From 67c22874cf82edae9b5c5f0a47c432d08d7ad426 Mon Sep 17 00:00:00 2001
From: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Date: Wed, 27 Sep 2006 12:32:19 +0900
Subject: [PATCH] [PATCH] gitk: Fix nextfile() and add prevfile()

The current nextfile() jumps to last hunk, but I think this is not
intention, probably, it's forgetting to add "break;". And this
patch also adds prevfile(), it jumps to previous hunk.

Signed-off-by: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Signed-off-by: Paul Mackerras <paulus@samba.org>
---
 gitk | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/gitk b/gitk
index ebbeac63aa..ab383b3ad2 100755
--- a/gitk
+++ b/gitk
@@ -4440,12 +4440,27 @@ proc getblobdiffline {bdf ids} {
     }
 }
 
+proc prevfile {} {
+    global difffilestart ctext
+    set prev [lindex $difffilestart 0]
+    set here [$ctext index @0,0]
+    foreach loc $difffilestart {
+	if {[$ctext compare $loc >= $here]} {
+	    $ctext yview $prev
+	    return
+	}
+	set prev $loc
+    }
+    $ctext yview $prev
+}
+
 proc nextfile {} {
     global difffilestart ctext
     set here [$ctext index @0,0]
     foreach loc $difffilestart {
 	if {[$ctext compare $loc > $here]} {
 	    $ctext yview $loc
+	    return
 	}
     }
 }
-- 
2.47.1