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|
#!/bin/sh
# Tcl ignores the next line -*- tcl -*- \
exec wish "$0" -- "$@"
# Copyright (C) 2005-2006 Paul Mackerras. All rights reserved.
# This program is free software; it may be used, copied, modified
# and distributed under the terms of the GNU General Public Licence,
# either version 2, or (at your option) any later version.
proc gitdir {} {
global env
if {[info exists env(GIT_DIR)]} {
return $env(GIT_DIR)
} else {
return [exec git rev-parse --git-dir]
}
}
# A simple scheduler for compute-intensive stuff.
# The aim is to make sure that event handlers for GUI actions can
# run at least every 50-100 ms. Unfortunately fileevent handlers are
# run before X event handlers, so reading from a fast source can
# make the GUI completely unresponsive.
proc run args {
global isonrunq runq
set script $args
if {[info exists isonrunq($script)]} return
if {$runq eq {}} {
after idle dorunq
}
lappend runq [list {} $script]
set isonrunq($script) 1
}
proc filerun {fd script} {
fileevent $fd readable [list filereadable $fd $script]
}
proc filereadable {fd script} {
global runq
fileevent $fd readable {}
if {$runq eq {}} {
after idle dorunq
}
lappend runq [list $fd $script]
}
proc dorunq {} {
global isonrunq runq
set tstart [clock clicks -milliseconds]
set t0 $tstart
while {$runq ne {}} {
set fd [lindex $runq 0 0]
set script [lindex $runq 0 1]
set repeat [eval $script]
set t1 [clock clicks -milliseconds]
set t [expr {$t1 - $t0}]
set runq [lrange $runq 1 end]
if {$repeat ne {} && $repeat} {
if {$fd eq {} || $repeat == 2} {
# script returns 1 if it wants to be readded
# file readers return 2 if they could do more straight away
lappend runq [list $fd $script]
} else {
fileevent $fd readable [list filereadable $fd $script]
}
} elseif {$fd eq {}} {
unset isonrunq($script)
}
set t0 $t1
if {$t1 - $tstart >= 80} break
}
if {$runq ne {}} {
after idle dorunq
}
}
# Start off a git rev-list process and arrange to read its output
proc start_rev_list {view} {
global startmsecs
global commfd leftover tclencoding datemode
global viewargs viewfiles commitidx viewcomplete vnextroot
global showlocalchanges commitinterest mainheadid
global progressdirn progresscoords proglastnc curview
set startmsecs [clock clicks -milliseconds]
set commitidx($view) 0
set viewcomplete($view) 0
set vnextroot($view) 0
set order "--topo-order"
if {$datemode} {
set order "--date-order"
}
if {[catch {
set fd [open [concat | git log --no-color -z --pretty=raw $order --parents \
--boundary $viewargs($view) "--" $viewfiles($view)] r]
} err]} {
error_popup "Error executing git rev-list: $err"
exit 1
}
set commfd($view) $fd
set leftover($view) {}
if {$showlocalchanges} {
lappend commitinterest($mainheadid) {dodiffindex}
}
fconfigure $fd -blocking 0 -translation lf -eofchar {}
if {$tclencoding != {}} {
fconfigure $fd -encoding $tclencoding
}
filerun $fd [list getcommitlines $fd $view]
nowbusy $view "Reading"
if {$view == $curview} {
set progressdirn 1
set progresscoords {0 0}
set proglastnc 0
}
}
proc stop_rev_list {} {
global commfd curview
if {![info exists commfd($curview)]} return
set fd $commfd($curview)
catch {
set pid [pid $fd]
exec kill $pid
}
catch {close $fd}
unset commfd($curview)
}
proc getcommits {} {
global phase canv curview
set phase getcommits
initlayout
start_rev_list $curview
show_status "Reading commits..."
}
# This makes a string representation of a positive integer which
# sorts as a string in numerical order
proc strrep {n} {
if {$n < 16} {
return [format "%x" $n]
} elseif {$n < 256} {
return [format "x%.2x" $n]
} elseif {$n < 65536} {
return [format "y%.4x" $n]
}
return [format "z%.8x" $n]
}
proc getcommitlines {fd view} {
global commitlisted commitinterest
global leftover commfd
global displayorder commitidx viewcomplete commitrow commitdata
global parentlist children curview hlview
global vparentlist vdisporder vcmitlisted
global ordertok vnextroot idpending
set stuff [read $fd 500000]
# git log doesn't terminate the last commit with a null...
if {$stuff == {} && $leftover($view) ne {} && [eof $fd]} {
set stuff "\0"
}
if {$stuff == {}} {
if {![eof $fd]} {
return 1
}
# Check if we have seen any ids listed as parents that haven't
# appeared in the list
foreach vid [array names idpending "$view,*"] {
# should only get here if git log is buggy
set id [lindex [split $vid ","] 1]
set commitrow($vid) $commitidx($view)
incr commitidx($view)
if {$view == $curview} {
lappend parentlist {}
lappend displayorder $id
lappend commitlisted 0
} else {
lappend vparentlist($view) {}
lappend vdisporder($view) $id
lappend vcmitlisted($view) 0
}
}
set viewcomplete($view) 1
global viewname progresscoords
unset commfd($view)
notbusy $view
set progresscoords {0 0}
adjustprogress
# set it blocking so we wait for the process to terminate
fconfigure $fd -blocking 1
if {[catch {close $fd} err]} {
set fv {}
if {$view != $curview} {
set fv " for the \"$viewname($view)\" view"
}
if {[string range $err 0 4] == "usage"} {
set err "Gitk: error reading commits$fv:\
bad arguments to git rev-list."
if {$viewname($view) eq "Command line"} {
append err \
" (Note: arguments to gitk are passed to git rev-list\
to allow selection of commits to be displayed.)"
}
} else {
set err "Error reading commits$fv: $err"
}
error_popup $err
}
if {$view == $curview} {
run chewcommits $view
}
return 0
}
set start 0
set gotsome 0
while 1 {
set i [string first "\0" $stuff $start]
if {$i < 0} {
append leftover($view) [string range $stuff $start end]
break
}
if {$start == 0} {
set cmit $leftover($view)
append cmit [string range $stuff 0 [expr {$i - 1}]]
set leftover($view) {}
} else {
set cmit [string range $stuff $start [expr {$i - 1}]]
}
set start [expr {$i + 1}]
set j [string first "\n" $cmit]
set ok 0
set listed 1
if {$j >= 0 && [string match "commit *" $cmit]} {
set ids [string range $cmit 7 [expr {$j - 1}]]
if {[string match {[-<>]*} $ids]} {
switch -- [string index $ids 0] {
"-" {set listed 0}
"<" {set listed 2}
">" {set listed 3}
}
set ids [string range $ids 1 end]
}
set ok 1
foreach id $ids {
if {[string length $id] != 40} {
set ok 0
break
}
}
}
if {!$ok} {
set shortcmit $cmit
if {[string length $shortcmit] > 80} {
set shortcmit "[string range $shortcmit 0 80]..."
}
error_popup "Can't parse git log output: {$shortcmit}"
exit 1
}
set id [lindex $ids 0]
if {![info exists ordertok($view,$id)]} {
set otok "o[strrep $vnextroot($view)]"
incr vnextroot($view)
set ordertok($view,$id) $otok
} else {
set otok $ordertok($view,$id)
unset idpending($view,$id)
}
if {$listed} {
set olds [lrange $ids 1 end]
if {[llength $olds] == 1} {
set p [lindex $olds 0]
lappend children($view,$p) $id
if {![info exists ordertok($view,$p)]} {
set ordertok($view,$p) $ordertok($view,$id)
set idpending($view,$p) 1
}
} else {
set i 0
foreach p $olds {
if {$i == 0 || [lsearch -exact $olds $p] >= $i} {
lappend children($view,$p) $id
}
if {![info exists ordertok($view,$p)]} {
set ordertok($view,$p) "$otok[strrep $i]]"
set idpending($view,$p) 1
}
incr i
}
}
} else {
set olds {}
}
if {![info exists children($view,$id)]} {
set children($view,$id) {}
}
set commitdata($id) [string range $cmit [expr {$j + 1}] end]
set commitrow($view,$id) $commitidx($view)
incr commitidx($view)
if {$view == $curview} {
lappend parentlist $olds
lappend displayorder $id
lappend commitlisted $listed
} else {
lappend vparentlist($view) $olds
lappend vdisporder($view) $id
lappend vcmitlisted($view) $listed
}
if {[info exists commitinterest($id)]} {
foreach script $commitinterest($id) {
eval [string map [list "%I" $id] $script]
}
unset commitinterest($id)
}
set gotsome 1
}
if {$gotsome} {
run chewcommits $view
if {$view == $curview} {
# update progress bar
global progressdirn progresscoords proglastnc
set inc [expr {($commitidx($view) - $proglastnc) * 0.0002}]
set proglastnc $commitidx($view)
set l [lindex $progresscoords 0]
set r [lindex $progresscoords 1]
if {$progressdirn} {
set r [expr {$r + $inc}]
if {$r >= 1.0} {
set r 1.0
set progressdirn 0
}
if {$r > 0.2} {
set l [expr {$r - 0.2}]
}
} else {
set l [expr {$l - $inc}]
if {$l <= 0.0} {
set l 0.0
set progressdirn 1
}
set r [expr {$l + 0.2}]
}
set progresscoords [list $l $r]
adjustprogress
}
}
return 2
}
proc chewcommits {view} {
global curview hlview viewcomplete
global selectedline pending_select
if {$view == $curview} {
layoutmore
if {$viewcomplete($view)} {
global displayorder commitidx phase
global numcommits startmsecs
if {[info exists pending_select]} {
set row [first_real_row]
selectline $row 1
}
if {$commitidx($curview) > 0} {
#set ms [expr {[clock clicks -milliseconds] - $startmsecs}]
#puts "overall $ms ms for $numcommits commits"
} else {
show_status "No commits selected"
}
notbusy layout
set phase {}
}
}
if {[info exists hlview] && $view == $hlview} {
vhighlightmore
}
return 0
}
proc readcommit {id} {
if {[catch {set contents [exec git cat-file commit $id]}]} return
parsecommit $id $contents 0
}
proc updatecommits {} {
global viewdata curview phase displayorder ordertok idpending
global children commitrow selectedline thickerline showneartags
if {$phase ne {}} {
stop_rev_list
set phase {}
}
set n $curview
foreach id $displayorder {
catch {unset children($n,$id)}
catch {unset commitrow($n,$id)}
catch {unset ordertok($n,$id)}
}
foreach vid [array names idpending "$n,*"] {
unset idpending($vid)
}
set curview -1
catch {unset selectedline}
catch {unset thickerline}
catch {unset viewdata($n)}
readrefs
changedrefs
if {$showneartags} {
getallcommits
}
showview $n
}
proc parsecommit {id contents listed} {
global commitinfo cdate
set inhdr 1
set comment {}
set headline {}
set auname {}
set audate {}
set comname {}
set comdate {}
set hdrend [string first "\n\n" $contents]
if {$hdrend < 0} {
# should never happen...
set hdrend [string length $contents]
}
set header [string range $contents 0 [expr {$hdrend - 1}]]
set comment [string range $contents [expr {$hdrend + 2}] end]
foreach line [split $header "\n"] {
set tag [lindex $line 0]
if {$tag == "author"} {
set audate [lindex $line end-1]
set auname [lrange $line 1 end-2]
} elseif {$tag == "committer"} {
set comdate [lindex $line end-1]
set comname [lrange $line 1 end-2]
}
}
set headline {}
# take the first non-blank line of the comment as the headline
set headline [string trimleft $comment]
set i [string first "\n" $headline]
if {$i >= 0} {
set headline [string range $headline 0 $i]
}
set headline [string trimright $headline]
set i [string first "\r" $headline]
if {$i >= 0} {
set headline [string trimright [string range $headline 0 $i]]
}
if {!$listed} {
# git rev-list indents the comment by 4 spaces;
# if we got this via git cat-file, add the indentation
set newcomment {}
foreach line [split $comment "\n"] {
append newcomment " "
append newcomment $line
append newcomment "\n"
}
set comment $newcomment
}
if {$comdate != {}} {
set cdate($id) $comdate
}
set commitinfo($id) [list $headline $auname $audate \
$comname $comdate $comment]
}
proc getcommit {id} {
global commitdata commitinfo
if {[info exists commitdata($id)]} {
parsecommit $id $commitdata($id) 1
} else {
readcommit $id
if {![info exists commitinfo($id)]} {
set commitinfo($id) {"No commit information available"}
}
}
return 1
}
proc readrefs {} {
global tagids idtags headids idheads tagobjid
global otherrefids idotherrefs mainhead mainheadid
foreach v {tagids idtags headids idheads otherrefids idotherrefs} {
catch {unset $v}
}
set refd [open [list | git show-ref -d] r]
while {[gets $refd line] >= 0} {
if {[string index $line 40] ne " "} continue
set id [string range $line 0 39]
set ref [string range $line 41 end]
if {![string match "refs/*" $ref]} continue
set name [string range $ref 5 end]
if {[string match "remotes/*" $name]} {
if {![string match "*/HEAD" $name]} {
set headids($name) $id
lappend idheads($id) $name
}
} elseif {[string match "heads/*" $name]} {
set name [string range $name 6 end]
set headids($name) $id
lappend idheads($id) $name
} elseif {[string match "tags/*" $name]} {
# this lets refs/tags/foo^{} overwrite refs/tags/foo,
# which is what we want since the former is the commit ID
set name [string range $name 5 end]
if {[string match "*^{}" $name]} {
set name [string range $name 0 end-3]
} else {
set tagobjid($name) $id
}
set tagids($name) $id
lappend idtags($id) $name
} else {
set otherrefids($name) $id
lappend idotherrefs($id) $name
}
}
catch {close $refd}
set mainhead {}
set mainheadid {}
catch {
set thehead [exec git symbolic-ref HEAD]
if {[string match "refs/heads/*" $thehead]} {
set mainhead [string range $thehead 11 end]
if {[info exists headids($mainhead)]} {
set mainheadid $headids($mainhead)
}
}
}
}
# skip over fake commits
proc first_real_row {} {
global nullid nullid2 displayorder numcommits
for {set row 0} {$row < $numcommits} {incr row} {
set id [lindex $displayorder $row]
if {$id ne $nullid && $id ne $nullid2} {
break
}
}
return $row
}
# update things for a head moved to a child of its previous location
proc movehead {id name} {
global headids idheads
removehead $headids($name) $name
set headids($name) $id
lappend idheads($id) $name
}
# update things when a head has been removed
proc removehead {id name} {
global headids idheads
if {$idheads($id) eq $name} {
unset idheads($id)
} else {
set i [lsearch -exact $idheads($id) $name]
if {$i >= 0} {
set idheads($id) [lreplace $idheads($id) $i $i]
}
}
unset headids($name)
}
proc show_error {w top msg} {
message $w.m -text $msg -justify center -aspect 400
pack $w.m -side top -fill x -padx 20 -pady 20
button $w.ok -text OK -command "destroy $top"
pack $w.ok -side bottom -fill x
bind $top <Visibility> "grab $top; focus $top"
bind $top <Key-Return> "destroy $top"
tkwait window $top
}
proc error_popup msg {
set w .error
toplevel $w
wm transient $w .
show_error $w $w $msg
}
proc confirm_popup msg {
global confirm_ok
set confirm_ok 0
set w .confirm
toplevel $w
wm transient $w .
message $w.m -text $msg -justify center -aspect 400
pack $w.m -side top -fill x -padx 20 -pady 20
button $w.ok -text OK -command "set confirm_ok 1; destroy $w"
pack $w.ok -side left -fill x
button $w.cancel -text Cancel -command "destroy $w"
pack $w.cancel -side right -fill x
bind $w <Visibility> "grab $w; focus $w"
tkwait window $w
return $confirm_ok
}
proc makewindow {} {
global canv canv2 canv3 linespc charspc ctext cflist
global tabstop
global findtype findtypemenu findloc findstring fstring geometry
global entries sha1entry sha1string sha1but
global diffcontextstring diffcontext
global maincursor textcursor curtextcursor
global rowctxmenu fakerowmenu mergemax wrapcomment
global highlight_files gdttype
global searchstring sstring
global bgcolor fgcolor bglist fglist diffcolors selectbgcolor
global headctxmenu progresscanv progressitem progresscoords statusw
global fprogitem fprogcoord lastprogupdate progupdatepending
global rprogitem rprogcoord
global have_tk85
menu .bar
.bar add cascade -label "File" -menu .bar.file
.bar configure -font uifont
menu .bar.file
.bar.file add command -label "Update" -command updatecommits
.bar.file add command -label "Reread references" -command rereadrefs
.bar.file add command -label "List references" -command showrefs
.bar.file add command -label "Quit" -command doquit
.bar.file configure -font uifont
menu .bar.edit
.bar add cascade -label "Edit" -menu .bar.edit
.bar.edit add command -label "Preferences" -command doprefs
.bar.edit configure -font uifont
menu .bar.view -font uifont
.bar add cascade -label "View" -menu .bar.view
.bar.view add command -label "New view..." -command {newview 0}
.bar.view add command -label "Edit view..." -command editview \
-state disabled
.bar.view add command -label "Delete view" -command delview -state disabled
.bar.view add separator
.bar.view add radiobutton -label "All files" -command {showview 0} \
-variable selectedview -value 0
menu .bar.help
.bar add cascade -label "Help" -menu .bar.help
.bar.help add command -label "About gitk" -command about
.bar.help add command -label "Key bindings" -command keys
.bar.help configure -font uifont
. configure -menu .bar
# the gui has upper and lower half, parts of a paned window.
panedwindow .ctop -orient vertical
# possibly use assumed geometry
if {![info exists geometry(pwsash0)]} {
set geometry(topheight) [expr {15 * $linespc}]
set geometry(topwidth) [expr {80 * $charspc}]
set geometry(botheight) [expr {15 * $linespc}]
set geometry(botwidth) [expr {50 * $charspc}]
set geometry(pwsash0) "[expr {40 * $charspc}] 2"
set geometry(pwsash1) "[expr {60 * $charspc}] 2"
}
# the upper half will have a paned window, a scroll bar to the right, and some stuff below
frame .tf -height $geometry(topheight) -width $geometry(topwidth)
frame .tf.histframe
panedwindow .tf.histframe.pwclist -orient horizontal -sashpad 0 -handlesize 4
# create three canvases
set cscroll .tf.histframe.csb
set canv .tf.histframe.pwclist.canv
canvas $canv \
-selectbackground $selectbgcolor \
-background $bgcolor -bd 0 \
-yscrollincr $linespc -yscrollcommand "scrollcanv $cscroll"
.tf.histframe.pwclist add $canv
set canv2 .tf.histframe.pwclist.canv2
canvas $canv2 \
-selectbackground $selectbgcolor \
-background $bgcolor -bd 0 -yscrollincr $linespc
.tf.histframe.pwclist add $canv2
set canv3 .tf.histframe.pwclist.canv3
canvas $canv3 \
-selectbackground $selectbgcolor \
-background $bgcolor -bd 0 -yscrollincr $linespc
.tf.histframe.pwclist add $canv3
eval .tf.histframe.pwclist sash place 0 $geometry(pwsash0)
eval .tf.histframe.pwclist sash place 1 $geometry(pwsash1)
# a scroll bar to rule them
scrollbar $cscroll -command {allcanvs yview} -highlightthickness 0
pack $cscroll -side right -fill y
bind .tf.histframe.pwclist <Configure> {resizeclistpanes %W %w}
lappend bglist $canv $canv2 $canv3
pack .tf.histframe.pwclist -fill both -expand 1 -side left
# we have two button bars at bottom of top frame. Bar 1
frame .tf.bar
frame .tf.lbar -height 15
set sha1entry .tf.bar.sha1
set entries $sha1entry
set sha1but .tf.bar.sha1label
button $sha1but -text "SHA1 ID: " -state disabled -relief flat \
-command gotocommit -width 8 -font uifont
$sha1but conf -disabledforeground [$sha1but cget -foreground]
pack .tf.bar.sha1label -side left
entry $sha1entry -width 40 -font textfont -textvariable sha1string
trace add variable sha1string write sha1change
pack $sha1entry -side left -pady 2
image create bitmap bm-left -data {
#define left_width 16
#define left_height 16
static unsigned char left_bits[] = {
0x00, 0x00, 0xc0, 0x01, 0xe0, 0x00, 0x70, 0x00, 0x38, 0x00, 0x1c, 0x00,
0x0e, 0x00, 0xff, 0x7f, 0xff, 0x7f, 0xff, 0x7f, 0x0e, 0x00, 0x1c, 0x00,
0x38, 0x00, 0x70, 0x00, 0xe0, 0x00, 0xc0, 0x01};
}
image create bitmap bm-right -data {
#define right_width 16
#define right_height 16
static unsigned char right_bits[] = {
0x00, 0x00, 0xc0, 0x01, 0x80, 0x03, 0x00, 0x07, 0x00, 0x0e, 0x00, 0x1c,
0x00, 0x38, 0xff, 0x7f, 0xff, 0x7f, 0xff, 0x7f, 0x00, 0x38, 0x00, 0x1c,
0x00, 0x0e, 0x00, 0x07, 0x80, 0x03, 0xc0, 0x01};
}
button .tf.bar.leftbut -image bm-left -command goback \
-state disabled -width 26
pack .tf.bar.leftbut -side left -fill y
button .tf.bar.rightbut -image bm-right -command goforw \
-state disabled -width 26
pack .tf.bar.rightbut -side left -fill y
# Status label and progress bar
set statusw .tf.bar.status
label $statusw -width 15 -relief sunken -font uifont
pack $statusw -side left -padx 5
set h [expr {[font metrics uifont -linespace] + 2}]
set progresscanv .tf.bar.progress
canvas $progresscanv -relief sunken -height $h -borderwidth 2
set progressitem [$progresscanv create rect -1 0 0 $h -fill green]
set fprogitem [$progresscanv create rect -1 0 0 $h -fill yellow]
set rprogitem [$progresscanv create rect -1 0 0 $h -fill red]
pack $progresscanv -side right -expand 1 -fill x
set progresscoords {0 0}
set fprogcoord 0
set rprogcoord 0
bind $progresscanv <Configure> adjustprogress
set lastprogupdate [clock clicks -milliseconds]
set progupdatepending 0
# build up the bottom bar of upper window
label .tf.lbar.flabel -text "Find " -font uifont
button .tf.lbar.fnext -text "next" -command {dofind 1 1} -font uifont
button .tf.lbar.fprev -text "prev" -command {dofind -1 1} -font uifont
label .tf.lbar.flab2 -text " commit " -font uifont
pack .tf.lbar.flabel .tf.lbar.fnext .tf.lbar.fprev .tf.lbar.flab2 \
-side left -fill y
set gdttype "containing:"
set gm [tk_optionMenu .tf.lbar.gdttype gdttype \
"containing:" \
"touching paths:" \
"adding/removing string:"]
trace add variable gdttype write gdttype_change
$gm conf -font uifont
.tf.lbar.gdttype conf -font uifont
pack .tf.lbar.gdttype -side left -fill y
set findstring {}
set fstring .tf.lbar.findstring
lappend entries $fstring
entry $fstring -width 30 -font textfont -textvariable findstring
trace add variable findstring write find_change
set findtype Exact
set findtypemenu [tk_optionMenu .tf.lbar.findtype \
findtype Exact IgnCase Regexp]
trace add variable findtype write findcom_change
.tf.lbar.findtype configure -font uifont
.tf.lbar.findtype.menu configure -font uifont
set findloc "All fields"
tk_optionMenu .tf.lbar.findloc findloc "All fields" Headline \
Comments Author Committer
trace add variable findloc write find_change
.tf.lbar.findloc configure -font uifont
.tf.lbar.findloc.menu configure -font uifont
pack .tf.lbar.findloc -side right
pack .tf.lbar.findtype -side right
pack $fstring -side left -expand 1 -fill x
# Finish putting the upper half of the viewer together
pack .tf.lbar -in .tf -side bottom -fill x
pack .tf.bar -in .tf -side bottom -fill x
pack .tf.histframe -fill both -side top -expand 1
.ctop add .tf
.ctop paneconfigure .tf -height $geometry(topheight)
.ctop paneconfigure .tf -width $geometry(topwidth)
# now build up the bottom
panedwindow .pwbottom -orient horizontal
# lower left, a text box over search bar, scroll bar to the right
# if we know window height, then that will set the lower text height, otherwise
# we set lower text height which will drive window height
if {[info exists geometry(main)]} {
frame .bleft -width $geometry(botwidth)
} else {
frame .bleft -width $geometry(botwidth) -height $geometry(botheight)
}
frame .bleft.top
frame .bleft.mid
button .bleft.top.search -text "Search" -command dosearch \
-font uifont
pack .bleft.top.search -side left -padx 5
set sstring .bleft.top.sstring
entry $sstring -width 20 -font textfont -textvariable searchstring
lappend entries $sstring
trace add variable searchstring write incrsearch
pack $sstring -side left -expand 1 -fill x
radiobutton .bleft.mid.diff -text "Diff" -font uifont \
-command changediffdisp -variable diffelide -value {0 0}
radiobutton .bleft.mid.old -text "Old version" -font uifont \
-command changediffdisp -variable diffelide -value {0 1}
radiobutton .bleft.mid.new -text "New version" -font uifont \
-command changediffdisp -variable diffelide -value {1 0}
label .bleft.mid.labeldiffcontext -text " Lines of context: " \
-font uifont
pack .bleft.mid.diff .bleft.mid.old .bleft.mid.new -side left
spinbox .bleft.mid.diffcontext -width 5 -font textfont \
-from 1 -increment 1 -to 10000000 \
-validate all -validatecommand "diffcontextvalidate %P" \
-textvariable diffcontextstring
.bleft.mid.diffcontext set $diffcontext
trace add variable diffcontextstring write diffcontextchange
lappend entries .bleft.mid.diffcontext
pack .bleft.mid.labeldiffcontext .bleft.mid.diffcontext -side left
set ctext .bleft.ctext
text $ctext -background $bgcolor -foreground $fgcolor \
-state disabled -font textfont \
-yscrollcommand scrolltext -wrap none
if {$have_tk85} {
$ctext conf -tabstyle wordprocessor
}
scrollbar .bleft.sb -command "$ctext yview"
pack .bleft.top -side top -fill x
pack .bleft.mid -side top -fill x
pack .bleft.sb -side right -fill y
pack $ctext -side left -fill both -expand 1
lappend bglist $ctext
lappend fglist $ctext
$ctext tag conf comment -wrap $wrapcomment
$ctext tag conf filesep -font textfontbold -back "#aaaaaa"
$ctext tag conf hunksep -fore [lindex $diffcolors 2]
$ctext tag conf d0 -fore [lindex $diffcolors 0]
$ctext tag conf d1 -fore [lindex $diffcolors 1]
$ctext tag conf m0 -fore red
$ctext tag conf m1 -fore blue
$ctext tag conf m2 -fore green
$ctext tag conf m3 -fore purple
$ctext tag conf m4 -fore brown
$ctext tag conf m5 -fore "#009090"
$ctext tag conf m6 -fore magenta
$ctext tag conf m7 -fore "#808000"
$ctext tag conf m8 -fore "#009000"
$ctext tag conf m9 -fore "#ff0080"
$ctext tag conf m10 -fore cyan
$ctext tag conf m11 -fore "#b07070"
$ctext tag conf m12 -fore "#70b0f0"
$ctext tag conf m13 -fore "#70f0b0"
$ctext tag conf m14 -fore "#f0b070"
$ctext tag conf m15 -fore "#ff70b0"
$ctext tag conf mmax -fore darkgrey
set mergemax 16
$ctext tag conf mresult -font textfontbold
$ctext tag conf msep -font textfontbold
$ctext tag conf found -back yellow
.pwbottom add .bleft
.pwbottom paneconfigure .bleft -width $geometry(botwidth)
# lower right
frame .bright
frame .bright.mode
radiobutton .bright.mode.patch -text "Patch" \
-command reselectline -variable cmitmode -value "patch"
.bright.mode.patch configure -font uifont
radiobutton .bright.mode.tree -text "Tree" \
-command reselectline -variable cmitmode -value "tree"
.bright.mode.tree configure -font uifont
grid .bright.mode.patch .bright.mode.tree -sticky ew
pack .bright.mode -side top -fill x
set cflist .bright.cfiles
set indent [font measure mainfont "nn"]
text $cflist \
-selectbackground $selectbgcolor \
-background $bgcolor -foreground $fgcolor \
-font mainfont \
-tabs [list $indent [expr {2 * $indent}]] \
-yscrollcommand ".bright.sb set" \
-cursor [. cget -cursor] \
-spacing1 1 -spacing3 1
lappend bglist $cflist
lappend fglist $cflist
scrollbar .bright.sb -command "$cflist yview"
pack .bright.sb -side right -fill y
pack $cflist -side left -fill both -expand 1
$cflist tag configure highlight \
-background [$cflist cget -selectbackground]
$cflist tag configure bold -font mainfontbold
.pwbottom add .bright
.ctop add .pwbottom
# restore window position if known
if {[info exists geometry(main)]} {
wm geometry . "$geometry(main)"
}
if {[tk windowingsystem] eq {aqua}} {
set M1B M1
} else {
set M1B Control
}
bind .pwbottom <Configure> {resizecdetpanes %W %w}
pack .ctop -fill both -expand 1
bindall <1> {selcanvline %W %x %y}
#bindall <B1-Motion> {selcanvline %W %x %y}
if {[tk windowingsystem] == "win32"} {
bind . <MouseWheel> { windows_mousewheel_redirector %W %X %Y %D }
bind $ctext <MouseWheel> { windows_mousewheel_redirector %W %X %Y %D ; break }
} else {
bindall <ButtonRelease-4> "allcanvs yview scroll -5 units"
bindall <ButtonRelease-5> "allcanvs yview scroll 5 units"
if {[tk windowingsystem] eq "aqua"} {
bindall <MouseWheel> {
set delta [expr {- (%D)}]
allcanvs yview scroll $delta units
}
}
}
bindall <2> "canvscan mark %W %x %y"
bindall <B2-Motion> "canvscan dragto %W %x %y"
bindkey <Home> selfirstline
bindkey <End> sellastline
bind . <Key-Up> "selnextline -1"
bind . <Key-Down> "selnextline 1"
bind . <Shift-Key-Up> "dofind -1 0"
bind . <Shift-Key-Down> "dofind 1 0"
bindkey <Key-Right> "goforw"
bindkey <Key-Left> "goback"
bind . <Key-Prior> "selnextpage -1"
bind . <Key-Next> "selnextpage 1"
bind . <$M1B-Home> "allcanvs yview moveto 0.0"
bind . <$M1B-End> "allcanvs yview moveto 1.0"
bind . <$M1B-Key-Up> "allcanvs yview scroll -1 units"
bind . <$M1B-Key-Down> "allcanvs yview scroll 1 units"
bind . <$M1B-Key-Prior> "allcanvs yview scroll -1 pages"
bind . <$M1B-Key-Next> "allcanvs yview scroll 1 pages"
bindkey <Key-Delete> "$ctext yview scroll -1 pages"
bindkey <Key-BackSpace> "$ctext yview scroll -1 pages"
bindkey <Key-space> "$ctext yview scroll 1 pages"
bindkey p "selnextline -1"
bindkey n "selnextline 1"
bindkey z "goback"
bindkey x "goforw"
bindkey i "selnextline -1"
bindkey k "selnextline 1"
bindkey j "goback"
bindkey l "goforw"
bindkey b "$ctext yview scroll -1 pages"
bindkey d "$ctext yview scroll 18 units"
bindkey u "$ctext yview scroll -18 units"
bindkey / {dofind 1 1}
bindkey <Key-Return> {dofind 1 1}
bindkey ? {dofind -1 1}
bindkey f nextfile
bindkey <F5> updatecommits
bind . <$M1B-q> doquit
bind . <$M1B-f> {dofind 1 1}
bind . <$M1B-g> {dofind 1 0}
bind . <$M1B-r> dosearchback
bind . <$M1B-s> dosearch
bind . <$M1B-equal> {incrfont 1}
bind . <$M1B-KP_Add> {incrfont 1}
bind . <$M1B-minus> {incrfont -1}
bind . <$M1B-KP_Subtract> {incrfont -1}
wm protocol . WM_DELETE_WINDOW doquit
bind . <Button-1> "click %W"
bind $fstring <Key-Return> {dofind 1 1}
bind $sha1entry <Key-Return> gotocommit
bind $sha1entry <<PasteSelection>> clearsha1
bind $cflist <1> {sel_flist %W %x %y; break}
bind $cflist <B1-Motion> {sel_flist %W %x %y; break}
bind $cflist <ButtonRelease-1> {treeclick %W %x %y}
bind $cflist <Button-3> {pop_flist_menu %W %X %Y %x %y}
set maincursor [. cget -cursor]
set textcursor [$ctext cget -cursor]
set curtextcursor $textcursor
set rowctxmenu .rowctxmenu
menu $rowctxmenu -tearoff 0
$rowctxmenu add command -label "Diff this -> selected" \
-command {diffvssel 0}
$rowctxmenu add command -label "Diff selected -> this" \
-command {diffvssel 1}
$rowctxmenu add command -label "Make patch" -command mkpatch
$rowctxmenu add command -label "Create tag" -command mktag
$rowctxmenu add command -label "Write commit to file" -command writecommit
$rowctxmenu add command -label "Create new branch" -command mkbranch
$rowctxmenu add command -label "Cherry-pick this commit" \
-command cherrypick
$rowctxmenu add command -label "Reset HEAD branch to here" \
-command resethead
set fakerowmenu .fakerowmenu
menu $fakerowmenu -tearoff 0
$fakerowmenu add command -label "Diff this -> selected" \
-command {diffvssel 0}
$fakerowmenu add command -label "Diff selected -> this" \
-command {diffvssel 1}
$fakerowmenu add command -label "Make patch" -command mkpatch
# $fakerowmenu add command -label "Commit" -command {mkcommit 0}
# $fakerowmenu add command -label "Commit all" -command {mkcommit 1}
# $fakerowmenu add command -label "Revert local changes" -command revertlocal
set headctxmenu .headctxmenu
menu $headctxmenu -tearoff 0
$headctxmenu add command -label "Check out this branch" \
-command cobranch
$headctxmenu add command -label "Remove this branch" \
-command rmbranch
global flist_menu
set flist_menu .flistctxmenu
menu $flist_menu -tearoff 0
$flist_menu add command -label "Highlight this too" \
-command {flist_hl 0}
$flist_menu add command -label "Highlight this only" \
-command {flist_hl 1}
}
# Windows sends all mouse wheel events to the current focused window, not
# the one where the mouse hovers, so bind those events here and redirect
# to the correct window
proc windows_mousewheel_redirector {W X Y D} {
global canv canv2 canv3
set w [winfo containing -displayof $W $X $Y]
if {$w ne ""} {
set u [expr {$D < 0 ? 5 : -5}]
if {$w == $canv || $w == $canv2 || $w == $canv3} {
allcanvs yview scroll $u units
} else {
catch {
$w yview scroll $u units
}
}
}
}
# mouse-2 makes all windows scan vertically, but only the one
# the cursor is in scans horizontally
proc canvscan {op w x y} {
global canv canv2 canv3
foreach c [list $canv $canv2 $canv3] {
if {$c == $w} {
$c scan $op $x $y
} else {
$c scan $op 0 $y
}
}
}
proc scrollcanv {cscroll f0 f1} {
$cscroll set $f0 $f1
drawfrac $f0 $f1
flushhighlights
}
# when we make a key binding for the toplevel, make sure
# it doesn't get triggered when that key is pressed in the
# find string entry widget.
proc bindkey {ev script} {
global entries
bind . $ev $script
set escript [bind Entry $ev]
if {$escript == {}} {
set escript [bind Entry <Key>]
}
foreach e $entries {
bind $e $ev "$escript; break"
}
}
# set the focus back to the toplevel for any click outside
# the entry widgets
proc click {w} {
global ctext entries
foreach e [concat $entries $ctext] {
if {$w == $e} return
}
focus .
}
# Adjust the progress bar for a change in requested extent or canvas size
proc adjustprogress {} {
global progresscanv progressitem progresscoords
global fprogitem fprogcoord lastprogupdate progupdatepending
global rprogitem rprogcoord
set w [expr {[winfo width $progresscanv] - 4}]
set x0 [expr {$w * [lindex $progresscoords 0]}]
set x1 [expr {$w * [lindex $progresscoords 1]}]
set h [winfo height $progresscanv]
$progresscanv coords $progressitem $x0 0 $x1 $h
$progresscanv coords $fprogitem 0 0 [expr {$w * $fprogcoord}] $h
$progresscanv coords $rprogitem 0 0 [expr {$w * $rprogcoord}] $h
set now [clock clicks -milliseconds]
if {$now >= $lastprogupdate + 100} {
set progupdatepending 0
update
} elseif {!$progupdatepending} {
set progupdatepending 1
after [expr {$lastprogupdate + 100 - $now}] doprogupdate
}
}
proc doprogupdate {} {
global lastprogupdate progupdatepending
if {$progupdatepending} {
set progupdatepending 0
set lastprogupdate [clock clicks -milliseconds]
update
}
}
proc savestuff {w} {
global canv canv2 canv3 mainfont textfont uifont tabstop
global stuffsaved findmergefiles maxgraphpct
global maxwidth showneartags showlocalchanges
global viewname viewfiles viewargs viewperm nextviewnum
global cmitmode wrapcomment datetimeformat limitdiffs
global colors bgcolor fgcolor diffcolors diffcontext selectbgcolor
if {$stuffsaved} return
if {![winfo viewable .]} return
catch {
set f [open "~/.gitk-new" w]
puts $f [list set mainfont $mainfont]
puts $f [list set textfont $textfont]
puts $f [list set uifont $uifont]
puts $f [list set tabstop $tabstop]
puts $f [list set findmergefiles $findmergefiles]
puts $f [list set maxgraphpct $maxgraphpct]
puts $f [list set maxwidth $maxwidth]
puts $f [list set cmitmode $cmitmode]
puts $f [list set wrapcomment $wrapcomment]
puts $f [list set showneartags $showneartags]
puts $f [list set showlocalchanges $showlocalchanges]
puts $f [list set datetimeformat $datetimeformat]
puts $f [list set limitdiffs $limitdiffs]
puts $f [list set bgcolor $bgcolor]
puts $f [list set fgcolor $fgcolor]
puts $f [list set colors $colors]
puts $f [list set diffcolors $diffcolors]
puts $f [list set diffcontext $diffcontext]
puts $f [list set selectbgcolor $selectbgcolor]
puts $f "set geometry(main) [wm geometry .]"
puts $f "set geometry(topwidth) [winfo width .tf]"
puts $f "set geometry(topheight) [winfo height .tf]"
puts $f "set geometry(pwsash0) \"[.tf.histframe.pwclist sash coord 0]\""
puts $f "set geometry(pwsash1) \"[.tf.histframe.pwclist sash coord 1]\""
puts $f "set geometry(botwidth) [winfo width .bleft]"
puts $f "set geometry(botheight) [winfo height .bleft]"
puts -nonewline $f "set permviews {"
for {set v 0} {$v < $nextviewnum} {incr v} {
if {$viewperm($v)} {
puts $f "{[list $viewname($v) $viewfiles($v) $viewargs($v)]}"
}
}
puts $f "}"
close $f
file rename -force "~/.gitk-new" "~/.gitk"
}
set stuffsaved 1
}
proc resizeclistpanes {win w} {
global oldwidth
if {[info exists oldwidth($win)]} {
set s0 [$win sash coord 0]
set s1 [$win sash coord 1]
if {$w < 60} {
set sash0 [expr {int($w/2 - 2)}]
set sash1 [expr {int($w*5/6 - 2)}]
} else {
set factor [expr {1.0 * $w / $oldwidth($win)}]
set sash0 [expr {int($factor * [lindex $s0 0])}]
set sash1 [expr {int($factor * [lindex $s1 0])}]
if {$sash0 < 30} {
set sash0 30
}
if {$sash1 < $sash0 + 20} {
set sash1 [expr {$sash0 + 20}]
}
if {$sash1 > $w - 10} {
set sash1 [expr {$w - 10}]
if {$sash0 > $sash1 - 20} {
set sash0 [expr {$sash1 - 20}]
}
}
}
$win sash place 0 $sash0 [lindex $s0 1]
$win sash place 1 $sash1 [lindex $s1 1]
}
set oldwidth($win) $w
}
proc resizecdetpanes {win w} {
global oldwidth
if {[info exists oldwidth($win)]} {
set s0 [$win sash coord 0]
if {$w < 60} {
set sash0 [expr {int($w*3/4 - 2)}]
} else {
set factor [expr {1.0 * $w / $oldwidth($win)}]
set sash0 [expr {int($factor * [lindex $s0 0])}]
if {$sash0 < 45} {
set sash0 45
}
if {$sash0 > $w - 15} {
set sash0 [expr {$w - 15}]
}
}
$win sash place 0 $sash0 [lindex $s0 1]
}
set oldwidth($win) $w
}
proc allcanvs args {
global canv canv2 canv3
eval $canv $args
eval $canv2 $args
eval $canv3 $args
}
proc bindall {event action} {
global canv canv2 canv3
bind $canv $event $action
bind $canv2 $event $action
bind $canv3 $event $action
}
proc about {} {
global uifont
set w .about
if {[winfo exists $w]} {
raise $w
return
}
toplevel $w
wm title $w "About gitk"
message $w.m -text {
Gitk - a commit viewer for git
Copyright � 2005-2006 Paul Mackerras
Use and redistribute under the terms of the GNU General Public License} \
-justify center -aspect 400 -border 2 -bg white -relief groove
pack $w.m -side top -fill x -padx 2 -pady 2
$w.m configure -font uifont
button $w.ok -text Close -command "destroy $w" -default active
pack $w.ok -side bottom
$w.ok configure -font uifont
bind $w <Visibility> "focus $w.ok"
bind $w <Key-Escape> "destroy $w"
bind $w <Key-Return> "destroy $w"
}
proc keys {} {
global uifont
set w .keys
if {[winfo exists $w]} {
raise $w
return
}
if {[tk windowingsystem] eq {aqua}} {
set M1T Cmd
} else {
set M1T Ctrl
}
toplevel $w
wm title $w "Gitk key bindings"
message $w.m -text "
Gitk key bindings:
<$M1T-Q> Quit
<Home> Move to first commit
<End> Move to last commit
<Up>, p, i Move up one commit
<Down>, n, k Move down one commit
<Left>, z, j Go back in history list
<Right>, x, l Go forward in history list
<PageUp> Move up one page in commit list
<PageDown> Move down one page in commit list
<$M1T-Home> Scroll to top of commit list
<$M1T-End> Scroll to bottom of commit list
<$M1T-Up> Scroll commit list up one line
<$M1T-Down> Scroll commit list down one line
<$M1T-PageUp> Scroll commit list up one page
<$M1T-PageDown> Scroll commit list down one page
<Shift-Up> Find backwards (upwards, later commits)
<Shift-Down> Find forwards (downwards, earlier commits)
<Delete>, b Scroll diff view up one page
<Backspace> Scroll diff view up one page
<Space> Scroll diff view down one page
u Scroll diff view up 18 lines
d Scroll diff view down 18 lines
<$M1T-F> Find
<$M1T-G> Move to next find hit
<Return> Move to next find hit
/ Move to next find hit, or redo find
? Move to previous find hit
f Scroll diff view to next file
<$M1T-S> Search for next hit in diff view
<$M1T-R> Search for previous hit in diff view
<$M1T-KP+> Increase font size
<$M1T-plus> Increase font size
<$M1T-KP-> Decrease font size
<$M1T-minus> Decrease font size
<F5> Update
" \
-justify left -bg white -border 2 -relief groove
pack $w.m -side top -fill both -padx 2 -pady 2
$w.m configure -font uifont
button $w.ok -text Close -command "destroy $w" -default active
pack $w.ok -side bottom
$w.ok configure -font uifont
bind $w <Visibility> "focus $w.ok"
bind $w <Key-Escape> "destroy $w"
bind $w <Key-Return> "destroy $w"
}
# Procedures for manipulating the file list window at the
# bottom right of the overall window.
proc treeview {w l openlevs} {
global treecontents treediropen treeheight treeparent treeindex
set ix 0
set treeindex() 0
set lev 0
set prefix {}
set prefixend -1
set prefendstack {}
set htstack {}
set ht 0
set treecontents() {}
$w conf -state normal
foreach f $l {
while {[string range $f 0 $prefixend] ne $prefix} {
if {$lev <= $openlevs} {
$w mark set e:$treeindex($prefix) "end -1c"
$w mark gravity e:$treeindex($prefix) left
}
set treeheight($prefix) $ht
incr ht [lindex $htstack end]
set htstack [lreplace $htstack end end]
set prefixend [lindex $prefendstack end]
set prefendstack [lreplace $prefendstack end end]
set prefix [string range $prefix 0 $prefixend]
incr lev -1
}
set tail [string range $f [expr {$prefixend+1}] end]
while {[set slash [string first "/" $tail]] >= 0} {
lappend htstack $ht
set ht 0
lappend prefendstack $prefixend
incr prefixend [expr {$slash + 1}]
set d [string range $tail 0 $slash]
lappend treecontents($prefix) $d
set oldprefix $prefix
append prefix $d
set treecontents($prefix) {}
set treeindex($prefix) [incr ix]
set treeparent($prefix) $oldprefix
set tail [string range $tail [expr {$slash+1}] end]
if {$lev <= $openlevs} {
set ht 1
set treediropen($prefix) [expr {$lev < $openlevs}]
set bm [expr {$lev == $openlevs? "tri-rt": "tri-dn"}]
$w mark set d:$ix "end -1c"
$w mark gravity d:$ix left
set str "\n"
for {set i 0} {$i < $lev} {incr i} {append str "\t"}
$w insert end $str
$w image create end -align center -image $bm -padx 1 \
-name a:$ix
$w insert end $d [highlight_tag $prefix]
$w mark set s:$ix "end -1c"
$w mark gravity s:$ix left
}
incr lev
}
if {$tail ne {}} {
if {$lev <= $openlevs} {
incr ht
set str "\n"
for {set i 0} {$i < $lev} {incr i} {append str "\t"}
$w insert end $str
$w insert end $tail [highlight_tag $f]
}
lappend treecontents($prefix) $tail
}
}
while {$htstack ne {}} {
set treeheight($prefix) $ht
incr ht [lindex $htstack end]
set htstack [lreplace $htstack end end]
set prefixend [lindex $prefendstack end]
set prefendstack [lreplace $prefendstack end end]
set prefix [string range $prefix 0 $prefixend]
}
$w conf -state disabled
}
proc linetoelt {l} {
global treeheight treecontents
set y 2
set prefix {}
while {1} {
foreach e $treecontents($prefix) {
if {$y == $l} {
return "$prefix$e"
}
set n 1
if {[string index $e end] eq "/"} {
set n $treeheight($prefix$e)
if {$y + $n > $l} {
append prefix $e
incr y
break
}
}
incr y $n
}
}
}
proc highlight_tree {y prefix} {
global treeheight treecontents cflist
foreach e $treecontents($prefix) {
set path $prefix$e
if {[highlight_tag $path] ne {}} {
$cflist tag add bold $y.0 "$y.0 lineend"
}
incr y
if {[string index $e end] eq "/" && $treeheight($path) > 1} {
set y [highlight_tree $y $path]
}
}
return $y
}
proc treeclosedir {w dir} {
global treediropen treeheight treeparent treeindex
set ix $treeindex($dir)
$w conf -state normal
$w delete s:$ix e:$ix
set treediropen($dir) 0
$w image configure a:$ix -image tri-rt
$w conf -state disabled
set n [expr {1 - $treeheight($dir)}]
while {$dir ne {}} {
incr treeheight($dir) $n
set dir $treeparent($dir)
}
}
proc treeopendir {w dir} {
global treediropen treeheight treeparent treecontents treeindex
set ix $treeindex($dir)
$w conf -state normal
$w image configure a:$ix -image tri-dn
$w mark set e:$ix s:$ix
$w mark gravity e:$ix right
set lev 0
set str "\n"
set n [llength $treecontents($dir)]
for {set x $dir} {$x ne {}} {set x $treeparent($x)} {
incr lev
append str "\t"
incr treeheight($x) $n
}
foreach e $treecontents($dir) {
set de $dir$e
if {[string index $e end] eq "/"} {
set iy $treeindex($de)
$w mark set d:$iy e:$ix
$w mark gravity d:$iy left
$w insert e:$ix $str
set treediropen($de) 0
$w image create e:$ix -align center -image tri-rt -padx 1 \
-name a:$iy
$w insert e:$ix $e [highlight_tag $de]
$w mark set s:$iy e:$ix
$w mark gravity s:$iy left
set treeheight($de) 1
} else {
$w insert e:$ix $str
$w insert e:$ix $e [highlight_tag $de]
}
}
$w mark gravity e:$ix left
$w conf -state disabled
set treediropen($dir) 1
set top [lindex [split [$w index @0,0] .] 0]
set ht [$w cget -height]
set l [lindex [split [$w index s:$ix] .] 0]
if {$l < $top} {
$w yview $l.0
} elseif {$l + $n + 1 > $top + $ht} {
set top [expr {$l + $n + 2 - $ht}]
if {$l < $top} {
set top $l
}
$w yview $top.0
}
}
proc treeclick {w x y} {
global treediropen cmitmode ctext cflist cflist_top
if {$cmitmode ne "tree"} return
if {![info exists cflist_top]} return
set l [lindex [split [$w index "@$x,$y"] "."] 0]
$cflist tag remove highlight $cflist_top.0 "$cflist_top.0 lineend"
$cflist tag add highlight $l.0 "$l.0 lineend"
set cflist_top $l
if {$l == 1} {
$ctext yview 1.0
return
}
set e [linetoelt $l]
if {[string index $e end] ne "/"} {
showfile $e
} elseif {$treediropen($e)} {
treeclosedir $w $e
} else {
treeopendir $w $e
}
}
proc setfilelist {id} {
global treefilelist cflist
treeview $cflist $treefilelist($id) 0
}
image create bitmap tri-rt -background black -foreground blue -data {
#define tri-rt_width 13
#define tri-rt_height 13
static unsigned char tri-rt_bits[] = {
0x00, 0x00, 0x00, 0x00, 0x10, 0x00, 0x30, 0x00, 0x70, 0x00, 0xf0, 0x00,
0xf0, 0x01, 0xf0, 0x00, 0x70, 0x00, 0x30, 0x00, 0x10, 0x00, 0x00, 0x00,
0x00, 0x00};
} -maskdata {
#define tri-rt-mask_width 13
#define tri-rt-mask_height 13
static unsigned char tri-rt-mask_bits[] = {
0x08, 0x00, 0x18, 0x00, 0x38, 0x00, 0x78, 0x00, 0xf8, 0x00, 0xf8, 0x01,
0xf8, 0x03, 0xf8, 0x01, 0xf8, 0x00, 0x78, 0x00, 0x38, 0x00, 0x18, 0x00,
0x08, 0x00};
}
image create bitmap tri-dn -background black -foreground blue -data {
#define tri-dn_width 13
#define tri-dn_height 13
static unsigned char tri-dn_bits[] = {
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xfc, 0x07, 0xf8, 0x03,
0xf0, 0x01, 0xe0, 0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00};
} -maskdata {
#define tri-dn-mask_width 13
#define tri-dn-mask_height 13
static unsigned char tri-dn-mask_bits[] = {
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0x1f, 0xfe, 0x0f, 0xfc, 0x07,
0xf8, 0x03, 0xf0, 0x01, 0xe0, 0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00};
}
image create bitmap reficon-T -background black -foreground yellow -data {
#define tagicon_width 13
#define tagicon_height 9
static unsigned char tagicon_bits[] = {
0x00, 0x00, 0x00, 0x00, 0xf0, 0x07, 0xf8, 0x07,
0xfc, 0x07, 0xf8, 0x07, 0xf0, 0x07, 0x00, 0x00, 0x00, 0x00};
} -maskdata {
#define tagicon-mask_width 13
#define tagicon-mask_height 9
static unsigned char tagicon-mask_bits[] = {
0x00, 0x00, 0xf0, 0x0f, 0xf8, 0x0f, 0xfc, 0x0f,
0xfe, 0x0f, 0xfc, 0x0f, 0xf8, 0x0f, 0xf0, 0x0f, 0x00, 0x00};
}
set rectdata {
#define headicon_width 13
#define headicon_height 9
static unsigned char headicon_bits[] = {
0x00, 0x00, 0x00, 0x00, 0xf8, 0x07, 0xf8, 0x07,
0xf8, 0x07, 0xf8, 0x07, 0xf8, 0x07, 0x00, 0x00, 0x00, 0x00};
}
set rectmask {
#define headicon-mask_width 13
#define headicon-mask_height 9
static unsigned char headicon-mask_bits[] = {
0x00, 0x00, 0xfc, 0x0f, 0xfc, 0x0f, 0xfc, 0x0f,
0xfc, 0x0f, 0xfc, 0x0f, 0xfc, 0x0f, 0xfc, 0x0f, 0x00, 0x00};
}
image create bitmap reficon-H -background black -foreground green \
-data $rectdata -maskdata $rectmask
image create bitmap reficon-o -background black -foreground "#ddddff" \
-data $rectdata -maskdata $rectmask
proc init_flist {first} {
global cflist cflist_top selectedline difffilestart
$cflist conf -state normal
$cflist delete 0.0 end
if {$first ne {}} {
$cflist insert end $first
set cflist_top 1
$cflist tag add highlight 1.0 "1.0 lineend"
} else {
catch {unset cflist_top}
}
$cflist conf -state disabled
set difffilestart {}
}
proc highlight_tag {f} {
global highlight_paths
foreach p $highlight_paths {
if {[string match $p $f]} {
return "bold"
}
}
return {}
}
proc highlight_filelist {} {
global cmitmode cflist
$cflist conf -state normal
if {$cmitmode ne "tree"} {
set end [lindex [split [$cflist index end] .] 0]
for {set l 2} {$l < $end} {incr l} {
set line [$cflist get $l.0 "$l.0 lineend"]
if {[highlight_tag $line] ne {}} {
$cflist tag add bold $l.0 "$l.0 lineend"
}
}
} else {
highlight_tree 2 {}
}
$cflist conf -state disabled
}
proc unhighlight_filelist {} {
global cflist
$cflist conf -state normal
$cflist tag remove bold 1.0 end
$cflist conf -state disabled
}
proc add_flist {fl} {
global cflist
$cflist conf -state normal
foreach f $fl {
$cflist insert end "\n"
$cflist insert end $f [highlight_tag $f]
}
$cflist conf -state disabled
}
proc sel_flist {w x y} {
global ctext difffilestart cflist cflist_top cmitmode
if {$cmitmode eq "tree"} return
if {![info exists cflist_top]} return
set l [lindex [split [$w index "@$x,$y"] "."] 0]
$cflist tag remove highlight $cflist_top.0 "$cflist_top.0 lineend"
$cflist tag add highlight $l.0 "$l.0 lineend"
set cflist_top $l
if {$l == 1} {
$ctext yview 1.0
} else {
catch {$ctext yview [lindex $difffilestart [expr {$l - 2}]]}
}
}
proc pop_flist_menu {w X Y x y} {
global ctext cflist cmitmode flist_menu flist_menu_file
global treediffs diffids
stopfinding
set l [lindex [split [$w index "@$x,$y"] "."] 0]
if {$l <= 1} return
if {$cmitmode eq "tree"} {
set e [linetoelt $l]
if {[string index $e end] eq "/"} return
} else {
set e [lindex $treediffs($diffids) [expr {$l-2}]]
}
set flist_menu_file $e
tk_popup $flist_menu $X $Y
}
proc flist_hl {only} {
global flist_menu_file findstring gdttype
set x [shellquote $flist_menu_file]
if {$only || $findstring eq {} || $gdttype ne "touching paths:"} {
set findstring $x
} else {
append findstring " " $x
}
set gdttype "touching paths:"
}
# Functions for adding and removing shell-type quoting
proc shellquote {str} {
if {![string match "*\['\"\\ \t]*" $str]} {
return $str
}
if {![string match "*\['\"\\]*" $str]} {
return "\"$str\""
}
if {![string match "*'*" $str]} {
return "'$str'"
}
return "\"[string map {\" \\\" \\ \\\\} $str]\""
}
proc shellarglist {l} {
set str {}
foreach a $l {
if {$str ne {}} {
append str " "
}
append str [shellquote $a]
}
return $str
}
proc shelldequote {str} {
set ret {}
set used -1
while {1} {
incr used
if {![regexp -start $used -indices "\['\"\\\\ \t]" $str first]} {
append ret [string range $str $used end]
set used [string length $str]
break
}
set first [lindex $first 0]
set ch [string index $str $first]
if {$first > $used} {
append ret [string range $str $used [expr {$first - 1}]]
set used $first
}
if {$ch eq " " || $ch eq "\t"} break
incr used
if {$ch eq "'"} {
set first [string first "'" $str $used]
if {$first < 0} {
error "unmatched single-quote"
}
append ret [string range $str $used [expr {$first - 1}]]
set used $first
continue
}
if {$ch eq "\\"} {
if {$used >= [string length $str]} {
error "trailing backslash"
}
append ret [string index $str $used]
continue
}
# here ch == "\""
while {1} {
if {![regexp -start $used -indices "\[\"\\\\]" $str first]} {
error "unmatched double-quote"
}
set first [lindex $first 0]
set ch [string index $str $first]
if {$first > $used} {
append ret [string range $str $used [expr {$first - 1}]]
set used $first
}
if {$ch eq "\""} break
incr used
append ret [string index $str $used]
incr used
}
}
return [list $used $ret]
}
proc shellsplit {str} {
set l {}
while {1} {
set str [string trimleft $str]
if {$str eq {}} break
set dq [shelldequote $str]
set n [lindex $dq 0]
set word [lindex $dq 1]
set str [string range $str $n end]
lappend l $word
}
return $l
}
# Code to implement multiple views
proc newview {ishighlight} {
global nextviewnum newviewname newviewperm uifont newishighlight
global newviewargs revtreeargs
set newishighlight $ishighlight
set top .gitkview
if {[winfo exists $top]} {
raise $top
return
}
set newviewname($nextviewnum) "View $nextviewnum"
set newviewperm($nextviewnum) 0
set newviewargs($nextviewnum) [shellarglist $revtreeargs]
vieweditor $top $nextviewnum "Gitk view definition"
}
proc editview {} {
global curview
global viewname viewperm newviewname newviewperm
global viewargs newviewargs
set top .gitkvedit-$curview
if {[winfo exists $top]} {
raise $top
return
}
set newviewname($curview) $viewname($curview)
set newviewperm($curview) $viewperm($curview)
set newviewargs($curview) [shellarglist $viewargs($curview)]
vieweditor $top $curview "Gitk: edit view $viewname($curview)"
}
proc vieweditor {top n title} {
global newviewname newviewperm viewfiles
global uifont
toplevel $top
wm title $top $title
label $top.nl -text "Name" -font uifont
entry $top.name -width 20 -textvariable newviewname($n) -font uifont
grid $top.nl $top.name -sticky w -pady 5
checkbutton $top.perm -text "Remember this view" -variable newviewperm($n) \
-font uifont
grid $top.perm - -pady 5 -sticky w
message $top.al -aspect 1000 -font uifont \
-text "Commits to include (arguments to git rev-list):"
grid $top.al - -sticky w -pady 5
entry $top.args -width 50 -textvariable newviewargs($n) \
-background white -font uifont
grid $top.args - -sticky ew -padx 5
message $top.l -aspect 1000 -font uifont \
-text "Enter files and directories to include, one per line:"
grid $top.l - -sticky w
text $top.t -width 40 -height 10 -background white -font uifont
if {[info exists viewfiles($n)]} {
foreach f $viewfiles($n) {
$top.t insert end $f
$top.t insert end "\n"
}
$top.t delete {end - 1c} end
$top.t mark set insert 0.0
}
grid $top.t - -sticky ew -padx 5
frame $top.buts
button $top.buts.ok -text "OK" -command [list newviewok $top $n] \
-font uifont
button $top.buts.can -text "Cancel" -command [list destroy $top] \
-font uifont
grid $top.buts.ok $top.buts.can
grid columnconfigure $top.buts 0 -weight 1 -uniform a
grid columnconfigure $top.buts 1 -weight 1 -uniform a
grid $top.buts - -pady 10 -sticky ew
focus $top.t
}
proc doviewmenu {m first cmd op argv} {
set nmenu [$m index end]
for {set i $first} {$i <= $nmenu} {incr i} {
if {[$m entrycget $i -command] eq $cmd} {
eval $m $op $i $argv
break
}
}
}
proc allviewmenus {n op args} {
# global viewhlmenu
doviewmenu .bar.view 5 [list showview $n] $op $args
# doviewmenu $viewhlmenu 1 [list addvhighlight $n] $op $args
}
proc newviewok {top n} {
global nextviewnum newviewperm newviewname newishighlight
global viewname viewfiles viewperm selectedview curview
global viewargs newviewargs viewhlmenu
if {[catch {
set newargs [shellsplit $newviewargs($n)]
} err]} {
error_popup "Error in commit selection arguments: $err"
wm raise $top
focus $top
return
}
set files {}
foreach f [split [$top.t get 0.0 end] "\n"] {
set ft [string trim $f]
if {$ft ne {}} {
lappend files $ft
}
}
if {![info exists viewfiles($n)]} {
# creating a new view
incr nextviewnum
set viewname($n) $newviewname($n)
set viewperm($n) $newviewperm($n)
set viewfiles($n) $files
set viewargs($n) $newargs
addviewmenu $n
if {!$newishighlight} {
run showview $n
} else {
run addvhighlight $n
}
} else {
# editing an existing view
set viewperm($n) $newviewperm($n)
if {$newviewname($n) ne $viewname($n)} {
set viewname($n) $newviewname($n)
doviewmenu .bar.view 5 [list showview $n] \
entryconf [list -label $viewname($n)]
# doviewmenu $viewhlmenu 1 [list addvhighlight $n] \
# entryconf [list -label $viewname($n) -value $viewname($n)]
}
if {$files ne $viewfiles($n) || $newargs ne $viewargs($n)} {
set viewfiles($n) $files
set viewargs($n) $newargs
if {$curview == $n} {
run updatecommits
}
}
}
catch {destroy $top}
}
proc delview {} {
global curview viewdata viewperm hlview selectedhlview
if {$curview == 0} return
if {[info exists hlview] && $hlview == $curview} {
set selectedhlview None
unset hlview
}
allviewmenus $curview delete
set viewdata($curview) {}
set viewperm($curview) 0
showview 0
}
proc addviewmenu {n} {
global viewname viewhlmenu
.bar.view add radiobutton -label $viewname($n) \
-command [list showview $n] -variable selectedview -value $n
#$viewhlmenu add radiobutton -label $viewname($n) \
# -command [list addvhighlight $n] -variable selectedhlview
}
proc flatten {var} {
global $var
set ret {}
foreach i [array names $var] {
lappend ret $i [set $var\($i\)]
}
return $ret
}
proc unflatten {var l} {
global $var
catch {unset $var}
foreach {i v} $l {
set $var\($i\) $v
}
}
proc showview {n} {
global curview viewdata viewfiles
global displayorder parentlist rowidlist rowisopt rowfinal
global colormap rowtextx commitrow nextcolor canvxmax
global numcommits commitlisted
global selectedline currentid canv canvy0
global treediffs
global pending_select phase
global commitidx
global commfd
global selectedview selectfirst
global vparentlist vdisporder vcmitlisted
global hlview selectedhlview commitinterest
if {$n == $curview} return
set selid {}
if {[info exists selectedline]} {
set selid $currentid
set y [yc $selectedline]
set ymax [lindex [$canv cget -scrollregion] 3]
set span [$canv yview]
set ytop [expr {[lindex $span 0] * $ymax}]
set ybot [expr {[lindex $span 1] * $ymax}]
if {$ytop < $y && $y < $ybot} {
set yscreen [expr {$y - $ytop}]
} else {
set yscreen [expr {($ybot - $ytop) / 2}]
}
} elseif {[info exists pending_select]} {
set selid $pending_select
unset pending_select
}
unselectline
normalline
if {$curview >= 0} {
set vparentlist($curview) $parentlist
set vdisporder($curview) $displayorder
set vcmitlisted($curview) $commitlisted
if {$phase ne {} ||
![info exists viewdata($curview)] ||
[lindex $viewdata($curview) 0] ne {}} {
set viewdata($curview) \
[list $phase $rowidlist $rowisopt $rowfinal]
}
}
catch {unset treediffs}
clear_display
if {[info exists hlview] && $hlview == $n} {
unset hlview
set selectedhlview None
}
catch {unset commitinterest}
set curview $n
set selectedview $n
.bar.view entryconf Edit* -state [expr {$n == 0? "disabled": "normal"}]
.bar.view entryconf Delete* -state [expr {$n == 0? "disabled": "normal"}]
run refill_reflist
if {![info exists viewdata($n)]} {
if {$selid ne {}} {
set pending_select $selid
}
getcommits
return
}
set v $viewdata($n)
set phase [lindex $v 0]
set displayorder $vdisporder($n)
set parentlist $vparentlist($n)
set commitlisted $vcmitlisted($n)
set rowidlist [lindex $v 1]
set rowisopt [lindex $v 2]
set rowfinal [lindex $v 3]
set numcommits $commitidx($n)
catch {unset colormap}
catch {unset rowtextx}
set nextcolor 0
set canvxmax [$canv cget -width]
set curview $n
set row 0
setcanvscroll
set yf 0
set row {}
set selectfirst 0
if {$selid ne {} && [info exists commitrow($n,$selid)]} {
set row $commitrow($n,$selid)
# try to get the selected row in the same position on the screen
set ymax [lindex [$canv cget -scrollregion] 3]
set ytop [expr {[yc $row] - $yscreen}]
if {$ytop < 0} {
set ytop 0
}
set yf [expr {$ytop * 1.0 / $ymax}]
}
allcanvs yview moveto $yf
drawvisible
if {$row ne {}} {
selectline $row 0
} elseif {$selid ne {}} {
set pending_select $selid
} else {
set row [first_real_row]
if {$row < $numcommits} {
selectline $row 0
} else {
set selectfirst 1
}
}
if {$phase ne {}} {
if {$phase eq "getcommits"} {
show_status "Reading commits..."
}
run chewcommits $n
} elseif {$numcommits == 0} {
show_status "No commits selected"
}
}
# Stuff relating to the highlighting facility
proc ishighlighted {row} {
global vhighlights fhighlights nhighlights rhighlights
if {[info exists nhighlights($row)] && $nhighlights($row) > 0} {
return $nhighlights($row)
}
if {[info exists vhighlights($row)] && $vhighlights($row) > 0} {
return $vhighlights($row)
}
if {[info exists fhighlights($row)] && $fhighlights($row) > 0} {
return $fhighlights($row)
}
if {[info exists rhighlights($row)] && $rhighlights($row) > 0} {
return $rhighlights($row)
}
return 0
}
proc bolden {row font} {
global canv linehtag selectedline boldrows
lappend boldrows $row
$canv itemconf $linehtag($row) -font $font
if {[info exists selectedline] && $row == $selectedline} {
$canv delete secsel
set t [eval $canv create rect [$canv bbox $linehtag($row)] \
-outline {{}} -tags secsel \
-fill [$canv cget -selectbackground]]
$canv lower $t
}
}
proc bolden_name {row font} {
global canv2 linentag selectedline boldnamerows
lappend boldnamerows $row
$canv2 itemconf $linentag($row) -font $font
if {[info exists selectedline] && $row == $selectedline} {
$canv2 delete secsel
set t [eval $canv2 create rect [$canv2 bbox $linentag($row)] \
-outline {{}} -tags secsel \
-fill [$canv2 cget -selectbackground]]
$canv2 lower $t
}
}
proc unbolden {} {
global boldrows
set stillbold {}
foreach row $boldrows {
if {![ishighlighted $row]} {
bolden $row mainfont
} else {
lappend stillbold $row
}
}
set boldrows $stillbold
}
proc addvhighlight {n} {
global hlview curview viewdata vhl_done vhighlights commitidx
if {[info exists hlview]} {
delvhighlight
}
set hlview $n
if {$n != $curview && ![info exists viewdata($n)]} {
set viewdata($n) [list getcommits {{}} 0 0 0]
set vparentlist($n) {}
set vdisporder($n) {}
set vcmitlisted($n) {}
start_rev_list $n
}
set vhl_done $commitidx($hlview)
if {$vhl_done > 0} {
drawvisible
}
}
proc delvhighlight {} {
global hlview vhighlights
if {![info exists hlview]} return
unset hlview
catch {unset vhighlights}
unbolden
}
proc vhighlightmore {} {
global hlview vhl_done commitidx vhighlights
global displayorder vdisporder curview
set max $commitidx($hlview)
if {$hlview == $curview} {
set disp $displayorder
} else {
set disp $vdisporder($hlview)
}
set vr [visiblerows]
set r0 [lindex $vr 0]
set r1 [lindex $vr 1]
for {set i $vhl_done} {$i < $max} {incr i} {
set id [lindex $disp $i]
if {[info exists commitrow($curview,$id)]} {
set row $commitrow($curview,$id)
if {$r0 <= $row && $row <= $r1} {
if {![highlighted $row]} {
bolden $row mainfontbold
}
set vhighlights($row) 1
}
}
}
set vhl_done $max
}
proc askvhighlight {row id} {
global hlview vhighlights commitrow iddrawn
if {[info exists commitrow($hlview,$id)]} {
if {[info exists iddrawn($id)] && ![ishighlighted $row]} {
bolden $row mainfontbold
}
set vhighlights($row) 1
} else {
set vhighlights($row) 0
}
}
proc hfiles_change {} {
global highlight_files filehighlight fhighlights fh_serial
global highlight_paths gdttype
if {[info exists filehighlight]} {
# delete previous highlights
catch {close $filehighlight}
unset filehighlight
catch {unset fhighlights}
unbolden
unhighlight_filelist
}
set highlight_paths {}
after cancel do_file_hl $fh_serial
incr fh_serial
if {$highlight_files ne {}} {
after 300 do_file_hl $fh_serial
}
}
proc gdttype_change {name ix op} {
global gdttype highlight_files findstring findpattern
stopfinding
if {$findstring ne {}} {
if {$gdttype eq "containing:"} {
if {$highlight_files ne {}} {
set highlight_files {}
hfiles_change
}
findcom_change
} else {
if {$findpattern ne {}} {
set findpattern {}
findcom_change
}
set highlight_files $findstring
hfiles_change
}
drawvisible
}
# enable/disable findtype/findloc menus too
}
proc find_change {name ix op} {
global gdttype findstring highlight_files
stopfinding
if {$gdttype eq "containing:"} {
findcom_change
} else {
if {$highlight_files ne $findstring} {
set highlight_files $findstring
hfiles_change
}
}
drawvisible
}
proc findcom_change args {
global nhighlights boldnamerows
global findpattern findtype findstring gdttype
stopfinding
# delete previous highlights, if any
foreach row $boldnamerows {
bolden_name $row mainfont
}
set boldnamerows {}
catch {unset nhighlights}
unbolden
unmarkmatches
if {$gdttype ne "containing:" || $findstring eq {}} {
set findpattern {}
} elseif {$findtype eq "Regexp"} {
set findpattern $findstring
} else {
set e [string map {"*" "\\*" "?" "\\?" "\[" "\\\[" "\\" "\\\\"} \
$findstring]
set findpattern "*$e*"
}
}
proc makepatterns {l} {
set ret {}
foreach e $l {
set ee [string map {"*" "\\*" "?" "\\?" "\[" "\\\[" "\\" "\\\\"} $e]
if {[string index $ee end] eq "/"} {
lappend ret "$ee*"
} else {
lappend ret $ee
lappend ret "$ee/*"
}
}
return $ret
}
proc do_file_hl {serial} {
global highlight_files filehighlight highlight_paths gdttype fhl_list
if {$gdttype eq "touching paths:"} {
if {[catch {set paths [shellsplit $highlight_files]}]} return
set highlight_paths [makepatterns $paths]
highlight_filelist
set gdtargs [concat -- $paths]
} elseif {$gdttype eq "adding/removing string:"} {
set gdtargs [list "-S$highlight_files"]
} else {
# must be "containing:", i.e. we're searching commit info
return
}
set cmd [concat | git diff-tree -r -s --stdin $gdtargs]
set filehighlight [open $cmd r+]
fconfigure $filehighlight -blocking 0
filerun $filehighlight readfhighlight
set fhl_list {}
drawvisible
flushhighlights
}
proc flushhighlights {} {
global filehighlight fhl_list
if {[info exists filehighlight]} {
lappend fhl_list {}
puts $filehighlight ""
flush $filehighlight
}
}
proc askfilehighlight {row id} {
global filehighlight fhighlights fhl_list
lappend fhl_list $id
set fhighlights($row) -1
puts $filehighlight $id
}
proc readfhighlight {} {
global filehighlight fhighlights commitrow curview iddrawn
global fhl_list find_dirn
if {![info exists filehighlight]} {
return 0
}
set nr 0
while {[incr nr] <= 100 && [gets $filehighlight line] >= 0} {
set line [string trim $line]
set i [lsearch -exact $fhl_list $line]
if {$i < 0} continue
for {set j 0} {$j < $i} {incr j} {
set id [lindex $fhl_list $j]
if {[info exists commitrow($curview,$id)]} {
set fhighlights($commitrow($curview,$id)) 0
}
}
set fhl_list [lrange $fhl_list [expr {$i+1}] end]
if {$line eq {}} continue
if {![info exists commitrow($curview,$line)]} continue
set row $commitrow($curview,$line)
if {[info exists iddrawn($line)] && ![ishighlighted $row]} {
bolden $row mainfontbold
}
set fhighlights($row) 1
}
if {[eof $filehighlight]} {
# strange...
puts "oops, git diff-tree died"
catch {close $filehighlight}
unset filehighlight
return 0
}
if {[info exists find_dirn]} {
run findmore
}
return 1
}
proc doesmatch {f} {
global findtype findpattern
if {$findtype eq "Regexp"} {
return [regexp $findpattern $f]
} elseif {$findtype eq "IgnCase"} {
return [string match -nocase $findpattern $f]
} else {
return [string match $findpattern $f]
}
}
proc askfindhighlight {row id} {
global nhighlights commitinfo iddrawn
global findloc
global markingmatches
if {![info exists commitinfo($id)]} {
getcommit $id
}
set info $commitinfo($id)
set isbold 0
set fldtypes {Headline Author Date Committer CDate Comments}
foreach f $info ty $fldtypes {
if {($findloc eq "All fields" || $findloc eq $ty) &&
[doesmatch $f]} {
if {$ty eq "Author"} {
set isbold 2
break
}
set isbold 1
}
}
if {$isbold && [info exists iddrawn($id)]} {
if {![ishighlighted $row]} {
bolden $row mainfontbold
if {$isbold > 1} {
bolden_name $row mainfontbold
}
}
if {$markingmatches} {
markrowmatches $row $id
}
}
set nhighlights($row) $isbold
}
proc markrowmatches {row id} {
global canv canv2 linehtag linentag commitinfo findloc
set headline [lindex $commitinfo($id) 0]
set author [lindex $commitinfo($id) 1]
$canv delete match$row
$canv2 delete match$row
if {$findloc eq "All fields" || $findloc eq "Headline"} {
set m [findmatches $headline]
if {$m ne {}} {
markmatches $canv $row $headline $linehtag($row) $m \
[$canv itemcget $linehtag($row) -font] $row
}
}
if {$findloc eq "All fields" || $findloc eq "Author"} {
set m [findmatches $author]
if {$m ne {}} {
markmatches $canv2 $row $author $linentag($row) $m \
[$canv2 itemcget $linentag($row) -font] $row
}
}
}
proc vrel_change {name ix op} {
global highlight_related
rhighlight_none
if {$highlight_related ne "None"} {
run drawvisible
}
}
# prepare for testing whether commits are descendents or ancestors of a
proc rhighlight_sel {a} {
global descendent desc_todo ancestor anc_todo
global highlight_related rhighlights
catch {unset descendent}
set desc_todo [list $a]
catch {unset ancestor}
set anc_todo [list $a]
if {$highlight_related ne "None"} {
rhighlight_none
run drawvisible
}
}
proc rhighlight_none {} {
global rhighlights
catch {unset rhighlights}
unbolden
}
proc is_descendent {a} {
global curview children commitrow descendent desc_todo
set v $curview
set la $commitrow($v,$a)
set todo $desc_todo
set leftover {}
set done 0
for {set i 0} {$i < [llength $todo]} {incr i} {
set do [lindex $todo $i]
if {$commitrow($v,$do) < $la} {
lappend leftover $do
continue
}
foreach nk $children($v,$do) {
if {![info exists descendent($nk)]} {
set descendent($nk) 1
lappend todo $nk
if {$nk eq $a} {
set done 1
}
}
}
if {$done} {
set desc_todo [concat $leftover [lrange $todo [expr {$i+1}] end]]
return
}
}
set descendent($a) 0
set desc_todo $leftover
}
proc is_ancestor {a} {
global curview parentlist commitrow ancestor anc_todo
set v $curview
set la $commitrow($v,$a)
set todo $anc_todo
set leftover {}
set done 0
for {set i 0} {$i < [llength $todo]} {incr i} {
set do [lindex $todo $i]
if {![info exists commitrow($v,$do)] || $commitrow($v,$do) > $la} {
lappend leftover $do
continue
}
foreach np [lindex $parentlist $commitrow($v,$do)] {
if {![info exists ancestor($np)]} {
set ancestor($np) 1
lappend todo $np
if {$np eq $a} {
set done 1
}
}
}
if {$done} {
set anc_todo [concat $leftover [lrange $todo [expr {$i+1}] end]]
return
}
}
set ancestor($a) 0
set anc_todo $leftover
}
proc askrelhighlight {row id} {
global descendent highlight_related iddrawn rhighlights
global selectedline ancestor
if {![info exists selectedline]} return
set isbold 0
if {$highlight_related eq "Descendent" ||
$highlight_related eq "Not descendent"} {
if {![info exists descendent($id)]} {
is_descendent $id
}
if {$descendent($id) == ($highlight_related eq "Descendent")} {
set isbold 1
}
} elseif {$highlight_related eq "Ancestor" ||
$highlight_related eq "Not ancestor"} {
if {![info exists ancestor($id)]} {
is_ancestor $id
}
if {$ancestor($id) == ($highlight_related eq "Ancestor")} {
set isbold 1
}
}
if {[info exists iddrawn($id)]} {
if {$isbold && ![ishighlighted $row]} {
bolden $row mainfontbold
}
}
set rhighlights($row) $isbold
}
# Graph layout functions
proc shortids {ids} {
set res {}
foreach id $ids {
if {[llength $id] > 1} {
lappend res [shortids $id]
} elseif {[regexp {^[0-9a-f]{40}$} $id]} {
lappend res [string range $id 0 7]
} else {
lappend res $id
}
}
return $res
}
proc ntimes {n o} {
set ret {}
set o [list $o]
for {set mask 1} {$mask <= $n} {incr mask $mask} {
if {($n & $mask) != 0} {
set ret [concat $ret $o]
}
set o [concat $o $o]
}
return $ret
}
# Work out where id should go in idlist so that order-token
# values increase from left to right
proc idcol {idlist id {i 0}} {
global ordertok curview
set t $ordertok($curview,$id)
if {$i >= [llength $idlist] ||
$t < $ordertok($curview,[lindex $idlist $i])} {
if {$i > [llength $idlist]} {
set i [llength $idlist]
}
while {[incr i -1] >= 0 &&
$t < $ordertok($curview,[lindex $idlist $i])} {}
incr i
} else {
if {$t > $ordertok($curview,[lindex $idlist $i])} {
while {[incr i] < [llength $idlist] &&
$t >= $ordertok($curview,[lindex $idlist $i])} {}
}
}
return $i
}
proc initlayout {} {
global rowidlist rowisopt rowfinal displayorder commitlisted
global numcommits canvxmax canv
global nextcolor
global parentlist
global colormap rowtextx
global selectfirst
set numcommits 0
set displayorder {}
set commitlisted {}
set parentlist {}
set nextcolor 0
set rowidlist {}
set rowisopt {}
set rowfinal {}
set canvxmax [$canv cget -width]
catch {unset colormap}
catch {unset rowtextx}
set selectfirst 1
}
proc setcanvscroll {} {
global canv canv2 canv3 numcommits linespc canvxmax canvy0
set ymax [expr {$canvy0 + ($numcommits - 0.5) * $linespc + 2}]
$canv conf -scrollregion [list 0 0 $canvxmax $ymax]
$canv2 conf -scrollregion [list 0 0 0 $ymax]
$canv3 conf -scrollregion [list 0 0 0 $ymax]
}
proc visiblerows {} {
global canv numcommits linespc
set ymax [lindex [$canv cget -scrollregion] 3]
if {$ymax eq {} || $ymax == 0} return
set f [$canv yview]
set y0 [expr {int([lindex $f 0] * $ymax)}]
set r0 [expr {int(($y0 - 3) / $linespc) - 1}]
if {$r0 < 0} {
set r0 0
}
set y1 [expr {int([lindex $f 1] * $ymax)}]
set r1 [expr {int(($y1 - 3) / $linespc) + 1}]
if {$r1 >= $numcommits} {
set r1 [expr {$numcommits - 1}]
}
return [list $r0 $r1]
}
proc layoutmore {} {
global commitidx viewcomplete numcommits
global uparrowlen downarrowlen mingaplen curview
set show $commitidx($curview)
if {$show > $numcommits || $viewcomplete($curview)} {
showstuff $show $viewcomplete($curview)
}
}
proc showstuff {canshow last} {
global numcommits commitrow pending_select selectedline curview
global mainheadid displayorder selectfirst
global lastscrollset commitinterest
if {$numcommits == 0} {
global phase
set phase "incrdraw"
allcanvs delete all
}
set r0 $numcommits
set prev $numcommits
set numcommits $canshow
set t [clock clicks -milliseconds]
if {$prev < 100 || $last || $t - $lastscrollset > 500} {
set lastscrollset $t
setcanvscroll
}
set rows [visiblerows]
set r1 [lindex $rows 1]
if {$r1 >= $canshow} {
set r1 [expr {$canshow - 1}]
}
if {$r0 <= $r1} {
drawcommits $r0 $r1
}
if {[info exists pending_select] &&
[info exists commitrow($curview,$pending_select)] &&
$commitrow($curview,$pending_select) < $numcommits} {
selectline $commitrow($curview,$pending_select) 1
}
if {$selectfirst} {
if {[info exists selectedline] || [info exists pending_select]} {
set selectfirst 0
} else {
set l [first_real_row]
selectline $l 1
set selectfirst 0
}
}
}
proc doshowlocalchanges {} {
global curview mainheadid phase commitrow
if {[info exists commitrow($curview,$mainheadid)] &&
($phase eq {} || $commitrow($curview,$mainheadid) < $numcommits - 1)} {
dodiffindex
} elseif {$phase ne {}} {
lappend commitinterest($mainheadid) {}
}
}
proc dohidelocalchanges {} {
global localfrow localirow lserial
if {$localfrow >= 0} {
removerow $localfrow
set localfrow -1
if {$localirow > 0} {
incr localirow -1
}
}
if {$localirow >= 0} {
removerow $localirow
set localirow -1
}
incr lserial
}
# spawn off a process to do git diff-index --cached HEAD
proc dodiffindex {} {
global localirow localfrow lserial showlocalchanges
if {!$showlocalchanges} return
incr lserial
set localfrow -1
set localirow -1
set fd [open "|git diff-index --cached HEAD" r]
fconfigure $fd -blocking 0
filerun $fd [list readdiffindex $fd $lserial]
}
proc readdiffindex {fd serial} {
global localirow commitrow mainheadid nullid2 curview
global commitinfo commitdata lserial
set isdiff 1
if {[gets $fd line] < 0} {
if {![eof $fd]} {
return 1
}
set isdiff 0
}
# we only need to see one line and we don't really care what it says...
close $fd
# now see if there are any local changes not checked in to the index
if {$serial == $lserial} {
set fd [open "|git diff-files" r]
fconfigure $fd -blocking 0
filerun $fd [list readdifffiles $fd $serial]
}
if {$isdiff && $serial == $lserial && $localirow == -1} {
# add the line for the changes in the index to the graph
set localirow $commitrow($curview,$mainheadid)
set hl "Local changes checked in to index but not committed"
set commitinfo($nullid2) [list $hl {} {} {} {} " $hl\n"]
set commitdata($nullid2) "\n $hl\n"
insertrow $localirow $nullid2
}
return 0
}
proc readdifffiles {fd serial} {
global localirow localfrow commitrow mainheadid nullid curview
global commitinfo commitdata lserial
set isdiff 1
if {[gets $fd line] < 0} {
if {![eof $fd]} {
return 1
}
set isdiff 0
}
# we only need to see one line and we don't really care what it says...
close $fd
if {$isdiff && $serial == $lserial && $localfrow == -1} {
# add the line for the local diff to the graph
if {$localirow >= 0} {
set localfrow $localirow
incr localirow
} else {
set localfrow $commitrow($curview,$mainheadid)
}
set hl "Local uncommitted changes, not checked in to index"
set commitinfo($nullid) [list $hl {} {} {} {} " $hl\n"]
set commitdata($nullid) "\n $hl\n"
insertrow $localfrow $nullid
}
return 0
}
proc nextuse {id row} {
global commitrow curview children
if {[info exists children($curview,$id)]} {
foreach kid $children($curview,$id) {
if {![info exists commitrow($curview,$kid)]} {
return -1
}
if {$commitrow($curview,$kid) > $row} {
return $commitrow($curview,$kid)
}
}
}
if {[info exists commitrow($curview,$id)]} {
return $commitrow($curview,$id)
}
return -1
}
proc prevuse {id row} {
global commitrow curview children
set ret -1
if {[info exists children($curview,$id)]} {
foreach kid $children($curview,$id) {
if {![info exists commitrow($curview,$kid)]} break
if {$commitrow($curview,$kid) < $row} {
set ret $commitrow($curview,$kid)
}
}
}
return $ret
}
proc make_idlist {row} {
global displayorder parentlist uparrowlen downarrowlen mingaplen
global commitidx curview ordertok children commitrow
set r [expr {$row - $mingaplen - $downarrowlen - 1}]
if {$r < 0} {
set r 0
}
set ra [expr {$row - $downarrowlen}]
if {$ra < 0} {
set ra 0
}
set rb [expr {$row + $uparrowlen}]
if {$rb > $commitidx($curview)} {
set rb $commitidx($curview)
}
set ids {}
for {} {$r < $ra} {incr r} {
set nextid [lindex $displayorder [expr {$r + 1}]]
foreach p [lindex $parentlist $r] {
if {$p eq $nextid} continue
set rn [nextuse $p $r]
if {$rn >= $row &&
$rn <= $r + $downarrowlen + $mingaplen + $uparrowlen} {
lappend ids [list $ordertok($curview,$p) $p]
}
}
}
for {} {$r < $row} {incr r} {
set nextid [lindex $displayorder [expr {$r + 1}]]
foreach p [lindex $parentlist $r] {
if {$p eq $nextid} continue
set rn [nextuse $p $r]
if {$rn < 0 || $rn >= $row} {
lappend ids [list $ordertok($curview,$p) $p]
}
}
}
set id [lindex $displayorder $row]
lappend ids [list $ordertok($curview,$id) $id]
while {$r < $rb} {
foreach p [lindex $parentlist $r] {
set firstkid [lindex $children($curview,$p) 0]
if {$commitrow($curview,$firstkid) < $row} {
lappend ids [list $ordertok($curview,$p) $p]
}
}
incr r
set id [lindex $displayorder $r]
if {$id ne {}} {
set firstkid [lindex $children($curview,$id) 0]
if {$firstkid ne {} && $commitrow($curview,$firstkid) < $row} {
lappend ids [list $ordertok($curview,$id) $id]
}
}
}
set idlist {}
foreach idx [lsort -unique $ids] {
lappend idlist [lindex $idx 1]
}
return $idlist
}
proc rowsequal {a b} {
while {[set i [lsearch -exact $a {}]] >= 0} {
set a [lreplace $a $i $i]
}
while {[set i [lsearch -exact $b {}]] >= 0} {
set b [lreplace $b $i $i]
}
return [expr {$a eq $b}]
}
proc makeupline {id row rend col} {
global rowidlist uparrowlen downarrowlen mingaplen
for {set r $rend} {1} {set r $rstart} {
set rstart [prevuse $id $r]
if {$rstart < 0} return
if {$rstart < $row} break
}
if {$rstart + $uparrowlen + $mingaplen + $downarrowlen < $rend} {
set rstart [expr {$rend - $uparrowlen - 1}]
}
for {set r $rstart} {[incr r] <= $row} {} {
set idlist [lindex $rowidlist $r]
if {$idlist ne {} && [lsearch -exact $idlist $id] < 0} {
set col [idcol $idlist $id $col]
lset rowidlist $r [linsert $idlist $col $id]
changedrow $r
}
}
}
proc layoutrows {row endrow} {
global rowidlist rowisopt rowfinal displayorder
global uparrowlen downarrowlen maxwidth mingaplen
global children parentlist
global commitidx viewcomplete curview commitrow
set idlist {}
if {$row > 0} {
set rm1 [expr {$row - 1}]
foreach id [lindex $rowidlist $rm1] {
if {$id ne {}} {
lappend idlist $id
}
}
set final [lindex $rowfinal $rm1]
}
for {} {$row < $endrow} {incr row} {
set rm1 [expr {$row - 1}]
if {$rm1 < 0 || $idlist eq {}} {
set idlist [make_idlist $row]
set final 1
} else {
set id [lindex $displayorder $rm1]
set col [lsearch -exact $idlist $id]
set idlist [lreplace $idlist $col $col]
foreach p [lindex $parentlist $rm1] {
if {[lsearch -exact $idlist $p] < 0} {
set col [idcol $idlist $p $col]
set idlist [linsert $idlist $col $p]
# if not the first child, we have to insert a line going up
if {$id ne [lindex $children($curview,$p) 0]} {
makeupline $p $rm1 $row $col
}
}
}
set id [lindex $displayorder $row]
if {$row > $downarrowlen} {
set termrow [expr {$row - $downarrowlen - 1}]
foreach p [lindex $parentlist $termrow] {
set i [lsearch -exact $idlist $p]
if {$i < 0} continue
set nr [nextuse $p $termrow]
if {$nr < 0 || $nr >= $row + $mingaplen + $uparrowlen} {
set idlist [lreplace $idlist $i $i]
}
}
}
set col [lsearch -exact $idlist $id]
if {$col < 0} {
set col [idcol $idlist $id]
set idlist [linsert $idlist $col $id]
if {$children($curview,$id) ne {}} {
makeupline $id $rm1 $row $col
}
}
set r [expr {$row + $uparrowlen - 1}]
if {$r < $commitidx($curview)} {
set x $col
foreach p [lindex $parentlist $r] {
if {[lsearch -exact $idlist $p] >= 0} continue
set fk [lindex $children($curview,$p) 0]
if {$commitrow($curview,$fk) < $row} {
set x [idcol $idlist $p $x]
set idlist [linsert $idlist $x $p]
}
}
if {[incr r] < $commitidx($curview)} {
set p [lindex $displayorder $r]
if {[lsearch -exact $idlist $p] < 0} {
set fk [lindex $children($curview,$p) 0]
if {$fk ne {} && $commitrow($curview,$fk) < $row} {
set x [idcol $idlist $p $x]
set idlist [linsert $idlist $x $p]
}
}
}
}
}
if {$final && !$viewcomplete($curview) &&
$row + $uparrowlen + $mingaplen + $downarrowlen
>= $commitidx($curview)} {
set final 0
}
set l [llength $rowidlist]
if {$row == $l} {
lappend rowidlist $idlist
lappend rowisopt 0
lappend rowfinal $final
} elseif {$row < $l} {
if {![rowsequal $idlist [lindex $rowidlist $row]]} {
lset rowidlist $row $idlist
changedrow $row
}
lset rowfinal $row $final
} else {
set pad [ntimes [expr {$row - $l}] {}]
set rowidlist [concat $rowidlist $pad]
lappend rowidlist $idlist
set rowfinal [concat $rowfinal $pad]
lappend rowfinal $final
set rowisopt [concat $rowisopt [ntimes [expr {$row - $l + 1}] 0]]
}
}
return $row
}
proc changedrow {row} {
global displayorder iddrawn rowisopt need_redisplay
set l [llength $rowisopt]
if {$row < $l} {
lset rowisopt $row 0
if {$row + 1 < $l} {
lset rowisopt [expr {$row + 1}] 0
if {$row + 2 < $l} {
lset rowisopt [expr {$row + 2}] 0
}
}
}
set id [lindex $displayorder $row]
if {[info exists iddrawn($id)]} {
set need_redisplay 1
}
}
proc insert_pad {row col npad} {
global rowidlist
set pad [ntimes $npad {}]
set idlist [lindex $rowidlist $row]
set bef [lrange $idlist 0 [expr {$col - 1}]]
set aft [lrange $idlist $col end]
set i [lsearch -exact $aft {}]
if {$i > 0} {
set aft [lreplace $aft $i $i]
}
lset rowidlist $row [concat $bef $pad $aft]
changedrow $row
}
proc optimize_rows {row col endrow} {
global rowidlist rowisopt displayorder curview children
if {$row < 1} {
set row 1
}
for {} {$row < $endrow} {incr row; set col 0} {
if {[lindex $rowisopt $row]} continue
set haspad 0
set y0 [expr {$row - 1}]
set ym [expr {$row - 2}]
set idlist [lindex $rowidlist $row]
set previdlist [lindex $rowidlist $y0]
if {$idlist eq {} || $previdlist eq {}} continue
if {$ym >= 0} {
set pprevidlist [lindex $rowidlist $ym]
if {$pprevidlist eq {}} continue
} else {
set pprevidlist {}
}
set x0 -1
set xm -1
for {} {$col < [llength $idlist]} {incr col} {
set id [lindex $idlist $col]
if {[lindex $previdlist $col] eq $id} continue
if {$id eq {}} {
set haspad 1
continue
}
set x0 [lsearch -exact $previdlist $id]
if {$x0 < 0} continue
set z [expr {$x0 - $col}]
set isarrow 0
set z0 {}
if {$ym >= 0} {
set xm [lsearch -exact $pprevidlist $id]
if {$xm >= 0} {
set z0 [expr {$xm - $x0}]
}
}
if {$z0 eq {}} {
# if row y0 is the first child of $id then it's not an arrow
if {[lindex $children($curview,$id) 0] ne
[lindex $displayorder $y0]} {
set isarrow 1
}
}
if {!$isarrow && $id ne [lindex $displayorder $row] &&
[lsearch -exact [lindex $rowidlist [expr {$row+1}]] $id] < 0} {
set isarrow 1
}
# Looking at lines from this row to the previous row,
# make them go straight up if they end in an arrow on
# the previous row; otherwise make them go straight up
# or at 45 degrees.
if {$z < -1 || ($z < 0 && $isarrow)} {
# Line currently goes left too much;
# insert pads in the previous row, then optimize it
set npad [expr {-1 - $z + $isarrow}]
insert_pad $y0 $x0 $npad
if {$y0 > 0} {
optimize_rows $y0 $x0 $row
}
set previdlist [lindex $rowidlist $y0]
set x0 [lsearch -exact $previdlist $id]
set z [expr {$x0 - $col}]
if {$z0 ne {}} {
set pprevidlist [lindex $rowidlist $ym]
set xm [lsearch -exact $pprevidlist $id]
set z0 [expr {$xm - $x0}]
}
} elseif {$z > 1 || ($z > 0 && $isarrow)} {
# Line currently goes right too much;
# insert pads in this line
set npad [expr {$z - 1 + $isarrow}]
insert_pad $row $col $npad
set idlist [lindex $rowidlist $row]
incr col $npad
set z [expr {$x0 - $col}]
set haspad 1
}
if {$z0 eq {} && !$isarrow && $ym >= 0} {
# this line links to its first child on row $row-2
set id [lindex $displayorder $ym]
set xc [lsearch -exact $pprevidlist $id]
if {$xc >= 0} {
set z0 [expr {$xc - $x0}]
}
}
# avoid lines jigging left then immediately right
if {$z0 ne {} && $z < 0 && $z0 > 0} {
insert_pad $y0 $x0 1
incr x0
optimize_rows $y0 $x0 $row
set previdlist [lindex $rowidlist $y0]
}
}
if {!$haspad} {
# Find the first column that doesn't have a line going right
for {set col [llength $idlist]} {[incr col -1] >= 0} {} {
set id [lindex $idlist $col]
if {$id eq {}} break
set x0 [lsearch -exact $previdlist $id]
if {$x0 < 0} {
# check if this is the link to the first child
set kid [lindex $displayorder $y0]
if {[lindex $children($curview,$id) 0] eq $kid} {
# it is, work out offset to child
set x0 [lsearch -exact $previdlist $kid]
}
}
if {$x0 <= $col} break
}
# Insert a pad at that column as long as it has a line and
# isn't the last column
if {$x0 >= 0 && [incr col] < [llength $idlist]} {
set idlist [linsert $idlist $col {}]
lset rowidlist $row $idlist
changedrow $row
}
}
}
}
proc xc {row col} {
global canvx0 linespc
return [expr {$canvx0 + $col * $linespc}]
}
proc yc {row} {
global canvy0 linespc
return [expr {$canvy0 + $row * $linespc}]
}
proc linewidth {id} {
global thickerline lthickness
set wid $lthickness
if {[info exists thickerline] && $id eq $thickerline} {
set wid [expr {2 * $lthickness}]
}
return $wid
}
proc rowranges {id} {
global commitrow curview children uparrowlen downarrowlen
global rowidlist
set kids $children($curview,$id)
if {$kids eq {}} {
return {}
}
set ret {}
lappend kids $id
foreach child $kids {
if {![info exists commitrow($curview,$child)]} break
set row $commitrow($curview,$child)
if {![info exists prev]} {
lappend ret [expr {$row + 1}]
} else {
if {$row <= $prevrow} {
puts "oops children out of order [shortids $id] $row < [shortids $prev] $prevrow"
}
# see if the line extends the whole way from prevrow to row
if {$row > $prevrow + $uparrowlen + $downarrowlen &&
[lsearch -exact [lindex $rowidlist \
[expr {int(($row + $prevrow) / 2)}]] $id] < 0} {
# it doesn't, see where it ends
set r [expr {$prevrow + $downarrowlen}]
if {[lsearch -exact [lindex $rowidlist $r] $id] < 0} {
while {[incr r -1] > $prevrow &&
[lsearch -exact [lindex $rowidlist $r] $id] < 0} {}
} else {
while {[incr r] <= $row &&
[lsearch -exact [lindex $rowidlist $r] $id] >= 0} {}
incr r -1
}
lappend ret $r
# see where it starts up again
set r [expr {$row - $uparrowlen}]
if {[lsearch -exact [lindex $rowidlist $r] $id] < 0} {
while {[incr r] < $row &&
[lsearch -exact [lindex $rowidlist $r] $id] < 0} {}
} else {
while {[incr r -1] >= $prevrow &&
[lsearch -exact [lindex $rowidlist $r] $id] >= 0} {}
incr r
}
lappend ret $r
}
}
if {$child eq $id} {
lappend ret $row
}
set prev $id
set prevrow $row
}
return $ret
}
proc drawlineseg {id row endrow arrowlow} {
global rowidlist displayorder iddrawn linesegs
global canv colormap linespc curview maxlinelen parentlist
set cols [list [lsearch -exact [lindex $rowidlist $row] $id]]
set le [expr {$row + 1}]
set arrowhigh 1
while {1} {
set c [lsearch -exact [lindex $rowidlist $le] $id]
if {$c < 0} {
incr le -1
break
}
lappend cols $c
set x [lindex $displayorder $le]
if {$x eq $id} {
set arrowhigh 0
break
}
if {[info exists iddrawn($x)] || $le == $endrow} {
set c [lsearch -exact [lindex $rowidlist [expr {$le+1}]] $id]
if {$c >= 0} {
lappend cols $c
set arrowhigh 0
}
break
}
incr le
}
if {$le <= $row} {
return $row
}
set lines {}
set i 0
set joinhigh 0
if {[info exists linesegs($id)]} {
set lines $linesegs($id)
foreach li $lines {
set r0 [lindex $li 0]
if {$r0 > $row} {
if {$r0 == $le && [lindex $li 1] - $row <= $maxlinelen} {
set joinhigh 1
}
break
}
incr i
}
}
set joinlow 0
if {$i > 0} {
set li [lindex $lines [expr {$i-1}]]
set r1 [lindex $li 1]
if {$r1 == $row && $le - [lindex $li 0] <= $maxlinelen} {
set joinlow 1
}
}
set x [lindex $cols [expr {$le - $row}]]
set xp [lindex $cols [expr {$le - 1 - $row}]]
set dir [expr {$xp - $x}]
if {$joinhigh} {
set ith [lindex $lines $i 2]
set coords [$canv coords $ith]
set ah [$canv itemcget $ith -arrow]
set arrowhigh [expr {$ah eq "first" || $ah eq "both"}]
set x2 [lindex $cols [expr {$le + 1 - $row}]]
if {$x2 ne {} && $x - $x2 == $dir} {
set coords [lrange $coords 0 end-2]
}
} else {
set coords [list [xc $le $x] [yc $le]]
}
if {$joinlow} {
set itl [lindex $lines [expr {$i-1}] 2]
set al [$canv itemcget $itl -arrow]
set arrowlow [expr {$al eq "last" || $al eq "both"}]
} elseif {$arrowlow} {
if {[lsearch -exact [lindex $rowidlist [expr {$row-1}]] $id] >= 0 ||
[lsearch -exact [lindex $parentlist [expr {$row-1}]] $id] >= 0} {
set arrowlow 0
}
}
set arrow [lindex {none first last both} [expr {$arrowhigh + 2*$arrowlow}]]
for {set y $le} {[incr y -1] > $row} {} {
set x $xp
set xp [lindex $cols [expr {$y - 1 - $row}]]
set ndir [expr {$xp - $x}]
if {$dir != $ndir || $xp < 0} {
lappend coords [xc $y $x] [yc $y]
}
set dir $ndir
}
if {!$joinlow} {
if {$xp < 0} {
# join parent line to first child
set ch [lindex $displayorder $row]
set xc [lsearch -exact [lindex $rowidlist $row] $ch]
if {$xc < 0} {
puts "oops: drawlineseg: child $ch not on row $row"
} elseif {$xc != $x} {
if {($arrowhigh && $le == $row + 1) || $dir == 0} {
set d [expr {int(0.5 * $linespc)}]
set x1 [xc $row $x]
if {$xc < $x} {
set x2 [expr {$x1 - $d}]
} else {
set x2 [expr {$x1 + $d}]
}
set y2 [yc $row]
set y1 [expr {$y2 + $d}]
lappend coords $x1 $y1 $x2 $y2
} elseif {$xc < $x - 1} {
lappend coords [xc $row [expr {$x-1}]] [yc $row]
} elseif {$xc > $x + 1} {
lappend coords [xc $row [expr {$x+1}]] [yc $row]
}
set x $xc
}
lappend coords [xc $row $x] [yc $row]
} else {
set xn [xc $row $xp]
set yn [yc $row]
lappend coords $xn $yn
}
if {!$joinhigh} {
assigncolor $id
set t [$canv create line $coords -width [linewidth $id] \
-fill $colormap($id) -tags lines.$id -arrow $arrow]
$canv lower $t
bindline $t $id
set lines [linsert $lines $i [list $row $le $t]]
} else {
$canv coords $ith $coords
if {$arrow ne $ah} {
$canv itemconf $ith -arrow $arrow
}
lset lines $i 0 $row
}
} else {
set xo [lsearch -exact [lindex $rowidlist [expr {$row - 1}]] $id]
set ndir [expr {$xo - $xp}]
set clow [$canv coords $itl]
if {$dir == $ndir} {
set clow [lrange $clow 2 end]
}
set coords [concat $coords $clow]
if {!$joinhigh} {
lset lines [expr {$i-1}] 1 $le
} else {
# coalesce two pieces
$canv delete $ith
set b [lindex $lines [expr {$i-1}] 0]
set e [lindex $lines $i 1]
set lines [lreplace $lines [expr {$i-1}] $i [list $b $e $itl]]
}
$canv coords $itl $coords
if {$arrow ne $al} {
$canv itemconf $itl -arrow $arrow
}
}
set linesegs($id) $lines
return $le
}
proc drawparentlinks {id row} {
global rowidlist canv colormap curview parentlist
global idpos linespc
set rowids [lindex $rowidlist $row]
set col [lsearch -exact $rowids $id]
if {$col < 0} return
set olds [lindex $parentlist $row]
set row2 [expr {$row + 1}]
set x [xc $row $col]
set y [yc $row]
set y2 [yc $row2]
set d [expr {int(0.5 * $linespc)}]
set ymid [expr {$y + $d}]
set ids [lindex $rowidlist $row2]
# rmx = right-most X coord used
set rmx 0
foreach p $olds {
set i [lsearch -exact $ids $p]
if {$i < 0} {
puts "oops, parent $p of $id not in list"
continue
}
set x2 [xc $row2 $i]
if {$x2 > $rmx} {
set rmx $x2
}
set j [lsearch -exact $rowids $p]
if {$j < 0} {
# drawlineseg will do this one for us
continue
}
assigncolor $p
# should handle duplicated parents here...
set coords [list $x $y]
if {$i != $col} {
# if attaching to a vertical segment, draw a smaller
# slant for visual distinctness
if {$i == $j} {
if {$i < $col} {
lappend coords [expr {$x2 + $d}] $y $x2 $ymid
} else {
lappend coords [expr {$x2 - $d}] $y $x2 $ymid
}
} elseif {$i < $col && $i < $j} {
# segment slants towards us already
lappend coords [xc $row $j] $y
} else {
if {$i < $col - 1} {
lappend coords [expr {$x2 + $linespc}] $y
} elseif {$i > $col + 1} {
lappend coords [expr {$x2 - $linespc}] $y
}
lappend coords $x2 $y2
}
} else {
lappend coords $x2 $y2
}
set t [$canv create line $coords -width [linewidth $p] \
-fill $colormap($p) -tags lines.$p]
$canv lower $t
bindline $t $p
}
if {$rmx > [lindex $idpos($id) 1]} {
lset idpos($id) 1 $rmx
redrawtags $id
}
}
proc drawlines {id} {
global canv
$canv itemconf lines.$id -width [linewidth $id]
}
proc drawcmittext {id row col} {
global linespc canv canv2 canv3 canvy0 fgcolor curview
global commitlisted commitinfo rowidlist parentlist
global rowtextx idpos idtags idheads idotherrefs
global linehtag linentag linedtag selectedline
global canvxmax boldrows boldnamerows fgcolor nullid nullid2
# listed is 0 for boundary, 1 for normal, 2 for left, 3 for right
set listed [lindex $commitlisted $row]
if {$id eq $nullid} {
set ofill red
} elseif {$id eq $nullid2} {
set ofill green
} else {
set ofill [expr {$listed != 0? "blue": "white"}]
}
set x [xc $row $col]
set y [yc $row]
set orad [expr {$linespc / 3}]
if {$listed <= 1} {
set t [$canv create oval [expr {$x - $orad}] [expr {$y - $orad}] \
[expr {$x + $orad - 1}] [expr {$y + $orad - 1}] \
-fill $ofill -outline $fgcolor -width 1 -tags circle]
} elseif {$listed == 2} {
# triangle pointing left for left-side commits
set t [$canv create polygon \
[expr {$x - $orad}] $y \
[expr {$x + $orad - 1}] [expr {$y - $orad}] \
[expr {$x + $orad - 1}] [expr {$y + $orad - 1}] \
-fill $ofill -outline $fgcolor -width 1 -tags circle]
} else {
# triangle pointing right for right-side commits
set t [$canv create polygon \
[expr {$x + $orad - 1}] $y \
[expr {$x - $orad}] [expr {$y - $orad}] \
[expr {$x - $orad}] [expr {$y + $orad - 1}] \
-fill $ofill -outline $fgcolor -width 1 -tags circle]
}
$canv raise $t
$canv bind $t <1> {selcanvline {} %x %y}
set rmx [llength [lindex $rowidlist $row]]
set olds [lindex $parentlist $row]
if {$olds ne {}} {
set nextids [lindex $rowidlist [expr {$row + 1}]]
foreach p $olds {
set i [lsearch -exact $nextids $p]
if {$i > $rmx} {
set rmx $i
}
}
}
set xt [xc $row $rmx]
set rowtextx($row) $xt
set idpos($id) [list $x $xt $y]
if {[info exists idtags($id)] || [info exists idheads($id)]
|| [info exists idotherrefs($id)]} {
set xt [drawtags $id $x $xt $y]
}
set headline [lindex $commitinfo($id) 0]
set name [lindex $commitinfo($id) 1]
set date [lindex $commitinfo($id) 2]
set date [formatdate $date]
set font mainfont
set nfont mainfont
set isbold [ishighlighted $row]
if {$isbold > 0} {
lappend boldrows $row
set font mainfontbold
if {$isbold > 1} {
lappend boldnamerows $row
set nfont mainfontbold
}
}
set linehtag($row) [$canv create text $xt $y -anchor w -fill $fgcolor \
-text $headline -font $font -tags text]
$canv bind $linehtag($row) <Button-3> "rowmenu %X %Y $id"
set linentag($row) [$canv2 create text 3 $y -anchor w -fill $fgcolor \
-text $name -font $nfont -tags text]
set linedtag($row) [$canv3 create text 3 $y -anchor w -fill $fgcolor \
-text $date -font mainfont -tags text]
if {[info exists selectedline] && $selectedline == $row} {
make_secsel $row
}
set xr [expr {$xt + [font measure $font $headline]}]
if {$xr > $canvxmax} {
set canvxmax $xr
setcanvscroll
}
}
proc drawcmitrow {row} {
global displayorder rowidlist nrows_drawn
global iddrawn markingmatches
global commitinfo parentlist numcommits
global filehighlight fhighlights findpattern nhighlights
global hlview vhighlights
global highlight_related rhighlights
if {$row >= $numcommits} return
set id [lindex $displayorder $row]
if {[info exists hlview] && ![info exists vhighlights($row)]} {
askvhighlight $row $id
}
if {[info exists filehighlight] && ![info exists fhighlights($row)]} {
askfilehighlight $row $id
}
if {$findpattern ne {} && ![info exists nhighlights($row)]} {
askfindhighlight $row $id
}
if {$highlight_related ne "None" && ![info exists rhighlights($row)]} {
askrelhighlight $row $id
}
if {![info exists iddrawn($id)]} {
set col [lsearch -exact [lindex $rowidlist $row] $id]
if {$col < 0} {
puts "oops, row $row id $id not in list"
return
}
if {![info exists commitinfo($id)]} {
getcommit $id
}
assigncolor $id
drawcmittext $id $row $col
set iddrawn($id) 1
incr nrows_drawn
}
if {$markingmatches} {
markrowmatches $row $id
}
}
proc drawcommits {row {endrow {}}} {
global numcommits iddrawn displayorder curview need_redisplay
global parentlist rowidlist rowfinal uparrowlen downarrowlen nrows_drawn
if {$row < 0} {
set row 0
}
if {$endrow eq {}} {
set endrow $row
}
if {$endrow >= $numcommits} {
set endrow [expr {$numcommits - 1}]
}
set rl1 [expr {$row - $downarrowlen - 3}]
if {$rl1 < 0} {
set rl1 0
}
set ro1 [expr {$row - 3}]
if {$ro1 < 0} {
set ro1 0
}
set r2 [expr {$endrow + $uparrowlen + 3}]
if {$r2 > $numcommits} {
set r2 $numcommits
}
for {set r $rl1} {$r < $r2} {incr r} {
if {[lindex $rowidlist $r] ne {} && [lindex $rowfinal $r]} {
if {$rl1 < $r} {
layoutrows $rl1 $r
}
set rl1 [expr {$r + 1}]
}
}
if {$rl1 < $r} {
layoutrows $rl1 $r
}
optimize_rows $ro1 0 $r2
if {$need_redisplay || $nrows_drawn > 2000} {
clear_display
drawvisible
}
# make the lines join to already-drawn rows either side
set r [expr {$row - 1}]
if {$r < 0 || ![info exists iddrawn([lindex $displayorder $r])]} {
set r $row
}
set er [expr {$endrow + 1}]
if {$er >= $numcommits ||
![info exists iddrawn([lindex $displayorder $er])]} {
set er $endrow
}
for {} {$r <= $er} {incr r} {
set id [lindex $displayorder $r]
set wasdrawn [info exists iddrawn($id)]
drawcmitrow $r
if {$r == $er} break
set nextid [lindex $displayorder [expr {$r + 1}]]
if {$wasdrawn && [info exists iddrawn($nextid)]} continue
drawparentlinks $id $r
set rowids [lindex $rowidlist $r]
foreach lid $rowids {
if {$lid eq {}} continue
if {[info exists lineend($lid)] && $lineend($lid) > $r} continue
if {$lid eq $id} {
# see if this is the first child of any of its parents
foreach p [lindex $parentlist $r] {
if {[lsearch -exact $rowids $p] < 0} {
# make this line extend up to the child
set lineend($p) [drawlineseg $p $r $er 0]
}
}
} else {
set lineend($lid) [drawlineseg $lid $r $er 1]
}
}
}
}
proc drawfrac {f0 f1} {
global canv linespc
set ymax [lindex [$canv cget -scrollregion] 3]
if {$ymax eq {} || $ymax == 0} return
set y0 [expr {int($f0 * $ymax)}]
set row [expr {int(($y0 - 3) / $linespc) - 1}]
set y1 [expr {int($f1 * $ymax)}]
set endrow [expr {int(($y1 - 3) / $linespc) + 1}]
drawcommits $row $endrow
}
proc drawvisible {} {
global canv
eval drawfrac [$canv yview]
}
proc clear_display {} {
global iddrawn linesegs need_redisplay nrows_drawn
global vhighlights fhighlights nhighlights rhighlights
allcanvs delete all
catch {unset iddrawn}
catch {unset linesegs}
catch {unset vhighlights}
catch {unset fhighlights}
catch {unset nhighlights}
catch {unset rhighlights}
set need_redisplay 0
set nrows_drawn 0
}
proc findcrossings {id} {
global rowidlist parentlist numcommits displayorder
set cross {}
set ccross {}
foreach {s e} [rowranges $id] {
if {$e >= $numcommits} {
set e [expr {$numcommits - 1}]
}
if {$e <= $s} continue
for {set row $e} {[incr row -1] >= $s} {} {
set x [lsearch -exact [lindex $rowidlist $row] $id]
if {$x < 0} break
set olds [lindex $parentlist $row]
set kid [lindex $displayorder $row]
set kidx [lsearch -exact [lindex $rowidlist $row] $kid]
if {$kidx < 0} continue
set nextrow [lindex $rowidlist [expr {$row + 1}]]
foreach p $olds {
set px [lsearch -exact $nextrow $p]
if {$px < 0} continue
if {($kidx < $x && $x < $px) || ($px < $x && $x < $kidx)} {
if {[lsearch -exact $ccross $p] >= 0} continue
if {$x == $px + ($kidx < $px? -1: 1)} {
lappend ccross $p
} elseif {[lsearch -exact $cross $p] < 0} {
lappend cross $p
}
}
}
}
}
return [concat $ccross {{}} $cross]
}
proc assigncolor {id} {
global colormap colors nextcolor
global commitrow parentlist children children curview
if {[info exists colormap($id)]} return
set ncolors [llength $colors]
if {[info exists children($curview,$id)]} {
set kids $children($curview,$id)
} else {
set kids {}
}
if {[llength $kids] == 1} {
set child [lindex $kids 0]
if {[info exists colormap($child)]
&& [llength [lindex $parentlist $commitrow($curview,$child)]] == 1} {
set colormap($id) $colormap($child)
return
}
}
set badcolors {}
set origbad {}
foreach x [findcrossings $id] {
if {$x eq {}} {
# delimiter between corner crossings and other crossings
if {[llength $badcolors] >= $ncolors - 1} break
set origbad $badcolors
}
if {[info exists colormap($x)]
&& [lsearch -exact $badcolors $colormap($x)] < 0} {
lappend badcolors $colormap($x)
}
}
if {[llength $badcolors] >= $ncolors} {
set badcolors $origbad
}
set origbad $badcolors
if {[llength $badcolors] < $ncolors - 1} {
foreach child $kids {
if {[info exists colormap($child)]
&& [lsearch -exact $badcolors $colormap($child)] < 0} {
lappend badcolors $colormap($child)
}
foreach p [lindex $parentlist $commitrow($curview,$child)] {
if {[info exists colormap($p)]
&& [lsearch -exact $badcolors $colormap($p)] < 0} {
lappend badcolors $colormap($p)
}
}
}
if {[llength $badcolors] >= $ncolors} {
set badcolors $origbad
}
}
for {set i 0} {$i <= $ncolors} {incr i} {
set c [lindex $colors $nextcolor]
if {[incr nextcolor] >= $ncolors} {
set nextcolor 0
}
if {[lsearch -exact $badcolors $c]} break
}
set colormap($id) $c
}
proc bindline {t id} {
global canv
$canv bind $t <Enter> "lineenter %x %y $id"
$canv bind $t <Motion> "linemotion %x %y $id"
$canv bind $t <Leave> "lineleave $id"
$canv bind $t <Button-1> "lineclick %x %y $id 1"
}
proc drawtags {id x xt y1} {
global idtags idheads idotherrefs mainhead
global linespc lthickness
global canv commitrow rowtextx curview fgcolor bgcolor
set marks {}
set ntags 0
set nheads 0
if {[info exists idtags($id)]} {
set marks $idtags($id)
set ntags [llength $marks]
}
if {[info exists idheads($id)]} {
set marks [concat $marks $idheads($id)]
set nheads [llength $idheads($id)]
}
if {[info exists idotherrefs($id)]} {
set marks [concat $marks $idotherrefs($id)]
}
if {$marks eq {}} {
return $xt
}
set delta [expr {int(0.5 * ($linespc - $lthickness))}]
set yt [expr {$y1 - 0.5 * $linespc}]
set yb [expr {$yt + $linespc - 1}]
set xvals {}
set wvals {}
set i -1
foreach tag $marks {
incr i
if {$i >= $ntags && $i < $ntags + $nheads && $tag eq $mainhead} {
set wid [font measure mainfontbold $tag]
} else {
set wid [font measure mainfont $tag]
}
lappend xvals $xt
lappend wvals $wid
set xt [expr {$xt + $delta + $wid + $lthickness + $linespc}]
}
set t [$canv create line $x $y1 [lindex $xvals end] $y1 \
-width $lthickness -fill black -tags tag.$id]
$canv lower $t
foreach tag $marks x $xvals wid $wvals {
set xl [expr {$x + $delta}]
set xr [expr {$x + $delta + $wid + $lthickness}]
set font mainfont
if {[incr ntags -1] >= 0} {
# draw a tag
set t [$canv create polygon $x [expr {$yt + $delta}] $xl $yt \
$xr $yt $xr $yb $xl $yb $x [expr {$yb - $delta}] \
-width 1 -outline black -fill yellow -tags tag.$id]
$canv bind $t <1> [list showtag $tag 1]
set rowtextx($commitrow($curview,$id)) [expr {$xr + $linespc}]
} else {
# draw a head or other ref
if {[incr nheads -1] >= 0} {
set col green
if {$tag eq $mainhead} {
set font mainfontbold
}
} else {
set col "#ddddff"
}
set xl [expr {$xl - $delta/2}]
$canv create polygon $x $yt $xr $yt $xr $yb $x $yb \
-width 1 -outline black -fill $col -tags tag.$id
if {[regexp {^(remotes/.*/|remotes/)} $tag match remoteprefix]} {
set rwid [font measure mainfont $remoteprefix]
set xi [expr {$x + 1}]
set yti [expr {$yt + 1}]
set xri [expr {$x + $rwid}]
$canv create polygon $xi $yti $xri $yti $xri $yb $xi $yb \
-width 0 -fill "#ffddaa" -tags tag.$id
}
}
set t [$canv create text $xl $y1 -anchor w -text $tag -fill $fgcolor \
-font $font -tags [list tag.$id text]]
if {$ntags >= 0} {
$canv bind $t <1> [list showtag $tag 1]
} elseif {$nheads >= 0} {
$canv bind $t <Button-3> [list headmenu %X %Y $id $tag]
}
}
return $xt
}
proc xcoord {i level ln} {
global canvx0 xspc1 xspc2
set x [expr {$canvx0 + $i * $xspc1($ln)}]
if {$i > 0 && $i == $level} {
set x [expr {$x + 0.5 * ($xspc2 - $xspc1($ln))}]
} elseif {$i > $level} {
set x [expr {$x + $xspc2 - $xspc1($ln)}]
}
return $x
}
proc show_status {msg} {
global canv fgcolor
clear_display
$canv create text 3 3 -anchor nw -text $msg -font mainfont \
-tags text -fill $fgcolor
}
# Insert a new commit as the child of the commit on row $row.
# The new commit will be displayed on row $row and the commits
# on that row and below will move down one row.
proc insertrow {row newcmit} {
global displayorder parentlist commitlisted children
global commitrow curview rowidlist rowisopt rowfinal numcommits
global numcommits
global selectedline commitidx ordertok
if {$row >= $numcommits} {
puts "oops, inserting new row $row but only have $numcommits rows"
return
}
set p [lindex $displayorder $row]
set displayorder [linsert $displayorder $row $newcmit]
set parentlist [linsert $parentlist $row $p]
set kids $children($curview,$p)
lappend kids $newcmit
set children($curview,$p) $kids
set children($curview,$newcmit) {}
set commitlisted [linsert $commitlisted $row 1]
set l [llength $displayorder]
for {set r $row} {$r < $l} {incr r} {
set id [lindex $displayorder $r]
set commitrow($curview,$id) $r
}
incr commitidx($curview)
set ordertok($curview,$newcmit) $ordertok($curview,$p)
if {$row < [llength $rowidlist]} {
set idlist [lindex $rowidlist $row]
if {$idlist ne {}} {
if {[llength $kids] == 1} {
set col [lsearch -exact $idlist $p]
lset idlist $col $newcmit
} else {
set col [llength $idlist]
lappend idlist $newcmit
}
}
set rowidlist [linsert $rowidlist $row $idlist]
set rowisopt [linsert $rowisopt $row 0]
set rowfinal [linsert $rowfinal $row [lindex $rowfinal $row]]
}
incr numcommits
if {[info exists selectedline] && $selectedline >= $row} {
incr selectedline
}
redisplay
}
# Remove a commit that was inserted with insertrow on row $row.
proc removerow {row} {
global displayorder parentlist commitlisted children
global commitrow curview rowidlist rowisopt rowfinal numcommits
global numcommits
global linesegends selectedline commitidx
if {$row >= $numcommits} {
puts "oops, removing row $row but only have $numcommits rows"
return
}
set rp1 [expr {$row + 1}]
set id [lindex $displayorder $row]
set p [lindex $parentlist $row]
set displayorder [lreplace $displayorder $row $row]
set parentlist [lreplace $parentlist $row $row]
set commitlisted [lreplace $commitlisted $row $row]
set kids $children($curview,$p)
set i [lsearch -exact $kids $id]
if {$i >= 0} {
set kids [lreplace $kids $i $i]
set children($curview,$p) $kids
}
set l [llength $displayorder]
for {set r $row} {$r < $l} {incr r} {
set id [lindex $displayorder $r]
set commitrow($curview,$id) $r
}
incr commitidx($curview) -1
if {$row < [llength $rowidlist]} {
set rowidlist [lreplace $rowidlist $row $row]
set rowisopt [lreplace $rowisopt $row $row]
set rowfinal [lreplace $rowfinal $row $row]
}
incr numcommits -1
if {[info exists selectedline] && $selectedline > $row} {
incr selectedline -1
}
redisplay
}
# Don't change the text pane cursor if it is currently the hand cursor,
# showing that we are over a sha1 ID link.
proc settextcursor {c} {
global ctext curtextcursor
if {[$ctext cget -cursor] == $curtextcursor} {
$ctext config -cursor $c
}
set curtextcursor $c
}
proc nowbusy {what {name {}}} {
global isbusy busyname statusw
if {[array names isbusy] eq {}} {
. config -cursor watch
settextcursor watch
}
set isbusy($what) 1
set busyname($what) $name
if {$name ne {}} {
$statusw conf -text $name
}
}
proc notbusy {what} {
global isbusy maincursor textcursor busyname statusw
catch {
unset isbusy($what)
if {$busyname($what) ne {} &&
[$statusw cget -text] eq $busyname($what)} {
$statusw conf -text {}
}
}
if {[array names isbusy] eq {}} {
. config -cursor $maincursor
settextcursor $textcursor
}
}
proc findmatches {f} {
global findtype findstring
if {$findtype == "Regexp"} {
set matches [regexp -indices -all -inline $findstring $f]
} else {
set fs $findstring
if {$findtype == "IgnCase"} {
set f [string tolower $f]
set fs [string tolower $fs]
}
set matches {}
set i 0
set l [string length $fs]
while {[set j [string first $fs $f $i]] >= 0} {
lappend matches [list $j [expr {$j+$l-1}]]
set i [expr {$j + $l}]
}
}
return $matches
}
proc dofind {{dirn 1} {wrap 1}} {
global findstring findstartline findcurline selectedline numcommits
global gdttype filehighlight fh_serial find_dirn findallowwrap
if {[info exists find_dirn]} {
if {$find_dirn == $dirn} return
stopfinding
}
focus .
if {$findstring eq {} || $numcommits == 0} return
if {![info exists selectedline]} {
set findstartline [lindex [visiblerows] [expr {$dirn < 0}]]
} else {
set findstartline $selectedline
}
set findcurline $findstartline
nowbusy finding "Searching"
if {$gdttype ne "containing:" && ![info exists filehighlight]} {
after cancel do_file_hl $fh_serial
do_file_hl $fh_serial
}
set find_dirn $dirn
set findallowwrap $wrap
run findmore
}
proc stopfinding {} {
global find_dirn findcurline fprogcoord
if {[info exists find_dirn]} {
unset find_dirn
unset findcurline
notbusy finding
set fprogcoord 0
adjustprogress
}
}
proc findmore {} {
global commitdata commitinfo numcommits findpattern findloc
global findstartline findcurline displayorder
global find_dirn gdttype fhighlights fprogcoord
global findallowwrap
if {![info exists find_dirn]} {
return 0
}
set fldtypes {Headline Author Date Committer CDate Comments}
set l $findcurline
set moretodo 0
if {$find_dirn > 0} {
incr l
if {$l >= $numcommits} {
set l 0
}
if {$l <= $findstartline} {
set lim [expr {$findstartline + 1}]
} else {
set lim $numcommits
set moretodo $findallowwrap
}
} else {
if {$l == 0} {
set l $numcommits
}
incr l -1
if {$l >= $findstartline} {
set lim [expr {$findstartline - 1}]
} else {
set lim -1
set moretodo $findallowwrap
}
}
set n [expr {($lim - $l) * $find_dirn}]
if {$n > 500} {
set n 500
set moretodo 1
}
set found 0
set domore 1
if {$gdttype eq "containing:"} {
for {} {$n > 0} {incr n -1; incr l $find_dirn} {
set id [lindex $displayorder $l]
# shouldn't happen unless git log doesn't give all the commits...
if {![info exists commitdata($id)]} continue
if {![doesmatch $commitdata($id)]} continue
if {![info exists commitinfo($id)]} {
getcommit $id
}
set info $commitinfo($id)
foreach f $info ty $fldtypes {
if {($findloc eq "All fields" || $findloc eq $ty) &&
[doesmatch $f]} {
set found 1
break
}
}
if {$found} break
}
} else {
for {} {$n > 0} {incr n -1; incr l $find_dirn} {
set id [lindex $displayorder $l]
if {![info exists fhighlights($l)]} {
askfilehighlight $l $id
if {$domore} {
set domore 0
set findcurline [expr {$l - $find_dirn}]
}
} elseif {$fhighlights($l)} {
set found $domore
break
}
}
}
if {$found || ($domore && !$moretodo)} {
unset findcurline
unset find_dirn
notbusy finding
set fprogcoord 0
adjustprogress
if {$found} {
findselectline $l
} else {
bell
}
return 0
}
if {!$domore} {
flushhighlights
} else {
set findcurline [expr {$l - $find_dirn}]
}
set n [expr {($findcurline - $findstartline) * $find_dirn - 1}]
if {$n < 0} {
incr n $numcommits
}
set fprogcoord [expr {$n * 1.0 / $numcommits}]
adjustprogress
return $domore
}
proc findselectline {l} {
global findloc commentend ctext findcurline markingmatches gdttype
set markingmatches 1
set findcurline $l
selectline $l 1
if {$findloc == "All fields" || $findloc == "Comments"} {
# highlight the matches in the comments
set f [$ctext get 1.0 $commentend]
set matches [findmatches $f]
foreach match $matches {
set start [lindex $match 0]
set end [expr {[lindex $match 1] + 1}]
$ctext tag add found "1.0 + $start c" "1.0 + $end c"
}
}
drawvisible
}
# mark the bits of a headline or author that match a find string
proc markmatches {canv l str tag matches font row} {
global selectedline
set bbox [$canv bbox $tag]
set x0 [lindex $bbox 0]
set y0 [lindex $bbox 1]
set y1 [lindex $bbox 3]
foreach match $matches {
set start [lindex $match 0]
set end [lindex $match 1]
if {$start > $end} continue
set xoff [font measure $font [string range $str 0 [expr {$start-1}]]]
set xlen [font measure $font [string range $str 0 [expr {$end}]]]
set t [$canv create rect [expr {$x0+$xoff}] $y0 \
[expr {$x0+$xlen+2}] $y1 \
-outline {} -tags [list match$l matches] -fill yellow]
$canv lower $t
if {[info exists selectedline] && $row == $selectedline} {
$canv raise $t secsel
}
}
}
proc unmarkmatches {} {
global markingmatches
allcanvs delete matches
set markingmatches 0
stopfinding
}
proc selcanvline {w x y} {
global canv canvy0 ctext linespc
global rowtextx
set ymax [lindex [$canv cget -scrollregion] 3]
if {$ymax == {}} return
set yfrac [lindex [$canv yview] 0]
set y [expr {$y + $yfrac * $ymax}]
set l [expr {int(($y - $canvy0) / $linespc + 0.5)}]
if {$l < 0} {
set l 0
}
if {$w eq $canv} {
if {![info exists rowtextx($l)] || $x < $rowtextx($l)} return
}
unmarkmatches
selectline $l 1
}
proc commit_descriptor {p} {
global commitinfo
if {![info exists commitinfo($p)]} {
getcommit $p
}
set l "..."
if {[llength $commitinfo($p)] > 1} {
set l [lindex $commitinfo($p) 0]
}
return "$p ($l)\n"
}
# append some text to the ctext widget, and make any SHA1 ID
# that we know about be a clickable link.
proc appendwithlinks {text tags} {
global ctext commitrow linknum curview pendinglinks
set start [$ctext index "end - 1c"]
$ctext insert end $text $tags
set links [regexp -indices -all -inline {[0-9a-f]{40}} $text]
foreach l $links {
set s [lindex $l 0]
set e [lindex $l 1]
set linkid [string range $text $s $e]
incr e
$ctext tag delete link$linknum
$ctext tag add link$linknum "$start + $s c" "$start + $e c"
setlink $linkid link$linknum
incr linknum
}
}
proc setlink {id lk} {
global curview commitrow ctext pendinglinks commitinterest
if {[info exists commitrow($curview,$id)]} {
$ctext tag conf $lk -foreground blue -underline 1
$ctext tag bind $lk <1> [list selectline $commitrow($curview,$id) 1]
$ctext tag bind $lk <Enter> {linkcursor %W 1}
$ctext tag bind $lk <Leave> {linkcursor %W -1}
} else {
lappend pendinglinks($id) $lk
lappend commitinterest($id) {makelink %I}
}
}
proc makelink {id} {
global pendinglinks
if {![info exists pendinglinks($id)]} return
foreach lk $pendinglinks($id) {
setlink $id $lk
}
unset pendinglinks($id)
}
proc linkcursor {w inc} {
global linkentercount curtextcursor
if {[incr linkentercount $inc] > 0} {
$w configure -cursor hand2
} else {
$w configure -cursor $curtextcursor
if {$linkentercount < 0} {
set linkentercount 0
}
}
}
proc viewnextline {dir} {
global canv linespc
$canv delete hover
set ymax [lindex [$canv cget -scrollregion] 3]
set wnow [$canv yview]
set wtop [expr {[lindex $wnow 0] * $ymax}]
set newtop [expr {$wtop + $dir * $linespc}]
if {$newtop < 0} {
set newtop 0
} elseif {$newtop > $ymax} {
set newtop $ymax
}
allcanvs yview moveto [expr {$newtop * 1.0 / $ymax}]
}
# add a list of tag or branch names at position pos
# returns the number of names inserted
proc appendrefs {pos ids var} {
global ctext commitrow linknum curview $var maxrefs
if {[catch {$ctext index $pos}]} {
return 0
}
$ctext conf -state normal
$ctext delete $pos "$pos lineend"
set tags {}
foreach id $ids {
foreach tag [set $var\($id\)] {
lappend tags [list $tag $id]
}
}
if {[llength $tags] > $maxrefs} {
$ctext insert $pos "many ([llength $tags])"
} else {
set tags [lsort -index 0 -decreasing $tags]
set sep {}
foreach ti $tags {
set id [lindex $ti 1]
set lk link$linknum
incr linknum
$ctext tag delete $lk
$ctext insert $pos $sep
$ctext insert $pos [lindex $ti 0] $lk
setlink $id $lk
set sep ", "
}
}
$ctext conf -state disabled
return [llength $tags]
}
# called when we have finished computing the nearby tags
proc dispneartags {delay} {
global selectedline currentid showneartags tagphase
if {![info exists selectedline] || !$showneartags} return
after cancel dispnexttag
if {$delay} {
after 200 dispnexttag
set tagphase -1
} else {
after idle dispnexttag
set tagphase 0
}
}
proc dispnexttag {} {
global selectedline currentid showneartags tagphase ctext
if {![info exists selectedline] || !$showneartags} return
switch -- $tagphase {
0 {
set dtags [desctags $currentid]
if {$dtags ne {}} {
appendrefs precedes $dtags idtags
}
}
1 {
set atags [anctags $currentid]
if {$atags ne {}} {
appendrefs follows $atags idtags
}
}
2 {
set dheads [descheads $currentid]
if {$dheads ne {}} {
if {[appendrefs branch $dheads idheads] > 1
&& [$ctext get "branch -3c"] eq "h"} {
# turn "Branch" into "Branches"
$ctext conf -state normal
$ctext insert "branch -2c" "es"
$ctext conf -state disabled
}
}
}
}
if {[incr tagphase] <= 2} {
after idle dispnexttag
}
}
proc make_secsel {l} {
global linehtag linentag linedtag canv canv2 canv3
if {![info exists linehtag($l)]} return
$canv delete secsel
set t [eval $canv create rect [$canv bbox $linehtag($l)] -outline {{}} \
-tags secsel -fill [$canv cget -selectbackground]]
$canv lower $t
$canv2 delete secsel
set t [eval $canv2 create rect [$canv2 bbox $linentag($l)] -outline {{}} \
-tags secsel -fill [$canv2 cget -selectbackground]]
$canv2 lower $t
$canv3 delete secsel
set t [eval $canv3 create rect [$canv3 bbox $linedtag($l)] -outline {{}} \
-tags secsel -fill [$canv3 cget -selectbackground]]
$canv3 lower $t
}
proc selectline {l isnew} {
global canv ctext commitinfo selectedline
global displayorder
global canvy0 linespc parentlist children curview
global currentid sha1entry
global commentend idtags linknum
global mergemax numcommits pending_select
global cmitmode showneartags allcommits
catch {unset pending_select}
$canv delete hover
normalline
unsel_reflist
stopfinding
if {$l < 0 || $l >= $numcommits} return
set y [expr {$canvy0 + $l * $linespc}]
set ymax [lindex [$canv cget -scrollregion] 3]
set ytop [expr {$y - $linespc - 1}]
set ybot [expr {$y + $linespc + 1}]
set wnow [$canv yview]
set wtop [expr {[lindex $wnow 0] * $ymax}]
set wbot [expr {[lindex $wnow 1] * $ymax}]
set wh [expr {$wbot - $wtop}]
set newtop $wtop
if {$ytop < $wtop} {
if {$ybot < $wtop} {
set newtop [expr {$y - $wh / 2.0}]
} else {
set newtop $ytop
if {$newtop > $wtop - $linespc} {
set newtop [expr {$wtop - $linespc}]
}
}
} elseif {$ybot > $wbot} {
if {$ytop > $wbot} {
set newtop [expr {$y - $wh / 2.0}]
} else {
set newtop [expr {$ybot - $wh}]
if {$newtop < $wtop + $linespc} {
set newtop [expr {$wtop + $linespc}]
}
}
}
if {$newtop != $wtop} {
if {$newtop < 0} {
set newtop 0
}
allcanvs yview moveto [expr {$newtop * 1.0 / $ymax}]
drawvisible
}
make_secsel $l
if {$isnew} {
addtohistory [list selectline $l 0]
}
set selectedline $l
set id [lindex $displayorder $l]
set currentid $id
$sha1entry delete 0 end
$sha1entry insert 0 $id
$sha1entry selection from 0
$sha1entry selection to end
rhighlight_sel $id
$ctext conf -state normal
clear_ctext
set linknum 0
set info $commitinfo($id)
set date [formatdate [lindex $info 2]]
$ctext insert end "Author: [lindex $info 1] $date\n"
set date [formatdate [lindex $info 4]]
$ctext insert end "Committer: [lindex $info 3] $date\n"
if {[info exists idtags($id)]} {
$ctext insert end "Tags:"
foreach tag $idtags($id) {
$ctext insert end " $tag"
}
$ctext insert end "\n"
}
set headers {}
set olds [lindex $parentlist $l]
if {[llength $olds] > 1} {
set np 0
foreach p $olds {
if {$np >= $mergemax} {
set tag mmax
} else {
set tag m$np
}
$ctext insert end "Parent: " $tag
appendwithlinks [commit_descriptor $p] {}
incr np
}
} else {
foreach p $olds {
append headers "Parent: [commit_descriptor $p]"
}
}
foreach c $children($curview,$id) {
append headers "Child: [commit_descriptor $c]"
}
# make anything that looks like a SHA1 ID be a clickable link
appendwithlinks $headers {}
if {$showneartags} {
if {![info exists allcommits]} {
getallcommits
}
$ctext insert end "Branch: "
$ctext mark set branch "end -1c"
$ctext mark gravity branch left
$ctext insert end "\nFollows: "
$ctext mark set follows "end -1c"
$ctext mark gravity follows left
$ctext insert end "\nPrecedes: "
$ctext mark set precedes "end -1c"
$ctext mark gravity precedes left
$ctext insert end "\n"
dispneartags 1
}
$ctext insert end "\n"
set comment [lindex $info 5]
if {[string first "\r" $comment] >= 0} {
set comment [string map {"\r" "\n "} $comment]
}
appendwithlinks $comment {comment}
$ctext tag remove found 1.0 end
$ctext conf -state disabled
set commentend [$ctext index "end - 1c"]
init_flist "Comments"
if {$cmitmode eq "tree"} {
gettree $id
} elseif {[llength $olds] <= 1} {
startdiff $id
} else {
mergediff $id $l
}
}
proc selfirstline {} {
unmarkmatches
selectline 0 1
}
proc sellastline {} {
global numcommits
unmarkmatches
set l [expr {$numcommits - 1}]
selectline $l 1
}
proc selnextline {dir} {
global selectedline
focus .
if {![info exists selectedline]} return
set l [expr {$selectedline + $dir}]
unmarkmatches
selectline $l 1
}
proc selnextpage {dir} {
global canv linespc selectedline numcommits
set lpp [expr {([winfo height $canv] - 2) / $linespc}]
if {$lpp < 1} {
set lpp 1
}
allcanvs yview scroll [expr {$dir * $lpp}] units
drawvisible
if {![info exists selectedline]} return
set l [expr {$selectedline + $dir * $lpp}]
if {$l < 0} {
set l 0
} elseif {$l >= $numcommits} {
set l [expr $numcommits - 1]
}
unmarkmatches
selectline $l 1
}
proc unselectline {} {
global selectedline currentid
catch {unset selectedline}
catch {unset currentid}
allcanvs delete secsel
rhighlight_none
}
proc reselectline {} {
global selectedline
if {[info exists selectedline]} {
selectline $selectedline 0
}
}
proc addtohistory {cmd} {
global history historyindex curview
set elt [list $curview $cmd]
if {$historyindex > 0
&& [lindex $history [expr {$historyindex - 1}]] == $elt} {
return
}
if {$historyindex < [llength $history]} {
set history [lreplace $history $historyindex end $elt]
} else {
lappend history $elt
}
incr historyindex
if {$historyindex > 1} {
.tf.bar.leftbut conf -state normal
} else {
.tf.bar.leftbut conf -state disabled
}
.tf.bar.rightbut conf -state disabled
}
proc godo {elt} {
global curview
set view [lindex $elt 0]
set cmd [lindex $elt 1]
if {$curview != $view} {
showview $view
}
eval $cmd
}
proc goback {} {
global history historyindex
focus .
if {$historyindex > 1} {
incr historyindex -1
godo [lindex $history [expr {$historyindex - 1}]]
.tf.bar.rightbut conf -state normal
}
if {$historyindex <= 1} {
.tf.bar.leftbut conf -state disabled
}
}
proc goforw {} {
global history historyindex
focus .
if {$historyindex < [llength $history]} {
set cmd [lindex $history $historyindex]
incr historyindex
godo $cmd
.tf.bar.leftbut conf -state normal
}
if {$historyindex >= [llength $history]} {
.tf.bar.rightbut conf -state disabled
}
}
proc gettree {id} {
global treefilelist treeidlist diffids diffmergeid treepending
global nullid nullid2
set diffids $id
catch {unset diffmergeid}
if {![info exists treefilelist($id)]} {
if {![info exists treepending]} {
if {$id eq $nullid} {
set cmd [list | git ls-files]
} elseif {$id eq $nullid2} {
set cmd [list | git ls-files --stage -t]
} else {
set cmd [list | git ls-tree -r $id]
}
if {[catch {set gtf [open $cmd r]}]} {
return
}
set treepending $id
set treefilelist($id) {}
set treeidlist($id) {}
fconfigure $gtf -blocking 0
filerun $gtf [list gettreeline $gtf $id]
}
} else {
setfilelist $id
}
}
proc gettreeline {gtf id} {
global treefilelist treeidlist treepending cmitmode diffids nullid nullid2
set nl 0
while {[incr nl] <= 1000 && [gets $gtf line] >= 0} {
if {$diffids eq $nullid} {
set fname $line
} else {
if {$diffids ne $nullid2 && [lindex $line 1] ne "blob"} continue
set i [string first "\t" $line]
if {$i < 0} continue
set sha1 [lindex $line 2]
set fname [string range $line [expr {$i+1}] end]
if {[string index $fname 0] eq "\""} {
set fname [lindex $fname 0]
}
lappend treeidlist($id) $sha1
}
lappend treefilelist($id) $fname
}
if {![eof $gtf]} {
return [expr {$nl >= 1000? 2: 1}]
}
close $gtf
unset treepending
if {$cmitmode ne "tree"} {
if {![info exists diffmergeid]} {
gettreediffs $diffids
}
} elseif {$id ne $diffids} {
gettree $diffids
} else {
setfilelist $id
}
return 0
}
proc showfile {f} {
global treefilelist treeidlist diffids nullid nullid2
global ctext commentend
set i [lsearch -exact $treefilelist($diffids) $f]
if {$i < 0} {
puts "oops, $f not in list for id $diffids"
return
}
if {$diffids eq $nullid} {
if {[catch {set bf [open $f r]} err]} {
puts "oops, can't read $f: $err"
return
}
} else {
set blob [lindex $treeidlist($diffids) $i]
if {[catch {set bf [open [concat | git cat-file blob $blob] r]} err]} {
puts "oops, error reading blob $blob: $err"
return
}
}
fconfigure $bf -blocking 0
filerun $bf [list getblobline $bf $diffids]
$ctext config -state normal
clear_ctext $commentend
$ctext insert end "\n"
$ctext insert end "$f\n" filesep
$ctext config -state disabled
$ctext yview $commentend
settabs 0
}
proc getblobline {bf id} {
global diffids cmitmode ctext
if {$id ne $diffids || $cmitmode ne "tree"} {
catch {close $bf}
return 0
}
$ctext config -state normal
set nl 0
while {[incr nl] <= 1000 && [gets $bf line] >= 0} {
$ctext insert end "$line\n"
}
if {[eof $bf]} {
# delete last newline
$ctext delete "end - 2c" "end - 1c"
close $bf
return 0
}
$ctext config -state disabled
return [expr {$nl >= 1000? 2: 1}]
}
proc mergediff {id l} {
global diffmergeid mdifffd
global diffids
global parentlist
global limitdiffs viewfiles curview
set diffmergeid $id
set diffids $id
# this doesn't seem to actually affect anything...
set cmd [concat | git diff-tree --no-commit-id --cc $id]
if {$limitdiffs && $viewfiles($curview) ne {}} {
set cmd [concat $cmd -- $viewfiles($curview)]
}
if {[catch {set mdf [open $cmd r]} err]} {
error_popup "Error getting merge diffs: $err"
return
}
fconfigure $mdf -blocking 0
set mdifffd($id) $mdf
set np [llength [lindex $parentlist $l]]
settabs $np
filerun $mdf [list getmergediffline $mdf $id $np]
}
proc getmergediffline {mdf id np} {
global diffmergeid ctext cflist mergemax
global difffilestart mdifffd
$ctext conf -state normal
set nr 0
while {[incr nr] <= 1000 && [gets $mdf line] >= 0} {
if {![info exists diffmergeid] || $id != $diffmergeid
|| $mdf != $mdifffd($id)} {
close $mdf
return 0
}
if {[regexp {^diff --cc (.*)} $line match fname]} {
# start of a new file
$ctext insert end "\n"
set here [$ctext index "end - 1c"]
lappend difffilestart $here
add_flist [list $fname]
set l [expr {(78 - [string length $fname]) / 2}]
set pad [string range "----------------------------------------" 1 $l]
$ctext insert end "$pad $fname $pad\n" filesep
} elseif {[regexp {^@@} $line]} {
$ctext insert end "$line\n" hunksep
} elseif {[regexp {^[0-9a-f]{40}$} $line] || [regexp {^index} $line]} {
# do nothing
} else {
# parse the prefix - one ' ', '-' or '+' for each parent
set spaces {}
set minuses {}
set pluses {}
set isbad 0
for {set j 0} {$j < $np} {incr j} {
set c [string range $line $j $j]
if {$c == " "} {
lappend spaces $j
} elseif {$c == "-"} {
lappend minuses $j
} elseif {$c == "+"} {
lappend pluses $j
} else {
set isbad 1
break
}
}
set tags {}
set num {}
if {!$isbad && $minuses ne {} && $pluses eq {}} {
# line doesn't appear in result, parents in $minuses have the line
set num [lindex $minuses 0]
} elseif {!$isbad && $pluses ne {} && $minuses eq {}} {
# line appears in result, parents in $pluses don't have the line
lappend tags mresult
set num [lindex $spaces 0]
}
if {$num ne {}} {
if {$num >= $mergemax} {
set num "max"
}
lappend tags m$num
}
$ctext insert end "$line\n" $tags
}
}
$ctext conf -state disabled
if {[eof $mdf]} {
close $mdf
return 0
}
return [expr {$nr >= 1000? 2: 1}]
}
proc startdiff {ids} {
global treediffs diffids treepending diffmergeid nullid nullid2
settabs 1
set diffids $ids
catch {unset diffmergeid}
if {![info exists treediffs($ids)] ||
[lsearch -exact $ids $nullid] >= 0 ||
[lsearch -exact $ids $nullid2] >= 0} {
if {![info exists treepending]} {
gettreediffs $ids
}
} else {
addtocflist $ids
}
}
proc path_filter {filter name} {
foreach p $filter {
set l [string length $p]
if {[string index $p end] eq "/"} {
if {[string compare -length $l $p $name] == 0} {
return 1
}
} else {
if {[string compare -length $l $p $name] == 0 &&
([string length $name] == $l ||
[string index $name $l] eq "/")} {
return 1
}
}
}
return 0
}
proc addtocflist {ids} {
global treediffs
add_flist $treediffs($ids)
getblobdiffs $ids
}
proc diffcmd {ids flags} {
global nullid nullid2
set i [lsearch -exact $ids $nullid]
set j [lsearch -exact $ids $nullid2]
if {$i >= 0} {
if {[llength $ids] > 1 && $j < 0} {
# comparing working directory with some specific revision
set cmd [concat | git diff-index $flags]
if {$i == 0} {
lappend cmd -R [lindex $ids 1]
} else {
lappend cmd [lindex $ids 0]
}
} else {
# comparing working directory with index
set cmd [concat | git diff-files $flags]
if {$j == 1} {
lappend cmd -R
}
}
} elseif {$j >= 0} {
set cmd [concat | git diff-index --cached $flags]
if {[llength $ids] > 1} {
# comparing index with specific revision
if {$i == 0} {
lappend cmd -R [lindex $ids 1]
} else {
lappend cmd [lindex $ids 0]
}
} else {
# comparing index with HEAD
lappend cmd HEAD
}
} else {
set cmd [concat | git diff-tree -r $flags $ids]
}
return $cmd
}
proc gettreediffs {ids} {
global treediff treepending
set treepending $ids
set treediff {}
if {[catch {set gdtf [open [diffcmd $ids {--no-commit-id}] r]}]} return
fconfigure $gdtf -blocking 0
filerun $gdtf [list gettreediffline $gdtf $ids]
}
proc gettreediffline {gdtf ids} {
global treediff treediffs treepending diffids diffmergeid
global cmitmode viewfiles curview limitdiffs
set nr 0
while {[incr nr] <= 1000 && [gets $gdtf line] >= 0} {
set i [string first "\t" $line]
if {$i >= 0} {
set file [string range $line [expr {$i+1}] end]
if {[string index $file 0] eq "\""} {
set file [lindex $file 0]
}
lappend treediff $file
}
}
if {![eof $gdtf]} {
return [expr {$nr >= 1000? 2: 1}]
}
close $gdtf
if {$limitdiffs && $viewfiles($curview) ne {}} {
set flist {}
foreach f $treediff {
if {[path_filter $viewfiles($curview) $f]} {
lappend flist $f
}
}
set treediffs($ids) $flist
} else {
set treediffs($ids) $treediff
}
unset treepending
if {$cmitmode eq "tree"} {
gettree $diffids
} elseif {$ids != $diffids} {
if {![info exists diffmergeid]} {
gettreediffs $diffids
}
} else {
addtocflist $ids
}
return 0
}
# empty string or positive integer
proc diffcontextvalidate {v} {
return [regexp {^(|[1-9][0-9]*)$} $v]
}
proc diffcontextchange {n1 n2 op} {
global diffcontextstring diffcontext
if {[string is integer -strict $diffcontextstring]} {
if {$diffcontextstring > 0} {
set diffcontext $diffcontextstring
reselectline
}
}
}
proc getblobdiffs {ids} {
global blobdifffd diffids env
global diffinhdr treediffs
global diffcontext
global limitdiffs viewfiles curview
set cmd [diffcmd $ids "-p -C --no-commit-id -U$diffcontext"]
if {$limitdiffs && $viewfiles($curview) ne {}} {
set cmd [concat $cmd -- $viewfiles($curview)]
}
if {[catch {set bdf [open $cmd r]} err]} {
puts "error getting diffs: $err"
return
}
set diffinhdr 0
fconfigure $bdf -blocking 0
set blobdifffd($ids) $bdf
filerun $bdf [list getblobdiffline $bdf $diffids]
}
proc setinlist {var i val} {
global $var
while {[llength [set $var]] < $i} {
lappend $var {}
}
if {[llength [set $var]] == $i} {
lappend $var $val
} else {
lset $var $i $val
}
}
proc makediffhdr {fname ids} {
global ctext curdiffstart treediffs
set i [lsearch -exact $treediffs($ids) $fname]
if {$i >= 0} {
setinlist difffilestart $i $curdiffstart
}
set l [expr {(78 - [string length $fname]) / 2}]
set pad [string range "----------------------------------------" 1 $l]
$ctext insert $curdiffstart "$pad $fname $pad" filesep
}
proc getblobdiffline {bdf ids} {
global diffids blobdifffd ctext curdiffstart
global diffnexthead diffnextnote difffilestart
global diffinhdr treediffs
set nr 0
$ctext conf -state normal
while {[incr nr] <= 1000 && [gets $bdf line] >= 0} {
if {$ids != $diffids || $bdf != $blobdifffd($ids)} {
close $bdf
return 0
}
if {![string compare -length 11 "diff --git " $line]} {
# trim off "diff --git "
set line [string range $line 11 end]
set diffinhdr 1
# start of a new file
$ctext insert end "\n"
set curdiffstart [$ctext index "end - 1c"]
$ctext insert end "\n" filesep
# If the name hasn't changed the length will be odd,
# the middle char will be a space, and the two bits either
# side will be a/name and b/name, or "a/name" and "b/name".
# If the name has changed we'll get "rename from" and
# "rename to" or "copy from" and "copy to" lines following this,
# and we'll use them to get the filenames.
# This complexity is necessary because spaces in the filename(s)
# don't get escaped.
set l [string length $line]
set i [expr {$l / 2}]
if {!(($l & 1) && [string index $line $i] eq " " &&
[string range $line 2 [expr {$i - 1}]] eq \
[string range $line [expr {$i + 3}] end])} {
continue
}
# unescape if quoted and chop off the a/ from the front
if {[string index $line 0] eq "\""} {
set fname [string range [lindex $line 0] 2 end]
} else {
set fname [string range $line 2 [expr {$i - 1}]]
}
makediffhdr $fname $ids
} elseif {[regexp {^@@ -([0-9]+)(,[0-9]+)? \+([0-9]+)(,[0-9]+)? @@(.*)} \
$line match f1l f1c f2l f2c rest]} {
$ctext insert end "$line\n" hunksep
set diffinhdr 0
} elseif {$diffinhdr} {
if {![string compare -length 12 "rename from " $line]} {
set fname [string range $line [expr 6 + [string first " from " $line] ] end]
if {[string index $fname 0] eq "\""} {
set fname [lindex $fname 0]
}
set i [lsearch -exact $treediffs($ids) $fname]
if {$i >= 0} {
setinlist difffilestart $i $curdiffstart
}
} elseif {![string compare -length 10 $line "rename to "] ||
![string compare -length 8 $line "copy to "]} {
set fname [string range $line [expr 4 + [string first " to " $line] ] end]
if {[string index $fname 0] eq "\""} {
set fname [lindex $fname 0]
}
makediffhdr $fname $ids
} elseif {[string compare -length 3 $line "---"] == 0} {
# do nothing
continue
} elseif {[string compare -length 3 $line "+++"] == 0} {
set diffinhdr 0
continue
}
$ctext insert end "$line\n" filesep
} else {
set x [string range $line 0 0]
if {$x == "-" || $x == "+"} {
set tag [expr {$x == "+"}]
$ctext insert end "$line\n" d$tag
} elseif {$x == " "} {
$ctext insert end "$line\n"
} else {
# "\ No newline at end of file",
# or something else we don't recognize
$ctext insert end "$line\n" hunksep
}
}
}
$ctext conf -state disabled
if {[eof $bdf]} {
close $bdf
return 0
}
return [expr {$nr >= 1000? 2: 1}]
}
proc changediffdisp {} {
global ctext diffelide
$ctext tag conf d0 -elide [lindex $diffelide 0]
$ctext tag conf d1 -elide [lindex $diffelide 1]
}
proc prevfile {} {
global difffilestart ctext
set prev [lindex $difffilestart 0]
set here [$ctext index @0,0]
foreach loc $difffilestart {
if {[$ctext compare $loc >= $here]} {
$ctext yview $prev
return
}
set prev $loc
}
$ctext yview $prev
}
proc nextfile {} {
global difffilestart ctext
set here [$ctext index @0,0]
foreach loc $difffilestart {
if {[$ctext compare $loc > $here]} {
$ctext yview $loc
return
}
}
}
proc clear_ctext {{first 1.0}} {
global ctext smarktop smarkbot
global pendinglinks
set l [lindex [split $first .] 0]
if {![info exists smarktop] || [$ctext compare $first < $smarktop.0]} {
set smarktop $l
}
if {![info exists smarkbot] || [$ctext compare $first < $smarkbot.0]} {
set smarkbot $l
}
$ctext delete $first end
if {$first eq "1.0"} {
catch {unset pendinglinks}
}
}
proc settabs {{firstab {}}} {
global firsttabstop tabstop ctext have_tk85
if {$firstab ne {} && $have_tk85} {
set firsttabstop $firstab
}
set w [font measure textfont "0"]
if {$firsttabstop != 0} {
$ctext conf -tabs [list [expr {($firsttabstop + $tabstop) * $w}] \
[expr {($firsttabstop + 2 * $tabstop) * $w}]]
} elseif {$have_tk85 || $tabstop != 8} {
$ctext conf -tabs [expr {$tabstop * $w}]
} else {
$ctext conf -tabs {}
}
}
proc incrsearch {name ix op} {
global ctext searchstring searchdirn
$ctext tag remove found 1.0 end
if {[catch {$ctext index anchor}]} {
# no anchor set, use start of selection, or of visible area
set sel [$ctext tag ranges sel]
if {$sel ne {}} {
$ctext mark set anchor [lindex $sel 0]
} elseif {$searchdirn eq "-forwards"} {
$ctext mark set anchor @0,0
} else {
$ctext mark set anchor @0,[winfo height $ctext]
}
}
if {$searchstring ne {}} {
set here [$ctext search $searchdirn -- $searchstring anchor]
if {$here ne {}} {
$ctext see $here
}
searchmarkvisible 1
}
}
proc dosearch {} {
global sstring ctext searchstring searchdirn
focus $sstring
$sstring icursor end
set searchdirn -forwards
if {$searchstring ne {}} {
set sel [$ctext tag ranges sel]
if {$sel ne {}} {
set start "[lindex $sel 0] + 1c"
} elseif {[catch {set start [$ctext index anchor]}]} {
set start "@0,0"
}
set match [$ctext search -count mlen -- $searchstring $start]
$ctext tag remove sel 1.0 end
if {$match eq {}} {
bell
return
}
$ctext see $match
set mend "$match + $mlen c"
$ctext tag add sel $match $mend
$ctext mark unset anchor
}
}
proc dosearchback {} {
global sstring ctext searchstring searchdirn
focus $sstring
$sstring icursor end
set searchdirn -backwards
if {$searchstring ne {}} {
set sel [$ctext tag ranges sel]
if {$sel ne {}} {
set start [lindex $sel 0]
} elseif {[catch {set start [$ctext index anchor]}]} {
set start @0,[winfo height $ctext]
}
set match [$ctext search -backwards -count ml -- $searchstring $start]
$ctext tag remove sel 1.0 end
if {$match eq {}} {
bell
return
}
$ctext see $match
set mend "$match + $ml c"
$ctext tag add sel $match $mend
$ctext mark unset anchor
}
}
proc searchmark {first last} {
global ctext searchstring
set mend $first.0
while {1} {
set match [$ctext search -count mlen -- $searchstring $mend $last.end]
if {$match eq {}} break
set mend "$match + $mlen c"
$ctext tag add found $match $mend
}
}
proc searchmarkvisible {doall} {
global ctext smarktop smarkbot
set topline [lindex [split [$ctext index @0,0] .] 0]
set botline [lindex [split [$ctext index @0,[winfo height $ctext]] .] 0]
if {$doall || $botline < $smarktop || $topline > $smarkbot} {
# no overlap with previous
searchmark $topline $botline
set smarktop $topline
set smarkbot $botline
} else {
if {$topline < $smarktop} {
searchmark $topline [expr {$smarktop-1}]
set smarktop $topline
}
if {$botline > $smarkbot} {
searchmark [expr {$smarkbot+1}] $botline
set smarkbot $botline
}
}
}
proc scrolltext {f0 f1} {
global searchstring
.bleft.sb set $f0 $f1
if {$searchstring ne {}} {
searchmarkvisible 0
}
}
proc setcoords {} {
global linespc charspc canvx0 canvy0
global xspc1 xspc2 lthickness
set linespc [font metrics mainfont -linespace]
set charspc [font measure mainfont "m"]
set canvy0 [expr {int(3 + 0.5 * $linespc)}]
set canvx0 [expr {int(3 + 0.5 * $linespc)}]
set lthickness [expr {int($linespc / 9) + 1}]
set xspc1(0) $linespc
set xspc2 $linespc
}
proc redisplay {} {
global canv
global selectedline
set ymax [lindex [$canv cget -scrollregion] 3]
if {$ymax eq {} || $ymax == 0} return
set span [$canv yview]
clear_display
setcanvscroll
allcanvs yview moveto [lindex $span 0]
drawvisible
if {[info exists selectedline]} {
selectline $selectedline 0
allcanvs yview moveto [lindex $span 0]
}
}
proc parsefont {f n} {
global fontattr
set fontattr($f,family) [lindex $n 0]
set s [lindex $n 1]
if {$s eq {} || $s == 0} {
set s 10
} elseif {$s < 0} {
set s [expr {int(-$s / [winfo fpixels . 1p] + 0.5)}]
}
set fontattr($f,size) $s
set fontattr($f,weight) normal
set fontattr($f,slant) roman
foreach style [lrange $n 2 end] {
switch -- $style {
"normal" -
"bold" {set fontattr($f,weight) $style}
"roman" -
"italic" {set fontattr($f,slant) $style}
}
}
}
proc fontflags {f {isbold 0}} {
global fontattr
return [list -family $fontattr($f,family) -size $fontattr($f,size) \
-weight [expr {$isbold? "bold": $fontattr($f,weight)}] \
-slant $fontattr($f,slant)]
}
proc fontname {f} {
global fontattr
set n [list $fontattr($f,family) $fontattr($f,size)]
if {$fontattr($f,weight) eq "bold"} {
lappend n "bold"
}
if {$fontattr($f,slant) eq "italic"} {
lappend n "italic"
}
return $n
}
proc incrfont {inc} {
global mainfont textfont ctext canv phase cflist showrefstop
global stopped entries fontattr
unmarkmatches
set s $fontattr(mainfont,size)
incr s $inc
if {$s < 1} {
set s 1
}
set fontattr(mainfont,size) $s
font config mainfont -size $s
font config mainfontbold -size $s
set mainfont [fontname mainfont]
set s $fontattr(textfont,size)
incr s $inc
if {$s < 1} {
set s 1
}
set fontattr(textfont,size) $s
font config textfont -size $s
font config textfontbold -size $s
set textfont [fontname textfont]
setcoords
settabs
redisplay
}
proc clearsha1 {} {
global sha1entry sha1string
if {[string length $sha1string] == 40} {
$sha1entry delete 0 end
}
}
proc sha1change {n1 n2 op} {
global sha1string currentid sha1but
if {$sha1string == {}
|| ([info exists currentid] && $sha1string == $currentid)} {
set state disabled
} else {
set state normal
}
if {[$sha1but cget -state] == $state} return
if {$state == "normal"} {
$sha1but conf -state normal -relief raised -text "Goto: "
} else {
$sha1but conf -state disabled -relief flat -text "SHA1 ID: "
}
}
proc gotocommit {} {
global sha1string currentid commitrow tagids headids
global displayorder numcommits curview
if {$sha1string == {}
|| ([info exists currentid] && $sha1string == $currentid)} return
if {[info exists tagids($sha1string)]} {
set id $tagids($sha1string)
} elseif {[info exists headids($sha1string)]} {
set id $headids($sha1string)
} else {
set id [string tolower $sha1string]
if {[regexp {^[0-9a-f]{4,39}$} $id]} {
set matches {}
foreach i $displayorder {
if {[string match $id* $i]} {
lappend matches $i
}
}
if {$matches ne {}} {
if {[llength $matches] > 1} {
error_popup "Short SHA1 id $id is ambiguous"
return
}
set id [lindex $matches 0]
}
}
}
if {[info exists commitrow($curview,$id)]} {
selectline $commitrow($curview,$id) 1
return
}
if {[regexp {^[0-9a-fA-F]{4,}$} $sha1string]} {
set type "SHA1 id"
} else {
set type "Tag/Head"
}
error_popup "$type $sha1string is not known"
}
proc lineenter {x y id} {
global hoverx hovery hoverid hovertimer
global commitinfo canv
if {![info exists commitinfo($id)] && ![getcommit $id]} return
set hoverx $x
set hovery $y
set hoverid $id
if {[info exists hovertimer]} {
after cancel $hovertimer
}
set hovertimer [after 500 linehover]
$canv delete hover
}
proc linemotion {x y id} {
global hoverx hovery hoverid hovertimer
if {[info exists hoverid] && $id == $hoverid} {
set hoverx $x
set hovery $y
if {[info exists hovertimer]} {
after cancel $hovertimer
}
set hovertimer [after 500 linehover]
}
}
proc lineleave {id} {
global hoverid hovertimer canv
if {[info exists hoverid] && $id == $hoverid} {
$canv delete hover
if {[info exists hovertimer]} {
after cancel $hovertimer
unset hovertimer
}
unset hoverid
}
}
proc linehover {} {
global hoverx hovery hoverid hovertimer
global canv linespc lthickness
global commitinfo
set text [lindex $commitinfo($hoverid) 0]
set ymax [lindex [$canv cget -scrollregion] 3]
if {$ymax == {}} return
set yfrac [lindex [$canv yview] 0]
set x [expr {$hoverx + 2 * $linespc}]
set y [expr {$hovery + $yfrac * $ymax - $linespc / 2}]
set x0 [expr {$x - 2 * $lthickness}]
set y0 [expr {$y - 2 * $lthickness}]
set x1 [expr {$x + [font measure mainfont $text] + 2 * $lthickness}]
set y1 [expr {$y + $linespc + 2 * $lthickness}]
set t [$canv create rectangle $x0 $y0 $x1 $y1 \
-fill \#ffff80 -outline black -width 1 -tags hover]
$canv raise $t
set t [$canv create text $x $y -anchor nw -text $text -tags hover \
-font mainfont]
$canv raise $t
}
proc clickisonarrow {id y} {
global lthickness
set ranges [rowranges $id]
set thresh [expr {2 * $lthickness + 6}]
set n [expr {[llength $ranges] - 1}]
for {set i 1} {$i < $n} {incr i} {
set row [lindex $ranges $i]
if {abs([yc $row] - $y) < $thresh} {
return $i
}
}
return {}
}
proc arrowjump {id n y} {
global canv
# 1 <-> 2, 3 <-> 4, etc...
set n [expr {(($n - 1) ^ 1) + 1}]
set row [lindex [rowranges $id] $n]
set yt [yc $row]
set ymax [lindex [$canv cget -scrollregion] 3]
if {$ymax eq {} || $ymax <= 0} return
set view [$canv yview]
set yspan [expr {[lindex $view 1] - [lindex $view 0]}]
set yfrac [expr {$yt / $ymax - $yspan / 2}]
if {$yfrac < 0} {
set yfrac 0
}
allcanvs yview moveto $yfrac
}
proc lineclick {x y id isnew} {
global ctext commitinfo children canv thickerline curview commitrow
if {![info exists commitinfo($id)] && ![getcommit $id]} return
unmarkmatches
unselectline
normalline
$canv delete hover
# draw this line thicker than normal
set thickerline $id
drawlines $id
if {$isnew} {
set ymax [lindex [$canv cget -scrollregion] 3]
if {$ymax eq {}} return
set yfrac [lindex [$canv yview] 0]
set y [expr {$y + $yfrac * $ymax}]
}
set dirn [clickisonarrow $id $y]
if {$dirn ne {}} {
arrowjump $id $dirn $y
return
}
if {$isnew} {
addtohistory [list lineclick $x $y $id 0]
}
# fill the details pane with info about this line
$ctext conf -state normal
clear_ctext
settabs 0
$ctext insert end "Parent:\t"
$ctext insert end $id link0
setlink $id link0
set info $commitinfo($id)
$ctext insert end "\n\t[lindex $info 0]\n"
$ctext insert end "\tAuthor:\t[lindex $info 1]\n"
set date [formatdate [lindex $info 2]]
$ctext insert end "\tDate:\t$date\n"
set kids $children($curview,$id)
if {$kids ne {}} {
$ctext insert end "\nChildren:"
set i 0
foreach child $kids {
incr i
if {![info exists commitinfo($child)] && ![getcommit $child]} continue
set info $commitinfo($child)
$ctext insert end "\n\t"
$ctext insert end $child link$i
setlink $child link$i
$ctext insert end "\n\t[lindex $info 0]"
$ctext insert end "\n\tAuthor:\t[lindex $info 1]"
set date [formatdate [lindex $info 2]]
$ctext insert end "\n\tDate:\t$date\n"
}
}
$ctext conf -state disabled
init_flist {}
}
proc normalline {} {
global thickerline
if {[info exists thickerline]} {
set id $thickerline
unset thickerline
drawlines $id
}
}
proc selbyid {id} {
global commitrow curview
if {[info exists commitrow($curview,$id)]} {
selectline $commitrow($curview,$id) 1
}
}
proc mstime {} {
global startmstime
if {![info exists startmstime]} {
set startmstime [clock clicks -milliseconds]
}
return [format "%.3f" [expr {([clock click -milliseconds] - $startmstime) / 1000.0}]]
}
proc rowmenu {x y id} {
global rowctxmenu commitrow selectedline rowmenuid curview
global nullid nullid2 fakerowmenu mainhead
stopfinding
set rowmenuid $id
if {![info exists selectedline]
|| $commitrow($curview,$id) eq $selectedline} {
set state disabled
} else {
set state normal
}
if {$id ne $nullid && $id ne $nullid2} {
set menu $rowctxmenu
$menu entryconfigure 7 -label "Reset $mainhead branch to here"
} else {
set menu $fakerowmenu
}
$menu entryconfigure "Diff this*" -state $state
$menu entryconfigure "Diff selected*" -state $state
$menu entryconfigure "Make patch" -state $state
tk_popup $menu $x $y
}
proc diffvssel {dirn} {
global rowmenuid selectedline displayorder
if {![info exists selectedline]} return
if {$dirn} {
set oldid [lindex $displayorder $selectedline]
set newid $rowmenuid
} else {
set oldid $rowmenuid
set newid [lindex $displayorder $selectedline]
}
addtohistory [list doseldiff $oldid $newid]
doseldiff $oldid $newid
}
proc doseldiff {oldid newid} {
global ctext
global commitinfo
$ctext conf -state normal
clear_ctext
init_flist "Top"
$ctext insert end "From "
$ctext insert end $oldid link0
setlink $oldid link0
$ctext insert end "\n "
$ctext insert end [lindex $commitinfo($oldid) 0]
$ctext insert end "\n\nTo "
$ctext insert end $newid link1
setlink $newid link1
$ctext insert end "\n "
$ctext insert end [lindex $commitinfo($newid) 0]
$ctext insert end "\n"
$ctext conf -state disabled
$ctext tag remove found 1.0 end
startdiff [list $oldid $newid]
}
proc mkpatch {} {
global rowmenuid currentid commitinfo patchtop patchnum
if {![info exists currentid]} return
set oldid $currentid
set oldhead [lindex $commitinfo($oldid) 0]
set newid $rowmenuid
set newhead [lindex $commitinfo($newid) 0]
set top .patch
set patchtop $top
catch {destroy $top}
toplevel $top
label $top.title -text "Generate patch"
grid $top.title - -pady 10
label $top.from -text "From:"
entry $top.fromsha1 -width 40 -relief flat
$top.fromsha1 insert 0 $oldid
$top.fromsha1 conf -state readonly
grid $top.from $top.fromsha1 -sticky w
entry $top.fromhead -width 60 -relief flat
$top.fromhead insert 0 $oldhead
$top.fromhead conf -state readonly
grid x $top.fromhead -sticky w
label $top.to -text "To:"
entry $top.tosha1 -width 40 -relief flat
$top.tosha1 insert 0 $newid
$top.tosha1 conf -state readonly
grid $top.to $top.tosha1 -sticky w
entry $top.tohead -width 60 -relief flat
$top.tohead insert 0 $newhead
$top.tohead conf -state readonly
grid x $top.tohead -sticky w
button $top.rev -text "Reverse" -command mkpatchrev -padx 5
grid $top.rev x -pady 10
label $top.flab -text "Output file:"
entry $top.fname -width 60
$top.fname insert 0 [file normalize "patch$patchnum.patch"]
incr patchnum
grid $top.flab $top.fname -sticky w
frame $top.buts
button $top.buts.gen -text "Generate" -command mkpatchgo
button $top.buts.can -text "Cancel" -command mkpatchcan
grid $top.buts.gen $top.buts.can
grid columnconfigure $top.buts 0 -weight 1 -uniform a
grid columnconfigure $top.buts 1 -weight 1 -uniform a
grid $top.buts - -pady 10 -sticky ew
focus $top.fname
}
proc mkpatchrev {} {
global patchtop
set oldid [$patchtop.fromsha1 get]
set oldhead [$patchtop.fromhead get]
set newid [$patchtop.tosha1 get]
set newhead [$patchtop.tohead get]
foreach e [list fromsha1 fromhead tosha1 tohead] \
v [list $newid $newhead $oldid $oldhead] {
$patchtop.$e conf -state normal
$patchtop.$e delete 0 end
$patchtop.$e insert 0 $v
$patchtop.$e conf -state readonly
}
}
proc mkpatchgo {} {
global patchtop nullid nullid2
set oldid [$patchtop.fromsha1 get]
set newid [$patchtop.tosha1 get]
set fname [$patchtop.fname get]
set cmd [diffcmd [list $oldid $newid] -p]
# trim off the initial "|"
set cmd [lrange $cmd 1 end]
lappend cmd >$fname &
if {[catch {eval exec $cmd} err]} {
error_popup "Error creating patch: $err"
}
catch {destroy $patchtop}
unset patchtop
}
proc mkpatchcan {} {
global patchtop
catch {destroy $patchtop}
unset patchtop
}
proc mktag {} {
global rowmenuid mktagtop commitinfo
set top .maketag
set mktagtop $top
catch {destroy $top}
toplevel $top
label $top.title -text "Create tag"
grid $top.title - -pady 10
label $top.id -text "ID:"
entry $top.sha1 -width 40 -relief flat
$top.sha1 insert 0 $rowmenuid
$top.sha1 conf -state readonly
grid $top.id $top.sha1 -sticky w
entry $top.head -width 60 -relief flat
$top.head insert 0 [lindex $commitinfo($rowmenuid) 0]
$top.head conf -state readonly
grid x $top.head -sticky w
label $top.tlab -text "Tag name:"
entry $top.tag -width 60
grid $top.tlab $top.tag -sticky w
frame $top.buts
button $top.buts.gen -text "Create" -command mktaggo
button $top.buts.can -text "Cancel" -command mktagcan
grid $top.buts.gen $top.buts.can
grid columnconfigure $top.buts 0 -weight 1 -uniform a
grid columnconfigure $top.buts 1 -weight 1 -uniform a
grid $top.buts - -pady 10 -sticky ew
focus $top.tag
}
proc domktag {} {
global mktagtop env tagids idtags
set id [$mktagtop.sha1 get]
set tag [$mktagtop.tag get]
if {$tag == {}} {
error_popup "No tag name specified"
return
}
if {[info exists tagids($tag)]} {
error_popup "Tag \"$tag\" already exists"
return
}
if {[catch {
set dir [gitdir]
set fname [file join $dir "refs/tags" $tag]
set f [open $fname w]
puts $f $id
close $f
} err]} {
error_popup "Error creating tag: $err"
return
}
set tagids($tag) $id
lappend idtags($id) $tag
redrawtags $id
addedtag $id
dispneartags 0
run refill_reflist
}
proc redrawtags {id} {
global canv linehtag commitrow idpos selectedline curview
global canvxmax iddrawn
if {![info exists commitrow($curview,$id)]} return
if {![info exists iddrawn($id)]} return
drawcommits $commitrow($curview,$id)
$canv delete tag.$id
set xt [eval drawtags $id $idpos($id)]
$canv coords $linehtag($commitrow($curview,$id)) $xt [lindex $idpos($id) 2]
set text [$canv itemcget $linehtag($commitrow($curview,$id)) -text]
set xr [expr {$xt + [font measure mainfont $text]}]
if {$xr > $canvxmax} {
set canvxmax $xr
setcanvscroll
}
if {[info exists selectedline]
&& $selectedline == $commitrow($curview,$id)} {
selectline $selectedline 0
}
}
proc mktagcan {} {
global mktagtop
catch {destroy $mktagtop}
unset mktagtop
}
proc mktaggo {} {
domktag
mktagcan
}
proc writecommit {} {
global rowmenuid wrcomtop commitinfo wrcomcmd
set top .writecommit
set wrcomtop $top
catch {destroy $top}
toplevel $top
label $top.title -text "Write commit to file"
grid $top.title - -pady 10
label $top.id -text "ID:"
entry $top.sha1 -width 40 -relief flat
$top.sha1 insert 0 $rowmenuid
$top.sha1 conf -state readonly
grid $top.id $top.sha1 -sticky w
entry $top.head -width 60 -relief flat
$top.head insert 0 [lindex $commitinfo($rowmenuid) 0]
$top.head conf -state readonly
grid x $top.head -sticky w
label $top.clab -text "Command:"
entry $top.cmd -width 60 -textvariable wrcomcmd
grid $top.clab $top.cmd -sticky w -pady 10
label $top.flab -text "Output file:"
entry $top.fname -width 60
$top.fname insert 0 [file normalize "commit-[string range $rowmenuid 0 6]"]
grid $top.flab $top.fname -sticky w
frame $top.buts
button $top.buts.gen -text "Write" -command wrcomgo
button $top.buts.can -text "Cancel" -command wrcomcan
grid $top.buts.gen $top.buts.can
grid columnconfigure $top.buts 0 -weight 1 -uniform a
grid columnconfigure $top.buts 1 -weight 1 -uniform a
grid $top.buts - -pady 10 -sticky ew
focus $top.fname
}
proc wrcomgo {} {
global wrcomtop
set id [$wrcomtop.sha1 get]
set cmd "echo $id | [$wrcomtop.cmd get]"
set fname [$wrcomtop.fname get]
if {[catch {exec sh -c $cmd >$fname &} err]} {
error_popup "Error writing commit: $err"
}
catch {destroy $wrcomtop}
unset wrcomtop
}
proc wrcomcan {} {
global wrcomtop
catch {destroy $wrcomtop}
unset wrcomtop
}
proc mkbranch {} {
global rowmenuid mkbrtop
set top .makebranch
catch {destroy $top}
toplevel $top
label $top.title -text "Create new branch"
grid $top.title - -pady 10
label $top.id -text "ID:"
entry $top.sha1 -width 40 -relief flat
$top.sha1 insert 0 $rowmenuid
$top.sha1 conf -state readonly
grid $top.id $top.sha1 -sticky w
label $top.nlab -text "Name:"
entry $top.name -width 40
grid $top.nlab $top.name -sticky w
frame $top.buts
button $top.buts.go -text "Create" -command [list mkbrgo $top]
button $top.buts.can -text "Cancel" -command "catch {destroy $top}"
grid $top.buts.go $top.buts.can
grid columnconfigure $top.buts 0 -weight 1 -uniform a
grid columnconfigure $top.buts 1 -weight 1 -uniform a
grid $top.buts - -pady 10 -sticky ew
focus $top.name
}
proc mkbrgo {top} {
global headids idheads
set name [$top.name get]
set id [$top.sha1 get]
if {$name eq {}} {
error_popup "Please specify a name for the new branch"
return
}
catch {destroy $top}
nowbusy newbranch
update
if {[catch {
exec git branch $name $id
} err]} {
notbusy newbranch
error_popup $err
} else {
set headids($name) $id
lappend idheads($id) $name
addedhead $id $name
notbusy newbranch
redrawtags $id
dispneartags 0
run refill_reflist
}
}
proc cherrypick {} {
global rowmenuid curview commitrow
global mainhead
set oldhead [exec git rev-parse HEAD]
set dheads [descheads $rowmenuid]
if {$dheads ne {} && [lsearch -exact $dheads $oldhead] >= 0} {
set ok [confirm_popup "Commit [string range $rowmenuid 0 7] is already\
included in branch $mainhead -- really re-apply it?"]
if {!$ok} return
}
nowbusy cherrypick "Cherry-picking"
update
# Unfortunately git-cherry-pick writes stuff to stderr even when
# no error occurs, and exec takes that as an indication of error...
if {[catch {exec sh -c "git cherry-pick -r $rowmenuid 2>&1"} err]} {
notbusy cherrypick
error_popup $err
return
}
set newhead [exec git rev-parse HEAD]
if {$newhead eq $oldhead} {
notbusy cherrypick
error_popup "No changes committed"
return
}
addnewchild $newhead $oldhead
if {[info exists commitrow($curview,$oldhead)]} {
insertrow $commitrow($curview,$oldhead) $newhead
if {$mainhead ne {}} {
movehead $newhead $mainhead
movedhead $newhead $mainhead
}
redrawtags $oldhead
redrawtags $newhead
}
notbusy cherrypick
}
proc resethead {} {
global mainheadid mainhead rowmenuid confirm_ok resettype
set confirm_ok 0
set w ".confirmreset"
toplevel $w
wm transient $w .
wm title $w "Confirm reset"
message $w.m -text \
"Reset branch $mainhead to [string range $rowmenuid 0 7]?" \
-justify center -aspect 1000
pack $w.m -side top -fill x -padx 20 -pady 20
frame $w.f -relief sunken -border 2
message $w.f.rt -text "Reset type:" -aspect 1000
grid $w.f.rt -sticky w
set resettype mixed
radiobutton $w.f.soft -value soft -variable resettype -justify left \
-text "Soft: Leave working tree and index untouched"
grid $w.f.soft -sticky w
radiobutton $w.f.mixed -value mixed -variable resettype -justify left \
-text "Mixed: Leave working tree untouched, reset index"
grid $w.f.mixed -sticky w
radiobutton $w.f.hard -value hard -variable resettype -justify left \
-text "Hard: Reset working tree and index\n(discard ALL local changes)"
grid $w.f.hard -sticky w
pack $w.f -side top -fill x
button $w.ok -text OK -command "set confirm_ok 1; destroy $w"
pack $w.ok -side left -fill x -padx 20 -pady 20
button $w.cancel -text Cancel -command "destroy $w"
pack $w.cancel -side right -fill x -padx 20 -pady 20
bind $w <Visibility> "grab $w; focus $w"
tkwait window $w
if {!$confirm_ok} return
if {[catch {set fd [open \
[list | sh -c "git reset --$resettype $rowmenuid 2>&1"] r]} err]} {
error_popup $err
} else {
dohidelocalchanges
filerun $fd [list readresetstat $fd]
nowbusy reset "Resetting"
}
}
proc readresetstat {fd} {
global mainhead mainheadid showlocalchanges rprogcoord
if {[gets $fd line] >= 0} {
if {[regexp {([0-9]+)% \(([0-9]+)/([0-9]+)\)} $line match p m n]} {
set rprogcoord [expr {1.0 * $m / $n}]
adjustprogress
}
return 1
}
set rprogcoord 0
adjustprogress
notbusy reset
if {[catch {close $fd} err]} {
error_popup $err
}
set oldhead $mainheadid
set newhead [exec git rev-parse HEAD]
if {$newhead ne $oldhead} {
movehead $newhead $mainhead
movedhead $newhead $mainhead
set mainheadid $newhead
redrawtags $oldhead
redrawtags $newhead
}
if {$showlocalchanges} {
doshowlocalchanges
}
return 0
}
# context menu for a head
proc headmenu {x y id head} {
global headmenuid headmenuhead headctxmenu mainhead
stopfinding
set headmenuid $id
set headmenuhead $head
set state normal
if {$head eq $mainhead} {
set state disabled
}
$headctxmenu entryconfigure 0 -state $state
$headctxmenu entryconfigure 1 -state $state
tk_popup $headctxmenu $x $y
}
proc cobranch {} {
global headmenuid headmenuhead mainhead headids
global showlocalchanges mainheadid
# check the tree is clean first??
set oldmainhead $mainhead
nowbusy checkout "Checking out"
update
dohidelocalchanges
if {[catch {
exec git checkout -q $headmenuhead
} err]} {
notbusy checkout
error_popup $err
} else {
notbusy checkout
set mainhead $headmenuhead
set mainheadid $headmenuid
if {[info exists headids($oldmainhead)]} {
redrawtags $headids($oldmainhead)
}
redrawtags $headmenuid
}
if {$showlocalchanges} {
dodiffindex
}
}
proc rmbranch {} {
global headmenuid headmenuhead mainhead
global idheads
set head $headmenuhead
set id $headmenuid
# this check shouldn't be needed any more...
if {$head eq $mainhead} {
error_popup "Cannot delete the currently checked-out branch"
return
}
set dheads [descheads $id]
if {[llength $dheads] == 1 && $idheads($dheads) eq $head} {
# the stuff on this branch isn't on any other branch
if {![confirm_popup "The commits on branch $head aren't on any other\
branch.\nReally delete branch $head?"]} return
}
nowbusy rmbranch
update
if {[catch {exec git branch -D $head} err]} {
notbusy rmbranch
error_popup $err
return
}
removehead $id $head
removedhead $id $head
redrawtags $id
notbusy rmbranch
dispneartags 0
run refill_reflist
}
# Display a list of tags and heads
proc showrefs {} {
global showrefstop bgcolor fgcolor selectbgcolor
global bglist fglist reflistfilter reflist maincursor
set top .showrefs
set showrefstop $top
if {[winfo exists $top]} {
raise $top
refill_reflist
return
}
toplevel $top
wm title $top "Tags and heads: [file tail [pwd]]"
text $top.list -background $bgcolor -foreground $fgcolor \
-selectbackground $selectbgcolor -font mainfont \
-xscrollcommand "$top.xsb set" -yscrollcommand "$top.ysb set" \
-width 30 -height 20 -cursor $maincursor \
-spacing1 1 -spacing3 1 -state disabled
$top.list tag configure highlight -background $selectbgcolor
lappend bglist $top.list
lappend fglist $top.list
scrollbar $top.ysb -command "$top.list yview" -orient vertical
scrollbar $top.xsb -command "$top.list xview" -orient horizontal
grid $top.list $top.ysb -sticky nsew
grid $top.xsb x -sticky ew
frame $top.f
label $top.f.l -text "Filter: " -font uifont
entry $top.f.e -width 20 -textvariable reflistfilter -font uifont
set reflistfilter "*"
trace add variable reflistfilter write reflistfilter_change
pack $top.f.e -side right -fill x -expand 1
pack $top.f.l -side left
grid $top.f - -sticky ew -pady 2
button $top.close -command [list destroy $top] -text "Close" \
-font uifont
grid $top.close -
grid columnconfigure $top 0 -weight 1
grid rowconfigure $top 0 -weight 1
bind $top.list <1> {break}
bind $top.list <B1-Motion> {break}
bind $top.list <ButtonRelease-1> {sel_reflist %W %x %y; break}
set reflist {}
refill_reflist
}
proc sel_reflist {w x y} {
global showrefstop reflist headids tagids otherrefids
if {![winfo exists $showrefstop]} return
set l [lindex [split [$w index "@$x,$y"] "."] 0]
set ref [lindex $reflist [expr {$l-1}]]
set n [lindex $ref 0]
switch -- [lindex $ref 1] {
"H" {selbyid $headids($n)}
"T" {selbyid $tagids($n)}
"o" {selbyid $otherrefids($n)}
}
$showrefstop.list tag add highlight $l.0 "$l.0 lineend"
}
proc unsel_reflist {} {
global showrefstop
if {![info exists showrefstop] || ![winfo exists $showrefstop]} return
$showrefstop.list tag remove highlight 0.0 end
}
proc reflistfilter_change {n1 n2 op} {
global reflistfilter
after cancel refill_reflist
after 200 refill_reflist
}
proc refill_reflist {} {
global reflist reflistfilter showrefstop headids tagids otherrefids
global commitrow curview commitinterest
if {![info exists showrefstop] || ![winfo exists $showrefstop]} return
set refs {}
foreach n [array names headids] {
if {[string match $reflistfilter $n]} {
if {[info exists commitrow($curview,$headids($n))]} {
lappend refs [list $n H]
} else {
set commitinterest($headids($n)) {run refill_reflist}
}
}
}
foreach n [array names tagids] {
if {[string match $reflistfilter $n]} {
if {[info exists commitrow($curview,$tagids($n))]} {
lappend refs [list $n T]
} else {
set commitinterest($tagids($n)) {run refill_reflist}
}
}
}
foreach n [array names otherrefids] {
if {[string match $reflistfilter $n]} {
if {[info exists commitrow($curview,$otherrefids($n))]} {
lappend refs [list $n o]
} else {
set commitinterest($otherrefids($n)) {run refill_reflist}
}
}
}
set refs [lsort -index 0 $refs]
if {$refs eq $reflist} return
# Update the contents of $showrefstop.list according to the
# differences between $reflist (old) and $refs (new)
$showrefstop.list conf -state normal
$showrefstop.list insert end "\n"
set i 0
set j 0
while {$i < [llength $reflist] || $j < [llength $refs]} {
if {$i < [llength $reflist]} {
if {$j < [llength $refs]} {
set cmp [string compare [lindex $reflist $i 0] \
[lindex $refs $j 0]]
if {$cmp == 0} {
set cmp [string compare [lindex $reflist $i 1] \
[lindex $refs $j 1]]
}
} else {
set cmp -1
}
} else {
set cmp 1
}
switch -- $cmp {
-1 {
$showrefstop.list delete "[expr {$j+1}].0" "[expr {$j+2}].0"
incr i
}
0 {
incr i
incr j
}
1 {
set l [expr {$j + 1}]
$showrefstop.list image create $l.0 -align baseline \
-image reficon-[lindex $refs $j 1] -padx 2
$showrefstop.list insert $l.1 "[lindex $refs $j 0]\n"
incr j
}
}
}
set reflist $refs
# delete last newline
$showrefstop.list delete end-2c end-1c
$showrefstop.list conf -state disabled
}
# Stuff for finding nearby tags
proc getallcommits {} {
global allcommits nextarc seeds allccache allcwait cachedarcs allcupdate
global idheads idtags idotherrefs allparents tagobjid
if {![info exists allcommits]} {
set nextarc 0
set allcommits 0
set seeds {}
set allcwait 0
set cachedarcs 0
set allccache [file join [gitdir] "gitk.cache"]
if {![catch {
set f [open $allccache r]
set allcwait 1
getcache $f
}]} return
}
if {$allcwait} {
return
}
set cmd [list | git rev-list --parents]
set allcupdate [expr {$seeds ne {}}]
if {!$allcupdate} {
set ids "--all"
} else {
set refs [concat [array names idheads] [array names idtags] \
[array names idotherrefs]]
set ids {}
set tagobjs {}
foreach name [array names tagobjid] {
lappend tagobjs $tagobjid($name)
}
foreach id [lsort -unique $refs] {
if {![info exists allparents($id)] &&
[lsearch -exact $tagobjs $id] < 0} {
lappend ids $id
}
}
if {$ids ne {}} {
foreach id $seeds {
lappend ids "^$id"
}
}
}
if {$ids ne {}} {
set fd [open [concat $cmd $ids] r]
fconfigure $fd -blocking 0
incr allcommits
nowbusy allcommits
filerun $fd [list getallclines $fd]
} else {
dispneartags 0
}
}
# Since most commits have 1 parent and 1 child, we group strings of
# such commits into "arcs" joining branch/merge points (BMPs), which
# are commits that either don't have 1 parent or don't have 1 child.
#
# arcnos(id) - incoming arcs for BMP, arc we're on for other nodes
# arcout(id) - outgoing arcs for BMP
# arcids(a) - list of IDs on arc including end but not start
# arcstart(a) - BMP ID at start of arc
# arcend(a) - BMP ID at end of arc
# growing(a) - arc a is still growing
# arctags(a) - IDs out of arcids (excluding end) that have tags
# archeads(a) - IDs out of arcids (excluding end) that have heads
# The start of an arc is at the descendent end, so "incoming" means
# coming from descendents, and "outgoing" means going towards ancestors.
proc getallclines {fd} {
global allparents allchildren idtags idheads nextarc
global arcnos arcids arctags arcout arcend arcstart archeads growing
global seeds allcommits cachedarcs allcupdate
set nid 0
while {[incr nid] <= 1000 && [gets $fd line] >= 0} {
set id [lindex $line 0]
if {[info exists allparents($id)]} {
# seen it already
continue
}
set cachedarcs 0
set olds [lrange $line 1 end]
set allparents($id) $olds
if {![info exists allchildren($id)]} {
set allchildren($id) {}
set arcnos($id) {}
lappend seeds $id
} else {
set a $arcnos($id)
if {[llength $olds] == 1 && [llength $a] == 1} {
lappend arcids($a) $id
if {[info exists idtags($id)]} {
lappend arctags($a) $id
}
if {[info exists idheads($id)]} {
lappend archeads($a) $id
}
if {[info exists allparents($olds)]} {
# seen parent already
if {![info exists arcout($olds)]} {
splitarc $olds
}
lappend arcids($a) $olds
set arcend($a) $olds
unset growing($a)
}
lappend allchildren($olds) $id
lappend arcnos($olds) $a
continue
}
}
foreach a $arcnos($id) {
lappend arcids($a) $id
set arcend($a) $id
unset growing($a)
}
set ao {}
foreach p $olds {
lappend allchildren($p) $id
set a [incr nextarc]
set arcstart($a) $id
set archeads($a) {}
set arctags($a) {}
set archeads($a) {}
set arcids($a) {}
lappend ao $a
set growing($a) 1
if {[info exists allparents($p)]} {
# seen it already, may need to make a new branch
if {![info exists arcout($p)]} {
splitarc $p
}
lappend arcids($a) $p
set arcend($a) $p
unset growing($a)
}
lappend arcnos($p) $a
}
set arcout($id) $ao
}
if {$nid > 0} {
global cached_dheads cached_dtags cached_atags
catch {unset cached_dheads}
catch {unset cached_dtags}
catch {unset cached_atags}
}
if {![eof $fd]} {
return [expr {$nid >= 1000? 2: 1}]
}
set cacheok 1
if {[catch {
fconfigure $fd -blocking 1
close $fd
} err]} {
# got an error reading the list of commits
# if we were updating, try rereading the whole thing again
if {$allcupdate} {
incr allcommits -1
dropcache $err
return
}
error_popup "Error reading commit topology information;\
branch and preceding/following tag information\
will be incomplete.\n($err)"
set cacheok 0
}
if {[incr allcommits -1] == 0} {
notbusy allcommits
if {$cacheok} {
run savecache
}
}
dispneartags 0
return 0
}
proc recalcarc {a} {
global arctags archeads arcids idtags idheads
set at {}
set ah {}
foreach id [lrange $arcids($a) 0 end-1] {
if {[info exists idtags($id)]} {
lappend at $id
}
if {[info exists idheads($id)]} {
lappend ah $id
}
}
set arctags($a) $at
set archeads($a) $ah
}
proc splitarc {p} {
global arcnos arcids nextarc arctags archeads idtags idheads
global arcstart arcend arcout allparents growing
set a $arcnos($p)
if {[llength $a] != 1} {
puts "oops splitarc called but [llength $a] arcs already"
return
}
set a [lindex $a 0]
set i [lsearch -exact $arcids($a) $p]
if {$i < 0} {
puts "oops splitarc $p not in arc $a"
return
}
set na [incr nextarc]
if {[info exists arcend($a)]} {
set arcend($na) $arcend($a)
} else {
set l [lindex $allparents([lindex $arcids($a) end]) 0]
set j [lsearch -exact $arcnos($l) $a]
set arcnos($l) [lreplace $arcnos($l) $j $j $na]
}
set tail [lrange $arcids($a) [expr {$i+1}] end]
set arcids($a) [lrange $arcids($a) 0 $i]
set arcend($a) $p
set arcstart($na) $p
set arcout($p) $na
set arcids($na) $tail
if {[info exists growing($a)]} {
set growing($na) 1
unset growing($a)
}
foreach id $tail {
if {[llength $arcnos($id)] == 1} {
set arcnos($id) $na
} else {
set j [lsearch -exact $arcnos($id) $a]
set arcnos($id) [lreplace $arcnos($id) $j $j $na]
}
}
# reconstruct tags and heads lists
if {$arctags($a) ne {} || $archeads($a) ne {}} {
recalcarc $a
recalcarc $na
} else {
set arctags($na) {}
set archeads($na) {}
}
}
# Update things for a new commit added that is a child of one
# existing commit. Used when cherry-picking.
proc addnewchild {id p} {
global allparents allchildren idtags nextarc
global arcnos arcids arctags arcout arcend arcstart archeads growing
global seeds allcommits
if {![info exists allcommits] || ![info exists arcnos($p)]} return
set allparents($id) [list $p]
set allchildren($id) {}
set arcnos($id) {}
lappend seeds $id
lappend allchildren($p) $id
set a [incr nextarc]
set arcstart($a) $id
set archeads($a) {}
set arctags($a) {}
set arcids($a) [list $p]
set arcend($a) $p
if {![info exists arcout($p)]} {
splitarc $p
}
lappend arcnos($p) $a
set arcout($id) [list $a]
}
# This implements a cache for the topology information.
# The cache saves, for each arc, the start and end of the arc,
# the ids on the arc, and the outgoing arcs from the end.
proc readcache {f} {
global arcnos arcids arcout arcstart arcend arctags archeads nextarc
global idtags idheads allparents cachedarcs possible_seeds seeds growing
global allcwait
set a $nextarc
set lim $cachedarcs
if {$lim - $a > 500} {
set lim [expr {$a + 500}]
}
if {[catch {
if {$a == $lim} {
# finish reading the cache and setting up arctags, etc.
set line [gets $f]
if {$line ne "1"} {error "bad final version"}
close $f
foreach id [array names idtags] {
if {[info exists arcnos($id)] && [llength $arcnos($id)] == 1 &&
[llength $allparents($id)] == 1} {
set a [lindex $arcnos($id) 0]
if {$arctags($a) eq {}} {
recalcarc $a
}
}
}
foreach id [array names idheads] {
if {[info exists arcnos($id)] && [llength $arcnos($id)] == 1 &&
[llength $allparents($id)] == 1} {
set a [lindex $arcnos($id) 0]
if {$archeads($a) eq {}} {
recalcarc $a
}
}
}
foreach id [lsort -unique $possible_seeds] {
if {$arcnos($id) eq {}} {
lappend seeds $id
}
}
set allcwait 0
} else {
while {[incr a] <= $lim} {
set line [gets $f]
if {[llength $line] != 3} {error "bad line"}
set s [lindex $line 0]
set arcstart($a) $s
lappend arcout($s) $a
if {![info exists arcnos($s)]} {
lappend possible_seeds $s
set arcnos($s) {}
}
set e [lindex $line 1]
if {$e eq {}} {
set growing($a) 1
} else {
set arcend($a) $e
if {![info exists arcout($e)]} {
set arcout($e) {}
}
}
set arcids($a) [lindex $line 2]
foreach id $arcids($a) {
lappend allparents($s) $id
set s $id
lappend arcnos($id) $a
}
if {![info exists allparents($s)]} {
set allparents($s) {}
}
set arctags($a) {}
set archeads($a) {}
}
set nextarc [expr {$a - 1}]
}
} err]} {
dropcache $err
return 0
}
if {!$allcwait} {
getallcommits
}
return $allcwait
}
proc getcache {f} {
global nextarc cachedarcs possible_seeds
if {[catch {
set line [gets $f]
if {[llength $line] != 2 || [lindex $line 0] ne "1"} {error "bad version"}
# make sure it's an integer
set cachedarcs [expr {int([lindex $line 1])}]
if {$cachedarcs < 0} {error "bad number of arcs"}
set nextarc 0
set possible_seeds {}
run readcache $f
} err]} {
dropcache $err
}
return 0
}
proc dropcache {err} {
global allcwait nextarc cachedarcs seeds
#puts "dropping cache ($err)"
foreach v {arcnos arcout arcids arcstart arcend growing \
arctags archeads allparents allchildren} {
global $v
catch {unset $v}
}
set allcwait 0
set nextarc 0
set cachedarcs 0
set seeds {}
getallcommits
}
proc writecache {f} {
global cachearc cachedarcs allccache
global arcstart arcend arcnos arcids arcout
set a $cachearc
set lim $cachedarcs
if {$lim - $a > 1000} {
set lim [expr {$a + 1000}]
}
if {[catch {
while {[incr a] <= $lim} {
if {[info exists arcend($a)]} {
puts $f [list $arcstart($a) $arcend($a) $arcids($a)]
} else {
puts $f [list $arcstart($a) {} $arcids($a)]
}
}
} err]} {
catch {close $f}
catch {file delete $allccache}
#puts "writing cache failed ($err)"
return 0
}
set cachearc [expr {$a - 1}]
if {$a > $cachedarcs} {
puts $f "1"
close $f
return 0
}
return 1
}
proc savecache {} {
global nextarc cachedarcs cachearc allccache
if {$nextarc == $cachedarcs} return
set cachearc 0
set cachedarcs $nextarc
catch {
set f [open $allccache w]
puts $f [list 1 $cachedarcs]
run writecache $f
}
}
# Returns 1 if a is an ancestor of b, -1 if b is an ancestor of a,
# or 0 if neither is true.
proc anc_or_desc {a b} {
global arcout arcstart arcend arcnos cached_isanc
if {$arcnos($a) eq $arcnos($b)} {
# Both are on the same arc(s); either both are the same BMP,
# or if one is not a BMP, the other is also not a BMP or is
# the BMP at end of the arc (and it only has 1 incoming arc).
# Or both can be BMPs with no incoming arcs.
if {$a eq $b || $arcnos($a) eq {}} {
return 0
}
# assert {[llength $arcnos($a)] == 1}
set arc [lindex $arcnos($a) 0]
set i [lsearch -exact $arcids($arc) $a]
set j [lsearch -exact $arcids($arc) $b]
if {$i < 0 || $i > $j} {
return 1
} else {
return -1
}
}
if {![info exists arcout($a)]} {
set arc [lindex $arcnos($a) 0]
if {[info exists arcend($arc)]} {
set aend $arcend($arc)
} else {
set aend {}
}
set a $arcstart($arc)
} else {
set aend $a
}
if {![info exists arcout($b)]} {
set arc [lindex $arcnos($b) 0]
if {[info exists arcend($arc)]} {
set bend $arcend($arc)
} else {
set bend {}
}
set b $arcstart($arc)
} else {
set bend $b
}
if {$a eq $bend} {
return 1
}
if {$b eq $aend} {
return -1
}
if {[info exists cached_isanc($a,$bend)]} {
if {$cached_isanc($a,$bend)} {
return 1
}
}
if {[info exists cached_isanc($b,$aend)]} {
if {$cached_isanc($b,$aend)} {
return -1
}
if {[info exists cached_isanc($a,$bend)]} {
return 0
}
}
set todo [list $a $b]
set anc($a) a
set anc($b) b
for {set i 0} {$i < [llength $todo]} {incr i} {
set x [lindex $todo $i]
if {$anc($x) eq {}} {
continue
}
foreach arc $arcnos($x) {
set xd $arcstart($arc)
if {$xd eq $bend} {
set cached_isanc($a,$bend) 1
set cached_isanc($b,$aend) 0
return 1
} elseif {$xd eq $aend} {
set cached_isanc($b,$aend) 1
set cached_isanc($a,$bend) 0
return -1
}
if {![info exists anc($xd)]} {
set anc($xd) $anc($x)
lappend todo $xd
} elseif {$anc($xd) ne $anc($x)} {
set anc($xd) {}
}
}
}
set cached_isanc($a,$bend) 0
set cached_isanc($b,$aend) 0
return 0
}
# This identifies whether $desc has an ancestor that is
# a growing tip of the graph and which is not an ancestor of $anc
# and returns 0 if so and 1 if not.
# If we subsequently discover a tag on such a growing tip, and that
# turns out to be a descendent of $anc (which it could, since we
# don't necessarily see children before parents), then $desc
# isn't a good choice to display as a descendent tag of
# $anc (since it is the descendent of another tag which is
# a descendent of $anc). Similarly, $anc isn't a good choice to
# display as a ancestor tag of $desc.
#
proc is_certain {desc anc} {
global arcnos arcout arcstart arcend growing problems
set certain {}
if {[llength $arcnos($anc)] == 1} {
# tags on the same arc are certain
if {$arcnos($desc) eq $arcnos($anc)} {
return 1
}
if {![info exists arcout($anc)]} {
# if $anc is partway along an arc, use the start of the arc instead
set a [lindex $arcnos($anc) 0]
set anc $arcstart($a)
}
}
if {[llength $arcnos($desc)] > 1 || [info exists arcout($desc)]} {
set x $desc
} else {
set a [lindex $arcnos($desc) 0]
set x $arcend($a)
}
if {$x == $anc} {
return 1
}
set anclist [list $x]
set dl($x) 1
set nnh 1
set ngrowanc 0
for {set i 0} {$i < [llength $anclist] && ($nnh > 0 || $ngrowanc > 0)} {incr i} {
set x [lindex $anclist $i]
if {$dl($x)} {
incr nnh -1
}
set done($x) 1
foreach a $arcout($x) {
if {[info exists growing($a)]} {
if {![info exists growanc($x)] && $dl($x)} {
set growanc($x) 1
incr ngrowanc
}
} else {
set y $arcend($a)
if {[info exists dl($y)]} {
if {$dl($y)} {
if {!$dl($x)} {
set dl($y) 0
if {![info exists done($y)]} {
incr nnh -1
}
if {[info exists growanc($x)]} {
incr ngrowanc -1
}
set xl [list $y]
for {set k 0} {$k < [llength $xl]} {incr k} {
set z [lindex $xl $k]
foreach c $arcout($z) {
if {[info exists arcend($c)]} {
set v $arcend($c)
if {[info exists dl($v)] && $dl($v)} {
set dl($v) 0
if {![info exists done($v)]} {
incr nnh -1
}
if {[info exists growanc($v)]} {
incr ngrowanc -1
}
lappend xl $v
}
}
}
}
}
}
} elseif {$y eq $anc || !$dl($x)} {
set dl($y) 0
lappend anclist $y
} else {
set dl($y) 1
lappend anclist $y
incr nnh
}
}
}
}
foreach x [array names growanc] {
if {$dl($x)} {
return 0
}
return 0
}
return 1
}
proc validate_arctags {a} {
global arctags idtags
set i -1
set na $arctags($a)
foreach id $arctags($a) {
incr i
if {![info exists idtags($id)]} {
set na [lreplace $na $i $i]
incr i -1
}
}
set arctags($a) $na
}
proc validate_archeads {a} {
global archeads idheads
set i -1
set na $archeads($a)
foreach id $archeads($a) {
incr i
if {![info exists idheads($id)]} {
set na [lreplace $na $i $i]
incr i -1
}
}
set archeads($a) $na
}
# Return the list of IDs that have tags that are descendents of id,
# ignoring IDs that are descendents of IDs already reported.
proc desctags {id} {
global arcnos arcstart arcids arctags idtags allparents
global growing cached_dtags
if {![info exists allparents($id)]} {
return {}
}
set t1 [clock clicks -milliseconds]
set argid $id
if {[llength $arcnos($id)] == 1 && [llength $allparents($id)] == 1} {
# part-way along an arc; check that arc first
set a [lindex $arcnos($id) 0]
if {$arctags($a) ne {}} {
validate_arctags $a
set i [lsearch -exact $arcids($a) $id]
set tid {}
foreach t $arctags($a) {
set j [lsearch -exact $arcids($a) $t]
if {$j >= $i} break
set tid $t
}
if {$tid ne {}} {
return $tid
}
}
set id $arcstart($a)
if {[info exists idtags($id)]} {
return $id
}
}
if {[info exists cached_dtags($id)]} {
return $cached_dtags($id)
}
set origid $id
set todo [list $id]
set queued($id) 1
set nc 1
for {set i 0} {$i < [llength $todo] && $nc > 0} {incr i} {
set id [lindex $todo $i]
set done($id) 1
set ta [info exists hastaggedancestor($id)]
if {!$ta} {
incr nc -1
}
# ignore tags on starting node
if {!$ta && $i > 0} {
if {[info exists idtags($id)]} {
set tagloc($id) $id
set ta 1
} elseif {[info exists cached_dtags($id)]} {
set tagloc($id) $cached_dtags($id)
set ta 1
}
}
foreach a $arcnos($id) {
set d $arcstart($a)
if {!$ta && $arctags($a) ne {}} {
validate_arctags $a
if {$arctags($a) ne {}} {
lappend tagloc($id) [lindex $arctags($a) end]
}
}
if {$ta || $arctags($a) ne {}} {
set tomark [list $d]
for {set j 0} {$j < [llength $tomark]} {incr j} {
set dd [lindex $tomark $j]
if {![info exists hastaggedancestor($dd)]} {
if {[info exists done($dd)]} {
foreach b $arcnos($dd) {
lappend tomark $arcstart($b)
}
if {[info exists tagloc($dd)]} {
unset tagloc($dd)
}
} elseif {[info exists queued($dd)]} {
incr nc -1
}
set hastaggedancestor($dd) 1
}
}
}
if {![info exists queued($d)]} {
lappend todo $d
set queued($d) 1
if {![info exists hastaggedancestor($d)]} {
incr nc
}
}
}
}
set tags {}
foreach id [array names tagloc] {
if {![info exists hastaggedancestor($id)]} {
foreach t $tagloc($id) {
if {[lsearch -exact $tags $t] < 0} {
lappend tags $t
}
}
}
}
set t2 [clock clicks -milliseconds]
set loopix $i
# remove tags that are descendents of other tags
for {set i 0} {$i < [llength $tags]} {incr i} {
set a [lindex $tags $i]
for {set j 0} {$j < $i} {incr j} {
set b [lindex $tags $j]
set r [anc_or_desc $a $b]
if {$r == 1} {
set tags [lreplace $tags $j $j]
incr j -1
incr i -1
} elseif {$r == -1} {
set tags [lreplace $tags $i $i]
incr i -1
break
}
}
}
if {[array names growing] ne {}} {
# graph isn't finished, need to check if any tag could get
# eclipsed by another tag coming later. Simply ignore any
# tags that could later get eclipsed.
set ctags {}
foreach t $tags {
if {[is_certain $t $origid]} {
lappend ctags $t
}
}
if {$tags eq $ctags} {
set cached_dtags($origid) $tags
} else {
set tags $ctags
}
} else {
set cached_dtags($origid) $tags
}
set t3 [clock clicks -milliseconds]
if {0 && $t3 - $t1 >= 100} {
puts "iterating descendents ($loopix/[llength $todo] nodes) took\
[expr {$t2-$t1}]+[expr {$t3-$t2}]ms, $nc candidates left"
}
return $tags
}
proc anctags {id} {
global arcnos arcids arcout arcend arctags idtags allparents
global growing cached_atags
if {![info exists allparents($id)]} {
return {}
}
set t1 [clock clicks -milliseconds]
set argid $id
if {[llength $arcnos($id)] == 1 && [llength $allparents($id)] == 1} {
# part-way along an arc; check that arc first
set a [lindex $arcnos($id) 0]
if {$arctags($a) ne {}} {
validate_arctags $a
set i [lsearch -exact $arcids($a) $id]
foreach t $arctags($a) {
set j [lsearch -exact $arcids($a) $t]
if {$j > $i} {
return $t
}
}
}
if {![info exists arcend($a)]} {
return {}
}
set id $arcend($a)
if {[info exists idtags($id)]} {
return $id
}
}
if {[info exists cached_atags($id)]} {
return $cached_atags($id)
}
set origid $id
set todo [list $id]
set queued($id) 1
set taglist {}
set nc 1
for {set i 0} {$i < [llength $todo] && $nc > 0} {incr i} {
set id [lindex $todo $i]
set done($id) 1
set td [info exists hastaggeddescendent($id)]
if {!$td} {
incr nc -1
}
# ignore tags on starting node
if {!$td && $i > 0} {
if {[info exists idtags($id)]} {
set tagloc($id) $id
set td 1
} elseif {[info exists cached_atags($id)]} {
set tagloc($id) $cached_atags($id)
set td 1
}
}
foreach a $arcout($id) {
if {!$td && $arctags($a) ne {}} {
validate_arctags $a
if {$arctags($a) ne {}} {
lappend tagloc($id) [lindex $arctags($a) 0]
}
}
if {![info exists arcend($a)]} continue
set d $arcend($a)
if {$td || $arctags($a) ne {}} {
set tomark [list $d]
for {set j 0} {$j < [llength $tomark]} {incr j} {
set dd [lindex $tomark $j]
if {![info exists hastaggeddescendent($dd)]} {
if {[info exists done($dd)]} {
foreach b $arcout($dd) {
if {[info exists arcend($b)]} {
lappend tomark $arcend($b)
}
}
if {[info exists tagloc($dd)]} {
unset tagloc($dd)
}
} elseif {[info exists queued($dd)]} {
incr nc -1
}
set hastaggeddescendent($dd) 1
}
}
}
if {![info exists queued($d)]} {
lappend todo $d
set queued($d) 1
if {![info exists hastaggeddescendent($d)]} {
incr nc
}
}
}
}
set t2 [clock clicks -milliseconds]
set loopix $i
set tags {}
foreach id [array names tagloc] {
if {![info exists hastaggeddescendent($id)]} {
foreach t $tagloc($id) {
if {[lsearch -exact $tags $t] < 0} {
lappend tags $t
}
}
}
}
# remove tags that are ancestors of other tags
for {set i 0} {$i < [llength $tags]} {incr i} {
set a [lindex $tags $i]
for {set j 0} {$j < $i} {incr j} {
set b [lindex $tags $j]
set r [anc_or_desc $a $b]
if {$r == -1} {
set tags [lreplace $tags $j $j]
incr j -1
incr i -1
} elseif {$r == 1} {
set tags [lreplace $tags $i $i]
incr i -1
break
}
}
}
if {[array names growing] ne {}} {
# graph isn't finished, need to check if any tag could get
# eclipsed by another tag coming later. Simply ignore any
# tags that could later get eclipsed.
set ctags {}
foreach t $tags {
if {[is_certain $origid $t]} {
lappend ctags $t
}
}
if {$tags eq $ctags} {
set cached_atags($origid) $tags
} else {
set tags $ctags
}
} else {
set cached_atags($origid) $tags
}
set t3 [clock clicks -milliseconds]
if {0 && $t3 - $t1 >= 100} {
puts "iterating ancestors ($loopix/[llength $todo] nodes) took\
[expr {$t2-$t1}]+[expr {$t3-$t2}]ms, $nc candidates left"
}
return $tags
}
# Return the list of IDs that have heads that are descendents of id,
# including id itself if it has a head.
proc descheads {id} {
global arcnos arcstart arcids archeads idheads cached_dheads
global allparents
if {![info exists allparents($id)]} {
return {}
}
set aret {}
if {[llength $arcnos($id)] == 1 && [llength $allparents($id)] == 1} {
# part-way along an arc; check it first
set a [lindex $arcnos($id) 0]
if {$archeads($a) ne {}} {
validate_archeads $a
set i [lsearch -exact $arcids($a) $id]
foreach t $archeads($a) {
set j [lsearch -exact $arcids($a) $t]
if {$j > $i} break
lappend aret $t
}
}
set id $arcstart($a)
}
set origid $id
set todo [list $id]
set seen($id) 1
set ret {}
for {set i 0} {$i < [llength $todo]} {incr i} {
set id [lindex $todo $i]
if {[info exists cached_dheads($id)]} {
set ret [concat $ret $cached_dheads($id)]
} else {
if {[info exists idheads($id)]} {
lappend ret $id
}
foreach a $arcnos($id) {
if {$archeads($a) ne {}} {
validate_archeads $a
if {$archeads($a) ne {}} {
set ret [concat $ret $archeads($a)]
}
}
set d $arcstart($a)
if {![info exists seen($d)]} {
lappend todo $d
set seen($d) 1
}
}
}
}
set ret [lsort -unique $ret]
set cached_dheads($origid) $ret
return [concat $ret $aret]
}
proc addedtag {id} {
global arcnos arcout cached_dtags cached_atags
if {![info exists arcnos($id)]} return
if {![info exists arcout($id)]} {
recalcarc [lindex $arcnos($id) 0]
}
catch {unset cached_dtags}
catch {unset cached_atags}
}
proc addedhead {hid head} {
global arcnos arcout cached_dheads
if {![info exists arcnos($hid)]} return
if {![info exists arcout($hid)]} {
recalcarc [lindex $arcnos($hid) 0]
}
catch {unset cached_dheads}
}
proc removedhead {hid head} {
global cached_dheads
catch {unset cached_dheads}
}
proc movedhead {hid head} {
global arcnos arcout cached_dheads
if {![info exists arcnos($hid)]} return
if {![info exists arcout($hid)]} {
recalcarc [lindex $arcnos($hid) 0]
}
catch {unset cached_dheads}
}
proc changedrefs {} {
global cached_dheads cached_dtags cached_atags
global arctags archeads arcnos arcout idheads idtags
foreach id [concat [array names idheads] [array names idtags]] {
if {[info exists arcnos($id)] && ![info exists arcout($id)]} {
set a [lindex $arcnos($id) 0]
if {![info exists donearc($a)]} {
recalcarc $a
set donearc($a) 1
}
}
}
catch {unset cached_dtags}
catch {unset cached_atags}
catch {unset cached_dheads}
}
proc rereadrefs {} {
global idtags idheads idotherrefs mainhead
set refids [concat [array names idtags] \
[array names idheads] [array names idotherrefs]]
foreach id $refids {
if {![info exists ref($id)]} {
set ref($id) [listrefs $id]
}
}
set oldmainhead $mainhead
readrefs
changedrefs
set refids [lsort -unique [concat $refids [array names idtags] \
[array names idheads] [array names idotherrefs]]]
foreach id $refids {
set v [listrefs $id]
if {![info exists ref($id)] || $ref($id) != $v ||
($id eq $oldmainhead && $id ne $mainhead) ||
($id eq $mainhead && $id ne $oldmainhead)} {
redrawtags $id
}
}
run refill_reflist
}
proc listrefs {id} {
global idtags idheads idotherrefs
set x {}
if {[info exists idtags($id)]} {
set x $idtags($id)
}
set y {}
if {[info exists idheads($id)]} {
set y $idheads($id)
}
set z {}
if {[info exists idotherrefs($id)]} {
set z $idotherrefs($id)
}
return [list $x $y $z]
}
proc showtag {tag isnew} {
global ctext tagcontents tagids linknum tagobjid
if {$isnew} {
addtohistory [list showtag $tag 0]
}
$ctext conf -state normal
clear_ctext
settabs 0
set linknum 0
if {![info exists tagcontents($tag)]} {
catch {
set tagcontents($tag) [exec git cat-file tag $tagobjid($tag)]
}
}
if {[info exists tagcontents($tag)]} {
set text $tagcontents($tag)
} else {
set text "Tag: $tag\nId: $tagids($tag)"
}
appendwithlinks $text {}
$ctext conf -state disabled
init_flist {}
}
proc doquit {} {
global stopped
set stopped 100
savestuff .
destroy .
}
proc mkfontdisp {font top which} {
global fontattr fontpref $font
set fontpref($font) [set $font]
button $top.${font}but -text $which -font optionfont \
-command [list choosefont $font $which]
label $top.$font -relief flat -font $font \
-text $fontattr($font,family) -justify left
grid x $top.${font}but $top.$font -sticky w
}
proc choosefont {font which} {
global fontparam fontlist fonttop fontattr
set fontparam(which) $which
set fontparam(font) $font
set fontparam(family) [font actual $font -family]
set fontparam(size) $fontattr($font,size)
set fontparam(weight) $fontattr($font,weight)
set fontparam(slant) $fontattr($font,slant)
set top .gitkfont
set fonttop $top
if {![winfo exists $top]} {
font create sample
eval font config sample [font actual $font]
toplevel $top
wm title $top "Gitk font chooser"
label $top.l -textvariable fontparam(which) -font uifont
pack $top.l -side top
set fontlist [lsort [font families]]
frame $top.f
listbox $top.f.fam -listvariable fontlist \
-yscrollcommand [list $top.f.sb set]
bind $top.f.fam <<ListboxSelect>> selfontfam
scrollbar $top.f.sb -command [list $top.f.fam yview]
pack $top.f.sb -side right -fill y
pack $top.f.fam -side left -fill both -expand 1
pack $top.f -side top -fill both -expand 1
frame $top.g
spinbox $top.g.size -from 4 -to 40 -width 4 \
-textvariable fontparam(size) \
-validatecommand {string is integer -strict %s}
checkbutton $top.g.bold -padx 5 \
-font {{Times New Roman} 12 bold} -text "B" -indicatoron 0 \
-variable fontparam(weight) -onvalue bold -offvalue normal
checkbutton $top.g.ital -padx 5 \
-font {{Times New Roman} 12 italic} -text "I" -indicatoron 0 \
-variable fontparam(slant) -onvalue italic -offvalue roman
pack $top.g.size $top.g.bold $top.g.ital -side left
pack $top.g -side top
canvas $top.c -width 150 -height 50 -border 2 -relief sunk \
-background white
$top.c create text 100 25 -anchor center -text $which -font sample \
-fill black -tags text
bind $top.c <Configure> [list centertext $top.c]
pack $top.c -side top -fill x
frame $top.buts
button $top.buts.ok -text "OK" -command fontok -default active \
-font uifont
button $top.buts.can -text "Cancel" -command fontcan -default normal \
-font uifont
grid $top.buts.ok $top.buts.can
grid columnconfigure $top.buts 0 -weight 1 -uniform a
grid columnconfigure $top.buts 1 -weight 1 -uniform a
pack $top.buts -side bottom -fill x
trace add variable fontparam write chg_fontparam
} else {
raise $top
$top.c itemconf text -text $which
}
set i [lsearch -exact $fontlist $fontparam(family)]
if {$i >= 0} {
$top.f.fam selection set $i
$top.f.fam see $i
}
}
proc centertext {w} {
$w coords text [expr {[winfo width $w] / 2}] [expr {[winfo height $w] / 2}]
}
proc fontok {} {
global fontparam fontpref prefstop
set f $fontparam(font)
set fontpref($f) [list $fontparam(family) $fontparam(size)]
if {$fontparam(weight) eq "bold"} {
lappend fontpref($f) "bold"
}
if {$fontparam(slant) eq "italic"} {
lappend fontpref($f) "italic"
}
set w $prefstop.$f
$w conf -text $fontparam(family) -font $fontpref($f)
fontcan
}
proc fontcan {} {
global fonttop fontparam
if {[info exists fonttop]} {
catch {destroy $fonttop}
catch {font delete sample}
unset fonttop
unset fontparam
}
}
proc selfontfam {} {
global fonttop fontparam
set i [$fonttop.f.fam curselection]
if {$i ne {}} {
set fontparam(family) [$fonttop.f.fam get $i]
}
}
proc chg_fontparam {v sub op} {
global fontparam
font config sample -$sub $fontparam($sub)
}
proc doprefs {} {
global maxwidth maxgraphpct
global oldprefs prefstop showneartags showlocalchanges
global bgcolor fgcolor ctext diffcolors selectbgcolor
global uifont tabstop limitdiffs
set top .gitkprefs
set prefstop $top
if {[winfo exists $top]} {
raise $top
return
}
foreach v {maxwidth maxgraphpct showneartags showlocalchanges \
limitdiffs tabstop} {
set oldprefs($v) [set $v]
}
toplevel $top
wm title $top "Gitk preferences"
label $top.ldisp -text "Commit list display options"
$top.ldisp configure -font uifont
grid $top.ldisp - -sticky w -pady 10
label $top.spacer -text " "
label $top.maxwidthl -text "Maximum graph width (lines)" \
-font optionfont
spinbox $top.maxwidth -from 0 -to 100 -width 4 -textvariable maxwidth
grid $top.spacer $top.maxwidthl $top.maxwidth -sticky w
label $top.maxpctl -text "Maximum graph width (% of pane)" \
-font optionfont
spinbox $top.maxpct -from 1 -to 100 -width 4 -textvariable maxgraphpct
grid x $top.maxpctl $top.maxpct -sticky w
frame $top.showlocal
label $top.showlocal.l -text "Show local changes" -font optionfont
checkbutton $top.showlocal.b -variable showlocalchanges
pack $top.showlocal.b $top.showlocal.l -side left
grid x $top.showlocal -sticky w
label $top.ddisp -text "Diff display options"
$top.ddisp configure -font uifont
grid $top.ddisp - -sticky w -pady 10
label $top.tabstopl -text "Tab spacing" -font optionfont
spinbox $top.tabstop -from 1 -to 20 -width 4 -textvariable tabstop
grid x $top.tabstopl $top.tabstop -sticky w
frame $top.ntag
label $top.ntag.l -text "Display nearby tags" -font optionfont
checkbutton $top.ntag.b -variable showneartags
pack $top.ntag.b $top.ntag.l -side left
grid x $top.ntag -sticky w
frame $top.ldiff
label $top.ldiff.l -text "Limit diffs to listed paths" -font optionfont
checkbutton $top.ldiff.b -variable limitdiffs
pack $top.ldiff.b $top.ldiff.l -side left
grid x $top.ldiff -sticky w
label $top.cdisp -text "Colors: press to choose"
$top.cdisp configure -font uifont
grid $top.cdisp - -sticky w -pady 10
label $top.bg -padx 40 -relief sunk -background $bgcolor
button $top.bgbut -text "Background" -font optionfont \
-command [list choosecolor bgcolor 0 $top.bg background setbg]
grid x $top.bgbut $top.bg -sticky w
label $top.fg -padx 40 -relief sunk -background $fgcolor
button $top.fgbut -text "Foreground" -font optionfont \
-command [list choosecolor fgcolor 0 $top.fg foreground setfg]
grid x $top.fgbut $top.fg -sticky w
label $top.diffold -padx 40 -relief sunk -background [lindex $diffcolors 0]
button $top.diffoldbut -text "Diff: old lines" -font optionfont \
-command [list choosecolor diffcolors 0 $top.diffold "diff old lines" \
[list $ctext tag conf d0 -foreground]]
grid x $top.diffoldbut $top.diffold -sticky w
label $top.diffnew -padx 40 -relief sunk -background [lindex $diffcolors 1]
button $top.diffnewbut -text "Diff: new lines" -font optionfont \
-command [list choosecolor diffcolors 1 $top.diffnew "diff new lines" \
[list $ctext tag conf d1 -foreground]]
grid x $top.diffnewbut $top.diffnew -sticky w
label $top.hunksep -padx 40 -relief sunk -background [lindex $diffcolors 2]
button $top.hunksepbut -text "Diff: hunk header" -font optionfont \
-command [list choosecolor diffcolors 2 $top.hunksep \
"diff hunk header" \
[list $ctext tag conf hunksep -foreground]]
grid x $top.hunksepbut $top.hunksep -sticky w
label $top.selbgsep -padx 40 -relief sunk -background $selectbgcolor
button $top.selbgbut -text "Select bg" -font optionfont \
-command [list choosecolor selectbgcolor 0 $top.selbgsep background setselbg]
grid x $top.selbgbut $top.selbgsep -sticky w
label $top.cfont -text "Fonts: press to choose"
$top.cfont configure -font uifont
grid $top.cfont - -sticky w -pady 10
mkfontdisp mainfont $top "Main font"
mkfontdisp textfont $top "Diff display font"
mkfontdisp uifont $top "User interface font"
frame $top.buts
button $top.buts.ok -text "OK" -command prefsok -default active
$top.buts.ok configure -font uifont
button $top.buts.can -text "Cancel" -command prefscan -default normal
$top.buts.can configure -font uifont
grid $top.buts.ok $top.buts.can
grid columnconfigure $top.buts 0 -weight 1 -uniform a
grid columnconfigure $top.buts 1 -weight 1 -uniform a
grid $top.buts - - -pady 10 -sticky ew
bind $top <Visibility> "focus $top.buts.ok"
}
proc choosecolor {v vi w x cmd} {
global $v
set c [tk_chooseColor -initialcolor [lindex [set $v] $vi] \
-title "Gitk: choose color for $x"]
if {$c eq {}} return
$w conf -background $c
lset $v $vi $c
eval $cmd $c
}
proc setselbg {c} {
global bglist cflist
foreach w $bglist {
$w configure -selectbackground $c
}
$cflist tag configure highlight \
-background [$cflist cget -selectbackground]
allcanvs itemconf secsel -fill $c
}
proc setbg {c} {
global bglist
foreach w $bglist {
$w conf -background $c
}
}
proc setfg {c} {
global fglist canv
foreach w $fglist {
$w conf -foreground $c
}
allcanvs itemconf text -fill $c
$canv itemconf circle -outline $c
}
proc prefscan {} {
global oldprefs prefstop
foreach v {maxwidth maxgraphpct showneartags showlocalchanges \
limitdiffs tabstop} {
global $v
set $v $oldprefs($v)
}
catch {destroy $prefstop}
unset prefstop
fontcan
}
proc prefsok {} {
global maxwidth maxgraphpct
global oldprefs prefstop showneartags showlocalchanges
global fontpref mainfont textfont uifont
global limitdiffs treediffs
catch {destroy $prefstop}
unset prefstop
fontcan
set fontchanged 0
if {$mainfont ne $fontpref(mainfont)} {
set mainfont $fontpref(mainfont)
parsefont mainfont $mainfont
eval font configure mainfont [fontflags mainfont]
eval font configure mainfontbold [fontflags mainfont 1]
setcoords
set fontchanged 1
}
if {$textfont ne $fontpref(textfont)} {
set textfont $fontpref(textfont)
parsefont textfont $textfont
eval font configure textfont [fontflags textfont]
eval font configure textfontbold [fontflags textfont 1]
}
if {$uifont ne $fontpref(uifont)} {
set uifont $fontpref(uifont)
parsefont uifont $uifont
eval font configure uifont [fontflags uifont]
}
settabs
if {$showlocalchanges != $oldprefs(showlocalchanges)} {
if {$showlocalchanges} {
doshowlocalchanges
} else {
dohidelocalchanges
}
}
if {$limitdiffs != $oldprefs(limitdiffs)} {
# treediffs elements are limited by path
catch {unset treediffs}
}
if {$fontchanged || $maxwidth != $oldprefs(maxwidth)
|| $maxgraphpct != $oldprefs(maxgraphpct)} {
redisplay
} elseif {$showneartags != $oldprefs(showneartags) ||
$limitdiffs != $oldprefs(limitdiffs)} {
reselectline
}
}
proc formatdate {d} {
global datetimeformat
if {$d ne {}} {
set d [clock format $d -format $datetimeformat]
}
return $d
}
# This list of encoding names and aliases is distilled from
# http://www.iana.org/assignments/character-sets.
# Not all of them are supported by Tcl.
set encoding_aliases {
{ ANSI_X3.4-1968 iso-ir-6 ANSI_X3.4-1986 ISO_646.irv:1991 ASCII
ISO646-US US-ASCII us IBM367 cp367 csASCII }
{ ISO-10646-UTF-1 csISO10646UTF1 }
{ ISO_646.basic:1983 ref csISO646basic1983 }
{ INVARIANT csINVARIANT }
{ ISO_646.irv:1983 iso-ir-2 irv csISO2IntlRefVersion }
{ BS_4730 iso-ir-4 ISO646-GB gb uk csISO4UnitedKingdom }
{ NATS-SEFI iso-ir-8-1 csNATSSEFI }
{ NATS-SEFI-ADD iso-ir-8-2 csNATSSEFIADD }
{ NATS-DANO iso-ir-9-1 csNATSDANO }
{ NATS-DANO-ADD iso-ir-9-2 csNATSDANOADD }
{ SEN_850200_B iso-ir-10 FI ISO646-FI ISO646-SE se csISO10Swedish }
{ SEN_850200_C iso-ir-11 ISO646-SE2 se2 csISO11SwedishForNames }
{ KS_C_5601-1987 iso-ir-149 KS_C_5601-1989 KSC_5601 korean csKSC56011987 }
{ ISO-2022-KR csISO2022KR }
{ EUC-KR csEUCKR }
{ ISO-2022-JP csISO2022JP }
{ ISO-2022-JP-2 csISO2022JP2 }
{ JIS_C6220-1969-jp JIS_C6220-1969 iso-ir-13 katakana x0201-7
csISO13JISC6220jp }
{ JIS_C6220-1969-ro iso-ir-14 jp ISO646-JP csISO14JISC6220ro }
{ IT iso-ir-15 ISO646-IT csISO15Italian }
{ PT iso-ir-16 ISO646-PT csISO16Portuguese }
{ ES iso-ir-17 ISO646-ES csISO17Spanish }
{ greek7-old iso-ir-18 csISO18Greek7Old }
{ latin-greek iso-ir-19 csISO19LatinGreek }
{ DIN_66003 iso-ir-21 de ISO646-DE csISO21German }
{ NF_Z_62-010_(1973) iso-ir-25 ISO646-FR1 csISO25French }
{ Latin-greek-1 iso-ir-27 csISO27LatinGreek1 }
{ ISO_5427 iso-ir-37 csISO5427Cyrillic }
{ JIS_C6226-1978 iso-ir-42 csISO42JISC62261978 }
{ BS_viewdata iso-ir-47 csISO47BSViewdata }
{ INIS iso-ir-49 csISO49INIS }
{ INIS-8 iso-ir-50 csISO50INIS8 }
{ INIS-cyrillic iso-ir-51 csISO51INISCyrillic }
{ ISO_5427:1981 iso-ir-54 ISO5427Cyrillic1981 }
{ ISO_5428:1980 iso-ir-55 csISO5428Greek }
{ GB_1988-80 iso-ir-57 cn ISO646-CN csISO57GB1988 }
{ GB_2312-80 iso-ir-58 chinese csISO58GB231280 }
{ NS_4551-1 iso-ir-60 ISO646-NO no csISO60DanishNorwegian
csISO60Norwegian1 }
{ NS_4551-2 ISO646-NO2 iso-ir-61 no2 csISO61Norwegian2 }
{ NF_Z_62-010 iso-ir-69 ISO646-FR fr csISO69French }
{ videotex-suppl iso-ir-70 csISO70VideotexSupp1 }
{ PT2 iso-ir-84 ISO646-PT2 csISO84Portuguese2 }
{ ES2 iso-ir-85 ISO646-ES2 csISO85Spanish2 }
{ MSZ_7795.3 iso-ir-86 ISO646-HU hu csISO86Hungarian }
{ JIS_C6226-1983 iso-ir-87 x0208 JIS_X0208-1983 csISO87JISX0208 }
{ greek7 iso-ir-88 csISO88Greek7 }
{ ASMO_449 ISO_9036 arabic7 iso-ir-89 csISO89ASMO449 }
{ iso-ir-90 csISO90 }
{ JIS_C6229-1984-a iso-ir-91 jp-ocr-a csISO91JISC62291984a }
{ JIS_C6229-1984-b iso-ir-92 ISO646-JP-OCR-B jp-ocr-b
csISO92JISC62991984b }
{ JIS_C6229-1984-b-add iso-ir-93 jp-ocr-b-add csISO93JIS62291984badd }
{ JIS_C6229-1984-hand iso-ir-94 jp-ocr-hand csISO94JIS62291984hand }
{ JIS_C6229-1984-hand-add iso-ir-95 jp-ocr-hand-add
csISO95JIS62291984handadd }
{ JIS_C6229-1984-kana iso-ir-96 csISO96JISC62291984kana }
{ ISO_2033-1983 iso-ir-98 e13b csISO2033 }
{ ANSI_X3.110-1983 iso-ir-99 CSA_T500-1983 NAPLPS csISO99NAPLPS }
{ ISO_8859-1:1987 iso-ir-100 ISO_8859-1 ISO-8859-1 latin1 l1 IBM819
CP819 csISOLatin1 }
{ ISO_8859-2:1987 iso-ir-101 ISO_8859-2 ISO-8859-2 latin2 l2 csISOLatin2 }
{ T.61-7bit iso-ir-102 csISO102T617bit }
{ T.61-8bit T.61 iso-ir-103 csISO103T618bit }
{ ISO_8859-3:1988 iso-ir-109 ISO_8859-3 ISO-8859-3 latin3 l3 csISOLatin3 }
{ ISO_8859-4:1988 iso-ir-110 ISO_8859-4 ISO-8859-4 latin4 l4 csISOLatin4 }
{ ECMA-cyrillic iso-ir-111 KOI8-E csISO111ECMACyrillic }
{ CSA_Z243.4-1985-1 iso-ir-121 ISO646-CA csa7-1 ca csISO121Canadian1 }
{ CSA_Z243.4-1985-2 iso-ir-122 ISO646-CA2 csa7-2 csISO122Canadian2 }
{ CSA_Z243.4-1985-gr iso-ir-123 csISO123CSAZ24341985gr }
{ ISO_8859-6:1987 iso-ir-127 ISO_8859-6 ISO-8859-6 ECMA-114 ASMO-708
arabic csISOLatinArabic }
{ ISO_8859-6-E csISO88596E ISO-8859-6-E }
{ ISO_8859-6-I csISO88596I ISO-8859-6-I }
{ ISO_8859-7:1987 iso-ir-126 ISO_8859-7 ISO-8859-7 ELOT_928 ECMA-118
greek greek8 csISOLatinGreek }
{ T.101-G2 iso-ir-128 csISO128T101G2 }
{ ISO_8859-8:1988 iso-ir-138 ISO_8859-8 ISO-8859-8 hebrew
csISOLatinHebrew }
{ ISO_8859-8-E csISO88598E ISO-8859-8-E }
{ ISO_8859-8-I csISO88598I ISO-8859-8-I }
{ CSN_369103 iso-ir-139 csISO139CSN369103 }
{ JUS_I.B1.002 iso-ir-141 ISO646-YU js yu csISO141JUSIB1002 }
{ ISO_6937-2-add iso-ir-142 csISOTextComm }
{ IEC_P27-1 iso-ir-143 csISO143IECP271 }
{ ISO_8859-5:1988 iso-ir-144 ISO_8859-5 ISO-8859-5 cyrillic
csISOLatinCyrillic }
{ JUS_I.B1.003-serb iso-ir-146 serbian csISO146Serbian }
{ JUS_I.B1.003-mac macedonian iso-ir-147 csISO147Macedonian }
{ ISO_8859-9:1989 iso-ir-148 ISO_8859-9 ISO-8859-9 latin5 l5 csISOLatin5 }
{ greek-ccitt iso-ir-150 csISO150 csISO150GreekCCITT }
{ NC_NC00-10:81 cuba iso-ir-151 ISO646-CU csISO151Cuba }
{ ISO_6937-2-25 iso-ir-152 csISO6937Add }
{ GOST_19768-74 ST_SEV_358-88 iso-ir-153 csISO153GOST1976874 }
{ ISO_8859-supp iso-ir-154 latin1-2-5 csISO8859Supp }
{ ISO_10367-box iso-ir-155 csISO10367Box }
{ ISO-8859-10 iso-ir-157 l6 ISO_8859-10:1992 csISOLatin6 latin6 }
{ latin-lap lap iso-ir-158 csISO158Lap }
{ JIS_X0212-1990 x0212 iso-ir-159 csISO159JISX02121990 }
{ DS_2089 DS2089 ISO646-DK dk csISO646Danish }
{ us-dk csUSDK }
{ dk-us csDKUS }
{ JIS_X0201 X0201 csHalfWidthKatakana }
{ KSC5636 ISO646-KR csKSC5636 }
{ ISO-10646-UCS-2 csUnicode }
{ ISO-10646-UCS-4 csUCS4 }
{ DEC-MCS dec csDECMCS }
{ hp-roman8 roman8 r8 csHPRoman8 }
{ macintosh mac csMacintosh }
{ IBM037 cp037 ebcdic-cp-us ebcdic-cp-ca ebcdic-cp-wt ebcdic-cp-nl
csIBM037 }
{ IBM038 EBCDIC-INT cp038 csIBM038 }
{ IBM273 CP273 csIBM273 }
{ IBM274 EBCDIC-BE CP274 csIBM274 }
{ IBM275 EBCDIC-BR cp275 csIBM275 }
{ IBM277 EBCDIC-CP-DK EBCDIC-CP-NO csIBM277 }
{ IBM278 CP278 ebcdic-cp-fi ebcdic-cp-se csIBM278 }
{ IBM280 CP280 ebcdic-cp-it csIBM280 }
{ IBM281 EBCDIC-JP-E cp281 csIBM281 }
{ IBM284 CP284 ebcdic-cp-es csIBM284 }
{ IBM285 CP285 ebcdic-cp-gb csIBM285 }
{ IBM290 cp290 EBCDIC-JP-kana csIBM290 }
{ IBM297 cp297 ebcdic-cp-fr csIBM297 }
{ IBM420 cp420 ebcdic-cp-ar1 csIBM420 }
{ IBM423 cp423 ebcdic-cp-gr csIBM423 }
{ IBM424 cp424 ebcdic-cp-he csIBM424 }
{ IBM437 cp437 437 csPC8CodePage437 }
{ IBM500 CP500 ebcdic-cp-be ebcdic-cp-ch csIBM500 }
{ IBM775 cp775 csPC775Baltic }
{ IBM850 cp850 850 csPC850Multilingual }
{ IBM851 cp851 851 csIBM851 }
{ IBM852 cp852 852 csPCp852 }
{ IBM855 cp855 855 csIBM855 }
{ IBM857 cp857 857 csIBM857 }
{ IBM860 cp860 860 csIBM860 }
{ IBM861 cp861 861 cp-is csIBM861 }
{ IBM862 cp862 862 csPC862LatinHebrew }
{ IBM863 cp863 863 csIBM863 }
{ IBM864 cp864 csIBM864 }
{ IBM865 cp865 865 csIBM865 }
{ IBM866 cp866 866 csIBM866 }
{ IBM868 CP868 cp-ar csIBM868 }
{ IBM869 cp869 869 cp-gr csIBM869 }
{ IBM870 CP870 ebcdic-cp-roece ebcdic-cp-yu csIBM870 }
{ IBM871 CP871 ebcdic-cp-is csIBM871 }
{ IBM880 cp880 EBCDIC-Cyrillic csIBM880 }
{ IBM891 cp891 csIBM891 }
{ IBM903 cp903 csIBM903 }
{ IBM904 cp904 904 csIBBM904 }
{ IBM905 CP905 ebcdic-cp-tr csIBM905 }
{ IBM918 CP918 ebcdic-cp-ar2 csIBM918 }
{ IBM1026 CP1026 csIBM1026 }
{ EBCDIC-AT-DE csIBMEBCDICATDE }
{ EBCDIC-AT-DE-A csEBCDICATDEA }
{ EBCDIC-CA-FR csEBCDICCAFR }
{ EBCDIC-DK-NO csEBCDICDKNO }
{ EBCDIC-DK-NO-A csEBCDICDKNOA }
{ EBCDIC-FI-SE csEBCDICFISE }
{ EBCDIC-FI-SE-A csEBCDICFISEA }
{ EBCDIC-FR csEBCDICFR }
{ EBCDIC-IT csEBCDICIT }
{ EBCDIC-PT csEBCDICPT }
{ EBCDIC-ES csEBCDICES }
{ EBCDIC-ES-A csEBCDICESA }
{ EBCDIC-ES-S csEBCDICESS }
{ EBCDIC-UK csEBCDICUK }
{ EBCDIC-US csEBCDICUS }
{ UNKNOWN-8BIT csUnknown8BiT }
{ MNEMONIC csMnemonic }
{ MNEM csMnem }
{ VISCII csVISCII }
{ VIQR csVIQR }
{ KOI8-R csKOI8R }
{ IBM00858 CCSID00858 CP00858 PC-Multilingual-850+euro }
{ IBM00924 CCSID00924 CP00924 ebcdic-Latin9--euro }
{ IBM01140 CCSID01140 CP01140 ebcdic-us-37+euro }
{ IBM01141 CCSID01141 CP01141 ebcdic-de-273+euro }
{ IBM01142 CCSID01142 CP01142 ebcdic-dk-277+euro ebcdic-no-277+euro }
{ IBM01143 CCSID01143 CP01143 ebcdic-fi-278+euro ebcdic-se-278+euro }
{ IBM01144 CCSID01144 CP01144 ebcdic-it-280+euro }
{ IBM01145 CCSID01145 CP01145 ebcdic-es-284+euro }
{ IBM01146 CCSID01146 CP01146 ebcdic-gb-285+euro }
{ IBM01147 CCSID01147 CP01147 ebcdic-fr-297+euro }
{ IBM01148 CCSID01148 CP01148 ebcdic-international-500+euro }
{ IBM01149 CCSID01149 CP01149 ebcdic-is-871+euro }
{ IBM1047 IBM-1047 }
{ PTCP154 csPTCP154 PT154 CP154 Cyrillic-Asian }
{ Amiga-1251 Ami1251 Amiga1251 Ami-1251 }
{ UNICODE-1-1 csUnicode11 }
{ CESU-8 csCESU-8 }
{ BOCU-1 csBOCU-1 }
{ UNICODE-1-1-UTF-7 csUnicode11UTF7 }
{ ISO-8859-14 iso-ir-199 ISO_8859-14:1998 ISO_8859-14 latin8 iso-celtic
l8 }
{ ISO-8859-15 ISO_8859-15 Latin-9 }
{ ISO-8859-16 iso-ir-226 ISO_8859-16:2001 ISO_8859-16 latin10 l10 }
{ GBK CP936 MS936 windows-936 }
{ JIS_Encoding csJISEncoding }
{ Shift_JIS MS_Kanji csShiftJIS }
{ Extended_UNIX_Code_Packed_Format_for_Japanese csEUCPkdFmtJapanese
EUC-JP }
{ Extended_UNIX_Code_Fixed_Width_for_Japanese csEUCFixWidJapanese }
{ ISO-10646-UCS-Basic csUnicodeASCII }
{ ISO-10646-Unicode-Latin1 csUnicodeLatin1 ISO-10646 }
{ ISO-Unicode-IBM-1261 csUnicodeIBM1261 }
{ ISO-Unicode-IBM-1268 csUnicodeIBM1268 }
{ ISO-Unicode-IBM-1276 csUnicodeIBM1276 }
{ ISO-Unicode-IBM-1264 csUnicodeIBM1264 }
{ ISO-Unicode-IBM-1265 csUnicodeIBM1265 }
{ ISO-8859-1-Windows-3.0-Latin-1 csWindows30Latin1 }
{ ISO-8859-1-Windows-3.1-Latin-1 csWindows31Latin1 }
{ ISO-8859-2-Windows-Latin-2 csWindows31Latin2 }
{ ISO-8859-9-Windows-Latin-5 csWindows31Latin5 }
{ Adobe-Standard-Encoding csAdobeStandardEncoding }
{ Ventura-US csVenturaUS }
{ Ventura-International csVenturaInternational }
{ PC8-Danish-Norwegian csPC8DanishNorwegian }
{ PC8-Turkish csPC8Turkish }
{ IBM-Symbols csIBMSymbols }
{ IBM-Thai csIBMThai }
{ HP-Legal csHPLegal }
{ HP-Pi-font csHPPiFont }
{ HP-Math8 csHPMath8 }
{ Adobe-Symbol-Encoding csHPPSMath }
{ HP-DeskTop csHPDesktop }
{ Ventura-Math csVenturaMath }
{ Microsoft-Publishing csMicrosoftPublishing }
{ Windows-31J csWindows31J }
{ GB2312 csGB2312 }
{ Big5 csBig5 }
}
proc tcl_encoding {enc} {
global encoding_aliases
set names [encoding names]
set lcnames [string tolower $names]
set enc [string tolower $enc]
set i [lsearch -exact $lcnames $enc]
if {$i < 0} {
# look for "isonnn" instead of "iso-nnn" or "iso_nnn"
if {[regsub {^iso[-_]} $enc iso encx]} {
set i [lsearch -exact $lcnames $encx]
}
}
if {$i < 0} {
foreach l $encoding_aliases {
set ll [string tolower $l]
if {[lsearch -exact $ll $enc] < 0} continue
# look through the aliases for one that tcl knows about
foreach e $ll {
set i [lsearch -exact $lcnames $e]
if {$i < 0} {
if {[regsub {^iso[-_]} $e iso ex]} {
set i [lsearch -exact $lcnames $ex]
}
}
if {$i >= 0} break
}
break
}
}
if {$i >= 0} {
return [lindex $names $i]
}
return {}
}
# First check that Tcl/Tk is recent enough
if {[catch {package require Tk 8.4} err]} {
show_error {} . "Sorry, gitk cannot run with this version of Tcl/Tk.\n\
Gitk requires at least Tcl/Tk 8.4."
exit 1
}
# defaults...
set datemode 0
set wrcomcmd "git diff-tree --stdin -p --pretty"
set gitencoding {}
catch {
set gitencoding [exec git config --get i18n.commitencoding]
}
if {$gitencoding == ""} {
set gitencoding "utf-8"
}
set tclencoding [tcl_encoding $gitencoding]
if {$tclencoding == {}} {
puts stderr "Warning: encoding $gitencoding is not supported by Tcl/Tk"
}
set mainfont {Helvetica 9}
set textfont {Courier 9}
set uifont {Helvetica 9 bold}
set tabstop 8
set findmergefiles 0
set maxgraphpct 50
set maxwidth 16
set revlistorder 0
set fastdate 0
set uparrowlen 5
set downarrowlen 5
set mingaplen 100
set cmitmode "patch"
set wrapcomment "none"
set showneartags 1
set maxrefs 20
set maxlinelen 200
set showlocalchanges 1
set limitdiffs 1
set datetimeformat "%Y-%m-%d %H:%M:%S"
set colors {green red blue magenta darkgrey brown orange}
set bgcolor white
set fgcolor black
set diffcolors {red "#00a000" blue}
set diffcontext 3
set selectbgcolor gray85
## For msgcat loading, first locate the installation location.
if { [info exists ::env(GITK_MSGSDIR)] } {
## Msgsdir was manually set in the environment.
set gitk_msgsdir $::env(GITK_MSGSDIR)
} else {
## Let's guess the prefix from argv0.
set gitk_prefix [file dirname [file dirname [file normalize $argv0]]]
set gitk_libdir [file join $gitk_prefix share gitk lib]
set gitk_msgsdir [file join $gitk_libdir msgs]
unset gitk_prefix
}
## Internationalization (i18n) through msgcat and gettext. See
## http://www.gnu.org/software/gettext/manual/html_node/Tcl.html
package require msgcat
namespace import ::msgcat::mc
## And eventually load the actual message catalog
::msgcat::mcload $gitk_msgsdir
catch {source ~/.gitk}
font create optionfont -family sans-serif -size -12
parsefont mainfont $mainfont
eval font create mainfont [fontflags mainfont]
eval font create mainfontbold [fontflags mainfont 1]
parsefont textfont $textfont
eval font create textfont [fontflags textfont]
eval font create textfontbold [fontflags textfont 1]
parsefont uifont $uifont
eval font create uifont [fontflags uifont]
# check that we can find a .git directory somewhere...
if {[catch {set gitdir [gitdir]}]} {
show_error {} . "Cannot find a git repository here."
exit 1
}
if {![file isdirectory $gitdir]} {
show_error {} . "Cannot find the git directory \"$gitdir\"."
exit 1
}
set mergeonly 0
set revtreeargs {}
set cmdline_files {}
set i 0
foreach arg $argv {
switch -- $arg {
"" { }
"-d" { set datemode 1 }
"--merge" {
set mergeonly 1
lappend revtreeargs $arg
}
"--" {
set cmdline_files [lrange $argv [expr {$i + 1}] end]
break
}
default {
lappend revtreeargs $arg
}
}
incr i
}
if {$i >= [llength $argv] && $revtreeargs ne {}} {
# no -- on command line, but some arguments (other than -d)
if {[catch {
set f [eval exec git rev-parse --no-revs --no-flags $revtreeargs]
set cmdline_files [split $f "\n"]
set n [llength $cmdline_files]
set revtreeargs [lrange $revtreeargs 0 end-$n]
# Unfortunately git rev-parse doesn't produce an error when
# something is both a revision and a filename. To be consistent
# with git log and git rev-list, check revtreeargs for filenames.
foreach arg $revtreeargs {
if {[file exists $arg]} {
show_error {} . "Ambiguous argument '$arg': both revision\
and filename"
exit 1
}
}
} err]} {
# unfortunately we get both stdout and stderr in $err,
# so look for "fatal:".
set i [string first "fatal:" $err]
if {$i > 0} {
set err [string range $err [expr {$i + 6}] end]
}
show_error {} . "Bad arguments to gitk:\n$err"
exit 1
}
}
if {$mergeonly} {
# find the list of unmerged files
set mlist {}
set nr_unmerged 0
if {[catch {
set fd [open "| git ls-files -u" r]
} err]} {
show_error {} . "Couldn't get list of unmerged files: $err"
exit 1
}
while {[gets $fd line] >= 0} {
set i [string first "\t" $line]
if {$i < 0} continue
set fname [string range $line [expr {$i+1}] end]
if {[lsearch -exact $mlist $fname] >= 0} continue
incr nr_unmerged
if {$cmdline_files eq {} || [path_filter $cmdline_files $fname]} {
lappend mlist $fname
}
}
catch {close $fd}
if {$mlist eq {}} {
if {$nr_unmerged == 0} {
show_error {} . "No files selected: --merge specified but\
no files are unmerged."
} else {
show_error {} . "No files selected: --merge specified but\
no unmerged files are within file limit."
}
exit 1
}
set cmdline_files $mlist
}
set nullid "0000000000000000000000000000000000000000"
set nullid2 "0000000000000000000000000000000000000001"
set have_tk85 [expr {[package vcompare $tk_version "8.5"] >= 0}]
set runq {}
set history {}
set historyindex 0
set fh_serial 0
set nhl_names {}
set highlight_paths {}
set findpattern {}
set searchdirn -forwards
set boldrows {}
set boldnamerows {}
set diffelide {0 0}
set markingmatches 0
set linkentercount 0
set need_redisplay 0
set nrows_drawn 0
set firsttabstop 0
set nextviewnum 1
set curview 0
set selectedview 0
set selectedhlview None
set highlight_related None
set highlight_files {}
set viewfiles(0) {}
set viewperm(0) 0
set viewargs(0) {}
set cmdlineok 0
set stopped 0
set stuffsaved 0
set patchnum 0
set localirow -1
set localfrow -1
set lserial 0
setcoords
makewindow
# wait for the window to become visible
tkwait visibility .
wm title . "[file tail $argv0]: [file tail [pwd]]"
readrefs
if {$cmdline_files ne {} || $revtreeargs ne {}} {
# create a view for the files/dirs specified on the command line
set curview 1
set selectedview 1
set nextviewnum 2
set viewname(1) "Command line"
set viewfiles(1) $cmdline_files
set viewargs(1) $revtreeargs
set viewperm(1) 0
addviewmenu 1
.bar.view entryconf Edit* -state normal
.bar.view entryconf Delete* -state normal
}
if {[info exists permviews]} {
foreach v $permviews {
set n $nextviewnum
incr nextviewnum
set viewname($n) [lindex $v 0]
set viewfiles($n) [lindex $v 1]
set viewargs($n) [lindex $v 2]
set viewperm($n) 1
addviewmenu $n
}
}
getcommits
|