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-rw-r--r--git-gui/lib/index.tcl457
1 files changed, 457 insertions, 0 deletions
diff --git a/git-gui/lib/index.tcl b/git-gui/lib/index.tcl
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+# git-gui index (add/remove) support
+# Copyright (C) 2006, 2007 Shawn Pearce
+
+proc _delete_indexlock {} {
+ if {[catch {file delete -- [gitdir index.lock]} err]} {
+ error_popup [strcat [mc "Unable to unlock the index."] "\n\n$err"]
+ }
+}
+
+proc _close_updateindex {fd after} {
+ global use_ttk NS
+ fconfigure $fd -blocking 1
+ if {[catch {close $fd} err]} {
+ set w .indexfried
+ Dialog $w
+ wm withdraw $w
+ wm title $w [strcat "[appname] ([reponame]): " [mc "Index Error"]]
+ wm geometry $w "+[winfo rootx .]+[winfo rooty .]"
+ set s [mc "Updating the Git index failed. A rescan will be automatically started to resynchronize git-gui."]
+ text $w.msg -yscrollcommand [list $w.vs set] \
+ -width [string length $s] -relief flat \
+ -borderwidth 0 -highlightthickness 0 \
+ -background [get_bg_color $w]
+ $w.msg tag configure bold -font font_uibold -justify center
+ ${NS}::scrollbar $w.vs -command [list $w.msg yview]
+ $w.msg insert end $s bold \n\n$err {}
+ $w.msg configure -state disabled
+
+ ${NS}::button $w.continue \
+ -text [mc "Continue"] \
+ -command [list destroy $w]
+ ${NS}::button $w.unlock \
+ -text [mc "Unlock Index"] \
+ -command "destroy $w; _delete_indexlock"
+ grid $w.msg - $w.vs -sticky news
+ grid $w.unlock $w.continue - -sticky se -padx 2 -pady 2
+ grid columnconfigure $w 0 -weight 1
+ grid rowconfigure $w 0 -weight 1
+
+ wm protocol $w WM_DELETE_WINDOW update
+ bind $w.continue <Visibility> "
+ grab $w
+ focus %W
+ "
+ wm deiconify $w
+ tkwait window $w
+
+ $::main_status stop
+ unlock_index
+ rescan $after 0
+ return
+ }
+
+ $::main_status stop
+ unlock_index
+ uplevel #0 $after
+}
+
+proc update_indexinfo {msg pathList after} {
+ global update_index_cp
+
+ if {![lock_index update]} return
+
+ set update_index_cp 0
+ set pathList [lsort $pathList]
+ set totalCnt [llength $pathList]
+ set batch [expr {int($totalCnt * .01) + 1}]
+ if {$batch > 25} {set batch 25}
+
+ $::main_status start $msg [mc "files"]
+ set fd [git_write update-index -z --index-info]
+ fconfigure $fd \
+ -blocking 0 \
+ -buffering full \
+ -buffersize 512 \
+ -encoding binary \
+ -translation binary
+ fileevent $fd writable [list \
+ write_update_indexinfo \
+ $fd \
+ $pathList \
+ $totalCnt \
+ $batch \
+ $after \
+ ]
+}
+
+proc write_update_indexinfo {fd pathList totalCnt batch after} {
+ global update_index_cp
+ global file_states current_diff_path
+
+ if {$update_index_cp >= $totalCnt} {
+ _close_updateindex $fd $after
+ return
+ }
+
+ for {set i $batch} \
+ {$update_index_cp < $totalCnt && $i > 0} \
+ {incr i -1} {
+ set path [lindex $pathList $update_index_cp]
+ incr update_index_cp
+
+ set s $file_states($path)
+ switch -glob -- [lindex $s 0] {
+ A? {set new _O}
+ M? {set new _M}
+ T_ {set new _T}
+ D_ {set new _D}
+ D? {set new _?}
+ ?? {continue}
+ }
+ set info [lindex $s 2]
+ if {$info eq {}} continue
+
+ puts -nonewline $fd "$info\t[encoding convertto $path]\0"
+ display_file $path $new
+ }
+
+ $::main_status update $update_index_cp $totalCnt
+}
+
+proc update_index {msg pathList after} {
+ global update_index_cp
+
+ if {![lock_index update]} return
+
+ set update_index_cp 0
+ set pathList [lsort $pathList]
+ set totalCnt [llength $pathList]
+ set batch [expr {int($totalCnt * .01) + 1}]
+ if {$batch > 25} {set batch 25}
+
+ $::main_status start $msg [mc "files"]
+ set fd [git_write update-index --add --remove -z --stdin]
+ fconfigure $fd \
+ -blocking 0 \
+ -buffering full \
+ -buffersize 512 \
+ -encoding binary \
+ -translation binary
+ fileevent $fd writable [list \
+ write_update_index \
+ $fd \
+ $pathList \
+ $totalCnt \
+ $batch \
+ $after \
+ ]
+}
+
+proc write_update_index {fd pathList totalCnt batch after} {
+ global update_index_cp
+ global file_states current_diff_path
+
+ if {$update_index_cp >= $totalCnt} {
+ _close_updateindex $fd $after
+ return
+ }
+
+ for {set i $batch} \
+ {$update_index_cp < $totalCnt && $i > 0} \
+ {incr i -1} {
+ set path [lindex $pathList $update_index_cp]
+ incr update_index_cp
+
+ switch -glob -- [lindex $file_states($path) 0] {
+ AD {set new __}
+ ?D {set new D_}
+ _O -
+ AM {set new A_}
+ _T {set new T_}
+ _U -
+ U? {
+ if {[file exists $path]} {
+ set new M_
+ } else {
+ set new D_
+ }
+ }
+ ?M {set new M_}
+ ?? {continue}
+ }
+ puts -nonewline $fd "[encoding convertto $path]\0"
+ display_file $path $new
+ }
+
+ $::main_status update $update_index_cp $totalCnt
+}
+
+proc checkout_index {msg pathList after} {
+ global update_index_cp
+
+ if {![lock_index update]} return
+
+ set update_index_cp 0
+ set pathList [lsort $pathList]
+ set totalCnt [llength $pathList]
+ set batch [expr {int($totalCnt * .01) + 1}]
+ if {$batch > 25} {set batch 25}
+
+ $::main_status start $msg [mc "files"]
+ set fd [git_write checkout-index \
+ --index \
+ --quiet \
+ --force \
+ -z \
+ --stdin \
+ ]
+ fconfigure $fd \
+ -blocking 0 \
+ -buffering full \
+ -buffersize 512 \
+ -encoding binary \
+ -translation binary
+ fileevent $fd writable [list \
+ write_checkout_index \
+ $fd \
+ $pathList \
+ $totalCnt \
+ $batch \
+ $after \
+ ]
+}
+
+proc write_checkout_index {fd pathList totalCnt batch after} {
+ global update_index_cp
+ global file_states current_diff_path
+
+ if {$update_index_cp >= $totalCnt} {
+ _close_updateindex $fd $after
+ return
+ }
+
+ for {set i $batch} \
+ {$update_index_cp < $totalCnt && $i > 0} \
+ {incr i -1} {
+ set path [lindex $pathList $update_index_cp]
+ incr update_index_cp
+ switch -glob -- [lindex $file_states($path) 0] {
+ U? {continue}
+ ?M -
+ ?T -
+ ?D {
+ puts -nonewline $fd "[encoding convertto $path]\0"
+ display_file $path ?_
+ }
+ }
+ }
+
+ $::main_status update $update_index_cp $totalCnt
+}
+
+proc unstage_helper {txt paths} {
+ global file_states current_diff_path
+
+ if {![lock_index begin-update]} return
+
+ set pathList [list]
+ set after {}
+ foreach path $paths {
+ switch -glob -- [lindex $file_states($path) 0] {
+ A? -
+ M? -
+ T_ -
+ D? {
+ lappend pathList $path
+ if {$path eq $current_diff_path} {
+ set after {reshow_diff;}
+ }
+ }
+ }
+ }
+ if {$pathList eq {}} {
+ unlock_index
+ } else {
+ update_indexinfo \
+ $txt \
+ $pathList \
+ [concat $after [list ui_ready]]
+ }
+}
+
+proc do_unstage_selection {} {
+ global current_diff_path selected_paths
+
+ if {[array size selected_paths] > 0} {
+ unstage_helper \
+ {Unstaging selected files from commit} \
+ [array names selected_paths]
+ } elseif {$current_diff_path ne {}} {
+ unstage_helper \
+ [mc "Unstaging %s from commit" [short_path $current_diff_path]] \
+ [list $current_diff_path]
+ }
+}
+
+proc add_helper {txt paths} {
+ global file_states current_diff_path
+
+ if {![lock_index begin-update]} return
+
+ set pathList [list]
+ set after {}
+ foreach path $paths {
+ switch -glob -- [lindex $file_states($path) 0] {
+ _U -
+ U? {
+ if {$path eq $current_diff_path} {
+ unlock_index
+ merge_stage_workdir $path
+ return
+ }
+ }
+ _O -
+ ?M -
+ ?D -
+ ?T {
+ lappend pathList $path
+ if {$path eq $current_diff_path} {
+ set after {reshow_diff;}
+ }
+ }
+ }
+ }
+ if {$pathList eq {}} {
+ unlock_index
+ } else {
+ update_index \
+ $txt \
+ $pathList \
+ [concat $after {ui_status [mc "Ready to commit."]}]
+ }
+}
+
+proc do_add_selection {} {
+ global current_diff_path selected_paths
+
+ if {[array size selected_paths] > 0} {
+ add_helper \
+ {Adding selected files} \
+ [array names selected_paths]
+ } elseif {$current_diff_path ne {}} {
+ add_helper \
+ [mc "Adding %s" [short_path $current_diff_path]] \
+ [list $current_diff_path]
+ }
+}
+
+proc do_add_all {} {
+ global file_states
+
+ set paths [list]
+ foreach path [array names file_states] {
+ switch -glob -- [lindex $file_states($path) 0] {
+ U? {continue}
+ ?M -
+ ?T -
+ ?D {lappend paths $path}
+ }
+ }
+ add_helper {Adding all changed files} $paths
+}
+
+proc revert_helper {txt paths} {
+ global file_states current_diff_path
+
+ if {![lock_index begin-update]} return
+
+ set pathList [list]
+ set after {}
+ foreach path $paths {
+ switch -glob -- [lindex $file_states($path) 0] {
+ U? {continue}
+ ?M -
+ ?T -
+ ?D {
+ lappend pathList $path
+ if {$path eq $current_diff_path} {
+ set after {reshow_diff;}
+ }
+ }
+ }
+ }
+
+
+ # Split question between singular and plural cases, because
+ # such distinction is needed in some languages. Previously, the
+ # code used "Revert changes in" for both, but that can't work
+ # in languages where 'in' must be combined with word from
+ # rest of string (in diffrent way for both cases of course).
+ #
+ # FIXME: Unfortunately, even that isn't enough in some languages
+ # as they have quite complex plural-form rules. Unfortunately,
+ # msgcat doesn't seem to support that kind of string translation.
+ #
+ set n [llength $pathList]
+ if {$n == 0} {
+ unlock_index
+ return
+ } elseif {$n == 1} {
+ set query [mc "Revert changes in file %s?" [short_path [lindex $pathList]]]
+ } else {
+ set query [mc "Revert changes in these %i files?" $n]
+ }
+
+ set reply [tk_dialog \
+ .confirm_revert \
+ "[appname] ([reponame])" \
+ "$query
+
+[mc "Any unstaged changes will be permanently lost by the revert."]" \
+ question \
+ 1 \
+ [mc "Do Nothing"] \
+ [mc "Revert Changes"] \
+ ]
+ if {$reply == 1} {
+ checkout_index \
+ $txt \
+ $pathList \
+ [concat $after [list ui_ready]]
+ } else {
+ unlock_index
+ }
+}
+
+proc do_revert_selection {} {
+ global current_diff_path selected_paths
+
+ if {[array size selected_paths] > 0} {
+ revert_helper \
+ [mc "Reverting selected files"] \
+ [array names selected_paths]
+ } elseif {$current_diff_path ne {}} {
+ revert_helper \
+ [mc "Reverting %s" [short_path $current_diff_path]] \
+ [list $current_diff_path]
+ }
+}
+
+proc do_select_commit_type {} {
+ global commit_type selected_commit_type
+
+ if {$selected_commit_type eq {new}
+ && [string match amend* $commit_type]} {
+ create_new_commit
+ } elseif {$selected_commit_type eq {amend}
+ && ![string match amend* $commit_type]} {
+ load_last_commit
+
+ # The amend request was rejected...
+ #
+ if {![string match amend* $commit_type]} {
+ set selected_commit_type new
+ }
+ }
+}