git-gui: Don't offer tracking branches if none exist.
[gitweb.git] / git-gui.sh
index 2d130faba458cbbf62dcb43d47c5bc3991f27470..c4ab824b9d860d06e0fe9239671cf2653cc4e396 100755 (executable)
@@ -556,14 +556,17 @@ proc clear_diff {} {
 }
 
 proc reshow_diff {} {
-       global ui_status_value file_states
+       global ui_status_value file_states file_lists
        global current_diff_path current_diff_side
 
-       if {$current_diff_path eq {}
-               || [catch {set s $file_states($current_diff_path)}]} {
+       set p $current_diff_path
+       if {$p eq {}
+               || $current_diff_side eq {}
+               || [catch {set s $file_states($p)}]
+               || [lsearch -sorted $file_lists($current_diff_side) $p] == -1} {
                clear_diff
        } else {
-               show_diff $current_diff_path $current_diff_side
+               show_diff $p $current_diff_side
        }
 }
 
@@ -693,6 +696,7 @@ proc read_diff {fd} {
                # -- 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
@@ -704,27 +708,50 @@ proc read_diff {fd} {
                #
                if {[string match {@@@ *} $line]} {set is_3way_diff 1}
 
-               # -- Reformat a 3 way diff, 'cause its too weird.
-               #
-               if {$is_3way_diff} {
+               if {[string match {index *} $line]
+                       || [regexp {^\* Unmerged path } $line]} {
+                       set tags {}
+               } elseif {$is_3way_diff} {
                        set op [string range $line 0 1]
                        switch -- $op {
+                       {  } {set tags {}}
                        {@@} {set tags d_@}
-                       {++} {set tags d_+ ; set op { +}}
-                       {--} {set tags d_- ; set op { -}}
-                       { +} {set tags d_++; set op {++}}
-                       { -} {set tags d_--; set op {--}}
-                       {+ } {set tags d_-+; set op {-+}}
-                       {- } {set tags d_+-; set op {+-}}
-                       default {set tags {}}
+                       { +} {set tags d_s+}
+                       { -} {set tags d_s-}
+                       {+ } {set tags d_+s}
+                       {- } {set tags d_-s}
+                       {--} {set tags d_--}
+                       {++} {
+                               if {[regexp {^\+\+([<>]{7} |={7})} $line _g op]} {
+                                       set line [string replace $line 0 1 {  }]
+                                       set tags d$op
+                               } else {
+                                       set tags d_++
+                               }
+                       }
+                       default {
+                               puts "error: Unhandled 3 way diff marker: {$op}"
+                               set tags {}
+                       }
                        }
-                       set line [string replace $line 0 1 $op]
                } else {
-                       switch -- [string index $line 0] {
-                       @ {set tags d_@}
-                       + {set tags d_+}
-                       - {set tags d_-}
-                       default {set tags {}}
+                       set op [string index $line 0]
+                       switch -- $op {
+                       { } {set tags {}}
+                       {@} {set tags d_@}
+                       {-} {set tags d_-}
+                       {+} {
+                               if {[regexp {^\+([<>]{7} |={7})} $line _g op]} {
+                                       set line [string replace $line 0 0 { }]
+                                       set tags d$op
+                               } else {
+                                       set tags d_+
+                               }
+                       }
+                       default {
+                               puts "error: Unhandled 2 way diff marker: {$op}"
+                               set tags {}
+                       }
                        }
                }
                $ui_diff insert end $line $tags
@@ -870,12 +897,12 @@ The rescan will be automatically started now.
                _? {continue}
                A? -
                D? -
-               M? {set files_ready 1; break}
+               M? {set files_ready 1}
                U? {
                        error_popup "Unmerged files cannot be committed.
 
 File [short_path $path] has merge conflicts.
-You must resolve them and include the file before committing.
+You must resolve them and add the file before committing.
 "
                        unlock_index
                        return
@@ -889,9 +916,9 @@ File [short_path $path] cannot be committed by this program.
                }
        }
        if {!$files_ready} {
-               error_popup {No included files to commit.
+               info_popup {No changes to commit.
 
-You must include at least 1 file before you can commit.
+You must add at least 1 file before you can commit.
 }
                unlock_index
                return
@@ -1297,20 +1324,27 @@ proc display_file {path state} {
        set new_m [lindex $s 0]
        set icon_name [lindex $s 1]
 
-       set s [string index $new_m 0]
-       if {$s eq {U}} {
-               set s _
+       set o [string index $old_m 0]
+       set n [string index $new_m 0]
+       if {$o eq {U}} {
+               set o _
        }
-       display_file_helper     $ui_index $path $icon_name \
-               [string index $old_m 0] $s
+       if {$n eq {U}} {
+               set n _
+       }
+       display_file_helper     $ui_index $path $icon_name $o $n
 
+       if {[string index $old_m 0] eq {U}} {
+               set o U
+       } else {
+               set o [string index $old_m 1]
+       }
        if {[string index $new_m 0] eq {U}} {
-               set s U
+               set n U
        } else {
-               set s [string index $new_m 1]
+               set n [string index $new_m 1]
        }
-       display_file_helper     $ui_workdir $path $icon_name \
-               [string index $old_m 1] $s
+       display_file_helper     $ui_workdir $path $icon_name $o $n
 
        if {$new_m eq {__}} {
                unset file_states($path)
@@ -1645,12 +1679,23 @@ proc populate_branch_menu {} {
        }
 }
 
+proc all_tracking_branches {} {
+       global tracking_branches
+
+       set all_trackings [list]
+       foreach b [array names tracking_branches] {
+               regsub ^refs/(heads|remotes)/ $b {} b
+               lappend all_trackings $b
+       }
+       return [lsort -unique $all_trackings]
+}
+
 proc do_create_branch_action {w} {
        global all_heads null_sha1
        global create_branch_checkout create_branch_revtype
        global create_branch_head create_branch_trackinghead
 
-       set newbranch [string trim [$w.name.t get 0.0 end]]
+       set newbranch [string trim [$w.desc.name_t get 0.0 end]]
        if {![catch {exec git show-ref --verify -- "refs/heads/$newbranch"}]} {
                tk_messageBox \
                        -icon error \
@@ -1658,7 +1703,7 @@ proc do_create_branch_action {w} {
                        -title [wm title $w] \
                        -parent $w \
                        -message "Branch '$newbranch' already exists."
-               focus $w.name.t
+               focus $w.desc.name_t
                return
        }
        if {[catch {exec git check-ref-format "heads/$newbranch"}]} {
@@ -1668,7 +1713,7 @@ proc do_create_branch_action {w} {
                        -title [wm title $w] \
                        -parent $w \
                        -message "We do not like '$newbranch' as a branch name."
-               focus $w.name.t
+               focus $w.desc.name_t
                return
        }
 
@@ -1676,7 +1721,7 @@ 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 [string trim [$w.from.exp_t get 0.0 end]]}
        }
        if {[catch {set cmt [exec git rev-parse --verify "${rev}^0"]}]} {
                tk_messageBox \
@@ -1713,7 +1758,7 @@ proc do_create_branch_action {w} {
 }
 
 proc do_create_branch {} {
-       global all_heads current_branch tracking_branches
+       global all_heads current_branch
        global create_branch_checkout create_branch_revtype
        global create_branch_head create_branch_trackinghead
 
@@ -1742,20 +1787,21 @@ proc do_create_branch {} {
        pack $w.buttons.cancel -side right -padx 5
        pack $w.buttons -side bottom -fill x -pady 10 -padx 10
 
-       labelframe $w.name \
+       labelframe $w.desc \
                -text {Branch Description} \
                -font font_ui
-       label $w.name.l -text {Name:} -font font_ui
-       text $w.name.t \
+       label $w.desc.name_l -text {Name:} -font font_ui
+       text $w.desc.name_t \
                -borderwidth 1 \
                -relief sunken \
                -height 1 \
                -width 40 \
                -font font_ui
-       bind $w.name.t <Shift-Key-Tab> "focus $w.postActions.checkout;break"
-       bind $w.name.t <Key-Tab> "focus $w.from.exp.t;break"
-       bind $w.name.t <Key-Return> "do_create_branch_action $w;break"
-       bind $w.name.t <Key> {
+       grid $w.desc.name_l $w.desc.name_t -stick we -padx {0 5}
+       bind $w.desc.name_t <Shift-Key-Tab> "focus $w.postActions.checkout;break"
+       bind $w.desc.name_t <Key-Tab> "focus $w.from.exp_t;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}
@@ -1764,63 +1810,48 @@ proc do_create_branch {} {
                        if {[string first %A {~^:?*[}] >= 0} break
                }
        }
-       pack $w.name.l -side left -padx 5
-       pack $w.name.t -side left -fill x -expand 1
-       pack $w.name -anchor nw -fill x -pady 5 -padx 5
-
-       set all_trackings [list]
-       foreach b [array names tracking_branches] {
-               regsub ^refs/(heads|remotes)/ $b {} b
-               lappend all_trackings $b
-       }
-       set all_trackings [lsort -unique $all_trackings]
-       if {$all_trackings ne {}} {
-               set create_branch_trackinghead [lindex $all_trackings 0]
-       }
+       grid columnconfigure $w.desc 1 -weight 1
+       pack $w.desc -anchor nw -fill x -pady 5 -padx 5
 
        labelframe $w.from \
                -text {Starting Revision} \
                -font font_ui
-       frame $w.from.head
-       radiobutton $w.from.head.r \
+       radiobutton $w.from.head_r \
                -text {Local Branch:} \
                -value head \
                -variable create_branch_revtype \
                -font font_ui
-       eval tk_optionMenu $w.from.head.m create_branch_head $all_heads
-       pack $w.from.head.r -side left
-       pack $w.from.head.m -side left
-       frame $w.from.tracking
-       radiobutton $w.from.tracking.r \
-               -text {Tracking Branch:} \
-               -value tracking \
-               -variable create_branch_revtype \
-               -font font_ui
-       eval tk_optionMenu $w.from.tracking.m \
-               create_branch_trackinghead \
-               $all_trackings
-       pack $w.from.tracking.r -side left
-       pack $w.from.tracking.m -side left
-       frame $w.from.exp
-       radiobutton $w.from.exp.r \
+       eval tk_optionMenu $w.from.head_m create_branch_head $all_heads
+       grid $w.from.head_r $w.from.head_m -sticky w
+       set all_trackings [all_tracking_branches]
+       if {$all_trackings ne {}} {
+               set create_branch_trackinghead [lindex $all_trackings 0]
+               radiobutton $w.from.tracking_r \
+                       -text {Tracking Branch:} \
+                       -value tracking \
+                       -variable create_branch_revtype \
+                       -font font_ui
+               eval tk_optionMenu $w.from.tracking_m \
+                       create_branch_trackinghead \
+                       $all_trackings
+               grid $w.from.tracking_r $w.from.tracking_m -sticky w
+       }
+       radiobutton $w.from.exp_r \
                -text {Revision Expression:} \
                -value expression \
                -variable create_branch_revtype \
                -font font_ui
-       text $w.from.exp.t \
+       text $w.from.exp_t \
                -borderwidth 1 \
                -relief sunken \
                -height 1 \
                -width 50 \
                -font font_ui
-       bind $w.from.exp.t <Shift-Key-Tab> "focus $w.name.t;break"
-       bind $w.from.exp.t <Key-Tab> "focus $w.postActions.checkout;break"
-       bind $w.from.exp.t <Key-Return> "do_create_branch_action $w;break"
-       pack $w.from.exp.r -side left
-       pack $w.from.exp.t -side left -fill x -expand 1
-       pack $w.from.head -padx 5 -fill x -expand 1
-       pack $w.from.tracking -padx 5 -fill x -expand 1
-       pack $w.from.exp -padx 5 -fill x -expand 1
+       grid $w.from.exp_r $w.from.exp_t -stick we -padx {0 5}
+       bind $w.from.exp_t <Shift-Key-Tab> "focus $w.desc.name_t;break"
+       bind $w.from.exp_t <Key-Tab> "focus $w.postActions.checkout;break"
+       bind $w.from.exp_t <Key-Return> "do_create_branch_action $w;break"
+       grid columnconfigure $w.from 1 -weight 1
        pack $w.from -anchor nw -fill x -pady 5 -padx 5
 
        labelframe $w.postActions \
@@ -1833,7 +1864,7 @@ proc do_create_branch {} {
        pack $w.postActions.checkout -anchor nw
        pack $w.postActions -anchor nw -fill x -pady 5 -padx 5
 
-       bind $w <Visibility> "grab $w; focus $w.name.t"
+       bind $w <Visibility> "grab $w; 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"
@@ -1842,16 +1873,34 @@ proc do_create_branch {} {
 
 proc do_delete_branch_action {w} {
        global all_heads
-       global delete_branch_checkhead delete_branch_head
+       global delete_branch_checktype delete_branch_head delete_branch_trackinghead
+
+       set check_rev {}
+       switch -- $delete_branch_checktype {
+       head {set check_rev $delete_branch_head}
+       tracking {set check_rev $delete_branch_trackinghead}
+       always {set check_rev {:none}}
+       }
+       if {$check_rev eq {:none}} {
+               set check_cmt {}
+       } elseif {[catch {set check_cmt [exec git rev-parse --verify "${check_rev}^0"]}]} {
+               tk_messageBox \
+                       -icon error \
+                       -type ok \
+                       -title [wm title $w] \
+                       -parent $w \
+                       -message "Invalid check revision: $check_rev"
+               return
+       }
 
        set to_delete [list]
        set not_merged [list]
        foreach i [$w.list.l curselection] {
                set b [$w.list.l get $i]
                if {[catch {set o [exec git rev-parse --verify $b]}]} continue
-               if {$delete_branch_checkhead} {
-                       if {$b eq $delete_branch_head} continue
-                       if {[catch {set m [exec git merge-base $o $delete_branch_head]}]} continue
+               if {$check_cmt ne {}} {
+                       if {$b eq $check_rev} continue
+                       if {[catch {set m [exec git merge-base $o $check_cmt]}]} continue
                        if {$o ne $m} {
                                lappend not_merged $b
                                continue
@@ -1860,7 +1909,7 @@ proc do_delete_branch_action {w} {
                lappend to_delete [list $b $o]
        }
        if {$not_merged ne {}} {
-               set msg "The following branches are not completely merged into $delete_branch_head:
+               set msg "The following branches are not completely merged into $check_rev:
 
  - [join $not_merged "\n - "]"
                tk_messageBox \
@@ -1871,7 +1920,7 @@ proc do_delete_branch_action {w} {
                        -message $msg
        }
        if {$to_delete eq {}} return
-       if {!$delete_branch_checkhead} {
+       if {$delete_branch_checktype eq {always}} {
                set msg {Recovering deleted branches is difficult.
 
 Delete the selected branches?}
@@ -1915,10 +1964,11 @@ Delete the selected branches?}
 
 proc do_delete_branch {} {
        global all_heads tracking_branches current_branch
-       global delete_branch_checkhead delete_branch_head
+       global delete_branch_checktype delete_branch_head delete_branch_trackinghead
 
-       set delete_branch_checkhead 1
+       set delete_branch_checktype head
        set delete_branch_head $current_branch
+       set delete_branch_trackinghead {}
 
        set w .branch_editor
        toplevel $w
@@ -1955,26 +2005,36 @@ proc do_delete_branch {} {
        pack $w.list.l -fill both -pady 5 -padx 5
        pack $w.list -fill both -pady 5 -padx 5
 
-       set all_trackings [list]
-       foreach b [array names tracking_branches] {
-               regsub ^refs/(heads|remotes)/ $b {} b
-               lappend all_trackings $b
-       }
-
        labelframe $w.validate \
-               -text {Only Delete If} \
+               -text {Delete Only If} \
                -font font_ui
-       frame $w.validate.head
-       checkbutton $w.validate.head.r \
-               -text {Already Merged Into:} \
-               -variable delete_branch_checkhead \
+       radiobutton $w.validate.head_r \
+               -text {Merged Into Local Branch:} \
+               -value head \
+               -variable delete_branch_checktype \
                -font font_ui
-       eval tk_optionMenu $w.validate.head.m delete_branch_head \
-               $all_heads \
-               [lsort -unique $all_trackings]
-       pack $w.validate.head.r -side left
-       pack $w.validate.head.m -side left
-       pack $w.validate.head -padx 5 -fill x -expand 1
+       eval tk_optionMenu $w.validate.head_m delete_branch_head $all_heads
+       grid $w.validate.head_r $w.validate.head_m -sticky w
+       set all_trackings [all_tracking_branches]
+       if {$all_trackings ne {}} {
+               set delete_branch_trackinghead [lindex $all_trackings 0]
+               radiobutton $w.validate.tracking_r \
+                       -text {Merged Into Tracking Branch:} \
+                       -value tracking \
+                       -variable delete_branch_checktype \
+                       -font font_ui
+               eval tk_optionMenu $w.validate.tracking_m \
+                       delete_branch_trackinghead \
+                       $all_trackings
+               grid $w.validate.tracking_r $w.validate.tracking_m -sticky w
+       }
+       radiobutton $w.validate.always_r \
+               -text {Always (Do not perform merge checks)} \
+               -value always \
+               -variable delete_branch_checktype \
+               -font font_ui
+       grid $w.validate.always_r -columnspan 2 -sticky w
+       grid columnconfigure $w.validate 1 -weight 1
        pack $w.validate -anchor nw -fill x -pady 5 -padx 5
 
        bind $w <Visibility> "grab $w; focus $w"
@@ -3593,13 +3653,17 @@ label .vpane.files.index.title -text {Changes To Be Committed} \
        -font font_ui
 text $ui_index -background white -borderwidth 0 \
        -width 40 -height 10 \
+       -wrap none \
        -font font_ui \
        -cursor $cursor_ptr \
-       -yscrollcommand {.vpane.files.index.sb set} \
+       -xscrollcommand {.vpane.files.index.sx set} \
+       -yscrollcommand {.vpane.files.index.sy set} \
        -state disabled
-scrollbar .vpane.files.index.sb -command [list $ui_index yview]
+scrollbar .vpane.files.index.sx -orient h -command [list $ui_index xview]
+scrollbar .vpane.files.index.sy -orient v -command [list $ui_index yview]
 pack .vpane.files.index.title -side top -fill x
-pack .vpane.files.index.sb -side right -fill y
+pack .vpane.files.index.sx -side bottom -fill x
+pack .vpane.files.index.sy -side right -fill y
 pack $ui_index -side left -fill both -expand 1
 .vpane.files add .vpane.files.index -sticky nsew
 
@@ -3611,13 +3675,17 @@ label .vpane.files.workdir.title -text {Changed But Not Updated} \
        -font font_ui
 text $ui_workdir -background white -borderwidth 0 \
        -width 40 -height 10 \
+       -wrap none \
        -font font_ui \
        -cursor $cursor_ptr \
-       -yscrollcommand {.vpane.files.workdir.sb set} \
+       -xscrollcommand {.vpane.files.workdir.sx set} \
+       -yscrollcommand {.vpane.files.workdir.sy set} \
        -state disabled
-scrollbar .vpane.files.workdir.sb -command [list $ui_workdir yview]
+scrollbar .vpane.files.workdir.sx -orient h -command [list $ui_workdir xview]
+scrollbar .vpane.files.workdir.sy -orient v -command [list $ui_workdir yview]
 pack .vpane.files.workdir.title -side top -fill x
-pack .vpane.files.workdir.sb -side right -fill y
+pack .vpane.files.workdir.sx -side bottom -fill x
+pack .vpane.files.workdir.sy -side right -fill y
 pack $ui_workdir -side left -fill both -expand 1
 .vpane.files add .vpane.files.workdir -sticky nsew
 
@@ -3855,22 +3923,45 @@ 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
 
-$ui_diff tag conf d_@ -font font_diffbold
-$ui_diff tag conf d_+  -foreground blue
-$ui_diff tag conf d_-  -foreground red
+$ui_diff tag conf d_@ -foreground blue -font font_diffbold
+$ui_diff tag conf d_+ -foreground {#00a000}
+$ui_diff tag conf d_- -foreground red
+
 $ui_diff tag conf d_++ -foreground {#00a000}
-$ui_diff tag conf d_-- -foreground {#a000a0}
-$ui_diff tag conf d_+- \
+$ui_diff tag conf d_-- -foreground red
+$ui_diff tag conf d_+s \
+       -foreground {#00a000} \
+       -background {#e2effa}
+$ui_diff tag conf d_-s \
        -foreground red \
-       -background {light goldenrod yellow}
-$ui_diff tag conf d_-+ \
-       -foreground blue \
-       -background azure2
+       -background {#e2effa}
+$ui_diff tag conf d_s+ \
+       -foreground {#00a000} \
+       -background ivory1
+$ui_diff tag conf d_s- \
+       -foreground red \
+       -background ivory1
+
+$ui_diff tag conf d<<<<<<< \
+       -foreground orange \
+       -font font_diffbold
+$ui_diff tag conf d======= \
+       -foreground orange \
+       -font font_diffbold
+$ui_diff tag conf d>>>>>>> \
+       -foreground orange \
+       -font font_diffbold
+
+$ui_diff tag raise sel
 
 # -- Diff Body Context Menu
 #
 set ctxm .vpane.lower.diff.body.ctxm
 menu $ctxm -tearoff 0
+$ctxm add command \
+       -label {Refresh} \
+       -font font_ui \
+       -command reshow_diff
 $ctxm add command \
        -label {Copy} \
        -font font_ui \