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
}
		} );
		
		Composite jsEditorContainer = new Composite( mainPane, SWT.NONE );
		gdata = new GridData( GridData.FILL_HORIZONTAL | GridData.FILL_VERTICAL );
		jsEditorContainer.setLayoutData( gdata );
		jsEditorContainer.setLayout( new FillLayout( ) );
		return jsEditorContainer;
	}
	public void selectionChanged( SelectionChangedEvent event )
	{
	}
	/*
	 * SelectionChanged. - Selection listener implementation for changes in
	 * other views Selection of elements in other views, triggers this event. -
	 * The code editor view is updated to show the methods corresponding to the
	 * selected element.
	 */
	public void handleSelectionChanged( SelectionChangedEvent event )
	{
		ISelection selection = event.getSelection( );
		handleSelectionChanged( selection );
	}
	public void handleSelectionChanged( ISelection selection )
	{
		if ( getSourceViewer( ) == null
				|| !getSourceViewer( ).getTextWidget( ).isVisible( ) )
		{
			return;
		}