Merge branch 'km/submodule-doc-use-sm-path'
[git] / git-gui / lib / blame.tcl
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 # Persistent 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 gotoline   ; # line goto mini-dialog frame
26 field status     ; # status mega-widget instance
27 field status_operation ; # operation displayed by status mega-widget
28 field old_height ; # last known height of $w.file_pane
29
30
31 # Tk UI colors
32 #
33 variable active_color #c0edc5
34 variable group_colors {
35         #d6d6d6
36         #e1e1e1
37         #ececec
38 }
39
40 # Current blame data; cleared/reset on each load
41 #
42 field commit               ; # input commit to blame
43 field path                 ; # input filename to view in $commit
44
45 field current_fd        {} ; # background process running
46 field highlight_line    -1 ; # current line selected
47 field highlight_column  {} ; # current commit column selected
48 field highlight_commit  {} ; # sha1 of commit selected
49
50 field total_lines       0  ; # total length of file
51 field blame_lines       0  ; # number of lines computed
52 field amov_data            ; # list of {commit origfile origline}
53 field asim_data            ; # list of {commit origfile origline}
54
55 field r_commit             ; # commit currently being parsed
56 field r_orig_line          ; # original line number
57 field r_final_line         ; # final line number
58 field r_line_count         ; # lines in this region
59
60 field tooltip_wm        {} ; # Current tooltip toplevel, if open
61 field tooltip_t         {} ; # Text widget in $tooltip_wm
62 field tooltip_timer     {} ; # Current timer event for our tooltip
63 field tooltip_commit    {} ; # Commit(s) in tooltip
64
65 constructor new {i_commit i_path i_jump} {
66         global cursor_ptr M1B M1T have_tk85 use_ttk NS
67         variable active_color
68         variable group_colors
69
70         set commit $i_commit
71         set path   $i_path
72
73         make_toplevel top w
74         wm title $top [mc "%s (%s): File Viewer" [appname] [reponame]]
75
76         set font_w [font measure font_diff "0"]
77
78         gold_frame $w.header
79         tlabel $w.header.commit_l \
80                 -text [mc "Commit:"] \
81                 -background gold \
82                 -foreground black \
83                 -anchor w \
84                 -justify left
85         set w_back $w.header.commit_b
86         tlabel $w_back \
87                 -image ::blame::img_back_arrow \
88                 -borderwidth 0 \
89                 -relief flat \
90                 -state disabled \
91                 -background gold \
92                 -foreground black \
93                 -activebackground gold
94         bind $w_back <Button-1> "
95                 if {\[$w_back cget -state\] eq {normal}} {
96                         [cb _history_menu]
97                 }
98                 "
99         tlabel $w.header.commit \
100                 -textvariable @commit \
101                 -background gold \
102                 -foreground black \
103                 -anchor w \
104                 -justify left
105         tlabel $w.header.path_l \
106                 -text [mc "File:"] \
107                 -background gold \
108                 -foreground black \
109                 -anchor w \
110                 -justify left
111         set w_path $w.header.path
112         tlabel $w_path \
113                 -background gold \
114                 -foreground black \
115                 -anchor w \
116                 -justify left
117         pack $w.header.commit_l -side left
118         pack $w_back -side left
119         pack $w.header.commit -side left
120         pack $w_path -fill x -side right
121         pack $w.header.path_l -side right
122
123         panedwindow $w.file_pane -orient vertical -borderwidth 0 -sashwidth 3
124         frame $w.file_pane.out -relief flat -borderwidth 1
125         frame $w.file_pane.cm -relief sunken -borderwidth 1
126         $w.file_pane add $w.file_pane.out \
127                 -sticky nsew \
128                 -minsize 100 \
129                 -height 100 \
130                 -width 100
131         $w.file_pane add $w.file_pane.cm \
132                 -sticky nsew \
133                 -minsize 25 \
134                 -height 25 \
135                 -width 100
136
137         set w_line $w.file_pane.out.linenumber_t
138         text $w_line \
139                 -takefocus 0 \
140                 -highlightthickness 0 \
141                 -padx 0 -pady 0 \
142                 -background white \
143                 -foreground black \
144                 -borderwidth 0 \
145                 -state disabled \
146                 -wrap none \
147                 -height 40 \
148                 -width 6 \
149                 -font font_diff
150         $w_line tag conf linenumber -justify right -rmargin 5
151
152         set w_amov $w.file_pane.out.amove_t
153         text $w_amov \
154                 -takefocus 0 \
155                 -highlightthickness 0 \
156                 -padx 0 -pady 0 \
157                 -background white \
158                 -foreground black \
159                 -borderwidth 0 \
160                 -state disabled \
161                 -wrap none \
162                 -height 40 \
163                 -width 5 \
164                 -font font_diff
165         $w_amov tag conf author_abbr -justify right -rmargin 5
166         $w_amov tag conf curr_commit
167         $w_amov tag conf prior_commit -foreground blue -underline 1
168         $w_amov tag bind prior_commit \
169                 <Button-1> \
170                 "[cb _load_commit $w_amov @amov_data @%x,%y];break"
171
172         set w_asim $w.file_pane.out.asimple_t
173         text $w_asim \
174                 -takefocus 0 \
175                 -highlightthickness 0 \
176                 -padx 0 -pady 0 \
177                 -background white \
178                 -foreground black \
179                 -borderwidth 0 \
180                 -state disabled \
181                 -wrap none \
182                 -height 40 \
183                 -width 4 \
184                 -font font_diff
185         $w_asim tag conf author_abbr -justify right
186         $w_asim tag conf curr_commit
187         $w_asim tag conf prior_commit -foreground blue -underline 1
188         $w_asim tag bind prior_commit \
189                 <Button-1> \
190                 "[cb _load_commit $w_asim @asim_data @%x,%y];break"
191
192         set w_file $w.file_pane.out.file_t
193         text $w_file \
194                 -takefocus 0 \
195                 -highlightthickness 0 \
196                 -padx 0 -pady 0 \
197                 -background white \
198                 -foreground black \
199                 -borderwidth 0 \
200                 -state disabled \
201                 -wrap none \
202                 -height 40 \
203                 -width 80 \
204                 -xscrollcommand [list $w.file_pane.out.sbx set] \
205                 -font font_diff
206         if {$have_tk85} {
207                 $w_file configure -inactiveselectbackground darkblue
208         }
209         $w_file tag conf found \
210                 -background yellow
211
212         set w_columns [list $w_amov $w_asim $w_line $w_file]
213
214         ${NS}::scrollbar $w.file_pane.out.sbx \
215                 -orient h \
216                 -command [list $w_file xview]
217         ${NS}::scrollbar $w.file_pane.out.sby \
218                 -orient v \
219                 -command [list scrollbar2many $w_columns yview]
220         eval grid $w_columns $w.file_pane.out.sby -sticky nsew
221         grid conf \
222                 $w.file_pane.out.sbx \
223                 -column 0 \
224                 -columnspan [expr {[llength $w_columns] + 1}] \
225                 -sticky we
226         grid columnconfigure \
227                 $w.file_pane.out \
228                 [expr {[llength $w_columns] - 1}] \
229                 -weight 1
230         grid rowconfigure $w.file_pane.out 0 -weight 1
231
232         set finder [::searchbar::new \
233                 $w.file_pane.out.ff $w_file \
234                 -column 0 \
235                 -columnspan [expr {[llength $w_columns] + 1}] \
236                 ]
237
238         set gotoline [::linebar::new \
239                 $w.file_pane.out.lf $w_file \
240                 -column 0 \
241                 -columnspan [expr {[llength $w_columns] + 1}] \
242                 ]
243
244         set w_cviewer $w.file_pane.cm.t
245         text $w_cviewer \
246                 -background white \
247                 -foreground black \
248                 -borderwidth 0 \
249                 -state disabled \
250                 -wrap none \
251                 -height 10 \
252                 -width 80 \
253                 -xscrollcommand [list $w.file_pane.cm.sbx set] \
254                 -yscrollcommand [list $w.file_pane.cm.sby set] \
255                 -font font_diff
256         $w_cviewer tag conf still_loading \
257                 -font font_uiitalic \
258                 -justify center
259         $w_cviewer tag conf header_key \
260                 -tabs {3c} \
261                 -background $active_color \
262                 -font font_uibold
263         $w_cviewer tag conf header_val \
264                 -background $active_color \
265                 -font font_ui
266         $w_cviewer tag raise sel
267         ${NS}::scrollbar $w.file_pane.cm.sbx \
268                 -orient h \
269                 -command [list $w_cviewer xview]
270         ${NS}::scrollbar $w.file_pane.cm.sby \
271                 -orient v \
272                 -command [list $w_cviewer yview]
273         pack $w.file_pane.cm.sby -side right -fill y
274         pack $w.file_pane.cm.sbx -side bottom -fill x
275         pack $w_cviewer -expand 1 -fill both
276
277         set status [::status_bar::new $w.status]
278         set status_operation {}
279
280         menu $w.ctxm -tearoff 0
281         $w.ctxm add command \
282                 -label [mc "Copy Commit"] \
283                 -command [cb _copycommit]
284         $w.ctxm add separator
285         $w.ctxm add command \
286                 -label [mc "Find Text..."] \
287                 -accelerator F7 \
288                 -command [cb _show_finder]
289         $w.ctxm add command \
290                 -label [mc "Goto Line..."] \
291                 -accelerator "Ctrl-G" \
292                 -command [cb _show_linebar]
293         menu $w.ctxm.enc
294         build_encoding_menu $w.ctxm.enc [cb _setencoding]
295         $w.ctxm add cascade \
296                 -label [mc "Encoding"] \
297                 -menu $w.ctxm.enc
298         $w.ctxm add command \
299                 -label [mc "Do Full Copy Detection"] \
300                 -command [cb _fullcopyblame]
301         $w.ctxm add separator
302         $w.ctxm add command \
303                 -label [mc "Show History Context"] \
304                 -command [cb _gitkcommit]
305         $w.ctxm add command \
306                 -label [mc "Blame Parent Commit"] \
307                 -command [cb _blameparent]
308
309         foreach i $w_columns {
310                 for {set g 0} {$g < [llength $group_colors]} {incr g} {
311                         $i tag conf color$g -background [lindex $group_colors $g]
312                 }
313
314                 if {$i eq $w_file} {
315                         $w_file tag raise found
316                 }
317                 $i tag raise sel
318
319                 $i conf -cursor $cursor_ptr
320                 $i conf -yscrollcommand \
321                         "[list ::searchbar::scrolled $finder]
322                          [list many2scrollbar $w_columns yview $w.file_pane.out.sby]"
323                 bind $i <Button-1> "
324                         [cb _hide_tooltip]
325                         [cb _click $i @%x,%y]
326                         focus $i
327                 "
328                 bind $i <Any-Motion>  [cb _show_tooltip $i @%x,%y]
329                 bind $i <Any-Enter>   [cb _hide_tooltip]
330                 bind $i <Any-Leave>   [cb _hide_tooltip]
331                 bind_button3 $i "
332                         [cb _hide_tooltip]
333                         set cursorX %x
334                         set cursorY %y
335                         set cursorW %W
336                         tk_popup $w.ctxm %X %Y
337                 "
338                 bind $i <Shift-Tab> "[list focus $w_cviewer];break"
339                 bind $i <Tab>       "[cb _focus_search $w_cviewer];break"
340         }
341
342         foreach i [concat $w_columns $w_cviewer] {
343                 bind $i <Key-Up>        {catch {%W yview scroll -1 units};break}
344                 bind $i <Key-Down>      {catch {%W yview scroll  1 units};break}
345                 bind $i <Key-Left>      {catch {%W xview scroll -1 units};break}
346                 bind $i <Key-Right>     {catch {%W xview scroll  1 units};break}
347                 bind $i <Key-k>         {catch {%W yview scroll -1 units};break}
348                 bind $i <Key-j>         {catch {%W yview scroll  1 units};break}
349                 bind $i <Key-h>         {catch {%W xview scroll -1 units};break}
350                 bind $i <Key-l>         {catch {%W xview scroll  1 units};break}
351                 bind $i <Control-Key-b> {catch {%W yview scroll -1 pages};break}
352                 bind $i <Control-Key-f> {catch {%W yview scroll  1 pages};break}
353         }
354
355         bind $w_cviewer <Shift-Tab> "[cb _focus_search $w_file];break"
356         bind $w_cviewer <Tab>       "[list focus $w_file];break"
357         bind $w_cviewer <Button-1>   [list focus $w_cviewer]
358         bind $w_file    <Visibility> [cb _focus_search $w_file]
359         bind $top       <F7>         [cb _show_finder]
360         bind $top       <Key-slash>  [cb _show_finder]
361         bind $top    <Control-Key-s> [cb _show_finder]
362         bind $top       <Escape>     [list searchbar::hide $finder]
363         bind $top       <F3>         [list searchbar::find_next $finder]
364         bind $top       <Shift-F3>   [list searchbar::find_prev $finder]
365         bind $top    <Control-Key-g> [cb _show_linebar]
366         catch { bind $top <Shift-Key-XF86_Switch_VT_3> [list searchbar::find_prev $finder] }
367
368         grid configure $w.header -sticky ew
369         grid configure $w.file_pane -sticky nsew
370         grid configure $w.status -sticky ew
371         grid columnconfigure $top 0 -weight 1
372         grid rowconfigure $top 0 -weight 0
373         grid rowconfigure $top 1 -weight 1
374         grid rowconfigure $top 2 -weight 0
375
376         set req_w [winfo reqwidth  $top]
377         set req_h [winfo reqheight $top]
378         set scr_w [expr {[winfo screenwidth $top] - 40}]
379         set scr_h [expr {[winfo screenheight $top] - 120}]
380         set opt_w [expr {$font_w * (80 + 5*3 + 3)}]
381         if {$req_w < $opt_w} {set req_w $opt_w}
382         if {$req_w > $scr_w} {set req_w $scr_w}
383         set opt_h [expr {$req_w*4/3}]
384         if {$req_h < $scr_h} {set req_h $scr_h}
385         if {$req_h > $opt_h} {set req_h $opt_h}
386         set g "${req_w}x${req_h}"
387         wm geometry $top $g
388         update
389
390         set old_height [winfo height $w.file_pane]
391         $w.file_pane sash place 0 \
392                 [lindex [$w.file_pane sash coord 0] 0] \
393                 [expr {int($old_height * 0.80)}]
394         bind $w.file_pane <Configure> \
395         "if {{$w.file_pane} eq {%W}} {[cb _resize %h]}"
396
397         wm protocol $top WM_DELETE_WINDOW "destroy $top"
398         bind $top <Destroy> [cb _handle_destroy %W]
399
400         _load $this $i_jump
401 }
402
403 method _focus_search {win} {
404         if {[searchbar::visible $finder]} {
405                 focus [searchbar::editor $finder]
406         } else {
407                 focus $win
408         }
409 }
410
411 method _handle_destroy {win} {
412         if {$win eq $w} {
413                 _kill $this
414                 delete_this
415         }
416 }
417
418 method _kill {} {
419         if {$current_fd ne {}} {
420                 kill_file_process $current_fd
421                 catch {close $current_fd}
422                 set current_fd {}
423         }
424 }
425
426 method _load {jump} {
427         variable group_colors
428
429         _hide_tooltip $this
430
431         if {$total_lines != 0 || $current_fd ne {}} {
432                 _kill $this
433
434                 foreach i $w_columns {
435                         $i conf -state normal
436                         $i delete 0.0 end
437                         foreach g [$i tag names] {
438                                 if {[regexp {^g[0-9a-f]{40}$} $g]} {
439                                         $i tag delete $g
440                                 }
441                         }
442                         $i conf -state disabled
443                 }
444
445                 $w_cviewer conf -state normal
446                 $w_cviewer delete 0.0 end
447                 $w_cviewer conf -state disabled
448
449                 set highlight_line -1
450                 set highlight_column {}
451                 set highlight_commit {}
452                 set total_lines 0
453         }
454
455         if {$history eq {}} {
456                 $w_back conf -state disabled
457         } else {
458                 $w_back conf -state normal
459         }
460
461         # Index 0 is always empty.  There is never line 0 as
462         # we use only 1 based lines, as that matches both with
463         # git-blame output and with Tk's text widget.
464         #
465         set amov_data [list [list]]
466         set asim_data [list [list]]
467
468         $status show [mc "Reading %s..." "$commit:[escape_path $path]"]
469         $w_path conf -text [escape_path $path]
470
471         set do_textconv 0
472         if {![is_config_false gui.textconv] && [git-version >= 1.7.2]} {
473                 set filter [gitattr $path diff set]
474                 set textconv [get_config [join [list diff $filter textconv] .]]
475                 if {$filter ne {set} && $textconv ne {}} {
476                         set do_textconv 1
477                 }
478         }
479         if {$commit eq {}} {
480                 if {$do_textconv ne 0} {
481                         set fd [open_cmd_pipe $textconv $path]
482                 } else {
483                         set fd [open $path r]
484                 }
485                 fconfigure $fd -eofchar {}
486         } else {
487                 if {$do_textconv ne 0} {
488                         set fd [git_read cat-file --textconv "$commit:$path"]
489                 } else {
490                         set fd [git_read cat-file blob "$commit:$path"]
491                 }
492         }
493         fconfigure $fd \
494                 -blocking 0 \
495                 -translation lf \
496                 -encoding [get_path_encoding $path]
497         fileevent $fd readable [cb _read_file $fd $jump]
498         set current_fd $fd
499 }
500
501 method _history_menu {} {
502         set m $w.backmenu
503         if {[winfo exists $m]} {
504                 $m delete 0 end
505         } else {
506                 menu $m -tearoff 0
507         }
508
509         for {set i [expr {[llength $history] - 1}]
510                 } {$i >= 0} {incr i -1} {
511                 set e [lindex $history $i]
512                 set c [lindex $e 0]
513                 set f [lindex $e 1]
514
515                 if {[regexp {^[0-9a-f]{40}$} $c]} {
516                         set t [string range $c 0 8]...
517                 } elseif {$c eq {}} {
518                         set t {Working Directory}
519                 } else {
520                         set t $c
521                 }
522                 if {![catch {set summary $header($c,summary)}]} {
523                         append t " $summary"
524                         if {[string length $t] > 70} {
525                                 set t [string range $t 0 66]...
526                         }
527                 }
528
529                 $m add command -label $t -command [cb _goback $i]
530         }
531         set X [winfo rootx $w_back]
532         set Y [expr {[winfo rooty $w_back] + [winfo height $w_back]}]
533         tk_popup $m $X $Y
534 }
535
536 method _goback {i} {
537         set dat [lindex $history $i]
538         set history [lrange $history 0 [expr {$i - 1}]]
539         set commit [lindex $dat 0]
540         set path [lindex $dat 1]
541         _load $this [lrange $dat 2 5]
542 }
543
544 method _read_file {fd jump} {
545         if {$fd ne $current_fd} {
546                 catch {close $fd}
547                 return
548         }
549
550         foreach i $w_columns {$i conf -state normal}
551         while {[gets $fd line] >= 0} {
552                 regsub "\r\$" $line {} line
553                 incr total_lines
554                 lappend amov_data {}
555                 lappend asim_data {}
556
557                 if {$total_lines > 1} {
558                         foreach i $w_columns {$i insert end "\n"}
559                 }
560
561                 $w_line insert end "$total_lines" linenumber
562                 $w_file insert end "$line"
563         }
564
565         set ln_wc [expr {[string length $total_lines] + 2}]
566         if {[$w_line cget -width] < $ln_wc} {
567                 $w_line conf -width $ln_wc
568         }
569
570         foreach i $w_columns {$i conf -state disabled}
571
572         if {[eof $fd]} {
573                 fconfigure $fd -blocking 1; # enable error reporting on close
574                 if {[catch {close $fd} err]} {
575                         tk_messageBox -icon error -title [mc Error] \
576                                 -message $err
577                 }
578
579                 # If we don't force Tk to update the widgets *right now*
580                 # none of our jump commands will cause a change in the UI.
581                 #
582                 update
583
584                 if {[llength $jump] == 1} {
585                         set highlight_line [lindex $jump 0]
586                         $w_file see "$highlight_line.0"
587                 } elseif {[llength $jump] == 4} {
588                         set highlight_column [lindex $jump 0]
589                         set highlight_line [lindex $jump 1]
590                         $w_file xview moveto [lindex $jump 2]
591                         $w_file yview moveto [lindex $jump 3]
592                 }
593
594                 _exec_blame $this $w_asim @asim_data \
595                         [list] \
596                         [mc "Loading copy/move tracking annotations..."]
597         }
598 } ifdeleted { catch {close $fd} }
599
600 method _exec_blame {cur_w cur_d options cur_s} {
601         lappend options --incremental --encoding=utf-8
602         if {$commit eq {}} {
603                 lappend options --contents $path
604         } else {
605                 lappend options $commit
606         }
607
608         # We may recurse in from another call to _exec_blame and already have
609         # a status operation.
610         if {$status_operation == {}} {
611                 set status_operation [$status start \
612                         $cur_s \
613                         [mc "lines annotated"]]
614         } else {
615                 $status_operation restart $cur_s
616         }
617
618         lappend options -- $path
619         set fd [eval git_read --nice blame $options]
620         fconfigure $fd -blocking 0 -translation lf -encoding utf-8
621         fileevent $fd readable [cb _read_blame $fd $cur_w $cur_d]
622         set current_fd $fd
623         set blame_lines 0
624 }
625
626 method _read_blame {fd cur_w cur_d} {
627         upvar #0 $cur_d line_data
628         variable group_colors
629
630         if {$fd ne $current_fd} {
631                 catch {close $fd}
632                 return
633         }
634
635         $cur_w conf -state normal
636         while {[gets $fd line] >= 0} {
637                 if {[regexp {^([a-z0-9]{40}) (\d+) (\d+) (\d+)$} $line line \
638                         cmit original_line final_line line_count]} {
639                         set r_commit     $cmit
640                         set r_orig_line  $original_line
641                         set r_final_line $final_line
642                         set r_line_count $line_count
643                 } elseif {[string match {filename *} $line]} {
644                         set file [string range $line 9 end]
645                         set n    $r_line_count
646                         set lno  $r_final_line
647                         set oln  $r_orig_line
648                         set cmit $r_commit
649
650                         if {[regexp {^0{40}$} $cmit]} {
651                                 set commit_abbr work
652                                 set commit_type curr_commit
653                         } elseif {$cmit eq $commit} {
654                                 set commit_abbr this
655                                 set commit_type curr_commit
656                         } else {
657                                 set commit_type prior_commit
658                                 set commit_abbr [string range $cmit 0 3]
659                         }
660
661                         set author_abbr {}
662                         set a_name {}
663                         catch {set a_name $header($cmit,author)}
664                         while {$a_name ne {}} {
665                                 if {$author_abbr ne {}
666                                         && [string index $a_name 0] eq {'}} {
667                                         regsub {^'[^']+'\s+} $a_name {} a_name
668                                 }
669                                 if {![regexp {^([[:upper:]])} $a_name _a]} break
670                                 append author_abbr $_a
671                                 unset _a
672                                 if {![regsub \
673                                         {^[[:upper:]][^\s]*\s+} \
674                                         $a_name {} a_name ]} break
675                         }
676                         if {$author_abbr eq {}} {
677                                 set author_abbr { |}
678                         } else {
679                                 set author_abbr [string range $author_abbr 0 3]
680                         }
681                         unset a_name
682
683                         set first_lno $lno
684                         while {
685                            $first_lno > 1
686                         && $cmit eq [lindex $line_data [expr {$first_lno - 1}] 0]
687                         && $file eq [lindex $line_data [expr {$first_lno - 1}] 1]
688                         } {
689                                 incr first_lno -1
690                         }
691
692                         set color {}
693                         if {$first_lno < $lno} {
694                                 foreach g [$w_file tag names $first_lno.0] {
695                                         if {[regexp {^color[0-9]+$} $g]} {
696                                                 set color $g
697                                                 break
698                                         }
699                                 }
700                         } else {
701                                 set i [lsort [concat \
702                                         [$w_file tag names "[expr {$first_lno - 1}].0"] \
703                                         [$w_file tag names "[expr {$lno + $n}].0"] \
704                                         ]]
705                                 for {set g 0} {$g < [llength $group_colors]} {incr g} {
706                                         if {[lsearch -sorted -exact $i color$g] == -1} {
707                                                 set color color$g
708                                                 break
709                                         }
710                                 }
711                         }
712                         if {$color eq {}} {
713                                 set color color0
714                         }
715
716                         while {$n > 0} {
717                                 set lno_e "$lno.0 lineend + 1c"
718                                 if {[lindex $line_data $lno] ne {}} {
719                                         set g [lindex $line_data $lno 0]
720                                         foreach i $w_columns {
721                                                 $i tag remove g$g $lno.0 $lno_e
722                                         }
723                                 }
724                                 lset line_data $lno [list $cmit $file $oln]
725
726                                 $cur_w delete $lno.0 "$lno.0 lineend"
727                                 if {$lno == $first_lno} {
728                                         $cur_w insert $lno.0 $commit_abbr $commit_type
729                                 } elseif {$lno == [expr {$first_lno + 1}]} {
730                                         $cur_w insert $lno.0 $author_abbr author_abbr
731                                 } else {
732                                         $cur_w insert $lno.0 { |}
733                                 }
734
735                                 foreach i $w_columns {
736                                         if {$cur_w eq $w_amov} {
737                                                 for {set g 0} \
738                                                         {$g < [llength $group_colors]} \
739                                                         {incr g} {
740                                                         $i tag remove color$g $lno.0 $lno_e
741                                                 }
742                                                 $i tag add $color $lno.0 $lno_e
743                                         }
744                                         $i tag add g$cmit $lno.0 $lno_e
745                                 }
746
747                                 if {$highlight_column eq $cur_w} {
748                                         if {$highlight_line == -1
749                                          && [lindex [$w_file yview] 0] == 0} {
750                                                 $w_file see $lno.0
751                                                 set highlight_line $lno
752                                         }
753                                         if {$highlight_line == $lno} {
754                                                 _showcommit $this $cur_w $lno
755                                         }
756                                 }
757
758                                 incr n -1
759                                 incr lno
760                                 incr oln
761                                 incr blame_lines
762                         }
763
764                         while {
765                            $cmit eq [lindex $line_data $lno 0]
766                         && $file eq [lindex $line_data $lno 1]
767                         } {
768                                 $cur_w delete $lno.0 "$lno.0 lineend"
769
770                                 if {$lno == $first_lno} {
771                                         $cur_w insert $lno.0 $commit_abbr $commit_type
772                                 } elseif {$lno == [expr {$first_lno + 1}]} {
773                                         $cur_w insert $lno.0 $author_abbr author_abbr
774                                 } else {
775                                         $cur_w insert $lno.0 { |}
776                                 }
777
778                                 if {$cur_w eq $w_amov} {
779                                         foreach i $w_columns {
780                                                 for {set g 0} \
781                                                         {$g < [llength $group_colors]} \
782                                                         {incr g} {
783                                                         $i tag remove color$g $lno.0 $lno_e
784                                                 }
785                                                 $i tag add $color $lno.0 $lno_e
786                                         }
787                                 }
788
789                                 incr lno
790                         }
791
792                 } elseif {[regexp {^([a-z-]+) (.*)$} $line line key data]} {
793                         set header($r_commit,$key) $data
794                 }
795         }
796         $cur_w conf -state disabled
797
798         if {[eof $fd]} {
799                 close $fd
800                 if {$cur_w eq $w_asim} {
801                         # Switches for original location detection
802                         set threshold [get_config gui.copyblamethreshold]
803                         set original_options [list "-C$threshold"]
804
805                         if {![is_config_true gui.fastcopyblame]} {
806                                 # thorough copy search; insert before the threshold
807                                 set original_options [linsert $original_options 0 -C]
808                         }
809                         if {[git-version >= 1.5.3]} {
810                                 lappend original_options -w ; # ignore indentation changes
811                         }
812
813                         _exec_blame $this $w_amov @amov_data \
814                                 $original_options \
815                                 [mc "Loading original location annotations..."]
816                 } else {
817                         set current_fd {}
818                         $status_operation stop [mc "Annotation complete."]
819                         set status_operation {}
820                 }
821         } else {
822                 $status_operation update $blame_lines $total_lines
823         }
824 } ifdeleted { catch {close $fd} }
825
826 method _find_commit_bound {data_list start_idx delta} {
827         upvar #0 $data_list line_data
828         set pos $start_idx
829         set limit       [expr {[llength $line_data] - 1}]
830         set base_commit [lindex $line_data $pos 0]
831
832         while {$pos > 0 && $pos < $limit} {
833                 set new_pos [expr {$pos + $delta}]
834                 if {[lindex $line_data $new_pos 0] ne $base_commit} {
835                         return $pos
836                 }
837
838                 set pos $new_pos
839         }
840
841         return $pos
842 }
843
844 method _fullcopyblame {} {
845         if {$current_fd ne {}} {
846                 tk_messageBox \
847                         -icon error \
848                         -type ok \
849                         -title [mc "Busy"] \
850                         -message [mc "Annotation process is already running."]
851
852                 return
853         }
854
855         # Switches for original location detection
856         set threshold [get_config gui.copyblamethreshold]
857         set original_options [list -C -C "-C$threshold"]
858
859         if {[git-version >= 1.5.3]} {
860                 lappend original_options -w ; # ignore indentation changes
861         }
862
863         # Find the line range
864         set pos @$::cursorX,$::cursorY
865         set lno [lindex [split [$::cursorW index $pos] .] 0]
866         set min_amov_lno [_find_commit_bound $this @amov_data $lno -1]
867         set max_amov_lno [_find_commit_bound $this @amov_data $lno 1]
868         set min_asim_lno [_find_commit_bound $this @asim_data $lno -1]
869         set max_asim_lno [_find_commit_bound $this @asim_data $lno 1]
870
871         if {$min_asim_lno < $min_amov_lno} {
872                 set min_amov_lno $min_asim_lno
873         }
874
875         if {$max_asim_lno > $max_amov_lno} {
876                 set max_amov_lno $max_asim_lno
877         }
878
879         lappend original_options -L "$min_amov_lno,$max_amov_lno"
880
881         # Clear lines
882         for {set i $min_amov_lno} {$i <= $max_amov_lno} {incr i} {
883                 lset amov_data $i [list ]
884         }
885
886         # Start the back-end process
887         _exec_blame $this $w_amov @amov_data \
888                 $original_options \
889                 [mc "Running thorough copy detection..."]
890 }
891
892 method _click {cur_w pos} {
893         set lno [lindex [split [$cur_w index $pos] .] 0]
894         _showcommit $this $cur_w $lno
895 }
896
897 method _setencoding {enc} {
898         force_path_encoding $path $enc
899         _load $this [list \
900                 $highlight_column \
901                 $highlight_line \
902                 [lindex [$w_file xview] 0] \
903                 [lindex [$w_file yview] 0] \
904                 ]
905 }
906
907 method _load_commit {cur_w cur_d pos} {
908         upvar #0 $cur_d line_data
909         set lno [lindex [split [$cur_w index $pos] .] 0]
910         set dat [lindex $line_data $lno]
911         if {$dat ne {}} {
912                 _load_new_commit $this  \
913                         [lindex $dat 0] \
914                         [lindex $dat 1] \
915                         [list [lindex $dat 2]]
916         }
917 }
918
919 method _load_new_commit {new_commit new_path jump} {
920         lappend history [list \
921                 $commit $path \
922                 $highlight_column \
923                 $highlight_line \
924                 [lindex [$w_file xview] 0] \
925                 [lindex [$w_file yview] 0] \
926                 ]
927
928         set commit $new_commit
929         set path   $new_path
930         _load $this $jump
931 }
932
933 method _showcommit {cur_w lno} {
934         global repo_config
935         variable active_color
936
937         if {$highlight_commit ne {}} {
938                 foreach i $w_columns {
939                         $i tag conf g$highlight_commit -background {}
940                         $i tag lower g$highlight_commit
941                 }
942         }
943
944         if {$cur_w eq $w_asim} {
945                 set dat [lindex $asim_data $lno]
946                 set highlight_column $w_asim
947         } else {
948                 set dat [lindex $amov_data $lno]
949                 set highlight_column $w_amov
950         }
951
952         $w_cviewer conf -state normal
953         $w_cviewer delete 0.0 end
954
955         if {$dat eq {}} {
956                 set cmit {}
957                 $w_cviewer insert end [mc "Loading annotation..."] still_loading
958         } else {
959                 set cmit [lindex $dat 0]
960                 set file [lindex $dat 1]
961
962                 foreach i $w_columns {
963                         $i tag conf g$cmit -background $active_color
964                         $i tag raise g$cmit
965                         if {$i eq $w_file} {
966                                 $w_file tag raise found
967                         }
968                         $i tag raise sel
969                 }
970
971                 set author_name {}
972                 set author_email {}
973                 set author_time {}
974                 catch {set author_name $header($cmit,author)}
975                 catch {set author_email $header($cmit,author-mail)}
976                 catch {set author_time [format_date $header($cmit,author-time)]}
977
978                 set committer_name {}
979                 set committer_email {}
980                 set committer_time {}
981                 catch {set committer_name $header($cmit,committer)}
982                 catch {set committer_email $header($cmit,committer-mail)}
983                 catch {set committer_time [format_date $header($cmit,committer-time)]}
984
985                 if {[catch {set msg $header($cmit,message)}]} {
986                         set msg {}
987                         catch {
988                                 set fd [git_read cat-file commit $cmit]
989                                 fconfigure $fd -encoding binary -translation lf
990                                 # By default commits are assumed to be in utf-8
991                                 set enc utf-8
992                                 while {[gets $fd line] > 0} {
993                                         if {[string match {encoding *} $line]} {
994                                                 set enc [string tolower [string range $line 9 end]]
995                                         }
996                                 }
997                                 set msg [read $fd]
998                                 close $fd
999
1000                                 set enc [tcl_encoding $enc]
1001                                 if {$enc ne {}} {
1002                                         set msg [encoding convertfrom $enc $msg]
1003                                 }
1004                                 set msg [string trim $msg]
1005                         }
1006                         set header($cmit,message) $msg
1007                 }
1008
1009                 $w_cviewer insert end "commit $cmit\n" header_key
1010                 $w_cviewer insert end [strcat [mc "Author:"] "\t"] header_key
1011                 $w_cviewer insert end "$author_name $author_email" header_val
1012                 $w_cviewer insert end "  $author_time\n" header_val
1013
1014                 $w_cviewer insert end [strcat [mc "Committer:"] "\t"] header_key
1015                 $w_cviewer insert end "$committer_name $committer_email" header_val
1016                 $w_cviewer insert end "  $committer_time\n" header_val
1017
1018                 if {$file ne $path} {
1019                         $w_cviewer insert end [strcat [mc "Original File:"] "\t"] header_key
1020                         $w_cviewer insert end "[escape_path $file]\n" header_val
1021                 }
1022
1023                 $w_cviewer insert end "\n$msg"
1024         }
1025         $w_cviewer conf -state disabled
1026
1027         set highlight_line $lno
1028         set highlight_commit $cmit
1029
1030         if {[lsearch -exact $tooltip_commit $highlight_commit] != -1} {
1031                 _hide_tooltip $this
1032         }
1033 }
1034
1035 method _get_click_amov_info {} {
1036         set pos @$::cursorX,$::cursorY
1037         set lno [lindex [split [$::cursorW index $pos] .] 0]
1038         return [lindex $amov_data $lno]
1039 }
1040
1041 method _copycommit {} {
1042         set dat [_get_click_amov_info $this]
1043         if {$dat ne {}} {
1044                 clipboard clear
1045                 clipboard append \
1046                         -format STRING \
1047                         -type STRING \
1048                         -- [lindex $dat 0]
1049         }
1050 }
1051
1052 method _format_offset_date {base offset} {
1053         set exval [expr {$base + $offset*24*60*60}]
1054         return [clock format $exval -format {%Y-%m-%d}]
1055 }
1056
1057 method _gitkcommit {} {
1058         global nullid
1059
1060         set dat [_get_click_amov_info $this]
1061         if {$dat ne {}} {
1062                 set cmit [lindex $dat 0]
1063
1064                 # If the line belongs to the working copy, use HEAD instead
1065                 if {$cmit eq $nullid} {
1066                         if {[catch {set cmit [git rev-parse --verify HEAD]} err]} {
1067                                 error_popup [strcat [mc "Cannot find HEAD commit:"] "\n\n$err"]
1068                                 return;
1069                         }
1070                 }
1071
1072                 set radius [get_config gui.blamehistoryctx]
1073                 set cmdline [list --select-commit=$cmit]
1074
1075                 if {$radius > 0} {
1076                         set author_time {}
1077                         set committer_time {}
1078
1079                         catch {set author_time $header($cmit,author-time)}
1080                         catch {set committer_time $header($cmit,committer-time)}
1081
1082                         if {$committer_time eq {}} {
1083                                 set committer_time $author_time
1084                         }
1085
1086                         set after_time [_format_offset_date $this $committer_time [expr {-$radius}]]
1087                         set before_time [_format_offset_date $this $committer_time $radius]
1088
1089                         lappend cmdline --after=$after_time --before=$before_time
1090                 }
1091
1092                 lappend cmdline $cmit
1093
1094                 set base_rev "HEAD"
1095                 if {$commit ne {}} {
1096                         set base_rev $commit
1097                 }
1098
1099                 if {$base_rev ne $cmit} {
1100                         lappend cmdline $base_rev
1101                 }
1102
1103                 do_gitk $cmdline
1104         }
1105 }
1106
1107 method _blameparent {} {
1108         global nullid
1109
1110         set dat [_get_click_amov_info $this]
1111         if {$dat ne {}} {
1112                 set cmit [lindex $dat 0]
1113                 set new_path [lindex $dat 1]
1114
1115                 # Allow using Blame Parent on lines modified in the working copy
1116                 if {$cmit eq $nullid} {
1117                         set parent_ref "HEAD"
1118                 } else {
1119                         set parent_ref "$cmit^"
1120                 }
1121                 if {[catch {set cparent [git rev-parse --verify $parent_ref]} err]} {
1122                         error_popup [strcat [mc "Cannot find parent commit:"] "\n\n$err"]
1123                         return;
1124                 }
1125
1126                 _kill $this
1127
1128                 # Generate a diff between the commit and its parent,
1129                 # and use the hunks to update the line number.
1130                 # Request zero context to simplify calculations.
1131                 if {$cmit eq $nullid} {
1132                         set diffcmd [list diff-index --unified=0 $cparent -- $new_path]
1133                 } else {
1134                         set diffcmd [list diff-tree --unified=0 $cparent $cmit -- $new_path]
1135                 }
1136                 if {[catch {set fd [eval git_read $diffcmd]} err]} {
1137                         $status_operation stop [mc "Unable to display parent"]
1138                         error_popup [strcat [mc "Error loading diff:"] "\n\n$err"]
1139                         return
1140                 }
1141
1142                 set r_orig_line [lindex $dat 2]
1143
1144                 fconfigure $fd \
1145                         -blocking 0 \
1146                         -encoding binary \
1147                         -translation binary
1148                 fileevent $fd readable [cb _read_diff_load_commit \
1149                         $fd $cparent $new_path $r_orig_line]
1150                 set current_fd $fd
1151         }
1152 }
1153
1154 method _read_diff_load_commit {fd cparent new_path tline} {
1155         if {$fd ne $current_fd} {
1156                 catch {close $fd}
1157                 return
1158         }
1159
1160         while {[gets $fd line] >= 0} {
1161                 if {[regexp {^@@ -(\d+)(,(\d+))? \+(\d+)(,(\d+))? @@} $line line \
1162                         old_line osz old_size new_line nsz new_size]} {
1163
1164                         if {$osz eq {}} { set old_size 1 }
1165                         if {$nsz eq {}} { set new_size 1 }
1166
1167                         if {$new_line <= $tline} {
1168                                 if {[expr {$new_line + $new_size}] > $tline} {
1169                                         # Target line within the hunk
1170                                         set line_shift [expr {
1171                                                 ($new_size-$old_size)*($tline-$new_line)/$new_size
1172                                                 }]
1173                                 } else {
1174                                         set line_shift [expr {$new_size-$old_size}]
1175                                 }
1176
1177                                 set r_orig_line [expr {$r_orig_line - $line_shift}]
1178                         }
1179                 }
1180         }
1181
1182         if {[eof $fd]} {
1183                 close $fd
1184                 set current_fd {}
1185
1186                 _load_new_commit $this  \
1187                         $cparent        \
1188                         $new_path       \
1189                         [list $r_orig_line]
1190         }
1191 } ifdeleted { catch {close $fd} }
1192
1193 method _show_tooltip {cur_w pos} {
1194         if {$tooltip_wm ne {}} {
1195                 _open_tooltip $this $cur_w
1196         } elseif {$tooltip_timer eq {}} {
1197                 set tooltip_timer [after 1000 [cb _open_tooltip $cur_w]]
1198         }
1199 }
1200
1201 method _open_tooltip {cur_w} {
1202         set tooltip_timer {}
1203         set pos_x [winfo pointerx $cur_w]
1204         set pos_y [winfo pointery $cur_w]
1205         if {[winfo containing $pos_x $pos_y] ne $cur_w} {
1206                 _hide_tooltip $this
1207                 return
1208         }
1209
1210         if {$tooltip_wm ne "$cur_w.tooltip"} {
1211                 _hide_tooltip $this
1212
1213                 set tooltip_wm [toplevel $cur_w.tooltip -borderwidth 1]
1214                 catch {wm attributes $tooltip_wm -type tooltip}
1215                 wm overrideredirect $tooltip_wm 1
1216                 wm transient $tooltip_wm [winfo toplevel $cur_w]
1217                 set tooltip_t $tooltip_wm.label
1218                 text $tooltip_t \
1219                         -takefocus 0 \
1220                         -highlightthickness 0 \
1221                         -relief flat \
1222                         -borderwidth 0 \
1223                         -wrap none \
1224                         -background lightyellow \
1225                         -foreground black
1226                 $tooltip_t tag conf section_header -font font_uibold
1227                 pack $tooltip_t
1228         } else {
1229                 $tooltip_t conf -state normal
1230                 $tooltip_t delete 0.0 end
1231         }
1232
1233         set pos @[join [list \
1234                 [expr {$pos_x - [winfo rootx $cur_w]}] \
1235                 [expr {$pos_y - [winfo rooty $cur_w]}]] ,]
1236         set lno [lindex [split [$cur_w index $pos] .] 0]
1237         if {$cur_w eq $w_amov} {
1238                 set dat [lindex $amov_data $lno]
1239                 set org {}
1240         } else {
1241                 set dat [lindex $asim_data $lno]
1242                 set org [lindex $amov_data $lno]
1243         }
1244
1245         if {$dat eq {}} {
1246                 _hide_tooltip $this
1247                 return
1248         }
1249
1250         set cmit [lindex $dat 0]
1251         set tooltip_commit [list $cmit]
1252
1253         set author_name {}
1254         set summary     {}
1255         set author_time {}
1256         catch {set author_name $header($cmit,author)}
1257         catch {set summary     $header($cmit,summary)}
1258         catch {set author_time [format_date $header($cmit,author-time)]}
1259
1260         $tooltip_t insert end "commit $cmit\n"
1261         $tooltip_t insert end "$author_name  $author_time\n"
1262         $tooltip_t insert end "$summary"
1263
1264         if {$org ne {} && [lindex $org 0] ne $cmit} {
1265                 set save [$tooltip_t get 0.0 end]
1266                 $tooltip_t delete 0.0 end
1267
1268                 set cmit [lindex $org 0]
1269                 set file [lindex $org 1]
1270                 lappend tooltip_commit $cmit
1271
1272                 set author_name {}
1273                 set summary     {}
1274                 set author_time {}
1275                 catch {set author_name $header($cmit,author)}
1276                 catch {set summary     $header($cmit,summary)}
1277                 catch {set author_time [format_date $header($cmit,author-time)]}
1278
1279                 $tooltip_t insert end [strcat [mc "Originally By:"] "\n"] section_header
1280                 $tooltip_t insert end "commit $cmit\n"
1281                 $tooltip_t insert end "$author_name  $author_time\n"
1282                 $tooltip_t insert end "$summary\n"
1283
1284                 if {$file ne $path} {
1285                         $tooltip_t insert end [strcat [mc "In File:"] " "] section_header
1286                         $tooltip_t insert end "$file\n"
1287                 }
1288
1289                 $tooltip_t insert end "\n"
1290                 $tooltip_t insert end [strcat [mc "Copied Or Moved Here By:"] "\n"] section_header
1291                 $tooltip_t insert end $save
1292         }
1293
1294         $tooltip_t conf -state disabled
1295         _position_tooltip $this
1296
1297         # On MacOS raising a window causes it to acquire focus.
1298         # Tk 8.5 on MacOS seems to properly support wm transient,
1299         # so we can safely counter the effect there.
1300         if {$::have_tk85 && [is_MacOSX]} {
1301                 update
1302                 if {$w eq {}} {
1303                         raise .
1304                 } else {
1305                         raise $w
1306                 }
1307         }
1308 }
1309
1310 method _position_tooltip {} {
1311         set max_h [lindex [split [$tooltip_t index end] .] 0]
1312         set max_w 0
1313         for {set i 1} {$i <= $max_h} {incr i} {
1314                 set c [lindex [split [$tooltip_t index "$i.0 lineend"] .] 1]
1315                 if {$c > $max_w} {set max_w $c}
1316         }
1317         $tooltip_t conf -width $max_w -height $max_h
1318
1319         set req_w [winfo reqwidth  $tooltip_t]
1320         set req_h [winfo reqheight $tooltip_t]
1321         set pos_x [expr {[winfo pointerx .] +  5}]
1322         set pos_y [expr {[winfo pointery .] + 10}]
1323
1324         set g "${req_w}x${req_h}"
1325         if {[tk windowingsystem] eq "win32" || $pos_x >= 0} {append g +}
1326         append g $pos_x
1327         if {[tk windowingsystem] eq "win32" || $pos_y >= 0} {append g +}
1328         append g $pos_y
1329
1330         wm geometry $tooltip_wm $g
1331         if {![is_MacOSX]} {
1332                 raise $tooltip_wm
1333         }
1334 }
1335
1336 method _hide_tooltip {} {
1337         if {$tooltip_wm ne {}} {
1338                 destroy $tooltip_wm
1339                 set tooltip_wm {}
1340                 set tooltip_commit {}
1341         }
1342         if {$tooltip_timer ne {}} {
1343                 after cancel $tooltip_timer
1344                 set tooltip_timer {}
1345         }
1346 }
1347
1348 method _resize {new_height} {
1349         set diff [expr {$new_height - $old_height}]
1350         if {$diff == 0} return
1351
1352         set my [expr {[winfo height $w.file_pane] - 25}]
1353         set o [$w.file_pane sash coord 0]
1354         set ox [lindex $o 0]
1355         set oy [expr {[lindex $o 1] + $diff}]
1356         if {$oy < 0}   {set oy 0}
1357         if {$oy > $my} {set oy $my}
1358         $w.file_pane sash place 0 $ox $oy
1359
1360         set old_height $new_height
1361 }
1362
1363 method _show_finder {} {
1364         linebar::hide $gotoline
1365         searchbar::show $finder
1366 }
1367
1368 method _show_linebar {} {
1369         searchbar::hide $finder
1370         linebar::show $gotoline
1371 }
1372
1373 }