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