git-gui

   1 #!/bin/sh
   2 # Tcl ignores the next line -*- tcl -*- \
   3 exec wish "$0" -- "$@"
   4
   5 # Copyright (C) 2006 Shawn Pearce, Paul Mackerras.  All rights reserved.
   6 # This program is free software; it may be used, copied, modified
   7 # and distributed under the terms of the GNU General Public Licence,
   8 # either version 2, or (at your option) any later version.
   9
  10 set appname [lindex [file split $argv0] end]
  11 set gitdir {}
  12
  13 ######################################################################
  14 ##
  15 ## config
  16
  17 proc is_many_config {name} {
  18         switch -glob -- $name {
  19         remote.*.fetch -
  20         remote.*.push
  21                 {return 1}
  22         *
  23                 {return 0}
  24         }
  25 }
  26
  27 proc load_config {include_global} {
  28         global repo_config global_config default_config
  29
  30         array unset global_config
  31         if {$include_global} {
  32                 catch {
  33                         set fd_rc [open "| git repo-config --global --list" r]
  34                         while {[gets $fd_rc line] >= 0} {
  35                                 if {[regexp {^([^=]+)=(.*)$} $line line name value]} {
  36                                         if {[is_many_config $name]} {
  37                                                 lappend global_config($name) $value
  38                                         } else {
  39                                                 set global_config($name) $value
  40                                         }
  41                                 }
  42                         }
  43                         close $fd_rc
  44                 }
  45         }
  46
  47         array unset repo_config
  48         catch {
  49                 set fd_rc [open "| git repo-config --list" r]
  50                 while {[gets $fd_rc line] >= 0} {
  51                         if {[regexp {^([^=]+)=(.*)$} $line line name value]} {
  52                                 if {[is_many_config $name]} {
  53                                         lappend repo_config($name) $value
  54                                 } else {
  55                                         set repo_config($name) $value
  56                                 }
  57                         }
  58                 }
  59                 close $fd_rc
  60         }
  61
  62         foreach name [array names default_config] {
  63                 if {[catch {set v $global_config($name)}]} {
  64                         set global_config($name) $default_config($name)
  65                 }
  66                 if {[catch {set v $repo_config($name)}]} {
  67                         set repo_config($name) $default_config($name)
  68                 }
  69         }
  70 }
  71
  72 proc save_config {} {
  73         global default_config font_descs
  74         global repo_config global_config
  75         global repo_config_new global_config_new
  76
  77         foreach option $font_descs {
  78                 set name [lindex $option 0]
  79                 set font [lindex $option 1]
  80                 font configure $font \
  81                         -family $global_config_new(gui.$font^^family) \
  82                         -size $global_config_new(gui.$font^^size)
  83                 font configure ${font}bold \
  84                         -family $global_config_new(gui.$font^^family) \
  85                         -size $global_config_new(gui.$font^^size)
  86                 set global_config_new(gui.$name) [font configure $font]
  87                 unset global_config_new(gui.$font^^family)
  88                 unset global_config_new(gui.$font^^size)
  89         }
  90
  91         foreach name [array names default_config] {
  92                 set value $global_config_new($name)
  93                 if {$value ne $global_config($name)} {
  94                         if {$value eq $default_config($name)} {
  95                                 catch {exec git repo-config --global --unset $name}
  96                         } else {
  97                                 regsub -all "\[{}\]" $value {"} value
  98                                 exec git repo-config --global $name $value
  99                         }
 100                         set global_config($name) $value
 101                         if {$value eq $repo_config($name)} {
 102                                 catch {exec git repo-config --unset $name}
 103                                 set repo_config($name) $value
 104                         }
 105                 }
 106         }
 107
 108         foreach name [array names default_config] {
 109                 set value $repo_config_new($name)
 110                 if {$value ne $repo_config($name)} {
 111                         if {$value eq $global_config($name)} {
 112                                 catch {exec git repo-config --unset $name}
 113                         } else {
 114                                 regsub -all "\[{}\]" $value {"} value
 115                                 exec git repo-config $name $value
 116                         }
 117                         set repo_config($name) $value
 118                 }
 119         }
 120 }
 121
 122 proc error_popup {msg} {
 123         global gitdir appname
 124
 125         set title $appname
 126         if {$gitdir ne {}} {
 127                 append title { (}
 128                 append title [lindex \
 129                         [file split [file normalize [file dirname $gitdir]]] \
 130                         end]
 131                 append title {)}
 132         }
 133         tk_messageBox \
 134                 -parent . \
 135                 -icon error \
 136                 -type ok \
 137                 -title "$title: error" \
 138                 -message $msg
 139 }
 140
 141 proc info_popup {msg} {
 142         global gitdir appname
 143
 144         set title $appname
 145         if {$gitdir ne {}} {
 146                 append title { (}
 147                 append title [lindex \
 148                         [file split [file normalize [file dirname $gitdir]]] \
 149                         end]
 150                 append title {)}
 151         }
 152         tk_messageBox \
 153                 -parent . \
 154                 -icon error \
 155                 -type ok \
 156                 -title $title \
 157                 -message $msg
 158 }
 159
 160 ######################################################################
 161 ##
 162 ## repository setup
 163
 164 if {   [catch {set cdup [exec git rev-parse --show-cdup]} err]
 165         || [catch {set gitdir [exec git rev-parse --git-dir]} err]} {
 166         catch {wm withdraw .}
 167         error_popup "Cannot find the git directory:\n\n$err"
 168         exit 1
 169 }
 170 if {$cdup ne ""} {
 171         cd $cdup
 172 }
 173 unset cdup
 174
 175 set single_commit 0
 176 if {$appname eq {git-citool}} {
 177         set single_commit 1
 178 }
 179
 180 ######################################################################
 181 ##
 182 ## task management
 183
 184 set status_active 0
 185 set diff_active 0
 186
 187 set disable_on_lock [list]
 188 set index_lock_type none
 189
 190 set HEAD {}
 191 set PARENT {}
 192 set commit_type {}
 193
 194 proc lock_index {type} {
 195         global index_lock_type disable_on_lock
 196
 197         if {$index_lock_type eq {none}} {
 198                 set index_lock_type $type
 199                 foreach w $disable_on_lock {
 200                         uplevel #0 $w disabled
 201                 }
 202                 return 1
 203         } elseif {$index_lock_type eq {begin-update} && $type eq {update}} {
 204                 set index_lock_type $type
 205                 return 1
 206         }
 207         return 0
 208 }
 209
 210 proc unlock_index {} {
 211         global index_lock_type disable_on_lock
 212
 213         set index_lock_type none
 214         foreach w $disable_on_lock {
 215                 uplevel #0 $w normal
 216         }
 217 }
 218
 219 ######################################################################
 220 ##
 221 ## status
 222
 223 proc repository_state {hdvar ctvar} {
 224         global gitdir
 225         upvar $hdvar hd $ctvar ct
 226
 227         if {[catch {set hd [exec git rev-parse --verify HEAD]}]} {
 228                 set ct initial
 229         } elseif {[file exists [file join $gitdir MERGE_HEAD]]} {
 230                 set ct merge
 231         } else {
 232                 set ct normal
 233         }
 234 }
 235
 236 proc update_status {{final Ready.}} {
 237         global HEAD PARENT commit_type
 238         global ui_index ui_other ui_status_value ui_comm
 239         global status_active file_states
 240         global repo_config
 241
 242         if {$status_active || ![lock_index read]} return
 243
 244         repository_state new_HEAD new_type
 245         if {$commit_type eq {amend}
 246                 && $new_type eq {normal}
 247                 && $new_HEAD eq $HEAD} {
 248         } else {
 249                 set HEAD $new_HEAD
 250                 set PARENT $new_HEAD
 251                 set commit_type $new_type
 252         }
 253
 254         array unset file_states
 255
 256         if {![$ui_comm edit modified]
 257                 || [string trim [$ui_comm get 0.0 end]] eq {}} {
 258                 if {[load_message GITGUI_MSG]} {
 259                 } elseif {[load_message MERGE_MSG]} {
 260                 } elseif {[load_message SQUASH_MSG]} {
 261                 }
 262                 $ui_comm edit modified false
 263                 $ui_comm edit reset
 264         }
 265
 266         if {$repo_config(gui.trustmtime) eq {true}} {
 267                 update_status_stage2 {} $final
 268         } else {
 269                 set status_active 1
 270                 set ui_status_value {Refreshing file status...}
 271                 set cmd [list git update-index]
 272                 lappend cmd -q
 273                 lappend cmd --unmerged
 274                 lappend cmd --ignore-missing
 275                 lappend cmd --refresh
 276                 set fd_rf [open "| $cmd" r]
 277                 fconfigure $fd_rf -blocking 0 -translation binary
 278                 fileevent $fd_rf readable \
 279                         [list update_status_stage2 $fd_rf $final]
 280         }
 281 }
 282
 283 proc update_status_stage2 {fd final} {
 284         global gitdir PARENT commit_type
 285         global ui_index ui_other ui_status_value ui_comm
 286         global status_active
 287         global buf_rdi buf_rdf buf_rlo
 288
 289         if {$fd ne {}} {
 290                 read $fd
 291                 if {![eof $fd]} return
 292                 close $fd
 293         }
 294
 295         set ls_others [list | git ls-files --others -z \
 296                 --exclude-per-directory=.gitignore]
 297         set info_exclude [file join $gitdir info exclude]
 298         if {[file readable $info_exclude]} {
 299                 lappend ls_others "--exclude-from=$info_exclude"
 300         }
 301
 302         set buf_rdi {}
 303         set buf_rdf {}
 304         set buf_rlo {}
 305
 306         set status_active 3
 307         set ui_status_value {Scanning for modified files ...}
 308         set fd_di [open "| git diff-index --cached -z $PARENT" r]
 309         set fd_df [open "| git diff-files -z" r]
 310         set fd_lo [open $ls_others r]
 311
 312         fconfigure $fd_di -blocking 0 -translation binary
 313         fconfigure $fd_df -blocking 0 -translation binary
 314         fconfigure $fd_lo -blocking 0 -translation binary
 315         fileevent $fd_di readable [list read_diff_index $fd_di $final]
 316         fileevent $fd_df readable [list read_diff_files $fd_df $final]
 317         fileevent $fd_lo readable [list read_ls_others $fd_lo $final]
 318 }
 319
 320 proc load_message {file} {
 321         global gitdir ui_comm
 322
 323         set f [file join $gitdir $file]
 324         if {[file isfile $f]} {
 325                 if {[catch {set fd [open $f r]}]} {
 326                         return 0
 327                 }
 328                 set content [string trim [read $fd]]
 329                 close $fd
 330                 $ui_comm delete 0.0 end
 331                 $ui_comm insert end $content
 332                 return 1
 333         }
 334         return 0
 335 }
 336
 337 proc read_diff_index {fd final} {
 338         global buf_rdi
 339
 340         append buf_rdi [read $fd]
 341         set c 0
 342         set n [string length $buf_rdi]
 343         while {$c < $n} {
 344                 set z1 [string first "\0" $buf_rdi $c]
 345                 if {$z1 == -1} break
 346                 incr z1
 347                 set z2 [string first "\0" $buf_rdi $z1]
 348                 if {$z2 == -1} break
 349
 350                 set c $z2
 351                 incr z2 -1
 352                 display_file \
 353                         [string range $buf_rdi $z1 $z2] \
 354                         [string index $buf_rdi [expr $z1 - 2]]_
 355                 incr c
 356         }
 357         if {$c < $n} {
 358                 set buf_rdi [string range $buf_rdi $c end]
 359         } else {
 360                 set buf_rdi {}
 361         }
 362
 363         status_eof $fd buf_rdi $final
 364 }
 365
 366 proc read_diff_files {fd final} {
 367         global buf_rdf
 368
 369         append buf_rdf [read $fd]
 370         set c 0
 371         set n [string length $buf_rdf]
 372         while {$c < $n} {
 373                 set z1 [string first "\0" $buf_rdf $c]
 374                 if {$z1 == -1} break
 375                 incr z1
 376                 set z2 [string first "\0" $buf_rdf $z1]
 377                 if {$z2 == -1} break
 378
 379                 set c $z2
 380                 incr z2 -1
 381                 display_file \
 382                         [string range $buf_rdf $z1 $z2] \
 383                         _[string index $buf_rdf [expr $z1 - 2]]
 384                 incr c
 385         }
 386         if {$c < $n} {
 387                 set buf_rdf [string range $buf_rdf $c end]
 388         } else {
 389                 set buf_rdf {}
 390         }
 391
 392         status_eof $fd buf_rdf $final
 393 }
 394
 395 proc read_ls_others {fd final} {
 396         global buf_rlo
 397
 398         append buf_rlo [read $fd]
 399         set pck [split $buf_rlo "\0"]
 400         set buf_rlo [lindex $pck end]
 401         foreach p [lrange $pck 0 end-1] {
 402                 display_file $p _O
 403         }
 404         status_eof $fd buf_rlo $final
 405 }
 406
 407 proc status_eof {fd buf final} {
 408         global status_active ui_status_value
 409         upvar $buf to_clear
 410
 411         if {[eof $fd]} {
 412                 set to_clear {}
 413                 close $fd
 414
 415                 if {[incr status_active -1] == 0} {
 416                         display_all_files
 417                         unlock_index
 418                         reshow_diff
 419                         set ui_status_value $final
 420                 }
 421         }
 422 }
 423
 424 ######################################################################
 425 ##
 426 ## diff
 427
 428 proc clear_diff {} {
 429         global ui_diff ui_fname_value ui_fstatus_value ui_index ui_other
 430
 431         $ui_diff conf -state normal
 432         $ui_diff delete 0.0 end
 433         $ui_diff conf -state disabled
 434
 435         set ui_fname_value {}
 436         set ui_fstatus_value {}
 437
 438         $ui_index tag remove in_diff 0.0 end
 439         $ui_other tag remove in_diff 0.0 end
 440 }
 441
 442 proc reshow_diff {} {
 443         global ui_fname_value ui_status_value file_states
 444
 445         if {$ui_fname_value eq {}
 446                 || [catch {set s $file_states($ui_fname_value)}]} {
 447                 clear_diff
 448         } else {
 449                 show_diff $ui_fname_value
 450         }
 451 }
 452
 453 proc handle_empty_diff {} {
 454         global ui_fname_value file_states file_lists
 455
 456         set path $ui_fname_value
 457         set s $file_states($path)
 458         if {[lindex $s 0] ne {_M}} return
 459
 460         info_popup "No differences detected.
 461
 462 [short_path $path] has no changes.
 463
 464 The modification date of this file was updated by another
 465 application and you currently have the Trust File Modification
 466 Timestamps option enabled, so Git did not automatically detect
 467 that there are no content differences in this file.
 468
 469 This file will now be removed from the modified files list, to
 470 prevent possible confusion.
 471 "
 472         if {[catch {exec git update-index -- $path} err]} {
 473                 error_popup "Failed to refresh index:\n\n$err"
 474         }
 475
 476         clear_diff
 477         set old_w [mapcol [lindex $file_states($path) 0] $path]
 478         set lno [lsearch -sorted $file_lists($old_w) $path]
 479         if {$lno >= 0} {
 480                 set file_lists($old_w) \
 481                         [lreplace $file_lists($old_w) $lno $lno]
 482                 incr lno
 483                 $old_w conf -state normal
 484                 $old_w delete $lno.0 [expr $lno + 1].0
 485                 $old_w conf -state disabled
 486         }
 487 }
 488
 489 proc show_diff {path {w {}} {lno {}}} {
 490         global file_states file_lists
 491         global PARENT diff_3way diff_active repo_config
 492         global ui_diff ui_fname_value ui_fstatus_value ui_status_value
 493
 494         if {$diff_active || ![lock_index read]} return
 495
 496         clear_diff
 497         if {$w eq {} || $lno == {}} {
 498                 foreach w [array names file_lists] {
 499                         set lno [lsearch -sorted $file_lists($w) $path]
 500                         if {$lno >= 0} {
 501                                 incr lno
 502                                 break
 503                         }
 504                 }
 505         }
 506         if {$w ne {} && $lno >= 1} {
 507                 $w tag add in_diff $lno.0 [expr $lno + 1].0
 508         }
 509
 510         set s $file_states($path)
 511         set m [lindex $s 0]
 512         set diff_3way 0
 513         set diff_active 1
 514         set ui_fname_value $path
 515         set ui_fstatus_value [mapdesc $m $path]
 516         set ui_status_value "Loading diff of [escape_path $path]..."
 517
 518         set cmd [list | git diff-index]
 519         lappend cmd --no-color
 520         if {$repo_config(gui.diffcontext) > 0} {
 521                 lappend cmd "-U$repo_config(gui.diffcontext)"
 522         }
 523         lappend cmd -p
 524
 525         switch $m {
 526         MM {
 527                 lappend cmd -c
 528         }
 529         _O {
 530                 if {[catch {
 531                                 set fd [open $path r]
 532                                 set content [read $fd]
 533                                 close $fd
 534                         } err ]} {
 535                         set diff_active 0
 536                         unlock_index
 537                         set ui_status_value "Unable to display [escape_path $path]"
 538                         error_popup "Error loading file:\n\n$err"
 539                         return
 540                 }
 541                 $ui_diff conf -state normal
 542                 $ui_diff insert end $content
 543                 $ui_diff conf -state disabled
 544                 set diff_active 0
 545                 unlock_index
 546                 set ui_status_value {Ready.}
 547                 return
 548         }
 549         }
 550
 551         lappend cmd $PARENT
 552         lappend cmd --
 553         lappend cmd $path
 554
 555         if {[catch {set fd [open $cmd r]} err]} {
 556                 set diff_active 0
 557                 unlock_index
 558                 set ui_status_value "Unable to display [escape_path $path]"
 559                 error_popup "Error loading diff:\n\n$err"
 560                 return
 561         }
 562
 563         fconfigure $fd -blocking 0 -translation auto
 564         fileevent $fd readable [list read_diff $fd]
 565 }
 566
 567 proc read_diff {fd} {
 568         global ui_diff ui_status_value diff_3way diff_active
 569         global repo_config
 570
 571         while {[gets $fd line] >= 0} {
 572                 if {[string match {diff --git *} $line]} continue
 573                 if {[string match {diff --combined *} $line]} continue
 574                 if {[string match {--- *} $line]} continue
 575                 if {[string match {+++ *} $line]} continue
 576                 if {[string match index* $line]} {
 577                         if {[string first , $line] >= 0} {
 578                                 set diff_3way 1
 579                         }
 580                 }
 581
 582                 $ui_diff conf -state normal
 583                 if {!$diff_3way} {
 584                         set x [string index $line 0]
 585                         switch -- $x {
 586                         "@" {set tags da}
 587                         "+" {set tags dp}
 588                         "-" {set tags dm}
 589                         default {set tags {}}
 590                         }
 591                 } else {
 592                         set x [string range $line 0 1]
 593                         switch -- $x {
 594                         default {set tags {}}
 595                         "@@" {set tags da}
 596                         "++" {set tags dp; set x " +"}
 597                         " +" {set tags {di bold}; set x "++"}
 598                         "+ " {set tags dni; set x "-+"}
 599                         "--" {set tags dm; set x " -"}
 600                         " -" {set tags {dm bold}; set x "--"}
 601                         "- " {set tags di; set x "+-"}
 602                         default {set tags {}}
 603                         }
 604                         set line [string replace $line 0 1 $x]
 605                 }
 606                 $ui_diff insert end $line $tags
 607                 $ui_diff insert end "\n"
 608                 $ui_diff conf -state disabled
 609         }
 610
 611         if {[eof $fd]} {
 612                 close $fd
 613                 set diff_active 0
 614                 unlock_index
 615                 set ui_status_value {Ready.}
 616
 617                 if {$repo_config(gui.trustmtime) eq {true}
 618                         && [$ui_diff index end] eq {2.0}} {
 619                         handle_empty_diff
 620                 }
 621         }
 622 }
 623
 624 ######################################################################
 625 ##
 626 ## commit
 627
 628 proc load_last_commit {} {
 629         global HEAD PARENT commit_type ui_comm
 630
 631         if {$commit_type eq {amend}} return
 632         if {$commit_type ne {normal}} {
 633                 error_popup "Can't amend a $commit_type commit."
 634                 return
 635         }
 636
 637         set msg {}
 638         set parent {}
 639         set parent_count 0
 640         if {[catch {
 641                         set fd [open "| git cat-file commit $HEAD" r]
 642                         while {[gets $fd line] > 0} {
 643                                 if {[string match {parent *} $line]} {
 644                                         set parent [string range $line 7 end]
 645                                         incr parent_count
 646                                 }
 647                         }
 648                         set msg [string trim [read $fd]]
 649                         close $fd
 650                 } err]} {
 651                 error_popup "Error loading commit data for amend:\n\n$err"
 652                 return
 653         }
 654
 655         if {$parent_count == 0} {
 656                 set commit_type amend
 657                 set HEAD {}
 658                 set PARENT {}
 659                 update_status
 660         } elseif {$parent_count == 1} {
 661                 set commit_type amend
 662                 set PARENT $parent
 663                 $ui_comm delete 0.0 end
 664                 $ui_comm insert end $msg
 665                 $ui_comm edit modified false
 666                 $ui_comm edit reset
 667                 update_status
 668         } else {
 669                 error_popup {You can't amend a merge commit.}
 670                 return
 671         }
 672 }
 673
 674 proc commit_tree {} {
 675         global tcl_platform HEAD gitdir commit_type file_states
 676         global pch_error
 677         global ui_status_value ui_comm
 678
 679         if {![lock_index update]} return
 680
 681         # -- Our in memory state should match the repository.
 682         #
 683         repository_state curHEAD cur_type
 684         if {$commit_type eq {amend}
 685                 && $cur_type eq {normal}
 686                 && $curHEAD eq $HEAD} {
 687         } elseif {$commit_type ne $cur_type || $HEAD ne $curHEAD} {
 688                 error_popup {Last scanned state does not match repository state.
 689
 690 Its highly likely that another Git program modified the
 691 repository since our last scan.  A rescan is required
 692 before committing.
 693 }
 694                 unlock_index
 695                 update_status
 696                 return
 697         }
 698
 699         # -- At least one file should differ in the index.
 700         #
 701         set files_ready 0
 702         foreach path [array names file_states] {
 703                 set s $file_states($path)
 704                 switch -glob -- [lindex $s 0] {
 705                 _? {continue}
 706                 A? -
 707                 D? -
 708                 M? {set files_ready 1; break}
 709                 U? {
 710                         error_popup "Unmerged files cannot be committed.
 711
 712 File [short_path $path] has merge conflicts.
 713 You must resolve them and include the file before committing.
 714 "
 715                         unlock_index
 716                         return
 717                 }
 718                 default {
 719                         error_popup "Unknown file state [lindex $s 0] detected.
 720
 721 File [short_path $path] cannot be committed by this program.
 722 "
 723                 }
 724                 }
 725         }
 726         if {!$files_ready} {
 727                 error_popup {No included files to commit.
 728
 729 You must include at least 1 file before you can commit.
 730 }
 731                 unlock_index
 732                 return
 733         }
 734
 735         # -- A message is required.
 736         #
 737         set msg [string trim [$ui_comm get 1.0 end]]
 738         if {$msg eq {}} {
 739                 error_popup {Please supply a commit message.
 740
 741 A good commit message has the following format:
 742
 743 - First line: Describe in one sentance what you did.
 744 - Second line: Blank
 745 - Remaining lines: Describe why this change is good.
 746 }
 747                 unlock_index
 748                 return
 749         }
 750
 751         # -- Ask the pre-commit hook for the go-ahead.
 752         #
 753         set pchook [file join $gitdir hooks pre-commit]
 754         if {$tcl_platform(platform) eq {windows} && [file isfile $pchook]} {
 755                 set pchook [list sh -c [concat \
 756                         "if test -x \"$pchook\";" \
 757                         "then exec \"$pchook\" 2>&1;" \
 758                         "fi"]]
 759         } elseif {[file executable $pchook]} {
 760                 set pchook [list $pchook |& cat]
 761         } else {
 762                 set pchook {}
 763         }
 764         if {$pchook ne {}} {
 765                 set ui_status_value {Calling pre-commit hook...}
 766                 set pch_error {}
 767                 set fd_ph [open "| $pchook" r]
 768                 fconfigure $fd_ph -blocking 0 -translation binary
 769                 fileevent $fd_ph readable \
 770                         [list commit_stage1 $fd_ph $curHEAD $msg]
 771         } else {
 772                 commit_stage2 $curHEAD $msg
 773         }
 774 }
 775
 776 proc commit_stage1 {fd_ph curHEAD msg} {
 777         global pch_error ui_status_value
 778
 779         append pch_error [read $fd_ph]
 780         fconfigure $fd_ph -blocking 1
 781         if {[eof $fd_ph]} {
 782                 if {[catch {close $fd_ph}]} {
 783                         set ui_status_value {Commit declined by pre-commit hook.}
 784                         hook_failed_popup pre-commit $pch_error
 785                         unlock_index
 786                 } else {
 787                         commit_stage2 $curHEAD $msg
 788                 }
 789                 set pch_error {}
 790         } else {
 791                 fconfigure $fd_ph -blocking 0
 792         }
 793 }
 794
 795 proc commit_stage2 {curHEAD msg} {
 796         global ui_status_value
 797
 798         # -- Write the tree in the background.
 799         #
 800         set ui_status_value {Committing changes...}
 801         set fd_wt [open "| git write-tree" r]
 802         fileevent $fd_wt readable [list commit_stage3 $fd_wt $curHEAD $msg]
 803 }
 804
 805 proc commit_stage3 {fd_wt curHEAD msg} {
 806         global single_commit gitdir HEAD PARENT commit_type tcl_platform
 807         global ui_status_value ui_comm
 808         global file_states
 809
 810         gets $fd_wt tree_id
 811         if {$tree_id eq {} || [catch {close $fd_wt} err]} {
 812                 error_popup "write-tree failed:\n\n$err"
 813                 set ui_status_value {Commit failed.}
 814                 unlock_index
 815                 return
 816         }
 817
 818         # -- Create the commit.
 819         #
 820         set cmd [list git commit-tree $tree_id]
 821         if {$PARENT ne {}} {
 822                 lappend cmd -p $PARENT
 823         }
 824         if {$commit_type eq {merge}} {
 825                 if {[catch {
 826                                 set fd_mh [open [file join $gitdir MERGE_HEAD] r]
 827                                 while {[gets $fd_mh merge_head] >= 0} {
 828                                         lappend cmd -p $merge_head
 829                                 }
 830                                 close $fd_mh
 831                         } err]} {
 832                         error_popup "Loading MERGE_HEAD failed:\n\n$err"
 833                         set ui_status_value {Commit failed.}
 834                         unlock_index
 835                         return
 836                 }
 837         }
 838         if {$PARENT eq {}} {
 839                 # git commit-tree writes to stderr during initial commit.
 840                 lappend cmd 2>/dev/null
 841         }
 842         lappend cmd << $msg
 843         if {[catch {set cmt_id [eval exec $cmd]} err]} {
 844                 error_popup "commit-tree failed:\n\n$err"
 845                 set ui_status_value {Commit failed.}
 846                 unlock_index
 847                 return
 848         }
 849
 850         # -- Update the HEAD ref.
 851         #
 852         set reflogm commit
 853         if {$commit_type ne {normal}} {
 854                 append reflogm " ($commit_type)"
 855         }
 856         set i [string first "\n" $msg]
 857         if {$i >= 0} {
 858                 append reflogm {: } [string range $msg 0 [expr $i - 1]]
 859         } else {
 860                 append reflogm {: } $msg
 861         }
 862         set cmd [list git update-ref -m $reflogm HEAD $cmt_id $curHEAD]
 863         if {[catch {eval exec $cmd} err]} {
 864                 error_popup "update-ref failed:\n\n$err"
 865                 set ui_status_value {Commit failed.}
 866                 unlock_index
 867                 return
 868         }
 869
 870         # -- Cleanup after ourselves.
 871         #
 872         catch {file delete [file join $gitdir MERGE_HEAD]}
 873         catch {file delete [file join $gitdir MERGE_MSG]}
 874         catch {file delete [file join $gitdir SQUASH_MSG]}
 875         catch {file delete [file join $gitdir GITGUI_MSG]}
 876
 877         # -- Let rerere do its thing.
 878         #
 879         if {[file isdirectory [file join $gitdir rr-cache]]} {
 880                 catch {exec git rerere}
 881         }
 882
 883         # -- Run the post-commit hook.
 884         #
 885         set pchook [file join $gitdir hooks post-commit]
 886         if {$tcl_platform(platform) eq {windows} && [file isfile $pchook]} {
 887                 set pchook [list sh -c [concat \
 888                         "if test -x \"$pchook\";" \
 889                         "then exec \"$pchook\";" \
 890                         "fi"]]
 891         } elseif {![file executable $pchook]} {
 892                 set pchook {}
 893         }
 894         if {$pchook ne {}} {
 895                 catch {exec $pchook &}
 896         }
 897
 898         $ui_comm delete 0.0 end
 899         $ui_comm edit modified false
 900         $ui_comm edit reset
 901
 902         if {$single_commit} do_quit
 903
 904         # -- Update status without invoking any git commands.
 905         #
 906         set commit_type normal
 907         set HEAD $cmt_id
 908         set PARENT $cmt_id
 909
 910         foreach path [array names file_states] {
 911                 set s $file_states($path)
 912                 set m [lindex $s 0]
 913                 switch -glob -- $m {
 914                 A? -
 915                 M? -
 916                 D? {set m _[string index $m 1]}
 917                 }
 918
 919                 if {$m eq {__}} {
 920                         unset file_states($path)
 921                 } else {
 922                         lset file_states($path) 0 $m
 923                 }
 924         }
 925
 926         display_all_files
 927         unlock_index
 928         reshow_diff
 929         set ui_status_value \
 930                 "Changes committed as [string range $cmt_id 0 7]."
 931 }
 932
 933 ######################################################################
 934 ##
 935 ## fetch pull push
 936
 937 proc fetch_from {remote} {
 938         set w [new_console "fetch $remote" \
 939                 "Fetching new changes from $remote"]
 940         set cmd [list git fetch]
 941         lappend cmd $remote
 942         console_exec $w $cmd
 943 }
 944
 945 proc pull_remote {remote branch} {
 946         global HEAD commit_type file_states repo_config
 947
 948         if {![lock_index update]} return
 949
 950         # -- Our in memory state should match the repository.
 951         #
 952         repository_state curHEAD cur_type
 953         if {$commit_type ne $cur_type || $HEAD ne $curHEAD} {
 954                 error_popup {Last scanned state does not match repository state.
 955
 956 Its highly likely that another Git program modified the
 957 repository since our last scan.  A rescan is required
 958 before a pull can be started.
 959 }
 960                 unlock_index
 961                 update_status
 962                 return
 963         }
 964
 965         # -- No differences should exist before a pull.
 966         #
 967         if {[array size file_states] != 0} {
 968                 error_popup {Uncommitted but modified files are present.
 969
 970 You should not perform a pull with unmodified files in your working
 971 directory as Git would be unable to recover from an incorrect merge.
 972
 973 Commit or throw away all changes before starting a pull operation.
 974 }
 975                 unlock_index
 976                 return
 977         }
 978
 979         set w [new_console "pull $remote $branch" \
 980                 "Pulling new changes from branch $branch in $remote"]
 981         set cmd [list git pull]
 982         if {$repo_config(gui.pullsummary) eq {false}} {
 983                 lappend cmd --no-summary
 984         }
 985         lappend cmd $remote
 986         lappend cmd $branch
 987         console_exec $w $cmd [list post_pull_remote $remote $branch]
 988 }
 989
 990 proc post_pull_remote {remote branch success} {
 991         global HEAD PARENT commit_type
 992         global ui_status_value
 993
 994         unlock_index
 995         if {$success} {
 996                 repository_state HEAD commit_type
 997                 set PARENT $HEAD
 998                 set $ui_status_value {Ready.}
 999         } else {
1000                 update_status \
1001                         "Conflicts detected while pulling $branch from $remote."
1002         }
1003 }
1004
1005 proc push_to {remote} {
1006         set w [new_console "push $remote" \
1007                 "Pushing changes to $remote"]
1008         set cmd [list git push]
1009         lappend cmd $remote
1010         console_exec $w $cmd
1011 }
1012
1013 ######################################################################
1014 ##
1015 ## ui helpers
1016
1017 proc mapcol {state path} {
1018         global all_cols ui_other
1019
1020         if {[catch {set r $all_cols($state)}]} {
1021                 puts "error: no column for state={$state} $path"
1022                 return $ui_other
1023         }
1024         return $r
1025 }
1026
1027 proc mapicon {state path} {
1028         global all_icons
1029
1030         if {[catch {set r $all_icons($state)}]} {
1031                 puts "error: no icon for state={$state} $path"
1032                 return file_plain
1033         }
1034         return $r
1035 }
1036
1037 proc mapdesc {state path} {
1038         global all_descs
1039
1040         if {[catch {set r $all_descs($state)}]} {
1041                 puts "error: no desc for state={$state} $path"
1042                 return $state
1043         }
1044         return $r
1045 }
1046
1047 proc escape_path {path} {
1048         regsub -all "\n" $path "\\n" path
1049         return $path
1050 }
1051
1052 proc short_path {path} {
1053         return [escape_path [lindex [file split $path] end]]
1054 }
1055
1056 set next_icon_id 0
1057
1058 proc merge_state {path new_state} {
1059         global file_states next_icon_id
1060
1061         set s0 [string index $new_state 0]
1062         set s1 [string index $new_state 1]
1063
1064         if {[catch {set info $file_states($path)}]} {
1065                 set state __
1066                 set icon n[incr next_icon_id]
1067         } else {
1068                 set state [lindex $info 0]
1069                 set icon [lindex $info 1]
1070         }
1071
1072         if {$s0 eq {_}} {
1073                 set s0 [string index $state 0]
1074         } elseif {$s0 eq {*}} {
1075                 set s0 _
1076         }
1077
1078         if {$s1 eq {_}} {
1079                 set s1 [string index $state 1]
1080         } elseif {$s1 eq {*}} {
1081                 set s1 _
1082         }
1083
1084         set file_states($path) [list $s0$s1 $icon]
1085         return $state
1086 }
1087
1088 proc display_file {path state} {
1089         global file_states file_lists status_active
1090
1091         set old_m [merge_state $path $state]
1092         if {$status_active} return
1093
1094         set s $file_states($path)
1095         set new_m [lindex $s 0]
1096         set new_w [mapcol $new_m $path]
1097         set old_w [mapcol $old_m $path]
1098         set new_icon [mapicon $new_m $path]
1099
1100         if {$new_w ne $old_w} {
1101                 set lno [lsearch -sorted $file_lists($old_w) $path]
1102                 if {$lno >= 0} {
1103                         incr lno
1104                         $old_w conf -state normal
1105                         $old_w delete $lno.0 [expr $lno + 1].0
1106                         $old_w conf -state disabled
1107                 }
1108
1109                 lappend file_lists($new_w) $path
1110                 set file_lists($new_w) [lsort $file_lists($new_w)]
1111                 set lno [lsearch -sorted $file_lists($new_w) $path]
1112                 incr lno
1113                 $new_w conf -state normal
1114                 $new_w image create $lno.0 \
1115                         -align center -padx 5 -pady 1 \
1116                         -name [lindex $s 1] \
1117                         -image $new_icon
1118                 $new_w insert $lno.1 "[escape_path $path]\n"
1119                 $new_w conf -state disabled
1120         } elseif {$new_icon ne [mapicon $old_m $path]} {
1121                 $new_w conf -state normal
1122                 $new_w image conf [lindex $s 1] -image $new_icon
1123                 $new_w conf -state disabled
1124         }
1125 }
1126
1127 proc display_all_files {} {
1128         global ui_index ui_other file_states file_lists
1129
1130         $ui_index conf -state normal
1131         $ui_other conf -state normal
1132
1133         $ui_index delete 0.0 end
1134         $ui_other delete 0.0 end
1135
1136         set file_lists($ui_index) [list]
1137         set file_lists($ui_other) [list]
1138
1139         foreach path [lsort [array names file_states]] {
1140                 set s $file_states($path)
1141                 set m [lindex $s 0]
1142                 set w [mapcol $m $path]
1143                 lappend file_lists($w) $path
1144                 $w image create end \
1145                         -align center -padx 5 -pady 1 \
1146                         -name [lindex $s 1] \
1147                         -image [mapicon $m $path]
1148                 $w insert end "[escape_path $path]\n"
1149         }
1150
1151         $ui_index conf -state disabled
1152         $ui_other conf -state disabled
1153 }
1154
1155 proc update_index {pathList} {
1156         global update_index_cp update_index_rsd ui_status_value
1157
1158         if {![lock_index update]} return
1159
1160         set update_index_cp 0
1161         set update_index_rsd 0
1162         set pathList [lsort $pathList]
1163         set totalCnt [llength $pathList]
1164         set batch [expr {int($totalCnt * .01) + 1}]
1165         if {$batch > 25} {set batch 25}
1166
1167         set ui_status_value "Including files ... 0/$totalCnt 0%"
1168         set ui_status_value [format \
1169                 "Including files ... %i/%i files (%.2f%%)" \
1170                 $update_index_cp \
1171                 $totalCnt \
1172                 0.0]
1173         set fd [open "| git update-index --add --remove -z --stdin" w]
1174         fconfigure $fd \
1175                 -blocking 0 \
1176                 -buffering full \
1177                 -buffersize 512 \
1178                 -translation binary
1179         fileevent $fd writable [list \
1180                 write_update_index \
1181                 $fd \
1182                 $pathList \
1183                 $totalCnt \
1184                 $batch \
1185                 ]
1186 }
1187
1188 proc write_update_index {fd pathList totalCnt batch} {
1189         global update_index_cp update_index_rsd ui_status_value
1190         global file_states ui_fname_value
1191
1192         if {$update_index_cp >= $totalCnt} {
1193                 close $fd
1194                 unlock_index
1195                 if {$update_index_rsd} {
1196                         reshow_diff
1197                 } else {
1198                         set ui_status_value {Ready.}
1199                 }
1200                 return
1201         }
1202
1203         for {set i $batch} \
1204                 {$update_index_cp < $totalCnt && $i > 0} \
1205                 {incr i -1} {
1206                 set path [lindex $pathList $update_index_cp]
1207                 incr update_index_cp
1208
1209                 switch -- [lindex $file_states($path) 0] {
1210                 AM -
1211                 _O {set new A*}
1212                 _M -
1213                 MM {set new M*}
1214                 AD -
1215                 _D {set new D*}
1216                 default {continue}
1217                 }
1218
1219                 puts -nonewline $fd $path
1220                 puts -nonewline $fd "\0"
1221                 display_file $path $new
1222                 if {$ui_fname_value eq $path} {
1223                         set update_index_rsd 1
1224                 }
1225         }
1226
1227         set ui_status_value [format \
1228                 "Including files ... %i/%i files (%.2f%%)" \
1229                 $update_index_cp \
1230                 $totalCnt \
1231                 [expr {100.0 * $update_index_cp / $totalCnt}]]
1232 }
1233
1234 ######################################################################
1235 ##
1236 ## remote management
1237
1238 proc load_all_remotes {} {
1239         global gitdir all_remotes repo_config
1240
1241         set all_remotes [list]
1242         set rm_dir [file join $gitdir remotes]
1243         if {[file isdirectory $rm_dir]} {
1244                 set all_remotes [concat $all_remotes [glob \
1245                         -types f \
1246                         -tails \
1247                         -nocomplain \
1248                         -directory $rm_dir *]]
1249         }
1250
1251         foreach line [array names repo_config remote.*.url] {
1252                 if {[regexp ^remote\.(.*)\.url\$ $line line name]} {
1253                         lappend all_remotes $name
1254                 }
1255         }
1256
1257         set all_remotes [lsort -unique $all_remotes]
1258 }
1259
1260 proc populate_remote_menu {m pfx op} {
1261         global all_remotes
1262
1263         foreach remote $all_remotes {
1264                 $m add command -label "$pfx $remote..." \
1265                         -command [list $op $remote] \
1266                         -font font_ui
1267         }
1268 }
1269
1270 proc populate_pull_menu {m} {
1271         global gitdir repo_config all_remotes disable_on_lock
1272
1273         foreach remote $all_remotes {
1274                 set rb {}
1275                 if {[array get repo_config remote.$remote.url] ne {}} {
1276                         if {[array get repo_config remote.$remote.fetch] ne {}} {
1277                                 regexp {^([^:]+):} \
1278                                         [lindex $repo_config(remote.$remote.fetch) 0] \
1279                                         line rb
1280                         }
1281                 } else {
1282                         catch {
1283                                 set fd [open [file join $gitdir remotes $remote] r]
1284                                 while {[gets $fd line] >= 0} {
1285                                         if {[regexp {^Pull:[ \t]*([^:]+):} $line line rb]} {
1286                                                 break
1287                                         }
1288                                 }
1289                                 close $fd
1290                         }
1291                 }
1292
1293                 set rb_short $rb
1294                 regsub ^refs/heads/ $rb {} rb_short
1295                 if {$rb_short ne {}} {
1296                         $m add command \
1297                                 -label "Branch $rb_short from $remote..." \
1298                                 -command [list pull_remote $remote $rb] \
1299                                 -font font_ui
1300                         lappend disable_on_lock \
1301                                 [list $m entryconf [$m index last] -state]
1302                 }
1303         }
1304 }
1305
1306 ######################################################################
1307 ##
1308 ## icons
1309
1310 set filemask {
1311 #define mask_width 14
1312 #define mask_height 15
1313 static unsigned char mask_bits[] = {
1314    0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f,
1315    0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f,
1316    0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f};
1317 }
1318
1319 image create bitmap file_plain -background white -foreground black -data {
1320 #define plain_width 14
1321 #define plain_height 15
1322 static unsigned char plain_bits[] = {
1323    0xfe, 0x01, 0x02, 0x03, 0x02, 0x05, 0x02, 0x09, 0x02, 0x1f, 0x02, 0x10,
1324    0x02, 0x10, 0x02, 0x10, 0x02, 0x10, 0x02, 0x10, 0x02, 0x10, 0x02, 0x10,
1325    0x02, 0x10, 0x02, 0x10, 0xfe, 0x1f};
1326 } -maskdata $filemask
1327
1328 image create bitmap file_mod -background white -foreground blue -data {
1329 #define mod_width 14
1330 #define mod_height 15
1331 static unsigned char mod_bits[] = {
1332    0xfe, 0x01, 0x02, 0x03, 0x7a, 0x05, 0x02, 0x09, 0x7a, 0x1f, 0x02, 0x10,
1333    0xfa, 0x17, 0x02, 0x10, 0xfa, 0x17, 0x02, 0x10, 0xfa, 0x17, 0x02, 0x10,
1334    0xfa, 0x17, 0x02, 0x10, 0xfe, 0x1f};
1335 } -maskdata $filemask
1336
1337 image create bitmap file_fulltick -background white -foreground "#007000" -data {
1338 #define file_fulltick_width 14
1339 #define file_fulltick_height 15
1340 static unsigned char file_fulltick_bits[] = {
1341    0xfe, 0x01, 0x02, 0x1a, 0x02, 0x0c, 0x02, 0x0c, 0x02, 0x16, 0x02, 0x16,
1342    0x02, 0x13, 0x00, 0x13, 0x86, 0x11, 0x8c, 0x11, 0xd8, 0x10, 0xf2, 0x10,
1343    0x62, 0x10, 0x02, 0x10, 0xfe, 0x1f};
1344 } -maskdata $filemask
1345
1346 image create bitmap file_parttick -background white -foreground "#005050" -data {
1347 #define parttick_width 14
1348 #define parttick_height 15
1349 static unsigned char parttick_bits[] = {
1350    0xfe, 0x01, 0x02, 0x03, 0x7a, 0x05, 0x02, 0x09, 0x7a, 0x1f, 0x02, 0x10,
1351    0x7a, 0x14, 0x02, 0x16, 0x02, 0x13, 0x8a, 0x11, 0xda, 0x10, 0x72, 0x10,
1352    0x22, 0x10, 0x02, 0x10, 0xfe, 0x1f};
1353 } -maskdata $filemask
1354
1355 image create bitmap file_question -background white -foreground black -data {
1356 #define file_question_width 14
1357 #define file_question_height 15
1358 static unsigned char file_question_bits[] = {
1359    0xfe, 0x01, 0x02, 0x02, 0xe2, 0x04, 0xf2, 0x09, 0x1a, 0x1b, 0x0a, 0x13,
1360    0x82, 0x11, 0xc2, 0x10, 0x62, 0x10, 0x62, 0x10, 0x02, 0x10, 0x62, 0x10,
1361    0x62, 0x10, 0x02, 0x10, 0xfe, 0x1f};
1362 } -maskdata $filemask
1363
1364 image create bitmap file_removed -background white -foreground red -data {
1365 #define file_removed_width 14
1366 #define file_removed_height 15
1367 static unsigned char file_removed_bits[] = {
1368    0xfe, 0x01, 0x02, 0x03, 0x02, 0x05, 0x02, 0x09, 0x02, 0x1f, 0x02, 0x10,
1369    0x1a, 0x16, 0x32, 0x13, 0xe2, 0x11, 0xc2, 0x10, 0xe2, 0x11, 0x32, 0x13,
1370    0x1a, 0x16, 0x02, 0x10, 0xfe, 0x1f};
1371 } -maskdata $filemask
1372
1373 image create bitmap file_merge -background white -foreground blue -data {
1374 #define file_merge_width 14
1375 #define file_merge_height 15
1376 static unsigned char file_merge_bits[] = {
1377    0xfe, 0x01, 0x02, 0x03, 0x62, 0x05, 0x62, 0x09, 0x62, 0x1f, 0x62, 0x10,
1378    0xfa, 0x11, 0xf2, 0x10, 0x62, 0x10, 0x02, 0x10, 0xfa, 0x17, 0x02, 0x10,
1379    0xfa, 0x17, 0x02, 0x10, 0xfe, 0x1f};
1380 } -maskdata $filemask
1381
1382 set ui_index .vpane.files.index.list
1383 set ui_other .vpane.files.other.list
1384 set max_status_desc 0
1385 foreach i {
1386                 {__ i plain    "Unmodified"}
1387                 {_M i mod      "Modified"}
1388                 {M_ i fulltick "Checked in"}
1389                 {MM i parttick "Partially included"}
1390
1391                 {_O o plain    "Untracked"}
1392                 {A_ o fulltick "Added"}
1393                 {AM o parttick "Partially added"}
1394                 {AD o question "Added (but now gone)"}
1395
1396                 {_D i question "Missing"}
1397                 {D_ i removed  "Removed"}
1398                 {DD i removed  "Removed"}
1399                 {DO i removed  "Removed (still exists)"}
1400
1401                 {UM i merge    "Merge conflicts"}
1402                 {U_ i merge    "Merge conflicts"}
1403         } {
1404         if {$max_status_desc < [string length [lindex $i 3]]} {
1405                 set max_status_desc [string length [lindex $i 3]]
1406         }
1407         if {[lindex $i 1] eq {i}} {
1408                 set all_cols([lindex $i 0]) $ui_index
1409         } else {
1410                 set all_cols([lindex $i 0]) $ui_other
1411         }
1412         set all_icons([lindex $i 0]) file_[lindex $i 2]
1413         set all_descs([lindex $i 0]) [lindex $i 3]
1414 }
1415 unset filemask i
1416
1417 ######################################################################
1418 ##
1419 ## util
1420
1421 proc is_MacOSX {} {
1422         global tcl_platform tk_library
1423         if {$tcl_platform(platform) eq {unix}
1424                 && $tcl_platform(os) eq {Darwin}
1425                 && [string match /Library/Frameworks/* $tk_library]} {
1426                 return 1
1427         }
1428         return 0
1429 }
1430
1431 proc bind_button3 {w cmd} {
1432         bind $w <Any-Button-3> $cmd
1433         if {[is_MacOSX]} {
1434                 bind $w <Control-Button-1> $cmd
1435         }
1436 }
1437
1438 proc incr_font_size {font {amt 1}} {
1439         set sz [font configure $font -size]
1440         incr sz $amt
1441         font configure $font -size $sz
1442         font configure ${font}bold -size $sz
1443 }
1444
1445 proc hook_failed_popup {hook msg} {
1446         global gitdir appname
1447
1448         set w .hookfail
1449         toplevel $w
1450
1451         frame $w.m
1452         label $w.m.l1 -text "$hook hook failed:" \
1453                 -anchor w \
1454                 -justify left \
1455                 -font font_uibold
1456         text $w.m.t \
1457                 -background white -borderwidth 1 \
1458                 -relief sunken \
1459                 -width 80 -height 10 \
1460                 -font font_diff \
1461                 -yscrollcommand [list $w.m.sby set]
1462         label $w.m.l2 \
1463                 -text {You must correct the above errors before committing.} \
1464                 -anchor w \
1465                 -justify left \
1466                 -font font_uibold
1467         scrollbar $w.m.sby -command [list $w.m.t yview]
1468         pack $w.m.l1 -side top -fill x
1469         pack $w.m.l2 -side bottom -fill x
1470         pack $w.m.sby -side right -fill y
1471         pack $w.m.t -side left -fill both -expand 1
1472         pack $w.m -side top -fill both -expand 1 -padx 5 -pady 10
1473
1474         $w.m.t insert 1.0 $msg
1475         $w.m.t conf -state disabled
1476
1477         button $w.ok -text OK \
1478                 -width 15 \
1479                 -font font_ui \
1480                 -command "destroy $w"
1481         pack $w.ok -side bottom
1482
1483         bind $w <Visibility> "grab $w; focus $w"
1484         bind $w <Key-Return> "destroy $w"
1485         wm title $w "$appname ([lindex [file split \
1486                 [file normalize [file dirname $gitdir]]] \
1487                 end]): error"
1488         tkwait window $w
1489 }
1490
1491 set next_console_id 0
1492
1493 proc new_console {short_title long_title} {
1494         global next_console_id console_data
1495         set w .console[incr next_console_id]
1496         set console_data($w) [list $short_title $long_title]
1497         return [console_init $w]
1498 }
1499
1500 proc console_init {w} {
1501         global console_cr console_data
1502         global gitdir appname M1B
1503
1504         set console_cr($w) 1.0
1505         toplevel $w
1506         frame $w.m
1507         label $w.m.l1 -text "[lindex $console_data($w) 1]:" \
1508                 -anchor w \
1509                 -justify left \
1510                 -font font_uibold
1511         text $w.m.t \
1512                 -background white -borderwidth 1 \
1513                 -relief sunken \
1514                 -width 80 -height 10 \
1515                 -font font_diff \
1516                 -state disabled \
1517                 -yscrollcommand [list $w.m.sby set]
1518         label $w.m.s -anchor w \
1519                 -justify left \
1520                 -font font_uibold
1521         scrollbar $w.m.sby -command [list $w.m.t yview]
1522         pack $w.m.l1 -side top -fill x
1523         pack $w.m.s -side bottom -fill x
1524         pack $w.m.sby -side right -fill y
1525         pack $w.m.t -side left -fill both -expand 1
1526         pack $w.m -side top -fill both -expand 1 -padx 5 -pady 10
1527
1528         menu $w.ctxm -tearoff 0
1529         $w.ctxm add command -label "Copy" \
1530                 -font font_ui \
1531                 -command "tk_textCopy $w.m.t"
1532         $w.ctxm add command -label "Select All" \
1533                 -font font_ui \
1534                 -command "$w.m.t tag add sel 0.0 end"
1535         $w.ctxm add command -label "Copy All" \
1536                 -font font_ui \
1537                 -command "
1538                         $w.m.t tag add sel 0.0 end
1539                         tk_textCopy $w.m.t
1540                         $w.m.t tag remove sel 0.0 end
1541                 "
1542
1543         button $w.ok -text {Running...} \
1544                 -width 15 \
1545                 -font font_ui \
1546                 -state disabled \
1547                 -command "destroy $w"
1548         pack $w.ok -side bottom
1549
1550         bind_button3 $w.m.t "tk_popup $w.ctxm %X %Y"
1551         bind $w.m.t <$M1B-Key-a> "$w.m.t tag add sel 0.0 end;break"
1552         bind $w.m.t <$M1B-Key-A> "$w.m.t tag add sel 0.0 end;break"
1553         bind $w <Visibility> "focus $w"
1554         wm title $w "$appname ([lindex [file split \
1555                 [file normalize [file dirname $gitdir]]] \
1556                 end]): [lindex $console_data($w) 0]"
1557         return $w
1558 }
1559
1560 proc console_exec {w cmd {after {}}} {
1561         global tcl_platform
1562
1563         # -- Windows tosses the enviroment when we exec our child.
1564         #    But most users need that so we have to relogin. :-(
1565         #
1566         if {$tcl_platform(platform) eq {windows}} {
1567                 set cmd [list sh --login -c "cd \"[pwd]\" && [join $cmd { }]"]
1568         }
1569
1570         # -- Tcl won't let us redirect both stdout and stderr to
1571         #    the same pipe.  So pass it through cat...
1572         #
1573         set cmd [concat | $cmd |& cat]
1574
1575         set fd_f [open $cmd r]
1576         fconfigure $fd_f -blocking 0 -translation binary
1577         fileevent $fd_f readable [list console_read $w $fd_f $after]
1578 }
1579
1580 proc console_read {w fd after} {
1581         global console_cr console_data
1582
1583         set buf [read $fd]
1584         if {$buf ne {}} {
1585                 if {![winfo exists $w]} {console_init $w}
1586                 $w.m.t conf -state normal
1587                 set c 0
1588                 set n [string length $buf]
1589                 while {$c < $n} {
1590                         set cr [string first "\r" $buf $c]
1591                         set lf [string first "\n" $buf $c]
1592                         if {$cr < 0} {set cr [expr $n + 1]}
1593                         if {$lf < 0} {set lf [expr $n + 1]}
1594
1595                         if {$lf < $cr} {
1596                                 $w.m.t insert end [string range $buf $c $lf]
1597                                 set console_cr($w) [$w.m.t index {end -1c}]
1598                                 set c $lf
1599                                 incr c
1600                         } else {
1601                                 $w.m.t delete $console_cr($w) end
1602                                 $w.m.t insert end "\n"
1603                                 $w.m.t insert end [string range $buf $c $cr]
1604                                 set c $cr
1605                                 incr c
1606                         }
1607                 }
1608                 $w.m.t conf -state disabled
1609                 $w.m.t see end
1610         }
1611
1612         fconfigure $fd -blocking 1
1613         if {[eof $fd]} {
1614                 if {[catch {close $fd}]} {
1615                         if {![winfo exists $w]} {console_init $w}
1616                         $w.m.s conf -background red -text {Error: Command Failed}
1617                         $w.ok conf -text Close
1618                         $w.ok conf -state normal
1619                         set ok 0
1620                 } elseif {[winfo exists $w]} {
1621                         $w.m.s conf -background green -text {Success}
1622                         $w.ok conf -text Close
1623                         $w.ok conf -state normal
1624                         set ok 1
1625                 }
1626                 array unset console_cr $w
1627                 array unset console_data $w
1628                 if {$after ne {}} {
1629                         uplevel #0 $after $ok
1630                 }
1631                 return
1632         }
1633         fconfigure $fd -blocking 0
1634 }
1635
1636 ######################################################################
1637 ##
1638 ## ui commands
1639
1640 set starting_gitk_msg {Please wait... Starting gitk...}
1641
1642 proc do_gitk {} {
1643         global tcl_platform ui_status_value starting_gitk_msg
1644
1645         set ui_status_value $starting_gitk_msg
1646         after 10000 {
1647                 if {$ui_status_value eq $starting_gitk_msg} {
1648                         set ui_status_value {Ready.}
1649                 }
1650         }
1651
1652         if {$tcl_platform(platform) eq {windows}} {
1653                 exec sh -c gitk &
1654         } else {
1655                 exec gitk &
1656         }
1657 }
1658
1659 proc do_repack {} {
1660         set w [new_console "repack" "Repacking the object database"]
1661         set cmd [list git repack]
1662         lappend cmd -a
1663         lappend cmd -d
1664         console_exec $w $cmd
1665 }
1666
1667 set is_quitting 0
1668
1669 proc do_quit {} {
1670         global gitdir ui_comm is_quitting repo_config
1671
1672         if {$is_quitting} return
1673         set is_quitting 1
1674
1675         # -- Stash our current commit buffer.
1676         #
1677         set save [file join $gitdir GITGUI_MSG]
1678         set msg [string trim [$ui_comm get 0.0 end]]
1679         if {[$ui_comm edit modified] && $msg ne {}} {
1680                 catch {
1681                         set fd [open $save w]
1682                         puts $fd [string trim [$ui_comm get 0.0 end]]
1683                         close $fd
1684                 }
1685         } elseif {$msg eq {} && [file exists $save]} {
1686                 file delete $save
1687         }
1688
1689         # -- Stash our current window geometry into this repository.
1690         #
1691         set cfg_geometry [list]
1692         lappend cfg_geometry [wm geometry .]
1693         lappend cfg_geometry [lindex [.vpane sash coord 0] 1]
1694         lappend cfg_geometry [lindex [.vpane.files sash coord 0] 0]
1695         if {[catch {set rc_geometry $repo_config(gui.geometry)}]} {
1696                 set rc_geometry {}
1697         }
1698         if {$cfg_geometry ne $rc_geometry} {
1699                 catch {exec git repo-config gui.geometry $cfg_geometry}
1700         }
1701
1702         destroy .
1703 }
1704
1705 proc do_rescan {} {
1706         update_status
1707 }
1708
1709 proc do_include_all {} {
1710         global file_states
1711
1712         if {![lock_index begin-update]} return
1713
1714         set pathList [list]
1715         foreach path [array names file_states] {
1716                 set s $file_states($path)
1717                 set m [lindex $s 0]
1718                 switch -- $m {
1719                 AM -
1720                 MM -
1721                 _M -
1722                 _D {lappend pathList $path}
1723                 }
1724         }
1725         if {$pathList eq {}} {
1726                 unlock_index
1727         } else {
1728                 update_index $pathList
1729         }
1730 }
1731
1732 set GIT_COMMITTER_IDENT {}
1733
1734 proc do_signoff {} {
1735         global ui_comm GIT_COMMITTER_IDENT
1736
1737         if {$GIT_COMMITTER_IDENT eq {}} {
1738                 if {[catch {set me [exec git var GIT_COMMITTER_IDENT]} err]} {
1739                         error_popup "Unable to obtain your identity:\n\n$err"
1740                         return
1741                 }
1742                 if {![regexp {^(.*) [0-9]+ [-+0-9]+$} \
1743                         $me me GIT_COMMITTER_IDENT]} {
1744                         error_popup "Invalid GIT_COMMITTER_IDENT:\n\n$me"
1745                         return
1746                 }
1747         }
1748
1749         set sob "Signed-off-by: $GIT_COMMITTER_IDENT"
1750         set last [$ui_comm get {end -1c linestart} {end -1c}]
1751         if {$last ne $sob} {
1752                 $ui_comm edit separator
1753                 if {$last ne {}
1754                         && ![regexp {^[A-Z][A-Za-z]*-[A-Za-z-]+: *} $last]} {
1755                         $ui_comm insert end "\n"
1756                 }
1757                 $ui_comm insert end "\n$sob"
1758                 $ui_comm edit separator
1759                 $ui_comm see end
1760         }
1761 }
1762
1763 proc do_amend_last {} {
1764         load_last_commit
1765 }
1766
1767 proc do_commit {} {
1768         commit_tree
1769 }
1770
1771 proc do_options {} {
1772         global appname gitdir font_descs
1773         global repo_config global_config
1774         global repo_config_new global_config_new
1775
1776         array unset repo_config_new
1777         array unset global_config_new
1778         foreach name [array names repo_config] {
1779                 set repo_config_new($name) $repo_config($name)
1780         }
1781         load_config 1
1782         foreach name [array names repo_config] {
1783                 switch -- $name {
1784                 gui.diffcontext {continue}
1785                 }
1786                 set repo_config_new($name) $repo_config($name)
1787         }
1788         foreach name [array names global_config] {
1789                 set global_config_new($name) $global_config($name)
1790         }
1791         set reponame [lindex [file split \
1792                 [file normalize [file dirname $gitdir]]] \
1793                 end]
1794
1795         set w .options_editor
1796         toplevel $w
1797         wm geometry $w "+[winfo rootx .]+[winfo rooty .]"
1798
1799         label $w.header -text "$appname Options" \
1800                 -font font_uibold
1801         pack $w.header -side top -fill x
1802
1803         frame $w.buttons
1804         button $w.buttons.restore -text {Restore Defaults} \
1805                 -font font_ui \
1806                 -command do_restore_defaults
1807         pack $w.buttons.restore -side left
1808         button $w.buttons.save -text Save \
1809                 -font font_ui \
1810                 -command [list do_save_config $w]
1811         pack $w.buttons.save -side right
1812         button $w.buttons.cancel -text {Cancel} \
1813                 -font font_ui \
1814                 -command [list destroy $w]
1815         pack $w.buttons.cancel -side right
1816         pack $w.buttons -side bottom -fill x -pady 10 -padx 10
1817
1818         labelframe $w.repo -text "$reponame Repository" \
1819                 -font font_ui \
1820                 -relief raised -borderwidth 2
1821         labelframe $w.global -text {Global (All Repositories)} \
1822                 -font font_ui \
1823                 -relief raised -borderwidth 2
1824         pack $w.repo -side left -fill both -expand 1 -pady 5 -padx 5
1825         pack $w.global -side right -fill both -expand 1 -pady 5 -padx 5
1826
1827         foreach option {
1828                 {b pullsummary {Show Pull Summary}}
1829                 {b trustmtime  {Trust File Modification Timestamps}}
1830                 {i diffcontext {Number of Diff Context Lines}}
1831                 } {
1832                 set type [lindex $option 0]
1833                 set name [lindex $option 1]
1834                 set text [lindex $option 2]
1835                 foreach f {repo global} {
1836                         switch $type {
1837                         b {
1838                                 checkbutton $w.$f.$name -text $text \
1839                                         -variable ${f}_config_new(gui.$name) \
1840                                         -onvalue true \
1841                                         -offvalue false \
1842                                         -font font_ui
1843                                 pack $w.$f.$name -side top -anchor w
1844                         }
1845                         i {
1846                                 frame $w.$f.$name
1847                                 label $w.$f.$name.l -text "$text:" -font font_ui
1848                                 pack $w.$f.$name.l -side left -anchor w -fill x
1849                                 spinbox $w.$f.$name.v \
1850                                         -textvariable ${f}_config_new(gui.$name) \
1851                                         -from 1 -to 99 -increment 1 \
1852                                         -width 3 \
1853                                         -font font_ui
1854                                 pack $w.$f.$name.v -side right -anchor e
1855                                 pack $w.$f.$name -side top -anchor w -fill x
1856                         }
1857                         }
1858                 }
1859         }
1860
1861         set all_fonts [lsort [font families]]
1862         foreach option $font_descs {
1863                 set name [lindex $option 0]
1864                 set font [lindex $option 1]
1865                 set text [lindex $option 2]
1866
1867                 set global_config_new(gui.$font^^family) \
1868                         [font configure $font -family]
1869                 set global_config_new(gui.$font^^size) \
1870                         [font configure $font -size]
1871
1872                 frame $w.global.$name
1873                 label $w.global.$name.l -text "$text:" -font font_ui
1874                 pack $w.global.$name.l -side left -anchor w -fill x
1875                 eval tk_optionMenu $w.global.$name.family \
1876                         global_config_new(gui.$font^^family) \
1877                         $all_fonts
1878                 spinbox $w.global.$name.size \
1879                         -textvariable global_config_new(gui.$font^^size) \
1880                         -from 2 -to 80 -increment 1 \
1881                         -width 3 \
1882                         -font font_ui
1883                 pack $w.global.$name.size -side right -anchor e
1884                 pack $w.global.$name.family -side right -anchor e
1885                 pack $w.global.$name -side top -anchor w -fill x
1886         }
1887
1888         bind $w <Visibility> "grab $w; focus $w"
1889         bind $w <Key-Escape> "destroy $w"
1890         wm title $w "$appname ($reponame): Options"
1891         tkwait window $w
1892 }
1893
1894 proc do_restore_defaults {} {
1895         global font_descs default_config repo_config
1896         global repo_config_new global_config_new
1897
1898         foreach name [array names default_config] {
1899                 set repo_config_new($name) $default_config($name)
1900                 set global_config_new($name) $default_config($name)
1901         }
1902
1903         foreach option $font_descs {
1904                 set name [lindex $option 0]
1905                 set repo_config(gui.$name) $default_config(gui.$name)
1906         }
1907         apply_config
1908
1909         foreach option $font_descs {
1910                 set name [lindex $option 0]
1911                 set font [lindex $option 1]
1912                 set global_config_new(gui.$font^^family) \
1913                         [font configure $font -family]
1914                 set global_config_new(gui.$font^^size) \
1915                         [font configure $font -size]
1916         }
1917 }
1918
1919 proc do_save_config {w} {
1920         if {[catch {save_config} err]} {
1921                 error_popup "Failed to completely save options:\n\n$err"
1922         }
1923         reshow_diff
1924         destroy $w
1925 }
1926
1927 # shift == 1: left click
1928 #          3: right click
1929 proc click {w x y shift wx wy} {
1930         global ui_index ui_other file_lists
1931
1932         set pos [split [$w index @$x,$y] .]
1933         set lno [lindex $pos 0]
1934         set col [lindex $pos 1]
1935         set path [lindex $file_lists($w) [expr $lno - 1]]
1936         if {$path eq {}} return
1937
1938         if {$col > 0 && $shift == 1} {
1939                 show_diff $path $w $lno
1940         }
1941 }
1942
1943 proc unclick {w x y} {
1944         global file_lists
1945
1946         set pos [split [$w index @$x,$y] .]
1947         set lno [lindex $pos 0]
1948         set col [lindex $pos 1]
1949         set path [lindex $file_lists($w) [expr $lno - 1]]
1950         if {$path eq {}} return
1951
1952         if {$col == 0} {
1953                 update_index [list $path]
1954         }
1955 }
1956
1957 ######################################################################
1958 ##
1959 ## config defaults
1960
1961 set cursor_ptr arrow
1962 font create font_diff -family Courier -size 10
1963 font create font_ui
1964 catch {
1965         label .dummy
1966         eval font configure font_ui [font actual [.dummy cget -font]]
1967         destroy .dummy
1968 }
1969
1970 font create font_uibold
1971 font create font_diffbold
1972
1973 set M1B M1
1974 set M1T M1
1975 if {$tcl_platform(platform) eq {windows}} {
1976         set M1B Control
1977         set M1T Ctrl
1978 } elseif {[is_MacOSX]} {
1979         set M1B M1
1980         set M1T Cmd
1981 }
1982
1983 proc apply_config {} {
1984         global repo_config font_descs
1985
1986         foreach option $font_descs {
1987                 set name [lindex $option 0]
1988                 set font [lindex $option 1]
1989                 if {[catch {
1990                         foreach {cn cv} $repo_config(gui.$name) {
1991                                 font configure $font $cn $cv
1992                         }
1993                         } err]} {
1994                         error_popup "Invalid font specified in gui.$name:\n\n$err"
1995                 }
1996                 foreach {cn cv} [font configure $font] {
1997                         font configure ${font}bold $cn $cv
1998                 }
1999                 font configure ${font}bold -weight bold
2000         }
2001 }
2002
2003 set default_config(gui.trustmtime) false
2004 set default_config(gui.pullsummary) true
2005 set default_config(gui.diffcontext) 5
2006 set default_config(gui.fontui) [font configure font_ui]
2007 set default_config(gui.fontdiff) [font configure font_diff]
2008 set font_descs {
2009         {fontui   font_ui   {Main Font}}
2010         {fontdiff font_diff {Diff/Console Font}}
2011 }
2012 load_config 0
2013 apply_config
2014
2015 ######################################################################
2016 ##
2017 ## ui construction
2018
2019 # -- Menu Bar
2020 menu .mbar -tearoff 0
2021 .mbar add cascade -label Project -menu .mbar.project
2022 .mbar add cascade -label Edit -menu .mbar.edit
2023 .mbar add cascade -label Commit -menu .mbar.commit
2024 if {!$single_commit} {
2025         .mbar add cascade -label Fetch -menu .mbar.fetch
2026         .mbar add cascade -label Pull -menu .mbar.pull
2027         .mbar add cascade -label Push -menu .mbar.push
2028 }
2029 . configure -menu .mbar
2030
2031 # -- Project Menu
2032 menu .mbar.project
2033 .mbar.project add command -label Visualize \
2034         -command do_gitk \
2035         -font font_ui
2036 if {!$single_commit} {
2037         .mbar.project add command -label {Repack Database} \
2038                 -command do_repack \
2039                 -font font_ui
2040 }
2041 .mbar.project add command -label Quit \
2042         -command do_quit \
2043         -accelerator $M1T-Q \
2044         -font font_ui
2045
2046 # -- Edit Menu
2047 #
2048 menu .mbar.edit
2049 .mbar.edit add command -label Undo \
2050         -command {catch {[focus] edit undo}} \
2051         -accelerator $M1T-Z \
2052         -font font_ui
2053 .mbar.edit add command -label Redo \
2054         -command {catch {[focus] edit redo}} \
2055         -accelerator $M1T-Y \
2056         -font font_ui
2057 .mbar.edit add separator
2058 .mbar.edit add command -label Cut \
2059         -command {catch {tk_textCut [focus]}} \
2060         -accelerator $M1T-X \
2061         -font font_ui
2062 .mbar.edit add command -label Copy \
2063         -command {catch {tk_textCopy [focus]}} \
2064         -accelerator $M1T-C \
2065         -font font_ui
2066 .mbar.edit add command -label Paste \
2067         -command {catch {tk_textPaste [focus]; [focus] see insert}} \
2068         -accelerator $M1T-V \
2069         -font font_ui
2070 .mbar.edit add command -label Delete \
2071         -command {catch {[focus] delete sel.first sel.last}} \
2072         -accelerator Del \
2073         -font font_ui
2074 .mbar.edit add separator
2075 .mbar.edit add command -label {Select All} \
2076         -command {catch {[focus] tag add sel 0.0 end}} \
2077         -accelerator $M1T-A \
2078         -font font_ui
2079 .mbar.edit add separator
2080 .mbar.edit add command -label {Options...} \
2081         -command do_options \
2082         -font font_ui
2083
2084 # -- Commit Menu
2085 menu .mbar.commit
2086 .mbar.commit add command -label Rescan \
2087         -command do_rescan \
2088         -accelerator F5 \
2089         -font font_ui
2090 lappend disable_on_lock \
2091         [list .mbar.commit entryconf [.mbar.commit index last] -state]
2092 .mbar.commit add command -label {Amend Last Commit} \
2093         -command do_amend_last \
2094         -font font_ui
2095 lappend disable_on_lock \
2096         [list .mbar.commit entryconf [.mbar.commit index last] -state]
2097 .mbar.commit add command -label {Include All Files} \
2098         -command do_include_all \
2099         -accelerator $M1T-I \
2100         -font font_ui
2101 lappend disable_on_lock \
2102         [list .mbar.commit entryconf [.mbar.commit index last] -state]
2103 .mbar.commit add command -label {Sign Off} \
2104         -command do_signoff \
2105         -accelerator $M1T-S \
2106         -font font_ui
2107 .mbar.commit add command -label Commit \
2108         -command do_commit \
2109         -accelerator $M1T-Return \
2110         -font font_ui
2111 lappend disable_on_lock \
2112         [list .mbar.commit entryconf [.mbar.commit index last] -state]
2113
2114 if {!$single_commit} {
2115         # -- Fetch Menu
2116         menu .mbar.fetch
2117
2118         # -- Pull Menu
2119         menu .mbar.pull
2120
2121         # -- Push Menu
2122         menu .mbar.push
2123 }
2124
2125 # -- Main Window Layout
2126 panedwindow .vpane -orient vertical
2127 panedwindow .vpane.files -orient horizontal
2128 .vpane add .vpane.files -sticky nsew -height 100 -width 400
2129 pack .vpane -anchor n -side top -fill both -expand 1
2130
2131 # -- Index File List
2132 frame .vpane.files.index -height 100 -width 400
2133 label .vpane.files.index.title -text {Modified Files} \
2134         -background green \
2135         -font font_ui
2136 text $ui_index -background white -borderwidth 0 \
2137         -width 40 -height 10 \
2138         -font font_ui \
2139         -cursor $cursor_ptr \
2140         -yscrollcommand {.vpane.files.index.sb set} \
2141         -state disabled
2142 scrollbar .vpane.files.index.sb -command [list $ui_index yview]
2143 pack .vpane.files.index.title -side top -fill x
2144 pack .vpane.files.index.sb -side right -fill y
2145 pack $ui_index -side left -fill both -expand 1
2146 .vpane.files add .vpane.files.index -sticky nsew
2147
2148 # -- Other (Add) File List
2149 frame .vpane.files.other -height 100 -width 100
2150 label .vpane.files.other.title -text {Untracked Files} \
2151         -background red \
2152         -font font_ui
2153 text $ui_other -background white -borderwidth 0 \
2154         -width 40 -height 10 \
2155         -font font_ui \
2156         -cursor $cursor_ptr \
2157         -yscrollcommand {.vpane.files.other.sb set} \
2158         -state disabled
2159 scrollbar .vpane.files.other.sb -command [list $ui_other yview]
2160 pack .vpane.files.other.title -side top -fill x
2161 pack .vpane.files.other.sb -side right -fill y
2162 pack $ui_other -side left -fill both -expand 1
2163 .vpane.files add .vpane.files.other -sticky nsew
2164
2165 $ui_index tag conf in_diff -font font_uibold
2166 $ui_other tag conf in_diff -font font_uibold
2167
2168 # -- Diff and Commit Area
2169 frame .vpane.lower -height 300 -width 400
2170 frame .vpane.lower.commarea
2171 frame .vpane.lower.diff -relief sunken -borderwidth 1
2172 pack .vpane.lower.commarea -side top -fill x
2173 pack .vpane.lower.diff -side bottom -fill both -expand 1
2174 .vpane add .vpane.lower -stick nsew
2175
2176 # -- Commit Area Buttons
2177 frame .vpane.lower.commarea.buttons
2178 label .vpane.lower.commarea.buttons.l -text {} \
2179         -anchor w \
2180         -justify left \
2181         -font font_ui
2182 pack .vpane.lower.commarea.buttons.l -side top -fill x
2183 pack .vpane.lower.commarea.buttons -side left -fill y
2184
2185 button .vpane.lower.commarea.buttons.rescan -text {Rescan} \
2186         -command do_rescan \
2187         -font font_ui
2188 pack .vpane.lower.commarea.buttons.rescan -side top -fill x
2189 lappend disable_on_lock \
2190         {.vpane.lower.commarea.buttons.rescan conf -state}
2191
2192 button .vpane.lower.commarea.buttons.amend -text {Amend Last} \
2193         -command do_amend_last \
2194         -font font_ui
2195 pack .vpane.lower.commarea.buttons.amend -side top -fill x
2196 lappend disable_on_lock \
2197         {.vpane.lower.commarea.buttons.amend conf -state}
2198
2199 button .vpane.lower.commarea.buttons.incall -text {Include All} \
2200         -command do_include_all \
2201         -font font_ui
2202 pack .vpane.lower.commarea.buttons.incall -side top -fill x
2203 lappend disable_on_lock \
2204         {.vpane.lower.commarea.buttons.incall conf -state}
2205
2206 button .vpane.lower.commarea.buttons.signoff -text {Sign Off} \
2207         -command do_signoff \
2208         -font font_ui
2209 pack .vpane.lower.commarea.buttons.signoff -side top -fill x
2210
2211 button .vpane.lower.commarea.buttons.commit -text {Commit} \
2212         -command do_commit \
2213         -font font_ui
2214 pack .vpane.lower.commarea.buttons.commit -side top -fill x
2215 lappend disable_on_lock \
2216         {.vpane.lower.commarea.buttons.commit conf -state}
2217
2218 # -- Commit Message Buffer
2219 frame .vpane.lower.commarea.buffer
2220 set ui_comm .vpane.lower.commarea.buffer.t
2221 set ui_coml .vpane.lower.commarea.buffer.l
2222 label $ui_coml -text {Commit Message:} \
2223         -anchor w \
2224         -justify left \
2225         -font font_ui
2226 trace add variable commit_type write {uplevel #0 {
2227         switch -glob $commit_type \
2228         initial {$ui_coml conf -text {Initial Commit Message:}} \
2229         amend   {$ui_coml conf -text {Amended Commit Message:}} \
2230         merge   {$ui_coml conf -text {Merge Commit Message:}} \
2231         *       {$ui_coml conf -text {Commit Message:}}
2232 }}
2233 text $ui_comm -background white -borderwidth 1 \
2234         -undo true \
2235         -maxundo 20 \
2236         -autoseparators true \
2237         -relief sunken \
2238         -width 75 -height 9 -wrap none \
2239         -font font_diff \
2240         -yscrollcommand {.vpane.lower.commarea.buffer.sby set}
2241 scrollbar .vpane.lower.commarea.buffer.sby \
2242         -command [list $ui_comm yview]
2243 pack $ui_coml -side top -fill x
2244 pack .vpane.lower.commarea.buffer.sby -side right -fill y
2245 pack $ui_comm -side left -fill y
2246 pack .vpane.lower.commarea.buffer -side left -fill y
2247
2248 # -- Commit Message Buffer Context Menu
2249 #
2250 menu $ui_comm.ctxm -tearoff 0
2251 $ui_comm.ctxm add command -label "Cut" \
2252         -font font_ui \
2253         -command "tk_textCut $ui_comm"
2254 $ui_comm.ctxm add command -label "Copy" \
2255         -font font_ui \
2256         -command "tk_textCopy $ui_comm"
2257 $ui_comm.ctxm add command -label "Paste" \
2258         -font font_ui \
2259         -command "tk_textPaste $ui_comm"
2260 $ui_comm.ctxm add command -label "Delete" \
2261         -font font_ui \
2262         -command "$ui_comm delete sel.first sel.last"
2263 $ui_comm.ctxm add separator
2264 $ui_comm.ctxm add command -label "Select All" \
2265         -font font_ui \
2266         -command "$ui_comm tag add sel 0.0 end"
2267 $ui_comm.ctxm add command -label "Copy All" \
2268         -font font_ui \
2269         -command "
2270                 $ui_comm tag add sel 0.0 end
2271                 tk_textCopy $ui_comm
2272                 $ui_comm tag remove sel 0.0 end
2273         "
2274 $ui_comm.ctxm add separator
2275 $ui_comm.ctxm add command -label "Sign Off" \
2276         -font font_ui \
2277         -command do_signoff
2278 bind_button3 $ui_comm "tk_popup $ui_comm.ctxm %X %Y"
2279
2280 # -- Diff Header
2281 set ui_fname_value {}
2282 set ui_fstatus_value {}
2283 frame .vpane.lower.diff.header -background orange
2284 label .vpane.lower.diff.header.l1 -text {File:} \
2285         -background orange \
2286         -font font_ui
2287 set ui_fname .vpane.lower.diff.header.l2
2288 text $ui_fname \
2289         -background orange \
2290         -height 1 \
2291         -relief flat \
2292         -state disabled \
2293         -font font_ui
2294 menu $ui_fname.ctxm -tearoff 0
2295 $ui_fname.ctxm add command -label "Copy Only Selection" \
2296         -font font_ui \
2297         -command "tk_textCopy $ui_fname"
2298 $ui_fname.ctxm add command -label "Copy Complete Name" \
2299         -font font_ui \
2300         -command "
2301                 $ui_fname tag add sel 0.0 {end -1c}
2302                 tk_textCopy $ui_fname
2303                 $ui_fname tag remove sel 0.0 end
2304         "
2305 bind_button3 $ui_fname "tk_popup $ui_fname.ctxm %X %Y"
2306 trace add variable ui_fname_value write $ui_fname.update
2307 proc $ui_fname.update {varname args} {
2308         global ui_fname ui_fname_value
2309         $ui_fname configure -state normal
2310         $ui_fname delete 0.0 end
2311         $ui_fname insert end [escape_path $ui_fname_value]
2312         $ui_fname configure -state disabled
2313 }
2314 label .vpane.lower.diff.header.l3 -text {Status:} \
2315         -background orange \
2316         -font font_ui
2317 label .vpane.lower.diff.header.l4 -textvariable ui_fstatus_value \
2318         -background orange \
2319         -width $max_status_desc \
2320         -anchor w \
2321         -justify left \
2322         -font font_ui
2323 pack .vpane.lower.diff.header.l1 -side left
2324 pack .vpane.lower.diff.header.l2 -side left -fill x
2325 pack .vpane.lower.diff.header.l4 -side right
2326 pack .vpane.lower.diff.header.l3 -side right
2327
2328 # -- Diff Body
2329 frame .vpane.lower.diff.body
2330 set ui_diff .vpane.lower.diff.body.t
2331 text $ui_diff -background white -borderwidth 0 \
2332         -width 80 -height 15 -wrap none \
2333         -font font_diff \
2334         -xscrollcommand {.vpane.lower.diff.body.sbx set} \
2335         -yscrollcommand {.vpane.lower.diff.body.sby set} \
2336         -state disabled
2337 scrollbar .vpane.lower.diff.body.sbx -orient horizontal \
2338         -command [list $ui_diff xview]
2339 scrollbar .vpane.lower.diff.body.sby -orient vertical \
2340         -command [list $ui_diff yview]
2341 pack .vpane.lower.diff.body.sbx -side bottom -fill x
2342 pack .vpane.lower.diff.body.sby -side right -fill y
2343 pack $ui_diff -side left -fill both -expand 1
2344 pack .vpane.lower.diff.header -side top -fill x
2345 pack .vpane.lower.diff.body -side bottom -fill both -expand 1
2346
2347 $ui_diff tag conf dm -foreground red
2348 $ui_diff tag conf dp -foreground blue
2349 $ui_diff tag conf di -foreground {#00a000}
2350 $ui_diff tag conf dni -foreground {#a000a0}
2351 $ui_diff tag conf da -font font_diffbold
2352 $ui_diff tag conf bold -font font_diffbold
2353
2354 # -- Diff Body Context Menu
2355 #
2356 menu $ui_diff.ctxm -tearoff 0
2357 $ui_diff.ctxm add command -label "Copy" \
2358         -font font_ui \
2359         -command "tk_textCopy $ui_diff"
2360 $ui_diff.ctxm add command -label "Select All" \
2361         -font font_ui \
2362         -command "$ui_diff tag add sel 0.0 end"
2363 $ui_diff.ctxm add command -label "Copy All" \
2364         -font font_ui \
2365         -command "
2366                 $ui_diff tag add sel 0.0 end
2367                 tk_textCopy $ui_diff
2368                 $ui_diff tag remove sel 0.0 end
2369         "
2370 $ui_diff.ctxm add separator
2371 $ui_diff.ctxm add command -label "Decrease Font Size" \
2372         -font font_ui \
2373         -command {incr_font_size font_diff -1}
2374 $ui_diff.ctxm add command -label "Increase Font Size" \
2375         -font font_ui \
2376         -command {incr_font_size font_diff 1}
2377 $ui_diff.ctxm add separator
2378 $ui_diff.ctxm add command -label "Show Less Context" \
2379         -font font_ui \
2380         -command {if {$ui_fname_value ne {}
2381                 && $repo_config(gui.diffcontext) >= 2} {
2382                 incr repo_config(gui.diffcontext) -1
2383                 reshow_diff
2384         }}
2385 $ui_diff.ctxm add command -label "Show More Context" \
2386         -font font_ui \
2387         -command {if {$ui_fname_value ne {}} {
2388                 incr repo_config(gui.diffcontext)
2389                 reshow_diff
2390         }}
2391 $ui_diff.ctxm add separator
2392 $ui_diff.ctxm add command -label {Options...} \
2393         -font font_ui \
2394         -command do_options
2395 bind_button3 $ui_diff "tk_popup $ui_diff.ctxm %X %Y"
2396
2397 # -- Status Bar
2398 set ui_status_value {Initializing...}
2399 label .status -textvariable ui_status_value \
2400         -anchor w \
2401         -justify left \
2402         -borderwidth 1 \
2403         -relief sunken \
2404         -font font_ui
2405 pack .status -anchor w -side bottom -fill x
2406
2407 # -- Load geometry
2408 catch {
2409 set gm $repo_config(gui.geometry)
2410 wm geometry . [lindex $gm 0]
2411 .vpane sash place 0 \
2412         [lindex [.vpane sash coord 0] 0] \
2413         [lindex $gm 1]
2414 .vpane.files sash place 0 \
2415         [lindex $gm 2] \
2416         [lindex [.vpane.files sash coord 0] 1]
2417 unset gm
2418 }
2419
2420 # -- Key Bindings
2421 bind $ui_comm <$M1B-Key-Return> {do_commit;break}
2422 bind $ui_comm <$M1B-Key-i> {do_include_all;break}
2423 bind $ui_comm <$M1B-Key-I> {do_include_all;break}
2424 bind $ui_comm <$M1B-Key-x> {tk_textCut %W;break}
2425 bind $ui_comm <$M1B-Key-X> {tk_textCut %W;break}
2426 bind $ui_comm <$M1B-Key-c> {tk_textCopy %W;break}
2427 bind $ui_comm <$M1B-Key-C> {tk_textCopy %W;break}
2428 bind $ui_comm <$M1B-Key-v> {tk_textPaste %W; %W see insert; break}
2429 bind $ui_comm <$M1B-Key-V> {tk_textPaste %W; %W see insert; break}
2430 bind $ui_comm <$M1B-Key-a> {%W tag add sel 0.0 end;break}
2431 bind $ui_comm <$M1B-Key-A> {%W tag add sel 0.0 end;break}
2432
2433 bind $ui_diff <$M1B-Key-x> {tk_textCopy %W;break}
2434 bind $ui_diff <$M1B-Key-X> {tk_textCopy %W;break}
2435 bind $ui_diff <$M1B-Key-c> {tk_textCopy %W;break}
2436 bind $ui_diff <$M1B-Key-C> {tk_textCopy %W;break}
2437 bind $ui_diff <$M1B-Key-v> {break}
2438 bind $ui_diff <$M1B-Key-V> {break}
2439 bind $ui_diff <$M1B-Key-a> {%W tag add sel 0.0 end;break}
2440 bind $ui_diff <$M1B-Key-A> {%W tag add sel 0.0 end;break}
2441 bind $ui_diff <Key-Up>     {catch {%W yview scroll -1 units};break}
2442 bind $ui_diff <Key-Down>   {catch {%W yview scroll  1 units};break}
2443 bind $ui_diff <Key-Left>   {catch {%W xview scroll -1 units};break}
2444 bind $ui_diff <Key-Right>  {catch {%W xview scroll  1 units};break}
2445
2446 bind .   <Destroy> do_quit
2447 bind all <Key-F5> do_rescan
2448 bind all <$M1B-Key-r> do_rescan
2449 bind all <$M1B-Key-R> do_rescan
2450 bind .   <$M1B-Key-s> do_signoff
2451 bind .   <$M1B-Key-S> do_signoff
2452 bind .   <$M1B-Key-i> do_include_all
2453 bind .   <$M1B-Key-I> do_include_all
2454 bind .   <$M1B-Key-Return> do_commit
2455 bind all <$M1B-Key-q> do_quit
2456 bind all <$M1B-Key-Q> do_quit
2457 bind all <$M1B-Key-w> {destroy [winfo toplevel %W]}
2458 bind all <$M1B-Key-W> {destroy [winfo toplevel %W]}
2459 foreach i [list $ui_index $ui_other] {
2460         bind $i <Button-1> {click %W %x %y 1 %X %Y; break}
2461         bind $i <ButtonRelease-1> {unclick %W %x %y; break}
2462         bind_button3 $i {click %W %x %y 3 %X %Y; break}
2463 }
2464 unset i
2465
2466 set file_lists($ui_index) [list]
2467 set file_lists($ui_other) [list]
2468
2469 wm title . "$appname ([file normalize [file dirname $gitdir]])"
2470 focus -force $ui_comm
2471 if {!$single_commit} {
2472         load_all_remotes
2473         populate_remote_menu .mbar.fetch From fetch_from
2474         populate_remote_menu .mbar.push To push_to
2475         populate_pull_menu .mbar.pull
2476 }
2477 after 1 update_status