/*******************************************************************************
* Copyright (c) 2009 Red Hat, Inc.
* 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:
* Elliott Baron <ebaron@redhat.com> - initial API and implementation
*******************************************************************************/
package org.eclipse.linuxtools.valgrind.ui;
import org.eclipse.jface.action.Action;
import org.eclipse.jface.viewers.AbstractTreeViewer;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.TreeViewer;
import org.eclipse.linuxtools.internal.valgrind.ui.Messages;
/**
* Action used for providing expand functionality to TreeViewer.
* @since 2.0
*
*/
public class ExpandAction extends Action {
private TreeViewer viewer;
/**
* Create the action for the particular TreeViewer.
*
* @param viewer The viewer to expand.
*/
public ExpandAction(TreeViewer viewer) {
super(Messages.getString("ExpandAction.Text")); //$NON-NLS-1$
this.viewer = viewer;
}
@Override
public void run() {
IStructuredSelection selection = (IStructuredSelection) viewer.getSelection();
Object element = selection.getFirstElement();
viewer.expandToLevel(element, AbstractTreeViewer.ALL_LEVELS);
}
}