Andrew's git - gitweb.git/blob

   1#!/bin/sh
   2# Tcl ignores the next line -*- tcl -*- \
   3 if test "z$*" = zversion \
   4 || test "z$*" = z--version; \
   5 then \
   6        echo 'git-gui version @@GITGUI_VERSION@@'; \
   7        exit; \
   8 fi; \
   9 argv0=$0; \
  10 exec wish "$argv0" -- "$@"
  11
  12set appvers {@@GITGUI_VERSION@@}
  13set copyright [encoding convertfrom utf-8 {
  14Copyright © 2006, 2007 Shawn Pearce, et. al.
  15
  16This program is free software; you can redistribute it and/or modify
  17it under the terms of the GNU General Public License as published by
  18the Free Software Foundation; either version 2 of the License, or
  19(at your option) any later version.
  20
  21This program is distributed in the hope that it will be useful,
  22but WITHOUT ANY WARRANTY; without even the implied warranty of
  23MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  24GNU General Public License for more details.
  25
  26You should have received a copy of the GNU General Public License
  27along with this program; if not, write to the Free Software
  28Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA}]
  29
  30######################################################################
  31##
  32## Tcl/Tk sanity check
  33
  34if {[catch {package require Tcl 8.4} err]
  35 || [catch {package require Tk  8.4} err]
  36} {
  37        catch {wm withdraw .}
  38        tk_messageBox \
  39                -icon error \
  40                -type ok \
  41                -title [mc "git-gui: fatal error"] \
  42                -message $err
  43        exit 1
  44}
  45
  46catch {rename send {}} ; # What an evil concept...
  47
  48######################################################################
  49##
  50## locate our library
  51
  52set oguilib {@@GITGUI_LIBDIR@@}
  53set oguirel {@@GITGUI_RELATIVE@@}
  54if {$oguirel eq {1}} {
  55        set oguilib [file dirname [file normalize $argv0]]
  56        if {[file tail $oguilib] eq {git-core}} {
  57                set oguilib [file dirname $oguilib]
  58        }
  59        set oguilib [file dirname $oguilib]
  60        set oguilib [file join $oguilib share git-gui lib]
  61        set oguimsg [file join $oguilib msgs]
  62} elseif {[string match @@* $oguirel]} {
  63        set oguilib [file join [file dirname [file normalize $argv0]] lib]
  64        set oguimsg [file join [file dirname [file normalize $argv0]] po]
  65} else {
  66        set oguimsg [file join $oguilib msgs]
  67}
  68unset oguirel
  69
  70######################################################################
  71##
  72## enable verbose loading?
  73
  74if {![catch {set _verbose $env(GITGUI_VERBOSE)}]} {
  75        unset _verbose
  76        rename auto_load real__auto_load
  77        proc auto_load {name args} {
  78                puts stderr "auto_load $name"
  79                return [uplevel 1 real__auto_load $name $args]
  80        }
  81        rename source real__source
  82        proc source {name} {
  83                puts stderr "source    $name"
  84                uplevel 1 real__source $name
  85        }
  86}
  87
  88######################################################################
  89##
  90## Internationalization (i18n) through msgcat and gettext. See
  91## http://www.gnu.org/software/gettext/manual/html_node/Tcl.html
  92
  93package require msgcat
  94
  95proc _mc_trim {fmt} {
  96        set cmk [string first @@ $fmt]
  97        if {$cmk > 0} {
  98                return [string range $fmt 0 [expr {$cmk - 1}]]
  99        }
 100        return $fmt
 101}
 102
 103proc mc {en_fmt args} {
 104        set fmt [_mc_trim [::msgcat::mc $en_fmt]]
 105        if {[catch {set msg [eval [list format $fmt] $args]} err]} {
 106                set msg [eval [list format [_mc_trim $en_fmt]] $args]
 107        }
 108        return $msg
 109}
 110
 111proc strcat {args} {
 112        return [join $args {}]
 113}
 114
 115::msgcat::mcload $oguimsg
 116unset oguimsg
 117
 118######################################################################
 119##
 120## read only globals
 121
 122set _appname {Git Gui}
 123set _gitdir {}
 124set _gitexec {}
 125set _reponame {}
 126set _iscygwin {}
 127set _search_path {}
 128
 129set _trace [lsearch -exact $argv --trace]
 130if {$_trace >= 0} {
 131        set argv [lreplace $argv $_trace $_trace]
 132        set _trace 1
 133} else {
 134        set _trace 0
 135}
 136
 137proc appname {} {
 138        global _appname
 139        return $_appname
 140}
 141
 142proc gitdir {args} {
 143        global _gitdir
 144        if {$args eq {}} {
 145                return $_gitdir
 146        }
 147        return [eval [list file join $_gitdir] $args]
 148}
 149
 150proc gitexec {args} {
 151        global _gitexec
 152        if {$_gitexec eq {}} {
 153                if {[catch {set _gitexec [git --exec-path]} err]} {
 154                        error "Git not installed?\n\n$err"
 155                }
 156                if {[is_Cygwin]} {
 157                        set _gitexec [exec cygpath \
 158                                --windows \
 159                                --absolute \
 160                                $_gitexec]
 161                } else {
 162                        set _gitexec [file normalize $_gitexec]
 163                }
 164        }
 165        if {$args eq {}} {
 166                return $_gitexec
 167        }
 168        return [eval [list file join $_gitexec] $args]
 169}
 170
 171proc reponame {} {
 172        return $::_reponame
 173}
 174
 175proc is_MacOSX {} {
 176        if {[tk windowingsystem] eq {aqua}} {
 177                return 1
 178        }
 179        return 0
 180}
 181
 182proc is_Windows {} {
 183        if {$::tcl_platform(platform) eq {windows}} {
 184                return 1
 185        }
 186        return 0
 187}
 188
 189proc is_Cygwin {} {
 190        global _iscygwin
 191        if {$_iscygwin eq {}} {
 192                if {$::tcl_platform(platform) eq {windows}} {
 193                        if {[catch {set p [exec cygpath --windir]} err]} {
 194                                set _iscygwin 0
 195                        } else {
 196                                set _iscygwin 1
 197                        }
 198                } else {
 199                        set _iscygwin 0
 200                }
 201        }
 202        return $_iscygwin
 203}
 204
 205proc is_enabled {option} {
 206        global enabled_options
 207        if {[catch {set on $enabled_options($option)}]} {return 0}
 208        return $on
 209}
 210
 211proc enable_option {option} {
 212        global enabled_options
 213        set enabled_options($option) 1
 214}
 215
 216proc disable_option {option} {
 217        global enabled_options
 218        set enabled_options($option) 0
 219}
 220
 221######################################################################
 222##
 223## config
 224
 225proc is_many_config {name} {
 226        switch -glob -- $name {
 227        gui.recentrepo -
 228        remote.*.fetch -
 229        remote.*.push
 230                {return 1}
 231        *
 232                {return 0}
 233        }
 234}
 235
 236proc is_config_true {name} {
 237        global repo_config
 238        if {[catch {set v $repo_config($name)}]} {
 239                return 0
 240        } elseif {$v eq {true} || $v eq {1} || $v eq {yes}} {
 241                return 1
 242        } else {
 243                return 0
 244        }
 245}
 246
 247proc get_config {name} {
 248        global repo_config
 249        if {[catch {set v $repo_config($name)}]} {
 250                return {}
 251        } else {
 252                return $v
 253        }
 254}
 255
 256######################################################################
 257##
 258## handy utils
 259
 260proc _trace_exec {cmd} {
 261        if {!$::_trace} return
 262        set d {}
 263        foreach v $cmd {
 264                if {$d ne {}} {
 265                        append d { }
 266                }
 267                if {[regexp {[ \t\r\n'"$?*]} $v]} {
 268                        set v [sq $v]
 269                }
 270                append d $v
 271        }
 272        puts stderr $d
 273}
 274
 275proc _git_cmd {name} {
 276        global _git_cmd_path
 277
 278        if {[catch {set v $_git_cmd_path($name)}]} {
 279                switch -- $name {
 280                  version   -
 281                --version   -
 282                --exec-path { return [list $::_git $name] }
 283                }
 284
 285                set p [gitexec git-$name$::_search_exe]
 286                if {[file exists $p]} {
 287                        set v [list $p]
 288                } elseif {[is_Windows] && [file exists [gitexec git-$name]]} {
 289                        # Try to determine what sort of magic will make
 290                        # git-$name go and do its thing, because native
 291                        # Tcl on Windows doesn't know it.
 292                        #
 293                        set p [gitexec git-$name]
 294                        set f [open $p r]
 295                        set s [gets $f]
 296                        close $f
 297
 298                        switch -glob -- [lindex $s 0] {
 299                        #!*sh     { set i sh     }
 300                        #!*perl   { set i perl   }
 301                        #!*python { set i python }
 302                        default   { error "git-$name is not supported: $s" }
 303                        }
 304
 305                        upvar #0 _$i interp
 306                        if {![info exists interp]} {
 307                                set interp [_which $i]
 308                        }
 309                        if {$interp eq {}} {
 310                                error "git-$name requires $i (not in PATH)"
 311                        }
 312                        set v [concat [list $interp] [lrange $s 1 end] [list $p]]
 313                } else {
 314                        # Assume it is builtin to git somehow and we
 315                        # aren't actually able to see a file for it.
 316                        #
 317                        set v [list $::_git $name]
 318                }
 319                set _git_cmd_path($name) $v
 320        }
 321        return $v
 322}
 323
 324proc _which {what args} {
 325        global env _search_exe _search_path
 326
 327        if {$_search_path eq {}} {
 328                if {[is_Cygwin] && [regexp {^(/|\.:)} $env(PATH)]} {
 329                        set _search_path [split [exec cygpath \
 330                                --windows \
 331                                --path \
 332                                --absolute \
 333                                $env(PATH)] {;}]
 334                        set _search_exe .exe
 335                } elseif {[is_Windows]} {
 336                        set gitguidir [file dirname [info script]]
 337                        regsub -all ";" $gitguidir "\\;" gitguidir
 338                        set env(PATH) "$gitguidir;$env(PATH)"
 339                        set _search_path [split $env(PATH) {;}]
 340                        set _search_exe .exe
 341                } else {
 342                        set _search_path [split $env(PATH) :]
 343                        set _search_exe {}
 344                }
 345        }
 346
 347        if {[is_Windows] && [lsearch -exact $args -script] >= 0} {
 348                set suffix {}
 349        } else {
 350                set suffix $_search_exe
 351        }
 352
 353        foreach p $_search_path {
 354                set p [file join $p $what$suffix]
 355                if {[file exists $p]} {
 356                        return [file normalize $p]
 357                }
 358        }
 359        return {}
 360}
 361
 362proc _lappend_nice {cmd_var} {
 363        global _nice
 364        upvar $cmd_var cmd
 365
 366        if {![info exists _nice]} {
 367                set _nice [_which nice]
 368        }
 369        if {$_nice ne {}} {
 370                lappend cmd $_nice
 371        }
 372}
 373
 374proc git {args} {
 375        set opt [list]
 376
 377        while {1} {
 378                switch -- [lindex $args 0] {
 379                --nice {
 380                        _lappend_nice opt
 381                }
 382
 383                default {
 384                        break
 385                }
 386
 387                }
 388
 389                set args [lrange $args 1 end]
 390        }
 391
 392        set cmdp [_git_cmd [lindex $args 0]]
 393        set args [lrange $args 1 end]
 394
 395        _trace_exec [concat $opt $cmdp $args]
 396        set result [eval exec $opt $cmdp $args]
 397        if {$::_trace} {
 398                puts stderr "< $result"
 399        }
 400        return $result
 401}
 402
 403proc _open_stdout_stderr {cmd} {
 404        _trace_exec $cmd
 405        if {[catch {
 406                        set fd [open [concat [list | ] $cmd] r]
 407                } err]} {
 408                if {   [lindex $cmd end] eq {2>@1}
 409                    && $err eq {can not find channel named "1"}
 410                        } {
 411                        # Older versions of Tcl 8.4 don't have this 2>@1 IO
 412                        # redirect operator.  Fallback to |& cat for those.
 413                        # The command was not actually started, so its safe
 414                        # to try to start it a second time.
 415                        #
 416                        set fd [open [concat \
 417                                [list | ] \
 418                                [lrange $cmd 0 end-1] \
 419                                [list |& cat] \
 420                                ] r]
 421                } else {
 422                        error $err
 423                }
 424        }
 425        fconfigure $fd -eofchar {}
 426        return $fd
 427}
 428
 429proc git_read {args} {
 430        set opt [list]
 431
 432        while {1} {
 433                switch -- [lindex $args 0] {
 434                --nice {
 435                        _lappend_nice opt
 436                }
 437
 438                --stderr {
 439                        lappend args 2>@1
 440                }
 441
 442                default {
 443                        break
 444                }
 445
 446                }
 447
 448                set args [lrange $args 1 end]
 449        }
 450
 451        set cmdp [_git_cmd [lindex $args 0]]
 452        set args [lrange $args 1 end]
 453
 454        return [_open_stdout_stderr [concat $opt $cmdp $args]]
 455}
 456
 457proc git_write {args} {
 458        set opt [list]
 459
 460        while {1} {
 461                switch -- [lindex $args 0] {
 462                --nice {
 463                        _lappend_nice opt
 464                }
 465
 466                default {
 467                        break
 468                }
 469
 470                }
 471
 472                set args [lrange $args 1 end]
 473        }
 474
 475        set cmdp [_git_cmd [lindex $args 0]]
 476        set args [lrange $args 1 end]
 477
 478        _trace_exec [concat $opt $cmdp $args]
 479        return [open [concat [list | ] $opt $cmdp $args] w]
 480}
 481
 482proc githook_read {hook_name args} {
 483        set pchook [gitdir hooks $hook_name]
 484        lappend args 2>@1
 485
 486        # On Windows [file executable] might lie so we need to ask
 487        # the shell if the hook is executable.  Yes that's annoying.
 488        #
 489        if {[is_Windows]} {
 490                upvar #0 _sh interp
 491                if {![info exists interp]} {
 492                        set interp [_which sh]
 493                }
 494                if {$interp eq {}} {
 495                        error "hook execution requires sh (not in PATH)"
 496                }
 497
 498                set scr {if test -x "$1";then exec "$@";fi}
 499                set sh_c [list $interp -c $scr $interp $pchook]
 500                return [_open_stdout_stderr [concat $sh_c $args]]
 501        }
 502
 503        if {[file executable $pchook]} {
 504                return [_open_stdout_stderr [concat [list $pchook] $args]]
 505        }
 506
 507        return {}
 508}
 509
 510proc kill_file_process {fd} {
 511        set process [pid $fd]
 512
 513        catch {
 514                if {[is_Windows]} {
 515                        # Use a Cygwin-specific flag to allow killing
 516                        # native Windows processes
 517                        exec kill -f $process
 518                } else {
 519                        exec kill $process
 520                }
 521        }
 522}
 523
 524proc sq {value} {
 525        regsub -all ' $value "'\\''" value
 526        return "'$value'"
 527}
 528
 529proc load_current_branch {} {
 530        global current_branch is_detached
 531
 532        set fd [open [gitdir HEAD] r]
 533        if {[gets $fd ref] < 1} {
 534                set ref {}
 535        }
 536        close $fd
 537
 538        set pfx {ref: refs/heads/}
 539        set len [string length $pfx]
 540        if {[string equal -length $len $pfx $ref]} {
 541                # We're on a branch.  It might not exist.  But
 542                # HEAD looks good enough to be a branch.
 543                #
 544                set current_branch [string range $ref $len end]
 545                set is_detached 0
 546        } else {
 547                # Assume this is a detached head.
 548                #
 549                set current_branch HEAD
 550                set is_detached 1
 551        }
 552}
 553
 554auto_load tk_optionMenu
 555rename tk_optionMenu real__tkOptionMenu
 556proc tk_optionMenu {w varName args} {
 557        set m [eval real__tkOptionMenu $w $varName $args]
 558        $m configure -font font_ui
 559        $w configure -font font_ui
 560        return $m
 561}
 562
 563proc rmsel_tag {text} {
 564        $text tag conf sel \
 565                -background [$text cget -background] \
 566                -foreground [$text cget -foreground] \
 567                -borderwidth 0
 568        $text tag conf in_sel -background lightgray
 569        bind $text <Motion> break
 570        return $text
 571}
 572
 573set root_exists 0
 574bind . <Visibility> {
 575        bind . <Visibility> {}
 576        set root_exists 1
 577}
 578
 579if {[is_Windows]} {
 580        wm iconbitmap . -default $oguilib/git-gui.ico
 581}
 582
 583######################################################################
 584##
 585## config defaults
 586
 587set cursor_ptr arrow
 588font create font_diff -family Courier -size 10
 589font create font_ui
 590catch {
 591        label .dummy
 592        eval font configure font_ui [font actual [.dummy cget -font]]
 593        destroy .dummy
 594}
 595
 596font create font_uiitalic
 597font create font_uibold
 598font create font_diffbold
 599font create font_diffitalic
 600
 601foreach class {Button Checkbutton Entry Label
 602                Labelframe Listbox Menu Message
 603                Radiobutton Spinbox Text} {
 604        option add *$class.font font_ui
 605}
 606unset class
 607
 608if {[is_Windows] || [is_MacOSX]} {
 609        option add *Menu.tearOff 0
 610}
 611
 612if {[is_MacOSX]} {
 613        set M1B M1
 614        set M1T Cmd
 615} else {
 616        set M1B Control
 617        set M1T Ctrl
 618}
 619
 620proc bind_button3 {w cmd} {
 621        bind $w <Any-Button-3> $cmd
 622        if {[is_MacOSX]} {
 623                # Mac OS X sends Button-2 on right click through three-button mouse,
 624                # or through trackpad right-clicking (two-finger touch + click).
 625                bind $w <Any-Button-2> $cmd
 626                bind $w <Control-Button-1> $cmd
 627        }
 628}
 629
 630proc apply_config {} {
 631        global repo_config font_descs
 632
 633        foreach option $font_descs {
 634                set name [lindex $option 0]
 635                set font [lindex $option 1]
 636                if {[catch {
 637                        set need_weight 1
 638                        foreach {cn cv} $repo_config(gui.$name) {
 639                                if {$cn eq {-weight}} {
 640                                        set need_weight 0
 641                                }
 642                                font configure $font $cn $cv
 643                        }
 644                        if {$need_weight} {
 645                                font configure $font -weight normal
 646                        }
 647                        } err]} {
 648                        error_popup [strcat [mc "Invalid font specified in %s:" "gui.$name"] "\n\n$err"]
 649                }
 650                foreach {cn cv} [font configure $font] {
 651                        font configure ${font}bold $cn $cv
 652                        font configure ${font}italic $cn $cv
 653                }
 654                font configure ${font}bold -weight bold
 655                font configure ${font}italic -slant italic
 656        }
 657}
 658
 659set default_config(branch.autosetupmerge) true
 660set default_config(merge.tool) {}
 661set default_config(merge.keepbackup) true
 662set default_config(merge.diffstat) true
 663set default_config(merge.summary) false
 664set default_config(merge.verbosity) 2
 665set default_config(user.name) {}
 666set default_config(user.email) {}
 667
 668set default_config(gui.matchtrackingbranch) false
 669set default_config(gui.pruneduringfetch) false
 670set default_config(gui.trustmtime) false
 671set default_config(gui.fastcopyblame) false
 672set default_config(gui.copyblamethreshold) 40
 673set default_config(gui.blamehistoryctx) 7
 674set default_config(gui.diffcontext) 5
 675set default_config(gui.commitmsgwidth) 75
 676set default_config(gui.newbranchtemplate) {}
 677set default_config(gui.spellingdictionary) {}
 678set default_config(gui.fontui) [font configure font_ui]
 679set default_config(gui.fontdiff) [font configure font_diff]
 680set font_descs {
 681        {fontui   font_ui   {mc "Main Font"}}
 682        {fontdiff font_diff {mc "Diff/Console Font"}}
 683}
 684
 685######################################################################
 686##
 687## find git
 688
 689set _git  [_which git]
 690if {$_git eq {}} {
 691        catch {wm withdraw .}
 692        tk_messageBox \
 693                -icon error \
 694                -type ok \
 695                -title [mc "git-gui: fatal error"] \
 696                -message [mc "Cannot find git in PATH."]
 697        exit 1
 698}
 699
 700######################################################################
 701##
 702## version check
 703
 704if {[catch {set _git_version [git --version]} err]} {
 705        catch {wm withdraw .}
 706        tk_messageBox \
 707                -icon error \
 708                -type ok \
 709                -title [mc "git-gui: fatal error"] \
 710                -message "Cannot determine Git version:
 711
 712$err
 713
 714[appname] requires Git 1.5.0 or later."
 715        exit 1
 716}
 717if {![regsub {^git version } $_git_version {} _git_version]} {
 718        catch {wm withdraw .}
 719        tk_messageBox \
 720                -icon error \
 721                -type ok \
 722                -title [mc "git-gui: fatal error"] \
 723                -message [strcat [mc "Cannot parse Git version string:"] "\n\n$_git_version"]
 724        exit 1
 725}
 726
 727set _real_git_version $_git_version
 728regsub -- {[\-\.]dirty$} $_git_version {} _git_version
 729regsub {\.[0-9]+\.g[0-9a-f]+$} $_git_version {} _git_version
 730regsub {\.rc[0-9]+$} $_git_version {} _git_version
 731regsub {\.GIT$} $_git_version {} _git_version
 732regsub {\.[a-zA-Z]+\.[0-9]+$} $_git_version {} _git_version
 733
 734if {![regexp {^[1-9]+(\.[0-9]+)+$} $_git_version]} {
 735        catch {wm withdraw .}
 736        if {[tk_messageBox \
 737                -icon warning \
 738                -type yesno \
 739                -default no \
 740                -title "[appname]: warning" \
 741                 -message [mc "Git version cannot be determined.
 742
 743%s claims it is version '%s'.
 744
 745%s requires at least Git 1.5.0 or later.
 746
 747Assume '%s' is version 1.5.0?
 748" $_git $_real_git_version [appname] $_real_git_version]] eq {yes}} {
 749                set _git_version 1.5.0
 750        } else {
 751                exit 1
 752        }
 753}
 754unset _real_git_version
 755
 756proc git-version {args} {
 757        global _git_version
 758
 759        switch [llength $args] {
 760        0 {
 761                return $_git_version
 762        }
 763
 764        2 {
 765                set op [lindex $args 0]
 766                set vr [lindex $args 1]
 767                set cm [package vcompare $_git_version $vr]
 768                return [expr $cm $op 0]
 769        }
 770
 771        4 {
 772                set type [lindex $args 0]
 773                set name [lindex $args 1]
 774                set parm [lindex $args 2]
 775                set body [lindex $args 3]
 776
 777                if {($type ne {proc} && $type ne {method})} {
 778                        error "Invalid arguments to git-version"
 779                }
 780                if {[llength $body] < 2 || [lindex $body end-1] ne {default}} {
 781                        error "Last arm of $type $name must be default"
 782                }
 783
 784                foreach {op vr cb} [lrange $body 0 end-2] {
 785                        if {[git-version $op $vr]} {
 786                                return [uplevel [list $type $name $parm $cb]]
 787                        }
 788                }
 789
 790                return [uplevel [list $type $name $parm [lindex $body end]]]
 791        }
 792
 793        default {
 794                error "git-version >= x"
 795        }
 796
 797        }
 798}
 799
 800if {[git-version < 1.5]} {
 801        catch {wm withdraw .}
 802        tk_messageBox \
 803                -icon error \
 804                -type ok \
 805                -title [mc "git-gui: fatal error"] \
 806                -message "[appname] requires Git 1.5.0 or later.
 807
 808You are using [git-version]:
 809
 810[git --version]"
 811        exit 1
 812}
 813
 814######################################################################
 815##
 816## configure our library
 817
 818set idx [file join $oguilib tclIndex]
 819if {[catch {set fd [open $idx r]} err]} {
 820        catch {wm withdraw .}
 821        tk_messageBox \
 822                -icon error \
 823                -type ok \
 824                -title [mc "git-gui: fatal error"] \
 825                -message $err
 826        exit 1
 827}
 828if {[gets $fd] eq {# Autogenerated by git-gui Makefile}} {
 829        set idx [list]
 830        while {[gets $fd n] >= 0} {
 831                if {$n ne {} && ![string match #* $n]} {
 832                        lappend idx $n
 833                }
 834        }
 835} else {
 836        set idx {}
 837}
 838close $fd
 839
 840if {$idx ne {}} {
 841        set loaded [list]
 842        foreach p $idx {
 843                if {[lsearch -exact $loaded $p] >= 0} continue
 844                source [file join $oguilib $p]
 845                lappend loaded $p
 846        }
 847        unset loaded p
 848} else {
 849        set auto_path [concat [list $oguilib] $auto_path]
 850}
 851unset -nocomplain idx fd
 852
 853######################################################################
 854##
 855## config file parsing
 856
 857git-version proc _parse_config {arr_name args} {
 858        >= 1.5.3 {
 859                upvar $arr_name arr
 860                array unset arr
 861                set buf {}
 862                catch {
 863                        set fd_rc [eval \
 864                                [list git_read config] \
 865                                $args \
 866                                [list --null --list]]
 867                        fconfigure $fd_rc -translation binary
 868                        set buf [read $fd_rc]
 869                        close $fd_rc
 870                }
 871                foreach line [split $buf "\0"] {
 872                        if {[regexp {^([^\n]+)\n(.*)$} $line line name value]} {
 873                                if {[is_many_config $name]} {
 874                                        lappend arr($name) $value
 875                                } else {
 876                                        set arr($name) $value
 877                                }
 878                        }
 879                }
 880        }
 881        default {
 882                upvar $arr_name arr
 883                array unset arr
 884                catch {
 885                        set fd_rc [eval [list git_read config --list] $args]
 886                        while {[gets $fd_rc line] >= 0} {
 887                                if {[regexp {^([^=]+)=(.*)$} $line line name value]} {
 888                                        if {[is_many_config $name]} {
 889                                                lappend arr($name) $value
 890                                        } else {
 891                                                set arr($name) $value
 892                                        }
 893                                }
 894                        }
 895                        close $fd_rc
 896                }
 897        }
 898}
 899
 900proc load_config {include_global} {
 901        global repo_config global_config default_config
 902
 903        if {$include_global} {
 904                _parse_config global_config --global
 905        }
 906        _parse_config repo_config
 907
 908        foreach name [array names default_config] {
 909                if {[catch {set v $global_config($name)}]} {
 910                        set global_config($name) $default_config($name)
 911                }
 912                if {[catch {set v $repo_config($name)}]} {
 913                        set repo_config($name) $default_config($name)
 914                }
 915        }
 916}
 917
 918######################################################################
 919##
 920## feature option selection
 921
 922if {[regexp {^git-(.+)$} [file tail $argv0] _junk subcommand]} {
 923        unset _junk
 924} else {
 925        set subcommand gui
 926}
 927if {$subcommand eq {gui.sh}} {
 928        set subcommand gui
 929}
 930if {$subcommand eq {gui} && [llength $argv] > 0} {
 931        set subcommand [lindex $argv 0]
 932        set argv [lrange $argv 1 end]
 933}
 934
 935enable_option multicommit
 936enable_option branch
 937enable_option transport
 938disable_option bare
 939
 940switch -- $subcommand {
 941browser -
 942blame {
 943        enable_option bare
 944
 945        disable_option multicommit
 946        disable_option branch
 947        disable_option transport
 948}
 949citool {
 950        enable_option singlecommit
 951        enable_option retcode
 952
 953        disable_option multicommit
 954        disable_option branch
 955        disable_option transport
 956
 957        while {[llength $argv] > 0} {
 958                set a [lindex $argv 0]
 959                switch -- $a {
 960                --amend {
 961                        enable_option initialamend
 962                }
 963                --nocommit {
 964                        enable_option nocommit
 965                        enable_option nocommitmsg
 966                }
 967                --commitmsg {
 968                        disable_option nocommitmsg
 969                }
 970                default {
 971                        break
 972                }
 973                }
 974
 975                set argv [lrange $argv 1 end]
 976        }
 977}
 978}
 979
 980######################################################################
 981##
 982## repository setup
 983
 984if {[catch {
 985                set _gitdir $env(GIT_DIR)
 986                set _prefix {}
 987                }]
 988        && [catch {
 989                set _gitdir [git rev-parse --git-dir]
 990                set _prefix [git rev-parse --show-prefix]
 991        } err]} {
 992        load_config 1
 993        apply_config
 994        choose_repository::pick
 995}
 996if {![file isdirectory $_gitdir] && [is_Cygwin]} {
 997        catch {set _gitdir [exec cygpath --windows $_gitdir]}
 998}
 999if {![file isdirectory $_gitdir]} {
1000        catch {wm withdraw .}
1001        error_popup [strcat [mc "Git directory not found:"] "\n\n$_gitdir"]
1002        exit 1
1003}
1004if {$_prefix ne {}} {
1005        regsub -all {[^/]+/} $_prefix ../ cdup
1006        if {[catch {cd $cdup} err]} {
1007                catch {wm withdraw .}
1008                error_popup [strcat [mc "Cannot move to top of working directory:"] "\n\n$err"]
1009                exit 1
1010        }
1011        unset cdup
1012} elseif {![is_enabled bare]} {
1013        if {[lindex [file split $_gitdir] end] ne {.git}} {
1014                catch {wm withdraw .}
1015                error_popup [strcat [mc "Cannot use funny .git directory:"] "\n\n$_gitdir"]
1016                exit 1
1017        }
1018        if {[catch {cd [file dirname $_gitdir]} err]} {
1019                catch {wm withdraw .}
1020                error_popup [strcat [mc "No working directory"] " [file dirname $_gitdir]:\n\n$err"]
1021                exit 1
1022        }
1023}
1024set _reponame [file split [file normalize $_gitdir]]
1025if {[lindex $_reponame end] eq {.git}} {
1026        set _reponame [lindex $_reponame end-1]
1027} else {
1028        set _reponame [lindex $_reponame end]
1029}
1030
1031######################################################################
1032##
1033## global init
1034
1035set current_diff_path {}
1036set current_diff_side {}
1037set diff_actions [list]
1038
1039set HEAD {}
1040set PARENT {}
1041set MERGE_HEAD [list]
1042set commit_type {}
1043set empty_tree {}
1044set current_branch {}
1045set is_detached 0
1046set current_diff_path {}
1047set is_3way_diff 0
1048set selected_commit_type new
1049
1050set nullid "0000000000000000000000000000000000000000"
1051set nullid2 "0000000000000000000000000000000000000001"
1052
1053######################################################################
1054##
1055## task management
1056
1057set rescan_active 0
1058set diff_active 0
1059set last_clicked {}
1060
1061set disable_on_lock [list]
1062set index_lock_type none
1063
1064proc lock_index {type} {
1065        global index_lock_type disable_on_lock
1066
1067        if {$index_lock_type eq {none}} {
1068                set index_lock_type $type
1069                foreach w $disable_on_lock {
1070                        uplevel #0 $w disabled
1071                }
1072                return 1
1073        } elseif {$index_lock_type eq "begin-$type"} {
1074                set index_lock_type $type
1075                return 1
1076        }
1077        return 0
1078}
1079
1080proc unlock_index {} {
1081        global index_lock_type disable_on_lock
1082
1083        set index_lock_type none
1084        foreach w $disable_on_lock {
1085                uplevel #0 $w normal
1086        }
1087}
1088
1089######################################################################
1090##
1091## status
1092
1093proc repository_state {ctvar hdvar mhvar} {
1094        global current_branch
1095        upvar $ctvar ct $hdvar hd $mhvar mh
1096
1097        set mh [list]
1098
1099        load_current_branch
1100        if {[catch {set hd [git rev-parse --verify HEAD]}]} {
1101                set hd {}
1102                set ct initial
1103                return
1104        }
1105
1106        set merge_head [gitdir MERGE_HEAD]
1107        if {[file exists $merge_head]} {
1108                set ct merge
1109                set fd_mh [open $merge_head r]
1110                while {[gets $fd_mh line] >= 0} {
1111                        lappend mh $line
1112                }
1113                close $fd_mh
1114                return
1115        }
1116
1117        set ct normal
1118}
1119
1120proc PARENT {} {
1121        global PARENT empty_tree
1122
1123        set p [lindex $PARENT 0]
1124        if {$p ne {}} {
1125                return $p
1126        }
1127        if {$empty_tree eq {}} {
1128                set empty_tree [git mktree << {}]
1129        }
1130        return $empty_tree
1131}
1132
1133proc force_amend {} {
1134        global selected_commit_type
1135        global HEAD PARENT MERGE_HEAD commit_type
1136
1137        repository_state newType newHEAD newMERGE_HEAD
1138        set HEAD $newHEAD
1139        set PARENT $newHEAD
1140        set MERGE_HEAD $newMERGE_HEAD
1141        set commit_type $newType
1142
1143        set selected_commit_type amend
1144        do_select_commit_type
1145}
1146
1147proc rescan {after {honor_trustmtime 1}} {
1148        global HEAD PARENT MERGE_HEAD commit_type
1149        global ui_index ui_workdir ui_comm
1150        global rescan_active file_states
1151        global repo_config
1152
1153        if {$rescan_active > 0 || ![lock_index read]} return
1154
1155        repository_state newType newHEAD newMERGE_HEAD
1156        if {[string match amend* $commit_type]
1157                && $newType eq {normal}
1158                && $newHEAD eq $HEAD} {
1159        } else {
1160                set HEAD $newHEAD
1161                set PARENT $newHEAD
1162                set MERGE_HEAD $newMERGE_HEAD
1163                set commit_type $newType
1164        }
1165
1166        array unset file_states
1167
1168        if {!$::GITGUI_BCK_exists &&
1169                (![$ui_comm edit modified]
1170                || [string trim [$ui_comm get 0.0 end]] eq {})} {
1171                if {[string match amend* $commit_type]} {
1172                } elseif {[load_message GITGUI_MSG]} {
1173                } elseif {[load_message MERGE_MSG]} {
1174                } elseif {[load_message SQUASH_MSG]} {
1175                }
1176                $ui_comm edit reset
1177                $ui_comm edit modified false
1178        }
1179
1180        if {$honor_trustmtime && $repo_config(gui.trustmtime) eq {true}} {
1181                rescan_stage2 {} $after
1182        } else {
1183                set rescan_active 1
1184                ui_status [mc "Refreshing file status..."]
1185                set fd_rf [git_read update-index \
1186                        -q \
1187                        --unmerged \
1188                        --ignore-missing \
1189                        --refresh \
1190                        ]
1191                fconfigure $fd_rf -blocking 0 -translation binary
1192                fileevent $fd_rf readable \
1193                        [list rescan_stage2 $fd_rf $after]
1194        }
1195}
1196
1197if {[is_Cygwin]} {
1198        set is_git_info_exclude {}
1199        proc have_info_exclude {} {
1200                global is_git_info_exclude
1201
1202                if {$is_git_info_exclude eq {}} {
1203                        if {[catch {exec test -f [gitdir info exclude]}]} {
1204                                set is_git_info_exclude 0
1205                        } else {
1206                                set is_git_info_exclude 1
1207                        }
1208                }
1209                return $is_git_info_exclude
1210        }
1211} else {
1212        proc have_info_exclude {} {
1213                return [file readable [gitdir info exclude]]
1214        }
1215}
1216
1217proc rescan_stage2 {fd after} {
1218        global rescan_active buf_rdi buf_rdf buf_rlo
1219
1220        if {$fd ne {}} {
1221                read $fd
1222                if {![eof $fd]} return
1223                close $fd
1224        }
1225
1226        set ls_others [list --exclude-per-directory=.gitignore]
1227        if {[have_info_exclude]} {
1228                lappend ls_others "--exclude-from=[gitdir info exclude]"
1229        }
1230        set user_exclude [get_config core.excludesfile]
1231        if {$user_exclude ne {} && [file readable $user_exclude]} {
1232                lappend ls_others "--exclude-from=$user_exclude"
1233        }
1234
1235        set buf_rdi {}
1236        set buf_rdf {}
1237        set buf_rlo {}
1238
1239        set rescan_active 3
1240        ui_status [mc "Scanning for modified files ..."]
1241        set fd_di [git_read diff-index --cached -z [PARENT]]
1242        set fd_df [git_read diff-files -z]
1243        set fd_lo [eval git_read ls-files --others -z $ls_others]
1244
1245        fconfigure $fd_di -blocking 0 -translation binary -encoding binary
1246        fconfigure $fd_df -blocking 0 -translation binary -encoding binary
1247        fconfigure $fd_lo -blocking 0 -translation binary -encoding binary
1248        fileevent $fd_di readable [list read_diff_index $fd_di $after]
1249        fileevent $fd_df readable [list read_diff_files $fd_df $after]
1250        fileevent $fd_lo readable [list read_ls_others $fd_lo $after]
1251}
1252
1253proc load_message {file} {
1254        global ui_comm
1255
1256        set f [gitdir $file]
1257        if {[file isfile $f]} {
1258                if {[catch {set fd [open $f r]}]} {
1259                        return 0
1260                }
1261                fconfigure $fd -eofchar {}
1262                set content [string trim [read $fd]]
1263                close $fd
1264                regsub -all -line {[ \r\t]+$} $content {} content
1265                $ui_comm delete 0.0 end
1266                $ui_comm insert end $content
1267                return 1
1268        }
1269        return 0
1270}
1271
1272proc read_diff_index {fd after} {
1273        global buf_rdi
1274
1275        append buf_rdi [read $fd]
1276        set c 0
1277        set n [string length $buf_rdi]
1278        while {$c < $n} {
1279                set z1 [string first "\0" $buf_rdi $c]
1280                if {$z1 == -1} break
1281                incr z1
1282                set z2 [string first "\0" $buf_rdi $z1]
1283                if {$z2 == -1} break
1284
1285                incr c
1286                set i [split [string range $buf_rdi $c [expr {$z1 - 2}]] { }]
1287                set p [string range $buf_rdi $z1 [expr {$z2 - 1}]]
1288                merge_state \
1289                        [encoding convertfrom $p] \
1290                        [lindex $i 4]? \
1291                        [list [lindex $i 0] [lindex $i 2]] \
1292                        [list]
1293                set c $z2
1294                incr c
1295        }
1296        if {$c < $n} {
1297                set buf_rdi [string range $buf_rdi $c end]
1298        } else {
1299                set buf_rdi {}
1300        }
1301
1302        rescan_done $fd buf_rdi $after
1303}
1304
1305proc read_diff_files {fd after} {
1306        global buf_rdf
1307
1308        append buf_rdf [read $fd]
1309        set c 0
1310        set n [string length $buf_rdf]
1311        while {$c < $n} {
1312                set z1 [string first "\0" $buf_rdf $c]
1313                if {$z1 == -1} break
1314                incr z1
1315                set z2 [string first "\0" $buf_rdf $z1]
1316                if {$z2 == -1} break
1317
1318                incr c
1319                set i [split [string range $buf_rdf $c [expr {$z1 - 2}]] { }]
1320                set p [string range $buf_rdf $z1 [expr {$z2 - 1}]]
1321                merge_state \
1322                        [encoding convertfrom $p] \
1323                        ?[lindex $i 4] \
1324                        [list] \
1325                        [list [lindex $i 0] [lindex $i 2]]
1326                set c $z2
1327                incr c
1328        }
1329        if {$c < $n} {
1330                set buf_rdf [string range $buf_rdf $c end]
1331        } else {
1332                set buf_rdf {}
1333        }
1334
1335        rescan_done $fd buf_rdf $after
1336}
1337
1338proc read_ls_others {fd after} {
1339        global buf_rlo
1340
1341        append buf_rlo [read $fd]
1342        set pck [split $buf_rlo "\0"]
1343        set buf_rlo [lindex $pck end]
1344        foreach p [lrange $pck 0 end-1] {
1345                set p [encoding convertfrom $p]
1346                if {[string index $p end] eq {/}} {
1347                        set p [string range $p 0 end-1]
1348                }
1349                merge_state $p ?O
1350        }
1351        rescan_done $fd buf_rlo $after
1352}
1353
1354proc rescan_done {fd buf after} {
1355        global rescan_active current_diff_path
1356        global file_states repo_config
1357        upvar $buf to_clear
1358
1359        if {![eof $fd]} return
1360        set to_clear {}
1361        close $fd
1362        if {[incr rescan_active -1] > 0} return
1363
1364        prune_selection
1365        unlock_index
1366        display_all_files
1367        if {$current_diff_path ne {}} reshow_diff
1368        if {$current_diff_path eq {}} select_first_diff
1369
1370        uplevel #0 $after
1371}
1372
1373proc prune_selection {} {
1374        global file_states selected_paths
1375
1376        foreach path [array names selected_paths] {
1377                if {[catch {set still_here $file_states($path)}]} {
1378                        unset selected_paths($path)
1379                }
1380        }
1381}
1382
1383######################################################################
1384##
1385## ui helpers
1386
1387proc mapicon {w state path} {
1388        global all_icons
1389
1390        if {[catch {set r $all_icons($state$w)}]} {
1391                puts "error: no icon for $w state={$state} $path"
1392                return file_plain
1393        }
1394        return $r
1395}
1396
1397proc mapdesc {state path} {
1398        global all_descs
1399
1400        if {[catch {set r $all_descs($state)}]} {
1401                puts "error: no desc for state={$state} $path"
1402                return $state
1403        }
1404        return $r
1405}
1406
1407proc ui_status {msg} {
1408        global main_status
1409        if {[info exists main_status]} {
1410                $main_status show $msg
1411        }
1412}
1413
1414proc ui_ready {{test {}}} {
1415        global main_status
1416        if {[info exists main_status]} {
1417                $main_status show [mc "Ready."] $test
1418        }
1419}
1420
1421proc escape_path {path} {
1422        regsub -all {\\} $path "\\\\" path
1423        regsub -all "\n" $path "\\n" path
1424        return $path
1425}
1426
1427proc short_path {path} {
1428        return [escape_path [lindex [file split $path] end]]
1429}
1430
1431set next_icon_id 0
1432set null_sha1 [string repeat 0 40]
1433
1434proc merge_state {path new_state {head_info {}} {index_info {}}} {
1435        global file_states next_icon_id null_sha1
1436
1437        set s0 [string index $new_state 0]
1438        set s1 [string index $new_state 1]
1439
1440        if {[catch {set info $file_states($path)}]} {
1441                set state __
1442                set icon n[incr next_icon_id]
1443        } else {
1444                set state [lindex $info 0]
1445                set icon [lindex $info 1]
1446                if {$head_info eq {}}  {set head_info  [lindex $info 2]}
1447                if {$index_info eq {}} {set index_info [lindex $info 3]}
1448        }
1449
1450        if     {$s0 eq {?}} {set s0 [string index $state 0]} \
1451        elseif {$s0 eq {_}} {set s0 _}
1452
1453        if     {$s1 eq {?}} {set s1 [string index $state 1]} \
1454        elseif {$s1 eq {_}} {set s1 _}
1455
1456        if {$s0 eq {A} && $s1 eq {_} && $head_info eq {}} {
1457                set head_info [list 0 $null_sha1]
1458        } elseif {$s0 ne {_} && [string index $state 0] eq {_}
1459                && $head_info eq {}} {
1460                set head_info $index_info
1461        }
1462
1463        set file_states($path) [list $s0$s1 $icon \
1464                $head_info $index_info \
1465                ]
1466        return $state
1467}
1468
1469proc display_file_helper {w path icon_name old_m new_m} {
1470        global file_lists
1471
1472        if {$new_m eq {_}} {
1473                set lno [lsearch -sorted -exact $file_lists($w) $path]
1474                if {$lno >= 0} {
1475                        set file_lists($w) [lreplace $file_lists($w) $lno $lno]
1476                        incr lno
1477                        $w conf -state normal
1478                        $w delete $lno.0 [expr {$lno + 1}].0
1479                        $w conf -state disabled
1480                }
1481        } elseif {$old_m eq {_} && $new_m ne {_}} {
1482                lappend file_lists($w) $path
1483                set file_lists($w) [lsort -unique $file_lists($w)]
1484                set lno [lsearch -sorted -exact $file_lists($w) $path]
1485                incr lno
1486                $w conf -state normal
1487                $w image create $lno.0 \
1488                        -align center -padx 5 -pady 1 \
1489                        -name $icon_name \
1490                        -image [mapicon $w $new_m $path]
1491                $w insert $lno.1 "[escape_path $path]\n"
1492                $w conf -state disabled
1493        } elseif {$old_m ne $new_m} {
1494                $w conf -state normal
1495                $w image conf $icon_name -image [mapicon $w $new_m $path]
1496                $w conf -state disabled
1497        }
1498}
1499
1500proc display_file {path state} {
1501        global file_states selected_paths
1502        global ui_index ui_workdir
1503
1504        set old_m [merge_state $path $state]
1505        set s $file_states($path)
1506        set new_m [lindex $s 0]
1507        set icon_name [lindex $s 1]
1508
1509        set o [string index $old_m 0]
1510        set n [string index $new_m 0]
1511        if {$o eq {U}} {
1512                set o _
1513        }
1514        if {$n eq {U}} {
1515                set n _
1516        }
1517        display_file_helper     $ui_index $path $icon_name $o $n
1518
1519        if {[string index $old_m 0] eq {U}} {
1520                set o U
1521        } else {
1522                set o [string index $old_m 1]
1523        }
1524        if {[string index $new_m 0] eq {U}} {
1525                set n U
1526        } else {
1527                set n [string index $new_m 1]
1528        }
1529        display_file_helper     $ui_workdir $path $icon_name $o $n
1530
1531        if {$new_m eq {__}} {
1532                unset file_states($path)
1533                catch {unset selected_paths($path)}
1534        }
1535}
1536
1537proc display_all_files_helper {w path icon_name m} {
1538        global file_lists
1539
1540        lappend file_lists($w) $path
1541        set lno [expr {[lindex [split [$w index end] .] 0] - 1}]
1542        $w image create end \
1543                -align center -padx 5 -pady 1 \
1544                -name $icon_name \
1545                -image [mapicon $w $m $path]
1546        $w insert end "[escape_path $path]\n"
1547}
1548
1549proc display_all_files {} {
1550        global ui_index ui_workdir
1551        global file_states file_lists
1552        global last_clicked
1553
1554        $ui_index conf -state normal
1555        $ui_workdir conf -state normal
1556
1557        $ui_index delete 0.0 end
1558        $ui_workdir delete 0.0 end
1559        set last_clicked {}
1560
1561        set file_lists($ui_index) [list]
1562        set file_lists($ui_workdir) [list]
1563
1564        foreach path [lsort [array names file_states]] {
1565                set s $file_states($path)
1566                set m [lindex $s 0]
1567                set icon_name [lindex $s 1]
1568
1569                set s [string index $m 0]
1570                if {$s ne {U} && $s ne {_}} {
1571                        display_all_files_helper $ui_index $path \
1572                                $icon_name $s
1573                }
1574
1575                if {[string index $m 0] eq {U}} {
1576                        set s U
1577                } else {
1578                        set s [string index $m 1]
1579                }
1580                if {$s ne {_}} {
1581                        display_all_files_helper $ui_workdir $path \
1582                                $icon_name $s
1583                }
1584        }
1585
1586        $ui_index conf -state disabled
1587        $ui_workdir conf -state disabled
1588}
1589
1590######################################################################
1591##
1592## icons
1593
1594set filemask {
1595#define mask_width 14
1596#define mask_height 15
1597static unsigned char mask_bits[] = {
1598   0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f,
1599   0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f,
1600   0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f};
1601}
1602
1603image create bitmap file_plain -background white -foreground black -data {
1604#define plain_width 14
1605#define plain_height 15
1606static unsigned char plain_bits[] = {
1607   0xfe, 0x01, 0x02, 0x03, 0x02, 0x05, 0x02, 0x09, 0x02, 0x1f, 0x02, 0x10,
1608   0x02, 0x10, 0x02, 0x10, 0x02, 0x10, 0x02, 0x10, 0x02, 0x10, 0x02, 0x10,
1609   0x02, 0x10, 0x02, 0x10, 0xfe, 0x1f};
1610} -maskdata $filemask
1611
1612image create bitmap file_mod -background white -foreground blue -data {
1613#define mod_width 14
1614#define mod_height 15
1615static unsigned char mod_bits[] = {
1616   0xfe, 0x01, 0x02, 0x03, 0x7a, 0x05, 0x02, 0x09, 0x7a, 0x1f, 0x02, 0x10,
1617   0xfa, 0x17, 0x02, 0x10, 0xfa, 0x17, 0x02, 0x10, 0xfa, 0x17, 0x02, 0x10,
1618   0xfa, 0x17, 0x02, 0x10, 0xfe, 0x1f};
1619} -maskdata $filemask
1620
1621image create bitmap file_fulltick -background white -foreground "#007000" -data {
1622#define file_fulltick_width 14
1623#define file_fulltick_height 15
1624static unsigned char file_fulltick_bits[] = {
1625   0xfe, 0x01, 0x02, 0x1a, 0x02, 0x0c, 0x02, 0x0c, 0x02, 0x16, 0x02, 0x16,
1626   0x02, 0x13, 0x00, 0x13, 0x86, 0x11, 0x8c, 0x11, 0xd8, 0x10, 0xf2, 0x10,
1627   0x62, 0x10, 0x02, 0x10, 0xfe, 0x1f};
1628} -maskdata $filemask
1629
1630image create bitmap file_parttick -background white -foreground "#005050" -data {
1631#define parttick_width 14
1632#define parttick_height 15
1633static unsigned char parttick_bits[] = {
1634   0xfe, 0x01, 0x02, 0x03, 0x7a, 0x05, 0x02, 0x09, 0x7a, 0x1f, 0x02, 0x10,
1635   0x7a, 0x14, 0x02, 0x16, 0x02, 0x13, 0x8a, 0x11, 0xda, 0x10, 0x72, 0x10,
1636   0x22, 0x10, 0x02, 0x10, 0xfe, 0x1f};
1637} -maskdata $filemask
1638
1639image create bitmap file_question -background white -foreground black -data {
1640#define file_question_width 14
1641#define file_question_height 15
1642static unsigned char file_question_bits[] = {
1643   0xfe, 0x01, 0x02, 0x02, 0xe2, 0x04, 0xf2, 0x09, 0x1a, 0x1b, 0x0a, 0x13,
1644   0x82, 0x11, 0xc2, 0x10, 0x62, 0x10, 0x62, 0x10, 0x02, 0x10, 0x62, 0x10,
1645   0x62, 0x10, 0x02, 0x10, 0xfe, 0x1f};
1646} -maskdata $filemask
1647
1648image create bitmap file_removed -background white -foreground red -data {
1649#define file_removed_width 14
1650#define file_removed_height 15
1651static unsigned char file_removed_bits[] = {
1652   0xfe, 0x01, 0x02, 0x03, 0x02, 0x05, 0x02, 0x09, 0x02, 0x1f, 0x02, 0x10,
1653   0x1a, 0x16, 0x32, 0x13, 0xe2, 0x11, 0xc2, 0x10, 0xe2, 0x11, 0x32, 0x13,
1654   0x1a, 0x16, 0x02, 0x10, 0xfe, 0x1f};
1655} -maskdata $filemask
1656
1657image create bitmap file_merge -background white -foreground blue -data {
1658#define file_merge_width 14
1659#define file_merge_height 15
1660static unsigned char file_merge_bits[] = {
1661   0xfe, 0x01, 0x02, 0x03, 0x62, 0x05, 0x62, 0x09, 0x62, 0x1f, 0x62, 0x10,
1662   0xfa, 0x11, 0xf2, 0x10, 0x62, 0x10, 0x02, 0x10, 0xfa, 0x17, 0x02, 0x10,
1663   0xfa, 0x17, 0x02, 0x10, 0xfe, 0x1f};
1664} -maskdata $filemask
1665
1666image create bitmap file_statechange -background white -foreground green -data {
1667#define file_merge_width 14
1668#define file_merge_height 15
1669static unsigned char file_statechange_bits[] = {
1670   0xfe, 0x01, 0x02, 0x03, 0x02, 0x05, 0x02, 0x09, 0x02, 0x1f, 0x62, 0x10,
1671   0x62, 0x10, 0xba, 0x11, 0xba, 0x11, 0x62, 0x10, 0x62, 0x10, 0x02, 0x10,
1672   0x02, 0x10, 0x02, 0x10, 0xfe, 0x1f};
1673} -maskdata $filemask
1674
1675set ui_index .vpane.files.index.list
1676set ui_workdir .vpane.files.workdir.list
1677
1678set all_icons(_$ui_index)   file_plain
1679set all_icons(A$ui_index)   file_fulltick
1680set all_icons(M$ui_index)   file_fulltick
1681set all_icons(D$ui_index)   file_removed
1682set all_icons(U$ui_index)   file_merge
1683set all_icons(T$ui_index)   file_statechange
1684
1685set all_icons(_$ui_workdir) file_plain
1686set all_icons(M$ui_workdir) file_mod
1687set all_icons(D$ui_workdir) file_question
1688set all_icons(U$ui_workdir) file_merge
1689set all_icons(O$ui_workdir) file_plain
1690set all_icons(T$ui_workdir) file_statechange
1691
1692set max_status_desc 0
1693foreach i {
1694                {__ {mc "Unmodified"}}
1695
1696                {_M {mc "Modified, not staged"}}
1697                {M_ {mc "Staged for commit"}}
1698                {MM {mc "Portions staged for commit"}}
1699                {MD {mc "Staged for commit, missing"}}
1700
1701                {_T {mc "File type changed, not staged"}}
1702                {T_ {mc "File type changed, staged"}}
1703
1704                {_O {mc "Untracked, not staged"}}
1705                {A_ {mc "Staged for commit"}}
1706                {AM {mc "Portions staged for commit"}}
1707                {AD {mc "Staged for commit, missing"}}
1708
1709                {_D {mc "Missing"}}
1710                {D_ {mc "Staged for removal"}}
1711                {DO {mc "Staged for removal, still present"}}
1712
1713                {_U {mc "Requires merge resolution"}}
1714                {U_ {mc "Requires merge resolution"}}
1715                {UU {mc "Requires merge resolution"}}
1716                {UM {mc "Requires merge resolution"}}
1717                {UD {mc "Requires merge resolution"}}
1718                {UT {mc "Requires merge resolution"}}
1719        } {
1720        set text [eval [lindex $i 1]]
1721        if {$max_status_desc < [string length $text]} {
1722                set max_status_desc [string length $text]
1723        }
1724        set all_descs([lindex $i 0]) $text
1725}
1726unset i
1727
1728######################################################################
1729##
1730## util
1731
1732proc scrollbar2many {list mode args} {
1733        foreach w $list {eval $w $mode $args}
1734}
1735
1736proc many2scrollbar {list mode sb top bottom} {
1737        $sb set $top $bottom
1738        foreach w $list {$w $mode moveto $top}
1739}
1740
1741proc incr_font_size {font {amt 1}} {
1742        set sz [font configure $font -size]
1743        incr sz $amt
1744        font configure $font -size $sz
1745        font configure ${font}bold -size $sz
1746        font configure ${font}italic -size $sz
1747}
1748
1749######################################################################
1750##
1751## ui commands
1752
1753set starting_gitk_msg [mc "Starting gitk... please wait..."]
1754
1755proc do_gitk {revs} {
1756        # -- Always start gitk through whatever we were loaded with.  This
1757        #    lets us bypass using shell process on Windows systems.
1758        #
1759        set exe [_which gitk -script]
1760        set cmd [list [info nameofexecutable] $exe]
1761        if {$exe eq {}} {
1762                error_popup [mc "Couldn't find gitk in PATH"]
1763        } else {
1764                global env
1765
1766                if {[info exists env(GIT_DIR)]} {
1767                        set old_GIT_DIR $env(GIT_DIR)
1768                } else {
1769                        set old_GIT_DIR {}
1770                }
1771
1772                set pwd [pwd]
1773                cd [file dirname [gitdir]]
1774                set env(GIT_DIR) [file tail [gitdir]]
1775
1776                eval exec $cmd $revs &
1777
1778                if {$old_GIT_DIR eq {}} {
1779                        unset env(GIT_DIR)
1780                } else {
1781                        set env(GIT_DIR) $old_GIT_DIR
1782                }
1783                cd $pwd
1784
1785                ui_status $::starting_gitk_msg
1786                after 10000 {
1787                        ui_ready $starting_gitk_msg
1788                }
1789        }
1790}
1791
1792set is_quitting 0
1793set ret_code    1
1794
1795proc terminate_me {win} {
1796        global ret_code
1797        if {$win ne {.}} return
1798        exit $ret_code
1799}
1800
1801proc do_quit {{rc {1}}} {
1802        global ui_comm is_quitting repo_config commit_type
1803        global GITGUI_BCK_exists GITGUI_BCK_i
1804        global ui_comm_spell
1805        global ret_code
1806
1807        if {$is_quitting} return
1808        set is_quitting 1
1809
1810        if {[winfo exists $ui_comm]} {
1811                # -- Stash our current commit buffer.
1812                #
1813                set save [gitdir GITGUI_MSG]
1814                if {$GITGUI_BCK_exists && ![$ui_comm edit modified]} {
1815                        file rename -force [gitdir GITGUI_BCK] $save
1816                        set GITGUI_BCK_exists 0
1817                } else {
1818                        set msg [string trim [$ui_comm get 0.0 end]]
1819                        regsub -all -line {[ \r\t]+$} $msg {} msg
1820                        if {(![string match amend* $commit_type]
1821                                || [$ui_comm edit modified])
1822                                && $msg ne {}} {
1823                                catch {
1824                                        set fd [open $save w]
1825                                        puts -nonewline $fd $msg
1826                                        close $fd
1827                                }
1828                        } else {
1829                                catch {file delete $save}
1830                        }
1831                }
1832
1833                # -- Cancel our spellchecker if its running.
1834                #
1835                if {[info exists ui_comm_spell]} {
1836                        $ui_comm_spell stop
1837                }
1838
1839                # -- Remove our editor backup, its not needed.
1840                #
1841                after cancel $GITGUI_BCK_i
1842                if {$GITGUI_BCK_exists} {
1843                        catch {file delete [gitdir GITGUI_BCK]}
1844                }
1845
1846                # -- Stash our current window geometry into this repository.
1847                #
1848                set cfg_geometry [list]
1849                lappend cfg_geometry [wm geometry .]
1850                lappend cfg_geometry [lindex [.vpane sash coord 0] 0]
1851                lappend cfg_geometry [lindex [.vpane.files sash coord 0] 1]
1852                if {[catch {set rc_geometry $repo_config(gui.geometry)}]} {
1853                        set rc_geometry {}
1854                }
1855                if {$cfg_geometry ne $rc_geometry} {
1856                        catch {git config gui.geometry $cfg_geometry}
1857                }
1858        }
1859
1860        set ret_code $rc
1861        destroy .
1862}
1863
1864proc do_rescan {} {
1865        rescan ui_ready
1866}
1867
1868proc ui_do_rescan {} {
1869        rescan {force_first_diff; ui_ready}
1870}
1871
1872proc do_commit {} {
1873        commit_tree
1874}
1875
1876proc next_diff {} {
1877        global next_diff_p next_diff_w next_diff_i
1878        show_diff $next_diff_p $next_diff_w {}
1879}
1880
1881proc find_anchor_pos {lst name} {
1882        set lid [lsearch -sorted -exact $lst $name]
1883
1884        if {$lid == -1} {
1885                set lid 0
1886                foreach lname $lst {
1887                        if {$lname >= $name} break
1888                        incr lid
1889                }
1890        }
1891
1892        return $lid
1893}
1894
1895proc find_file_from {flist idx delta path mmask} {
1896        global file_states
1897
1898        set len [llength $flist]
1899        while {$idx >= 0 && $idx < $len} {
1900                set name [lindex $flist $idx]
1901
1902                if {$name ne $path && [info exists file_states($name)]} {
1903                        set state [lindex $file_states($name) 0]
1904
1905                        if {$mmask eq {} || [regexp $mmask $state]} {
1906                                return $idx
1907                        }
1908                }
1909
1910                incr idx $delta
1911        }
1912
1913        return {}
1914}
1915
1916proc find_next_diff {w path {lno {}} {mmask {}}} {
1917        global next_diff_p next_diff_w next_diff_i
1918        global file_lists ui_index ui_workdir
1919
1920        set flist $file_lists($w)
1921        if {$lno eq {}} {
1922                set lno [find_anchor_pos $flist $path]
1923        } else {
1924                incr lno -1
1925        }
1926
1927        if {$mmask ne {} && ![regexp {(^\^)|(\$$)} $mmask]} {
1928                if {$w eq $ui_index} {
1929                        set mmask "^$mmask"
1930                } else {
1931                        set mmask "$mmask\$"
1932                }
1933        }
1934
1935        set idx [find_file_from $flist $lno 1 $path $mmask]
1936        if {$idx eq {}} {
1937                incr lno -1
1938                set idx [find_file_from $flist $lno -1 $path $mmask]
1939        }
1940
1941        if {$idx ne {}} {
1942                set next_diff_w $w
1943                set next_diff_p [lindex $flist $idx]
1944                set next_diff_i [expr {$idx+1}]
1945                return 1
1946        } else {
1947                return 0
1948        }
1949}
1950
1951proc next_diff_after_action {w path {lno {}} {mmask {}}} {
1952        global current_diff_path
1953
1954        if {$path ne $current_diff_path} {
1955                return {}
1956        } elseif {[find_next_diff $w $path $lno $mmask]} {
1957                return {next_diff;}
1958        } else {
1959                return {reshow_diff;}
1960        }
1961}
1962
1963proc select_first_diff {} {
1964        global ui_workdir
1965
1966        if {[find_next_diff $ui_workdir {} 1 {^_?U}] ||
1967            [find_next_diff $ui_workdir {} 1 {[^O]$}]} {
1968                next_diff
1969        }
1970}
1971
1972proc force_first_diff {} {
1973        global current_diff_path
1974
1975        if {[info exists file_states($current_diff_path)]} {
1976                set state [lindex $file_states($current_diff_path) 0]
1977
1978                if {[string index $state 1] ne {O}} return
1979        }
1980
1981        select_first_diff
1982}
1983
1984proc toggle_or_diff {w x y} {
1985        global file_states file_lists current_diff_path ui_index ui_workdir
1986        global last_clicked selected_paths
1987
1988        set pos [split [$w index @$x,$y] .]
1989        set lno [lindex $pos 0]
1990        set col [lindex $pos 1]
1991        set path [lindex $file_lists($w) [expr {$lno - 1}]]
1992        if {$path eq {}} {
1993                set last_clicked {}
1994                return
1995        }
1996
1997        set last_clicked [list $w $lno]
1998        array unset selected_paths
1999        $ui_index tag remove in_sel 0.0 end
2000        $ui_workdir tag remove in_sel 0.0 end
2001
2002        # Do not stage files with conflicts
2003        if {[info exists file_states($path)]} {
2004                set state [lindex $file_states($path) 0]
2005        } else {
2006                set state {__}
2007        }
2008
2009        if {[string first {U} $state] >= 0} {
2010                set col 1
2011        }
2012
2013        # Restage the file, or simply show the diff
2014        if {$col == 0 && $y > 1} {
2015                if {[string index $state 1] eq {O}} {
2016                        set mmask {}
2017                } else {
2018                        set mmask {[^O]}
2019                }
2020
2021                set after [next_diff_after_action $w $path $lno $mmask]
2022
2023                if {$w eq $ui_index} {
2024                        update_indexinfo \
2025                                "Unstaging [short_path $path] from commit" \
2026                                [list $path] \
2027                                [concat $after [list ui_ready]]
2028                } elseif {$w eq $ui_workdir} {
2029                        update_index \
2030                                "Adding [short_path $path]" \
2031                                [list $path] \
2032                                [concat $after [list ui_ready]]
2033                }
2034        } else {
2035                show_diff $path $w $lno
2036        }
2037}
2038
2039proc add_one_to_selection {w x y} {
2040        global file_lists last_clicked selected_paths
2041
2042        set lno [lindex [split [$w index @$x,$y] .] 0]
2043        set path [lindex $file_lists($w) [expr {$lno - 1}]]
2044        if {$path eq {}} {
2045                set last_clicked {}
2046                return
2047        }
2048
2049        if {$last_clicked ne {}
2050                && [lindex $last_clicked 0] ne $w} {
2051                array unset selected_paths
2052                [lindex $last_clicked 0] tag remove in_sel 0.0 end
2053        }
2054
2055        set last_clicked [list $w $lno]
2056        if {[catch {set in_sel $selected_paths($path)}]} {
2057                set in_sel 0
2058        }
2059        if {$in_sel} {
2060                unset selected_paths($path)
2061                $w tag remove in_sel $lno.0 [expr {$lno + 1}].0
2062        } else {
2063                set selected_paths($path) 1
2064                $w tag add in_sel $lno.0 [expr {$lno + 1}].0
2065        }
2066}
2067
2068proc add_range_to_selection {w x y} {
2069        global file_lists last_clicked selected_paths
2070
2071        if {[lindex $last_clicked 0] ne $w} {
2072                toggle_or_diff $w $x $y
2073                return
2074        }
2075
2076        set lno [lindex [split [$w index @$x,$y] .] 0]
2077        set lc [lindex $last_clicked 1]
2078        if {$lc < $lno} {
2079                set begin $lc
2080                set end $lno
2081        } else {
2082                set begin $lno
2083                set end $lc
2084        }
2085
2086        foreach path [lrange $file_lists($w) \
2087                [expr {$begin - 1}] \
2088                [expr {$end - 1}]] {
2089                set selected_paths($path) 1
2090        }
2091        $w tag add in_sel $begin.0 [expr {$end + 1}].0
2092}
2093
2094proc show_more_context {} {
2095        global repo_config
2096        if {$repo_config(gui.diffcontext) < 99} {
2097                incr repo_config(gui.diffcontext)
2098                reshow_diff
2099        }
2100}
2101
2102proc show_less_context {} {
2103        global repo_config
2104        if {$repo_config(gui.diffcontext) > 1} {
2105                incr repo_config(gui.diffcontext) -1
2106                reshow_diff
2107        }
2108}
2109
2110######################################################################
2111##
2112## ui construction
2113
2114load_config 0
2115apply_config
2116set ui_comm {}
2117
2118# -- Menu Bar
2119#
2120menu .mbar -tearoff 0
2121.mbar add cascade -label [mc Repository] -menu .mbar.repository
2122.mbar add cascade -label [mc Edit] -menu .mbar.edit
2123if {[is_enabled branch]} {
2124        .mbar add cascade -label [mc Branch] -menu .mbar.branch
2125}
2126if {[is_enabled multicommit] || [is_enabled singlecommit]} {
2127        .mbar add cascade -label [mc Commit@@noun] -menu .mbar.commit
2128}
2129if {[is_enabled transport]} {
2130        .mbar add cascade -label [mc Merge] -menu .mbar.merge
2131        .mbar add cascade -label [mc Remote] -menu .mbar.remote
2132}
2133. configure -menu .mbar
2134
2135# -- Repository Menu
2136#
2137menu .mbar.repository
2138
2139.mbar.repository add command \
2140        -label [mc "Browse Current Branch's Files"] \
2141        -command {browser::new $current_branch}
2142set ui_browse_current [.mbar.repository index last]
2143.mbar.repository add command \
2144        -label [mc "Browse Branch Files..."] \
2145        -command browser_open::dialog
2146.mbar.repository add separator
2147
2148.mbar.repository add command \
2149        -label [mc "Visualize Current Branch's History"] \
2150        -command {do_gitk $current_branch}
2151set ui_visualize_current [.mbar.repository index last]
2152.mbar.repository add command \
2153        -label [mc "Visualize All Branch History"] \
2154        -command {do_gitk --all}
2155.mbar.repository add separator
2156
2157proc current_branch_write {args} {
2158        global current_branch
2159        .mbar.repository entryconf $::ui_browse_current \
2160                -label [mc "Browse %s's Files" $current_branch]
2161        .mbar.repository entryconf $::ui_visualize_current \
2162                -label [mc "Visualize %s's History" $current_branch]
2163}
2164trace add variable current_branch write current_branch_write
2165
2166if {[is_enabled multicommit]} {
2167        .mbar.repository add command -label [mc "Database Statistics"] \
2168                -command do_stats
2169
2170        .mbar.repository add command -label [mc "Compress Database"] \
2171                -command do_gc
2172
2173        .mbar.repository add command -label [mc "Verify Database"] \
2174                -command do_fsck_objects
2175
2176        .mbar.repository add separator
2177
2178        if {[is_Cygwin]} {
2179                .mbar.repository add command \
2180                        -label [mc "Create Desktop Icon"] \
2181                        -command do_cygwin_shortcut
2182        } elseif {[is_Windows]} {
2183                .mbar.repository add command \
2184                        -label [mc "Create Desktop Icon"] \
2185                        -command do_windows_shortcut
2186        } elseif {[is_MacOSX]} {
2187                .mbar.repository add command \
2188                        -label [mc "Create Desktop Icon"] \
2189                        -command do_macosx_app
2190        }
2191}
2192
2193if {[is_MacOSX]} {
2194        proc ::tk::mac::Quit {args} { do_quit }
2195} else {
2196        .mbar.repository add command -label [mc Quit] \
2197                -command do_quit \
2198                -accelerator $M1T-Q
2199}
2200
2201# -- Edit Menu
2202#
2203menu .mbar.edit
2204.mbar.edit add command -label [mc Undo] \
2205        -command {catch {[focus] edit undo}} \
2206        -accelerator $M1T-Z
2207.mbar.edit add command -label [mc Redo] \
2208        -command {catch {[focus] edit redo}} \
2209        -accelerator $M1T-Y
2210.mbar.edit add separator
2211.mbar.edit add command -label [mc Cut] \
2212        -command {catch {tk_textCut [focus]}} \
2213        -accelerator $M1T-X
2214.mbar.edit add command -label [mc Copy] \
2215        -command {catch {tk_textCopy [focus]}} \
2216        -accelerator $M1T-C
2217.mbar.edit add command -label [mc Paste] \
2218        -command {catch {tk_textPaste [focus]; [focus] see insert}} \
2219        -accelerator $M1T-V
2220.mbar.edit add command -label [mc Delete] \
2221        -command {catch {[focus] delete sel.first sel.last}} \
2222        -accelerator Del
2223.mbar.edit add separator
2224.mbar.edit add command -label [mc "Select All"] \
2225        -command {catch {[focus] tag add sel 0.0 end}} \
2226        -accelerator $M1T-A
2227
2228# -- Branch Menu
2229#
2230if {[is_enabled branch]} {
2231        menu .mbar.branch
2232
2233        .mbar.branch add command -label [mc "Create..."] \
2234                -command branch_create::dialog \
2235                -accelerator $M1T-N
2236        lappend disable_on_lock [list .mbar.branch entryconf \
2237                [.mbar.branch index last] -state]
2238
2239        .mbar.branch add command -label [mc "Checkout..."] \
2240                -command branch_checkout::dialog \
2241                -accelerator $M1T-O
2242        lappend disable_on_lock [list .mbar.branch entryconf \
2243                [.mbar.branch index last] -state]
2244
2245        .mbar.branch add command -label [mc "Rename..."] \
2246                -command branch_rename::dialog
2247        lappend disable_on_lock [list .mbar.branch entryconf \
2248                [.mbar.branch index last] -state]
2249
2250        .mbar.branch add command -label [mc "Delete..."] \
2251                -command branch_delete::dialog
2252        lappend disable_on_lock [list .mbar.branch entryconf \
2253                [.mbar.branch index last] -state]
2254
2255        .mbar.branch add command -label [mc "Reset..."] \
2256                -command merge::reset_hard
2257        lappend disable_on_lock [list .mbar.branch entryconf \
2258                [.mbar.branch index last] -state]
2259}
2260
2261# -- Commit Menu
2262#
2263proc commit_btn_caption {} {
2264        if {[is_enabled nocommit]} {
2265                return [mc "Done"]
2266        } else {
2267                return [mc Commit@@verb]
2268        }
2269}
2270
2271if {[is_enabled multicommit] || [is_enabled singlecommit]} {
2272        menu .mbar.commit
2273
2274        .mbar.commit add radiobutton \
2275                -label [mc "New Commit"] \
2276                -command do_select_commit_type \
2277                -variable selected_commit_type \
2278                -value new
2279        lappend disable_on_lock \
2280                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2281
2282        .mbar.commit add radiobutton \
2283                -label [mc "Amend Last Commit"] \
2284                -command do_select_commit_type \
2285                -variable selected_commit_type \
2286                -value amend
2287        lappend disable_on_lock \
2288                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2289
2290        .mbar.commit add separator
2291
2292        .mbar.commit add command -label [mc Rescan] \
2293                -command ui_do_rescan \
2294                -accelerator F5
2295        lappend disable_on_lock \
2296                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2297
2298        .mbar.commit add command -label [mc "Stage To Commit"] \
2299                -command do_add_selection \
2300                -accelerator $M1T-T
2301        lappend disable_on_lock \
2302                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2303
2304        .mbar.commit add command -label [mc "Stage Changed Files To Commit"] \
2305                -command do_add_all \
2306                -accelerator $M1T-I
2307        lappend disable_on_lock \
2308                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2309
2310        .mbar.commit add command -label [mc "Unstage From Commit"] \
2311                -command do_unstage_selection
2312        lappend disable_on_lock \
2313                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2314
2315        .mbar.commit add command -label [mc "Revert Changes"] \
2316                -command do_revert_selection
2317        lappend disable_on_lock \
2318                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2319
2320        .mbar.commit add separator
2321
2322        .mbar.commit add command -label [mc "Show Less Context"] \
2323                -command show_less_context \
2324                -accelerator $M1T-\-
2325
2326        .mbar.commit add command -label [mc "Show More Context"] \
2327                -command show_more_context \
2328                -accelerator $M1T-=
2329
2330        .mbar.commit add separator
2331
2332        .mbar.commit add command -label [mc "Sign Off"] \
2333                -command do_signoff \
2334                -accelerator $M1T-S
2335
2336        .mbar.commit add command -label [commit_btn_caption] \
2337                -command do_commit \
2338                -accelerator $M1T-Return
2339        lappend disable_on_lock \
2340                [list .mbar.commit entryconf [.mbar.commit index last] -state]
2341}
2342
2343# -- Merge Menu
2344#
2345if {[is_enabled branch]} {
2346        menu .mbar.merge
2347        .mbar.merge add command -label [mc "Local Merge..."] \
2348                -command merge::dialog \
2349                -accelerator $M1T-M
2350        lappend disable_on_lock \
2351                [list .mbar.merge entryconf [.mbar.merge index last] -state]
2352        .mbar.merge add command -label [mc "Abort Merge..."] \
2353                -command merge::reset_hard
2354        lappend disable_on_lock \
2355                [list .mbar.merge entryconf [.mbar.merge index last] -state]
2356}
2357
2358# -- Transport Menu
2359#
2360if {[is_enabled transport]} {
2361        menu .mbar.remote
2362
2363        .mbar.remote add command \
2364                -label [mc "Push..."] \
2365                -command do_push_anywhere \
2366                -accelerator $M1T-P
2367        .mbar.remote add command \
2368                -label [mc "Delete..."] \
2369                -command remote_branch_delete::dialog
2370}
2371
2372if {[is_MacOSX]} {
2373        # -- Apple Menu (Mac OS X only)
2374        #
2375        .mbar add cascade -label Apple -menu .mbar.apple
2376        menu .mbar.apple
2377
2378        .mbar.apple add command -label [mc "About %s" [appname]] \
2379                -command do_about
2380        .mbar.apple add separator
2381        .mbar.apple add command \
2382                -label [mc "Preferences..."] \
2383                -command do_options \
2384                -accelerator $M1T-,
2385        bind . <$M1B-,> do_options
2386} else {
2387        # -- Edit Menu
2388        #
2389        .mbar.edit add separator
2390        .mbar.edit add command -label [mc "Options..."] \
2391                -command do_options
2392}
2393
2394# -- Help Menu
2395#
2396.mbar add cascade -label [mc Help] -menu .mbar.help
2397menu .mbar.help
2398
2399if {![is_MacOSX]} {
2400        .mbar.help add command -label [mc "About %s" [appname]] \
2401                -command do_about
2402}
2403
2404set browser {}
2405catch {set browser $repo_config(instaweb.browser)}
2406set doc_path [file dirname [gitexec]]
2407set doc_path [file join $doc_path Documentation index.html]
2408
2409if {[is_Cygwin]} {
2410        set doc_path [exec cygpath --mixed $doc_path]
2411}
2412
2413if {$browser eq {}} {
2414        if {[is_MacOSX]} {
2415                set browser open
2416        } elseif {[is_Cygwin]} {
2417                set program_files [file dirname [exec cygpath --windir]]
2418                set program_files [file join $program_files {Program Files}]
2419                set firefox [file join $program_files {Mozilla Firefox} firefox.exe]
2420                set ie [file join $program_files {Internet Explorer} IEXPLORE.EXE]
2421                if {[file exists $firefox]} {
2422                        set browser $firefox
2423                } elseif {[file exists $ie]} {
2424                        set browser $ie
2425                }
2426                unset program_files firefox ie
2427        }
2428}
2429
2430if {[file isfile $doc_path]} {
2431        set doc_url "file:$doc_path"
2432} else {
2433        set doc_url {http://www.kernel.org/pub/software/scm/git/docs/}
2434}
2435
2436if {$browser ne {}} {
2437        .mbar.help add command -label [mc "Online Documentation"] \
2438                -command [list exec $browser $doc_url &]
2439}
2440unset browser doc_path doc_url
2441
2442# -- Standard bindings
2443#
2444wm protocol . WM_DELETE_WINDOW do_quit
2445bind all <$M1B-Key-q> do_quit
2446bind all <$M1B-Key-Q> do_quit
2447bind all <$M1B-Key-w> {destroy [winfo toplevel %W]}
2448bind all <$M1B-Key-W> {destroy [winfo toplevel %W]}
2449
2450set subcommand_args {}
2451proc usage {} {
2452        puts stderr "usage: $::argv0 $::subcommand $::subcommand_args"
2453        exit 1
2454}
2455
2456# -- Not a normal commit type invocation?  Do that instead!
2457#
2458switch -- $subcommand {
2459browser -
2460blame {
2461        if {$subcommand eq "blame"} {
2462                set subcommand_args {[--line=<num>] rev? path}
2463        } else {
2464                set subcommand_args {rev? path}
2465        }
2466        if {$argv eq {}} usage
2467        set head {}
2468        set path {}
2469        set jump_spec {}
2470        set is_path 0
2471        foreach a $argv {
2472                if {$is_path || [file exists $_prefix$a]} {
2473                        if {$path ne {}} usage
2474                        set path $_prefix$a
2475                        break
2476                } elseif {$a eq {--}} {
2477                        if {$path ne {}} {
2478                                if {$head ne {}} usage
2479                                set head $path
2480                                set path {}
2481                        }
2482                        set is_path 1
2483                } elseif {[regexp {^--line=(\d+)$} $a a lnum]} {
2484                        if {$jump_spec ne {} || $head ne {}} usage
2485                        set jump_spec [list $lnum]
2486                } elseif {$head eq {}} {
2487                        if {$head ne {}} usage
2488                        set head $a
2489                        set is_path 1
2490                } else {
2491                        usage
2492                }
2493        }
2494        unset is_path
2495
2496        if {$head ne {} && $path eq {}} {
2497                set path $_prefix$head
2498                set head {}
2499        }
2500
2501        if {$head eq {}} {
2502                load_current_branch
2503        } else {
2504                if {[regexp {^[0-9a-f]{1,39}$} $head]} {
2505                        if {[catch {
2506                                        set head [git rev-parse --verify $head]
2507                                } err]} {
2508                                puts stderr $err
2509                                exit 1
2510                        }
2511                }
2512                set current_branch $head
2513        }
2514
2515        switch -- $subcommand {
2516        browser {
2517                if {$jump_spec ne {}} usage
2518                if {$head eq {}} {
2519                        if {$path ne {} && [file isdirectory $path]} {
2520                                set head $current_branch
2521                        } else {
2522                                set head $path
2523                                set path {}
2524                        }
2525                }
2526                browser::new $head $path
2527        }
2528        blame   {
2529                if {$head eq {} && ![file exists $path]} {
2530                        puts stderr [mc "fatal: cannot stat path %s: No such file or directory" $path]
2531                        exit 1
2532                }
2533                blame::new $head $path $jump_spec
2534        }
2535        }
2536        return
2537}
2538citool -
2539gui {
2540        if {[llength $argv] != 0} {
2541                puts -nonewline stderr "usage: $argv0"
2542                if {$subcommand ne {gui}
2543                        && [file tail $argv0] ne "git-$subcommand"} {
2544                        puts -nonewline stderr " $subcommand"
2545                }
2546                puts stderr {}
2547                exit 1
2548        }
2549        # fall through to setup UI for commits
2550}
2551default {
2552        puts stderr "usage: $argv0 \[{blame|browser|citool}\]"
2553        exit 1
2554}
2555}
2556
2557# -- Branch Control
2558#
2559frame .branch \
2560        -borderwidth 1 \
2561        -relief sunken
2562label .branch.l1 \
2563        -text [mc "Current Branch:"] \
2564        -anchor w \
2565        -justify left
2566label .branch.cb \
2567        -textvariable current_branch \
2568        -anchor w \
2569        -justify left
2570pack .branch.l1 -side left
2571pack .branch.cb -side left -fill x
2572pack .branch -side top -fill x
2573
2574# -- Main Window Layout
2575#
2576panedwindow .vpane -orient horizontal
2577panedwindow .vpane.files -orient vertical
2578.vpane add .vpane.files -sticky nsew -height 100 -width 200
2579pack .vpane -anchor n -side top -fill both -expand 1
2580
2581# -- Index File List
2582#
2583frame .vpane.files.index -height 100 -width 200
2584label .vpane.files.index.title -text [mc "Staged Changes (Will Commit)"] \
2585        -background lightgreen -foreground black
2586text $ui_index -background white -foreground black \
2587        -borderwidth 0 \
2588        -width 20 -height 10 \
2589        -wrap none \
2590        -cursor $cursor_ptr \
2591        -xscrollcommand {.vpane.files.index.sx set} \
2592        -yscrollcommand {.vpane.files.index.sy set} \
2593        -state disabled
2594scrollbar .vpane.files.index.sx -orient h -command [list $ui_index xview]
2595scrollbar .vpane.files.index.sy -orient v -command [list $ui_index yview]
2596pack .vpane.files.index.title -side top -fill x
2597pack .vpane.files.index.sx -side bottom -fill x
2598pack .vpane.files.index.sy -side right -fill y
2599pack $ui_index -side left -fill both -expand 1
2600
2601# -- Working Directory File List
2602#
2603frame .vpane.files.workdir -height 100 -width 200
2604label .vpane.files.workdir.title -text [mc "Unstaged Changes"] \
2605        -background lightsalmon -foreground black
2606text $ui_workdir -background white -foreground black \
2607        -borderwidth 0 \
2608        -width 20 -height 10 \
2609        -wrap none \
2610        -cursor $cursor_ptr \
2611        -xscrollcommand {.vpane.files.workdir.sx set} \
2612        -yscrollcommand {.vpane.files.workdir.sy set} \
2613        -state disabled
2614scrollbar .vpane.files.workdir.sx -orient h -command [list $ui_workdir xview]
2615scrollbar .vpane.files.workdir.sy -orient v -command [list $ui_workdir yview]
2616pack .vpane.files.workdir.title -side top -fill x
2617pack .vpane.files.workdir.sx -side bottom -fill x
2618pack .vpane.files.workdir.sy -side right -fill y
2619pack $ui_workdir -side left -fill both -expand 1
2620
2621.vpane.files add .vpane.files.workdir -sticky nsew
2622.vpane.files add .vpane.files.index -sticky nsew
2623
2624foreach i [list $ui_index $ui_workdir] {
2625        rmsel_tag $i
2626        $i tag conf in_diff -background [$i tag cget in_sel -background]
2627}
2628unset i
2629
2630# -- Diff and Commit Area
2631#
2632frame .vpane.lower -height 300 -width 400
2633frame .vpane.lower.commarea
2634frame .vpane.lower.diff -relief sunken -borderwidth 1
2635pack .vpane.lower.diff -fill both -expand 1
2636pack .vpane.lower.commarea -side bottom -fill x
2637.vpane add .vpane.lower -sticky nsew
2638
2639# -- Commit Area Buttons
2640#
2641frame .vpane.lower.commarea.buttons
2642label .vpane.lower.commarea.buttons.l -text {} \
2643        -anchor w \
2644        -justify left
2645pack .vpane.lower.commarea.buttons.l -side top -fill x
2646pack .vpane.lower.commarea.buttons -side left -fill y
2647
2648button .vpane.lower.commarea.buttons.rescan -text [mc Rescan] \
2649        -command ui_do_rescan
2650pack .vpane.lower.commarea.buttons.rescan -side top -fill x
2651lappend disable_on_lock \
2652        {.vpane.lower.commarea.buttons.rescan conf -state}
2653
2654button .vpane.lower.commarea.buttons.incall -text [mc "Stage Changed"] \
2655        -command do_add_all
2656pack .vpane.lower.commarea.buttons.incall -side top -fill x
2657lappend disable_on_lock \
2658        {.vpane.lower.commarea.buttons.incall conf -state}
2659
2660button .vpane.lower.commarea.buttons.signoff -text [mc "Sign Off"] \
2661        -command do_signoff
2662pack .vpane.lower.commarea.buttons.signoff -side top -fill x
2663
2664button .vpane.lower.commarea.buttons.commit -text [commit_btn_caption] \
2665        -command do_commit
2666pack .vpane.lower.commarea.buttons.commit -side top -fill x
2667lappend disable_on_lock \
2668        {.vpane.lower.commarea.buttons.commit conf -state}
2669
2670button .vpane.lower.commarea.buttons.push -text [mc Push] \
2671        -command do_push_anywhere
2672pack .vpane.lower.commarea.buttons.push -side top -fill x
2673
2674if {[is_enabled nocommitmsg]} {
2675        .vpane.lower.commarea.buttons.signoff configure -state disabled
2676}
2677if {[is_enabled nocommit]} {
2678        .vpane.lower.commarea.buttons.push configure -state disabled
2679}
2680
2681# -- Commit Message Buffer
2682#
2683frame .vpane.lower.commarea.buffer
2684frame .vpane.lower.commarea.buffer.header
2685set ui_comm .vpane.lower.commarea.buffer.t
2686set ui_coml .vpane.lower.commarea.buffer.header.l
2687radiobutton .vpane.lower.commarea.buffer.header.new \
2688        -text [mc "New Commit"] \
2689        -command do_select_commit_type \
2690        -variable selected_commit_type \
2691        -value new
2692lappend disable_on_lock \
2693        [list .vpane.lower.commarea.buffer.header.new conf -state]
2694radiobutton .vpane.lower.commarea.buffer.header.amend \
2695        -text [mc "Amend Last Commit"] \
2696        -command do_select_commit_type \
2697        -variable selected_commit_type \
2698        -value amend
2699lappend disable_on_lock \
2700        [list .vpane.lower.commarea.buffer.header.amend conf -state]
2701label $ui_coml \
2702        -anchor w \
2703        -justify left
2704proc trace_commit_type {varname args} {
2705        global ui_coml commit_type
2706        switch -glob -- $commit_type {
2707        initial       {set txt [mc "Initial Commit Message:"]}
2708        amend         {set txt [mc "Amended Commit Message:"]}
2709        amend-initial {set txt [mc "Amended Initial Commit Message:"]}
2710        amend-merge   {set txt [mc "Amended Merge Commit Message:"]}
2711        merge         {set txt [mc "Merge Commit Message:"]}
2712        *             {set txt [mc "Commit Message:"]}
2713        }
2714        $ui_coml conf -text $txt
2715}
2716trace add variable commit_type write trace_commit_type
2717pack $ui_coml -side left -fill x
2718pack .vpane.lower.commarea.buffer.header.amend -side right
2719pack .vpane.lower.commarea.buffer.header.new -side right
2720
2721text $ui_comm -background white -foreground black \
2722        -borderwidth 1 \
2723        -undo true \
2724        -maxundo 20 \
2725        -autoseparators true \
2726        -relief sunken \
2727        -width $repo_config(gui.commitmsgwidth) -height 9 -wrap none \
2728        -font font_diff \
2729        -yscrollcommand {.vpane.lower.commarea.buffer.sby set}
2730scrollbar .vpane.lower.commarea.buffer.sby \
2731        -command [list $ui_comm yview]
2732pack .vpane.lower.commarea.buffer.header -side top -fill x
2733pack .vpane.lower.commarea.buffer.sby -side right -fill y
2734pack $ui_comm -side left -fill y
2735pack .vpane.lower.commarea.buffer -side left -fill y
2736
2737# -- Commit Message Buffer Context Menu
2738#
2739set ctxm .vpane.lower.commarea.buffer.ctxm
2740menu $ctxm -tearoff 0
2741$ctxm add command \
2742        -label [mc Cut] \
2743        -command {tk_textCut $ui_comm}
2744$ctxm add command \
2745        -label [mc Copy] \
2746        -command {tk_textCopy $ui_comm}
2747$ctxm add command \
2748        -label [mc Paste] \
2749        -command {tk_textPaste $ui_comm}
2750$ctxm add command \
2751        -label [mc Delete] \
2752        -command {$ui_comm delete sel.first sel.last}
2753$ctxm add separator
2754$ctxm add command \
2755        -label [mc "Select All"] \
2756        -command {focus $ui_comm;$ui_comm tag add sel 0.0 end}
2757$ctxm add command \
2758        -label [mc "Copy All"] \
2759        -command {
2760                $ui_comm tag add sel 0.0 end
2761                tk_textCopy $ui_comm
2762                $ui_comm tag remove sel 0.0 end
2763        }
2764$ctxm add separator
2765$ctxm add command \
2766        -label [mc "Sign Off"] \
2767        -command do_signoff
2768set ui_comm_ctxm $ctxm
2769
2770# -- Diff Header
2771#
2772proc trace_current_diff_path {varname args} {
2773        global current_diff_path diff_actions file_states
2774        if {$current_diff_path eq {}} {
2775                set s {}
2776                set f {}
2777                set p {}
2778                set o disabled
2779        } else {
2780                set p $current_diff_path
2781                set s [mapdesc [lindex $file_states($p) 0] $p]
2782                set f [mc "File:"]
2783                set p [escape_path $p]
2784                set o normal
2785        }
2786
2787        .vpane.lower.diff.header.status configure -text $s
2788        .vpane.lower.diff.header.file configure -text $f
2789        .vpane.lower.diff.header.path configure -text $p
2790        foreach w $diff_actions {
2791                uplevel #0 $w $o
2792        }
2793}
2794trace add variable current_diff_path write trace_current_diff_path
2795
2796frame .vpane.lower.diff.header -background gold
2797label .vpane.lower.diff.header.status \
2798        -background gold \
2799        -foreground black \
2800        -width $max_status_desc \
2801        -anchor w \
2802        -justify left
2803label .vpane.lower.diff.header.file \
2804        -background gold \
2805        -foreground black \
2806        -anchor w \
2807        -justify left
2808label .vpane.lower.diff.header.path \
2809        -background gold \
2810        -foreground black \
2811        -anchor w \
2812        -justify left
2813pack .vpane.lower.diff.header.status -side left
2814pack .vpane.lower.diff.header.file -side left
2815pack .vpane.lower.diff.header.path -fill x
2816set ctxm .vpane.lower.diff.header.ctxm
2817menu $ctxm -tearoff 0
2818$ctxm add command \
2819        -label [mc Copy] \
2820        -command {
2821                clipboard clear
2822                clipboard append \
2823                        -format STRING \
2824                        -type STRING \
2825                        -- $current_diff_path
2826        }
2827lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2828bind_button3 .vpane.lower.diff.header.path "tk_popup $ctxm %X %Y"
2829
2830# -- Diff Body
2831#
2832frame .vpane.lower.diff.body
2833set ui_diff .vpane.lower.diff.body.t
2834text $ui_diff -background white -foreground black \
2835        -borderwidth 0 \
2836        -width 80 -height 15 -wrap none \
2837        -font font_diff \
2838        -xscrollcommand {.vpane.lower.diff.body.sbx set} \
2839        -yscrollcommand {.vpane.lower.diff.body.sby set} \
2840        -state disabled
2841scrollbar .vpane.lower.diff.body.sbx -orient horizontal \
2842        -command [list $ui_diff xview]
2843scrollbar .vpane.lower.diff.body.sby -orient vertical \
2844        -command [list $ui_diff yview]
2845pack .vpane.lower.diff.body.sbx -side bottom -fill x
2846pack .vpane.lower.diff.body.sby -side right -fill y
2847pack $ui_diff -side left -fill both -expand 1
2848pack .vpane.lower.diff.header -side top -fill x
2849pack .vpane.lower.diff.body -side bottom -fill both -expand 1
2850
2851$ui_diff tag conf d_cr -elide true
2852$ui_diff tag conf d_@ -foreground blue -font font_diffbold
2853$ui_diff tag conf d_+ -foreground {#00a000}
2854$ui_diff tag conf d_- -foreground red
2855
2856$ui_diff tag conf d_++ -foreground {#00a000}
2857$ui_diff tag conf d_-- -foreground red
2858$ui_diff tag conf d_+s \
2859        -foreground {#00a000} \
2860        -background {#e2effa}
2861$ui_diff tag conf d_-s \
2862        -foreground red \
2863        -background {#e2effa}
2864$ui_diff tag conf d_s+ \
2865        -foreground {#00a000} \
2866        -background ivory1
2867$ui_diff tag conf d_s- \
2868        -foreground red \
2869        -background ivory1
2870
2871$ui_diff tag conf d<<<<<<< \
2872        -foreground orange \
2873        -font font_diffbold
2874$ui_diff tag conf d======= \
2875        -foreground orange \
2876        -font font_diffbold
2877$ui_diff tag conf d>>>>>>> \
2878        -foreground orange \
2879        -font font_diffbold
2880
2881$ui_diff tag raise sel
2882
2883# -- Diff Body Context Menu
2884#
2885
2886proc create_common_diff_popup {ctxm} {
2887        $ctxm add command \
2888                -label [mc "Show Less Context"] \
2889                -command show_less_context
2890        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2891        $ctxm add command \
2892                -label [mc "Show More Context"] \
2893                -command show_more_context
2894        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2895        $ctxm add separator
2896        $ctxm add command \
2897                -label [mc Refresh] \
2898                -command reshow_diff
2899        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2900        $ctxm add command \
2901                -label [mc Copy] \
2902                -command {tk_textCopy $ui_diff}
2903        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2904        $ctxm add command \
2905                -label [mc "Select All"] \
2906                -command {focus $ui_diff;$ui_diff tag add sel 0.0 end}
2907        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2908        $ctxm add command \
2909                -label [mc "Copy All"] \
2910                -command {
2911                        $ui_diff tag add sel 0.0 end
2912                        tk_textCopy $ui_diff
2913                        $ui_diff tag remove sel 0.0 end
2914                }
2915        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2916        $ctxm add separator
2917        $ctxm add command \
2918                -label [mc "Decrease Font Size"] \
2919                -command {incr_font_size font_diff -1}
2920        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2921        $ctxm add command \
2922                -label [mc "Increase Font Size"] \
2923                -command {incr_font_size font_diff 1}
2924        lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
2925        $ctxm add separator
2926        $ctxm add command -label [mc "Options..."] \
2927                -command do_options
2928}
2929
2930set ctxm .vpane.lower.diff.body.ctxm
2931menu $ctxm -tearoff 0
2932$ctxm add command \
2933        -label [mc "Apply/Reverse Hunk"] \
2934        -command {apply_hunk $cursorX $cursorY}
2935set ui_diff_applyhunk [$ctxm index last]
2936lappend diff_actions [list $ctxm entryconf $ui_diff_applyhunk -state]
2937$ctxm add command \
2938        -label [mc "Apply/Reverse Line"] \
2939        -command {apply_line $cursorX $cursorY; do_rescan}
2940set ui_diff_applyline [$ctxm index last]
2941lappend diff_actions [list $ctxm entryconf $ui_diff_applyline -state]
2942$ctxm add separator
2943create_common_diff_popup $ctxm
2944
2945set ctxmmg .vpane.lower.diff.body.ctxmmg
2946menu $ctxmmg -tearoff 0
2947$ctxmmg add command \
2948        -label [mc "Run Merge Tool"] \
2949        -command {merge_resolve_tool}
2950lappend diff_actions [list $ctxmmg entryconf [$ctxmmg index last] -state]
2951$ctxmmg add separator
2952$ctxmmg add command \
2953        -label [mc "Use Remote Version"] \
2954        -command {merge_resolve_one 3}
2955lappend diff_actions [list $ctxmmg entryconf [$ctxmmg index last] -state]
2956$ctxmmg add command \
2957        -label [mc "Use Local Version"] \
2958        -command {merge_resolve_one 2}
2959lappend diff_actions [list $ctxmmg entryconf [$ctxmmg index last] -state]
2960$ctxmmg add command \
2961        -label [mc "Revert To Base"] \
2962        -command {merge_resolve_one 1}
2963lappend diff_actions [list $ctxmmg entryconf [$ctxmmg index last] -state]
2964$ctxmmg add separator
2965$ctxmmg add command \
2966        -label [mc "Stage Working Copy"] \
2967        -command {merge_resolve_one 0}
2968lappend diff_actions [list $ctxmmg entryconf [$ctxmmg index last] -state]
2969$ctxmmg add separator
2970create_common_diff_popup $ctxmmg
2971
2972proc popup_diff_menu {ctxm ctxmmg x y X Y} {
2973        global current_diff_path file_states
2974        set ::cursorX $x
2975        set ::cursorY $y
2976        if {[info exists file_states($current_diff_path)]} {
2977                set state [lindex $file_states($current_diff_path) 0]
2978        } else {
2979                set state {__}
2980        }
2981        if {[string first {U} $state] >= 0} {
2982                tk_popup $ctxmmg $X $Y
2983        } else {
2984                if {$::ui_index eq $::current_diff_side} {
2985                        set l [mc "Unstage Hunk From Commit"]
2986                        set t [mc "Unstage Line From Commit"]
2987                } else {
2988                        set l [mc "Stage Hunk For Commit"]
2989                        set t [mc "Stage Line For Commit"]
2990                }
2991                if {$::is_3way_diff
2992                        || $current_diff_path eq {}
2993                        || {__} eq $state
2994                        || {_O} eq $state
2995                        || {_T} eq $state
2996                        || {T_} eq $state} {
2997                        set s disabled
2998                } else {
2999                        set s normal
3000                }
3001                $ctxm entryconf $::ui_diff_applyhunk -state $s -label $l
3002                $ctxm entryconf $::ui_diff_applyline -state $s -label $t
3003                tk_popup $ctxm $X $Y
3004        }
3005}
3006bind_button3 $ui_diff [list popup_diff_menu $ctxm $ctxmmg %x %y %X %Y]
3007
3008# -- Status Bar
3009#
3010set main_status [::status_bar::new .status]
3011pack .status -anchor w -side bottom -fill x
3012$main_status show [mc "Initializing..."]
3013
3014# -- Load geometry
3015#
3016catch {
3017set gm $repo_config(gui.geometry)
3018wm geometry . [lindex $gm 0]
3019.vpane sash place 0 \
3020        [lindex $gm 1] \
3021        [lindex [.vpane sash coord 0] 1]
3022.vpane.files sash place 0 \
3023        [lindex [.vpane.files sash coord 0] 0] \
3024        [lindex $gm 2]
3025unset gm
3026}
3027
3028# -- Key Bindings
3029#
3030bind $ui_comm <$M1B-Key-Return> {do_commit;break}
3031bind $ui_comm <$M1B-Key-t> {do_add_selection;break}
3032bind $ui_comm <$M1B-Key-T> {do_add_selection;break}
3033bind $ui_comm <$M1B-Key-i> {do_add_all;break}
3034bind $ui_comm <$M1B-Key-I> {do_add_all;break}
3035bind $ui_comm <$M1B-Key-x> {tk_textCut %W;break}
3036bind $ui_comm <$M1B-Key-X> {tk_textCut %W;break}
3037bind $ui_comm <$M1B-Key-c> {tk_textCopy %W;break}
3038bind $ui_comm <$M1B-Key-C> {tk_textCopy %W;break}
3039bind $ui_comm <$M1B-Key-v> {tk_textPaste %W; %W see insert; break}
3040bind $ui_comm <$M1B-Key-V> {tk_textPaste %W; %W see insert; break}
3041bind $ui_comm <$M1B-Key-a> {%W tag add sel 0.0 end;break}
3042bind $ui_comm <$M1B-Key-A> {%W tag add sel 0.0 end;break}
3043bind $ui_comm <$M1B-Key-minus> {show_less_context;break}
3044bind $ui_comm <$M1B-Key-KP_Subtract> {show_less_context;break}
3045bind $ui_comm <$M1B-Key-equal> {show_more_context;break}
3046bind $ui_comm <$M1B-Key-plus> {show_more_context;break}
3047bind $ui_comm <$M1B-Key-KP_Add> {show_more_context;break}
3048
3049bind $ui_diff <$M1B-Key-x> {tk_textCopy %W;break}
3050bind $ui_diff <$M1B-Key-X> {tk_textCopy %W;break}
3051bind $ui_diff <$M1B-Key-c> {tk_textCopy %W;break}
3052bind $ui_diff <$M1B-Key-C> {tk_textCopy %W;break}
3053bind $ui_diff <$M1B-Key-v> {break}
3054bind $ui_diff <$M1B-Key-V> {break}
3055bind $ui_diff <$M1B-Key-a> {%W tag add sel 0.0 end;break}
3056bind $ui_diff <$M1B-Key-A> {%W tag add sel 0.0 end;break}
3057bind $ui_diff <Key-Up>     {catch {%W yview scroll -1 units};break}
3058bind $ui_diff <Key-Down>   {catch {%W yview scroll  1 units};break}
3059bind $ui_diff <Key-Left>   {catch {%W xview scroll -1 units};break}
3060bind $ui_diff <Key-Right>  {catch {%W xview scroll  1 units};break}
3061bind $ui_diff <Key-k>         {catch {%W yview scroll -1 units};break}
3062bind $ui_diff <Key-j>         {catch {%W yview scroll  1 units};break}
3063bind $ui_diff <Key-h>         {catch {%W xview scroll -1 units};break}
3064bind $ui_diff <Key-l>         {catch {%W xview scroll  1 units};break}
3065bind $ui_diff <Control-Key-b> {catch {%W yview scroll -1 pages};break}
3066bind $ui_diff <Control-Key-f> {catch {%W yview scroll  1 pages};break}
3067bind $ui_diff <Button-1>   {focus %W}
3068
3069if {[is_enabled branch]} {
3070        bind . <$M1B-Key-n> branch_create::dialog
3071        bind . <$M1B-Key-N> branch_create::dialog
3072        bind . <$M1B-Key-o> branch_checkout::dialog
3073        bind . <$M1B-Key-O> branch_checkout::dialog
3074        bind . <$M1B-Key-m> merge::dialog
3075        bind . <$M1B-Key-M> merge::dialog
3076}
3077if {[is_enabled transport]} {
3078        bind . <$M1B-Key-p> do_push_anywhere
3079        bind . <$M1B-Key-P> do_push_anywhere
3080}
3081
3082bind .   <Key-F5>     ui_do_rescan
3083bind .   <$M1B-Key-r> ui_do_rescan
3084bind .   <$M1B-Key-R> ui_do_rescan
3085bind .   <$M1B-Key-s> do_signoff
3086bind .   <$M1B-Key-S> do_signoff
3087bind .   <$M1B-Key-t> do_add_selection
3088bind .   <$M1B-Key-T> do_add_selection
3089bind .   <$M1B-Key-i> do_add_all
3090bind .   <$M1B-Key-I> do_add_all
3091bind .   <$M1B-Key-minus> {show_less_context;break}
3092bind .   <$M1B-Key-KP_Subtract> {show_less_context;break}
3093bind .   <$M1B-Key-equal> {show_more_context;break}
3094bind .   <$M1B-Key-plus> {show_more_context;break}
3095bind .   <$M1B-Key-KP_Add> {show_more_context;break}
3096bind .   <$M1B-Key-Return> do_commit
3097foreach i [list $ui_index $ui_workdir] {
3098        bind $i <Button-1>       "toggle_or_diff         $i %x %y; break"
3099        bind $i <$M1B-Button-1>  "add_one_to_selection   $i %x %y; break"
3100        bind $i <Shift-Button-1> "add_range_to_selection $i %x %y; break"
3101}
3102unset i
3103
3104set file_lists($ui_index) [list]
3105set file_lists($ui_workdir) [list]
3106
3107wm title . "[appname] ([reponame]) [file normalize [file dirname [gitdir]]]"
3108focus -force $ui_comm
3109
3110# -- Warn the user about environmental problems.  Cygwin's Tcl
3111#    does *not* pass its env array onto any processes it spawns.
3112#    This means that git processes get none of our environment.
3113#
3114if {[is_Cygwin]} {
3115        set ignored_env 0
3116        set suggest_user {}
3117        set msg [mc "Possible environment issues exist.
3118
3119The following environment variables are probably
3120going to be ignored by any Git subprocess run
3121by %s:
3122
3123" [appname]]
3124        foreach name [array names env] {
3125                switch -regexp -- $name {
3126                {^GIT_INDEX_FILE$} -
3127                {^GIT_OBJECT_DIRECTORY$} -
3128                {^GIT_ALTERNATE_OBJECT_DIRECTORIES$} -
3129                {^GIT_DIFF_OPTS$} -
3130                {^GIT_EXTERNAL_DIFF$} -
3131                {^GIT_PAGER$} -
3132                {^GIT_TRACE$} -
3133                {^GIT_CONFIG$} -
3134                {^GIT_CONFIG_LOCAL$} -
3135                {^GIT_(AUTHOR|COMMITTER)_DATE$} {
3136                        append msg " - $name\n"
3137                        incr ignored_env
3138                }
3139                {^GIT_(AUTHOR|COMMITTER)_(NAME|EMAIL)$} {
3140                        append msg " - $name\n"
3141                        incr ignored_env
3142                        set suggest_user $name
3143                }
3144                }
3145        }
3146        if {$ignored_env > 0} {
3147                append msg [mc "
3148This is due to a known issue with the
3149Tcl binary distributed by Cygwin."]
3150
3151                if {$suggest_user ne {}} {
3152                        append msg [mc "
3153
3154A good replacement for %s
3155is placing values for the user.name and
3156user.email settings into your personal
3157~/.gitconfig file.
3158" $suggest_user]
3159                }
3160                warn_popup $msg
3161        }
3162        unset ignored_env msg suggest_user name
3163}
3164
3165# -- Only initialize complex UI if we are going to stay running.
3166#
3167if {[is_enabled transport]} {
3168        load_all_remotes
3169
3170        set n [.mbar.remote index end]
3171        populate_push_menu
3172        populate_fetch_menu
3173        set n [expr {[.mbar.remote index end] - $n}]
3174        if {$n > 0} {
3175                if {[.mbar.remote type 0] eq "tearoff"} { incr n }
3176                .mbar.remote insert $n separator
3177        }
3178        unset n
3179}
3180
3181if {[winfo exists $ui_comm]} {
3182        set GITGUI_BCK_exists [load_message GITGUI_BCK]
3183
3184        # -- If both our backup and message files exist use the
3185        #    newer of the two files to initialize the buffer.
3186        #
3187        if {$GITGUI_BCK_exists} {
3188                set m [gitdir GITGUI_MSG]
3189                if {[file isfile $m]} {
3190                        if {[file mtime [gitdir GITGUI_BCK]] > [file mtime $m]} {
3191                                catch {file delete [gitdir GITGUI_MSG]}
3192                        } else {
3193                                $ui_comm delete 0.0 end
3194                                $ui_comm edit reset
3195                                $ui_comm edit modified false
3196                                catch {file delete [gitdir GITGUI_BCK]}
3197                                set GITGUI_BCK_exists 0
3198                        }
3199                }
3200                unset m
3201        }
3202
3203        proc backup_commit_buffer {} {
3204                global ui_comm GITGUI_BCK_exists
3205
3206                set m [$ui_comm edit modified]
3207                if {$m || $GITGUI_BCK_exists} {
3208                        set msg [string trim [$ui_comm get 0.0 end]]
3209                        regsub -all -line {[ \r\t]+$} $msg {} msg
3210
3211                        if {$msg eq {}} {
3212                                if {$GITGUI_BCK_exists} {
3213                                        catch {file delete [gitdir GITGUI_BCK]}
3214                                        set GITGUI_BCK_exists 0
3215                                }
3216                        } elseif {$m} {
3217                                catch {
3218                                        set fd [open [gitdir GITGUI_BCK] w]
3219                                        puts -nonewline $fd $msg
3220                                        close $fd
3221                                        set GITGUI_BCK_exists 1
3222                                }
3223                        }
3224
3225                        $ui_comm edit modified false
3226                }
3227
3228                set ::GITGUI_BCK_i [after 2000 backup_commit_buffer]
3229        }
3230
3231        backup_commit_buffer
3232
3233        # -- If the user has aspell available we can drive it
3234        #    in pipe mode to spellcheck the commit message.
3235        #
3236        set spell_cmd [list |]
3237        set spell_dict [get_config gui.spellingdictionary]
3238        lappend spell_cmd aspell
3239        if {$spell_dict ne {}} {
3240                lappend spell_cmd --master=$spell_dict
3241        }
3242        lappend spell_cmd --mode=none
3243        lappend spell_cmd --encoding=utf-8
3244        lappend spell_cmd pipe
3245        if {$spell_dict eq {none}
3246         || [catch {set spell_fd [open $spell_cmd r+]} spell_err]} {
3247                bind_button3 $ui_comm [list tk_popup $ui_comm_ctxm %X %Y]
3248        } else {
3249                set ui_comm_spell [spellcheck::init \
3250                        $spell_fd \
3251                        $ui_comm \
3252                        $ui_comm_ctxm \
3253                ]
3254        }
3255        unset -nocomplain spell_cmd spell_fd spell_err spell_dict
3256}
3257
3258lock_index begin-read
3259if {![winfo ismapped .]} {
3260        wm deiconify .
3261}
3262after 1 {
3263        if {[is_enabled initialamend]} {
3264                force_amend
3265        } else {
3266                do_rescan
3267        }
3268
3269        if {[is_enabled nocommitmsg]} {
3270                $ui_comm configure -state disabled -background gray
3271        }
3272}
3273if {[is_enabled multicommit]} {
3274        after 1000 hint_gc
3275}
3276if {[is_enabled retcode]} {
3277        bind . <Destroy> {+terminate_me %W}
3278}