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-rwxr-xr-xgitk152
1 files changed, 150 insertions, 2 deletions
diff --git a/gitk b/gitk
index 317d90d..b0a62c0 100755
--- a/gitk
+++ b/gitk
@@ -538,6 +538,15 @@ proc makewindow {} {
$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 $uifont
+ trace add variable highlight_related write vrel_change
+ pack .ctop.top.lbar.relm -side left -fill y
panedwindow .ctop.cdet -orient horizontal
.ctop add .ctop.cdet
@@ -1642,7 +1651,7 @@ proc showview {n} {
# Stuff relating to the highlighting facility
proc ishighlighted {row} {
- global vhighlights fhighlights nhighlights
+ global vhighlights fhighlights nhighlights rhighlights
if {[info exists nhighlights($row)] && $nhighlights($row) > 0} {
return $nhighlights($row)
@@ -1653,6 +1662,9 @@ proc ishighlighted {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
}
@@ -1925,6 +1937,135 @@ proc askfindhighlight {row id} {
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
+
+ set rows [array names rhighlights]
+ if {$rows ne {}} {
+ unset rhighlights
+ unbolden $rows
+ }
+}
+
+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) $isbold
+}
+
# Graph layout functions
proc shortids {ids} {
@@ -2698,6 +2839,7 @@ proc drawcmitrow {row} {
global commitinfo parentlist numcommits
global filehighlight fhighlights findstring nhighlights
global hlview vhighlights
+ global highlight_related rhighlights
if {$row >= $numcommits} return
foreach id [lindex $rowidlist $row] {
@@ -2727,6 +2869,9 @@ proc drawcmitrow {row} {
if {$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} {
@@ -2775,7 +2920,7 @@ proc drawvisible {} {
proc clear_display {} {
global iddrawn idrangedrawn
- global vhighlights fhighlights nhighlights
+ global vhighlights fhighlights nhighlights rhighlights
allcanvs delete all
catch {unset iddrawn}
@@ -2783,6 +2928,7 @@ proc clear_display {} {
catch {unset vhighlights}
catch {unset fhighlights}
catch {unset nhighlights}
+ catch {unset rhighlights}
}
proc findcrossings {id} {
@@ -3407,6 +3553,7 @@ proc selectline {l isnew} {
$sha1entry insert 0 $id
$sha1entry selection from 0
$sha1entry selection to end
+ rhighlight_sel $id
$ctext conf -state normal
clear_ctext
@@ -3514,6 +3661,7 @@ proc unselectline {} {
catch {unset selectedline}
catch {unset currentid}
allcanvs delete secsel
+ rhighlight_none
}
proc reselectline {} {