git-gui/git-gui.sh

   1 #!/bin/sh
   2 # Tcl ignores the next line -*- tcl -*- \
   3 exec wish "$0" -- "$@"
   4
   5 set appvers {@@GITGUI_VERSION@@}
   6 set copyright {
   7 Copyright © 2006, 2007 Shawn Pearce, et. al.
   8
   9 This program is free software; you can redistribute it and/or modify
  10 it under the terms of the GNU General Public License as published by
  11 the Free Software Foundation; either version 2 of the License, or
  12 (at your option) any later version.
  13
  14 This program is distributed in the hope that it will be useful,
  15 but WITHOUT ANY WARRANTY; without even the implied warranty of
  16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17 GNU General Public License for more details.
  18
  19 You should have received a copy of the GNU General Public License
  20 along with this program; if not, write to the Free Software
  21 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA}
  22
  23 ######################################################################
  24 ##
  25 ## Tcl/Tk sanity check
  26
  27 if {[catch {package require Tcl 8.4} err]
  28  || [catch {package require Tk  8.4} err]
  29 } {
  30         catch {wm withdraw .}
  31         tk_messageBox \
  32                 -icon error \
  33                 -type ok \
  34                 -title "git-gui: fatal error" \
  35                 -message $err
  36         exit 1
  37 }
  38
  39 ######################################################################
  40 ##
  41 ## enable verbose loading?
  42
  43 if {![catch {set _verbose $env(GITGUI_VERBOSE)}]} {
  44         unset _verbose
  45         rename auto_load real__auto_load
  46         proc auto_load {name args} {
  47                 puts stderr "auto_load $name"
  48                 return [uplevel 1 real__auto_load $name $args]
  49         }
  50         rename source real__source
  51         proc source {name} {
  52                 puts stderr "source    $name"
  53                 uplevel 1 real__source $name
  54         }
  55 }
  56
  57 ######################################################################
  58 ##
  59 ## configure our library
  60
  61 set oguilib {@@GITGUI_LIBDIR@@}
  62 set oguirel {@@GITGUI_RELATIVE@@}
  63 if {$oguirel eq {1}} {
  64         set oguilib [file dirname [file dirname [file normalize $argv0]]]
  65         set oguilib [file join $oguilib share git-gui lib]
  66 } elseif {[string match @@* $oguirel]} {
  67         set oguilib [file join [file dirname [file normalize $argv0]] lib]
  68 }
  69
  70 set idx [file join $oguilib tclIndex]
  71 if {[catch {set fd [open $idx r]} err]} {
  72         catch {wm withdraw .}
  73         tk_messageBox \
  74                 -icon error \
  75                 -type ok \
  76                 -title "git-gui: fatal error" \
  77                 -message $err
  78         exit 1
  79 }
  80 if {[gets $fd] eq {# Autogenerated by git-gui Makefile}} {
  81         set idx [list]
  82         while {[gets $fd n] >= 0} {
  83                 if {$n ne {} && ![string match #* $n]} {
  84                         lappend idx $n
  85                 }
  86         }
  87 } else {
  88         set idx {}
  89 }
  90 close $fd
  91
  92 if {$idx ne {}} {
  93         set loaded [list]
  94         foreach p $idx {
  95                 if {[lsearch -exact $loaded $p] >= 0} continue
  96                 source [file join $oguilib $p]
  97                 lappend loaded $p
  98         }
  99         unset loaded p
 100 } else {
 101         set auto_path [concat [list $oguilib] $auto_path]
 102 }
 103 unset -nocomplain oguirel idx fd
 104
 105 ######################################################################
 106 ##
 107 ## read only globals
 108
 109 set _appname [lindex [file split $argv0] end]
 110 set _gitdir {}
 111 set _gitexec {}
 112 set _reponame {}
 113 set _iscygwin {}
 114
 115 proc appname {} {
 116         global _appname
 117         return $_appname
 118 }
 119
 120 proc gitdir {args} {
 121         global _gitdir
 122         if {$args eq {}} {
 123                 return $_gitdir
 124         }
 125         return [eval [concat [list file join $_gitdir] $args]]
 126 }
 127
 128 proc gitexec {args} {
 129         global _gitexec
 130         if {$_gitexec eq {}} {
 131                 if {[catch {set _gitexec [git --exec-path]} err]} {
 132                         error "Git not installed?\n\n$err"
 133                 }
 134         }
 135         if {$args eq {}} {
 136                 return $_gitexec
 137         }
 138         return [eval [concat [list file join $_gitexec] $args]]
 139 }
 140
 141 proc reponame {} {
 142         global _reponame
 143         return $_reponame
 144 }
 145
 146 proc is_MacOSX {} {
 147         global tcl_platform tk_library
 148         if {[tk windowingsystem] eq {aqua}} {
 149                 return 1
 150         }
 151         return 0
 152 }
 153
 154 proc is_Windows {} {
 155         global tcl_platform
 156         if {$tcl_platform(platform) eq {windows}} {
 157                 return 1
 158         }
 159         return 0
 160 }
 161
 162 proc is_Cygwin {} {
 163         global tcl_platform _iscygwin
 164         if {$_iscygwin eq {}} {
 165                 if {$tcl_platform(platform) eq {windows}} {
 166                         if {[catch {set p [exec cygpath --windir]} err]} {
 167                                 set _iscygwin 0
 168                         } else {
 169                                 set _iscygwin 1
 170                         }
 171                 } else {
 172                         set _iscygwin 0
 173                 }
 174         }
 175         return $_iscygwin
 176 }
 177
 178 proc is_enabled {option} {
 179         global enabled_options
 180         if {[catch {set on $enabled_options($option)}]} {return 0}
 181         return $on
 182 }
 183
 184 proc enable_option {option} {
 185         global enabled_options
 186         set enabled_options($option) 1
 187 }
 188
 189 proc disable_option {option} {
 190         global enabled_options
 191         set enabled_options($option) 0
 192 }
 193
 194 ######################################################################
 195 ##
 196 ## config
 197
 198 proc is_many_config {name} {
 199         switch -glob -- $name {
 200         remote.*.fetch -
 201         remote.*.push
 202                 {return 1}
 203         *
 204                 {return 0}
 205         }
 206 }
 207
 208 proc is_config_true {name} {
 209         global repo_config
 210         if {[catch {set v $repo_config($name)}]} {
 211                 return 0
 212         } elseif {$v eq {true} || $v eq {1} || $v eq {yes}} {
 213                 return 1
 214         } else {
 215                 return 0
 216         }
 217 }
 218
 219 proc get_config {name} {
 220         global repo_config
 221         if {[catch {set v $repo_config($name)}]} {
 222                 return {}
 223         } else {
 224                 return $v
 225         }
 226 }
 227
 228 proc load_config {include_global} {
 229         global repo_config global_config default_config
 230
 231         array unset global_config
 232         if {$include_global} {
 233                 catch {
 234                         set fd_rc [open "| git config --global --list" r]
 235                         while {[gets $fd_rc line] >= 0} {
 236                                 if {[regexp {^([^=]+)=(.*)$} $line line name value]} {
 237                                         if {[is_many_config $name]} {
 238                                                 lappend global_config($name) $value
 239                                         } else {
 240                                                 set global_config($name) $value
 241                                         }
 242                                 }
 243                         }
 244                         close $fd_rc
 245                 }
 246         }
 247
 248         array unset repo_config
 249         catch {
 250                 set fd_rc [open "| git config --list" r]
 251                 while {[gets $fd_rc line] >= 0} {
 252                         if {[regexp {^([^=]+)=(.*)$} $line line name value]} {
 253                                 if {[is_many_config $name]} {
 254                                         lappend repo_config($name) $value
 255                                 } else {
 256                                         set repo_config($name) $value
 257                                 }
 258                         }
 259                 }
 260                 close $fd_rc
 261         }
 262
 263         foreach name [array names default_config] {
 264                 if {[catch {set v $global_config($name)}]} {
 265                         set global_config($name) $default_config($name)
 266                 }
 267                 if {[catch {set v $repo_config($name)}]} {
 268                         set repo_config($name) $default_config($name)
 269                 }
 270         }
 271 }
 272
 273 ######################################################################
 274 ##
 275 ## handy utils
 276
 277 proc git {args} {
 278         return [eval exec git $args]
 279 }
 280
 281 proc current-branch {} {
 282         set ref {}
 283         set fd [open [gitdir HEAD] r]
 284         if {[gets $fd ref] <16
 285          || ![regsub {^ref: refs/heads/} $ref {} ref]} {
 286                 set ref {}
 287         }
 288         close $fd
 289         return $ref
 290 }
 291
 292 auto_load tk_optionMenu
 293 rename tk_optionMenu real__tkOptionMenu
 294 proc tk_optionMenu {w varName args} {
 295         set m [eval real__tkOptionMenu $w $varName $args]
 296         $m configure -font font_ui
 297         $w configure -font font_ui
 298         return $m
 299 }
 300
 301 ######################################################################
 302 ##
 303 ## version check
 304
 305 if {{--version} eq $argv || {version} eq $argv} {
 306         puts "git-gui version $appvers"
 307         exit
 308 }
 309
 310 set req_maj 1
 311 set req_min 5
 312
 313 if {[catch {set v [git --version]} err]} {
 314         catch {wm withdraw .}
 315         error_popup "Cannot determine Git version:
 316
 317 $err
 318
 319 [appname] requires Git $req_maj.$req_min or later."
 320         exit 1
 321 }
 322 if {[regexp {^git version (\d+)\.(\d+)} $v _junk act_maj act_min]} {
 323         if {$act_maj < $req_maj
 324                 || ($act_maj == $req_maj && $act_min < $req_min)} {
 325                 catch {wm withdraw .}
 326                 error_popup "[appname] requires Git $req_maj.$req_min or later.
 327
 328 You are using $v."
 329                 exit 1
 330         }
 331 } else {
 332         catch {wm withdraw .}
 333         error_popup "Cannot parse Git version string:\n\n$v"
 334         exit 1
 335 }
 336 unset -nocomplain v _junk act_maj act_min req_maj req_min
 337
 338 ######################################################################
 339 ##
 340 ## repository setup
 341
 342 if {[catch {
 343                 set _gitdir $env(GIT_DIR)
 344                 set _prefix {}
 345                 }]
 346         && [catch {
 347                 set _gitdir [git rev-parse --git-dir]
 348                 set _prefix [git rev-parse --show-prefix]
 349         } err]} {
 350         catch {wm withdraw .}
 351         error_popup "Cannot find the git directory:\n\n$err"
 352         exit 1
 353 }
 354 if {![file isdirectory $_gitdir] && [is_Cygwin]} {
 355         catch {set _gitdir [exec cygpath --unix $_gitdir]}
 356 }
 357 if {![file isdirectory $_gitdir]} {
 358         catch {wm withdraw .}
 359         error_popup "Git directory not found:\n\n$_gitdir"
 360         exit 1
 361 }
 362 if {[lindex [file split $_gitdir] end] ne {.git}} {
 363         catch {wm withdraw .}
 364         error_popup "Cannot use funny .git directory:\n\n$_gitdir"
 365         exit 1
 366 }
 367 if {[catch {cd [file dirname $_gitdir]} err]} {
 368         catch {wm withdraw .}
 369         error_popup "No working directory [file dirname $_gitdir]:\n\n$err"
 370         exit 1
 371 }
 372 set _reponame [lindex [file split \
 373         [file normalize [file dirname $_gitdir]]] \
 374         end]
 375
 376 ######################################################################
 377 ##
 378 ## global init
 379
 380 set current_diff_path {}
 381 set current_diff_side {}
 382 set diff_actions [list]
 383 set ui_status_value {Initializing...}
 384
 385 set HEAD {}
 386 set PARENT {}
 387 set MERGE_HEAD [list]
 388 set commit_type {}
 389 set empty_tree {}
 390 set current_branch {}
 391 set current_diff_path {}
 392 set selected_commit_type new
 393
 394 ######################################################################
 395 ##
 396 ## task management
 397
 398 set rescan_active 0
 399 set diff_active 0
 400 set last_clicked {}
 401
 402 set disable_on_lock [list]
 403 set index_lock_type none
 404
 405 proc lock_index {type} {
 406         global index_lock_type disable_on_lock
 407
 408         if {$index_lock_type eq {none}} {
 409                 set index_lock_type $type
 410                 foreach w $disable_on_lock {
 411                         uplevel #0 $w disabled
 412                 }
 413                 return 1
 414         } elseif {$index_lock_type eq "begin-$type"} {
 415                 set index_lock_type $type
 416                 return 1
 417         }
 418         return 0
 419 }
 420
 421 proc unlock_index {} {
 422         global index_lock_type disable_on_lock
 423
 424         set index_lock_type none
 425         foreach w $disable_on_lock {
 426                 uplevel #0 $w normal
 427         }
 428 }
 429
 430 ######################################################################
 431 ##
 432 ## status
 433
 434 proc repository_state {ctvar hdvar mhvar} {
 435         global current_branch
 436         upvar $ctvar ct $hdvar hd $mhvar mh
 437
 438         set mh [list]
 439
 440         set current_branch [current-branch]
 441         if {[catch {set hd [git rev-parse --verify HEAD]}]} {
 442                 set hd {}
 443                 set ct initial
 444                 return
 445         }
 446
 447         set merge_head [gitdir MERGE_HEAD]
 448         if {[file exists $merge_head]} {
 449                 set ct merge
 450                 set fd_mh [open $merge_head r]
 451                 while {[gets $fd_mh line] >= 0} {
 452                         lappend mh $line
 453                 }
 454                 close $fd_mh
 455                 return
 456         }
 457
 458         set ct normal
 459 }
 460
 461 proc PARENT {} {
 462         global PARENT empty_tree
 463
 464         set p [lindex $PARENT 0]
 465         if {$p ne {}} {
 466                 return $p
 467         }
 468         if {$empty_tree eq {}} {
 469                 set empty_tree [git mktree << {}]
 470         }
 471         return $empty_tree
 472 }
 473
 474 proc rescan {after {honor_trustmtime 1}} {
 475         global HEAD PARENT MERGE_HEAD commit_type
 476         global ui_index ui_workdir ui_status_value ui_comm
 477         global rescan_active file_states
 478         global repo_config
 479
 480         if {$rescan_active > 0 || ![lock_index read]} return
 481
 482         repository_state newType newHEAD newMERGE_HEAD
 483         if {[string match amend* $commit_type]
 484                 && $newType eq {normal}
 485                 && $newHEAD eq $HEAD} {
 486         } else {
 487                 set HEAD $newHEAD
 488                 set PARENT $newHEAD
 489                 set MERGE_HEAD $newMERGE_HEAD
 490                 set commit_type $newType
 491         }
 492
 493         array unset file_states
 494
 495         if {![$ui_comm edit modified]
 496                 || [string trim [$ui_comm get 0.0 end]] eq {}} {
 497                 if {[string match amend* $commit_type]} {
 498                 } elseif {[load_message GITGUI_MSG]} {
 499                 } elseif {[load_message MERGE_MSG]} {
 500                 } elseif {[load_message SQUASH_MSG]} {
 501                 }
 502                 $ui_comm edit reset
 503                 $ui_comm edit modified false
 504         }
 505
 506         if {[is_enabled branch]} {
 507                 load_all_heads
 508                 populate_branch_menu
 509         }
 510
 511         if {$honor_trustmtime && $repo_config(gui.trustmtime) eq {true}} {
 512                 rescan_stage2 {} $after
 513         } else {
 514                 set rescan_active 1
 515                 set ui_status_value {Refreshing file status...}
 516                 set cmd [list git update-index]
 517                 lappend cmd -q
 518                 lappend cmd --unmerged
 519                 lappend cmd --ignore-missing
 520                 lappend cmd --refresh
 521                 set fd_rf [open "| $cmd" r]
 522                 fconfigure $fd_rf -blocking 0 -translation binary
 523                 fileevent $fd_rf readable \
 524                         [list rescan_stage2 $fd_rf $after]
 525         }
 526 }
 527
 528 proc rescan_stage2 {fd after} {
 529         global ui_status_value
 530         global rescan_active buf_rdi buf_rdf buf_rlo
 531
 532         if {$fd ne {}} {
 533                 read $fd
 534                 if {![eof $fd]} return
 535                 close $fd
 536         }
 537
 538         set ls_others [list | git ls-files --others -z \
 539                 --exclude-per-directory=.gitignore]
 540         set info_exclude [gitdir info exclude]
 541         if {[file readable $info_exclude]} {
 542                 lappend ls_others "--exclude-from=$info_exclude"
 543         }
 544
 545         set buf_rdi {}
 546         set buf_rdf {}
 547         set buf_rlo {}
 548
 549         set rescan_active 3
 550         set ui_status_value {Scanning for modified files ...}
 551         set fd_di [open "| git diff-index --cached -z [PARENT]" r]
 552         set fd_df [open "| git diff-files -z" r]
 553         set fd_lo [open $ls_others r]
 554
 555         fconfigure $fd_di -blocking 0 -translation binary -encoding binary
 556         fconfigure $fd_df -blocking 0 -translation binary -encoding binary
 557         fconfigure $fd_lo -blocking 0 -translation binary -encoding binary
 558         fileevent $fd_di readable [list read_diff_index $fd_di $after]
 559         fileevent $fd_df readable [list read_diff_files $fd_df $after]
 560         fileevent $fd_lo readable [list read_ls_others $fd_lo $after]
 561 }
 562
 563 proc load_message {file} {
 564         global ui_comm
 565
 566         set f [gitdir $file]
 567         if {[file isfile $f]} {
 568                 if {[catch {set fd [open $f r]}]} {
 569                         return 0
 570                 }
 571                 set content [string trim [read $fd]]
 572                 close $fd
 573                 regsub -all -line {[ \r\t]+$} $content {} content
 574                 $ui_comm delete 0.0 end
 575                 $ui_comm insert end $content
 576                 return 1
 577         }
 578         return 0
 579 }
 580
 581 proc read_diff_index {fd after} {
 582         global buf_rdi
 583
 584         append buf_rdi [read $fd]
 585         set c 0
 586         set n [string length $buf_rdi]
 587         while {$c < $n} {
 588                 set z1 [string first "\0" $buf_rdi $c]
 589                 if {$z1 == -1} break
 590                 incr z1
 591                 set z2 [string first "\0" $buf_rdi $z1]
 592                 if {$z2 == -1} break
 593
 594                 incr c
 595                 set i [split [string range $buf_rdi $c [expr {$z1 - 2}]] { }]
 596                 set p [string range $buf_rdi $z1 [expr {$z2 - 1}]]
 597                 merge_state \
 598                         [encoding convertfrom $p] \
 599                         [lindex $i 4]? \
 600                         [list [lindex $i 0] [lindex $i 2]] \
 601                         [list]
 602                 set c $z2
 603                 incr c
 604         }
 605         if {$c < $n} {
 606                 set buf_rdi [string range $buf_rdi $c end]
 607         } else {
 608                 set buf_rdi {}
 609         }
 610
 611         rescan_done $fd buf_rdi $after
 612 }
 613
 614 proc read_diff_files {fd after} {
 615         global buf_rdf
 616
 617         append buf_rdf [read $fd]
 618         set c 0
 619         set n [string length $buf_rdf]
 620         while {$c < $n} {
 621                 set z1 [string first "\0" $buf_rdf $c]
 622                 if {$z1 == -1} break
 623                 incr z1
 624                 set z2 [string first "\0" $buf_rdf $z1]
 625                 if {$z2 == -1} break
 626
 627                 incr c
 628                 set i [split [string range $buf_rdf $c [expr {$z1 - 2}]] { }]
 629                 set p [string range $buf_rdf $z1 [expr {$z2 - 1}]]
 630                 merge_state \
 631                         [encoding convertfrom $p] \
 632                         ?[lindex $i 4] \
 633                         [list] \
 634                         [list [lindex $i 0] [lindex $i 2]]
 635                 set c $z2
 636                 incr c
 637         }
 638         if {$c < $n} {
 639                 set buf_rdf [string range $buf_rdf $c end]
 640         } else {
 641                 set buf_rdf {}
 642         }
 643
 644         rescan_done $fd buf_rdf $after
 645 }
 646
 647 proc read_ls_others {fd after} {
 648         global buf_rlo
 649
 650         append buf_rlo [read $fd]
 651         set pck [split $buf_rlo "\0"]
 652         set buf_rlo [lindex $pck end]
 653         foreach p [lrange $pck 0 end-1] {
 654                 merge_state [encoding convertfrom $p] ?O
 655         }
 656         rescan_done $fd buf_rlo $after
 657 }
 658
 659 proc rescan_done {fd buf after} {
 660         global rescan_active current_diff_path
 661         global file_states repo_config
 662         upvar $buf to_clear
 663
 664         if {![eof $fd]} return
 665         set to_clear {}
 666         close $fd
 667         if {[incr rescan_active -1] > 0} return
 668
 669         prune_selection
 670         unlock_index
 671         display_all_files
 672         if {$current_diff_path ne {}} reshow_diff
 673         uplevel #0 $after
 674 }
 675
 676 proc prune_selection {} {
 677         global file_states selected_paths
 678
 679         foreach path [array names selected_paths] {
 680                 if {[catch {set still_here $file_states($path)}]} {
 681                         unset selected_paths($path)
 682                 }
 683         }
 684 }
 685
 686 ######################################################################
 687 ##
 688 ## ui helpers
 689
 690 proc mapicon {w state path} {
 691         global all_icons
 692
 693         if {[catch {set r $all_icons($state$w)}]} {
 694                 puts "error: no icon for $w state={$state} $path"
 695                 return file_plain
 696         }
 697         return $r
 698 }
 699
 700 proc mapdesc {state path} {
 701         global all_descs
 702
 703         if {[catch {set r $all_descs($state)}]} {
 704                 puts "error: no desc for state={$state} $path"
 705                 return $state
 706         }
 707         return $r
 708 }
 709
 710 proc escape_path {path} {
 711         regsub -all {\\} $path "\\\\" path
 712         regsub -all "\n" $path "\\n" path
 713         return $path
 714 }
 715
 716 proc short_path {path} {
 717         return [escape_path [lindex [file split $path] end]]
 718 }
 719
 720 set next_icon_id 0
 721 set null_sha1 [string repeat 0 40]
 722
 723 proc merge_state {path new_state {head_info {}} {index_info {}}} {
 724         global file_states next_icon_id null_sha1
 725
 726         set s0 [string index $new_state 0]
 727         set s1 [string index $new_state 1]
 728
 729         if {[catch {set info $file_states($path)}]} {
 730                 set state __
 731                 set icon n[incr next_icon_id]
 732         } else {
 733                 set state [lindex $info 0]
 734                 set icon [lindex $info 1]
 735                 if {$head_info eq {}}  {set head_info  [lindex $info 2]}
 736                 if {$index_info eq {}} {set index_info [lindex $info 3]}
 737         }
 738
 739         if     {$s0 eq {?}} {set s0 [string index $state 0]} \
 740         elseif {$s0 eq {_}} {set s0 _}
 741
 742         if     {$s1 eq {?}} {set s1 [string index $state 1]} \
 743         elseif {$s1 eq {_}} {set s1 _}
 744
 745         if {$s0 eq {A} && $s1 eq {_} && $head_info eq {}} {
 746                 set head_info [list 0 $null_sha1]
 747         } elseif {$s0 ne {_} && [string index $state 0] eq {_}
 748                 && $head_info eq {}} {
 749                 set head_info $index_info
 750         }
 751
 752         set file_states($path) [list $s0$s1 $icon \
 753                 $head_info $index_info \
 754                 ]
 755         return $state
 756 }
 757
 758 proc display_file_helper {w path icon_name old_m new_m} {
 759         global file_lists
 760
 761         if {$new_m eq {_}} {
 762                 set lno [lsearch -sorted -exact $file_lists($w) $path]
 763                 if {$lno >= 0} {
 764                         set file_lists($w) [lreplace $file_lists($w) $lno $lno]
 765                         incr lno
 766                         $w conf -state normal
 767                         $w delete $lno.0 [expr {$lno + 1}].0
 768                         $w conf -state disabled
 769                 }
 770         } elseif {$old_m eq {_} && $new_m ne {_}} {
 771                 lappend file_lists($w) $path
 772                 set file_lists($w) [lsort -unique $file_lists($w)]
 773                 set lno [lsearch -sorted -exact $file_lists($w) $path]
 774                 incr lno
 775                 $w conf -state normal
 776                 $w image create $lno.0 \
 777                         -align center -padx 5 -pady 1 \
 778                         -name $icon_name \
 779                         -image [mapicon $w $new_m $path]
 780                 $w insert $lno.1 "[escape_path $path]\n"
 781                 $w conf -state disabled
 782         } elseif {$old_m ne $new_m} {
 783                 $w conf -state normal
 784                 $w image conf $icon_name -image [mapicon $w $new_m $path]
 785                 $w conf -state disabled
 786         }
 787 }
 788
 789 proc display_file {path state} {
 790         global file_states selected_paths
 791         global ui_index ui_workdir
 792
 793         set old_m [merge_state $path $state]
 794         set s $file_states($path)
 795         set new_m [lindex $s 0]
 796         set icon_name [lindex $s 1]
 797
 798         set o [string index $old_m 0]
 799         set n [string index $new_m 0]
 800         if {$o eq {U}} {
 801                 set o _
 802         }
 803         if {$n eq {U}} {
 804                 set n _
 805         }
 806         display_file_helper     $ui_index $path $icon_name $o $n
 807
 808         if {[string index $old_m 0] eq {U}} {
 809                 set o U
 810         } else {
 811                 set o [string index $old_m 1]
 812         }
 813         if {[string index $new_m 0] eq {U}} {
 814                 set n U
 815         } else {
 816                 set n [string index $new_m 1]
 817         }
 818         display_file_helper     $ui_workdir $path $icon_name $o $n
 819
 820         if {$new_m eq {__}} {
 821                 unset file_states($path)
 822                 catch {unset selected_paths($path)}
 823         }
 824 }
 825
 826 proc display_all_files_helper {w path icon_name m} {
 827         global file_lists
 828
 829         lappend file_lists($w) $path
 830         set lno [expr {[lindex [split [$w index end] .] 0] - 1}]
 831         $w image create end \
 832                 -align center -padx 5 -pady 1 \
 833                 -name $icon_name \
 834                 -image [mapicon $w $m $path]
 835         $w insert end "[escape_path $path]\n"
 836 }
 837
 838 proc display_all_files {} {
 839         global ui_index ui_workdir
 840         global file_states file_lists
 841         global last_clicked
 842
 843         $ui_index conf -state normal
 844         $ui_workdir conf -state normal
 845
 846         $ui_index delete 0.0 end
 847         $ui_workdir delete 0.0 end
 848         set last_clicked {}
 849
 850         set file_lists($ui_index) [list]
 851         set file_lists($ui_workdir) [list]
 852
 853         foreach path [lsort [array names file_states]] {
 854                 set s $file_states($path)
 855                 set m [lindex $s 0]
 856                 set icon_name [lindex $s 1]
 857
 858                 set s [string index $m 0]
 859                 if {$s ne {U} && $s ne {_}} {
 860                         display_all_files_helper $ui_index $path \
 861                                 $icon_name $s
 862                 }
 863
 864                 if {[string index $m 0] eq {U}} {
 865                         set s U
 866                 } else {
 867                         set s [string index $m 1]
 868                 }
 869                 if {$s ne {_}} {
 870                         display_all_files_helper $ui_workdir $path \
 871                                 $icon_name $s
 872                 }
 873         }
 874
 875         $ui_index conf -state disabled
 876         $ui_workdir conf -state disabled
 877 }
 878
 879 ######################################################################
 880 ##
 881 ## icons
 882
 883 set filemask {
 884 #define mask_width 14
 885 #define mask_height 15
 886 static unsigned char mask_bits[] = {
 887    0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f,
 888    0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f,
 889    0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f};
 890 }
 891
 892 image create bitmap file_plain -background white -foreground black -data {
 893 #define plain_width 14
 894 #define plain_height 15
 895 static unsigned char plain_bits[] = {
 896    0xfe, 0x01, 0x02, 0x03, 0x02, 0x05, 0x02, 0x09, 0x02, 0x1f, 0x02, 0x10,
 897    0x02, 0x10, 0x02, 0x10, 0x02, 0x10, 0x02, 0x10, 0x02, 0x10, 0x02, 0x10,
 898    0x02, 0x10, 0x02, 0x10, 0xfe, 0x1f};
 899 } -maskdata $filemask
 900
 901 image create bitmap file_mod -background white -foreground blue -data {
 902 #define mod_width 14
 903 #define mod_height 15
 904 static unsigned char mod_bits[] = {
 905    0xfe, 0x01, 0x02, 0x03, 0x7a, 0x05, 0x02, 0x09, 0x7a, 0x1f, 0x02, 0x10,
 906    0xfa, 0x17, 0x02, 0x10, 0xfa, 0x17, 0x02, 0x10, 0xfa, 0x17, 0x02, 0x10,
 907    0xfa, 0x17, 0x02, 0x10, 0xfe, 0x1f};
 908 } -maskdata $filemask
 909
 910 image create bitmap file_fulltick -background white -foreground "#007000" -data {
 911 #define file_fulltick_width 14
 912 #define file_fulltick_height 15
 913 static unsigned char file_fulltick_bits[] = {
 914    0xfe, 0x01, 0x02, 0x1a, 0x02, 0x0c, 0x02, 0x0c, 0x02, 0x16, 0x02, 0x16,
 915    0x02, 0x13, 0x00, 0x13, 0x86, 0x11, 0x8c, 0x11, 0xd8, 0x10, 0xf2, 0x10,
 916    0x62, 0x10, 0x02, 0x10, 0xfe, 0x1f};
 917 } -maskdata $filemask
 918
 919 image create bitmap file_parttick -background white -foreground "#005050" -data {
 920 #define parttick_width 14
 921 #define parttick_height 15
 922 static unsigned char parttick_bits[] = {
 923    0xfe, 0x01, 0x02, 0x03, 0x7a, 0x05, 0x02, 0x09, 0x7a, 0x1f, 0x02, 0x10,
 924    0x7a, 0x14, 0x02, 0x16, 0x02, 0x13, 0x8a, 0x11, 0xda, 0x10, 0x72, 0x10,
 925    0x22, 0x10, 0x02, 0x10, 0xfe, 0x1f};
 926 } -maskdata $filemask
 927
 928 image create bitmap file_question -background white -foreground black -data {
 929 #define file_question_width 14
 930 #define file_question_height 15
 931 static unsigned char file_question_bits[] = {
 932    0xfe, 0x01, 0x02, 0x02, 0xe2, 0x04, 0xf2, 0x09, 0x1a, 0x1b, 0x0a, 0x13,
 933    0x82, 0x11, 0xc2, 0x10, 0x62, 0x10, 0x62, 0x10, 0x02, 0x10, 0x62, 0x10,
 934    0x62, 0x10, 0x02, 0x10, 0xfe, 0x1f};
 935 } -maskdata $filemask
 936
 937 image create bitmap file_removed -background white -foreground red -data {
 938 #define file_removed_width 14
 939 #define file_removed_height 15
 940 static unsigned char file_removed_bits[] = {
 941    0xfe, 0x01, 0x02, 0x03, 0x02, 0x05, 0x02, 0x09, 0x02, 0x1f, 0x02, 0x10,
 942    0x1a, 0x16, 0x32, 0x13, 0xe2, 0x11, 0xc2, 0x10, 0xe2, 0x11, 0x32, 0x13,
 943    0x1a, 0x16, 0x02, 0x10, 0xfe, 0x1f};
 944 } -maskdata $filemask
 945
 946 image create bitmap file_merge -background white -foreground blue -data {
 947 #define file_merge_width 14
 948 #define file_merge_height 15
 949 static unsigned char file_merge_bits[] = {
 950    0xfe, 0x01, 0x02, 0x03, 0x62, 0x05, 0x62, 0x09, 0x62, 0x1f, 0x62, 0x10,
 951    0xfa, 0x11, 0xf2, 0x10, 0x62, 0x10, 0x02, 0x10, 0xfa, 0x17, 0x02, 0x10,
 952    0xfa, 0x17, 0x02, 0x10, 0xfe, 0x1f};
 953 } -maskdata $filemask
 954
 955 set file_dir_data {
 956 #define file_width 18
 957 #define file_height 18
 958 static unsigned char file_bits[] = {
 959   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xf8, 0x03, 0x00,
 960   0x0c, 0x03, 0x00, 0x04, 0xfe, 0x00, 0x06, 0x80, 0x00, 0xff, 0x9f, 0x00,
 961   0x03, 0x98, 0x00, 0x02, 0x90, 0x00, 0x06, 0xb0, 0x00, 0x04, 0xa0, 0x00,
 962   0x0c, 0xe0, 0x00, 0x08, 0xc0, 0x00, 0xf8, 0xff, 0x00, 0x00, 0x00, 0x00,
 963   0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
 964 }
 965 image create bitmap file_dir -background white -foreground blue \
 966         -data $file_dir_data -maskdata $file_dir_data
 967 unset file_dir_data
 968
 969 set file_uplevel_data {
 970 #define up_width 15
 971 #define up_height 15
 972 static unsigned char up_bits[] = {
 973   0x80, 0x00, 0xc0, 0x01, 0xe0, 0x03, 0xf0, 0x07, 0xf8, 0x0f, 0xfc, 0x1f,
 974   0xfe, 0x3f, 0xc0, 0x01, 0xc0, 0x01, 0xc0, 0x01, 0xc0, 0x01, 0xc0, 0x01,
 975   0xc0, 0x01, 0xc0, 0x01, 0x00, 0x00};
 976 }
 977 image create bitmap file_uplevel -background white -foreground red \
 978         -data $file_uplevel_data -maskdata $file_uplevel_data
 979 unset file_uplevel_data
 980
 981 set ui_index .vpane.files.index.list
 982 set ui_workdir .vpane.files.workdir.list
 983
 984 set all_icons(_$ui_index)   file_plain
 985 set all_icons(A$ui_index)   file_fulltick
 986 set all_icons(M$ui_index)   file_fulltick
 987 set all_icons(D$ui_index)   file_removed
 988 set all_icons(U$ui_index)   file_merge
 989
 990 set all_icons(_$ui_workdir) file_plain
 991 set all_icons(M$ui_workdir) file_mod
 992 set all_icons(D$ui_workdir) file_question
 993 set all_icons(U$ui_workdir) file_merge
 994 set all_icons(O$ui_workdir) file_plain
 995
 996 set max_status_desc 0
 997 foreach i {
 998                 {__ "Unmodified"}
 999
1000                 {_M "Modified, not staged"}
1001                 {M_ "Staged for commit"}
1002                 {MM "Portions staged for commit"}
1003                 {MD "Staged for commit, missing"}
1004
1005                 {_O "Untracked, not staged"}
1006                 {A_ "Staged for commit"}
1007                 {AM "Portions staged for commit"}
1008                 {AD "Staged for commit, missing"}
1009
1010                 {_D "Missing"}
1011                 {D_ "Staged for removal"}
1012                 {DO "Staged for removal, still present"}
1013
1014                 {U_ "Requires merge resolution"}
1015                 {UU "Requires merge resolution"}
1016                 {UM "Requires merge resolution"}
1017                 {UD "Requires merge resolution"}
1018         } {
1019         if {$max_status_desc < [string length [lindex $i 1]]} {
1020                 set max_status_desc [string length [lindex $i 1]]
1021         }
1022         set all_descs([lindex $i 0]) [lindex $i 1]
1023 }
1024 unset i
1025
1026 ######################################################################
1027 ##
1028 ## util
1029
1030 proc bind_button3 {w cmd} {
1031         bind $w <Any-Button-3> $cmd
1032         if {[is_MacOSX]} {
1033                 bind $w <Control-Button-1> $cmd
1034         }
1035 }
1036
1037 proc scrollbar2many {list mode args} {
1038         foreach w $list {eval $w $mode $args}
1039 }
1040
1041 proc many2scrollbar {list mode sb top bottom} {
1042         $sb set $top $bottom
1043         foreach w $list {$w $mode moveto $top}
1044 }
1045
1046 proc incr_font_size {font {amt 1}} {
1047         set sz [font configure $font -size]
1048         incr sz $amt
1049         font configure $font -size $sz
1050         font configure ${font}bold -size $sz
1051         font configure ${font}italic -size $sz
1052 }
1053
1054 ######################################################################
1055 ##
1056 ## ui commands
1057
1058 set starting_gitk_msg {Starting gitk... please wait...}
1059
1060 proc do_gitk {revs} {
1061         global env ui_status_value starting_gitk_msg
1062
1063         # -- Always start gitk through whatever we were loaded with.  This
1064         #    lets us bypass using shell process on Windows systems.
1065         #
1066         set cmd [list [info nameofexecutable]]
1067         lappend cmd [gitexec gitk]
1068         if {$revs ne {}} {
1069                 append cmd { }
1070                 append cmd $revs
1071         }
1072
1073         if {[catch {eval exec $cmd &} err]} {
1074                 error_popup "Failed to start gitk:\n\n$err"
1075         } else {
1076                 set ui_status_value $starting_gitk_msg
1077                 after 10000 {
1078                         if {$ui_status_value eq $starting_gitk_msg} {
1079                                 set ui_status_value {Ready.}
1080                         }
1081                 }
1082         }
1083 }
1084
1085 set is_quitting 0
1086
1087 proc do_quit {} {
1088         global ui_comm is_quitting repo_config commit_type
1089
1090         if {$is_quitting} return
1091         set is_quitting 1
1092
1093         if {[winfo exists $ui_comm]} {
1094                 # -- Stash our current commit buffer.
1095                 #
1096                 set save [gitdir GITGUI_MSG]
1097                 set msg [string trim [$ui_comm get 0.0 end]]
1098                 regsub -all -line {[ \r\t]+$} $msg {} msg
1099                 if {(![string match amend* $commit_type]
1100                         || [$ui_comm edit modified])
1101                         && $msg ne {}} {
1102                         catch {
1103                                 set fd [open $save w]
1104                                 puts -nonewline $fd $msg
1105                                 close $fd
1106                         }
1107                 } else {
1108                         catch {file delete $save}
1109                 }
1110
1111                 # -- Stash our current window geometry into this repository.
1112                 #
1113                 set cfg_geometry [list]
1114                 lappend cfg_geometry [wm geometry .]
1115                 lappend cfg_geometry [lindex [.vpane sash coord 0] 1]
1116                 lappend cfg_geometry [lindex [.vpane.files sash coord 0] 0]
1117                 if {[catch {set rc_geometry $repo_config(gui.geometry)}]} {
1118                         set rc_geometry {}
1119                 }
1120                 if {$cfg_geometry ne $rc_geometry} {
1121                         catch {git config gui.geometry $cfg_geometry}
1122                 }
1123         }
1124
1125         destroy .
1126 }
1127
1128 proc do_rescan {} {
1129         rescan {set ui_status_value {Ready.}}
1130 }
1131
1132 proc do_commit {} {
1133         commit_tree
1134 }
1135
1136 proc toggle_or_diff {w x y} {
1137         global file_states file_lists current_diff_path ui_index ui_workdir
1138         global last_clicked selected_paths
1139
1140         set pos [split [$w index @$x,$y] .]
1141         set lno [lindex $pos 0]
1142         set col [lindex $pos 1]
1143         set path [lindex $file_lists($w) [expr {$lno - 1}]]
1144         if {$path eq {}} {
1145                 set last_clicked {}
1146                 return
1147         }
1148
1149         set last_clicked [list $w $lno]
1150         array unset selected_paths
1151         $ui_index tag remove in_sel 0.0 end
1152         $ui_workdir tag remove in_sel 0.0 end
1153
1154         if {$col == 0} {
1155                 if {$current_diff_path eq $path} {
1156                         set after {reshow_diff;}
1157                 } else {
1158                         set after {}
1159                 }
1160                 if {$w eq $ui_index} {
1161                         update_indexinfo \
1162                                 "Unstaging [short_path $path] from commit" \
1163                                 [list $path] \
1164                                 [concat $after {set ui_status_value {Ready.}}]
1165                 } elseif {$w eq $ui_workdir} {
1166                         update_index \
1167                                 "Adding [short_path $path]" \
1168                                 [list $path] \
1169                                 [concat $after {set ui_status_value {Ready.}}]
1170                 }
1171         } else {
1172                 show_diff $path $w $lno
1173         }
1174 }
1175
1176 proc add_one_to_selection {w x y} {
1177         global file_lists last_clicked selected_paths
1178
1179         set lno [lindex [split [$w index @$x,$y] .] 0]
1180         set path [lindex $file_lists($w) [expr {$lno - 1}]]
1181         if {$path eq {}} {
1182                 set last_clicked {}
1183                 return
1184         }
1185
1186         if {$last_clicked ne {}
1187                 && [lindex $last_clicked 0] ne $w} {
1188                 array unset selected_paths
1189                 [lindex $last_clicked 0] tag remove in_sel 0.0 end
1190         }
1191
1192         set last_clicked [list $w $lno]
1193         if {[catch {set in_sel $selected_paths($path)}]} {
1194                 set in_sel 0
1195         }
1196         if {$in_sel} {
1197                 unset selected_paths($path)
1198                 $w tag remove in_sel $lno.0 [expr {$lno + 1}].0
1199         } else {
1200                 set selected_paths($path) 1
1201                 $w tag add in_sel $lno.0 [expr {$lno + 1}].0
1202         }
1203 }
1204
1205 proc add_range_to_selection {w x y} {
1206         global file_lists last_clicked selected_paths
1207
1208         if {[lindex $last_clicked 0] ne $w} {
1209                 toggle_or_diff $w $x $y
1210                 return
1211         }
1212
1213         set lno [lindex [split [$w index @$x,$y] .] 0]
1214         set lc [lindex $last_clicked 1]
1215         if {$lc < $lno} {
1216                 set begin $lc
1217                 set end $lno
1218         } else {
1219                 set begin $lno
1220                 set end $lc
1221         }
1222
1223         foreach path [lrange $file_lists($w) \
1224                 [expr {$begin - 1}] \
1225                 [expr {$end - 1}]] {
1226                 set selected_paths($path) 1
1227         }
1228         $w tag add in_sel $begin.0 [expr {$end + 1}].0
1229 }
1230
1231 ######################################################################
1232 ##
1233 ## config defaults
1234
1235 set cursor_ptr arrow
1236 font create font_diff -family Courier -size 10
1237 font create font_ui
1238 catch {
1239         label .dummy
1240         eval font configure font_ui [font actual [.dummy cget -font]]
1241         destroy .dummy
1242 }
1243
1244 font create font_uiitalic
1245 font create font_uibold
1246 font create font_diffbold
1247 font create font_diffitalic
1248
1249 foreach class {Button Checkbutton Entry Label
1250                 Labelframe Listbox Menu Message
1251                 Radiobutton Spinbox Text} {
1252         option add *$class.font font_ui
1253 }
1254 unset class
1255
1256 if {[is_Windows] || [is_MacOSX]} {
1257         option add *Menu.tearOff 0
1258 }
1259
1260 if {[is_MacOSX]} {
1261         set M1B M1
1262         set M1T Cmd
1263 } else {
1264         set M1B Control
1265         set M1T Ctrl
1266 }
1267
1268 proc apply_config {} {
1269         global repo_config font_descs
1270
1271         foreach option $font_descs {
1272                 set name [lindex $option 0]
1273                 set font [lindex $option 1]
1274                 if {[catch {
1275                         foreach {cn cv} $repo_config(gui.$name) {
1276                                 font configure $font $cn $cv
1277                         }
1278                         } err]} {
1279                         error_popup "Invalid font specified in gui.$name:\n\n$err"
1280                 }
1281                 foreach {cn cv} [font configure $font] {
1282                         font configure ${font}bold $cn $cv
1283                         font configure ${font}italic $cn $cv
1284                 }
1285                 font configure ${font}bold -weight bold
1286                 font configure ${font}italic -slant italic
1287         }
1288 }
1289
1290 set default_config(merge.diffstat) true
1291 set default_config(merge.summary) false
1292 set default_config(merge.verbosity) 2
1293 set default_config(user.name) {}
1294 set default_config(user.email) {}
1295
1296 set default_config(gui.pruneduringfetch) false
1297 set default_config(gui.trustmtime) false
1298 set default_config(gui.diffcontext) 5
1299 set default_config(gui.newbranchtemplate) {}
1300 set default_config(gui.fontui) [font configure font_ui]
1301 set default_config(gui.fontdiff) [font configure font_diff]
1302 set font_descs {
1303         {fontui   font_ui   {Main Font}}
1304         {fontdiff font_diff {Diff/Console Font}}
1305 }
1306 load_config 0
1307 apply_config
1308
1309 ######################################################################
1310 ##
1311 ## feature option selection
1312
1313 if {[regexp {^git-(.+)$} [appname] _junk subcommand]} {
1314         unset _junk
1315 } else {
1316         set subcommand gui
1317 }
1318 if {$subcommand eq {gui.sh}} {
1319         set subcommand gui
1320 }
1321 if {$subcommand eq {gui} && [llength $argv] > 0} {
1322         set subcommand [lindex $argv 0]
1323         set argv [lrange $argv 1 end]
1324 }
1325
1326 enable_option multicommit
1327 enable_option branch
1328 enable_option transport
1329
1330 switch -- $subcommand {
1331 browser -
1332 blame {
1333         disable_option multicommit
1334         disable_option branch
1335         disable_option transport
1336 }
1337 citool {
1338         enable_option singlecommit
1339
1340         disable_option multicommit
1341         disable_option branch
1342         disable_option transport
1343 }
1344 }
1345
1346 ######################################################################
1347 ##
1348 ## ui construction
1349
1350 set ui_comm {}
1351
1352 # -- Menu Bar
1353 #
1354 menu .mbar -tearoff 0
1355 .mbar add cascade -label Repository -menu .mbar.repository
1356 .mbar add cascade -label Edit -menu .mbar.edit
1357 if {[is_enabled branch]} {
1358         .mbar add cascade -label Branch -menu .mbar.branch
1359 }
1360 if {[is_enabled multicommit] || [is_enabled singlecommit]} {
1361         .mbar add cascade -label Commit -menu .mbar.commit
1362 }
1363 if {[is_enabled transport]} {
1364         .mbar add cascade -label Merge -menu .mbar.merge
1365         .mbar add cascade -label Fetch -menu .mbar.fetch
1366         .mbar add cascade -label Push -menu .mbar.push
1367 }
1368 . configure -menu .mbar
1369
1370 # -- Repository Menu
1371 #
1372 menu .mbar.repository
1373
1374 .mbar.repository add command \
1375         -label {Browse Current Branch} \
1376         -command {browser::new $current_branch}
1377 trace add variable current_branch write ".mbar.repository entryconf [.mbar.repository index last] -label \"Browse \$current_branch\" ;#"
1378 .mbar.repository add separator
1379
1380 .mbar.repository add command \
1381         -label {Visualize Current Branch} \
1382         -command {do_gitk $current_branch}
1383 trace add variable current_branch write ".mbar.repository entryconf [.mbar.repository index last] -label \"Visualize \$current_branch\" ;#"
1384 .mbar.repository add command \
1385         -label {Visualize All Branches} \
1386         -command {do_gitk --all}
1387 .mbar.repository add separator
1388
1389 if {[is_enabled multicommit]} {
1390         .mbar.repository add command -label {Database Statistics} \
1391                 -command do_stats
1392
1393         .mbar.repository add command -label {Compress Database} \
1394                 -command do_gc
1395
1396         .mbar.repository add command -label {Verify Database} \
1397                 -command do_fsck_objects
1398
1399         .mbar.repository add separator
1400
1401         if {[is_Cygwin]} {
1402                 .mbar.repository add command \
1403                         -label {Create Desktop Icon} \
1404                         -command do_cygwin_shortcut
1405         } elseif {[is_Windows]} {
1406                 .mbar.repository add command \
1407                         -label {Create Desktop Icon} \
1408                         -command do_windows_shortcut
1409         } elseif {[is_MacOSX]} {
1410                 .mbar.repository add command \
1411                         -label {Create Desktop Icon} \
1412                         -command do_macosx_app
1413         }
1414 }
1415
1416 .mbar.repository add command -label Quit \
1417         -command do_quit \
1418         -accelerator $M1T-Q
1419
1420 # -- Edit Menu
1421 #
1422 menu .mbar.edit
1423 .mbar.edit add command -label Undo \
1424         -command {catch {[focus] edit undo}} \
1425         -accelerator $M1T-Z
1426 .mbar.edit add command -label Redo \
1427         -command {catch {[focus] edit redo}} \
1428         -accelerator $M1T-Y
1429 .mbar.edit add separator
1430 .mbar.edit add command -label Cut \
1431         -command {catch {tk_textCut [focus]}} \
1432         -accelerator $M1T-X
1433 .mbar.edit add command -label Copy \
1434         -command {catch {tk_textCopy [focus]}} \
1435         -accelerator $M1T-C
1436 .mbar.edit add command -label Paste \
1437         -command {catch {tk_textPaste [focus]; [focus] see insert}} \
1438         -accelerator $M1T-V
1439 .mbar.edit add command -label Delete \
1440         -command {catch {[focus] delete sel.first sel.last}} \
1441         -accelerator Del
1442 .mbar.edit add separator
1443 .mbar.edit add command -label {Select All} \
1444         -command {catch {[focus] tag add sel 0.0 end}} \
1445         -accelerator $M1T-A
1446
1447 # -- Branch Menu
1448 #
1449 if {[is_enabled branch]} {
1450         menu .mbar.branch
1451
1452         .mbar.branch add command -label {Create...} \
1453                 -command do_create_branch \
1454                 -accelerator $M1T-N
1455         lappend disable_on_lock [list .mbar.branch entryconf \
1456                 [.mbar.branch index last] -state]
1457
1458         .mbar.branch add command -label {Rename...} \
1459                 -command branch_rename::dialog
1460         lappend disable_on_lock [list .mbar.branch entryconf \
1461                 [.mbar.branch index last] -state]
1462
1463         .mbar.branch add command -label {Delete...} \
1464                 -command do_delete_branch
1465         lappend disable_on_lock [list .mbar.branch entryconf \
1466                 [.mbar.branch index last] -state]
1467
1468         .mbar.branch add command -label {Reset...} \
1469                 -command merge::reset_hard
1470         lappend disable_on_lock [list .mbar.branch entryconf \
1471                 [.mbar.branch index last] -state]
1472 }
1473
1474 # -- Commit Menu
1475 #
1476 if {[is_enabled multicommit] || [is_enabled singlecommit]} {
1477         menu .mbar.commit
1478
1479         .mbar.commit add radiobutton \
1480                 -label {New Commit} \
1481                 -command do_select_commit_type \
1482                 -variable selected_commit_type \
1483                 -value new
1484         lappend disable_on_lock \
1485                 [list .mbar.commit entryconf [.mbar.commit index last] -state]
1486
1487         .mbar.commit add radiobutton \
1488                 -label {Amend Last Commit} \
1489                 -command do_select_commit_type \
1490                 -variable selected_commit_type \
1491                 -value amend
1492         lappend disable_on_lock \
1493                 [list .mbar.commit entryconf [.mbar.commit index last] -state]
1494
1495         .mbar.commit add separator
1496
1497         .mbar.commit add command -label Rescan \
1498                 -command do_rescan \
1499                 -accelerator F5
1500         lappend disable_on_lock \
1501                 [list .mbar.commit entryconf [.mbar.commit index last] -state]
1502
1503         .mbar.commit add command -label {Add To Commit} \
1504                 -command do_add_selection
1505         lappend disable_on_lock \
1506                 [list .mbar.commit entryconf [.mbar.commit index last] -state]
1507
1508         .mbar.commit add command -label {Add Existing To Commit} \
1509                 -command do_add_all \
1510                 -accelerator $M1T-I
1511         lappend disable_on_lock \
1512                 [list .mbar.commit entryconf [.mbar.commit index last] -state]
1513
1514         .mbar.commit add command -label {Unstage From Commit} \
1515                 -command do_unstage_selection
1516         lappend disable_on_lock \
1517                 [list .mbar.commit entryconf [.mbar.commit index last] -state]
1518
1519         .mbar.commit add command -label {Revert Changes} \
1520                 -command do_revert_selection
1521         lappend disable_on_lock \
1522                 [list .mbar.commit entryconf [.mbar.commit index last] -state]
1523
1524         .mbar.commit add separator
1525
1526         .mbar.commit add command -label {Sign Off} \
1527                 -command do_signoff \
1528                 -accelerator $M1T-S
1529
1530         .mbar.commit add command -label Commit \
1531                 -command do_commit \
1532                 -accelerator $M1T-Return
1533         lappend disable_on_lock \
1534                 [list .mbar.commit entryconf [.mbar.commit index last] -state]
1535 }
1536
1537 # -- Merge Menu
1538 #
1539 if {[is_enabled branch]} {
1540         menu .mbar.merge
1541         .mbar.merge add command -label {Local Merge...} \
1542                 -command merge::dialog
1543         lappend disable_on_lock \
1544                 [list .mbar.merge entryconf [.mbar.merge index last] -state]
1545         .mbar.merge add command -label {Abort Merge...} \
1546                 -command merge::reset_hard
1547         lappend disable_on_lock \
1548                 [list .mbar.merge entryconf [.mbar.merge index last] -state]
1549
1550 }
1551
1552 # -- Transport Menu
1553 #
1554 if {[is_enabled transport]} {
1555         menu .mbar.fetch
1556
1557         menu .mbar.push
1558         .mbar.push add command -label {Push...} \
1559                 -command do_push_anywhere
1560         .mbar.push add command -label {Delete...} \
1561                 -command remote_branch_delete::dialog
1562 }
1563
1564 if {[is_MacOSX]} {
1565         # -- Apple Menu (Mac OS X only)
1566         #
1567         .mbar add cascade -label Apple -menu .mbar.apple
1568         menu .mbar.apple
1569
1570         .mbar.apple add command -label "About [appname]" \
1571                 -command do_about
1572         .mbar.apple add command -label "Options..." \
1573                 -command do_options
1574 } else {
1575         # -- Edit Menu
1576         #
1577         .mbar.edit add separator
1578         .mbar.edit add command -label {Options...} \
1579                 -command do_options
1580
1581         # -- Tools Menu
1582         #
1583         if {[file exists /usr/local/miga/lib/gui-miga]
1584                 && [file exists .pvcsrc]} {
1585         proc do_miga {} {
1586                 global ui_status_value
1587                 if {![lock_index update]} return
1588                 set cmd [list sh --login -c "/usr/local/miga/lib/gui-miga \"[pwd]\""]
1589                 set miga_fd [open "|$cmd" r]
1590                 fconfigure $miga_fd -blocking 0
1591                 fileevent $miga_fd readable [list miga_done $miga_fd]
1592                 set ui_status_value {Running miga...}
1593         }
1594         proc miga_done {fd} {
1595                 read $fd 512
1596                 if {[eof $fd]} {
1597                         close $fd
1598                         unlock_index
1599                         rescan [list set ui_status_value {Ready.}]
1600                 }
1601         }
1602         .mbar add cascade -label Tools -menu .mbar.tools
1603         menu .mbar.tools
1604         .mbar.tools add command -label "Migrate" \
1605                 -command do_miga
1606         lappend disable_on_lock \
1607                 [list .mbar.tools entryconf [.mbar.tools index last] -state]
1608         }
1609 }
1610
1611 # -- Help Menu
1612 #
1613 .mbar add cascade -label Help -menu .mbar.help
1614 menu .mbar.help
1615
1616 if {![is_MacOSX]} {
1617         .mbar.help add command -label "About [appname]" \
1618                 -command do_about
1619 }
1620
1621 set browser {}
1622 catch {set browser $repo_config(instaweb.browser)}
1623 set doc_path [file dirname [gitexec]]
1624 set doc_path [file join $doc_path Documentation index.html]
1625
1626 if {[is_Cygwin]} {
1627         set doc_path [exec cygpath --mixed $doc_path]
1628 }
1629
1630 if {$browser eq {}} {
1631         if {[is_MacOSX]} {
1632                 set browser open
1633         } elseif {[is_Cygwin]} {
1634                 set program_files [file dirname [exec cygpath --windir]]
1635                 set program_files [file join $program_files {Program Files}]
1636                 set firefox [file join $program_files {Mozilla Firefox} firefox.exe]
1637                 set ie [file join $program_files {Internet Explorer} IEXPLORE.EXE]
1638                 if {[file exists $firefox]} {
1639                         set browser $firefox
1640                 } elseif {[file exists $ie]} {
1641                         set browser $ie
1642                 }
1643                 unset program_files firefox ie
1644         }
1645 }
1646
1647 if {[file isfile $doc_path]} {
1648         set doc_url "file:$doc_path"
1649 } else {
1650         set doc_url {http://www.kernel.org/pub/software/scm/git/docs/}
1651 }
1652
1653 if {$browser ne {}} {
1654         .mbar.help add command -label {Online Documentation} \
1655                 -command [list exec $browser $doc_url &]
1656 }
1657 unset browser doc_path doc_url
1658
1659 # -- Standard bindings
1660 #
1661 wm protocol . WM_DELETE_WINDOW do_quit
1662 bind all <$M1B-Key-q> do_quit
1663 bind all <$M1B-Key-Q> do_quit
1664 bind all <$M1B-Key-w> {destroy [winfo toplevel %W]}
1665 bind all <$M1B-Key-W> {destroy [winfo toplevel %W]}
1666
1667 set subcommand_args {}
1668 proc usage {} {
1669         puts stderr "usage: $::argv0 $::subcommand $::subcommand_args"
1670         exit 1
1671 }
1672
1673 # -- Not a normal commit type invocation?  Do that instead!
1674 #
1675 switch -- $subcommand {
1676 browser {
1677         set subcommand_args {rev?}
1678         switch [llength $argv] {
1679         0 { set current_branch [current-branch] }
1680         1 { set current_branch [lindex $argv 0] }
1681         default usage
1682         }
1683         browser::new $current_branch
1684         return
1685 }
1686 blame {
1687         set subcommand_args {rev? path?}
1688         set head {}
1689         set path {}
1690         set is_path 0
1691         foreach a $argv {
1692                 if {$is_path || [file exists $_prefix$a]} {
1693                         if {$path ne {}} usage
1694                         set path $_prefix$a
1695                         break
1696                 } elseif {$a eq {--}} {
1697                         if {$path ne {}} {
1698                                 if {$head ne {}} usage
1699                                 set head $path
1700                                 set path {}
1701                         }
1702                         set is_path 1
1703                 } elseif {$head eq {}} {
1704                         if {$head ne {}} usage
1705                         set head $a
1706                 } else {
1707                         usage
1708                 }
1709         }
1710         unset is_path
1711
1712         if {$head eq {}} {
1713                 set current_branch [current-branch]
1714         } else {
1715                 set current_branch $head
1716         }
1717
1718         if {$path eq {}} usage
1719         blame::new $head $path
1720         return
1721 }
1722 citool -
1723 gui {
1724         if {[llength $argv] != 0} {
1725                 puts -nonewline stderr "usage: $argv0"
1726                 if {$subcommand ne {gui} && [appname] ne "git-$subcommand"} {
1727                         puts -nonewline stderr " $subcommand"
1728                 }
1729                 puts stderr {}
1730                 exit 1
1731         }
1732         # fall through to setup UI for commits
1733 }
1734 default {
1735         puts stderr "usage: $argv0 \[{blame|browser|citool}\]"
1736         exit 1
1737 }
1738 }
1739
1740 # -- Branch Control
1741 #
1742 frame .branch \
1743         -borderwidth 1 \
1744         -relief sunken
1745 label .branch.l1 \
1746         -text {Current Branch:} \
1747         -anchor w \
1748         -justify left
1749 label .branch.cb \
1750         -textvariable current_branch \
1751         -anchor w \
1752         -justify left
1753 pack .branch.l1 -side left
1754 pack .branch.cb -side left -fill x
1755 pack .branch -side top -fill x
1756
1757 # -- Main Window Layout
1758 #
1759 panedwindow .vpane -orient vertical
1760 panedwindow .vpane.files -orient horizontal
1761 .vpane add .vpane.files -sticky nsew -height 100 -width 200
1762 pack .vpane -anchor n -side top -fill both -expand 1
1763
1764 # -- Index File List
1765 #
1766 frame .vpane.files.index -height 100 -width 200
1767 label .vpane.files.index.title -text {Staged Changes (Will Be Committed)} \
1768         -background lightgreen
1769 text $ui_index -background white -borderwidth 0 \
1770         -width 20 -height 10 \
1771         -wrap none \
1772         -cursor $cursor_ptr \
1773         -xscrollcommand {.vpane.files.index.sx set} \
1774         -yscrollcommand {.vpane.files.index.sy set} \
1775         -state disabled
1776 scrollbar .vpane.files.index.sx -orient h -command [list $ui_index xview]
1777 scrollbar .vpane.files.index.sy -orient v -command [list $ui_index yview]
1778 pack .vpane.files.index.title -side top -fill x
1779 pack .vpane.files.index.sx -side bottom -fill x
1780 pack .vpane.files.index.sy -side right -fill y
1781 pack $ui_index -side left -fill both -expand 1
1782 .vpane.files add .vpane.files.index -sticky nsew
1783
1784 # -- Working Directory File List
1785 #
1786 frame .vpane.files.workdir -height 100 -width 200
1787 label .vpane.files.workdir.title -text {Unstaged Changes (Will Not Be Committed)} \
1788         -background lightsalmon
1789 text $ui_workdir -background white -borderwidth 0 \
1790         -width 20 -height 10 \
1791         -wrap none \
1792         -cursor $cursor_ptr \
1793         -xscrollcommand {.vpane.files.workdir.sx set} \
1794         -yscrollcommand {.vpane.files.workdir.sy set} \
1795         -state disabled
1796 scrollbar .vpane.files.workdir.sx -orient h -command [list $ui_workdir xview]
1797 scrollbar .vpane.files.workdir.sy -orient v -command [list $ui_workdir yview]
1798 pack .vpane.files.workdir.title -side top -fill x
1799 pack .vpane.files.workdir.sx -side bottom -fill x
1800 pack .vpane.files.workdir.sy -side right -fill y
1801 pack $ui_workdir -side left -fill both -expand 1
1802 .vpane.files add .vpane.files.workdir -sticky nsew
1803
1804 foreach i [list $ui_index $ui_workdir] {
1805         $i tag conf in_diff -background lightgray
1806         $i tag conf in_sel  -background lightgray
1807 }
1808 unset i
1809
1810 # -- Diff and Commit Area
1811 #
1812 frame .vpane.lower -height 300 -width 400
1813 frame .vpane.lower.commarea
1814 frame .vpane.lower.diff -relief sunken -borderwidth 1
1815 pack .vpane.lower.commarea -side top -fill x
1816 pack .vpane.lower.diff -side bottom -fill both -expand 1
1817 .vpane add .vpane.lower -sticky nsew
1818
1819 # -- Commit Area Buttons
1820 #
1821 frame .vpane.lower.commarea.buttons
1822 label .vpane.lower.commarea.buttons.l -text {} \
1823         -anchor w \
1824         -justify left
1825 pack .vpane.lower.commarea.buttons.l -side top -fill x
1826 pack .vpane.lower.commarea.buttons -side left -fill y
1827
1828 button .vpane.lower.commarea.buttons.rescan -text {Rescan} \
1829         -command do_rescan
1830 pack .vpane.lower.commarea.buttons.rescan -side top -fill x
1831 lappend disable_on_lock \
1832         {.vpane.lower.commarea.buttons.rescan conf -state}
1833
1834 button .vpane.lower.commarea.buttons.incall -text {Add Existing} \
1835         -command do_add_all
1836 pack .vpane.lower.commarea.buttons.incall -side top -fill x
1837 lappend disable_on_lock \
1838         {.vpane.lower.commarea.buttons.incall conf -state}
1839
1840 button .vpane.lower.commarea.buttons.signoff -text {Sign Off} \
1841         -command do_signoff
1842 pack .vpane.lower.commarea.buttons.signoff -side top -fill x
1843
1844 button .vpane.lower.commarea.buttons.commit -text {Commit} \
1845         -command do_commit
1846 pack .vpane.lower.commarea.buttons.commit -side top -fill x
1847 lappend disable_on_lock \
1848         {.vpane.lower.commarea.buttons.commit conf -state}
1849
1850 # -- Commit Message Buffer
1851 #
1852 frame .vpane.lower.commarea.buffer
1853 frame .vpane.lower.commarea.buffer.header
1854 set ui_comm .vpane.lower.commarea.buffer.t
1855 set ui_coml .vpane.lower.commarea.buffer.header.l
1856 radiobutton .vpane.lower.commarea.buffer.header.new \
1857         -text {New Commit} \
1858         -command do_select_commit_type \
1859         -variable selected_commit_type \
1860         -value new
1861 lappend disable_on_lock \
1862         [list .vpane.lower.commarea.buffer.header.new conf -state]
1863 radiobutton .vpane.lower.commarea.buffer.header.amend \
1864         -text {Amend Last Commit} \
1865         -command do_select_commit_type \
1866         -variable selected_commit_type \
1867         -value amend
1868 lappend disable_on_lock \
1869         [list .vpane.lower.commarea.buffer.header.amend conf -state]
1870 label $ui_coml \
1871         -anchor w \
1872         -justify left
1873 proc trace_commit_type {varname args} {
1874         global ui_coml commit_type
1875         switch -glob -- $commit_type {
1876         initial       {set txt {Initial Commit Message:}}
1877         amend         {set txt {Amended Commit Message:}}
1878         amend-initial {set txt {Amended Initial Commit Message:}}
1879         amend-merge   {set txt {Amended Merge Commit Message:}}
1880         merge         {set txt {Merge Commit Message:}}
1881         *             {set txt {Commit Message:}}
1882         }
1883         $ui_coml conf -text $txt
1884 }
1885 trace add variable commit_type write trace_commit_type
1886 pack $ui_coml -side left -fill x
1887 pack .vpane.lower.commarea.buffer.header.amend -side right
1888 pack .vpane.lower.commarea.buffer.header.new -side right
1889
1890 text $ui_comm -background white -borderwidth 1 \
1891         -undo true \
1892         -maxundo 20 \
1893         -autoseparators true \
1894         -relief sunken \
1895         -width 75 -height 9 -wrap none \
1896         -font font_diff \
1897         -yscrollcommand {.vpane.lower.commarea.buffer.sby set}
1898 scrollbar .vpane.lower.commarea.buffer.sby \
1899         -command [list $ui_comm yview]
1900 pack .vpane.lower.commarea.buffer.header -side top -fill x
1901 pack .vpane.lower.commarea.buffer.sby -side right -fill y
1902 pack $ui_comm -side left -fill y
1903 pack .vpane.lower.commarea.buffer -side left -fill y
1904
1905 # -- Commit Message Buffer Context Menu
1906 #
1907 set ctxm .vpane.lower.commarea.buffer.ctxm
1908 menu $ctxm -tearoff 0
1909 $ctxm add command \
1910         -label {Cut} \
1911         -command {tk_textCut $ui_comm}
1912 $ctxm add command \
1913         -label {Copy} \
1914         -command {tk_textCopy $ui_comm}
1915 $ctxm add command \
1916         -label {Paste} \
1917         -command {tk_textPaste $ui_comm}
1918 $ctxm add command \
1919         -label {Delete} \
1920         -command {$ui_comm delete sel.first sel.last}
1921 $ctxm add separator
1922 $ctxm add command \
1923         -label {Select All} \
1924         -command {focus $ui_comm;$ui_comm tag add sel 0.0 end}
1925 $ctxm add command \
1926         -label {Copy All} \
1927         -command {
1928                 $ui_comm tag add sel 0.0 end
1929                 tk_textCopy $ui_comm
1930                 $ui_comm tag remove sel 0.0 end
1931         }
1932 $ctxm add separator
1933 $ctxm add command \
1934         -label {Sign Off} \
1935         -command do_signoff
1936 bind_button3 $ui_comm "tk_popup $ctxm %X %Y"
1937
1938 # -- Diff Header
1939 #
1940 proc trace_current_diff_path {varname args} {
1941         global current_diff_path diff_actions file_states
1942         if {$current_diff_path eq {}} {
1943                 set s {}
1944                 set f {}
1945                 set p {}
1946                 set o disabled
1947         } else {
1948                 set p $current_diff_path
1949                 set s [mapdesc [lindex $file_states($p) 0] $p]
1950                 set f {File:}
1951                 set p [escape_path $p]
1952                 set o normal
1953         }
1954
1955         .vpane.lower.diff.header.status configure -text $s
1956         .vpane.lower.diff.header.file configure -text $f
1957         .vpane.lower.diff.header.path configure -text $p
1958         foreach w $diff_actions {
1959                 uplevel #0 $w $o
1960         }
1961 }
1962 trace add variable current_diff_path write trace_current_diff_path
1963
1964 frame .vpane.lower.diff.header -background gold
1965 label .vpane.lower.diff.header.status \
1966         -background gold \
1967         -width $max_status_desc \
1968         -anchor w \
1969         -justify left
1970 label .vpane.lower.diff.header.file \
1971         -background gold \
1972         -anchor w \
1973         -justify left
1974 label .vpane.lower.diff.header.path \
1975         -background gold \
1976         -anchor w \
1977         -justify left
1978 pack .vpane.lower.diff.header.status -side left
1979 pack .vpane.lower.diff.header.file -side left
1980 pack .vpane.lower.diff.header.path -fill x
1981 set ctxm .vpane.lower.diff.header.ctxm
1982 menu $ctxm -tearoff 0
1983 $ctxm add command \
1984         -label {Copy} \
1985         -command {
1986                 clipboard clear
1987                 clipboard append \
1988                         -format STRING \
1989                         -type STRING \
1990                         -- $current_diff_path
1991         }
1992 lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
1993 bind_button3 .vpane.lower.diff.header.path "tk_popup $ctxm %X %Y"
1994
1995 # -- Diff Body
1996 #
1997 frame .vpane.lower.diff.body
1998 set ui_diff .vpane.lower.diff.body.t
1999 text $ui_diff -background white -borderwidth 0 \
2000         -width 80 -height 15 -wrap none \
2001         -font font_diff \
2002         -xscrollcommand {.vpane.lower.diff.body.sbx set} \
2003         -yscrollcommand {.vpane.lower.diff.body.sby set} \
2004         -state disabled
2005 scrollbar .vpane.lower.diff.body.sbx -orient horizontal \
2006         -command [list $ui_diff xview]
2007 scrollbar .vpane.lower.diff.body.sby -orient vertical \
2008         -command [list $ui_diff yview]
2009 pack .vpane.lower.diff.body.sbx -side bottom -fill x
2010 pack .vpane.lower.diff.body.sby -side right -fill y
2011 pack $ui_diff -side left -fill both -expand 1
2012 pack .vpane.lower.diff.header -side top -fill x
2013 pack .vpane.lower.diff.body -side bottom -fill both -expand 1
2014
2015 $ui_diff tag conf d_cr -elide true
2016 $ui_diff tag conf d_@ -foreground blue -font font_diffbold
2017 $ui_diff tag conf d_+ -foreground {#00a000}
2018 $ui_diff tag conf d_- -foreground red
2019
2020 $ui_diff tag conf d_++ -foreground {#00a000}
2021 $ui_diff tag conf d_-- -foreground red
2022 $ui_diff tag conf d_+s \
2023         -foreground {#00a000} \
2024         -background {#e2effa}
2025 $ui_diff tag conf d_-s \
2026         -foreground red \
2027         -background {#e2effa}
2028 $ui_diff tag conf d_s+ \
2029         -foreground {#00a000} \
2030         -background ivory1
2031 $ui_diff tag conf d_s- \
2032         -foreground red \
2033         -background ivory1
2034
2035 $ui_diff tag conf d<<<<<<< \
2036         -foreground orange \
2037         -font font_diffbold
2038 $ui_diff tag conf d======= \
2039         -foreground orange \
2040         -font font_diffbold
2041 $ui_diff tag conf d>>>>>>> \
2042         -foreground orange \
2043         -font font_diffbold
2044
2045 $ui_diff tag raise sel
2046
2047 # -- Diff Body Context Menu
2048 #
2049 set ctxm .vpane.lower.diff.body.ctxm
2050 menu $ctxm -tearoff 0
2051 $ctxm add command \
2052         -label {Refresh} \
2053         -command reshow_diff
2054 lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2055 $ctxm add command \
2056         -label {Copy} \
2057         -command {tk_textCopy $ui_diff}
2058 lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2059 $ctxm add command \
2060         -label {Select All} \
2061         -command {focus $ui_diff;$ui_diff tag add sel 0.0 end}
2062 lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2063 $ctxm add command \
2064         -label {Copy All} \
2065         -command {
2066                 $ui_diff tag add sel 0.0 end
2067                 tk_textCopy $ui_diff
2068                 $ui_diff tag remove sel 0.0 end
2069         }
2070 lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2071 $ctxm add separator
2072 $ctxm add command \
2073         -label {Apply/Reverse Hunk} \
2074         -command {apply_hunk $cursorX $cursorY}
2075 set ui_diff_applyhunk [$ctxm index last]
2076 lappend diff_actions [list $ctxm entryconf $ui_diff_applyhunk -state]
2077 $ctxm add separator
2078 $ctxm add command \
2079         -label {Decrease Font Size} \
2080         -command {incr_font_size font_diff -1}
2081 lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2082 $ctxm add command \
2083         -label {Increase Font Size} \
2084         -command {incr_font_size font_diff 1}
2085 lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2086 $ctxm add separator
2087 $ctxm add command \
2088         -label {Show Less Context} \
2089         -command {if {$repo_config(gui.diffcontext) >= 1} {
2090                 incr repo_config(gui.diffcontext) -1
2091                 reshow_diff
2092         }}
2093 lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2094 $ctxm add command \
2095         -label {Show More Context} \
2096         -command {if {$repo_config(gui.diffcontext) < 99} {
2097                 incr repo_config(gui.diffcontext)
2098                 reshow_diff
2099         }}
2100 lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2101 $ctxm add separator
2102 $ctxm add command -label {Options...} \
2103         -command do_options
2104 bind_button3 $ui_diff "
2105         set cursorX %x
2106         set cursorY %y
2107         if {\$ui_index eq \$current_diff_side} {
2108                 $ctxm entryconf $ui_diff_applyhunk -label {Unstage Hunk From Commit}
2109         } else {
2110                 $ctxm entryconf $ui_diff_applyhunk -label {Stage Hunk For Commit}
2111         }
2112         tk_popup $ctxm %X %Y
2113 "
2114 unset ui_diff_applyhunk
2115
2116 # -- Status Bar
2117 #
2118 label .status -textvariable ui_status_value \
2119         -anchor w \
2120         -justify left \
2121         -borderwidth 1 \
2122         -relief sunken
2123 pack .status -anchor w -side bottom -fill x
2124
2125 # -- Load geometry
2126 #
2127 catch {
2128 set gm $repo_config(gui.geometry)
2129 wm geometry . [lindex $gm 0]
2130 .vpane sash place 0 \
2131         [lindex [.vpane sash coord 0] 0] \
2132         [lindex $gm 1]
2133 .vpane.files sash place 0 \
2134         [lindex $gm 2] \
2135         [lindex [.vpane.files sash coord 0] 1]
2136 unset gm
2137 }
2138
2139 # -- Key Bindings
2140 #
2141 bind $ui_comm <$M1B-Key-Return> {do_commit;break}
2142 bind $ui_comm <$M1B-Key-i> {do_add_all;break}
2143 bind $ui_comm <$M1B-Key-I> {do_add_all;break}
2144 bind $ui_comm <$M1B-Key-x> {tk_textCut %W;break}
2145 bind $ui_comm <$M1B-Key-X> {tk_textCut %W;break}
2146 bind $ui_comm <$M1B-Key-c> {tk_textCopy %W;break}
2147 bind $ui_comm <$M1B-Key-C> {tk_textCopy %W;break}
2148 bind $ui_comm <$M1B-Key-v> {tk_textPaste %W; %W see insert; break}
2149 bind $ui_comm <$M1B-Key-V> {tk_textPaste %W; %W see insert; break}
2150 bind $ui_comm <$M1B-Key-a> {%W tag add sel 0.0 end;break}
2151 bind $ui_comm <$M1B-Key-A> {%W tag add sel 0.0 end;break}
2152
2153 bind $ui_diff <$M1B-Key-x> {tk_textCopy %W;break}
2154 bind $ui_diff <$M1B-Key-X> {tk_textCopy %W;break}
2155 bind $ui_diff <$M1B-Key-c> {tk_textCopy %W;break}
2156 bind $ui_diff <$M1B-Key-C> {tk_textCopy %W;break}
2157 bind $ui_diff <$M1B-Key-v> {break}
2158 bind $ui_diff <$M1B-Key-V> {break}
2159 bind $ui_diff <$M1B-Key-a> {%W tag add sel 0.0 end;break}
2160 bind $ui_diff <$M1B-Key-A> {%W tag add sel 0.0 end;break}
2161 bind $ui_diff <Key-Up>     {catch {%W yview scroll -1 units};break}
2162 bind $ui_diff <Key-Down>   {catch {%W yview scroll  1 units};break}
2163 bind $ui_diff <Key-Left>   {catch {%W xview scroll -1 units};break}
2164 bind $ui_diff <Key-Right>  {catch {%W xview scroll  1 units};break}
2165 bind $ui_diff <Key-k>         {catch {%W yview scroll -1 units};break}
2166 bind $ui_diff <Key-j>         {catch {%W yview scroll  1 units};break}
2167 bind $ui_diff <Key-h>         {catch {%W xview scroll -1 units};break}
2168 bind $ui_diff <Key-l>         {catch {%W xview scroll  1 units};break}
2169 bind $ui_diff <Control-Key-b> {catch {%W yview scroll -1 pages};break}
2170 bind $ui_diff <Control-Key-f> {catch {%W yview scroll  1 pages};break}
2171 bind $ui_diff <Button-1>   {focus %W}
2172
2173 if {[is_enabled branch]} {
2174         bind . <$M1B-Key-n> do_create_branch
2175         bind . <$M1B-Key-N> do_create_branch
2176 }
2177
2178 bind all <Key-F5> do_rescan
2179 bind all <$M1B-Key-r> do_rescan
2180 bind all <$M1B-Key-R> do_rescan
2181 bind .   <$M1B-Key-s> do_signoff
2182 bind .   <$M1B-Key-S> do_signoff
2183 bind .   <$M1B-Key-i> do_add_all
2184 bind .   <$M1B-Key-I> do_add_all
2185 bind .   <$M1B-Key-Return> do_commit
2186 foreach i [list $ui_index $ui_workdir] {
2187         bind $i <Button-1>       "toggle_or_diff         $i %x %y; break"
2188         bind $i <$M1B-Button-1>  "add_one_to_selection   $i %x %y; break"
2189         bind $i <Shift-Button-1> "add_range_to_selection $i %x %y; break"
2190 }
2191 unset i
2192
2193 set file_lists($ui_index) [list]
2194 set file_lists($ui_workdir) [list]
2195
2196 wm title . "[appname] ([reponame]) [file normalize [file dirname [gitdir]]]"
2197 focus -force $ui_comm
2198
2199 # -- Warn the user about environmental problems.  Cygwin's Tcl
2200 #    does *not* pass its env array onto any processes it spawns.
2201 #    This means that git processes get none of our environment.
2202 #
2203 if {[is_Cygwin]} {
2204         set ignored_env 0
2205         set suggest_user {}
2206         set msg "Possible environment issues exist.
2207
2208 The following environment variables are probably
2209 going to be ignored by any Git subprocess run
2210 by [appname]:
2211
2212 "
2213         foreach name [array names env] {
2214                 switch -regexp -- $name {
2215                 {^GIT_INDEX_FILE$} -
2216                 {^GIT_OBJECT_DIRECTORY$} -
2217                 {^GIT_ALTERNATE_OBJECT_DIRECTORIES$} -
2218                 {^GIT_DIFF_OPTS$} -
2219                 {^GIT_EXTERNAL_DIFF$} -
2220                 {^GIT_PAGER$} -
2221                 {^GIT_TRACE$} -
2222                 {^GIT_CONFIG$} -
2223                 {^GIT_CONFIG_LOCAL$} -
2224                 {^GIT_(AUTHOR|COMMITTER)_DATE$} {
2225                         append msg " - $name\n"
2226                         incr ignored_env
2227                 }
2228                 {^GIT_(AUTHOR|COMMITTER)_(NAME|EMAIL)$} {
2229                         append msg " - $name\n"
2230                         incr ignored_env
2231                         set suggest_user $name
2232                 }
2233                 }
2234         }
2235         if {$ignored_env > 0} {
2236                 append msg "
2237 This is due to a known issue with the
2238 Tcl binary distributed by Cygwin."
2239
2240                 if {$suggest_user ne {}} {
2241                         append msg "
2242
2243 A good replacement for $suggest_user
2244 is placing values for the user.name and
2245 user.email settings into your personal
2246 ~/.gitconfig file.
2247 "
2248                 }
2249                 warn_popup $msg
2250         }
2251         unset ignored_env msg suggest_user name
2252 }
2253
2254 # -- Only initialize complex UI if we are going to stay running.
2255 #
2256 if {[is_enabled transport]} {
2257         load_all_remotes
2258         load_all_heads
2259
2260         populate_branch_menu
2261         populate_fetch_menu
2262         populate_push_menu
2263 }
2264
2265 # -- Only suggest a gc run if we are going to stay running.
2266 #
2267 if {[is_enabled multicommit]} {
2268         set object_limit 2000
2269         if {[is_Windows]} {set object_limit 200}
2270         regexp {^([0-9]+) objects,} [git count-objects] _junk objects_current
2271         if {$objects_current >= $object_limit} {
2272                 if {[ask_popup \
2273                         "This repository currently has $objects_current loose objects.
2274
2275 To maintain optimal performance it is strongly recommended that you compress the database when more than $object_limit loose objects exist.
2276
2277 Compress the database now?"] eq yes} {
2278                         do_gc
2279                 }
2280         }
2281         unset object_limit _junk objects_current
2282 }
2283
2284 lock_index begin-read
2285 after 1 do_rescan