class blame {
-field commit ; # input commit to blame
-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
-field status
-
+image create photo ::blame::img_back_arrow -data {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}
+
+field commit ; # input commit to blame
+field path ; # input filename to view in $commit
+field history {}; # viewer history: {commit path}
+
+field w ; # top window in this viewer
+field w_back ; # our back button
+field w_path ; # label showing the current file path
+field w_line ; # text column: all line numbers
+field w_cgrp ; # text column: abbreviated commit SHA-1s
+field w_file ; # text column: actual file data
+field w_cmit ; # pane showing commit message
+field status ; # text variable bound to status bar
+field old_height ; # last known height of $w.file_pane
+
+field current_fd {} ; # background process running
field highlight_line -1 ; # current line selected
field highlight_commit {} ; # sha1 of commit selected
field r_final_line ; # final line number
field r_line_count ; # lines in this region
-variable active_color #98e1a0
+field tooltip_wm {} ; # Current tooltip toplevel, if open
+field tooltip_timer {} ; # Current timer event for our tooltip
+field tooltip_commit {} ; # Commit in tooltip
+field tooltip_text {} ; # Text in current tooltip
+
+variable active_color #c0edc5
variable group_colors {
- #cbcbcb
+ #d6d6d6
#e1e1e1
+ #ececec
}
constructor new {i_commit i_path} {
+ variable active_color
+ global cursor_ptr
+
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" \
+ frame $w.header -background orange
+ label $w.header.commit_l \
+ -text {Commit:} \
+ -background orange \
-anchor w \
- -justify left \
- -borderwidth 1 \
- -relief sunken \
- -font font_uibold
- pack $w.path -side top -fill x
-
- frame $w.out
- set w_load $w.out.loaded_t
- text $w_load \
- -background white -borderwidth 0 \
+ -justify left
+ set w_back $w.header.commit_b
+ label $w_back \
+ -image ::blame::img_back_arrow \
+ -borderwidth 0 \
+ -relief flat \
-state disabled \
- -wrap none \
- -height 40 \
- -width 1 \
- -font font_diff
- $w_load tag conf annotated -background grey
-
- set w_line $w.out.linenumber_t
+ -background orange \
+ -activebackground orange
+ bind $w_back <Button-1> "
+ if {\[$w_back cget -state\] eq {normal}} {
+ [cb _history_menu]
+ }
+ "
+ label $w.header.commit \
+ -textvariable @commit \
+ -background orange \
+ -anchor w \
+ -justify left
+ label $w.header.path_l \
+ -text {File:} \
+ -background orange \
+ -anchor w \
+ -justify left
+ set w_path $w.header.path
+ label $w_path \
+ -background orange \
+ -anchor w \
+ -justify left
+ pack $w.header.commit_l -side left
+ pack $w_back -side left
+ pack $w.header.commit -side left
+ pack $w_path -fill x -side right
+ pack $w.header.path_l -side right
+
+ panedwindow $w.file_pane -orient vertical
+ frame $w.file_pane.out
+ frame $w.file_pane.cm
+ $w.file_pane add $w.file_pane.out \
+ -sticky nsew \
+ -minsize 100 \
+ -height 100 \
+ -width 100
+ $w.file_pane add $w.file_pane.cm \
+ -sticky nsew \
+ -minsize 25 \
+ -height 25 \
+ -width 100
+
+ set w_line $w.file_pane.out.linenumber_t
text $w_line \
+ -takefocus 0 \
+ -highlightthickness 0 \
+ -padx 0 -pady 0 \
-background white -borderwidth 0 \
-state disabled \
-wrap none \
-height 40 \
- -width 5 \
+ -width 6 \
-font font_diff
- $w_line tag conf linenumber -justify right
+ $w_line tag conf linenumber -justify right -rmargin 5
- set w_cgrp $w.out.commit_t
+ set w_cgrp $w.file_pane.out.commit_t
text $w_cgrp \
+ -takefocus 0 \
+ -highlightthickness 0 \
+ -padx 0 -pady 0 \
-background white -borderwidth 0 \
-state disabled \
-wrap none \
-height 40 \
-width 4 \
-font font_diff
-
- set w_file $w.out.file_t
+ $w_cgrp tag conf curr_commit
+ $w_cgrp tag conf prior_commit \
+ -foreground blue \
+ -underline 1
+ $w_cgrp tag bind prior_commit \
+ <Button-1> \
+ "[cb _load_commit @%x,%y];break"
+
+ set w_file $w.file_pane.out.file_t
text $w_file \
+ -takefocus 0 \
+ -highlightthickness 0 \
+ -padx 0 -pady 0 \
-background white -borderwidth 0 \
-state disabled \
-wrap none \
-height 40 \
-width 80 \
- -xscrollcommand [list $w.out.sbx set] \
+ -xscrollcommand [list $w.file_pane.out.sbx set] \
-font font_diff
- scrollbar $w.out.sbx -orient h -command [list $w_file xview]
- scrollbar $w.out.sby -orient v \
+ scrollbar $w.file_pane.out.sbx \
+ -orient h \
+ -command [list $w_file xview]
+ scrollbar $w.file_pane.out.sby \
+ -orient v \
-command [list scrollbar2many [list \
- $w_load \
$w_line \
$w_cgrp \
$w_file \
grid \
$w_cgrp \
$w_line \
- $w_load \
$w_file \
- $w.out.sby \
+ $w.file_pane.out.sby \
-sticky nsew
- 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
-
- label $w.status \
- -textvariable @status \
- -anchor w \
- -justify left \
- -borderwidth 1 \
- -relief sunken
- pack $w.status -side bottom -fill x
+ grid conf $w.file_pane.out.sbx -column 2 -sticky we
+ grid columnconfigure $w.file_pane.out 2 -weight 1
+ grid rowconfigure $w.file_pane.out 0 -weight 1
- frame $w.cm
- set w_cmit $w.cm.t
+ set w_cmit $w.file_pane.cm.t
text $w_cmit \
-background white -borderwidth 0 \
-state disabled \
-wrap none \
-height 10 \
-width 80 \
- -xscrollcommand [list $w.cm.sbx set] \
- -yscrollcommand [list $w.cm.sby set] \
+ -xscrollcommand [list $w.file_pane.cm.sbx set] \
+ -yscrollcommand [list $w.file_pane.cm.sby set] \
-font font_diff
- 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
+ $w_cmit tag conf header_key \
+ -tabs {3c} \
+ -background $active_color \
+ -font font_uibold
+ $w_cmit tag conf header_val \
+ -background $active_color \
+ -font font_ui
+ $w_cmit tag raise sel
+ scrollbar $w.file_pane.cm.sbx \
+ -orient h \
+ -command [list $w_cmit xview]
+ scrollbar $w.file_pane.cm.sby \
+ -orient v \
+ -command [list $w_cmit yview]
+ pack $w.file_pane.cm.sby -side right -fill y
+ pack $w.file_pane.cm.sbx -side bottom -fill x
pack $w_cmit -expand 1 -fill both
- pack $w.cm -side bottom -fill x
+
+ frame $w.status \
+ -borderwidth 1 \
+ -relief sunken
+ label $w.status.l \
+ -textvariable @status \
+ -anchor w \
+ -justify left
+ pack $w.status.l -side left
menu $w.ctxm -tearoff 0
$w.ctxm add command \
foreach i [list \
$w_cgrp \
- $w_load \
$w_line \
$w_file] {
+ $i conf -cursor $cursor_ptr
$i conf -yscrollcommand \
[list many2scrollbar [list \
$w_cgrp \
- $w_load \
$w_line \
$w_file \
- ] yview $w.out.sby]
- bind $i <Button-1> "[cb _click $i @%x,%y]; focus $i"
+ ] yview $w.file_pane.out.sby]
+ bind $i <Button-1> "
+ [cb _hide_tooltip]
+ [cb _click $i @%x,%y]
+ focus $i
+ "
+ bind $i <Any-Motion> [cb _show_tooltip $i @%x,%y]
+ bind $i <Any-Enter> [cb _hide_tooltip]
+ bind $i <Any-Leave> [cb _hide_tooltip]
bind_button3 $i "
+ [cb _hide_tooltip]
set cursorX %x
set cursorY %y
set cursorW %W
foreach i [list \
$w_cgrp \
- $w_load \
$w_line \
$w_file \
$w_cmit] {
bind $w_cmit <Button-1> [list focus $w_cmit]
bind $top <Visibility> [list focus $top]
- bind $top <Destroy> [list delete_this $this]
+ bind $w_file <Destroy> [list delete_this $this]
+
+ grid configure $w.header -sticky ew
+ grid configure $w.file_pane -sticky nsew
+ grid configure $w.status -sticky ew
+ grid columnconfigure $top 0 -weight 1
+ grid rowconfigure $top 0 -weight 0
+ grid rowconfigure $top 1 -weight 1
+ grid rowconfigure $top 2 -weight 0
+
+ set req_w [winfo reqwidth $top]
+ set req_h [winfo reqheight $top]
+ if {$req_w < 600} {set req_w 600}
+ if {$req_h < 400} {set req_h 400}
+ set g "${req_w}x${req_h}"
+ wm geometry $top $g
+ update
+
+ set old_height [winfo height $w.file_pane]
+ $w.file_pane sash place 0 \
+ [lindex [$w.file_pane sash coord 0] 0] \
+ [expr {int($old_height * 0.70)}]
+ bind $w.file_pane <Configure> \
+ "if {{$w.file_pane} eq {%W}} {[cb _resize %h]}"
+
+ _load $this
+}
+
+method _load {} {
+ _hide_tooltip $this
+
+ if {$total_lines != 0 || $current_fd ne {}} {
+ if {$current_fd ne {}} {
+ catch {close $current_fd}
+ set current_fd {}
+ }
+
+ set highlight_line -1
+ set highlight_commit {}
+ set total_lines 0
+ set blame_lines 0
+ set commit_count 0
+ set commit_list {}
+ array unset order
+ array unset line_commit
+ array unset line_file
+
+ $w_cgrp conf -state normal
+ $w_line conf -state normal
+ $w_file conf -state normal
+
+ $w_cgrp delete 0.0 end
+ $w_line delete 0.0 end
+ $w_file delete 0.0 end
+
+ $w_cgrp conf -state disabled
+ $w_line conf -state disabled
+ $w_file conf -state disabled
+ }
+
+ if {[winfo exists $w.status.c]} {
+ $w.status.c coords bar 0 0 0 20
+ } else {
+ canvas $w.status.c \
+ -width 100 \
+ -height [expr {int([winfo reqheight $w.status.l] * 0.6)}] \
+ -borderwidth 1 \
+ -relief groove \
+ -highlightt 0
+ $w.status.c create rectangle 0 0 0 20 -tags bar -fill navy
+ pack $w.status.c -side right
+ }
+
+ if {$history eq {}} {
+ $w_back conf -state disabled
+ } else {
+ $w_back conf -state normal
+ }
+ lappend history [list $commit $path]
+ set status "Loading $commit:[escape_path $path]..."
+ $w_path conf -text [escape_path $path]
if {$commit eq {}} {
set fd [open $path r]
} else {
}
fconfigure $fd -blocking 0 -translation lf -encoding binary
fileevent $fd readable [cb _read_file $fd]
+ set current_fd $fd
+}
+
+method _history_menu {} {
+ set m $w.backmenu
+ if {[winfo exists $m]} {
+ $m delete 0 end
+ } else {
+ menu $m -tearoff 0
+ }
+
+ for {set i [expr {[llength $history] - 2}]
+ } {$i >= 0} {incr i -1} {
+ set e [lindex $history $i]
+ set c [lindex $e 0]
+ set f [lindex $e 1]
+
+ if {[regexp {^[0-9a-f]{40}$} $c]} {
+ set t [string range $c 0 8]...
+ } else {
+ set t $c
+ }
+ if {![catch {set summary $header($c,summary)}]} {
+ append t " $summary"
+ if {[string length $t] > 70} {
+ set t [string range $t 0 66]...
+ }
+ }
+
+ $m add command -label $t -command [cb _goback $i $c $f]
+ }
+ set X [winfo rootx $w_back]
+ set Y [expr {[winfo rooty $w_back] + [winfo height $w_back]}]
+ tk_popup $m $X $Y
+}
+
+method _goback {i c f} {
+ set history [lrange $history 0 [expr {$i - 1}]]
+ set commit $c
+ set path $f
+ _load $this
}
method _read_file {fd} {
- $w_load conf -state normal
+ if {$fd ne $current_fd} {
+ catch {close $fd}
+ return
+ }
+
$w_cgrp conf -state normal
$w_line conf -state normal
$w_file conf -state normal
incr total_lines
if {$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
+
+ set ln_wc [expr {[string length $total_lines] + 2}]
+ if {[$w_line cget -width] < $ln_wc} {
+ $w_line conf -width $ln_wc
+ }
+
$w_cgrp conf -state disabled
$w_line conf -state disabled
$w_file conf -state disabled
if {[eof $fd]} {
close $fd
+
_status $this
- set cmd [list git blame -M -C --incremental]
+ set cmd {nice git blame -M -C --incremental}
if {$commit eq {}} {
lappend cmd --contents $path
} else {
set fd [open "| $cmd" r]
fconfigure $fd -blocking 0 -translation lf -encoding binary
fileevent $fd readable [cb _read_blame $fd]
+ set current_fd $fd
}
} ifdeleted { catch {close $fd} }
method _read_blame {fd} {
variable group_colors
+ if {$fd ne $current_fd} {
+ catch {close $fd}
+ return
+ }
+
$w_cgrp conf -state normal
while {[gets $fd line] >= 0} {
if {[regexp {^([a-z0-9]{40}) (\d+) (\d+) (\d+)$} $line line \
set cmit $r_commit
if {[regexp {^0{40}$} $cmit]} {
- set abbr work
+ set commit_abbr work
+ set commit_type curr_commit
+ } elseif {$cmit eq $commit} {
+ set commit_abbr this
+ set commit_type curr_commit
} else {
- set abbr [string range $cmit 0 4]
+ set commit_type prior_commit
+ set commit_abbr [string range $cmit 0 4]
}
- if {![catch {set ncmit $line_commit([expr {$lno - 1}])}]} {
- if {$ncmit eq $cmit} {
- set abbr |
+ set author_abbr {}
+ set a_name {}
+ catch {set a_name $header($cmit,author)}
+ while {$a_name ne {}} {
+ if {![regexp {^([[:upper:]])} $a_name _a]} break
+ append author_abbr $_a
+ unset _a
+ if {![regsub \
+ {^[[:upper:]][^\s]*\s+} \
+ $a_name {} a_name ]} break
+ }
+ if {$author_abbr eq {}} {
+ set author_abbr { |}
+ } else {
+ set author_abbr [string range $author_abbr 0 3]
+ while {[string length $author_abbr] < 4} {
+ set author_abbr " $author_abbr"
}
}
+ unset a_name
+
+ set first_lno $lno
+ while {
+ ![catch {set ncmit $line_commit([expr {$first_lno - 1}])}]
+ && ![catch {set nfile $line_file([expr {$first_lno - 1}])}]
+ && $ncmit eq $cmit
+ && $nfile eq $file
+ } {
+ incr first_lno -1
+ }
while {$n > 0} {
set lno_e "$lno.0 lineend + 1c"
- if {[catch {set g g$line_commit($lno)}]} {
- $w_load tag add annotated $lno.0 $lno_e
- } else {
+ if {![catch {set g g$line_commit($lno)}]} {
$w_cgrp tag remove g$g $lno.0 $lno_e
$w_line tag remove g$g $lno.0 $lno_e
$w_file tag remove g$g $lno.0 $lno_e
set line_file($lno) $file
$w_cgrp delete $lno.0 "$lno.0 lineend"
- $w_cgrp insert $lno.0 $abbr
- set abbr |
+ if {$lno == $first_lno} {
+ $w_cgrp insert $lno.0 $commit_abbr $commit_type
+ } elseif {$lno == [expr {$first_lno + 1}]} {
+ $w_cgrp insert $lno.0 $author_abbr
+ } else {
+ $w_cgrp insert $lno.0 { |}
+ }
$w_cgrp tag add g$cmit $lno.0 $lno_e
$w_line tag add g$cmit $lno.0 $lno_e
incr blame_lines
}
- if {![catch {set ncmit $line_commit($lno)}]} {
- if {$ncmit eq $cmit} {
- $w_cgrp delete $lno.0 "$lno.0 lineend + 1c"
- $w_cgrp insert $lno.0 "|\n"
+ while {
+ ![catch {set ncmit $line_commit($lno)}]
+ && ![catch {set nfile $line_file($lno)}]
+ && $ncmit eq $cmit
+ && $nfile eq $file
+ } {
+ $w_cgrp delete $lno.0 "$lno.0 lineend"
+
+ if {$lno == $first_lno} {
+ $w_cgrp insert $lno.0 $commit_abbr $commit_type
+ } elseif {$lno == [expr {$first_lno + 1}]} {
+ $w_cgrp insert $lno.0 $author_abbr
+ } else {
+ $w_cgrp insert $lno.0 { |}
}
+ incr lno
}
- set hc $highlight_commit
- if {$hc ne {}
- && [expr {$order($hc) + 1}] == $order($cmit)} {
- _showcommit $this $highlight_line
- }
} elseif {[regexp {^([a-z-]+) (.*)$} $line line key data]} {
set header($r_commit,$key) $data
}
if {[eof $fd]} {
close $fd
+ set current_fd {}
set status {Annotation complete.}
+ destroy $w.status.c
} else {
_status $this
}
set status [format \
"Loading annotations... %i of %i lines annotated (%2i%%)" \
$have $total $pdone]
+ $w.status.c coords bar 0 0 $pdone 20
}
method _click {cur_w pos} {
_showcommit $this $lno
}
+method _load_commit {pos} {
+ set lno [lindex [split [$w_cgrp index $pos] .] 0]
+ if {[catch {set cmit $line_commit($lno)}]} return
+ if {[catch {set file $line_file($lno) }]} return
+
+ set commit $cmit
+ set path $file
+ _load $this
+}
+
method _showcommit {lno} {
global repo_config
variable active_color
set header($cmit,message) $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)]
+ $w_cmit insert end "commit $cmit\n" header_key
+ $w_cmit insert end "Author:\t" header_key
+ $w_cmit insert end "$author_name $author_email" header_val
+ $w_cmit insert end "$author_time\n" header_val
+
+ $w_cmit insert end "Committer:\t" header_key
+ $w_cmit insert end "$committer_name $committer_email" header_val
+ $w_cmit insert end "$committer_time\n" header_val
+
+ if {$line_file($lno) ne $path} {
+ $w_cmit insert end "Original File:\t" header_key
+ $w_cmit insert end "[escape_path $line_file($lno)]\n" header_val
+ }
-$msg"
+ $w_cmit insert end "\n$msg"
}
$w_cmit conf -state disabled
set highlight_line $lno
set highlight_commit $cmit
+
+ if {$highlight_commit eq $tooltip_commit} {
+ _hide_tooltip $this
+ }
}
method _copycommit {} {
}
}
+method _show_tooltip {cur_w pos} {
+ set lno [lindex [split [$cur_w index $pos] .] 0]
+ if {[catch {set cmit $line_commit($lno)}]} {
+ _hide_tooltip $this
+ return
+ }
+
+ if {$cmit eq $highlight_commit} {
+ _hide_tooltip $this
+ return
+ }
+
+ if {$cmit eq $tooltip_commit} {
+ _position_tooltip $this
+ } elseif {$tooltip_wm ne {}} {
+ _open_tooltip $this $cur_w
+ } elseif {$tooltip_timer eq {}} {
+ set tooltip_timer [after 1000 [cb _open_tooltip $cur_w]]
+ }
+}
+
+method _open_tooltip {cur_w} {
+ set tooltip_timer {}
+ set pos_x [winfo pointerx $cur_w]
+ set pos_y [winfo pointery $cur_w]
+ if {[winfo containing $pos_x $pos_y] ne $cur_w} {
+ _hide_tooltip $this
+ return
+ }
+
+ set pos @[join [list \
+ [expr {$pos_x - [winfo rootx $cur_w]}] \
+ [expr {$pos_y - [winfo rooty $cur_w]}]] ,]
+ set lno [lindex [split [$cur_w index $pos] .] 0]
+ set cmit $line_commit($lno)
+
+ set author_name {}
+ set author_email {}
+ 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) \
+ -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) \
+ -format {%Y-%m-%d %H:%M:%S}
+ ]}
+
+ set summary {}
+ catch {set summary $header($cmit,summary)}
+
+ set tooltip_commit $cmit
+ set tooltip_text "commit $cmit
+$author_name $author_email $author_time
+$summary"
+
+ set file $line_file($lno)
+ if {$file ne $path} {
+ append tooltip_text "
+
+Original File: $file"
+ }
+
+ if {$tooltip_wm ne "$cur_w.tooltip"} {
+ _hide_tooltip $this
+
+ set tooltip_wm [toplevel $cur_w.tooltip -borderwidth 1]
+ wm overrideredirect $tooltip_wm 1
+ wm transient $tooltip_wm [winfo toplevel $cur_w]
+ pack [label $tooltip_wm.label \
+ -background lightyellow \
+ -foreground black \
+ -textvariable @tooltip_text \
+ -justify left]
+ }
+ _position_tooltip $this
+}
+
+method _position_tooltip {} {
+ set req_w [winfo reqwidth $tooltip_wm.label]
+ set req_h [winfo reqheight $tooltip_wm.label]
+ set pos_x [expr {[winfo pointerx .] + 5}]
+ set pos_y [expr {[winfo pointery .] + 10}]
+
+ set g "${req_w}x${req_h}"
+ if {$pos_x >= 0} {append g +}
+ append g $pos_x
+ if {$pos_y >= 0} {append g +}
+ append g $pos_y
+
+ wm geometry $tooltip_wm $g
+ raise $tooltip_wm
+}
+
+method _hide_tooltip {} {
+ if {$tooltip_wm ne {}} {
+ destroy $tooltip_wm
+ set tooltip_wm {}
+ set tooltip_commit {}
+ }
+ if {$tooltip_timer ne {}} {
+ after cancel $tooltip_timer
+ set tooltip_timer {}
+ }
+}
+
+method _resize {new_height} {
+ set diff [expr {$new_height - $old_height}]
+ if {$diff == 0} return
+
+ set my [expr {[winfo height $w.file_pane] - 25}]
+ set o [$w.file_pane sash coord 0]
+ set ox [lindex $o 0]
+ set oy [expr {[lindex $o 1] + $diff}]
+ if {$oy < 0} {set oy 0}
+ if {$oy > $my} {set oy $my}
+ $w.file_pane sash place 0 $ox $oy
+
+ set old_height $new_height
+}
+
}