Bug 154832 Wrong node is added to Report Parameters for cascading parameter in Palette view
Description: Wrong node is added to Report Parameters for cascading parameter in Palette view. Steps to reproduce: 1. New a report, add a cascading parameter 2. Switch to Script tab in Editor view, and then switch to Palette view 3. Expand Report Parameters node Expected result: A cascading parameter group is added to Report Parameters node Actual result: Expect a cascading parameter group is added to Report Parameters node, the children of the cascading parameter group are added as scalar parameters
UI/org.eclipse.birt.report.designer.ui.editors.schematic/src/org/eclipse/birt/report/designer/internal/ui/editors/script/JSEditor.java
private void selectItemInComboExpList( ISelection selection )
	{
		ISelection sel = selection;
		if ( sel.isEmpty( ) && cmbExpList.getItemCount( ) > 0 )
		{
			IPropertyDefn propDefn = (IPropertyDefn) cmbExprListViewer.getElementAt( 0 );
			if ( propDefn != null )
			{
				sel = new StructuredSelection( propDefn );
			}
		}
		cmbExprListViewer.setSelection( sel );
		return;
	}