org.eclipse.xwt/src/org/eclipse/xwt/input/RoutedCommand.java

/*******************************************************************************
 * Copyright (c) 2006, 2010 Soyatec (http://www.soyatec.com) 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:
 *     Soyatec - initial API and implementation
 *******************************************************************************/
package org.eclipse.xwt.input;

import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeSupport;

/**
 * 
 * @author yyang (yves.yang@soyatec.com)
 */
public class RoutedCommand implements ICommand {
	protected PropertyChangeSupport canExecuteSupport = new PropertyChangeSupport(this);

	public boolean canExecute() {
		return true;
	}

	public void execute(Object parameter) {
	}

	public void addCanExecuteChangedListener(CanExecuteChangedListener listener) {
		canExecuteSupport.addPropertyChangeListener(listener);
	}

	public void removeCanExecuteChangedListener(CanExecuteChangedListener listener) {
		canExecuteSupport.removePropertyChangeListener(listener);
	}

	public void fireCanExecuteChangedListener(PropertyChangeEvent args) {
		canExecuteSupport.firePropertyChange(args);
	}
}