public Object getData(String dataId) {
   Object data = myCurrentView.getData(dataId);
   if (data != null) return data;
   if (PlatformDataKeys.HELP_ID.is(dataId)) {
     return HelpID.ANT;
   } else if (PlatformDataKeys.TREE_EXPANDER.is(dataId)) {
     return myTreeExpander;
   }
   return null;
 }
 public Object getData(String dataId) {
   if (PlatformDataKeys.HELP_ID.is(dataId)) {
     return myHelpId;
   }
   return null;
 }