/*******************************************************************************
 * Copyright (c) Dec 28, 2012 IBM Corporation 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:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.ant.internal.ui.editor.actions;

import org.eclipse.ant.internal.ui.editor.AntEditor;
import org.eclipse.core.commands.AbstractHandler;
import org.eclipse.core.commands.ExecutionEvent;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.ui.IEditorPart;
import org.eclipse.ui.handlers.HandlerUtil;

/**
 * Default handler to open / select the enclosing declaration of the selected Ant element in the Ant editor
 * 
 * @since 3.5.400
 */
public class OpenAntDeclarationHander extends AbstractHandler {

	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.core.commands.IHandler#execute(org.eclipse.core.commands.ExecutionEvent)
	 */
	@Override
	public Object execute(ExecutionEvent event) throws ExecutionException {
		IEditorPart part = HandlerUtil.getActiveEditor(event);
		if (part instanceof AntEditor) {
			((AntEditor) part).openReferenceElement();
		}
		return null;
	}
}