From 02d6bcd53e06e1caeb335bd9b12bb16cc982d656 Mon Sep 17 00:00:00 2001
From: Andrei Karas <akaras@inbox.ru>
Date: Sat, 26 Mar 2011 16:01:14 +0200
Subject: Fix scrollbar regression.

Yes, code look like hack, but it working.
---
 src/gui/widgets/scrollarea.cpp | 16 +++++++++++++---
 src/gui/widgets/scrollarea.h   |  2 ++
 2 files changed, 15 insertions(+), 3 deletions(-)

diff --git a/src/gui/widgets/scrollarea.cpp b/src/gui/widgets/scrollarea.cpp
index 2cc745ccd..a78048314 100644
--- a/src/gui/widgets/scrollarea.cpp
+++ b/src/gui/widgets/scrollarea.cpp
@@ -50,7 +50,9 @@ ScrollArea::ScrollArea():
     mVertexes(new GraphicsVertexes()),
     mRedraw(true),
     mXOffset(0),
-    mYOffset(0)
+    mYOffset(0),
+    mDrawWidth(0),
+    mDrawHeight(0)
 {
     addWidgetListener(this);
     init();
@@ -65,9 +67,11 @@ ScrollArea::ScrollArea(gcn::Widget *widget):
     mVertexes(new GraphicsVertexes()),
     mRedraw(true),
     mXOffset(0),
-    mYOffset(0)
+    mYOffset(0),
+    mDrawWidth(0),
+    mDrawHeight(0)
 {
-    addWidgetListener(this);
+//    addWidgetListener(this);
     init();
 }
 
@@ -339,6 +343,12 @@ void ScrollArea::drawFrame(gcn::Graphics *graphics)
                 mXOffset = rect.xOffset;
                 mYOffset = rect.yOffset;
             }
+            else if (rect.width != mDrawWidth || rect.height != mDrawHeight)
+            {
+                recalc = true;
+                mDrawWidth = rect.width;
+                mDrawHeight = rect.height;
+            }
         }
 
         if (recalc)
diff --git a/src/gui/widgets/scrollarea.h b/src/gui/widgets/scrollarea.h
index e613170fa..0e5a8f850 100644
--- a/src/gui/widgets/scrollarea.h
+++ b/src/gui/widgets/scrollarea.h
@@ -154,6 +154,8 @@ class ScrollArea : public gcn::ScrollArea, public gcn::WidgetListener
         bool mRedraw;
         int mXOffset;
         int mYOffset;
+        int mDrawWidth;
+        int mDrawHeight;
 };
 
 #endif
-- 
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