Bug 134988 [regression]Available items in Query didn't change when change data source in Edit Data Set Dialog.
Description: Available items in Query didn't change when change data source in Edit Data Set Dialog. Steps to reproduce: 1. New two different data sources. 2. New a dataset, change data source, view Available Items in Query pane. Expected result: Available Items in Query pane changed according to new Data source. Actual result: Available Items in Query pane kept unchanged.
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/data/ui/property/AbstractPropertyDialog.java
}
			}
			
			
			return true;
		}
		return false;
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.jface.window.Window#handleShellCloseEvent()
	 */
	protected void handleShellCloseEvent( )
	{
		
		cancelPressed( );
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.jface.window.Window#getInitialSize()
	 */
	protected Point getInitialSize( )
	{
		return new Point( 800, 500 );
	}
	/**
	 * Indicates whether the title area on top of the property page should be
	 * shown or not. It is called only once when the dialog is created. This