The listrefs procedure was inadvertently removed during the course of development, but there is still a user of it, so resurrect it. Signed-off-by: Junio C Hamano <junkio@cox.net> Signed-off-by: Paul Mackerras <paulus@samba.org>
		
			
				
	
	
		
			5722 lines
		
	
	
		
			154 KiB
		
	
	
	
		
			Tcl
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			5722 lines
		
	
	
		
			154 KiB
		
	
	
	
		
			Tcl
		
	
	
		
			Executable File
		
	
	
	
	
#!/bin/sh
 | 
						||
# Tcl ignores the next line -*- tcl -*- \
 | 
						||
exec wish "$0" -- "$@"
 | 
						||
 | 
						||
# Copyright (C) 2005 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 $env(GIT_DIR)
 | 
						||
    } else {
 | 
						||
	return ".git"
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
proc start_rev_list {view} {
 | 
						||
    global startmsecs nextupdate ncmupdate
 | 
						||
    global commfd leftover tclencoding datemode
 | 
						||
    global viewargs viewfiles commitidx
 | 
						||
 | 
						||
    set startmsecs [clock clicks -milliseconds]
 | 
						||
    set nextupdate [expr {$startmsecs + 100}]
 | 
						||
    set ncmupdate 1
 | 
						||
    set commitidx($view) 0
 | 
						||
    set args $viewargs($view)
 | 
						||
    if {$viewfiles($view) ne {}} {
 | 
						||
	set args [concat $args "--" $viewfiles($view)]
 | 
						||
    }
 | 
						||
    set order "--topo-order"
 | 
						||
    if {$datemode} {
 | 
						||
	set order "--date-order"
 | 
						||
    }
 | 
						||
    if {[catch {
 | 
						||
	set fd [open [concat | git rev-list --header $order \
 | 
						||
			  --parents --boundary --default HEAD $args] r]
 | 
						||
    } err]} {
 | 
						||
	puts stderr "Error executing git rev-list: $err"
 | 
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	exit 1
 | 
						||
    }
 | 
						||
    set commfd($view) $fd
 | 
						||
    set leftover($view) {}
 | 
						||
    fconfigure $fd -blocking 0 -translation lf
 | 
						||
    if {$tclencoding != {}} {
 | 
						||
	fconfigure $fd -encoding $tclencoding
 | 
						||
    }
 | 
						||
    fileevent $fd readable [list getcommitlines $fd $view]
 | 
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    nowbusy $view
 | 
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}
 | 
						||
 | 
						||
proc stop_rev_list {} {
 | 
						||
    global commfd curview
 | 
						||
 | 
						||
    if {![info exists commfd($curview)]} return
 | 
						||
    set fd $commfd($curview)
 | 
						||
    catch {
 | 
						||
	set pid [pid $fd]
 | 
						||
	exec kill $pid
 | 
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    }
 | 
						||
    catch {close $fd}
 | 
						||
    unset commfd($curview)
 | 
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}
 | 
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 | 
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proc getcommits {} {
 | 
						||
    global phase canv mainfont curview
 | 
						||
 | 
						||
    set phase getcommits
 | 
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    initlayout
 | 
						||
    start_rev_list $curview
 | 
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    show_status "Reading commits..."
 | 
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}
 | 
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 | 
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proc getcommitlines {fd view}  {
 | 
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    global commitlisted nextupdate
 | 
						||
    global leftover commfd
 | 
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    global displayorder commitidx commitrow commitdata
 | 
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    global parentlist childlist children curview hlview
 | 
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    global vparentlist vchildlist vdisporder vcmitlisted
 | 
						||
 | 
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    set stuff [read $fd]
 | 
						||
    if {$stuff == {}} {
 | 
						||
	if {![eof $fd]} return
 | 
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	global viewname
 | 
						||
	unset commfd($view)
 | 
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	notbusy $view
 | 
						||
	# 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"
 | 
						||
	    }
 | 
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	    error_popup $err
 | 
						||
	}
 | 
						||
	if {$view == $curview} {
 | 
						||
	    after idle finishcommits
 | 
						||
	}
 | 
						||
	return
 | 
						||
    }
 | 
						||
    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} {
 | 
						||
	    set ids [string range $cmit 0 [expr {$j - 1}]]
 | 
						||
	    if {[string range $ids 0 0] == "-"} {
 | 
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		set listed 0
 | 
						||
		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 $shortcmit 0 80]..."
 | 
						||
	    }
 | 
						||
	    error_popup "Can't parse git rev-list output: {$shortcmit}"
 | 
						||
	    exit 1
 | 
						||
	}
 | 
						||
	set id [lindex $ids 0]
 | 
						||
	if {$listed} {
 | 
						||
	    set olds [lrange $ids 1 end]
 | 
						||
	    set i 0
 | 
						||
	    foreach p $olds {
 | 
						||
		if {$i == 0 || [lsearch -exact $olds $p] >= $i} {
 | 
						||
		    lappend children($view,$p) $id
 | 
						||
		}
 | 
						||
		incr i
 | 
						||
	    }
 | 
						||
	} else {
 | 
						||
	    set olds {}
 | 
						||
	}
 | 
						||
	if {![info exists children($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 childlist $children($view,$id)
 | 
						||
	    lappend displayorder $id
 | 
						||
	    lappend commitlisted $listed
 | 
						||
	} else {
 | 
						||
	    lappend vparentlist($view) $olds
 | 
						||
	    lappend vchildlist($view) $children($view,$id)
 | 
						||
	    lappend vdisporder($view) $id
 | 
						||
	    lappend vcmitlisted($view) $listed
 | 
						||
	}
 | 
						||
	set gotsome 1
 | 
						||
    }
 | 
						||
    if {$gotsome} {
 | 
						||
	if {$view == $curview} {
 | 
						||
	    layoutmore
 | 
						||
	} elseif {[info exists hlview] && $view == $hlview} {
 | 
						||
	    vhighlightmore
 | 
						||
	}
 | 
						||
    }
 | 
						||
    if {[clock clicks -milliseconds] >= $nextupdate} {
 | 
						||
	doupdate
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
proc doupdate {} {
 | 
						||
    global commfd nextupdate numcommits ncmupdate
 | 
						||
 | 
						||
    foreach v [array names commfd] {
 | 
						||
	fileevent $commfd($v) readable {}
 | 
						||
    }
 | 
						||
    update
 | 
						||
    set nextupdate [expr {[clock clicks -milliseconds] + 100}]
 | 
						||
    if {$numcommits < 100} {
 | 
						||
	set ncmupdate [expr {$numcommits + 1}]
 | 
						||
    } elseif {$numcommits < 10000} {
 | 
						||
	set ncmupdate [expr {$numcommits + 10}]
 | 
						||
    } else {
 | 
						||
	set ncmupdate [expr {$numcommits + 100}]
 | 
						||
    }
 | 
						||
    foreach v [array names commfd] {
 | 
						||
	set fd $commfd($v)
 | 
						||
	fileevent $fd readable [list getcommitlines $fd $v]
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
proc readcommit {id} {
 | 
						||
    if {[catch {set contents [exec git cat-file commit $id]}]} return
 | 
						||
    parsecommit $id $contents 0
 | 
						||
}
 | 
						||
 | 
						||
proc updatecommits {} {
 | 
						||
    global viewdata curview phase displayorder
 | 
						||
    global children commitrow selectedline thickerline
 | 
						||
 | 
						||
    if {$phase ne {}} {
 | 
						||
	stop_rev_list
 | 
						||
	set phase {}
 | 
						||
    }
 | 
						||
    set n $curview
 | 
						||
    foreach id $displayorder {
 | 
						||
	catch {unset children($n,$id)}
 | 
						||
	catch {unset commitrow($n,$id)}
 | 
						||
    }
 | 
						||
    set curview -1
 | 
						||
    catch {unset selectedline}
 | 
						||
    catch {unset thickerline}
 | 
						||
    catch {unset viewdata($n)}
 | 
						||
    discardallcommits
 | 
						||
    readrefs
 | 
						||
    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 line of the comment as the headline
 | 
						||
    set i [string first "\n" $comment]
 | 
						||
    if {$i >= 0} {
 | 
						||
	set headline [string trim [string range $comment 0 $i]]
 | 
						||
    } else {
 | 
						||
	set headline $comment
 | 
						||
    }
 | 
						||
    if {!$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 tagcontents
 | 
						||
    global otherrefids idotherrefs
 | 
						||
 | 
						||
    foreach v {tagids idtags headids idheads otherrefids idotherrefs} {
 | 
						||
	catch {unset $v}
 | 
						||
    }
 | 
						||
    set refd [open [list | git ls-remote [gitdir]] r]
 | 
						||
    while {0 <= [set n [gets $refd line]]} {
 | 
						||
	if {![regexp {^([0-9a-f]{40})	refs/([^^]*)$} $line \
 | 
						||
	    match id path]} {
 | 
						||
	    continue
 | 
						||
	}
 | 
						||
	if {[regexp {^remotes/.*/HEAD$} $path match]} {
 | 
						||
	    continue
 | 
						||
	}
 | 
						||
	if {![regexp {^(tags|heads)/(.*)$} $path match type name]} {
 | 
						||
	    set type others
 | 
						||
	    set name $path
 | 
						||
	}
 | 
						||
	if {[regexp {^remotes/} $path match]} {
 | 
						||
	    set type heads
 | 
						||
	}
 | 
						||
	if {$type == "tags"} {
 | 
						||
	    set tagids($name) $id
 | 
						||
	    lappend idtags($id) $name
 | 
						||
	    set obj {}
 | 
						||
	    set type {}
 | 
						||
	    set tag {}
 | 
						||
	    catch {
 | 
						||
		set commit [exec git rev-parse "$id^0"]
 | 
						||
		if {"$commit" != "$id"} {
 | 
						||
		    set tagids($name) $commit
 | 
						||
		    lappend idtags($commit) $name
 | 
						||
		}
 | 
						||
	    }		
 | 
						||
	    catch {
 | 
						||
	        set tagcontents($name) [exec git cat-file tag "$id"]
 | 
						||
	    }
 | 
						||
	} elseif { $type == "heads" } {
 | 
						||
	    set headids($name) $id
 | 
						||
	    lappend idheads($id) $name
 | 
						||
	} else {
 | 
						||
	    set otherrefids($name) $id
 | 
						||
	    lappend idotherrefs($id) $name
 | 
						||
	}
 | 
						||
    }
 | 
						||
    close $refd
 | 
						||
}
 | 
						||
 | 
						||
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 makewindow {} {
 | 
						||
    global canv canv2 canv3 linespc charspc ctext cflist
 | 
						||
    global textfont mainfont uifont
 | 
						||
    global findtype findtypemenu findloc findstring fstring geometry
 | 
						||
    global entries sha1entry sha1string sha1but
 | 
						||
    global maincursor textcursor curtextcursor
 | 
						||
    global rowctxmenu mergemax wrapcomment
 | 
						||
    global highlight_files gdttype
 | 
						||
    global searchstring sstring
 | 
						||
 | 
						||
    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 "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
 | 
						||
 | 
						||
    if {![info exists geometry(canv1)]} {
 | 
						||
	set geometry(canv1) [expr {45 * $charspc}]
 | 
						||
	set geometry(canv2) [expr {30 * $charspc}]
 | 
						||
	set geometry(canv3) [expr {15 * $charspc}]
 | 
						||
	set geometry(canvh) [expr {25 * $linespc + 4}]
 | 
						||
	set geometry(ctextw) 80
 | 
						||
	set geometry(ctexth) 30
 | 
						||
	set geometry(cflistw) 30
 | 
						||
    }
 | 
						||
    panedwindow .ctop -orient vertical
 | 
						||
    if {[info exists geometry(width)]} {
 | 
						||
	.ctop conf -width $geometry(width) -height $geometry(height)
 | 
						||
	set texth [expr {$geometry(height) - $geometry(canvh) - 56}]
 | 
						||
	set geometry(ctexth) [expr {($texth - 8) /
 | 
						||
				    [font metrics $textfont -linespace]}]
 | 
						||
    }
 | 
						||
    frame .ctop.top
 | 
						||
    frame .ctop.top.bar
 | 
						||
    frame .ctop.top.lbar
 | 
						||
    pack .ctop.top.lbar -side bottom -fill x
 | 
						||
    pack .ctop.top.bar -side bottom -fill x
 | 
						||
    set cscroll .ctop.top.csb
 | 
						||
    scrollbar $cscroll -command {allcanvs yview} -highlightthickness 0
 | 
						||
    pack $cscroll -side right -fill y
 | 
						||
    panedwindow .ctop.top.clist -orient horizontal -sashpad 0 -handlesize 4
 | 
						||
    pack .ctop.top.clist -side top -fill both -expand 1
 | 
						||
    .ctop add .ctop.top
 | 
						||
    set canv .ctop.top.clist.canv
 | 
						||
    canvas $canv -height $geometry(canvh) -width $geometry(canv1) \
 | 
						||
	-bg white -bd 0 \
 | 
						||
	-yscrollincr $linespc -yscrollcommand "scrollcanv $cscroll"
 | 
						||
    .ctop.top.clist add $canv
 | 
						||
    set canv2 .ctop.top.clist.canv2
 | 
						||
    canvas $canv2 -height $geometry(canvh) -width $geometry(canv2) \
 | 
						||
	-bg white -bd 0 -yscrollincr $linespc
 | 
						||
    .ctop.top.clist add $canv2
 | 
						||
    set canv3 .ctop.top.clist.canv3
 | 
						||
    canvas $canv3 -height $geometry(canvh) -width $geometry(canv3) \
 | 
						||
	-bg white -bd 0 -yscrollincr $linespc
 | 
						||
    .ctop.top.clist add $canv3
 | 
						||
    bind .ctop.top.clist <Configure> {resizeclistpanes %W %w}
 | 
						||
 | 
						||
    set sha1entry .ctop.top.bar.sha1
 | 
						||
    set entries $sha1entry
 | 
						||
    set sha1but .ctop.top.bar.sha1label
 | 
						||
    button $sha1but -text "SHA1 ID: " -state disabled -relief flat \
 | 
						||
	-command gotocommit -width 8 -font $uifont
 | 
						||
    $sha1but conf -disabledforeground [$sha1but cget -foreground]
 | 
						||
    pack .ctop.top.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 .ctop.top.bar.leftbut -image bm-left -command goback \
 | 
						||
	-state disabled -width 26
 | 
						||
    pack .ctop.top.bar.leftbut -side left -fill y
 | 
						||
    button .ctop.top.bar.rightbut -image bm-right -command goforw \
 | 
						||
	-state disabled -width 26
 | 
						||
    pack .ctop.top.bar.rightbut -side left -fill y
 | 
						||
 | 
						||
    button .ctop.top.bar.findbut -text "Find" -command dofind -font $uifont
 | 
						||
    pack .ctop.top.bar.findbut -side left
 | 
						||
    set findstring {}
 | 
						||
    set fstring .ctop.top.bar.findstring
 | 
						||
    lappend entries $fstring
 | 
						||
    entry $fstring -width 30 -font $textfont -textvariable findstring
 | 
						||
    trace add variable findstring write find_change
 | 
						||
    pack $fstring -side left -expand 1 -fill x
 | 
						||
    set findtype Exact
 | 
						||
    set findtypemenu [tk_optionMenu .ctop.top.bar.findtype \
 | 
						||
			  findtype Exact IgnCase Regexp]
 | 
						||
    trace add variable findtype write find_change
 | 
						||
    .ctop.top.bar.findtype configure -font $uifont
 | 
						||
    .ctop.top.bar.findtype.menu configure -font $uifont
 | 
						||
    set findloc "All fields"
 | 
						||
    tk_optionMenu .ctop.top.bar.findloc findloc "All fields" Headline \
 | 
						||
	Comments Author Committer
 | 
						||
    trace add variable findloc write find_change
 | 
						||
    .ctop.top.bar.findloc configure -font $uifont
 | 
						||
    .ctop.top.bar.findloc.menu configure -font $uifont
 | 
						||
    pack .ctop.top.bar.findloc -side right
 | 
						||
    pack .ctop.top.bar.findtype -side right
 | 
						||
 | 
						||
    label .ctop.top.lbar.flabel -text "Highlight:  Commits " \
 | 
						||
	-font $uifont
 | 
						||
    pack .ctop.top.lbar.flabel -side left -fill y
 | 
						||
    set gdttype "touching paths:"
 | 
						||
    set gm [tk_optionMenu .ctop.top.lbar.gdttype gdttype "touching paths:" \
 | 
						||
		"adding/removing string:"]
 | 
						||
    trace add variable gdttype write hfiles_change
 | 
						||
    $gm conf -font $uifont
 | 
						||
    .ctop.top.lbar.gdttype conf -font $uifont
 | 
						||
    pack .ctop.top.lbar.gdttype -side left -fill y
 | 
						||
    entry .ctop.top.lbar.fent -width 25 -font $textfont \
 | 
						||
	-textvariable highlight_files
 | 
						||
    trace add variable highlight_files write hfiles_change
 | 
						||
    lappend entries .ctop.top.lbar.fent
 | 
						||
    pack .ctop.top.lbar.fent -side left -fill x -expand 1
 | 
						||
    label .ctop.top.lbar.vlabel -text " OR in view" -font $uifont
 | 
						||
    pack .ctop.top.lbar.vlabel -side left -fill y
 | 
						||
    global viewhlmenu selectedhlview
 | 
						||
    set viewhlmenu [tk_optionMenu .ctop.top.lbar.vhl selectedhlview None]
 | 
						||
    $viewhlmenu entryconf 0 -command delvhighlight
 | 
						||
    $viewhlmenu conf -font $uifont
 | 
						||
    .ctop.top.lbar.vhl conf -font $uifont
 | 
						||
    pack .ctop.top.lbar.vhl -side left -fill y
 | 
						||
    label .ctop.top.lbar.rlabel -text " OR " -font $uifont
 | 
						||
    pack .ctop.top.lbar.rlabel -side left -fill y
 | 
						||
    global highlight_related
 | 
						||
    set m [tk_optionMenu .ctop.top.lbar.relm highlight_related None \
 | 
						||
	       "Descendent" "Not descendent" "Ancestor" "Not ancestor"]
 | 
						||
    $m conf -font $uifont
 | 
						||
    .ctop.top.lbar.relm conf -font $uifont
 | 
						||
    trace add variable highlight_related write vrel_change
 | 
						||
    pack .ctop.top.lbar.relm -side left -fill y
 | 
						||
 | 
						||
    panedwindow .ctop.cdet -orient horizontal
 | 
						||
    .ctop add .ctop.cdet
 | 
						||
    frame .ctop.cdet.left
 | 
						||
    frame .ctop.cdet.left.bot
 | 
						||
    pack .ctop.cdet.left.bot -side bottom -fill x
 | 
						||
    button .ctop.cdet.left.bot.search -text "Search" -command dosearch \
 | 
						||
	-font $uifont
 | 
						||
    pack .ctop.cdet.left.bot.search -side left -padx 5
 | 
						||
    set sstring .ctop.cdet.left.bot.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
 | 
						||
    set ctext .ctop.cdet.left.ctext
 | 
						||
    text $ctext -bg white -state disabled -font $textfont \
 | 
						||
	-width $geometry(ctextw) -height $geometry(ctexth) \
 | 
						||
	-yscrollcommand scrolltext -wrap none
 | 
						||
    scrollbar .ctop.cdet.left.sb -command "$ctext yview"
 | 
						||
    pack .ctop.cdet.left.sb -side right -fill y
 | 
						||
    pack $ctext -side left -fill both -expand 1
 | 
						||
    .ctop.cdet add .ctop.cdet.left
 | 
						||
 | 
						||
    $ctext tag conf comment -wrap $wrapcomment
 | 
						||
    $ctext tag conf filesep -font [concat $textfont bold] -back "#aaaaaa"
 | 
						||
    $ctext tag conf hunksep -fore blue
 | 
						||
    $ctext tag conf d0 -fore red
 | 
						||
    $ctext tag conf d1 -fore "#00a000"
 | 
						||
    $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 [concat $textfont bold]
 | 
						||
    $ctext tag conf msep -font [concat $textfont bold]
 | 
						||
    $ctext tag conf found -back yellow
 | 
						||
 | 
						||
    frame .ctop.cdet.right
 | 
						||
    frame .ctop.cdet.right.mode
 | 
						||
    radiobutton .ctop.cdet.right.mode.patch -text "Patch" \
 | 
						||
	-command reselectline -variable cmitmode -value "patch"
 | 
						||
    radiobutton .ctop.cdet.right.mode.tree -text "Tree" \
 | 
						||
	-command reselectline -variable cmitmode -value "tree"
 | 
						||
    grid .ctop.cdet.right.mode.patch .ctop.cdet.right.mode.tree -sticky ew
 | 
						||
    pack .ctop.cdet.right.mode -side top -fill x
 | 
						||
    set cflist .ctop.cdet.right.cfiles
 | 
						||
    set indent [font measure $mainfont "nn"]
 | 
						||
    text $cflist -width $geometry(cflistw) -background white -font $mainfont \
 | 
						||
	-tabs [list $indent [expr {2 * $indent}]] \
 | 
						||
	-yscrollcommand ".ctop.cdet.right.sb set" \
 | 
						||
	-cursor [. cget -cursor] \
 | 
						||
	-spacing1 1 -spacing3 1
 | 
						||
    scrollbar .ctop.cdet.right.sb -command "$cflist yview"
 | 
						||
    pack .ctop.cdet.right.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 [concat $mainfont bold]
 | 
						||
    .ctop.cdet add .ctop.cdet.right
 | 
						||
    bind .ctop.cdet <Configure> {resizecdetpanes %W %w}
 | 
						||
 | 
						||
    pack .ctop -side top -fill both -expand 1
 | 
						||
 | 
						||
    bindall <1> {selcanvline %W %x %y}
 | 
						||
    #bindall <B1-Motion> {selcanvline %W %x %y}
 | 
						||
    bindall <ButtonRelease-4> "allcanvs yview scroll -5 units"
 | 
						||
    bindall <ButtonRelease-5> "allcanvs yview scroll 5 units"
 | 
						||
    bindall <2> "canvscan mark %W %x %y"
 | 
						||
    bindall <B2-Motion> "canvscan dragto %W %x %y"
 | 
						||
    bindkey <Home> selfirstline
 | 
						||
    bindkey <End> sellastline
 | 
						||
    bind . <Key-Up> "selnextline -1"
 | 
						||
    bind . <Key-Down> "selnextline 1"
 | 
						||
    bind . <Shift-Key-Up> "next_highlight -1"
 | 
						||
    bind . <Shift-Key-Down> "next_highlight 1"
 | 
						||
    bindkey <Key-Right> "goforw"
 | 
						||
    bindkey <Key-Left> "goback"
 | 
						||
    bind . <Key-Prior> "selnextpage -1"
 | 
						||
    bind . <Key-Next> "selnextpage 1"
 | 
						||
    bind . <Control-Home> "allcanvs yview moveto 0.0"
 | 
						||
    bind . <Control-End> "allcanvs yview moveto 1.0"
 | 
						||
    bind . <Control-Key-Up> "allcanvs yview scroll -1 units"
 | 
						||
    bind . <Control-Key-Down> "allcanvs yview scroll 1 units"
 | 
						||
    bind . <Control-Key-Prior> "allcanvs yview scroll -1 pages"
 | 
						||
    bind . <Control-Key-Next> "allcanvs yview scroll 1 pages"
 | 
						||
    bindkey <Key-Delete> "$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 / {findnext 1}
 | 
						||
    bindkey <Key-Return> {findnext 0}
 | 
						||
    bindkey ? findprev
 | 
						||
    bindkey f nextfile
 | 
						||
    bind . <Control-q> doquit
 | 
						||
    bind . <Control-f> dofind
 | 
						||
    bind . <Control-g> {findnext 0}
 | 
						||
    bind . <Control-r> dosearchback
 | 
						||
    bind . <Control-s> dosearch
 | 
						||
    bind . <Control-equal> {incrfont 1}
 | 
						||
    bind . <Control-KP_Add> {incrfont 1}
 | 
						||
    bind . <Control-minus> {incrfont -1}
 | 
						||
    bind . <Control-KP_Subtract> {incrfont -1}
 | 
						||
    bind . <Destroy> {savestuff %W}
 | 
						||
    bind . <Button-1> "click %W"
 | 
						||
    bind $fstring <Key-Return> dofind
 | 
						||
    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 $cflist <ButtonRelease-1> {treeclick %W %x %y}
 | 
						||
 | 
						||
    set maincursor [. cget -cursor]
 | 
						||
    set textcursor [$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
 | 
						||
}
 | 
						||
 | 
						||
# 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 entries
 | 
						||
    foreach e $entries {
 | 
						||
	if {$w == $e} return
 | 
						||
    }
 | 
						||
    focus .
 | 
						||
}
 | 
						||
 | 
						||
proc savestuff {w} {
 | 
						||
    global canv canv2 canv3 ctext cflist mainfont textfont uifont
 | 
						||
    global stuffsaved findmergefiles maxgraphpct
 | 
						||
    global maxwidth showneartags
 | 
						||
    global viewname viewfiles viewargs viewperm nextviewnum
 | 
						||
    global cmitmode wrapcomment
 | 
						||
 | 
						||
    if {$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 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 "set geometry(width) [winfo width .ctop]"
 | 
						||
	puts $f "set geometry(height) [winfo height .ctop]"
 | 
						||
	puts $f "set geometry(canv1) [expr {[winfo width $canv]-2}]"
 | 
						||
	puts $f "set geometry(canv2) [expr {[winfo width $canv2]-2}]"
 | 
						||
	puts $f "set geometry(canv3) [expr {[winfo width $canv3]-2}]"
 | 
						||
	puts $f "set geometry(canvh) [expr {[winfo height $canv]-2}]"
 | 
						||
	set wid [expr {([winfo width $ctext] - 8) \
 | 
						||
			   / [font measure $textfont "0"]}]
 | 
						||
	puts $f "set geometry(ctextw) $wid"
 | 
						||
	set wid [expr {([winfo width $cflist] - 11) \
 | 
						||
			   / [font measure [$cflist cget -font] "0"]}]
 | 
						||
	puts $f "set geometry(cflistw) $wid"
 | 
						||
	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 {} {
 | 
						||
    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 <EFBFBD> 2005-2006 Paul Mackerras
 | 
						||
 | 
						||
Use and redistribute under the terms of the GNU General Public License} \
 | 
						||
	    -justify center -aspect 400
 | 
						||
    pack $w.m -side top -fill x -padx 20 -pady 20
 | 
						||
    button $w.ok -text Close -command "destroy $w"
 | 
						||
    pack $w.ok -side bottom
 | 
						||
}
 | 
						||
 | 
						||
proc keys {} {
 | 
						||
    set w .keys
 | 
						||
    if {[winfo exists $w]} {
 | 
						||
	raise $w
 | 
						||
	return
 | 
						||
    }
 | 
						||
    toplevel $w
 | 
						||
    wm title $w "Gitk key bindings"
 | 
						||
    message $w.m -text {
 | 
						||
Gitk key bindings:
 | 
						||
 | 
						||
<Ctrl-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
 | 
						||
<Ctrl-Home>	Scroll to top of commit list
 | 
						||
<Ctrl-End>	Scroll to bottom of commit list
 | 
						||
<Ctrl-Up>	Scroll commit list up one line
 | 
						||
<Ctrl-Down>	Scroll commit list down one line
 | 
						||
<Ctrl-PageUp>	Scroll commit list up one page
 | 
						||
<Ctrl-PageDown>	Scroll commit list down one page
 | 
						||
<Shift-Up>	Move to previous highlighted line
 | 
						||
<Shift-Down>	Move to next highlighted line
 | 
						||
<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
 | 
						||
<Ctrl-F>		Find
 | 
						||
<Ctrl-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
 | 
						||
<Ctrl-S>		Search for next hit in diff view
 | 
						||
<Ctrl-R>		Search for previous hit in diff view
 | 
						||
<Ctrl-KP+>	Increase font size
 | 
						||
<Ctrl-plus>	Increase font size
 | 
						||
<Ctrl-KP->	Decrease font size
 | 
						||
<Ctrl-minus>	Decrease font size
 | 
						||
} \
 | 
						||
	    -justify left -bg white -border 2 -relief sunken
 | 
						||
    pack $w.m -side top -fill both
 | 
						||
    button $w.ok -text Close -command "destroy $w"
 | 
						||
    pack $w.ok -side bottom
 | 
						||
}
 | 
						||
 | 
						||
# 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]
 | 
						||
    }
 | 
						||
    $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};
 | 
						||
}
 | 
						||
 | 
						||
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}]]}
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
# 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)
 | 
						||
    grid $top.nl $top.name -sticky w -pady 5
 | 
						||
    checkbutton $top.perm -text "Remember this view" -variable newviewperm($n)
 | 
						||
    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
 | 
						||
    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 $top.t -width 40 -height 10 -background white
 | 
						||
    if {[info exists viewfiles($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]
 | 
						||
    button $top.buts.can -text "Cancel" -command [list destroy $top]
 | 
						||
    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 7 [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} {
 | 
						||
	    after idle showview $n
 | 
						||
	} else {
 | 
						||
	    after idle 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 7 [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} {
 | 
						||
		after idle 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\($i\) $v
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
proc showview {n} {
 | 
						||
    global curview viewdata viewfiles
 | 
						||
    global displayorder parentlist childlist rowidlist rowoffsets
 | 
						||
    global colormap rowtextx commitrow nextcolor canvxmax
 | 
						||
    global numcommits rowrangelist commitlisted idrowranges
 | 
						||
    global selectedline currentid canv canvy0
 | 
						||
    global matchinglines treediffs
 | 
						||
    global pending_select phase
 | 
						||
    global commitidx rowlaidout rowoptim linesegends
 | 
						||
    global commfd nextupdate
 | 
						||
    global selectedview
 | 
						||
    global vparentlist vchildlist vdisporder vcmitlisted
 | 
						||
    global hlview selectedhlview
 | 
						||
 | 
						||
    if {$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 - $ytop) / 2}]
 | 
						||
	}
 | 
						||
    }
 | 
						||
    unselectline
 | 
						||
    normalline
 | 
						||
    stopfindproc
 | 
						||
    if {$curview >= 0} {
 | 
						||
	set vparentlist($curview) $parentlist
 | 
						||
	set vchildlist($curview) $childlist
 | 
						||
	set vdisporder($curview) $displayorder
 | 
						||
	set vcmitlisted($curview) $commitlisted
 | 
						||
	if {$phase ne {}} {
 | 
						||
	    set viewdata($curview) \
 | 
						||
		[list $phase $rowidlist $rowoffsets $rowrangelist \
 | 
						||
		     [flatten idrowranges] [flatten idinlist] \
 | 
						||
		     $rowlaidout $rowoptim $numcommits $linesegends]
 | 
						||
	} elseif {![info exists viewdata($curview)]
 | 
						||
		  || [lindex $viewdata($curview) 0] ne {}} {
 | 
						||
	    set viewdata($curview) \
 | 
						||
		[list {} $rowidlist $rowoffsets $rowrangelist]
 | 
						||
	}
 | 
						||
    }
 | 
						||
    catch {unset matchinglines}
 | 
						||
    catch {unset treediffs}
 | 
						||
    clear_display
 | 
						||
    if {[info exists hlview] && $hlview == $n} {
 | 
						||
	unset hlview
 | 
						||
	set selectedhlview None
 | 
						||
    }
 | 
						||
 | 
						||
    set curview $n
 | 
						||
    set selectedview $n
 | 
						||
    .bar.view entryconf 2 -state [expr {$n == 0? "disabled": "normal"}]
 | 
						||
    .bar.view entryconf 3 -state [expr {$n == 0? "disabled": "normal"}]
 | 
						||
 | 
						||
    if {![info exists viewdata($n)]} {
 | 
						||
	set pending_select $selid
 | 
						||
	getcommits
 | 
						||
	return
 | 
						||
    }
 | 
						||
 | 
						||
    set v $viewdata($n)
 | 
						||
    set phase [lindex $v 0]
 | 
						||
    set displayorder $vdisporder($n)
 | 
						||
    set parentlist $vparentlist($n)
 | 
						||
    set childlist $vchildlist($n)
 | 
						||
    set commitlisted $vcmitlisted($n)
 | 
						||
    set rowidlist [lindex $v 1]
 | 
						||
    set rowoffsets [lindex $v 2]
 | 
						||
    set rowrangelist [lindex $v 3]
 | 
						||
    if {$phase eq {}} {
 | 
						||
	set numcommits [llength $displayorder]
 | 
						||
	catch {unset idrowranges}
 | 
						||
    } else {
 | 
						||
	unflatten idrowranges [lindex $v 4]
 | 
						||
	unflatten idinlist [lindex $v 5]
 | 
						||
	set rowlaidout [lindex $v 6]
 | 
						||
	set rowoptim [lindex $v 7]
 | 
						||
	set numcommits [lindex $v 8]
 | 
						||
	set linesegends [lindex $v 9]
 | 
						||
    }
 | 
						||
 | 
						||
    catch {unset colormap}
 | 
						||
    catch {unset rowtextx}
 | 
						||
    set nextcolor 0
 | 
						||
    set canvxmax [$canv cget -width]
 | 
						||
    set curview $n
 | 
						||
    set row 0
 | 
						||
    setcanvscroll
 | 
						||
    set yf 0
 | 
						||
    set row 0
 | 
						||
    if {$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
 | 
						||
    selectline $row 0
 | 
						||
    if {$phase ne {}} {
 | 
						||
	if {$phase eq "getcommits"} {
 | 
						||
	    show_status "Reading commits..."
 | 
						||
	}
 | 
						||
	if {[info exists commfd($n)]} {
 | 
						||
	    layoutmore
 | 
						||
	} else {
 | 
						||
	    finishcommits
 | 
						||
	}
 | 
						||
    } 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 mainfont 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 vchildlist($n) {}
 | 
						||
	set vdisporder($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 mainfont
 | 
						||
 | 
						||
    set font [concat $mainfont bold]
 | 
						||
    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 $font
 | 
						||
		}
 | 
						||
		set vhighlights($row) 1
 | 
						||
	    }
 | 
						||
	}
 | 
						||
    }
 | 
						||
    set vhl_done $max
 | 
						||
}
 | 
						||
 | 
						||
proc askvhighlight {row id} {
 | 
						||
    global hlview vhighlights commitrow iddrawn mainfont
 | 
						||
 | 
						||
    if {[info exists commitrow($hlview,$id)]} {
 | 
						||
	if {[info exists iddrawn($id)] && ![ishighlighted $row]} {
 | 
						||
	    bolden $row [concat $mainfont bold]
 | 
						||
	}
 | 
						||
	set vhighlights($row) 1
 | 
						||
    } else {
 | 
						||
	set vhighlights($row) 0
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
proc hfiles_change {name ix op} {
 | 
						||
    global highlight_files filehighlight fhighlights fh_serial
 | 
						||
    global mainfont highlight_paths
 | 
						||
 | 
						||
    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 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 -- $paths]
 | 
						||
    } else {
 | 
						||
	set gdtargs [list "-S$highlight_files"]
 | 
						||
    }
 | 
						||
    set cmd [concat | git-diff-tree -r -s --stdin $gdtargs]
 | 
						||
    set filehighlight [open $cmd r+]
 | 
						||
    fconfigure $filehighlight -blocking 0
 | 
						||
    fileevent $filehighlight readable 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 mainfont iddrawn
 | 
						||
    global fhl_list
 | 
						||
 | 
						||
    while {[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 [concat $mainfont bold]
 | 
						||
	}
 | 
						||
	set fhighlights($row) 1
 | 
						||
    }
 | 
						||
    if {[eof $filehighlight]} {
 | 
						||
	# strange...
 | 
						||
	puts "oops, git-diff-tree died"
 | 
						||
	catch {close $filehighlight}
 | 
						||
	unset filehighlight
 | 
						||
    }
 | 
						||
    next_hlcont
 | 
						||
}
 | 
						||
 | 
						||
proc find_change {name ix op} {
 | 
						||
    global nhighlights mainfont boldnamerows
 | 
						||
    global findstring findpattern findtype
 | 
						||
 | 
						||
    # delete previous highlights, if any
 | 
						||
    foreach row $boldnamerows {
 | 
						||
	bolden_name $row $mainfont
 | 
						||
    }
 | 
						||
    set boldnamerows {}
 | 
						||
    catch {unset nhighlights}
 | 
						||
    unbolden
 | 
						||
    if {$findtype ne "Regexp"} {
 | 
						||
	set e [string map {"*" "\\*" "?" "\\?" "\[" "\\\[" "\\" "\\\\"} \
 | 
						||
		   $findstring]
 | 
						||
	set findpattern "*$e*"
 | 
						||
    }
 | 
						||
    drawvisible
 | 
						||
}
 | 
						||
 | 
						||
proc askfindhighlight {row id} {
 | 
						||
    global nhighlights commitinfo iddrawn mainfont
 | 
						||
    global findstring findtype findloc findpattern
 | 
						||
 | 
						||
    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 ne "All fields" && $findloc ne $ty} {
 | 
						||
	    continue
 | 
						||
	}
 | 
						||
	if {$findtype eq "Regexp"} {
 | 
						||
	    set doesmatch [regexp $findstring $f]
 | 
						||
	} elseif {$findtype eq "IgnCase"} {
 | 
						||
	    set doesmatch [string match -nocase $findpattern $f]
 | 
						||
	} else {
 | 
						||
	    set doesmatch [string match $findpattern $f]
 | 
						||
	}
 | 
						||
	if {$doesmatch} {
 | 
						||
	    if {$ty eq "Author"} {
 | 
						||
		set isbold 2
 | 
						||
	    } else {
 | 
						||
		set isbold 1
 | 
						||
	    }
 | 
						||
	}
 | 
						||
    }
 | 
						||
    if {[info exists iddrawn($id)]} {
 | 
						||
	if {$isbold && ![ishighlighted $row]} {
 | 
						||
	    bolden $row [concat $mainfont bold]
 | 
						||
	}
 | 
						||
	if {$isbold >= 2} {
 | 
						||
	    bolden_name $row [concat $mainfont bold]
 | 
						||
	}
 | 
						||
    }
 | 
						||
    set nhighlights($row) $isbold
 | 
						||
}
 | 
						||
 | 
						||
proc vrel_change {name ix op} {
 | 
						||
    global highlight_related
 | 
						||
 | 
						||
    rhighlight_none
 | 
						||
    if {$highlight_related ne "None"} {
 | 
						||
	after idle 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
 | 
						||
	after idle 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 $leftover
 | 
						||
}
 | 
						||
 | 
						||
proc askrelhighlight {row id} {
 | 
						||
    global descendent highlight_related iddrawn mainfont rhighlights
 | 
						||
    global selectedline ancestor
 | 
						||
 | 
						||
    if {![info exists selectedline]} return
 | 
						||
    set isbold 0
 | 
						||
    if {$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 [concat $mainfont bold]
 | 
						||
	}
 | 
						||
    }
 | 
						||
    set rhighlights($row) $isbold
 | 
						||
}
 | 
						||
 | 
						||
proc next_hlcont {} {
 | 
						||
    global fhl_row fhl_dirn displayorder numcommits
 | 
						||
    global vhighlights fhighlights nhighlights rhighlights
 | 
						||
    global hlview filehighlight findstring highlight_related
 | 
						||
 | 
						||
    if {![info exists fhl_dirn] || $fhl_dirn == 0} return
 | 
						||
    set row $fhl_row
 | 
						||
    while {1} {
 | 
						||
	if {$row < 0 || $row >= $numcommits} {
 | 
						||
	    bell
 | 
						||
	    set fhl_dirn 0
 | 
						||
	    return
 | 
						||
	}
 | 
						||
	set id [lindex $displayorder $row]
 | 
						||
	if {[info exists hlview]} {
 | 
						||
	    if {![info exists vhighlights($row)]} {
 | 
						||
		askvhighlight $row $id
 | 
						||
	    }
 | 
						||
	    if {$vhighlights($row) > 0} break
 | 
						||
	}
 | 
						||
	if {$findstring ne {}} {
 | 
						||
	    if {![info exists nhighlights($row)]} {
 | 
						||
		askfindhighlight $row $id
 | 
						||
	    }
 | 
						||
	    if {$nhighlights($row) > 0} break
 | 
						||
	}
 | 
						||
	if {$highlight_related ne "None"} {
 | 
						||
	    if {![info exists rhighlights($row)]} {
 | 
						||
		askrelhighlight $row $id
 | 
						||
	    }
 | 
						||
	    if {$rhighlights($row) > 0} break
 | 
						||
	}
 | 
						||
	if {[info exists filehighlight]} {
 | 
						||
	    if {![info exists fhighlights($row)]} {
 | 
						||
		# ask for a few more while we're at it...
 | 
						||
		set r $row
 | 
						||
		for {set n 0} {$n < 100} {incr n} {
 | 
						||
		    if {![info exists fhighlights($r)]} {
 | 
						||
			askfilehighlight $r [lindex $displayorder $r]
 | 
						||
		    }
 | 
						||
		    incr r $fhl_dirn
 | 
						||
		    if {$r < 0 || $r >= $numcommits} break
 | 
						||
		}
 | 
						||
		flushhighlights
 | 
						||
	    }
 | 
						||
	    if {$fhighlights($row) < 0} {
 | 
						||
		set fhl_row $row
 | 
						||
		return
 | 
						||
	    }
 | 
						||
	    if {$fhighlights($row) > 0} break
 | 
						||
	}
 | 
						||
	incr row $fhl_dirn
 | 
						||
    }
 | 
						||
    set fhl_dirn 0
 | 
						||
    selectline $row 1
 | 
						||
}
 | 
						||
 | 
						||
proc next_highlight {dirn} {
 | 
						||
    global selectedline fhl_row fhl_dirn
 | 
						||
    global hlview filehighlight findstring highlight_related
 | 
						||
 | 
						||
    if {![info exists selectedline]} return
 | 
						||
    if {!([info exists hlview] || $findstring ne {} ||
 | 
						||
	  $highlight_related ne "None" || [info exists filehighlight])} return
 | 
						||
    set fhl_row [expr {$selectedline + $dirn}]
 | 
						||
    set fhl_dirn $dirn
 | 
						||
    next_hlcont
 | 
						||
}
 | 
						||
 | 
						||
proc cancel_next_highlight {} {
 | 
						||
    global fhl_dirn
 | 
						||
 | 
						||
    set fhl_dirn 0
 | 
						||
}
 | 
						||
 | 
						||
# 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 incrange {l x o} {
 | 
						||
    set n [llength $l]
 | 
						||
    while {$x < $n} {
 | 
						||
	set e [lindex $l $x]
 | 
						||
	if {$e ne {}} {
 | 
						||
	    lset l $x [expr {$e + $o}]
 | 
						||
	}
 | 
						||
	incr x
 | 
						||
    }
 | 
						||
    return $l
 | 
						||
}
 | 
						||
 | 
						||
proc ntimes {n o} {
 | 
						||
    set ret {}
 | 
						||
    for {} {$n > 0} {incr n -1} {
 | 
						||
	lappend ret $o
 | 
						||
    }
 | 
						||
    return $ret
 | 
						||
}
 | 
						||
 | 
						||
proc usedinrange {id l1 l2} {
 | 
						||
    global children commitrow childlist curview
 | 
						||
 | 
						||
    if {[info exists commitrow($curview,$id)]} {
 | 
						||
	set r $commitrow($curview,$id)
 | 
						||
	if {$l1 <= $r && $r <= $l2} {
 | 
						||
	    return [expr {$r - $l1 + 1}]
 | 
						||
	}
 | 
						||
	set kids [lindex $childlist $r]
 | 
						||
    } else {
 | 
						||
	set kids $children($curview,$id)
 | 
						||
    }
 | 
						||
    foreach c $kids {
 | 
						||
	set r $commitrow($curview,$c)
 | 
						||
	if {$l1 <= $r && $r <= $l2} {
 | 
						||
	    return [expr {$r - $l1 + 1}]
 | 
						||
	}
 | 
						||
    }
 | 
						||
    return 0
 | 
						||
}
 | 
						||
 | 
						||
proc sanity {row {full 0}} {
 | 
						||
    global rowidlist rowoffsets
 | 
						||
 | 
						||
    set col -1
 | 
						||
    set ids [lindex $rowidlist $row]
 | 
						||
    foreach id $ids {
 | 
						||
	incr col
 | 
						||
	if {$id eq {}} continue
 | 
						||
	if {$col < [llength $ids] - 1 &&
 | 
						||
	    [lsearch -exact -start [expr {$col+1}] $ids $id] >= 0} {
 | 
						||
	    puts "oops: [shortids $id] repeated in row $row col $col: {[shortids [lindex $rowidlist $row]]}"
 | 
						||
	}
 | 
						||
	set o [lindex $rowoffsets $row $col]
 | 
						||
	set y $row
 | 
						||
	set x $col
 | 
						||
	while {$o ne {}} {
 | 
						||
	    incr y -1
 | 
						||
	    incr x $o
 | 
						||
	    if {[lindex $rowidlist $y $x] != $id} {
 | 
						||
		puts "oops: rowoffsets wrong at row [expr {$y+1}] col [expr {$x-$o}]"
 | 
						||
		puts "  id=[shortids $id] check started at row $row"
 | 
						||
		for {set i $row} {$i >= $y} {incr i -1} {
 | 
						||
		    puts "  row $i ids={[shortids [lindex $rowidlist $i]]} offs={[lindex $rowoffsets $i]}"
 | 
						||
		}
 | 
						||
		break
 | 
						||
	    }
 | 
						||
	    if {!$full} break
 | 
						||
	    set o [lindex $rowoffsets $y $x]
 | 
						||
	}
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
proc makeuparrow {oid x y z} {
 | 
						||
    global rowidlist rowoffsets uparrowlen idrowranges
 | 
						||
 | 
						||
    for {set i 1} {$i < $uparrowlen && $y > 1} {incr i} {
 | 
						||
	incr y -1
 | 
						||
	incr x $z
 | 
						||
	set off0 [lindex $rowoffsets $y]
 | 
						||
	for {set x0 $x} {1} {incr x0} {
 | 
						||
	    if {$x0 >= [llength $off0]} {
 | 
						||
		set x0 [llength [lindex $rowoffsets [expr {$y-1}]]]
 | 
						||
		break
 | 
						||
	    }
 | 
						||
	    set z [lindex $off0 $x0]
 | 
						||
	    if {$z ne {}} {
 | 
						||
		incr x0 $z
 | 
						||
		break
 | 
						||
	    }
 | 
						||
	}
 | 
						||
	set z [expr {$x0 - $x}]
 | 
						||
	lset rowidlist $y [linsert [lindex $rowidlist $y] $x $oid]
 | 
						||
	lset rowoffsets $y [linsert [lindex $rowoffsets $y] $x $z]
 | 
						||
    }
 | 
						||
    set tmp [lreplace [lindex $rowoffsets $y] $x $x {}]
 | 
						||
    lset rowoffsets $y [incrange $tmp [expr {$x+1}] -1]
 | 
						||
    lappend idrowranges($oid) $y
 | 
						||
}
 | 
						||
 | 
						||
proc initlayout {} {
 | 
						||
    global rowidlist rowoffsets displayorder commitlisted
 | 
						||
    global rowlaidout rowoptim
 | 
						||
    global idinlist rowchk rowrangelist idrowranges
 | 
						||
    global numcommits canvxmax canv
 | 
						||
    global nextcolor
 | 
						||
    global parentlist childlist children
 | 
						||
    global colormap rowtextx
 | 
						||
    global linesegends
 | 
						||
 | 
						||
    set numcommits 0
 | 
						||
    set displayorder {}
 | 
						||
    set commitlisted {}
 | 
						||
    set parentlist {}
 | 
						||
    set childlist {}
 | 
						||
    set rowrangelist {}
 | 
						||
    set nextcolor 0
 | 
						||
    set rowidlist {{}}
 | 
						||
    set rowoffsets {{}}
 | 
						||
    catch {unset idinlist}
 | 
						||
    catch {unset rowchk}
 | 
						||
    set rowlaidout 0
 | 
						||
    set rowoptim 0
 | 
						||
    set canvxmax [$canv cget -width]
 | 
						||
    catch {unset colormap}
 | 
						||
    catch {unset rowtextx}
 | 
						||
    catch {unset idrowranges}
 | 
						||
    set linesegends {}
 | 
						||
}
 | 
						||
 | 
						||
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 rowlaidout rowoptim commitidx numcommits optim_delay
 | 
						||
    global uparrowlen curview
 | 
						||
 | 
						||
    set row $rowlaidout
 | 
						||
    set rowlaidout [layoutrows $row $commitidx($curview) 0]
 | 
						||
    set orow [expr {$rowlaidout - $uparrowlen - 1}]
 | 
						||
    if {$orow > $rowoptim} {
 | 
						||
	optimize_rows $rowoptim 0 $orow
 | 
						||
	set rowoptim $orow
 | 
						||
    }
 | 
						||
    set canshow [expr {$rowoptim - $optim_delay}]
 | 
						||
    if {$canshow > $numcommits} {
 | 
						||
	showstuff $canshow
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
proc showstuff {canshow} {
 | 
						||
    global numcommits commitrow pending_select selectedline
 | 
						||
    global linesegends idrowranges idrangedrawn curview
 | 
						||
 | 
						||
    if {$numcommits == 0} {
 | 
						||
	global phase
 | 
						||
	set phase "incrdraw"
 | 
						||
	allcanvs delete all
 | 
						||
    }
 | 
						||
    set row $numcommits
 | 
						||
    set numcommits $canshow
 | 
						||
    setcanvscroll
 | 
						||
    set rows [visiblerows]
 | 
						||
    set r0 [lindex $rows 0]
 | 
						||
    set r1 [lindex $rows 1]
 | 
						||
    set selrow -1
 | 
						||
    for {set r $row} {$r < $canshow} {incr r} {
 | 
						||
	foreach id [lindex $linesegends [expr {$r+1}]] {
 | 
						||
	    set i -1
 | 
						||
	    foreach {s e} [rowranges $id] {
 | 
						||
		incr i
 | 
						||
		if {$e ne {} && $e < $numcommits && $s <= $r1 && $e >= $r0
 | 
						||
		    && ![info exists idrangedrawn($id,$i)]} {
 | 
						||
		    drawlineseg $id $i
 | 
						||
		    set idrangedrawn($id,$i) 1
 | 
						||
		}
 | 
						||
	    }
 | 
						||
	}
 | 
						||
    }
 | 
						||
    if {$canshow > $r1} {
 | 
						||
	set canshow $r1
 | 
						||
    }
 | 
						||
    while {$row < $canshow} {
 | 
						||
	drawcmitrow $row
 | 
						||
	incr row
 | 
						||
    }
 | 
						||
    if {[info exists pending_select] &&
 | 
						||
	[info exists commitrow($curview,$pending_select)] &&
 | 
						||
	$commitrow($curview,$pending_select) < $numcommits} {
 | 
						||
	selectline $commitrow($curview,$pending_select) 1
 | 
						||
    }
 | 
						||
    if {![info exists selectedline] && ![info exists pending_select]} {
 | 
						||
	selectline 0 1
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
proc layoutrows {row endrow last} {
 | 
						||
    global rowidlist rowoffsets displayorder
 | 
						||
    global uparrowlen downarrowlen maxwidth mingaplen
 | 
						||
    global childlist parentlist
 | 
						||
    global idrowranges linesegends
 | 
						||
    global commitidx curview
 | 
						||
    global idinlist rowchk rowrangelist
 | 
						||
 | 
						||
    set idlist [lindex $rowidlist $row]
 | 
						||
    set offs [lindex $rowoffsets $row]
 | 
						||
    while {$row < $endrow} {
 | 
						||
	set id [lindex $displayorder $row]
 | 
						||
	set oldolds {}
 | 
						||
	set newolds {}
 | 
						||
	foreach p [lindex $parentlist $row] {
 | 
						||
	    if {![info exists idinlist($p)]} {
 | 
						||
		lappend newolds $p
 | 
						||
	    } elseif {!$idinlist($p)} {
 | 
						||
		lappend oldolds $p
 | 
						||
	    }
 | 
						||
	}
 | 
						||
	set lse {}
 | 
						||
	set nev [expr {[llength $idlist] + [llength $newolds]
 | 
						||
		       + [llength $oldolds] - $maxwidth + 1}]
 | 
						||
	if {$nev > 0} {
 | 
						||
	    if {!$last &&
 | 
						||
		$row + $uparrowlen + $mingaplen >= $commitidx($curview)} break
 | 
						||
	    for {set x [llength $idlist]} {[incr x -1] >= 0} {} {
 | 
						||
		set i [lindex $idlist $x]
 | 
						||
		if {![info exists rowchk($i)] || $row >= $rowchk($i)} {
 | 
						||
		    set r [usedinrange $i [expr {$row - $downarrowlen}] \
 | 
						||
			       [expr {$row + $uparrowlen + $mingaplen}]]
 | 
						||
		    if {$r == 0} {
 | 
						||
			set idlist [lreplace $idlist $x $x]
 | 
						||
			set offs [lreplace $offs $x $x]
 | 
						||
			set offs [incrange $offs $x 1]
 | 
						||
			set idinlist($i) 0
 | 
						||
			set rm1 [expr {$row - 1}]
 | 
						||
			lappend lse $i
 | 
						||
			lappend idrowranges($i) $rm1
 | 
						||
			if {[incr nev -1] <= 0} break
 | 
						||
			continue
 | 
						||
		    }
 | 
						||
		    set rowchk($id) [expr {$row + $r}]
 | 
						||
		}
 | 
						||
	    }
 | 
						||
	    lset rowidlist $row $idlist
 | 
						||
	    lset rowoffsets $row $offs
 | 
						||
	}
 | 
						||
	lappend linesegends $lse
 | 
						||
	set col [lsearch -exact $idlist $id]
 | 
						||
	if {$col < 0} {
 | 
						||
	    set col [llength $idlist]
 | 
						||
	    lappend idlist $id
 | 
						||
	    lset rowidlist $row $idlist
 | 
						||
	    set z {}
 | 
						||
	    if {[lindex $childlist $row] ne {}} {
 | 
						||
		set z [expr {[llength [lindex $rowidlist [expr {$row-1}]]] - $col}]
 | 
						||
		unset idinlist($id)
 | 
						||
	    }
 | 
						||
	    lappend offs $z
 | 
						||
	    lset rowoffsets $row $offs
 | 
						||
	    if {$z ne {}} {
 | 
						||
		makeuparrow $id $col $row $z
 | 
						||
	    }
 | 
						||
	} else {
 | 
						||
	    unset idinlist($id)
 | 
						||
	}
 | 
						||
	set ranges {}
 | 
						||
	if {[info exists idrowranges($id)]} {
 | 
						||
	    set ranges $idrowranges($id)
 | 
						||
	    lappend ranges $row
 | 
						||
	    unset idrowranges($id)
 | 
						||
	}
 | 
						||
	lappend rowrangelist $ranges
 | 
						||
	incr row
 | 
						||
	set offs [ntimes [llength $idlist] 0]
 | 
						||
	set l [llength $newolds]
 | 
						||
	set idlist [eval lreplace \$idlist $col $col $newolds]
 | 
						||
	set o 0
 | 
						||
	if {$l != 1} {
 | 
						||
	    set offs [lrange $offs 0 [expr {$col - 1}]]
 | 
						||
	    foreach x $newolds {
 | 
						||
		lappend offs {}
 | 
						||
		incr o -1
 | 
						||
	    }
 | 
						||
	    incr o
 | 
						||
	    set tmp [expr {[llength $idlist] - [llength $offs]}]
 | 
						||
	    if {$tmp > 0} {
 | 
						||
		set offs [concat $offs [ntimes $tmp $o]]
 | 
						||
	    }
 | 
						||
	} else {
 | 
						||
	    lset offs $col {}
 | 
						||
	}
 | 
						||
	foreach i $newolds {
 | 
						||
	    set idinlist($i) 1
 | 
						||
	    set idrowranges($i) $row
 | 
						||
	}
 | 
						||
	incr col $l
 | 
						||
	foreach oid $oldolds {
 | 
						||
	    set idinlist($oid) 1
 | 
						||
	    set idlist [linsert $idlist $col $oid]
 | 
						||
	    set offs [linsert $offs $col $o]
 | 
						||
	    makeuparrow $oid $col $row $o
 | 
						||
	    incr col
 | 
						||
	}
 | 
						||
	lappend rowidlist $idlist
 | 
						||
	lappend rowoffsets $offs
 | 
						||
    }
 | 
						||
    return $row
 | 
						||
}
 | 
						||
 | 
						||
proc addextraid {id row} {
 | 
						||
    global displayorder commitrow commitinfo
 | 
						||
    global commitidx commitlisted
 | 
						||
    global parentlist childlist children curview
 | 
						||
 | 
						||
    incr commitidx($curview)
 | 
						||
    lappend displayorder $id
 | 
						||
    lappend commitlisted 0
 | 
						||
    lappend parentlist {}
 | 
						||
    set commitrow($curview,$id) $row
 | 
						||
    readcommit $id
 | 
						||
    if {![info exists commitinfo($id)]} {
 | 
						||
	set commitinfo($id) {"No commit information available"}
 | 
						||
    }
 | 
						||
    if {![info exists children($curview,$id)]} {
 | 
						||
	set children($curview,$id) {}
 | 
						||
    }
 | 
						||
    lappend childlist $children($curview,$id)
 | 
						||
}
 | 
						||
 | 
						||
proc layouttail {} {
 | 
						||
    global rowidlist rowoffsets idinlist commitidx curview
 | 
						||
    global idrowranges rowrangelist
 | 
						||
 | 
						||
    set row $commitidx($curview)
 | 
						||
    set idlist [lindex $rowidlist $row]
 | 
						||
    while {$idlist ne {}} {
 | 
						||
	set col [expr {[llength $idlist] - 1}]
 | 
						||
	set id [lindex $idlist $col]
 | 
						||
	addextraid $id $row
 | 
						||
	unset idinlist($id)
 | 
						||
	lappend idrowranges($id) $row
 | 
						||
	lappend rowrangelist $idrowranges($id)
 | 
						||
	unset idrowranges($id)
 | 
						||
	incr row
 | 
						||
	set offs [ntimes $col 0]
 | 
						||
	set idlist [lreplace $idlist $col $col]
 | 
						||
	lappend rowidlist $idlist
 | 
						||
	lappend rowoffsets $offs
 | 
						||
    }
 | 
						||
 | 
						||
    foreach id [array names idinlist] {
 | 
						||
	addextraid $id $row
 | 
						||
	lset rowidlist $row [list $id]
 | 
						||
	lset rowoffsets $row 0
 | 
						||
	makeuparrow $id 0 $row 0
 | 
						||
	lappend idrowranges($id) $row
 | 
						||
	lappend rowrangelist $idrowranges($id)
 | 
						||
	unset idrowranges($id)
 | 
						||
	incr row
 | 
						||
	lappend rowidlist {}
 | 
						||
	lappend rowoffsets {}
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
proc insert_pad {row col npad} {
 | 
						||
    global rowidlist rowoffsets
 | 
						||
 | 
						||
    set pad [ntimes $npad {}]
 | 
						||
    lset rowidlist $row [eval linsert [list [lindex $rowidlist $row]] $col $pad]
 | 
						||
    set tmp [eval linsert [list [lindex $rowoffsets $row]] $col $pad]
 | 
						||
    lset rowoffsets $row [incrange $tmp [expr {$col + $npad}] [expr {-$npad}]]
 | 
						||
}
 | 
						||
 | 
						||
proc optimize_rows {row col endrow} {
 | 
						||
    global rowidlist rowoffsets idrowranges displayorder
 | 
						||
 | 
						||
    for {} {$row < $endrow} {incr row} {
 | 
						||
	set idlist [lindex $rowidlist $row]
 | 
						||
	set offs [lindex $rowoffsets $row]
 | 
						||
	set haspad 0
 | 
						||
	for {} {$col < [llength $offs]} {incr col} {
 | 
						||
	    if {[lindex $idlist $col] eq {}} {
 | 
						||
		set haspad 1
 | 
						||
		continue
 | 
						||
	    }
 | 
						||
	    set z [lindex $offs $col]
 | 
						||
	    if {$z eq {}} continue
 | 
						||
	    set isarrow 0
 | 
						||
	    set x0 [expr {$col + $z}]
 | 
						||
	    set y0 [expr {$row - 1}]
 | 
						||
	    set z0 [lindex $rowoffsets $y0 $x0]
 | 
						||
	    if {$z0 eq {}} {
 | 
						||
		set id [lindex $idlist $col]
 | 
						||
		set ranges [rowranges $id]
 | 
						||
		if {$ranges ne {} && $y0 > [lindex $ranges 0]} {
 | 
						||
		    set isarrow 1
 | 
						||
		}
 | 
						||
	    }
 | 
						||
	    if {$z < -1 || ($z < 0 && $isarrow)} {
 | 
						||
		set npad [expr {-1 - $z + $isarrow}]
 | 
						||
		set offs [incrange $offs $col $npad]
 | 
						||
		insert_pad $y0 $x0 $npad
 | 
						||
		if {$y0 > 0} {
 | 
						||
		    optimize_rows $y0 $x0 $row
 | 
						||
		}
 | 
						||
		set z [lindex $offs $col]
 | 
						||
		set x0 [expr {$col + $z}]
 | 
						||
		set z0 [lindex $rowoffsets $y0 $x0]
 | 
						||
	    } elseif {$z > 1 || ($z > 0 && $isarrow)} {
 | 
						||
		set npad [expr {$z - 1 + $isarrow}]
 | 
						||
		set y1 [expr {$row + 1}]
 | 
						||
		set offs2 [lindex $rowoffsets $y1]
 | 
						||
		set x1 -1
 | 
						||
		foreach z $offs2 {
 | 
						||
		    incr x1
 | 
						||
		    if {$z eq {} || $x1 + $z < $col} continue
 | 
						||
		    if {$x1 + $z > $col} {
 | 
						||
			incr npad
 | 
						||
		    }
 | 
						||
		    lset rowoffsets $y1 [incrange $offs2 $x1 $npad]
 | 
						||
		    break
 | 
						||
		}
 | 
						||
		set pad [ntimes $npad {}]
 | 
						||
		set idlist [eval linsert \$idlist $col $pad]
 | 
						||
		set tmp [eval linsert \$offs $col $pad]
 | 
						||
		incr col $npad
 | 
						||
		set offs [incrange $tmp $col [expr {-$npad}]]
 | 
						||
		set z [lindex $offs $col]
 | 
						||
		set haspad 1
 | 
						||
	    }
 | 
						||
	    if {$z0 eq {} && !$isarrow} {
 | 
						||
		# this line links to its first child on row $row-2
 | 
						||
		set rm2 [expr {$row - 2}]
 | 
						||
		set id [lindex $displayorder $rm2]
 | 
						||
		set xc [lsearch -exact [lindex $rowidlist $rm2] $id]
 | 
						||
		if {$xc >= 0} {
 | 
						||
		    set z0 [expr {$xc - $x0}]
 | 
						||
		}
 | 
						||
	    }
 | 
						||
	    if {$z0 ne {} && $z < 0 && $z0 > 0} {
 | 
						||
		insert_pad $y0 $x0 1
 | 
						||
		set offs [incrange $offs $col 1]
 | 
						||
		optimize_rows $y0 [expr {$x0 + 1}] $row
 | 
						||
	    }
 | 
						||
	}
 | 
						||
	if {!$haspad} {
 | 
						||
	    set o {}
 | 
						||
	    for {set col [llength $idlist]} {[incr col -1] >= 0} {} {
 | 
						||
		set o [lindex $offs $col]
 | 
						||
		if {$o eq {}} {
 | 
						||
		    # check if this is the link to the first child
 | 
						||
		    set id [lindex $idlist $col]
 | 
						||
		    set ranges [rowranges $id]
 | 
						||
		    if {$ranges ne {} && $row == [lindex $ranges 0]} {
 | 
						||
			# it is, work out offset to child
 | 
						||
			set y0 [expr {$row - 1}]
 | 
						||
			set id [lindex $displayorder $y0]
 | 
						||
			set x0 [lsearch -exact [lindex $rowidlist $y0] $id]
 | 
						||
			if {$x0 >= 0} {
 | 
						||
			    set o [expr {$x0 - $col}]
 | 
						||
			}
 | 
						||
		    }
 | 
						||
		}
 | 
						||
		if {$o eq {} || $o <= 0} break
 | 
						||
	    }
 | 
						||
	    if {$o ne {} && [incr col] < [llength $idlist]} {
 | 
						||
		set y1 [expr {$row + 1}]
 | 
						||
		set offs2 [lindex $rowoffsets $y1]
 | 
						||
		set x1 -1
 | 
						||
		foreach z $offs2 {
 | 
						||
		    incr x1
 | 
						||
		    if {$z eq {} || $x1 + $z < $col} continue
 | 
						||
		    lset rowoffsets $y1 [incrange $offs2 $x1 1]
 | 
						||
		    break
 | 
						||
		}
 | 
						||
		set idlist [linsert $idlist $col {}]
 | 
						||
		set tmp [linsert $offs $col {}]
 | 
						||
		incr col
 | 
						||
		set offs [incrange $tmp $col -1]
 | 
						||
	    }
 | 
						||
	}
 | 
						||
	lset rowidlist $row $idlist
 | 
						||
	lset rowoffsets $row $offs
 | 
						||
	set col 0
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
proc xc {row col} {
 | 
						||
    global canvx0 linespc
 | 
						||
    return [expr {$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 $wid
 | 
						||
}
 | 
						||
 | 
						||
proc rowranges {id} {
 | 
						||
    global phase idrowranges commitrow rowlaidout rowrangelist curview
 | 
						||
 | 
						||
    set ranges {}
 | 
						||
    if {$phase eq {} ||
 | 
						||
	([info exists commitrow($curview,$id)]
 | 
						||
	 && $commitrow($curview,$id) < $rowlaidout)} {
 | 
						||
	set ranges [lindex $rowrangelist $commitrow($curview,$id)]
 | 
						||
    } elseif {[info exists idrowranges($id)]} {
 | 
						||
	set ranges $idrowranges($id)
 | 
						||
    }
 | 
						||
    return $ranges
 | 
						||
}
 | 
						||
 | 
						||
proc drawlineseg {id i} {
 | 
						||
    global rowoffsets rowidlist
 | 
						||
    global displayorder
 | 
						||
    global canv colormap linespc
 | 
						||
    global numcommits commitrow curview
 | 
						||
 | 
						||
    set ranges [rowranges $id]
 | 
						||
    set downarrow 1
 | 
						||
    if {[info exists commitrow($curview,$id)]
 | 
						||
	&& $commitrow($curview,$id) < $numcommits} {
 | 
						||
	set downarrow [expr {$i < [llength $ranges] / 2 - 1}]
 | 
						||
    } else {
 | 
						||
	set downarrow 1
 | 
						||
    }
 | 
						||
    set startrow [lindex $ranges [expr {2 * $i}]]
 | 
						||
    set row [lindex $ranges [expr {2 * $i + 1}]]
 | 
						||
    if {$startrow == $row} return
 | 
						||
    assigncolor $id
 | 
						||
    set coords {}
 | 
						||
    set col [lsearch -exact [lindex $rowidlist $row] $id]
 | 
						||
    if {$col < 0} {
 | 
						||
	puts "oops: drawline: id $id not on row $row"
 | 
						||
	return
 | 
						||
    }
 | 
						||
    set lasto {}
 | 
						||
    set ns 0
 | 
						||
    while {1} {
 | 
						||
	set o [lindex $rowoffsets $row $col]
 | 
						||
	if {$o eq {}} break
 | 
						||
	if {$o ne $lasto} {
 | 
						||
	    # changing direction
 | 
						||
	    set x [xc $row $col]
 | 
						||
	    set y [yc $row]
 | 
						||
	    lappend coords $x $y
 | 
						||
	    set lasto $o
 | 
						||
	}
 | 
						||
	incr col $o
 | 
						||
	incr row -1
 | 
						||
    }
 | 
						||
    set x [xc $row $col]
 | 
						||
    set y [yc $row]
 | 
						||
    lappend coords $x $y
 | 
						||
    if {$i == 0} {
 | 
						||
	# draw the link to the first child as part of this line
 | 
						||
	incr row -1
 | 
						||
	set child [lindex $displayorder $row]
 | 
						||
	set ccol [lsearch -exact [lindex $rowidlist $row] $child]
 | 
						||
	if {$ccol >= 0} {
 | 
						||
	    set x [xc $row $ccol]
 | 
						||
	    set y [yc $row]
 | 
						||
	    if {$ccol < $col - 1} {
 | 
						||
		lappend coords [xc $row [expr {$col - 1}]] [yc $row]
 | 
						||
	    } elseif {$ccol > $col + 1} {
 | 
						||
		lappend coords [xc $row [expr {$col + 1}]] [yc $row]
 | 
						||
	    }
 | 
						||
	    lappend coords $x $y
 | 
						||
	}
 | 
						||
    }
 | 
						||
    if {[llength $coords] < 4} return
 | 
						||
    if {$downarrow} {
 | 
						||
	# This line has an arrow at the lower end: check if the arrow is
 | 
						||
	# on a diagonal segment, and if so, work around the Tk 8.4
 | 
						||
	# refusal to draw arrows on diagonal lines.
 | 
						||
	set x0 [lindex $coords 0]
 | 
						||
	set x1 [lindex $coords 2]
 | 
						||
	if {$x0 != $x1} {
 | 
						||
	    set y0 [lindex $coords 1]
 | 
						||
	    set y1 [lindex $coords 3]
 | 
						||
	    if {$y0 - $y1 <= 2 * $linespc && $x1 == [lindex $coords 4]} {
 | 
						||
		# we have a nearby vertical segment, just trim off the diag bit
 | 
						||
		set coords [lrange $coords 2 end]
 | 
						||
	    } else {
 | 
						||
		set slope [expr {($x0 - $x1) / ($y0 - $y1)}]
 | 
						||
		set xi [expr {$x0 - $slope * $linespc / 2}]
 | 
						||
		set yi [expr {$y0 - $linespc / 2}]
 | 
						||
		set coords [lreplace $coords 0 1 $xi $y0 $xi $yi]
 | 
						||
	    }
 | 
						||
	}
 | 
						||
    }
 | 
						||
    set arrow [expr {2 * ($i > 0) + $downarrow}]
 | 
						||
    set arrow [lindex {none first last both} $arrow]
 | 
						||
    set t [$canv create line $coords -width [linewidth $id] \
 | 
						||
	       -fill $colormap($id) -tags lines.$id -arrow $arrow]
 | 
						||
    $canv lower $t
 | 
						||
    bindline $t $id
 | 
						||
}
 | 
						||
 | 
						||
proc drawparentlinks {id row col olds} {
 | 
						||
    global rowidlist canv colormap
 | 
						||
 | 
						||
    set row2 [expr {$row + 1}]
 | 
						||
    set x [xc $row $col]
 | 
						||
    set y [yc $row]
 | 
						||
    set y2 [yc $row2]
 | 
						||
    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 ranges [rowranges $p]
 | 
						||
	if {$ranges ne {} && $row2 == [lindex $ranges 0]
 | 
						||
	    && $row2 < [lindex $ranges 1]} {
 | 
						||
	    # drawlineseg will do this one for us
 | 
						||
	    continue
 | 
						||
	}
 | 
						||
	assigncolor $p
 | 
						||
	# should handle duplicated parents here...
 | 
						||
	set coords [list $x $y]
 | 
						||
	if {$i < $col - 1} {
 | 
						||
	    lappend coords [xc $row [expr {$i + 1}]] $y
 | 
						||
	} elseif {$i > $col + 1} {
 | 
						||
	    lappend coords [xc $row [expr {$i - 1}]] $y
 | 
						||
	}
 | 
						||
	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
 | 
						||
    }
 | 
						||
    return $rmx
 | 
						||
}
 | 
						||
 | 
						||
proc drawlines {id} {
 | 
						||
    global colormap canv
 | 
						||
    global idrangedrawn
 | 
						||
    global children iddrawn commitrow rowidlist curview
 | 
						||
 | 
						||
    $canv delete lines.$id
 | 
						||
    set nr [expr {[llength [rowranges $id]] / 2}]
 | 
						||
    for {set i 0} {$i < $nr} {incr i} {
 | 
						||
	if {[info exists idrangedrawn($id,$i)]} {
 | 
						||
	    drawlineseg $id $i
 | 
						||
	}
 | 
						||
    }
 | 
						||
    foreach child $children($curview,$id) {
 | 
						||
	if {[info exists iddrawn($child)]} {
 | 
						||
	    set row $commitrow($curview,$child)
 | 
						||
	    set col [lsearch -exact [lindex $rowidlist $row] $child]
 | 
						||
	    if {$col >= 0} {
 | 
						||
		drawparentlinks $child $row $col [list $id]
 | 
						||
	    }
 | 
						||
	}
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
proc drawcmittext {id row col rmx} {
 | 
						||
    global linespc canv canv2 canv3 canvy0
 | 
						||
    global commitlisted commitinfo rowidlist
 | 
						||
    global rowtextx idpos idtags idheads idotherrefs
 | 
						||
    global linehtag linentag linedtag
 | 
						||
    global mainfont canvxmax boldrows boldnamerows
 | 
						||
 | 
						||
    set ofill [expr {[lindex $commitlisted $row]? "blue": "white"}]
 | 
						||
    set x [xc $row $col]
 | 
						||
    set y [yc $row]
 | 
						||
    set orad [expr {$linespc / 3}]
 | 
						||
    set t [$canv create oval [expr {$x - $orad}] [expr {$y - $orad}] \
 | 
						||
	       [expr {$x + $orad - 1}] [expr {$y + $orad - 1}] \
 | 
						||
	       -fill $ofill -outline black -width 1]
 | 
						||
    $canv raise $t
 | 
						||
    $canv bind $t <1> {selcanvline {} %x %y}
 | 
						||
    set xt [xc $row [llength [lindex $rowidlist $row]]]
 | 
						||
    if {$xt < $rmx} {
 | 
						||
	set xt $rmx
 | 
						||
    }
 | 
						||
    set rowtextx($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 $row
 | 
						||
	lappend font bold
 | 
						||
	if {$isbold > 1} {
 | 
						||
	    lappend boldnamerows $row
 | 
						||
	    lappend nfont bold
 | 
						||
	}
 | 
						||
    }
 | 
						||
    set linehtag($row) [$canv create text $xt $y -anchor w \
 | 
						||
			    -text $headline -font $font]
 | 
						||
    $canv bind $linehtag($row) <Button-3> "rowmenu %X %Y $id"
 | 
						||
    set linentag($row) [$canv2 create text 3 $y -anchor w \
 | 
						||
			    -text $name -font $nfont]
 | 
						||
    set linedtag($row) [$canv3 create text 3 $y -anchor w \
 | 
						||
			    -text $date -font $mainfont]
 | 
						||
    set xr [expr {$xt + [font measure $mainfont $headline]}]
 | 
						||
    if {$xr > $canvxmax} {
 | 
						||
	set canvxmax $xr
 | 
						||
	setcanvscroll
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
proc drawcmitrow {row} {
 | 
						||
    global displayorder rowidlist
 | 
						||
    global idrangedrawn iddrawn
 | 
						||
    global commitinfo parentlist numcommits
 | 
						||
    global filehighlight fhighlights findstring nhighlights
 | 
						||
    global hlview vhighlights
 | 
						||
    global highlight_related rhighlights
 | 
						||
 | 
						||
    if {$row >= $numcommits} return
 | 
						||
    foreach id [lindex $rowidlist $row] {
 | 
						||
	if {$id eq {}} continue
 | 
						||
	set i -1
 | 
						||
	foreach {s e} [rowranges $id] {
 | 
						||
	    incr i
 | 
						||
	    if {$row < $s} continue
 | 
						||
	    if {$e eq {}} break
 | 
						||
	    if {$row <= $e} {
 | 
						||
		if {$e < $numcommits && ![info exists idrangedrawn($id,$i)]} {
 | 
						||
		    drawlineseg $id $i
 | 
						||
		    set idrangedrawn($id,$i) 1
 | 
						||
		}
 | 
						||
		break
 | 
						||
	    }
 | 
						||
	}
 | 
						||
    }
 | 
						||
 | 
						||
    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 $id
 | 
						||
    }
 | 
						||
    if {$findstring 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)]} return
 | 
						||
    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
 | 
						||
    set olds [lindex $parentlist $row]
 | 
						||
    if {$olds ne {}} {
 | 
						||
	set rmx [drawparentlinks $id $row $col $olds]
 | 
						||
    } else {
 | 
						||
	set rmx 0
 | 
						||
    }
 | 
						||
    drawcmittext $id $row $col $rmx
 | 
						||
    set iddrawn($id) 1
 | 
						||
}
 | 
						||
 | 
						||
proc drawfrac {f0 f1} {
 | 
						||
    global numcommits canv
 | 
						||
    global 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) / $linespc) - 1}]
 | 
						||
    if {$row < 0} {
 | 
						||
	set row 0
 | 
						||
    }
 | 
						||
    set y1 [expr {int($f1 * $ymax)}]
 | 
						||
    set endrow [expr {int(($y1 - 3) / $linespc) + 1}]
 | 
						||
    if {$endrow >= $numcommits} {
 | 
						||
	set endrow [expr {$numcommits - 1}]
 | 
						||
    }
 | 
						||
    for {} {$row <= $endrow} {incr row} {
 | 
						||
	drawcmitrow $row
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
proc drawvisible {} {
 | 
						||
    global canv
 | 
						||
    eval drawfrac [$canv yview]
 | 
						||
}
 | 
						||
 | 
						||
proc clear_display {} {
 | 
						||
    global iddrawn idrangedrawn
 | 
						||
    global vhighlights fhighlights nhighlights rhighlights
 | 
						||
 | 
						||
    allcanvs delete all
 | 
						||
    catch {unset iddrawn}
 | 
						||
    catch {unset idrangedrawn}
 | 
						||
    catch {unset vhighlights}
 | 
						||
    catch {unset fhighlights}
 | 
						||
    catch {unset nhighlights}
 | 
						||
    catch {unset rhighlights}
 | 
						||
}
 | 
						||
 | 
						||
proc findcrossings {id} {
 | 
						||
    global rowidlist parentlist numcommits rowoffsets displayorder
 | 
						||
 | 
						||
    set cross {}
 | 
						||
    set ccross {}
 | 
						||
    foreach {s e} [rowranges $id] {
 | 
						||
	if {$e >= $numcommits} {
 | 
						||
	    set e [expr {$numcommits - 1}]
 | 
						||
	}
 | 
						||
	if {$e <= $s} continue
 | 
						||
	set x [lsearch -exact [lindex $rowidlist $e] $id]
 | 
						||
	if {$x < 0} {
 | 
						||
	    puts "findcrossings: oops, no [shortids $id] in row $e"
 | 
						||
	    continue
 | 
						||
	}
 | 
						||
	for {set row $e} {[incr row -1] >= $s} {} {
 | 
						||
	    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
 | 
						||
		    }
 | 
						||
		}
 | 
						||
	    }
 | 
						||
	    set inc [lindex $rowoffsets $row $x]
 | 
						||
	    if {$inc eq {}} break
 | 
						||
	    incr x $inc
 | 
						||
	}
 | 
						||
    }
 | 
						||
    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 $id 1"
 | 
						||
}
 | 
						||
 | 
						||
proc drawtags {id x xt y1} {
 | 
						||
    global idtags idheads idotherrefs
 | 
						||
    global linespc lthickness
 | 
						||
    global canv mainfont commitrow rowtextx curview
 | 
						||
 | 
						||
    set marks {}
 | 
						||
    set ntags 0
 | 
						||
    set nheads 0
 | 
						||
    if {[info exists idtags($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 {}
 | 
						||
    foreach tag $marks {
 | 
						||
	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 + $lthickness}]
 | 
						||
	if {[incr ntags -1] >= 0} {
 | 
						||
	    # draw a tag
 | 
						||
	    set t [$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 + $linespc}]
 | 
						||
	} else {
 | 
						||
	    # draw a head or other ref
 | 
						||
	    if {[incr nheads -1] >= 0} {
 | 
						||
		set col green
 | 
						||
	    } else {
 | 
						||
		set col "#ddddff"
 | 
						||
	    }
 | 
						||
	    set xl [expr {$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 \
 | 
						||
		   -font $mainfont -tags tag.$id]
 | 
						||
	if {$ntags >= 0} {
 | 
						||
	    $canv bind $t <1> [list showtag $tag 1]
 | 
						||
	}
 | 
						||
    }
 | 
						||
    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 mainfont
 | 
						||
 | 
						||
    clear_display
 | 
						||
    $canv create text 3 3 -anchor nw -text $msg -font $mainfont -tags textitems
 | 
						||
}
 | 
						||
 | 
						||
proc finishcommits {} {
 | 
						||
    global commitidx phase curview
 | 
						||
    global canv mainfont ctext maincursor textcursor
 | 
						||
    global findinprogress pending_select
 | 
						||
 | 
						||
    if {$commitidx($curview) > 0} {
 | 
						||
	drawrest
 | 
						||
    } else {
 | 
						||
	show_status "No commits selected"
 | 
						||
    }
 | 
						||
    set phase {}
 | 
						||
    catch {unset pending_select}
 | 
						||
}
 | 
						||
 | 
						||
# Don't change the text pane cursor if it is currently the hand cursor,
 | 
						||
# showing that we are over a sha1 ID link.
 | 
						||
proc settextcursor {c} {
 | 
						||
    global ctext curtextcursor
 | 
						||
 | 
						||
    if {[$ctext cget -cursor] == $curtextcursor} {
 | 
						||
	$ctext config -cursor $c
 | 
						||
    }
 | 
						||
    set curtextcursor $c
 | 
						||
}
 | 
						||
 | 
						||
proc nowbusy {what} {
 | 
						||
    global isbusy
 | 
						||
 | 
						||
    if {[array names isbusy] eq {}} {
 | 
						||
	. config -cursor watch
 | 
						||
	settextcursor watch
 | 
						||
    }
 | 
						||
    set isbusy($what) 1
 | 
						||
}
 | 
						||
 | 
						||
proc notbusy {what} {
 | 
						||
    global isbusy maincursor textcursor
 | 
						||
 | 
						||
    catch {unset isbusy($what)}
 | 
						||
    if {[array names isbusy] eq {}} {
 | 
						||
	. config -cursor $maincursor
 | 
						||
	settextcursor $textcursor
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
proc drawrest {} {
 | 
						||
    global numcommits
 | 
						||
    global startmsecs
 | 
						||
    global canvy0 numcommits linespc
 | 
						||
    global rowlaidout commitidx curview
 | 
						||
    global pending_select
 | 
						||
 | 
						||
    set row $rowlaidout
 | 
						||
    layoutrows $rowlaidout $commitidx($curview) 1
 | 
						||
    layouttail
 | 
						||
    optimize_rows $row 0 $commitidx($curview)
 | 
						||
    showstuff $commitidx($curview)
 | 
						||
    if {[info exists pending_select]} {
 | 
						||
	selectline 0 1
 | 
						||
    }
 | 
						||
 | 
						||
    set drawmsecs [expr {[clock clicks -milliseconds] - $startmsecs}]
 | 
						||
    #puts "overall $drawmsecs ms for $numcommits commits"
 | 
						||
}
 | 
						||
 | 
						||
proc findmatches {f} {
 | 
						||
    global findtype foundstring foundstrlen
 | 
						||
    if {$findtype == "Regexp"} {
 | 
						||
	set matches [regexp -indices -all -inline $foundstring $f]
 | 
						||
    } else {
 | 
						||
	if {$findtype == "IgnCase"} {
 | 
						||
	    set str [string tolower $f]
 | 
						||
	} else {
 | 
						||
	    set str $f
 | 
						||
	}
 | 
						||
	set matches {}
 | 
						||
	set i 0
 | 
						||
	while {[set j [string first $foundstring $str $i]] >= 0} {
 | 
						||
	    lappend matches [list $j [expr {$j+$foundstrlen-1}]]
 | 
						||
	    set i [expr {$j + $foundstrlen}]
 | 
						||
	}
 | 
						||
    }
 | 
						||
    return $matches
 | 
						||
}
 | 
						||
 | 
						||
proc dofind {} {
 | 
						||
    global findtype findloc findstring markedmatches commitinfo
 | 
						||
    global numcommits displayorder linehtag linentag linedtag
 | 
						||
    global mainfont canv canv2 canv3 selectedline
 | 
						||
    global matchinglines foundstring foundstrlen matchstring
 | 
						||
    global commitdata
 | 
						||
 | 
						||
    stopfindproc
 | 
						||
    unmarkmatches
 | 
						||
    cancel_next_highlight
 | 
						||
    focus .
 | 
						||
    set matchinglines {}
 | 
						||
    if {$findtype == "IgnCase"} {
 | 
						||
	set foundstring [string tolower $findstring]
 | 
						||
    } else {
 | 
						||
	set foundstring $findstring
 | 
						||
    }
 | 
						||
    set foundstrlen [string length $findstring]
 | 
						||
    if {$foundstrlen == 0} return
 | 
						||
    regsub -all {[*?\[\\]} $foundstring {\\&} matchstring
 | 
						||
    set matchstring "*$matchstring*"
 | 
						||
    if {![info exists selectedline]} {
 | 
						||
	set oldsel -1
 | 
						||
    } else {
 | 
						||
	set oldsel $selectedline
 | 
						||
    }
 | 
						||
    set didsel 0
 | 
						||
    set fldtypes {Headline Author Date Committer CDate Comments}
 | 
						||
    set l -1
 | 
						||
    foreach id $displayorder {
 | 
						||
	set d $commitdata($id)
 | 
						||
	incr l
 | 
						||
	if {$findtype == "Regexp"} {
 | 
						||
	    set doesmatch [regexp $foundstring $d]
 | 
						||
	} elseif {$findtype == "IgnCase"} {
 | 
						||
	    set doesmatch [string match -nocase $matchstring $d]
 | 
						||
	} else {
 | 
						||
	    set doesmatch [string match $matchstring $d]
 | 
						||
	}
 | 
						||
	if {!$doesmatch} continue
 | 
						||
	if {![info exists commitinfo($id)]} {
 | 
						||
	    getcommit $id
 | 
						||
	}
 | 
						||
	set info $commitinfo($id)
 | 
						||
	set doesmatch 0
 | 
						||
	foreach f $info ty $fldtypes {
 | 
						||
	    if {$findloc != "All fields" && $findloc != $ty} {
 | 
						||
		continue
 | 
						||
	    }
 | 
						||
	    set matches [findmatches $f]
 | 
						||
	    if {$matches == {}} continue
 | 
						||
	    set doesmatch 1
 | 
						||
	    if {$ty == "Headline"} {
 | 
						||
		drawcmitrow $l
 | 
						||
		markmatches $canv $l $f $linehtag($l) $matches $mainfont
 | 
						||
	    } elseif {$ty == "Author"} {
 | 
						||
		drawcmitrow $l
 | 
						||
		markmatches $canv2 $l $f $linentag($l) $matches $mainfont
 | 
						||
	    } elseif {$ty == "Date"} {
 | 
						||
		drawcmitrow $l
 | 
						||
		markmatches $canv3 $l $f $linedtag($l) $matches $mainfont
 | 
						||
	    }
 | 
						||
	}
 | 
						||
	if {$doesmatch} {
 | 
						||
	    lappend matchinglines $l
 | 
						||
	    if {!$didsel && $l > $oldsel} {
 | 
						||
		findselectline $l
 | 
						||
		set didsel 1
 | 
						||
	    }
 | 
						||
	}
 | 
						||
    }
 | 
						||
    if {$matchinglines == {}} {
 | 
						||
	bell
 | 
						||
    } elseif {!$didsel} {
 | 
						||
	findselectline [lindex $matchinglines 0]
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
proc findselectline {l} {
 | 
						||
    global findloc commentend ctext
 | 
						||
    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 + $end c"
 | 
						||
	}
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
proc findnext {restart} {
 | 
						||
    global matchinglines selectedline
 | 
						||
    if {![info exists matchinglines]} {
 | 
						||
	if {$restart} {
 | 
						||
	    dofind
 | 
						||
	}
 | 
						||
	return
 | 
						||
    }
 | 
						||
    if {![info exists selectedline]} return
 | 
						||
    foreach l $matchinglines {
 | 
						||
	if {$l > $selectedline} {
 | 
						||
	    findselectline $l
 | 
						||
	    return
 | 
						||
	}
 | 
						||
    }
 | 
						||
    bell
 | 
						||
}
 | 
						||
 | 
						||
proc findprev {} {
 | 
						||
    global matchinglines selectedline
 | 
						||
    if {![info exists matchinglines]} {
 | 
						||
	dofind
 | 
						||
	return
 | 
						||
    }
 | 
						||
    if {![info exists selectedline]} return
 | 
						||
    set prev {}
 | 
						||
    foreach l $matchinglines {
 | 
						||
	if {$l >= $selectedline} break
 | 
						||
	set prev $l
 | 
						||
    }
 | 
						||
    if {$prev != {}} {
 | 
						||
	findselectline $prev
 | 
						||
    } else {
 | 
						||
	bell
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
proc stopfindproc {{done 0}} {
 | 
						||
    global findprocpid findprocfile findids
 | 
						||
    global ctext findoldcursor phase maincursor textcursor
 | 
						||
    global findinprogress
 | 
						||
 | 
						||
    catch {unset findids}
 | 
						||
    if {[info exists findprocpid]} {
 | 
						||
	if {!$done} {
 | 
						||
	    catch {exec kill $findprocpid}
 | 
						||
	}
 | 
						||
	catch {close $findprocfile}
 | 
						||
	unset findprocpid
 | 
						||
    }
 | 
						||
    catch {unset findinprogress}
 | 
						||
    notbusy find
 | 
						||
}
 | 
						||
 | 
						||
# mark a commit as matching by putting a yellow background
 | 
						||
# behind the headline
 | 
						||
proc markheadline {l id} {
 | 
						||
    global canv mainfont linehtag
 | 
						||
 | 
						||
    drawcmitrow $l
 | 
						||
    set bbox [$canv bbox $linehtag($l)]
 | 
						||
    set t [$canv create rect $bbox -outline {} -tags matches -fill yellow]
 | 
						||
    $canv lower $t
 | 
						||
}
 | 
						||
 | 
						||
# mark the bits of a headline, author or date that match a find string
 | 
						||
proc markmatches {canv l str tag matches font} {
 | 
						||
    set bbox [$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 matches -fill yellow]
 | 
						||
	$canv lower $t
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
proc unmarkmatches {} {
 | 
						||
    global matchinglines findids
 | 
						||
    allcanvs delete matches
 | 
						||
    catch {unset matchinglines}
 | 
						||
    catch {unset findids}
 | 
						||
}
 | 
						||
 | 
						||
proc selcanvline {w x y} {
 | 
						||
    global canv canvy0 ctext linespc
 | 
						||
    global rowtextx
 | 
						||
    set ymax [lindex [$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
 | 
						||
 | 
						||
    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 $e]
 | 
						||
	if {![info exists commitrow($curview,$linkid)]} continue
 | 
						||
	incr e
 | 
						||
	$ctext tag add link "$start + $s c" "$start + $e c"
 | 
						||
	$ctext tag add link$linknum "$start + $s c" "$start + $e c"
 | 
						||
	$ctext tag bind link$linknum <1> \
 | 
						||
	    [list selectline $commitrow($curview,$linkid) 1]
 | 
						||
	incr linknum
 | 
						||
    }
 | 
						||
    $ctext tag conf link -foreground blue -underline 1
 | 
						||
    $ctext tag bind link <Enter> { %W configure -cursor hand2 }
 | 
						||
    $ctext tag bind link <Leave> { %W configure -cursor $curtextcursor }
 | 
						||
}
 | 
						||
 | 
						||
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 l var} {
 | 
						||
    global ctext commitrow linknum curview idtags $var
 | 
						||
 | 
						||
    if {[catch {$ctext index $pos}]} {
 | 
						||
	return 0
 | 
						||
    }
 | 
						||
    set tags {}
 | 
						||
    foreach id $l {
 | 
						||
	foreach tag [set $var\($id\)] {
 | 
						||
	    lappend tags [concat $tag $id]
 | 
						||
	}
 | 
						||
    }
 | 
						||
    set tags [lsort -index 1 $tags]
 | 
						||
    set sep {}
 | 
						||
    foreach tag $tags {
 | 
						||
	set name [lindex $tag 0]
 | 
						||
	set id [lindex $tag 1]
 | 
						||
	set lk link$linknum
 | 
						||
	incr linknum
 | 
						||
	$ctext insert $pos $sep
 | 
						||
	$ctext insert $pos $name $lk
 | 
						||
	$ctext tag conf $lk -foreground blue
 | 
						||
	if {[info exists commitrow($curview,$id)]} {
 | 
						||
	    $ctext tag bind $lk <1> \
 | 
						||
		[list selectline $commitrow($curview,$id) 1]
 | 
						||
	    $ctext tag conf $lk -underline 1
 | 
						||
	    $ctext tag bind $lk <Enter> { %W configure -cursor hand2 }
 | 
						||
	    $ctext tag bind $lk <Leave> { %W configure -cursor $curtextcursor }
 | 
						||
	}
 | 
						||
	set sep ", "
 | 
						||
    }
 | 
						||
    return [llength $tags]
 | 
						||
}
 | 
						||
 | 
						||
# called when we have finished computing the nearby tags
 | 
						||
proc dispneartags {} {
 | 
						||
    global selectedline currentid ctext anc_tags desc_tags showneartags
 | 
						||
    global desc_heads
 | 
						||
 | 
						||
    if {![info exists selectedline] || !$showneartags} return
 | 
						||
    set id $currentid
 | 
						||
    $ctext conf -state normal
 | 
						||
    if {[info exists desc_heads($id)]} {
 | 
						||
	if {[appendrefs branch $desc_heads($id) idheads] > 1} {
 | 
						||
	    $ctext insert "branch -2c" "es"
 | 
						||
	}
 | 
						||
    }
 | 
						||
    if {[info exists anc_tags($id)]} {
 | 
						||
	appendrefs follows $anc_tags($id) idtags
 | 
						||
    }
 | 
						||
    if {[info exists desc_tags($id)]} {
 | 
						||
	appendrefs precedes $desc_tags($id) idtags
 | 
						||
    }
 | 
						||
    $ctext conf -state disabled
 | 
						||
}
 | 
						||
 | 
						||
proc selectline {l isnew} {
 | 
						||
    global canv canv2 canv3 ctext commitinfo selectedline
 | 
						||
    global displayorder linehtag linentag linedtag
 | 
						||
    global canvy0 linespc parentlist childlist
 | 
						||
    global currentid sha1entry
 | 
						||
    global commentend idtags linknum
 | 
						||
    global mergemax numcommits pending_select
 | 
						||
    global cmitmode desc_tags anc_tags showneartags allcommits desc_heads
 | 
						||
 | 
						||
    catch {unset pending_select}
 | 
						||
    $canv delete hover
 | 
						||
    normalline
 | 
						||
    cancel_next_highlight
 | 
						||
    if {$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 / $ymax}]
 | 
						||
	drawvisible
 | 
						||
    }
 | 
						||
 | 
						||
    if {![info exists linehtag($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 $t
 | 
						||
 | 
						||
    if {$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 [lindex $childlist $l] {
 | 
						||
	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"
 | 
						||
	$ctext mark gravity branch left
 | 
						||
	if {[info exists desc_heads($id)]} {
 | 
						||
	    if {[appendrefs branch $desc_heads($id) idheads] > 1} {
 | 
						||
		# turn "Branch" into "Branches"
 | 
						||
		$ctext insert "branch -2c" "es"
 | 
						||
	    }
 | 
						||
	}
 | 
						||
	$ctext insert end "\nFollows: "
 | 
						||
	$ctext mark set follows "end -1c"
 | 
						||
	$ctext mark gravity follows left
 | 
						||
	if {[info exists anc_tags($id)]} {
 | 
						||
	    appendrefs follows $anc_tags($id) idtags
 | 
						||
	}
 | 
						||
	$ctext insert end "\nPrecedes: "
 | 
						||
	$ctext mark set precedes "end -1c"
 | 
						||
	$ctext mark gravity precedes left
 | 
						||
	if {[info exists desc_tags($id)]} {
 | 
						||
	    appendrefs precedes $desc_tags($id) idtags
 | 
						||
	}
 | 
						||
	$ctext insert end "\n"
 | 
						||
    }
 | 
						||
    $ctext insert end "\n"
 | 
						||
    appendwithlinks [lindex $info 5] {comment}
 | 
						||
 | 
						||
    $ctext tag delete Comments
 | 
						||
    $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 $l 1
 | 
						||
}
 | 
						||
 | 
						||
proc selnextline {dir} {
 | 
						||
    global selectedline
 | 
						||
    if {![info exists selectedline]} return
 | 
						||
    set l [expr {$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
 | 
						||
    cancel_next_highlight
 | 
						||
}
 | 
						||
 | 
						||
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} {
 | 
						||
	.ctop.top.bar.leftbut conf -state normal
 | 
						||
    } else {
 | 
						||
	.ctop.top.bar.leftbut conf -state disabled
 | 
						||
    }
 | 
						||
    .ctop.top.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 $cmd
 | 
						||
}
 | 
						||
 | 
						||
proc goback {} {
 | 
						||
    global history historyindex
 | 
						||
 | 
						||
    if {$historyindex > 1} {
 | 
						||
	incr historyindex -1
 | 
						||
	godo [lindex $history [expr {$historyindex - 1}]]
 | 
						||
	.ctop.top.bar.rightbut conf -state normal
 | 
						||
    }
 | 
						||
    if {$historyindex <= 1} {
 | 
						||
	.ctop.top.bar.leftbut conf -state disabled
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
proc goforw {} {
 | 
						||
    global history historyindex
 | 
						||
 | 
						||
    if {$historyindex < [llength $history]} {
 | 
						||
	set cmd [lindex $history $historyindex]
 | 
						||
	incr historyindex
 | 
						||
	godo $cmd
 | 
						||
	.ctop.top.bar.leftbut conf -state normal
 | 
						||
    }
 | 
						||
    if {$historyindex >= [llength $history]} {
 | 
						||
	.ctop.top.bar.rightbut conf -state disabled
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
proc gettree {id} {
 | 
						||
    global treefilelist treeidlist diffids diffmergeid treepending
 | 
						||
 | 
						||
    set diffids $id
 | 
						||
    catch {unset diffmergeid}
 | 
						||
    if {![info exists treefilelist($id)]} {
 | 
						||
	if {![info exists treepending]} {
 | 
						||
	    if {[catch {set gtf [open [concat | git ls-tree -r $id] r]}]} {
 | 
						||
		return
 | 
						||
	    }
 | 
						||
	    set treepending $id
 | 
						||
	    set treefilelist($id) {}
 | 
						||
	    set treeidlist($id) {}
 | 
						||
	    fconfigure $gtf -blocking 0
 | 
						||
	    fileevent $gtf readable [list gettreeline $gtf $id]
 | 
						||
	}
 | 
						||
    } else {
 | 
						||
	setfilelist $id
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
proc gettreeline {gtf id} {
 | 
						||
    global treefilelist treeidlist treepending cmitmode diffids
 | 
						||
 | 
						||
    while {[gets $gtf line] >= 0} {
 | 
						||
	if {[lindex $line 1] ne "blob"} continue
 | 
						||
	set sha1 [lindex $line 2]
 | 
						||
	set fname [lindex $line 3]
 | 
						||
	lappend treefilelist($id) $fname
 | 
						||
	lappend treeidlist($id) $sha1
 | 
						||
    }
 | 
						||
    if {![eof $gtf]} return
 | 
						||
    close $gtf
 | 
						||
    unset treepending
 | 
						||
    if {$cmitmode ne "tree"} {
 | 
						||
	if {![info exists diffmergeid]} {
 | 
						||
	    gettreediffs $diffids
 | 
						||
	}
 | 
						||
    } elseif {$id ne $diffids} {
 | 
						||
	gettree $diffids
 | 
						||
    } else {
 | 
						||
	setfilelist $id
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
proc showfile {f} {
 | 
						||
    global treefilelist treeidlist diffids
 | 
						||
    global ctext commentend
 | 
						||
 | 
						||
    set i [lsearch -exact $treefilelist($diffids) $f]
 | 
						||
    if {$i < 0} {
 | 
						||
	puts "oops, $f not in list for id $diffids"
 | 
						||
	return
 | 
						||
    }
 | 
						||
    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
 | 
						||
    fileevent $bf readable [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 $commentend
 | 
						||
}
 | 
						||
 | 
						||
proc getblobline {bf id} {
 | 
						||
    global diffids cmitmode ctext
 | 
						||
 | 
						||
    if {$id ne $diffids || $cmitmode ne "tree"} {
 | 
						||
	catch {close $bf}
 | 
						||
	return
 | 
						||
    }
 | 
						||
    $ctext config -state normal
 | 
						||
    while {[gets $bf line] >= 0} {
 | 
						||
	$ctext insert end "$line\n"
 | 
						||
    }
 | 
						||
    if {[eof $bf]} {
 | 
						||
	# delete last newline
 | 
						||
	$ctext delete "end - 2c" "end - 1c"
 | 
						||
	close $bf
 | 
						||
    }
 | 
						||
    $ctext config -state disabled
 | 
						||
}
 | 
						||
 | 
						||
proc mergediff {id l} {
 | 
						||
    global diffmergeid diffopts mdifffd
 | 
						||
    global diffids
 | 
						||
    global parentlist
 | 
						||
 | 
						||
    set diffmergeid $id
 | 
						||
    set diffids $id
 | 
						||
    # this doesn't seem to actually affect anything...
 | 
						||
    set env(GIT_DIFF_OPTS) $diffopts
 | 
						||
    set cmd [concat | git diff-tree --no-commit-id --cc $id]
 | 
						||
    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]]
 | 
						||
    fileevent $mdf readable [list getmergediffline $mdf $id $np]
 | 
						||
    set nextupdate [expr {[clock clicks -milliseconds] + 100}]
 | 
						||
}
 | 
						||
 | 
						||
proc getmergediffline {mdf id np} {
 | 
						||
    global diffmergeid ctext cflist nextupdate mergemax
 | 
						||
    global difffilestart mdifffd
 | 
						||
 | 
						||
    set n [gets $mdf line]
 | 
						||
    if {$n < 0} {
 | 
						||
	if {[eof $mdf]} {
 | 
						||
	    close $mdf
 | 
						||
	}
 | 
						||
	return
 | 
						||
    }
 | 
						||
    if {![info exists diffmergeid] || $id != $diffmergeid
 | 
						||
	|| $mdf != $mdifffd($id)} {
 | 
						||
	return
 | 
						||
    }
 | 
						||
    $ctext conf -state normal
 | 
						||
    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 {[clock clicks -milliseconds] >= $nextupdate} {
 | 
						||
	incr nextupdate 100
 | 
						||
	fileevent $mdf readable {}
 | 
						||
	update
 | 
						||
	fileevent $mdf readable [list getmergediffline $mdf $id $np]
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
proc startdiff {ids} {
 | 
						||
    global treediffs diffids treepending diffmergeid
 | 
						||
 | 
						||
    set diffids $ids
 | 
						||
    catch {unset diffmergeid}
 | 
						||
    if {![info exists treediffs($ids)]} {
 | 
						||
	if {![info exists treepending]} {
 | 
						||
	    gettreediffs $ids
 | 
						||
	}
 | 
						||
    } else {
 | 
						||
	addtocflist $ids
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
proc addtocflist {ids} {
 | 
						||
    global treediffs cflist
 | 
						||
    add_flist $treediffs($ids)
 | 
						||
    getblobdiffs $ids
 | 
						||
}
 | 
						||
 | 
						||
proc gettreediffs {ids} {
 | 
						||
    global treediff treepending
 | 
						||
    set treepending $ids
 | 
						||
    set treediff {}
 | 
						||
    if {[catch \
 | 
						||
	 {set gdtf [open [concat | git diff-tree --no-commit-id -r $ids] r]} \
 | 
						||
	]} return
 | 
						||
    fconfigure $gdtf -blocking 0
 | 
						||
    fileevent $gdtf readable [list gettreediffline $gdtf $ids]
 | 
						||
}
 | 
						||
 | 
						||
proc gettreediffline {gdtf ids} {
 | 
						||
    global treediff treediffs treepending diffids diffmergeid
 | 
						||
    global cmitmode
 | 
						||
 | 
						||
    set n [gets $gdtf line]
 | 
						||
    if {$n < 0} {
 | 
						||
	if {![eof $gdtf]} return
 | 
						||
	close $gdtf
 | 
						||
	set treediffs($ids) $treediff
 | 
						||
	unset treepending
 | 
						||
	if {$cmitmode eq "tree"} {
 | 
						||
	    gettree $diffids
 | 
						||
	} elseif {$ids != $diffids} {
 | 
						||
	    if {![info exists diffmergeid]} {
 | 
						||
		gettreediffs $diffids
 | 
						||
	    }
 | 
						||
	} else {
 | 
						||
	    addtocflist $ids
 | 
						||
	}
 | 
						||
	return
 | 
						||
    }
 | 
						||
    set file [lindex $line 5]
 | 
						||
    lappend treediff $file
 | 
						||
}
 | 
						||
 | 
						||
proc getblobdiffs {ids} {
 | 
						||
    global diffopts blobdifffd diffids env curdifftag curtagstart
 | 
						||
    global nextupdate diffinhdr treediffs
 | 
						||
 | 
						||
    set env(GIT_DIFF_OPTS) $diffopts
 | 
						||
    set cmd [concat | git diff-tree --no-commit-id -r -p -C $ids]
 | 
						||
    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
 | 
						||
    set curdifftag Comments
 | 
						||
    set curtagstart 0.0
 | 
						||
    fileevent $bdf readable [list getblobdiffline $bdf $diffids]
 | 
						||
    set nextupdate [expr {[clock clicks -milliseconds] + 100}]
 | 
						||
}
 | 
						||
 | 
						||
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 getblobdiffline {bdf ids} {
 | 
						||
    global diffids blobdifffd ctext curdifftag curtagstart
 | 
						||
    global diffnexthead diffnextnote difffilestart
 | 
						||
    global nextupdate diffinhdr treediffs
 | 
						||
 | 
						||
    set n [gets $bdf line]
 | 
						||
    if {$n < 0} {
 | 
						||
	if {[eof $bdf]} {
 | 
						||
	    close $bdf
 | 
						||
	    if {$ids == $diffids && $bdf == $blobdifffd($ids)} {
 | 
						||
		$ctext tag add $curdifftag $curtagstart end
 | 
						||
	    }
 | 
						||
	}
 | 
						||
	return
 | 
						||
    }
 | 
						||
    if {$ids != $diffids || $bdf != $blobdifffd($ids)} {
 | 
						||
	return
 | 
						||
    }
 | 
						||
    $ctext conf -state normal
 | 
						||
    if {[regexp {^diff --git a/(.*) b/(.*)} $line match fname newname]} {
 | 
						||
	# start of a new file
 | 
						||
	$ctext insert end "\n"
 | 
						||
	$ctext tag add $curdifftag $curtagstart end
 | 
						||
	set here [$ctext index "end - 1c"]
 | 
						||
	set curtagstart $here
 | 
						||
	set header $newname
 | 
						||
	set i [lsearch -exact $treediffs($ids) $fname]
 | 
						||
	if {$i >= 0} {
 | 
						||
	    setinlist difffilestart $i $here
 | 
						||
	}
 | 
						||
	if {$newname ne $fname} {
 | 
						||
	    set i [lsearch -exact $treediffs($ids) $newname]
 | 
						||
	    if {$i >= 0} {
 | 
						||
		setinlist difffilestart $i $here
 | 
						||
	    }
 | 
						||
	}
 | 
						||
	set curdifftag "f:$fname"
 | 
						||
	$ctext tag delete $curdifftag
 | 
						||
	set l [expr {(78 - [string length $header]) / 2}]
 | 
						||
	set pad [string range "----------------------------------------" 1 $l]
 | 
						||
	$ctext insert end "$pad $header $pad\n" filesep
 | 
						||
	set diffinhdr 1
 | 
						||
    } elseif {$diffinhdr && [string compare -length 3 $line "---"] == 0} {
 | 
						||
	# do nothing
 | 
						||
    } elseif {$diffinhdr && [string compare -length 3 $line "+++"] == 0} {
 | 
						||
	set diffinhdr 0
 | 
						||
    } 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
 | 
						||
    } 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"
 | 
						||
	} elseif {$diffinhdr || $x == "\\"} {
 | 
						||
	    # e.g. "\ No newline at end of file"
 | 
						||
	    $ctext insert end "$line\n" filesep
 | 
						||
	} else {
 | 
						||
	    # Something else we don't recognize
 | 
						||
	    if {$curdifftag != "Comments"} {
 | 
						||
		$ctext insert end "\n"
 | 
						||
		$ctext tag add $curdifftag $curtagstart end
 | 
						||
		set curtagstart [$ctext index "end - 1c"]
 | 
						||
		set curdifftag Comments
 | 
						||
	    }
 | 
						||
	    $ctext insert end "$line\n" filesep
 | 
						||
	}
 | 
						||
    }
 | 
						||
    $ctext conf -state disabled
 | 
						||
    if {[clock clicks -milliseconds] >= $nextupdate} {
 | 
						||
	incr nextupdate 100
 | 
						||
	fileevent $bdf readable {}
 | 
						||
	update
 | 
						||
	fileevent $bdf readable "getblobdiffline $bdf {$ids}"
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
proc nextfile {} {
 | 
						||
    global difffilestart ctext
 | 
						||
    set here [$ctext index @0,0]
 | 
						||
    foreach loc $difffilestart {
 | 
						||
	if {[$ctext compare $loc > $here]} {
 | 
						||
	    $ctext yview $loc
 | 
						||
	}
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
proc clear_ctext {{first 1.0}} {
 | 
						||
    global ctext smarktop smarkbot
 | 
						||
 | 
						||
    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
 | 
						||
}
 | 
						||
 | 
						||
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
 | 
						||
 | 
						||
    .ctop.cdet.left.sb set $f0 $f1
 | 
						||
    if {$searchstring ne {}} {
 | 
						||
	searchmarkvisible 0
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
proc setcoords {} {
 | 
						||
    global linespc charspc canvx0 canvy0 mainfont
 | 
						||
    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
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
proc incrfont {inc} {
 | 
						||
    global mainfont textfont ctext canv phase
 | 
						||
    global stopped entries
 | 
						||
    unmarkmatches
 | 
						||
    set mainfont [lreplace $mainfont 1 1 [expr {[lindex $mainfont 1] + $inc}]]
 | 
						||
    set textfont [lreplace $textfont 1 1 [expr {[lindex $textfont 1] + $inc}]]
 | 
						||
    setcoords
 | 
						||
    $ctext conf -font $textfont
 | 
						||
    $ctext tag conf filesep -font [concat $textfont bold]
 | 
						||
    foreach e $entries {
 | 
						||
	$e conf -font $mainfont
 | 
						||
    }
 | 
						||
    if {$phase eq "getcommits"} {
 | 
						||
	$canv itemconf textitems -font $mainfont
 | 
						||
    }
 | 
						||
    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 mainfont
 | 
						||
 | 
						||
    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 $yfrac
 | 
						||
}
 | 
						||
 | 
						||
proc lineclick {x y id isnew} {
 | 
						||
    global ctext commitinfo children canv thickerline curview
 | 
						||
 | 
						||
    if {![info exists commitinfo($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
 | 
						||
    $ctext tag conf link -foreground blue -underline 1
 | 
						||
    $ctext tag bind link <Enter> { %W configure -cursor hand2 }
 | 
						||
    $ctext tag bind link <Leave> { %W configure -cursor $curtextcursor }
 | 
						||
    $ctext insert end "Parent:\t"
 | 
						||
    $ctext insert end $id [list link link0]
 | 
						||
    $ctext tag bind link0 <1> [list selbyid $id]
 | 
						||
    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 $child [list link link$i]
 | 
						||
	    $ctext tag bind link$i <1> [list selbyid $child]
 | 
						||
	    $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
 | 
						||
 | 
						||
    if {![info exists selectedline]
 | 
						||
	|| $commitrow($curview,$id) eq $selectedline} {
 | 
						||
	set state disabled
 | 
						||
    } else {
 | 
						||
	set state normal
 | 
						||
    }
 | 
						||
    $rowctxmenu entryconfigure 0 -state $state
 | 
						||
    $rowctxmenu entryconfigure 1 -state $state
 | 
						||
    $rowctxmenu entryconfigure 2 -state $state
 | 
						||
    set rowmenuid $id
 | 
						||
    tk_popup $rowctxmenu $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 tag conf link -foreground blue -underline 1
 | 
						||
    $ctext tag bind link <Enter> { %W configure -cursor hand2 }
 | 
						||
    $ctext tag bind link <Leave> { %W configure -cursor $curtextcursor }
 | 
						||
    $ctext tag bind link0 <1> [list selbyid $oldid]
 | 
						||
    $ctext insert end $oldid [list link link0]
 | 
						||
    $ctext insert end "\n     "
 | 
						||
    $ctext insert end [lindex $commitinfo($oldid) 0]
 | 
						||
    $ctext insert end "\n\nTo   "
 | 
						||
    $ctext tag bind link1 <1> [list selbyid $newid]
 | 
						||
    $ctext insert end $newid [list link link1]
 | 
						||
    $ctext insert end "\n     "
 | 
						||
    $ctext insert end [lindex $commitinfo($newid) 0]
 | 
						||
    $ctext insert end "\n"
 | 
						||
    $ctext conf -state disabled
 | 
						||
    $ctext tag delete Comments
 | 
						||
    $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
 | 
						||
 | 
						||
    set oldid [$patchtop.fromsha1 get]
 | 
						||
    set newid [$patchtop.tosha1 get]
 | 
						||
    set fname [$patchtop.fname get]
 | 
						||
    if {[catch {exec git diff-tree -p $oldid $newid >$fname &} 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 $id
 | 
						||
}
 | 
						||
 | 
						||
proc redrawtags {id} {
 | 
						||
    global canv linehtag commitrow idpos selectedline curview
 | 
						||
    global mainfont
 | 
						||
 | 
						||
    if {![info exists commitrow($curview,$id)]} return
 | 
						||
    drawcmitrow $commitrow($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
 | 
						||
}
 | 
						||
 | 
						||
# Stuff for finding nearby tags
 | 
						||
proc getallcommits {} {
 | 
						||
    global allcstart allcommits allcfd
 | 
						||
 | 
						||
    set fd [open [concat | git rev-list --all --topo-order --parents] r]
 | 
						||
    set allcfd $fd
 | 
						||
    fconfigure $fd -blocking 0
 | 
						||
    set allcommits "reading"
 | 
						||
    nowbusy allcommits
 | 
						||
    restartgetall $fd
 | 
						||
}
 | 
						||
 | 
						||
proc discardallcommits {} {
 | 
						||
    global allparents allchildren allcommits allcfd
 | 
						||
    global desc_tags anc_tags alldtags tagisdesc allids desc_heads
 | 
						||
 | 
						||
    if {![info exists allcommits]} return
 | 
						||
    if {$allcommits eq "reading"} {
 | 
						||
	catch {close $allcfd}
 | 
						||
    }
 | 
						||
    foreach v {allcommits allchildren allparents allids desc_tags anc_tags
 | 
						||
		alldtags tagisdesc desc_heads} {
 | 
						||
	catch {unset $v}
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
proc restartgetall {fd} {
 | 
						||
    global allcstart
 | 
						||
 | 
						||
    fileevent $fd readable [list getallclines $fd]
 | 
						||
    set allcstart [clock clicks -milliseconds]
 | 
						||
}
 | 
						||
 | 
						||
proc combine_dtags {l1 l2} {
 | 
						||
    global tagisdesc notfirstd
 | 
						||
 | 
						||
    set res [lsort -unique [concat $l1 $l2]]
 | 
						||
    for {set i 0} {$i < [llength $res]} {incr i} {
 | 
						||
	set x [lindex $res $i]
 | 
						||
	for {set j [expr {$i+1}]} {$j < [llength $res]} {} {
 | 
						||
	    set y [lindex $res $j]
 | 
						||
	    if {[info exists tagisdesc($x,$y)]} {
 | 
						||
		if {$tagisdesc($x,$y) > 0} {
 | 
						||
		    # x is a descendent of y, exclude x
 | 
						||
		    set res [lreplace $res $i $i]
 | 
						||
		    incr i -1
 | 
						||
		    break
 | 
						||
		} else {
 | 
						||
		    # y is a descendent of x, exclude y
 | 
						||
		    set res [lreplace $res $j $j]
 | 
						||
		}
 | 
						||
	    } else {
 | 
						||
		# no relation, keep going
 | 
						||
		incr j
 | 
						||
	    }
 | 
						||
	}
 | 
						||
    }
 | 
						||
    return $res
 | 
						||
}
 | 
						||
 | 
						||
proc combine_atags {l1 l2} {
 | 
						||
    global tagisdesc
 | 
						||
 | 
						||
    set res [lsort -unique [concat $l1 $l2]]
 | 
						||
    for {set i 0} {$i < [llength $res]} {incr i} {
 | 
						||
	set x [lindex $res $i]
 | 
						||
	for {set j [expr {$i+1}]} {$j < [llength $res]} {} {
 | 
						||
	    set y [lindex $res $j]
 | 
						||
	    if {[info exists tagisdesc($x,$y)]} {
 | 
						||
		if {$tagisdesc($x,$y) < 0} {
 | 
						||
		    # x is an ancestor of y, exclude x
 | 
						||
		    set res [lreplace $res $i $i]
 | 
						||
		    incr i -1
 | 
						||
		    break
 | 
						||
		} else {
 | 
						||
		    # y is an ancestor of x, exclude y
 | 
						||
		    set res [lreplace $res $j $j]
 | 
						||
		}
 | 
						||
	    } else {
 | 
						||
		# no relation, keep going
 | 
						||
		incr j
 | 
						||
	    }
 | 
						||
	}
 | 
						||
    }
 | 
						||
    return $res
 | 
						||
}
 | 
						||
 | 
						||
proc getallclines {fd} {
 | 
						||
    global allparents allchildren allcommits allcstart
 | 
						||
    global desc_tags anc_tags idtags alldtags tagisdesc allids
 | 
						||
    global desc_heads idheads
 | 
						||
 | 
						||
    while {[gets $fd line] >= 0} {
 | 
						||
	set id [lindex $line 0]
 | 
						||
	lappend allids $id
 | 
						||
	set olds [lrange $line 1 end]
 | 
						||
	set allparents($id) $olds
 | 
						||
	if {![info exists allchildren($id)]} {
 | 
						||
	    set allchildren($id) {}
 | 
						||
	}
 | 
						||
	foreach p $olds {
 | 
						||
	    lappend allchildren($p) $id
 | 
						||
	}
 | 
						||
	# compute nearest tagged descendents as we go
 | 
						||
	# also compute descendent heads
 | 
						||
	set dtags {}
 | 
						||
	set dheads {}
 | 
						||
	foreach child $allchildren($id) {
 | 
						||
	    if {[info exists idtags($child)]} {
 | 
						||
		set ctags [list $child]
 | 
						||
	    } else {
 | 
						||
		set ctags $desc_tags($child)
 | 
						||
	    }
 | 
						||
	    if {$dtags eq {}} {
 | 
						||
		set dtags $ctags
 | 
						||
	    } elseif {$ctags ne $dtags} {
 | 
						||
		set dtags [combine_dtags $dtags $ctags]
 | 
						||
	    }
 | 
						||
	    set cheads $desc_heads($child)
 | 
						||
	    if {$dheads eq {}} {
 | 
						||
		set dheads $cheads
 | 
						||
	    } elseif {$cheads ne $dheads} {
 | 
						||
		set dheads [lsort -unique [concat $dheads $cheads]]
 | 
						||
	    }
 | 
						||
	}
 | 
						||
	set desc_tags($id) $dtags
 | 
						||
	if {[info exists idtags($id)]} {
 | 
						||
	    set adt $dtags
 | 
						||
	    foreach tag $dtags {
 | 
						||
		set adt [concat $adt $alldtags($tag)]
 | 
						||
	    }
 | 
						||
	    set adt [lsort -unique $adt]
 | 
						||
	    set alldtags($id) $adt
 | 
						||
	    foreach tag $adt {
 | 
						||
		set tagisdesc($id,$tag) -1
 | 
						||
		set tagisdesc($tag,$id) 1
 | 
						||
	    }
 | 
						||
	}
 | 
						||
	if {[info exists idheads($id)]} {
 | 
						||
	    lappend dheads $id
 | 
						||
	}
 | 
						||
	set desc_heads($id) $dheads
 | 
						||
	if {[clock clicks -milliseconds] - $allcstart >= 50} {
 | 
						||
	    fileevent $fd readable {}
 | 
						||
	    after idle restartgetall $fd
 | 
						||
	    return
 | 
						||
	}
 | 
						||
    }
 | 
						||
    if {[eof $fd]} {
 | 
						||
	after idle restartatags [llength $allids]
 | 
						||
	if {[catch {close $fd} err]} {
 | 
						||
	    error_popup "Error reading full commit graph: $err.\n\
 | 
						||
			 Results may be incomplete."
 | 
						||
	}
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
# walk backward through the tree and compute nearest tagged ancestors
 | 
						||
proc restartatags {i} {
 | 
						||
    global allids allparents idtags anc_tags t0
 | 
						||
 | 
						||
    set t0 [clock clicks -milliseconds]
 | 
						||
    while {[incr i -1] >= 0} {
 | 
						||
	set id [lindex $allids $i]
 | 
						||
	set atags {}
 | 
						||
	foreach p $allparents($id) {
 | 
						||
	    if {[info exists idtags($p)]} {
 | 
						||
		set ptags [list $p]
 | 
						||
	    } else {
 | 
						||
		set ptags $anc_tags($p)
 | 
						||
	    }
 | 
						||
	    if {$atags eq {}} {
 | 
						||
		set atags $ptags
 | 
						||
	    } elseif {$ptags ne $atags} {
 | 
						||
		set atags [combine_atags $atags $ptags]
 | 
						||
	    }
 | 
						||
	}
 | 
						||
	set anc_tags($id) $atags
 | 
						||
	if {[clock clicks -milliseconds] - $t0 >= 50} {
 | 
						||
	    after idle restartatags $i
 | 
						||
	    return
 | 
						||
	}
 | 
						||
    }
 | 
						||
    set allcommits "done"
 | 
						||
    notbusy allcommits
 | 
						||
    dispneartags
 | 
						||
}
 | 
						||
 | 
						||
proc rereadrefs {} {
 | 
						||
    global idtags idheads idotherrefs
 | 
						||
 | 
						||
    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]
 | 
						||
	}
 | 
						||
    }
 | 
						||
    readrefs
 | 
						||
    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} {
 | 
						||
	    redrawtags $id
 | 
						||
	}
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
proc listrefs {id} {
 | 
						||
    global idtags idheads idotherrefs
 | 
						||
 | 
						||
    set x {}
 | 
						||
    if {[info exists idtags($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 $z]
 | 
						||
}
 | 
						||
 | 
						||
proc showtag {tag isnew} {
 | 
						||
    global ctext tagcontents tagids linknum
 | 
						||
 | 
						||
    if {$isnew} {
 | 
						||
	addtohistory [list showtag $tag 0]
 | 
						||
    }
 | 
						||
    $ctext conf -state normal
 | 
						||
    clear_ctext
 | 
						||
    set linknum 0
 | 
						||
    if {[info exists tagcontents($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
 | 
						||
    destroy .
 | 
						||
}
 | 
						||
 | 
						||
proc doprefs {} {
 | 
						||
    global maxwidth maxgraphpct diffopts
 | 
						||
    global oldprefs prefstop showneartags
 | 
						||
 | 
						||
    set top .gitkprefs
 | 
						||
    set prefstop $top
 | 
						||
    if {[winfo exists $top]} {
 | 
						||
	raise $top
 | 
						||
	return
 | 
						||
    }
 | 
						||
    foreach v {maxwidth maxgraphpct diffopts showneartags} {
 | 
						||
	set oldprefs($v) [set $v]
 | 
						||
    }
 | 
						||
    toplevel $top
 | 
						||
    wm title $top "Gitk preferences"
 | 
						||
    label $top.ldisp -text "Commit list display options"
 | 
						||
    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
 | 
						||
    label $top.ddisp -text "Diff display options"
 | 
						||
    grid $top.ddisp - -sticky w -pady 10
 | 
						||
    label $top.diffoptl -text "Options for diff program" \
 | 
						||
	-font optionfont
 | 
						||
    entry $top.diffopt -width 20 -textvariable diffopts
 | 
						||
    grid x $top.diffoptl $top.diffopt -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.buts
 | 
						||
    button $top.buts.ok -text "OK" -command prefsok
 | 
						||
    button $top.buts.can -text "Cancel" -command prefscan
 | 
						||
    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
 | 
						||
}
 | 
						||
 | 
						||
proc prefscan {} {
 | 
						||
    global maxwidth maxgraphpct diffopts
 | 
						||
    global oldprefs prefstop showneartags
 | 
						||
 | 
						||
    foreach v {maxwidth maxgraphpct diffopts showneartags} {
 | 
						||
	set $v $oldprefs($v)
 | 
						||
    }
 | 
						||
    catch {destroy $prefstop}
 | 
						||
    unset prefstop
 | 
						||
}
 | 
						||
 | 
						||
proc prefsok {} {
 | 
						||
    global maxwidth maxgraphpct
 | 
						||
    global oldprefs prefstop showneartags
 | 
						||
 | 
						||
    catch {destroy $prefstop}
 | 
						||
    unset prefstop
 | 
						||
    if {$maxwidth != $oldprefs(maxwidth)
 | 
						||
	|| $maxgraphpct != $oldprefs(maxgraphpct)} {
 | 
						||
	redisplay
 | 
						||
    } elseif {$showneartags != $oldprefs(showneartags)} {
 | 
						||
	reselectline
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
proc formatdate {d} {
 | 
						||
    return [clock format $d -format "%Y-%m-%d %H:%M:%S"]
 | 
						||
}
 | 
						||
 | 
						||
# 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 $i]
 | 
						||
    }
 | 
						||
    return {}
 | 
						||
}
 | 
						||
 | 
						||
# defaults...
 | 
						||
set datemode 0
 | 
						||
set diffopts "-U 5 -p"
 | 
						||
set wrcomcmd "git diff-tree --stdin -p --pretty"
 | 
						||
 | 
						||
set gitencoding {}
 | 
						||
catch {
 | 
						||
    set gitencoding [exec git repo-config --get i18n.commitencoding]
 | 
						||
}
 | 
						||
if {$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 findmergefiles 0
 | 
						||
set maxgraphpct 50
 | 
						||
set maxwidth 16
 | 
						||
set revlistorder 0
 | 
						||
set fastdate 0
 | 
						||
set uparrowlen 7
 | 
						||
set downarrowlen 7
 | 
						||
set mingaplen 30
 | 
						||
set cmitmode "patch"
 | 
						||
set wrapcomment "none"
 | 
						||
set showneartags 1
 | 
						||
 | 
						||
set colors {green red blue magenta darkgrey brown orange}
 | 
						||
 | 
						||
catch {source ~/.gitk}
 | 
						||
 | 
						||
font create optionfont -family sans-serif -size -12
 | 
						||
 | 
						||
set revtreeargs {}
 | 
						||
foreach arg $argv {
 | 
						||
    switch -regexp -- $arg {
 | 
						||
	"^$" { }
 | 
						||
	"^-d" { set datemode 1 }
 | 
						||
	default {
 | 
						||
	    lappend revtreeargs $arg
 | 
						||
	}
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
# check that we can find a .git directory somewhere...
 | 
						||
set gitdir [gitdir]
 | 
						||
if {![file isdirectory $gitdir]} {
 | 
						||
    show_error {} . "Cannot find the git directory \"$gitdir\"."
 | 
						||
    exit 1
 | 
						||
}
 | 
						||
 | 
						||
set cmdline_files {}
 | 
						||
set i [lsearch -exact $revtreeargs "--"]
 | 
						||
if {$i >= 0} {
 | 
						||
    set cmdline_files [lrange $revtreeargs [expr {$i + 1}] end]
 | 
						||
    set revtreeargs [lrange $revtreeargs 0 [expr {$i - 1}]]
 | 
						||
} elseif {$revtreeargs ne {}} {
 | 
						||
    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]
 | 
						||
    } 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$err"
 | 
						||
	exit 1
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
set history {}
 | 
						||
set historyindex 0
 | 
						||
set fh_serial 0
 | 
						||
set nhl_names {}
 | 
						||
set highlight_paths {}
 | 
						||
set searchdirn -forwards
 | 
						||
set boldrows {}
 | 
						||
set boldnamerows {}
 | 
						||
 | 
						||
set optim_delay 16
 | 
						||
 | 
						||
set nextviewnum 1
 | 
						||
set curview 0
 | 
						||
set selectedview 0
 | 
						||
set selectedhlview None
 | 
						||
set viewfiles(0) {}
 | 
						||
set viewperm(0) 0
 | 
						||
set viewargs(0) {}
 | 
						||
 | 
						||
set cmdlineok 0
 | 
						||
set stopped 0
 | 
						||
set stuffsaved 0
 | 
						||
set patchnum 0
 | 
						||
setcoords
 | 
						||
makewindow
 | 
						||
readrefs
 | 
						||
 | 
						||
if {$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 2 -state normal
 | 
						||
    .bar.view entryconf 3 -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
 |