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
{
				
				if ( !okPressed( nodes[n] ) )
				{
					return;
				}
			}
		}
		
		if ( performOk( ) )
		{
			super.okPressed( );
		}
	}
	private final boolean okPressed( PropertyNode node )
	{
		if ( node.getPage( ).performOk( ) )
		{
			
			
			if ( node.hasSubNodes( ) )
			{
				PropertyNode[] nodes = node.getSubNodes( );
				for ( int n = 0; n < nodes.length; n++ )
				{
					
					if ( !okPressed( nodes[n] ) )
					{
						return false;
					}