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Merge branch 'sb/send-email-use-to-from-input'
[git/kirr.git] / git-gui / lib / blame.tcl
blob61e358f960ca949cac5664c67442b82d0afca65f
1 # git-gui blame viewer
2 # Copyright (C) 2006, 2007 Shawn Pearce
3
4 class blame {
5
6 image create photo ::blame::img_back_arrow -data {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}
7
8 # Persistant data (survives loads)
9 #
10 field history {}; # viewer history: {commit path}
11 field header ; # array commit,key -> header field
12
13 # Tk UI control paths
14 #
15 field w ; # top window in this viewer
16 field w_back ; # our back button
17 field w_path ; # label showing the current file path
18 field w_columns ; # list of all column widgets in the viewer
19 field w_line ; # text column: all line numbers
20 field w_amov ; # text column: annotations + move tracking
21 field w_asim ; # text column: annotations (simple computation)
22 field w_file ; # text column: actual file data
23 field w_cviewer ; # pane showing commit message
24 field finder ; # find mini-dialog frame
25 field status ; # status mega-widget instance
26 field old_height ; # last known height of $w.file_pane
27
28
29 # Tk UI colors
30 #
31 variable active_color #c0edc5
32 variable group_colors {
33 #d6d6d6
34 #e1e1e1
35 #ececec
36 }
37
38 # Current blame data; cleared/reset on each load
39 #
40 field commit ; # input commit to blame
41 field path ; # input filename to view in $commit
42
43 field current_fd {} ; # background process running
44 field highlight_line -1 ; # current line selected
45 field highlight_column {} ; # current commit column selected
46 field highlight_commit {} ; # sha1 of commit selected
47
48 field total_lines 0 ; # total length of file
49 field blame_lines 0 ; # number of lines computed
50 field amov_data ; # list of {commit origfile origline}
51 field asim_data ; # list of {commit origfile origline}
52
53 field r_commit ; # commit currently being parsed
54 field r_orig_line ; # original line number
55 field r_final_line ; # final line number
56 field r_line_count ; # lines in this region
57
58 field tooltip_wm {} ; # Current tooltip toplevel, if open
59 field tooltip_t {} ; # Text widget in $tooltip_wm
60 field tooltip_timer {} ; # Current timer event for our tooltip
61 field tooltip_commit {} ; # Commit(s) in tooltip
62
63 constructor new {i_commit i_path i_jump} {
64 global cursor_ptr M1B M1T have_tk85 use_ttk NS
65 variable active_color
66 variable group_colors
67
68 set commit $i_commit
69 set path $i_path
70
71 make_toplevel top w
72 wm title $top [append "[appname] ([reponame]): " [mc "File Viewer"]]
73
74 set font_w [font measure font_diff "0"]
75
76 gold_frame $w.header
77 tlabel $w.header.commit_l \
78 -text [mc "Commit:"] \
79 -background gold \
80 -foreground black \
81 -anchor w \
82 -justify left
83 set w_back $w.header.commit_b
84 tlabel $w_back \
85 -image ::blame::img_back_arrow \
86 -borderwidth 0 \
87 -relief flat \
88 -state disabled \
89 -background gold \
90 -foreground black \
91 -activebackground gold
92 bind $w_back <Button-1> "
93 if {\[$w_back cget -state\] eq {normal}} {
94 [cb _history_menu]
95 }
96 "
97 tlabel $w.header.commit \
98 -textvariable @commit \
99 -background gold \
100 -foreground black \
101 -anchor w \
102 -justify left
103 tlabel $w.header.path_l \
104 -text [mc "File:"] \
105 -background gold \
106 -foreground black \
107 -anchor w \
108 -justify left
109 set w_path $w.header.path
110 tlabel $w_path \
111 -background gold \
112 -foreground black \
113 -anchor w \
114 -justify left
115 pack $w.header.commit_l -side left
116 pack $w_back -side left
117 pack $w.header.commit -side left
118 pack $w_path -fill x -side right
119 pack $w.header.path_l -side right
120
121 panedwindow $w.file_pane -orient vertical -borderwidth 0 -sashwidth 3
122 frame $w.file_pane.out -relief flat -borderwidth 1
123 frame $w.file_pane.cm -relief sunken -borderwidth 1
124 $w.file_pane add $w.file_pane.out \
125 -sticky nsew \
126 -minsize 100 \
127 -height 100 \
128 -width 100
129 $w.file_pane add $w.file_pane.cm \
130 -sticky nsew \
131 -minsize 25 \
132 -height 25 \
133 -width 100
134
135 set w_line $w.file_pane.out.linenumber_t
136 text $w_line \
137 -takefocus 0 \
138 -highlightthickness 0 \
139 -padx 0 -pady 0 \
140 -background white \
141 -foreground black \
142 -borderwidth 0 \
143 -state disabled \
144 -wrap none \
145 -height 40 \
146 -width 6 \
147 -font font_diff
148 $w_line tag conf linenumber -justify right -rmargin 5
149
150 set w_amov $w.file_pane.out.amove_t
151 text $w_amov \
152 -takefocus 0 \
153 -highlightthickness 0 \
154 -padx 0 -pady 0 \
155 -background white \
156 -foreground black \
157 -borderwidth 0 \
158 -state disabled \
159 -wrap none \
160 -height 40 \
161 -width 5 \
162 -font font_diff
163 $w_amov tag conf author_abbr -justify right -rmargin 5
164 $w_amov tag conf curr_commit
165 $w_amov tag conf prior_commit -foreground blue -underline 1
166 $w_amov tag bind prior_commit \
167 <Button-1> \
168 "[cb _load_commit $w_amov @amov_data @%x,%y];break"
169
170 set w_asim $w.file_pane.out.asimple_t
171 text $w_asim \
172 -takefocus 0 \
173 -highlightthickness 0 \
174 -padx 0 -pady 0 \
175 -background white \
176 -foreground black \
177 -borderwidth 0 \
178 -state disabled \
179 -wrap none \
180 -height 40 \
181 -width 4 \
182 -font font_diff
183 $w_asim tag conf author_abbr -justify right
184 $w_asim tag conf curr_commit
185 $w_asim tag conf prior_commit -foreground blue -underline 1
186 $w_asim tag bind prior_commit \
187 <Button-1> \
188 "[cb _load_commit $w_asim @asim_data @%x,%y];break"
189
190 set w_file $w.file_pane.out.file_t
191 text $w_file \
192 -takefocus 0 \
193 -highlightthickness 0 \
194 -padx 0 -pady 0 \
195 -background white \
196 -foreground black \
197 -borderwidth 0 \
198 -state disabled \
199 -wrap none \
200 -height 40 \
201 -width 80 \
202 -xscrollcommand [list $w.file_pane.out.sbx set] \
203 -font font_diff
204 if {$have_tk85} {
205 $w_file configure -inactiveselectbackground darkblue
206 }
207 $w_file tag conf found \
208 -background yellow
209
210 set w_columns [list $w_amov $w_asim $w_line $w_file]
211
212 ${NS}::scrollbar $w.file_pane.out.sbx \
213 -orient h \
214 -command [list $w_file xview]
215 ${NS}::scrollbar $w.file_pane.out.sby \
216 -orient v \
217 -command [list scrollbar2many $w_columns yview]
218 eval grid $w_columns $w.file_pane.out.sby -sticky nsew
219 grid conf \
220 $w.file_pane.out.sbx \
221 -column [expr {[llength $w_columns] - 1}] \
222 -sticky we
223 grid columnconfigure \
224 $w.file_pane.out \
225 [expr {[llength $w_columns] - 1}] \
226 -weight 1
227 grid rowconfigure $w.file_pane.out 0 -weight 1
228
229 set finder [::searchbar::new \
230 $w.file_pane.out.ff $w_file \
231 -column [expr {[llength $w_columns] - 1}] \
232 ]
233
234 set w_cviewer $w.file_pane.cm.t
235 text $w_cviewer \
236 -background white \
237 -foreground black \
238 -borderwidth 0 \
239 -state disabled \
240 -wrap none \
241 -height 10 \
242 -width 80 \
243 -xscrollcommand [list $w.file_pane.cm.sbx set] \
244 -yscrollcommand [list $w.file_pane.cm.sby set] \
245 -font font_diff
246 $w_cviewer tag conf still_loading \
247 -font font_uiitalic \
248 -justify center
249 $w_cviewer tag conf header_key \
250 -tabs {3c} \
251 -background $active_color \
252 -font font_uibold
253 $w_cviewer tag conf header_val \
254 -background $active_color \
255 -font font_ui
256 $w_cviewer tag raise sel
257 ${NS}::scrollbar $w.file_pane.cm.sbx \
258 -orient h \
259 -command [list $w_cviewer xview]
260 ${NS}::scrollbar $w.file_pane.cm.sby \
261 -orient v \
262 -command [list $w_cviewer yview]
263 pack $w.file_pane.cm.sby -side right -fill y
264 pack $w.file_pane.cm.sbx -side bottom -fill x
265 pack $w_cviewer -expand 1 -fill both
266
267 set status [::status_bar::new $w.status]
268
269 menu $w.ctxm -tearoff 0
270 $w.ctxm add command \
271 -label [mc "Copy Commit"] \
272 -command [cb _copycommit]
273 $w.ctxm add separator
274 $w.ctxm add command \
275 -label [mc "Find Text..."] \
276 -accelerator F7 \
277 -command [list searchbar::show $finder]
278 menu $w.ctxm.enc
279 build_encoding_menu $w.ctxm.enc [cb _setencoding]
280 $w.ctxm add cascade \
281 -label [mc "Encoding"] \
282 -menu $w.ctxm.enc
283 $w.ctxm add command \
284 -label [mc "Do Full Copy Detection"] \
285 -command [cb _fullcopyblame]
286 $w.ctxm add separator
287 $w.ctxm add command \
288 -label [mc "Show History Context"] \
289 -command [cb _gitkcommit]
290 $w.ctxm add command \
291 -label [mc "Blame Parent Commit"] \
292 -command [cb _blameparent]
293
294 foreach i $w_columns {
295 for {set g 0} {$g < [llength $group_colors]} {incr g} {
296 $i tag conf color$g -background [lindex $group_colors $g]
297 }
298
299 if {$i eq $w_file} {
300 $w_file tag raise found
301 }
302 $i tag raise sel
303
304 $i conf -cursor $cursor_ptr
305 $i conf -yscrollcommand \
306 "[list ::searchbar::scrolled $finder]
307 [list many2scrollbar $w_columns yview $w.file_pane.out.sby]"
308 bind $i <Button-1> "
309 [cb _hide_tooltip]
310 [cb _click $i @%x,%y]
311 focus $i
312 "
313 bind $i <Any-Motion> [cb _show_tooltip $i @%x,%y]
314 bind $i <Any-Enter> [cb _hide_tooltip]
315 bind $i <Any-Leave> [cb _hide_tooltip]
316 bind_button3 $i "
317 [cb _hide_tooltip]
318 set cursorX %x
319 set cursorY %y
320 set cursorW %W
321 tk_popup $w.ctxm %X %Y
322 "
323 bind $i <Shift-Tab> "[list focus $w_cviewer];break"
324 bind $i <Tab> "[cb _focus_search $w_cviewer];break"
325 }
326
327 foreach i [concat $w_columns $w_cviewer] {
328 bind $i <Key-Up> {catch {%W yview scroll -1 units};break}
329 bind $i <Key-Down> {catch {%W yview scroll 1 units};break}
330 bind $i <Key-Left> {catch {%W xview scroll -1 units};break}
331 bind $i <Key-Right> {catch {%W xview scroll 1 units};break}
332 bind $i <Key-k> {catch {%W yview scroll -1 units};break}
333 bind $i <Key-j> {catch {%W yview scroll 1 units};break}
334 bind $i <Key-h> {catch {%W xview scroll -1 units};break}
335 bind $i <Key-l> {catch {%W xview scroll 1 units};break}
336 bind $i <Control-Key-b> {catch {%W yview scroll -1 pages};break}
337 bind $i <Control-Key-f> {catch {%W yview scroll 1 pages};break}
338 }
339
340 bind $w_cviewer <Shift-Tab> "[cb _focus_search $w_file];break"
341 bind $w_cviewer <Tab> "[list focus $w_file];break"
342 bind $w_cviewer <Button-1> [list focus $w_cviewer]
343 bind $w_file <Visibility> [cb _focus_search $w_file]
344 bind $top <F7> [list searchbar::show $finder]
345 bind $top <Escape> [list searchbar::hide $finder]
346 bind $top <F3> [list searchbar::find_next $finder]
347 bind $top <Shift-F3> [list searchbar::find_prev $finder]
348 catch { bind $top <Shift-Key-XF86_Switch_VT_3> [list searchbar::find_prev $finder] }
349
350 grid configure $w.header -sticky ew
351 grid configure $w.file_pane -sticky nsew
352 grid configure $w.status -sticky ew
353 grid columnconfigure $top 0 -weight 1
354 grid rowconfigure $top 0 -weight 0
355 grid rowconfigure $top 1 -weight 1
356 grid rowconfigure $top 2 -weight 0
357
358 set req_w [winfo reqwidth $top]
359 set req_h [winfo reqheight $top]
360 set scr_w [expr {[winfo screenwidth $top] - 40}]
361 set scr_h [expr {[winfo screenheight $top] - 120}]
362 set opt_w [expr {$font_w * (80 + 5*3 + 3)}]
363 if {$req_w < $opt_w} {set req_w $opt_w}
364 if {$req_w > $scr_w} {set req_w $scr_w}
365 set opt_h [expr {$req_w*4/3}]
366 if {$req_h < $scr_h} {set req_h $scr_h}
367 if {$req_h > $opt_h} {set req_h $opt_h}
368 set g "${req_w}x${req_h}"
369 wm geometry $top $g
370 update
371
372 set old_height [winfo height $w.file_pane]
373 $w.file_pane sash place 0 \
374 [lindex [$w.file_pane sash coord 0] 0] \
375 [expr {int($old_height * 0.80)}]
376 bind $w.file_pane <Configure> \
377 "if {{$w.file_pane} eq {%W}} {[cb _resize %h]}"
378
379 wm protocol $top WM_DELETE_WINDOW "destroy $top"
380 bind $top <Destroy> [cb _handle_destroy %W]
381
382 _load $this $i_jump
383 }
384
385 method _focus_search {win} {
386 if {[searchbar::visible $finder]} {
387 focus [searchbar::editor $finder]
388 } else {
389 focus $win
390 }
391 }
392
393 method _handle_destroy {win} {
394 if {$win eq $w} {
395 _kill $this
396 delete_this
397 }
398 }
399
400 method _kill {} {
401 if {$current_fd ne {}} {
402 kill_file_process $current_fd
403 catch {close $current_fd}
404 set current_fd {}
405 }
406 }
407
408 method _load {jump} {
409 variable group_colors
410
411 _hide_tooltip $this
412
413 if {$total_lines != 0 || $current_fd ne {}} {
414 _kill $this
415
416 foreach i $w_columns {
417 $i conf -state normal
418 $i delete 0.0 end
419 foreach g [$i tag names] {
420 if {[regexp {^g[0-9a-f]{40}$} $g]} {
421 $i tag delete $g
422 }
423 }
424 $i conf -state disabled
425 }
426
427 $w_cviewer conf -state normal
428 $w_cviewer delete 0.0 end
429 $w_cviewer conf -state disabled
430
431 set highlight_line -1
432 set highlight_column {}
433 set highlight_commit {}
434 set total_lines 0
435 }
436
437 if {$history eq {}} {
438 $w_back conf -state disabled
439 } else {
440 $w_back conf -state normal
441 }
442
443 # Index 0 is always empty. There is never line 0 as
444 # we use only 1 based lines, as that matches both with
445 # git-blame output and with Tk's text widget.
446 #
447 set amov_data [list [list]]
448 set asim_data [list [list]]
449
450 $status show [mc "Reading %s..." "$commit:[escape_path $path]"]
451 $w_path conf -text [escape_path $path]
452
453 set do_textconv 0
454 if {![is_config_false gui.textconv] && [git-version >= 1.7.2]} {
455 set filter [gitattr $path diff set]
456 set textconv [get_config [join [list diff $filter textconv] .]]
457 if {$filter ne {set} && $textconv ne {}} {
458 set do_textconv 1
459 }
460 }
461 if {$commit eq {}} {
462 if {$do_textconv ne 0} {
463 # Run textconv with sh -c "..." to allow it to
464 # contain command + arguments. On windows, just
465 # call the filter command.
466 if {![file executable [shellpath]]} {
467 set fd [open |[linsert $textconv end $path] r]
468 } else {
469 set fd [open |[list [shellpath] -c "$textconv \"\$0\"" $path] r]
470 }
471 } else {
472 set fd [open $path r]
473 }
474 fconfigure $fd -eofchar {}
475 } else {
476 if {$do_textconv ne 0} {
477 set fd [git_read cat-file --textconv "$commit:$path"]
478 } else {
479 set fd [git_read cat-file blob "$commit:$path"]
480 }
481 }
482 fconfigure $fd \
483 -blocking 0 \
484 -translation lf \
485 -encoding [get_path_encoding $path]
486 fileevent $fd readable [cb _read_file $fd $jump]
487 set current_fd $fd
488 }
489
490 method _history_menu {} {
491 set m $w.backmenu
492 if {[winfo exists $m]} {
493 $m delete 0 end
494 } else {
495 menu $m -tearoff 0
496 }
497
498 for {set i [expr {[llength $history] - 1}]
499 } {$i >= 0} {incr i -1} {
500 set e [lindex $history $i]
501 set c [lindex $e 0]
502 set f [lindex $e 1]
503
504 if {[regexp {^[0-9a-f]{40}$} $c]} {
505 set t [string range $c 0 8]...
506 } elseif {$c eq {}} {
507 set t {Working Directory}
508 } else {
509 set t $c
510 }
511 if {![catch {set summary $header($c,summary)}]} {
512 append t " $summary"
513 if {[string length $t] > 70} {
514 set t [string range $t 0 66]...
515 }
516 }
517
518 $m add command -label $t -command [cb _goback $i]
519 }
520 set X [winfo rootx $w_back]
521 set Y [expr {[winfo rooty $w_back] + [winfo height $w_back]}]
522 tk_popup $m $X $Y
523 }
524
525 method _goback {i} {
526 set dat [lindex $history $i]
527 set history [lrange $history 0 [expr {$i - 1}]]
528 set commit [lindex $dat 0]
529 set path [lindex $dat 1]
530 _load $this [lrange $dat 2 5]
531 }
532
533 method _read_file {fd jump} {
534 if {$fd ne $current_fd} {
535 catch {close $fd}
536 return
537 }
538
539 foreach i $w_columns {$i conf -state normal}
540 while {[gets $fd line] >= 0} {
541 regsub "\r\$" $line {} line
542 incr total_lines
543 lappend amov_data {}
544 lappend asim_data {}
545
546 if {$total_lines > 1} {
547 foreach i $w_columns {$i insert end "\n"}
548 }
549
550 $w_line insert end "$total_lines" linenumber
551 $w_file insert end "$line"
552 }
553
554 set ln_wc [expr {[string length $total_lines] + 2}]
555 if {[$w_line cget -width] < $ln_wc} {
556 $w_line conf -width $ln_wc
557 }
558
559 foreach i $w_columns {$i conf -state disabled}
560
561 if {[eof $fd]} {
562 close $fd
563
564 # If we don't force Tk to update the widgets *right now*
565 # none of our jump commands will cause a change in the UI.
566 #
567 update
568
569 if {[llength $jump] == 1} {
570 set highlight_line [lindex $jump 0]
571 $w_file see "$highlight_line.0"
572 } elseif {[llength $jump] == 4} {
573 set highlight_column [lindex $jump 0]
574 set highlight_line [lindex $jump 1]
575 $w_file xview moveto [lindex $jump 2]
576 $w_file yview moveto [lindex $jump 3]
577 }
578
579 _exec_blame $this $w_asim @asim_data \
580 [list] \
581 [mc "Loading copy/move tracking annotations..."]
582 }
583 } ifdeleted { catch {close $fd} }
584
585 method _exec_blame {cur_w cur_d options cur_s} {
586 lappend options --incremental --encoding=utf-8
587 if {$commit eq {}} {
588 lappend options --contents $path
589 } else {
590 lappend options $commit
591 }
592 lappend options -- $path
593 set fd [eval git_read --nice blame $options]
594 fconfigure $fd -blocking 0 -translation lf -encoding utf-8
595 fileevent $fd readable [cb _read_blame $fd $cur_w $cur_d]
596 set current_fd $fd
597 set blame_lines 0
598
599 $status start \
600 $cur_s \
601 [mc "lines annotated"]
602 }
603
604 method _read_blame {fd cur_w cur_d} {
605 upvar #0 $cur_d line_data
606 variable group_colors
607
608 if {$fd ne $current_fd} {
609 catch {close $fd}
610 return
611 }
612
613 $cur_w conf -state normal
614 while {[gets $fd line] >= 0} {
615 if {[regexp {^([a-z0-9]{40}) (\d+) (\d+) (\d+)$} $line line \
616 cmit original_line final_line line_count]} {
617 set r_commit $cmit
618 set r_orig_line $original_line
619 set r_final_line $final_line
620 set r_line_count $line_count
621 } elseif {[string match {filename *} $line]} {
622 set file [string range $line 9 end]
623 set n $r_line_count
624 set lno $r_final_line
625 set oln $r_orig_line
626 set cmit $r_commit
627
628 if {[regexp {^0{40}$} $cmit]} {
629 set commit_abbr work
630 set commit_type curr_commit
631 } elseif {$cmit eq $commit} {
632 set commit_abbr this
633 set commit_type curr_commit
634 } else {
635 set commit_type prior_commit
636 set commit_abbr [string range $cmit 0 3]
637 }
638
639 set author_abbr {}
640 set a_name {}
641 catch {set a_name $header($cmit,author)}
642 while {$a_name ne {}} {
643 if {$author_abbr ne {}
644 && [string index $a_name 0] eq {'}} {
645 regsub {^'[^']+'\s+} $a_name {} a_name
646 }
647 if {![regexp {^([[:upper:]])} $a_name _a]} break
648 append author_abbr $_a
649 unset _a
650 if {![regsub \
651 {^[[:upper:]][^\s]*\s+} \
652 $a_name {} a_name ]} break
653 }
654 if {$author_abbr eq {}} {
655 set author_abbr { |}
656 } else {
657 set author_abbr [string range $author_abbr 0 3]
658 }
659 unset a_name
660
661 set first_lno $lno
662 while {
663 $first_lno > 1
664 && $cmit eq [lindex $line_data [expr {$first_lno - 1}] 0]
665 && $file eq [lindex $line_data [expr {$first_lno - 1}] 1]
666 } {
667 incr first_lno -1
668 }
669
670 set color {}
671 if {$first_lno < $lno} {
672 foreach g [$w_file tag names $first_lno.0] {
673 if {[regexp {^color[0-9]+$} $g]} {
674 set color $g
675 break
676 }
677 }
678 } else {
679 set i [lsort [concat \
680 [$w_file tag names "[expr {$first_lno - 1}].0"] \
681 [$w_file tag names "[expr {$lno + $n}].0"] \
682 ]]
683 for {set g 0} {$g < [llength $group_colors]} {incr g} {
684 if {[lsearch -sorted -exact $i color$g] == -1} {
685 set color color$g
686 break
687 }
688 }
689 }
690 if {$color eq {}} {
691 set color color0
692 }
693
694 while {$n > 0} {
695 set lno_e "$lno.0 lineend + 1c"
696 if {[lindex $line_data $lno] ne {}} {
697 set g [lindex $line_data $lno 0]
698 foreach i $w_columns {
699 $i tag remove g$g $lno.0 $lno_e
700 }
701 }
702 lset line_data $lno [list $cmit $file $oln]
703
704 $cur_w delete $lno.0 "$lno.0 lineend"
705 if {$lno == $first_lno} {
706 $cur_w insert $lno.0 $commit_abbr $commit_type
707 } elseif {$lno == [expr {$first_lno + 1}]} {
708 $cur_w insert $lno.0 $author_abbr author_abbr
709 } else {
710 $cur_w insert $lno.0 { |}
711 }
712
713 foreach i $w_columns {
714 if {$cur_w eq $w_amov} {
715 for {set g 0} \
716 {$g < [llength $group_colors]} \
717 {incr g} {
718 $i tag remove color$g $lno.0 $lno_e
719 }
720 $i tag add $color $lno.0 $lno_e
721 }
722 $i tag add g$cmit $lno.0 $lno_e
723 }
724
725 if {$highlight_column eq $cur_w} {
726 if {$highlight_line == -1
727 && [lindex [$w_file yview] 0] == 0} {
728 $w_file see $lno.0
729 set highlight_line $lno
730 }
731 if {$highlight_line == $lno} {
732 _showcommit $this $cur_w $lno
733 }
734 }
735
736 incr n -1
737 incr lno
738 incr oln
739 incr blame_lines
740 }
741
742 while {
743 $cmit eq [lindex $line_data $lno 0]
744 && $file eq [lindex $line_data $lno 1]
745 } {
746 $cur_w delete $lno.0 "$lno.0 lineend"
747
748 if {$lno == $first_lno} {
749 $cur_w insert $lno.0 $commit_abbr $commit_type
750 } elseif {$lno == [expr {$first_lno + 1}]} {
751 $cur_w insert $lno.0 $author_abbr author_abbr
752 } else {
753 $cur_w insert $lno.0 { |}
754 }
755
756 if {$cur_w eq $w_amov} {
757 foreach i $w_columns {
758 for {set g 0} \
759 {$g < [llength $group_colors]} \
760 {incr g} {
761 $i tag remove color$g $lno.0 $lno_e
762 }
763 $i tag add $color $lno.0 $lno_e
764 }
765 }
766
767 incr lno
768 }
769
770 } elseif {[regexp {^([a-z-]+) (.*)$} $line line key data]} {
771 set header($r_commit,$key) $data
772 }
773 }
774 $cur_w conf -state disabled
775
776 if {[eof $fd]} {
777 close $fd
778 if {$cur_w eq $w_asim} {
779 # Switches for original location detection
780 set threshold [get_config gui.copyblamethreshold]
781 set original_options [list "-C$threshold"]
782
783 if {![is_config_true gui.fastcopyblame]} {
784 # thorough copy search; insert before the threshold
785 set original_options [linsert $original_options 0 -C]
786 }
787 if {[git-version >= 1.5.3]} {
788 lappend original_options -w ; # ignore indentation changes
789 }
790
791 _exec_blame $this $w_amov @amov_data \
792 $original_options \
793 [mc "Loading original location annotations..."]
794 } else {
795 set current_fd {}
796 $status stop [mc "Annotation complete."]
797 }
798 } else {
799 $status update $blame_lines $total_lines
800 }
801 } ifdeleted { catch {close $fd} }
802
803 method _find_commit_bound {data_list start_idx delta} {
804 upvar #0 $data_list line_data
805 set pos $start_idx
806 set limit [expr {[llength $line_data] - 1}]
807 set base_commit [lindex $line_data $pos 0]
808
809 while {$pos > 0 && $pos < $limit} {
810 set new_pos [expr {$pos + $delta}]
811 if {[lindex $line_data $new_pos 0] ne $base_commit} {
812 return $pos
813 }
814
815 set pos $new_pos
816 }
817
818 return $pos
819 }
820
821 method _fullcopyblame {} {
822 if {$current_fd ne {}} {
823 tk_messageBox \
824 -icon error \
825 -type ok \
826 -title [mc "Busy"] \
827 -message [mc "Annotation process is already running."]
828
829 return
830 }
831
832 # Switches for original location detection
833 set threshold [get_config gui.copyblamethreshold]
834 set original_options [list -C -C "-C$threshold"]
835
836 if {[git-version >= 1.5.3]} {
837 lappend original_options -w ; # ignore indentation changes
838 }
839
840 # Find the line range
841 set pos @$::cursorX,$::cursorY
842 set lno [lindex [split [$::cursorW index $pos] .] 0]
843 set min_amov_lno [_find_commit_bound $this @amov_data $lno -1]
844 set max_amov_lno [_find_commit_bound $this @amov_data $lno 1]
845 set min_asim_lno [_find_commit_bound $this @asim_data $lno -1]
846 set max_asim_lno [_find_commit_bound $this @asim_data $lno 1]
847
848 if {$min_asim_lno < $min_amov_lno} {
849 set min_amov_lno $min_asim_lno
850 }
851
852 if {$max_asim_lno > $max_amov_lno} {
853 set max_amov_lno $max_asim_lno
854 }
855
856 lappend original_options -L "$min_amov_lno,$max_amov_lno"
857
858 # Clear lines
859 for {set i $min_amov_lno} {$i <= $max_amov_lno} {incr i} {
860 lset amov_data $i [list ]
861 }
862
863 # Start the back-end process
864 _exec_blame $this $w_amov @amov_data \
865 $original_options \
866 [mc "Running thorough copy detection..."]
867 }
868
869 method _click {cur_w pos} {
870 set lno [lindex [split [$cur_w index $pos] .] 0]
871 _showcommit $this $cur_w $lno
872 }
873
874 method _setencoding {enc} {
875 force_path_encoding $path $enc
876 _load $this [list \
877 $highlight_column \
878 $highlight_line \
879 [lindex [$w_file xview] 0] \
880 [lindex [$w_file yview] 0] \
881 ]
882 }
883
884 method _load_commit {cur_w cur_d pos} {
885 upvar #0 $cur_d line_data
886 set lno [lindex [split [$cur_w index $pos] .] 0]
887 set dat [lindex $line_data $lno]
888 if {$dat ne {}} {
889 _load_new_commit $this \
890 [lindex $dat 0] \
891 [lindex $dat 1] \
892 [list [lindex $dat 2]]
893 }
894 }
895
896 method _load_new_commit {new_commit new_path jump} {
897 lappend history [list \
898 $commit $path \
899 $highlight_column \
900 $highlight_line \
901 [lindex [$w_file xview] 0] \
902 [lindex [$w_file yview] 0] \
903 ]
904
905 set commit $new_commit
906 set path $new_path
907 _load $this $jump
908 }
909
910 method _showcommit {cur_w lno} {
911 global repo_config
912 variable active_color
913
914 if {$highlight_commit ne {}} {
915 foreach i $w_columns {
916 $i tag conf g$highlight_commit -background {}
917 $i tag lower g$highlight_commit
918 }
919 }
920
921 if {$cur_w eq $w_asim} {
922 set dat [lindex $asim_data $lno]
923 set highlight_column $w_asim
924 } else {
925 set dat [lindex $amov_data $lno]
926 set highlight_column $w_amov
927 }
928
929 $w_cviewer conf -state normal
930 $w_cviewer delete 0.0 end
931
932 if {$dat eq {}} {
933 set cmit {}
934 $w_cviewer insert end [mc "Loading annotation..."] still_loading
935 } else {
936 set cmit [lindex $dat 0]
937 set file [lindex $dat 1]
938
939 foreach i $w_columns {
940 $i tag conf g$cmit -background $active_color
941 $i tag raise g$cmit
942 if {$i eq $w_file} {
943 $w_file tag raise found
944 }
945 $i tag raise sel
946 }
947
948 set author_name {}
949 set author_email {}
950 set author_time {}
951 catch {set author_name $header($cmit,author)}
952 catch {set author_email $header($cmit,author-mail)}
953 catch {set author_time [format_date $header($cmit,author-time)]}
954
955 set committer_name {}
956 set committer_email {}
957 set committer_time {}
958 catch {set committer_name $header($cmit,committer)}
959 catch {set committer_email $header($cmit,committer-mail)}
960 catch {set committer_time [format_date $header($cmit,committer-time)]}
961
962 if {[catch {set msg $header($cmit,message)}]} {
963 set msg {}
964 catch {
965 set fd [git_read cat-file commit $cmit]
966 fconfigure $fd -encoding binary -translation lf
967 # By default commits are assumed to be in utf-8
968 set enc utf-8
969 while {[gets $fd line] > 0} {
970 if {[string match {encoding *} $line]} {
971 set enc [string tolower [string range $line 9 end]]
972 }
973 }
974 set msg [read $fd]
975 close $fd
976
977 set enc [tcl_encoding $enc]
978 if {$enc ne {}} {
979 set msg [encoding convertfrom $enc $msg]
980 }
981 set msg [string trim $msg]
982 }
983 set header($cmit,message) $msg
984 }
985
986 $w_cviewer insert end "commit $cmit\n" header_key
987 $w_cviewer insert end [strcat [mc "Author:"] "\t"] header_key
988 $w_cviewer insert end "$author_name $author_email" header_val
989 $w_cviewer insert end " $author_time\n" header_val
990
991 $w_cviewer insert end [strcat [mc "Committer:"] "\t"] header_key
992 $w_cviewer insert end "$committer_name $committer_email" header_val
993 $w_cviewer insert end " $committer_time\n" header_val
994
995 if {$file ne $path} {
996 $w_cviewer insert end [strcat [mc "Original File:"] "\t"] header_key
997 $w_cviewer insert end "[escape_path $file]\n" header_val
998 }
999
1000 $w_cviewer insert end "\n$msg"
1001 }
1002 $w_cviewer conf -state disabled
1003
1004 set highlight_line $lno
1005 set highlight_commit $cmit
1006
1007 if {[lsearch -exact $tooltip_commit $highlight_commit] != -1} {
1008 _hide_tooltip $this
1009 }
1010 }
1011
1012 method _get_click_amov_info {} {
1013 set pos @$::cursorX,$::cursorY
1014 set lno [lindex [split [$::cursorW index $pos] .] 0]
1015 return [lindex $amov_data $lno]
1016 }
1017
1018 method _copycommit {} {
1019 set dat [_get_click_amov_info $this]
1020 if {$dat ne {}} {
1021 clipboard clear
1022 clipboard append \
1023 -format STRING \
1024 -type STRING \
1025 -- [lindex $dat 0]
1026 }
1027 }
1028
1029 method _format_offset_date {base offset} {
1030 set exval [expr {$base + $offset*24*60*60}]
1031 return [clock format $exval -format {%Y-%m-%d}]
1032 }
1033
1034 method _gitkcommit {} {
1035 global nullid
1036
1037 set dat [_get_click_amov_info $this]
1038 if {$dat ne {}} {
1039 set cmit [lindex $dat 0]
1040
1041 # If the line belongs to the working copy, use HEAD instead
1042 if {$cmit eq $nullid} {
1043 if {[catch {set cmit [git rev-parse --verify HEAD]} err]} {
1044 error_popup [strcat [mc "Cannot find HEAD commit:"] "\n\n$err"]
1045 return;
1046 }
1047 }
1048
1049 set radius [get_config gui.blamehistoryctx]
1050 set cmdline [list --select-commit=$cmit]
1051
1052 if {$radius > 0} {
1053 set author_time {}
1054 set committer_time {}
1055
1056 catch {set author_time $header($cmit,author-time)}
1057 catch {set committer_time $header($cmit,committer-time)}
1058
1059 if {$committer_time eq {}} {
1060 set committer_time $author_time
1061 }
1062
1063 set after_time [_format_offset_date $this $committer_time [expr {-$radius}]]
1064 set before_time [_format_offset_date $this $committer_time $radius]
1065
1066 lappend cmdline --after=$after_time --before=$before_time
1067 }
1068
1069 lappend cmdline $cmit
1070
1071 set base_rev "HEAD"
1072 if {$commit ne {}} {
1073 set base_rev $commit
1074 }
1075
1076 if {$base_rev ne $cmit} {
1077 lappend cmdline $base_rev
1078 }
1079
1080 do_gitk $cmdline
1081 }
1082 }
1083
1084 method _blameparent {} {
1085 global nullid
1086
1087 set dat [_get_click_amov_info $this]
1088 if {$dat ne {}} {
1089 set cmit [lindex $dat 0]
1090 set new_path [lindex $dat 1]
1091
1092 # Allow using Blame Parent on lines modified in the working copy
1093 if {$cmit eq $nullid} {
1094 set parent_ref "HEAD"
1095 } else {
1096 set parent_ref "$cmit^"
1097 }
1098 if {[catch {set cparent [git rev-parse --verify $parent_ref]} err]} {
1099 error_popup [strcat [mc "Cannot find parent commit:"] "\n\n$err"]
1100 return;
1101 }
1102
1103 _kill $this
1104
1105 # Generate a diff between the commit and its parent,
1106 # and use the hunks to update the line number.
1107 # Request zero context to simplify calculations.
1108 if {$cmit eq $nullid} {
1109 set diffcmd [list diff-index --unified=0 $cparent -- $new_path]
1110 } else {
1111 set diffcmd [list diff-tree --unified=0 $cparent $cmit -- $new_path]
1112 }
1113 if {[catch {set fd [eval git_read $diffcmd]} err]} {
1114 $status stop [mc "Unable to display parent"]
1115 error_popup [strcat [mc "Error loading diff:"] "\n\n$err"]
1116 return
1117 }
1118
1119 set r_orig_line [lindex $dat 2]
1120
1121 fconfigure $fd \
1122 -blocking 0 \
1123 -encoding binary \
1124 -translation binary
1125 fileevent $fd readable [cb _read_diff_load_commit \
1126 $fd $cparent $new_path $r_orig_line]
1127 set current_fd $fd
1128 }
1129 }
1130
1131 method _read_diff_load_commit {fd cparent new_path tline} {
1132 if {$fd ne $current_fd} {
1133 catch {close $fd}
1134 return
1135 }
1136
1137 while {[gets $fd line] >= 0} {
1138 if {[regexp {^@@ -(\d+)(,(\d+))? \+(\d+)(,(\d+))? @@} $line line \
1139 old_line osz old_size new_line nsz new_size]} {
1140
1141 if {$osz eq {}} { set old_size 1 }
1142 if {$nsz eq {}} { set new_size 1 }
1143
1144 if {$new_line <= $tline} {
1145 if {[expr {$new_line + $new_size}] > $tline} {
1146 # Target line within the hunk
1147 set line_shift [expr {
1148 ($new_size-$old_size)*($tline-$new_line)/$new_size
1149 }]
1150 } else {
1151 set line_shift [expr {$new_size-$old_size}]
1152 }
1153
1154 set r_orig_line [expr {$r_orig_line - $line_shift}]
1155 }
1156 }
1157 }
1158
1159 if {[eof $fd]} {
1160 close $fd;
1161 set current_fd {}
1162
1163 _load_new_commit $this \
1164 $cparent \
1165 $new_path \
1166 [list $r_orig_line]
1167 }
1168 } ifdeleted { catch {close $fd} }
1169
1170 method _show_tooltip {cur_w pos} {
1171 if {$tooltip_wm ne {}} {
1172 _open_tooltip $this $cur_w
1173 } elseif {$tooltip_timer eq {}} {
1174 set tooltip_timer [after 1000 [cb _open_tooltip $cur_w]]
1175 }
1176 }
1177
1178 method _open_tooltip {cur_w} {
1179 set tooltip_timer {}
1180 set pos_x [winfo pointerx $cur_w]
1181 set pos_y [winfo pointery $cur_w]
1182 if {[winfo containing $pos_x $pos_y] ne $cur_w} {
1183 _hide_tooltip $this
1184 return
1185 }
1186
1187 if {$tooltip_wm ne "$cur_w.tooltip"} {
1188 _hide_tooltip $this
1189
1190 set tooltip_wm [toplevel $cur_w.tooltip -borderwidth 1]
1191 wm overrideredirect $tooltip_wm 1
1192 wm transient $tooltip_wm [winfo toplevel $cur_w]
1193 set tooltip_t $tooltip_wm.label
1194 text $tooltip_t \
1195 -takefocus 0 \
1196 -highlightthickness 0 \
1197 -relief flat \
1198 -borderwidth 0 \
1199 -wrap none \
1200 -background lightyellow \
1201 -foreground black
1202 $tooltip_t tag conf section_header -font font_uibold
1203 pack $tooltip_t
1204 } else {
1205 $tooltip_t conf -state normal
1206 $tooltip_t delete 0.0 end
1207 }
1208
1209 set pos @[join [list \
1210 [expr {$pos_x - [winfo rootx $cur_w]}] \
1211 [expr {$pos_y - [winfo rooty $cur_w]}]] ,]
1212 set lno [lindex [split [$cur_w index $pos] .] 0]
1213 if {$cur_w eq $w_amov} {
1214 set dat [lindex $amov_data $lno]
1215 set org {}
1216 } else {
1217 set dat [lindex $asim_data $lno]
1218 set org [lindex $amov_data $lno]
1219 }
1220
1221 if {$dat eq {}} {
1222 _hide_tooltip $this
1223 return
1224 }
1225
1226 set cmit [lindex $dat 0]
1227 set tooltip_commit [list $cmit]
1228
1229 set author_name {}
1230 set summary {}
1231 set author_time {}
1232 catch {set author_name $header($cmit,author)}
1233 catch {set summary $header($cmit,summary)}
1234 catch {set author_time [format_date $header($cmit,author-time)]}
1235
1236 $tooltip_t insert end "commit $cmit\n"
1237 $tooltip_t insert end "$author_name $author_time\n"
1238 $tooltip_t insert end "$summary"
1239
1240 if {$org ne {} && [lindex $org 0] ne $cmit} {
1241 set save [$tooltip_t get 0.0 end]
1242 $tooltip_t delete 0.0 end
1243
1244 set cmit [lindex $org 0]
1245 set file [lindex $org 1]
1246 lappend tooltip_commit $cmit
1247
1248 set author_name {}
1249 set summary {}
1250 set author_time {}
1251 catch {set author_name $header($cmit,author)}
1252 catch {set summary $header($cmit,summary)}
1253 catch {set author_time [format_date $header($cmit,author-time)]}
1254
1255 $tooltip_t insert end [strcat [mc "Originally By:"] "\n"] section_header
1256 $tooltip_t insert end "commit $cmit\n"
1257 $tooltip_t insert end "$author_name $author_time\n"
1258 $tooltip_t insert end "$summary\n"
1259
1260 if {$file ne $path} {
1261 $tooltip_t insert end [strcat [mc "In File:"] " "] section_header
1262 $tooltip_t insert end "$file\n"
1263 }
1264
1265 $tooltip_t insert end "\n"
1266 $tooltip_t insert end [strcat [mc "Copied Or Moved Here By:"] "\n"] section_header
1267 $tooltip_t insert end $save
1268 }
1269
1270 $tooltip_t conf -state disabled
1271 _position_tooltip $this
1272
1273 # On MacOS raising a window causes it to acquire focus.
1274 # Tk 8.5 on MacOS seems to properly support wm transient,
1275 # so we can safely counter the effect there.
1276 if {$::have_tk85 && [is_MacOSX]} {
1277 update
1278 if {$w eq {}} {
1279 raise .
1280 } else {
1281 raise $w
1282 }
1283 }
1284 }
1285
1286 method _position_tooltip {} {
1287 set max_h [lindex [split [$tooltip_t index end] .] 0]
1288 set max_w 0
1289 for {set i 1} {$i <= $max_h} {incr i} {
1290 set c [lindex [split [$tooltip_t index "$i.0 lineend"] .] 1]
1291 if {$c > $max_w} {set max_w $c}
1292 }
1293 $tooltip_t conf -width $max_w -height $max_h
1294
1295 set req_w [winfo reqwidth $tooltip_t]
1296 set req_h [winfo reqheight $tooltip_t]
1297 set pos_x [expr {[winfo pointerx .] + 5}]
1298 set pos_y [expr {[winfo pointery .] + 10}]
1299
1300 set g "${req_w}x${req_h}"
1301 if {$pos_x >= 0} {append g +}
1302 append g $pos_x
1303 if {$pos_y >= 0} {append g +}
1304 append g $pos_y
1305
1306 wm geometry $tooltip_wm $g
1307 if {![is_MacOSX]} {
1308 raise $tooltip_wm
1309 }
1310 }
1311
1312 method _hide_tooltip {} {
1313 if {$tooltip_wm ne {}} {
1314 destroy $tooltip_wm
1315 set tooltip_wm {}
1316 set tooltip_commit {}
1317 }
1318 if {$tooltip_timer ne {}} {
1319 after cancel $tooltip_timer
1320 set tooltip_timer {}
1321 }
1322 }
1323
1324 method _resize {new_height} {
1325 set diff [expr {$new_height - $old_height}]
1326 if {$diff == 0} return
1327
1328 set my [expr {[winfo height $w.file_pane] - 25}]
1329 set o [$w.file_pane sash coord 0]
1330 set ox [lindex $o 0]
1331 set oy [expr {[lindex $o 1] + $diff}]
1332 if {$oy < 0} {set oy 0}
1333 if {$oy > $my} {set oy $my}
1334 $w.file_pane sash place 0 $ox $oy
1335
1336 set old_height $new_height
1337 }
1338
1339 }
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