added null checks (without OOPHM dies with new UIDL implementation)

svn changeset:8555/svn branch:6.1

diff --git a/src/com/vaadin/terminal/gwt/client/ui/VOptionGroupBase.java b/src/com/vaadin/terminal/gwt/client/ui/VOptionGroupBase.java
index b473b7f7511c06913e260e4f7005105df7600093..d10bcc6cfa7398a870e6400897ef4955c10cb29c 100644 (file)
--- a/src/com/vaadin/terminal/gwt/client/ui/VOptionGroupBase.java
+++ b/src/com/vaadin/terminal/gwt/client/ui/VOptionGroupBase.java
@@ -135,8 +135,12 @@ abstract class VOptionGroupBase extends Composite implements Paintable, Field,
         nullSelectionAllowed = uidl.getBooleanAttribute("nullselect");\r
         nullSelectionItemAvailable = uidl.getBooleanAttribute("nullselectitem");\r
 \r
-        cols = uidl.getIntAttribute("cols");\r
-        rows = uidl.getIntAttribute("rows");\r
+        if (uidl.hasAttribute("cols")) {\r
+            cols = uidl.getIntAttribute("cols");\r
+        }\r
+        if (uidl.hasAttribute("rows")) {\r
+            rows = uidl.getIntAttribute("rows");\r
+        }\r
 \r
         final UIDL ops = uidl.getChildUIDL(0);\r
 \r