Bug 316674 Refactor data set editor pages' codes[26569]
Build Identifier: 20100610 Refactor data set editor pages' codes[26569]. Reproducible: Always
UI/org.eclipse.birt.report.designer.ui.data/src/org/eclipse/birt/report/designer/data/ui/dataset/DataSetEditor.java
if ( !PageLayoutManager.isRegisteredPage( selectedNode.getId( ) ) )
			{
				getShell( ).pack( );
			}
		}
	}
	/**
	 * whether support input parameter
	 * 
	 * @return
	 */
	public boolean supportsInParameters( )
	{
		return this.includeInputParameterPage;
	}
	/**
	 * whether support output parameter
	 * 
	 * @return
	 */
	public boolean supportsOutputParameters( )
	{
		return this.includeOutputParameterPage;
	}
	/**
	 * Helper class which is a itemModel manager.
	 */
	protected static class ItemModelManager implements Listener