git-gui: Added arbitrary branch pushing support.
[gitweb.git] / git-gui.sh
index 2d130faba458cbbf62dcb43d47c5bc3991f27470..de4cec20aa7b0fbc9cab85d5276010ce26745b05 100755 (executable)
@@ -335,7 +335,7 @@ proc PARENT {} {
        return $empty_tree
 }
 
-proc rescan {after} {
+proc rescan {after {honor_trustmtime 1}} {
        global HEAD PARENT MERGE_HEAD commit_type
        global ui_index ui_workdir ui_status_value ui_comm
        global rescan_active file_states
@@ -366,7 +366,7 @@ proc rescan {after} {
                $ui_comm edit modified false
        }
 
-       if {$repo_config(gui.trustmtime) eq {true}} {
+       if {$honor_trustmtime && $repo_config(gui.trustmtime) eq {true}} {
                rescan_stage2 {} $after
        } else {
                set rescan_active 1
@@ -410,9 +410,9 @@ proc rescan_stage2 {fd after} {
        set fd_df [open "| git diff-files -z" r]
        set fd_lo [open $ls_others r]
 
-       fconfigure $fd_di -blocking 0 -translation binary
-       fconfigure $fd_df -blocking 0 -translation binary
-       fconfigure $fd_lo -blocking 0 -translation binary
+       fconfigure $fd_di -blocking 0 -translation binary -encoding binary
+       fconfigure $fd_df -blocking 0 -translation binary -encoding binary
+       fconfigure $fd_lo -blocking 0 -translation binary -encoding binary
        fileevent $fd_di readable [list read_diff_index $fd_di $after]
        fileevent $fd_df readable [list read_diff_files $fd_df $after]
        fileevent $fd_lo readable [list read_ls_others $fd_lo $after]
@@ -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
@@ -450,8 +451,9 @@ proc read_diff_index {fd after} {
 
                incr c
                set i [split [string range $buf_rdi $c [expr {$z1 - 2}]] { }]
+               set p [string range $buf_rdi $z1 [expr {$z2 - 1}]]
                merge_state \
-                       [string range $buf_rdi $z1 [expr {$z2 - 1}]] \
+                       [encoding convertfrom $p] \
                        [lindex $i 4]? \
                        [list [lindex $i 0] [lindex $i 2]] \
                        [list]
@@ -482,8 +484,9 @@ proc read_diff_files {fd after} {
 
                incr c
                set i [split [string range $buf_rdf $c [expr {$z1 - 2}]] { }]
+               set p [string range $buf_rdf $z1 [expr {$z2 - 1}]]
                merge_state \
-                       [string range $buf_rdf $z1 [expr {$z2 - 1}]] \
+                       [encoding convertfrom $p] \
                        ?[lindex $i 4] \
                        [list] \
                        [list [lindex $i 0] [lindex $i 2]]
@@ -506,7 +509,7 @@ proc read_ls_others {fd after} {
        set pck [split $buf_rlo "\0"]
        set buf_rlo [lindex $pck end]
        foreach p [lrange $pck 0 end-1] {
-               merge_state $p ?O
+               merge_state [encoding convertfrom $p] ?O
        }
        rescan_done $fd buf_rlo $after
 }
@@ -543,27 +546,32 @@ 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
 }
 
 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 -exact $file_lists($current_diff_side) $p] == -1} {
                clear_diff
        } else {
-               show_diff $current_diff_path $current_diff_side
+               show_diff $p $current_diff_side
        }
 }
 
@@ -579,42 +587,33 @@ proc handle_empty_diff {} {
 [short_path $path] has no changes.
 
 The modification date of this file was updated
-by another application and you currently have
-the Trust File Modification Timestamps option
-enabled, so Git did not automatically detect
-that there are no content differences in this
-file.
-
-This file will now be removed from the modified
-files list, to prevent possible confusion.
-"
-       if {[catch {exec git update-index -- $path} err]} {
-               error_popup "Failed to refresh index:\n\n$err"
-       }
+by another application, but the content within
+the file was not changed.
+
+A rescan will be automatically started to find
+other files which may have the same state."
 
        clear_diff
        display_file $path __
+       rescan {set ui_status_value {Ready.}} 0
 }
 
 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 -exact $file_lists($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
        }
 
@@ -624,15 +623,18 @@ 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!
        #
        if {$m eq {_O}} {
+               set max_sz [expr {128 * 1024}]
                if {[catch {
                                set fd [open $path r]
-                               set content [read $fd]
+                               set content [read $fd $max_sz]
                                close $fd
+                               set sz [file size $path]
                        } err ]} {
                        set diff_active 0
                        unlock_index
@@ -641,7 +643,33 @@ proc show_diff {path w {lno {}}} {
                        return
                }
                $ui_diff conf -state normal
-               $ui_diff insert end $content
+               if {![catch {set type [exec file $path]}]} {
+                       set n [string length $path]
+                       if {[string equal -length $n $path $type]} {
+                               set type [string range $type $n end]
+                               regsub {^:?\s*} $type {} type
+                       }
+                       $ui_diff insert end "* $type\n" d_@
+               }
+               if {[string first "\0" $content] != -1} {
+                       $ui_diff insert end \
+                               "* Binary file (not showing content)." \
+                               d_@
+               } else {
+                       if {$sz > $max_sz} {
+                               $ui_diff insert end \
+"* Untracked file is $sz bytes.
+* Showing only first $max_sz bytes.
+" d_@
+                       }
+                       $ui_diff insert end $content
+                       if {$sz > $max_sz} {
+                               $ui_diff insert end "
+* Untracked file clipped here by [appname].
+* To see the entire file, use an external editor.
+" d_@
+                       }
+               }
                $ui_diff conf -state disabled
                set diff_active 0
                unlock_index
@@ -680,22 +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 repo_config
+       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 --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"
                }
@@ -704,30 +740,60 @@ 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 {mode *} $line]
+                       || [string match {new file *} $line]
+                       || [string match {deleted file *} $line]
+                       || [string match {Binary files * and * differ} $line]
+                       || $line eq {\ No newline at end of file}
+                       || [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
+               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
@@ -738,19 +804,90 @@ proc read_diff {fd} {
                unlock_index
                set ui_status_value {Ready.}
 
-               if {$repo_config(gui.trustmtime) eq {true}
-                       && [$ui_diff index end] eq {2.0}} {
+               if {[$ui_diff index end] eq {2.0}} {
                        handle_empty_diff
                }
        }
 }
 
+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
 
 proc load_last_commit {} {
        global HEAD PARENT MERGE_HEAD commit_type ui_comm
+       global repo_config
 
        if {[llength $PARENT] == 0} {
                error_popup {There is nothing to amend.
@@ -777,11 +914,18 @@ current merge activity.
        set parents [list]
        if {[catch {
                        set fd [open "| git cat-file commit $curHEAD" r]
+                       fconfigure $fd -encoding binary -translation lf
+                       if {[catch {set enc $repo_config(i18n.commitencoding)}]} {
+                               set enc utf-8
+                       }
                        while {[gets $fd line] > 0} {
                                if {[string match {parent *} $line]} {
                                        lappend parents [string range $line 7 end]
+                               } elseif {[string match {encoding *} $line]} {
+                                       set enc [string tolower [string range $line 9 end]]
                                }
                        }
+                       fconfigure $fd -encoding $enc
                        set msg [string trim [read $fd]]
                        close $fd
                } err]} {
@@ -870,12 +1014,12 @@ 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 +1033,9 @@ 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
@@ -900,6 +1044,7 @@ You must include 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.
 
@@ -970,9 +1115,10 @@ proc commit_writetree {curHEAD msg} {
 
 proc commit_committree {fd_wt curHEAD msg} {
        global HEAD PARENT MERGE_HEAD commit_type
-       global single_commit
+       global single_commit all_heads current_branch
        global ui_status_value ui_comm selected_commit_type
        global file_states selected_paths rescan_active
+       global repo_config
 
        gets $fd_wt tree_id
        if {$tree_id eq {} || [catch {close $fd_wt} err]} {
@@ -982,6 +1128,17 @@ proc commit_committree {fd_wt curHEAD msg} {
                return
        }
 
+       # -- Build the message.
+       #
+       set msg_p [gitdir COMMIT_EDITMSG]
+       set msg_wt [open $msg_p w]
+       if {[catch {set enc $repo_config(i18n.commitencoding)}]} {
+               set enc utf-8
+       }
+       fconfigure $msg_wt -encoding $enc -translation binary
+       puts -nonewline $msg_wt $msg
+       close $msg_wt
+
        # -- Create the commit.
        #
        set cmd [list git commit-tree $tree_id]
@@ -994,7 +1151,7 @@ proc commit_committree {fd_wt curHEAD msg} {
                # git commit-tree writes to stderr during initial commit.
                lappend cmd 2>/dev/null
        }
-       lappend cmd << $msg
+       lappend cmd <$msg_p
        if {[catch {set cmt_id [eval exec $cmd]} err]} {
                error_popup "commit-tree failed:\n\n$err"
                set ui_status_value {Commit failed.}
@@ -1022,8 +1179,17 @@ proc commit_committree {fd_wt curHEAD msg} {
                return
        }
 
+       # -- Make sure our current branch exists.
+       #
+       if {$commit_type eq {initial}} {
+               lappend all_heads $current_branch
+               set all_heads [lsort -unique $all_heads]
+               populate_branch_menu
+       }
+
        # -- Cleanup after ourselves.
        #
+       catch {file delete $msg_p}
        catch {file delete [gitdir MERGE_HEAD]}
        catch {file delete [gitdir MERGE_MSG]}
        catch {file delete [gitdir SQUASH_MSG]}
@@ -1261,7 +1427,7 @@ proc display_file_helper {w path icon_name old_m new_m} {
        global file_lists
 
        if {$new_m eq {_}} {
-               set lno [lsearch -sorted $file_lists($w) $path]
+               set lno [lsearch -sorted -exact $file_lists($w) $path]
                if {$lno >= 0} {
                        set file_lists($w) [lreplace $file_lists($w) $lno $lno]
                        incr lno
@@ -1272,7 +1438,7 @@ proc display_file_helper {w path icon_name old_m new_m} {
        } elseif {$old_m eq {_} && $new_m ne {_}} {
                lappend file_lists($w) $path
                set file_lists($w) [lsort -unique $file_lists($w)]
-               set lno [lsearch -sorted $file_lists($w) $path]
+               set lno [lsearch -sorted -exact $file_lists($w) $path]
                incr lno
                $w conf -state normal
                $w image create $lno.0 \
@@ -1297,20 +1463,27 @@ 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)
@@ -1392,6 +1565,7 @@ proc update_indexinfo {msg pathList after} {
                -blocking 0 \
                -buffering full \
                -buffersize 512 \
+               -encoding binary \
                -translation binary
        fileevent $fd writable [list \
                write_update_indexinfo \
@@ -1432,7 +1606,7 @@ proc write_update_indexinfo {fd pathList totalCnt batch msg after} {
                set info [lindex $s 2]
                if {$info eq {}} continue
 
-               puts -nonewline $fd "$info\t$path\0"
+               puts -nonewline $fd "$info\t[encoding convertto $path]\0"
                display_file $path $new
        }
 
@@ -1464,6 +1638,7 @@ proc update_index {msg pathList after} {
                -blocking 0 \
                -buffering full \
                -buffersize 512 \
+               -encoding binary \
                -translation binary
        fileevent $fd writable [list \
                write_update_index \
@@ -1508,7 +1683,7 @@ proc write_update_index {fd pathList totalCnt batch msg after} {
                ?M {set new M_}
                ?? {continue}
                }
-               puts -nonewline $fd "$path\0"
+               puts -nonewline $fd "[encoding convertto $path]\0"
                display_file $path $new
        }
 
@@ -1546,6 +1721,7 @@ proc checkout_index {msg pathList after} {
                -blocking 0 \
                -buffering full \
                -buffersize 512 \
+               -encoding binary \
                -translation binary
        fileevent $fd writable [list \
                write_checkout_index \
@@ -1578,7 +1754,7 @@ proc write_checkout_index {fd pathList totalCnt batch msg after} {
                U? {continue}
                ?M -
                ?D {
-                       puts -nonewline $fd "$path\0"
+                       puts -nonewline $fd "[encoding convertto $path]\0"
                        display_file $path ?_
                }
                }
@@ -1595,16 +1771,27 @@ proc write_checkout_index {fd pathList totalCnt batch msg after} {
 ##
 ## branch management
 
+proc is_tracking_branch {name} {
+       global tracking_branches
+
+       if {![catch {set info $tracking_branches($name)}]} {
+               return 1
+       }
+       foreach t [array names tracking_branches] {
+               if {[string match {*/\*} $t] && [string match $t $name]} {
+                       return 1
+               }
+       }
+       return 0
+}
+
 proc load_all_heads {} {
-       global all_heads tracking_branches
+       global all_heads
 
        set all_heads [list]
-       set cmd [list git for-each-ref]
-       lappend cmd --format=%(refname)
-       lappend cmd refs/heads
-       set fd [open "| $cmd" r]
+       set fd [open "| git for-each-ref --format=%(refname) refs/heads" r]
        while {[gets $fd line] > 0} {
-               if {![catch {set info $tracking_branches($line)}]} continue
+               if {[is_tracking_branch $line]} continue
                if {![regsub ^refs/heads/ $line {} name]} continue
                lappend all_heads $name
        }
@@ -1632,7 +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 \
@@ -1645,12 +1834,50 @@ proc populate_branch_menu {} {
        }
 }
 
+proc all_tracking_branches {} {
+       global tracking_branches
+
+       set all_trackings {}
+       set cmd {}
+       foreach name [array names tracking_branches] {
+               if {[regsub {/\*$} $name {} name]} {
+                       lappend cmd $name
+               } else {
+                       regsub ^refs/(heads|remotes)/ $name {} name
+                       lappend all_trackings $name
+               }
+       }
+
+       if {$cmd ne {}} {
+               set fd [open "| git for-each-ref --format=%(refname) $cmd" r]
+               while {[gets $fd name] > 0} {
+                       regsub ^refs/(heads|remotes)/ $name {} name
+                       lappend all_trackings $name
+               }
+               close $fd
+       }
+
+       return [lsort -unique $all_trackings]
+}
+
 proc do_create_branch_action {w} {
-       global all_heads null_sha1
+       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.name.t get 0.0 end]]
+       set newbranch $create_branch_name
+       if {$newbranch eq {}
+               || $newbranch eq $repo_config(gui.newbranchtemplate)} {
+               tk_messageBox \
+                       -icon error \
+                       -type ok \
+                       -title [wm title $w] \
+                       -parent $w \
+                       -message "Please supply a branch name."
+               focus $w.desc.name_t
+               return
+       }
        if {![catch {exec git show-ref --verify -- "refs/heads/$newbranch"}]} {
                tk_messageBox \
                        -icon error \
@@ -1658,7 +1885,7 @@ 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 +1895,7 @@ 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 +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 \
@@ -1712,15 +1939,26 @@ proc do_create_branch_action {w} {
        }
 }
 
+proc radio_selector {varname value args} {
+       upvar #0 $varname var
+       set var $value
+}
+
+trace add variable create_branch_head write \
+       [list radio_selector create_branch_revtype head]
+trace add variable create_branch_trackinghead write \
+       [list radio_selector create_branch_revtype tracking]
+
+trace add variable delete_branch_head write \
+       [list radio_selector delete_branch_checktype head]
+trace add variable delete_branch_trackinghead write \
+       [list radio_selector delete_branch_checktype tracking]
+
 proc do_create_branch {} {
-       global all_heads current_branch tracking_branches
+       global all_heads current_branch repo_config
        global create_branch_checkout create_branch_revtype
        global create_branch_head create_branch_trackinghead
-
-       set create_branch_checkout 1
-       set create_branch_revtype head
-       set create_branch_head $current_branch
-       set create_branch_trackinghead {}
+       global create_branch_name create_branch_revexp
 
        set w .branch_editor
        toplevel $w
@@ -1742,85 +1980,69 @@ 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
+       entry $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> {
-               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
                }
-       }
-       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 $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
 
        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 \
+       entry $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
+               -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}
+       grid columnconfigure $w.from 1 -weight 1
        pack $w.from -anchor nw -fill x -pady 5 -padx 5
 
        labelframe $w.postActions \
@@ -1833,7 +2055,17 @@ 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"
+       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
+               $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"
@@ -1842,16 +2074,34 @@ 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 +2110,7 @@ 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 +2121,7 @@ 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?}
@@ -1892,7 +2142,7 @@ Delete the selected branches?}
                if {[catch {exec git update-ref -d "refs/heads/$b" $o} err]} {
                        append failed " - $b: $err\n"
                } else {
-                       set x [lsearch -sorted $all_heads $b]
+                       set x [lsearch -sorted -exact $all_heads $b]
                        if {$x >= 0} {
                                set all_heads [lreplace $all_heads $x $x]
                        }
@@ -1915,10 +2165,7 @@ Delete the selected branches?}
 
 proc do_delete_branch {} {
        global all_heads tracking_branches current_branch
-       global delete_branch_checkhead delete_branch_head
-
-       set delete_branch_checkhead 1
-       set delete_branch_head $current_branch
+       global delete_branch_checktype delete_branch_head delete_branch_trackinghead
 
        set w .branch_editor
        toplevel $w
@@ -1955,44 +2202,52 @@ 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
+       radiobutton $w.validate.head_r \
+               -text {Merged Into Local Branch:} \
+               -value head \
+               -variable delete_branch_checktype \
                -font font_ui
-       frame $w.validate.head
-       checkbutton $w.validate.head.r \
-               -text {Already Merged Into:} \
-               -variable delete_branch_checkhead \
+       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
-       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
+       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
 
+       set delete_branch_head $current_branch
+       set delete_branch_checktype head
+
        bind $w <Visibility> "grab $w; focus $w"
        bind $w <Key-Escape> "destroy $w"
        wm title $w "[appname] ([reponame]): Delete Branch"
        tkwait window $w
 }
 
-proc switch_branch {b} {
-       global HEAD commit_type file_states current_branch
-       global selected_commit_type ui_comm
+proc switch_branch {new_branch} {
+       global HEAD commit_type current_branch repo_config
 
        if {![lock_index switch]} return
 
-       # -- Backup the selected branch (repository_state resets it)
-       #
-       set new_branch $current_branch
-
        # -- Our in memory state should match the repository.
        #
        repository_state curType curHEAD curMERGE_HEAD
@@ -2013,19 +2268,117 @@ The rescan will be automatically started now.
                return
        }
 
-       # -- Toss the message buffer if we are in amend mode.
+       # -- Don't do a pointless switch.
        #
-       if {[string match amend* $curType]} {
-               $ui_comm delete 0.0 end
-               $ui_comm edit reset
-               $ui_comm edit modified false
+       if {$current_branch eq $new_branch} {
+               unlock_index
+               return
        }
 
-       set selected_commit_type new
-       set current_branch $new_branch
+       if {$repo_config(gui.trustmtime) eq {true}} {
+               switch_branch_stage2 {} $new_branch
+       } else {
+               set ui_status_value {Refreshing file status...}
+               set cmd [list git update-index]
+               lappend cmd -q
+               lappend cmd --unmerged
+               lappend cmd --ignore-missing
+               lappend cmd --refresh
+               set fd_rf [open "| $cmd" r]
+               fconfigure $fd_rf -blocking 0 -translation binary
+               fileevent $fd_rf readable \
+                       [list switch_branch_stage2 $fd_rf $new_branch]
+       }
+}
+
+proc switch_branch_stage2 {fd_rf new_branch} {
+       global ui_status_value HEAD
+
+       if {$fd_rf ne {}} {
+               read $fd_rf
+               if {![eof $fd_rf]} return
+               close $fd_rf
+       }
 
+       set ui_status_value "Updating working directory to '$new_branch'..."
+       set cmd [list git read-tree]
+       lappend cmd -m
+       lappend cmd -u
+       lappend cmd --exclude-per-directory=.gitignore
+       lappend cmd $HEAD
+       lappend cmd $new_branch
+       set fd_rt [open "| $cmd" r]
+       fconfigure $fd_rt -blocking 0 -translation binary
+       fileevent $fd_rt readable \
+               [list switch_branch_readtree_wait $fd_rt $new_branch]
+}
+
+proc switch_branch_readtree_wait {fd_rt new_branch} {
+       global selected_commit_type commit_type HEAD MERGE_HEAD PARENT
+       global current_branch
+       global ui_comm ui_status_value
+
+       # -- We never get interesting output on stdout; only stderr.
+       #
+       read $fd_rt
+       fconfigure $fd_rt -blocking 1
+       if {![eof $fd_rt]} {
+               fconfigure $fd_rt -blocking 0
+               return
+       }
+
+       # -- The working directory wasn't in sync with the index and
+       #    we'd have to overwrite something to make the switch. A
+       #    merge is required.
+       #
+       if {[catch {close $fd_rt} err]} {
+               regsub {^fatal: } $err {} err
+               warn_popup "File level merge required.
+
+$err
+
+Staying on branch '$current_branch'."
+               set ui_status_value "Aborted checkout of '$new_branch' (file level merging is required)."
+               unlock_index
+               return
+       }
+
+       # -- Update the symbolic ref.  Core git doesn't even check for failure
+       #    here, it Just Works(tm).  If it doesn't we are in some really ugly
+       #    state that is difficult to recover from within git-gui.
+       #
+       if {[catch {exec git symbolic-ref HEAD "refs/heads/$new_branch"} err]} {
+               error_popup "Failed to set current branch.
+
+This working directory is only partially switched.
+We successfully updated your files, but failed to
+update an internal Git file.
+
+This should not have occurred.  [appname] will now
+close and give up.
+
+$err"
+               do_quit
+               return
+       }
+
+       # -- Update our repository state.  If we were previously in amend mode
+       #    we need to toss the current buffer and do a full rescan to update
+       #    our file lists.  If we weren't in amend mode our file lists are
+       #    accurate and we can avoid the rescan.
+       #
        unlock_index
-       error "NOT FINISHED"
+       set selected_commit_type new
+       if {[string match amend* $commit_type]} {
+               $ui_comm delete 0.0 end
+               $ui_comm edit reset
+               $ui_comm edit modified false
+               rescan {set ui_status_value "Checked out branch '$current_branch'."}
+       } else {
+               repository_state commit_type HEAD MERGE_HEAD
+               set PARENT $HEAD
+               set ui_status_value "Checked out branch '$current_branch'."
+       }
 }
 
 ######################################################################
@@ -2082,9 +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)}]} {
@@ -2113,9 +2467,11 @@ proc populate_fetch_menu {m} {
        }
 }
 
-proc populate_push_menu {m} {
+proc populate_push_menu {} {
        global all_remotes repo_config
 
+       set m .mbar.push
+       set fast_count 0
        foreach r $all_remotes {
                set enable 0
                if {![catch {set a $repo_config(remote.$r.url)}]} {
@@ -2136,49 +2492,165 @@ proc populate_push_menu {m} {
                }
 
                if {$enable} {
+                       if {!$fast_count} {
+                               $m add separator
+                       }
                        $m add command \
                                -label "Push to $r..." \
                                -command [list push_to $r] \
                                -font font_ui
+                       incr fast_count
                }
        }
 }
 
-proc populate_pull_menu {m} {
-       global repo_config all_remotes disable_on_lock
+proc start_push_anywhere_action {w} {
+       global push_urltype push_remote push_url push_thin push_tags
 
-       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
-                       }
+       set r_url {}
+       switch -- $push_urltype {
+       remote {set r_url $push_remote}
+       url {set r_url $push_url}
+       }
+       if {$r_url eq {}} return
+
+       set cmd [list git push]
+       lappend cmd -v
+       if {$push_thin} {
+               lappend cmd --thin
+       }
+       if {$push_tags} {
+               lappend cmd --tags
+       }
+       lappend cmd $r_url
+       set cnt 0
+       foreach i [$w.source.l curselection] {
+               set b [$w.source.l get $i]
+               lappend cmd "refs/heads/$b:refs/heads/$b"
+               incr cnt
+       }
+       if {$cnt == 0} {
+               return
+       } elseif {$cnt == 1} {
+               set unit branch
+       } else {
+               set unit branches
+       }
+
+       set cons [new_console "push $r_url" "Pushing $cnt $unit to $r_url"]
+       console_exec $cons $cmd
+       destroy $w
+}
+
+trace add variable push_remote write \
+       [list radio_selector push_urltype remote]
+
+proc do_push_anywhere {} {
+       global all_heads all_remotes current_branch
+       global push_urltype push_remote push_url push_thin push_tags
+
+       set w .push_setup
+       toplevel $w
+       wm geometry $w "+[winfo rootx .]+[winfo rooty .]"
+
+       label $w.header -text {Push Branches} -font font_uibold
+       pack $w.header -side top -fill x
+
+       frame $w.buttons
+       button $w.buttons.create -text Push \
+               -font font_ui \
+               -command [list start_push_anywhere_action $w]
+       pack $w.buttons.create -side right
+       button $w.buttons.cancel -text {Cancel} \
+               -font font_ui \
+               -command [list destroy $w]
+       pack $w.buttons.cancel -side right -padx 5
+       pack $w.buttons -side bottom -fill x -pady 10 -padx 10
+
+       labelframe $w.source \
+               -text {Source Branches} \
+               -font font_ui
+       listbox $w.source.l \
+               -height 10 \
+               -width 50 \
+               -selectmode extended \
+               -font font_ui
+       foreach h $all_heads {
+               $w.source.l insert end $h
+               if {$h eq $current_branch} {
+                       $w.source.l select set end
                }
+       }
+       pack $w.source.l -fill both -pady 5 -padx 5
+       pack $w.source -fill both -pady 5 -padx 5
 
-               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]
+       labelframe $w.dest \
+               -text {Destination Repository} \
+               -font font_ui
+       if {$all_remotes ne {}} {
+               radiobutton $w.dest.remote_r \
+                       -text {Remote:} \
+                       -value remote \
+                       -variable push_urltype \
+                       -font font_ui
+               eval tk_optionMenu $w.dest.remote_m push_remote $all_remotes
+               grid $w.dest.remote_r $w.dest.remote_m -sticky w
+               if {[lsearch -sorted -exact $all_remotes origin] != -1} {
+                       set push_remote origin
+               } else {
+                       set push_remote [lindex $all_remotes 0]
                }
+               set push_urltype remote
+       } else {
+               set push_urltype url
        }
+       radiobutton $w.dest.url_r \
+               -text {Arbitrary URL:} \
+               -value url \
+               -variable push_urltype \
+               -font font_ui
+       entry $w.dest.url_t \
+               -borderwidth 1 \
+               -relief sunken \
+               -width 50 \
+               -textvariable push_url \
+               -font font_ui \
+               -validate key \
+               -validatecommand {
+                       if {%d == 1 && [regexp {\s} %S]} {return 0}
+                       if {%d == 1 && [string length %S] > 0} {
+                               set push_urltype url
+                       }
+                       return 1
+               }
+       grid $w.dest.url_r $w.dest.url_t -sticky we -padx {0 5}
+       grid columnconfigure $w.dest 1 -weight 1
+       pack $w.dest -anchor nw -fill x -pady 5 -padx 5
+
+       labelframe $w.options \
+               -text {Transfer Options} \
+               -font font_ui
+       checkbutton $w.options.thin \
+               -text {Use thin pack (for slow network connections)} \
+               -variable push_thin \
+               -font font_ui
+       grid $w.options.thin -columnspan 2 -sticky w
+       checkbutton $w.options.tags \
+               -text {Include tags} \
+               -variable push_tags \
+               -font font_ui
+       grid $w.options.tags -columnspan 2 -sticky w
+       grid columnconfigure $w.options 1 -weight 1
+       pack $w.options -anchor nw -fill x -pady 5 -padx 5
+
+       set push_url {}
+       set push_thin 0
+       set push_tags 0
+
+       bind $w <Visibility> "grab $w"
+       bind $w <Key-Escape> "destroy $w"
+       wm title $w "[appname] ([reponame]): Push"
+       tkwait window $w
 }
 
 ######################################################################
@@ -2421,7 +2893,7 @@ proc console_init {w} {
                -command "tk_textCopy $w.m.t"
        $w.ctxm add command -label "Select All" \
                -font font_ui \
-               -command "$w.m.t tag add sel 0.0 end"
+               -command "focus $w.m.t;$w.m.t tag add sel 0.0 end"
        $w.ctxm add command -label "Copy All" \
                -font font_ui \
                -command "
@@ -2547,6 +3019,74 @@ proc do_gitk {revs} {
        }
 }
 
+proc do_stats {} {
+       set fd [open "| git count-objects -v" r]
+       while {[gets $fd line] > 0} {
+               if {[regexp {^([^:]+): (\d+)$} $line _ name value]} {
+                       set stats($name) $value
+               }
+       }
+       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 .]"
+
+       label $w.header -text {Database Statistics} \
+               -font font_uibold
+       pack $w.header -side top -fill x
+
+       frame $w.buttons -border 1
+       button $w.buttons.close -text Close \
+               -font font_ui \
+               -command [list destroy $w]
+       button $w.buttons.gc -text {Compress Database} \
+               -font font_ui \
+               -command "destroy $w;do_gc"
+       pack $w.buttons.close -side right
+       pack $w.buttons.gc -side left
+       pack $w.buttons -side bottom -fill x -pady 10 -padx 10
+
+       frame $w.stat -borderwidth 1 -relief solid
+       foreach s {
+               {count           {Number of loose objects}}
+               {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}}
+               } {
+               set name [lindex $s 0]
+               set label [lindex $s 1]
+               if {[catch {set value $stats($name)}]} continue
+               if {[llength $s] > 2} {
+                       set value "$value[lindex $s 2]"
+               }
+
+               label $w.stat.l_$name -text "$label:" -anchor w -font font_ui
+               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 -pady 10 -padx 10
+
+       bind $w <Visibility> "grab $w; focus $w"
+       bind $w <Key-Escape> [list destroy $w]
+       bind $w <Key-Return> [list destroy $w]
+       wm title $w "[appname] ([reponame]): Database Statistics"
+       tkwait window $w
+}
+
 proc do_gc {} {
        set w [new_console {gc} {Compressing the object database}]
        console_exec $w {git gc}
@@ -2574,12 +3114,13 @@ proc do_quit {} {
        #
        set save [gitdir GITGUI_MSG]
        set msg [string trim [$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 {
@@ -2925,11 +3466,9 @@ proc do_options {} {
        pack $w.buttons -side bottom -fill x -pady 10 -padx 10
 
        labelframe $w.repo -text "[reponame] Repository" \
-               -font font_ui \
-               -relief raised -borderwidth 2
+               -font font_ui
        labelframe $w.global -text {Global (All Repositories)} \
-               -font font_ui \
-               -relief raised -borderwidth 2
+               -font font_ui
        pack $w.repo -side left -fill both -expand 1 -pady 5 -padx 5
        pack $w.global -side right -fill both -expand 1 -pady 5 -padx 5
 
@@ -2937,6 +3476,7 @@ proc do_options {} {
                {b pullsummary {Show Pull Summary}}
                {b trustmtime  {Trust File Modification Timestamps}}
                {i diffcontext {Number of Diff Context Lines}}
+               {t newbranchtemplate {New Branch Name Template}}
                } {
                set type [lindex $option 0]
                set name [lindex $option 1]
@@ -2960,7 +3500,23 @@ proc do_options {} {
                                        -from 1 -to 99 -increment 1 \
                                        -width 3 \
                                        -font font_ui
-                               pack $w.$f.$name.v -side right -anchor e
+                               bind $w.$f.$name.v <FocusIn> {%W selection range 0 end}
+                               pack $w.$f.$name.v -side right -anchor e -padx 5
+                               pack $w.$f.$name -side top -anchor w -fill x
+                       }
+                       t {
+                               frame $w.$f.$name
+                               label $w.$f.$name.l -text "$text:" -font font_ui
+                               entry $w.$f.$name.v \
+                                       -borderwidth 1 \
+                                       -relief sunken \
+                                       -width 20 \
+                                       -textvariable ${f}_config_new(gui.$name) \
+                                       -font font_ui
+                               pack $w.$f.$name.l -side left -anchor w
+                               pack $w.$f.$name.v -side left -anchor w \
+                                       -fill x -expand 1 \
+                                       -padx 5
                                pack $w.$f.$name -side top -anchor w -fill x
                        }
                        }
@@ -2989,6 +3545,7 @@ proc do_options {} {
                        -from 2 -to 80 -increment 1 \
                        -width 3 \
                        -font font_ui
+               bind $w.global.$name.size <FocusIn> {%W selection range 0 end}
                pack $w.global.$name.size -side right -anchor e
                pack $w.global.$name.family -side right -anchor e
                pack $w.global.$name -side top -anchor w -fill x
@@ -3294,6 +3851,7 @@ proc apply_config {} {
 set default_config(gui.trustmtime) false
 set default_config(gui.pullsummary) true
 set default_config(gui.diffcontext) 5
+set default_config(gui.newbranchtemplate) {}
 set default_config(gui.fontui) [font configure font_ui]
 set default_config(gui.fontdiff) [font configure font_diff]
 set font_descs {
@@ -3318,7 +3876,6 @@ 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
@@ -3330,15 +3887,17 @@ 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 {!$single_commit} {
+       .mbar.repository add command -label {Database Statistics} \
+               -command do_stats \
+               -font font_ui
+
        .mbar.repository add command -label {Compress Database} \
                -command do_gc \
                -font font_ui
@@ -3494,8 +4053,11 @@ lappend disable_on_lock \
 #
 if {!$single_commit} {
        menu .mbar.fetch
-       menu .mbar.pull
        menu .mbar.push
+
+       .mbar.push add command -label {Push...} \
+               -command do_push_anywhere \
+               -font font_ui
 }
 
 if {[is_MacOSX]} {
@@ -3582,42 +4144,50 @@ pack .branch -side top -fill x
 #
 panedwindow .vpane -orient vertical
 panedwindow .vpane.files -orient horizontal
-.vpane add .vpane.files -sticky nsew -height 100 -width 400
+.vpane add .vpane.files -sticky nsew -height 100 -width 200
 pack .vpane -anchor n -side top -fill both -expand 1
 
 # -- Index File List
 #
-frame .vpane.files.index -height 100 -width 400
+frame .vpane.files.index -height 100 -width 200
 label .vpane.files.index.title -text {Changes To Be Committed} \
        -background green \
        -font font_ui
 text $ui_index -background white -borderwidth 0 \
-       -width 40 -height 10 \
+       -width 20 -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
 
 # -- Working Directory File List
 #
-frame .vpane.files.workdir -height 100 -width 100
+frame .vpane.files.workdir -height 100 -width 200
 label .vpane.files.workdir.title -text {Changed But Not Updated} \
        -background red \
        -font font_ui
 text $ui_workdir -background white -borderwidth 0 \
-       -width 40 -height 10 \
+       -width 20 -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
 
@@ -3636,7 +4206,7 @@ frame .vpane.lower.commarea
 frame .vpane.lower.diff -relief sunken -borderwidth 1
 pack .vpane.lower.commarea -side top -fill x
 pack .vpane.lower.diff -side bottom -fill both -expand 1
-.vpane add .vpane.lower -stick nsew
+.vpane add .vpane.lower -sticky nsew
 
 # -- Commit Area Buttons
 #
@@ -3756,7 +4326,7 @@ $ctxm add separator
 $ctxm add command \
        -label {Select All} \
        -font font_ui \
-       -command {$ui_comm tag add sel 0.0 end}
+       -command {focus $ui_comm;$ui_comm tag add sel 0.0 end}
 $ctxm add command \
        -label {Copy All} \
        -font font_ui \
@@ -3775,6 +4345,7 @@ 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
@@ -3855,22 +4426,47 @@ 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_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
+
 $ui_diff tag conf d_++ -foreground {#00a000}
-$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
+lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
 $ctxm add command \
        -label {Copy} \
        -font font_ui \
@@ -3879,7 +4475,7 @@ lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
 $ctxm add command \
        -label {Select All} \
        -font font_ui \
-       -command {$ui_diff tag add sel 0.0 end}
+       -command {focus $ui_diff;$ui_diff tag add sel 0.0 end}
 lappend diff_actions [list $ctxm entryconf [$ctxm index last] -state]
 $ctxm add command \
        -label {Copy All} \
@@ -3891,6 +4487,13 @@ $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 \
@@ -3922,7 +4525,17 @@ $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
 #
@@ -3975,6 +4588,7 @@ 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
@@ -4078,9 +4692,8 @@ 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.