git-gui: Remove empty blank line at end of blame
[gitweb.git] / lib / blame.tcl
index 37ce3e7a86a828d35369f2e7b59a94456c13e637..a6f0b4ab18752fbd7efbd350cd117d40bd667500 100644 (file)
@@ -8,6 +8,7 @@ field path    ; # input filename to view in $commit
 
 field w
 field w_line
+field w_cgrp
 field w_load
 field w_file
 field w_cmit
@@ -47,25 +48,37 @@ constructor new {i_commit i_path} {
        pack $w.path -side top -fill x
 
        frame $w.out
-       text $w.out.loaded_t \
+       set w_load $w.out.loaded_t
+       text $w_load \
                -background white -borderwidth 0 \
                -state disabled \
                -wrap none \
                -height 40 \
                -width 1 \
                -font font_diff
-       $w.out.loaded_t tag conf annotated -background grey
+       $w_load tag conf annotated -background grey
 
-       text $w.out.linenumber_t \
+       set w_line $w.out.linenumber_t
+       text $w_line \
                -background white -borderwidth 0 \
                -state disabled \
                -wrap none \
                -height 40 \
                -width 5 \
                -font font_diff
-       $w.out.linenumber_t tag conf linenumber -justify right
+       $w_line tag conf linenumber -justify right
 
-       text $w.out.file_t \
+       set w_cgrp $w.out.commit_t
+       text $w_cgrp \
+               -background white -borderwidth 0 \
+               -state disabled \
+               -wrap none \
+               -height 40 \
+               -width 4 \
+               -font font_diff
+
+       set w_file $w.out.file_t
+       text $w_file \
                -background white -borderwidth 0 \
                -state disabled \
                -wrap none \
@@ -74,21 +87,23 @@ constructor new {i_commit i_path} {
                -xscrollcommand [list $w.out.sbx set] \
                -font font_diff
 
-       scrollbar $w.out.sbx -orient h -command [list $w.out.file_t xview]
+       scrollbar $w.out.sbx -orient h -command [list $w_file xview]
        scrollbar $w.out.sby -orient v \
                -command [list scrollbar2many [list \
-               $w.out.loaded_t \
-               $w.out.linenumber_t \
-               $w.out.file_t \
+               $w_load \
+               $w_line \
+               $w_cgrp \
+               $w_file \
                ] yview]
        grid \
-               $w.out.linenumber_t \
-               $w.out.loaded_t \
-               $w.out.file_t \
+               $w_cgrp \
+               $w_line \
+               $w_load \
+               $w_file \
                $w.out.sby \
                -sticky nsew
-       grid conf $w.out.sbx -column 2 -sticky we
-       grid columnconfigure $w.out 2 -weight 1
+       grid conf $w.out.sbx -column 3 -sticky we
+       grid columnconfigure $w.out 3 -weight 1
        grid rowconfigure $w.out 0 -weight 1
        pack $w.out -fill both -expand 1
 
@@ -101,7 +116,8 @@ constructor new {i_commit i_path} {
        pack $w.status -side bottom -fill x
 
        frame $w.cm
-       text $w.cm.t \
+       set w_cmit $w.cm.t
+       text $w_cmit \
                -background white -borderwidth 0 \
                -state disabled \
                -wrap none \
@@ -110,11 +126,11 @@ constructor new {i_commit i_path} {
                -xscrollcommand [list $w.cm.sbx set] \
                -yscrollcommand [list $w.cm.sby set] \
                -font font_diff
-       scrollbar $w.cm.sbx -orient h -command [list $w.cm.t xview]
-       scrollbar $w.cm.sby -orient v -command [list $w.cm.t yview]
+       scrollbar $w.cm.sbx -orient h -command [list $w_cmit xview]
+       scrollbar $w.cm.sby -orient v -command [list $w_cmit yview]
        pack $w.cm.sby -side right -fill y
        pack $w.cm.sbx -side bottom -fill x
-       pack $w.cm.t -expand 1 -fill both
+       pack $w_cmit -expand 1 -fill both
        pack $w.cm -side bottom -fill x
 
        menu $w.ctxm -tearoff 0
@@ -122,23 +138,20 @@ constructor new {i_commit i_path} {
                -label "Copy Commit" \
                -command [cb _copycommit]
 
-       set w_line $w.out.linenumber_t
-       set w_load $w.out.loaded_t
-       set w_file $w.out.file_t
-       set w_cmit $w.cm.t
-
        foreach i [list \
-               $w.out.loaded_t \
-               $w.out.linenumber_t \
-               $w.out.file_t] {
+               $w_cgrp \
+               $w_load \
+               $w_line \
+               $w_file] {
                $i tag conf in_sel \
                        -background [$i cget -foreground] \
                        -foreground [$i cget -background]
                $i conf -yscrollcommand \
                        [list many2scrollbar [list \
-                       $w.out.loaded_t \
-                       $w.out.linenumber_t \
-                       $w.out.file_t \
+                       $w_cgrp \
+                       $w_load \
+                       $w_line \
+                       $w_file \
                        ] yview $w.out.sby]
                bind $i <Button-1> "[cb _click $i @%x,%y]; focus $i"
                bind_button3 $i "
@@ -150,10 +163,11 @@ constructor new {i_commit i_path} {
        }
 
        foreach i [list \
-               $w.out.loaded_t \
-               $w.out.linenumber_t \
-               $w.out.file_t \
-               $w.cm.t] {
+               $w_cgrp \
+               $w_load \
+               $w_line \
+               $w_file \
+               $w_cmit] {
                bind $i <Key-Up>        {catch {%W yview scroll -1 units};break}
                bind $i <Key-Down>      {catch {%W yview scroll  1 units};break}
                bind $i <Key-Left>      {catch {%W xview scroll -1 units};break}
@@ -166,35 +180,54 @@ constructor new {i_commit i_path} {
                bind $i <Control-Key-f> {catch {%W yview scroll  1 pages};break}
        }
 
-       bind $w.cm.t <Button-1> "focus $w.cm.t"
-       bind $top <Visibility> "focus $top"
+       bind $w_cmit <Button-1> [list focus $w_cmit]
+       bind $top <Visibility> [list focus $top]
        bind $top <Destroy> [list delete_this $this]
 
-       set cmd [list git cat-file blob "$commit:$path"]
-       set fd [open "| $cmd" r]
+       if {$commit eq {}} {
+               set fd [open $path r]
+       } else {
+               set cmd [list git cat-file blob "$commit:$path"]
+               set fd [open "| $cmd" r]
+       }
        fconfigure $fd -blocking 0 -translation lf -encoding binary
        fileevent $fd readable [cb _read_file $fd]
 }
 
 method _read_file {fd} {
        $w_load conf -state normal
+       $w_cgrp conf -state normal
        $w_line conf -state normal
        $w_file conf -state normal
        while {[gets $fd line] >= 0} {
                regsub "\r\$" $line {} line
                incr total_lines
-               $w_load insert end "\n"
-               $w_line insert end "$total_lines\n" linenumber
-               $w_file insert end "$line\n"
+
+               if {$total_lines > 1} {
+                       $w_load insert end "\n"
+                       $w_cgrp insert end "\n"
+                       $w_line insert end "\n"
+                       $w_file insert end "\n"
+               }
+
+               $w_line insert end "$total_lines" linenumber
+               $w_file insert end "$line"
        }
        $w_load conf -state disabled
+       $w_cgrp conf -state disabled
        $w_line conf -state disabled
        $w_file conf -state disabled
 
        if {[eof $fd]} {
                close $fd
                _status $this
-               set cmd [list git blame -M -C --incremental $commit -- $path]
+               set cmd [list git blame -M -C --incremental]
+               if {$commit eq {}} {
+                       lappend cmd --contents $path
+               } else {
+                       lappend cmd $commit
+               }
+               lappend cmd -- $path
                set fd [open "| $cmd" r]
                fconfigure $fd -blocking 0 -translation lf -encoding binary
                fileevent $fd readable [cb _read_blame $fd]
@@ -202,6 +235,7 @@ method _read_file {fd} {
 } ifdeleted { catch {close $fd} }
 
 method _read_blame {fd} {
+       $w_cgrp conf -state normal
        while {[gets $fd line] >= 0} {
                if {[regexp {^([a-z0-9]{40}) (\d+) (\d+) (\d+)$} $line line \
                        cmit original_line final_line line_count]} {
@@ -211,10 +245,14 @@ method _read_blame {fd} {
                        set r_line_count $line_count
 
                        if {[catch {set g $order($cmit)}]} {
+                               $w_cgrp tag conf g$cmit
                                $w_line tag conf g$cmit
                                $w_file tag conf g$cmit
+
+                               $w_cgrp tag raise in_sel
                                $w_line tag raise in_sel
                                $w_file tag raise in_sel
+
                                $w_file tag raise sel
                                set order($cmit) $commit_count
                                incr commit_count
@@ -225,19 +263,27 @@ method _read_blame {fd} {
                        set n    $r_line_count
                        set lno  $r_final_line
                        set cmit $r_commit
+                       set abbr [string range $cmit 0 4]
 
                        while {$n > 0} {
+                               set lno_e "$lno.0 lineend + 1c"
                                if {[catch {set g g$line_commit($lno)}]} {
-                                       $w_load tag add annotated $lno.0 "$lno.0 lineend + 1c"
+                                       $w_load tag add annotated $lno.0 $lno_e
                                } else {
-                                       $w_line tag remove g$g $lno.0 "$lno.0 lineend + 1c"
-                                       $w_file tag remove g$g $lno.0 "$lno.0 lineend + 1c"
+                                       $w_cgrp tag remove g$g $lno.0 $lno_e
+                                       $w_line tag remove g$g $lno.0 $lno_e
+                                       $w_file tag remove g$g $lno.0 $lno_e
                                }
 
                                set line_commit($lno) $cmit
                                set line_file($lno)   $file
-                               $w_line tag add g$cmit $lno.0 "$lno.0 lineend + 1c"
-                               $w_file tag add g$cmit $lno.0 "$lno.0 lineend + 1c"
+
+                               $w_cgrp delete $lno.0 $lno_e
+                               $w_cgrp insert $lno.0 "$abbr\n"
+
+                               $w_cgrp tag add g$cmit $lno.0 $lno_e
+                               $w_line tag add g$cmit $lno.0 $lno_e
+                               $w_file tag add g$cmit $lno.0 $lno_e
 
                                if {$highlight_line == -1} {
                                        if {[lindex [$w_file yview] 0] == 0} {
@@ -262,6 +308,7 @@ method _read_blame {fd} {
                        set header($r_commit,$key) $data
                }
        }
+       $w_cgrp conf -state disabled
 
        if {[eof $fd]} {
                close $fd
@@ -286,10 +333,15 @@ method _click {cur_w pos} {
        set lno [lindex [split [$cur_w index $pos] .] 0]
        if {$lno eq {}} return
 
+       set lno_e "$lno.0 + 1 line"
+
+       $w_cgrp tag remove in_sel 0.0 end
        $w_line tag remove in_sel 0.0 end
        $w_file tag remove in_sel 0.0 end
-       $w_line tag add in_sel $lno.0 "$lno.0 + 1 line"
-       $w_file tag add in_sel $lno.0 "$lno.0 + 1 line"
+
+       $w_cgrp tag add in_sel $lno.0 $lno_e
+       $w_line tag add in_sel $lno.0 $lno_e
+       $w_file tag add in_sel $lno.0 $lno_e
 
        _showcommit $this $lno
 }
@@ -309,6 +361,7 @@ method _showcommit {lno} {
                set i 0
                foreach c $blame_colors {
                        set h [lindex $commit_list [expr {$idx - 1 + $i}]]
+                       $w_cgrp tag conf g$h -background white
                        $w_line tag conf g$h -background white
                        $w_file tag conf g$h -background white
                        incr i
@@ -317,8 +370,7 @@ method _showcommit {lno} {
 
        $w_cmit conf -state normal
        $w_cmit delete 0.0 end
-       if {[catch {set cmit $line_commit($lno)} myerr]} {
-               puts "myerr = $myerr"
+       if {[catch {set cmit $line_commit($lno)}]} {
                set cmit {}
                $w_cmit insert end "Loading annotation..."
        } else {
@@ -326,6 +378,7 @@ method _showcommit {lno} {
                set i 0
                foreach c $blame_colors {
                        set h [lindex $commit_list [expr {$idx - 1 + $i}]]
+                       $w_cgrp tag conf g$h -background $c
                        $w_line tag conf g$h -background $c
                        $w_file tag conf g$h -background $c
                        incr i
@@ -336,14 +389,20 @@ method _showcommit {lno} {
                set author_time {}
                catch {set author_name $header($cmit,author)}
                catch {set author_email $header($cmit,author-mail)}
-               catch {set author_time [clock format $header($cmit,author-time)]}
+               catch {set author_time [clock format \
+                       $header($cmit,author-time) \
+                       -format {%Y-%m-%d %H:%M:%S}
+               ]}
 
                set committer_name {}
                set committer_email {}
                set committer_time {}
                catch {set committer_name $header($cmit,committer)}
                catch {set committer_email $header($cmit,committer-mail)}
-               catch {set committer_time [clock format $header($cmit,committer-time)]}
+               catch {set committer_time [clock format \
+                       $header($cmit,committer-time) \
+                       -format {%Y-%m-%d %H:%M:%S}
+               ]}
 
                if {[catch {set msg $header($cmit,message)}]} {
                        set msg {}
@@ -371,12 +430,12 @@ method _showcommit {lno} {
                        set header($cmit,message) $msg
                }
 
-               $w_cmit insert end "commit $cmit\n"
-               $w_cmit insert end "Author: $author_name $author_email $author_time\n"
-               $w_cmit insert end "Committer: $committer_name $committer_email $committer_time\n"
-               $w_cmit insert end "Original File: [escape_path $line_file($lno)]\n"
-               $w_cmit insert end "\n"
-               $w_cmit insert end $msg
+               $w_cmit insert end "commit $cmit
+Author: $author_name $author_email  $author_time
+Committer: $committer_name $committer_email  $committer_time
+Original File: [escape_path $line_file($lno)]
+
+$msg"
        }
        $w_cmit conf -state disabled