sanity check for tabsheet height, fixes error in IE if becomes too small

svn changeset:5410/svn branch:trunk

diff --git a/src/com/itmill/toolkit/terminal/gwt/client/ui/ITabsheet.java b/src/com/itmill/toolkit/terminal/gwt/client/ui/ITabsheet.java
index fc2f6b12aeba7b3666110a32d7b6fe0c0bd32146..1a0eb557fc739696ddb577027ac344d14069cb62 100644 (file)
--- a/src/com/itmill/toolkit/terminal/gwt/client/ui/ITabsheet.java
+++ b/src/com/itmill/toolkit/terminal/gwt/client/ui/ITabsheet.java
@@ -380,9 +380,12 @@ public class ITabsheet extends ITabsheetBase implements
         if (height != null && height != "") {
             super.setHeight(height);
 
-            final int contentHeight = getOffsetHeight()
+            int contentHeight = getOffsetHeight()
                     - DOM.getElementPropertyInt(deco, "offsetHeight")
                     - tb.getOffsetHeight();
+            if (contentHeight < 0) {
+                contentHeight = 0;
+            }
 
             // Set proper values for content element
             DOM.setStyleAttribute(contentNode, "height", contentHeight + "px");