/**
* Copyright (c) 2011 committers of YAKINDU 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:
* committers of YAKINDU - initial API and implementation
*
*/
package org.yakindu.sct.generator.genmodel.ui.wizard;
import org.eclipse.jface.viewers.CheckStateChangedEvent;
import org.eclipse.jface.viewers.CheckboxTreeViewer;
import org.eclipse.jface.viewers.ICheckStateListener;
/**
* Will propagate the check/uncheck event to subtrees of expandable elements
*
* @author holger willebrandt - Initial contribution and API
*/
public class TreePropagatingCheckStateListener implements
ICheckStateListener {
private final CheckboxTreeViewer treeViewer;
public TreePropagatingCheckStateListener(CheckboxTreeViewer treeViewer) {
super();
this.treeViewer = treeViewer;
}
public void checkStateChanged(CheckStateChangedEvent event) {
Object element = event.getElement();
if (treeViewer.isExpandable(element)) {
treeViewer.setSubtreeChecked(element, event.getChecked());
}
}
}