PrepareModuleGroupNodeListener.java

/*******************************************************************************
 * Copyright (c) 2007, 2014 compeople AG and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *    compeople AG - initial API and implementation
 *******************************************************************************/
package org.eclipse.riena.e4.launcher.listener;

import org.eclipse.riena.navigation.IModuleGroupNode;
import org.eclipse.riena.navigation.listener.ModuleGroupNodeListener;

/**
 * This listener of a module group ensures the preparation of nodes (if necessary).
 */
public class PrepareModuleGroupNodeListener extends ModuleGroupNodeListener {

	private final PrepareNodeDelegate<IModuleGroupNode> delegate = new PrepareNodeDelegate<IModuleGroupNode>();

	/**
	 * {@inheritDoc}
	 * <p>
	 * After activation of a module group prepare - if necessary - every child (sub module) node.
	 */
	@Override
	public void activated(final IModuleGroupNode source) {
		delegate.prepare(source);
	}

	/**
	 * {@inheritDoc}
	 * <p>
	 * After the parent of a module group changed prepare - if necessary - every child node.
	 */
	@Override
	public void parentChanged(final IModuleGroupNode source) {
		delegate.prepare(source);
	}

}