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