db6d014e6660270b2c2f48d68477e0e841a09c71
   1#!/bin/sh
   2# Tcl ignores the next line -*- tcl -*- \
   3exec wish "$0" -- "$@"
   4
   5set appvers {@@GIT_VERSION@@}
   6set copyright {
   7Copyright © 2006, 2007 Shawn Pearce, Paul Mackerras.
   8
   9This program is free software; you can redistribute it and/or modify
  10it under the terms of the GNU General Public License as published by
  11the Free Software Foundation; either version 2 of the License, or
  12(at your option) any later version.
  13
  14This program is distributed in the hope that it will be useful,
  15but WITHOUT ANY WARRANTY; without even the implied warranty of
  16MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17GNU General Public License for more details.
  18
  19You should have received a copy of the GNU General Public License
  20along with this program; if not, write to the Free Software
  21Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA}
  22
  23######################################################################
  24##
  25## read only globals
  26
  27set _appname [lindex [file split $argv0] end]
  28set _gitdir {}
  29set _reponame {}
  30
  31proc appname {} {
  32        global _appname
  33        return $_appname
  34}
  35
  36proc gitdir {args} {
  37        global _gitdir
  38        if {$args eq {}} {
  39                return $_gitdir
  40        }
  41        return [eval [concat [list file join $_gitdir] $args]]
  42}
  43
  44proc reponame {} {
  45        global _reponame
  46        return $_reponame
  47}
  48
  49######################################################################
  50##
  51## config
  52
  53proc is_many_config {name} {
  54        switch -glob -- $name {
  55        remote.*.fetch -
  56        remote.*.push
  57                {return 1}
  58        *
  59                {return 0}
  60        }
  61}
  62
  63proc load_config {include_global} {
  64        global repo_config global_config default_config
  65
  66        array unset global_config
  67        if {$include_global} {
  68                catch {
  69                        set fd_rc [open "| git repo-config --global --list" r]
  70                        while {[gets $fd_rc line] >= 0} {
  71                                if {[regexp {^([^=]+)=(.*)$} $line line name value]} {
  72                                        if {[is_many_config $name]} {
  73                                                lappend global_config($name) $value
  74                                        } else {
  75                                                set global_config($name) $value
  76                                        }
  77                                }
  78                        }
  79                        close $fd_rc
  80                }
  81        }
  82
  83        array unset repo_config
  84        catch {
  85                set fd_rc [open "| git repo-config --list" r]
  86                while {[gets $fd_rc line] >= 0} {
  87                        if {[regexp {^([^=]+)=(.*)$} $line line name value]} {
  88                                if {[is_many_config $name]} {
  89                                        lappend repo_config($name) $value
  90                                } else {
  91                                        set repo_config($name) $value
  92                                }
  93                        }
  94                }
  95                close $fd_rc
  96        }
  97
  98        foreach name [array names default_config] {
  99                if {[catch {set v $global_config($name)}]} {
 100                        set global_config($name) $default_config($name)
 101                }
 102                if {[catch {set v $repo_config($name)}]} {
 103                        set repo_config($name) $default_config($name)
 104                }
 105        }
 106}
 107
 108proc save_config {} {
 109        global default_config font_descs
 110        global repo_config global_config
 111        global repo_config_new global_config_new
 112
 113        foreach option $font_descs {
 114                set name [lindex $option 0]
 115                set font [lindex $option 1]
 116                font configure $font \
 117                        -family $global_config_new(gui.$font^^family) \
 118                        -size $global_config_new(gui.$font^^size)
 119                font configure ${font}bold \
 120                        -family $global_config_new(gui.$font^^family) \
 121                        -size $global_config_new(gui.$font^^size)
 122                set global_config_new(gui.$name) [font configure $font]
 123                unset global_config_new(gui.$font^^family)
 124                unset global_config_new(gui.$font^^size)
 125        }
 126
 127        foreach name [array names default_config] {
 128                set value $global_config_new($name)
 129                if {$value ne $global_config($name)} {
 130                        if {$value eq $default_config($name)} {
 131                                catch {exec git repo-config --global --unset $name}
 132                        } else {
 133                                regsub -all "\[{}\]" $value {"} value
 134                                exec git repo-config --global $name $value
 135                        }
 136                        set global_config($name) $value
 137                        if {$value eq $repo_config($name)} {
 138                                catch {exec git repo-config --unset $name}
 139                                set repo_config($name) $value
 140                        }
 141                }
 142        }
 143
 144        foreach name [array names default_config] {
 145                set value $repo_config_new($name)
 146                if {$value ne $repo_config($name)} {
 147                        if {$value eq $global_config($name)} {
 148                                catch {exec git repo-config --unset $name}
 149                        } else {
 150                                regsub -all "\[{}\]" $value {"} value
 151                                exec git repo-config $name $value
 152                        }
 153                        set repo_config($name) $value
 154                }
 155        }
 156}
 157
 158proc error_popup {msg} {
 159        set title [appname]
 160        if {[reponame] ne {}} {
 161                append title " ([reponame])"
 162        }
 163        set cmd [list tk_messageBox \
 164                -icon error \
 165                -type ok \
 166                -title "$title: error" \
 167                -message $msg]
 168        if {[winfo ismapped .]} {
 169                lappend cmd -parent .
 170        }
 171        eval $cmd
 172}
 173
 174proc warn_popup {msg} {
 175        set title [appname]
 176        if {[reponame] ne {}} {
 177                append title " ([reponame])"
 178        }
 179        set cmd [list tk_messageBox \
 180                -icon warning \
 181                -type ok \
 182                -title "$title: warning" \
 183                -message $msg]
 184        if {[winfo ismapped .]} {
 185                lappend cmd -parent .
 186        }
 187        eval $cmd
 188}
 189
 190proc info_popup {msg} {
 191        set title [appname]
 192        if {[reponame] ne {}} {
 193                append title " ([reponame])"
 194        }
 195        tk_messageBox \
 196                -parent . \
 197                -icon info \
 198                -type ok \
 199                -title $title \
 200                -message $msg
 201}
 202
 203proc ask_popup {msg} {
 204        set title [appname]
 205        if {[reponame] ne {}} {
 206                append title " ([reponame])"
 207        }
 208        return [tk_messageBox \
 209                -parent . \
 210                -icon question \
 211                -type yesno \
 212                -title $title \
 213                -message $msg]
 214}
 215
 216######################################################################
 217##
 218## repository setup
 219
 220if {   [catch {set _gitdir $env(GIT_DIR)}]
 221        && [catch {set _gitdir [exec git rev-parse --git-dir]} err]} {
 222        catch {wm withdraw .}
 223        error_popup "Cannot find the git directory:\n\n$err"
 224        exit 1
 225}
 226if {![file isdirectory $_gitdir]} {
 227        catch {wm withdraw .}
 228        error_popup "Git directory not found:\n\n$_gitdir"
 229        exit 1
 230}
 231if {[lindex [file split $_gitdir] end] ne {.git}} {
 232        catch {wm withdraw .}
 233        error_popup "Cannot use funny .git directory:\n\n$gitdir"
 234        exit 1
 235}
 236if {[catch {cd [file dirname $_gitdir]} err]} {
 237        catch {wm withdraw .}
 238        error_popup "No working directory [file dirname $_gitdir]:\n\n$err"
 239        exit 1
 240}
 241set _reponame [lindex [file split \
 242        [file normalize [file dirname $_gitdir]]] \
 243        end]
 244
 245set single_commit 0
 246if {[appname] eq {git-citool}} {
 247        set single_commit 1
 248}
 249
 250######################################################################
 251##
 252## task management
 253
 254set rescan_active 0
 255set diff_active 0
 256set last_clicked {}
 257
 258set disable_on_lock [list]
 259set index_lock_type none
 260
 261proc lock_index {type} {
 262        global index_lock_type disable_on_lock
 263
 264        if {$index_lock_type eq {none}} {
 265                set index_lock_type $type
 266                foreach w $disable_on_lock {
 267                        uplevel #0 $w disabled
 268                }
 269                return 1
 270        } elseif {$index_lock_type eq "begin-$type"} {
 271                set index_lock_type $type
 272                return 1
 273        }
 274        return 0
 275}
 276
 277proc unlock_index {} {
 278        global index_lock_type disable_on_lock
 279
 280        set index_lock_type none
 281        foreach w $disable_on_lock {
 282                uplevel #0 $w normal
 283        }
 284}
 285
 286######################################################################
 287##
 288## status
 289
 290proc repository_state {ctvar hdvar mhvar} {
 291        global current_branch
 292        upvar $ctvar ct $hdvar hd $mhvar mh
 293
 294        set mh [list]
 295
 296        if {[catch {set current_branch [exec git symbolic-ref HEAD]}]} {
 297                set current_branch {}
 298        } else {
 299                regsub ^refs/((heads|tags|remotes)/)? \
 300                        $current_branch \
 301                        {} \
 302                        current_branch
 303        }
 304
 305        if {[catch {set hd [exec git rev-parse --verify HEAD]}]} {
 306                set hd {}
 307                set ct initial
 308                return
 309        }
 310
 311        set merge_head [gitdir MERGE_HEAD]
 312        if {[file exists $merge_head]} {
 313                set ct merge
 314                set fd_mh [open $merge_head r]
 315                while {[gets $fd_mh line] >= 0} {
 316                        lappend mh $line
 317                }
 318                close $fd_mh
 319                return
 320        }
 321
 322        set ct normal
 323}
 324
 325proc PARENT {} {
 326        global PARENT empty_tree
 327
 328        set p [lindex $PARENT 0]
 329        if {$p ne {}} {
 330                return $p
 331        }
 332        if {$empty_tree eq {}} {
 333                set empty_tree [exec git mktree << {}]
 334        }
 335        return $empty_tree
 336}
 337
 338proc rescan {after} {
 339        global HEAD PARENT MERGE_HEAD commit_type
 340        global ui_index ui_workdir ui_status_value ui_comm
 341        global rescan_active file_states
 342        global repo_config
 343
 344        if {$rescan_active > 0 || ![lock_index read]} return
 345
 346        repository_state newType newHEAD newMERGE_HEAD
 347        if {[string match amend* $commit_type]
 348                && $newType eq {normal}
 349                && $newHEAD eq $HEAD} {
 350        } else {
 351                set HEAD $newHEAD
 352                set PARENT $newHEAD
 353                set MERGE_HEAD $newMERGE_HEAD
 354                set commit_type $newType
 355        }
 356
 357        array unset file_states
 358
 359        if {![$ui_comm edit modified]
 360                || [string trim [$ui_comm get 0.0 end]] eq {}} {
 361                if {[load_message GITGUI_MSG]} {
 362                } elseif {[load_message MERGE_MSG]} {
 363                } elseif {[load_message SQUASH_MSG]} {
 364                }
 365                $ui_comm edit reset
 366                $ui_comm edit modified false
 367        }
 368
 369        if {$repo_config(gui.trustmtime) eq {true}} {
 370                rescan_stage2 {} $after
 371        } else {
 372                set rescan_active 1
 373                set ui_status_value {Refreshing file status...}
 374                set cmd [list git update-index]
 375                lappend cmd -q
 376                lappend cmd --unmerged
 377                lappend cmd --ignore-missing
 378                lappend cmd --refresh
 379                set fd_rf [open "| $cmd" r]
 380                fconfigure $fd_rf -blocking 0 -translation binary
 381                fileevent $fd_rf readable \
 382                        [list rescan_stage2 $fd_rf $after]
 383        }
 384}
 385
 386proc rescan_stage2 {fd after} {
 387        global ui_status_value
 388        global rescan_active buf_rdi buf_rdf buf_rlo
 389
 390        if {$fd ne {}} {
 391                read $fd
 392                if {![eof $fd]} return
 393                close $fd
 394        }
 395
 396        set ls_others [list | git ls-files --others -z \
 397                --exclude-per-directory=.gitignore]
 398        set info_exclude [gitdir info exclude]
 399        if {[file readable $info_exclude]} {
 400                lappend ls_others "--exclude-from=$info_exclude"
 401        }
 402
 403        set buf_rdi {}
 404        set buf_rdf {}
 405        set buf_rlo {}
 406
 407        set rescan_active 3
 408        set ui_status_value {Scanning for modified files ...}
 409        set fd_di [open "| git diff-index --cached -z [PARENT]" r]
 410        set fd_df [open "| git diff-files -z" r]
 411        set fd_lo [open $ls_others r]
 412
 413        fconfigure $fd_di -blocking 0 -translation binary
 414        fconfigure $fd_df -blocking 0 -translation binary
 415        fconfigure $fd_lo -blocking 0 -translation binary
 416        fileevent $fd_di readable [list read_diff_index $fd_di $after]
 417        fileevent $fd_df readable [list read_diff_files $fd_df $after]
 418        fileevent $fd_lo readable [list read_ls_others $fd_lo $after]
 419}
 420
 421proc load_message {file} {
 422        global ui_comm
 423
 424        set f [gitdir $file]
 425        if {[file isfile $f]} {
 426                if {[catch {set fd [open $f r]}]} {
 427                        return 0
 428                }
 429                set content [string trim [read $fd]]
 430                close $fd
 431                $ui_comm delete 0.0 end
 432                $ui_comm insert end $content
 433                return 1
 434        }
 435        return 0
 436}
 437
 438proc read_diff_index {fd after} {
 439        global buf_rdi
 440
 441        append buf_rdi [read $fd]
 442        set c 0
 443        set n [string length $buf_rdi]
 444        while {$c < $n} {
 445                set z1 [string first "\0" $buf_rdi $c]
 446                if {$z1 == -1} break
 447                incr z1
 448                set z2 [string first "\0" $buf_rdi $z1]
 449                if {$z2 == -1} break
 450
 451                incr c
 452                set i [split [string range $buf_rdi $c [expr {$z1 - 2}]] { }]
 453                merge_state \
 454                        [string range $buf_rdi $z1 [expr {$z2 - 1}]] \
 455                        [lindex $i 4]? \
 456                        [list [lindex $i 0] [lindex $i 2]] \
 457                        [list]
 458                set c $z2
 459                incr c
 460        }
 461        if {$c < $n} {
 462                set buf_rdi [string range $buf_rdi $c end]
 463        } else {
 464                set buf_rdi {}
 465        }
 466
 467        rescan_done $fd buf_rdi $after
 468}
 469
 470proc read_diff_files {fd after} {
 471        global buf_rdf
 472
 473        append buf_rdf [read $fd]
 474        set c 0
 475        set n [string length $buf_rdf]
 476        while {$c < $n} {
 477                set z1 [string first "\0" $buf_rdf $c]
 478                if {$z1 == -1} break
 479                incr z1
 480                set z2 [string first "\0" $buf_rdf $z1]
 481                if {$z2 == -1} break
 482
 483                incr c
 484                set i [split [string range $buf_rdf $c [expr {$z1 - 2}]] { }]
 485                merge_state \
 486                        [string range $buf_rdf $z1 [expr {$z2 - 1}]] \
 487                        ?[lindex $i 4] \
 488                        [list] \
 489                        [list [lindex $i 0] [lindex $i 2]]
 490                set c $z2
 491                incr c
 492        }
 493        if {$c < $n} {
 494                set buf_rdf [string range $buf_rdf $c end]
 495        } else {
 496                set buf_rdf {}
 497        }
 498
 499        rescan_done $fd buf_rdf $after
 500}
 501
 502proc read_ls_others {fd after} {
 503        global buf_rlo
 504
 505        append buf_rlo [read $fd]
 506        set pck [split $buf_rlo "\0"]
 507        set buf_rlo [lindex $pck end]
 508        foreach p [lrange $pck 0 end-1] {
 509                merge_state $p ?O
 510        }
 511        rescan_done $fd buf_rlo $after
 512}
 513
 514proc rescan_done {fd buf after} {
 515        global rescan_active
 516        global file_states repo_config
 517        upvar $buf to_clear
 518
 519        if {![eof $fd]} return
 520        set to_clear {}
 521        close $fd
 522        if {[incr rescan_active -1] > 0} return
 523
 524        prune_selection
 525        unlock_index
 526        display_all_files
 527
 528        if {$repo_config(gui.partialinclude) ne {true}} {
 529                set pathList [list]
 530                foreach path [array names file_states] {
 531                        switch -- [lindex $file_states($path) 0] {
 532                        A? -
 533                        M? {lappend pathList $path}
 534                        }
 535                }
 536                if {$pathList ne {}} {
 537                        update_index \
 538                                "Updating included files" \
 539                                $pathList \
 540                                [concat {reshow_diff;} $after]
 541                        return
 542                }
 543        }
 544
 545        reshow_diff
 546        uplevel #0 $after
 547}
 548
 549proc prune_selection {} {
 550        global file_states selected_paths
 551
 552        foreach path [array names selected_paths] {
 553                if {[catch {set still_here $file_states($path)}]} {
 554                        unset selected_paths($path)
 555                }
 556        }
 557}
 558
 559######################################################################
 560##
 561## diff
 562
 563proc clear_diff {} {
 564        global ui_diff current_diff ui_index ui_workdir
 565
 566        $ui_diff conf -state normal
 567        $ui_diff delete 0.0 end
 568        $ui_diff conf -state disabled
 569
 570        set current_diff {}
 571
 572        $ui_index tag remove in_diff 0.0 end
 573        $ui_workdir tag remove in_diff 0.0 end
 574}
 575
 576proc reshow_diff {} {
 577        global current_diff ui_status_value file_states
 578
 579        if {$current_diff eq {}
 580                || [catch {set s $file_states($current_diff)}]} {
 581                clear_diff
 582        } else {
 583                show_diff $current_diff
 584        }
 585}
 586
 587proc handle_empty_diff {} {
 588        global current_diff file_states file_lists
 589
 590        set path $current_diff
 591        set s $file_states($path)
 592        if {[lindex $s 0] ne {_M}} return
 593
 594        info_popup "No differences detected.
 595
 596[short_path $path] has no changes.
 597
 598The modification date of this file was updated
 599by another application and you currently have
 600the Trust File Modification Timestamps option
 601enabled, so Git did not automatically detect
 602that there are no content differences in this
 603file.
 604
 605This file will now be removed from the modified
 606files list, to prevent possible confusion.
 607"
 608        if {[catch {exec git update-index -- $path} err]} {
 609                error_popup "Failed to refresh index:\n\n$err"
 610        }
 611
 612        clear_diff
 613        display_file $path __
 614}
 615
 616proc show_diff {path {w {}} {lno {}}} {
 617        global file_states file_lists
 618        global is_3way_diff diff_active repo_config
 619        global ui_diff current_diff ui_status_value
 620
 621        if {$diff_active || ![lock_index read]} return
 622
 623        clear_diff
 624        if {$w eq {} || $lno == {}} {
 625                foreach w [array names file_lists] {
 626                        set lno [lsearch -sorted $file_lists($w) $path]
 627                        if {$lno >= 0} {
 628                                incr lno
 629                                break
 630                        }
 631                }
 632        }
 633        if {$w ne {} && $lno >= 1} {
 634                $w tag add in_diff $lno.0 [expr {$lno + 1}].0
 635        }
 636
 637        set s $file_states($path)
 638        set m [lindex $s 0]
 639        set is_3way_diff 0
 640        set diff_active 1
 641        set current_diff $path
 642        set ui_status_value "Loading diff of [escape_path $path]..."
 643
 644        set cmd [list | git diff-index]
 645        lappend cmd --no-color
 646        if {$repo_config(gui.diffcontext) > 0} {
 647                lappend cmd "-U$repo_config(gui.diffcontext)"
 648        }
 649        lappend cmd -p
 650
 651        switch $m {
 652        MM {
 653                lappend cmd -c
 654        }
 655        _O {
 656                if {[catch {
 657                                set fd [open $path r]
 658                                set content [read $fd]
 659                                close $fd
 660                        } err ]} {
 661                        set diff_active 0
 662                        unlock_index
 663                        set ui_status_value "Unable to display [escape_path $path]"
 664                        error_popup "Error loading file:\n\n$err"
 665                        return
 666                }
 667                $ui_diff conf -state normal
 668                $ui_diff insert end $content
 669                $ui_diff conf -state disabled
 670                set diff_active 0
 671                unlock_index
 672                set ui_status_value {Ready.}
 673                return
 674        }
 675        }
 676
 677        lappend cmd [PARENT]
 678        lappend cmd --
 679        lappend cmd $path
 680
 681        if {[catch {set fd [open $cmd r]} err]} {
 682                set diff_active 0
 683                unlock_index
 684                set ui_status_value "Unable to display [escape_path $path]"
 685                error_popup "Error loading diff:\n\n$err"
 686                return
 687        }
 688
 689        fconfigure $fd -blocking 0 -translation auto
 690        fileevent $fd readable [list read_diff $fd]
 691}
 692
 693proc read_diff {fd} {
 694        global ui_diff ui_status_value is_3way_diff diff_active
 695        global repo_config
 696
 697        $ui_diff conf -state normal
 698        while {[gets $fd line] >= 0} {
 699                # -- Cleanup uninteresting diff header lines.
 700                #
 701                if {[string match {diff --git *}      $line]} continue
 702                if {[string match {diff --combined *} $line]} continue
 703                if {[string match {--- *}             $line]} continue
 704                if {[string match {+++ *}             $line]} continue
 705                if {$line eq {deleted file mode 120000}} {
 706                        set line "deleted symlink"
 707                }
 708
 709                # -- Automatically detect if this is a 3 way diff.
 710                #
 711                if {[string match {@@@ *} $line]} {set is_3way_diff 1}
 712
 713                # -- Reformat a 3 way diff, 'cause its too weird.
 714                #
 715                if {$is_3way_diff} {
 716                        set op [string range $line 0 1]
 717                        switch -- $op {
 718                        {@@} {set tags d_@}
 719                        {++} {set tags d_+ ; set op { +}}
 720                        {--} {set tags d_- ; set op { -}}
 721                        { +} {set tags d_++; set op {++}}
 722                        { -} {set tags d_--; set op {--}}
 723                        {+ } {set tags d_-+; set op {-+}}
 724                        {- } {set tags d_+-; set op {+-}}
 725                        default {set tags {}}
 726                        }
 727                        set line [string replace $line 0 1 $op]
 728                } else {
 729                        switch -- [string index $line 0] {
 730                        @ {set tags d_@}
 731                        + {set tags d_+}
 732                        - {set tags d_-}
 733                        default {set tags {}}
 734                        }
 735                }
 736                $ui_diff insert end $line $tags
 737                $ui_diff insert end "\n" $tags
 738        }
 739        $ui_diff conf -state disabled
 740
 741        if {[eof $fd]} {
 742                close $fd
 743                set diff_active 0
 744                unlock_index
 745                set ui_status_value {Ready.}
 746
 747                if {$repo_config(gui.trustmtime) eq {true}
 748                        && [$ui_diff index end] eq {2.0}} {
 749                        handle_empty_diff
 750                }
 751        }
 752}
 753
 754######################################################################
 755##
 756## commit
 757
 758proc load_last_commit {} {
 759        global HEAD PARENT MERGE_HEAD commit_type ui_comm
 760
 761        if {[llength $PARENT] == 0} {
 762                error_popup {There is nothing to amend.
 763
 764You are about to create the initial commit.
 765There is no commit before this to amend.
 766}
 767                return
 768        }
 769
 770        repository_state curType curHEAD curMERGE_HEAD
 771        if {$curType eq {merge}} {
 772                error_popup {Cannot amend while merging.
 773
 774You are currently in the middle of a merge that
 775has not been fully completed.  You cannot amend
 776the prior commit unless you first abort the
 777current merge activity.
 778}
 779                return
 780        }
 781
 782        set msg {}
 783        set parents [list]
 784        if {[catch {
 785                        set fd [open "| git cat-file commit $curHEAD" r]
 786                        while {[gets $fd line] > 0} {
 787                                if {[string match {parent *} $line]} {
 788                                        lappend parents [string range $line 7 end]
 789                                }
 790                        }
 791                        set msg [string trim [read $fd]]
 792                        close $fd
 793                } err]} {
 794                error_popup "Error loading commit data for amend:\n\n$err"
 795                return
 796        }
 797
 798        set HEAD $curHEAD
 799        set PARENT $parents
 800        set MERGE_HEAD [list]
 801        switch -- [llength $parents] {
 802        0       {set commit_type amend-initial}
 803        1       {set commit_type amend}
 804        default {set commit_type amend-merge}
 805        }
 806
 807        $ui_comm delete 0.0 end
 808        $ui_comm insert end $msg
 809        $ui_comm edit reset
 810        $ui_comm edit modified false
 811        rescan {set ui_status_value {Ready.}}
 812}
 813
 814proc create_new_commit {} {
 815        global commit_type ui_comm
 816
 817        set commit_type normal
 818        $ui_comm delete 0.0 end
 819        $ui_comm edit reset
 820        $ui_comm edit modified false
 821        rescan {set ui_status_value {Ready.}}
 822}
 823
 824set GIT_COMMITTER_IDENT {}
 825
 826proc committer_ident {} {
 827        global GIT_COMMITTER_IDENT
 828
 829        if {$GIT_COMMITTER_IDENT eq {}} {
 830                if {[catch {set me [exec git var GIT_COMMITTER_IDENT]} err]} {
 831                        error_popup "Unable to obtain your identity:\n\n$err"
 832                        return {}
 833                }
 834                if {![regexp {^(.*) [0-9]+ [-+0-9]+$} \
 835                        $me me GIT_COMMITTER_IDENT]} {
 836                        error_popup "Invalid GIT_COMMITTER_IDENT:\n\n$me"
 837                        return {}
 838                }
 839        }
 840
 841        return $GIT_COMMITTER_IDENT
 842}
 843
 844proc commit_tree {} {
 845        global HEAD commit_type file_states ui_comm repo_config
 846
 847        if {![lock_index update]} return
 848        if {[committer_ident] eq {}} return
 849
 850        # -- Our in memory state should match the repository.
 851        #
 852        repository_state curType curHEAD curMERGE_HEAD
 853        if {[string match amend* $commit_type]
 854                && $curType eq {normal}
 855                && $curHEAD eq $HEAD} {
 856        } elseif {$commit_type ne $curType || $HEAD ne $curHEAD} {
 857                info_popup {Last scanned state does not match repository state.
 858
 859Another Git program has modified this repository
 860since the last scan.  A rescan must be performed
 861before another commit can be created.
 862
 863The rescan will be automatically started now.
 864}
 865                unlock_index
 866                rescan {set ui_status_value {Ready.}}
 867                return
 868        }
 869
 870        # -- At least one file should differ in the index.
 871        #
 872        set files_ready 0
 873        foreach path [array names file_states] {
 874                switch -glob -- [lindex $file_states($path) 0] {
 875                _? {continue}
 876                A? -
 877                D? -
 878                M? {set files_ready 1; break}
 879                U? {
 880                        error_popup "Unmerged files cannot be committed.
 881
 882File [short_path $path] has merge conflicts.
 883You must resolve them and include the file before committing.
 884"
 885                        unlock_index
 886                        return
 887                }
 888                default {
 889                        error_popup "Unknown file state [lindex $s 0] detected.
 890
 891File [short_path $path] cannot be committed by this program.
 892"
 893                }
 894                }
 895        }
 896        if {!$files_ready} {
 897                error_popup {No included files to commit.
 898
 899You must include at least 1 file before you can commit.
 900}
 901                unlock_index
 902                return
 903        }
 904
 905        # -- A message is required.
 906        #
 907        set msg [string trim [$ui_comm get 1.0 end]]
 908        if {$msg eq {}} {
 909                error_popup {Please supply a commit message.
 910
 911A good commit message has the following format:
 912
 913- First line: Describe in one sentance what you did.
 914- Second line: Blank
 915- Remaining lines: Describe why this change is good.
 916}
 917                unlock_index
 918                return
 919        }
 920
 921        # -- Update included files if partialincludes are off.
 922        #
 923        if {$repo_config(gui.partialinclude) ne {true}} {
 924                set pathList [list]
 925                foreach path [array names file_states] {
 926                        switch -glob -- [lindex $file_states($path) 0] {
 927                        A? -
 928                        M? {lappend pathList $path}
 929                        }
 930                }
 931                if {$pathList ne {}} {
 932                        unlock_index
 933                        update_index \
 934                                "Updating included files" \
 935                                $pathList \
 936                                [concat {lock_index update;} \
 937                                        [list commit_prehook $curHEAD $msg]]
 938                        return
 939                }
 940        }
 941
 942        commit_prehook $curHEAD $msg
 943}
 944
 945proc commit_prehook {curHEAD msg} {
 946        global ui_status_value pch_error
 947
 948        set pchook [gitdir hooks pre-commit]
 949
 950        # On Cygwin [file executable] might lie so we need to ask
 951        # the shell if the hook is executable.  Yes that's annoying.
 952        #
 953        if {[is_Windows] && [file isfile $pchook]} {
 954                set pchook [list sh -c [concat \
 955                        "if test -x \"$pchook\";" \
 956                        "then exec \"$pchook\" 2>&1;" \
 957                        "fi"]]
 958        } elseif {[file executable $pchook]} {
 959                set pchook [list $pchook |& cat]
 960        } else {
 961                commit_writetree $curHEAD $msg
 962                return
 963        }
 964
 965        set ui_status_value {Calling pre-commit hook...}
 966        set pch_error {}
 967        set fd_ph [open "| $pchook" r]
 968        fconfigure $fd_ph -blocking 0 -translation binary
 969        fileevent $fd_ph readable \
 970                [list commit_prehook_wait $fd_ph $curHEAD $msg]
 971}
 972
 973proc commit_prehook_wait {fd_ph curHEAD msg} {
 974        global pch_error ui_status_value
 975
 976        append pch_error [read $fd_ph]
 977        fconfigure $fd_ph -blocking 1
 978        if {[eof $fd_ph]} {
 979                if {[catch {close $fd_ph}]} {
 980                        set ui_status_value {Commit declined by pre-commit hook.}
 981                        hook_failed_popup pre-commit $pch_error
 982                        unlock_index
 983                } else {
 984                        commit_writetree $curHEAD $msg
 985                }
 986                set pch_error {}
 987                return
 988        }
 989        fconfigure $fd_ph -blocking 0
 990}
 991
 992proc commit_writetree {curHEAD msg} {
 993        global ui_status_value
 994
 995        set ui_status_value {Committing changes...}
 996        set fd_wt [open "| git write-tree" r]
 997        fileevent $fd_wt readable \
 998                [list commit_committree $fd_wt $curHEAD $msg]
 999}
1000
1001proc commit_committree {fd_wt curHEAD msg} {
1002        global HEAD PARENT MERGE_HEAD commit_type
1003        global single_commit
1004        global ui_status_value ui_comm selected_commit_type
1005        global file_states selected_paths rescan_active
1006
1007        gets $fd_wt tree_id
1008        if {$tree_id eq {} || [catch {close $fd_wt} err]} {
1009                error_popup "write-tree failed:\n\n$err"
1010                set ui_status_value {Commit failed.}
1011                unlock_index
1012                return
1013        }
1014
1015        # -- Create the commit.
1016        #
1017        set cmd [list git commit-tree $tree_id]
1018        set parents [concat $PARENT $MERGE_HEAD]
1019        if {[llength $parents] > 0} {
1020                foreach p $parents {
1021                        lappend cmd -p $p
1022                }
1023        } else {
1024                # git commit-tree writes to stderr during initial commit.
1025                lappend cmd 2>/dev/null
1026        }
1027        lappend cmd << $msg
1028        if {[catch {set cmt_id [eval exec $cmd]} err]} {
1029                error_popup "commit-tree failed:\n\n$err"
1030                set ui_status_value {Commit failed.}
1031                unlock_index
1032                return
1033        }
1034
1035        # -- Update the HEAD ref.
1036        #
1037        set reflogm commit
1038        if {$commit_type ne {normal}} {
1039                append reflogm " ($commit_type)"
1040        }
1041        set i [string first "\n" $msg]
1042        if {$i >= 0} {
1043                append reflogm {: } [string range $msg 0 [expr {$i - 1}]]
1044        } else {
1045                append reflogm {: } $msg
1046        }
1047        set cmd [list git update-ref -m $reflogm HEAD $cmt_id $curHEAD]
1048        if {[catch {eval exec $cmd} err]} {
1049                error_popup "update-ref failed:\n\n$err"
1050                set ui_status_value {Commit failed.}
1051                unlock_index
1052                return
1053        }
1054
1055        # -- Cleanup after ourselves.
1056        #
1057        catch {file delete [gitdir MERGE_HEAD]}
1058        catch {file delete [gitdir MERGE_MSG]}
1059        catch {file delete [gitdir SQUASH_MSG]}
1060        catch {file delete [gitdir GITGUI_MSG]}
1061
1062        # -- Let rerere do its thing.
1063        #
1064        if {[file isdirectory [gitdir rr-cache]]} {
1065                catch {exec git rerere}
1066        }
1067
1068        # -- Run the post-commit hook.
1069        #
1070        set pchook [gitdir hooks post-commit]
1071        if {[is_Windows] && [file isfile $pchook]} {
1072                set pchook [list sh -c [concat \
1073                        "if test -x \"$pchook\";" \
1074                        "then exec \"$pchook\";" \
1075                        "fi"]]
1076        } elseif {![file executable $pchook]} {
1077                set pchook {}
1078        }
1079        if {$pchook ne {}} {
1080                catch {exec $pchook &}
1081        }
1082
1083        $ui_comm delete 0.0 end
1084        $ui_comm edit reset
1085        $ui_comm edit modified false
1086
1087        if {$single_commit} do_quit
1088
1089        # -- Update in memory status
1090        #
1091        set selected_commit_type new
1092        set commit_type normal
1093        set HEAD $cmt_id
1094        set PARENT $cmt_id
1095        set MERGE_HEAD [list]
1096
1097        foreach path [array names file_states] {
1098                set s $file_states($path)
1099                set m [lindex $s 0]
1100                switch -glob -- $m {
1101                _O -
1102                _M -
1103                _D {continue}
1104                __ -
1105                A_ -
1106                M_ -
1107                D_ {
1108                        unset file_states($path)
1109                        catch {unset selected_paths($path)}
1110                }
1111                DO {
1112                        set file_states($path) [list _O [lindex $s 1] {} {}]
1113                }
1114                AM -
1115                AD -
1116                MM -
1117                MD {
1118                        set file_states($path) [list \
1119                                _[string index $m 1] \
1120                                [lindex $s 1] \
1121                                [lindex $s 3] \
1122                                {}]
1123                }
1124                }
1125        }
1126
1127        display_all_files
1128        unlock_index
1129        reshow_diff
1130        set ui_status_value \
1131                "Changes committed as [string range $cmt_id 0 7]."
1132}
1133
1134######################################################################
1135##
1136## fetch pull push
1137
1138proc fetch_from {remote} {
1139        set w [new_console "fetch $remote" \
1140                "Fetching new changes from $remote"]
1141        set cmd [list git fetch]
1142        lappend cmd $remote
1143        console_exec $w $cmd
1144}
1145
1146proc pull_remote {remote branch} {
1147        global HEAD commit_type file_states repo_config
1148
1149        if {![lock_index update]} return
1150
1151        # -- Our in memory state should match the repository.
1152        #
1153        repository_state curType curHEAD curMERGE_HEAD
1154        if {$commit_type ne $curType || $HEAD ne $curHEAD} {
1155                info_popup {Last scanned state does not match repository state.
1156
1157Another Git program has modified this repository
1158since the last scan.  A rescan must be performed
1159before a pull operation can be started.
1160
1161The rescan will be automatically started now.
1162}
1163                unlock_index
1164                rescan {set ui_status_value {Ready.}}
1165                return
1166        }
1167
1168        # -- No differences should exist before a pull.
1169        #
1170        if {[array size file_states] != 0} {
1171                error_popup {Uncommitted but modified files are present.
1172
1173You should not perform a pull with unmodified
1174files in your working directory as Git will be
1175unable to recover from an incorrect merge.
1176
1177You should commit or revert all changes before
1178starting a pull operation.
1179}
1180                unlock_index
1181                return
1182        }
1183
1184        set w [new_console "pull $remote $branch" \
1185                "Pulling new changes from branch $branch in $remote"]
1186        set cmd [list git pull]
1187        if {$repo_config(gui.pullsummary) eq {false}} {
1188                lappend cmd --no-summary
1189        }
1190        lappend cmd $remote
1191        lappend cmd $branch
1192        console_exec $w $cmd [list post_pull_remote $remote $branch]
1193}
1194
1195proc post_pull_remote {remote branch success} {
1196        global HEAD PARENT MERGE_HEAD commit_type selected_commit_type
1197        global ui_status_value
1198
1199        unlock_index
1200        if {$success} {
1201                repository_state commit_type HEAD MERGE_HEAD
1202                set PARENT $HEAD
1203                set selected_commit_type new
1204                set ui_status_value "Pulling $branch from $remote complete."
1205        } else {
1206                rescan [list set ui_status_value \
1207                        "Conflicts detected while pulling $branch from $remote."]
1208        }
1209}
1210
1211proc push_to {remote} {
1212        set w [new_console "push $remote" \
1213                "Pushing changes to $remote"]
1214        set cmd [list git push]
1215        lappend cmd $remote
1216        console_exec $w $cmd
1217}
1218
1219######################################################################
1220##
1221## ui helpers
1222
1223proc mapicon {w state path} {
1224        global all_icons
1225
1226        if {[catch {set r $all_icons($state$w)}]} {
1227                puts "error: no icon for $w state={$state} $path"
1228                return file_plain
1229        }
1230        return $r
1231}
1232
1233proc mapdesc {state path} {
1234        global all_descs
1235
1236        if {[catch {set r $all_descs($state)}]} {
1237                puts "error: no desc for state={$state} $path"
1238                return $state
1239        }
1240        return $r
1241}
1242
1243proc escape_path {path} {
1244        regsub -all "\n" $path "\\n" path
1245        return $path
1246}
1247
1248proc short_path {path} {
1249        return [escape_path [lindex [file split $path] end]]
1250}
1251
1252set next_icon_id 0
1253set null_sha1 [string repeat 0 40]
1254
1255proc merge_state {path new_state {head_info {}} {index_info {}}} {
1256        global file_states next_icon_id null_sha1
1257
1258        set s0 [string index $new_state 0]
1259        set s1 [string index $new_state 1]
1260
1261        if {[catch {set info $file_states($path)}]} {
1262                set state __
1263                set icon n[incr next_icon_id]
1264        } else {
1265                set state [lindex $info 0]
1266                set icon [lindex $info 1]
1267                if {$head_info eq {}}  {set head_info  [lindex $info 2]}
1268                if {$index_info eq {}} {set index_info [lindex $info 3]}
1269        }
1270
1271        if     {$s0 eq {?}} {set s0 [string index $state 0]} \
1272        elseif {$s0 eq {_}} {set s0 _}
1273
1274        if     {$s1 eq {?}} {set s1 [string index $state 1]} \
1275        elseif {$s1 eq {_}} {set s1 _}
1276
1277        if {$s0 eq {A} && $s1 eq {_} && $head_info eq {}} {
1278                set head_info [list 0 $null_sha1]
1279        } elseif {$s0 ne {_} && [string index $state 0] eq {_}
1280                && $head_info eq {}} {
1281                set head_info $index_info
1282        }
1283
1284        set file_states($path) [list $s0$s1 $icon \
1285                $head_info $index_info \
1286                ]
1287        return $state
1288}
1289
1290proc display_file_helper {w path icon_name old_m new_m} {
1291        global file_lists
1292
1293        if {$new_m eq {_}} {
1294                set lno [lsearch -sorted $file_lists($w) $path]
1295                if {$lno >= 0} {
1296                        set file_lists($w) [lreplace $file_lists($w) $lno $lno]
1297                        incr lno
1298                        $w conf -state normal
1299                        $w delete $lno.0 [expr {$lno + 1}].0
1300                        $w conf -state disabled
1301                }
1302        } elseif {$old_m eq {_} && $new_m ne {_}} {
1303                lappend file_lists($w) $path
1304                set file_lists($w) [lsort -unique $file_lists($w)]
1305                set lno [lsearch -sorted $file_lists($w) $path]
1306                incr lno
1307                $w conf -state normal
1308                $w image create $lno.0 \
1309                        -align center -padx 5 -pady 1 \
1310                        -name $icon_name \
1311                        -image [mapicon $w $new_m $path]
1312                $w insert $lno.1 "[escape_path $path]\n"
1313                $w conf -state disabled
1314        } elseif {$old_m ne $new_m} {
1315                $w conf -state normal
1316                $w image conf $icon_name -image [mapicon $w $new_m $path]
1317                $w conf -state disabled
1318        }
1319}
1320
1321proc display_file {path state} {
1322        global file_states selected_paths
1323        global ui_index ui_workdir
1324
1325        set old_m [merge_state $path $state]
1326        set s $file_states($path)
1327        set new_m [lindex $s 0]
1328        set icon_name [lindex $s 1]
1329
1330        display_file_helper     $ui_index $path $icon_name \
1331                [string index $old_m 0] \
1332                [string index $new_m 0]
1333        display_file_helper     $ui_workdir $path $icon_name \
1334                [string index $old_m 1] \
1335                [string index $new_m 1]
1336
1337        if {$new_m eq {__}} {
1338                unset file_states($path)
1339                catch {unset selected_paths($path)}
1340        }
1341}
1342
1343proc display_all_files_helper {w path icon_name m} {
1344        global file_lists
1345
1346        lappend file_lists($w) $path
1347        set lno [expr {[lindex [split [$w index end] .] 0] - 1}]
1348        $w image create end \
1349                -align center -padx 5 -pady 1 \
1350                -name $icon_name \
1351                -image [mapicon $w $m $path]
1352        $w insert end "[escape_path $path]\n"
1353}
1354
1355proc display_all_files {} {
1356        global ui_index ui_workdir
1357        global file_states file_lists
1358        global last_clicked
1359
1360        $ui_index conf -state normal
1361        $ui_workdir conf -state normal
1362
1363        $ui_index delete 0.0 end
1364        $ui_workdir delete 0.0 end
1365        set last_clicked {}
1366
1367        set file_lists($ui_index) [list]
1368        set file_lists($ui_workdir) [list]
1369
1370        foreach path [lsort [array names file_states]] {
1371                set s $file_states($path)
1372                set m [lindex $s 0]
1373                set icon_name [lindex $s 1]
1374
1375                if {[string index $m 0] ne {_}} {
1376                        display_all_files_helper $ui_index $path \
1377                                $icon_name [string index $m 0]
1378                }
1379                if {[string index $m 1] ne {_}} {
1380                        display_all_files_helper $ui_workdir $path \
1381                                $icon_name [string index $m 1]
1382                }
1383        }
1384
1385        $ui_index conf -state disabled
1386        $ui_workdir conf -state disabled
1387}
1388
1389proc update_indexinfo {msg pathList after} {
1390        global update_index_cp ui_status_value
1391
1392        if {![lock_index update]} return
1393
1394        set update_index_cp 0
1395        set pathList [lsort $pathList]
1396        set totalCnt [llength $pathList]
1397        set batch [expr {int($totalCnt * .01) + 1}]
1398        if {$batch > 25} {set batch 25}
1399
1400        set ui_status_value [format \
1401                "$msg... %i/%i files (%.2f%%)" \
1402                $update_index_cp \
1403                $totalCnt \
1404                0.0]
1405        set fd [open "| git update-index -z --index-info" w]
1406        fconfigure $fd \
1407                -blocking 0 \
1408                -buffering full \
1409                -buffersize 512 \
1410                -translation binary
1411        fileevent $fd writable [list \
1412                write_update_indexinfo \
1413                $fd \
1414                $pathList \
1415                $totalCnt \
1416                $batch \
1417                $msg \
1418                $after \
1419                ]
1420}
1421
1422proc write_update_indexinfo {fd pathList totalCnt batch msg after} {
1423        global update_index_cp ui_status_value
1424        global file_states current_diff
1425
1426        if {$update_index_cp >= $totalCnt} {
1427                close $fd
1428                unlock_index
1429                uplevel #0 $after
1430                return
1431        }
1432
1433        for {set i $batch} \
1434                {$update_index_cp < $totalCnt && $i > 0} \
1435                {incr i -1} {
1436                set path [lindex $pathList $update_index_cp]
1437                incr update_index_cp
1438
1439                set s $file_states($path)
1440                switch -glob -- [lindex $s 0] {
1441                A? {set new _O}
1442                M? {set new _M}
1443                D_ {set new _D}
1444                D? {set new _?}
1445                ?? {continue}
1446                }
1447                set info [lindex $s 2]
1448                if {$info eq {}} continue
1449
1450                puts -nonewline $fd "$info\t$path\0"
1451                display_file $path $new
1452        }
1453
1454        set ui_status_value [format \
1455                "$msg... %i/%i files (%.2f%%)" \
1456                $update_index_cp \
1457                $totalCnt \
1458                [expr {100.0 * $update_index_cp / $totalCnt}]]
1459}
1460
1461proc update_index {msg pathList after} {
1462        global update_index_cp ui_status_value
1463
1464        if {![lock_index update]} return
1465
1466        set update_index_cp 0
1467        set pathList [lsort $pathList]
1468        set totalCnt [llength $pathList]
1469        set batch [expr {int($totalCnt * .01) + 1}]
1470        if {$batch > 25} {set batch 25}
1471
1472        set ui_status_value [format \
1473                "$msg... %i/%i files (%.2f%%)" \
1474                $update_index_cp \
1475                $totalCnt \
1476                0.0]
1477        set fd [open "| git update-index --add --remove -z --stdin" w]
1478        fconfigure $fd \
1479                -blocking 0 \
1480                -buffering full \
1481                -buffersize 512 \
1482                -translation binary
1483        fileevent $fd writable [list \
1484                write_update_index \
1485                $fd \
1486                $pathList \
1487                $totalCnt \
1488                $batch \
1489                $msg \
1490                $after \
1491                ]
1492}
1493
1494proc write_update_index {fd pathList totalCnt batch msg after} {
1495        global update_index_cp ui_status_value
1496        global file_states current_diff
1497
1498        if {$update_index_cp >= $totalCnt} {
1499                close $fd
1500                unlock_index
1501                uplevel #0 $after
1502                return
1503        }
1504
1505        for {set i $batch} \
1506                {$update_index_cp < $totalCnt && $i > 0} \
1507                {incr i -1} {
1508                set path [lindex $pathList $update_index_cp]
1509                incr update_index_cp
1510
1511                switch -glob -- [lindex $file_states($path) 0] {
1512                AD {set new __}
1513                ?D {set new D_}
1514                _O -
1515                AM {set new A_}
1516                U_ -
1517                ?M {set new M_}
1518                ?? {continue}
1519                }
1520                puts -nonewline $fd "$path\0"
1521                display_file $path $new
1522        }
1523
1524        set ui_status_value [format \
1525                "$msg... %i/%i files (%.2f%%)" \
1526                $update_index_cp \
1527                $totalCnt \
1528                [expr {100.0 * $update_index_cp / $totalCnt}]]
1529}
1530
1531proc checkout_index {msg pathList after} {
1532        global update_index_cp ui_status_value
1533
1534        if {![lock_index update]} return
1535
1536        set update_index_cp 0
1537        set pathList [lsort $pathList]
1538        set totalCnt [llength $pathList]
1539        set batch [expr {int($totalCnt * .01) + 1}]
1540        if {$batch > 25} {set batch 25}
1541
1542        set ui_status_value [format \
1543                "$msg... %i/%i files (%.2f%%)" \
1544                $update_index_cp \
1545                $totalCnt \
1546                0.0]
1547        set cmd [list git checkout-index]
1548        lappend cmd --index
1549        lappend cmd --quiet
1550        lappend cmd --force
1551        lappend cmd -z
1552        lappend cmd --stdin
1553        set fd [open "| $cmd " w]
1554        fconfigure $fd \
1555                -blocking 0 \
1556                -buffering full \
1557                -buffersize 512 \
1558                -translation binary
1559        fileevent $fd writable [list \
1560                write_checkout_index \
1561                $fd \
1562                $pathList \
1563                $totalCnt \
1564                $batch \
1565                $msg \
1566                $after \
1567                ]
1568}
1569
1570proc write_checkout_index {fd pathList totalCnt batch msg after} {
1571        global update_index_cp ui_status_value
1572        global file_states current_diff
1573
1574        if {$update_index_cp >= $totalCnt} {
1575                close $fd
1576                unlock_index
1577                uplevel #0 $after
1578                return
1579        }
1580
1581        for {set i $batch} \
1582                {$update_index_cp < $totalCnt && $i > 0} \
1583                {incr i -1} {
1584                set path [lindex $pathList $update_index_cp]
1585                incr update_index_cp
1586                switch -glob -- [lindex $file_states($path) 0] {
1587                U? {continue}
1588                ?M -
1589                ?D {
1590                        puts -nonewline $fd "$path\0"
1591                        display_file $path ?_
1592                }
1593                }
1594        }
1595
1596        set ui_status_value [format \
1597                "$msg... %i/%i files (%.2f%%)" \
1598                $update_index_cp \
1599                $totalCnt \
1600                [expr {100.0 * $update_index_cp / $totalCnt}]]
1601}
1602
1603######################################################################
1604##
1605## branch management
1606
1607proc load_all_heads {} {
1608        global all_heads tracking_branches
1609
1610        set all_heads [list]
1611        set cmd [list git for-each-ref]
1612        lappend cmd --format=%(refname)
1613        lappend cmd refs/heads
1614        set fd [open "| $cmd" r]
1615        while {[gets $fd line] > 0} {
1616                if {![catch {set info $tracking_branches($line)}]} continue
1617                if {![regsub ^refs/heads/ $line {} name]} continue
1618                lappend all_heads $name
1619        }
1620        close $fd
1621
1622        set all_heads [lsort $all_heads]
1623}
1624
1625proc populate_branch_menu {} {
1626        global all_heads disable_on_lock
1627
1628        set m .mbar.branch
1629        set last [$m index last]
1630        for {set i 0} {$i <= $last} {incr i} {
1631                if {[$m type $i] eq {separator}} {
1632                        $m delete $i last
1633                        set new_dol [list]
1634                        foreach a $disable_on_lock {
1635                                if {[lindex $a 0] ne $m || [lindex $a 2] < $i} {
1636                                        lappend new_dol $a
1637                                }
1638                        }
1639                        set disable_on_lock $new_dol
1640                        break
1641                }
1642        }
1643
1644        $m add separator
1645        foreach b $all_heads {
1646                $m add radiobutton \
1647                        -label $b \
1648                        -command [list switch_branch $b] \
1649                        -variable current_branch \
1650                        -value $b \
1651                        -font font_ui
1652                lappend disable_on_lock \
1653                        [list $m entryconf [$m index last] -state]
1654        }
1655}
1656
1657proc do_create_branch_action {w} {
1658        global all_heads null_sha1
1659        global create_branch_checkout create_branch_revtype create_branch_head
1660
1661        set newbranch [string trim [$w.name.t get 0.0 end]]
1662        if {![catch {exec git show-ref --verify -- "refs/heads/$newbranch"}]} {
1663                tk_messageBox \
1664                        -icon error \
1665                        -type ok \
1666                        -title [wm title $w] \
1667                        -parent $w \
1668                        -message "Branch '$newbranch' already exists."
1669                focus $w.name.t
1670                return
1671        }
1672        if {[catch {exec git check-ref-format "heads/$newbranch"}]} {
1673                tk_messageBox \
1674                        -icon error \
1675                        -type ok \
1676                        -title [wm title $w] \
1677                        -parent $w \
1678                        -message "We do not like '$newbranch' as a branch name."
1679                focus $w.name.t
1680                return
1681        }
1682
1683        set rev {}
1684        switch -- $create_branch_revtype {
1685        head {set rev $create_branch_head}
1686        expression {set rev [string trim [$w.from.exp.t get 0.0 end]]}
1687        }
1688        if {[catch {set cmt [exec git rev-parse --verify "${rev}^0"]}]} {
1689                tk_messageBox \
1690                        -icon error \
1691                        -type ok \
1692                        -title [wm title $w] \
1693                        -parent $w \
1694                        -message "Invalid starting revision: $rev"
1695                return
1696        }
1697        set cmd [list git update-ref]
1698        lappend cmd -m
1699        lappend cmd "branch: Created from $rev"
1700        lappend cmd "refs/heads/$newbranch"
1701        lappend cmd $cmt
1702        lappend cmd $null_sha1
1703        if {[catch {eval exec $cmd} err]} {
1704                tk_messageBox \
1705                        -icon error \
1706                        -type ok \
1707                        -title [wm title $w] \
1708                        -parent $w \
1709                        -message "Failed to create '$newbranch'.\n\n$err"
1710                return
1711        }
1712
1713        lappend all_heads $newbranch
1714        set all_heads [lsort $all_heads]
1715        populate_branch_menu
1716
1717        destroy $w
1718}
1719
1720proc do_create_branch {} {
1721        global all_heads current_branch
1722        global create_branch_checkout create_branch_revtype create_branch_head
1723
1724        set create_branch_checkout true
1725        set create_branch_revtype head
1726        set create_branch_head $current_branch
1727
1728        set w .branch_editor
1729        toplevel $w
1730        wm geometry $w "+[winfo rootx .]+[winfo rooty .]"
1731
1732        label $w.header -text {Create New Branch} \
1733                -font font_uibold
1734        pack $w.header -side top -fill x
1735
1736        frame $w.buttons
1737        button $w.buttons.create -text Create \
1738                -font font_ui \
1739                -default active \
1740                -command [list do_create_branch_action $w]
1741        pack $w.buttons.create -side right
1742        button $w.buttons.cancel -text {Cancel} \
1743                -font font_ui \
1744                -command [list destroy $w]
1745        pack $w.buttons.cancel -side right -padx 5
1746        pack $w.buttons -side bottom -fill x -pady 10 -padx 10
1747
1748        labelframe $w.name \
1749                -text {Branch Description} \
1750                -font font_ui
1751        label $w.name.l -text {Name:} -font font_ui
1752        text $w.name.t \
1753                -height 1 \
1754                -width 40 \
1755                -font font_ui
1756        bind $w.name.t <Shift-Key-Tab> "focus $w.postActions.checkout;break"
1757        bind $w.name.t <Key-Tab> "focus $w.from.exp.t;break"
1758        bind $w.name.t <Key-Return> "do_create_branch_action $w;break"
1759        bind $w.name.t <Key> {
1760                if {{%K} ne {BackSpace}
1761                        && {%K} ne {Tab}
1762                        && {%K} ne {Escape}
1763                        && {%K} ne {Return}} {
1764                        if {%k <= 32} break
1765                        if {[string first %A {~^:?*[}] >= 0} break
1766                }
1767        }
1768        pack $w.name.l -side left -padx 5
1769        pack $w.name.t -side left -fill x -expand 1
1770        pack $w.name -anchor nw -fill x -pady 5 -padx 5
1771
1772        labelframe $w.from \
1773                -text {Starting Revision} \
1774                -font font_ui
1775        frame $w.from.head
1776        radiobutton $w.from.head.r \
1777                -text {Local Branch:} \
1778                -value head \
1779                -variable create_branch_revtype \
1780                -font font_ui
1781        eval tk_optionMenu $w.from.head.m create_branch_head $all_heads
1782        pack $w.from.head.r -side left
1783        pack $w.from.head.m -side left
1784        frame $w.from.exp
1785        radiobutton $w.from.exp.r \
1786                -text {Revision Expression:} \
1787                -value expression \
1788                -variable create_branch_revtype \
1789                -font font_ui
1790        text $w.from.exp.t \
1791                -height 1 \
1792                -width 50 \
1793                -font font_ui
1794        bind $w.from.exp.t <Shift-Key-Tab> "focus $w.name.t;break"
1795        bind $w.from.exp.t <Key-Tab> "focus $w.postActions.checkout;break"
1796        bind $w.from.exp.t <Key-Return> "do_create_branch_action $w;break"
1797        pack $w.from.exp.r -side left
1798        pack $w.from.exp.t -side left -fill x -expand 1
1799        pack $w.from.head -padx 5 -fill x -expand 1
1800        pack $w.from.exp -padx 5 -fill x -expand 1
1801        pack $w.from -anchor nw -fill x -pady 5 -padx 5
1802
1803        labelframe $w.postActions \
1804                -text {Post Creation Actions} \
1805                -font font_ui
1806        checkbutton $w.postActions.checkout \
1807                -text {Checkout after creation} \
1808                -offvalue false \
1809                -onvalue true \
1810                -variable create_branch_checkout \
1811                -font font_ui
1812        pack $w.postActions.checkout -anchor nw
1813        pack $w.postActions -anchor nw -fill x -pady 5 -padx 5
1814
1815        bind $w <Visibility> "grab $w; focus $w.name.t"
1816        bind $w <Key-Escape> "destroy $w"
1817        bind $w <Key-Return> "do_create_branch_action $w;break"
1818        wm title $w "[appname] ([reponame]): Create Branch"
1819        tkwait window $w
1820}
1821
1822proc do_delete_branch {} {
1823        error "NOT IMPLEMENTED"
1824}
1825
1826proc switch_branch {b} {
1827        global HEAD commit_type file_states current_branch
1828        global selected_commit_type ui_comm
1829
1830        if {![lock_index switch]} return
1831
1832        # -- Backup the selected branch (repository_state resets it)
1833        #
1834        set new_branch $current_branch
1835
1836        # -- Our in memory state should match the repository.
1837        #
1838        repository_state curType curHEAD curMERGE_HEAD
1839        if {[string match amend* $commit_type]
1840                && $curType eq {normal}
1841                && $curHEAD eq $HEAD} {
1842        } elseif {$commit_type ne $curType || $HEAD ne $curHEAD} {
1843                info_popup {Last scanned state does not match repository state.
1844
1845Another Git program has modified this repository
1846since the last scan.  A rescan must be performed
1847before the current branch can be changed.
1848
1849The rescan will be automatically started now.
1850}
1851                unlock_index
1852                rescan {set ui_status_value {Ready.}}
1853                return
1854        }
1855
1856        # -- Toss the message buffer if we are in amend mode.
1857        #
1858        if {[string match amend* $curType]} {
1859                $ui_comm delete 0.0 end
1860                $ui_comm edit reset
1861                $ui_comm edit modified false
1862        }
1863
1864        set selected_commit_type new
1865        set current_branch $new_branch
1866
1867        unlock_index
1868        error "NOT FINISHED"
1869}
1870
1871######################################################################
1872##
1873## remote management
1874
1875proc load_all_remotes {} {
1876        global repo_config
1877        global all_remotes tracking_branches
1878
1879        set all_remotes [list]
1880        array unset tracking_branches
1881
1882        set rm_dir [gitdir remotes]
1883        if {[file isdirectory $rm_dir]} {
1884                set all_remotes [glob \
1885                        -types f \
1886                        -tails \
1887                        -nocomplain \
1888                        -directory $rm_dir *]
1889
1890                foreach name $all_remotes {
1891                        catch {
1892                                set fd [open [file join $rm_dir $name] r]
1893                                while {[gets $fd line] >= 0} {
1894                                        if {![regexp {^Pull:[   ]*([^:]+):(.+)$} \
1895                                                $line line src dst]} continue
1896                                        if {![regexp ^refs/ $dst]} {
1897                                                set dst "refs/heads/$dst"
1898                                        }
1899                                        set tracking_branches($dst) [list $name $src]
1900                                }
1901                                close $fd
1902                        }
1903                }
1904        }
1905
1906        foreach line [array names repo_config remote.*.url] {
1907                if {![regexp ^remote\.(.*)\.url\$ $line line name]} continue
1908                lappend all_remotes $name
1909
1910                if {[catch {set fl $repo_config(remote.$name.fetch)}]} {
1911                        set fl {}
1912                }
1913                foreach line $fl {
1914                        if {![regexp {^([^:]+):(.+)$} $line line src dst]} continue
1915                        if {![regexp ^refs/ $dst]} {
1916                                set dst "refs/heads/$dst"
1917                        }
1918                        set tracking_branches($dst) [list $name $src]
1919                }
1920        }
1921
1922        set all_remotes [lsort -unique $all_remotes]
1923}
1924
1925proc populate_fetch_menu {m} {
1926        global all_remotes repo_config
1927
1928        foreach r $all_remotes {
1929                set enable 0
1930                if {![catch {set a $repo_config(remote.$r.url)}]} {
1931                        if {![catch {set a $repo_config(remote.$r.fetch)}]} {
1932                                set enable 1
1933                        }
1934                } else {
1935                        catch {
1936                                set fd [open [gitdir remotes $r] r]
1937                                while {[gets $fd n] >= 0} {
1938                                        if {[regexp {^Pull:[ \t]*([^:]+):} $n]} {
1939                                                set enable 1
1940                                                break
1941                                        }
1942                                }
1943                                close $fd
1944                        }
1945                }
1946
1947                if {$enable} {
1948                        $m add command \
1949                                -label "Fetch from $r..." \
1950                                -command [list fetch_from $r] \
1951                                -font font_ui
1952                }
1953        }
1954}
1955
1956proc populate_push_menu {m} {
1957        global all_remotes repo_config
1958
1959        foreach r $all_remotes {
1960                set enable 0
1961                if {![catch {set a $repo_config(remote.$r.url)}]} {
1962                        if {![catch {set a $repo_config(remote.$r.push)}]} {
1963                                set enable 1
1964                        }
1965                } else {
1966                        catch {
1967                                set fd [open [gitdir remotes $r] r]
1968                                while {[gets $fd n] >= 0} {
1969                                        if {[regexp {^Push:[ \t]*([^:]+):} $n]} {
1970                                                set enable 1
1971                                                break
1972                                        }
1973                                }
1974                                close $fd
1975                        }
1976                }
1977
1978                if {$enable} {
1979                        $m add command \
1980                                -label "Push to $r..." \
1981                                -command [list push_to $r] \
1982                                -font font_ui
1983                }
1984        }
1985}
1986
1987proc populate_pull_menu {m} {
1988        global repo_config all_remotes disable_on_lock
1989
1990        foreach remote $all_remotes {
1991                set rb_list [list]
1992                if {[array get repo_config remote.$remote.url] ne {}} {
1993                        if {[array get repo_config remote.$remote.fetch] ne {}} {
1994                                foreach line $repo_config(remote.$remote.fetch) {
1995                                        if {[regexp {^([^:]+):} $line line rb]} {
1996                                                lappend rb_list $rb
1997                                        }
1998                                }
1999                        }
2000                } else {
2001                        catch {
2002                                set fd [open [gitdir remotes $remote] r]
2003                                while {[gets $fd line] >= 0} {
2004                                        if {[regexp {^Pull:[ \t]*([^:]+):} $line line rb]} {
2005                                                lappend rb_list $rb
2006                                        }
2007                                }
2008                                close $fd
2009                        }
2010                }
2011
2012                foreach rb $rb_list {
2013                        regsub ^refs/heads/ $rb {} rb_short
2014                        $m add command \
2015                                -label "Branch $rb_short from $remote..." \
2016                                -command [list pull_remote $remote $rb] \
2017                                -font font_ui
2018                        lappend disable_on_lock \
2019                                [list $m entryconf [$m index last] -state]
2020                }
2021        }
2022}
2023
2024######################################################################
2025##
2026## icons
2027
2028set filemask {
2029#define mask_width 14
2030#define mask_height 15
2031static unsigned char mask_bits[] = {
2032   0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f,
2033   0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f,
2034   0xfe, 0x1f, 0xfe, 0x1f, 0xfe, 0x1f};
2035}
2036
2037image create bitmap file_plain -background white -foreground black -data {
2038#define plain_width 14
2039#define plain_height 15
2040static unsigned char plain_bits[] = {
2041   0xfe, 0x01, 0x02, 0x03, 0x02, 0x05, 0x02, 0x09, 0x02, 0x1f, 0x02, 0x10,
2042   0x02, 0x10, 0x02, 0x10, 0x02, 0x10, 0x02, 0x10, 0x02, 0x10, 0x02, 0x10,
2043   0x02, 0x10, 0x02, 0x10, 0xfe, 0x1f};
2044} -maskdata $filemask
2045
2046image create bitmap file_mod -background white -foreground blue -data {
2047#define mod_width 14
2048#define mod_height 15
2049static unsigned char mod_bits[] = {
2050   0xfe, 0x01, 0x02, 0x03, 0x7a, 0x05, 0x02, 0x09, 0x7a, 0x1f, 0x02, 0x10,
2051   0xfa, 0x17, 0x02, 0x10, 0xfa, 0x17, 0x02, 0x10, 0xfa, 0x17, 0x02, 0x10,
2052   0xfa, 0x17, 0x02, 0x10, 0xfe, 0x1f};
2053} -maskdata $filemask
2054
2055image create bitmap file_fulltick -background white -foreground "#007000" -data {
2056#define file_fulltick_width 14
2057#define file_fulltick_height 15
2058static unsigned char file_fulltick_bits[] = {
2059   0xfe, 0x01, 0x02, 0x1a, 0x02, 0x0c, 0x02, 0x0c, 0x02, 0x16, 0x02, 0x16,
2060   0x02, 0x13, 0x00, 0x13, 0x86, 0x11, 0x8c, 0x11, 0xd8, 0x10, 0xf2, 0x10,
2061   0x62, 0x10, 0x02, 0x10, 0xfe, 0x1f};
2062} -maskdata $filemask
2063
2064image create bitmap file_parttick -background white -foreground "#005050" -data {
2065#define parttick_width 14
2066#define parttick_height 15
2067static unsigned char parttick_bits[] = {
2068   0xfe, 0x01, 0x02, 0x03, 0x7a, 0x05, 0x02, 0x09, 0x7a, 0x1f, 0x02, 0x10,
2069   0x7a, 0x14, 0x02, 0x16, 0x02, 0x13, 0x8a, 0x11, 0xda, 0x10, 0x72, 0x10,
2070   0x22, 0x10, 0x02, 0x10, 0xfe, 0x1f};
2071} -maskdata $filemask
2072
2073image create bitmap file_question -background white -foreground black -data {
2074#define file_question_width 14
2075#define file_question_height 15
2076static unsigned char file_question_bits[] = {
2077   0xfe, 0x01, 0x02, 0x02, 0xe2, 0x04, 0xf2, 0x09, 0x1a, 0x1b, 0x0a, 0x13,
2078   0x82, 0x11, 0xc2, 0x10, 0x62, 0x10, 0x62, 0x10, 0x02, 0x10, 0x62, 0x10,
2079   0x62, 0x10, 0x02, 0x10, 0xfe, 0x1f};
2080} -maskdata $filemask
2081
2082image create bitmap file_removed -background white -foreground red -data {
2083#define file_removed_width 14
2084#define file_removed_height 15
2085static unsigned char file_removed_bits[] = {
2086   0xfe, 0x01, 0x02, 0x03, 0x02, 0x05, 0x02, 0x09, 0x02, 0x1f, 0x02, 0x10,
2087   0x1a, 0x16, 0x32, 0x13, 0xe2, 0x11, 0xc2, 0x10, 0xe2, 0x11, 0x32, 0x13,
2088   0x1a, 0x16, 0x02, 0x10, 0xfe, 0x1f};
2089} -maskdata $filemask
2090
2091image create bitmap file_merge -background white -foreground blue -data {
2092#define file_merge_width 14
2093#define file_merge_height 15
2094static unsigned char file_merge_bits[] = {
2095   0xfe, 0x01, 0x02, 0x03, 0x62, 0x05, 0x62, 0x09, 0x62, 0x1f, 0x62, 0x10,
2096   0xfa, 0x11, 0xf2, 0x10, 0x62, 0x10, 0x02, 0x10, 0xfa, 0x17, 0x02, 0x10,
2097   0xfa, 0x17, 0x02, 0x10, 0xfe, 0x1f};
2098} -maskdata $filemask
2099
2100set ui_index .vpane.files.index.list
2101set ui_workdir .vpane.files.workdir.list
2102
2103set all_icons(_$ui_index)   file_plain
2104set all_icons(A$ui_index)   file_fulltick
2105set all_icons(M$ui_index)   file_fulltick
2106set all_icons(D$ui_index)   file_removed
2107set all_icons(U$ui_index)   file_merge
2108
2109set all_icons(_$ui_workdir) file_plain
2110set all_icons(M$ui_workdir) file_mod
2111set all_icons(D$ui_workdir) file_question
2112set all_icons(O$ui_workdir) file_plain
2113
2114set max_status_desc 0
2115foreach i {
2116                {__ "Unmodified"}
2117
2118                {_M "Modified, not staged"}
2119                {M_ "Staged for commit"}
2120                {MM "Portions staged for commit"}
2121                {MD "Staged for commit, missing"}
2122
2123                {_O "Untracked, not staged"}
2124                {A_ "Staged for commit"}
2125                {AM "Portions staged for commit"}
2126                {AD "Staged for commit, missing"}
2127
2128                {_D "Missing"}
2129                {D_ "Staged for removal"}
2130                {DO "Staged for removal, still present"}
2131
2132                {U_ "Requires merge resolution"}
2133                {UM "Requires merge resolution"}
2134                {UD "Requires merge resolution"}
2135        } {
2136        if {$max_status_desc < [string length [lindex $i 1]]} {
2137                set max_status_desc [string length [lindex $i 1]]
2138        }
2139        set all_descs([lindex $i 0]) [lindex $i 1]
2140}
2141unset i
2142
2143######################################################################
2144##
2145## util
2146
2147proc is_MacOSX {} {
2148        global tcl_platform tk_library
2149        if {[tk windowingsystem] eq {aqua}} {
2150                return 1
2151        }
2152        return 0
2153}
2154
2155proc is_Windows {} {
2156        global tcl_platform
2157        if {$tcl_platform(platform) eq {windows}} {
2158                return 1
2159        }
2160        return 0
2161}
2162
2163proc bind_button3 {w cmd} {
2164        bind $w <Any-Button-3> $cmd
2165        if {[is_MacOSX]} {
2166                bind $w <Control-Button-1> $cmd
2167        }
2168}
2169
2170proc incr_font_size {font {amt 1}} {
2171        set sz [font configure $font -size]
2172        incr sz $amt
2173        font configure $font -size $sz
2174        font configure ${font}bold -size $sz
2175}
2176
2177proc hook_failed_popup {hook msg} {
2178        set w .hookfail
2179        toplevel $w
2180
2181        frame $w.m
2182        label $w.m.l1 -text "$hook hook failed:" \
2183                -anchor w \
2184                -justify left \
2185                -font font_uibold
2186        text $w.m.t \
2187                -background white -borderwidth 1 \
2188                -relief sunken \
2189                -width 80 -height 10 \
2190                -font font_diff \
2191                -yscrollcommand [list $w.m.sby set]
2192        label $w.m.l2 \
2193                -text {You must correct the above errors before committing.} \
2194                -anchor w \
2195                -justify left \
2196                -font font_uibold
2197        scrollbar $w.m.sby -command [list $w.m.t yview]
2198        pack $w.m.l1 -side top -fill x
2199        pack $w.m.l2 -side bottom -fill x
2200        pack $w.m.sby -side right -fill y
2201        pack $w.m.t -side left -fill both -expand 1
2202        pack $w.m -side top -fill both -expand 1 -padx 5 -pady 10
2203
2204        $w.m.t insert 1.0 $msg
2205        $w.m.t conf -state disabled
2206
2207        button $w.ok -text OK \
2208                -width 15 \
2209                -font font_ui \
2210                -command "destroy $w"
2211        pack $w.ok -side bottom -anchor e -pady 10 -padx 10
2212
2213        bind $w <Visibility> "grab $w; focus $w"
2214        bind $w <Key-Return> "destroy $w"
2215        wm title $w "[appname] ([reponame]): error"
2216        tkwait window $w
2217}
2218
2219set next_console_id 0
2220
2221proc new_console {short_title long_title} {
2222        global next_console_id console_data
2223        set w .console[incr next_console_id]
2224        set console_data($w) [list $short_title $long_title]
2225        return [console_init $w]
2226}
2227
2228proc console_init {w} {
2229        global console_cr console_data M1B
2230
2231        set console_cr($w) 1.0
2232        toplevel $w
2233        frame $w.m
2234        label $w.m.l1 -text "[lindex $console_data($w) 1]:" \
2235                -anchor w \
2236                -justify left \
2237                -font font_uibold
2238        text $w.m.t \
2239                -background white -borderwidth 1 \
2240                -relief sunken \
2241                -width 80 -height 10 \
2242                -font font_diff \
2243                -state disabled \
2244                -yscrollcommand [list $w.m.sby set]
2245        label $w.m.s -text {Working... please wait...} \
2246                -anchor w \
2247                -justify left \
2248                -font font_uibold
2249        scrollbar $w.m.sby -command [list $w.m.t yview]
2250        pack $w.m.l1 -side top -fill x
2251        pack $w.m.s -side bottom -fill x
2252        pack $w.m.sby -side right -fill y
2253        pack $w.m.t -side left -fill both -expand 1
2254        pack $w.m -side top -fill both -expand 1 -padx 5 -pady 10
2255
2256        menu $w.ctxm -tearoff 0
2257        $w.ctxm add command -label "Copy" \
2258                -font font_ui \
2259                -command "tk_textCopy $w.m.t"
2260        $w.ctxm add command -label "Select All" \
2261                -font font_ui \
2262                -command "$w.m.t tag add sel 0.0 end"
2263        $w.ctxm add command -label "Copy All" \
2264                -font font_ui \
2265                -command "
2266                        $w.m.t tag add sel 0.0 end
2267                        tk_textCopy $w.m.t
2268                        $w.m.t tag remove sel 0.0 end
2269                "
2270
2271        button $w.ok -text {Close} \
2272                -font font_ui \
2273                -state disabled \
2274                -command "destroy $w"
2275        pack $w.ok -side bottom -anchor e -pady 10 -padx 10
2276
2277        bind_button3 $w.m.t "tk_popup $w.ctxm %X %Y"
2278        bind $w.m.t <$M1B-Key-a> "$w.m.t tag add sel 0.0 end;break"
2279        bind $w.m.t <$M1B-Key-A> "$w.m.t tag add sel 0.0 end;break"
2280        bind $w <Visibility> "focus $w"
2281        wm title $w "[appname] ([reponame]): [lindex $console_data($w) 0]"
2282        return $w
2283}
2284
2285proc console_exec {w cmd {after {}}} {
2286        # -- Windows tosses the enviroment when we exec our child.
2287        #    But most users need that so we have to relogin. :-(
2288        #
2289        if {[is_Windows]} {
2290                set cmd [list sh --login -c "cd \"[pwd]\" && [join $cmd { }]"]
2291        }
2292
2293        # -- Tcl won't let us redirect both stdout and stderr to
2294        #    the same pipe.  So pass it through cat...
2295        #
2296        set cmd [concat | $cmd |& cat]
2297
2298        set fd_f [open $cmd r]
2299        fconfigure $fd_f -blocking 0 -translation binary
2300        fileevent $fd_f readable [list console_read $w $fd_f $after]
2301}
2302
2303proc console_read {w fd after} {
2304        global console_cr console_data
2305
2306        set buf [read $fd]
2307        if {$buf ne {}} {
2308                if {![winfo exists $w]} {console_init $w}
2309                $w.m.t conf -state normal
2310                set c 0
2311                set n [string length $buf]
2312                while {$c < $n} {
2313                        set cr [string first "\r" $buf $c]
2314                        set lf [string first "\n" $buf $c]
2315                        if {$cr < 0} {set cr [expr {$n + 1}]}
2316                        if {$lf < 0} {set lf [expr {$n + 1}]}
2317
2318                        if {$lf < $cr} {
2319                                $w.m.t insert end [string range $buf $c $lf]
2320                                set console_cr($w) [$w.m.t index {end -1c}]
2321                                set c $lf
2322                                incr c
2323                        } else {
2324                                $w.m.t delete $console_cr($w) end
2325                                $w.m.t insert end "\n"
2326                                $w.m.t insert end [string range $buf $c $cr]
2327                                set c $cr
2328                                incr c
2329                        }
2330                }
2331                $w.m.t conf -state disabled
2332                $w.m.t see end
2333        }
2334
2335        fconfigure $fd -blocking 1
2336        if {[eof $fd]} {
2337                if {[catch {close $fd}]} {
2338                        if {![winfo exists $w]} {console_init $w}
2339                        $w.m.s conf -background red -text {Error: Command Failed}
2340                        $w.ok conf -state normal
2341                        set ok 0
2342                } elseif {[winfo exists $w]} {
2343                        $w.m.s conf -background green -text {Success}
2344                        $w.ok conf -state normal
2345                        set ok 1
2346                }
2347                array unset console_cr $w
2348                array unset console_data $w
2349                if {$after ne {}} {
2350                        uplevel #0 $after $ok
2351                }
2352                return
2353        }
2354        fconfigure $fd -blocking 0
2355}
2356
2357######################################################################
2358##
2359## ui commands
2360
2361set starting_gitk_msg {Starting gitk... please wait...}
2362
2363proc do_gitk {revs} {
2364        global ui_status_value starting_gitk_msg
2365
2366        set cmd gitk
2367        if {$revs ne {}} {
2368                append cmd { }
2369                append cmd $revs
2370        }
2371        if {[is_Windows]} {
2372                set cmd "sh -c \"exec $cmd\""
2373        }
2374        append cmd { &}
2375
2376        if {[catch {eval exec $cmd} err]} {
2377                error_popup "Failed to start gitk:\n\n$err"
2378        } else {
2379                set ui_status_value $starting_gitk_msg
2380                after 10000 {
2381                        if {$ui_status_value eq $starting_gitk_msg} {
2382                                set ui_status_value {Ready.}
2383                        }
2384                }
2385        }
2386}
2387
2388proc do_gc {} {
2389        set w [new_console {gc} {Compressing the object database}]
2390        console_exec $w {git gc}
2391}
2392
2393proc do_fsck_objects {} {
2394        set w [new_console {fsck-objects} \
2395                {Verifying the object database with fsck-objects}]
2396        set cmd [list git fsck-objects]
2397        lappend cmd --full
2398        lappend cmd --cache
2399        lappend cmd --strict
2400        console_exec $w $cmd
2401}
2402
2403set is_quitting 0
2404
2405proc do_quit {} {
2406        global ui_comm is_quitting repo_config commit_type
2407
2408        if {$is_quitting} return
2409        set is_quitting 1
2410
2411        # -- Stash our current commit buffer.
2412        #
2413        set save [gitdir GITGUI_MSG]
2414        set msg [string trim [$ui_comm get 0.0 end]]
2415        if {![string match amend* $commit_type]
2416                && [$ui_comm edit modified]
2417                && $msg ne {}} {
2418                catch {
2419                        set fd [open $save w]
2420                        puts $fd [string trim [$ui_comm get 0.0 end]]
2421                        close $fd
2422                }
2423        } else {
2424                catch {file delete $save}
2425        }
2426
2427        # -- Stash our current window geometry into this repository.
2428        #
2429        set cfg_geometry [list]
2430        lappend cfg_geometry [wm geometry .]
2431        lappend cfg_geometry [lindex [.vpane sash coord 0] 1]
2432        lappend cfg_geometry [lindex [.vpane.files sash coord 0] 0]
2433        if {[catch {set rc_geometry $repo_config(gui.geometry)}]} {
2434                set rc_geometry {}
2435        }
2436        if {$cfg_geometry ne $rc_geometry} {
2437                catch {exec git repo-config gui.geometry $cfg_geometry}
2438        }
2439
2440        destroy .
2441}
2442
2443proc do_rescan {} {
2444        rescan {set ui_status_value {Ready.}}
2445}
2446
2447proc unstage_helper {txt paths} {
2448        global file_states current_diff
2449
2450        if {![lock_index begin-update]} return
2451
2452        set pathList [list]
2453        set after {}
2454        foreach path $paths {
2455                switch -glob -- [lindex $file_states($path) 0] {
2456                A? -
2457                M? -
2458                D? {
2459                        lappend pathList $path
2460                        if {$path eq $current_diff} {
2461                                set after {reshow_diff;}
2462                        }
2463                }
2464                }
2465        }
2466        if {$pathList eq {}} {
2467                unlock_index
2468        } else {
2469                update_indexinfo \
2470                        $txt \
2471                        $pathList \
2472                        [concat $after {set ui_status_value {Ready.}}]
2473        }
2474}
2475
2476proc do_unstage_selection {} {
2477        global current_diff selected_paths
2478
2479        if {[array size selected_paths] > 0} {
2480                unstage_helper \
2481                        {Unstaging selected files from commit} \
2482                        [array names selected_paths]
2483        } elseif {$current_diff ne {}} {
2484                unstage_helper \
2485                        "Unstaging [short_path $current_diff] from commit" \
2486                        [list $current_diff]
2487        }
2488}
2489
2490proc add_helper {txt paths} {
2491        global file_states current_diff
2492
2493        if {![lock_index begin-update]} return
2494
2495        set pathList [list]
2496        set after {}
2497        foreach path $paths {
2498                switch -glob -- [lindex $file_states($path) 0] {
2499                _O -
2500                ?M -
2501                ?D -
2502                U? {
2503                        lappend pathList $path
2504                        if {$path eq $current_diff} {
2505                                set after {reshow_diff;}
2506                        }
2507                }
2508                }
2509        }
2510        if {$pathList eq {}} {
2511                unlock_index
2512        } else {
2513                update_index \
2514                        $txt \
2515                        $pathList \
2516                        [concat $after {set ui_status_value {Ready to commit.}}]
2517        }
2518}
2519
2520proc do_add_selection {} {
2521        global current_diff selected_paths
2522
2523        if {[array size selected_paths] > 0} {
2524                add_helper \
2525                        {Adding selected files} \
2526                        [array names selected_paths]
2527        } elseif {$current_diff ne {}} {
2528                add_helper \
2529                        "Adding [short_path $current_diff]" \
2530                        [list $current_diff]
2531        }
2532}
2533
2534proc do_add_all {} {
2535        global file_states
2536
2537        set paths [list]
2538        foreach path [array names file_states] {
2539                switch -glob -- [lindex $file_states($path) 0] {
2540                U? {continue}
2541                ?M -
2542                ?D {lappend paths $path}
2543                }
2544        }
2545        add_helper {Adding all changed files} $paths
2546}
2547
2548proc revert_helper {txt paths} {
2549        global file_states current_diff
2550
2551        if {![lock_index begin-update]} return
2552
2553        set pathList [list]
2554        set after {}
2555        foreach path $paths {
2556                switch -glob -- [lindex $file_states($path) 0] {
2557                U? {continue}
2558                ?M -
2559                ?D {
2560                        lappend pathList $path
2561                        if {$path eq $current_diff} {
2562                                set after {reshow_diff;}
2563                        }
2564                }
2565                }
2566        }
2567
2568        set n [llength $pathList]
2569        if {$n == 0} {
2570                unlock_index
2571                return
2572        } elseif {$n == 1} {
2573                set s "[short_path [lindex $pathList]]"
2574        } else {
2575                set s "these $n files"
2576        }
2577
2578        set reply [tk_dialog \
2579                .confirm_revert \
2580                "[appname] ([reponame])" \
2581                "Revert changes in $s?
2582
2583Any unadded changes will be permanently lost by the revert." \
2584                question \
2585                1 \
2586                {Do Nothing} \
2587                {Revert Changes} \
2588                ]
2589        if {$reply == 1} {
2590                checkout_index \
2591                        $txt \
2592                        $pathList \
2593                        [concat $after {set ui_status_value {Ready.}}]
2594        } else {
2595                unlock_index
2596        }
2597}
2598
2599proc do_revert_selection {} {
2600        global current_diff selected_paths
2601
2602        if {[array size selected_paths] > 0} {
2603                revert_helper \
2604                        {Reverting selected files} \
2605                        [array names selected_paths]
2606        } elseif {$current_diff ne {}} {
2607                revert_helper \
2608                        "Reverting [short_path $current_diff]" \
2609                        [list $current_diff]
2610        }
2611}
2612
2613proc do_signoff {} {
2614        global ui_comm
2615
2616        set me [committer_ident]
2617        if {$me eq {}} return
2618
2619        set sob "Signed-off-by: $me"
2620        set last [$ui_comm get {end -1c linestart} {end -1c}]
2621        if {$last ne $sob} {
2622                $ui_comm edit separator
2623                if {$last ne {}
2624                        && ![regexp {^[A-Z][A-Za-z]*-[A-Za-z-]+: *} $last]} {
2625                        $ui_comm insert end "\n"
2626                }
2627                $ui_comm insert end "\n$sob"
2628                $ui_comm edit separator
2629                $ui_comm see end
2630        }
2631}
2632
2633proc do_select_commit_type {} {
2634        global commit_type selected_commit_type
2635
2636        if {$selected_commit_type eq {new}
2637                && [string match amend* $commit_type]} {
2638                create_new_commit
2639        } elseif {$selected_commit_type eq {amend}
2640                && ![string match amend* $commit_type]} {
2641                load_last_commit
2642
2643                # The amend request was rejected...
2644                #
2645                if {![string match amend* $commit_type]} {
2646                        set selected_commit_type new
2647                }
2648        }
2649}
2650
2651proc do_commit {} {
2652        commit_tree
2653}
2654
2655proc do_about {} {
2656        global appvers copyright
2657        global tcl_patchLevel tk_patchLevel
2658
2659        set w .about_dialog
2660        toplevel $w
2661        wm geometry $w "+[winfo rootx .]+[winfo rooty .]"
2662
2663        label $w.header -text "About [appname]" \
2664                -font font_uibold
2665        pack $w.header -side top -fill x
2666
2667        frame $w.buttons
2668        button $w.buttons.close -text {Close} \
2669                -font font_ui \
2670                -command [list destroy $w]
2671        pack $w.buttons.close -side right
2672        pack $w.buttons -side bottom -fill x -pady 10 -padx 10
2673
2674        label $w.desc \
2675                -text "[appname] - a commit creation tool for Git.
2676$copyright" \
2677                -padx 5 -pady 5 \
2678                -justify left \
2679                -anchor w \
2680                -borderwidth 1 \
2681                -relief solid \
2682                -font font_ui
2683        pack $w.desc -side top -fill x -padx 5 -pady 5
2684
2685        set v {}
2686        append v "[appname] version $appvers\n"
2687        append v "[exec git version]\n"
2688        append v "\n"
2689        if {$tcl_patchLevel eq $tk_patchLevel} {
2690                append v "Tcl/Tk version $tcl_patchLevel"
2691        } else {
2692                append v "Tcl version $tcl_patchLevel"
2693                append v ", Tk version $tk_patchLevel"
2694        }
2695
2696        label $w.vers \
2697                -text $v \
2698                -padx 5 -pady 5 \
2699                -justify left \
2700                -anchor w \
2701                -borderwidth 1 \
2702                -relief solid \
2703                -font font_ui
2704        pack $w.vers -side top -fill x -padx 5 -pady 5
2705
2706        menu $w.ctxm -tearoff 0
2707        $w.ctxm add command \
2708                -label {Copy} \
2709                -font font_ui \
2710                -command "
2711                clipboard clear
2712                clipboard append -format STRING -type STRING -- \[$w.vers cget -text\]
2713        "
2714
2715        bind $w <Visibility> "grab $w; focus $w"
2716        bind $w <Key-Escape> "destroy $w"
2717        bind_button3 $w.vers "tk_popup $w.ctxm %X %Y; grab $w; focus $w"
2718        wm title $w "About [appname]"
2719        tkwait window $w
2720}
2721
2722proc do_options {} {
2723        global repo_config global_config font_descs
2724        global repo_config_new global_config_new
2725
2726        array unset repo_config_new
2727        array unset global_config_new
2728        foreach name [array names repo_config] {
2729                set repo_config_new($name) $repo_config($name)
2730        }
2731        load_config 1
2732        foreach name [array names repo_config] {
2733                switch -- $name {
2734                gui.diffcontext {continue}
2735                }
2736                set repo_config_new($name) $repo_config($name)
2737        }
2738        foreach name [array names global_config] {
2739                set global_config_new($name) $global_config($name)
2740        }
2741
2742        set w .options_editor
2743        toplevel $w
2744        wm geometry $w "+[winfo rootx .]+[winfo rooty .]"
2745
2746        label $w.header -text "[appname] Options" \
2747                -font font_uibold
2748        pack $w.header -side top -fill x
2749
2750        frame $w.buttons
2751        button $w.buttons.restore -text {Restore Defaults} \
2752                -font font_ui \
2753                -command do_restore_defaults
2754        pack $w.buttons.restore -side left
2755        button $w.buttons.save -text Save \
2756                -font font_ui \
2757                -command [list do_save_config $w]
2758        pack $w.buttons.save -side right
2759        button $w.buttons.cancel -text {Cancel} \
2760                -font font_ui \
2761                -command [list destroy $w]
2762        pack $w.buttons.cancel -side right -padx 5
2763        pack $w.buttons -side bottom -fill x -pady 10 -padx 10
2764
2765        labelframe $w.repo -text "[reponame] Repository" \
2766                -font font_ui \
2767                -relief raised -borderwidth 2
2768        labelframe $w.global -text {Global (All Repositories)} \
2769                -font font_ui \
2770                -relief raised -borderwidth 2
2771        pack $w.repo -side left -fill both -expand 1 -pady 5 -padx 5
2772        pack $w.global -side right -fill both -expand 1 -pady 5 -padx 5
2773
2774        foreach option {
2775                {b partialinclude {Allow Partially Added Files}}
2776                {b pullsummary {Show Pull Summary}}
2777                {b trustmtime  {Trust File Modification Timestamps}}
2778                {i diffcontext {Number of Diff Context Lines}}
2779                } {
2780                set type [lindex $option 0]
2781                set name [lindex $option 1]
2782                set text [lindex $option 2]
2783                foreach f {repo global} {
2784                        switch $type {
2785                        b {
2786                                checkbutton $w.$f.$name -text $text \
2787                                        -variable ${f}_config_new(gui.$name) \
2788                                        -onvalue true \
2789                                        -offvalue false \
2790                                        -font font_ui
2791                                pack $w.$f.$name -side top -anchor w
2792                        }
2793                        i {
2794                                frame $w.$f.$name
2795                                label $w.$f.$name.l -text "$text:" -font font_ui
2796                                pack $w.$f.$name.l -side left -anchor w -fill x
2797                                spinbox $w.$f.$name.v \
2798                                        -textvariable ${f}_config_new(gui.$name) \
2799                                        -from 1 -to 99 -increment 1 \
2800                                        -width 3 \
2801                                        -font font_ui
2802                                pack $w.$f.$name.v -side right -anchor e
2803                                pack $w.$f.$name -side top -anchor w -fill x
2804                        }
2805                        }
2806                }
2807        }
2808
2809        set all_fonts [lsort [font families]]
2810        foreach option $font_descs {
2811                set name [lindex $option 0]
2812                set font [lindex $option 1]
2813                set text [lindex $option 2]
2814
2815                set global_config_new(gui.$font^^family) \
2816                        [font configure $font -family]
2817                set global_config_new(gui.$font^^size) \
2818                        [font configure $font -size]
2819
2820                frame $w.global.$name
2821                label $w.global.$name.l -text "$text:" -font font_ui
2822                pack $w.global.$name.l -side left -anchor w -fill x
2823                eval tk_optionMenu $w.global.$name.family \
2824                        global_config_new(gui.$font^^family) \
2825                        $all_fonts
2826                spinbox $w.global.$name.size \
2827                        -textvariable global_config_new(gui.$font^^size) \
2828                        -from 2 -to 80 -increment 1 \
2829                        -width 3 \
2830                        -font font_ui
2831                pack $w.global.$name.size -side right -anchor e
2832                pack $w.global.$name.family -side right -anchor e
2833                pack $w.global.$name -side top -anchor w -fill x
2834        }
2835
2836        bind $w <Visibility> "grab $w; focus $w"
2837        bind $w <Key-Escape> "destroy $w"
2838        wm title $w "[appname] ([reponame]): Options"
2839        tkwait window $w
2840}
2841
2842proc do_restore_defaults {} {
2843        global font_descs default_config repo_config
2844        global repo_config_new global_config_new
2845
2846        foreach name [array names default_config] {
2847                set repo_config_new($name) $default_config($name)
2848                set global_config_new($name) $default_config($name)
2849        }
2850
2851        foreach option $font_descs {
2852                set name [lindex $option 0]
2853                set repo_config(gui.$name) $default_config(gui.$name)
2854        }
2855        apply_config
2856
2857        foreach option $font_descs {
2858                set name [lindex $option 0]
2859                set font [lindex $option 1]
2860                set global_config_new(gui.$font^^family) \
2861                        [font configure $font -family]
2862                set global_config_new(gui.$font^^size) \
2863                        [font configure $font -size]
2864        }
2865}
2866
2867proc do_save_config {w} {
2868        if {[catch {save_config} err]} {
2869                error_popup "Failed to completely save options:\n\n$err"
2870        }
2871        reshow_diff
2872        destroy $w
2873}
2874
2875proc do_windows_shortcut {} {
2876        global argv0
2877
2878        if {[catch {
2879                set desktop [exec cygpath \
2880                        --windows \
2881                        --absolute \
2882                        --long-name \
2883                        --desktop]
2884                }]} {
2885                        set desktop .
2886        }
2887        set fn [tk_getSaveFile \
2888                -parent . \
2889                -title "[appname] ([reponame]): Create Desktop Icon" \
2890                -initialdir $desktop \
2891                -initialfile "Git [reponame].bat"]
2892        if {$fn != {}} {
2893                if {[catch {
2894                                set fd [open $fn w]
2895                                set sh [exec cygpath \
2896                                        --windows \
2897                                        --absolute \
2898                                        /bin/sh]
2899                                set me [exec cygpath \
2900                                        --unix \
2901                                        --absolute \
2902                                        $argv0]
2903                                set gd [exec cygpath \
2904                                        --unix \
2905                                        --absolute \
2906                                        [gitdir]]
2907                                set gw [exec cygpath \
2908                                        --windows \
2909                                        --absolute \
2910                                        [file dirname [gitdir]]]
2911                                regsub -all ' $me "'\\''" me
2912                                regsub -all ' $gd "'\\''" gd
2913                                puts $fd "@ECHO Entering $gw"
2914                                puts $fd "@ECHO Starting git-gui... please wait..."
2915                                puts -nonewline $fd "@\"$sh\" --login -c \""
2916                                puts -nonewline $fd "GIT_DIR='$gd'"
2917                                puts -nonewline $fd " '$me'"
2918                                puts $fd "&\""
2919                                close $fd
2920                        } err]} {
2921                        error_popup "Cannot write script:\n\n$err"
2922                }
2923        }
2924}
2925
2926proc do_macosx_app {} {
2927        global argv0 env
2928
2929        set fn [tk_getSaveFile \
2930                -parent . \
2931                -title "[appname] ([reponame]): Create Desktop Icon" \
2932                -initialdir [file join $env(HOME) Desktop] \
2933                -initialfile "Git [reponame].app"]
2934        if {$fn != {}} {
2935                if {[catch {
2936                                set Contents [file join $fn Contents]
2937                                set MacOS [file join $Contents MacOS]
2938                                set exe [file join $MacOS git-gui]
2939
2940                                file mkdir $MacOS
2941
2942                                set fd [open [file join $Contents Info.plist] w]
2943                                puts $fd {<?xml version="1.0" encoding="UTF-8"?>
2944<!DOCTYPE plist PUBLIC "-//Apple Computer//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
2945<plist version="1.0">
2946<dict>
2947        <key>CFBundleDevelopmentRegion</key>
2948        <string>English</string>
2949        <key>CFBundleExecutable</key>
2950        <string>git-gui</string>
2951        <key>CFBundleIdentifier</key>
2952        <string>org.spearce.git-gui</string>
2953        <key>CFBundleInfoDictionaryVersion</key>
2954        <string>6.0</string>
2955        <key>CFBundlePackageType</key>
2956        <string>APPL</string>
2957        <key>CFBundleSignature</key>
2958        <string>????</string>
2959        <key>CFBundleVersion</key>
2960        <string>1.0</string>
2961        <key>NSPrincipalClass</key>
2962        <string>NSApplication</string>
2963</dict>
2964</plist>}
2965                                close $fd
2966
2967                                set fd [open $exe w]
2968                                set gd [file normalize [gitdir]]
2969                                set ep [file normalize [exec git --exec-path]]
2970                                regsub -all ' $gd "'\\''" gd
2971                                regsub -all ' $ep "'\\''" ep
2972                                puts $fd "#!/bin/sh"
2973                                foreach name [array names env] {
2974                                        if {[string match GIT_* $name]} {
2975                                                regsub -all ' $env($name) "'\\''" v
2976                                                puts $fd "export $name='$v'"
2977                                        }
2978                                }
2979                                puts $fd "export PATH='$ep':\$PATH"
2980                                puts $fd "export GIT_DIR='$gd'"
2981                                puts $fd "exec [file normalize $argv0]"
2982                                close $fd
2983
2984                                file attributes $exe -permissions u+x,g+x,o+x
2985                        } err]} {
2986                        error_popup "Cannot write icon:\n\n$err"
2987                }
2988        }
2989}
2990
2991proc toggle_or_diff {w x y} {
2992        global file_states file_lists current_diff ui_index ui_workdir
2993        global last_clicked selected_paths
2994
2995        set pos [split [$w index @$x,$y] .]
2996        set lno [lindex $pos 0]
2997        set col [lindex $pos 1]
2998        set path [lindex $file_lists($w) [expr {$lno - 1}]]
2999        if {$path eq {}} {
3000                set last_clicked {}
3001                return
3002        }
3003
3004        set last_clicked [list $w $lno]
3005        array unset selected_paths
3006        $ui_index tag remove in_sel 0.0 end
3007        $ui_workdir tag remove in_sel 0.0 end
3008
3009        if {$col == 0} {
3010                if {$current_diff eq $path} {
3011                        set after {reshow_diff;}
3012                } else {
3013                        set after {}
3014                }
3015                if {$w eq $ui_index} {
3016                        update_indexinfo \
3017                                "Unstaging [short_path $path] from commit" \
3018                                [list $path] \
3019                                [concat $after {set ui_status_value {Ready.}}]
3020                } elseif {$w eq $ui_workdir} {
3021                        update_index \
3022                                "Adding [short_path $path]" \
3023                                [list $path] \
3024                                [concat $after {set ui_status_value {Ready.}}]
3025                }
3026        } else {
3027                show_diff $path $w $lno
3028        }
3029}
3030
3031proc add_one_to_selection {w x y} {
3032        global file_lists last_clicked selected_paths
3033
3034        set lno [lindex [split [$w index @$x,$y] .] 0]
3035        set path [lindex $file_lists($w) [expr {$lno - 1}]]
3036        if {$path eq {}} {
3037                set last_clicked {}
3038                return
3039        }
3040
3041        if {$last_clicked ne {}
3042                && [lindex $last_clicked 0] ne $w} {
3043                array unset selected_paths
3044                [lindex $last_clicked 0] tag remove in_sel 0.0 end
3045        }
3046
3047        set last_clicked [list $w $lno]
3048        if {[catch {set in_sel $selected_paths($path)}]} {
3049                set in_sel 0
3050        }
3051        if {$in_sel} {
3052                unset selected_paths($path)
3053                $w tag remove in_sel $lno.0 [expr {$lno + 1}].0
3054        } else {
3055                set selected_paths($path) 1
3056                $w tag add in_sel $lno.0 [expr {$lno + 1}].0
3057        }
3058}
3059
3060proc add_range_to_selection {w x y} {
3061        global file_lists last_clicked selected_paths
3062
3063        if {[lindex $last_clicked 0] ne $w} {
3064                toggle_or_diff $w $x $y
3065                return
3066        }
3067
3068        set lno [lindex [split [$w index @$x,$y] .] 0]
3069        set lc [lindex $last_clicked 1]
3070        if {$lc < $lno} {
3071                set begin $lc
3072                set end $lno
3073        } else {
3074                set begin $lno
3075                set end $lc
3076        }
3077
3078        foreach path [lrange $file_lists($w) \
3079                [expr {$begin - 1}] \
3080                [expr {$end - 1}]] {
3081                set selected_paths($path) 1
3082        }
3083        $w tag add in_sel $begin.0 [expr {$end + 1}].0
3084}
3085
3086######################################################################
3087##
3088## config defaults
3089
3090set cursor_ptr arrow
3091font create font_diff -family Courier -size 10
3092font create font_ui
3093catch {
3094        label .dummy
3095        eval font configure font_ui [font actual [.dummy cget -font]]
3096        destroy .dummy
3097}
3098
3099font create font_uibold
3100font create font_diffbold
3101
3102if {[is_Windows]} {
3103        set M1B Control
3104        set M1T Ctrl
3105} elseif {[is_MacOSX]} {
3106        set M1B M1
3107        set M1T Cmd
3108} else {
3109        set M1B M1
3110        set M1T M1
3111}
3112
3113proc apply_config {} {
3114        global repo_config font_descs
3115
3116        foreach option $font_descs {
3117                set name [lindex $option 0]
3118                set font [lindex $option 1]
3119                if {[catch {
3120                        foreach {cn cv} $repo_config(gui.$name) {
3121                                font configure $font $cn $cv
3122                        }
3123                        } err]} {
3124                        error_popup "Invalid font specified in gui.$name:\n\n$err"
3125                }
3126                foreach {cn cv} [font configure $font] {
3127                        font configure ${font}bold $cn $cv
3128                }
3129                font configure ${font}bold -weight bold
3130        }
3131}
3132
3133set default_config(gui.trustmtime) false
3134set default_config(gui.pullsummary) true
3135set default_config(gui.partialinclude) false
3136set default_config(gui.diffcontext) 5
3137set default_config(gui.fontui) [font configure font_ui]
3138set default_config(gui.fontdiff) [font configure font_diff]
3139set font_descs {
3140        {fontui   font_ui   {Main Font}}
3141        {fontdiff font_diff {Diff/Console Font}}
3142}
3143load_config 0
3144apply_config
3145
3146######################################################################
3147##
3148## ui construction
3149
3150# -- Menu Bar
3151#
3152menu .mbar -tearoff 0
3153.mbar add cascade -label Repository -menu .mbar.repository
3154.mbar add cascade -label Edit -menu .mbar.edit
3155if {!$single_commit} {
3156        .mbar add cascade -label Branch -menu .mbar.branch
3157}
3158.mbar add cascade -label Commit -menu .mbar.commit
3159if {!$single_commit} {
3160        .mbar add cascade -label Fetch -menu .mbar.fetch
3161        .mbar add cascade -label Pull -menu .mbar.pull
3162        .mbar add cascade -label Push -menu .mbar.push
3163}
3164. configure -menu .mbar
3165
3166# -- Repository Menu
3167#
3168menu .mbar.repository
3169.mbar.repository add command \
3170        -label {Visualize Current Branch} \
3171        -command {do_gitk {}} \
3172        -font font_ui
3173if {![is_MacOSX]} {
3174        .mbar.repository add command \
3175                -label {Visualize All Branches} \
3176                -command {do_gitk {--all}} \
3177                -font font_ui
3178}
3179.mbar.repository add separator
3180
3181if {!$single_commit} {
3182        .mbar.repository add command -label {Compress Database} \
3183                -command do_gc \
3184                -font font_ui
3185
3186        .mbar.repository add command -label {Verify Database} \
3187                -command do_fsck_objects \
3188                -font font_ui
3189
3190        .mbar.repository add separator
3191
3192        if {[is_Windows]} {
3193                .mbar.repository add command \
3194                        -label {Create Desktop Icon} \
3195                        -command do_windows_shortcut \
3196                        -font font_ui
3197        } elseif {[is_MacOSX]} {
3198                .mbar.repository add command \
3199                        -label {Create Desktop Icon} \
3200                        -command do_macosx_app \
3201                        -font font_ui
3202        }
3203}
3204
3205.mbar.repository add command -label Quit \
3206        -command do_quit \
3207        -accelerator $M1T-Q \
3208        -font font_ui
3209
3210# -- Edit Menu
3211#
3212menu .mbar.edit
3213.mbar.edit add command -label Undo \
3214        -command {catch {[focus] edit undo}} \
3215        -accelerator $M1T-Z \
3216        -font font_ui
3217.mbar.edit add command -label Redo \
3218        -command {catch {[focus] edit redo}} \
3219        -accelerator $M1T-Y \
3220        -font font_ui
3221.mbar.edit add separator
3222.mbar.edit add command -label Cut \
3223        -command {catch {tk_textCut [focus]}} \
3224        -accelerator $M1T-X \
3225        -font font_ui
3226.mbar.edit add command -label Copy \
3227        -command {catch {tk_textCopy [focus]}} \
3228        -accelerator $M1T-C \
3229        -font font_ui
3230.mbar.edit add command -label Paste \
3231        -command {catch {tk_textPaste [focus]; [focus] see insert}} \
3232        -accelerator $M1T-V \
3233        -font font_ui
3234.mbar.edit add command -label Delete \
3235        -command {catch {[focus] delete sel.first sel.last}} \
3236        -accelerator Del \
3237        -font font_ui
3238.mbar.edit add separator
3239.mbar.edit add command -label {Select All} \
3240        -command {catch {[focus] tag add sel 0.0 end}} \
3241        -accelerator $M1T-A \
3242        -font font_ui
3243
3244# -- Branch Menu
3245#
3246if {!$single_commit} {
3247        menu .mbar.branch
3248
3249        .mbar.branch add command -label {Create...} \
3250                -command do_create_branch \
3251                -accelerator $M1T-N \
3252                -font font_ui
3253        lappend disable_on_lock [list .mbar.branch entryconf \
3254                [.mbar.branch index last] -state]
3255
3256        .mbar.branch add command -label {Delete...} \
3257                -command do_delete_branch \
3258                -font font_ui
3259        lappend disable_on_lock [list .mbar.branch entryconf \
3260                [.mbar.branch index last] -state]
3261}
3262
3263# -- Commit Menu
3264#
3265menu .mbar.commit
3266
3267.mbar.commit add radiobutton \
3268        -label {New Commit} \
3269        -command do_select_commit_type \
3270        -variable selected_commit_type \
3271        -value new \
3272        -font font_ui
3273lappend disable_on_lock \
3274        [list .mbar.commit entryconf [.mbar.commit index last] -state]
3275
3276.mbar.commit add radiobutton \
3277        -label {Amend Last Commit} \
3278        -command do_select_commit_type \
3279        -variable selected_commit_type \
3280        -value amend \
3281        -font font_ui
3282lappend disable_on_lock \
3283        [list .mbar.commit entryconf [.mbar.commit index last] -state]
3284
3285.mbar.commit add separator
3286
3287.mbar.commit add command -label Rescan \
3288        -command do_rescan \
3289        -accelerator F5 \
3290        -font font_ui
3291lappend disable_on_lock \
3292        [list .mbar.commit entryconf [.mbar.commit index last] -state]
3293
3294.mbar.commit add command -label {Add To Commit} \
3295        -command do_add_selection \
3296        -font font_ui
3297lappend disable_on_lock \
3298        [list .mbar.commit entryconf [.mbar.commit index last] -state]
3299
3300.mbar.commit add command -label {Add All To Commit} \
3301        -command do_add_all \
3302        -accelerator $M1T-I \
3303        -font font_ui
3304lappend disable_on_lock \
3305        [list .mbar.commit entryconf [.mbar.commit index last] -state]
3306
3307.mbar.commit add command -label {Unstage From Commit} \
3308        -command do_unstage_selection \
3309        -font font_ui
3310lappend disable_on_lock \
3311        [list .mbar.commit entryconf [.mbar.commit index last] -state]
3312
3313.mbar.commit add command -label {Revert Changes} \
3314        -command do_revert_selection \
3315        -font font_ui
3316lappend disable_on_lock \
3317        [list .mbar.commit entryconf [.mbar.commit index last] -state]
3318
3319.mbar.commit add separator
3320
3321.mbar.commit add command -label {Sign Off} \
3322        -command do_signoff \
3323        -accelerator $M1T-S \
3324        -font font_ui
3325
3326.mbar.commit add command -label Commit \
3327        -command do_commit \
3328        -accelerator $M1T-Return \
3329        -font font_ui
3330lappend disable_on_lock \
3331        [list .mbar.commit entryconf [.mbar.commit index last] -state]
3332
3333# -- Transport menus
3334#
3335if {!$single_commit} {
3336        menu .mbar.fetch
3337        menu .mbar.pull
3338        menu .mbar.push
3339}
3340
3341if {[is_MacOSX]} {
3342        # -- Apple Menu (Mac OS X only)
3343        #
3344        .mbar add cascade -label Apple -menu .mbar.apple
3345        menu .mbar.apple
3346
3347        .mbar.apple add command -label "About [appname]" \
3348                -command do_about \
3349                -font font_ui
3350        .mbar.apple add command -label "[appname] Options..." \
3351                -command do_options \
3352                -font font_ui
3353} else {
3354        # -- Edit Menu
3355        #
3356        .mbar.edit add separator
3357        .mbar.edit add command -label {Options...} \
3358                -command do_options \
3359                -font font_ui
3360
3361        # -- Tools Menu
3362        #
3363        if {[file exists /usr/local/miga/lib/gui-miga]
3364                && [file exists .pvcsrc]} {
3365        proc do_miga {} {
3366                global ui_status_value
3367                if {![lock_index update]} return
3368                set cmd [list sh --login -c "/usr/local/miga/lib/gui-miga \"[pwd]\""]
3369                set miga_fd [open "|$cmd" r]
3370                fconfigure $miga_fd -blocking 0
3371                fileevent $miga_fd readable [list miga_done $miga_fd]
3372                set ui_status_value {Running miga...}
3373        }
3374        proc miga_done {fd} {
3375                read $fd 512
3376                if {[eof $fd]} {
3377                        close $fd
3378                        unlock_index
3379                        rescan [list set ui_status_value {Ready.}]
3380                }
3381        }
3382        .mbar add cascade -label Tools -menu .mbar.tools
3383        menu .mbar.tools
3384        .mbar.tools add command -label "Migrate" \
3385                -command do_miga \
3386                -font font_ui
3387        lappend disable_on_lock \
3388                [list .mbar.tools entryconf [.mbar.tools index last] -state]
3389        }
3390
3391        # -- Help Menu
3392        #
3393        .mbar add cascade -label Help -menu .mbar.help
3394        menu .mbar.help
3395
3396        .mbar.help add command -label "About [appname]" \
3397                -command do_about \
3398                -font font_ui
3399}
3400
3401
3402# -- Branch Control
3403#
3404frame .branch \
3405        -borderwidth 1 \
3406        -relief sunken
3407label .branch.l1 \
3408        -text {Current Branch:} \
3409        -anchor w \
3410        -justify left \
3411        -font font_ui
3412label .branch.cb \
3413        -textvariable current_branch \
3414        -anchor w \
3415        -justify left \
3416        -font font_ui
3417pack .branch.l1 -side left
3418pack .branch.cb -side left -fill x
3419pack .branch -side top -fill x
3420
3421# -- Main Window Layout
3422#
3423panedwindow .vpane -orient vertical
3424panedwindow .vpane.files -orient horizontal
3425.vpane add .vpane.files -sticky nsew -height 100 -width 400
3426pack .vpane -anchor n -side top -fill both -expand 1
3427
3428# -- Index File List
3429#
3430frame .vpane.files.index -height 100 -width 400
3431label .vpane.files.index.title -text {Changes To Be Committed} \
3432        -background green \
3433        -font font_ui
3434text $ui_index -background white -borderwidth 0 \
3435        -width 40 -height 10 \
3436        -font font_ui \
3437        -cursor $cursor_ptr \
3438        -yscrollcommand {.vpane.files.index.sb set} \
3439        -state disabled
3440scrollbar .vpane.files.index.sb -command [list $ui_index yview]
3441pack .vpane.files.index.title -side top -fill x
3442pack .vpane.files.index.sb -side right -fill y
3443pack $ui_index -side left -fill both -expand 1
3444.vpane.files add .vpane.files.index -sticky nsew
3445
3446# -- Working Directory File List
3447#
3448frame .vpane.files.workdir -height 100 -width 100
3449label .vpane.files.workdir.title -text {Changed But Not Updated} \
3450        -background red \
3451        -font font_ui
3452text $ui_workdir -background white -borderwidth 0 \
3453        -width 40 -height 10 \
3454        -font font_ui \
3455        -cursor $cursor_ptr \
3456        -yscrollcommand {.vpane.files.workdir.sb set} \
3457        -state disabled
3458scrollbar .vpane.files.workdir.sb -command [list $ui_workdir yview]
3459pack .vpane.files.workdir.title -side top -fill x
3460pack .vpane.files.workdir.sb -side right -fill y
3461pack $ui_workdir -side left -fill both -expand 1
3462.vpane.files add .vpane.files.workdir -sticky nsew
3463
3464foreach i [list $ui_index $ui_workdir] {
3465        $i tag conf in_diff -font font_uibold
3466        $i tag conf in_sel \
3467                -background [$i cget -foreground] \
3468                -foreground [$i cget -background]
3469}
3470unset i
3471
3472# -- Diff and Commit Area
3473#
3474frame .vpane.lower -height 300 -width 400
3475frame .vpane.lower.commarea
3476frame .vpane.lower.diff -relief sunken -borderwidth 1
3477pack .vpane.lower.commarea -side top -fill x
3478pack .vpane.lower.diff -side bottom -fill both -expand 1
3479.vpane add .vpane.lower -stick nsew
3480
3481# -- Commit Area Buttons
3482#
3483frame .vpane.lower.commarea.buttons
3484label .vpane.lower.commarea.buttons.l -text {} \
3485        -anchor w \
3486        -justify left \
3487        -font font_ui
3488pack .vpane.lower.commarea.buttons.l -side top -fill x
3489pack .vpane.lower.commarea.buttons -side left -fill y
3490
3491button .vpane.lower.commarea.buttons.rescan -text {Rescan} \
3492        -command do_rescan \
3493        -font font_ui
3494pack .vpane.lower.commarea.buttons.rescan -side top -fill x
3495lappend disable_on_lock \
3496        {.vpane.lower.commarea.buttons.rescan conf -state}
3497
3498button .vpane.lower.commarea.buttons.incall -text {Add All} \
3499        -command do_add_all \
3500        -font font_ui
3501pack .vpane.lower.commarea.buttons.incall -side top -fill x
3502lappend disable_on_lock \
3503        {.vpane.lower.commarea.buttons.incall conf -state}
3504
3505button .vpane.lower.commarea.buttons.signoff -text {Sign Off} \
3506        -command do_signoff \
3507        -font font_ui
3508pack .vpane.lower.commarea.buttons.signoff -side top -fill x
3509
3510button .vpane.lower.commarea.buttons.commit -text {Commit} \
3511        -command do_commit \
3512        -font font_ui
3513pack .vpane.lower.commarea.buttons.commit -side top -fill x
3514lappend disable_on_lock \
3515        {.vpane.lower.commarea.buttons.commit conf -state}
3516
3517# -- Commit Message Buffer
3518#
3519frame .vpane.lower.commarea.buffer
3520frame .vpane.lower.commarea.buffer.header
3521set ui_comm .vpane.lower.commarea.buffer.t
3522set ui_coml .vpane.lower.commarea.buffer.header.l
3523radiobutton .vpane.lower.commarea.buffer.header.new \
3524        -text {New Commit} \
3525        -command do_select_commit_type \
3526        -variable selected_commit_type \
3527        -value new \
3528        -font font_ui
3529lappend disable_on_lock \
3530        [list .vpane.lower.commarea.buffer.header.new conf -state]
3531radiobutton .vpane.lower.commarea.buffer.header.amend \
3532        -text {Amend Last Commit} \
3533        -command do_select_commit_type \
3534        -variable selected_commit_type \
3535        -value amend \
3536        -font font_ui
3537lappend disable_on_lock \
3538        [list .vpane.lower.commarea.buffer.header.amend conf -state]
3539label $ui_coml \
3540        -anchor w \
3541        -justify left \
3542        -font font_ui
3543proc trace_commit_type {varname args} {
3544        global ui_coml commit_type
3545        switch -glob -- $commit_type {
3546        initial       {set txt {Initial Commit Message:}}
3547        amend         {set txt {Amended Commit Message:}}
3548        amend-initial {set txt {Amended Initial Commit Message:}}
3549        amend-merge   {set txt {Amended Merge Commit Message:}}
3550        merge         {set txt {Merge Commit Message:}}
3551        *             {set txt {Commit Message:}}
3552        }
3553        $ui_coml conf -text $txt
3554}
3555trace add variable commit_type write trace_commit_type
3556pack $ui_coml -side left -fill x
3557pack .vpane.lower.commarea.buffer.header.amend -side right
3558pack .vpane.lower.commarea.buffer.header.new -side right
3559
3560text $ui_comm -background white -borderwidth 1 \
3561        -undo true \
3562        -maxundo 20 \
3563        -autoseparators true \
3564        -relief sunken \
3565        -width 75 -height 9 -wrap none \
3566        -font font_diff \
3567        -yscrollcommand {.vpane.lower.commarea.buffer.sby set}
3568scrollbar .vpane.lower.commarea.buffer.sby \
3569        -command [list $ui_comm yview]
3570pack .vpane.lower.commarea.buffer.header -side top -fill x
3571pack .vpane.lower.commarea.buffer.sby -side right -fill y
3572pack $ui_comm -side left -fill y
3573pack .vpane.lower.commarea.buffer -side left -fill y
3574
3575# -- Commit Message Buffer Context Menu
3576#
3577set ctxm .vpane.lower.commarea.buffer.ctxm
3578menu $ctxm -tearoff 0
3579$ctxm add command \
3580        -label {Cut} \
3581        -font font_ui \
3582        -command {tk_textCut $ui_comm}
3583$ctxm add command \
3584        -label {Copy} \
3585        -font font_ui \
3586        -command {tk_textCopy $ui_comm}
3587$ctxm add command \
3588        -label {Paste} \
3589        -font font_ui \
3590        -command {tk_textPaste $ui_comm}
3591$ctxm add command \
3592        -label {Delete} \
3593        -font font_ui \
3594        -command {$ui_comm delete sel.first sel.last}
3595$ctxm add separator
3596$ctxm add command \
3597        -label {Select All} \
3598        -font font_ui \
3599        -command {$ui_comm tag add sel 0.0 end}
3600$ctxm add command \
3601        -label {Copy All} \
3602        -font font_ui \
3603        -command {
3604                $ui_comm tag add sel 0.0 end
3605                tk_textCopy $ui_comm
3606                $ui_comm tag remove sel 0.0 end
3607        }
3608$ctxm add separator
3609$ctxm add command \
3610        -label {Sign Off} \
3611        -font font_ui \
3612        -command do_signoff
3613bind_button3 $ui_comm "tk_popup $ctxm %X %Y"
3614
3615# -- Diff Header
3616#
3617set current_diff {}
3618set diff_actions [list]
3619proc trace_current_diff {varname args} {
3620        global current_diff diff_actions file_states
3621        if {$current_diff eq {}} {
3622                set s {}
3623                set f {}
3624                set p {}
3625                set o disabled
3626        } else {
3627                set p $current_diff
3628                set s [mapdesc [lindex $file_states($p) 0] $p]
3629                set f {File:}
3630                set p [escape_path $p]
3631                set o normal
3632        }
3633
3634        .vpane.lower.diff.header.status configure -text $s
3635        .vpane.lower.diff.header.file configure -text $f
3636        .vpane.lower.diff.header.path configure -text $p
3637        foreach w $diff_actions {
3638                uplevel #0 $w $o
3639        }
3640}
3641trace add variable current_diff write trace_current_diff
3642
3643frame .vpane.lower.diff.header -background orange
3644label .vpane.lower.diff.header.status \
3645        -background orange \
3646        -width $max_status_desc \
3647        -anchor w \
3648        -justify left \
3649        -font font_ui
3650label .vpane.lower.diff.header.file \
3651        -background orange \
3652        -anchor w \
3653        -justify left \
3654        -font font_ui
3655label .vpane.lower.diff.header.path \
3656        -background orange \
3657        -anchor w \
3658        -justify left \
3659        -font font_ui
3660pack .vpane.lower.diff.header.status -side left
3661pack .vpane.lower.diff.header.file -side left
3662pack .vpane.lower.diff.header.path -fill x
3663set ctxm .vpane.lower.diff.header.ctxm
3664menu $ctxm -tearoff 0
3665$ctxm add command \
3666        -label {Copy} \
3667        -font font_ui \
3668        -command {
3669                clipboard clear
3670                clipboard append \
3671                        -format STRING \
3672                        -type STRING \
3673                        -- $current_diff
3674        }
3675lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
3676bind_button3 .vpane.lower.diff.header.path "tk_popup $ctxm %X %Y"
3677
3678# -- Diff Body
3679#
3680frame .vpane.lower.diff.body
3681set ui_diff .vpane.lower.diff.body.t
3682text $ui_diff -background white -borderwidth 0 \
3683        -width 80 -height 15 -wrap none \
3684        -font font_diff \
3685        -xscrollcommand {.vpane.lower.diff.body.sbx set} \
3686        -yscrollcommand {.vpane.lower.diff.body.sby set} \
3687        -state disabled
3688scrollbar .vpane.lower.diff.body.sbx -orient horizontal \
3689        -command [list $ui_diff xview]
3690scrollbar .vpane.lower.diff.body.sby -orient vertical \
3691        -command [list $ui_diff yview]
3692pack .vpane.lower.diff.body.sbx -side bottom -fill x
3693pack .vpane.lower.diff.body.sby -side right -fill y
3694pack $ui_diff -side left -fill both -expand 1
3695pack .vpane.lower.diff.header -side top -fill x
3696pack .vpane.lower.diff.body -side bottom -fill both -expand 1
3697
3698$ui_diff tag conf d_@ -font font_diffbold
3699$ui_diff tag conf d_+  -foreground blue
3700$ui_diff tag conf d_-  -foreground red
3701$ui_diff tag conf d_++ -foreground {#00a000}
3702$ui_diff tag conf d_-- -foreground {#a000a0}
3703$ui_diff tag conf d_+- \
3704        -foreground red \
3705        -background {light goldenrod yellow}
3706$ui_diff tag conf d_-+ \
3707        -foreground blue \
3708        -background azure2
3709
3710# -- Diff Body Context Menu
3711#
3712set ctxm .vpane.lower.diff.body.ctxm
3713menu $ctxm -tearoff 0
3714$ctxm add command \
3715        -label {Copy} \
3716        -font font_ui \
3717        -command {tk_textCopy $ui_diff}
3718lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
3719$ctxm add command \
3720        -label {Select All} \
3721        -font font_ui \
3722        -command {$ui_diff tag add sel 0.0 end}
3723lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
3724$ctxm add command \
3725        -label {Copy All} \
3726        -font font_ui \
3727        -command {
3728                $ui_diff tag add sel 0.0 end
3729                tk_textCopy $ui_diff
3730                $ui_diff tag remove sel 0.0 end
3731        }
3732lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
3733$ctxm add separator
3734$ctxm add command \
3735        -label {Decrease Font Size} \
3736        -font font_ui \
3737        -command {incr_font_size font_diff -1}
3738lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
3739$ctxm add command \
3740        -label {Increase Font Size} \
3741        -font font_ui \
3742        -command {incr_font_size font_diff 1}
3743lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
3744$ctxm add separator
3745$ctxm add command \
3746        -label {Show Less Context} \
3747        -font font_ui \
3748        -command {if {$repo_config(gui.diffcontext) >= 2} {
3749                incr repo_config(gui.diffcontext) -1
3750                reshow_diff
3751        }}
3752lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
3753$ctxm add command \
3754        -label {Show More Context} \
3755        -font font_ui \
3756        -command {
3757                incr repo_config(gui.diffcontext)
3758                reshow_diff
3759        }
3760lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
3761$ctxm add separator
3762$ctxm add command -label {Options...} \
3763        -font font_ui \
3764        -command do_options
3765bind_button3 $ui_diff "tk_popup $ctxm %X %Y"
3766
3767# -- Status Bar
3768#
3769set ui_status_value {Initializing...}
3770label .status -textvariable ui_status_value \
3771        -anchor w \
3772        -justify left \
3773        -borderwidth 1 \
3774        -relief sunken \
3775        -font font_ui
3776pack .status -anchor w -side bottom -fill x
3777
3778# -- Load geometry
3779#
3780catch {
3781set gm $repo_config(gui.geometry)
3782wm geometry . [lindex $gm 0]
3783.vpane sash place 0 \
3784        [lindex [.vpane sash coord 0] 0] \
3785        [lindex $gm 1]
3786.vpane.files sash place 0 \
3787        [lindex $gm 2] \
3788        [lindex [.vpane.files sash coord 0] 1]
3789unset gm
3790}
3791
3792# -- Key Bindings
3793#
3794bind $ui_comm <$M1B-Key-Return> {do_commit;break}
3795bind $ui_comm <$M1B-Key-i> {do_add_all;break}
3796bind $ui_comm <$M1B-Key-I> {do_add_all;break}
3797bind $ui_comm <$M1B-Key-x> {tk_textCut %W;break}
3798bind $ui_comm <$M1B-Key-X> {tk_textCut %W;break}
3799bind $ui_comm <$M1B-Key-c> {tk_textCopy %W;break}
3800bind $ui_comm <$M1B-Key-C> {tk_textCopy %W;break}
3801bind $ui_comm <$M1B-Key-v> {tk_textPaste %W; %W see insert; break}
3802bind $ui_comm <$M1B-Key-V> {tk_textPaste %W; %W see insert; break}
3803bind $ui_comm <$M1B-Key-a> {%W tag add sel 0.0 end;break}
3804bind $ui_comm <$M1B-Key-A> {%W tag add sel 0.0 end;break}
3805
3806bind $ui_diff <$M1B-Key-x> {tk_textCopy %W;break}
3807bind $ui_diff <$M1B-Key-X> {tk_textCopy %W;break}
3808bind $ui_diff <$M1B-Key-c> {tk_textCopy %W;break}
3809bind $ui_diff <$M1B-Key-C> {tk_textCopy %W;break}
3810bind $ui_diff <$M1B-Key-v> {break}
3811bind $ui_diff <$M1B-Key-V> {break}
3812bind $ui_diff <$M1B-Key-a> {%W tag add sel 0.0 end;break}
3813bind $ui_diff <$M1B-Key-A> {%W tag add sel 0.0 end;break}
3814bind $ui_diff <Key-Up>     {catch {%W yview scroll -1 units};break}
3815bind $ui_diff <Key-Down>   {catch {%W yview scroll  1 units};break}
3816bind $ui_diff <Key-Left>   {catch {%W xview scroll -1 units};break}
3817bind $ui_diff <Key-Right>  {catch {%W xview scroll  1 units};break}
3818
3819if {!$single_commit} {
3820        bind . <$M1B-Key-n> do_create_branch
3821        bind . <$M1B-Key-N> do_create_branch
3822}
3823
3824bind .   <Destroy> do_quit
3825bind all <Key-F5> do_rescan
3826bind all <$M1B-Key-r> do_rescan
3827bind all <$M1B-Key-R> do_rescan
3828bind .   <$M1B-Key-s> do_signoff
3829bind .   <$M1B-Key-S> do_signoff
3830bind .   <$M1B-Key-i> do_add_all
3831bind .   <$M1B-Key-I> do_add_all
3832bind .   <$M1B-Key-Return> do_commit
3833bind all <$M1B-Key-q> do_quit
3834bind all <$M1B-Key-Q> do_quit
3835bind all <$M1B-Key-w> {destroy [winfo toplevel %W]}
3836bind all <$M1B-Key-W> {destroy [winfo toplevel %W]}
3837foreach i [list $ui_index $ui_workdir] {
3838        bind $i <Button-1>       "toggle_or_diff         $i %x %y; break"
3839        bind $i <$M1B-Button-1>  "add_one_to_selection   $i %x %y; break"
3840        bind $i <Shift-Button-1> "add_range_to_selection $i %x %y; break"
3841}
3842unset i
3843
3844set file_lists($ui_index) [list]
3845set file_lists($ui_workdir) [list]
3846
3847set HEAD {}
3848set PARENT {}
3849set MERGE_HEAD [list]
3850set commit_type {}
3851set empty_tree {}
3852set current_branch {}
3853set current_diff {}
3854set selected_commit_type new
3855
3856wm title . "[appname] ([file normalize [file dirname [gitdir]]])"
3857focus -force $ui_comm
3858
3859# -- Warn the user about environmental problems.  Cygwin's Tcl
3860#    does *not* pass its env array onto any processes it spawns.
3861#    This means that git processes get none of our environment.
3862#
3863if {[is_Windows]} {
3864        set ignored_env 0
3865        set suggest_user {}
3866        set msg "Possible environment issues exist.
3867
3868The following environment variables are probably
3869going to be ignored by any Git subprocess run
3870by [appname]:
3871
3872"
3873        foreach name [array names env] {
3874                switch -regexp -- $name {
3875                {^GIT_INDEX_FILE$} -
3876                {^GIT_OBJECT_DIRECTORY$} -
3877                {^GIT_ALTERNATE_OBJECT_DIRECTORIES$} -
3878                {^GIT_DIFF_OPTS$} -
3879                {^GIT_EXTERNAL_DIFF$} -
3880                {^GIT_PAGER$} -
3881                {^GIT_TRACE$} -
3882                {^GIT_CONFIG$} -
3883                {^GIT_CONFIG_LOCAL$} -
3884                {^GIT_(AUTHOR|COMMITTER)_DATE$} {
3885                        append msg " - $name\n"
3886                        incr ignored_env
3887                }
3888                {^GIT_(AUTHOR|COMMITTER)_(NAME|EMAIL)$} {
3889                        append msg " - $name\n"
3890                        incr ignored_env
3891                        set suggest_user $name
3892                }
3893                }
3894        }
3895        if {$ignored_env > 0} {
3896                append msg "
3897This is due to a known issue with the
3898Tcl binary distributed by Cygwin."
3899
3900                if {$suggest_user ne {}} {
3901                        append msg "
3902
3903A good replacement for $suggest_user
3904is placing values for the user.name and
3905user.email settings into your personal
3906~/.gitconfig file.
3907"
3908                }
3909                warn_popup $msg
3910        }
3911        unset ignored_env msg suggest_user name
3912}
3913
3914# -- Only initialize complex UI if we are going to stay running.
3915#
3916if {!$single_commit} {
3917        load_all_remotes
3918        load_all_heads
3919
3920        populate_branch_menu
3921        populate_fetch_menu .mbar.fetch
3922        populate_pull_menu .mbar.pull
3923        populate_push_menu .mbar.push
3924}
3925
3926# -- Only suggest a gc run if we are going to stay running.
3927#
3928if {!$single_commit} {
3929        set object_limit 2000
3930        if {[is_Windows]} {set object_limit 200}
3931        regexp {^([0-9]+) objects,} [exec git count-objects] _junk objects_current
3932        if {$objects_current >= $object_limit} {
3933                if {[ask_popup \
3934                        "This repository currently has $objects_current loose objects.
3935
3936To maintain optimal performance it is strongly
3937recommended that you compress the database
3938when more than $object_limit loose objects exist.
3939
3940Compress the database now?"] eq yes} {
3941                        do_gc
3942                }
3943        }
3944        unset object_limit _junk objects_current
3945}
3946
3947lock_index begin-read
3948after 1 do_rescan