[PATCH] gitk: Add horizontal scrollbar to the diff view

[Pekka Kaitaniemi <kaitanie@cc.helsinki.fi>]

Adding horizontal scroll bar makes the scrolling feature more
discoverable to the users.

Signed-off-by: Pekka Kaitaniemi <kaitanie@cc.helsinki.fi>
---
Here is a patch that adds horizontal scroll bar to the gitk diff
pane. It makes the scrolling feature a bit more discoverable and
accessible. The only downside is that it uses some screen real estate.

 gitk |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/gitk b/gitk
index f1f21e9..817e0ce 100755
--- a/gitk
+++ b/gitk
@@ -857,14 +857,17 @@ proc makewindow {} {
     set ctext .bleft.ctext
     text $ctext -background $bgcolor -foreground $fgcolor \
 	-state disabled -font textfont \
-	-yscrollcommand scrolltext -wrap none
+	-yscrollcommand scrolltext  -wrap none \
+	-xscrollcommand ".bleft.sbhorizontal set"
     if {$have_tk85} {
 	$ctext conf -tabstyle wordprocessor
     }
     scrollbar .bleft.sb -command "$ctext yview"
+    scrollbar .bleft.sbhorizontal -command "$ctext xview" -orient h
     pack .bleft.top -side top -fill x
     pack .bleft.mid -side top -fill x
     pack .bleft.sb -side right -fill y
+    pack .bleft.sbhorizontal -side bottom -fill x -in .bleft
     pack $ctext -side left -fill both -expand 1
     lappend bglist $ctext
     lappend fglist $ctext
-- 
1.5.4.3