git-gui: Maintain the same file list for diff during refresh.
[gitweb.git] / git-gui.sh
index 842fccc9f8c6ebc1510e052242e447b59454e949..b0a195ce8a16a4a9868b5f23376af1f44759f7e3 100755 (executable)
@@ -428,6 +428,7 @@ proc load_message {file} {
                }
                set content [string trim [read $fd]]
                close $fd
+               regsub -all -line {[ \r\t]+$} $content {} content
                $ui_comm delete 0.0 end
                $ui_comm insert end $content
                return 1
@@ -545,13 +546,15 @@ proc prune_selection {} {
 ## diff
 
 proc clear_diff {} {
-       global ui_diff current_diff_path ui_index ui_workdir
+       global ui_diff current_diff_path current_diff_header
+       global ui_index ui_workdir
 
        $ui_diff conf -state normal
        $ui_diff delete 0.0 end
        $ui_diff conf -state disabled
 
        set current_diff_path {}
+       set current_diff_header {}
 
        $ui_index tag remove in_diff 0.0 end
        $ui_workdir tag remove in_diff 0.0 end
@@ -599,21 +602,18 @@ proc show_diff {path w {lno {}}} {
        global file_states file_lists
        global is_3way_diff diff_active repo_config
        global ui_diff ui_status_value ui_index ui_workdir
-       global current_diff_path current_diff_side
+       global current_diff_path current_diff_side current_diff_header
 
        if {$diff_active || ![lock_index read]} return
 
        clear_diff
-       if {$w eq {} || $lno == {}} {
-               foreach w [array names file_lists] {
-                       set lno [lsearch -sorted $file_lists($w) $path]
-                       if {$lno >= 0} {
-                               incr lno
-                               break
-                       }
+       if {$lno == {}} {
+               set lno [lsearch -sorted $file_lists($w) $path]
+               if {$lno >= 0} {
+                       incr lno
                }
        }
-       if {$w ne {} && $lno >= 1} {
+       if {$lno >= 1} {
                $w tag add in_diff $lno.0 [expr {$lno + 1}].0
        }
 
@@ -623,6 +623,7 @@ proc show_diff {path w {lno {}}} {
        set diff_active 1
        set current_diff_path $path
        set current_diff_side $w
+       set current_diff_header {}
        set ui_status_value "Loading diff of [escape_path $path]..."
 
        # - Git won't give us the diff, there's nothing to compare to!
@@ -707,22 +708,30 @@ proc show_diff {path w {lno {}}} {
                return
        }
 
-       fconfigure $fd -blocking 0 -translation auto
+       fconfigure $fd \
+               -blocking 0 \
+               -encoding binary \
+               -translation binary
        fileevent $fd readable [list read_diff $fd]
 }
 
 proc read_diff {fd} {
-       global ui_diff ui_status_value is_3way_diff diff_active
+       global ui_diff ui_status_value diff_active
+       global is_3way_diff current_diff_header
 
        $ui_diff conf -state normal
        while {[gets $fd line] >= 0} {
                # -- Cleanup uninteresting diff header lines.
                #
-               if {[string match {diff --git *}      $line]} continue
-               if {[string match {diff --cc *}       $line]} continue
-               if {[string match {diff --combined *} $line]} continue
-               if {[string match {--- *}             $line]} continue
-               if {[string match {+++ *}             $line]} continue
+               if {   [string match {diff --git *}      $line]
+                       || [string match {diff --cc *}       $line]
+                       || [string match {diff --combined *} $line]
+                       || [string match {--- *}             $line]
+                       || [string match {+++ *}             $line]} {
+                       append current_diff_header $line "\n"
+                       continue
+               }
+               if {[string match {index *} $line]} continue
                if {$line eq {deleted file mode 120000}} {
                        set line "deleted symlink"
                }
@@ -731,8 +740,7 @@ proc read_diff {fd} {
                #
                if {[string match {@@@ *} $line]} {set is_3way_diff 1}
 
-               if {[string match {index *} $line]
-                       || [string match {mode *} $line]
+               if {[string match {mode *} $line]
                        || [string match {new file *} $line]
                        || [string match {deleted file *} $line]
                        || [string match {Binary files * and * differ} $line]
@@ -783,6 +791,9 @@ proc read_diff {fd} {
                        }
                }
                $ui_diff insert end $line $tags
+               if {[string index $line end] eq "\r"} {
+                       $ui_diff tag add d_cr {end - 2c}
+               }
                $ui_diff insert end "\n" $tags
        }
        $ui_diff conf -state disabled
@@ -799,6 +810,77 @@ proc read_diff {fd} {
        }
 }
 
+proc apply_hunk {x y} {
+       global current_diff_path current_diff_header current_diff_side
+       global ui_diff ui_index file_states
+
+       if {$current_diff_path eq {} || $current_diff_header eq {}} return
+       if {![lock_index apply_hunk]} return
+
+       set apply_cmd {git apply --cached --whitespace=nowarn}
+       set mi [lindex $file_states($current_diff_path) 0]
+       if {$current_diff_side eq $ui_index} {
+               set mode unstage
+               lappend apply_cmd --reverse
+               if {[string index $mi 0] ne {M}} {
+                       unlock_index
+                       return
+               }
+       } else {
+               set mode stage
+               if {[string index $mi 1] ne {M}} {
+                       unlock_index
+                       return
+               }
+       }
+
+       set s_lno [lindex [split [$ui_diff index @$x,$y] .] 0]
+       set s_lno [$ui_diff search -backwards -regexp ^@@ $s_lno.0 0.0]
+       if {$s_lno eq {}} {
+               unlock_index
+               return
+       }
+
+       set e_lno [$ui_diff search -forwards -regexp ^@@ "$s_lno + 1 lines" end]
+       if {$e_lno eq {}} {
+               set e_lno end
+       }
+
+       if {[catch {
+               set p [open "| $apply_cmd" w]
+               fconfigure $p -translation binary -encoding binary
+               puts -nonewline $p $current_diff_header
+               puts -nonewline $p [$ui_diff get $s_lno $e_lno]
+               close $p} err]} {
+               error_popup "Failed to $mode selected hunk.\n\n$err"
+               unlock_index
+               return
+       }
+
+       $ui_diff conf -state normal
+       $ui_diff delete $s_lno $e_lno
+       $ui_diff conf -state disabled
+
+       if {[$ui_diff get 1.0 end] eq "\n"} {
+               set o _
+       } else {
+               set o ?
+       }
+
+       if {$current_diff_side eq $ui_index} {
+               set mi ${o}M
+       } elseif {[string index $mi 0] eq {_}} {
+               set mi M$o
+       } else {
+               set mi ?$o
+       }
+       unlock_index
+       display_file $current_diff_path $mi
+       if {$o eq {_}} {
+               clear_diff
+       }
+}
+
 ######################################################################
 ##
 ## commit
@@ -962,6 +1044,7 @@ You must add at least 1 file before you can commit.
        # -- A message is required.
        #
        set msg [string trim [$ui_comm get 1.0 end]]
+       regsub -all -line {[ \t\r]+$} $msg {} msg
        if {$msg eq {}} {
                error_popup {Please supply a commit message.
 
@@ -1736,7 +1819,9 @@ proc populate_branch_menu {} {
                }
        }
 
-       $m add separator
+       if {$all_heads ne {}} {
+               $m add separator
+       }
        foreach b $all_heads {
                $m add radiobutton \
                        -label $b \
@@ -1779,8 +1864,9 @@ proc do_create_branch_action {w} {
        global all_heads null_sha1 repo_config
        global create_branch_checkout create_branch_revtype
        global create_branch_head create_branch_trackinghead
+       global create_branch_name create_branch_revexp
 
-       set newbranch [string trim [$w.desc.name_t get 0.0 end]]
+       set newbranch $create_branch_name
        if {$newbranch eq {}
                || $newbranch eq $repo_config(gui.newbranchtemplate)} {
                tk_messageBox \
@@ -1817,7 +1903,7 @@ proc do_create_branch_action {w} {
        switch -- $create_branch_revtype {
        head {set rev $create_branch_head}
        tracking {set rev $create_branch_trackinghead}
-       expression {set rev [string trim [$w.from.exp_t get 0.0 end]]}
+       expression {set rev $create_branch_revexp}
        }
        if {[catch {set cmt [exec git rev-parse --verify "${rev}^0"]}]} {
                tk_messageBox \
@@ -1872,6 +1958,7 @@ proc do_create_branch {} {
        global all_heads current_branch repo_config
        global create_branch_checkout create_branch_revtype
        global create_branch_head create_branch_trackinghead
+       global create_branch_name create_branch_revexp
 
        set w .branch_editor
        toplevel $w
@@ -1897,26 +1984,18 @@ proc do_create_branch {} {
                -text {Branch Description} \
                -font font_ui
        label $w.desc.name_l -text {Name:} -font font_ui
-       text $w.desc.name_t \
+       entry $w.desc.name_t \
                -borderwidth 1 \
                -relief sunken \
-               -height 1 \
                -width 40 \
-               -font font_ui
-       $w.desc.name_t insert 0.0 $repo_config(gui.newbranchtemplate)
-       grid $w.desc.name_l $w.desc.name_t -sticky we -padx {0 5}
-       bind $w.desc.name_t <Shift-Key-Tab> {focus [tk_focusPrev %W];break}
-       bind $w.desc.name_t <Key-Tab> {focus [tk_focusNext %W];break}
-       bind $w.desc.name_t <Key-Return> "do_create_branch_action $w;break"
-       bind $w.desc.name_t <Key> {
-               if {{%K} ne {BackSpace}
-                       && {%K} ne {Tab}
-                       && {%K} ne {Escape}
-                       && {%K} ne {Return}} {
-                       if {%k <= 32} break
-                       if {[string first %A {~^:?*[}] >= 0} break
+               -textvariable create_branch_name \
+               -font font_ui \
+               -validate key \
+               -validatecommand {
+                       if {%d == 1 && [regexp {[~^:?*\[\0- ]} %S]} {return 0}
+                       return 1
                }
-       }
+       grid $w.desc.name_l $w.desc.name_t -sticky we -padx {0 5}
        grid columnconfigure $w.desc 1 -weight 1
        pack $w.desc -anchor nw -fill x -pady 5 -padx 5
 
@@ -1948,18 +2027,21 @@ proc do_create_branch {} {
                -value expression \
                -variable create_branch_revtype \
                -font font_ui
-       text $w.from.exp_t \
+       entry $w.from.exp_t \
                -borderwidth 1 \
                -relief sunken \
-               -height 1 \
                -width 50 \
-               -font font_ui
+               -textvariable create_branch_revexp \
+               -font font_ui \
+               -validate key \
+               -validatecommand {
+                       if {%d == 1 && [regexp {\s} %S]} {return 0}
+                       if {%d == 1 && [string length %S] > 0} {
+                               set create_branch_revtype expression
+                       }
+                       return 1
+               }
        grid $w.from.exp_r $w.from.exp_t -sticky we -padx {0 5}
-       bind $w.from.exp_t <Shift-Key-Tab> {focus [tk_focusPrev %W];break}
-       bind $w.from.exp_t <Key-Tab> {focus [tk_focusNext %W];break}
-       bind $w.from.exp_t <Key-Return> "do_create_branch_action $w;break"
-       bind $w.from.exp_t <Key-space> break
-       bind $w.from.exp_t <Key> {set create_branch_revtype expression}
        grid columnconfigure $w.from 1 -weight 1
        pack $w.from -anchor nw -fill x -pady 5 -padx 5
 
@@ -1976,8 +2058,14 @@ proc do_create_branch {} {
        set create_branch_checkout 1
        set create_branch_head $current_branch
        set create_branch_revtype head
+       set create_branch_name $repo_config(gui.newbranchtemplate)
+       set create_branch_revexp {}
 
-       bind $w <Visibility> "grab $w; focus $w.desc.name_t"
+       bind $w <Visibility> "
+               grab $w
+               $w.desc.name_t icursor end
+               focus $w.desc.name_t
+       "
        bind $w <Key-Escape> "destroy $w"
        bind $w <Key-Return> "do_create_branch_action $w;break"
        wm title $w "[appname] ([reponame]): Create Branch"
@@ -2180,6 +2268,13 @@ The rescan will be automatically started now.
                return
        }
 
+       # -- Don't do a pointless switch.
+       #
+       if {$current_branch eq $new_branch} {
+               unlock_index
+               return
+       }
+
        if {$repo_config(gui.trustmtime) eq {true}} {
                switch_branch_stage2 {} $new_branch
        } else {
@@ -2340,9 +2435,10 @@ proc load_all_remotes {} {
        set all_remotes [lsort -unique $all_remotes]
 }
 
-proc populate_fetch_menu {m} {
+proc populate_fetch_menu {} {
        global all_remotes repo_config
 
+       set m .mbar.fetch
        foreach r $all_remotes {
                set enable 0
                if {![catch {set a $repo_config(remote.$r.url)}]} {
@@ -2371,9 +2467,10 @@ proc populate_fetch_menu {m} {
        }
 }
 
-proc populate_push_menu {m} {
+proc populate_push_menu {} {
        global all_remotes repo_config
 
+       set m .mbar.push
        foreach r $all_remotes {
                set enable 0
                if {![catch {set a $repo_config(remote.$r.url)}]} {
@@ -2402,43 +2499,6 @@ proc populate_push_menu {m} {
        }
 }
 
-proc populate_pull_menu {m} {
-       global repo_config all_remotes disable_on_lock
-
-       foreach remote $all_remotes {
-               set rb_list [list]
-               if {[array get repo_config remote.$remote.url] ne {}} {
-                       if {[array get repo_config remote.$remote.fetch] ne {}} {
-                               foreach line $repo_config(remote.$remote.fetch) {
-                                       if {[regexp {^([^:]+):} $line line rb]} {
-                                               lappend rb_list $rb
-                                       }
-                               }
-                       }
-               } else {
-                       catch {
-                               set fd [open [gitdir remotes $remote] r]
-                               while {[gets $fd line] >= 0} {
-                                       if {[regexp {^Pull:[ \t]*([^:]+):} $line line rb]} {
-                                               lappend rb_list $rb
-                                       }
-                               }
-                               close $fd
-                       }
-               }
-
-               foreach rb $rb_list {
-                       regsub ^refs/heads/ $rb {} rb_short
-                       $m add command \
-                               -label "Branch $rb_short from $remote..." \
-                               -command [list pull_remote $remote $rb] \
-                               -font font_ui
-                       lappend disable_on_lock \
-                               [list $m entryconf [$m index last] -state]
-               }
-       }
-}
-
 ######################################################################
 ##
 ## icons
@@ -2814,6 +2874,16 @@ proc do_stats {} {
        }
        close $fd
 
+       set packed_sz 0
+       foreach p [glob -directory [gitdir objects pack] \
+               -type f \
+               -nocomplain -- *] {
+               incr packed_sz [file size $p]
+       }
+       if {$packed_sz > 0} {
+               set stats(size-pack) [expr {$packed_sz / 1024}]
+       }
+
        set w .stats_view
        toplevel $w
        wm geometry $w "+[winfo rootx .]+[winfo rooty .]"
@@ -2839,6 +2909,7 @@ proc do_stats {} {
                {size            {Disk space used by loose objects} { KiB}}
                {in-pack         {Number of packed objects}}
                {packs           {Number of packs}}
+               {size-pack       {Disk space used by packed objects} { KiB}}
                {prune-packable  {Packed objects waiting for pruning}}
                {garbage         {Garbage files}}
                } {
@@ -2853,7 +2924,7 @@ proc do_stats {} {
                label $w.stat.v_$name -text $value -anchor w -font font_ui
                grid $w.stat.l_$name $w.stat.v_$name -sticky we -padx {0 5}
        }
-       pack $w.stat
+       pack $w.stat -pady 10 -padx 10
 
        bind $w <Visibility> "grab $w; focus $w"
        bind $w <Key-Escape> [list destroy $w]
@@ -2889,12 +2960,13 @@ proc do_quit {} {
        #
        set save [gitdir GITGUI_MSG]
        set msg [string trim [$ui_comm get 0.0 end]]
-       if {![string match amend* $commit_type]
-               && [$ui_comm edit modified]
+       regsub -all -line {[ \r\t]+$} $msg {} msg
+       if {(![string match amend* $commit_type]
+               || [$ui_comm edit modified])
                && $msg ne {}} {
                catch {
                        set fd [open $save w]
-                       puts $fd [string trim [$ui_comm get 0.0 end]]
+                       puts -nonewline $fd $msg
                        close $fd
                }
        } else {
@@ -3231,10 +3303,7 @@ proc do_options {} {
        pack $w.buttons.restore -side left
        button $w.buttons.save -text Save \
                -font font_ui \
-               -command "
-                       catch {eval \[bind \[focus -displayof $w\] <FocusOut>\]}
-                       do_save_config $w
-               "
+               -command [list do_save_config $w]
        pack $w.buttons.save -side right
        button $w.buttons.cancel -text {Cancel} \
                -font font_ui \
@@ -3284,21 +3353,12 @@ proc do_options {} {
                        t {
                                frame $w.$f.$name
                                label $w.$f.$name.l -text "$text:" -font font_ui
-                               text $w.$f.$name.v \
+                               entry $w.$f.$name.v \
                                        -borderwidth 1 \
                                        -relief sunken \
-                                       -height 1 \
                                        -width 20 \
+                                       -textvariable ${f}_config_new(gui.$name) \
                                        -font font_ui
-                               $w.$f.$name.v insert 0.0 [set ${f}_config_new(gui.$name)]
-                               bind $w.$f.$name.v <Shift-Key-Tab> {focus [tk_focusPrev %W];break}
-                               bind $w.$f.$name.v <Key-Tab> {focus [tk_focusNext %W];break}
-                               bind $w.$f.$name.v <Key-Return> break
-                               bind $w.$f.$name.v <FocusIn> "$w.$f.$name.v tag add sel 0.0 end"
-                               bind $w.$f.$name.v <FocusOut> "
-                                       set ${f}_config_new(gui.$name) \
-                                       \[string trim \[$w.$f.$name.v get 0.0 end\]\]
-                               "
                                pack $w.$f.$name.l -side left -anchor w
                                pack $w.$f.$name.v -side left -anchor w \
                                        -fill x -expand 1 \
@@ -3662,7 +3722,6 @@ if {!$single_commit} {
 .mbar add cascade -label Commit -menu .mbar.commit
 if {!$single_commit} {
        .mbar add cascade -label Fetch -menu .mbar.fetch
-       .mbar add cascade -label Pull -menu .mbar.pull
        .mbar add cascade -label Push -menu .mbar.push
 }
 . configure -menu .mbar
@@ -3674,12 +3733,10 @@ menu .mbar.repository
        -label {Visualize Current Branch} \
        -command {do_gitk {}} \
        -font font_ui
-if {![is_MacOSX]} {
-       .mbar.repository add command \
-               -label {Visualize All Branches} \
-               -command {do_gitk {--all}} \
-               -font font_ui
-}
+.mbar.repository add command \
+       -label {Visualize All Branches} \
+       -command {do_gitk {--all}} \
+       -font font_ui
 .mbar.repository add separator
 
 if {!$single_commit} {
@@ -3842,7 +3899,6 @@ lappend disable_on_lock \
 #
 if {!$single_commit} {
        menu .mbar.fetch
-       menu .mbar.pull
        menu .mbar.push
 }
 
@@ -4131,6 +4187,7 @@ bind_button3 $ui_comm "tk_popup $ctxm %X %Y"
 # -- Diff Header
 #
 set current_diff_path {}
+set current_diff_side {}
 set diff_actions [list]
 proc trace_current_diff_path {varname args} {
        global current_diff_path diff_actions file_states
@@ -4211,6 +4268,7 @@ pack $ui_diff -side left -fill both -expand 1
 pack .vpane.lower.diff.header -side top -fill x
 pack .vpane.lower.diff.body -side bottom -fill both -expand 1
 
+$ui_diff tag conf d_cr -elide true
 $ui_diff tag conf d_@ -foreground blue -font font_diffbold
 $ui_diff tag conf d_+ -foreground {#00a000}
 $ui_diff tag conf d_- -foreground red
@@ -4250,6 +4308,7 @@ $ctxm add command \
        -label {Refresh} \
        -font font_ui \
        -command reshow_diff
+lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
 $ctxm add command \
        -label {Copy} \
        -font font_ui \
@@ -4270,6 +4329,13 @@ $ctxm add command \
        }
 lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
 $ctxm add separator
+$ctxm add command \
+       -label {Apply/Reverse Hunk} \
+       -font font_ui \
+       -command {apply_hunk $cursorX $cursorY}
+set ui_diff_applyhunk [$ctxm index last]
+lappend diff_actions [list $ctxm entryconf $ui_diff_applyhunk -state]
+$ctxm add separator
 $ctxm add command \
        -label {Decrease Font Size} \
        -font font_ui \
@@ -4301,7 +4367,17 @@ $ctxm add separator
 $ctxm add command -label {Options...} \
        -font font_ui \
        -command do_options
-bind_button3 $ui_diff "tk_popup $ctxm %X %Y"
+bind_button3 $ui_diff "
+       set cursorX %x
+       set cursorY %y
+       if {\$ui_index eq \$current_diff_side} {
+               $ctxm entryconf $ui_diff_applyhunk -label {Unstage Hunk From Commit}
+       } else {
+               $ctxm entryconf $ui_diff_applyhunk -label {Stage Hunk For Commit}
+       }
+       tk_popup $ctxm %X %Y
+"
+unset ui_diff_applyhunk
 
 # -- Status Bar
 #
@@ -4354,6 +4430,7 @@ bind $ui_diff <Key-Up>     {catch {%W yview scroll -1 units};break}
 bind $ui_diff <Key-Down>   {catch {%W yview scroll  1 units};break}
 bind $ui_diff <Key-Left>   {catch {%W xview scroll -1 units};break}
 bind $ui_diff <Key-Right>  {catch {%W xview scroll  1 units};break}
+bind $ui_diff <Button-1>   {focus %W}
 
 if {!$single_commit} {
        bind . <$M1B-Key-n> do_create_branch
@@ -4457,9 +4534,8 @@ if {!$single_commit} {
        load_all_heads
 
        populate_branch_menu
-       populate_fetch_menu .mbar.fetch
-       populate_pull_menu .mbar.pull
-       populate_push_menu .mbar.push
+       populate_fetch_menu
+       populate_push_menu
 }
 
 # -- Only suggest a gc run if we are going to stay running.