# git-gui blame viewer
# Copyright (C) 2006, 2007 Shawn Pearce
-proc show_blame {commit path} {
- global next_browser_id blame_status blame_data
-
- if {[winfo ismapped .]} {
- set w .browser[incr next_browser_id]
- set tl $w
- toplevel $w
- } else {
- set w {}
- set tl .
- }
- set blame_status($w) {Loading current file content...}
+class blame {
+
+field commit ; # input commit to blame
+field path ; # input filename to view in $commit
+
+field w
+field w_line
+field w_load
+field w_file
+field w_cmit
+field status
+
+field highlight_line -1 ; # current line selected
+field highlight_commit {} ; # sha1 of commit selected
+
+field total_lines 0 ; # total length of file
+field blame_lines 0 ; # number of lines computed
+field commit_count 0 ; # number of commits in $commit_list
+field commit_list {} ; # list of commit sha1 in receipt order
+field order ; # array commit -> receipt order
+field header ; # array commit,key -> header field
+field line_commit ; # array line -> sha1 commit
+field line_file ; # array line -> file name
+
+field r_commit ; # commit currently being parsed
+field r_orig_line ; # original line number
+field r_final_line ; # final line number
+field r_line_count ; # lines in this region
+
+constructor new {i_commit i_path} {
+ set commit $i_commit
+ set path $i_path
+
+ make_toplevel top w
+ wm title $top "[appname] ([reponame]): File Viewer"
+ set status "Loading $commit:$path..."
label $w.path -text "$commit:$path" \
-anchor w \
grid rowconfigure $w.out 0 -weight 1
pack $w.out -fill both -expand 1
- label $w.status -textvariable blame_status($w) \
+ label $w.status \
+ -textvariable @status \
-anchor w \
-justify left \
-borderwidth 1 \
pack $w.cm -side bottom -fill x
menu $w.ctxm -tearoff 0
- $w.ctxm add command -label "Copy Commit" \
- -command "blame_copycommit $w \$cursorW @\$cursorX,\$cursorY"
+ $w.ctxm add command \
+ -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 \
] yview $w.out.sby]
- bind $i <Button-1> "
- blame_click {$w} \\
- $w.cm.t \\
- $w.out.linenumber_t \\
- $w.out.file_t \\
- $i @%x,%y
- focus $i
- "
+ bind $i <Button-1> "[cb _click $i @%x,%y]; focus $i"
bind_button3 $i "
set cursorX %x
set cursorY %y
bind $i <Control-Key-f> {catch {%W yview scroll 1 pages};break}
}
- bind $w.cm.t <Button-1> "focus $w.cm.t"
- bind $tl <Visibility> "focus $tl"
- bind $tl <Destroy> "
- array unset blame_status {$w}
- array unset blame_data $w,*
- "
- wm title $tl "[appname] ([reponame]): File Viewer"
-
- set blame_data($w,commit_count) 0
- set blame_data($w,commit_list) {}
- set blame_data($w,total_lines) 0
- set blame_data($w,blame_lines) 0
- set blame_data($w,highlight_commit) {}
- set blame_data($w,highlight_line) -1
-
- set cmd [list git cat-file blob "$commit:$path"]
- set fd [open "| $cmd" r]
- fconfigure $fd -blocking 0 -translation lf -encoding binary
- fileevent $fd readable [list read_blame_catfile \
- $fd $w $commit $path \
- $w.cm.t $w.out.loaded_t $w.out.linenumber_t $w.out.file_t]
-}
-
-proc read_blame_catfile {fd w commit path w_cmit w_load w_line w_file} {
- global blame_status blame_data
+ bind $w.cm.t <Button-1> [list focus $w.cm.t]
+ bind $top <Visibility> [list focus $top]
+ bind $top <Destroy> [list delete_this $this]
- if {![winfo exists $w_file]} {
- catch {close $fd}
- return
+ if {$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]
+}
- set n $blame_data($w,total_lines)
+method _read_file {fd} {
$w_load conf -state normal
$w_line conf -state normal
$w_file conf -state normal
while {[gets $fd line] >= 0} {
regsub "\r\$" $line {} line
- incr n
+ incr total_lines
$w_load insert end "\n"
- $w_line insert end "$n\n" linenumber
+ $w_line insert end "$total_lines\n" linenumber
$w_file insert end "$line\n"
}
$w_load conf -state disabled
$w_line conf -state disabled
$w_file conf -state disabled
- set blame_data($w,total_lines) $n
if {[eof $fd]} {
close $fd
- blame_incremental_status $w
+ _status $this
set cmd [list git blame -M -C --incremental]
- lappend cmd $commit -- $path
+ if {$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 [list read_blame_incremental $fd $w \
- $w_load $w_cmit $w_line $w_file]
- }
-}
-
-proc read_blame_incremental {fd w w_load w_cmit w_line w_file} {
- global blame_status blame_data
-
- if {![winfo exists $w_file]} {
- catch {close $fd}
- return
+ fileevent $fd readable [cb _read_blame $fd]
}
+} ifdeleted { catch {close $fd} }
+method _read_blame {fd} {
while {[gets $fd line] >= 0} {
if {[regexp {^([a-z0-9]{40}) (\d+) (\d+) (\d+)$} $line line \
cmit original_line final_line line_count]} {
- set blame_data($w,commit) $cmit
- set blame_data($w,original_line) $original_line
- set blame_data($w,final_line) $final_line
- set blame_data($w,line_count) $line_count
+ set r_commit $cmit
+ set r_orig_line $original_line
+ set r_final_line $final_line
+ set r_line_count $line_count
- if {[catch {set g $blame_data($w,$cmit,order)}]} {
+ if {[catch {set g $order($cmit)}]} {
$w_line tag conf g$cmit
$w_file tag conf g$cmit
$w_line tag raise in_sel
$w_file tag raise in_sel
$w_file tag raise sel
- set blame_data($w,$cmit,order) $blame_data($w,commit_count)
- incr blame_data($w,commit_count)
- lappend blame_data($w,commit_list) $cmit
+ set order($cmit) $commit_count
+ incr commit_count
+ lappend commit_list $cmit
}
} elseif {[string match {filename *} $line]} {
set file [string range $line 9 end]
- set n $blame_data($w,line_count)
- set lno $blame_data($w,final_line)
- set cmit $blame_data($w,commit)
+ set n $r_line_count
+ set lno $r_final_line
+ set cmit $r_commit
while {$n > 0} {
- if {[catch {set g g$blame_data($w,line$lno,commit)}]} {
- $w_load tag add annotated $lno.0 "$lno.0 lineend + 1c"
+ set lno_e "$lno.0 lineend + 1c"
+ if {[catch {set g g$line_commit($lno)}]} {
+ $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"
+ $w_line tag remove g$g $lno.0 $lno_e
+ $w_file tag remove g$g $lno.0 $lno_e
}
- set blame_data($w,line$lno,commit) $cmit
- set blame_data($w,line$lno,file) $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"
+ set line_commit($lno) $cmit
+ set line_file($lno) $file
+ $w_line tag add g$cmit $lno.0 $lno_e
+ $w_file tag add g$cmit $lno.0 $lno_e
- if {$blame_data($w,highlight_line) == -1} {
+ if {$highlight_line == -1} {
if {[lindex [$w_file yview] 0] == 0} {
$w_file see $lno.0
- blame_showcommit $w $w_cmit $w_line $w_file $lno
+ _showcommit $this $lno
}
- } elseif {$blame_data($w,highlight_line) == $lno} {
- blame_showcommit $w $w_cmit $w_line $w_file $lno
+ } elseif {$highlight_line == $lno} {
+ _showcommit $this $lno
}
incr n -1
incr lno
- incr blame_data($w,blame_lines)
+ incr blame_lines
}
- set hc $blame_data($w,highlight_commit)
+ set hc $highlight_commit
if {$hc ne {}
- && [expr {$blame_data($w,$hc,order) + 1}]
- == $blame_data($w,$cmit,order)} {
- blame_showcommit $w $w_cmit $w_line $w_file \
- $blame_data($w,highlight_line)
+ && [expr {$order($hc) + 1}] == $order($cmit)} {
+ _showcommit $this $highlight_line
}
- } elseif {[regexp {^([a-z-]+) (.*)$} $line line header data]} {
- set blame_data($w,$blame_data($w,commit),$header) $data
+ } elseif {[regexp {^([a-z-]+) (.*)$} $line line key data]} {
+ set header($r_commit,$key) $data
}
}
if {[eof $fd]} {
close $fd
- set blame_status($w) {Annotation complete.}
+ set status {Annotation complete.}
} else {
- blame_incremental_status $w
+ _status $this
}
-}
+} ifdeleted { catch {close $fd} }
-proc blame_incremental_status {w} {
- global blame_status blame_data
-
- set have $blame_data($w,blame_lines)
- set total $blame_data($w,total_lines)
+method _status {} {
+ set have $blame_lines
+ set total $total_lines
set pdone 0
if {$total} {set pdone [expr {100 * $have / $total}]}
- set blame_status($w) [format \
+ set status [format \
"Loading annotations... %i of %i lines annotated (%2i%%)" \
$have $total $pdone]
}
-proc blame_click {w w_cmit w_line w_file cur_w pos} {
+method _click {cur_w pos} {
set lno [lindex [split [$cur_w index $pos] .] 0]
if {$lno eq {}} return
+ set lno_e "$lno.0 + 1 line"
$w_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_line tag add in_sel $lno.0 $lno_e
+ $w_file tag add in_sel $lno.0 $lno_e
- blame_showcommit $w $w_cmit $w_line $w_file $lno
+ _showcommit $this $lno
}
-set blame_colors {
+variable blame_colors {
#ff4040
#ff40ff
#4040ff
}
-proc blame_showcommit {w w_cmit w_line w_file lno} {
- global blame_colors blame_data repo_config
+method _showcommit {lno} {
+ global repo_config
+ variable blame_colors
- set cmit $blame_data($w,highlight_commit)
- if {$cmit ne {}} {
- set idx $blame_data($w,$cmit,order)
+ if {$highlight_commit ne {}} {
+ set idx $order($highlight_commit)
set i 0
foreach c $blame_colors {
- set h [lindex $blame_data($w,commit_list) [expr {$idx - 1 + $i}]]
+ set h [lindex $commit_list [expr {$idx - 1 + $i}]]
$w_line tag conf g$h -background white
$w_file tag conf g$h -background white
incr i
$w_cmit conf -state normal
$w_cmit delete 0.0 end
- if {[catch {set cmit $blame_data($w,line$lno,commit)}]} {
+ if {[catch {set cmit $line_commit($lno)}]} {
set cmit {}
$w_cmit insert end "Loading annotation..."
} else {
- set idx $blame_data($w,$cmit,order)
+ set idx $order($cmit)
set i 0
foreach c $blame_colors {
- set h [lindex $blame_data($w,commit_list) [expr {$idx - 1 + $i}]]
+ set h [lindex $commit_list [expr {$idx - 1 + $i}]]
$w_line tag conf g$h -background $c
$w_file tag conf g$h -background $c
incr i
set author_name {}
set author_email {}
set author_time {}
- catch {set author_name $blame_data($w,$cmit,author)}
- catch {set author_email $blame_data($w,$cmit,author-mail)}
- catch {set author_time [clock format $blame_data($w,$cmit,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) \
+ -format {%Y-%m-%d %H:%M:%S}
+ ]}
set committer_name {}
set committer_email {}
set committer_time {}
- catch {set committer_name $blame_data($w,$cmit,committer)}
- catch {set committer_email $blame_data($w,$cmit,committer-mail)}
- catch {set committer_time [clock format $blame_data($w,$cmit,committer-time)]}
-
- if {[catch {set msg $blame_data($w,$cmit,message)}]} {
+ 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) \
+ -format {%Y-%m-%d %H:%M:%S}
+ ]}
+
+ if {[catch {set msg $header($cmit,message)}]} {
set msg {}
catch {
set fd [open "| git cat-file commit $cmit" r]
set author_name [encoding convertfrom $enc $author_name]
set committer_name [encoding convertfrom $enc $committer_name]
- set blame_data($w,$cmit,author) $author_name
- set blame_data($w,$cmit,committer) $committer_name
+ set header($cmit,author) $author_name
+ set header($cmit,committer) $committer_name
}
- set blame_data($w,$cmit,message) $msg
+ set header($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 $blame_data($w,line$lno,file)]\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"
}
$w_cmit conf -state disabled
- set blame_data($w,highlight_line) $lno
- set blame_data($w,highlight_commit) $cmit
+ set highlight_line $lno
+ set highlight_commit $cmit
}
-proc blame_copycommit {w i pos} {
- global blame_data
- set lno [lindex [split [$i index $pos] .] 0]
- if {![catch {set commit $blame_data($w,line$lno,commit)}]} {
+method _copycommit {} {
+ set pos @$::cursorX,$::cursorY
+ set lno [lindex [split [$::cursorW index $pos] .] 0]
+ if {![catch {set commit $line_commit($lno)}]} {
clipboard clear
clipboard append \
-format STRING \
-- $commit
}
}
+
+}