {
698 set vseedcount($view,$cdate) -1
699 }
700 set c [incr vseedcount($view,$cdate)]
701 set cdate [expr {$cdate ^ 0xffffffff}]
702 set tok "s[strrep $cdate][strrep $c]"
703 } else {
704 set tok {}
705 }
706 set ka 0
707 if {[llength $children($vid)] > 0} {
708 set kid [lindex $children($vid) end]
709 set k $varcid($view,$kid)
710 if {[string compare [lindex $varctok($view) $k] $tok] > 0} {
711 set ki $kid
712 set ka $k
713 set tok [lindex $varctok($view) $k]
714 }
715 }
716 if {$ka != 0} {
717 set i [lsearch -exact $parents($view,$ki) $id]
718 set j [expr {[llength $parents($view,$ki)] - 1 - $i}]
719 append tok [strrep $j]
720 }
721 set c [lindex $vlastins($view) $ka]
722 if {$c == 0 || [string compare $tok [lindex $varctok($view) $c]] < 0} {
723 set c $ka
724 set b [lindex $vdownptr($view) $ka]
725 } else {
726 set b [lindex $vleftptr($view) $c]
727 }
728 while {$b != 0 && [string compare $tok [lindex $varctok($view) $b]] >= 0} {
729 set c $b
730 set b [lindex $vleftptr($view) $c]
731 }
732 if {$c == $ka} {
733 lset vdownptr($view) $ka $a
734 lappend vbackptr($view) 0
735 } else {
736 lset vleftptr($view) $c $a
737 lappend vbackptr($view) $c
738 }
739 lset vlastins($view) $ka $a
740 lappend vupptr($view) $ka
741 lappend vleftptr($view) $b
742 if {$b != 0} {
743 lset vbackptr($view) $b $a
744 }
745 lappend varctok($view) $tok
746 lappend varcstart($view) $id
747 lappend vdownptr($view) 0
748 lappend varcrow($view) {}
749 lappend varcix($view) {}
750 set varccommits($view,$a) {}
751 lappend vlastins($view) 0
752 return $a
753}
754
755proc splitvarc {p v} {
756 global varcid varcstart varccommits varctok vtokmod
757 global vupptr vdownptr vleftptr vbackptr varcix varcrow vlastins
758
759 set oa $varcid($v,$p)
760 set otok [lindex $varctok($v) $oa]
761 set ac $varccommits($v,$oa)
762 set i [lsearch -exact $varccommits($v,$oa) $p]
763 if {$i <= 0} return
764 set na [llength $varctok($v)]
765 # "%" sorts before "0"...
766 set tok "$otok%[strrep $i]"
767 lappend varctok($v) $tok
768 lappend varcrow($v) {}
769 lappend varcix($v) {}
770 set varccommits($v,$oa) [lrange $ac 0 [expr {$i - 1}]]
771 set varccommits($v,$na) [lrange $ac $i end]
772 lappend varcstart($v) $p
773 foreach id $varccommits($v,$na) {
774 set varcid($v,$id) $na
775 }
776 lappend vdownptr($v) [lindex $vdownptr($v) $oa]
777 lappend vlastins($v) [lindex $vlastins($v) $oa]
778 lset vdownptr($v) $oa $na
779 lset vlastins($v) $oa 0
780 lappend vupptr($v) $oa
781 lappend vleftptr($v) 0
782 lappend vbackptr($v) 0
783 for {set b [lindex $vdownptr($v) $na]} {$b != 0} {set b [lindex $vleftptr($v) $b]} {
784 lset vupptr($v) $b $na
785 }
786 if {[string compare $otok $vtokmod($v)] <= 0} {
787 modify_arc $v $oa
788 }
789}
790
791proc renumbervarc {a v} {
792 global parents children varctok varcstart varccommits
793 global vupptr vdownptr vleftptr vbackptr vlastins varcid vtokmod vdatemode
794
795 set t1 [clock clicks -milliseconds]
796 set todo {}
797 set isrelated($a) 1
798 set kidchanged($a) 1
799 set ntot 0
800 while {$a != 0} {
801 if {[info exists isrelated($a)]} {
802 lappend todo $a
803 set id [lindex $varccommits($v,$a) end]
804 foreach p $parents($v,$id) {
805 if {[info exists varcid($v,$p)]} {
806 set isrelated($varcid($v,$p)) 1
807 }
808 }
809 }
810 incr ntot
811 set b [lindex $vdownptr($v) $a]
812 if {$b == 0} {
813 while {$a != 0} {
814 set b [lindex $vleftptr($v) $a]
815 if {$b != 0} break
816 set a [lindex $vupptr($v) $a]
817 }
818 }
819 set a $b
820 }
821 foreach a $todo {
822 if {![info exists kidchanged($a)]} continue
823 set id [lindex $varcstart($v) $a]
824 if {[llength $children($v,$id)] > 1} {
825 set children($v,$id) [lsort -command [list vtokcmp $v] \
826 $children($v,$id)]
827 }
828 set oldtok [lindex $varctok($v) $a]
829 if {!$vdatemode($v)} {
830 set tok {}
831 } else {
832 set tok $oldtok
833 }
834 set ka 0
835 set kid [last_real_child $v,$id]
836 if {$kid ne {}} {
837 set k $varcid($v,$kid)
838 if {[string compare [lindex $varctok($v) $k] $tok] > 0} {
839 set ki $kid
840 set ka $k
841 set tok [lindex $varctok($v) $k]
842 }
843 }
844 if {$ka != 0} {
845 set i [lsearch -exact $parents($v,$ki) $id]
846 set j [expr {[llength $parents($v,$ki)] - 1 - $i}]
847 append tok [strrep $j]
848 }
849 if {$tok eq $oldtok} {
850 continue
851 }
852 set id [lindex $varccommits($v,$a) end]
853 foreach p $parents($v,$id) {
854 if {[info exists varcid($v,$p)]} {
855 set kidchanged($varcid($v,$p)) 1
856 } else {
857 set sortkids($p) 1
858 }
859 }
860 lset varctok($v) $a $tok
861 set b [lindex $vupptr($v) $a]
862 if {$b != $ka} {
863 if {[string compare [lindex $varctok($v) $ka] $vtokmod($v)] < 0} {
864 modify_arc $v $ka
865 }
866 if {[string compare [lindex $varctok($v) $b] $vtokmod($v)] < 0} {
867 modify_arc $v $b
868 }
869 set c [lindex $vbackptr($v) $a]
870 set d [lindex $vleftptr($v) $a]
871 if {$c == 0} {
872 lset vdownptr($v) $b $d
873 } else {
874 lset vleftptr($v) $c $d
875 }
876 if {$d != 0} {
877 lset vbackptr($v) $d $c
878 }
879 if {[lindex $vlastins($v) $b] == $a} {
880 lset vlastins($v) $b $c
881 }
882 lset vupptr($v) $a $ka
883 set c [lindex $vlastins($v) $ka]
884 if {$c == 0 || \
885 [string compare $tok [lindex $varctok($v) $c]] < 0} {
886 set c $ka
887 set b [lindex $vdownptr($v) $ka]
888 } else {
889 set b [lindex $vleftptr($v) $c]
890 }
891 while {$b != 0 && \
892 [string compare $tok [lindex $varctok($v) $b]] >= 0} {
893 set c $b
894 set b [lindex $vleftptr($v) $c]
895 }
896 if {$c == $ka} {
897 lset vdownptr($v) $ka $a
898 lset vbackptr($v) $a 0
899 } else {
900 lset vleftptr($v) $c $a
901 lset vbackptr($v) $a $c
902 }
903 lset vleftptr($v) $a $b
904 if {$b != 0} {
905 lset vbackptr($v) $b $a
906 }
907 lset vlastins($v) $ka $a
908 }
909 }
910 foreach id [array names sortkids] {
911 if {[llength $children($v,$id)] > 1} {
912 set children($v,$id) [lsort -command [list vtokcmp $v] \
913 $children($v,$id)]
914 }
915 }
916 set t2 [clock clicks -milliseconds]
917 #puts "renumbervarc did [llength $todo] of $ntot arcs in [expr {$t2-$t1}]ms"
918}
919
920# Fix up the graph after we have found out that in view $v,
921# $p (a commit that we have already seen) is actually the parent
922# of the last commit in arc $a.
923proc fix_reversal {p a v} {
924 global varcid varcstart varctok vupptr
925
926 set pa $varcid($v,$p)
927 if {$p ne [lindex $varcstart($v) $pa]} {
928 splitvarc $p $v
929 set pa $varcid($v,$p)
930 }
931 # seeds always need to be renumbered
932 if {[lindex $vupptr($v) $pa] == 0 ||
933 [string compare [lindex $varctok($v) $a] \
934 [lindex $varctok($v) $pa]] > 0} {
935 renumbervarc $pa $v
936 }
937}
938
939proc insertrow {id p v} {
940 global cmitlisted children parents varcid varctok vtokmod
941 global varccommits ordertok commitidx numcommits curview
942 global targetid targetrow vshortids
943
944 readcommit $id
945 set vid $v,$id
946 set cmitlisted($vid) 1
947 set children($vid) {}
948 set parents($vid) [list $p]
949 set a [newvarc $v $id]
950 set varcid($vid) $a
951 lappend vshortids($v,[string range $id 0 3]) $id
952 if {[string compare [lindex $varctok($v) $a] $vtokmod($v)] < 0} {
953 modify_arc $v $a
954 }
955 lappend varccommits($v,$a) $id
956 set vp $v,$p
957 if {[llength [lappend children($vp) $id]] > 1} {
958 set children($vp) [lsort -command [list vtokcmp $v] $children($vp)]
959 catch {unset ordertok}
960 }
961 fix_reversal $p $a $v
962 incr commitidx($v)
963 if {$v == $curview} {
964 set numcommits $commitidx($v)
965 setcanvscroll
966 if {[info exists targetid]} {
967 if {![comes_before $targetid $p]} {
968 incr targetrow
969 }
970 }
971 }
972}
973
974proc insertfakerow {id p} {
975 global varcid varccommits parents children cmitlisted
976 global commitidx varctok vtokmod targetid targetrow curview numcommits
977
978 set v $curview
979 set a $varcid($v,$p)
980 set i [lsearch -exact $varccommits($v,$a) $p]
981 if {$i < 0} {
982 puts "oops: insertfakerow can't find [shortids $p] on arc $a"
983 return
984 }
985 set children($v,$id) {}
986 set parents($v,$id) [list $p]
987 set varcid($v,$id) $a
988 lappend children($v,$p) $id
989 set cmitlisted($v,$id) 1
990 set numcommits [incr commitidx($v)]
991 # note we deliberately don't update varcstart($v) even if $i == 0
992 set varccommits($v,$a) [linsert $varccommits($v,$a) $i $id]
993 modify_arc $v $a $i
994 if {[info exists targetid]} {
995 if {![comes_before $targetid $p]} {
996 incr targetrow
997 }
998 }
999 setcanvscroll
1000 drawvisible
1001}
1002
1003proc removefakerow {id} {
1004 global varcid varccommits parents children commitidx
1005 global varctok vtokmod cmitlisted currentid selectedline
1006 global targetid curview numcommits
1007
1008 set v $curview
1009 if {[llength $parents($v,$id)] != 1} {
1010 puts "oops: removefakerow [shortids $id] has [llength $parents($v,$id)] parents"
1011 return
1012 }
1013 set p [lindex $parents($v,$id) 0]
1014 set a $varcid($v,$id)
1015 set i [lsearch -exact $varccommits($v,$a) $id]
1016 if {$i < 0} {
1017 puts "oops: removefakerow can't find [shortids $id] on arc $a"
1018 return
1019 }
1020 unset varcid($v,$id)
1021 set varccommits($v,$a) [lreplace $varccommits($v,$a) $i $i]
1022 unset parents($v,$id)
1023 unset children($v,$id)
1024 unset cmitlisted($v,$id)
1025 set numcommits [incr commitidx($v) -1]
1026 set j [lsearch -exact $children($v,$p) $id]
1027 if {$j >= 0} {
1028 set children($v,$p) [lreplace $children($v,$p) $j $j]
1029 }
1030 modify_arc $v $a $i
1031 if {[info exist currentid] && $id eq $currentid} {
1032 unset currentid
1033 set selectedline {}
1034 }
1035 if {[info exists targetid] && $targetid eq $id} {
1036 set targetid $p
1037 }
1038 setcanvscroll
1039 drawvisible
1040}
1041
1042proc real_children {vp} {
1043 global children nullid nullid2
1044
1045 set kids {}
1046 foreach id $children($vp) {
1047 if {$id ne $nullid && $id ne $nullid2} {
1048 lappend kids $id
1049 }
1050 }
1051 return $kids
1052}
1053
1054proc first_real_child {vp} {
1055 global children nullid nullid2
1056
1057 foreach id $children($vp) {
1058 if {$id ne $nullid && $id ne $nullid2} {
1059 return $id
1060 }
1061 }
1062 return {}
1063}
1064
1065proc last_real_child {vp} {
1066 global children nullid nullid2
1067
1068 set kids $children($vp)
1069 for {set i [llength $kids]} {[incr i -1] >= 0} {} {
1070 set id [lindex $kids $i]
1071 if {$id ne $nullid && $id ne $nullid2} {
1072 return $id
1073 }
1074 }
1075 return {}
1076}
1077
1078proc vtokcmp {v a b} {
1079 global varctok varcid
1080
1081 return [string compare [lindex $varctok($v) $varcid($v,$a)] \
1082 [lindex $varctok($v) $varcid($v,$b)]]
1083}
1084
1085# This assumes that if lim is not given, the caller has checked that
1086# arc a's token is less than $vtokmod($v)
1087proc modify_arc {v a {lim {}}} {
1088 global varctok vtokmod varcmod varcrow vupptr curview vrowmod varccommits
1089
1090 if {$lim ne {}} {
1091 set c [string compare [lindex $varctok($v) $a] $vtokmod($v)]
1092 if {$c > 0} return
1093 if {$c == 0} {
1094 set r [lindex $varcrow($v) $a]
1095 if {$r ne {} && $vrowmod($v) <= $r + $lim} return
1096 }
1097 }
1098 set vtokmod($v) [lindex $varctok($v) $a]
1099 set varcmod($v) $a
1100 if {$v == $curview} {
1101 while {$a != 0 && [lindex $varcrow($v) $a] eq {}} {
1102 set a [lindex $vupptr($v) $a]
1103 set lim {}
1104 }
1105 set r 0
1106 if {$a != 0} {
1107 if {$lim eq {}} {
1108 set lim [llength $varccommits($v,$a)]
1109 }
1110 set r [expr {[lindex $varcrow($v) $a] + $lim}]
1111 }
1112 set vrowmod($v) $r
1113 undolayout $r
1114 }
1115}
1116
1117proc update_arcrows {v} {
1118 global vtokmod varcmod vrowmod varcrow commitidx currentid selectedline
1119 global varcid vrownum varcorder varcix varccommits
1120 global vupptr vdownptr vleftptr varctok
1121 global displayorder parentlist curview cached_commitrow
1122
1123 if {$vrowmod($v) == $commitidx($v)} return
1124 if {$v == $curview} {
1125 if {[llength $displayorder] > $vrowmod($v)} {
1126 set displayorder [lrange $displayorder 0 [expr {$vrowmod($v) - 1}]]
1127 set parentlist [lrange $parentlist 0 [expr {$vrowmod($v) - 1}]]
1128 }
1129 catch {unset cached_commitrow}
1130 }
1131 set narctot [expr {[llength $varctok($v)] - 1}]
1132 set a $varcmod($v)
1133 while {$a != 0 && [lindex $varcix($v) $a] eq {}} {
1134 # go up the tree until we find something that has a row number,
1135 # or we get to a seed
1136 set a [lindex $vupptr($v) $a]
1137 }
1138 if {$a == 0} {
1139 set a [lindex $vdownptr($v) 0]
1140 if {$a == 0} return
1141 set vrownum($v) {0}
1142 set varcorder($v) [list $a]
1143 lset varcix($v) $a 0
1144 lset varcrow($v) $a 0
1145 set arcn 0
1146 set row 0
1147 } else {
1148 set arcn [lindex $varcix($v) $a]
1149 if {[llength $vrownum($v)] > $arcn + 1} {
1150 set vrownum($v) [lrange $vrownum($v) 0 $arcn]
1151 set varcorder($v) [lrange $varcorder($v) 0 $arcn]
1152 }
1153 set row [lindex $varcrow($v) $a]
1154 }
1155 while {1} {
1156 set p $a
1157 incr row [llength $varccommits($v,$a)]
1158 # go down if possible
1159 set b [lindex $vdownptr($v) $a]
1160 if {$b == 0} {
1161 # if not, go left, or go up until we can go left
1162 while {$a != 0} {
1163 set b [lindex $vleftptr($v) $a]
1164 if {$b != 0} break
1165 set a [lindex $vupptr($v) $a]
1166 }
1167 if {$a == 0} break
1168 }
1169 set a $b
1170 incr arcn
1171 lappend vrownum($v) $row
1172 lappend varcorder($v) $a
1173 lset varcix($v) $a $arcn
1174 lset varcrow($v) $a $row
1175 }
1176 set vtokmod($v) [lindex $varctok($v) $p]
1177 set varcmod($v) $p
1178 set vrowmod($v) $row
1179 if {[info exists currentid]} {
1180 set selectedline [rowofcommit $currentid]
1181 }
1182}
1183
1184# Test whether view $v contains commit $id
1185proc commitinview {id v} {
1186 global varcid
1187
1188 return [info exists varcid($v,$id)]
1189}
1190
1191# Return the row number for commit $id in the current view
1192proc rowofcommit {id} {
1193 global varcid varccommits varcrow curview cached_commitrow
1194 global varctok vtokmod
1195
1196 set v $curview
1197 if {![info exists varcid($v,$id)]} {
1198 puts "oops rowofcommit no arc for [shortids $id]"
1199 return {}
1200 }
1201 set a $varcid($v,$id)
1202 if {[string compare [lindex $varctok($v) $a] $vtokmod($v)] >= 0} {
1203 update_arcrows $v
1204 }
1205 if {[info exists cached_commitrow($id)]} {
1206 return $cached_commitrow($id)
1207 }
1208 set i [lsearch -exact $varccommits($v,$a) $id]
1209 if {$i < 0} {
1210 puts "oops didn't find commit [shortids $id] in arc $a"
1211 return {}
1212 }
1213 incr i [lindex $varcrow($v) $a]
1214 set cached_commitrow($id) $i
1215 return $i
1216}
1217
1218# Returns 1 if a is on an earlier row than b, otherwise 0
1219proc comes_before {a b} {
1220 global varcid varctok curview
1221
1222 set v $curview
1223 if {$a eq $b || ![info exists varcid($v,$a)] || \
1224 ![info exists varcid($v,$b)]} {
1225 return 0
1226 }
1227 if {$varcid($v,$a) != $varcid($v,$b)} {
1228 return [expr {[string compare [lindex $varctok($v) $varcid($v,$a)] \
1229 [lindex $varctok($v) $varcid($v,$b)]] < 0}]
1230 }
1231 return [expr {[rowofcommit $a] < [rowofcommit $b]}]
1232}
1233
1234proc bsearch {l elt} {
1235 if {[llength $l] == 0 || $elt <= [lindex $l 0]} {
1236 return 0
1237 }
1238 set lo 0
1239 set hi [llength $l]
1240 while {$hi - $lo > 1} {
1241 set mid [expr {int(($lo + $hi) / 2)}]
1242 set t [lindex $l $mid]
1243 if {$elt < $t} {
1244 set hi $mid
1245 } elseif {$elt > $t} {
1246 set lo $mid
1247 } else {
1248 return $mid
1249 }
1250 }
1251 return $lo
1252}
1253
1254# Make sure rows $start..$end-1 are valid in displayorder and parentlist
1255proc make_disporder {start end} {
1256 global vrownum curview commitidx displayorder parentlist
1257 global varccommits varcorder parents vrowmod varcrow
1258 global d_valid_start d_valid_end
1259
1260 if {$end > $vrowmod($curview)} {
1261 update_arcrows $curview
1262 }
1263 set ai [bsearch $vrownum($curview) $start]
1264 set start [lindex $vrownum($curview) $ai]
1265 set narc [llength $vrownum($curview)]
1266 for {set r $start} {$ai < $narc && $r < $end} {incr ai} {
1267 set a [lindex $varcorder($curview) $ai]
1268 set l [llength $displayorder]
1269 set al [llength $varccommits($curview,$a)]
1270 if {$l < $r + $al} {
1271 if {$l < $r} {
1272 set pad [ntimes [expr {$r - $l}] {}]
1273 set displayorder [concat $displayorder $pad]
1274 set parentlist [concat $parentlist $pad]
1275 } elseif {$l > $r} {
1276 set displayorder [lrange $displayorder 0 [expr {$r - 1}]]
1277 set parentlist [lrange $parentlist 0 [expr {$r - 1}]]
1278 }
1279 foreach id $varccommits($curview,$a) {
1280 lappend displayorder $id
1281 lappend parentlist $parents($curview,$id)
1282 }
1283 } elseif {[lindex $displayorder [expr {$r + $al - 1}]] eq {}} {
1284 set i $r
1285 foreach id $varccommits($curview,$a) {
1286 lset displayorder $i $id
1287 lset parentlist $i $parents($curview,$id)
1288 incr i
1289 }
1290 }
1291 incr r $al
1292 }
1293}
1294
1295proc commitonrow {row} {
1296 global displayorder
1297
1298 set id [lindex $displayorder $row]
1299 if {$id eq {}} {
1300 make_disporder $row [expr {$row + 1}]
1301 set id [lindex $displayorder $row]
1302 }
1303 return $id
1304}
1305
1306proc closevarcs {v} {
1307 global varctok varccommits varcid parents children
1308 global cmitlisted commitidx vtokmod
1309
1310 set missing_parents 0
1311 set scripts {}
1312 set narcs [llength $varctok($v)]
1313 for {set a 1} {$a < $narcs} {incr a} {
1314 set id [lindex $varccommits($v,$a) end]
1315 foreach p $parents($v,$id) {
1316 if {[info exists varcid($v,$p)]} continue
1317 # add p as a new commit
1318 incr missing_parents
1319 set cmitlisted($v,$p) 0
1320 set parents($v,$p) {}
1321 if {[llength $children($v,$p)] == 1 &&
1322 [llength $parents($v,$id)] == 1} {
1323 set b $a
1324 } else {
1325 set b [newvarc $v $p]
1326 }
1327 set varcid($v,$p) $b
1328 if {[string compare [lindex $varctok($v) $b] $vtokmod($v)] < 0} {
1329 modify_arc $v $b
1330 }
1331 lappend varccommits($v,$b) $p
1332 incr commitidx($v)
1333 set scripts [check_interest $p $scripts]
1334 }
1335 }
1336 if {$missing_parents > 0} {
1337 foreach s $scripts {
1338 eval $s
1339 }
1340 }
1341}
1342
1343# Use $rwid as a substitute for $id, i.e. reparent $id's children to $rwid
1344# Assumes we already have an arc for $rwid.
1345proc rewrite_commit {v id rwid} {
1346 global children parents varcid varctok vtokmod varccommits
1347
1348 foreach ch $children($v,$id) {
1349 # make $rwid be $ch's parent in place of $id
1350 set i [lsearch -exact $parents($v,$ch) $id]
1351 if {$i < 0} {
1352 puts "oops rewrite_commit didn't find $id in parent list for $ch"
1353 }
1354 set parents($v,$ch) [lreplace $parents($v,$ch) $i $i $rwid]
1355 # add $ch to $rwid's children and sort the list if necessary
1356 if {[llength [lappend children($v,$rwid) $ch]] > 1} {
1357 set children($v,$rwid) [lsort -command [list vtokcmp $v] \
1358 $children($v,$rwid)]
1359 }
1360 # fix the graph after joining $id to $rwid
1361 set a $varcid($v,$ch)
1362 fix_reversal $rwid $a $v
1363 # parentlist is wrong for the last element of arc $a
1364 # even if displayorder is right, hence the 3rd arg here
1365 modify_arc $v $a [expr {[llength $varccommits($v,$a)] - 1}]
1366 }
1367}
1368
1369# Mechanism for registering a command to be executed when we come
1370# across a particular commit. To handle the case when only the
1371# prefix of the commit is known, the commitinterest array is now
1372# indexed by the first 4 characters of the ID. Each element is a
1373# list of id, cmd pairs.
1374proc interestedin {id cmd} {
1375 global commitinterest
1376
1377 lappend commitinterest([string range $id 0 3]) $id $cmd
1378}
1379
1380proc check_interest {id scripts} {
1381 global commitinterest
1382
1383 set prefix [string range $id 0 3]
1384 if {[info exists commitinterest($prefix)]} {
1385 set newlist {}
1386 foreach {i script} $commitinterest($prefix) {
1387 if {[string match "$i*" $id]} {
1388 lappend scripts [string map [list "%I" $id "%P" $i] $script]
1389 } else {
1390 lappend newlist $i $script
1391 }
1392 }
1393 if {$newlist ne {}} {
1394 set commitinterest($prefix) $newlist
1395 } else {
1396 unset commitinterest($prefix)
1397 }
1398 }
1399 return $scripts
1400}
1401
1402proc getcommitlines {fd inst view updating} {
1403 global cmitlisted leftover
1404 global commitidx commitdata vdatemode
1405 global parents children curview hlview
1406 global idpending ordertok
1407 global varccommits varcid varctok vtokmod vfilelimit vshortids
1408
1409 set stuff [read $fd 500000]
1410 # git log doesn't terminate the last commit with a null...
1411 if {$stuff == {} && $leftover($inst) ne {} && [eof $fd]} {
1412 set stuff "\0"
1413 }
1414 if {$stuff == {}} {
1415 if {![eof $fd]} {
1416 return 1
1417 }
1418 global commfd viewcomplete viewactive viewname
1419 global viewinstances
1420 unset commfd($inst)
1421 set i [lsearch -exact $viewinstances($view) $inst]
1422 if {$i >= 0} {
1423 set viewinstances($view) [lreplace $viewinstances($view) $i $i]
1424 }
1425 # set it blocking so we wait for the process to terminate
1426 fconfigure $fd -blocking 1
1427 if {[catch {close $fd} err]} {
1428 set fv {}
1429 if {$view != $curview} {
1430 set fv " for the \"$viewname($view)\" view"
1431 }
1432 if {[string range $err 0 4] == "usage"} {
1433 set err "Gitk: error reading commits$fv:\
1434 bad arguments to git log."
1435 if {$viewname($view) eq "Command line"} {
1436 append err \
1437 " (Note: arguments to gitk are passed to git log\
1438 to allow selection of commits to be displayed.)"
1439 }
1440 } else {
1441 set err "Error reading commits$fv: $err"
1442 }
1443 error_popup $err
1444 }
1445 if {[incr viewactive($view) -1] <= 0} {
1446 set viewcomplete($view) 1
1447 # Check if we have seen any ids listed as parents that haven't
1448 # appeared in the list
1449 closevarcs $view
1450 notbusy $view
1451 }
1452 if {$view == $curview} {
1453 run chewcommits
1454 }
1455 return 0
1456 }
1457 set start 0
1458 set gotsome 0
1459 set scripts {}
1460 while 1 {
1461 set i [string first "\0" $stuff $start]
1462 if {$i < 0} {
1463 append leftover($inst) [string range $stuff $start end]
1464 break
1465 }
1466 if {$start == 0} {
1467 set cmit $leftover($inst)
1468 append cmit [string range $stuff 0 [expr {$i - 1}]]
1469 set leftover($inst) {}
1470 } else {
1471 set cmit [string range $stuff $start [expr {$i - 1}]]
1472 }
1473 set start [expr {$i + 1}]
1474 set j [string first "\n" $cmit]
1475 set ok 0
1476 set listed 1
1477 if {$j >= 0 && [string match "commit *" $cmit]} {
1478 set ids [string range $cmit 7 [expr {$j - 1}]]
1479 if {[string match {[-^<>]*} $ids]} {
1480 switch -- [string index $ids 0] {
1481 "-" {set listed 0}
1482 "^" {set listed 2}
1483 "<" {set listed 3}
1484 ">" {set listed 4}
1485 }
1486 set ids [string range $ids 1 end]
1487 }
1488 set ok 1
1489 foreach id $ids {
1490 if {[string length $id] != 40} {
1491 set ok 0
1492 break
1493 }
1494 }
1495 }
1496 if {!$ok} {
1497 set shortcmit $cmit
1498 if {[string length $shortcmit] > 80} {
1499 set shortcmit "[string range $shortcmit 0 80]..."
1500 }
1501 error_popup "[mc "Can't parse git log output:"] {$shortcmit}"
1502 exit 1
1503 }
1504 set id [lindex $ids 0]
1505 set vid $view,$id
1506
1507 lappend vshortids($view,[string range $id 0 3]) $id
1508
1509 if {!$listed && $updating && ![info exists varcid($vid)] &&
1510 $vfilelimit($view) ne {}} {
1511 # git log doesn't rewrite parents for unlisted commits
1512 # when doing path limiting, so work around that here
1513 # by working out the rewritten parent with git rev-list
1514 # and if we already know about it, using the rewritten
1515 # parent as a substitute parent for $id's children.
1516 if {![catch {
1517 set rwid [exec git rev-list --first-parent --max-count=1 \
1518 $id -- $vfilelimit($view)]
1519 }]} {
1520 if {$rwid ne {} && [info exists varcid($view,$rwid)]} {
1521 # use $rwid in place of $id
1522 rewrite_commit $view $id $rwid
1523 continue
1524 }
1525 }
1526 }
1527
1528 set a 0
1529 if {[info exists varcid($vid)]} {
1530 if {$cmitlisted($vid) || !$listed} continue
1531 set a $varcid($vid)
1532 }
1533 if {$listed} {
1534 set olds [lrange $ids 1 end]
1535 } else {
1536 set olds {}
1537 }
1538 set commitdata($id) [string range $cmit [expr {$j + 1}] end]
1539 set cmitlisted($vid) $listed
1540 set parents($vid) $olds
1541 if {![info exists children($vid)]} {
1542 set children($vid) {}
1543 } elseif {$a == 0 && [llength $children($vid)] == 1} {
1544 set k [lindex $children($vid) 0]
1545 if {[llength $parents($view,$k)] == 1 &&
1546 (!$vdatemode($view) ||
1547 $varcid($view,$k) == [llength $varctok($view)] - 1)} {
1548 set a $varcid($view,$k)
1549 }
1550 }
1551 if {$a == 0} {
1552 # new arc
1553 set a [newvarc $view $id]
1554 }
1555 if {[string compare [lindex $varctok($view) $a] $vtokmod($view)] < 0} {
1556 modify_arc $view $a
1557 }
1558 if {![info exists varcid($vid)]} {
1559 set varcid($vid) $a
1560 lappend varccommits($view,$a) $id
1561 incr commitidx($view)
1562 }
1563
1564 set i 0
1565 foreach p $olds {
1566 if {$i == 0 || [lsearch -exact $olds $p] >= $i} {
1567 set vp $view,$p
1568 if {[llength [lappend children($vp) $id]] > 1 &&
1569 [vtokcmp $view [lindex $children($vp) end-1] $id] > 0} {
1570 set children($vp) [lsort -command [list vtokcmp $view] \
1571 $children($vp)]
1572 catch {unset ordertok}
1573 }
1574 if {[info exists varcid($view,$p)]} {
1575 fix_reversal $p $a $view
1576 }
1577 }
1578 incr i
1579 }
1580
1581 set scripts [check_interest $id $scripts]
1582 set gotsome 1
1583 }
1584 if {$gotsome} {
1585 global numcommits hlview
1586
1587 if {$view == $curview} {
1588 set numcommits $commitidx($view)
1589 run chewcommits
1590 }
1591 if {[info exists hlview] && $view == $hlview} {
1592 # we never actually get here...
1593 run vhighlightmore
1594 }
1595 foreach s $scripts {
1596 eval $s
1597 }
1598 }
1599 return 2
1600}
1601
1602proc chewcommits {} {
1603 global curview hlview viewcomplete
1604 global pending_select
1605
1606 layoutmore
1607 if {$viewcomplete($curview)} {
1608 global commitidx varctok
1609 global numcommits startmsecs
1610
1611 if {[info exists pending_select]} {
1612 update
1613 reset_pending_select {}
1614
1615 if {[commitinview $pending_select $curview]} {
1616 selectline [rowofcommit $pending_select] 1
1617 } else {
1618 set row [first_real_row]
1619 selectline $row 1
1620 }
1621 }
1622 if {$commitidx($curview) > 0} {
1623 #set ms [expr {[clock clicks -milliseconds] - $startmsecs}]
1624 #puts "overall $ms ms for $numcommits commits"
1625 #puts "[llength $varctok($view)] arcs, $commitidx($view) commits"
1626 } else {
1627 show_status [mc "No commits selected"]
1628 }
1629 notbusy layout
1630 }
1631 return 0
1632}
1633
1634proc do_readcommit {id} {
1635 global tclencoding
1636
1637 # Invoke git-log to handle automatic encoding conversion
1638 set fd [open [concat | git log --no-color --pretty=raw -1 $id] r]
1639 # Read the results using i18n.logoutputencoding
1640 fconfigure $fd -translation lf -eofchar {}
1641 if {$tclencoding != {}} {
1642 fconfigure $fd -encoding $tclencoding
1643 }
1644 set contents [read $fd]
1645 close $fd
1646 # Remove the heading line
1647 regsub {^commit [0-9a-f]+\n} $contents {} contents
1648
1649 return $contents
1650}
1651
1652proc readcommit {id} {
1653 if {[catch {set contents [do_readcommit $id]}]} return
1654 parsecommit $id $contents 1
1655}
1656
1657proc parsecommit {id contents listed} {
1658 global commitinfo
1659
1660 set inhdr 1
1661 set comment {}
1662 set headline {}
1663 set auname {}
1664 set audate {}
1665 set comname {}
1666 set comdate {}
1667 set hdrend [string first "\n\n" $contents]
1668 if {$hdrend < 0} {
1669 # should never happen...
1670 set hdrend [string length $contents]
1671 }
1672 set header [string range $contents 0 [expr {$hdrend - 1}]]
1673 set comment [string range $contents [expr {$hdrend + 2}] end]
1674 foreach line [split $header "\n"] {
1675 set line [split $line " "]
1676 set tag [lindex $line 0]
1677 if {$tag == "author"} {
1678 set audate [lrange $line end-1 end]
1679 set auname [join [lrange $line 1 end-2] " "]
1680 } elseif {$tag == "committer"} {
1681 set comdate [lrange $line end-1 end]
1682 set comname [join [lrange $line 1 end-2] " "]
1683 }
1684 }
1685 set headline {}
1686 # take the first non-blank line of the comment as the headline
1687 set headline [string trimleft $comment]
1688 set i [string first "\n" $headline]
1689 if {$i >= 0} {
1690 set headline [string range $headline 0 $i]
1691 }
1692 set headline [string trimright $headline]
1693 set i [string first "\r" $headline]
1694 if {$i >= 0} {
1695 set headline [string trimright [string range $headline 0 $i]]
1696 }
1697 if {!$listed} {
1698 # git log indents the comment by 4 spaces;
1699 # if we got this via git cat-file, add the indentation
1700 set newcomment {}
1701 foreach line [split $comment "\n"] {
1702 append newcomment " "
1703 append newcomment $line
1704 append newcomment "\n"
1705 }
1706 set comment $newcomment
1707 }
1708 set hasnote [string first "\nNotes:\n" $contents]
1709 set diff ""
1710 # If there is diff output shown in the git-log stream, split it
1711 # out. But get rid of the empty line that always precedes the
1712 # diff.
1713 set i [string first "\n\ndiff" $comment]
1714 if {$i >= 0} {
1715 set diff [string range $comment $i+1 end]
1716 set comment [string range $comment 0 $i-1]
1717 }
1718 set commitinfo($id) [list $headline $auname $audate \
1719 $comname $comdate $comment $hasnote $diff]
1720}
1721
1722proc getcommit {id} {
1723 global commitdata commitinfo
1724
1725 if {[info exists commitdata($id)]} {
1726 parsecommit $id $commitdata($id) 1
1727 } else {
1728 readcommit $id
1729 if {![info exists commitinfo($id)]} {
1730 set commitinfo($id) [list [mc "No commit information available"]]
1731 }
1732 }
1733 return 1
1734}
1735
1736# Expand an abbreviated commit ID to a list of full 40-char IDs that match
1737# and are present in the current view.
1738# This is fairly slow...
1739proc longid {prefix} {
1740 global varcid curview vshortids
1741
1742 set ids {}
1743 if {[string length $prefix] >= 4} {
1744 set vshortid $curview,[string range $prefix 0 3]
1745 if {[info exists vshortids($vshortid)]} {
1746 foreach id $vshortids($vshortid) {
1747 if {[string match "$prefix*" $id]} {
1748 if {[lsearch -exact $ids $id] < 0} {
1749 lappend ids $id
1750 if {[llength $ids] >= 2} break
1751 }
1752 }
1753 }
1754 }
1755 } else {
1756 foreach match [array names varcid "$curview,$prefix*"] {
1757 lappend ids [lindex [split $match ","] 1]
1758 if {[llength $ids] >= 2} break
1759 }
1760 }
1761 return $ids
1762}
1763
1764proc readrefs {} {
1765 global tagids idtags headids idheads tagobjid
1766 global otherrefids idotherrefs mainhead mainheadid
1767 global selecthead selectheadid
1768 global hideremotes
1769
1770 foreach v {tagids idtags headids idheads otherrefids idotherrefs} {
1771 catch {unset $v}
1772 }
1773 set refd [open [list | git show-ref -d] r]
1774 while {[gets $refd line] >= 0} {
1775 if {[string index $line 40] ne " "} continue
1776 set id [string range $line 0 39]
1777 set ref [string range $line 41 end]
1778 if {![string match "refs/*" $ref]} continue
1779 set name [string range $ref 5 end]
1780 if {[string match "remotes/*" $name]} {
1781 if {![string match "*/HEAD" $name] && !$hideremotes} {
1782 set headids($name) $id
1783 lappend idheads($id) $name
1784 }
1785 } elseif {[string match "heads/*" $name]} {
1786 set name [string range $name 6 end]
1787 set headids($name) $id
1788 lappend idheads($id) $name
1789 } elseif {[string match "tags/*" $name]} {
1790 # this lets refs/tags/foo^{} overwrite refs/tags/foo,
1791 # which is what we want since the former is the commit ID
1792 set name [string range $name 5 end]
1793 if {[string match "*^{}" $name]} {
1794 set name [string range $name 0 end-3]
1795 } else {
1796 set tagobjid($name) $id
1797 }
1798 set tagids($name) $id
1799 lappend idtags($id) $name
1800 } else {
1801 set otherrefids($name) $id
1802 lappend idotherrefs($id) $name
1803 }
1804 }
1805 catch {close $refd}
1806 set mainhead {}
1807 set mainheadid {}
1808 catch {
1809 set mainheadid [exec git rev-parse HEAD]
1810 set thehead [exec git symbolic-ref HEAD]
1811 if {[string match "refs/heads/*" $thehead]} {
1812 set mainhead [string range $thehead 11 end]
1813 }
1814 }
1815 set selectheadid {}
1816 if {$selecthead ne {}} {
1817 catch {
1818 set selectheadid [exec git rev-parse --verify $selecthead]
1819 }
1820 }
1821}
1822
1823# skip over fake commits
1824proc first_real_row {} {
1825 global nullid nullid2 numcommits
1826
1827 for {set row 0} {$row < $numcommits} {incr row} {
1828 set id [commitonrow $row]
1829 if {$id ne $nullid && $id ne $nullid2} {
1830 break
1831 }
1832 }
1833 return $row
1834}
1835
1836# update things for a head moved to a child of its previous location
1837proc movehead {id name} {
1838 global headids idheads
1839
1840 removehead $headids($name) $name
1841 set headids($name) $id
1842 lappend idheads($id) $name
1843}
1844
1845# update things when a head has been removed
1846proc removehead {id name} {
1847 global headids idheads
1848
1849 if {$idheads($id) eq $name} {
1850 unset idheads($id)
1851 } else {
1852 set i [lsearch -exact $idheads($id) $name]
1853 if {$i >= 0} {
1854 set idheads($id) [lreplace $idheads($id) $i $i]
1855 }
1856 }
1857 unset headids($name)
1858}
1859
1860proc ttk_toplevel {w args} {
1861 global use_ttk
1862 eval [linsert $args 0 ::toplevel $w]
1863 if {$use_ttk} {
1864 place [ttk::frame $w._toplevel_background] -x 0 -y 0 -relwidth 1 -relheight 1
1865 }
1866 return $w
1867}
1868
1869proc make_transient {window origin} {
1870 global have_tk85
1871
1872 # In MacOS Tk 8.4 transient appears to work by setting
1873 # overrideredirect, which is utterly useless, since the
1874 # windows get no border, and are not even kept above
1875 # the parent.
1876 if {!$have_tk85 && [tk windowingsystem] eq {aqua}} return
1877
1878 wm transient $window $origin
1879
1880 # Windows fails to place transient windows normally, so
1881 # schedule a callback to center them on the parent.
1882 if {[tk windowingsystem] eq {win32}} {
1883 after idle [list tk::PlaceWindow $window widget $origin]
1884 }
1885}
1886
1887proc show_error {w top msg {mc mc}} {
1888 global NS
1889 if {![info exists NS]} {set NS ""}
1890 if {[wm state $top] eq "withdrawn"} { wm deiconify $top }
1891 message $w.m -text $msg -justify center -aspect 400
1892 pack $w.m -side top -fill x -padx 20 -pady 20
1893 ${NS}::button $w.ok -default active -text [$mc OK] -command "destroy $top"
1894 pack $w.ok -side bottom -fill x
1895 bind $top <Visibility> "grab $top; focus $top"
1896 bind $top <Key-Return> "destroy $top"
1897 bind $top <Key-space> "destroy $top"
1898 bind $top <Key-Escape> "destroy $top"
1899 tkwait window $top
1900}
1901
1902proc error_popup {msg {owner .}} {
1903 if {[tk windowingsystem] eq "win32"} {
1904 tk_messageBox -icon error -type ok -title [wm title .] \
1905 -parent $owner -message $msg
1906 } else {
1907 set w .error
1908 ttk_toplevel $w
1909 make_transient $w $owner
1910 show_error $w $w $msg
1911 }
1912}
1913
1914proc confirm_popup {msg {owner .}} {
1915 global confirm_ok NS
1916 set confirm_ok 0
1917 set w .confirm
1918 ttk_toplevel $w
1919 make_transient $w $owner
1920 message $w.m -text $msg -justify center -aspect 400
1921 pack $w.m -side top -fill x -padx 20 -pady 20
1922 ${NS}::button $w.ok -text [mc OK] -command "set confirm_ok 1; destroy $w"
1923 pack $w.ok -side left -fill x
1924 ${NS}::button $w.cancel -text [mc Cancel] -command "destroy $w"
1925 pack $w.cancel -side right -fill x
1926 bind $w <Visibility> "grab $w; focus $w"
1927 bind $w <Key-Return> "set confirm_ok 1; destroy $w"
1928 bind $w <Key-space> "set confirm_ok 1; destroy $w"
1929 bind $w <Key-Escape> "destroy $w"
1930 tk::PlaceWindow $w widget $owner
1931 tkwait window $w
1932 return $confirm_ok
1933}
1934
1935proc setoptions {} {
1936 if {[tk windowingsystem] ne "win32"} {
1937 option add *Panedwindow.showHandle 1 startupFile
1938 option add *Panedwindow.sashRelief raised startupFile
1939 if {[tk windowingsystem] ne "aqua"} {
1940 option add *Menu.font uifont startupFile
1941 }
1942 } else {
1943 option add *Menu.TearOff 0 startupFile
1944 }
1945 option add *Button.font uifont startupFile
1946 option add *Checkbutton.font uifont startupFile
1947 option add *Radiobutton.font uifont startupFile
1948 option add *Menubutton.font uifont startupFile
1949 option add *Label.font uifont startupFile
1950 option add *Message.font uifont startupFile
1951 option add *Entry.font textfont startupFile
1952 option add *Text.font textfont startupFile
1953 option add *Labelframe.font uifont startupFile
1954 option add *Spinbox.font textfont startupFile
1955 option add *Listbox.font mainfont startupFile
1956}
1957
1958# Make a menu and submenus.
1959# m is the window name for the menu, items is the list of menu items to add.
1960# Each item is a list {mc label type description options...}
1961# mc is ignored; it's so we can put mc there to alert xgettext
1962# label is the string that appears in the menu
1963# type is cascade, command or radiobutton (should add checkbutton)
1964# description depends on type; it's the sublist for cascade, the
1965# command to invoke for command, or {variable value} for radiobutton
1966proc makemenu {m items} {
1967 menu $m
1968 if {[tk windowingsystem] eq {aqua}} {
1969 set Meta1 Cmd
1970 } else {
1971 set Meta1 Ctrl
1972 }
1973 foreach i $items {
1974 set name [mc [lindex $i 1]]
1975 set type [lindex $i 2]
1976 set thing [lindex $i 3]
1977 set params [list $type]
1978 if {$name ne {}} {
1979 set u [string first "&" [string map {&& x} $name]]
1980 lappend params -label [string map {&& & & {}} $name]
1981 if {$u >= 0} {
1982 lappend params -underline $u
1983 }
1984 }
1985 switch -- $type {
1986 "cascade" {
1987 set submenu [string tolower [string map {& ""} [lindex $i 1]]]
1988 lappend params -menu $m.$submenu
1989 }
1990 "command" {
1991 lappend params -command $thing
1992 }
1993 "radiobutton" {
1994 lappend params -variable [lindex $thing 0] \
1995 -value [lindex $thing 1]
1996 }
1997 }
1998 set tail [lrange $i 4 end]
1999 regsub -all {\yMeta1\y} $tail $Meta1 tail
2000 eval $m add $params $tail
2001 if {$type eq "cascade"} {
2002 makemenu $m.$submenu $thing
2003 }
2004 }
2005}
2006
2007# translate string and remove ampersands
2008proc mca {str} {
2009 return [string map {&& & & {}} [mc $str]]
2010}
2011
2012proc cleardropsel {w} {
2013 $w selection clear
2014}
2015proc makedroplist {w varname args} {
2016 global use_ttk
2017 if {$use_ttk} {
2018 set width 0
2019 foreach label $args {
2020 set cx [string length $label]
2021 if {$cx > $width} {set width $cx}
2022 }
2023 set gm [ttk::combobox $w -width $width -state readonly\
2024 -textvariable $varname -values $args \
2025 -exportselection false]
2026 bind $gm <<ComboboxSelected>> [list $gm selection clear]
2027 } else {
2028 set gm [eval [linsert $args 0 tk_optionMenu $w $varname]]
2029 }
2030 return $gm
2031}
2032
2033proc makewindow {} {
2034 global canv canv2 canv3 linespc charspc ctext cflist cscroll
2035 global tabstop
2036 global findtype findtypemenu findloc findstring fstring geometry
2037 global entries sha1entry sha1string sha1but
2038 global diffcontextstring diffcontext
2039 global ignorespace
2040 global maincursor textcursor curtextcursor
2041 global rowctxmenu fakerowmenu mergemax wrapcomment
2042 global highlight_files gdttype
2043 global searchstring sstring
2044 global bgcolor fgcolor bglist fglist diffcolors selectbgcolor
2045 global uifgcolor uifgdisabledcolor
2046 global filesepbgcolor filesepfgcolor
2047 global mergecolors foundbgcolor currentsearchhitbgcolor
2048 global headctxmenu progresscanv progressitem progresscoords statusw
2049 global fprogitem fprogcoord lastprogupdate progupdatepending
2050 global rprogitem rprogcoord rownumsel numcommits
2051 global have_tk85 use_ttk NS
2052 global git_version
2053 global worddiff
2054
2055 # The "mc" arguments here are purely so that xgettext
2056 # sees the following string as needing to be translated
2057 set file {
2058 mc "File" cascade {
2059 {mc "Update" command updatecommits -accelerator F5}
2060 {mc "Reload" command reloadcommits -accelerator Shift-F5}
2061 {mc "Reread references" command rereadrefs}
2062 {mc "List references" command showrefs -accelerator F2}
2063 {xx "" separator}
2064 {mc "Start git gui" command {exec git gui &}}
2065 {xx "" separator}
2066 {mc "Quit" command doquit -accelerator Meta1-Q}
2067 }}
2068 set edit {
2069 mc "Edit" cascade {
2070 {mc "Preferences" command doprefs}
2071 }}
2072 set view {
2073 mc "View" cascade {
2074 {mc "New view..." command {newview 0} -accelerator Shift-F4}
2075 {mc "Edit view..." command editview -state disabled -accelerator F4}
2076 {mc "Delete view" command delview -state disabled}
2077 {xx "" separator}
2078 {mc "All files" radiobutton {selectedview 0} -command {showview 0}}
2079 }}
2080 if {[tk windowingsystem] ne "aqua"} {
2081 set help {
2082 mc "Help" cascade {
2083 {mc "About gitk" command about}
2084 {mc "Key bindings" command keys}
2085 }}
2086 set bar [list $file $edit $view $help]
2087 } else {
2088 proc ::tk::mac::ShowPreferences {} {doprefs}
2089 proc ::tk::mac::Quit {} {doquit}
2090 lset file end [lreplace [lindex $file end] end-1 end]
2091 set apple {
2092 xx "Apple" cascade {
2093 {mc "About gitk" command about}
2094 {xx "" separator}
2095 }}
2096 set help {
2097 mc "Help" cascade {
2098 {mc "Key bindings" command keys}
2099 }}
2100 set bar [list $apple $file $view $help]
2101 }
2102 makemenu .bar $bar
2103 . configure -menu .bar
2104
2105 if {$use_ttk} {
2106 # cover the non-themed toplevel with a themed frame.
2107 place [ttk::frame ._main_background] -x 0 -y 0 -relwidth 1 -relheight 1
2108 }
2109
2110 # the gui has upper and lower half, parts of a paned window.
2111 ${NS}::panedwindow .ctop -orient vertical
2112
2113 # possibly use assumed geometry
2114 if {![info exists geometry(pwsash0)]} {
2115 set geometry(topheight) [expr {15 * $linespc}]
2116 set geometry(topwidth) [expr {80 * $charspc}]
2117 set geometry(botheight) [expr {15 * $linespc}]
2118 set geometry(botwidth) [expr {50 * $charspc}]
2119 set geometry(pwsash0) [list [expr {40 * $charspc}] 2]
2120 set geometry(pwsash1) [list [expr {60 * $charspc}] 2]
2121 }
2122
2123 # the upper half will have a paned window, a scroll bar to the right, and some stuff below
2124 ${NS}::frame .tf -height $geometry(topheight) -width $geometry(topwidth)
2125 ${NS}::frame .tf.histframe
2126 ${NS}::panedwindow .tf.histframe.pwclist -orient horizontal
2127 if {!$use_ttk} {
2128 .tf.histframe.pwclist configure -sashpad 0 -handlesize 4
2129 }
2130
2131 # create three canvases
2132 set cscroll .tf.histframe.csb
2133 set canv .tf.histframe.pwclist.canv
2134 canvas $canv \
2135 -selectbackground $selectbgcolor \
2136 -background $bgcolor -bd 0 \
2137 -yscrollincr $linespc -yscrollcommand "scrollcanv $cscroll"
2138 .tf.histframe.pwclist add $canv
2139 set canv2 .tf.histframe.pwclist.canv2
2140 canvas $canv2 \
2141 -selectbackground $selectbgcolor \
2142 -background $bgcolor -bd 0 -yscrollincr $linespc
2143 .tf.histframe.pwclist add $canv2
2144 set canv3 .tf.histframe.pwclist.canv3
2145 canvas $canv3 \
2146 -selectbackground $selectbgcolor \
2147 -background $bgcolor -bd 0 -yscrollincr $linespc
2148 .tf.histframe.pwclist add $canv3
2149 if {$use_ttk} {
2150 bind .tf.histframe.pwclist <Map> {
2151 bind %W <Map> {}
2152 .tf.histframe.pwclist sashpos 1 [lindex $::geometry(pwsash1) 0]
2153 .tf.histframe.pwclist sashpos 0 [lindex $::geometry(pwsash0) 0]
2154 }
2155 } else {
2156 eval .tf.histframe.pwclist sash place 0 $geometry(pwsash0)
2157 eval .tf.histframe.pwclist sash place 1 $geometry(pwsash1)
2158 }
2159
2160 # a scroll bar to rule them
2161 ${NS}::scrollbar $cscroll -command {allcanvs yview}
2162 if {!$use_ttk} {$cscroll configure -highlightthickness 0}
2163 pack $cscroll -side right -fill y
2164 bind .tf.histframe.pwclist <Configure> {resizeclistpanes %W %w}
2165 lappend bglist $canv $canv2 $canv3
2166 pack .tf.histframe.pwclist -fill both -expand 1 -side left
2167
2168 # we have two button bars at bottom of top frame. Bar 1
2169 ${NS}::frame .tf.bar
2170 ${NS}::frame .tf.lbar -height 15
2171
2172 set sha1entry .tf.bar.sha1
2173 set entries $sha1entry
2174 set sha1but .tf.bar.sha1label
2175 button $sha1but -text "[mc "SHA1 ID:"] " -state disabled -relief flat \
2176 -command gotocommit -width 8
2177 $sha1but conf -disabledforeground [$sha1but cget -foreground]
2178 pack .tf.bar.sha1label -side left
2179 ${NS}::entry $sha1entry -width 40 -font textfont -textvariable sha1string
2180 trace add variable sha1string write sha1change
2181 pack $sha1entry -side left -pady 2
2182
2183 set bm_left_data {
2184 #define left_width 16
2185 #define left_height 16
2186 static unsigned char left_bits[] = {
2187 0x00, 0x00, 0xc0, 0x01, 0xe0, 0x00, 0x70, 0x00, 0x38, 0x00, 0x1c, 0x00,
2188 0x0e, 0x00, 0xff, 0x7f, 0xff, 0x7f, 0xff, 0x7f, 0x0e, 0x00, 0x1c, 0x00,
2189 0x38, 0x00, 0x70, 0x00, 0xe0, 0x00, 0xc0, 0x01};
2190 }
2191 set bm_right_data {
2192 #define right_width 16
2193 #define right_height 16
2194 static unsigned char right_bits[] = {
2195 0x00, 0x00, 0xc0, 0x01, 0x80, 0x03, 0x00, 0x07, 0x00, 0x0e, 0x00, 0x1c,
2196 0x00, 0x38, 0xff, 0x7f, 0xff, 0x7f, 0xff, 0x7f, 0x00, 0x38, 0x00, 0x1c,
2197 0x00, 0x0e, 0x00, 0x07, 0x80, 0x03, 0xc0, 0x01};
2198 }
2199 image create bitmap bm-left -data $bm_left_data -foreground $uifgcolor
2200 image create bitmap bm-left-gray -data $bm_left_data -foreground $uifgdisabledcolor
2201 image create bitmap bm-right -data $bm_right_data -foreground $uifgcolor
2202 image create bitmap bm-right-gray -data $bm_right_data -foreground $uifgdisabledcolor
2203
2204 ${NS}::button .tf.bar.leftbut -command goback -state disabled -width 26
2205 if {$use_ttk} {
2206 .tf.bar.leftbut configure -image [list bm-left disabled bm-left-gray]
2207 } else {
2208 .tf.bar.leftbut configure -image bm-left
2209 }
2210 pack .tf.bar.leftbut -side left -fill y
2211 ${NS}::button .tf.bar.rightbut -command goforw -state disabled -width 26
2212 if {$use_ttk} {
2213 .tf.bar.rightbut configure -image [list bm-right disabled bm-right-gray]
2214 } else {
2215 .tf.bar.rightbut configure -image bm-right
2216 }
2217 pack .tf.bar.rightbut -side left -fill y
2218
2219 ${NS}::label .tf.bar.rowlabel -text [mc "Row"]
2220 set rownumsel {}
2221 ${NS}::label .tf.bar.rownum -width 7 -textvariable rownumsel \
2222 -relief sunken -anchor e
2223 ${NS}::label .tf.bar.rowlabel2 -text "/"
2224 ${NS}::label .tf.bar.numcommits -width 7 -textvariable numcommits \
2225 -relief sunken -anchor e
2226 pack .tf.bar.rowlabel .tf.bar.rownum .tf.bar.rowlabel2 .tf.bar.numcommits \
2227 -side left
2228 if {!$use_ttk} {
2229 foreach w {rownum numcommits} {.tf.bar.$w configure -font textfont}
2230 }
2231 global selectedline
2232 trace add variable selectedline write selectedline_change
2233
2234 # Status label and progress bar
2235 set statusw .tf.bar.status
2236 ${NS}::label $statusw -width 15 -relief sunken
2237 pack $statusw -side left -padx 5
2238 if {$use_ttk} {
2239 set progresscanv [ttk::progressbar .tf.bar.progress]
2240 } else {
2241 set h [expr {[font metrics uifont -linespace] + 2}]
2242 set progresscanv .tf.bar.progress
2243 canvas $progresscanv -relief sunken -height $h -borderwidth 2
2244 set progressitem [$progresscanv create rect -1 0 0 $h -fill green]
2245 set fprogitem [$progresscanv create rect -1 0 0 $h -fill yellow]
2246 set rprogitem [$progresscanv create rect -1 0 0 $h -fill red]
2247 }
2248 pack $progresscanv -side right -expand 1 -fill x -padx {0 2}
2249 set progresscoords {0 0}
2250 set fprogcoord 0
2251 set rprogcoord 0
2252 bind $progresscanv <Configure> adjustprogress
2253 set lastprogupdate [clock clicks -milliseconds]
2254 set progupdatepending 0
2255
2256 # build up the bottom bar of upper window
2257 ${NS}::label .tf.lbar.flabel -text "[mc "Find"] "
2258 ${NS}::button .tf.lbar.fnext -text [mc "next"] -command {dofind 1 1}
2259 ${NS}::button .tf.lbar.fprev -text [mc "prev"] -command {dofind -1 1}
2260 ${NS}::label .tf.lbar.flab2 -text " [mc "commit"] "
2261 pack .tf.lbar.flabel .tf.lbar.fnext .tf.lbar.fprev .tf.lbar.flab2 \
2262 -side left -fill y
2263 set gdttype [mc "containing:"]
2264 set gm [makedroplist .tf.lbar.gdttype gdttype \
2265 [mc "containing:"] \
2266 [mc "touching paths:"] \
2267 [mc "adding/removing string:"] \
2268 [mc "changing lines matching:"]]
2269 trace add variable gdttype write gdttype_change
2270 pack .tf.lbar.gdttype -side left -fill y
2271
2272 set findstring {}
2273 set fstring .tf.lbar.findstring
2274 lappend entries $fstring
2275 ${NS}::entry $fstring -width 30 -textvariable findstring
2276 trace add variable findstring write find_change
2277 set findtype [mc "Exact"]
2278 set findtypemenu [makedroplist .tf.lbar.findtype \
2279 findtype [mc "Exact"] [mc "IgnCase"] [mc "Regexp"]]
2280 trace add variable findtype write findcom_change
2281 set findloc [mc "All fields"]
2282 makedroplist .tf.lbar.findloc findloc [mc "All fields"] [mc "Headline"] \
2283 [mc "Comments"] [mc "Author"] [mc "Committer"]
2284 trace add variable findloc write find_change
2285 pack .tf.lbar.findloc -side right
2286 pack .tf.lbar.findtype -side right
2287 pack $fstring -side left -expand 1 -fill x
2288
2289 # Finish putting the upper half of the viewer together
2290 pack .tf.lbar -in .tf -side bottom -fill x
2291 pack .tf.bar -in .tf -side bottom -fill x
2292 pack .tf.histframe -fill both -side top -expand 1
2293 .ctop add .tf
2294 if {!$use_ttk} {
2295 .ctop paneconfigure .tf -height $geometry(topheight)
2296 .ctop paneconfigure .tf -width $geometry(topwidth)
2297 }
2298
2299 # now build up the bottom
2300 ${NS}::panedwindow .pwbottom -orient horizontal
2301
2302 # lower left, a text box over search bar, scroll bar to the right
2303 # if we know window height, then that will set the lower text height, otherwise
2304 # we set lower text height which will drive window height
2305 if {[info exists geometry(main)]} {
2306 ${NS}::frame .bleft -width $geometry(botwidth)
2307 } else {
2308 ${NS}::frame .bleft -width $geometry(botwidth) -height $geometry(botheight)
2309 }
2310 ${NS}::frame .bleft.top
2311 ${NS}::frame .bleft.mid
2312 ${NS}::frame .bleft.bottom
2313
2314 ${NS}::button .bleft.top.search -text [mc "Search"] -command dosearch
2315 pack .bleft.top.search -side left -padx 5
2316 set sstring .bleft.top.sstring
2317 set searchstring ""
2318 ${NS}::entry $sstring -width 20 -textvariable searchstring
2319 lappend entries $sstring
2320 trace add variable searchstring write incrsearch
2321 pack $sstring -side left -expand 1 -fill x
2322 ${NS}::radiobutton .bleft.mid.diff -text [mc "Diff"] \
2323 -command changediffdisp -variable diffelide -value {0 0}
2324 ${NS}::radiobutton .bleft.mid.old -text [mc "Old version"] \
2325 -command changediffdisp -variable diffelide -value {0 1}
2326 ${NS}::radiobutton .bleft.mid.new -text [mc "New version"] \
2327 -command changediffdisp -variable diffelide -value {1 0}
2328 ${NS}::label .bleft.mid.labeldiffcontext -text " [mc "Lines of context"]: "
2329 pack .bleft.mid.diff .bleft.mid.old .bleft.mid.new -side left
2330 spinbox .bleft.mid.diffcontext -width 5 \
2331 -from 0 -increment 1 -to 10000000 \
2332 -validate all -validatecommand "diffcontextvalidate %P" \
2333 -textvariable diffcontextstring
2334 .bleft.mid.diffcontext set $diffcontext
2335 trace add variable diffcontextstring write diffcontextchange
2336 lappend entries .bleft.mid.diffcontext
2337 pack .bleft.mid.labeldiffcontext .bleft.mid.diffcontext -side left
2338 ${NS}::checkbutton .bleft.mid.ignspace -text [mc "Ignore space change"] \
2339 -command changeignorespace -variable ignorespace
2340 pack .bleft.mid.ignspace -side left -padx 5
2341
2342 set worddiff [mc "Line diff"]
2343 if {[package vcompare $git_version "1.7.2"] >= 0} {
2344 makedroplist .bleft.mid.worddiff worddiff [mc "Line diff"] \
2345 [mc "Markup words"] [mc "Color words"]
2346 trace add variable worddiff write changeworddiff
2347 pack .bleft.mid.worddiff -side left -padx 5
2348 }
2349
2350 set ctext .bleft.bottom.ctext
2351 text $ctext -background $bgcolor -foreground $fgcolor \
2352 -state disabled -font textfont \
2353 -yscrollcommand scrolltext -wrap none \
2354 -xscrollcommand ".bleft.bottom.sbhorizontal set"
2355 if {$have_tk85} {
2356 $ctext conf -tabstyle wordprocessor
2357 }
2358 ${NS}::scrollbar .bleft.bottom.sb -command "$ctext yview"
2359 ${NS}::scrollbar .bleft.bottom.sbhorizontal -command "$ctext xview" -orient h
2360 pack .bleft.top -side top -fill x
2361 pack .bleft.mid -side top -fill x
2362 grid $ctext .bleft.bottom.sb -sticky nsew
2363 grid .bleft.bottom.sbhorizontal -sticky ew
2364 grid columnconfigure .bleft.bottom 0 -weight 1
2365 grid rowconfigure .bleft.bottom 0 -weight 1
2366 grid rowconfigure .bleft.bottom 1 -weight 0
2367 pack .bleft.bottom -side top -fill both -expand 1
2368 lappend bglist $ctext
2369 lappend fglist $ctext
2370
2371 $ctext tag conf comment -wrap $wrapcomment
2372 $ctext tag conf filesep -font textfontbold -fore $filesepfgcolor -back $filesepbgcolor
2373 $ctext tag conf hunksep -fore [lindex $diffcolors 2]
2374 $ctext tag conf d0 -fore [lindex $diffcolors 0]
2375 $ctext tag conf dresult -fore [lindex $diffcolors 1]
2376 $ctext tag conf m0 -fore [lindex $mergecolors 0]
2377 $ctext tag conf m1 -fore [lindex $mergecolors 1]
2378 $ctext tag conf m2 -fore [lindex $mergecolors 2]
2379 $ctext tag conf m3 -fore [lindex $mergecolors 3]
2380 $ctext tag conf m4 -fore [lindex $mergecolors 4]
2381 $ctext tag conf m5 -fore [lindex $mergecolors 5]
2382 $ctext tag conf m6 -fore [lindex $mergecolors 6]
2383 $ctext tag conf m7 -fore [lindex $mergecolors 7]
2384 $ctext tag conf m8 -fore [lindex $mergecolors 8]
2385 $ctext tag conf m9 -fore [lindex $mergecolors 9]
2386 $ctext tag conf m10 -fore [lindex $mergecolors 10]
2387 $ctext tag conf m11 -fore [lindex $mergecolors 11]
2388 $ctext tag conf m12 -fore [lindex $mergecolors 12]
2389 $ctext tag conf m13 -fore [lindex $mergecolors 13]
2390 $ctext tag conf m14 -fore [lindex $mergecolors 14]
2391 $ctext tag conf m15 -fore [lindex $mergecolors 15]
2392 $ctext tag conf mmax -fore darkgrey
2393 set mergemax 16
2394 $ctext tag conf mresult -font textfontbold
2395 $ctext tag conf msep -font textfontbold
2396 $ctext tag conf found -back $foundbgcolor
2397 $ctext tag conf currentsearchhit -back $currentsearchhitbgcolor
2398 $ctext tag conf wwrap -wrap word
2399 $ctext tag conf bold -font textfontbold
2400
2401 .pwbottom add .bleft
2402 if {!$use_ttk} {
2403 .pwbottom paneconfigure .bleft -width $geometry(botwidth)
2404 }
2405
2406 # lower right
2407 ${NS}::frame .bright
2408 ${NS}::frame .bright.mode
2409 ${NS}::radiobutton .bright.mode.patch -text [mc "Patch"] \
2410 -command reselectline -variable cmitmode -value "patch"
2411 ${NS}::radiobutton .bright.mode.tree -text [mc "Tree"] \
2412 -command reselectline -variable cmitmode -value "tree"
2413 grid .bright.mode.patch .bright.mode.tree -sticky ew
2414 pack .bright.mode -side top -fill x
2415 set cflist .bright.cfiles
2416 set indent [font measure mainfont "nn"]
2417 text $cflist \
2418 -selectbackground $selectbgcolor \
2419 -background $bgcolor -foreground $fgcolor \
2420 -font mainfont \
2421 -tabs [list $indent [expr {2 * $indent}]] \
2422 -yscrollcommand ".bright.sb set" \
2423 -cursor [. cget -cursor] \
2424 -spacing1 1 -spacing3 1
2425 lappend bglist $cflist
2426 lappend fglist $cflist
2427 ${NS}::scrollbar .bright.sb -command "$cflist yview"
2428 pack .bright.sb -side right -fill y
2429 pack $cflist -side left -fill both -expand 1
2430 $cflist tag configure highlight \
2431 -background [$cflist cget -selectbackground]
2432 $cflist tag configure bold -font mainfontbold
2433
2434 .pwbottom add .bright
2435 .ctop add .pwbottom
2436
2437 # restore window width & height if known
2438 if {[info exists geometry(main)]} {
2439 if {[scan $geometry(main) "%dx%d" w h] >= 2} {
2440 if {$w > [winfo screenwidth .]} {
2441 set w [winfo screenwidth .]
2442 }
2443 if {$h > [winfo screenheight .]} {
2444 set h [winfo screenheight .]
2445 }
2446 wm geometry . "${w}x$h"
2447 }
2448 }
2449
2450 if {[info exists geometry(state)] && $geometry(state) eq "zoomed"} {
2451 wm state . $geometry(state)
2452 }
2453
2454 if {[tk windowingsystem] eq {aqua}} {
2455 set M1B M1
2456 set ::BM "3"
2457 } else {
2458 set M1B Control
2459 set ::BM "2"
2460 }
2461
2462 if {$use_ttk} {
2463 bind .ctop <Map> {
2464 bind %W <Map> {}
2465 %W sashpos 0 $::geometry(topheight)
2466 }
2467 bind .pwbottom <Map> {
2468 bind %W <Map> {}
2469 %W sashpos 0 $::geometry(botwidth)
2470 }
2471 }
2472
2473 bind .pwbottom <Configure> {resizecdetpanes %W %w}
2474 pack .ctop -fill both -expand 1
2475 bindall <1> {selcanvline %W %x %y}
2476 #bindall <B1-Motion> {selcanvline %W %x %y}
2477 if {[tk windowingsystem] == "win32"} {
2478 bind . <MouseWheel> { windows_mousewheel_redirector %W %X %Y %D }
2479 bind $ctext <MouseWheel> { windows_mousewheel_redirector %W %X %Y %D ; break }
2480 } else {
2481 bindall <ButtonRelease-4> "allcanvs yview scroll -5 units"
2482 bindall <ButtonRelease-5> "allcanvs yview scroll 5 units"
2483 if {[tk windowingsystem] eq "aqua"} {
2484 bindall <MouseWheel> {
2485 set delta [expr {- (%D)}]
2486 allcanvs yview scroll $delta units
2487 }
2488 bindall <Shift-MouseWheel> {
2489 set delta [expr {- (%D)}]
2490 $canv xview scroll $delta units
2491 }
2492 }
2493 }
2494 bindall <$::BM> "canvscan mark %W %x %y"
2495 bindall <B$::BM-Motion> "canvscan dragto %W %x %y"
2496 bind all <$M1B-Key-w> {destroy [winfo toplevel %W]}
2497 bind . <$M1B-Key-w> doquit
2498 bindkey <Home> selfirstline
2499 bindkey <End> sellastline
2500 bind . <Key-Up> "selnextline -1"
2501 bind . <Key-Down> "selnextline 1"
2502 bind . <Shift-Key-Up> "dofind -1 0"
2503 bind . <Shift-Key-Down> "dofind 1 0"
2504 bindkey <Key-Right> "goforw"
2505 bindkey <Key-Left> "goback"
2506 bind . <Key-Prior> "selnextpage -1"
2507 bind . <Key-Next> "selnextpage 1"
2508 bind . <$M1B-Home> "allcanvs yview moveto 0.0"
2509 bind . <$M1B-End> "allcanvs yview moveto 1.0"
2510 bind . <$M1B-Key-Up> "allcanvs yview scroll -1 units"
2511 bind . <$M1B-Key-Down> "allcanvs yview scroll 1 units"
2512 bind . <$M1B-Key-Prior> "allcanvs yview scroll -1 pages"
2513 bind . <$M1B-Key-Next> "allcanvs yview scroll 1 pages"
2514 bindkey <Key-Delete> "$ctext yview scroll -1 pages"
2515 bindkey <Key-BackSpace> "$ctext yview scroll -1 pages"
2516 bindkey <Key-space> "$ctext yview scroll 1 pages"
2517 bindkey p "selnextline -1"
2518 bindkey n "selnextline 1"
2519 bindkey z "goback"
2520 bindkey x "goforw"
2521 bindkey k "selnextline -1"
2522 bindkey j "selnextline 1"
2523 bindkey h "goback"
2524 bindkey l "goforw"
2525 bindkey b prevfile
2526 bindkey d "$ctext yview scroll 18 units"
2527 bindkey u "$ctext yview scroll -18 units"
2528 bindkey / {focus $fstring}
2529 bindkey <Key-KP_Divide> {focus $fstring}
2530 bindkey <Key-Return> {dofind 1 1}
2531 bindkey ? {dofind -1 1}
2532 bindkey f nextfile
2533 bind . <F5> updatecommits
2534 bindmodfunctionkey Shift 5 reloadcommits
2535 bind . <F2> showrefs
2536 bindmodfunctionkey Shift 4 {newview 0}
2537 bind . <F4> edit_or_newview
2538 bind . <$M1B-q> doquit
2539 bind . <$M1B-f> {dofind 1 1}
2540 bind . <$M1B-g> {dofind 1 0}
2541 bind . <$M1B-r> dosearchback
2542 bind . <$M1B-s> dosearch
2543 bind . <$M1B-equal> {incrfont 1}
2544 bind . <$M1B-plus> {incrfont 1}
2545 bind . <$M1B-KP_Add> {incrfont 1}
2546 bind . <$M1B-minus> {incrfont -1}
2547 bind . <$M1B-KP_Subtract> {incrfont -1}
2548 wm protocol . WM_DELETE_WINDOW doquit
2549 bind . <Destroy> {stop_backends}
2550 bind . <Button-1> "click %W"
2551 bind $fstring <Key-Return> {dofind 1 1}
2552 bind $sha1entry <Key-Return> {gotocommit; break}
2553 bind $sha1entry <<PasteSelection>> clearsha1
2554 bind $cflist <1> {sel_flist %W %x %y; break}
2555 bind $cflist <B1-Motion> {sel_flist %W %x %y; break}
2556 bind $cflist <ButtonRelease-1> {treeclick %W %x %y}
2557 global ctxbut
2558 bind $cflist $ctxbut {pop_flist_menu %W %X %Y %x %y}
2559 bind $ctext $ctxbut {pop_diff_menu %W %X %Y %x %y}
2560 bind $ctext <Button-1> {focus %W}
2561 bind $ctext <<Selection>> rehighlight_search_results
2562
2563 set maincursor [. cget -cursor]
2564 set textcursor [$ctext cget -cursor]
2565 set curtextcursor $textcursor
2566
2567 set rowctxmenu .rowctxmenu
2568 makemenu $rowctxmenu {
2569 {mc "Diff this -> selected" command {diffvssel 0}}
2570 {mc "Diff selected -> this" command {diffvssel 1}}
2571 {mc "Make patch" command mkpatch}
2572 {mc "Create tag" command mktag}
2573 {mc "Write commit to file" command writecommit}
2574 {mc "Create new branch" command mkbranch}
2575 {mc "Cherry-pick this commit" command cherrypick}
2576 {mc "Reset HEAD branch to here" command resethead}
2577 {mc "Mark this commit" command markhere}
2578 {mc "Return to mark" command gotomark}
2579 {mc "Find descendant of this and mark" command find_common_desc}
2580 {mc "Compare with marked commit" command compare_commits}
2581 {mc "Diff this -> marked commit" command {diffvsmark 0}}
2582 {mc "Diff marked commit -> this" command {diffvsmark 1}}
2583 {mc "Revert this commit" command revert}
2584 }
2585 $rowctxmenu configure -tearoff 0
2586
2587 set fakerowmenu .fakerowmenu
2588 makemenu $fakerowmenu {
2589 {mc "Diff this -> selected" command {diffvssel 0}}
2590 {mc "Diff selected -> this" command {diffvssel 1}}
2591 {mc "Make patch" command mkpatch}
2592 {mc "Diff this -> marked commit" command {diffvsmark 0}}
2593 {mc "Diff marked commit -> this" command {diffvsmark 1}}
2594 }
2595 $fakerowmenu configure -tearoff 0
2596
2597 set headctxmenu .headctxmenu
2598 makemenu $headctxmenu {
2599 {mc "Check out this branch" command cobranch}
2600 {mc "Remove this branch" command rmbranch}
2601 }
2602 $headctxmenu configure -tearoff 0
2603
2604 global flist_menu
2605 set flist_menu .flistctxmenu
2606 makemenu $flist_menu {
2607 {mc "Highlight this too" command {flist_hl 0}}
2608 {mc "Highlight this only" command {flist_hl 1}}
2609 {mc "External diff" command {external_diff}}
2610 {mc "Blame parent commit" command {external_blame 1}}
2611 }
2612 $flist_menu configure -tearoff 0
2613
2614 global diff_menu
2615 set diff_menu .diffctxmenu
2616 makemenu $diff_menu {
2617 {mc "Show origin of this line" command show_line_source}
2618 {mc "Run git gui blame on this line" command {external_blame_diff}}
2619 }
2620 $diff_menu configure -tearoff 0
2621}
2622
2623# Windows sends all mouse wheel events to the current focused window, not
2624# the one where the mouse hovers, so bind those events here and redirect
2625# to the correct window
2626proc windows_mousewheel_redirector {W X Y D} {
2627 global canv canv2 canv3
2628 set w [winfo containing -displayof $W $X $Y]
2629 if {$w ne ""} {
2630 set u [expr {$D < 0 ? 5 : -5}]
2631 if {$w == $canv || $w == $canv2 || $w == $canv3} {
2632 allcanvs yview scroll $u units
2633 } else {
2634 catch {
2635 $w yview scroll $u units
2636 }
2637 }
2638 }
2639}
2640
2641# Update row number label when selectedline changes
2642proc selectedline_change {n1 n2 op} {
2643 global selectedline rownumsel
2644
2645 if {$selectedline eq {}} {
2646 set rownumsel {}
2647 } else {
2648 set rownumsel [expr {$selectedline + 1}]
2649 }
2650}
2651
2652# mouse-2 makes all windows scan vertically, but only the one
2653# the cursor is in scans horizontally
2654proc canvscan {op w x y} {
2655 global canv canv2 canv3
2656 foreach c [list $canv $canv2 $canv3] {
2657 if {$c == $w} {
2658 $c scan $op $x $y
2659 } else {
2660 $c scan $op 0 $y
2661 }
2662 }
2663}
2664
2665proc scrollcanv {cscroll f0 f1} {
2666 $cscroll set $f0 $f1
2667 drawvisible
2668 flushhighlights
2669}
2670
2671# when we make a key binding for the toplevel, make sure
2672# it doesn't get triggered when that key is pressed in the
2673# find string entry widget.
2674proc bindkey {ev script} {
2675 global entries
2676 bind . $ev $script
2677 set escript [bind Entry $ev]
2678 if {$escript == {}} {
2679 set escript [bind Entry <Key>]
2680 }
2681 foreach e $entries {
2682 bind $e $ev "$escript; break"
2683 }
2684}
2685
2686proc bindmodfunctionkey {mod n script} {
2687 bind . <$mod-F$n> $script
2688 catch { bind . <$mod-XF86_Switch_VT_$n> $script }
2689}
2690
2691# set the focus back to the toplevel for any click outside
2692# the entry widgets
2693proc click {w} {
2694 global ctext entries
2695 foreach e [concat $entries $ctext] {
2696 if {$w == $e} return
2697 }
2698 focus .
2699}
2700
2701# Adjust the progress bar for a change in requested extent or canvas size
2702proc adjustprogress {} {
2703 global progresscanv progressitem progresscoords
2704 global fprogitem fprogcoord lastprogupdate progupdatepending
2705 global rprogitem rprogcoord use_ttk
2706
2707 if {$use_ttk} {
2708 $progresscanv configure -value [expr {int($fprogcoord * 100)}]
2709 return
2710 }
2711
2712 set w [expr {[winfo width $progresscanv] - 4}]
2713 set x0 [expr {$w * [lindex $progresscoords 0]}]
2714 set x1 [expr {$w * [lindex $progresscoords 1]}]
2715 set h [winfo height $progresscanv]
2716 $progresscanv coords $progressitem $x0 0 $x1 $h
2717 $progresscanv coords $fprogitem 0 0 [expr {$w * $fprogcoord}] $h
2718 $progresscanv coords $rprogitem 0 0 [expr {$w * $rprogcoord}] $h
2719 set now [clock clicks -milliseconds]
2720 if {$now >= $lastprogupdate + 100} {
2721 set progupdatepending 0
2722 update
2723 } elseif {!$progupdatepending} {
2724 set progupdatepending 1
2725 after [expr {$lastprogupdate + 100 - $now}] doprogupdate
2726 }
2727}
2728
2729proc doprogupdate {} {
2730 global lastprogupdate progupdatepending
2731
2732 if {$progupdatepending} {
2733 set progupdatepending 0
2734 set lastprogupdate [clock clicks -milliseconds]
2735 update
2736 }
2737}
2738
2739proc savestuff {w} {
2740 global canv canv2 canv3 mainfont textfont uifont tabstop
2741 global stuffsaved findmergefiles maxgraphpct
2742 global maxwidth showneartags showlocalchanges
2743 global viewname viewfiles viewargs viewargscmd viewperm nextviewnum
2744 global cmitmode wrapcomment datetimeformat limitdiffs
2745 global colors uicolor bgcolor fgcolor diffcolors diffcontext selectbgcolor
2746 global uifgcolor uifgdisabledcolor
2747 global headbgcolor headfgcolor headoutlinecolor remotebgcolor
2748 global tagbgcolor tagfgcolor tagoutlinecolor
2749 global reflinecolor filesepbgcolor filesepfgcolor
2750 global mergecolors foundbgcolor currentsearchhitbgcolor
2751 global linehoverbgcolor linehoverfgcolor linehoveroutlinecolor circlecolors
2752 global mainheadcirclecolor workingfilescirclecolor indexcirclecolor
2753 global linkfgcolor circleoutlinecolor
2754 global autoselect autosellen extdifftool perfile_attrs markbgcolor use_ttk
2755 global hideremotes want_ttk maxrefs
2756
2757 if {$stuffsaved} return
2758 if {![winfo viewable .]} return
2759 catch {
2760 if {[file exists ~/.gitk-new]} {file delete -force ~/.gitk-new}
2761 set f [open "~/.gitk-new" w]
2762 if {$::tcl_platform(platform) eq {windows}} {
2763 file attributes "~/.gitk-new" -hidden true
2764 }
2765 puts $f [list set mainfont $mainfont]
2766 puts $f [list set textfont $textfont]
2767 puts $f [list set uifont $uifont]
2768 puts $f [list set tabstop $tabstop]
2769 puts $f [list set findmergefiles $findmergefiles]
2770 puts $f [list set maxgraphpct $maxgraphpct]
2771 puts $f [list set maxwidth $maxwidth]
2772 puts $f [list set cmitmode $cmitmode]
2773 puts $f [list set wrapcomment $wrapcomment]
2774 puts $f [list set autoselect $autoselect]
2775 puts $f [list set autosellen $autosellen]
2776 puts $f [list set showneartags $showneartags]
2777 puts $f [list set maxrefs $maxrefs]
2778 puts $f [list set hideremotes $hideremotes]
2779 puts $f [list set showlocalchanges $showlocalchanges]
2780 puts $f [list set datetimeformat $datetimeformat]
2781 puts $f [list set limitdiffs $limitdiffs]
2782 puts $f [list set uicolor $uicolor]
2783 puts $f [list set want_ttk $want_ttk]
2784 puts $f [list set bgcolor $bgcolor]
2785 puts $f [list set fgcolor $fgcolor]
2786 puts $f [list set uifgcolor $uifgcolor]
2787 puts $f [list set uifgdisabledcolor $uifgdisabledcolor]
2788 puts $f [list set colors $colors]
2789 puts $f [list set diffcolors $diffcolors]
2790 puts $f [list set mergecolors $mergecolors]
2791 puts $f [list set markbgcolor $markbgcolor]
2792 puts $f [list set diffcontext $diffcontext]
2793 puts $f [list set selectbgcolor $selectbgcolor]
2794 puts $f [list set foundbgcolor $foundbgcolor]
2795 puts $f [list set currentsearchhitbgcolor $currentsearchhitbgcolor]
2796 puts $f [list set extdifftool $extdifftool]
2797 puts $f [list set perfile_attrs $perfile_attrs]
2798 puts $f [list set headbgcolor $headbgcolor]
2799 puts $f [list set headfgcolor $headfgcolor]
2800 puts $f [list set headoutlinecolor $headoutlinecolor]
2801 puts $f [list set remotebgcolor $remotebgcolor]
2802 puts $f [list set tagbgcolor $tagbgcolor]
2803 puts $f [list set tagfgcolor $tagfgcolor]
2804 puts $f [list set tagoutlinecolor $tagoutlinecolor]
2805 puts $f [list set reflinecolor $reflinecolor]
2806 puts $f [list set filesepbgcolor $filesepbgcolor]
2807 puts $f [list set filesepfgcolor $filesepfgcolor]
2808 puts $f [list set linehoverbgcolor $linehoverbgcolor]
2809 puts $f [list set linehoverfgcolor $linehoverfgcolor]
2810 puts $f [list set linehoveroutlinecolor $linehoveroutlinecolor]
2811 puts $f [list set mainheadcirclecolor $mainheadcirclecolor]
2812 puts $f [list set workingfilescirclecolor $workingfilescirclecolor]
2813 puts $f [list set indexcirclecolor $indexcirclecolor]
2814 puts $f [list set circlecolors $circlecolors]
2815 puts $f [list set linkfgcolor $linkfgcolor]
2816 puts $f [list set circleoutlinecolor $circleoutlinecolor]
2817
2818 puts $f "set geometry(main) [wm geometry .]"
2819 puts $f "set geometry(state) [wm state .]"
2820 puts $f "set geometry(topwidth) [winfo width .tf]"
2821 puts $f "set geometry(topheight) [winfo height .tf]"
2822 if {$use_ttk} {
2823 puts $f "set geometry(pwsash0) \"[.tf.histframe.pwclist sashpos 0] 1\""
2824 puts $f "set geometry(pwsash1) \"[.tf.histframe.pwclist sashpos 1] 1\""
2825 } else {
2826 puts $f "set geometry(pwsash0) \"[.tf.histframe.pwclist sash coord 0]\""
2827 puts $f "set geometry(pwsash1) \"[.tf.histframe.pwclist sash coord 1]\""
2828 }
2829 puts $f "set geometry(botwidth) [winfo width .bleft]"
2830 puts $f "set geometry(botheight) [winfo height .bleft]"
2831
2832 puts -nonewline $f "set permviews {"
2833 for {set v 0} {$v < $nextviewnum} {incr v} {
2834 if {$viewperm($v)} {
2835 puts $f "{[list $viewname($v) $viewfiles($v) $viewargs($v) $viewargscmd($v)]}"
2836 }
2837 }
2838 puts $f "}"
2839 close $f
2840 file rename -force "~/.gitk-new" "~/.gitk"
2841 }
2842 set stuffsaved 1
2843}
2844
2845proc resizeclistpanes {win w} {
2846 global oldwidth use_ttk
2847 if {[info exists oldwidth($win)]} {
2848 if {$use_ttk} {
2849 set s0 [$win sashpos 0]
2850 set s1 [$win sashpos 1]
2851 } else {
2852 set s0 [$win sash coord 0]
2853 set s1 [$win sash coord 1]
2854 }
2855 if {$w < 60} {
2856 set sash0 [expr {int($w/2 - 2)}]
2857 set sash1 [expr {int($w*5/6 - 2)}]
2858 } else {
2859 set factor [expr {1.0 * $w / $oldwidth($win)}]
2860 set sash0 [expr {int($factor * [lindex $s0 0])}]
2861 set sash1 [expr {int($factor * [lindex $s1 0])}]
2862 if {$sash0 < 30} {
2863 set sash0 30
2864 }
2865 if {$sash1 < $sash0 + 20} {
2866 set sash1 [expr {$sash0 + 20}]
2867 }
2868 if {$sash1 > $w - 10} {
2869 set sash1 [expr {$w - 10}]
2870 if {$sash0 > $sash1 - 20} {
2871 set sash0 [expr {$sash1 - 20}]
2872 }
2873 }
2874 }
2875 if {$use_ttk} {
2876 $win sashpos 0 $sash0
2877 $win sashpos 1 $sash1
2878 } else {
2879 $win sash place 0 $sash0 [lindex $s0 1]
2880 $win sash place 1 $sash1 [lindex $s1 1]
2881 }
2882 }
2883 set oldwidth($win) $w
2884}
2885
2886proc resizecdetpanes {win w} {
2887 global oldwidth use_ttk
2888 if {[info exists oldwidth($win)]} {
2889 if {$use_ttk} {
2890 set s0 [$win sashpos 0]
2891 } else {
2892 set s0 [$win sash coord 0]
2893 }
2894 if {$w < 60} {
2895 set sash0 [expr {int($w*3/4 - 2)}]
2896 } else {
2897 set factor [expr {1.0 * $w / $oldwidth($win)}]
2898 set sash0 [expr {int($factor * [lindex $s0 0])}]
2899 if {$sash0 < 45} {
2900 set sash0 45
2901 }
2902 if {$sash0 > $w - 15} {
2903 set sash0 [expr {$w - 15}]
2904 }
2905 }
2906 if {$use_ttk} {
2907 $win sashpos 0 $sash0
2908 } else {
2909 $win sash place 0 $sash0 [lindex $s0 1]
2910 }
2911 }
2912 set oldwidth($win) $w
2913}
2914
2915proc allcanvs args {
2916 global canv canv2 canv3
2917 eval $canv $args
2918 eval $canv2 $args
2919 eval $canv3 $args
2920}
2921
2922proc bindall {event action} {
2923 global canv canv2 canv3
2924 bind $canv $event $action
2925 bind $canv2 $event $action
2926 bind $canv3 $event $action
2927}
2928
2929proc about {} {
2930 global uifont NS
2931 set w .about
2932 if {[winfo exists $w]} {
2933 raise $w
2934 return
2935 }
2936 ttk_toplevel $w
2937 wm title $w [mc "About gitk"]
2938 make_transient $w .
2939 message $w.m -text [mc "
2940Gitk - a commit viewer for git
2941
2942Copyright \u00a9 2005-2011 Paul Mackerras
2943
2944Use and redistribute under the terms of the GNU General Public License"] \
2945 -justify center -aspect 400 -border 2 -bg white -relief groove
2946 pack $w.m -side top -fill x -padx 2 -pady 2
2947 ${NS}::button $w.ok -text [mc "Close"] -command "destroy $w" -default active
2948 pack $w.ok -side bottom
2949 bind $w <Visibility> "focus $w.ok"
2950 bind $w <Key-Escape> "destroy $w"
2951 bind $w <Key-Return> "destroy $w"
2952 tk::PlaceWindow $w widget .
2953}
2954
2955proc keys {} {
2956 global NS
2957 set w .keys
2958 if {[winfo exists $w]} {
2959 raise $w
2960 return
2961 }
2962 if {[tk windowingsystem] eq {aqua}} {
2963 set M1T Cmd
2964 } else {
2965 set M1T Ctrl
2966 }
2967 ttk_toplevel $w
2968 wm title $w [mc "Gitk key bindings"]
2969 make_transient $w .
2970 message $w.m -text "
2971[mc "Gitk key bindings:"]
2972
2973[mc "<%s-Q> Quit" $M1T]
2974[mc "<%s-W> Close window" $M1T]
2975[mc "<Home> Move to first commit"]
2976[mc "<End> Move to last commit"]
2977[mc "<Up>, p, k Move up one commit"]
2978[mc "<Down>, n, j Move down one commit"]
2979[mc "<Left>, z, h Go back in history list"]
2980[mc "<Right>, x, l Go forward in history list"]
2981[mc "<PageUp> Move up one page in commit list"]
2982[mc "<PageDown> Move down one page in commit list"]
2983[mc "<%s-Home> Scroll to top of commit list" $M1T]
2984[mc "<%s-End> Scroll to bottom of commit list" $M1T]
2985[mc "<%s-Up> Scroll commit list up one line" $M1T]
2986[mc "<%s-Down> Scroll commit list down one line" $M1T]
2987[mc "<%s-PageUp> Scroll commit list up one page" $M1T]
2988[mc "<%s-PageDown> Scroll commit list down one page" $M1T]
2989[mc "<Shift-Up> Find backwards (upwards, later commits)"]
2990[mc "<Shift-Down> Find forwards (downwards, earlier commits)"]
2991[mc "<Delete>, b Scroll diff view up one page"]
2992[mc "<Backspace> Scroll diff view up one page"]
2993[mc "<Space> Scroll diff view down one page"]
2994[mc "u Scroll diff view up 18 lines"]
2995[mc "d Scroll diff view down 18 lines"]
2996[mc "<%s-F> Find" $M1T]
2997[mc "<%s-G> Move to next find hit" $M1T]
2998[mc "<Return> Move to next find hit"]
2999[mc "/ Focus the search box"]
3000[mc "? Move to previous find hit"]
3001[mc "f Scroll diff view to next file"]
3002[mc "<%s-S> Search for next hit in diff view" $M1T]
3003[mc "<%s-R> Search for previous hit in diff view" $M1T]
3004[mc "<%s-KP+> Increase font size" $M1T]
3005[mc "<%s-plus> Increase font size" $M1T]
3006[mc "<%s-KP-> Decrease font size" $M1T]
3007[mc "<%s-minus> Decrease font size" $M1T]
3008[mc "<F5> Update"]
3009" \
3010 -justify left -bg white -border 2 -relief groove
3011 pack $w.m -side top -fill both -padx 2 -pady 2
3012 ${NS}::button $w.ok -text [mc "Close"] -command "destroy $w" -default active
3013 bind $w <Key-Escape> [list destroy $w]
3014 pack $w.ok -side bottom
3015 bind $w <Visibility> "focus $w.ok"
3016 bind $w <Key-Escape> "destroy $w"
3017 bind $w <Key-Return> "destroy $w"
3018}
3019
3020# Procedures for manipulating the file list window at the
3021# bottom right of the overall window.
3022
3023proc treeview {w l openlevs} {
3024 global treecontents treediropen treeheight treeparent treeindex
3025
3026 set ix 0
3027 set treeindex() 0
3028 set lev 0
3029 set prefix {}
3030 set prefixend -1
3031 set prefendstack {}
3032 set htstack {}
3033 set ht 0
3034 set treecontents() {}
3035 $w conf -state normal
3036 foreach f $l {
3037 while {[string range $f 0 $prefixend] ne $prefix} {
3038 if {$lev <= $openlevs} {
3039 $w mark set e:$treeindex($prefix) "end -1c"
3040 $w mark gravity e:$treeindex($prefix) left
3041 }
3042 set treeheight($prefix) $ht
3043 incr ht [lindex $htstack end]
3044 set htstack [lreplace $htstack end end]
3045 set prefixend [lindex $prefendstack end]
3046 set prefendstack [lreplace $prefendstack end end]
3047 set prefix [string range $prefix 0 $prefixend]
3048 incr lev -1
3049 }
3050 set tail [string range $f [expr {$prefixend+1}] end]
3051 while {[set slash [string first "/" $tail]] >= 0} {
3052 lappend htstack $ht
3053 set ht 0
3054 lappend prefendstack $prefixend
3055 incr prefixend [expr {$slash + 1}]
3056 set d [string range $tail 0 $slash]
3057 lappend treecontents($prefix) $d
3058 set oldprefix $prefix
3059 append prefix $d
3060 set treecontents($prefix) {}
3061 set treeindex($prefix) [incr ix]
3062 set treeparent($prefix) $oldprefix
3063 set tail [string range $tail [expr {$slash+1}] end]
3064 if {$lev <= $openlevs} {
3065 set ht 1
3066 set treediropen($prefix) [expr {$lev < $openlevs}]
3067 set bm [expr {$lev == $openlevs? "tri-rt": "tri-dn"}]
3068 $w mark set d:$ix "end -1c"
3069 $w mark gravity d:$ix left
3070 set str "\n"
3071 for {set i 0} {$i < $lev} {incr i} {append str "\t"}
3072 $w insert end $str
3073 $w image create end -align center -image $bm -padx 1 \
3074 -name a:$ix
3075 $w insert end $d [highlight_tag $prefix]
3076 $w mark set s:$ix "end -1c"
3077 $w mark gravity s:$ix left
3078 }
3079 incr lev
3080 }
3081 if {$tail ne {}} {
3082 if {$lev <= $openlevs} {
3083 incr ht
3084 set str "\n"
3085 for {set i 0} {$i < $lev} {incr i} {append str "\t"}
3086 $w insert end $str
3087 $w insert end $tail [highlight_tag $f]
3088 }
3089 lappend treecontents($prefix) $tail
3090 }
3091 }
3092 while {$htstack ne {}} {
3093 set treeheight($prefix) $ht
3094 incr ht [lindex $htstack end]
3095 set htstack [lreplace $htstack end end]
3096 set prefixend [lindex $prefendstack end]
3097 set prefendstack [lreplace $prefendstack end end]
3098 set prefix [string range $prefix 0 $prefixend]
3099 }
3100 $w conf -state disabled
3101}
3102
3103proc linetoelt {l} {
3104 global treeheight treecontents
3105
3106 set y 2
3107 set prefix {}
3108 while {1} {
3109 foreach e $treecontents($prefix) {
3110 if {$y == $l} {
3111 return "$prefix$e"
3112 }
3113 set n 1
3114 if {[string index $e end] eq "/"} {
3115 set n $treeheight($prefix$e)
3116 if {$y + $n > $l} {
3117 append prefix $e
3118 incr y
3119 break
3120 }
3121 }
3122 incr y $n
3123 }
3124 }
3125}
3126
3127proc highlight_tree {y prefix} {
3128 global treeheight treecontents cflist
3129
3130 foreach e $treecontents($prefix) {
3131 set path $prefix$e
3132 if {[highlight_tag $path] ne {}} {
3133 $cflist tag add bold $y.0 "$y.0 lineend"
3134 }
3135 incr y
3136 if {[string index $e end] eq "/" && $treeheight($path) > 1} {
3137 set y [highlight_tree $y $path]
3138 }
3139 }
3140 return $y
3141}
3142
3143proc treeclosedir {w dir} {
3144 global treediropen treeheight treeparent treeindex
3145
3146 set ix $treeindex($dir)
3147 $w conf -state normal
3148 $w delete s:$ix e:$ix
3149 set treediropen($dir) 0
3150 $w image configure a:$ix -image tri-rt
3151 $w conf -state disabled
3152 set n [expr {1 - $treeheight($dir)}]
3153 while {$dir ne {}} {
3154 incr treeheight($dir) $n
3155 set dir $treeparent($dir)
3156 }
3157}
3158
3159proc treeopendir {w dir} {
3160 global treediropen treeheight treeparent treecontents treeindex
3161
3162 set ix $treeindex($dir)
3163 $w conf -state normal
3164 $w image configure a:$ix -image tri-dn
3165 $w mark set e:$ix s:$ix
3166 $w mark gravity e:$ix right
3167 set lev 0
3168 set str "\n"
3169 set n [llength $treecontents($dir)]
3170 for {set x $dir} {$x ne {}} {set x $treeparent($x)} {
3171 incr lev
3172 append str "\t"
3173 incr treeheight($x) $n
3174 }
3175 foreach e $treecontents($dir) {
3176 set de $dir$e
3177 if {[string index $e end] eq "/"} {
3178 set iy $treeindex($de)
3179 $w mark set d:$iy e:$ix
3180 $w mark gravity d:$iy left
3181 $w insert e:$ix $str
3182 set treediropen($de) 0
3183 $w image create e:$ix -align center -image tri-rt -padx 1 \
3184 -name a:$iy
3185 $w insert e:$ix $e [highlight_tag $de]
3186 $w mark set s:$iy e:$ix
3187 $w mark gravity s:$iy left
3188 set treeheight($de) 1
3189 } else {
3190 $w insert e:$ix $str
3191 $w insert e:$ix $e [highlight_tag $de]
3192 }
3193 }
3194 $w mark gravity e:$ix right
3195 $w conf -state disabled
3196 set treediropen($dir) 1
3197 set top [lindex [split [$w index @0,0] .] 0]
3198 set ht [$w cget -height]
3199 set l [lindex [split [$w index s:$ix] .] 0]
3200 if {$l < $top} {
3201 $w yview $l.0
3202 } elseif {$l + $n + 1 > $top + $ht} {
3203 set top [expr {$l + $n + 2 - $ht}]
3204 if {$l < $top} {
3205 set top $l
3206 }
3207 $w yview $top.0
3208 }
3209}
3210
3211proc treeclick {w x y} {
3212 global treediropen cmitmode ctext cflist cflist_top
3213
3214 if {$cmitmode ne "tree"} return
3215 if {![info exists cflist_top]} return
3216 set l [lindex [split [$w index "@$x,$y"] "."] 0]
3217 $cflist tag remove highlight $cflist_top.0 "$cflist_top.0 lineend"
3218 $cflist tag add highlight $l.0 "$l.0 lineend"
3219 set cflist_top $l
3220 if {$l == 1} {
3221 $ctext yview 1.0
3222 return
3223 }
3224 set e [linetoelt $l]
3225 if {[string index $e end] ne "/"} {
3226 showfile $e
3227 } elseif {$treediropen($e)} {
3228 treeclosedir $w $e
3229 } else {
3230 treeopendir $w $e
3231 }
3232}
3233
3234proc setfilelist {id} {
3235 global treefilelist cflist jump_to_here
3236
3237 treeview $cflist $treefilelist($id) 0
3238 if {$jump_to_here ne {}} {
3239 set f [lindex $jump_to_here 0]
3240 if {[lsearch -exact $treefilelist($id) $f] >= 0} {
3241 showfile $f
3242 }
3243 }
3244}
3245
3246image create bitmap tri-rt -background black -foreground blue -data {
3247 #define tri-rt_width 13
3248 #define tri-rt_height 13
3249 static unsigned char tri-rt_bits[] = {
3250 0x00, 0x00, 0x00, 0x00, 0x10, 0x00, 0x30, 0x00, 0x70, 0x00, 0xf0, 0x00,
3251 0xf0, 0x01, 0xf0, 0x00, 0x70, 0x00, 0x30, 0x00, 0x10, 0x00, 0x00, 0x00,
3252 0x00, 0x00};
3253} -maskdata {
3254 #define tri-rt-mask_width 13
3255 #define tri-rt-mask_height 13
3256 static unsigned char tri-rt-mask_bits[] = {
3257 0x08, 0x00, 0x18, 0x00, 0x38, 0x00, 0x78, 0x00, 0xf8, 0x00, 0xf8, 0x01,
3258 0xf8, 0x03, 0xf8, 0x01, 0xf8, 0x00, 0x78, 0x00, 0x38, 0x00, 0x18, 0x00,
3259 0x08, 0x00};
3260}
3261image create bitmap tri-dn -background black -foreground blue -data {
3262 #define tri-dn_width 13
3263 #define tri-dn_height 13
3264 static unsigned char tri-dn_bits[] = {
3265 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xfc, 0x07, 0xf8, 0x03,
3266 0xf0, 0x01, 0xe0, 0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
3267 0x00, 0x00};
3268} -maskdata {
3269 #define tri-dn-mask_width 13
3270 #define tri-dn-mask_height 13
3271 static unsigned char tri-dn-mask_bits[] = {
3272 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0x1f, 0xfe, 0x0f, 0xfc, 0x07,
3273 0xf8, 0x03, 0xf0, 0x01, 0xe0, 0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00,
3274 0x00, 0x00};
3275}
3276
3277image create bitmap reficon-T -background black -foreground yellow -data {
3278 #define tagicon_width 13
3279 #define tagicon_height 9
3280 static unsigned char tagicon_bits[] = {
3281 0x00, 0x00, 0x00, 0x00, 0xf0, 0x07, 0xf8, 0x07,
3282 0xfc, 0x07, 0xf8, 0x07, 0xf0, 0x07, 0x00, 0x00, 0x00, 0x00};
3283} -maskdata {
3284 #define tagicon-mask_width 13
3285 #define tagicon-mask_height 9
3286 static unsigned char tagicon-mask_bits[] = {
3287 0x00, 0x00, 0xf0, 0x0f, 0xf8, 0x0f, 0xfc, 0x0f,
3288 0xfe, 0x0f, 0xfc, 0x0f, 0xf8, 0x0f, 0xf0, 0x0f, 0x00, 0x00};
3289}
3290set rectdata {
3291 #define headicon_width 13
3292 #define headicon_height 9
3293 static unsigned char headicon_bits[] = {
3294 0x00, 0x00, 0x00, 0x00, 0xf8, 0x07, 0xf8, 0x07,
3295 0xf8, 0x07, 0xf8, 0x07, 0xf8, 0x07, 0x00, 0x00, 0x00, 0x00};
3296}
3297set rectmask {
3298 #define headicon-mask_width 13
3299 #define headicon-mask_height 9
3300 static unsigned char headicon-mask_bits[] = {
3301 0x00, 0x00, 0xfc, 0x0f, 0xfc, 0x0f, 0xfc, 0x0f,
3302 0xfc, 0x0f, 0xfc, 0x0f, 0xfc, 0x0f, 0xfc, 0x0f, 0x00, 0x00};
3303}
3304image create bitmap reficon-H -background black -foreground green \
3305 -data $rectdata -maskdata $rectmask
3306image create bitmap reficon-o -background black -foreground "#ddddff" \
3307 -data $rectdata -maskdata $rectmask
3308
3309proc init_flist {first} {
3310 global cflist cflist_top difffilestart
3311
3312 $cflist conf -state normal
3313 $cflist delete 0.0 end
3314 if {$first ne {}} {
3315 $cflist insert end $first
3316 set cflist_top 1
3317 $cflist tag add highlight 1.0 "1.0 lineend"
3318 } else {
3319 catch {unset cflist_top}
3320 }
3321 $cflist conf -state disabled
3322 set difffilestart {}
3323}
3324
3325proc highlight_tag {f} {
3326 global highlight_paths
3327
3328 foreach p $highlight_paths {
3329 if {[string match $p $f]} {
3330 return "bold"
3331 }
3332 }
3333 return {}
3334}
3335
3336proc highlight_filelist {} {
3337 global cmitmode cflist
3338
3339 $cflist conf -state normal
3340 if {$cmitmode ne "tree"} {
3341 set end [lindex [split [$cflist index end] .] 0]
3342 for {set l 2} {$l < $end} {incr l} {
3343 set line [$cflist get $l.0 "$l.0 lineend"]
3344 if {[highlight_tag $line] ne {}} {
3345 $cflist tag add bold $l.0 "$l.0 lineend"
3346 }
3347 }
3348 } else {
3349 highlight_tree 2 {}
3350 }
3351 $cflist conf -state disabled
3352}
3353
3354proc unhighlight_filelist {} {
3355 global cflist
3356
3357 $cflist conf -state normal
3358 $cflist tag remove bold 1.0 end
3359 $cflist conf -state disabled
3360}
3361
3362proc add_flist {fl} {
3363 global cflist
3364
3365 $cflist conf -state normal
3366 foreach f $fl {
3367 $cflist insert end "\n"
3368 $cflist insert end $f [highlight_tag $f]
3369 }
3370 $cflist conf -state disabled
3371}
3372
3373proc sel_flist {w x y} {
3374 global ctext difffilestart cflist cflist_top cmitmode
3375
3376 if {$cmitmode eq "tree"} return
3377 if {![info exists cflist_top]} return
3378 set l [lindex [split [$w index "@$x,$y"] "."] 0]
3379 $cflist tag remove highlight $cflist_top.0 "$cflist_top.0 lineend"
3380 $cflist tag add highlight $l.0 "$l.0 lineend"
3381 set cflist_top $l
3382 if {$l == 1} {
3383 $ctext yview 1.0
3384 } else {
3385 catch {$ctext yview [lindex $difffilestart [expr {$l - 2}]]}
3386 }
3387 suppress_highlighting_file_for_current_scrollpos
3388}
3389
3390proc pop_flist_menu {w X Y x y} {
3391 global ctext cflist cmitmode flist_menu flist_menu_file
3392 global treediffs diffids
3393
3394 stopfinding
3395 set l [lindex [split [$w index "@$x,$y"] "."] 0]
3396 if {$l <= 1} return
3397 if {$cmitmode eq "tree"} {
3398 set e [linetoelt $l]
3399 if {[string index $e end] eq "/"} return
3400 } else {
3401 set e [lindex $treediffs($diffids) [expr {$l-2}]]
3402 }
3403 set flist_menu_file $e
3404 set xdiffstate "normal"
3405 if {$cmitmode eq "tree"} {
3406 set xdiffstate "disabled"
3407 }
3408 # Disable "External diff" item in tree mode
3409 $flist_menu entryconf 2 -state $xdiffstate
3410 tk_popup $flist_menu $X $Y
3411}
3412
3413proc find_ctext_fileinfo {line} {
3414 global ctext_file_names ctext_file_lines
3415
3416 set ok [bsearch $ctext_file_lines $line]
3417 set tline [lindex $ctext_file_lines $ok]
3418
3419 if {$ok >= [llength $ctext_file_lines] || $line < $tline} {
3420 return {}
3421 } else {
3422 return [list [lindex $ctext_file_names $ok] $tline]
3423 }
3424}
3425
3426proc pop_diff_menu {w X Y x y} {
3427 global ctext diff_menu flist_menu_file
3428 global diff_menu_txtpos diff_menu_line
3429 global diff_menu_filebase
3430
3431 set diff_menu_txtpos [split [$w index "@$x,$y"] "."]
3432 set diff_menu_line [lindex $diff_menu_txtpos 0]
3433 # don't pop up the menu on hunk-separator or file-separator lines
3434 if {[lsearch -glob [$ctext tag names $diff_menu_line.0] "*sep"] >= 0} {
3435 return
3436 }
3437 stopfinding
3438 set f [find_ctext_fileinfo $diff_menu_line]
3439 if {$f eq {}} return
3440 set flist_menu_file [lindex $f 0]
3441 set diff_menu_filebase [lindex $f 1]
3442 tk_popup $diff_menu $X $Y
3443}
3444
3445proc flist_hl {only} {
3446 global flist_menu_file findstring gdttype
3447
3448 set x [shellquote $flist_menu_file]
3449 if {$only || $findstring eq {} || $gdttype ne [mc "touching paths:"]} {
3450 set findstring $x
3451 } else {
3452 append findstring " " $x
3453 }
3454 set gdttype [mc "touching paths:"]
3455}
3456
3457proc gitknewtmpdir {} {
3458 global diffnum gitktmpdir gitdir
3459
3460 if {![info exists gitktmpdir]} {
3461 set gitktmpdir [file join $gitdir [format ".gitk-tmp.%s" [pid]]]
3462 if {[catch {file mkdir $gitktmpdir} err]} {
3463 error_popup "[mc "Error creating temporary directory %s:" $gitktmpdir] $err"
3464 unset gitktmpdir
3465 return {}
3466 }
3467 set diffnum 0
3468 }
3469 incr diffnum
3470 set diffdir [file join $gitktmpdir $diffnum]
3471 if {[catch {file mkdir $diffdir} err]} {
3472 error_popup "[mc "Error creating temporary directory %s:" $diffdir] $err"
3473 return {}
3474 }
3475 return $diffdir
3476}
3477
3478proc save_file_from_commit {filename output what} {
3479 global nullfile
3480
3481 if {[catch {exec git show $filename -- > $output} err]} {
3482 if {[string match "fatal: bad revision *" $err]} {
3483 return $nullfile
3484 }
3485 error_popup "[mc "Error getting \"%s\" from %s:" $filename $what] $err"
3486 return {}
3487 }
3488 return $output
3489}
3490
3491proc external_diff_get_one_file {diffid filename diffdir} {
3492 global nullid nullid2 nullfile
3493 global worktree
3494
3495 if {$diffid == $nullid} {
3496 set difffile [file join $worktree $filename]
3497 if {[file exists $difffile]} {
3498 return $difffile
3499 }
3500 return $nullfile
3501 }
3502 if {$diffid == $nullid2} {
3503 set difffile [file join $diffdir "\[index\] [file tail $filename]"]
3504 return [save_file_from_commit :$filename $difffile index]
3505 }
3506 set difffile [file join $diffdir "\[$diffid\] [file tail $filename]"]
3507 return [save_file_from_commit $diffid:$filename $difffile \
3508 "revision $diffid"]
3509}
3510
3511proc external_diff {} {
3512 global nullid nullid2
3513 global flist_menu_file
3514 global diffids
3515 global extdifftool
3516
3517 if {[llength $diffids] == 1} {
3518 # no reference commit given
3519 set diffidto [lindex $diffids 0]
3520 if {$diffidto eq $nullid} {
3521 # diffing working copy with index
3522 set diffidfrom $nullid2
3523 } elseif {$diffidto eq $nullid2} {
3524 # diffing index with HEAD
3525 set diffidfrom "HEAD"
3526 } else {
3527 # use first parent commit
3528 global parentlist selectedline
3529 set diffidfrom [lindex $parentlist $selectedline 0]
3530 }
3531 } else {
3532 set diffidfrom [lindex $diffids 0]
3533 set diffidto [lindex $diffids 1]
3534 }
3535
3536 # make sure that several diffs wont collide
3537 set diffdir [gitknewtmpdir]
3538 if {$diffdir eq {}} return
3539
3540 # gather files to diff
3541 set difffromfile [external_diff_get_one_file $diffidfrom $flist_menu_file $diffdir]
3542 set difftofile [external_diff_get_one_file $diffidto $flist_menu_file $diffdir]
3543
3544 if {$difffromfile ne {} && $difftofile ne {}} {
3545 set cmd [list [shellsplit $extdifftool] $difffromfile $difftofile]
3546 if {[catch {set fl [open |$cmd r]} err]} {
3547 file delete -force $diffdir
3548 error_popup "$extdifftool: [mc "command failed:"] $err"
3549 } else {
3550 fconfigure $fl -blocking 0
3551 filerun $fl [list delete_at_eof $fl $diffdir]
3552 }
3553 }
3554}
3555
3556proc find_hunk_blamespec {base line} {
3557 global ctext
3558
3559 # Find and parse the hunk header
3560 set s_lix [$ctext search -backwards -regexp ^@@ "$line.0 lineend" $base.0]
3561 if {$s_lix eq {}} return
3562
3563 set s_line [$ctext get $s_lix "$s_lix + 1 lines"]
3564 if {![regexp {^@@@*(( -\d+(,\d+)?)+) \+(\d+)(,\d+)? @@} $s_line \
3565 s_line old_specs osz osz1 new_line nsz]} {
3566 return
3567 }
3568
3569 # base lines for the parents
3570 set base_lines [list $new_line]
3571 foreach old_spec [lrange [split $old_specs " "] 1 end] {
3572 if {![regexp -- {-(\d+)(,\d+)?} $old_spec \
3573 old_spec old_line osz]} {
3574 return
3575 }
3576 lappend base_lines $old_line
3577 }
3578
3579 # Now scan the lines to determine offset within the hunk
3580 set max_parent [expr {[llength $base_lines]-2}]
3581 set dline 0
3582 set s_lno [lindex [split $s_lix "."] 0]
3583
3584 # Determine if the line is removed
3585 set chunk [$ctext get $line.0 "$line.1 + $max_parent chars"]
3586 if {[string match {[-+ ]*} $chunk]} {
3587 set removed_idx [string first "-" $chunk]
3588 # Choose a parent index
3589 if {$removed_idx >= 0} {
3590 set parent $removed_idx
3591 } else {
3592 set unchanged_idx [string first " " $chunk]
3593 if {$unchanged_idx >= 0} {
3594 set parent $unchanged_idx
3595 } else {
3596 # blame the current commit
3597 set parent -1
3598 }
3599 }
3600 # then count other lines that belong to it
3601 for {set i $line} {[incr i -1] > $s_lno} {} {
3602 set chunk [$ctext get $i.0 "$i.1 + $max_parent chars"]
3603 # Determine if the line is removed
3604 set removed_idx [string first "-" $chunk]
3605 if {$parent >= 0} {
3606 set code [string index $chunk $parent]
3607 if {$code eq "-" || ($removed_idx < 0 && $code ne "+")} {
3608 incr dline
3609 }
3610 } else {
3611 if {$removed_idx < 0} {
3612 incr dline
3613 }
3614 }
3615 }
3616 incr parent
3617 } else {
3618 set parent 0
3619 }
3620
3621 incr dline [lindex $base_lines $parent]
3622 return [list $parent $dline]
3623}
3624
3625proc external_blame_diff {} {
3626 global currentid cmitmode
3627 global diff_menu_txtpos diff_menu_line
3628 global diff_menu_filebase flist_menu_file
3629
3630 if {$cmitmode eq "tree"} {
3631 set parent_idx 0
3632 set line [expr {$diff_menu_line - $diff_menu_filebase}]
3633 } else {
3634 set hinfo [find_hunk_blamespec $diff_menu_filebase $diff_menu_line]
3635 if {$hinfo ne {}} {
3636 set parent_idx [lindex $hinfo 0]
3637 set line [lindex $hinfo 1]
3638 } else {
3639 set parent_idx 0
3640 set line 0
3641 }
3642 }
3643
3644 external_blame $parent_idx $line
3645}
3646
3647# Find the SHA1 ID of the blob for file $fname in the index
3648# at stage 0 or 2
3649proc index_sha1 {fname} {
3650 set f [open [list | git ls-files -s $fname] r]
3651 while {[gets $f line] >= 0} {
3652 set info [lindex [split $line "\t"] 0]
3653 set stage [lindex $info 2]
3654 if {$stage eq "0" || $stage eq "2"} {
3655 close $f
3656 return [lindex $info 1]
3657 }
3658 }
3659 close $f
3660 return {}
3661}
3662
3663# Turn an absolute path into one relative to the current directory
3664proc make_relative {f} {
3665 if {[file pathtype $f] eq "relative"} {
3666 return $f
3667 }
3668 set elts [file split $f]
3669 set here [file split [pwd]]
3670 set ei 0
3671 set hi 0
3672 set res {}
3673 foreach d $here {
3674 if {$ei < $hi || $ei >= [llength $elts] || [lindex $elts $ei] ne $d} {
3675 lappend res ".."
3676 } else {
3677 incr ei
3678 }
3679 incr hi
3680 }
3681 set elts [concat $res [lrange $elts $ei end]]
3682 return [eval file join $elts]
3683}
3684
3685proc external_blame {parent_idx {line {}}} {
3686 global flist_menu_file cdup
3687 global nullid nullid2
3688 global parentlist selectedline currentid
3689
3690 if {$parent_idx > 0} {
3691 set base_commit [lindex $parentlist $selectedline [expr {$parent_idx-1}]]
3692 } else {
3693 set base_commit $currentid
3694 }
3695
3696 if {$base_commit eq {} || $base_commit eq $nullid || $base_commit eq $nullid2} {
3697 error_popup [mc "No such commit"]
3698 return
3699 }
3700
3701 set cmdline [list git gui blame]
3702 if {$line ne {} && $line > 1} {
3703 lappend cmdline "--line=$line"
3704 }
3705 set f [file join $cdup $flist_menu_file]
3706 # Unfortunately it seems git gui blame doesn't like
3707 # being given an absolute path...
3708 set f [make_relative $f]
3709 lappend cmdline $base_commit $f
3710 if {[catch {eval exec $cmdline &} err]} {
3711 error_popup "[mc "git gui blame: command failed:"] $err"
3712 }
3713}
3714
3715proc show_line_source {} {
3716 global cmitmode currentid parents curview blamestuff blameinst
3717 global diff_menu_line diff_menu_filebase flist_menu_file
3718 global nullid nullid2 gitdir cdup
3719
3720 set from_index {}
3721 if {$cmitmode eq "tree"} {
3722 set id $currentid
3723 set line [expr {$diff_menu_line - $diff_menu_filebase}]
3724 } else {
3725 set h [find_hunk_blamespec $diff_menu_filebase $diff_menu_line]
3726 if {$h eq {}} return
3727 set pi [lindex $h 0]
3728 if {$pi == 0} {
3729 mark_ctext_line $diff_menu_line
3730 return
3731 }
3732 incr pi -1
3733 if {$currentid eq $nullid} {
3734 if {$pi > 0} {
3735 # must be a merge in progress...
3736 if {[catch {
3737 # get the last line from .git/MERGE_HEAD
3738 set f [open [file join $gitdir MERGE_HEAD] r]
3739 set id [lindex [split [read $f] "\n"] end-1]
3740 close $f
3741 } err]} {
3742 error_popup [mc "Couldn't read merge head: %s" $err]
3743 return
3744 }
3745 } elseif {$parents($curview,$currentid) eq $nullid2} {
3746 # need to do the blame from the index
3747 if {[catch {
3748 set from_index [index_sha1 $flist_menu_file]
3749 } err]} {
3750 error_popup [mc "Error reading index: %s" $err]
3751 return
3752 }
3753 } else {
3754 set id $parents($curview,$currentid)
3755 }
3756 } else {
3757 set id [lindex $parents($curview,$currentid) $pi]
3758 }
3759 set line [lindex $h 1]
3760 }
3761 set blameargs {}
3762 if {$from_index ne {}} {
3763 lappend blameargs | git cat-file blob $from_index
3764 }
3765 lappend blameargs | git blame -p -L$line,+1
3766 if {$from_index ne {}} {
3767 lappend blameargs --contents -
3768 } else {
3769 lappend blameargs $id
3770 }
3771 lappend blameargs -- [file join $cdup $flist_menu_file]
3772 if {[catch {
3773 set f [open $blameargs r]
3774 } err]} {
3775 error_popup [mc "Couldn't start git blame: %s" $err]
3776 return
3777 }
3778 nowbusy blaming [mc "Searching"]
3779 fconfigure $f -blocking 0
3780 set i [reg_instance $f]
3781 set blamestuff($i) {}
3782 set blameinst $i
3783 filerun $f [list read_line_source $f $i]
3784}
3785
3786proc stopblaming {} {
3787 global blameinst
3788
3789 if {[info exists blameinst]} {
3790 stop_instance $blameinst
3791 unset blameinst
3792 notbusy blaming
3793 }
3794}
3795
3796proc read_line_source {fd inst} {
3797 global blamestuff curview commfd blameinst nullid nullid2
3798
3799 while {[gets $fd line] >= 0} {
3800 lappend blamestuff($inst) $line
3801 }
3802 if {![eof $fd]} {
3803 return 1
3804 }
3805 unset commfd($inst)
3806 unset blameinst
3807 notbusy blaming
3808 fconfigure $fd -blocking 1
3809 if {[catch {close $fd} err]} {
3810 error_popup [mc "Error running git blame: %s" $err]
3811 return 0
3812 }
3813
3814 set fname {}
3815 set line [split [lindex $blamestuff($inst) 0] " "]
3816 set id [lindex $line 0]
3817 set lnum [lindex $line 1]
3818 if {[string length $id] == 40 && [string is xdigit $id] &&
3819 [string is digit -strict $lnum]} {
3820 # look for "filename" line
3821 foreach l $blamestuff($inst) {
3822 if {[string match "filename *" $l]} {
3823 set fname [string range $l 9 end]
3824 break
3825 }
3826 }
3827 }
3828 if {$fname ne {}} {
3829 # all looks good, select it
3830 if {$id eq $nullid} {
3831 # blame uses all-zeroes to mean not committed,
3832 # which would mean a change in the index
3833 set id $nullid2
3834 }
3835 if {[commitinview $id $curview]} {
3836 selectline [rowofcommit $id] 1 [list $fname $lnum]
3837 } else {
3838 error_popup [mc "That line comes from commit %s, \
3839 which is not in this view" [shortids $id]]
3840 }
3841 } else {
3842 puts "oops couldn't parse git blame output"
3843 }
3844 return 0
3845}
3846
3847# delete $dir when we see eof on $f (presumably because the child has exited)
3848proc delete_at_eof {f dir} {
3849 while {[gets $f line] >= 0} {}
3850 if {[eof $f]} {
3851 if {[catch {close $f} err]} {
3852 error_popup "[mc "External diff viewer failed:"] $err"
3853 }
3854 file delete -force $dir
3855 return 0
3856 }
3857 return 1
3858}
3859
3860# Functions for adding and removing shell-type quoting
3861
3862proc shellquote {str} {
3863 if {![string match "*\['\"\\ \t]*" $str]} {
3864 return $str
3865 }
3866 if {![string match "*\['\"\\]*" $str]} {
3867 return "\"$str\""
3868 }
3869 if {![string match "*'*" $str]} {
3870 return "'$str'"
3871 }
3872 return "\"[string map {\" \\\" \\ \\\\} $str]\""
3873}
3874
3875proc shellarglist {l} {
3876 set str {}
3877 foreach a $l {
3878 if {$str ne {}} {
3879 append str " "
3880 }
3881 append str [shellquote $a]
3882 }
3883 return $str
3884}
3885
3886proc shelldequote {str} {
3887 set ret {}
3888 set used -1
3889 while {1} {
3890 incr used
3891 if {![regexp -start $used -indices "\['\"\\\\ \t]" $str first]} {
3892 append ret [string range $str $used end]
3893 set used [string length $str]
3894 break
3895 }
3896 set first [lindex $first 0]
3897 set ch [string index $str $first]
3898 if {$first > $used} {
3899 append ret [string range $str $used [expr {$first - 1}]]
3900 set used $first
3901 }
3902 if {$ch eq " " || $ch eq "\t"} break
3903 incr used
3904 if {$ch eq "'"} {
3905 set first [string first "'" $str $used]
3906 if {$first < 0} {
3907 error "unmatched single-quote"
3908 }
3909 append ret [string range $str $used [expr {$first - 1}]]
3910 set used $first
3911 continue
3912 }
3913 if {$ch eq "\\"} {
3914 if {$used >= [string length $str]} {
3915 error "trailing backslash"
3916 }
3917 append ret [string index $str $used]
3918 continue
3919 }
3920 # here ch == "\""
3921 while {1} {
3922 if {![regexp -start $used -indices "\[\"\\\\]" $str first]} {
3923 error "unmatched double-quote"
3924 }
3925 set first [lindex $first 0]
3926 set ch [string index $str $first]
3927 if {$first > $used} {
3928 append ret [string range $str $used [expr {$first - 1}]]
3929 set used $first
3930 }
3931 if {$ch eq "\""} break
3932 incr used
3933 append ret [string index $str $used]
3934 incr used
3935 }
3936 }
3937 return [list $used $ret]
3938}
3939
3940proc shellsplit {str} {
3941 set l {}
3942 while {1} {
3943 set str [string trimleft $str]
3944 if {$str eq {}} break
3945 set dq [shelldequote $str]
3946 set n [lindex $dq 0]
3947 set word [lindex $dq 1]
3948 set str [string range $str $n end]
3949 lappend l $word
3950 }
3951 return $l
3952}
3953
3954# Code to implement multiple views
3955
3956proc newview {ishighlight} {
3957 global nextviewnum newviewname newishighlight
3958 global revtreeargs viewargscmd newviewopts curview
3959
3960 set newishighlight $ishighlight
3961 set top .gitkview
3962 if {[winfo exists $top]} {
3963 raise $top
3964 return
3965 }
3966 decode_view_opts $nextviewnum $revtreeargs
3967 set newviewname($nextviewnum) "[mc "View"] $nextviewnum"
3968 set newviewopts($nextviewnum,perm) 0
3969 set newviewopts($nextviewnum,cmd) $viewargscmd($curview)
3970 vieweditor $top $nextviewnum [mc "Gitk view definition"]
3971}
3972
3973set known_view_options {
3974 {perm b . {} {mc "Remember this view"}}
3975 {reflabel l + {} {mc "References (space separated list):"}}
3976 {refs t15 .. {} {mc "Branches & tags:"}}
3977 {allrefs b *. "--all" {mc "All refs"}}
3978 {branches b . "--branches" {mc "All (local) branches"}}
3979 {tags b . "--tags" {mc "All tags"}}
3980 {remotes b . "--remotes" {mc "All remote-tracking branches"}}
3981 {commitlbl l + {} {mc "Commit Info (regular expressions):"}}
3982 {author t15 .. "--author=*" {mc "Author:"}}
3983 {committer t15 . "--committer=*" {mc "Committer:"}}
3984 {loginfo t15 .. "--grep=*" {mc "Commit Message:"}}
3985 {allmatch b .. "--all-match" {mc "Matches all Commit Info criteria"}}
3986 {changes_l l + {} {mc "Changes to Files:"}}
3987 {pickaxe_s r0 . {} {mc "Fixed String"}}
3988 {pickaxe_t r1 . "--pickaxe-regex" {mc "Regular Expression"}}
3989 {pickaxe t15 .. "-S*" {mc "Search string:"}}
3990 {datelabel l + {} {mc "Commit Dates (\"2 weeks ago\", \"2009-03-17 15:27:38\", \"March 17, 2009 15:27:38\"):"}}
3991 {since t15 .. {"--since=*" "--after=*"} {mc "Since:"}}
3992 {until t15 . {"--until=*" "--before=*"} {mc "Until:"}}
3993 {limit_lbl l + {} {mc "Limit and/or skip a number of revisions (positive integer):"}}
3994 {limit t10 *. "--max-count=*" {mc "Number to show:"}}
3995 {skip t10 . "--skip=*" {mc "Number to skip:"}}
3996 {misc_lbl l + {} {mc "Miscellaneous options:"}}
3997 {dorder b *. {"--date-order" "-d"} {mc "Strictly sort by date"}}
3998 {lright b . "--left-right" {mc "Mark branch sides"}}
3999 {first b . "--first-parent" {mc "Limit to first parent"}}
4000 {smplhst b . "--simplify-by-decoration" {mc "Simple history"}}
4001 {args t50 *. {} {mc "Additional arguments to git log:"}}
4002 {allpaths path + {} {mc "Enter files and directories to include, one per line:"}}
4003 {cmd t50= + {} {mc "Command to generate more commits to include:"}}
4004 }
4005
4006# Convert $newviewopts($n, ...) into args for git log.
4007proc encode_view_opts {n} {
4008 global known_view_options newviewopts
4009
4010 set rargs [list]
4011 foreach opt $known_view_options {
4012 set patterns [lindex $opt 3]
4013 if {$patterns eq {}} continue
4014 set pattern [lindex $patterns 0]
4015
4016 if {[lindex $opt 1] eq "b"} {
4017 set val $newviewopts($n,[lindex $opt 0])
4018 if {$val} {
4019 lappend rargs $pattern
4020 }
4021 } elseif {[regexp {^r(\d+)$} [lindex $opt 1] type value]} {
4022 regexp {^(.*_)} [lindex $opt 0] uselessvar button_id
4023 set val $newviewopts($n,$button_id)
4024 if {$val eq $value} {
4025 lappend rargs $pattern
4026 }
4027 } else {
4028 set val $newviewopts($n,[lindex $opt 0])
4029 set val [string trim $val]
4030 if {$val ne {}} {
4031 set pfix [string range $pattern 0 end-1]
4032 lappend rargs $pfix$val
4033 }
4034 }
4035 }
4036 set rargs [concat $rargs [shellsplit $newviewopts($n,refs)]]
4037 return [concat $rargs [shellsplit $newviewopts($n,args)]]
4038}
4039
4040# Fill $newviewopts($n, ...) based on args for git log.
4041proc decode_view_opts {n view_args} {
4042 global known_view_options newviewopts
4043
4044 foreach opt $known_view_options {
4045 set id [lindex $opt 0]
4046 if {[lindex $opt 1] eq "b"} {
4047 # Checkboxes
4048 set val 0
4049 } elseif {[regexp {^r(\d+)$} [lindex $opt 1]]} {
4050 # Radiobuttons
4051 regexp {^(.*_)} $id uselessvar id
4052 set val 0
4053 } else {
4054 # Text fields
4055 set val {}
4056 }
4057 set newviewopts($n,$id) $val
4058 }
4059 set oargs [list]
4060 set refargs [list]
4061 foreach arg $view_args {
4062 if {[regexp -- {^-([0-9]+)$} $arg arg cnt]
4063 && ![info exists found(limit)]} {
4064 set newviewopts($n,limit) $cnt
4065 set found(limit) 1
4066 continue
4067 }
4068 catch { unset val }
4069 foreach opt $known_view_options {
4070 set id [lindex $opt 0]
4071 if {[info exists found($id)]} continue
4072 foreach pattern [lindex $opt 3] {
4073 if {![string match $pattern $arg]} continue
4074 if {[lindex $opt 1] eq "b"} {
4075 # Check buttons
4076 set val 1
4077 } elseif {[regexp {^r(\d+)$} [lindex $opt 1] match num]} {
4078 # Radio buttons
4079 regexp {^(.*_)} $id uselessvar id
4080 set val $num
4081 } else {
4082 # Text input fields
4083 set size [string length $pattern]
4084 set val [string range $arg [expr {$size-1}] end]
4085 }
4086 set newviewopts($n,$id) $val
4087 set found($id) 1
4088 break
4089 }
4090 if {[info exists val]} break
4091 }
4092 if {[info exists val]} continue
4093 if {[regexp {^-} $arg]} {
4094 lappend oargs $arg
4095 } else {
4096 lappend refargs $arg
4097 }
4098 }
4099 set newviewopts($n,refs) [shellarglist $refargs]
4100 set newviewopts($n,args) [shellarglist $oargs]
4101}
4102
4103proc edit_or_newview {} {
4104 global curview
4105
4106 if {$curview > 0} {
4107 editview
4108 } else {
4109 newview 0
4110 }
4111}
4112
4113proc editview {} {
4114 global curview
4115 global viewname viewperm newviewname newviewopts
4116 global viewargs viewargscmd
4117
4118 set top .gitkvedit-$curview
4119 if {[winfo exists $top]} {
4120 raise $top
4121 return
4122 }
4123 decode_view_opts $curview $viewargs($curview)
4124 set newviewname($curview) $viewname($curview)
4125 set newviewopts($curview,perm) $viewperm($curview)
4126 set newviewopts($curview,cmd) $viewargscmd($curview)
4127 vieweditor $top $curview "[mc "Gitk: edit view"] $viewname($curview)"
4128}
4129
4130proc vieweditor {top n title} {
4131 global newviewname newviewopts viewfiles bgcolor
4132 global known_view_options NS
4133
4134 ttk_toplevel $top
4135 wm title $top [concat $title [mc "-- criteria for selecting revisions"]]
4136 make_transient $top .
4137
4138 # View name
4139 ${NS}::frame $top.nfr
4140 ${NS}::label $top.nl -text [mc "View Name"]
4141 ${NS}::entry $top.name -width 20 -textvariable newviewname($n)
4142 pack $top.nfr -in $top -fill x -pady 5 -padx 3
4143 pack $top.nl -in $top.nfr -side left -padx {0 5}
4144 pack $top.name -in $top.nfr -side left -padx {0 25}
4145
4146 # View options
4147 set cframe $top.nfr
4148 set cexpand 0
4149 set cnt 0
4150 foreach opt $known_view_options {
4151 set id [lindex $opt 0]
4152 set type [lindex $opt 1]
4153 set flags [lindex $opt 2]
4154 set title [eval [lindex $opt 4]]
4155 set lxpad 0
4156
4157 if {$flags eq "+" || $flags eq "*"} {
4158 set cframe $top.fr$cnt
4159 incr cnt
4160 ${NS}::frame $cframe
4161 pack $cframe -in $top -fill x -pady 3 -padx 3
4162 set cexpand [expr {$flags eq "*"}]
4163 } elseif {$flags eq ".." || $flags eq "*."} {
4164 set cframe $top.fr$cnt
4165 incr cnt
4166 ${NS}::frame $cframe
4167 pack $cframe -in $top -fill x -pady 3 -padx [list 15 3]
4168 set cexpand [expr {$flags eq "*."}]
4169 } else {
4170 set lxpad 5
4171 }
4172
4173 if {$type eq "l"} {
4174 ${NS}::label $cframe.l_$id -text $title
4175 pack $cframe.l_$id -in $cframe -side left -pady [list 3 0] -anchor w
4176 } elseif {$type eq "b"} {
4177 ${NS}::checkbutton $cframe.c_$id -text $title -variable newviewopts($n,$id)
4178 pack $cframe.c_$id -in $cframe -side left \
4179 -padx [list $lxpad 0] -expand $cexpand -anchor w
4180 } elseif {[regexp {^r(\d+)$} $type type sz]} {
4181 regexp {^(.*_)} $id uselessvar button_id
4182 ${NS}::radiobutton $cframe.c_$id -text $title -variable newviewopts($n,$button_id) -value $sz
4183 pack $cframe.c_$id -in $cframe -side left \
4184 -padx [list $lxpad 0] -expand $cexpand -anchor w
4185 } elseif {[regexp {^t(\d+)$} $type type sz]} {
4186 ${NS}::label $cframe.l_$id -text $title
4187 ${NS}::entry $cframe.e_$id -width $sz -background $bgcolor \
4188 -textvariable newviewopts($n,$id)
4189 pack $cframe.l_$id -in $cframe -side left -padx [list $lxpad 0]
4190 pack $cframe.e_$id -in $cframe -side left -expand 1 -fill x
4191 } elseif {[regexp {^t(\d+)=$} $type type sz]} {
4192 ${NS}::label $cframe.l_$id -text $title
4193 ${NS}::entry $cframe.e_$id -width $sz -background $bgcolor \
4194 -textvariable newviewopts($n,$id)
4195 pack $cframe.l_$id -in $cframe -side top -pady [list 3 0] -anchor w
4196 pack $cframe.e_$id -in $cframe -side top -fill x
4197 } elseif {$type eq "path"} {
4198 ${NS}::label $top.l -text $title
4199 pack $top.l -in $top -side top -pady [list 3 0] -anchor w -padx 3
4200 text $top.t -width 40 -height 5 -background $bgcolor
4201 if {[info exists viewfiles($n)]} {
4202 foreach f $viewfiles($n) {
4203 $top.t insert end $f
4204 $top.t insert end "\n"
4205 }
4206 $top.t delete {end - 1c} end
4207 $top.t mark set insert 0.0
4208 }
4209 pack $top.t -in $top -side top -pady [list 0 5] -fill both -expand 1 -padx 3
4210 }
4211 }
4212
4213 ${NS}::frame $top.buts
4214 ${NS}::button $top.buts.ok -text [mc "OK"] -command [list newviewok $top $n]
4215 ${NS}::button $top.buts.apply -text [mc "Apply (F5)"] -command [list newviewok $top $n 1]
4216 ${NS}::button $top.buts.can -text [mc "Cancel"] -command [list destroy $top]
4217 bind $top <Control-Return> [list newviewok $top $n]
4218 bind $top <F5> [list newviewok $top $n 1]
4219 bind $top <Escape> [list destroy $top]
4220 grid $top.buts.ok $top.buts.apply $top.buts.can
4221 grid columnconfigure $top.buts 0 -weight 1 -uniform a
4222 grid columnconfigure $top.buts 1 -weight 1 -uniform a
4223 grid columnconfigure $top.buts 2 -weight 1 -uniform a
4224 pack $top.buts -in $top -side top -fill x
4225 focus $top.t
4226}
4227
4228proc doviewmenu {m first cmd op argv} {
4229 set nmenu [$m index end]
4230 for {set i $first} {$i <= $nmenu} {incr i} {
4231 if {[$m entrycget $i -command] eq $cmd} {
4232 eval $m $op $i $argv
4233 break
4234 }
4235 }
4236}
4237
4238proc allviewmenus {n op args} {
4239 # global viewhlmenu
4240
4241 doviewmenu .bar.view 5 [list showview $n] $op $args
4242 # doviewmenu $viewhlmenu 1 [list addvhighlight $n] $op $args
4243}
4244
4245proc newviewok {top n {apply 0}} {
4246 global nextviewnum newviewperm newviewname newishighlight
4247 global viewname viewfiles viewperm selectedview curview
4248 global viewargs viewargscmd newviewopts viewhlmenu
4249
4250 if {[catch {
4251 set newargs [encode_view_opts $n]
4252 } err]} {
4253 error_popup "[mc "Error in commit selection arguments:"] $err" $top
4254 return
4255 }
4256 set files {}
4257 foreach f [split [$top.t get 0.0 end] "\n"] {
4258 set ft [string trim $f]
4259 if {$ft ne {}} {
4260 lappend files $ft
4261 }
4262 }
4263 if {![info exists viewfiles($n)]} {
4264 # creating a new view
4265 incr nextviewnum
4266 set viewname($n) $newviewname($n)
4267 set viewperm($n) $newviewopts($n,perm)
4268 set viewfiles($n) $files
4269 set viewargs($n) $newargs
4270 set viewargscmd($n) $newviewopts($n,cmd)
4271 addviewmenu $n
4272 if {!$newishighlight} {
4273 run showview $n
4274 } else {
4275 run addvhighlight $n
4276 }
4277 } else {
4278 # editing an existing view
4279 set viewperm($n) $newviewopts($n,perm)
4280 if {$newviewname($n) ne $viewname($n)} {
4281 set viewname($n) $newviewname($n)
4282 doviewmenu .bar.view 5 [list showview $n] \
4283 entryconf [list -label $viewname($n)]
4284 # doviewmenu $viewhlmenu 1 [list addvhighlight $n] \
4285 # entryconf [list -label $viewname($n) -value $viewname($n)]
4286 }
4287 if {$files ne $viewfiles($n) || $newargs ne $viewargs($n) || \
4288 $newviewopts($n,cmd) ne $viewargscmd($n)} {
4289 set viewfiles($n) $files
4290 set viewargs($n) $newargs
4291 set viewargscmd($n) $newviewopts($n,cmd)
4292 if {$curview == $n} {
4293 run reloadcommits
4294 }
4295 }
4296 }
4297 if {$apply} return
4298 catch {destroy $top}
4299}
4300
4301proc delview {} {
4302 global curview viewperm hlview selectedhlview
4303
4304 if {$curview == 0} return
4305 if {[info exists hlview] && $hlview == $curview} {
4306 set selectedhlview [mc "None"]
4307 unset hlview
4308 }
4309 allviewmenus $curview delete
4310 set viewperm($curview) 0
4311 showview 0
4312}
4313
4314proc addviewmenu {n} {
4315 global viewname viewhlmenu
4316
4317 .bar.view add radiobutton -label $viewname($n) \
4318 -command [list showview $n] -variable selectedview -value $n
4319 #$viewhlmenu add radiobutton -label $viewname($n) \
4320 # -command [list addvhighlight $n] -variable selectedhlview
4321}
4322
4323proc showview {n} {
4324 global curview cached_commitrow ordertok
4325 global displayorder parentlist rowidlist rowisopt rowfinal
4326 global colormap rowtextx nextcolor canvxmax
4327 global numcommits viewcomplete
4328 global selectedline currentid canv canvy0
4329 global treediffs
4330 global pending_select mainheadid
4331 global commitidx
4332 global selectedview
4333 global hlview selectedhlview commitinterest
4334
4335 if {$n == $curview} return
4336 set selid {}
4337 set ymax [lindex [$canv cget -scrollregion] 3]
4338 set span [$canv yview]
4339 set ytop [expr {[lindex $span 0] * $ymax}]
4340 set ybot [expr {[lindex $span 1] * $ymax}]
4341 set yscreen [expr {($ybot - $ytop) / 2}]
4342 if {$selectedline ne {}} {
4343 set selid $currentid
4344 set y [yc $selectedline]
4345 if {$ytop < $y && $y < $ybot} {
4346 set yscreen [expr {$y - $ytop}]
4347 }
4348 } elseif {[info exists pending_select]} {
4349 set selid $pending_select
4350 unset pending_select
4351 }
4352 unselectline
4353 normalline
4354 catch {unset treediffs}
4355 clear_display
4356 if {[info exists hlview] && $hlview == $n} {
4357 unset hlview
4358 set selectedhlview [mc "None"]
4359 }
4360 catch {unset commitinterest}
4361 catch {unset cached_commitrow}
4362 catch {unset ordertok}
4363
4364 set curview $n
4365 set selectedview $n
4366 .bar.view entryconf [mca "Edit view..."] -state [expr {$n == 0? "disabled": "normal"}]
4367 .bar.view entryconf [mca "Delete view"] -state [expr {$n == 0? "disabled": "normal"}]
4368
4369 run refill_reflist
4370 if {![info exists viewcomplete($n)]} {
4371 getcommits $selid
4372 return
4373 }
4374
4375 set displayorder {}
4376 set parentlist {}
4377 set rowidlist {}
4378 set rowisopt {}
4379 set rowfinal {}
4380 set numcommits $commitidx($n)
4381
4382 catch {unset colormap}
4383 catch {unset rowtextx}
4384 set nextcolor 0
4385 set canvxmax [$canv cget -width]
4386 set curview $n
4387 set row 0
4388 setcanvscroll
4389 set yf 0
4390 set row {}
4391 if {$selid ne {} && [commitinview $selid $n]} {
4392 set row [rowofcommit $selid]
4393 # try to get the selected row in the same position on the screen
4394 set ymax [lindex [$canv cget -scrollregion] 3]
4395 set ytop [expr {[yc $row] - $yscreen}]
4396 if {$ytop < 0} {
4397 set ytop 0
4398 }
4399 set yf [expr {$ytop * 1.0 / $ymax}]
4400 }
4401 allcanvs yview moveto $yf
4402 drawvisible
4403 if {$row ne {}} {
4404 selectline $row 0
4405 } elseif {!$viewcomplete($n)} {
4406 reset_pending_select $selid
4407 } else {
4408 reset_pending_select {}
4409
4410 if {[commitinview $pending_select $curview]} {
4411 selectline [rowofcommit $pending_select] 1
4412 } else {
4413 set row [first_real_row]
4414 if {$row < $numcommits} {
4415 selectline $row 0
4416 }
4417 }
4418 }
4419 if {!$viewcomplete($n)} {
4420 if {$numcommits == 0} {
4421 show_status [mc "Reading commits..."]
4422 }
4423 } elseif {$numcommits == 0} {
4424 show_status [mc "No commits selected"]
4425 }
4426}
4427
4428# Stuff relating to the highlighting facility
4429
4430proc ishighlighted {id} {
4431 global vhighlights fhighlights nhighlights rhighlights
4432
4433 if {[info exists nhighlights($id)] && $nhighlights($id) > 0} {
4434 return $nhighlights($id)
4435 }
4436 if {[info exists vhighlights($id)] && $vhighlights($id) > 0} {
4437 return $vhighlights($id)
4438 }
4439 if {[info exists fhighlights($id)] && $fhighlights($id) > 0} {
4440 return $fhighlights($id)
4441 }
4442 if {[info exists rhighlights($id)] && $rhighlights($id) > 0} {
4443 return $rhighlights($id)
4444 }
4445 return 0
4446}
4447
4448proc bolden {id font} {
4449 global canv linehtag currentid boldids need_redisplay markedid
4450
4451 # need_redisplay = 1 means the display is stale and about to be redrawn
4452 if {$need_redisplay} return
4453 lappend boldids $id
4454 $canv itemconf $linehtag($id) -font $font
4455 if {[info exists currentid] && $id eq $currentid} {
4456 $canv delete secsel
4457 set t [eval $canv create rect [$canv bbox $linehtag($id)] \
4458 -outline {{}} -tags secsel \
4459 -fill [$canv cget -selectbackground]]
4460 $canv lower $t
4461 }
4462 if {[info exists markedid] && $id eq $markedid} {
4463 make_idmark $id
4464 }
4465}
4466
4467proc bolden_name {id font} {
4468 global canv2 linentag currentid boldnameids need_redisplay
4469
4470 if {$need_redisplay} return
4471 lappend boldnameids $id
4472 $canv2 itemconf $linentag($id) -font $font
4473 if {[info exists currentid] && $id eq $currentid} {
4474 $canv2 delete secsel
4475 set t [eval $canv2 create rect [$canv2 bbox $linentag($id)] \
4476 -outline {{}} -tags secsel \
4477 -fill [$canv2 cget -selectbackground]]
4478 $canv2 lower $t
4479 }
4480}
4481
4482proc unbolden {} {
4483 global boldids
4484
4485 set stillbold {}
4486 foreach id $boldids {
4487 if {![ishighlighted $id]} {
4488 bolden $id mainfont
4489 } else {
4490 lappend stillbold $id
4491 }
4492 }
4493 set boldids $stillbold
4494}
4495
4496proc addvhighlight {n} {
4497 global hlview viewcomplete curview vhl_done commitidx
4498
4499 if {[info exists hlview]} {
4500 delvhighlight
4501 }
4502 set hlview $n
4503 if {$n != $curview && ![info exists viewcomplete($n)]} {
4504 start_rev_list $n
4505 }
4506 set vhl_done $commitidx($hlview)
4507 if {$vhl_done > 0} {
4508 drawvisible
4509 }
4510}
4511
4512proc delvhighlight {} {
4513 global hlview vhighlights
4514
4515 if {![info exists hlview]} return
4516 unset hlview
4517 catch {unset vhighlights}
4518 unbolden
4519}
4520
4521proc vhighlightmore {} {
4522 global hlview vhl_done commitidx vhighlights curview
4523
4524 set max $commitidx($hlview)
4525 set vr [visiblerows]
4526 set r0 [lindex $vr 0]
4527 set r1 [lindex $vr 1]
4528 for {set i $vhl_done} {$i < $max} {incr i} {
4529 set id [commitonrow $i $hlview]
4530 if {[commitinview $id $curview]} {
4531 set row [rowofcommit $id]
4532 if {$r0 <= $row && $row <= $r1} {
4533 if {![highlighted $row]} {
4534 bolden $id mainfontbold
4535 }
4536 set vhighlights($id) 1
4537 }
4538 }
4539 }
4540 set vhl_done $max
4541 return 0
4542}
4543
4544proc askvhighlight {row id} {
4545 global hlview vhighlights iddrawn
4546
4547 if {[commitinview $id $hlview]} {
4548 if {[info exists iddrawn($id)] && ![ishighlighted $id]} {
4549 bolden $id mainfontbold
4550 }
4551 set vhighlights($id) 1
4552 } else {
4553 set vhighlights($id) 0
4554 }
4555}
4556
4557proc hfiles_change {} {
4558 global highlight_files filehighlight fhighlights fh_serial
4559 global highlight_paths
4560
4561 if {[info exists filehighlight]} {
4562 # delete previous highlights
4563 catch {close $filehighlight}
4564 unset filehighlight
4565 catch {unset fhighlights}
4566 unbolden
4567 unhighlight_filelist
4568 }
4569 set highlight_paths {}
4570 after cancel do_file_hl $fh_serial
4571 incr fh_serial
4572 if {$highlight_files ne {}} {
4573 after 300 do_file_hl $fh_serial
4574 }
4575}
4576
4577proc gdttype_change {name ix op} {
4578 global gdttype highlight_files findstring findpattern
4579
4580 stopfinding
4581 if {$findstring ne {}} {
4582 if {$gdttype eq [mc "containing:"]} {
4583 if {$highlight_files ne {}} {
4584 set highlight_files {}
4585 hfiles_change
4586 }
4587 findcom_change
4588 } else {
4589 if {$findpattern ne {}} {
4590 set findpattern {}
4591 findcom_change
4592 }
4593 set highlight_files $findstring
4594 hfiles_change
4595 }
4596 drawvisible
4597 }
4598 # enable/disable findtype/findloc menus too
4599}
4600
4601proc find_change {name ix op} {
4602 global gdttype findstring highlight_files
4603
4604 stopfinding
4605 if {$gdttype eq [mc "containing:"]} {
4606 findcom_change
4607 } else {
4608 if {$highlight_files ne $findstring} {
4609 set highlight_files $findstring
4610 hfiles_change
4611 }
4612 }
4613 drawvisible
4614}
4615
4616proc findcom_change args {
4617 global nhighlights boldnameids
4618 global findpattern findtype findstring gdttype
4619
4620 stopfinding
4621 # delete previous highlights, if any
4622 foreach id $boldnameids {
4623 bolden_name $id mainfont
4624 }
4625 set boldnameids {}
4626 catch {unset nhighlights}
4627 unbolden
4628 unmarkmatches
4629 if {$gdttype ne [mc "containing:"] || $findstring eq {}} {
4630 set findpattern {}
4631 } elseif {$findtype eq [mc "Regexp"]} {
4632 set findpattern $findstring
4633 } else {
4634 set e [string map {"*" "\\*" "?" "\\?" "\[" "\\\[" "\\" "\\\\"} \
4635 $findstring]
4636 set findpattern "*$e*"
4637 }
4638}
4639
4640proc makepatterns {l} {
4641 set ret {}
4642 foreach e $l {
4643 set ee [string map {"*" "\\*" "?" "\\?" "\[" "\\\[" "\\" "\\\\"} $e]
4644 if {[string index $ee end] eq "/"} {
4645 lappend ret "$ee*"
4646 } else {
4647 lappend ret $ee
4648 lappend ret "$ee/*"
4649 }
4650 }
4651 return $ret
4652}
4653
4654proc do_file_hl {serial} {
4655 global highlight_files filehighlight highlight_paths gdttype fhl_list
4656 global cdup findtype
4657
4658 if {$gdttype eq [mc "touching paths:"]} {
4659 # If "exact" match then convert backslashes to forward slashes.
4660 # Most useful to support Windows-flavoured file paths.
4661 if {$findtype eq [mc "Exact"]} {
4662 set highlight_files [string map {"\\" "/"} $highlight_files]
4663 }
4664 if {[catch {set paths [shellsplit $highlight_files]}]} return
4665 set highlight_paths [makepatterns $paths]
4666 highlight_filelist
4667 set relative_paths {}
4668 foreach path $paths {
4669 lappend relative_paths [file join $cdup $path]
4670 }
4671 set gdtargs [concat -- $relative_paths]
4672 } elseif {$gdttype eq [mc "adding/removing string:"]} {
4673 set gdtargs [list "-S$highlight_files"]
4674 } elseif {$gdttype eq [mc "changing lines matching:"]} {
4675 set gdtargs [list "-G$highlight_files"]
4676 } else {
4677 # must be "containing:", i.e. we're searching commit info
4678 return
4679 }
4680 set cmd [concat | git diff-tree -r -s --stdin $gdtargs]
4681 set filehighlight [open $cmd r+]
4682 fconfigure $filehighlight -blocking 0
4683 filerun $filehighlight readfhighlight
4684 set fhl_list {}
4685 drawvisible
4686 flushhighlights
4687}
4688
4689proc flushhighlights {} {
4690 global filehighlight fhl_list
4691
4692 if {[info exists filehighlight]} {
4693 lappend fhl_list {}
4694 puts $filehighlight ""
4695 flush $filehighlight
4696 }
4697}
4698
4699proc askfilehighlight {row id} {
4700 global filehighlight fhighlights fhl_list
4701
4702 lappend fhl_list $id
4703 set fhighlights($id) -1
4704 puts $filehighlight $id
4705}
4706
4707proc readfhighlight {} {
4708 global filehighlight fhighlights curview iddrawn
4709 global fhl_list find_dirn
4710
4711 if {![info exists filehighlight]} {
4712 return 0
4713 }
4714 set nr 0
4715 while {[incr nr] <= 100 && [gets $filehighlight line] >= 0} {
4716 set line [string trim $line]
4717 set i [lsearch -exact $fhl_list $line]
4718 if {$i < 0} continue
4719 for {set j 0} {$j < $i} {incr j} {
4720 set id [lindex $fhl_list $j]
4721 set fhighlights($id) 0
4722 }
4723 set fhl_list [lrange $fhl_list [expr {$i+1}] end]
4724 if {$line eq {}} continue
4725 if {![commitinview $line $curview]} continue
4726 if {[info exists iddrawn($line)] && ![ishighlighted $line]} {
4727 bolden $line mainfontbold
4728 }
4729 set fhighlights($line) 1
4730 }
4731 if {[eof $filehighlight]} {
4732 # strange...
4733 puts "oops, git diff-tree died"
4734 catch {close $filehighlight}
4735 unset filehighlight
4736 return 0
4737 }
4738 if {[info exists find_dirn]} {
4739 run findmore
4740 }
4741 return 1
4742}
4743
4744proc doesmatch {f} {
4745 global findtype findpattern
4746
4747 if {$findtype eq [mc "Regexp"]} {
4748 return [regexp $findpattern $f]
4749 } elseif {$findtype eq [mc "IgnCase"]} {
4750 return [string match -nocase $findpattern $f]
4751 } else {
4752 return [string match $findpattern $f]
4753 }
4754}
4755
4756proc askfindhighlight {row id} {
4757 global nhighlights commitinfo iddrawn
4758 global findloc
4759 global markingmatches
4760
4761 if {![info exists commitinfo($id)]} {
4762 getcommit $id
4763 }
4764 set info $commitinfo($id)
4765 set isbold 0
4766 set fldtypes [list [mc Headline] [mc Author] "" [mc Committer] "" [mc Comments]]
4767 foreach f $info ty $fldtypes {
4768 if {$ty eq ""} continue
4769 if {($findloc eq [mc "All fields"] || $findloc eq $ty) &&
4770 [doesmatch $f]} {
4771 if {$ty eq [mc "Author"]} {
4772 set isbold 2
4773 break
4774 }
4775 set isbold 1
4776 }
4777 }
4778 if {$isbold && [info exists iddrawn($id)]} {
4779 if {![ishighlighted $id]} {
4780 bolden $id mainfontbold
4781 if {$isbold > 1} {
4782 bolden_name $id mainfontbold
4783 }
4784 }
4785 if {$markingmatches} {
4786 markrowmatches $row $id
4787 }
4788 }
4789 set nhighlights($id) $isbold
4790}
4791
4792proc markrowmatches {row id} {
4793 global canv canv2 linehtag linentag commitinfo findloc
4794
4795 set headline [lindex $commitinfo($id) 0]
4796 set author [lindex $commitinfo($id) 1]
4797 $canv delete match$row
4798 $canv2 delete match$row
4799 if {$findloc eq [mc "All fields"] || $findloc eq [mc "Headline"]} {
4800 set m [findmatches $headline]
4801 if {$m ne {}} {
4802 markmatches $canv $row $headline $linehtag($id) $m \
4803 [$canv itemcget $linehtag($id) -font] $row
4804 }
4805 }
4806 if {$findloc eq [mc "All fields"] || $findloc eq [mc "Author"]} {
4807 set m [findmatches $author]
4808 if {$m ne {}} {
4809 markmatches $canv2 $row $author $linentag($id) $m \
4810 [$canv2 itemcget $linentag($id) -font] $row
4811 }
4812 }
4813}
4814
4815proc vrel_change {name ix op} {
4816 global highlight_related
4817
4818 rhighlight_none
4819 if {$highlight_related ne [mc "None"]} {
4820 run drawvisible
4821 }
4822}
4823
4824# prepare for testing whether commits are descendents or ancestors of a
4825proc rhighlight_sel {a} {
4826 global descendent desc_todo ancestor anc_todo
4827 global highlight_related
4828
4829 catch {unset descendent}
4830 set desc_todo [list $a]
4831 catch {unset ancestor}
4832 set anc_todo [list $a]
4833 if {$highlight_related ne [mc "None"]} {
4834 rhighlight_none
4835 run drawvisible
4836 }
4837}
4838
4839proc rhighlight_none {} {
4840 global rhighlights
4841
4842 catch {unset rhighlights}
4843 unbolden
4844}
4845
4846proc is_descendent {a} {
4847 global curview children descendent desc_todo
4848
4849 set v $curview
4850 set la [rowofcommit $a]
4851 set todo $desc_todo
4852 set leftover {}
4853 set done 0
4854 for {set i 0} {$i < [llength $todo]} {incr i} {
4855 set do [lindex $todo $i]
4856 if {[rowofcommit $do] < $la} {
4857 lappend leftover $do
4858 continue
4859 }
4860 foreach nk $children($v,$do) {
4861 if {![info exists descendent($nk)]} {
4862 set descendent($nk) 1
4863 lappend todo $nk
4864 if {$nk eq $a} {
4865 set done 1
4866 }
4867 }
4868 }
4869 if {$done} {
4870 set desc_todo [concat $leftover [lrange $todo [expr {$i+1}] end]]
4871 return
4872 }
4873 }
4874 set descendent($a) 0
4875 set desc_todo $leftover
4876}
4877
4878proc is_ancestor {a} {
4879 global curview parents ancestor anc_todo
4880
4881 set v $curview
4882 set la [rowofcommit $a]
4883 set todo $anc_todo
4884 set leftover {}
4885 set done 0
4886 for {set i 0} {$i < [llength $todo]} {incr i} {
4887 set do [lindex $todo $i]
4888 if {![commitinview $do $v] || [rowofcommit $do] > $la} {
4889 lappend leftover $do
4890 continue
4891 }
4892 foreach np $parents($v,$do) {
4893 if {![info exists ancestor($np)]} {
4894 set ancestor($np) 1
4895 lappend todo $np
4896 if {$np eq $a} {
4897 set done 1
4898 }
4899 }
4900 }
4901 if {$done} {
4902 set anc_todo [concat $leftover [lrange $todo [expr {$i+1}] end]]
4903 return
4904 }
4905 }
4906 set ancestor($a) 0
4907 set anc_todo $leftover
4908}
4909
4910proc askrelhighlight {row id} {
4911 global descendent highlight_related iddrawn rhighlights
4912 global selectedline ancestor
4913
4914 if {$selectedline eq {}} return
4915 set isbold 0
4916 if {$highlight_related eq [mc "Descendant"] ||
4917 $highlight_related eq [mc "Not descendant"]} {
4918 if {![info exists descendent($id)]} {
4919 is_descendent $id
4920 }
4921 if {$descendent($id) == ($highlight_related eq [mc "Descendant"])} {
4922 set isbold 1
4923 }
4924 } elseif {$highlight_related eq [mc "Ancestor"] ||
4925 $highlight_related eq [mc "Not ancestor"]} {
4926 if {![info exists ancestor($id)]} {
4927 is_ancestor $id
4928 }
4929 if {$ancestor($id) == ($highlight_related eq [mc "Ancestor"])} {
4930 set isbold 1
4931 }
4932 }
4933 if {[info exists iddrawn($id)]} {
4934 if {$isbold && ![ishighlighted $id]} {
4935 bolden $id mainfontbold
4936 }
4937 }
4938 set rhighlights($id) $isbold
4939}
4940
4941# Graph layout functions
4942
4943proc shortids {ids} {
4944 set res {}
4945 foreach id $ids {
4946 if {[llength $id] > 1} {
4947 lappend res [shortids $id]
4948 } elseif {[regexp {^[0-9a-f]{40}$} $id]} {
4949 lappend res [string range $id 0 7]
4950 } else {
4951 lappend res $id
4952 }
4953 }
4954 return $res
4955}
4956
4957proc ntimes {n o} {
4958 set ret {}
4959 set o [list $o]
4960 for {set mask 1} {$mask <= $n} {incr mask $mask} {
4961 if {($n & $mask) != 0} {
4962 set ret [concat $ret $o]
4963 }
4964 set o [concat $o $o]
4965 }
4966 return $ret
4967}
4968
4969proc ordertoken {id} {
4970 global ordertok curview varcid varcstart varctok curview parents children
4971 global nullid nullid2
4972
4973 if {[info exists ordertok($id)]} {
4974 return $ordertok($id)
4975 }
4976 set origid $id
4977 set todo {}
4978 while {1} {
4979 if {[info exists varcid($curview,$id)]} {
4980 set a $varcid($curview,$id)
4981 set p [lindex $varcstart($curview) $a]
4982 } else {
4983 set p [lindex $children($curview,$id) 0]
4984 }
4985 if {[info exists ordertok($p)]} {
4986 set tok $ordertok($p)
4987 break
4988 }
4989 set id [first_real_child $curview,$p]
4990 if {$id eq {}} {
4991 # it's a root
4992 set tok [lindex $varctok($curview) $varcid($curview,$p)]
4993 break
4994 }
4995 if {[llength $parents($curview,$id)] == 1} {
4996 lappend todo [list $p {}]
4997 } else {
4998 set j [lsearch -exact $parents($curview,$id) $p]
4999 if {$j < 0} {
5000 puts "oops didn't find [shortids $p] in parents of [shortids $id]"
5001 }
5002 lappend todo [list $p [strrep $j]]
5003 }
5004 }
5005 for {set i [llength $todo]} {[incr i -1] >= 0} {} {
5006 set p [lindex $todo $i 0]
5007 append tok [lindex $todo $i 1]
5008 set ordertok($p) $tok
5009 }
5010 set ordertok($origid) $tok
5011 return $tok
5012}
5013
5014# Work out where id should go in idlist so that order-token
5015# values increase from left to right
5016proc idcol {idlist id {i 0}} {
5017 set t [ordertoken $id]
5018 if {$i < 0} {
5019 set i 0
5020 }
5021 if {$i >= [llength $idlist] || $t < [ordertoken [lindex $idlist $i]]} {
5022 if {$i > [llength $idlist]} {
5023 set i [llength $idlist]
5024 }
5025 while {[incr i -1] >= 0 && $t < [ordertoken [lindex $idlist $i]]} {}
5026 incr i
5027 } else {
5028 if {$t > [ordertoken [lindex $idlist $i]]} {
5029 while {[incr i] < [llength $idlist] &&
5030 $t >= [ordertoken [lindex $idlist $i]]} {}
5031 }
5032 }
5033 return $i
5034}
5035
5036proc initlayout {} {
5037 global rowidlist rowisopt rowfinal displayorder parentlist
5038 global numcommits canvxmax canv
5039 global nextcolor
5040 global colormap rowtextx
5041
5042 set numcommits 0
5043 set displayorder {}
5044 set parentlist {}
5045 set nextcolor 0
5046 set rowidlist {}
5047 set rowisopt {}
5048 set rowfinal {}
5049 set canvxmax [$canv cget -width]
5050 catch {unset colormap}
5051 catch {unset rowtextx}
5052 setcanvscroll
5053}
5054
5055proc setcanvscroll {} {
5056 global canv canv2 canv3 numcommits linespc canvxmax canvy0
5057 global lastscrollset lastscrollrows
5058
5059 set ymax [expr {$canvy0 + ($numcommits - 0.5) * $linespc + 2}]
5060 $canv conf -scrollregion [list 0 0 $canvxmax $ymax]
5061 $canv2 conf -scrollregion [list 0 0 0 $ymax]
5062 $canv3 conf -scrollregion [list 0 0 0 $ymax]
5063 set lastscrollset [clock clicks -milliseconds]
5064 set lastscrollrows $numcommits
5065}
5066
5067proc visiblerows {} {
5068 global canv numcommits linespc
5069
5070 set ymax [lindex [$canv cget -scrollregion] 3]
5071 if {$ymax eq {} || $ymax == 0} return
5072 set f [$canv yview]
5073 set y0 [expr {int([lindex $f 0] * $ymax)}]
5074 set r0 [expr {int(($y0 - 3) / $linespc) - 1}]
5075 if {$r0 < 0} {
5076 set r0 0
5077 }
5078 set y1 [expr {int([lindex $f 1] * $ymax)}]
5079 set r1 [expr {int(($y1 - 3) / $linespc) + 1}]
5080 if {$r1 >= $numcommits} {
5081 set r1 [expr {$numcommits - 1}]
5082 }
5083 return [list $r0 $r1]
5084}
5085
5086proc layoutmore {} {
5087 global commitidx viewcomplete curview
5088 global numcommits pending_select curview
5089 global lastscrollset lastscrollrows
5090
5091 if {$lastscrollrows < 100 || $viewcomplete($curview) ||
5092 [clock clicks -milliseconds] - $lastscrollset > 500} {
5093 setcanvscroll
5094 }
5095 if {[info exists pending_select] &&
5096 [commitinview $pending_select $curview]} {
5097 update
5098 selectline [rowofcommit $pending_select] 1
5099 }
5100 drawvisible
5101}
5102
5103# With path limiting, we mightn't get the actual HEAD commit,
5104# so ask git rev-list what is the first ancestor of HEAD that
5105# touches a file in the path limit.
5106proc get_viewmainhead {view} {
5107 global viewmainheadid vfilelimit viewinstances mainheadid
5108
5109 catch {
5110 set rfd [open [concat | git rev-list -1 $mainheadid \
5111 -- $vfilelimit($view)] r]
5112 set j [reg_instance $rfd]
5113 lappend viewinstances($view) $j
5114 fconfigure $rfd -blocking 0
5115 filerun $rfd [list getviewhead $rfd $j $view]
5116 set viewmainheadid($curview) {}
5117 }
5118}
5119
5120# git rev-list should give us just 1 line to use as viewmainheadid($view)
5121proc getviewhead {fd inst view} {
5122 global viewmainheadid commfd curview viewinstances showlocalchanges
5123
5124 set id {}
5125 if {[gets $fd line] < 0} {
5126 if {![eof $fd]} {
5127 return 1
5128 }
5129 } elseif {[string length $line] == 40 && [string is xdigit $line]} {
5130 set id $line
5131 }
5132 set viewmainheadid($view) $id
5133 close $fd
5134 unset commfd($inst)
5135 set i [lsearch -exact $viewinstances($view) $inst]
5136 if {$i >= 0} {
5137 set viewinstances($view) [lreplace $viewinstances($view) $i $i]
5138 }
5139 if {$showlocalchanges && $id ne {} && $view == $curview} {
5140 doshowlocalchanges
5141 }
5142 return 0
5143}
5144
5145proc doshowlocalchanges {} {
5146 global curview viewmainheadid
5147
5148 if {$viewmainheadid($curview) eq {}} return
5149 if {[commitinview $viewmainheadid($curview) $curview]} {
5150 dodiffindex
5151 } else {
5152 interestedin $viewmainheadid($curview) dodiffindex
5153 }
5154}
5155
5156proc dohidelocalchanges {} {
5157 global nullid nullid2 lserial curview
5158
5159 if {[commitinview $nullid $curview]} {
5160 removefakerow $nullid
5161 }
5162 if {[commitinview $nullid2 $curview]} {
5163 removefakerow $nullid2
5164 }
5165 incr lserial
5166}
5167
5168# spawn off a process to do git diff-index --cached HEAD
5169proc dodiffindex {} {
5170 global lserial showlocalchanges vfilelimit curview
5171 global hasworktree
5172
5173 if {!$showlocalchanges || !$hasworktree} return
5174 incr lserial
5175 set cmd "|git diff-index --cached HEAD"
5176 if {$vfilelimit($curview) ne {}} {
5177 set cmd [concat $cmd -- $vfilelimit($curview)]
5178 }
5179 set fd [open $cmd r]
5180 fconfigure $fd -blocking 0
5181 set i [reg_instance $fd]
5182 filerun $fd [list readdiffindex $fd $lserial $i]
5183}
5184
5185proc readdiffindex {fd serial inst} {
5186 global viewmainheadid nullid nullid2 curview commitinfo commitdata lserial
5187 global vfilelimit
5188
5189 set isdiff 1
5190 if {[gets $fd line] < 0} {
5191 if {![eof $fd]} {
5192 return 1
5193 }
5194 set isdiff 0
5195 }
5196 # we only need to see one line and we don't really care what it says...
5197 stop_instance $inst
5198
5199 if {$serial != $lserial} {
5200 return 0
5201 }
5202
5203 # now see if there are any local changes not checked in to the index
5204 set cmd "|git diff-files"
5205 if {$vfilelimit($curview) ne {}} {
5206 set cmd [concat $cmd -- $vfilelimit($curview)]
5207 }
5208 set fd [open $cmd r]
5209 fconfigure $fd -blocking 0
5210 set i [reg_instance $fd]
5211 filerun $fd [list readdifffiles $fd $serial $i]
5212
5213 if {$isdiff && ![commitinview $nullid2 $curview]} {
5214 # add the line for the changes in the index to the graph
5215 set hl [mc "Local changes checked in to index but not committed"]
5216 set commitinfo($nullid2) [list $hl {} {} {} {} " $hl\n"]
5217 set commitdata($nullid2) "\n $hl\n"
5218 if {[commitinview $nullid $curview]} {
5219 removefakerow $nullid
5220 }
5221 insertfakerow $nullid2 $viewmainheadid($curview)
5222 } elseif {!$isdiff && [commitinview $nullid2 $curview]} {
5223 if {[commitinview $nullid $curview]} {
5224 removefakerow $nullid
5225 }
5226 removefakerow $nullid2
5227 }
5228 return 0
5229}
5230
5231proc readdifffiles {fd serial inst} {
5232 global viewmainheadid nullid nullid2 curview
5233 global commitinfo commitdata lserial
5234
5235 set isdiff 1
5236 if {[gets $fd line] < 0} {
5237 if {![eof $fd]} {
5238 return 1
5239 }
5240 set isdiff 0
5241 }
5242 # we only need to see one line and we don't really care what it says...
5243 stop_instance $inst
5244
5245 if {$serial != $lserial} {
5246 return 0
5247 }
5248
5249 if {$isdiff && ![commitinview $nullid $curview]} {
5250 # add the line for the local diff to the graph
5251 set hl [mc "Local uncommitted changes, not checked in to index"]
5252 set commitinfo($nullid) [list $hl {} {} {} {} " $hl\n"]
5253 set commitdata($nullid) "\n $hl\n"
5254 if {[commitinview $nullid2 $curview]} {
5255 set p $nullid2
5256 } else {
5257 set p $viewmainheadid($curview)
5258 }
5259 insertfakerow $nullid $p
5260 } elseif {!$isdiff && [commitinview $nullid $curview]} {
5261 removefakerow $nullid
5262 }
5263 return 0
5264}
5265
5266proc nextuse {id row} {
5267 global curview children
5268
5269 if {[info exists children($curview,$id)]} {
5270 foreach kid $children($curview,$id) {
5271 if {![commitinview $kid $curview]} {
5272 return -1
5273 }
5274 if {[rowofcommit $kid] > $row} {
5275 return [rowofcommit $kid]
5276 }
5277 }
5278 }
5279 if {[commitinview $id $curview]} {
5280 return [rowofcommit $id]
5281 }
5282 return -1
5283}
5284
5285proc prevuse {id row} {
5286 global curview children
5287
5288 set ret -1
5289 if {[info exists children($curview,$id)]} {
5290 foreach kid $children($curview,$id) {
5291 if {![commitinview $kid $curview]} break
5292 if {[rowofcommit $kid] < $row} {
5293 set ret [rowofcommit $kid]
5294 }
5295 }
5296 }
5297 return $ret
5298}
5299
5300proc make_idlist {row} {
5301 global displayorder parentlist uparrowlen downarrowlen mingaplen
5302 global commitidx curview children
5303
5304 set r [expr {$row - $mingaplen - $downarrowlen - 1}]
5305 if {$r < 0} {
5306 set r 0
5307 }
5308 set ra [expr {$row - $downarrowlen}]
5309 if {$ra < 0} {
5310 set ra 0
5311 }
5312 set rb [expr {$row + $uparrowlen}]
5313 if {$rb > $commitidx($curview)} {
5314 set rb $commitidx($curview)
5315 }
5316 make_disporder $r [expr {$rb + 1}]
5317 set ids {}
5318 for {} {$r < $ra} {incr r} {
5319 set nextid [lindex $displayorder [expr {$r + 1}]]
5320 foreach p [lindex $parentlist $r] {
5321 if {$p eq $nextid} continue
5322 set rn [nextuse $p $r]
5323 if {$rn >= $row &&
5324 $rn <= $r + $downarrowlen + $mingaplen + $uparrowlen} {
5325 lappend ids [list [ordertoken $p] $p]
5326 }
5327 }
5328 }
5329 for {} {$r < $row} {incr r} {
5330 set nextid [lindex $displayorder [expr {$r + 1}]]
5331 foreach p [lindex $parentlist $r] {
5332 if {$p eq $nextid} continue
5333 set rn [nextuse $p $r]
5334 if {$rn < 0 || $rn >= $row} {
5335 lappend ids [list [ordertoken $p] $p]
5336 }
5337 }
5338 }
5339 set id [lindex $displayorder $row]
5340 lappend ids [list [ordertoken $id] $id]
5341 while {$r < $rb} {
5342 foreach p [lindex $parentlist $r] {
5343 set firstkid [lindex $children($curview,$p) 0]
5344 if {[rowofcommit $firstkid] < $row} {
5345 lappend ids [list [ordertoken $p] $p]
5346 }
5347 }
5348 incr r
5349 set id [lindex $displayorder $r]
5350 if {$id ne {}} {
5351 set firstkid [lindex $children($curview,$id) 0]
5352 if {$firstkid ne {} && [rowofcommit $firstkid] < $row} {
5353 lappend ids [list [ordertoken $id] $id]
5354 }
5355 }
5356 }
5357 set idlist {}
5358 foreach idx [lsort -unique $ids] {
5359 lappend idlist [lindex $idx 1]
5360 }
5361 return $idlist
5362}
5363
5364proc rowsequal {a b} {
5365 while {[set i [lsearch -exact $a {}]] >= 0} {
5366 set a [lreplace $a $i $i]
5367 }
5368 while {[set i [lsearch -exact $b {}]] >= 0} {
5369 set b [lreplace $b $i $i]
5370 }
5371 return [expr {$a eq $b}]
5372}
5373
5374proc makeupline {id row rend col} {
5375 global rowidlist uparrowlen downarrowlen mingaplen
5376
5377 for {set r $rend} {1} {set r $rstart} {
5378 set rstart [prevuse $id $r]
5379 if {$rstart < 0} return
5380 if {$rstart < $row} break
5381 }
5382 if {$rstart + $uparrowlen + $mingaplen + $downarrowlen < $rend} {
5383 set rstart [expr {$rend - $uparrowlen - 1}]
5384 }
5385 for {set r $rstart} {[incr r] <= $row} {} {
5386 set idlist [lindex $rowidlist $r]
5387 if {$idlist ne {} && [lsearch -exact $idlist $id] < 0} {
5388 set col [idcol $idlist $id $col]
5389 lset rowidlist $r [linsert $idlist $col $id]
5390 changedrow $r
5391 }
5392 }
5393}
5394
5395proc layoutrows {row endrow} {
5396 global rowidlist rowisopt rowfinal displayorder
5397 global uparrowlen downarrowlen maxwidth mingaplen
5398 global children parentlist
5399 global commitidx viewcomplete curview
5400
5401 make_disporder [expr {$row - 1}] [expr {$endrow + $uparrowlen}]
5402 set idlist {}
5403 if {$row > 0} {
5404 set rm1 [expr {$row - 1}]
5405 foreach id [lindex $rowidlist $rm1] {
5406 if {$id ne {}} {
5407 lappend idlist $id
5408 }
5409 }
5410 set final [lindex $rowfinal $rm1]
5411 }
5412 for {} {$row < $endrow} {incr row} {
5413 set rm1 [expr {$row - 1}]
5414 if {$rm1 < 0 || $idlist eq {}} {
5415 set idlist [make_idlist $row]
5416 set final 1
5417 } else {
5418 set id [lindex $displayorder $rm1]
5419 set col [lsearch -exact $idlist $id]
5420 set idlist [lreplace $idlist $col $col]
5421 foreach p [lindex $parentlist $rm1] {
5422 if {[lsearch -exact $idlist $p] < 0} {
5423 set col [idcol $idlist $p $col]
5424 set idlist [linsert $idlist $col $p]
5425 # if not the first child, we have to insert a line going up
5426 if {$id ne [lindex $children($curview,$p) 0]} {
5427 makeupline $p $rm1 $row $col
5428 }
5429 }
5430 }
5431 set id [lindex $displayorder $row]
5432 if {$row > $downarrowlen} {
5433 set termrow [expr {$row - $downarrowlen - 1}]
5434 foreach p [lindex $parentlist $termrow] {
5435 set i [lsearch -exact $idlist $p]
5436 if {$i < 0} continue
5437 set nr [nextuse $p $termrow]
5438 if {$nr < 0 || $nr >= $row + $mingaplen + $uparrowlen} {
5439 set idlist [lreplace $idlist $i $i]
5440 }
5441 }
5442 }
5443 set col [lsearch -exact $idlist $id]
5444 if {$col < 0} {
5445 set col [idcol $idlist $id]
5446 set idlist [linsert $idlist $col $id]
5447 if {$children($curview,$id) ne {}} {
5448 makeupline $id $rm1 $row $col
5449 }
5450 }
5451 set r [expr {$row + $uparrowlen - 1}]
5452 if {$r < $commitidx($curview)} {
5453 set x $col
5454 foreach p [lindex $parentlist $r] {
5455 if {[lsearch -exact $idlist $p] >= 0} continue
5456 set fk [lindex $children($curview,$p) 0]
5457 if {[rowofcommit $fk] < $row} {
5458 set x [idcol $idlist $p $x]
5459 set idlist [linsert $idlist $x $p]
5460 }
5461 }
5462 if {[incr r] < $commitidx($curview)} {
5463 set p [lindex $displayorder $r]
5464 if {[lsearch -exact $idlist $p] < 0} {
5465 set fk [lindex $children($curview,$p) 0]
5466 if {$fk ne {} && [rowofcommit $fk] < $row} {
5467 set x [idcol $idlist $p $x]
5468 set idlist [linsert $idlist $x $p]
5469 }
5470 }
5471 }
5472 }
5473 }
5474 if {$final && !$viewcomplete($curview) &&
5475 $row + $uparrowlen + $mingaplen + $downarrowlen
5476 >= $commitidx($curview)} {
5477 set final 0
5478 }
5479 set l [llength $rowidlist]
5480 if {$row == $l} {
5481 lappend rowidlist $idlist
5482 lappend rowisopt 0
5483 lappend rowfinal $final
5484 } elseif {$row < $l} {
5485 if {![rowsequal $idlist [lindex $rowidlist $row]]} {
5486 lset rowidlist $row $idlist
5487 changedrow $row
5488 }
5489 lset rowfinal $row $final
5490 } else {
5491 set pad [ntimes [expr {$row - $l}] {}]
5492 set rowidlist [concat $rowidlist $pad]
5493 lappend rowidlist $idlist
5494 set rowfinal [concat $rowfinal $pad]
5495 lappend rowfinal $final
5496 set rowisopt [concat $rowisopt [ntimes [expr {$row - $l + 1}] 0]]
5497 }
5498 }
5499 return $row
5500}
5501
5502proc changedrow {row} {
5503 global displayorder iddrawn rowisopt need_redisplay
5504
5505 set l [llength $rowisopt]
5506 if {$row < $l} {
5507 lset rowisopt $row 0
5508 if {$row + 1 < $l} {
5509 lset rowisopt [expr {$row + 1}] 0
5510 if {$row + 2 < $l} {
5511 lset rowisopt [expr {$row + 2}] 0
5512 }
5513 }
5514 }
5515 set id [lindex $displayorder $row]
5516 if {[info exists iddrawn($id)]} {
5517 set need_redisplay 1
5518 }
5519}
5520
5521proc insert_pad {row col npad} {
5522 global rowidlist
5523
5524 set pad [ntimes $npad {}]
5525 set idlist [lindex $rowidlist $row]
5526 set bef [lrange $idlist 0 [expr {$col - 1}]]
5527 set aft [lrange $idlist $col end]
5528 set i [lsearch -exact $aft {}]
5529 if {$i > 0} {
5530 set aft [lreplace $aft $i $i]
5531 }
5532 lset rowidlist $row [concat $bef $pad $aft]
5533 changedrow $row
5534}
5535
5536proc optimize_rows {row col endrow} {
5537 global rowidlist rowisopt displayorder curview children
5538
5539 if {$row < 1} {
5540 set row 1
5541 }
5542 for {} {$row < $endrow} {incr row; set col 0} {
5543 if {[lindex $rowisopt $row]} continue
5544 set haspad 0
5545 set y0 [expr {$row - 1}]
5546 set ym [expr {$row - 2}]
5547 set idlist [lindex $rowidlist $row]
5548 set previdlist [lindex $rowidlist $y0]
5549 if {$idlist eq {} || $previdlist eq {}} continue
5550 if {$ym >= 0} {
5551 set pprevidlist [lindex $rowidlist $ym]
5552 if {$pprevidlist eq {}} continue
5553 } else {
5554 set pprevidlist {}
5555 }
5556 set x0 -1
5557 set xm -1
5558 for {} {$col < [llength $idlist]} {incr col} {
5559 set id [lindex $idlist $col]
5560 if {[lindex $previdlist $col] eq $id} continue
5561 if {$id eq {}} {
5562 set haspad 1
5563 continue
5564 }
5565 set x0 [lsearch -exact $previdlist $id]
5566 if {$x0 < 0} continue
5567 set z [expr {$x0 - $col}]
5568 set isarrow 0
5569 set z0 {}
5570 if {$ym >= 0} {
5571 set xm [lsearch -exact $pprevidlist $id]
5572 if {$xm >= 0} {
5573 set z0 [expr {$xm - $x0}]
5574 }
5575 }
5576 if {$z0 eq {}} {
5577 # if row y0 is the first child of $id then it's not an arrow
5578 if {[lindex $children($curview,$id) 0] ne
5579 [lindex $displayorder $y0]} {
5580 set isarrow 1
5581 }
5582 }
5583 if {!$isarrow && $id ne [lindex $displayorder $row] &&
5584 [lsearch -exact [lindex $rowidlist [expr {$row+1}]] $id] < 0} {
5585 set isarrow 1
5586 }
5587 # Looking at lines from this row to the previous row,
5588 # make them go straight up if they end in an arrow on
5589 # the previous row; otherwise make them go straight up
5590 # or at 45 degrees.
5591 if {$z < -1 || ($z < 0 && $isarrow)} {
5592 # Line currently goes left too much;
5593 # insert pads in the previous row, then optimize it
5594 set npad [expr {-1 - $z + $isarrow}]
5595 insert_pad $y0 $x0 $npad
5596 if {$y0 > 0} {
5597 optimize_rows $y0 $x0 $row
5598 }
5599 set previdlist [lindex $rowidlist $y0]
5600 set x0 [lsearch -exact $previdlist $id]
5601 set z [expr {$x0 - $col}]
5602 if {$z0 ne {}} {
5603 set pprevidlist [lindex $rowidlist $ym]
5604 set xm [lsearch -exact $pprevidlist $id]
5605 set z0 [expr {$xm - $x0}]
5606 }
5607 } elseif {$z > 1 || ($z > 0 && $isarrow)} {
5608 # Line currently goes right too much;
5609 # insert pads in this line
5610 set npad [expr {$z - 1 + $isarrow}]
5611 insert_pad $row $col $npad
5612 set idlist [lindex $rowidlist $row]
5613 incr col $npad
5614 set z [expr {$x0 - $col}]
5615 set haspad 1
5616 }
5617 if {$z0 eq {} && !$isarrow && $ym >= 0} {
5618 # this line links to its first child on row $row-2
5619 set id [lindex $displayorder $ym]
5620 set xc [lsearch -exact $pprevidlist $id]
5621 if {$xc >= 0} {
5622 set z0 [expr {$xc - $x0}]
5623 }
5624 }
5625 # avoid lines jigging left then immediately right
5626 if {$z0 ne {} && $z < 0 && $z0 > 0} {
5627 insert_pad $y0 $x0 1
5628 incr x0
5629 optimize_rows $y0 $x0 $row
5630 set previdlist [lindex $rowidlist $y0]
5631 }
5632 }
5633 if {!$haspad} {
5634 # Find the first column that doesn't have a line going right
5635 for {set col [llength $idlist]} {[incr col -1] >= 0} {} {
5636 set id [lindex $idlist $col]
5637 if {$id eq {}} break
5638 set x0 [lsearch -exact $previdlist $id]
5639 if {$x0 < 0} {
5640 # check if this is the link to the first child
5641 set kid [lindex $displayorder $y0]
5642 if {[lindex $children($curview,$id) 0] eq $kid} {
5643 # it is, work out offset to child
5644 set x0 [lsearch -exact $previdlist $kid]
5645 }
5646 }
5647 if {$x0 <= $col} break
5648 }
5649 # Insert a pad at that column as long as it has a line and
5650 # isn't the last column
5651 if {$x0 >= 0 && [incr col] < [llength $idlist]} {
5652 set idlist [linsert $idlist $col {}]
5653 lset rowidlist $row $idlist
5654 changedrow $row
5655 }
5656 }
5657 }
5658}
5659
5660proc xc {row col} {
5661 global canvx0 linespc
5662 return [expr {$canvx0 + $col * $linespc}]
5663}
5664
5665proc yc {row} {
5666 global canvy0 linespc
5667 return [expr {$canvy0 + $row * $linespc}]
5668}
5669
5670proc linewidth {id} {
5671 global thickerline lthickness
5672
5673 set wid $lthickness
5674 if {[info exists thickerline] && $id eq $thickerline} {
5675 set wid [expr {2 * $lthickness}]
5676 }
5677 return $wid
5678}
5679
5680proc rowranges {id} {
5681 global curview children uparrowlen downarrowlen
5682 global rowidlist
5683
5684 set kids $children($curview,$id)
5685 if {$kids eq {}} {
5686 return {}
5687 }
5688 set ret {}
5689 lappend kids $id
5690 foreach child $kids {
5691 if {![commitinview $child $curview]} break
5692 set row [rowofcommit $child]
5693 if {![info exists prev]} {
5694 lappend ret [expr {$row + 1}]
5695 } else {
5696 if {$row <= $prevrow} {
5697 puts "oops children of [shortids $id] out of order [shortids $child] $row <= [shortids $prev] $prevrow"
5698 }
5699 # see if the line extends the whole way from prevrow to row
5700 if {$row > $prevrow + $uparrowlen + $downarrowlen &&
5701 [lsearch -exact [lindex $rowidlist \
5702 [expr {int(($row + $prevrow) / 2)}]] $id] < 0} {
5703 # it doesn't, see where it ends
5704 set r [expr {$prevrow + $downarrowlen}]
5705 if {[lsearch -exact [lindex $rowidlist $r] $id] < 0} {
5706 while {[incr r -1] > $prevrow &&
5707 [lsearch -exact [lindex $rowidlist $r] $id] < 0} {}
5708 } else {
5709 while {[incr r] <= $row &&
5710 [lsearch -exact [lindex $rowidlist $r] $id] >= 0} {}
5711 incr r -1
5712 }
5713 lappend ret $r
5714 # see where it starts up again
5715 set r [expr {$row - $uparrowlen}]
5716 if {[lsearch -exact [lindex $rowidlist $r] $id] < 0} {
5717 while {[incr r] < $row &&
5718 [lsearch -exact [lindex $rowidlist $r] $id] < 0} {}
5719 } else {
5720 while {[incr r -1] >= $prevrow &&
5721 [lsearch -exact [lindex $rowidlist $r] $id] >= 0} {}
5722 incr r
5723 }
5724 lappend ret $r
5725 }
5726 }
5727 if {$child eq $id} {
5728 lappend ret $row
5729 }
5730 set prev $child
5731 set prevrow $row
5732 }
5733 return $ret
5734}
5735
5736proc drawlineseg {id row endrow arrowlow} {
5737 global rowidlist displayorder iddrawn linesegs
5738 global canv colormap linespc curview maxlinelen parentlist
5739
5740 set cols [list [lsearch -exact [lindex $rowidlist $row] $id]]
5741 set le [expr {$row + 1}]
5742 set arrowhigh 1
5743 while {1} {
5744 set c [lsearch -exact [lindex $rowidlist $le] $id]
5745 if {$c < 0} {
5746 incr le -1
5747 break
5748 }
5749 lappend cols $c
5750 set x [lindex $displayorder $le]
5751 if {$x eq $id} {
5752 set arrowhigh 0
5753 break
5754 }
5755 if {[info exists iddrawn($x)] || $le == $endrow} {
5756 set c [lsearch -exact [lindex $rowidlist [expr {$le+1}]] $id]
5757 if {$c >= 0} {
5758 lappend cols $c
5759 set arrowhigh 0
5760 }
5761 break
5762 }
5763 incr le
5764 }
5765 if {$le <= $row} {
5766 return $row
5767 }
5768
5769 set lines {}
5770 set i 0
5771 set joinhigh 0
5772 if {[info exists linesegs($id)]} {
5773 set lines $linesegs($id)
5774 foreach li $lines {
5775 set r0 [lindex $li 0]
5776 if {$r0 > $row} {
5777 if {$r0 == $le && [lindex $li 1] - $row <= $maxlinelen} {
5778 set joinhigh 1
5779 }
5780 break
5781 }
5782 incr i
5783 }
5784 }
5785 set joinlow 0
5786 if {$i > 0} {
5787 set li [lindex $lines [expr {$i-1}]]
5788 set r1 [lindex $li 1]
5789 if {$r1 == $row && $le - [lindex $li 0] <= $maxlinelen} {
5790 set joinlow 1
5791 }
5792 }
5793
5794 set x [lindex $cols [expr {$le - $row}]]
5795 set xp [lindex $cols [expr {$le - 1 - $row}]]
5796 set dir [expr {$xp - $x}]
5797 if {$joinhigh} {
5798 set ith [lindex $lines $i 2]
5799 set coords [$canv coords $ith]
5800 set ah [$canv itemcget $ith -arrow]
5801 set arrowhigh [expr {$ah eq "first" || $ah eq "both"}]
5802 set x2 [lindex $cols [expr {$le + 1 - $row}]]
5803 if {$x2 ne {} && $x - $x2 == $dir} {
5804 set coords [lrange $coords 0 end-2]
5805 }
5806 } else {
5807 set coords [list [xc $le $x] [yc $le]]
5808 }
5809 if {$joinlow} {
5810 set itl [lindex $lines [expr {$i-1}] 2]
5811 set al [$canv itemcget $itl -arrow]
5812 set arrowlow [expr {$al eq "last" || $al eq "both"}]
5813 } elseif {$arrowlow} {
5814 if {[lsearch -exact [lindex $rowidlist [expr {$row-1}]] $id] >= 0 ||
5815 [lsearch -exact [lindex $parentlist [expr {$row-1}]] $id] >= 0} {
5816 set arrowlow 0
5817 }
5818 }
5819 set arrow [lindex {none first last both} [expr {$arrowhigh + 2*$arrowlow}]]
5820 for {set y $le} {[incr y -1] > $row} {} {
5821 set x $xp
5822 set xp [lindex $cols [expr {$y - 1 - $row}]]
5823 set ndir [expr {$xp - $x}]
5824 if {$dir != $ndir || $xp < 0} {
5825 lappend coords [xc $y $x] [yc $y]
5826 }
5827 set dir $ndir
5828 }
5829 if {!$joinlow} {
5830 if {$xp < 0} {
5831 # join parent line to first child
5832 set ch [lindex $displayorder $row]
5833 set xc [lsearch -exact [lindex $rowidlist $row] $ch]
5834 if {$xc < 0} {
5835 puts "oops: drawlineseg: child $ch not on row $row"
5836 } elseif {$xc != $x} {
5837 if {($arrowhigh && $le == $row + 1) || $dir == 0} {
5838 set d [expr {int(0.5 * $linespc)}]
5839 set x1 [xc $row $x]
5840 if {$xc < $x} {
5841 set x2 [expr {$x1 - $d}]
5842 } else {
5843 set x2 [expr {$x1 + $d}]
5844 }
5845 set y2 [yc $row]
5846 set y1 [expr {$y2 + $d}]
5847 lappend coords $x1 $y1 $x2 $y2
5848 } elseif {$xc < $x - 1} {
5849 lappend coords [xc $row [expr {$x-1}]] [yc $row]
5850 } elseif {$xc > $x + 1} {
5851 lappend coords [xc $row [expr {$x+1}]] [yc $row]
5852 }
5853 set x $xc
5854 }
5855 lappend coords [xc $row $x] [yc $row]
5856 } else {
5857 set xn [xc $row $xp]
5858 set yn [yc $row]
5859 lappend coords $xn $yn
5860 }
5861 if {!$joinhigh} {
5862 assigncolor $id
5863 set t [$canv create line $coords -width [linewidth $id] \
5864 -fill $colormap($id) -tags lines.$id -arrow $arrow]
5865 $canv lower $t
5866 bindline $t $id
5867 set lines [linsert $lines $i [list $row $le $t]]
5868 } else {
5869 $canv coords $ith $coords
5870 if {$arrow ne $ah} {
5871 $canv itemconf $ith -arrow $arrow
5872 }
5873 lset lines $i 0 $row
5874 }
5875 } else {
5876 set xo [lsearch -exact [lindex $rowidlist [expr {$row - 1}]] $id]
5877 set ndir [expr {$xo - $xp}]
5878 set clow [$canv coords $itl]
5879 if {$dir == $ndir} {
5880 set clow [lrange $clow 2 end]
5881 }
5882 set coords [concat $coords $clow]
5883 if {!$joinhigh} {
5884 lset lines [expr {$i-1}] 1 $le
5885 } else {
5886 # coalesce two pieces
5887 $canv delete $ith
5888 set b [lindex $lines [expr {$i-1}] 0]
5889 set e [lindex $lines $i 1]
5890 set lines [lreplace $lines [expr {$i-1}] $i [list $b $e $itl]]
5891 }
5892 $canv coords $itl $coords
5893 if {$arrow ne $al} {
5894 $canv itemconf $itl -arrow $arrow
5895 }
5896 }
5897
5898 set linesegs($id) $lines
5899 return $le
5900}
5901
5902proc drawparentlinks {id row} {
5903 global rowidlist canv colormap curview parentlist
5904 global idpos linespc
5905
5906 set rowids [lindex $rowidlist $row]
5907 set col [lsearch -exact $rowids $id]
5908 if {$col < 0} return
5909 set olds [lindex $parentlist $row]
5910 set row2 [expr {$row + 1}]
5911 set x [xc $row $col]
5912 set y [yc $row]
5913 set y2 [yc $row2]
5914 set d [expr {int(0.5 * $linespc)}]
5915 set ymid [expr {$y + $d}]
5916 set ids [lindex $rowidlist $row2]
5917 # rmx = right-most X coord used
5918 set rmx 0
5919 foreach p $olds {
5920 set i [lsearch -exact $ids $p]
5921 if {$i < 0} {
5922 puts "oops, parent $p of $id not in list"
5923 continue
5924 }
5925 set x2 [xc $row2 $i]
5926 if {$x2 > $rmx} {
5927 set rmx $x2
5928 }
5929 set j [lsearch -exact $rowids $p]
5930 if {$j < 0} {
5931 # drawlineseg will do this one for us
5932 continue
5933 }
5934 assigncolor $p
5935 # should handle duplicated parents here...
5936 set coords [list $x $y]
5937 if {$i != $col} {
5938 # if attaching to a vertical segment, draw a smaller
5939 # slant for visual distinctness
5940 if {$i == $j} {
5941 if {$i < $col} {
5942 lappend coords [expr {$x2 + $d}] $y $x2 $ymid
5943 } else {
5944 lappend coords [expr {$x2 - $d}] $y $x2 $ymid
5945 }
5946 } elseif {$i < $col && $i < $j} {
5947 # segment slants towards us already
5948 lappend coords [xc $row $j] $y
5949 } else {
5950 if {$i < $col - 1} {
5951 lappend coords [expr {$x2 + $linespc}] $y
5952 } elseif {$i > $col + 1} {
5953 lappend coords [expr {$x2 - $linespc}] $y
5954 }
5955 lappend coords $x2 $y2
5956 }
5957 } else {
5958 lappend coords $x2 $y2
5959 }
5960 set t [$canv create line $coords -width [linewidth $p] \
5961 -fill $colormap($p) -tags lines.$p]
5962 $canv lower $t
5963 bindline $t $p
5964 }
5965 if {$rmx > [lindex $idpos($id) 1]} {
5966 lset idpos($id) 1 $rmx
5967 redrawtags $id
5968 }
5969}
5970
5971proc drawlines {id} {
5972 global canv
5973
5974 $canv itemconf lines.$id -width [linewidth $id]
5975}
5976
5977proc drawcmittext {id row col} {
5978 global linespc canv canv2 canv3 fgcolor curview
5979 global cmitlisted commitinfo rowidlist parentlist
5980 global rowtextx idpos idtags idheads idotherrefs
5981 global linehtag linentag linedtag selectedline
5982 global canvxmax boldids boldnameids fgcolor markedid
5983 global mainheadid nullid nullid2 circleitem circlecolors ctxbut
5984 global mainheadcirclecolor workingfilescirclecolor indexcirclecolor
5985 global circleoutlinecolor
5986
5987 # listed is 0 for boundary, 1 for normal, 2 for negative, 3 for left, 4 for right
5988 set listed $cmitlisted($curview,$id)
5989 if {$id eq $nullid} {
5990 set ofill $workingfilescirclecolor
5991 } elseif {$id eq $nullid2} {
5992 set ofill $indexcirclecolor
5993 } elseif {$id eq $mainheadid} {
5994 set ofill $mainheadcirclecolor
5995 } else {
5996 set ofill [lindex $circlecolors $listed]
5997 }
5998 set x [xc $row $col]
5999 set y [yc $row]
6000 set orad [expr {$linespc / 3}]
6001 if {$listed <= 2} {
6002 set t [$canv create oval [expr {$x - $orad}] [expr {$y - $orad}] \
6003 [expr {$x + $orad - 1}] [expr {$y + $orad - 1}] \
6004 -fill $ofill -outline $circleoutlinecolor -width 1 -tags circle]
6005 } elseif {$listed == 3} {
6006 # triangle pointing left for left-side commits
6007 set t [$canv create polygon \
6008 [expr {$x - $orad}] $y \
6009 [expr {$x + $orad - 1}] [expr {$y - $orad}] \
6010 [expr {$x + $orad - 1}] [expr {$y + $orad - 1}] \
6011 -fill $ofill -outline $circleoutlinecolor -width 1 -tags circle]
6012 } else {
6013 # triangle pointing right for right-side commits
6014 set t [$canv create polygon \
6015 [expr {$x + $orad - 1}] $y \
6016 [expr {$x - $orad}] [expr {$y - $orad}] \
6017 [expr {$x - $orad}] [expr {$y + $orad - 1}] \
6018 -fill $ofill -outline $circleoutlinecolor -width 1 -tags circle]
6019 }
6020 set circleitem($row) $t
6021 $canv raise $t
6022 $canv bind $t <1> {selcanvline {} %x %y}
6023 set rmx [llength [lindex $rowidlist $row]]
6024 set olds [lindex $parentlist $row]
6025 if {$olds ne {}} {
6026 set nextids [lindex $rowidlist [expr {$row + 1}]]
6027 foreach p $olds {
6028 set i [lsearch -exact $nextids $p]
6029 if {$i > $rmx} {
6030 set rmx $i
6031 }
6032 }
6033 }
6034 set xt [xc $row $rmx]
6035 set rowtextx($row) $xt
6036 set idpos($id) [list $x $xt $y]
6037 if {[info exists idtags($id)] || [info exists idheads($id)]
6038 || [info exists idotherrefs($id)]} {
6039 set xt [drawtags $id $x $xt $y]
6040 }
6041 if {[lindex $commitinfo($id) 6] > 0} {
6042 set xt [drawnotesign $xt $y]
6043 }
6044 set headline [lindex $commitinfo($id) 0]
6045 set name [lindex $commitinfo($id) 1]
6046 set date [lindex $commitinfo($id) 2]
6047 set date [formatdate $date]
6048 set font mainfont
6049 set nfont mainfont
6050 set isbold [ishighlighted $id]
6051 if {$isbold > 0} {
6052 lappend boldids $id
6053 set font mainfontbold
6054 if {$isbold > 1} {
6055 lappend boldnameids $id
6056 set nfont mainfontbold
6057 }
6058 }
6059 set linehtag($id) [$canv create text $xt $y -anchor w -fill $fgcolor \
6060 -text $headline -font $font -tags text]
6061 $canv bind $linehtag($id) $ctxbut "rowmenu %X %Y $id"
6062 set linentag($id) [$canv2 create text 3 $y -anchor w -fill $fgcolor \
6063 -text $name -font $nfont -tags text]
6064 set linedtag($id) [$canv3 create text 3 $y -anchor w -fill $fgcolor \
6065 -text $date -font mainfont -tags text]
6066 if {$selectedline == $row} {
6067 make_secsel $id
6068 }
6069 if {[info exists markedid] && $markedid eq $id} {
6070 make_idmark $id
6071 }
6072 set xr [expr {$xt + [font measure $font $headline]}]
6073 if {$xr > $canvxmax} {
6074 set canvxmax $xr
6075 setcanvscroll
6076 }
6077}
6078
6079proc drawcmitrow {row} {
6080 global displayorder rowidlist nrows_drawn
6081 global iddrawn markingmatches
6082 global commitinfo numcommits
6083 global filehighlight fhighlights findpattern nhighlights
6084 global hlview vhighlights
6085 global highlight_related rhighlights
6086
6087 if {$row >= $numcommits} return
6088
6089 set id [lindex $displayorder $row]
6090 if {[info exists hlview] && ![info exists vhighlights($id)]} {
6091 askvhighlight $row $id
6092 }
6093 if {[info exists filehighlight] && ![info exists fhighlights($id)]} {
6094 askfilehighlight $row $id
6095 }
6096 if {$findpattern ne {} && ![info exists nhighlights($id)]} {
6097 askfindhighlight $row $id
6098 }
6099 if {$highlight_related ne [mc "None"] && ![info exists rhighlights($id)]} {
6100 askrelhighlight $row $id
6101 }
6102 if {![info exists iddrawn($id)]} {
6103 set col [lsearch -exact [lindex $rowidlist $row] $id]
6104 if {$col < 0} {
6105 puts "oops, row $row id $id not in list"
6106 return
6107 }
6108 if {![info exists commitinfo($id)]} {
6109 getcommit $id
6110 }
6111 assigncolor $id
6112 drawcmittext $id $row $col
6113 set iddrawn($id) 1
6114 incr nrows_drawn
6115 }
6116 if {$markingmatches} {
6117 markrowmatches $row $id
6118 }
6119}
6120
6121proc drawcommits {row {endrow {}}} {
6122 global numcommits iddrawn displayorder curview need_redisplay
6123 global parentlist rowidlist rowfinal uparrowlen downarrowlen nrows_drawn
6124
6125 if {$row < 0} {
6126 set row 0
6127 }
6128 if {$endrow eq {}} {
6129 set endrow $row
6130 }
6131 if {$endrow >= $numcommits} {
6132 set endrow [expr {$numcommits - 1}]
6133 }
6134
6135 set rl1 [expr {$row - $downarrowlen - 3}]
6136 if {$rl1 < 0} {
6137 set rl1 0
6138 }
6139 set ro1 [expr {$row - 3}]
6140 if {$ro1 < 0} {
6141 set ro1 0
6142 }
6143 set r2 [expr {$endrow + $uparrowlen + 3}]
6144 if {$r2 > $numcommits} {
6145 set r2 $numcommits
6146 }
6147 for {set r $rl1} {$r < $r2} {incr r} {
6148 if {[lindex $rowidlist $r] ne {} && [lindex $rowfinal $r]} {
6149 if {$rl1 < $r} {
6150 layoutrows $rl1 $r
6151 }
6152 set rl1 [expr {$r + 1}]
6153 }
6154 }
6155 if {$rl1 < $r} {
6156 layoutrows $rl1 $r
6157 }
6158 optimize_rows $ro1 0 $r2
6159 if {$need_redisplay || $nrows_drawn > 2000} {
6160 clear_display
6161 }
6162
6163 # make the lines join to already-drawn rows either side
6164 set r [expr {$row - 1}]
6165 if {$r < 0 || ![info exists iddrawn([lindex $displayorder $r])]} {
6166 set r $row
6167 }
6168 set er [expr {$endrow + 1}]
6169 if {$er >= $numcommits ||
6170 ![info exists iddrawn([lindex $displayorder $er])]} {
6171 set er $endrow
6172 }
6173 for {} {$r <= $er} {incr r} {
6174 set id [lindex $displayorder $r]
6175 set wasdrawn [info exists iddrawn($id)]
6176 drawcmitrow $r
6177 if {$r == $er} break
6178 set nextid [lindex $displayorder [expr {$r + 1}]]
6179 if {$wasdrawn && [info exists iddrawn($nextid)]} continue
6180 drawparentlinks $id $r
6181
6182 set rowids [lindex $rowidlist $r]
6183 foreach lid $rowids {
6184 if {$lid eq {}} continue
6185 if {[info exists lineend($lid)] && $lineend($lid) > $r} continue
6186 if {$lid eq $id} {
6187 # see if this is the first child of any of its parents
6188 foreach p [lindex $parentlist $r] {
6189 if {[lsearch -exact $rowids $p] < 0} {
6190 # make this line extend up to the child
6191 set lineend($p) [drawlineseg $p $r $er 0]
6192 }
6193 }
6194 } else {
6195 set lineend($lid) [drawlineseg $lid $r $er 1]
6196 }
6197 }
6198 }
6199}
6200
6201proc undolayout {row} {
6202 global uparrowlen mingaplen downarrowlen
6203 global rowidlist rowisopt rowfinal need_redisplay
6204
6205 set r [expr {$row - ($uparrowlen + $mingaplen + $downarrowlen)}]
6206 if {$r < 0} {
6207 set r 0
6208 }
6209 if {[llength $rowidlist] > $r} {
6210 incr r -1
6211 set rowidlist [lrange $rowidlist 0 $r]
6212 set rowfinal [lrange $rowfinal 0 $r]
6213 set rowisopt [lrange $rowisopt 0 $r]
6214 set need_redisplay 1
6215 run drawvisible
6216 }
6217}
6218
6219proc drawvisible {} {
6220 global canv linespc curview vrowmod selectedline targetrow targetid
6221 global need_redisplay cscroll numcommits
6222
6223 set fs [$canv yview]
6224 set ymax [lindex [$canv cget -scrollregion] 3]
6225 if {$ymax eq {} || $ymax == 0 || $numcommits == 0} return
6226 set f0 [lindex $fs 0]
6227 set f1 [lindex $fs 1]
6228 set y0 [expr {int($f0 * $ymax)}]
6229 set y1 [expr {int($f1 * $ymax)}]
6230
6231 if {[info exists targetid]} {
6232 if {[commitinview $targetid $curview]} {
6233 set r [rowofcommit $targetid]
6234 if {$r != $targetrow} {
6235 # Fix up the scrollregion and change the scrolling position
6236 # now that our target row has moved.
6237 set diff [expr {($r - $targetrow) * $linespc}]
6238 set targetrow $r
6239 setcanvscroll
6240 set ymax [lindex [$canv cget -scrollregion] 3]
6241 incr y0 $diff
6242 incr y1 $diff
6243 set f0 [expr {$y0 / $ymax}]
6244 set f1 [expr {$y1 / $ymax}]
6245 allcanvs yview moveto $f0
6246 $cscroll set $f0 $f1
6247 set need_redisplay 1
6248 }
6249 } else {
6250 unset targetid
6251 }
6252 }
6253
6254 set row [expr {int(($y0 - 3) / $linespc) - 1}]
6255 set endrow [expr {int(($y1 - 3) / $linespc) + 1}]
6256 if {$endrow >= $vrowmod($curview)} {
6257 update_arcrows $curview
6258 }
6259 if {$selectedline ne {} &&
6260 $row <= $selectedline && $selectedline <= $endrow} {
6261 set targetrow $selectedline
6262 } elseif {[info exists targetid]} {
6263 set targetrow [expr {int(($row + $endrow) / 2)}]
6264 }
6265 if {[info exists targetrow]} {
6266 if {$targetrow >= $numcommits} {
6267 set targetrow [expr {$numcommits - 1}]
6268 }
6269 set targetid [commitonrow $targetrow]
6270 }
6271 drawcommits $row $endrow
6272}
6273
6274proc clear_display {} {
6275 global iddrawn linesegs need_redisplay nrows_drawn
6276 global vhighlights fhighlights nhighlights rhighlights
6277 global linehtag linentag linedtag boldids boldnameids
6278
6279 allcanvs delete all
6280 catch {unset iddrawn}
6281 catch {unset linesegs}
6282 catch {unset linehtag}
6283 catch {unset linentag}
6284 catch {unset linedtag}
6285 set boldids {}
6286 set boldnameids {}
6287 catch {unset vhighlights}
6288 catch {unset fhighlights}
6289 catch {unset nhighlights}
6290 catch {unset rhighlights}
6291 set need_redisplay 0
6292 set nrows_drawn 0
6293}
6294
6295proc findcrossings {id} {
6296 global rowidlist parentlist numcommits displayorder
6297
6298 set cross {}
6299 set ccross {}
6300 foreach {s e} [rowranges $id] {
6301 if {$e >= $numcommits} {
6302 set e [expr {$numcommits - 1}]
6303 }
6304 if {$e <= $s} continue
6305 for {set row $e} {[incr row -1] >= $s} {} {
6306 set x [lsearch -exact [lindex $rowidlist $row] $id]
6307 if {$x < 0} break
6308 set olds [lindex $parentlist $row]
6309 set kid [lindex $displayorder $row]
6310 set kidx [lsearch -exact [lindex $rowidlist $row] $kid]
6311 if {$kidx < 0} continue
6312 set nextrow [lindex $rowidlist [expr {$row + 1}]]
6313 foreach p $olds {
6314 set px [lsearch -exact $nextrow $p]
6315 if {$px < 0} continue
6316 if {($kidx < $x && $x < $px) || ($px < $x && $x < $kidx)} {
6317 if {[lsearch -exact $ccross $p] >= 0} continue
6318 if {$x == $px + ($kidx < $px? -1: 1)} {
6319 lappend ccross $p
6320 } elseif {[lsearch -exact $cross $p] < 0} {
6321 lappend cross $p
6322 }
6323 }
6324 }
6325 }
6326 }
6327 return [concat $ccross {{}} $cross]
6328}
6329
6330proc assigncolor {id} {
6331 global colormap colors nextcolor
6332 global parents children children curview
6333
6334 if {[info exists colormap($id)]} return
6335 set ncolors [llength $colors]
6336 if {[info exists children($curview,$id)]} {
6337 set kids $children($curview,$id)
6338 } else {
6339 set kids {}
6340 }
6341 if {[llength $kids] == 1} {
6342 set child [lindex $kids 0]
6343 if {[info exists colormap($child)]
6344 && [llength $parents($curview,$child)] == 1} {
6345 set colormap($id) $colormap($child)
6346 return
6347 }
6348 }
6349 set badcolors {}
6350 set origbad {}
6351 foreach x [findcrossings $id] {
6352 if {$x eq {}} {
6353 # delimiter between corner crossings and other crossings
6354 if {[llength $badcolors] >= $ncolors - 1} break
6355 set origbad $badcolors
6356 }
6357 if {[info exists colormap($x)]
6358 && [lsearch -exact $badcolors $colormap($x)] < 0} {
6359 lappend badcolors $colormap($x)
6360 }
6361 }
6362 if {[llength $badcolors] >= $ncolors} {
6363 set badcolors $origbad
6364 }
6365 set origbad $badcolors
6366 if {[llength $badcolors] < $ncolors - 1} {
6367 foreach child $kids {
6368 if {[info exists colormap($child)]
6369 && [lsearch -exact $badcolors $colormap($child)] < 0} {
6370 lappend badcolors $colormap($child)
6371 }
6372 foreach p $parents($curview,$child) {
6373 if {[info exists colormap($p)]
6374 && [lsearch -exact $badcolors $colormap($p)] < 0} {
6375 lappend badcolors $colormap($p)
6376 }
6377 }
6378 }
6379 if {[llength $badcolors] >= $ncolors} {
6380 set badcolors $origbad
6381 }
6382 }
6383 for {set i 0} {$i <= $ncolors} {incr i} {
6384 set c [lindex $colors $nextcolor]
6385 if {[incr nextcolor] >= $ncolors} {
6386 set nextcolor 0
6387 }
6388 if {[lsearch -exact $badcolors $c]} break
6389 }
6390 set colormap($id) $c
6391}
6392
6393proc bindline {t id} {
6394 global canv
6395
6396 $canv bind $t <Enter> "lineenter %x %y $id"
6397 $canv bind $t <Motion> "linemotion %x %y $id"
6398 $canv bind $t <Leave> "lineleave $id"
6399 $canv bind $t <Button-1> "lineclick %x %y $id 1"
6400}
6401
6402proc graph_pane_width {} {
6403 global use_ttk
6404
6405 if {$use_ttk} {
6406 set g [.tf.histframe.pwclist sashpos 0]
6407 } else {
6408 set g [.tf.histframe.pwclist sash coord 0]
6409 }
6410 return [lindex $g 0]
6411}
6412
6413proc totalwidth {l font extra} {
6414 set tot 0
6415 foreach str $l {
6416 set tot [expr {$tot + [font measure $font $str] + $extra}]
6417 }
6418 return $tot
6419}
6420
6421proc drawtags {id x xt y1} {
6422 global idtags idheads idotherrefs mainhead
6423 global linespc lthickness
6424 global canv rowtextx curview fgcolor bgcolor ctxbut
6425 global headbgcolor headfgcolor headoutlinecolor remotebgcolor
6426 global tagbgcolor tagfgcolor tagoutlinecolor
6427 global reflinecolor
6428
6429 set marks {}
6430 set ntags 0
6431 set nheads 0
6432 set singletag 0
6433 set maxtags 3
6434 set maxtagpct 25
6435 set maxwidth [expr {[graph_pane_width] * $maxtagpct / 100}]
6436 set delta [expr {int(0.5 * ($linespc - $lthickness))}]
6437 set extra [expr {$delta + $lthickness + $linespc}]
6438
6439 if {[info exists idtags($id)]} {
6440 set marks $idtags($id)
6441 set ntags [llength $marks]
6442 if {$ntags > $maxtags ||
6443 [totalwidth $marks mainfont $extra] > $maxwidth} {
6444 # show just a single "n tags..." tag
6445 set singletag 1
6446 if {$ntags == 1} {
6447 set marks [list "tag..."]
6448 } else {
6449 set marks [list [format "%d tags..." $ntags]]
6450 }
6451 set ntags 1
6452 }
6453 }
6454 if {[info exists idheads($id)]} {
6455 set marks [concat $marks $idheads($id)]
6456 set nheads [llength $idheads($id)]
6457 }
6458 if {[info exists idotherrefs($id)]} {
6459 set marks [concat $marks $idotherrefs($id)]
6460 }
6461 if {$marks eq {}} {
6462 return $xt
6463 }
6464
6465 set yt [expr {$y1 - 0.5 * $linespc}]
6466 set yb [expr {$yt + $linespc - 1}]
6467 set xvals {}
6468 set wvals {}
6469 set i -1
6470 foreach tag $marks {
6471 incr i
6472 if {$i >= $ntags && $i < $ntags + $nheads && $tag eq $mainhead} {
6473 set wid [font measure mainfontbold $tag]
6474 } else {
6475 set wid [font measure mainfont $tag]
6476 }
6477 lappend xvals $xt
6478 lappend wvals $wid
6479 set xt [expr {$xt + $wid + $extra}]
6480 }
6481 set t [$canv create line $x $y1 [lindex $xvals end] $y1 \
6482 -width $lthickness -fill $reflinecolor -tags tag.$id]
6483 $canv lower $t
6484 foreach tag $marks x $xvals wid $wvals {
6485 set tag_quoted [string map {% %%} $tag]
6486 set xl [expr {$x + $delta}]
6487 set xr [expr {$x + $delta + $wid + $lthickness}]
6488 set font mainfont
6489 if {[incr ntags -1] >= 0} {
6490 # draw a tag
6491 set t [$canv create polygon $x [expr {$yt + $delta}] $xl $yt \
6492 $xr $yt $xr $yb $xl $yb $x [expr {$yb - $delta}] \
6493 -width 1 -outline $tagoutlinecolor -fill $tagbgcolor \
6494 -tags tag.$id]
6495 if {$singletag} {
6496 set tagclick [list showtags $id 1]
6497 } else {
6498 set tagclick [list showtag $tag_quoted 1]
6499 }
6500 $canv bind $t <1> $tagclick
6501 set rowtextx([rowofcommit $id]) [expr {$xr + $linespc}]
6502 } else {
6503 # draw a head or other ref
6504 if {[incr nheads -1] >= 0} {
6505 set col $headbgcolor
6506 if {$tag eq $mainhead} {
6507 set font mainfontbold
6508 }
6509 } else {
6510 set col "#ddddff"
6511 }
6512 set xl [expr {$xl - $delta/2}]
6513 $canv create polygon $x $yt $xr $yt $xr $yb $x $yb \
6514 -width 1 -outline black -fill $col -tags tag.$id
6515 if {[regexp {^(remotes/.*/|remotes/)} $tag match remoteprefix]} {
6516 set rwid [font measure mainfont $remoteprefix]
6517 set xi [expr {$x + 1}]
6518 set yti [expr {$yt + 1}]
6519 set xri [expr {$x + $rwid}]
6520 $canv create polygon $xi $yti $xri $yti $xri $yb $xi $yb \
6521 -width 0 -fill $remotebgcolor -tags tag.$id
6522 }
6523 }
6524 set t [$canv create text $xl $y1 -anchor w -text $tag -fill $headfgcolor \
6525 -font $font -tags [list tag.$id text]]
6526 if {$ntags >= 0} {
6527 $canv bind $t <1> $tagclick
6528 } elseif {$nheads >= 0} {
6529 $canv bind $t $ctxbut [list headmenu %X %Y $id $tag_quoted]
6530 }
6531 }
6532 return $xt
6533}
6534
6535proc drawnotesign {xt y} {
6536 global linespc canv fgcolor
6537
6538 set orad [expr {$linespc / 3}]
6539 set t [$canv create rectangle [expr {$xt - $orad}] [expr {$y - $orad}] \
6540 [expr {$xt + $orad - 1}] [expr {$y + $orad - 1}] \
6541 -fill yellow -outline $fgcolor -width 1 -tags circle]
6542 set xt [expr {$xt + $orad * 3}]
6543 return $xt
6544}
6545
6546proc xcoord {i level ln} {
6547 global canvx0 xspc1 xspc2
6548
6549 set x [expr {$canvx0 + $i * $xspc1($ln)}]
6550 if {$i > 0 && $i == $level} {
6551 set x [expr {$x + 0.5 * ($xspc2 - $xspc1($ln))}]
6552 } elseif {$i > $level} {
6553 set x [expr {$x + $xspc2 - $xspc1($ln)}]
6554 }
6555 return $x
6556}
6557
6558proc show_status {msg} {
6559 global canv fgcolor
6560
6561 clear_display
6562 $canv create text 3 3 -anchor nw -text $msg -font mainfont \
6563 -tags text -fill $fgcolor
6564}
6565
6566# Don't change the text pane cursor if it is currently the hand cursor,
6567# showing that we are over a sha1 ID link.
6568proc settextcursor {c} {
6569 global ctext curtextcursor
6570
6571 if {[$ctext cget -cursor] == $curtextcursor} {
6572 $ctext config -cursor $c
6573 }
6574 set curtextcursor $c
6575}
6576
6577proc nowbusy {what {name {}}} {
6578 global isbusy busyname statusw
6579
6580 if {[array names isbusy] eq {}} {
6581 . config -cursor watch
6582 settextcursor watch
6583 }
6584 set isbusy($what) 1
6585 set busyname($what) $name
6586 if {$name ne {}} {
6587 $statusw conf -text $name
6588 }
6589}
6590
6591proc notbusy {what} {
6592 global isbusy maincursor textcursor busyname statusw
6593
6594 catch {
6595 unset isbusy($what)
6596 if {$busyname($what) ne {} &&
6597 [$statusw cget -text] eq $busyname($what)} {
6598 $statusw conf -text {}
6599 }
6600 }
6601 if {[array names isbusy] eq {}} {
6602 . config -cursor $maincursor
6603 settextcursor $textcursor
6604 }
6605}
6606
6607proc findmatches {f} {
6608 global findtype findstring
6609 if {$findtype == [mc "Regexp"]} {
6610 set matches [regexp -indices -all -inline $findstring $f]
6611 } else {
6612 set fs $findstring
6613 if {$findtype == [mc "IgnCase"]} {
6614 set f [string tolower $f]
6615 set fs [string tolower $fs]
6616 }
6617 set matches {}
6618 set i 0
6619 set l [string length $fs]
6620 while {[set j [string first $fs $f $i]] >= 0} {
6621 lappend matches [list $j [expr {$j+$l-1}]]
6622 set i [expr {$j + $l}]
6623 }
6624 }
6625 return $matches
6626}
6627
6628proc dofind {{dirn 1} {wrap 1}} {
6629 global findstring findstartline findcurline selectedline numcommits
6630 global gdttype filehighlight fh_serial find_dirn findallowwrap
6631
6632 if {[info exists find_dirn]} {
6633 if {$find_dirn == $dirn} return
6634 stopfinding
6635 }
6636 focus .
6637 if {$findstring eq {} || $numcommits == 0} return
6638 if {$selectedline eq {}} {
6639 set findstartline [lindex [visiblerows] [expr {$dirn < 0}]]
6640 } else {
6641 set findstartline $selectedline
6642 }
6643 set findcurline $findstartline
6644 nowbusy finding [mc "Searching"]
6645 if {$gdttype ne [mc "containing:"] && ![info exists filehighlight]} {
6646 after cancel do_file_hl $fh_serial
6647 do_file_hl $fh_serial
6648 }
6649 set find_dirn $dirn
6650 set findallowwrap $wrap
6651 run findmore
6652}
6653
6654proc stopfinding {} {
6655 global find_dirn findcurline fprogcoord
6656
6657 if {[info exists find_dirn]} {
6658 unset find_dirn
6659 unset findcurline
6660 notbusy finding
6661 set fprogcoord 0
6662 adjustprogress
6663 }
6664 stopblaming
6665}
6666
6667proc findmore {} {
6668 global commitdata commitinfo numcommits findpattern findloc
6669 global findstartline findcurline findallowwrap
6670 global find_dirn gdttype fhighlights fprogcoord
6671 global curview varcorder vrownum varccommits vrowmod
6672
6673 if {![info exists find_dirn]} {
6674 return 0
6675 }
6676 set fldtypes [list [mc "Headline"] [mc "Author"] "" [mc "Committer"] "" [mc "Comments"]]
6677 set l $findcurline
6678 set moretodo 0
6679 if {$find_dirn > 0} {
6680 incr l
6681 if {$l >= $numcommits} {
6682 set l 0
6683 }
6684 if {$l <= $findstartline} {
6685 set lim [expr {$findstartline + 1}]
6686 } else {
6687 set lim $numcommits
6688 set moretodo $findallowwrap
6689 }
6690 } else {
6691 if {$l == 0} {
6692 set l $numcommits
6693 }
6694 incr l -1
6695 if {$l >= $findstartline} {
6696 set lim [expr {$findstartline - 1}]
6697 } else {
6698 set lim -1
6699 set moretodo $findallowwrap
6700 }
6701 }
6702 set n [expr {($lim - $l) * $find_dirn}]
6703 if {$n > 500} {
6704 set n 500
6705 set moretodo 1
6706 }
6707 if {$l + ($find_dirn > 0? $n: 1) > $vrowmod($curview)} {
6708 update_arcrows $curview
6709 }
6710 set found 0
6711 set domore 1
6712 set ai [bsearch $vrownum($curview) $l]
6713 set a [lindex $varcorder($curview) $ai]
6714 set arow [lindex $vrownum($curview) $ai]
6715 set ids [lindex $varccommits($curview,$a)]
6716 set arowend [expr {$arow + [llength $ids]}]
6717 if {$gdttype eq [mc "containing:"]} {
6718 for {} {$n > 0} {incr n -1; incr l $find_dirn} {
6719 if {$l < $arow || $l >= $arowend} {
6720 incr ai $find_dirn
6721 set a [lindex $varcorder($curview) $ai]
6722 set arow [lindex $vrownum($curview) $ai]
6723 set ids [lindex $varccommits($curview,$a)]
6724 set arowend [expr {$arow + [llength $ids]}]
6725 }
6726 set id [lindex $ids [expr {$l - $arow}]]
6727 # shouldn't happen unless git log doesn't give all the commits...
6728 if {![info exists commitdata($id)] ||
6729 ![doesmatch $commitdata($id)]} {
6730 continue
6731 }
6732 if {![info exists commitinfo($id)]} {
6733 getcommit $id
6734 }
6735 set info $commitinfo($id)
6736 foreach f $info ty $fldtypes {
6737 if {$ty eq ""} continue
6738 if {($findloc eq [mc "All fields"] || $findloc eq $ty) &&
6739 [doesmatch $f]} {
6740 set found 1
6741 break
6742 }
6743 }
6744 if {$found} break
6745 }
6746 } else {
6747 for {} {$n > 0} {incr n -1; incr l $find_dirn} {
6748 if {$l < $arow || $l >= $arowend} {
6749 incr ai $find_dirn
6750 set a [lindex $varcorder($curview) $ai]
6751 set arow [lindex $vrownum($curview) $ai]
6752 set ids [lindex $varccommits($curview,$a)]
6753 set arowend [expr {$arow + [llength $ids]}]
6754 }
6755 set id [lindex $ids [expr {$l - $arow}]]
6756 if {![info exists fhighlights($id)]} {
6757 # this sets fhighlights($id) to -1
6758 askfilehighlight $l $id
6759 }
6760 if {$fhighlights($id) > 0} {
6761 set found $domore
6762 break
6763 }
6764 if {$fhighlights($id) < 0} {
6765 if {$domore} {
6766 set domore 0
6767 set findcurline [expr {$l - $find_dirn}]
6768 }
6769 }
6770 }
6771 }
6772 if {$found || ($domore && !$moretodo)} {
6773 unset findcurline
6774 unset find_dirn
6775 notbusy finding
6776 set fprogcoord 0
6777 adjustprogress
6778 if {$found} {
6779 findselectline $l
6780 } else {
6781 bell
6782 }
6783 return 0
6784 }
6785 if {!$domore} {
6786 flushhighlights
6787 } else {
6788 set findcurline [expr {$l - $find_dirn}]
6789 }
6790 set n [expr {($findcurline - $findstartline) * $find_dirn - 1}]
6791 if {$n < 0} {
6792 incr n $numcommits
6793 }
6794 set fprogcoord [expr {$n * 1.0 / $numcommits}]
6795 adjustprogress
6796 return $domore
6797}
6798
6799proc findselectline {l} {
6800 global findloc commentend ctext findcurline markingmatches gdttype
6801
6802 set markingmatches [expr {$gdttype eq [mc "containing:"]}]
6803 set findcurline $l
6804 selectline $l 1
6805 if {$markingmatches &&
6806 ($findloc eq [mc "All fields"] || $findloc eq [mc "Comments"])} {
6807 # highlight the matches in the comments
6808 set f [$ctext get 1.0 $commentend]
6809 set matches [findmatches $f]
6810 foreach match $matches {
6811 set start [lindex $match 0]
6812 set end [expr {[lindex $match 1] + 1}]
6813 $ctext tag add found "1.0 + $start c" "1.0 + $end c"
6814 }
6815 }
6816 drawvisible
6817}
6818
6819# mark the bits of a headline or author that match a find string
6820proc markmatches {canv l str tag matches font row} {
6821 global selectedline
6822
6823 set bbox [$canv bbox $tag]
6824 set x0 [lindex $bbox 0]
6825 set y0 [lindex $bbox 1]
6826 set y1 [lindex $bbox 3]
6827 foreach match $matches {
6828 set start [lindex $match 0]
6829 set end [lindex $match 1]
6830 if {$start > $end} continue
6831 set xoff [font measure $font [string range $str 0 [expr {$start-1}]]]
6832 set xlen [font measure $font [string range $str 0 [expr {$end}]]]
6833 set t [$canv create rect [expr {$x0+$xoff}] $y0 \
6834 [expr {$x0+$xlen+2}] $y1 \
6835 -outline {} -tags [list match$l matches] -fill yellow]
6836 $canv lower $t
6837 if {$row == $selectedline} {
6838 $canv raise $t secsel
6839 }
6840 }
6841}
6842
6843proc unmarkmatches {} {
6844 global markingmatches
6845
6846 allcanvs delete matches
6847 set markingmatches 0
6848 stopfinding
6849}
6850
6851proc selcanvline {w x y} {
6852 global canv canvy0 ctext linespc
6853 global rowtextx
6854 set ymax [lindex [$canv cget -scrollregion] 3]
6855 if {$ymax == {}} return
6856 set yfrac [lindex [$canv yview] 0]
6857 set y [expr {$y + $yfrac * $ymax}]
6858 set l [expr {int(($y - $canvy0) / $linespc + 0.5)}]
6859 if {$l < 0} {
6860 set l 0
6861 }
6862 if {$w eq $canv} {
6863 set xmax [lindex [$canv cget -scrollregion] 2]
6864 set xleft [expr {[lindex [$canv xview] 0] * $xmax}]
6865 if {![info exists rowtextx($l)] || $xleft + $x < $rowtextx($l)} return
6866 }
6867 unmarkmatches
6868 selectline $l 1
6869}
6870
6871proc commit_descriptor {p} {
6872 global commitinfo
6873 if {![info exists commitinfo($p)]} {
6874 getcommit $p
6875 }
6876 set l "..."
6877 if {[llength $commitinfo($p)] > 1} {
6878 set l [lindex $commitinfo($p) 0]
6879 }
6880 return "$p ($l)\n"
6881}
6882
6883# append some text to the ctext widget, and make any SHA1 ID
6884# that we know about be a clickable link.
6885proc appendwithlinks {text tags} {
6886 global ctext linknum curview
6887
6888 set start [$ctext index "end - 1c"]
6889 $ctext insert end $text $tags
6890 set links [regexp -indices -all -inline {(?:\m|-g)[0-9a-f]{6,40}\M} $text]
6891 foreach l $links {
6892 set s [lindex $l 0]
6893 set e [lindex $l 1]
6894 set linkid [string range $text $s $e]
6895 incr e
6896 $ctext tag delete link$linknum
6897 $ctext tag add link$linknum "$start + $s c" "$start + $e c"
6898 setlink $linkid link$linknum
6899 incr linknum
6900 }
6901}
6902
6903proc setlink {id lk} {
6904 global curview ctext pendinglinks
6905 global linkfgcolor
6906
6907 if {[string range $id 0 1] eq "-g"} {
6908 set id [string range $id 2 end]
6909 }
6910
6911 set known 0
6912 if {[string length $id] < 40} {
6913 set matches [longid $id]
6914 if {[llength $matches] > 0} {
6915 if {[llength $matches] > 1} return
6916 set known 1
6917 set id [lindex $matches 0]
6918 }
6919 } else {
6920 set known [commitinview $id $curview]
6921 }
6922 if {$known} {
6923 $ctext tag conf $lk -foreground $linkfgcolor -underline 1
6924 $ctext tag bind $lk <1> [list selbyid $id]
6925 $ctext tag bind $lk <Enter> {linkcursor %W 1}
6926 $ctext tag bind $lk <Leave> {linkcursor %W -1}
6927 } else {
6928 lappend pendinglinks($id) $lk
6929 interestedin $id {makelink %P}
6930 }
6931}
6932
6933proc appendshortlink {id {pre {}} {post {}}} {
6934 global ctext linknum
6935
6936 $ctext insert end $pre
6937 $ctext tag delete link$linknum
6938 $ctext insert end [string range $id 0 7] link$linknum
6939 $ctext insert end $post
6940 setlink $id link$linknum
6941 incr linknum
6942}
6943
6944proc makelink {id} {
6945 global pendinglinks
6946
6947 if {![info exists pendinglinks($id)]} return
6948 foreach lk $pendinglinks($id) {
6949 setlink $id $lk
6950 }
6951 unset pendinglinks($id)
6952}
6953
6954proc linkcursor {w inc} {
6955 global linkentercount curtextcursor
6956
6957 if {[incr linkentercount $inc] > 0} {
6958 $w configure -cursor hand2
6959 } else {
6960 $w configure -cursor $curtextcursor
6961 if {$linkentercount < 0} {
6962 set linkentercount 0
6963 }
6964 }
6965}
6966
6967proc viewnextline {dir} {
6968 global canv linespc
6969
6970 $canv delete hover
6971 set ymax [lindex [$canv cget -scrollregion] 3]
6972 set wnow [$canv yview]
6973 set wtop [expr {[lindex $wnow 0] * $ymax}]
6974 set newtop [expr {$wtop + $dir * $linespc}]
6975 if {$newtop < 0} {
6976 set newtop 0
6977 } elseif {$newtop > $ymax} {
6978 set newtop $ymax
6979 }
6980 allcanvs yview moveto [expr {$newtop * 1.0 / $ymax}]
6981}
6982
6983# add a list of tag or branch names at position pos
6984# returns the number of names inserted
6985proc appendrefs {pos ids var} {
6986 global ctext linknum curview $var maxrefs mainheadid
6987
6988 if {[catch {$ctext index $pos}]} {
6989 return 0
6990 }
6991 $ctext conf -state normal
6992 $ctext delete $pos "$pos lineend"
6993 set tags {}
6994 foreach id $ids {
6995 foreach tag [set $var\($id\)] {
6996 lappend tags [list $tag $id]
6997 }
6998 }
6999
7000 set sep {}
7001 set tags [lsort -index 0 -decreasing $tags]
7002 set nutags 0
7003
7004 if {[llength $tags] > $maxrefs} {
7005 # If we are displaying heads, and there are too many,
7006 # see if there are some important heads to display.
7007 # Currently this means "master" and the current head.
7008 set itags {}
7009 if {$var eq "idheads"} {
7010 set utags {}
7011 foreach ti $tags {
7012 set hname [lindex $ti 0]
7013 set id [lindex $ti 1]
7014 if {($hname eq "master" || $id eq $mainheadid) &&
7015 [llength $itags] < $maxrefs} {
7016 lappend itags $ti
7017 } else {
7018 lappend utags $ti
7019 }
7020 }
7021 set tags $utags
7022 }
7023 if {$itags ne {}} {
7024 set str [mc "and many more"]
7025 set sep " "
7026 } else {
7027 set str [mc "many"]
7028 }
7029 $ctext insert $pos "$str ([llength $tags])"
7030 set nutags [llength $tags]
7031 set tags $itags
7032 }
7033
7034 foreach ti $tags {
7035 set id [lindex $ti 1]
7036 set lk link$linknum
7037 incr linknum
7038 $ctext tag delete $lk
7039 $ctext insert $pos $sep
7040 $ctext insert $pos [lindex $ti 0] $lk
7041 setlink $id $lk
7042 set sep ", "
7043 }
7044 $ctext tag add wwrap "$pos linestart" "$pos lineend"
7045 $ctext conf -state disabled
7046 return [expr {[llength $tags] + $nutags}]
7047}
7048
7049# called when we have finished computing the nearby tags
7050proc dispneartags {delay} {
7051 global selectedline currentid showneartags tagphase
7052
7053 if {$selectedline eq {} || !$showneartags} return
7054 after cancel dispnexttag
7055 if {$delay} {
7056 after 200 dispnexttag
7057 set tagphase -1
7058 } else {
7059 after idle dispnexttag
7060 set tagphase 0
7061 }
7062}
7063
7064proc dispnexttag {} {
7065 global selectedline currentid showneartags tagphase ctext
7066
7067 if {$selectedline eq {} || !$showneartags} return
7068 switch -- $tagphase {
7069 0 {
7070 set dtags [desctags $currentid]
7071 if {$dtags ne {}} {
7072 appendrefs precedes $dtags idtags
7073 }
7074 }
7075 1 {
7076 set atags [anctags $currentid]
7077 if {$atags ne {}} {
7078 appendrefs follows $atags idtags
7079 }
7080 }
7081 2 {
7082 set dheads [descheads $currentid]
7083 if {$dheads ne {}} {
7084 if {[appendrefs branch $dheads idheads] > 1
7085 && [$ctext get "branch -3c"] eq "h"} {
7086 # turn "Branch" into "Branches"
7087 $ctext conf -state normal
7088 $ctext insert "branch -2c" "es"
7089 $ctext conf -state disabled
7090 }
7091 }
7092 }
7093 }
7094 if {[incr tagphase] <= 2} {
7095 after idle dispnexttag
7096 }
7097}
7098
7099proc make_secsel {id} {
7100 global linehtag linentag linedtag canv canv2 canv3
7101
7102 if {![info exists linehtag($id)]} return
7103 $canv delete secsel
7104 set t [eval $canv create rect [$canv bbox $linehtag($id)] -outline {{}} \
7105 -tags secsel -fill [$canv cget -selectbackground]]
7106 $canv lower $t
7107 $canv2 delete secsel
7108 set t [eval $canv2 create rect [$canv2 bbox $linentag($id)] -outline {{}} \
7109 -tags secsel -fill [$canv2 cget -selectbackground]]
7110 $canv2 lower $t
7111 $canv3 delete secsel
7112 set t [eval $canv3 create rect [$canv3 bbox $linedtag($id)] -outline {{}} \
7113 -tags secsel -fill [$canv3 cget -selectbackground]]
7114 $canv3 lower $t
7115}
7116
7117proc make_idmark {id} {
7118 global linehtag canv fgcolor
7119
7120 if {![info exists linehtag($id)]} return
7121 $canv delete markid
7122 set t [eval $canv create rect [$canv bbox $linehtag($id)] \
7123 -tags markid -outline $fgcolor]
7124 $canv raise $t
7125}
7126
7127proc selectline {l isnew {desired_loc {}}} {
7128 global canv ctext commitinfo selectedline
7129 global canvy0 linespc parents children curview
7130 global currentid sha1entry
7131 global commentend idtags linknum
7132 global mergemax numcommits pending_select
7133 global cmitmode showneartags allcommits
7134 global targetrow targetid lastscrollrows
7135 global autoselect autosellen jump_to_here
7136 global vinlinediff
7137
7138 catch {unset pending_select}
7139 $canv delete hover
7140 normalline
7141 unsel_reflist
7142 stopfinding
7143 if {$l < 0 || $l >= $numcommits} return
7144 set id [commitonrow $l]
7145 set targetid $id
7146 set targetrow $l
7147 set selectedline $l
7148 set currentid $id
7149 if {$lastscrollrows < $numcommits} {
7150 setcanvscroll
7151 }
7152
7153 set y [expr {$canvy0 + $l * $linespc}]
7154 set ymax [lindex [$canv cget -scrollregion] 3]
7155 set ytop [expr {$y - $linespc - 1}]
7156 set ybot [expr {$y + $linespc + 1}]
7157 set wnow [$canv yview]
7158 set wtop [expr {[lindex $wnow 0] * $ymax}]
7159 set wbot [expr {[lindex $wnow 1] * $ymax}]
7160 set wh [expr {$wbot - $wtop}]
7161 set newtop $wtop
7162 if {$ytop < $wtop} {
7163 if {$ybot < $wtop} {
7164 set newtop [expr {$y - $wh / 2.0}]
7165 } else {
7166 set newtop $ytop
7167 if {$newtop > $wtop - $linespc} {
7168 set newtop [expr {$wtop - $linespc}]
7169 }
7170 }
7171 } elseif {$ybot > $wbot} {
7172 if {$ytop > $wbot} {
7173 set newtop [expr {$y - $wh / 2.0}]
7174 } else {
7175 set newtop [expr {$ybot - $wh}]
7176 if {$newtop < $wtop + $linespc} {
7177 set newtop [expr {$wtop + $linespc}]
7178 }
7179 }
7180 }
7181 if {$newtop != $wtop} {
7182 if {$newtop < 0} {
7183 set newtop 0
7184 }
7185 allcanvs yview moveto [expr {$newtop * 1.0 / $ymax}]
7186 drawvisible
7187 }
7188
7189 make_secsel $id
7190
7191 if {$isnew} {
7192 addtohistory [list selbyid $id 0] savecmitpos
7193 }
7194
7195 $sha1entry delete 0 end
7196 $sha1entry insert 0 $id
7197 if {$autoselect} {
7198 $sha1entry selection range 0 $autosellen
7199 }
7200 rhighlight_sel $id
7201
7202 $ctext conf -state normal
7203 clear_ctext
7204 set linknum 0
7205 if {![info exists commitinfo($id)]} {
7206 getcommit $id
7207 }
7208 set info $commitinfo($id)
7209 set date [formatdate [lindex $info 2]]
7210 $ctext insert end "[mc "Author"]: [lindex $info 1] $date\n"
7211 set date [formatdate [lindex $info 4]]
7212 $ctext insert end "[mc "Committer"]: [lindex $info 3] $date\n"
7213 if {[info exists idtags($id)]} {
7214 $ctext insert end [mc "Tags:"]
7215 foreach tag $idtags($id) {
7216 $ctext insert end " $tag"
7217 }
7218 $ctext insert end "\n"
7219 }
7220
7221 set headers {}
7222 set olds $parents($curview,$id)
7223 if {[llength $olds] > 1} {
7224 set np 0
7225 foreach p $olds {
7226 if {$np >= $mergemax} {
7227 set tag mmax
7228 } else {
7229 set tag m$np
7230 }
7231 $ctext insert end "[mc "Parent"]: " $tag
7232 appendwithlinks [commit_descriptor $p] {}
7233 incr np
7234 }
7235 } else {
7236 foreach p $olds {
7237 append headers "[mc "Parent"]: [commit_descriptor $p]"
7238 }
7239 }
7240
7241 foreach c $children($curview,$id) {
7242 append headers "[mc "Child"]: [commit_descriptor $c]"
7243 }
7244
7245 # make anything that looks like a SHA1 ID be a clickable link
7246 appendwithlinks $headers {}
7247 if {$showneartags} {
7248 if {![info exists allcommits]} {
7249 getallcommits
7250 }
7251 $ctext insert end "[mc "Branch"]: "
7252 $ctext mark set branch "end -1c"
7253 $ctext mark gravity branch left
7254 $ctext insert end "\n[mc "Follows"]: "
7255 $ctext mark set follows "end -1c"
7256 $ctext mark gravity follows left
7257 $ctext insert end "\n[mc "Precedes"]: "
7258 $ctext mark set precedes "end -1c"
7259 $ctext mark gravity precedes left
7260 $ctext insert end "\n"
7261 dispneartags 1
7262 }
7263 $ctext insert end "\n"
7264 set comment [lindex $info 5]
7265 if {[string first "\r" $comment] >= 0} {
7266 set comment [string map {"\r" "\n "} $comment]
7267 }
7268 appendwithlinks $comment {comment}
7269
7270 $ctext tag remove found 1.0 end
7271 $ctext conf -state disabled
7272 set commentend [$ctext index "end - 1c"]
7273
7274 set jump_to_here $desired_loc
7275 init_flist [mc "Comments"]
7276 if {$cmitmode eq "tree"} {
7277 gettree $id
7278 } elseif {$vinlinediff($curview) == 1} {
7279 showinlinediff $id
7280 } elseif {[llength $olds] <= 1} {
7281 startdiff $id
7282 } else {
7283 mergediff $id
7284 }
7285}
7286
7287proc selfirstline {} {
7288 unmarkmatches
7289 selectline 0 1
7290}
7291
7292proc sellastline {} {
7293 global numcommits
7294 unmarkmatches
7295 set l [expr {$numcommits - 1}]
7296 selectline $l 1
7297}
7298
7299proc selnextline {dir} {
7300 global selectedline
7301 focus .
7302 if {$selectedline eq {}} return
7303 set l [expr {$selectedline + $dir}]
7304 unmarkmatches
7305 selectline $l 1
7306}
7307
7308proc selnextpage {dir} {
7309 global canv linespc selectedline numcommits
7310
7311 set lpp [expr {([winfo height $canv] - 2) / $linespc}]
7312 if {$lpp < 1} {
7313 set lpp 1
7314 }
7315 allcanvs yview scroll [expr {$dir * $lpp}] units
7316 drawvisible
7317 if {$selectedline eq {}} return
7318 set l [expr {$selectedline + $dir * $lpp}]
7319 if {$l < 0} {
7320 set l 0
7321 } elseif {$l >= $numcommits} {
7322 set l [expr $numcommits - 1]
7323 }
7324 unmarkmatches
7325 selectline $l 1
7326}
7327
7328proc unselectline {} {
7329 global selectedline currentid
7330
7331 set selectedline {}
7332 catch {unset currentid}
7333 allcanvs delete secsel
7334 rhighlight_none
7335}
7336
7337proc reselectline {} {
7338 global selectedline
7339
7340 if {$selectedline ne {}} {
7341 selectline $selectedline 0
7342 }
7343}
7344
7345proc addtohistory {cmd {saveproc {}}} {
7346 global history historyindex curview
7347
7348 unset_posvars
7349 save_position
7350 set elt [list $curview $cmd $saveproc {}]
7351 if {$historyindex > 0
7352 && [lindex $history [expr {$historyindex - 1}]] == $elt} {
7353 return
7354 }
7355
7356 if {$historyindex < [llength $history]} {
7357 set history [lreplace $history $historyindex end $elt]
7358 } else {
7359 lappend history $elt
7360 }
7361 incr historyindex
7362 if {$historyindex > 1} {
7363 .tf.bar.leftbut conf -state normal
7364 } else {
7365 .tf.bar.leftbut conf -state disabled
7366 }
7367 .tf.bar.rightbut conf -state disabled
7368}
7369
7370# save the scrolling position of the diff display pane
7371proc save_position {} {
7372 global historyindex history
7373
7374 if {$historyindex < 1} return
7375 set hi [expr {$historyindex - 1}]
7376 set fn [lindex $history $hi 2]
7377 if {$fn ne {}} {
7378 lset history $hi 3 [eval $fn]
7379 }
7380}
7381
7382proc unset_posvars {} {
7383 global last_posvars
7384
7385 if {[info exists last_posvars]} {
7386 foreach {var val} $last_posvars {
7387 global $var
7388 catch {unset $var}
7389 }
7390 unset last_posvars
7391 }
7392}
7393
7394proc godo {elt} {
7395 global curview last_posvars
7396
7397 set view [lindex $elt 0]
7398 set cmd [lindex $elt 1]
7399 set pv [lindex $elt 3]
7400 if {$curview != $view} {
7401 showview $view
7402 }
7403 unset_posvars
7404 foreach {var val} $pv {
7405 global $var
7406 set $var $val
7407 }
7408 set last_posvars $pv
7409 eval $cmd
7410}
7411
7412proc goback {} {
7413 global history historyindex
7414 focus .
7415
7416 if {$historyindex > 1} {
7417 save_position
7418 incr historyindex -1
7419 godo [lindex $history [expr {$historyindex - 1}]]
7420 .tf.bar.rightbut conf -state normal
7421 }
7422 if {$historyindex <= 1} {
7423 .tf.bar.leftbut conf -state disabled
7424 }
7425}
7426
7427proc goforw {} {
7428 global history historyindex
7429 focus .
7430
7431 if {$historyindex < [llength $history]} {
7432 save_position
7433 set cmd [lindex $history $historyindex]
7434 incr historyindex
7435 godo $cmd
7436 .tf.bar.leftbut conf -state normal
7437 }
7438 if {$historyindex >= [llength $history]} {
7439 .tf.bar.rightbut conf -state disabled
7440 }
7441}
7442
7443proc gettree {id} {
7444 global treefilelist treeidlist diffids diffmergeid treepending
7445 global nullid nullid2
7446
7447 set diffids $id
7448 catch {unset diffmergeid}
7449 if {![info exists treefilelist($id)]} {
7450 if {![info exists treepending]} {
7451 if {$id eq $nullid} {
7452 set cmd [list | git ls-files]
7453 } elseif {$id eq $nullid2} {
7454 set cmd [list | git ls-files --stage -t]
7455 } else {
7456 set cmd [list | git ls-tree -r $id]
7457 }
7458 if {[catch {set gtf [open $cmd r]}]} {
7459 return
7460 }
7461 set treepending $id
7462 set treefilelist($id) {}
7463 set treeidlist($id) {}
7464 fconfigure $gtf -blocking 0 -encoding binary
7465 filerun $gtf [list gettreeline $gtf $id]
7466 }
7467 } else {
7468 setfilelist $id
7469 }
7470}
7471
7472proc gettreeline {gtf id} {
7473 global treefilelist treeidlist treepending cmitmode diffids nullid nullid2
7474
7475 set nl 0
7476 while {[incr nl] <= 1000 && [gets $gtf line] >= 0} {
7477 if {$diffids eq $nullid} {
7478 set fname $line
7479 } else {
7480 set i [string first "\t" $line]
7481 if {$i < 0} continue
7482 set fname [string range $line [expr {$i+1}] end]
7483 set line [string range $line 0 [expr {$i-1}]]
7484 if {$diffids ne $nullid2 && [lindex $line 1] ne "blob"} continue
7485 set sha1 [lindex $line 2]
7486 lappend treeidlist($id) $sha1
7487 }
7488 if {[string index $fname 0] eq "\""} {
7489 set fname [lindex $fname 0]
7490 }
7491 set fname [encoding convertfrom $fname]
7492 lappend treefilelist($id) $fname
7493 }
7494 if {![eof $gtf]} {
7495 return [expr {$nl >= 1000? 2: 1}]
7496 }
7497 close $gtf
7498 unset treepending
7499 if {$cmitmode ne "tree"} {
7500 if {![info exists diffmergeid]} {
7501 gettreediffs $diffids
7502 }
7503 } elseif {$id ne $diffids} {
7504 gettree $diffids
7505 } else {
7506 setfilelist $id
7507 }
7508 return 0
7509}
7510
7511proc showfile {f} {
7512 global treefilelist treeidlist diffids nullid nullid2
7513 global ctext_file_names ctext_file_lines
7514 global ctext commentend
7515
7516 set i [lsearch -exact $treefilelist($diffids) $f]
7517 if {$i < 0} {
7518 puts "oops, $f not in list for id $diffids"
7519 return
7520 }
7521 if {$diffids eq $nullid} {
7522 if {[catch {set bf [open $f r]} err]} {
7523 puts "oops, can't read $f: $err"
7524 return
7525 }
7526 } else {
7527 set blob [lindex $treeidlist($diffids) $i]
7528 if {[catch {set bf [open [concat | git cat-file blob $blob] r]} err]} {
7529 puts "oops, error reading blob $blob: $err"
7530 return
7531 }
7532 }
7533 fconfigure $bf -blocking 0 -encoding [get_path_encoding $f]
7534 filerun $bf [list getblobline $bf $diffids]
7535 $ctext config -state normal
7536 clear_ctext $commentend
7537 lappend ctext_file_names $f
7538 lappend ctext_file_lines [lindex [split $commentend "."] 0]
7539 $ctext insert end "\n"
7540 $ctext insert end "$f\n" filesep
7541 $ctext config -state disabled
7542 $ctext yview $commentend
7543 settabs 0
7544}
7545
7546proc getblobline {bf id} {
7547 global diffids cmitmode ctext
7548
7549 if {$id ne $diffids || $cmitmode ne "tree"} {
7550 catch {close $bf}
7551 return 0
7552 }
7553 $ctext config -state normal
7554 set nl 0
7555 while {[incr nl] <= 1000 && [gets $bf line] >= 0} {
7556 $ctext insert end "$line\n"
7557 }
7558 if {[eof $bf]} {
7559 global jump_to_here ctext_file_names commentend
7560
7561 # delete last newline
7562 $ctext delete "end - 2c" "end - 1c"
7563 close $bf
7564 if {$jump_to_here ne {} &&
7565 [lindex $jump_to_here 0] eq [lindex $ctext_file_names 0]} {
7566 set lnum [expr {[lindex $jump_to_here 1] +
7567 [lindex [split $commentend .] 0]}]
7568 mark_ctext_line $lnum
7569 }
7570 $ctext config -state disabled
7571 return 0
7572 }
7573 $ctext config -state disabled
7574 return [expr {$nl >= 1000? 2: 1}]
7575}
7576
7577proc mark_ctext_line {lnum} {
7578 global ctext markbgcolor
7579
7580 $ctext tag delete omark
7581 $ctext tag add omark $lnum.0 "$lnum.0 + 1 line"
7582 $ctext tag conf omark -background $markbgcolor
7583 $ctext see $lnum.0
7584}
7585
7586proc mergediff {id} {
7587 global diffmergeid
7588 global diffids treediffs
7589 global parents curview
7590
7591 set diffmergeid $id
7592 set diffids $id
7593 set treediffs($id) {}
7594 set np [llength $parents($curview,$id)]
7595 settabs $np
7596 getblobdiffs $id
7597}
7598
7599proc startdiff {ids} {
7600 global treediffs diffids treepending diffmergeid nullid nullid2
7601
7602 settabs 1
7603 set diffids $ids
7604 catch {unset diffmergeid}
7605 if {![info exists treediffs($ids)] ||
7606 [lsearch -exact $ids $nullid] >= 0 ||
7607 [lsearch -exact $ids $nullid2] >= 0} {
7608 if {![info exists treepending]} {
7609 gettreediffs $ids
7610 }
7611 } else {
7612 addtocflist $ids
7613 }
7614}
7615
7616proc showinlinediff {ids} {
7617 global commitinfo commitdata ctext
7618 global treediffs
7619
7620 set info $commitinfo($ids)
7621 set diff [lindex $info 7]
7622 set difflines [split $diff "\n"]
7623
7624 initblobdiffvars
7625 set treediff {}
7626
7627 set inhdr 0
7628 foreach line $difflines {
7629 if {![string compare -length 5 "diff " $line]} {
7630 set inhdr 1
7631 } elseif {$inhdr && ![string compare -length 4 "+++ " $line]} {
7632 # offset also accounts for the b/ prefix
7633 lappend treediff [string range $line 6 end]
7634 set inhdr 0
7635 }
7636 }
7637
7638 set treediffs($ids) $treediff
7639 add_flist $treediff
7640
7641 $ctext conf -state normal
7642 foreach line $difflines {
7643 parseblobdiffline $ids $line
7644 }
7645 maybe_scroll_ctext 1
7646 $ctext conf -state disabled
7647}
7648
7649# If the filename (name) is under any of the passed filter paths
7650# then return true to include the file in the listing.
7651proc path_filter {filter name} {
7652 set worktree [gitworktree]
7653 foreach p $filter {
7654 set fq_p [file normalize $p]
7655 set fq_n [file normalize [file join $worktree $name]]
7656 if {[string match [file normalize $fq_p]* $fq_n]} {
7657 return 1
7658 }
7659 }
7660 return 0
7661}
7662
7663proc addtocflist {ids} {
7664 global treediffs
7665
7666 add_flist $treediffs($ids)
7667 getblobdiffs $ids
7668}
7669
7670proc diffcmd {ids flags} {
7671 global log_showroot nullid nullid2
7672
7673 set i [lsearch -exact $ids $nullid]
7674 set j [lsearch -exact $ids $nullid2]
7675 if {$i >= 0} {
7676 if {[llength $ids] > 1 && $j < 0} {
7677 # comparing working directory with some specific revision
7678 set cmd [concat | git diff-index $flags]
7679 if {$i == 0} {
7680 lappend cmd -R [lindex $ids 1]
7681 } else {
7682 lappend cmd [lindex $ids 0]
7683 }
7684 } else {
7685 # comparing working directory with index
7686 set cmd [concat | git diff-files $flags]
7687 if {$j == 1} {
7688 lappend cmd -R
7689 }
7690 }
7691 } elseif {$j >= 0} {
7692 set cmd [concat | git diff-index --cached $flags]
7693 if {[llength $ids] > 1} {
7694 # comparing index with specific revision
7695 if {$j == 0} {
7696 lappend cmd -R [lindex $ids 1]
7697 } else {
7698 lappend cmd [lindex $ids 0]
7699 }
7700 } else {
7701 # comparing index with HEAD
7702 lappend cmd HEAD
7703 }
7704 } else {
7705 if {$log_showroot} {
7706 lappend flags --root
7707 }
7708 set cmd [concat | git diff-tree -r $flags $ids]
7709 }
7710 return $cmd
7711}
7712
7713proc gettreediffs {ids} {
7714 global treediff treepending limitdiffs vfilelimit curview
7715
7716 set cmd [diffcmd $ids {--no-commit-id}]
7717 if {$limitdiffs && $vfilelimit($curview) ne {}} {
7718 set cmd [concat $cmd -- $vfilelimit($curview)]
7719 }
7720 if {[catch {set gdtf [open $cmd r]}]} return
7721
7722 set treepending $ids
7723 set treediff {}
7724 fconfigure $gdtf -blocking 0 -encoding binary
7725 filerun $gdtf [list gettreediffline $gdtf $ids]
7726}
7727
7728proc gettreediffline {gdtf ids} {
7729 global treediff treediffs treepending diffids diffmergeid
7730 global cmitmode vfilelimit curview limitdiffs perfile_attrs
7731
7732 set nr 0
7733 set sublist {}
7734 set max 1000
7735 if {$perfile_attrs} {
7736 # cache_gitattr is slow, and even slower on win32 where we
7737 # have to invoke it for only about 30 paths at a time
7738 set max 500
7739 if {[tk windowingsystem] == "win32"} {
7740 set max 120
7741 }
7742 }
7743 while {[incr nr] <= $max && [gets $gdtf line] >= 0} {
7744 set i [string first "\t" $line]
7745 if {$i >= 0} {
7746 set file [string range $line [expr {$i+1}] end]
7747 if {[string index $file 0] eq "\""} {
7748 set file [lindex $file 0]
7749 }
7750 set file [encoding convertfrom $file]
7751 if {$file ne [lindex $treediff end]} {
7752 lappend treediff $file
7753 lappend sublist $file
7754 }
7755 }
7756 }
7757 if {$perfile_attrs} {
7758 cache_gitattr encoding $sublist
7759 }
7760 if {![eof $gdtf]} {
7761 return [expr {$nr >= $max? 2: 1}]
7762 }
7763 close $gdtf
7764 set treediffs($ids) $treediff
7765 unset treepending
7766 if {$cmitmode eq "tree" && [llength $diffids] == 1} {
7767 gettree $diffids
7768 } elseif {$ids != $diffids} {
7769 if {![info exists diffmergeid]} {
7770 gettreediffs $diffids
7771 }
7772 } else {
7773 addtocflist $ids
7774 }
7775 return 0
7776}
7777
7778# empty string or positive integer
7779proc diffcontextvalidate {v} {
7780 return [regexp {^(|[1-9][0-9]*)$} $v]
7781}
7782
7783proc diffcontextchange {n1 n2 op} {
7784 global diffcontextstring diffcontext
7785
7786 if {[string is integer -strict $diffcontextstring]} {
7787 if {$diffcontextstring >= 0} {
7788 set diffcontext $diffcontextstring
7789 reselectline
7790 }
7791 }
7792}
7793
7794proc changeignorespace {} {
7795 reselectline
7796}
7797
7798proc changeworddiff {name ix op} {
7799 reselectline
7800}
7801
7802proc initblobdiffvars {} {
7803 global diffencoding targetline diffnparents
7804 global diffinhdr currdiffsubmod diffseehere
7805 set targetline {}
7806 set diffnparents 0
7807 set diffinhdr 0
7808 set diffencoding [get_path_encoding {}]
7809 set currdiffsubmod ""
7810 set diffseehere -1
7811}
7812
7813proc getblobdiffs {ids} {
7814 global blobdifffd diffids env
7815 global treediffs
7816 global diffcontext
7817 global ignorespace
7818 global worddiff
7819 global limitdiffs vfilelimit curview
7820 global git_version
7821
7822 set textconv {}
7823 if {[package vcompare $git_version "1.6.1"] >= 0} {
7824 set textconv "--textconv"
7825 }
7826 set submodule {}
7827 if {[package vcompare $git_version "1.6.6"] >= 0} {
7828 set submodule "--submodule"
7829 }
7830 set cmd [diffcmd $ids "-p $textconv $submodule -C --cc --no-commit-id -U$diffcontext"]
7831 if {$ignorespace} {
7832 append cmd " -w"
7833 }
7834 if {$worddiff ne [mc "Line diff"]} {
7835 append cmd " --word-diff=porcelain"
7836 }
7837 if {$limitdiffs && $vfilelimit($curview) ne {}} {
7838 set cmd [concat $cmd -- $vfilelimit($curview)]
7839 }
7840 if {[catch {set bdf [open $cmd r]} err]} {
7841 error_popup [mc "Error getting diffs: %s" $err]
7842 return
7843 }
7844 fconfigure $bdf -blocking 0 -encoding binary -eofchar {}
7845 set blobdifffd($ids) $bdf
7846 initblobdiffvars
7847 filerun $bdf [list getblobdiffline $bdf $diffids]
7848}
7849
7850proc savecmitpos {} {
7851 global ctext cmitmode
7852
7853 if {$cmitmode eq "tree"} {
7854 return {}
7855 }
7856 return [list target_scrollpos [$ctext index @0,0]]
7857}
7858
7859proc savectextpos {} {
7860 global ctext
7861
7862 return [list target_scrollpos [$ctext index @0,0]]
7863}
7864
7865proc maybe_scroll_ctext {ateof} {
7866 global ctext target_scrollpos
7867
7868 if {![info exists target_scrollpos]} return
7869 if {!$ateof} {
7870 set nlines [expr {[winfo height $ctext]
7871 / [font metrics textfont -linespace]}]
7872 if {[$ctext compare "$target_scrollpos + $nlines lines" <= end]} return
7873 }
7874 $ctext yview $target_scrollpos
7875 unset target_scrollpos
7876}
7877
7878proc setinlist {var i val} {
7879 global $var
7880
7881 while {[llength [set $var]] < $i} {
7882 lappend $var {}
7883 }
7884 if {[llength [set $var]] == $i} {
7885 lappend $var $val
7886 } else {
7887 lset $var $i $val
7888 }
7889}
7890
7891proc makediffhdr {fname ids} {
7892 global ctext curdiffstart treediffs diffencoding
7893 global ctext_file_names jump_to_here targetline diffline
7894
7895 set fname [encoding convertfrom $fname]
7896 set diffencoding [get_path_encoding $fname]
7897 set i [lsearch -exact $treediffs($ids) $fname]
7898 if {$i >= 0} {
7899 setinlist difffilestart $i $curdiffstart
7900 }
7901 lset ctext_file_names end $fname
7902 set l [expr {(78 - [string length $fname]) / 2}]
7903 set pad [string range "----------------------------------------" 1 $l]
7904 $ctext insert $curdiffstart "$pad $fname $pad" filesep
7905 set targetline {}
7906 if {$jump_to_here ne {} && [lindex $jump_to_here 0] eq $fname} {
7907 set targetline [lindex $jump_to_here 1]
7908 }
7909 set diffline 0
7910}
7911
7912proc blobdiffmaybeseehere {ateof} {
7913 global diffseehere
7914 if {$diffseehere >= 0} {
7915 mark_ctext_line [lindex [split $diffseehere .] 0]
7916 }
7917 maybe_scroll_ctext ateof
7918}
7919
7920proc getblobdiffline {bdf ids} {
7921 global diffids blobdifffd
7922 global ctext
7923
7924 set nr 0
7925 $ctext conf -state normal
7926 while {[incr nr] <= 1000 && [gets $bdf line] >= 0} {
7927 if {$ids != $diffids || $bdf != $blobdifffd($ids)} {
7928 catch {close $bdf}
7929 return 0
7930 }
7931 parseblobdiffline $ids $line
7932 }
7933 $ctext conf -state disabled
7934 blobdiffmaybeseehere [eof $bdf]
7935 if {[eof $bdf]} {
7936 catch {close $bdf}
7937 return 0
7938 }
7939 return [expr {$nr >= 1000? 2: 1}]
7940}
7941
7942proc parseblobdiffline {ids line} {
7943 global ctext curdiffstart
7944 global diffnexthead diffnextnote difffilestart
7945 global ctext_file_names ctext_file_lines
7946 global diffinhdr treediffs mergemax diffnparents
7947 global diffencoding jump_to_here targetline diffline currdiffsubmod
7948 global worddiff diffseehere
7949
7950 if {![string compare -length 5 "diff " $line]} {
7951 if {![regexp {^diff (--cc|--git) } $line m type]} {
7952 set line [encoding convertfrom $line]
7953 $ctext insert end "$line\n" hunksep
7954 continue
7955 }
7956 # start of a new file
7957 set diffinhdr 1
7958 $ctext insert end "\n"
7959 set curdiffstart [$ctext index "end - 1c"]
7960 lappend ctext_file_names ""
7961 lappend ctext_file_lines [lindex [split $curdiffstart "."] 0]
7962 $ctext insert end "\n" filesep
7963
7964 if {$type eq "--cc"} {
7965 # start of a new file in a merge diff
7966 set fname [string range $line 10 end]
7967 if {[lsearch -exact $treediffs($ids) $fname] < 0} {
7968 lappend treediffs($ids) $fname
7969 add_flist [list $fname]
7970 }
7971
7972 } else {
7973 set line [string range $line 11 end]
7974 # If the name hasn't changed the length will be odd,
7975 # the middle char will be a space, and the two bits either
7976 # side will be a/name and b/name, or "a/name" and "b/name".
7977 # If the name has changed we'll get "rename from" and
7978 # "rename to" or "copy from" and "copy to" lines following
7979 # this, and we'll use them to get the filenames.
7980 # This complexity is necessary because spaces in the
7981 # filename(s) don't get escaped.
7982 set l [string length $line]
7983 set i [expr {$l / 2}]
7984 if {!(($l & 1) && [string index $line $i] eq " " &&
7985 [string range $line 2 [expr {$i - 1}]] eq \
7986 [string range $line [expr {$i + 3}] end])} {
7987 return
7988 }
7989 # unescape if quoted and chop off the a/ from the front
7990 if {[string index $line 0] eq "\""} {
7991 set fname [string range [lindex $line 0] 2 end]
7992 } else {
7993 set fname [string range $line 2 [expr {$i - 1}]]
7994 }
7995 }
7996 makediffhdr $fname $ids
7997
7998 } elseif {![string compare -length 16 "* Unmerged path " $line]} {
7999 set fname [encoding convertfrom [string range $line 16 end]]
8000 $ctext insert end "\n"
8001 set curdiffstart [$ctext index "end - 1c"]
8002 lappend ctext_file_names $fname
8003 lappend ctext_file_lines [lindex [split $curdiffstart "."] 0]
8004 $ctext insert end "$line\n" filesep
8005 set i [lsearch -exact $treediffs($ids) $fname]
8006 if {$i >= 0} {
8007 setinlist difffilestart $i $curdiffstart
8008 }
8009
8010 } elseif {![string compare -length 2 "@@" $line]} {
8011 regexp {^@@+} $line ats
8012 set line [encoding convertfrom $diffencoding $line]
8013 $ctext insert end "$line\n" hunksep
8014 if {[regexp { \+(\d+),\d+ @@} $line m nl]} {
8015 set diffline $nl
8016 }
8017 set diffnparents [expr {[string length $ats] - 1}]
8018 set diffinhdr 0
8019
8020 } elseif {![string compare -length 10 "Submodule " $line]} {
8021 # start of a new submodule
8022 if {[regexp -indices "\[0-9a-f\]+\\.\\." $line nameend]} {
8023 set fname [string range $line 10 [expr [lindex $nameend 0] - 2]]
8024 } else {
8025 set fname [string range $line 10 [expr [string first "contains " $line] - 2]]
8026 }
8027 if {$currdiffsubmod != $fname} {
8028 $ctext insert end "\n"; # Add newline after commit message
8029 }
8030 set curdiffstart [$ctext index "end - 1c"]
8031 lappend ctext_file_names ""
8032 if {$currdiffsubmod != $fname} {
8033 lappend ctext_file_lines $fname
8034 makediffhdr $fname $ids
8035 set currdiffsubmod $fname
8036 $ctext insert end "\n$line\n" filesep
8037 } else {
8038 $ctext insert end "$line\n" filesep
8039 }
8040 } elseif {![string compare -length 3 " >" $line]} {
8041 set $currdiffsubmod ""
8042 set line [encoding convertfrom $diffencoding $line]
8043 $ctext insert end "$line\n" dresult
8044 } elseif {![string compare -length 3 " <" $line]} {
8045 set $currdiffsubmod ""
8046 set line [encoding convertfrom $diffencoding $line]
8047 $ctext insert end "$line\n" d0
8048 } elseif {$diffinhdr} {
8049 if {![string compare -length 12 "rename from " $line]} {
8050 set fname [string range $line [expr 6 + [string first " from " $line] ] end]
8051 if {[string index $fname 0] eq "\""} {
8052 set fname [lindex $fname 0]
8053 }
8054 set fname [encoding convertfrom $fname]
8055 set i [lsearch -exact $treediffs($ids) $fname]
8056 if {$i >= 0} {
8057 setinlist difffilestart $i $curdiffstart
8058 }
8059 } elseif {![string compare -length 10 $line "rename to "] ||
8060 ![string compare -length 8 $line "copy to "]} {
8061 set fname [string range $line [expr 4 + [string first " to " $line] ] end]
8062 if {[string index $fname 0] eq "\""} {
8063 set fname [lindex $fname 0]
8064 }
8065 makediffhdr $fname $ids
8066 } elseif {[string compare -length 3 $line "---"] == 0} {
8067 # do nothing
8068 return
8069 } elseif {[string compare -length 3 $line "+++"] == 0} {
8070 set diffinhdr 0
8071 return
8072 }
8073 $ctext insert end "$line\n" filesep
8074
8075 } else {
8076 set line [string map {\x1A ^Z} \
8077 [encoding convertfrom $diffencoding $line]]
8078 # parse the prefix - one ' ', '-' or '+' for each parent
8079 set prefix [string range $line 0 [expr {$diffnparents - 1}]]
8080 set tag [expr {$diffnparents > 1? "m": "d"}]
8081 set dowords [expr {$worddiff ne [mc "Line diff"] && $diffnparents == 1}]
8082 set words_pre_markup ""
8083 set words_post_markup ""
8084 if {[string trim $prefix " -+"] eq {}} {
8085 # prefix only has " ", "-" and "+" in it: normal diff line
8086 set num [string first "-" $prefix]
8087 if {$dowords} {
8088 set line [string range $line 1 end]
8089 }
8090 if {$num >= 0} {
8091 # removed line, first parent with line is $num
8092 if {$num >= $mergemax} {
8093 set num "max"
8094 }
8095 if {$dowords && $worddiff eq [mc "Markup words"]} {
8096 $ctext insert end "\[-$line-\]" $tag$num
8097 } else {
8098 $ctext insert end "$line" $tag$num
8099 }
8100 if {!$dowords} {
8101 $ctext insert end "\n" $tag$num
8102 }
8103 } else {
8104 set tags {}
8105 if {[string first "+" $prefix] >= 0} {
8106 # added line
8107 lappend tags ${tag}result
8108 if {$diffnparents > 1} {
8109 set num [string first " " $prefix]
8110 if {$num >= 0} {
8111 if {$num >= $mergemax} {
8112 set num "max"
8113 }
8114 lappend tags m$num
8115 }
8116 }
8117 set words_pre_markup "{+"
8118 set words_post_markup "+}"
8119 }
8120 if {$targetline ne {}} {
8121 if {$diffline == $targetline} {
8122 set diffseehere [$ctext index "end - 1 chars"]
8123 set targetline {}
8124 } else {
8125 incr diffline
8126 }
8127 }
8128 if {$dowords && $worddiff eq [mc "Markup words"]} {
8129 $ctext insert end "$words_pre_markup$line$words_post_markup" $tags
8130 } else {
8131 $ctext insert end "$line" $tags
8132 }
8133 if {!$dowords} {
8134 $ctext insert end "\n" $tags
8135 }
8136 }
8137 } elseif {$dowords && $prefix eq "~"} {
8138 $ctext insert end "\n" {}
8139 } else {
8140 # "\ No newline at end of file",
8141 # or something else we don't recognize
8142 $ctext insert end "$line\n" hunksep
8143 }
8144 }
8145}
8146
8147proc changediffdisp {} {
8148 global ctext diffelide
8149
8150 $ctext tag conf d0 -elide [lindex $diffelide 0]
8151 $ctext tag conf dresult -elide [lindex $diffelide 1]
8152}
8153
8154proc highlightfile {cline} {
8155 global cflist cflist_top
8156
8157 if {![info exists cflist_top]} return
8158
8159 $cflist tag remove highlight $cflist_top.0 "$cflist_top.0 lineend"
8160 $cflist tag add highlight $cline.0 "$cline.0 lineend"
8161 $cflist see $cline.0
8162 set cflist_top $cline
8163}
8164
8165proc highlightfile_for_scrollpos {topidx} {
8166 global cmitmode difffilestart
8167
8168 if {$cmitmode eq "tree"} return
8169 if {![info exists difffilestart]} return
8170
8171 set top [lindex [split $topidx .] 0]
8172 if {$difffilestart eq {} || $top < [lindex $difffilestart 0]} {
8173 highlightfile 0
8174 } else {
8175 highlightfile [expr {[bsearch $difffilestart $top] + 2}]
8176 }
8177}
8178
8179proc prevfile {} {
8180 global difffilestart ctext cmitmode
8181
8182 if {$cmitmode eq "tree"} return
8183 set prev 0.0
8184 set here [$ctext index @0,0]
8185 foreach loc $difffilestart {
8186 if {[$ctext compare $loc >= $here]} {
8187 $ctext yview $prev
8188 return
8189 }
8190 set prev $loc
8191 }
8192 $ctext yview $prev
8193}
8194
8195proc nextfile {} {
8196 global difffilestart ctext cmitmode
8197
8198 if {$cmitmode eq "tree"} return
8199 set here [$ctext index @0,0]
8200 foreach loc $difffilestart {
8201 if {[$ctext compare $loc > $here]} {
8202 $ctext yview $loc
8203 return
8204 }
8205 }
8206}
8207
8208proc clear_ctext {{first 1.0}} {
8209 global ctext smarktop smarkbot
8210 global ctext_file_names ctext_file_lines
8211 global pendinglinks
8212
8213 set l [lindex [split $first .] 0]
8214 if {![info exists smarktop] || [$ctext compare $first < $smarktop.0]} {
8215 set smarktop $l
8216 }
8217 if {![info exists smarkbot] || [$ctext compare $first < $smarkbot.0]} {
8218 set smarkbot $l
8219 }
8220 $ctext delete $first end
8221 if {$first eq "1.0"} {
8222 catch {unset pendinglinks}
8223 }
8224 set ctext_file_names {}
8225 set ctext_file_lines {}
8226}
8227
8228proc settabs {{firstab {}}} {
8229 global firsttabstop tabstop ctext have_tk85
8230
8231 if {$firstab ne {} && $have_tk85} {
8232 set firsttabstop $firstab
8233 }
8234 set w [font measure textfont "0"]
8235 if {$firsttabstop != 0} {
8236 $ctext conf -tabs [list [expr {($firsttabstop + $tabstop) * $w}] \
8237 [expr {($firsttabstop + 2 * $tabstop) * $w}]]
8238 } elseif {$have_tk85 || $tabstop != 8} {
8239 $ctext conf -tabs [expr {$tabstop * $w}]
8240 } else {
8241 $ctext conf -tabs {}
8242 }
8243}
8244
8245proc incrsearch {name ix op} {
8246 global ctext searchstring searchdirn
8247
8248 if {[catch {$ctext index anchor}]} {
8249 # no anchor set, use start of selection, or of visible area
8250 set sel [$ctext tag ranges sel]
8251 if {$sel ne {}} {
8252 $ctext mark set anchor [lindex $sel 0]
8253 } elseif {$searchdirn eq "-forwards"} {
8254 $ctext mark set anchor @0,0
8255 } else {
8256 $ctext mark set anchor @0,[winfo height $ctext]
8257 }
8258 }
8259 if {$searchstring ne {}} {
8260 set here [$ctext search -count mlen $searchdirn -- $searchstring anchor]
8261 if {$here ne {}} {
8262 $ctext see $here
8263 set mend "$here + $mlen c"
8264 $ctext tag remove sel 1.0 end
8265 $ctext tag add sel $here $mend
8266 suppress_highlighting_file_for_current_scrollpos
8267 highlightfile_for_scrollpos $here
8268 }
8269 }
8270 rehighlight_search_results
8271}
8272
8273proc dosearch {} {
8274 global sstring ctext searchstring searchdirn
8275
8276 focus $sstring
8277 $sstring icursor end
8278 set searchdirn -forwards
8279 if {$searchstring ne {}} {
8280 set sel [$ctext tag ranges sel]
8281 if {$sel ne {}} {
8282 set start "[lindex $sel 0] + 1c"
8283 } elseif {[catch {set start [$ctext index anchor]}]} {
8284 set start "@0,0"
8285 }
8286 set match [$ctext search -count mlen -- $searchstring $start]
8287 $ctext tag remove sel 1.0 end
8288 if {$match eq {}} {
8289 bell
8290 return
8291 }
8292 $ctext see $match
8293 suppress_highlighting_file_for_current_scrollpos
8294 highlightfile_for_scrollpos $match
8295 set mend "$match + $mlen c"
8296 $ctext tag add sel $match $mend
8297 $ctext mark unset anchor
8298 rehighlight_search_results
8299 }
8300}
8301
8302proc dosearchback {} {
8303 global sstring ctext searchstring searchdirn
8304
8305 focus $sstring
8306 $sstring icursor end
8307 set searchdirn -backwards
8308 if {$searchstring ne {}} {
8309 set sel [$ctext tag ranges sel]
8310 if {$sel ne {}} {
8311 set start [lindex $sel 0]
8312 } elseif {[catch {set start [$ctext index anchor]}]} {
8313 set start @0,[winfo height $ctext]
8314 }
8315 set match [$ctext search -backwards -count ml -- $searchstring $start]
8316 $ctext tag remove sel 1.0 end
8317 if {$match eq {}} {
8318 bell
8319 return
8320 }
8321 $ctext see $match
8322 suppress_highlighting_file_for_current_scrollpos
8323 highlightfile_for_scrollpos $match
8324 set mend "$match + $ml c"
8325 $ctext tag add sel $match $mend
8326 $ctext mark unset anchor
8327 rehighlight_search_results
8328 }
8329}
8330
8331proc rehighlight_search_results {} {
8332 global ctext searchstring
8333
8334 $ctext tag remove found 1.0 end
8335 $ctext tag remove currentsearchhit 1.0 end
8336
8337 if {$searchstring ne {}} {
8338 searchmarkvisible 1
8339 }
8340}
8341
8342proc searchmark {first last} {
8343 global ctext searchstring
8344
8345 set sel [$ctext tag ranges sel]
8346
8347 set mend $first.0
8348 while {1} {
8349 set match [$ctext search -count mlen -- $searchstring $mend $last.end]
8350 if {$match eq {}} break
8351 set mend "$match + $mlen c"
8352 if {$sel ne {} && [$ctext compare $match == [lindex $sel 0]]} {
8353 $ctext tag add currentsearchhit $match $mend
8354 } else {
8355 $ctext tag add found $match $mend
8356 }
8357 }
8358}
8359
8360proc searchmarkvisible {doall} {
8361 global ctext smarktop smarkbot
8362
8363 set topline [lindex [split [$ctext index @0,0] .] 0]
8364 set botline [lindex [split [$ctext index @0,[winfo height $ctext]] .] 0]
8365 if {$doall || $botline < $smarktop || $topline > $smarkbot} {
8366 # no overlap with previous
8367 searchmark $topline $botline
8368 set smarktop $topline
8369 set smarkbot $botline
8370 } else {
8371 if {$topline < $smarktop} {
8372 searchmark $topline [expr {$smarktop-1}]
8373 set smarktop $topline
8374 }
8375 if {$botline > $smarkbot} {
8376 searchmark [expr {$smarkbot+1}] $botline
8377 set smarkbot $botline
8378 }
8379 }
8380}
8381
8382proc suppress_highlighting_file_for_current_scrollpos {} {
8383 global ctext suppress_highlighting_file_for_this_scrollpos
8384
8385 set suppress_highlighting_file_for_this_scrollpos [$ctext index @0,0]
8386}
8387
8388proc scrolltext {f0 f1} {
8389 global searchstring cmitmode ctext
8390 global suppress_highlighting_file_for_this_scrollpos
8391
8392 set topidx [$ctext index @0,0]
8393 if {![info exists suppress_highlighting_file_for_this_scrollpos]
8394 || $topidx ne $suppress_highlighting_file_for_this_scrollpos} {
8395 highlightfile_for_scrollpos $topidx
8396 }
8397
8398 catch {unset suppress_highlighting_file_for_this_scrollpos}
8399
8400 .bleft.bottom.sb set $f0 $f1
8401 if {$searchstring ne {}} {
8402 searchmarkvisible 0
8403 }
8404}
8405
8406proc setcoords {} {
8407 global linespc charspc canvx0 canvy0
8408 global xspc1 xspc2 lthickness
8409
8410 set linespc [font metrics mainfont -linespace]
8411 set charspc [font measure mainfont "m"]
8412 set canvy0 [expr {int(3 + 0.5 * $linespc)}]
8413 set canvx0 [expr {int(3 + 0.5 * $linespc)}]
8414 set lthickness [expr {int($linespc / 9) + 1}]
8415 set xspc1(0) $linespc
8416 set xspc2 $linespc
8417}
8418
8419proc redisplay {} {
8420 global canv
8421 global selectedline
8422
8423 set ymax [lindex [$canv cget -scrollregion] 3]
8424 if {$ymax eq {} || $ymax == 0} return
8425 set span [$canv yview]
8426 clear_display
8427 setcanvscroll
8428 allcanvs yview moveto [lindex $span 0]
8429 drawvisible
8430 if {$selectedline ne {}} {
8431 selectline $selectedline 0
8432 allcanvs yview moveto [lindex $span 0]
8433 }
8434}
8435
8436proc parsefont {f n} {
8437 global fontattr
8438
8439 set fontattr($f,family) [lindex $n 0]
8440 set s [lindex $n 1]
8441 if {$s eq {} || $s == 0} {
8442 set s 10
8443 } elseif {$s < 0} {
8444 set s [expr {int(-$s / [winfo fpixels . 1p] + 0.5)}]
8445 }
8446 set fontattr($f,size) $s
8447 set fontattr($f,weight) normal
8448 set fontattr($f,slant) roman
8449 foreach style [lrange $n 2 end] {
8450 switch -- $style {
8451 "normal" -
8452 "bold" {set fontattr($f,weight) $style}
8453 "roman" -
8454 "italic" {set fontattr($f,slant) $style}
8455 }
8456 }
8457}
8458
8459proc fontflags {f {isbold 0}} {
8460 global fontattr
8461
8462 return [list -family $fontattr($f,family) -size $fontattr($f,size) \
8463 -weight [expr {$isbold? "bold": $fontattr($f,weight)}] \
8464 -slant $fontattr($f,slant)]
8465}
8466
8467proc fontname {f} {
8468 global fontattr
8469
8470 set n [list $fontattr($f,family) $fontattr($f,size)]
8471 if {$fontattr($f,weight) eq "bold"} {
8472 lappend n "bold"
8473 }
8474 if {$fontattr($f,slant) eq "italic"} {
8475 lappend n "italic"
8476 }
8477 return $n
8478}
8479
8480proc incrfont {inc} {
8481 global mainfont textfont ctext canv cflist showrefstop
8482 global stopped entries fontattr
8483
8484 unmarkmatches
8485 set s $fontattr(mainfont,size)
8486 incr s $inc
8487 if {$s < 1} {
8488 set s 1
8489 }
8490 set fontattr(mainfont,size) $s
8491 font config mainfont -size $s
8492 font config mainfontbold -size $s
8493 set mainfont [fontname mainfont]
8494 set s $fontattr(textfont,size)
8495 incr s $inc
8496 if {$s < 1} {
8497 set s 1
8498 }
8499 set fontattr(textfont,size) $s
8500 font config textfont -size $s
8501 font config textfontbold -size $s
8502 set textfont [fontname textfont]
8503 setcoords
8504 settabs
8505 redisplay
8506}
8507
8508proc clearsha1 {} {
8509 global sha1entry sha1string
8510 if {[string length $sha1string] == 40} {
8511 $sha1entry delete 0 end
8512 }
8513}
8514
8515proc sha1change {n1 n2 op} {
8516 global sha1string currentid sha1but
8517 if {$sha1string == {}
8518 || ([info exists currentid] && $sha1string == $currentid)} {
8519 set state disabled
8520 } else {
8521 set state normal
8522 }
8523 if {[$sha1but cget -state] == $state} return
8524 if {$state == "normal"} {
8525 $sha1but conf -state normal -relief raised -text "[mc "Goto:"] "
8526 } else {
8527 $sha1but conf -state disabled -relief flat -text "[mc "SHA1 ID:"] "
8528 }
8529}
8530
8531proc gotocommit {} {
8532 global sha1string tagids headids curview varcid
8533
8534 if {$sha1string == {}
8535 || ([info exists currentid] && $sha1string == $currentid)} return
8536 if {[info exists tagids($sha1string)]} {
8537 set id $tagids($sha1string)
8538 } elseif {[info exists headids($sha1string)]} {
8539 set id $headids($sha1string)
8540 } else {
8541 set id [string tolower $sha1string]
8542 if {[regexp {^[0-9a-f]{4,39}$} $id]} {
8543 set matches [longid $id]
8544 if {$matches ne {}} {
8545 if {[llength $matches] > 1} {
8546 error_popup [mc "Short SHA1 id %s is ambiguous" $id]
8547 return
8548 }
8549 set id [lindex $matches 0]
8550 }
8551 } else {
8552 if {[catch {set id [exec git rev-parse --verify $sha1string]}]} {
8553 error_popup [mc "Revision %s is not known" $sha1string]
8554 return
8555 }
8556 }
8557 }
8558 if {[commitinview $id $curview]} {
8559 selectline [rowofcommit $id] 1
8560 return
8561 }
8562 if {[regexp {^[0-9a-fA-F]{4,}$} $sha1string]} {
8563 set msg [mc "SHA1 id %s is not known" $sha1string]
8564 } else {
8565 set msg [mc "Revision %s is not in the current view" $sha1string]
8566 }
8567 error_popup $msg
8568}
8569
8570proc lineenter {x y id} {
8571 global hoverx hovery hoverid hovertimer
8572 global commitinfo canv
8573
8574 if {![info exists commitinfo($id)] && ![getcommit $id]} return
8575 set hoverx $x
8576 set hovery $y
8577 set hoverid $id
8578 if {[info exists hovertimer]} {
8579 after cancel $hovertimer
8580 }
8581 set hovertimer [after 500 linehover]
8582 $canv delete hover
8583}
8584
8585proc linemotion {x y id} {
8586 global hoverx hovery hoverid hovertimer
8587
8588 if {[info exists hoverid] && $id == $hoverid} {
8589 set hoverx $x
8590 set hovery $y
8591 if {[info exists hovertimer]} {
8592 after cancel $hovertimer
8593 }
8594 set hovertimer [after 500 linehover]
8595 }
8596}
8597
8598proc lineleave {id} {
8599 global hoverid hovertimer canv
8600
8601 if {[info exists hoverid] && $id == $hoverid} {
8602 $canv delete hover
8603 if {[info exists hovertimer]} {
8604 after cancel $hovertimer
8605 unset hovertimer
8606 }
8607 unset hoverid
8608 }
8609}
8610
8611proc linehover {} {
8612 global hoverx hovery hoverid hovertimer
8613 global canv linespc lthickness
8614 global linehoverbgcolor linehoverfgcolor linehoveroutlinecolor
8615
8616 global commitinfo
8617
8618 set text [lindex $commitinfo($hoverid) 0]
8619 set ymax [lindex [$canv cget -scrollregion] 3]
8620 if {$ymax == {}} return
8621 set yfrac [lindex [$canv yview] 0]
8622 set x [expr {$hoverx + 2 * $linespc}]
8623 set y [expr {$hovery + $yfrac * $ymax - $linespc / 2}]
8624 set x0 [expr {$x - 2 * $lthickness}]
8625 set y0 [expr {$y - 2 * $lthickness}]
8626 set x1 [expr {$x + [font measure mainfont $text] + 2 * $lthickness}]
8627 set y1 [expr {$y + $linespc + 2 * $lthickness}]
8628 set t [$canv create rectangle $x0 $y0 $x1 $y1 \
8629 -fill $linehoverbgcolor -outline $linehoveroutlinecolor \
8630 -width 1 -tags hover]
8631 $canv raise $t
8632 set t [$canv create text $x $y -anchor nw -text $text -tags hover \
8633 -font mainfont -fill $linehoverfgcolor]
8634 $canv raise $t
8635}
8636
8637proc clickisonarrow {id y} {
8638 global lthickness
8639
8640 set ranges [rowranges $id]
8641 set thresh [expr {2 * $lthickness + 6}]
8642 set n [expr {[llength $ranges] - 1}]
8643 for {set i 1} {$i < $n} {incr i} {
8644 set row [lindex $ranges $i]
8645 if {abs([yc $row] - $y) < $thresh} {
8646 return $i
8647 }
8648 }
8649 return {}
8650}
8651
8652proc arrowjump {id n y} {
8653 global canv
8654
8655 # 1 <-> 2, 3 <-> 4, etc...
8656 set n [expr {(($n - 1) ^ 1) + 1}]
8657 set row [lindex [rowranges $id] $n]
8658 set yt [yc $row]
8659 set ymax [lindex [$canv cget -scrollregion] 3]
8660 if {$ymax eq {} || $ymax <= 0} return
8661 set view [$canv yview]
8662 set yspan [expr {[lindex $view 1] - [lindex $view 0]}]
8663 set yfrac [expr {$yt / $ymax - $yspan / 2}]
8664 if {$yfrac < 0} {
8665 set yfrac 0
8666 }
8667 allcanvs yview moveto $yfrac
8668}
8669
8670proc lineclick {x y id isnew} {
8671 global ctext commitinfo children canv thickerline curview
8672
8673 if {![info exists commitinfo($id)] && ![getcommit $id]} return
8674 unmarkmatches
8675 unselectline
8676 normalline
8677 $canv delete hover
8678 # draw this line thicker than normal
8679 set thickerline $id
8680 drawlines $id
8681 if {$isnew} {
8682 set ymax [lindex [$canv cget -scrollregion] 3]
8683 if {$ymax eq {}} return
8684 set yfrac [lindex [$canv yview] 0]
8685 set y [expr {$y + $yfrac * $ymax}]
8686 }
8687 set dirn [clickisonarrow $id $y]
8688 if {$dirn ne {}} {
8689 arrowjump $id $dirn $y
8690 return
8691 }
8692
8693 if {$isnew} {
8694 addtohistory [list lineclick $x $y $id 0] savectextpos
8695 }
8696 # fill the details pane with info about this line
8697 $ctext conf -state normal
8698 clear_ctext
8699 settabs 0
8700 $ctext insert end "[mc "Parent"]:\t"
8701 $ctext insert end $id link0
8702 setlink $id link0
8703 set info $commitinfo($id)
8704 $ctext insert end "\n\t[lindex $info 0]\n"
8705 $ctext insert end "\t[mc "Author"]:\t[lindex $info 1]\n"
8706 set date [formatdate [lindex $info 2]]
8707 $ctext insert end "\t[mc "Date"]:\t$date\n"
8708 set kids $children($curview,$id)
8709 if {$kids ne {}} {
8710 $ctext insert end "\n[mc "Children"]:"
8711 set i 0
8712 foreach child $kids {
8713 incr i
8714 if {![info exists commitinfo($child)] && ![getcommit $child]} continue
8715 set info $commitinfo($child)
8716 $ctext insert end "\n\t"
8717 $ctext insert end $child link$i
8718 setlink $child link$i
8719 $ctext insert end "\n\t[lindex $info 0]"
8720 $ctext insert end "\n\t[mc "Author"]:\t[lindex $info 1]"
8721 set date [formatdate [lindex $info 2]]
8722 $ctext insert end "\n\t[mc "Date"]:\t$date\n"
8723 }
8724 }
8725 maybe_scroll_ctext 1
8726 $ctext conf -state disabled
8727 init_flist {}
8728}
8729
8730proc normalline {} {
8731 global thickerline
8732 if {[info exists thickerline]} {
8733 set id $thickerline
8734 unset thickerline
8735 drawlines $id
8736 }
8737}
8738
8739proc selbyid {id {isnew 1}} {
8740 global curview
8741 if {[commitinview $id $curview]} {
8742 selectline [rowofcommit $id] $isnew
8743 }
8744}
8745
8746proc mstime {} {
8747 global startmstime
8748 if {![info exists startmstime]} {
8749 set startmstime [clock clicks -milliseconds]
8750 }
8751 return [format "%.3f" [expr {([clock click -milliseconds] - $startmstime) / 1000.0}]]
8752}
8753
8754proc rowmenu {x y id} {
8755 global rowctxmenu selectedline rowmenuid curview
8756 global nullid nullid2 fakerowmenu mainhead markedid
8757
8758 stopfinding
8759 set rowmenuid $id
8760 if {$selectedline eq {} || [rowofcommit $id] eq $selectedline} {
8761 set state disabled
8762 } else {
8763 set state normal
8764 }
8765 if {[info exists markedid] && $markedid ne $id} {
8766 set mstate normal
8767 } else {
8768 set mstate disabled
8769 }
8770 if {$id ne $nullid && $id ne $nullid2} {
8771 set menu $rowctxmenu
8772 if {$mainhead ne {}} {
8773 $menu entryconfigure 7 -label [mc "Reset %s branch to here" $mainhead] -state normal
8774 } else {
8775 $menu entryconfigure 7 -label [mc "Detached head: can't reset" $mainhead] -state disabled
8776 }
8777 $menu entryconfigure 9 -state $mstate
8778 $menu entryconfigure 10 -state $mstate
8779 $menu entryconfigure 11 -state $mstate
8780 } else {
8781 set menu $fakerowmenu
8782 }
8783 $menu entryconfigure [mca "Diff this -> selected"] -state $state
8784 $menu entryconfigure [mca "Diff selected -> this"] -state $state
8785 $menu entryconfigure [mca "Make patch"] -state $state
8786 $menu entryconfigure [mca "Diff this -> marked commit"] -state $mstate
8787 $menu entryconfigure [mca "Diff marked commit -> this"] -state $mstate
8788 tk_popup $menu $x $y
8789}
8790
8791proc markhere {} {
8792 global rowmenuid markedid canv
8793
8794 set markedid $rowmenuid
8795 make_idmark $markedid
8796}
8797
8798proc gotomark {} {
8799 global markedid
8800
8801 if {[info exists markedid]} {
8802 selbyid $markedid
8803 }
8804}
8805
8806proc replace_by_kids {l r} {
8807 global curview children
8808
8809 set id [commitonrow $r]
8810 set l [lreplace $l 0 0]
8811 foreach kid $children($curview,$id) {
8812 lappend l [rowofcommit $kid]
8813 }
8814 return [lsort -integer -decreasing -unique $l]
8815}
8816
8817proc find_common_desc {} {
8818 global markedid rowmenuid curview children
8819
8820 if {![info exists markedid]} return
8821 if {![commitinview $markedid $curview] ||
8822 ![commitinview $rowmenuid $curview]} return
8823 #set t1 [clock clicks -milliseconds]
8824 set l1 [list [rowofcommit $markedid]]
8825 set l2 [list [rowofcommit $rowmenuid]]
8826 while 1 {
8827 set r1 [lindex $l1 0]
8828 set r2 [lindex $l2 0]
8829 if {$r1 eq {} || $r2 eq {}} break
8830 if {$r1 == $r2} {
8831 selectline $r1 1
8832 break
8833 }
8834 if {$r1 > $r2} {
8835 set l1 [replace_by_kids $l1 $r1]
8836 } else {
8837 set l2 [replace_by_kids $l2 $r2]
8838 }
8839 }
8840 #set t2 [clock clicks -milliseconds]
8841 #puts "took [expr {$t2-$t1}]ms"
8842}
8843
8844proc compare_commits {} {
8845 global markedid rowmenuid curview children
8846
8847 if {![info exists markedid]} return
8848 if {![commitinview $markedid $curview]} return
8849 addtohistory [list do_cmp_commits $markedid $rowmenuid]
8850 do_cmp_commits $markedid $rowmenuid
8851}
8852
8853proc getpatchid {id} {
8854 global patchids
8855
8856 if {![info exists patchids($id)]} {
8857 set cmd [diffcmd [list $id] {-p --root}]
8858 # trim off the initial "|"
8859 set cmd [lrange $cmd 1 end]
8860 if {[catch {
8861 set x [eval exec $cmd | git patch-id]
8862 set patchids($id) [lindex $x 0]
8863 }]} {
8864 set patchids($id) "error"
8865 }
8866 }
8867 return $patchids($id)
8868}
8869
8870proc do_cmp_commits {a b} {
8871 global ctext curview parents children patchids commitinfo
8872
8873 $ctext conf -state normal
8874 clear_ctext
8875 init_flist {}
8876 for {set i 0} {$i < 100} {incr i} {
8877 set skipa 0
8878 set skipb 0
8879 if {[llength $parents($curview,$a)] > 1} {
8880 appendshortlink $a [mc "Skipping merge commit "] "\n"
8881 set skipa 1
8882 } else {
8883 set patcha [getpatchid $a]
8884 }
8885 if {[llength $parents($curview,$b)] > 1} {
8886 appendshortlink $b [mc "Skipping merge commit "] "\n"
8887 set skipb 1
8888 } else {
8889 set patchb [getpatchid $b]
8890 }
8891 if {!$skipa && !$skipb} {
8892 set heada [lindex $commitinfo($a) 0]
8893 set headb [lindex $commitinfo($b) 0]
8894 if {$patcha eq "error"} {
8895 appendshortlink $a [mc "Error getting patch ID for "] \
8896 [mc " - stopping\n"]
8897 break
8898 }
8899 if {$patchb eq "error"} {
8900 appendshortlink $b [mc "Error getting patch ID for "] \
8901 [mc " - stopping\n"]
8902 break
8903 }
8904 if {$patcha eq $patchb} {
8905 if {$heada eq $headb} {
8906 appendshortlink $a [mc "Commit "]
8907 appendshortlink $b " == " " $heada\n"
8908 } else {
8909 appendshortlink $a [mc "Commit "] " $heada\n"
8910 appendshortlink $b [mc " is the same patch as\n "] \
8911 " $headb\n"
8912 }
8913 set skipa 1
8914 set skipb 1
8915 } else {
8916 $ctext insert end "\n"
8917 appendshortlink $a [mc "Commit "] " $heada\n"
8918 appendshortlink $b [mc " differs from\n "] \
8919 " $headb\n"
8920 $ctext insert end [mc "Diff of commits:\n\n"]
8921 $ctext conf -state disabled
8922 update
8923 diffcommits $a $b
8924 return
8925 }
8926 }
8927 if {$skipa} {
8928 set kids [real_children $curview,$a]
8929 if {[llength $kids] != 1} {
8930 $ctext insert end "\n"
8931 appendshortlink $a [mc "Commit "] \
8932 [mc " has %s children - stopping\n" [llength $kids]]
8933 break
8934 }
8935 set a [lindex $kids 0]
8936 }
8937 if {$skipb} {
8938 set kids [real_children $curview,$b]
8939 if {[llength $kids] != 1} {
8940 appendshortlink $b [mc "Commit "] \
8941 [mc " has %s children - stopping\n" [llength $kids]]
8942 break
8943 }
8944 set b [lindex $kids 0]
8945 }
8946 }
8947 $ctext conf -state disabled
8948}
8949
8950proc diffcommits {a b} {
8951 global diffcontext diffids blobdifffd diffinhdr currdiffsubmod
8952
8953 set tmpdir [gitknewtmpdir]
8954 set fna [file join $tmpdir "commit-[string range $a 0 7]"]
8955 set fnb [file join $tmpdir "commit-[string range $b 0 7]"]
8956 if {[catch {
8957 exec git diff-tree -p --pretty $a >$fna
8958 exec git diff-tree -p --pretty $b >$fnb
8959 } err]} {
8960 error_popup [mc "Error writing commit to file: %s" $err]
8961 return
8962 }
8963 if {[catch {
8964 set fd [open "| diff -U$diffcontext $fna $fnb" r]
8965 } err]} {
8966 error_popup [mc "Error diffing commits: %s" $err]
8967 return
8968 }
8969 set diffids [list commits $a $b]
8970 set blobdifffd($diffids) $fd
8971 set diffinhdr 0
8972 set currdiffsubmod ""
8973 filerun $fd [list getblobdiffline $fd $diffids]
8974}
8975
8976proc diffvssel {dirn} {
8977 global rowmenuid selectedline
8978
8979 if {$selectedline eq {}} return
8980 if {$dirn} {
8981 set oldid [commitonrow $selectedline]
8982 set newid $rowmenuid
8983 } else {
8984 set oldid $rowmenuid
8985 set newid [commitonrow $selectedline]
8986 }
8987 addtohistory [list doseldiff $oldid $newid] savectextpos
8988 doseldiff $oldid $newid
8989}
8990
8991proc diffvsmark {dirn} {
8992 global rowmenuid markedid
8993
8994 if {![info exists markedid]} return
8995 if {$dirn} {
8996 set oldid $markedid
8997 set newid $rowmenuid
8998 } else {
8999 set oldid $rowmenuid
9000 set newid $markedid
9001 }
9002 addtohistory [list doseldiff $oldid $newid] savectextpos
9003 doseldiff $oldid $newid
9004}
9005
9006proc doseldiff {oldid newid} {
9007 global ctext
9008 global commitinfo
9009
9010 $ctext conf -state normal
9011 clear_ctext
9012 init_flist [mc "Top"]
9013 $ctext insert end "[mc "From"] "
9014 $ctext insert end $oldid link0
9015 setlink $oldid link0
9016 $ctext insert end "\n "
9017 $ctext insert end [lindex $commitinfo($oldid) 0]
9018 $ctext insert end "\n\n[mc "To"] "
9019 $ctext insert end $newid link1
9020 setlink $newid link1
9021 $ctext insert end "\n "
9022 $ctext insert end [lindex $commitinfo($newid) 0]
9023 $ctext insert end "\n"
9024 $ctext conf -state disabled
9025 $ctext tag remove found 1.0 end
9026 startdiff [list $oldid $newid]
9027}
9028
9029proc mkpatch {} {
9030 global rowmenuid currentid commitinfo patchtop patchnum NS
9031
9032 if {![info exists currentid]} return
9033 set oldid $currentid
9034 set oldhead [lindex $commitinfo($oldid) 0]
9035 set newid $rowmenuid
9036 set newhead [lindex $commitinfo($newid) 0]
9037 set top .patch
9038 set patchtop $top
9039 catch {destroy $top}
9040 ttk_toplevel $top
9041 make_transient $top .
9042 ${NS}::label $top.title -text [mc "Generate patch"]
9043 grid $top.title - -pady 10
9044 ${NS}::label $top.from -text [mc "From:"]
9045 ${NS}::entry $top.fromsha1 -width 40
9046 $top.fromsha1 insert 0 $oldid
9047 $top.fromsha1 conf -state readonly
9048 grid $top.from $top.fromsha1 -sticky w
9049 ${NS}::entry $top.fromhead -width 60
9050 $top.fromhead insert 0 $oldhead
9051 $top.fromhead conf -state readonly
9052 grid x $top.fromhead -sticky w
9053 ${NS}::label $top.to -text [mc "To:"]
9054 ${NS}::entry $top.tosha1 -width 40
9055 $top.tosha1 insert 0 $newid
9056 $top.tosha1 conf -state readonly
9057 grid $top.to $top.tosha1 -sticky w
9058 ${NS}::entry $top.tohead -width 60
9059 $top.tohead insert 0 $newhead
9060 $top.tohead conf -state readonly
9061 grid x $top.tohead -sticky w
9062 ${NS}::button $top.rev -text [mc "Reverse"] -command mkpatchrev
9063 grid $top.rev x -pady 10 -padx 5
9064 ${NS}::label $top.flab -text [mc "Output file:"]
9065 ${NS}::entry $top.fname -width 60
9066 $top.fname insert 0 [file normalize "patch$patchnum.patch"]
9067 incr patchnum
9068 grid $top.flab $top.fname -sticky w
9069 ${NS}::frame $top.buts
9070 ${NS}::button $top.buts.gen -text [mc "Generate"] -command mkpatchgo
9071 ${NS}::button $top.buts.can -text [mc "Cancel"] -command mkpatchcan
9072 bind $top <Key-Return> mkpatchgo
9073 bind $top <Key-Escape> mkpatchcan
9074 grid $top.buts.gen $top.buts.can
9075 grid columnconfigure $top.buts 0 -weight 1 -uniform a
9076 grid columnconfigure $top.buts 1 -weight 1 -uniform a
9077 grid $top.buts - -pady 10 -sticky ew
9078 focus $top.fname
9079}
9080
9081proc mkpatchrev {} {
9082 global patchtop
9083
9084 set oldid [$patchtop.fromsha1 get]
9085 set oldhead [$patchtop.fromhead get]
9086 set newid [$patchtop.tosha1 get]
9087 set newhead [$patchtop.tohead get]
9088 foreach e [list fromsha1 fromhead tosha1 tohead] \
9089 v [list $newid $newhead $oldid $oldhead] {
9090 $patchtop.$e conf -state normal
9091 $patchtop.$e delete 0 end
9092 $patchtop.$e insert 0 $v
9093 $patchtop.$e conf -state readonly
9094 }
9095}
9096
9097proc mkpatchgo {} {
9098 global patchtop nullid nullid2
9099
9100 set oldid [$patchtop.fromsha1 get]
9101 set newid [$patchtop.tosha1 get]
9102 set fname [$patchtop.fname get]
9103 set cmd [diffcmd [list $oldid $newid] -p]
9104 # trim off the initial "|"
9105 set cmd [lrange $cmd 1 end]
9106 lappend cmd >$fname &
9107 if {[catch {eval exec $cmd} err]} {
9108 error_popup "[mc "Error creating patch:"] $err" $patchtop
9109 }
9110 catch {destroy $patchtop}
9111 unset patchtop
9112}
9113
9114proc mkpatchcan {} {
9115 global patchtop
9116
9117 catch {destroy $patchtop}
9118 unset patchtop
9119}
9120
9121proc mktag {} {
9122 global rowmenuid mktagtop commitinfo NS
9123
9124 set top .maketag
9125 set mktagtop $top
9126 catch {destroy $top}
9127 ttk_toplevel $top
9128 make_transient $top .
9129 ${NS}::label $top.title -text [mc "Create tag"]
9130 grid $top.title - -pady 10
9131 ${NS}::label $top.id -text [mc "ID:"]
9132 ${NS}::entry $top.sha1 -width 40
9133 $top.sha1 insert 0 $rowmenuid
9134 $top.sha1 conf -state readonly
9135 grid $top.id $top.sha1 -sticky w
9136 ${NS}::entry $top.head -width 60
9137 $top.head insert 0 [lindex $commitinfo($rowmenuid) 0]
9138 $top.head conf -state readonly
9139 grid x $top.head -sticky w
9140 ${NS}::label $top.tlab -text [mc "Tag name:"]
9141 ${NS}::entry $top.tag -width 60
9142 grid $top.tlab $top.tag -sticky w
9143 ${NS}::label $top.op -text [mc "Tag message is optional"]
9144 grid $top.op -columnspan 2 -sticky we
9145 ${NS}::label $top.mlab -text [mc "Tag message:"]
9146 ${NS}::entry $top.msg -width 60
9147 grid $top.mlab $top.msg -sticky w
9148 ${NS}::frame $top.buts
9149 ${NS}::button $top.buts.gen -text [mc "Create"] -command mktaggo
9150 ${NS}::button $top.buts.can -text [mc "Cancel"] -command mktagcan
9151 bind $top <Key-Return> mktaggo
9152 bind $top <Key-Escape> mktagcan
9153 grid $top.buts.gen $top.buts.can
9154 grid columnconfigure $top.buts 0 -weight 1 -uniform a
9155 grid columnconfigure $top.buts 1 -weight 1 -uniform a
9156 grid $top.buts - -pady 10 -sticky ew
9157 focus $top.tag
9158}
9159
9160proc domktag {} {
9161 global mktagtop env tagids idtags
9162
9163 set id [$mktagtop.sha1 get]
9164 set tag [$mktagtop.tag get]
9165 set msg [$mktagtop.msg get]
9166 if {$tag == {}} {
9167 error_popup [mc "No tag name specified"] $mktagtop
9168 return 0
9169 }
9170 if {[info exists tagids($tag)]} {
9171 error_popup [mc "Tag \"%s\" already exists" $tag] $mktagtop
9172 return 0
9173 }
9174 if {[catch {
9175 if {$msg != {}} {
9176 exec git tag -a -m $msg $tag $id
9177 } else {
9178 exec git tag $tag $id
9179 }
9180 } err]} {
9181 error_popup "[mc "Error creating tag:"] $err" $mktagtop
9182 return 0
9183 }
9184
9185 set tagids($tag) $id
9186 lappend idtags($id) $tag
9187 redrawtags $id
9188 addedtag $id
9189 dispneartags 0
9190 run refill_reflist
9191 return 1
9192}
9193
9194proc redrawtags {id} {
9195 global canv linehtag idpos currentid curview cmitlisted markedid
9196 global canvxmax iddrawn circleitem mainheadid circlecolors
9197 global mainheadcirclecolor
9198
9199 if {![commitinview $id $curview]} return
9200 if {![info exists iddrawn($id)]} return
9201 set row [rowofcommit $id]
9202 if {$id eq $mainheadid} {
9203 set ofill $mainheadcirclecolor
9204 } else {
9205 set ofill [lindex $circlecolors $cmitlisted($curview,$id)]
9206 }
9207 $canv itemconf $circleitem($row) -fill $ofill
9208 $canv delete tag.$id
9209 set xt [eval drawtags $id $idpos($id)]
9210 $canv coords $linehtag($id) $xt [lindex $idpos($id) 2]
9211 set text [$canv itemcget $linehtag($id) -text]
9212 set font [$canv itemcget $linehtag($id) -font]
9213 set xr [expr {$xt + [font measure $font $text]}]
9214 if {$xr > $canvxmax} {
9215 set canvxmax $xr
9216 setcanvscroll
9217 }
9218 if {[info exists currentid] && $currentid == $id} {
9219 make_secsel $id
9220 }
9221 if {[info exists markedid] && $markedid eq $id} {
9222 make_idmark $id
9223 }
9224}
9225
9226proc mktagcan {} {
9227 global mktagtop
9228
9229 catch {destroy $mktagtop}
9230 unset mktagtop
9231}
9232
9233proc mktaggo {} {
9234 if {![domktag]} return
9235 mktagcan
9236}
9237
9238proc writecommit {} {
9239 global rowmenuid wrcomtop commitinfo wrcomcmd NS
9240
9241 set top .writecommit
9242 set wrcomtop $top
9243 catch {destroy $top}
9244 ttk_toplevel $top
9245 make_transient $top .
9246 ${NS}::label $top.title -text [mc "Write commit to file"]
9247 grid $top.title - -pady 10
9248 ${NS}::label $top.id -text [mc "ID:"]
9249 ${NS}::entry $top.sha1 -width 40
9250 $top.sha1 insert 0 $rowmenuid
9251 $top.sha1 conf -state readonly
9252 grid $top.id $top.sha1 -sticky w
9253 ${NS}::entry $top.head -width 60
9254 $top.head insert 0 [lindex $commitinfo($rowmenuid) 0]
9255 $top.head conf -state readonly
9256 grid x $top.head -sticky w
9257 ${NS}::label $top.clab -text [mc "Command:"]
9258 ${NS}::entry $top.cmd -width 60 -textvariable wrcomcmd
9259 grid $top.clab $top.cmd -sticky w -pady 10
9260 ${NS}::label $top.flab -text [mc "Output file:"]
9261 ${NS}::entry $top.fname -width 60
9262 $top.fname insert 0 [file normalize "commit-[string range $rowmenuid 0 6]"]
9263 grid $top.flab $top.fname -sticky w
9264 ${NS}::frame $top.buts
9265 ${NS}::button $top.buts.gen -text [mc "Write"] -command wrcomgo
9266 ${NS}::button $top.buts.can -text [mc "Cancel"] -command wrcomcan
9267 bind $top <Key-Return> wrcomgo
9268 bind $top <Key-Escape> wrcomcan
9269 grid $top.buts.gen $top.buts.can
9270 grid columnconfigure $top.buts 0 -weight 1 -uniform a
9271 grid columnconfigure $top.buts 1 -weight 1 -uniform a
9272 grid $top.buts - -pady 10 -sticky ew
9273 focus $top.fname
9274}
9275
9276proc wrcomgo {} {
9277 global wrcomtop
9278
9279 set id [$wrcomtop.sha1 get]
9280 set cmd "echo $id | [$wrcomtop.cmd get]"
9281 set fname [$wrcomtop.fname get]
9282 if {[catch {exec sh -c $cmd >$fname &} err]} {
9283 error_popup "[mc "Error writing commit:"] $err" $wrcomtop
9284 }
9285 catch {destroy $wrcomtop}
9286 unset wrcomtop
9287}
9288
9289proc wrcomcan {} {
9290 global wrcomtop
9291
9292 catch {destroy $wrcomtop}
9293 unset wrcomtop
9294}
9295
9296proc mkbranch {} {
9297 global rowmenuid mkbrtop NS
9298
9299 set top .makebranch
9300 catch {destroy $top}
9301 ttk_toplevel $top
9302 make_transient $top .
9303 ${NS}::label $top.title -text [mc "Create new branch"]
9304 grid $top.title - -pady 10
9305 ${NS}::label $top.id -text [mc "ID:"]
9306 ${NS}::entry $top.sha1 -width 40
9307 $top.sha1 insert 0 $rowmenuid
9308 $top.sha1 conf -state readonly
9309 grid $top.id $top.sha1 -sticky w
9310 ${NS}::label $top.nlab -text [mc "Name:"]
9311 ${NS}::entry $top.name -width 40
9312 grid $top.nlab $top.name -sticky w
9313 ${NS}::frame $top.buts
9314 ${NS}::button $top.buts.go -text [mc "Create"] -command [list mkbrgo $top]
9315 ${NS}::button $top.buts.can -text [mc "Cancel"] -command "catch {destroy $top}"
9316 bind $top <Key-Return> [list mkbrgo $top]
9317 bind $top <Key-Escape> "catch {destroy $top}"
9318 grid $top.buts.go $top.buts.can
9319 grid columnconfigure $top.buts 0 -weight 1 -uniform a
9320 grid columnconfigure $top.buts 1 -weight 1 -uniform a
9321 grid $top.buts - -pady 10 -sticky ew
9322 focus $top.name
9323}
9324
9325proc mkbrgo {top} {
9326 global headids idheads
9327
9328 set name [$top.name get]
9329 set id [$top.sha1 get]
9330 set cmdargs {}
9331 set old_id {}
9332 if {$name eq {}} {
9333 error_popup [mc "Please specify a name for the new branch"] $top
9334 return
9335 }
9336 if {[info exists headids($name)]} {
9337 if {![confirm_popup [mc \
9338 "Branch '%s' already exists. Overwrite?" $name] $top]} {
9339 return
9340 }
9341 set old_id $headids($name)
9342 lappend cmdargs -f
9343 }
9344 catch {destroy $top}
9345 lappend cmdargs $name $id
9346 nowbusy newbranch
9347 update
9348 if {[catch {
9349 eval exec git branch $cmdargs
9350 } err]} {
9351 notbusy newbranch
9352 error_popup $err
9353 } else {
9354 notbusy newbranch
9355 if {$old_id ne {}} {
9356 movehead $id $name
9357 movedhead $id $name
9358 redrawtags $old_id
9359 redrawtags $id
9360 } else {
9361 set headids($name) $id
9362 lappend idheads($id) $name
9363 addedhead $id $name
9364 redrawtags $id
9365 }
9366 dispneartags 0
9367 run refill_reflist
9368 }
9369}
9370
9371proc exec_citool {tool_args {baseid {}}} {
9372 global commitinfo env
9373
9374 set save_env [array get env GIT_AUTHOR_*]
9375
9376 if {$baseid ne {}} {
9377 if {![info exists commitinfo($baseid)]} {
9378 getcommit $baseid
9379 }
9380 set author [lindex $commitinfo($baseid) 1]
9381 set date [lindex $commitinfo($baseid) 2]
9382 if {[regexp {^\s*(\S.*\S|\S)\s*<(.*)>\s*$} \
9383 $author author name email]
9384 && $date ne {}} {
9385 set env(GIT_AUTHOR_NAME) $name
9386 set env(GIT_AUTHOR_EMAIL) $email
9387 set env(GIT_AUTHOR_DATE) $date
9388 }
9389 }
9390
9391 eval exec git citool $tool_args &
9392
9393 array unset env GIT_AUTHOR_*
9394 array set env $save_env
9395}
9396
9397proc cherrypick {} {
9398 global rowmenuid curview
9399 global mainhead mainheadid
9400 global gitdir
9401
9402 set oldhead [exec git rev-parse HEAD]
9403 set dheads [descheads $rowmenuid]
9404 if {$dheads ne {} && [lsearch -exact $dheads $oldhead] >= 0} {
9405 set ok [confirm_popup [mc "Commit %s is already\
9406 included in branch %s -- really re-apply it?" \
9407 [string range $rowmenuid 0 7] $mainhead]]
9408 if {!$ok} return
9409 }
9410 nowbusy cherrypick [mc "Cherry-picking"]
9411 update
9412 # Unfortunately git-cherry-pick writes stuff to stderr even when
9413 # no error occurs, and exec takes that as an indication of error...
9414 if {[catch {exec sh -c "git cherry-pick -r $rowmenuid 2>&1"} err]} {
9415 notbusy cherrypick
9416 if {[regexp -line \
9417 {Entry '(.*)' (would be overwritten by merge|not uptodate)} \
9418 $err msg fname]} {
9419 error_popup [mc "Cherry-pick failed because of local changes\
9420 to file '%s'.\nPlease commit, reset or stash\
9421 your changes and try again." $fname]
9422 } elseif {[regexp -line \
9423 {^(CONFLICT \(.*\):|Automatic cherry-pick failed|error: could not apply)} \
9424 $err]} {
9425 if {[confirm_popup [mc "Cherry-pick failed because of merge\
9426 conflict.\nDo you wish to run git citool to\
9427 resolve it?"]]} {
9428 # Force citool to read MERGE_MSG
9429 file delete [file join $gitdir "GITGUI_MSG"]
9430 exec_citool {} $rowmenuid
9431 }
9432 } else {
9433 error_popup $err
9434 }
9435 run updatecommits
9436 return
9437 }
9438 set newhead [exec git rev-parse HEAD]
9439 if {$newhead eq $oldhead} {
9440 notbusy cherrypick
9441 error_popup [mc "No changes committed"]
9442 return
9443 }
9444 addnewchild $newhead $oldhead
9445 if {[commitinview $oldhead $curview]} {
9446 # XXX this isn't right if we have a path limit...
9447 insertrow $newhead $oldhead $curview
9448 if {$mainhead ne {}} {
9449 movehead $newhead $mainhead
9450 movedhead $newhead $mainhead
9451 }
9452 set mainheadid $newhead
9453 redrawtags $oldhead
9454 redrawtags $newhead
9455 selbyid $newhead
9456 }
9457 notbusy cherrypick
9458}
9459
9460proc revert {} {
9461 global rowmenuid curview
9462 global mainhead mainheadid
9463 global gitdir
9464
9465 set oldhead [exec git rev-parse HEAD]
9466 set dheads [descheads $rowmenuid]
9467 if { $dheads eq {} || [lsearch -exact $dheads $oldhead] == -1 } {
9468 set ok [confirm_popup [mc "Commit %s is not\
9469 included in branch %s -- really revert it?" \
9470 [string range $rowmenuid 0 7] $mainhead]]
9471 if {!$ok} return
9472 }
9473 nowbusy revert [mc "Reverting"]
9474 update
9475
9476 if [catch {exec git revert --no-edit $rowmenuid} err] {
9477 notbusy revert
9478 if [regexp {files would be overwritten by merge:(\n(( |\t)+[^\n]+\n)+)}\
9479 $err match files] {
9480 regsub {\n( |\t)+} $files "\n" files
9481 error_popup [mc "Revert failed because of local changes to\
9482 the following files:%s Please commit, reset or stash \
9483 your changes and try again." $files]
9484 } elseif [regexp {error: could not revert} $err] {
9485 if [confirm_popup [mc "Revert failed because of merge conflict.\n\
9486 Do you wish to run git citool to resolve it?"]] {
9487 # Force citool to read MERGE_MSG
9488 file delete [file join $gitdir "GITGUI_MSG"]
9489 exec_citool {} $rowmenuid
9490 }
9491 } else { error_popup $err }
9492 run updatecommits
9493 return
9494 }
9495
9496 set newhead [exec git rev-parse HEAD]
9497 if { $newhead eq $oldhead } {
9498 notbusy revert
9499 error_popup [mc "No changes committed"]
9500 return
9501 }
9502
9503 addnewchild $newhead $oldhead
9504
9505 if [commitinview $oldhead $curview] {
9506 # XXX this isn't right if we have a path limit...
9507 insertrow $newhead $oldhead $curview
9508 if {$mainhead ne {}} {
9509 movehead $newhead $mainhead
9510 movedhead $newhead $mainhead
9511 }
9512 set mainheadid $newhead
9513 redrawtags $oldhead
9514 redrawtags $newhead
9515 selbyid $newhead
9516 }
9517
9518 notbusy revert
9519}
9520
9521proc resethead {} {
9522 global mainhead rowmenuid confirm_ok resettype NS
9523
9524 set confirm_ok 0
9525 set w ".confirmreset"
9526 ttk_toplevel $w
9527 make_transient $w .
9528 wm title $w [mc "Confirm reset"]
9529 ${NS}::label $w.m -text \
9530 [mc "Reset branch %s to %s?" $mainhead [string range $rowmenuid 0 7]]
9531 pack $w.m -side top -fill x -padx 20 -pady 20
9532 ${NS}::labelframe $w.f -text [mc "Reset type:"]
9533 set resettype mixed
9534 ${NS}::radiobutton $w.f.soft -value soft -variable resettype \
9535 -text [mc "Soft: Leave working tree and index untouched"]
9536 grid $w.f.soft -sticky w
9537 ${NS}::radiobutton $w.f.mixed -value mixed -variable resettype \
9538 -text [mc "Mixed: Leave working tree untouched, reset index"]
9539 grid $w.f.mixed -sticky w
9540 ${NS}::radiobutton $w.f.hard -value hard -variable resettype \
9541 -text [mc "Hard: Reset working tree and index\n(discard ALL local changes)"]
9542 grid $w.f.hard -sticky w
9543 pack $w.f -side top -fill x -padx 4
9544 ${NS}::button $w.ok -text [mc OK] -command "set confirm_ok 1; destroy $w"
9545 pack $w.ok -side left -fill x -padx 20 -pady 20
9546 ${NS}::button $w.cancel -text [mc Cancel] -command "destroy $w"
9547 bind $w <Key-Escape> [list destroy $w]
9548 pack $w.cancel -side right -fill x -padx 20 -pady 20
9549 bind $w <Visibility> "grab $w; focus $w"
9550 tkwait window $w
9551 if {!$confirm_ok} return
9552 if {[catch {set fd [open \
9553 [list | git reset --$resettype $rowmenuid 2>@1] r]} err]} {
9554 error_popup $err
9555 } else {
9556 dohidelocalchanges
9557 filerun $fd [list readresetstat $fd]
9558 nowbusy reset [mc "Resetting"]
9559 selbyid $rowmenuid
9560 }
9561}
9562
9563proc readresetstat {fd} {
9564 global mainhead mainheadid showlocalchanges rprogcoord
9565
9566 if {[gets $fd line] >= 0} {
9567 if {[regexp {([0-9]+)% \(([0-9]+)/([0-9]+)\)} $line match p m n]} {
9568 set rprogcoord [expr {1.0 * $m / $n}]
9569 adjustprogress
9570 }
9571 return 1
9572 }
9573 set rprogcoord 0
9574 adjustprogress
9575 notbusy reset
9576 if {[catch {close $fd} err]} {
9577 error_popup $err
9578 }
9579 set oldhead $mainheadid
9580 set newhead [exec git rev-parse HEAD]
9581 if {$newhead ne $oldhead} {
9582 movehead $newhead $mainhead
9583 movedhead $newhead $mainhead
9584 set mainheadid $newhead
9585 redrawtags $oldhead
9586 redrawtags $newhead
9587 }
9588 if {$showlocalchanges} {
9589 doshowlocalchanges
9590 }
9591 return 0
9592}
9593
9594# context menu for a head
9595proc headmenu {x y id head} {
9596 global headmenuid headmenuhead headctxmenu mainhead
9597
9598 stopfinding
9599 set headmenuid $id
9600 set headmenuhead $head
9601 set state normal
9602 if {[string match "remotes/*" $head]} {
9603 set state disabled
9604 }
9605 if {$head eq $mainhead} {
9606 set state disabled
9607 }
9608 $headctxmenu entryconfigure 0 -state $state
9609 $headctxmenu entryconfigure 1 -state $state
9610 tk_popup $headctxmenu $x $y
9611}
9612
9613proc cobranch {} {
9614 global headmenuid headmenuhead headids
9615 global showlocalchanges
9616
9617 # check the tree is clean first??
9618 nowbusy checkout [mc "Checking out"]
9619 update
9620 dohidelocalchanges
9621 if {[catch {
9622 set fd [open [list | git checkout $headmenuhead 2>@1] r]
9623 } err]} {
9624 notbusy checkout
9625 error_popup $err
9626 if {$showlocalchanges} {
9627 dodiffindex
9628 }
9629 } else {
9630 filerun $fd [list readcheckoutstat $fd $headmenuhead $headmenuid]
9631 }
9632}
9633
9634proc readcheckoutstat {fd newhead newheadid} {
9635 global mainhead mainheadid headids showlocalchanges progresscoords
9636 global viewmainheadid curview
9637
9638 if {[gets $fd line] >= 0} {
9639 if {[regexp {([0-9]+)% \(([0-9]+)/([0-9]+)\)} $line match p m n]} {
9640 set progresscoords [list 0 [expr {1.0 * $m / $n}]]
9641 adjustprogress
9642 }
9643 return 1
9644 }
9645 set progresscoords {0 0}
9646 adjustprogress
9647 notbusy checkout
9648 if {[catch {close $fd} err]} {
9649 error_popup $err
9650 }
9651 set oldmainid $mainheadid
9652 set mainhead $newhead
9653 set mainheadid $newheadid
9654 set viewmainheadid($curview) $newheadid
9655 redrawtags $oldmainid
9656 redrawtags $newheadid
9657 selbyid $newheadid
9658 if {$showlocalchanges} {
9659 dodiffindex
9660 }
9661}
9662
9663proc rmbranch {} {
9664 global headmenuid headmenuhead mainhead
9665 global idheads
9666
9667 set head $headmenuhead
9668 set id $headmenuid
9669 # this check shouldn't be needed any more...
9670 if {$head eq $mainhead} {
9671 error_popup [mc "Cannot delete the currently checked-out branch"]
9672 return
9673 }
9674 set dheads [descheads $id]
9675 if {[llength $dheads] == 1 && $idheads($dheads) eq $head} {
9676 # the stuff on this branch isn't on any other branch
9677 if {![confirm_popup [mc "The commits on branch %s aren't on any other\
9678 branch.\nReally delete branch %s?" $head $head]]} return
9679 }
9680 nowbusy rmbranch
9681 update
9682 if {[catch {exec git branch -D $head} err]} {
9683 notbusy rmbranch
9684 error_popup $err
9685 return
9686 }
9687 removehead $id $head
9688 removedhead $id $head
9689 redrawtags $id
9690 notbusy rmbranch
9691 dispneartags 0
9692 run refill_reflist
9693}
9694
9695# Display a list of tags and heads
9696proc showrefs {} {
9697 global showrefstop bgcolor fgcolor selectbgcolor NS
9698 global bglist fglist reflistfilter reflist maincursor
9699
9700 set top .showrefs
9701 set showrefstop $top
9702 if {[winfo exists $top]} {
9703 raise $top
9704 refill_reflist
9705 return
9706 }
9707 ttk_toplevel $top
9708 wm title $top [mc "Tags and heads: %s" [file tail [pwd]]]
9709 make_transient $top .
9710 text $top.list -background $bgcolor -foreground $fgcolor \
9711 -selectbackground $selectbgcolor -font mainfont \
9712 -xscrollcommand "$top.xsb set" -yscrollcommand "$top.ysb set" \
9713 -width 30 -height 20 -cursor $maincursor \
9714 -spacing1 1 -spacing3 1 -state disabled
9715 $top.list tag configure highlight -background $selectbgcolor
9716 lappend bglist $top.list
9717 lappend fglist $top.list
9718 ${NS}::scrollbar $top.ysb -command "$top.list yview" -orient vertical
9719 ${NS}::scrollbar $top.xsb -command "$top.list xview" -orient horizontal
9720 grid $top.list $top.ysb -sticky nsew
9721 grid $top.xsb x -sticky ew
9722 ${NS}::frame $top.f
9723 ${NS}::label $top.f.l -text "[mc "Filter"]: "
9724 ${NS}::entry $top.f.e -width 20 -textvariable reflistfilter
9725 set reflistfilter "*"
9726 trace add variable reflistfilter write reflistfilter_change
9727 pack $top.f.e -side right -fill x -expand 1
9728 pack $top.f.l -side left
9729 grid $top.f - -sticky ew -pady 2
9730 ${NS}::button $top.close -command [list destroy $top] -text [mc "Close"]
9731 bind $top <Key-Escape> [list destroy $top]
9732 grid $top.close -
9733 grid columnconfigure $top 0 -weight 1
9734 grid rowconfigure $top 0 -weight 1
9735 bind $top.list <1> {break}
9736 bind $top.list <B1-Motion> {break}
9737 bind $top.list <ButtonRelease-1> {sel_reflist %W %x %y; break}
9738 set reflist {}
9739 refill_reflist
9740}
9741
9742proc sel_reflist {w x y} {
9743 global showrefstop reflist headids tagids otherrefids
9744
9745 if {![winfo exists $showrefstop]} return
9746 set l [lindex [split [$w index "@$x,$y"] "."] 0]
9747 set ref [lindex $reflist [expr {$l-1}]]
9748 set n [lindex $ref 0]
9749 switch -- [lindex $ref 1] {
9750 "H" {selbyid $headids($n)}
9751 "T" {selbyid $tagids($n)}
9752 "o" {selbyid $otherrefids($n)}
9753 }
9754 $showrefstop.list tag add highlight $l.0 "$l.0 lineend"
9755}
9756
9757proc unsel_reflist {} {
9758 global showrefstop
9759
9760 if {![info exists showrefstop] || ![winfo exists $showrefstop]} return
9761 $showrefstop.list tag remove highlight 0.0 end
9762}
9763
9764proc reflistfilter_change {n1 n2 op} {
9765 global reflistfilter
9766
9767 after cancel refill_reflist
9768 after 200 refill_reflist
9769}
9770
9771proc refill_reflist {} {
9772 global reflist reflistfilter showrefstop headids tagids otherrefids
9773 global curview
9774
9775 if {![info exists showrefstop] || ![winfo exists $showrefstop]} return
9776 set refs {}
9777 foreach n [array names headids] {
9778 if {[string match $reflistfilter $n]} {
9779 if {[commitinview $headids($n) $curview]} {
9780 lappend refs [list $n H]
9781 } else {
9782 interestedin $headids($n) {run refill_reflist}
9783 }
9784 }
9785 }
9786 foreach n [array names tagids] {
9787 if {[string match $reflistfilter $n]} {
9788 if {[commitinview $tagids($n) $curview]} {
9789 lappend refs [list $n T]
9790 } else {
9791 interestedin $tagids($n) {run refill_reflist}
9792 }
9793 }
9794 }
9795 foreach n [array names otherrefids] {
9796 if {[string match $reflistfilter $n]} {
9797 if {[commitinview $otherrefids($n) $curview]} {
9798 lappend refs [list $n o]
9799 } else {
9800 interestedin $otherrefids($n) {run refill_reflist}
9801 }
9802 }
9803 }
9804 set refs [lsort -index 0 $refs]
9805 if {$refs eq $reflist} return
9806
9807 # Update the contents of $showrefstop.list according to the
9808 # differences between $reflist (old) and $refs (new)
9809 $showrefstop.list conf -state normal
9810 $showrefstop.list insert end "\n"
9811 set i 0
9812 set j 0
9813 while {$i < [llength $reflist] || $j < [llength $refs]} {
9814 if {$i < [llength $reflist]} {
9815 if {$j < [llength $refs]} {
9816 set cmp [string compare [lindex $reflist $i 0] \
9817 [lindex $refs $j 0]]
9818 if {$cmp == 0} {
9819 set cmp [string compare [lindex $reflist $i 1] \
9820 [lindex $refs $j 1]]
9821 }
9822 } else {
9823 set cmp -1
9824 }
9825 } else {
9826 set cmp 1
9827 }
9828 switch -- $cmp {
9829 -1 {
9830 $showrefstop.list delete "[expr {$j+1}].0" "[expr {$j+2}].0"
9831 incr i
9832 }
9833 0 {
9834 incr i
9835 incr j
9836 }
9837 1 {
9838 set l [expr {$j + 1}]
9839 $showrefstop.list image create $l.0 -align baseline \
9840 -image reficon-[lindex $refs $j 1] -padx 2
9841 $showrefstop.list insert $l.1 "[lindex $refs $j 0]\n"
9842 incr j
9843 }
9844 }
9845 }
9846 set reflist $refs
9847 # delete last newline
9848 $showrefstop.list delete end-2c end-1c
9849 $showrefstop.list conf -state disabled
9850}
9851
9852# Stuff for finding nearby tags
9853proc getallcommits {} {
9854 global allcommits nextarc seeds allccache allcwait cachedarcs allcupdate
9855 global idheads idtags idotherrefs allparents tagobjid
9856 global gitdir
9857
9858 if {![info exists allcommits]} {
9859 set nextarc 0
9860 set allcommits 0
9861 set seeds {}
9862 set allcwait 0
9863 set cachedarcs 0
9864 set allccache [file join $gitdir "gitk.cache"]
9865 if {![catch {
9866 set f [open $allccache r]
9867 set allcwait 1
9868 getcache $f
9869 }]} return
9870 }
9871
9872 if {$allcwait} {
9873 return
9874 }
9875 set cmd [list | git rev-list --parents]
9876 set allcupdate [expr {$seeds ne {}}]
9877 if {!$allcupdate} {
9878 set ids "--all"
9879 } else {
9880 set refs [concat [array names idheads] [array names idtags] \
9881 [array names idotherrefs]]
9882 set ids {}
9883 set tagobjs {}
9884 foreach name [array names tagobjid] {
9885 lappend tagobjs $tagobjid($name)
9886 }
9887 foreach id [lsort -unique $refs] {
9888 if {![info exists allparents($id)] &&
9889 [lsearch -exact $tagobjs $id] < 0} {
9890 lappend ids $id
9891 }
9892 }
9893 if {$ids ne {}} {
9894 foreach id $seeds {
9895 lappend ids "^$id"
9896 }
9897 }
9898 }
9899 if {$ids ne {}} {
9900 set fd [open [concat $cmd $ids] r]
9901 fconfigure $fd -blocking 0
9902 incr allcommits
9903 nowbusy allcommits
9904 filerun $fd [list getallclines $fd]
9905 } else {
9906 dispneartags 0
9907 }
9908}
9909
9910# Since most commits have 1 parent and 1 child, we group strings of
9911# such commits into "arcs" joining branch/merge points (BMPs), which
9912# are commits that either don't have 1 parent or don't have 1 child.
9913#
9914# arcnos(id) - incoming arcs for BMP, arc we're on for other nodes
9915# arcout(id) - outgoing arcs for BMP
9916# arcids(a) - list of IDs on arc including end but not start
9917# arcstart(a) - BMP ID at start of arc
9918# arcend(a) - BMP ID at end of arc
9919# growing(a) - arc a is still growing
9920# arctags(a) - IDs out of arcids (excluding end) that have tags
9921# archeads(a) - IDs out of arcids (excluding end) that have heads
9922# The start of an arc is at the descendent end, so "incoming" means
9923# coming from descendents, and "outgoing" means going towards ancestors.
9924
9925proc getallclines {fd} {
9926 global allparents allchildren idtags idheads nextarc
9927 global arcnos arcids arctags arcout arcend arcstart archeads growing
9928 global seeds allcommits cachedarcs allcupdate
9929
9930 set nid 0
9931 while {[incr nid] <= 1000 && [gets $fd line] >= 0} {
9932 set id [lindex $line 0]
9933 if {[info exists allparents($id)]} {
9934 # seen it already
9935 continue
9936 }
9937 set cachedarcs 0
9938 set olds [lrange $line 1 end]
9939 set allparents($id) $olds
9940 if {![info exists allchildren($id)]} {
9941 set allchildren($id) {}
9942 set arcnos($id) {}
9943 lappend seeds $id
9944 } else {
9945 set a $arcnos($id)
9946 if {[llength $olds] == 1 && [llength $a] == 1} {
9947 lappend arcids($a) $id
9948 if {[info exists idtags($id)]} {
9949 lappend arctags($a) $id
9950 }
9951 if {[info exists idheads($id)]} {
9952 lappend archeads($a) $id
9953 }
9954 if {[info exists allparents($olds)]} {
9955 # seen parent already
9956 if {![info exists arcout($olds)]} {
9957 splitarc $olds
9958 }
9959 lappend arcids($a) $olds
9960 set arcend($a) $olds
9961 unset growing($a)
9962 }
9963 lappend allchildren($olds) $id
9964 lappend arcnos($olds) $a
9965 continue
9966 }
9967 }
9968 foreach a $arcnos($id) {
9969 lappend arcids($a) $id
9970 set arcend($a) $id
9971 unset growing($a)
9972 }
9973
9974 set ao {}
9975 foreach p $olds {
9976 lappend allchildren($p) $id
9977 set a [incr nextarc]
9978 set arcstart($a) $id
9979 set archeads($a) {}
9980 set arctags($a) {}
9981 set archeads($a) {}
9982 set arcids($a) {}
9983 lappend ao $a
9984 set growing($a) 1
9985 if {[info exists allparents($p)]} {
9986 # seen it already, may need to make a new branch
9987 if {![info exists arcout($p)]} {
9988 splitarc $p
9989 }
9990 lappend arcids($a) $p
9991 set arcend($a) $p
9992 unset growing($a)
9993 }
9994 lappend arcnos($p) $a
9995 }
9996 set arcout($id) $ao
9997 }
9998 if {$nid > 0} {
9999 global cached_dheads cached_dtags cached_atags
10000 catch {unset cached_dheads}
10001 catch {unset cached_dtags}
10002 catch {unset cached_atags}
10003 }
10004 if {![eof $fd]} {
10005 return [expr {$nid >= 1000? 2: 1}]
10006 }
10007 set cacheok 1
10008 if {[catch {
10009 fconfigure $fd -blocking 1
10010 close $fd
10011 } err]} {
10012 # got an error reading the list of commits
10013 # if we were updating, try rereading the whole thing again
10014 if {$allcupdate} {
10015 incr allcommits -1
10016 dropcache $err
10017 return
10018 }
10019 error_popup "[mc "Error reading commit topology information;\
10020 branch and preceding/following tag information\
10021 will be incomplete."]\n($err)"
10022 set cacheok 0
10023 }
10024 if {[incr allcommits -1] == 0} {
10025 notbusy allcommits
10026 if {$cacheok} {
10027 run savecache
10028 }
10029 }
10030 dispneartags 0
10031 return 0
10032}
10033
10034proc recalcarc {a} {
10035 global arctags archeads arcids idtags idheads
10036
10037 set at {}
10038 set ah {}
10039 foreach id [lrange $arcids($a) 0 end-1] {
10040 if {[info exists idtags($id)]} {
10041 lappend at $id
10042 }
10043 if {[info exists idheads($id)]} {
10044 lappend ah $id
10045 }
10046 }
10047 set arctags($a) $at
10048 set archeads($a) $ah
10049}
10050
10051proc splitarc {p} {
10052 global arcnos arcids nextarc arctags archeads idtags idheads
10053 global arcstart arcend arcout allparents growing
10054
10055 set a $arcnos($p)
10056 if {[llength $a] != 1} {
10057 puts "oops splitarc called but [llength $a] arcs already"
10058 return
10059 }
10060 set a [lindex $a 0]
10061 set i [lsearch -exact $arcids($a) $p]
10062 if {$i < 0} {
10063 puts "oops splitarc $p not in arc $a"
10064 return
10065 }
10066 set na [incr nextarc]
10067 if {[info exists arcend($a)]} {
10068 set arcend($na) $arcend($a)
10069 } else {
10070 set l [lindex $allparents([lindex $arcids($a) end]) 0]
10071 set j [lsearch -exact $arcnos($l) $a]
10072 set arcnos($l) [lreplace $arcnos($l) $j $j $na]
10073 }
10074 set tail [lrange $arcids($a) [expr {$i+1}] end]
10075 set arcids($a) [lrange $arcids($a) 0 $i]
10076 set arcend($a) $p
10077 set arcstart($na) $p
10078 set arcout($p) $na
10079 set arcids($na) $tail
10080 if {[info exists growing($a)]} {
10081 set growing($na) 1
10082 unset growing($a)
10083 }
10084
10085 foreach id $tail {
10086 if {[llength $arcnos($id)] == 1} {
10087 set arcnos($id) $na
10088 } else {
10089 set j [lsearch -exact $arcnos($id) $a]
10090 set arcnos($id) [lreplace $arcnos($id) $j $j $na]
10091 }
10092 }
10093
10094 # reconstruct tags and heads lists
10095 if {$arctags($a) ne {} || $archeads($a) ne {}} {
10096 recalcarc $a
10097 recalcarc $na
10098 } else {
10099 set arctags($na) {}
10100 set archeads($na) {}
10101 }
10102}
10103
10104# Update things for a new commit added that is a child of one
10105# existing commit. Used when cherry-picking.
10106proc addnewchild {id p} {
10107 global allparents allchildren idtags nextarc
10108 global arcnos arcids arctags arcout arcend arcstart archeads growing
10109 global seeds allcommits
10110
10111 if {![info exists allcommits] || ![info exists arcnos($p)]} return
10112 set allparents($id) [list $p]
10113 set allchildren($id) {}
10114 set arcnos($id) {}
10115 lappend seeds $id
10116 lappend allchildren($p) $id
10117 set a [incr nextarc]
10118 set arcstart($a) $id
10119 set archeads($a) {}
10120 set arctags($a) {}
10121 set arcids($a) [list $p]
10122 set arcend($a) $p
10123 if {![info exists arcout($p)]} {
10124 splitarc $p
10125 }
10126 lappend arcnos($p) $a
10127 set arcout($id) [list $a]
10128}
10129
10130# This implements a cache for the topology information.
10131# The cache saves, for each arc, the start and end of the arc,
10132# the ids on the arc, and the outgoing arcs from the end.
10133proc readcache {f} {
10134 global arcnos arcids arcout arcstart arcend arctags archeads nextarc
10135 global idtags idheads allparents cachedarcs possible_seeds seeds growing
10136 global allcwait
10137
10138 set a $nextarc
10139 set lim $cachedarcs
10140 if {$lim - $a > 500} {
10141 set lim [expr {$a + 500}]
10142 }
10143 if {[catch {
10144 if {$a == $lim} {
10145 # finish reading the cache and setting up arctags, etc.
10146 set line [gets $f]
10147 if {$line ne "1"} {error "bad final version"}
10148 close $f
10149 foreach id [array names idtags] {
10150 if {[info exists arcnos($id)] && [llength $arcnos($id)] == 1 &&
10151 [llength $allparents($id)] == 1} {
10152 set a [lindex $arcnos($id) 0]
10153 if {$arctags($a) eq {}} {
10154 recalcarc $a
10155 }
10156 }
10157 }
10158 foreach id [array names idheads] {
10159 if {[info exists arcnos($id)] && [llength $arcnos($id)] == 1 &&
10160 [llength $allparents($id)] == 1} {
10161 set a [lindex $arcnos($id) 0]
10162 if {$archeads($a) eq {}} {
10163 recalcarc $a
10164 }
10165 }
10166 }
10167 foreach id [lsort -unique $possible_seeds] {
10168 if {$arcnos($id) eq {}} {
10169 lappend seeds $id
10170 }
10171 }
10172 set allcwait 0
10173 } else {
10174 while {[incr a] <= $lim} {
10175 set line [gets $f]
10176 if {[llength $line] != 3} {error "bad line"}
10177 set s [lindex $line 0]
10178 set arcstart($a) $s
10179 lappend arcout($s) $a
10180 if {![info exists arcnos($s)]} {
10181 lappend possible_seeds $s
10182 set arcnos($s) {}
10183 }
10184 set e [lindex $line 1]
10185 if {$e eq {}} {
10186 set growing($a) 1
10187 } else {
10188 set arcend($a) $e
10189 if {![info exists arcout($e)]} {
10190 set arcout($e) {}
10191 }
10192 }
10193 set arcids($a) [lindex $line 2]
10194 foreach id $arcids($a) {
10195 lappend allparents($s) $id
10196 set s $id
10197 lappend arcnos($id) $a
10198 }
10199 if {![info exists allparents($s)]} {
10200 set allparents($s) {}
10201 }
10202 set arctags($a) {}
10203 set archeads($a) {}
10204 }
10205 set nextarc [expr {$a - 1}]
10206 }
10207 } err]} {
10208 dropcache $err
10209 return 0
10210 }
10211 if {!$allcwait} {
10212 getallcommits
10213 }
10214 return $allcwait
10215}
10216
10217proc getcache {f} {
10218 global nextarc cachedarcs possible_seeds
10219
10220 if {[catch {
10221 set line [gets $f]
10222 if {[llength $line] != 2 || [lindex $line 0] ne "1"} {error "bad version"}
10223 # make sure it's an integer
10224 set cachedarcs [expr {int([lindex $line 1])}]
10225 if {$cachedarcs < 0} {error "bad number of arcs"}
10226 set nextarc 0
10227 set possible_seeds {}
10228 run readcache $f
10229 } err]} {
10230 dropcache $err
10231 }
10232 return 0
10233}
10234
10235proc dropcache {err} {
10236 global allcwait nextarc cachedarcs seeds
10237
10238 #puts "dropping cache ($err)"
10239 foreach v {arcnos arcout arcids arcstart arcend growing \
10240 arctags archeads allparents allchildren} {
10241 global $v
10242 catch {unset $v}
10243 }
10244 set allcwait 0
10245 set nextarc 0
10246 set cachedarcs 0
10247 set seeds {}
10248 getallcommits
10249}
10250
10251proc writecache {f} {
10252 global cachearc cachedarcs allccache
10253 global arcstart arcend arcnos arcids arcout
10254
10255 set a $cachearc
10256 set lim $cachedarcs
10257 if {$lim - $a > 1000} {
10258 set lim [expr {$a + 1000}]
10259 }
10260 if {[catch {
10261 while {[incr a] <= $lim} {
10262 if {[info exists arcend($a)]} {
10263 puts $f [list $arcstart($a) $arcend($a) $arcids($a)]
10264 } else {
10265 puts $f [list $arcstart($a) {} $arcids($a)]
10266 }
10267 }
10268 } err]} {
10269 catch {close $f}
10270 catch {file delete $allccache}
10271 #puts "writing cache failed ($err)"
10272 return 0
10273 }
10274 set cachearc [expr {$a - 1}]
10275 if {$a > $cachedarcs} {
10276 puts $f "1"
10277 close $f
10278 return 0
10279 }
10280 return 1
10281}
10282
10283proc savecache {} {
10284 global nextarc cachedarcs cachearc allccache
10285
10286 if {$nextarc == $cachedarcs} return
10287 set cachearc 0
10288 set cachedarcs $nextarc
10289 catch {
10290 set f [open $allccache w]
10291 puts $f [list 1 $cachedarcs]
10292 run writecache $f
10293 }
10294}
10295
10296# Returns 1 if a is an ancestor of b, -1 if b is an ancestor of a,
10297# or 0 if neither is true.
10298proc anc_or_desc {a b} {
10299 global arcout arcstart arcend arcnos cached_isanc
10300
10301 if {$arcnos($a) eq $arcnos($b)} {
10302 # Both are on the same arc(s); either both are the same BMP,
10303 # or if one is not a BMP, the other is also not a BMP or is
10304 # the BMP at end of the arc (and it only has 1 incoming arc).
10305 # Or both can be BMPs with no incoming arcs.
10306 if {$a eq $b || $arcnos($a) eq {}} {
10307 return 0
10308 }
10309 # assert {[llength $arcnos($a)] == 1}
10310 set arc [lindex $arcnos($a) 0]
10311 set i [lsearch -exact $arcids($arc) $a]
10312 set j [lsearch -exact $arcids($arc) $b]
10313 if {$i < 0 || $i > $j} {
10314 return 1
10315 } else {
10316 return -1
10317 }
10318 }
10319
10320 if {![info exists arcout($a)]} {
10321 set arc [lindex $arcnos($a) 0]
10322 if {[info exists arcend($arc)]} {
10323 set aend $arcend($arc)
10324 } else {
10325 set aend {}
10326 }
10327 set a $arcstart($arc)
10328 } else {
10329 set aend $a
10330 }
10331 if {![info exists arcout($b)]} {
10332 set arc [lindex $arcnos($b) 0]
10333 if {[info exists arcend($arc)]} {
10334 set bend $arcend($arc)
10335 } else {
10336 set bend {}
10337 }
10338 set b $arcstart($arc)
10339 } else {
10340 set bend $b
10341 }
10342 if {$a eq $bend} {
10343 return 1
10344 }
10345 if {$b eq $aend} {
10346 return -1
10347 }
10348 if {[info exists cached_isanc($a,$bend)]} {
10349 if {$cached_isanc($a,$bend)} {
10350 return 1
10351 }
10352 }
10353 if {[info exists cached_isanc($b,$aend)]} {
10354 if {$cached_isanc($b,$aend)} {
10355 return -1
10356 }
10357 if {[info exists cached_isanc($a,$bend)]} {
10358 return 0
10359 }
10360 }
10361
10362 set todo [list $a $b]
10363 set anc($a) a
10364 set anc($b) b
10365 for {set i 0} {$i < [llength $todo]} {incr i} {
10366 set x [lindex $todo $i]
10367 if {$anc($x) eq {}} {
10368 continue
10369 }
10370 foreach arc $arcnos($x) {
10371 set xd $arcstart($arc)
10372 if {$xd eq $bend} {
10373 set cached_isanc($a,$bend) 1
10374 set cached_isanc($b,$aend) 0
10375 return 1
10376 } elseif {$xd eq $aend} {
10377 set cached_isanc($b,$aend) 1
10378 set cached_isanc($a,$bend) 0
10379 return -1
10380 }
10381 if {![info exists anc($xd)]} {
10382 set anc($xd) $anc($x)
10383 lappend todo $xd
10384 } elseif {$anc($xd) ne $anc($x)} {
10385 set anc($xd) {}
10386 }
10387 }
10388 }
10389 set cached_isanc($a,$bend) 0
10390 set cached_isanc($b,$aend) 0
10391 return 0
10392}
10393
10394# This identifies whether $desc has an ancestor that is
10395# a growing tip of the graph and which is not an ancestor of $anc
10396# and returns 0 if so and 1 if not.
10397# If we subsequently discover a tag on such a growing tip, and that
10398# turns out to be a descendent of $anc (which it could, since we
10399# don't necessarily see children before parents), then $desc
10400# isn't a good choice to display as a descendent tag of
10401# $anc (since it is the descendent of another tag which is
10402# a descendent of $anc). Similarly, $anc isn't a good choice to
10403# display as a ancestor tag of $desc.
10404#
10405proc is_certain {desc anc} {
10406 global arcnos arcout arcstart arcend growing problems
10407
10408 set certain {}
10409 if {[llength $arcnos($anc)] == 1} {
10410 # tags on the same arc are certain
10411 if {$arcnos($desc) eq $arcnos($anc)} {
10412 return 1
10413 }
10414 if {![info exists arcout($anc)]} {
10415 # if $anc is partway along an arc, use the start of the arc instead
10416 set a [lindex $arcnos($anc) 0]
10417 set anc $arcstart($a)
10418 }
10419 }
10420 if {[llength $arcnos($desc)] > 1 || [info exists arcout($desc)]} {
10421 set x $desc
10422 } else {
10423 set a [lindex $arcnos($desc) 0]
10424 set x $arcend($a)
10425 }
10426 if {$x == $anc} {
10427 return 1
10428 }
10429 set anclist [list $x]
10430 set dl($x) 1
10431 set nnh 1
10432 set ngrowanc 0
10433 for {set i 0} {$i < [llength $anclist] && ($nnh > 0 || $ngrowanc > 0)} {incr i} {
10434 set x [lindex $anclist $i]
10435 if {$dl($x)} {
10436 incr nnh -1
10437 }
10438 set done($x) 1
10439 foreach a $arcout($x) {
10440 if {[info exists growing($a)]} {
10441 if {![info exists growanc($x)] && $dl($x)} {
10442 set growanc($x) 1
10443 incr ngrowanc
10444 }
10445 } else {
10446 set y $arcend($a)
10447 if {[info exists dl($y)]} {
10448 if {$dl($y)} {
10449 if {!$dl($x)} {
10450 set dl($y) 0
10451 if {![info exists done($y)]} {
10452 incr nnh -1
10453 }
10454 if {[info exists growanc($x)]} {
10455 incr ngrowanc -1
10456 }
10457 set xl [list $y]
10458 for {set k 0} {$k < [llength $xl]} {incr k} {
10459 set z [lindex $xl $k]
10460 foreach c $arcout($z) {
10461 if {[info exists arcend($c)]} {
10462 set v $arcend($c)
10463 if {[info exists dl($v)] && $dl($v)} {
10464 set dl($v) 0
10465 if {![info exists done($v)]} {
10466 incr nnh -1
10467 }
10468 if {[info exists growanc($v)]} {
10469 incr ngrowanc -1
10470 }
10471 lappend xl $v
10472 }
10473 }
10474 }
10475 }
10476 }
10477 }
10478 } elseif {$y eq $anc || !$dl($x)} {
10479 set dl($y) 0
10480 lappend anclist $y
10481 } else {
10482 set dl($y) 1
10483 lappend anclist $y
10484 incr nnh
10485 }
10486 }
10487 }
10488 }
10489 foreach x [array names growanc] {
10490 if {$dl($x)} {
10491 return 0
10492 }
10493 return 0
10494 }
10495 return 1
10496}
10497
10498proc validate_arctags {a} {
10499 global arctags idtags
10500
10501 set i -1
10502 set na $arctags($a)
10503 foreach id $arctags($a) {
10504 incr i
10505 if {![info exists idtags($id)]} {
10506 set na [lreplace $na $i $i]
10507 incr i -1
10508 }
10509 }
10510 set arctags($a) $na
10511}
10512
10513proc validate_archeads {a} {
10514 global archeads idheads
10515
10516 set i -1
10517 set na $archeads($a)
10518 foreach id $archeads($a) {
10519 incr i
10520 if {![info exists idheads($id)]} {
10521 set na [lreplace $na $i $i]
10522 incr i -1
10523 }
10524 }
10525 set archeads($a) $na
10526}
10527
10528# Return the list of IDs that have tags that are descendents of id,
10529# ignoring IDs that are descendents of IDs already reported.
10530proc desctags {id} {
10531 global arcnos arcstart arcids arctags idtags allparents
10532 global growing cached_dtags
10533
10534 if {![info exists allparents($id)]} {
10535 return {}
10536 }
10537 set t1 [clock clicks -milliseconds]
10538 set argid $id
10539 if {[llength $arcnos($id)] == 1 && [llength $allparents($id)] == 1} {
10540 # part-way along an arc; check that arc first
10541 set a [lindex $arcnos($id) 0]
10542 if {$arctags($a) ne {}} {
10543 validate_arctags $a
10544 set i [lsearch -exact $arcids($a) $id]
10545 set tid {}
10546 foreach t $arctags($a) {
10547 set j [lsearch -exact $arcids($a) $t]
10548 if {$j >= $i} break
10549 set tid $t
10550 }
10551 if {$tid ne {}} {
10552 return $tid
10553 }
10554 }
10555 set id $arcstart($a)
10556 if {[info exists idtags($id)]} {
10557 return $id
10558 }
10559 }
10560 if {[info exists cached_dtags($id)]} {
10561 return $cached_dtags($id)
10562 }
10563
10564 set origid $id
10565 set todo [list $id]
10566 set queued($id) 1
10567 set nc 1
10568 for {set i 0} {$i < [llength $todo] && $nc > 0} {incr i} {
10569 set id [lindex $todo $i]
10570 set done($id) 1
10571 set ta [info exists hastaggedancestor($id)]
10572 if {!$ta} {
10573 incr nc -1
10574 }
10575 # ignore tags on starting node
10576 if {!$ta && $i > 0} {
10577 if {[info exists idtags($id)]} {
10578 set tagloc($id) $id
10579 set ta 1
10580 } elseif {[info exists cached_dtags($id)]} {
10581 set tagloc($id) $cached_dtags($id)
10582 set ta 1
10583 }
10584 }
10585 foreach a $arcnos($id) {
10586 set d $arcstart($a)
10587 if {!$ta && $arctags($a) ne {}} {
10588 validate_arctags $a
10589 if {$arctags($a) ne {}} {
10590 lappend tagloc($id) [lindex $arctags($a) end]
10591 }
10592 }
10593 if {$ta || $arctags($a) ne {}} {
10594 set tomark [list $d]
10595 for {set j 0} {$j < [llength $tomark]} {incr j} {
10596 set dd [lindex $tomark $j]
10597 if {![info exists hastaggedancestor($dd)]} {
10598 if {[info exists done($dd)]} {
10599 foreach b $arcnos($dd) {
10600 lappend tomark $arcstart($b)
10601 }
10602 if {[info exists tagloc($dd)]} {
10603 unset tagloc($dd)
10604 }
10605 } elseif {[info exists queued($dd)]} {
10606 incr nc -1
10607 }
10608 set hastaggedancestor($dd) 1
10609 }
10610 }
10611 }
10612 if {![info exists queued($d)]} {
10613 lappend todo $d
10614 set queued($d) 1
10615 if {![info exists hastaggedancestor($d)]} {
10616 incr nc
10617 }
10618 }
10619 }
10620 }
10621 set tags {}
10622 foreach id [array names tagloc] {
10623 if {![info exists hastaggedancestor($id)]} {
10624 foreach t $tagloc($id) {
10625 if {[lsearch -exact $tags $t] < 0} {
10626 lappend tags $t
10627 }
10628 }
10629 }
10630 }
10631 set t2 [clock clicks -milliseconds]
10632 set loopix $i
10633
10634 # remove tags that are descendents of other tags
10635 for {set i 0} {$i < [llength $tags]} {incr i} {
10636 set a [lindex $tags $i]
10637 for {set j 0} {$j < $i} {incr j} {
10638 set b [lindex $tags $j]
10639 set r [anc_or_desc $a $b]
10640 if {$r == 1} {
10641 set tags [lreplace $tags $j $j]
10642 incr j -1
10643 incr i -1
10644 } elseif {$r == -1} {
10645 set tags [lreplace $tags $i $i]
10646 incr i -1
10647 break
10648 }
10649 }
10650 }
10651
10652 if {[array names growing] ne {}} {
10653 # graph isn't finished, need to check if any tag could get
10654 # eclipsed by another tag coming later. Simply ignore any
10655 # tags that could later get eclipsed.
10656 set ctags {}
10657 foreach t $tags {
10658 if {[is_certain $t $origid]} {
10659 lappend ctags $t
10660 }
10661 }
10662 if {$tags eq $ctags} {
10663 set cached_dtags($origid) $tags
10664 } else {
10665 set tags $ctags
10666 }
10667 } else {
10668 set cached_dtags($origid) $tags
10669 }
10670 set t3 [clock clicks -milliseconds]
10671 if {0 && $t3 - $t1 >= 100} {
10672 puts "iterating descendents ($loopix/[llength $todo] nodes) took\
10673 [expr {$t2-$t1}]+[expr {$t3-$t2}]ms, $nc candidates left"
10674 }
10675 return $tags
10676}
10677
10678proc anctags {id} {
10679 global arcnos arcids arcout arcend arctags idtags allparents
10680 global growing cached_atags
10681
10682 if {![info exists allparents($id)]} {
10683 return {}
10684 }
10685 set t1 [clock clicks -milliseconds]
10686 set argid $id
10687 if {[llength $arcnos($id)] == 1 && [llength $allparents($id)] == 1} {
10688 # part-way along an arc; check that arc first
10689 set a [lindex $arcnos($id) 0]
10690 if {$arctags($a) ne {}} {
10691 validate_arctags $a
10692 set i [lsearch -exact $arcids($a) $id]
10693 foreach t $arctags($a) {
10694 set j [lsearch -exact $arcids($a) $t]
10695 if {$j > $i} {
10696 return $t
10697 }
10698 }
10699 }
10700 if {![info exists arcend($a)]} {
10701 return {}
10702 }
10703 set id $arcend($a)
10704 if {[info exists idtags($id)]} {
10705 return $id
10706 }
10707 }
10708 if {[info exists cached_atags($id)]} {
10709 return $cached_atags($id)
10710 }
10711
10712 set origid $id
10713 set todo [list $id]
10714 set queued($id) 1
10715 set taglist {}
10716 set nc 1
10717 for {set i 0} {$i < [llength $todo] && $nc > 0} {incr i} {
10718 set id [lindex $todo $i]
10719 set done($id) 1
10720 set td [info exists hastaggeddescendent($id)]
10721 if {!$td} {
10722 incr nc -1
10723 }
10724 # ignore tags on starting node
10725 if {!$td && $i > 0} {
10726 if {[info exists idtags($id)]} {
10727 set tagloc($id) $id
10728 set td 1
10729 } elseif {[info exists cached_atags($id)]} {
10730 set tagloc($id) $cached_atags($id)
10731 set td 1
10732 }
10733 }
10734 foreach a $arcout($id) {
10735 if {!$td && $arctags($a) ne {}} {
10736 validate_arctags $a
10737 if {$arctags($a) ne {}} {
10738 lappend tagloc($id) [lindex $arctags($a) 0]
10739 }
10740 }
10741 if {![info exists arcend($a)]} continue
10742 set d $arcend($a)
10743 if {$td || $arctags($a) ne {}} {
10744 set tomark [list $d]
10745 for {set j 0} {$j < [llength $tomark]} {incr j} {
10746 set dd [lindex $tomark $j]
10747 if {![info exists hastaggeddescendent($dd)]} {
10748 if {[info exists done($dd)]} {
10749 foreach b $arcout($dd) {
10750 if {[info exists arcend($b)]} {
10751 lappend tomark $arcend($b)
10752 }
10753 }
10754 if {[info exists tagloc($dd)]} {
10755 unset tagloc($dd)
10756 }
10757 } elseif {[info exists queued($dd)]} {
10758 incr nc -1
10759 }
10760 set hastaggeddescendent($dd) 1
10761 }
10762 }
10763 }
10764 if {![info exists queued($d)]} {
10765 lappend todo $d
10766 set queued($d) 1
10767 if {![info exists hastaggeddescendent($d)]} {
10768 incr nc
10769 }
10770 }
10771 }
10772 }
10773 set t2 [clock clicks -milliseconds]
10774 set loopix $i
10775 set tags {}
10776 foreach id [array names tagloc] {
10777 if {![info exists hastaggeddescendent($id)]} {
10778 foreach t $tagloc($id) {
10779 if {[lsearch -exact $tags $t] < 0} {
10780 lappend tags $t
10781 }
10782 }
10783 }
10784 }
10785
10786 # remove tags that are ancestors of other tags
10787 for {set i 0} {$i < [llength $tags]} {incr i} {
10788 set a [lindex $tags $i]
10789 for {set j 0} {$j < $i} {incr j} {
10790 set b [lindex $tags $j]
10791 set r [anc_or_desc $a $b]
10792 if {$r == -1} {
10793 set tags [lreplace $tags $j $j]
10794 incr j -1
10795 incr i -1
10796 } elseif {$r == 1} {
10797 set tags [lreplace $tags $i $i]
10798 incr i -1
10799 break
10800 }
10801 }
10802 }
10803
10804 if {[array names growing] ne {}} {
10805 # graph isn't finished, need to check if any tag could get
10806 # eclipsed by another tag coming later. Simply ignore any
10807 # tags that could later get eclipsed.
10808 set ctags {}
10809 foreach t $tags {
10810 if {[is_certain $origid $t]} {
10811 lappend ctags $t
10812 }
10813 }
10814 if {$tags eq $ctags} {
10815 set cached_atags($origid) $tags
10816 } else {
10817 set tags $ctags
10818 }
10819 } else {
10820 set cached_atags($origid) $tags
10821 }
10822 set t3 [clock clicks -milliseconds]
10823 if {0 && $t3 - $t1 >= 100} {
10824 puts "iterating ancestors ($loopix/[llength $todo] nodes) took\
10825 [expr {$t2-$t1}]+[expr {$t3-$t2}]ms, $nc candidates left"
10826 }
10827 return $tags
10828}
10829
10830# Return the list of IDs that have heads that are descendents of id,
10831# including id itself if it has a head.
10832proc descheads {id} {
10833 global arcnos arcstart arcids archeads idheads cached_dheads
10834 global allparents arcout
10835
10836 if {![info exists allparents($id)]} {
10837 return {}
10838 }
10839 set aret {}
10840 if {![info exists arcout($id)]} {
10841 # part-way along an arc; check it first
10842 set a [lindex $arcnos($id) 0]
10843 if {$archeads($a) ne {}} {
10844 validate_archeads $a
10845 set i [lsearch -exact $arcids($a) $id]
10846 foreach t $archeads($a) {
10847 set j [lsearch -exact $arcids($a) $t]
10848 if {$j > $i} break
10849 lappend aret $t
10850 }
10851 }
10852 set id $arcstart($a)
10853 }
10854 set origid $id
10855 set todo [list $id]
10856 set seen($id) 1
10857 set ret {}
10858 for {set i 0} {$i < [llength $todo]} {incr i} {
10859 set id [lindex $todo $i]
10860 if {[info exists cached_dheads($id)]} {
10861 set ret [concat $ret $cached_dheads($id)]
10862 } else {
10863 if {[info exists idheads($id)]} {
10864 lappend ret $id
10865 }
10866 foreach a $arcnos($id) {
10867 if {$archeads($a) ne {}} {
10868 validate_archeads $a
10869 if {$archeads($a) ne {}} {
10870 set ret [concat $ret $archeads($a)]
10871 }
10872 }
10873 set d $arcstart($a)
10874 if {![info exists seen($d)]} {
10875 lappend todo $d
10876 set seen($d) 1
10877 }
10878 }
10879 }
10880 }
10881 set ret [lsort -unique $ret]
10882 set cached_dheads($origid) $ret
10883 return [concat $ret $aret]
10884}
10885
10886proc addedtag {id} {
10887 global arcnos arcout cached_dtags cached_atags
10888
10889 if {![info exists arcnos($id)]} return
10890 if {![info exists arcout($id)]} {
10891 recalcarc [lindex $arcnos($id) 0]
10892 }
10893 catch {unset cached_dtags}
10894 catch {unset cached_atags}
10895}
10896
10897proc addedhead {hid head} {
10898 global arcnos arcout cached_dheads
10899
10900 if {![info exists arcnos($hid)]} return
10901 if {![info exists arcout($hid)]} {
10902 recalcarc [lindex $arcnos($hid) 0]
10903 }
10904 catch {unset cached_dheads}
10905}
10906
10907proc removedhead {hid head} {
10908 global cached_dheads
10909
10910 catch {unset cached_dheads}
10911}
10912
10913proc movedhead {hid head} {
10914 global arcnos arcout cached_dheads
10915
10916 if {![info exists arcnos($hid)]} return
10917 if {![info exists arcout($hid)]} {
10918 recalcarc [lindex $arcnos($hid) 0]
10919 }
10920 catch {unset cached_dheads}
10921}
10922
10923proc changedrefs {} {
10924 global cached_dheads cached_dtags cached_atags cached_tagcontent
10925 global arctags archeads arcnos arcout idheads idtags
10926
10927 foreach id [concat [array names idheads] [array names idtags]] {
10928 if {[info exists arcnos($id)] && ![info exists arcout($id)]} {
10929 set a [lindex $arcnos($id) 0]
10930 if {![info exists donearc($a)]} {
10931 recalcarc $a
10932 set donearc($a) 1
10933 }
10934 }
10935 }
10936 catch {unset cached_tagcontent}
10937 catch {unset cached_dtags}
10938 catch {unset cached_atags}
10939 catch {unset cached_dheads}
10940}
10941
10942proc rereadrefs {} {
10943 global idtags idheads idotherrefs mainheadid
10944
10945 set refids [concat [array names idtags] \
10946 [array names idheads] [array names idotherrefs]]
10947 foreach id $refids {
10948 if {![info exists ref($id)]} {
10949 set ref($id) [listrefs $id]
10950 }
10951 }
10952 set oldmainhead $mainheadid
10953 readrefs
10954 changedrefs
10955 set refids [lsort -unique [concat $refids [array names idtags] \
10956 [array names idheads] [array names idotherrefs]]]
10957 foreach id $refids {
10958 set v [listrefs $id]
10959 if {![info exists ref($id)] || $ref($id) != $v} {
10960 redrawtags $id
10961 }
10962 }
10963 if {$oldmainhead ne $mainheadid} {
10964 redrawtags $oldmainhead
10965 redrawtags $mainheadid
10966 }
10967 run refill_reflist
10968}
10969
10970proc listrefs {id} {
10971 global idtags idheads idotherrefs
10972
10973 set x {}
10974 if {[info exists idtags($id)]} {
10975 set x $idtags($id)
10976 }
10977 set y {}
10978 if {[info exists idheads($id)]} {
10979 set y $idheads($id)
10980 }
10981 set z {}
10982 if {[info exists idotherrefs($id)]} {
10983 set z $idotherrefs($id)
10984 }
10985 return [list $x $y $z]
10986}
10987
10988proc add_tag_ctext {tag} {
10989 global ctext cached_tagcontent tagids
10990
10991 if {![info exists cached_tagcontent($tag)]} {
10992 catch {
10993 set cached_tagcontent($tag) [exec git cat-file -p $tag]
10994 }
10995 }
10996 $ctext insert end "[mc "Tag"]: $tag\n" bold
10997 if {[info exists cached_tagcontent($tag)]} {
10998 set text $cached_tagcontent($tag)
10999 } else {
11000 set text "[mc "Id"]: $tagids($tag)"
11001 }
11002 appendwithlinks $text {}
11003}
11004
11005proc showtag {tag isnew} {
11006 global ctext cached_tagcontent tagids linknum tagobjid
11007
11008 if {$isnew} {
11009 addtohistory [list showtag $tag 0] savectextpos
11010 }
11011 $ctext conf -state normal
11012 clear_ctext
11013 settabs 0
11014 set linknum 0
11015 add_tag_ctext $tag
11016 maybe_scroll_ctext 1
11017 $ctext conf -state disabled
11018 init_flist {}
11019}
11020
11021proc showtags {id isnew} {
11022 global idtags ctext linknum
11023
11024 if {$isnew} {
11025 addtohistory [list showtags $id 0] savectextpos
11026 }
11027 $ctext conf -state normal
11028 clear_ctext
11029 settabs 0
11030 set linknum 0
11031 set sep {}
11032 foreach tag $idtags($id) {
11033 $ctext insert end $sep
11034 add_tag_ctext $tag
11035 set sep "\n\n"
11036 }
11037 maybe_scroll_ctext 1
11038 $ctext conf -state disabled
11039 init_flist {}
11040}
11041
11042proc doquit {} {
11043 global stopped
11044 global gitktmpdir
11045
11046 set stopped 100
11047 savestuff .
11048 destroy .
11049
11050 if {[info exists gitktmpdir]} {
11051 catch {file delete -force $gitktmpdir}
11052 }
11053}
11054
11055proc mkfontdisp {font top which} {
11056 global fontattr fontpref $font NS use_ttk
11057
11058 set fontpref($font) [set $font]
11059 ${NS}::button $top.${font}but -text $which \
11060 -command [list choosefont $font $which]
11061 ${NS}::label $top.$font -relief flat -font $font \
11062 -text $fontattr($font,family) -justify left
11063 grid x $top.${font}but $top.$font -sticky w
11064}
11065
11066proc choosefont {font which} {
11067 global fontparam fontlist fonttop fontattr
11068 global prefstop NS
11069
11070 set fontparam(which) $which
11071 set fontparam(font) $font
11072 set fontparam(family) [font actual $font -family]
11073 set fontparam(size) $fontattr($font,size)
11074 set fontparam(weight) $fontattr($font,weight)
11075 set fontparam(slant) $fontattr($font,slant)
11076 set top .gitkfont
11077 set fonttop $top
11078 if {![winfo exists $top]} {
11079 font create sample
11080 eval font config sample [font actual $font]
11081 ttk_toplevel $top
11082 make_transient $top $prefstop
11083 wm title $top [mc "Gitk font chooser"]
11084 ${NS}::label $top.l -textvariable fontparam(which)
11085 pack $top.l -side top
11086 set fontlist [lsort [font families]]
11087 ${NS}::frame $top.f
11088 listbox $top.f.fam -listvariable fontlist \
11089 -yscrollcommand [list $top.f.sb set]
11090 bind $top.f.fam <<ListboxSelect>> selfontfam
11091 ${NS}::scrollbar $top.f.sb -command [list $top.f.fam yview]
11092 pack $top.f.sb -side right -fill y
11093 pack $top.f.fam -side left -fill both -expand 1
11094 pack $top.f -side top -fill both -expand 1
11095 ${NS}::frame $top.g
11096 spinbox $top.g.size -from 4 -to 40 -width 4 \
11097 -textvariable fontparam(size) \
11098 -validatecommand {string is integer -strict %s}
11099 checkbutton $top.g.bold -padx 5 \
11100 -font {{Times New Roman} 12 bold} -text [mc "B"] -indicatoron 0 \
11101 -variable fontparam(weight) -onvalue bold -offvalue normal
11102 checkbutton $top.g.ital -padx 5 \
11103 -font {{Times New Roman} 12 italic} -text [mc "I"] -indicatoron 0 \
11104 -variable fontparam(slant) -onvalue italic -offvalue roman
11105 pack $top.g.size $top.g.bold $top.g.ital -side left
11106 pack $top.g -side top
11107 canvas $top.c -width 150 -height 50 -border 2 -relief sunk \
11108 -background white
11109 $top.c create text 100 25 -anchor center -text $which -font sample \
11110 -fill black -tags text
11111 bind $top.c <Configure> [list centertext $top.c]
11112 pack $top.c -side top -fill x
11113 ${NS}::frame $top.buts
11114 ${NS}::button $top.buts.ok -text [mc "OK"] -command fontok -default active
11115 ${NS}::button $top.buts.can -text [mc "Cancel"] -command fontcan -default normal
11116 bind $top <Key-Return> fontok
11117 bind $top <Key-Escape> fontcan
11118 grid $top.buts.ok $top.buts.can
11119 grid columnconfigure $top.buts 0 -weight 1 -uniform a
11120 grid columnconfigure $top.buts 1 -weight 1 -uniform a
11121 pack $top.buts -side bottom -fill x
11122 trace add variable fontparam write chg_fontparam
11123 } else {
11124 raise $top
11125 $top.c itemconf text -text $which
11126 }
11127 set i [lsearch -exact $fontlist $fontparam(family)]
11128 if {$i >= 0} {
11129 $top.f.fam selection set $i
11130 $top.f.fam see $i
11131 }
11132}
11133
11134proc centertext {w} {
11135 $w coords text [expr {[winfo width $w] / 2}] [expr {[winfo height $w] / 2}]
11136}
11137
11138proc fontok {} {
11139 global fontparam fontpref prefstop
11140
11141 set f $fontparam(font)
11142 set fontpref($f) [list $fontparam(family) $fontparam(size)]
11143 if {$fontparam(weight) eq "bold"} {
11144 lappend fontpref($f) "bold"
11145 }
11146 if {$fontparam(slant) eq "italic"} {
11147 lappend fontpref($f) "italic"
11148 }
11149 set w $prefstop.notebook.fonts.$f
11150 $w conf -text $fontparam(family) -font $fontpref($f)
11151
11152 fontcan
11153}
11154
11155proc fontcan {} {
11156 global fonttop fontparam
11157
11158 if {[info exists fonttop]} {
11159 catch {destroy $fonttop}
11160 catch {font delete sample}
11161 unset fonttop
11162 unset fontparam
11163 }
11164}
11165
11166if {[package vsatisfies [package provide Tk] 8.6]} {
11167 # In Tk 8.6 we have a native font chooser dialog. Overwrite the above
11168 # function to make use of it.
11169 proc choosefont {font which} {
11170 tk fontchooser configure -title $which -font $font \
11171 -command [list on_choosefont $font $which]
11172 tk fontchooser show
11173 }
11174 proc on_choosefont {font which newfont} {
11175 global fontparam
11176 puts stderr "$font $newfont"
11177 array set f [font actual $newfont]
11178 set fontparam(which) $which
11179 set fontparam(font) $font
11180 set fontparam(family) $f(-family)
11181 set fontparam(size) $f(-size)
11182 set fontparam(weight) $f(-weight)
11183 set fontparam(slant) $f(-slant)
11184 fontok
11185 }
11186}
11187
11188proc selfontfam {} {
11189 global fonttop fontparam
11190
11191 set i [$fonttop.f.fam curselection]
11192 if {$i ne {}} {
11193 set fontparam(family) [$fonttop.f.fam get $i]
11194 }
11195}
11196
11197proc chg_fontparam {v sub op} {
11198 global fontparam
11199
11200 font config sample -$sub $fontparam($sub)
11201}
11202
11203# Create a property sheet tab page
11204proc create_prefs_page {w} {
11205 global NS
11206 set parent [join [lrange [split $w .] 0 end-1] .]
11207 if {[winfo class $parent] eq "TNotebook"} {
11208 ${NS}::frame $w
11209 } else {
11210 ${NS}::labelframe $w
11211 }
11212}
11213
11214proc prefspage_general {notebook} {
11215 global NS maxwidth maxgraphpct showneartags showlocalchanges
11216 global tabstop limitdiffs autoselect autosellen extdifftool perfile_attrs
11217 global hideremotes want_ttk have_ttk maxrefs
11218
11219 set page [create_prefs_page $notebook.general]
11220
11221 ${NS}::label $page.ldisp -text [mc "Commit list display options"]
11222 grid $page.ldisp - -sticky w -pady 10
11223 ${NS}::label $page.spacer -text " "
11224 ${NS}::label $page.maxwidthl -text [mc "Maximum graph width (lines)"]
11225 spinbox $page.maxwidth -from 0 -to 100 -width 4 -textvariable maxwidth
11226 grid $page.spacer $page.maxwidthl $page.maxwidth -sticky w
11227 ${NS}::label $page.maxpctl -text [mc "Maximum graph width (% of pane)"]
11228 spinbox $page.maxpct -from 1 -to 100 -width 4 -textvariable maxgraphpct
11229 grid x $page.maxpctl $page.maxpct -sticky w
11230 ${NS}::checkbutton $page.showlocal -text [mc "Show local changes"] \
11231 -variable showlocalchanges
11232 grid x $page.showlocal -sticky w
11233 ${NS}::checkbutton $page.autoselect -text [mc "Auto-select SHA1 (length)"] \
11234 -variable autoselect
11235 spinbox $page.autosellen -from 1 -to 40 -width 4 -textvariable autosellen
11236 grid x $page.autoselect $page.autosellen -sticky w
11237 ${NS}::checkbutton $page.hideremotes -text [mc "Hide remote refs"] \
11238 -variable hideremotes
11239 grid x $page.hideremotes -sticky w
11240
11241 ${NS}::label $page.ddisp -text [mc "Diff display options"]
11242 grid $page.ddisp - -sticky w -pady 10
11243 ${NS}::label $page.tabstopl -text [mc "Tab spacing"]
11244 spinbox $page.tabstop -from 1 -to 20 -width 4 -textvariable tabstop
11245 grid x $page.tabstopl $page.tabstop -sticky w
11246 ${NS}::checkbutton $page.ntag -text [mc "Display nearby tags/heads"] \
11247 -variable showneartags
11248 grid x $page.ntag -sticky w
11249 ${NS}::label $page.maxrefsl -text [mc "Maximum # tags/heads to show"]
11250 spinbox $page.maxrefs -from 1 -to 1000 -width 4 -textvariable maxrefs
11251 grid x $page.maxrefsl $page.maxrefs -sticky w
11252 ${NS}::checkbutton $page.ldiff -text [mc "Limit diffs to listed paths"] \
11253 -variable limitdiffs
11254 grid x $page.ldiff -sticky w
11255 ${NS}::checkbutton $page.lattr -text [mc "Support per-file encodings"] \
11256 -variable perfile_attrs
11257 grid x $page.lattr -sticky w
11258
11259 ${NS}::entry $page.extdifft -textvariable extdifftool
11260 ${NS}::frame $page.extdifff
11261 ${NS}::label $page.extdifff.l -text [mc "External diff tool" ]
11262 ${NS}::button $page.extdifff.b -text [mc "Choose..."] -command choose_extdiff
11263 pack $page.extdifff.l $page.extdifff.b -side left
11264 pack configure $page.extdifff.l -padx 10
11265 grid x $page.extdifff $page.extdifft -sticky ew
11266
11267 ${NS}::label $page.lgen -text [mc "General options"]
11268 grid $page.lgen - -sticky w -pady 10
11269 ${NS}::checkbutton $page.want_ttk -variable want_ttk \
11270 -text [mc "Use themed widgets"]
11271 if {$have_ttk} {
11272 ${NS}::label $page.ttk_note -text [mc "(change requires restart)"]
11273 } else {
11274 ${NS}::label $page.ttk_note -text [mc "(currently unavailable)"]
11275 }
11276 grid x $page.want_ttk $page.ttk_note -sticky w
11277 return $page
11278}
11279
11280proc prefspage_colors {notebook} {
11281 global NS uicolor bgcolor fgcolor ctext diffcolors selectbgcolor markbgcolor
11282
11283 set page [create_prefs_page $notebook.colors]
11284
11285 ${NS}::label $page.cdisp -text [mc "Colors: press to choose"]
11286 grid $page.cdisp - -sticky w -pady 10
11287 label $page.ui -padx 40 -relief sunk -background $uicolor
11288 ${NS}::button $page.uibut -text [mc "Interface"] \
11289 -command [list choosecolor uicolor {} $page.ui [mc "interface"] setui]
11290 grid x $page.uibut $page.ui -sticky w
11291 label $page.bg -padx 40 -relief sunk -background $bgcolor
11292 ${NS}::button $page.bgbut -text [mc "Background"] \
11293 -command [list choosecolor bgcolor {} $page.bg [mc "background"] setbg]
11294 grid x $page.bgbut $page.bg -sticky w
11295 label $page.fg -padx 40 -relief sunk -background $fgcolor
11296 ${NS}::button $page.fgbut -text [mc "Foreground"] \
11297 -command [list choosecolor fgcolor {} $page.fg [mc "foreground"] setfg]
11298 grid x $page.fgbut $page.fg -sticky w
11299 label $page.diffold -padx 40 -relief sunk -background [lindex $diffcolors 0]
11300 ${NS}::button $page.diffoldbut -text [mc "Diff: old lines"] \
11301 -command [list choosecolor diffcolors 0 $page.diffold [mc "diff old lines"] \
11302 [list $ctext tag conf d0 -foreground]]
11303 grid x $page.diffoldbut $page.diffold -sticky w
11304 label $page.diffnew -padx 40 -relief sunk -background [lindex $diffcolors 1]
11305 ${NS}::button $page.diffnewbut -text [mc "Diff: new lines"] \
11306 -command [list choosecolor diffcolors 1 $page.diffnew [mc "diff new lines"] \
11307 [list $ctext tag conf dresult -foreground]]
11308 grid x $page.diffnewbut $page.diffnew -sticky w
11309 label $page.hunksep -padx 40 -relief sunk -background [lindex $diffcolors 2]
11310 ${NS}::button $page.hunksepbut -text [mc "Diff: hunk header"] \
11311 -command [list choosecolor diffcolors 2 $page.hunksep \
11312 [mc "diff hunk header"] \
11313 [list $ctext tag conf hunksep -foreground]]
11314 grid x $page.hunksepbut $page.hunksep -sticky w
11315 label $page.markbgsep -padx 40 -relief sunk -background $markbgcolor
11316 ${NS}::button $page.markbgbut -text [mc "Marked line bg"] \
11317 -command [list choosecolor markbgcolor {} $page.markbgsep \
11318 [mc "marked line background"] \
11319 [list $ctext tag conf omark -background]]
11320 grid x $page.markbgbut $page.markbgsep -sticky w
11321 label $page.selbgsep -padx 40 -relief sunk -background $selectbgcolor
11322 ${NS}::button $page.selbgbut -text [mc "Select bg"] \
11323 -command [list choosecolor selectbgcolor {} $page.selbgsep [mc "background"] setselbg]
11324 grid x $page.selbgbut $page.selbgsep -sticky w
11325 return $page
11326}
11327
11328proc prefspage_fonts {notebook} {
11329 global NS
11330 set page [create_prefs_page $notebook.fonts]
11331 ${NS}::label $page.cfont -text [mc "Fonts: press to choose"]
11332 grid $page.cfont - -sticky w -pady 10
11333 mkfontdisp mainfont $page [mc "Main font"]
11334 mkfontdisp textfont $page [mc "Diff display font"]
11335 mkfontdisp uifont $page [mc "User interface font"]
11336 return $page
11337}
11338
11339proc doprefs {} {
11340 global maxwidth maxgraphpct use_ttk NS
11341 global oldprefs prefstop showneartags showlocalchanges
11342 global uicolor bgcolor fgcolor ctext diffcolors selectbgcolor markbgcolor
11343 global tabstop limitdiffs autoselect autosellen extdifftool perfile_attrs
11344 global hideremotes want_ttk have_ttk
11345
11346 set top .gitkprefs
11347 set prefstop $top
11348 if {[winfo exists $top]} {
11349 raise $top
11350 return
11351 }
11352 foreach v {maxwidth maxgraphpct showneartags showlocalchanges \
11353 limitdiffs tabstop perfile_attrs hideremotes want_ttk} {
11354 set oldprefs($v) [set $v]
11355 }
11356 ttk_toplevel $top
11357 wm title $top [mc "Gitk preferences"]
11358 make_transient $top .
11359
11360 if {[set use_notebook [expr {$use_ttk && [info command ::ttk::notebook] ne ""}]]} {
11361 set notebook [ttk::notebook $top.notebook]
11362 } else {
11363 set notebook [${NS}::frame $top.notebook -borderwidth 0 -relief flat]
11364 }
11365
11366 lappend pages [prefspage_general $notebook] [mc "General"]
11367 lappend pages [prefspage_colors $notebook] [mc "Colors"]
11368 lappend pages [prefspage_fonts $notebook] [mc "Fonts"]
11369 set col 0
11370 foreach {page title} $pages {
11371 if {$use_notebook} {
11372 $notebook add $page -text $title
11373 } else {
11374 set btn [${NS}::button $notebook.b_[string map {. X} $page] \
11375 -text $title -command [list raise $page]]
11376 $page configure -text $title
11377 grid $btn -row 0 -column [incr col] -sticky w
11378 grid $page -row 1 -column 0 -sticky news -columnspan 100
11379 }
11380 }
11381
11382 if {!$use_notebook} {
11383 grid columnconfigure $notebook 0 -weight 1
11384 grid rowconfigure $notebook 1 -weight 1
11385 raise [lindex $pages 0]
11386 }
11387
11388 grid $notebook -sticky news -padx 2 -pady 2
11389 grid rowconfigure $top 0 -weight 1
11390 grid columnconfigure $top 0 -weight 1
11391
11392 ${NS}::frame $top.buts
11393 ${NS}::button $top.buts.ok -text [mc "OK"] -command prefsok -default active
11394 ${NS}::button $top.buts.can -text [mc "Cancel"] -command prefscan -default normal
11395 bind $top <Key-Return> prefsok
11396 bind $top <Key-Escape> prefscan
11397 grid $top.buts.ok $top.buts.can
11398 grid columnconfigure $top.buts 0 -weight 1 -uniform a
11399 grid columnconfigure $top.buts 1 -weight 1 -uniform a
11400 grid $top.buts - - -pady 10 -sticky ew
11401 grid columnconfigure $top 2 -weight 1
11402 bind $top <Visibility> [list focus $top.buts.ok]
11403}
11404
11405proc choose_extdiff {} {
11406 global extdifftool
11407
11408 set prog [tk_getOpenFile -title [mc "External diff tool"] -multiple false]
11409 if {$prog ne {}} {
11410 set extdifftool $prog
11411 }
11412}
11413
11414proc choosecolor {v vi w x cmd} {
11415 global $v
11416
11417 set c [tk_chooseColor -initialcolor [lindex [set $v] $vi] \
11418 -title [mc "Gitk: choose color for %s" $x]]
11419 if {$c eq {}} return
11420 $w conf -background $c
11421 lset $v $vi $c
11422 eval $cmd $c
11423}
11424
11425proc setselbg {c} {
11426 global bglist cflist
11427 foreach w $bglist {
11428 $w configure -selectbackground $c
11429 }
11430 $cflist tag configure highlight \
11431 -background [$cflist cget -selectbackground]
11432 allcanvs itemconf secsel -fill $c
11433}
11434
11435# This sets the background color and the color scheme for the whole UI.
11436# For some reason, tk_setPalette chooses a nasty dark red for selectColor
11437# if we don't specify one ourselves, which makes the checkbuttons and
11438# radiobuttons look bad. This chooses white for selectColor if the
11439# background color is light, or black if it is dark.
11440proc setui {c} {
11441 if {[tk windowingsystem] eq "win32"} { return }
11442 set bg [winfo rgb . $c]
11443 set selc black
11444 if {[lindex $bg 0] + 1.5 * [lindex $bg 1] + 0.5 * [lindex $bg 2] > 100000} {
11445 set selc white
11446 }
11447 tk_setPalette background $c selectColor $selc
11448}
11449
11450proc setbg {c} {
11451 global bglist
11452
11453 foreach w $bglist {
11454 $w conf -background $c
11455 }
11456}
11457
11458proc setfg {c} {
11459 global fglist canv
11460
11461 foreach w $fglist {
11462 $w conf -foreground $c
11463 }
11464 allcanvs itemconf text -fill $c
11465 $canv itemconf circle -outline $c
11466 $canv itemconf markid -outline $c
11467}
11468
11469proc prefscan {} {
11470 global oldprefs prefstop
11471
11472 foreach v {maxwidth maxgraphpct showneartags showlocalchanges \
11473 limitdiffs tabstop perfile_attrs hideremotes want_ttk} {
11474 global $v
11475 set $v $oldprefs($v)
11476 }
11477 catch {destroy $prefstop}
11478 unset prefstop
11479 fontcan
11480}
11481
11482proc prefsok {} {
11483 global maxwidth maxgraphpct
11484 global oldprefs prefstop showneartags showlocalchanges
11485 global fontpref mainfont textfont uifont
11486 global limitdiffs treediffs perfile_attrs
11487 global hideremotes
11488
11489 catch {destroy $prefstop}
11490 unset prefstop
11491 fontcan
11492 set fontchanged 0
11493 if {$mainfont ne $fontpref(mainfont)} {
11494 set mainfont $fontpref(mainfont)
11495 parsefont mainfont $mainfont
11496 eval font configure mainfont [fontflags mainfont]
11497 eval font configure mainfontbold [fontflags mainfont 1]
11498 setcoords
11499 set fontchanged 1
11500 }
11501 if {$textfont ne $fontpref(textfont)} {
11502 set textfont $fontpref(textfont)
11503 parsefont textfont $textfont
11504 eval font configure textfont [fontflags textfont]
11505 eval font configure textfontbold [fontflags textfont 1]
11506 }
11507 if {$uifont ne $fontpref(uifont)} {
11508 set uifont $fontpref(uifont)
11509 parsefont uifont $uifont
11510 eval font configure uifont [fontflags uifont]
11511 }
11512 settabs
11513 if {$showlocalchanges != $oldprefs(showlocalchanges)} {
11514 if {$showlocalchanges} {
11515 doshowlocalchanges
11516 } else {
11517 dohidelocalchanges
11518 }
11519 }
11520 if {$limitdiffs != $oldprefs(limitdiffs) ||
11521 ($perfile_attrs && !$oldprefs(perfile_attrs))} {
11522 # treediffs elements are limited by path;
11523 # won't have encodings cached if perfile_attrs was just turned on
11524 catch {unset treediffs}
11525 }
11526 if {$fontchanged || $maxwidth != $oldprefs(maxwidth)
11527 || $maxgraphpct != $oldprefs(maxgraphpct)} {
11528 redisplay
11529 } elseif {$showneartags != $oldprefs(showneartags) ||
11530 $limitdiffs != $oldprefs(limitdiffs)} {
11531 reselectline
11532 }
11533 if {$hideremotes != $oldprefs(hideremotes)} {
11534 rereadrefs
11535 }
11536}
11537
11538proc formatdate {d} {
11539 global datetimeformat
11540 if {$d ne {}} {
11541 set d [clock format [lindex $d 0] -format $datetimeformat]
11542 }
11543 return $d
11544}
11545
11546# This list of encoding names and aliases is distilled from
11547# http://www.iana.org/assignments/character-sets.
11548# Not all of them are supported by Tcl.
11549set encoding_aliases {
11550 { ANSI_X3.4-1968 iso-ir-6 ANSI_X3.4-1986 ISO_646.irv:1991 ASCII
11551 ISO646-US US-ASCII us IBM367 cp367 csASCII }
11552 { ISO-10646-UTF-1 csISO10646UTF1 }
11553 { ISO_646.basic:1983 ref csISO646basic1983 }
11554 { INVARIANT csINVARIANT }
11555 { ISO_646.irv:1983 iso-ir-2 irv csISO2IntlRefVersion }
11556 { BS_4730 iso-ir-4 ISO646-GB gb uk csISO4UnitedKingdom }
11557 { NATS-SEFI iso-ir-8-1 csNATSSEFI }
11558 { NATS-SEFI-ADD iso-ir-8-2 csNATSSEFIADD }
11559 { NATS-DANO iso-ir-9-1 csNATSDANO }
11560 { NATS-DANO-ADD iso-ir-9-2 csNATSDANOADD }
11561 { SEN_850200_B iso-ir-10 FI ISO646-FI ISO646-SE se csISO10Swedish }
11562 { SEN_850200_C iso-ir-11 ISO646-SE2 se2 csISO11SwedishForNames }
11563 { KS_C_5601-1987 iso-ir-149 KS_C_5601-1989 KSC_5601 korean csKSC56011987 }
11564 { ISO-2022-KR csISO2022KR }
11565 { EUC-KR csEUCKR }
11566 { ISO-2022-JP csISO2022JP }
11567 { ISO-2022-JP-2 csISO2022JP2 }
11568 { JIS_C6220-1969-jp JIS_C6220-1969 iso-ir-13 katakana x0201-7
11569 csISO13JISC6220jp }
11570 { JIS_C6220-1969-ro iso-ir-14 jp ISO646-JP csISO14JISC6220ro }
11571 { IT iso-ir-15 ISO646-IT csISO15Italian }
11572 { PT iso-ir-16 ISO646-PT csISO16Portuguese }
11573 { ES iso-ir-17 ISO646-ES csISO17Spanish }
11574 { greek7-old iso-ir-18 csISO18Greek7Old }
11575 { latin-greek iso-ir-19 csISO19LatinGreek }
11576 { DIN_66003 iso-ir-21 de ISO646-DE csISO21German }
11577 { NF_Z_62-010_(1973) iso-ir-25 ISO646-FR1 csISO25French }
11578 { Latin-greek-1 iso-ir-27 csISO27LatinGreek1 }
11579 { ISO_5427 iso-ir-37 csISO5427Cyrillic }
11580 { JIS_C6226-1978 iso-ir-42 csISO42JISC62261978 }
11581 { BS_viewdata iso-ir-47 csISO47BSViewdata }
11582 { INIS iso-ir-49 csISO49INIS }
11583 { INIS-8 iso-ir-50 csISO50INIS8 }
11584 { INIS-cyrillic iso-ir-51 csISO51INISCyrillic }
11585 { ISO_5427:1981 iso-ir-54 ISO5427Cyrillic1981 }
11586 { ISO_5428:1980 iso-ir-55 csISO5428Greek }
11587 { GB_1988-80 iso-ir-57 cn ISO646-CN csISO57GB1988 }
11588 { GB_2312-80 iso-ir-58 chinese csISO58GB231280 }
11589 { NS_4551-1 iso-ir-60 ISO646-NO no csISO60DanishNorwegian
11590 csISO60Norwegian1 }
11591 { NS_4551-2 ISO646-NO2 iso-ir-61 no2 csISO61Norwegian2 }
11592 { NF_Z_62-010 iso-ir-69 ISO646-FR fr csISO69French }
11593 { videotex-suppl iso-ir-70 csISO70VideotexSupp1 }
11594 { PT2 iso-ir-84 ISO646-PT2 csISO84Portuguese2 }
11595 { ES2 iso-ir-85 ISO646-ES2 csISO85Spanish2 }
11596 { MSZ_7795.3 iso-ir-86 ISO646-HU hu csISO86Hungarian }
11597 { JIS_C6226-1983 iso-ir-87 x0208 JIS_X0208-1983 csISO87JISX0208 }
11598 { greek7 iso-ir-88 csISO88Greek7 }
11599 { ASMO_449 ISO_9036 arabic7 iso-ir-89 csISO89ASMO449 }
11600 { iso-ir-90 csISO90 }
11601 { JIS_C6229-1984-a iso-ir-91 jp-ocr-a csISO91JISC62291984a }
11602 { JIS_C6229-1984-b iso-ir-92 ISO646-JP-OCR-B jp-ocr-b
11603 csISO92JISC62991984b }
11604 { JIS_C6229-1984-b-add iso-ir-93 jp-ocr-b-add csISO93JIS62291984badd }
11605 { JIS_C6229-1984-hand iso-ir-94 jp-ocr-hand csISO94JIS62291984hand }
11606 { JIS_C6229-1984-hand-add iso-ir-95 jp-ocr-hand-add
11607 csISO95JIS62291984handadd }
11608 { JIS_C6229-1984-kana iso-ir-96 csISO96JISC62291984kana }
11609 { ISO_2033-1983 iso-ir-98 e13b csISO2033 }
11610 { ANSI_X3.110-1983 iso-ir-99 CSA_T500-1983 NAPLPS csISO99NAPLPS }
11611 { ISO_8859-1:1987 iso-ir-100 ISO_8859-1 ISO-8859-1 latin1 l1 IBM819
11612 CP819 csISOLatin1 }
11613 { ISO_8859-2:1987 iso-ir-101 ISO_8859-2 ISO-8859-2 latin2 l2 csISOLatin2 }
11614 { T.61-7bit iso-ir-102 csISO102T617bit }
11615 { T.61-8bit T.61 iso-ir-103 csISO103T618bit }
11616 { ISO_8859-3:1988 iso-ir-109 ISO_8859-3 ISO-8859-3 latin3 l3 csISOLatin3 }
11617 { ISO_8859-4:1988 iso-ir-110 ISO_8859-4 ISO-8859-4 latin4 l4 csISOLatin4 }
11618 { ECMA-cyrillic iso-ir-111 KOI8-E csISO111ECMACyrillic }
11619 { CSA_Z243.4-1985-1 iso-ir-121 ISO646-CA csa7-1 ca csISO121Canadian1 }
11620 { CSA_Z243.4-1985-2 iso-ir-122 ISO646-CA2 csa7-2 csISO122Canadian2 }
11621 { CSA_Z243.4-1985-gr iso-ir-123 csISO123CSAZ24341985gr }
11622 { ISO_8859-6:1987 iso-ir-127 ISO_8859-6 ISO-8859-6 ECMA-114 ASMO-708
11623 arabic csISOLatinArabic }
11624 { ISO_8859-6-E csISO88596E ISO-8859-6-E }
11625 { ISO_8859-6-I csISO88596I ISO-8859-6-I }
11626 { ISO_8859-7:1987 iso-ir-126 ISO_8859-7 ISO-8859-7 ELOT_928 ECMA-118
11627 greek greek8 csISOLatinGreek }
11628 { T.101-G2 iso-ir-128 csISO128T101G2 }
11629 { ISO_8859-8:1988 iso-ir-138 ISO_8859-8 ISO-8859-8 hebrew
11630 csISOLatinHebrew }
11631 { ISO_8859-8-E csISO88598E ISO-8859-8-E }
11632 { ISO_8859-8-I csISO88598I ISO-8859-8-I }
11633 { CSN_369103 iso-ir-139 csISO139CSN369103 }
11634 { JUS_I.B1.002 iso-ir-141 ISO646-YU js yu csISO141JUSIB1002 }
11635 { ISO_6937-2-add iso-ir-142 csISOTextComm }
11636 { IEC_P27-1 iso-ir-143 csISO143IECP271 }
11637 { ISO_8859-5:1988 iso-ir-144 ISO_8859-5 ISO-8859-5 cyrillic
11638 csISOLatinCyrillic }
11639 { JUS_I.B1.003-serb iso-ir-146 serbian csISO146Serbian }
11640 { JUS_I.B1.003-mac macedonian iso-ir-147 csISO147Macedonian }
11641 { ISO_8859-9:1989 iso-ir-148 ISO_8859-9 ISO-8859-9 latin5 l5 csISOLatin5 }
11642 { greek-ccitt iso-ir-150 csISO150 csISO150GreekCCITT }
11643 { NC_NC00-10:81 cuba iso-ir-151 ISO646-CU csISO151Cuba }
11644 { ISO_6937-2-25 iso-ir-152 csISO6937Add }
11645 { GOST_19768-74 ST_SEV_358-88 iso-ir-153 csISO153GOST1976874 }
11646 { ISO_8859-supp iso-ir-154 latin1-2-5 csISO8859Supp }
11647 { ISO_10367-box iso-ir-155 csISO10367Box }
11648 { ISO-8859-10 iso-ir-157 l6 ISO_8859-10:1992 csISOLatin6 latin6 }
11649 { latin-lap lap iso-ir-158 csISO158Lap }
11650 { JIS_X0212-1990 x0212 iso-ir-159 csISO159JISX02121990 }
11651 { DS_2089 DS2089 ISO646-DK dk csISO646Danish }
11652 { us-dk csUSDK }
11653 { dk-us csDKUS }
11654 { JIS_X0201 X0201 csHalfWidthKatakana }
11655 { KSC5636 ISO646-KR csKSC5636 }
11656 { ISO-10646-UCS-2 csUnicode }
11657 { ISO-10646-UCS-4 csUCS4 }
11658 { DEC-MCS dec csDECMCS }
11659 { hp-roman8 roman8 r8 csHPRoman8 }
11660 { macintosh mac csMacintosh }
11661 { IBM037 cp037 ebcdic-cp-us ebcdic-cp-ca ebcdic-cp-wt ebcdic-cp-nl
11662 csIBM037 }
11663 { IBM038 EBCDIC-INT cp038 csIBM038 }
11664 { IBM273 CP273 csIBM273 }
11665 { IBM274 EBCDIC-BE CP274 csIBM274 }
11666 { IBM275 EBCDIC-BR cp275 csIBM275 }
11667 { IBM277 EBCDIC-CP-DK EBCDIC-CP-NO csIBM277 }
11668 { IBM278 CP278 ebcdic-cp-fi ebcdic-cp-se csIBM278 }
11669 { IBM280 CP280 ebcdic-cp-it csIBM280 }
11670 { IBM281 EBCDIC-JP-E cp281 csIBM281 }
11671 { IBM284 CP284 ebcdic-cp-es csIBM284 }
11672 { IBM285 CP285 ebcdic-cp-gb csIBM285 }
11673 { IBM290 cp290 EBCDIC-JP-kana csIBM290 }
11674 { IBM297 cp297 ebcdic-cp-fr csIBM297 }
11675 { IBM420 cp420 ebcdic-cp-ar1 csIBM420 }
11676 { IBM423 cp423 ebcdic-cp-gr csIBM423 }
11677 { IBM424 cp424 ebcdic-cp-he csIBM424 }
11678 { IBM437 cp437 437 csPC8CodePage437 }
11679 { IBM500 CP500 ebcdic-cp-be ebcdic-cp-ch csIBM500 }
11680 { IBM775 cp775 csPC775Baltic }
11681 { IBM850 cp850 850 csPC850Multilingual }
11682 { IBM851 cp851 851 csIBM851 }
11683 { IBM852 cp852 852 csPCp852 }
11684 { IBM855 cp855 855 csIBM855 }
11685 { IBM857 cp857 857 csIBM857 }
11686 { IBM860 cp860 860 csIBM860 }
11687 { IBM861 cp861 861 cp-is csIBM861 }
11688 { IBM862 cp862 862 csPC862LatinHebrew }
11689 { IBM863 cp863 863 csIBM863 }
11690 { IBM864 cp864 csIBM864 }
11691 { IBM865 cp865 865 csIBM865 }
11692 { IBM866 cp866 866 csIBM866 }
11693 { IBM868 CP868 cp-ar csIBM868 }
11694 { IBM869 cp869 869 cp-gr csIBM869 }
11695 { IBM870 CP870 ebcdic-cp-roece ebcdic-cp-yu csIBM870 }
11696 { IBM871 CP871 ebcdic-cp-is csIBM871 }
11697 { IBM880 cp880 EBCDIC-Cyrillic csIBM880 }
11698 { IBM891 cp891 csIBM891 }
11699 { IBM903 cp903 csIBM903 }
11700 { IBM904 cp904 904 csIBBM904 }
11701 { IBM905 CP905 ebcdic-cp-tr csIBM905 }
11702 { IBM918 CP918 ebcdic-cp-ar2 csIBM918 }
11703 { IBM1026 CP1026 csIBM1026 }
11704 { EBCDIC-AT-DE csIBMEBCDICATDE }
11705 { EBCDIC-AT-DE-A csEBCDICATDEA }
11706 { EBCDIC-CA-FR csEBCDICCAFR }
11707 { EBCDIC-DK-NO csEBCDICDKNO }
11708 { EBCDIC-DK-NO-A csEBCDICDKNOA }
11709 { EBCDIC-FI-SE csEBCDICFISE }
11710 { EBCDIC-FI-SE-A csEBCDICFISEA }
11711 { EBCDIC-FR csEBCDICFR }
11712 { EBCDIC-IT csEBCDICIT }
11713 { EBCDIC-PT csEBCDICPT }
11714 { EBCDIC-ES csEBCDICES }
11715 { EBCDIC-ES-A csEBCDICESA }
11716 { EBCDIC-ES-S csEBCDICESS }
11717 { EBCDIC-UK csEBCDICUK }
11718 { EBCDIC-US csEBCDICUS }
11719 { UNKNOWN-8BIT csUnknown8BiT }
11720 { MNEMONIC csMnemonic }
11721 { MNEM csMnem }
11722 { VISCII csVISCII }
11723 { VIQR csVIQR }
11724 { KOI8-R csKOI8R }
11725 { IBM00858 CCSID00858 CP00858 PC-Multilingual-850+euro }
11726 { IBM00924 CCSID00924 CP00924 ebcdic-Latin9--euro }
11727 { IBM01140 CCSID01140 CP01140 ebcdic-us-37+euro }
11728 { IBM01141 CCSID01141 CP01141 ebcdic-de-273+euro }
11729 { IBM01142 CCSID01142 CP01142 ebcdic-dk-277+euro ebcdic-no-277+euro }
11730 { IBM01143 CCSID01143 CP01143 ebcdic-fi-278+euro ebcdic-se-278+euro }
11731 { IBM01144 CCSID01144 CP01144 ebcdic-it-280+euro }
11732 { IBM01145 CCSID01145 CP01145 ebcdic-es-284+euro }
11733 { IBM01146 CCSID01146 CP01146 ebcdic-gb-285+euro }
11734 { IBM01147 CCSID01147 CP01147 ebcdic-fr-297+euro }
11735 { IBM01148 CCSID01148 CP01148 ebcdic-international-500+euro }
11736 { IBM01149 CCSID01149 CP01149 ebcdic-is-871+euro }
11737 { IBM1047 IBM-1047 }
11738 { PTCP154 csPTCP154 PT154 CP154 Cyrillic-Asian }
11739 { Amiga-1251 Ami1251 Amiga1251 Ami-1251 }
11740 { UNICODE-1-1 csUnicode11 }
11741 { CESU-8 csCESU-8 }
11742 { BOCU-1 csBOCU-1 }
11743 { UNICODE-1-1-UTF-7 csUnicode11UTF7 }
11744 { ISO-8859-14 iso-ir-199 ISO_8859-14:1998 ISO_8859-14 latin8 iso-celtic
11745 l8 }
11746 { ISO-8859-15 ISO_8859-15 Latin-9 }
11747 { ISO-8859-16 iso-ir-226 ISO_8859-16:2001 ISO_8859-16 latin10 l10 }
11748 { GBK CP936 MS936 windows-936 }
11749 { JIS_Encoding csJISEncoding }
11750 { Shift_JIS MS_Kanji csShiftJIS ShiftJIS Shift-JIS }
11751 { Extended_UNIX_Code_Packed_Format_for_Japanese csEUCPkdFmtJapanese
11752 EUC-JP }
11753 { Extended_UNIX_Code_Fixed_Width_for_Japanese csEUCFixWidJapanese }
11754 { ISO-10646-UCS-Basic csUnicodeASCII }
11755 { ISO-10646-Unicode-Latin1 csUnicodeLatin1 ISO-10646 }
11756 { ISO-Unicode-IBM-1261 csUnicodeIBM1261 }
11757 { ISO-Unicode-IBM-1268 csUnicodeIBM1268 }
11758 { ISO-Unicode-IBM-1276 csUnicodeIBM1276 }
11759 { ISO-Unicode-IBM-1264 csUnicodeIBM1264 }
11760 { ISO-Unicode-IBM-1265 csUnicodeIBM1265 }
11761 { ISO-8859-1-Windows-3.0-Latin-1 csWindows30Latin1 }
11762 { ISO-8859-1-Windows-3.1-Latin-1 csWindows31Latin1 }
11763 { ISO-8859-2-Windows-Latin-2 csWindows31Latin2 }
11764 { ISO-8859-9-Windows-Latin-5 csWindows31Latin5 }
11765 { Adobe-Standard-Encoding csAdobeStandardEncoding }
11766 { Ventura-US csVenturaUS }
11767 { Ventura-International csVenturaInternational }
11768 { PC8-Danish-Norwegian csPC8DanishNorwegian }
11769 { PC8-Turkish csPC8Turkish }
11770 { IBM-Symbols csIBMSymbols }
11771 { IBM-Thai csIBMThai }
11772 { HP-Legal csHPLegal }
11773 { HP-Pi-font csHPPiFont }
11774 { HP-Math8 csHPMath8 }
11775 { Adobe-Symbol-Encoding csHPPSMath }
11776 { HP-DeskTop csHPDesktop }
11777 { Ventura-Math csVenturaMath }
11778 { Microsoft-Publishing csMicrosoftPublishing }
11779 { Windows-31J csWindows31J }
11780 { GB2312 csGB2312 }
11781 { Big5 csBig5 }
11782}
11783
11784proc tcl_encoding {enc} {
11785 global encoding_aliases tcl_encoding_cache
11786 if {[info exists tcl_encoding_cache($enc)]} {
11787 return $tcl_encoding_cache($enc)
11788 }
11789 set names [encoding names]
11790 set lcnames [string tolower $names]
11791 set enc [string tolower $enc]
11792 set i [lsearch -exact $lcnames $enc]
11793 if {$i < 0} {
11794 # look for "isonnn" instead of "iso-nnn" or "iso_nnn"
11795 if {[regsub {^(iso|cp|ibm|jis)[-_]} $enc {\1} encx]} {
11796 set i [lsearch -exact $lcnames $encx]
11797 }
11798 }
11799 if {$i < 0} {
11800 foreach l $encoding_aliases {
11801 set ll [string tolower $l]
11802 if {[lsearch -exact $ll $enc] < 0} continue
11803 # look through the aliases for one that tcl knows about
11804 foreach e $ll {
11805 set i [lsearch -exact $lcnames $e]
11806 if {$i < 0} {
11807 if {[regsub {^(iso|cp|ibm|jis)[-_]} $e {\1} ex]} {
11808 set i [lsearch -exact $lcnames $ex]
11809 }
11810 }
11811 if {$i >= 0} break
11812 }
11813 break
11814 }
11815 }
11816 set tclenc {}
11817 if {$i >= 0} {
11818 set tclenc [lindex $names $i]
11819 }
11820 set tcl_encoding_cache($enc) $tclenc
11821 return $tclenc
11822}
11823
11824proc gitattr {path attr default} {
11825 global path_attr_cache
11826 if {[info exists path_attr_cache($attr,$path)]} {
11827 set r $path_attr_cache($attr,$path)
11828 } else {
11829 set r "unspecified"
11830 if {![catch {set line [exec git check-attr $attr -- $path]}]} {
11831 regexp "(.*): $attr: (.*)" $line m f r
11832 }
11833 set path_attr_cache($attr,$path) $r
11834 }
11835 if {$r eq "unspecified"} {
11836 return $default
11837 }
11838 return $r
11839}
11840
11841proc cache_gitattr {attr pathlist} {
11842 global path_attr_cache
11843 set newlist {}
11844 foreach path $pathlist {
11845 if {![info exists path_attr_cache($attr,$path)]} {
11846 lappend newlist $path
11847 }
11848 }
11849 set lim 1000
11850 if {[tk windowingsystem] == "win32"} {
11851 # windows has a 32k limit on the arguments to a command...
11852 set lim 30
11853 }
11854 while {$newlist ne {}} {
11855 set head [lrange $newlist 0 [expr {$lim - 1}]]
11856 set newlist [lrange $newlist $lim end]
11857 if {![catch {set rlist [eval exec git check-attr $attr -- $head]}]} {
11858 foreach row [split $rlist "\n"] {
11859 if {[regexp "(.*): $attr: (.*)" $row m path value]} {
11860 if {[string index $path 0] eq "\""} {
11861 set path [encoding convertfrom [lindex $path 0]]
11862 }
11863 set path_attr_cache($attr,$path) $value
11864 }
11865 }
11866 }
11867 }
11868}
11869
11870proc get_path_encoding {path} {
11871 global gui_encoding perfile_attrs
11872 set tcl_enc $gui_encoding
11873 if {$path ne {} && $perfile_attrs} {
11874 set enc2 [tcl_encoding [gitattr $path encoding $tcl_enc]]
11875 if {$enc2 ne {}} {
11876 set tcl_enc $enc2
11877 }
11878 }
11879 return $tcl_enc
11880}
11881
11882# First check that Tcl/Tk is recent enough
11883if {[catch {package require Tk 8.4} err]} {
11884 show_error {} . "Sorry, gitk cannot run with this version of Tcl/Tk.\n\
11885 Gitk requires at least Tcl/Tk 8.4." list
11886 exit 1
11887}
11888
11889# on OSX bring the current Wish process window to front
11890if {[tk windowingsystem] eq "aqua"} {
11891 exec osascript -e [format {
11892 tell application "System Events"
11893 set frontmost of processes whose unix id is %d to true
11894 end tell
11895 } [pid] ]
11896}
11897
11898# Unset GIT_TRACE var if set
11899if { [info exists ::env(GIT_TRACE)] } {
11900 unset ::env(GIT_TRACE)
11901}
11902
11903# defaults...
11904set wrcomcmd "git diff-tree --stdin -p --pretty"
11905
11906set gitencoding {}
11907catch {
11908 set gitencoding [exec git config --get i18n.commitencoding]
11909}
11910catch {
11911 set gitencoding [exec git config --get i18n.logoutputencoding]
11912}
11913if {$gitencoding == ""} {
11914 set gitencoding "utf-8"
11915}
11916set tclencoding [tcl_encoding $gitencoding]
11917if {$tclencoding == {}} {
11918 puts stderr "Warning: encoding $gitencoding is not supported by Tcl/Tk"
11919}
11920
11921set gui_encoding [encoding system]
11922catch {
11923 set enc [exec git config --get gui.encoding]
11924 if {$enc ne {}} {
11925 set tclenc [tcl_encoding $enc]
11926 if {$tclenc ne {}} {
11927 set gui_encoding $tclenc
11928 } else {
11929 puts stderr "Warning: encoding $enc is not supported by Tcl/Tk"
11930 }
11931 }
11932}
11933
11934set log_showroot true
11935catch {
11936 set log_showroot [exec git config --bool --get log.showroot]
11937}
11938
11939if {[tk windowingsystem] eq "aqua"} {
11940 set mainfont {{Lucida Grande} 9}
11941 set textfont {Monaco 9}
11942 set uifont {{Lucida Grande} 9 bold}
11943} elseif {![catch {::tk::pkgconfig get fontsystem} xft] && $xft eq "xft"} {
11944 # fontconfig!
11945 set mainfont {sans 9}
11946 set textfont {monospace 9}
11947 set uifont {sans 9 bold}
11948} else {
11949 set mainfont {Helvetica 9}
11950 set textfont {Courier 9}
11951 set uifont {Helvetica 9 bold}
11952}
11953set tabstop 8
11954set findmergefiles 0
11955set maxgraphpct 50
11956set maxwidth 16
11957set revlistorder 0
11958set fastdate 0
11959set uparrowlen 5
11960set downarrowlen 5
11961set mingaplen 100
11962set cmitmode "patch"
11963set wrapcomment "none"
11964set showneartags 1
11965set hideremotes 0
11966set maxrefs 20
11967set maxlinelen 200
11968set showlocalchanges 1
11969set limitdiffs 1
11970set datetimeformat "%Y-%m-%d %H:%M:%S"
11971set autoselect 1
11972set autosellen 40
11973set perfile_attrs 0
11974set want_ttk 1
11975
11976if {[tk windowingsystem] eq "aqua"} {
11977 set extdifftool "opendiff"
11978} else {
11979 set extdifftool "meld"
11980}
11981
11982set colors {green red blue magenta darkgrey brown orange}
11983if {[tk windowingsystem] eq "win32"} {
11984 set uicolor SystemButtonFace
11985 set uifgcolor SystemButtonText
11986 set uifgdisabledcolor SystemDisabledText
11987 set bgcolor SystemWindow
11988 set fgcolor SystemWindowText
11989 set selectbgcolor SystemHighlight
11990} else {
11991 set uicolor grey85
11992 set uifgcolor black
11993 set uifgdisabledcolor "#999"
11994 set bgcolor white
11995 set fgcolor black
11996 set selectbgcolor gray85
11997}
11998set diffcolors {red "#00a000" blue}
11999set diffcontext 3
12000set mergecolors {red blue green purple brown "#009090" magenta "#808000" "#009000" "#ff0080" cyan "#b07070" "#70b0f0" "#70f0b0" "#f0b070" "#ff70b0"}
12001set ignorespace 0
12002set worddiff ""
12003set markbgcolor "#e0e0ff"
12004
12005set headbgcolor green
12006set headfgcolor black
12007set headoutlinecolor black
12008set remotebgcolor #ffddaa
12009set tagbgcolor yellow
12010set tagfgcolor black
12011set tagoutlinecolor black
12012set reflinecolor black
12013set filesepbgcolor #aaaaaa
12014set filesepfgcolor black
12015set linehoverbgcolor #ffff80
12016set linehoverfgcolor black
12017set linehoveroutlinecolor black
12018set mainheadcirclecolor yellow
12019set workingfilescirclecolor red
12020set indexcirclecolor green
12021set circlecolors {white blue gray blue blue}
12022set linkfgcolor blue
12023set circleoutlinecolor $fgcolor
12024set foundbgcolor yellow
12025set currentsearchhitbgcolor orange
12026
12027# button for popping up context menus
12028if {[tk windowingsystem] eq "aqua"} {
12029 set ctxbut <Button-2>
12030} else {
12031 set ctxbut <Button-3>
12032}
12033
12034## For msgcat loading, first locate the installation location.
12035if { [info exists ::env(GITK_MSGSDIR)] } {
12036 ## Msgsdir was manually set in the environment.
12037 set gitk_msgsdir $::env(GITK_MSGSDIR)
12038} else {
12039 ## Let's guess the prefix from argv0.
12040 set gitk_prefix [file dirname [file dirname [file normalize $argv0]]]
12041 set gitk_libdir [file join $gitk_prefix share gitk lib]
12042 set gitk_msgsdir [file join $gitk_libdir msgs]
12043 unset gitk_prefix
12044}
12045
12046## Internationalization (i18n) through msgcat and gettext. See
12047## http://www.gnu.org/software/gettext/manual/html_node/Tcl.html
12048package require msgcat
12049namespace import ::msgcat::mc
12050## And eventually load the actual message catalog
12051::msgcat::mcload $gitk_msgsdir
12052
12053catch {source ~/.gitk}
12054
12055parsefont mainfont $mainfont
12056eval font create mainfont [fontflags mainfont]
12057eval font create mainfontbold [fontflags mainfont 1]
12058
12059parsefont textfont $textfont
12060eval font create textfont [fontflags textfont]
12061eval font create textfontbold [fontflags textfont 1]
12062
12063parsefont uifont $uifont
12064eval font create uifont [fontflags uifont]
12065
12066setui $uicolor
12067
12068setoptions
12069
12070# check that we can find a .git directory somewhere...
12071if {[catch {set gitdir [exec git rev-parse --git-dir]}]} {
12072 show_error {} . [mc "Cannot find a git repository here."]
12073 exit 1
12074}
12075
12076set selecthead {}
12077set selectheadid {}
12078
12079set revtreeargs {}
12080set cmdline_files {}
12081set i 0
12082set revtreeargscmd {}
12083foreach arg $argv {
12084 switch -glob -- $arg {
12085 "" { }
12086 "--" {
12087 set cmdline_files [lrange $argv [expr {$i + 1}] end]
12088 break
12089 }
12090 "--select-commit=*" {
12091 set selecthead [string range $arg 16 end]
12092 }
12093 "--argscmd=*" {
12094 set revtreeargscmd [string range $arg 10 end]
12095 }
12096 default {
12097 lappend revtreeargs $arg
12098 }
12099 }
12100 incr i
12101}
12102
12103if {$selecthead eq "HEAD"} {
12104 set selecthead {}
12105}
12106
12107if {$i >= [llength $argv] && $revtreeargs ne {}} {
12108 # no -- on command line, but some arguments (other than --argscmd)
12109 if {[catch {
12110 set f [eval exec git rev-parse --no-revs --no-flags $revtreeargs]
12111 set cmdline_files [split $f "\n"]
12112 set n [llength $cmdline_files]
12113 set revtreeargs [lrange $revtreeargs 0 end-$n]
12114 # Unfortunately git rev-parse doesn't produce an error when
12115 # something is both a revision and a filename. To be consistent
12116 # with git log and git rev-list, check revtreeargs for filenames.
12117 foreach arg $revtreeargs {
12118 if {[file exists $arg]} {
12119 show_error {} . [mc "Ambiguous argument '%s': both revision\
12120 and filename" $arg]
12121 exit 1
12122 }
12123 }
12124 } err]} {
12125 # unfortunately we get both stdout and stderr in $err,
12126 # so look for "fatal:".
12127 set i [string first "fatal:" $err]
12128 if {$i > 0} {
12129 set err [string range $err [expr {$i + 6}] end]
12130 }
12131 show_error {} . "[mc "Bad arguments to gitk:"]\n$err"
12132 exit 1
12133 }
12134}
12135
12136set nullid "0000000000000000000000000000000000000000"
12137set nullid2 "0000000000000000000000000000000000000001"
12138set nullfile "/dev/null"
12139
12140set have_tk85 [expr {[package vcompare $tk_version "8.5"] >= 0}]
12141if {![info exists have_ttk]} {
12142 set have_ttk [llength [info commands ::ttk::style]]
12143}
12144set use_ttk [expr {$have_ttk && $want_ttk}]
12145set NS [expr {$use_ttk ? "ttk" : ""}]
12146
12147regexp {^git version ([\d.]*\d)} [exec git version] _ git_version
12148
12149set show_notes {}
12150if {[package vcompare $git_version "1.6.6.2"] >= 0} {
12151 set show_notes "--show-notes"
12152}
12153
12154set appname "gitk"
12155
12156set runq {}
12157set history {}
12158set historyindex 0
12159set fh_serial 0
12160set nhl_names {}
12161set highlight_paths {}
12162set findpattern {}
12163set searchdirn -forwards
12164set boldids {}
12165set boldnameids {}
12166set diffelide {0 0}
12167set markingmatches 0
12168set linkentercount 0
12169set need_redisplay 0
12170set nrows_drawn 0
12171set firsttabstop 0
12172
12173set nextviewnum 1
12174set curview 0
12175set selectedview 0
12176set selectedhlview [mc "None"]
12177set highlight_related [mc "None"]
12178set highlight_files {}
12179set viewfiles(0) {}
12180set viewperm(0) 0
12181set viewargs(0) {}
12182set viewargscmd(0) {}
12183
12184set selectedline {}
12185set numcommits 0
12186set loginstance 0
12187set cmdlineok 0
12188set stopped 0
12189set stuffsaved 0
12190set patchnum 0
12191set lserial 0
12192set hasworktree [hasworktree]
12193set cdup {}
12194if {[expr {[exec git rev-parse --is-inside-work-tree] == "true"}]} {
12195 set cdup [exec git rev-parse --show-cdup]
12196}
12197set worktree [exec git rev-parse --show-toplevel]
12198setcoords
12199makewindow
12200catch {
12201 image create photo gitlogo -width 16 -height 16
12202
12203 image create photo gitlogominus -width 4 -height 2
12204 gitlogominus put #C00000 -to 0 0 4 2
12205 gitlogo copy gitlogominus -to 1 5
12206 gitlogo copy gitlogominus -to 6 5
12207 gitlogo copy gitlogominus -to 11 5
12208 image delete gitlogominus
12209
12210 image create photo gitlogoplus -width 4 -height 4
12211 gitlogoplus put #008000 -to 1 0 3 4
12212 gitlogoplus put #008000 -to 0 1 4 3
12213 gitlogo copy gitlogoplus -to 1 9
12214 gitlogo copy gitlogoplus -to 6 9
12215 gitlogo copy gitlogoplus -to 11 9
12216 image delete gitlogoplus
12217
12218 image create photo gitlogo32 -width 32 -height 32
12219 gitlogo32 copy gitlogo -zoom 2 2
12220
12221 wm iconphoto . -default gitlogo gitlogo32
12222}
12223# wait for the window to become visible
12224tkwait visibility .
12225wm title . "$appname: [reponame]"
12226update
12227readrefs
12228
12229if {$cmdline_files ne {} || $revtreeargs ne {} || $revtreeargscmd ne {}} {
12230 # create a view for the files/dirs specified on the command line
12231 set curview 1
12232 set selectedview 1
12233 set nextviewnum 2
12234 set viewname(1) [mc "Command line"]
12235 set viewfiles(1) $cmdline_files
12236 set viewargs(1) $revtreeargs
12237 set viewargscmd(1) $revtreeargscmd
12238 set viewperm(1) 0
12239 set vdatemode(1) 0
12240 addviewmenu 1
12241 .bar.view entryconf [mca "Edit view..."] -state normal
12242 .bar.view entryconf [mca "Delete view"] -state normal
12243}
12244
12245if {[info exists permviews]} {
12246 foreach v $permviews {
12247 set n $nextviewnum
12248 incr nextviewnum
12249 set viewname($n) [lindex $v 0]
12250 set viewfiles($n) [lindex $v 1]
12251 set viewargs($n) [lindex $v 2]
12252 set viewargscmd($n) [lindex $v 3]
12253 set viewperm($n) 1
12254 addviewmenu $n
12255 }
12256}
12257
12258if {[tk windowingsystem] eq "win32"} {
12259 focus -force .
12260}
12261
12262getcommits {}
12263
12264# Local variables:
12265# mode: tcl
12266# indent-tabs-mode: t
12267# tab-width: 8
12268# End: