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-rwxr-xr-xgit-gui.sh6
-rw-r--r--lib/choose_repository.tcl838
2 files changed, 841 insertions, 3 deletions
diff --git a/git-gui.sh b/git-gui.sh
index 3ddfcd5..37da8fd 100755
--- a/git-gui.sh
+++ b/git-gui.sh
@@ -833,9 +833,9 @@ if {[catch {
set _gitdir [git rev-parse --git-dir]
set _prefix [git rev-parse --show-prefix]
} err]} {
- catch {wm withdraw .}
- error_popup [strcat [mc "Cannot find the git directory:"] "\n\n$err"]
- exit 1
+ load_config 1
+ apply_config
+ choose_repository::pick
}
if {![file isdirectory $_gitdir] && [is_Cygwin]} {
catch {set _gitdir [exec cygpath --windows $_gitdir]}
diff --git a/lib/choose_repository.tcl b/lib/choose_repository.tcl
new file mode 100644
index 0000000..1bec8bd
--- /dev/null
+++ b/lib/choose_repository.tcl
@@ -0,0 +1,838 @@
+# git-gui Git repository chooser
+# Copyright (C) 2007 Shawn Pearce
+
+class choose_repository {
+
+image create photo ::choose_repository::git_logo -data {
+R0lGODlh3wA9AMIHAMAAAMIKCsMKCgCAAN/v3/319f///wAAACH5BAEKAAcALAAAAADfAD0AAAP+
+aLrc/jDKSau9OOvNu/9gKI5kaZ5oqq5s675wLM90bd94ru987//AoHBILBqPyKSSFGg6n9BoUwCR
+Wq3Ux3X7zC4Xg7B4HN4Bzui0eo2GsN9wN3ye/jLI+IGZzpfz535/b3ZgeWN7goMPiXGLjGyECoaH
+Oo+QjpZ1mJlnkQaTYhigZR6cmg6mbZucnqN6F64fqZ2rmYGskbGwo7Kzt7a1lq28u6AfBcjJysvM
+yRDN0NHP0dTKniS619pG2dveQd3f4jzh40eu3eh5EOrq5kPtk3fxoQ/0xO9A93jz9+z7hvKBA1hP
+0r5/BMkIJIfvU0OE8opFXDjQWCGLEsplfEj+sUc6jg40RhDZMcdHjCNBpkQ5IuAHlx5gtjg5cWVN
+CiRjrnu5Uye/FzRlQhQ6IWcHohqQZlCKImhPm0ztqeT506dCqlddOK0K9SnOqVYphS141OuKrVm7
+cv3KUkRUC28rxMXW0KjDthvxgphb1GxSvynQilWblu1Nt4BFJZY4mIVgskMXhwQrN+GryQkj+zvx
+mFTew5/5Eo6nmV5p0pzrUr4LejTkv5mlxsZMsKlqvf1an3691PJud7JrpwZFoDgBu3Zzi/6NjrlI
+y5cD+74IPbrydowPBgfofPXe6QarW6eOuvLsBtC7424JnnX67djhtr++mTb3s+3Fe0avvexl2g3L
+laaPd4QECN9+HBioFYF2KMjff7AVtkNyBUpmnoQRNjYhg184SN94GfI2U38LeUieiIpBOGJ9JVpo
+mIYhIggUiQKZGB6GvanoGI0l9ejjj0AGKeSQRBZp5JFIJqnkkkxOkAAAOw==
+}
+
+field top
+field w
+field w_body ; # Widget holding the center content
+field w_next ; # Next button
+field o_cons ; # Console object (if active)
+field w_types ; # List of type buttons in clone
+
+field action new ; # What action are we going to perform?
+field done 0 ; # Finished picking the repository?
+field local_path {} ; # Where this repository is locally
+field origin_url {} ; # Where we are cloning from
+field origin_name origin ; # What we shall call 'origin'
+field clone_type hardlink ; # Type of clone to construct
+field readtree_err ; # Error output from read-tree (if any)
+
+constructor pick {} {
+ global M1T M1B
+
+ make_toplevel top w
+ wm title $top [mc "Git Gui"]
+
+ if {$top eq {.}} {
+ menu $w.mbar -tearoff 0
+ $top configure -menu $w.mbar
+
+ $w.mbar add cascade \
+ -label [mc Repository] \
+ -menu $w.mbar.repository
+ menu $w.mbar.repository
+ $w.mbar.repository add command \
+ -label [mc Quit] \
+ -command exit \
+ -accelerator $M1T-Q
+
+ if {[is_MacOSX]} {
+ $w.mbar add cascade -label [mc Apple] -menu .mbar.apple
+ menu $w.mbar.apple
+ $w.mbar.apple add command \
+ -label [mc "About %s" [appname]] \
+ -command do_about
+ } else {
+ $w.mbar add cascade -label [mc Help] -menu $w.mbar.help
+ menu $w.mbar.help
+ $w.mbar.help add command \
+ -label [mc "About %s" [appname]] \
+ -command do_about
+ }
+
+ _center $top 500 350
+ wm protocol $top WM_DELETE_WINDOW exit
+ bind $top <$M1B-q> exit
+ bind $top <$M1B-Q> exit
+ bind $top <Key-Escape> exit
+ } else {
+ wm geometry $top "+[winfo rootx .]+[winfo rooty .]"
+ bind $top <Key-Escape> [list destroy $top]
+ }
+
+ label $w.git_logo \
+ -borderwidth 1 \
+ -relief sunken \
+ -background white \
+ -image ::choose_repository::git_logo
+ pack $w.git_logo -side top -fill x -padx 20 -pady 20
+
+ set w_body $w.body
+ frame $w_body
+ radiobutton $w_body.new \
+ -anchor w \
+ -text [mc "Create New Repository"] \
+ -variable @action \
+ -value new
+ radiobutton $w_body.clone \
+ -anchor w \
+ -text [mc "Clone Existing Repository"] \
+ -variable @action \
+ -value clone
+ radiobutton $w_body.open \
+ -anchor w \
+ -text [mc "Open Existing Repository"] \
+ -variable @action \
+ -value open
+ pack $w_body.new -anchor w -fill x
+ pack $w_body.clone -anchor w -fill x
+ pack $w_body.open -anchor w -fill x
+ pack $w_body -fill x -padx 10
+
+ frame $w.buttons
+ set w_next $w.buttons.next
+ button $w_next \
+ -default active \
+ -text [mc "Next >"] \
+ -command [cb _next]
+ pack $w_next -side right -padx 5
+ button $w.buttons.quit \
+ -text [mc "Quit"] \
+ -command exit
+ pack $w.buttons.quit -side right -padx 5
+ pack $w.buttons -side bottom -fill x -padx 10 -pady 10
+
+ bind $top <Return> [cb _invoke_next]
+ bind $top <Visibility> "
+ grab $top
+ focus $top
+ "
+ tkwait variable @done
+
+ if {$top eq {.}} {
+ eval destroy [winfo children $top]
+ _center $top 500 600
+ }
+}
+
+proc _home {} {
+ if {[catch {set h $::env(HOME)}]
+ || ![file isdirectory $h]} {
+ set h .
+ }
+ return $h
+}
+
+proc _center {top nx ny} {
+ set rx [expr {([winfo screenwidth $top] - $nx) / 2}]
+ set ry [expr {([winfo screenheight $top] - $ny) / 2}]
+ wm geometry $top [format {%dx%d+%d+%d} $nx $ny $rx $ry]
+}
+
+method _invoke_next {} {
+ if {[winfo exists $w_next]} {
+ uplevel #0 [$w_next cget -command]
+ }
+}
+
+method _next {} {
+ destroy $w_body
+ _do_$action $this
+}
+
+method _write_local_path {args} {
+ if {$local_path eq {}} {
+ $w_next conf -state disabled
+ } else {
+ $w_next conf -state normal
+ }
+}
+
+method _git_init {} {
+ if {[file exists $local_path]} {
+ error_popup [mc "Location %s already exists." $local_path]
+ return 0
+ }
+
+ if {[catch {file mkdir $local_path} err]} {
+ error_popup [strcat \
+ [mc "Failed to create repository %s:" $local_path] \
+ "\n\n$err"]
+ return 0
+ }
+
+ if {[catch {cd $local_path} err]} {
+ error_popup [strcat \
+ [mc "Failed to create repository %s:" $local_path] \
+ "\n\n$err"]
+ return 0
+ }
+
+ if {[catch {git init} err]} {
+ error_popup [strcat \
+ [mc "Failed to create repository %s:" $local_path] \
+ "\n\n$err"]
+ return 0
+ }
+
+ set ::_gitdir .git
+ set ::_prefix {}
+ return 1
+}
+
+proc _is_git {path} {
+ if {[file exists [file join $path HEAD]]
+ && [file exists [file join $path objects]]
+ && [file exists [file join $path config]]} {
+ return 1
+ }
+ return 0
+}
+
+######################################################################
+##
+## Create New Repository
+
+method _do_new {} {
+ $w_next conf \
+ -state disabled \
+ -command [cb _do_new2] \
+ -text [mc "Create"]
+
+ frame $w_body
+ label $w_body.h \
+ -font font_uibold \
+ -text [mc "Create New Repository"]
+ pack $w_body.h -side top -fill x -pady 10
+ pack $w_body -fill x -padx 10
+
+ frame $w_body.where
+ label $w_body.where.l -text [mc "Directory:"]
+ entry $w_body.where.t \
+ -textvariable @local_path \
+ -font font_diff \
+ -width 50
+ button $w_body.where.b \
+ -text [mc "Browse"] \
+ -command [cb _new_local_path]
+
+ pack $w_body.where.b -side right
+ pack $w_body.where.l -side left
+ pack $w_body.where.t -fill x
+ pack $w_body.where -fill x
+
+ trace add variable @local_path write [cb _write_local_path]
+ update
+ focus $w_body.where.t
+}
+
+method _new_local_path {} {
+ if {$local_path ne {}} {
+ set p [file dirname $local_path]
+ } else {
+ set p [_home]
+ }
+
+ set p [tk_chooseDirectory \
+ -initialdir $p \
+ -parent $top \
+ -title [mc "Git Repository"] \
+ -mustexist false]
+ if {$p eq {}} return
+
+ set p [file normalize $p]
+ if {[file isdirectory $p]} {
+ foreach i [glob \
+ -directory $p \
+ -tails \
+ -nocomplain \
+ * .*] {
+ switch -- $i {
+ . continue
+ .. continue
+ default {
+ error_popup [mc "Directory %s already exists." $p]
+ return
+ }
+ }
+ }
+ if {[catch {file delete $p} err]} {
+ error_popup [strcat \
+ [mc "Directory %s already exists." $p] \
+ "\n\n$err"]
+ return
+ }
+ } elseif {[file exists $p]} {
+ error_popup [mc "File %s already exists." $p]
+ return
+ }
+ set local_path $p
+}
+
+method _do_new2 {} {
+ if {![_git_init $this]} {
+ return
+ }
+ set done 1
+}
+
+######################################################################
+##
+## Clone Existing Repository
+
+method _do_clone {} {
+ $w_next conf \
+ -state disabled \
+ -command [cb _do_clone2] \
+ -text [mc "Clone"]
+
+ frame $w_body
+ label $w_body.h \
+ -font font_uibold \
+ -text [mc "Clone Existing Repository"]
+ pack $w_body.h -side top -fill x -pady 10
+ pack $w_body -fill x -padx 10
+
+ set args $w_body.args
+ frame $w_body.args
+ pack $args -fill both
+
+ label $args.origin_l -text [mc "URL:"]
+ entry $args.origin_t \
+ -textvariable @origin_url \
+ -font font_diff \
+ -width 50
+ button $args.origin_b \
+ -text [mc "Browse"] \
+ -command [cb _open_origin]
+ grid $args.origin_l $args.origin_t $args.origin_b -sticky ew
+
+ label $args.where_l -text [mc "Directory:"]
+ entry $args.where_t \
+ -textvariable @local_path \
+ -font font_diff \
+ -width 50
+ button $args.where_b \
+ -text [mc "Browse"] \
+ -command [cb _new_local_path]
+ grid $args.where_l $args.where_t $args.where_b -sticky ew
+
+ label $args.type_l -text [mc "Clone Type:"]
+ frame $args.type_f
+ set w_types [list]
+ lappend w_types [radiobutton $args.type_f.hardlink \
+ -state disabled \
+ -anchor w \
+ -text [mc "Standard (Fast, Semi-Redundant, Hardlinks)"] \
+ -variable @clone_type \
+ -value hardlink]
+ lappend w_types [radiobutton $args.type_f.full \
+ -state disabled \
+ -anchor w \
+ -text [mc "Full Copy (Slower, Redundant Backup)"] \
+ -variable @clone_type \
+ -value full]
+ lappend w_types [radiobutton $args.type_f.shared \
+ -state disabled \
+ -anchor w \
+ -text [mc "Shared (Fastest, Not Recommended, No Backup)"] \
+ -variable @clone_type \
+ -value shared]
+ foreach r $w_types {
+ pack $r -anchor w
+ }
+ grid $args.type_l $args.type_f -sticky new
+
+ grid columnconfigure $args 1 -weight 1
+
+ trace add variable @local_path write [cb _update_clone]
+ trace add variable @origin_url write [cb _update_clone]
+ update
+ focus $args.origin_t
+}
+
+method _open_origin {} {
+ if {$origin_url ne {} && [file isdirectory $origin_url]} {
+ set p $origin_url
+ } else {
+ set p [_home]
+ }
+
+ set p [tk_chooseDirectory \
+ -initialdir $p \
+ -parent $top \
+ -title [mc "Git Repository"] \
+ -mustexist true]
+ if {$p eq {}} return
+
+ set p [file normalize $p]
+ if {![_is_git [file join $p .git]] && ![_is_git $p]} {
+ error_popup [mc "Not a Git repository: %s" [file tail $p]]
+ return
+ }
+ set origin_url $p
+}
+
+method _update_clone {args} {
+ if {$local_path ne {} && $origin_url ne {}} {
+ $w_next conf -state normal
+ } else {
+ $w_next conf -state disabled
+ }
+
+ if {$origin_url ne {} &&
+ ( [_is_git [file join $origin_url .git]]
+ || [_is_git $origin_url])} {
+ set e normal
+ if {[[lindex $w_types 0] cget -state] eq {disabled}} {
+ set clone_type hardlink
+ }
+ } else {
+ set e disabled
+ set clone_type full
+ }
+
+ foreach r $w_types {
+ $r conf -state $e
+ }
+}
+
+method _do_clone2 {} {
+ if {[file isdirectory $origin_url]} {
+ set origin_url [file normalize $origin_url]
+ }
+
+ if {$clone_type eq {hardlink} && ![file isdirectory $origin_url]} {
+ error_popup [mc "Standard only available for local repository."]
+ return
+ }
+ if {$clone_type eq {shared} && ![file isdirectory $origin_url]} {
+ error_popup [mc "Shared only available for local repository."]
+ return
+ }
+
+ if {$clone_type eq {hardlink} || $clone_type eq {shared}} {
+ set objdir [file join $origin_url .git objects]
+ if {![file isdirectory $objdir]} {
+ set objdir [file join $origin_url objects]
+ if {![file isdirectory $objdir]} {
+ error_popup [mc "Not a Git repository: %s" [file tail $origin_url]]
+ return
+ }
+ }
+ }
+
+ set giturl $origin_url
+ if {[is_Cygwin] && [file isdirectory $giturl]} {
+ set giturl [exec cygpath --unix --absolute $giturl]
+ if {$clone_type eq {shared}} {
+ set objdir [exec cygpath --unix --absolute $objdir]
+ }
+ }
+
+ if {![_git_init $this]} return
+ set local_path [pwd]
+
+ if {[catch {
+ git config remote.$origin_name.url $giturl
+ git config remote.$origin_name.fetch +refs/heads/*:refs/remotes/$origin_name/*
+ } err]} {
+ error_popup [strcat [mc "Failed to configure origin"] "\n\n$err"]
+ return
+ }
+
+ destroy $w_body $w_next
+
+ switch -exact -- $clone_type {
+ hardlink {
+ set tolink [list]
+ file mkdir [file join .git objects pack]
+ foreach i [glob -tails -nocomplain \
+ -directory [file join $objdir pack] *] {
+ lappend tolink [file join pack $i]
+ }
+ foreach i [glob -tails -nocomplain \
+ -directory [file join $objdir] ??] {
+ file mkdir [file join .git objects $i]
+ foreach j [glob -tails -nocomplain \
+ -directory [file join $objdir $i] *] {
+ lappend tolink [file join $i $j]
+ }
+ }
+
+ if {$tolink eq {}} {
+ info_popup [strcat \
+ [mc "Nothing to clone from %s." $origin_url] \
+ "\n" \
+ [mc "The 'master' branch has not been initialized."] \
+ ]
+ set done 1
+ return
+ }
+
+ set o_cons [status_bar::new $w_body]
+ pack $w_body -fill x -padx 10
+
+ set i [lindex $tolink 0]
+ if {[catch {
+ file link -hard \
+ [file join .git objects $i] \
+ [file join $objdir $i]
+ } err]} {
+ info_popup [strcat \
+ [mc "Hardlinks are unavailable. Falling back to copying."] \
+ "\n" \
+ $err]
+ set i [_copy_files $this $objdir $tolink]
+ } else {
+ set i [_link_files $this $objdir [lrange $tolink 1 end]]
+ }
+ if {!$i} return
+
+ destroy $w_body
+ }
+ full {
+ set o_cons [console::embed \
+ $w_body \
+ [mc "Cloning from %s" $origin_url]]
+ pack $w_body -fill both -expand 1 -padx 10
+ $o_cons exec \
+ [list git fetch --no-tags -k $origin_name] \
+ [cb _do_clone_tags]
+ }
+ shared {
+ set fd [open [gitdir objects info alternates] w]
+ fconfigure $fd -translation binary
+ puts $fd $objdir
+ close $fd
+ }
+ }
+
+ if {$clone_type eq {hardlink} || $clone_type eq {shared}} {
+ if {![_clone_refs $this]} return
+ set pwd [pwd]
+ if {[catch {
+ cd $origin_url
+ set HEAD [git rev-parse --verify HEAD^0]
+ } err]} {
+ _clone_failed $this [mc "Not a Git repository: %s" [file tail $origin_url]]
+ return 0
+ }
+ cd $pwd
+ _do_clone_checkout $this $HEAD
+ }
+}
+
+method _copy_files {objdir tocopy} {
+ $o_cons start \
+ [mc "Copying objects"] \
+ [mc "KiB"]
+ set tot 0
+ set cmp 0
+ foreach p $tocopy {
+ incr tot [file size [file join $objdir $p]]
+ }
+ foreach p $tocopy {
+ if {[catch {
+ set f_in [open [file join $objdir $p] r]
+ set f_cp [open [file join .git objects $p] w]
+ fconfigure $f_in -translation binary -encoding binary
+ fconfigure $f_cp -translation binary -encoding binary
+
+ while {![eof $f_in]} {
+ incr cmp [fcopy $f_in $f_cp -size 16384]
+ $o_cons update \
+ [expr {$cmp / 1024}] \
+ [expr {$tot / 1024}]
+ update
+ }
+
+ close $f_in
+ close $f_cp
+ } err]} {
+ _clone_failed $this [mc "Unable to copy object: %s" $err]
+ return 0
+ }
+ }
+ return 1
+}
+
+method _link_files {objdir tolink} {
+ set total [llength $tolink]
+ $o_cons start \
+ [mc "Linking objects"] \
+ [mc "objects"]
+ for {set i 0} {$i < $total} {} {
+ set p [lindex $tolink $i]
+ if {[catch {
+ file link -hard \
+ [file join .git objects $p] \
+ [file join $objdir $p]
+ } err]} {
+ _clone_failed $this [mc "Unable to hardlink object: %s" $err]
+ return 0
+ }
+
+ incr i
+ if {$i % 5 == 0} {
+ $o_cons update $i $total
+ update
+ }
+ }
+ return 1
+}
+
+method _clone_refs {} {
+ set pwd [pwd]
+ if {[catch {cd $origin_url} err]} {
+ error_popup [mc "Not a Git repository: %s" [file tail $origin_url]]
+ return 0
+ }
+ set fd_in [git_read for-each-ref \
+ --tcl \
+ {--format=list %(refname) %(objectname) %(*objectname)}]
+ cd $pwd
+
+ set fd [open [gitdir packed-refs] w]
+ fconfigure $fd -translation binary
+ puts $fd "# pack-refs with: peeled"
+ while {[gets $fd_in line] >= 0} {
+ set line [eval $line]
+ set refn [lindex $line 0]
+ set robj [lindex $line 1]
+ set tobj [lindex $line 2]
+
+ if {[regsub ^refs/heads/ $refn \
+ "refs/remotes/$origin_name/" refn]} {
+ puts $fd "$robj $refn"
+ } elseif {[string match refs/tags/* $refn]} {
+ puts $fd "$robj $refn"
+ if {$tobj ne {}} {
+ puts $fd "^$tobj"
+ }
+ }
+ }
+ close $fd_in
+ close $fd
+ return 1
+}
+
+method _do_clone_tags {ok} {
+ if {$ok} {
+ $o_cons exec \
+ [list git fetch --tags -k $origin_name] \
+ [cb _do_clone_HEAD]
+ } else {
+ $o_cons done $ok
+ _clone_failed $this [mc "Cannot fetch branches and objects. See console output for details."]
+ }
+}
+
+method _do_clone_HEAD {ok} {
+ if {$ok} {
+ $o_cons exec \
+ [list git fetch $origin_name HEAD] \
+ [cb _do_clone_full_end]
+ } else {
+ $o_cons done $ok
+ _clone_failed $this [mc "Cannot fetch tags. See console output for details."]
+ }
+}
+
+method _do_clone_full_end {ok} {
+ $o_cons done $ok
+
+ if {$ok} {
+ destroy $w_body
+
+ set HEAD {}
+ if {[file exists [gitdir FETCH_HEAD]]} {
+ set fd [open [gitdir FETCH_HEAD] r]
+ while {[gets $fd line] >= 0} {
+ if {[regexp "^(.{40})\t\t" $line line HEAD]} {
+ break
+ }
+ }
+ close $fd
+ }
+
+ catch {git pack-refs}
+ _do_clone_checkout $this $HEAD
+ } else {
+ _clone_failed $this [mc "Cannot determine HEAD. See console output for details."]
+ }
+}
+
+method _clone_failed {{why {}}} {
+ if {[catch {file delete -force $local_path} err]} {
+ set why [strcat \
+ $why \
+ "\n\n" \
+ [mc "Unable to cleanup %s" $local_path] \
+ "\n\n" \
+ $err]
+ }
+ if {$why ne {}} {
+ update
+ error_popup [strcat [mc "Clone failed."] "\n" $why]
+ }
+}
+
+method _do_clone_checkout {HEAD} {
+ if {$HEAD eq {}} {
+ info_popup [strcat \
+ [mc "No default branch obtained."] \
+ "\n" \
+ [mc "The 'master' branch has not been initialized."] \
+ ]
+ set done 1
+ return
+ }
+ if {[catch {
+ git update-ref HEAD $HEAD^0
+ } err]} {
+ info_popup [strcat \
+ [mc "Cannot resolve %s as a commit." $HEAD^0] \
+ "\n $err" \
+ "\n" \
+ [mc "The 'master' branch has not been initialized."] \
+ ]
+ set done 1
+ return
+ }
+
+ set o_cons [status_bar::new $w_body]
+ pack $w_body -fill x -padx 10
+ $o_cons start \
+ [mc "Creating working directory"] \
+ [mc "files"]
+
+ set readtree_err {}
+ set fd [git_read --stderr read-tree \
+ -m \
+ -u \
+ -v \
+ HEAD \
+ HEAD \
+ ]
+ fconfigure $fd -blocking 0 -translation binary
+ fileevent $fd readable [cb _readtree_wait $fd]
+}
+
+method _readtree_wait {fd} {
+ set buf [read $fd]
+ $o_cons update_meter $buf
+ append readtree_err $buf
+
+ fconfigure $fd -blocking 1
+ if {![eof $fd]} {
+ fconfigure $fd -blocking 0
+ return
+ }
+
+ if {[catch {close $fd}]} {
+ set err $readtree_err
+ regsub {^fatal: } $err {} err
+ error_popup [strcat \
+ [mc "Initial file checkout failed."] \
+ "\n\n$err"]
+ return
+ }
+
+ set done 1
+}
+
+######################################################################
+##
+## Open Existing Repository
+
+method _do_open {} {
+ $w_next conf \
+ -state disabled \
+ -command [cb _do_open2] \
+ -text [mc "Open"]
+
+ frame $w_body
+ label $w_body.h \
+ -font font_uibold \
+ -text [mc "Open Existing Repository"]
+ pack $w_body.h -side top -fill x -pady 10
+ pack $w_body -fill x -padx 10
+
+ frame $w_body.where
+ label $w_body.where.l -text [mc "Repository:"]
+ entry $w_body.where.t \
+ -textvariable @local_path \
+ -font font_diff \
+ -width 50
+ button $w_body.where.b \
+ -text [mc "Browse"] \
+ -command [cb _open_local_path]
+
+ pack $w_body.where.b -side right
+ pack $w_body.where.l -side left
+ pack $w_body.where.t -fill x
+ pack $w_body.where -fill x
+
+ trace add variable @local_path write [cb _write_local_path]
+ update
+ focus $w_body.where.t
+}
+
+method _open_local_path {} {
+ if {$local_path ne {}} {
+ set p $local_path
+ } else {
+ set p [_home]
+ }
+
+ set p [tk_chooseDirectory \
+ -initialdir $p \
+ -parent $top \
+ -title [mc "Git Repository"] \
+ -mustexist true]
+ if {$p eq {}} return
+
+ set p [file normalize $p]
+ if {![_is_git [file join $p .git]]} {
+ error_popup [mc "Not a Git repository: %s" [file tail $p]]
+ return
+ }
+ set local_path $p
+}
+
+method _do_open2 {} {
+ if {![_is_git [file join $local_path .git]]} {
+ error_popup [mc "Not a Git repository: %s" [file tail $local_path]]
+ return
+ }
+
+ if {[catch {cd $local_path} err]} {
+ error_popup [strcat \
+ [mc "Failed to open repository %s:" $local_path] \
+ "\n\n$err"]
+ return
+ }
+
+ set ::_gitdir .git
+ set ::_prefix {}
+ set done 1
+}
+
+}