DragSourceAdapter.java

/*******************************************************************************
 * Copyright (c) 2000, 2008, 2012 IBM Corporation, Gerhardt Informatics Kft. 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
 *     Gerhardt Informatics Kft. - GEFGWT port
 *******************************************************************************/
package org.eclipse.swt.dnd;

/**
 * This adapter class provides default implementations for the methods described
 * by the <code>DragSourceListener</code> interface.
 * 
 * <p>
 * Classes that wish to deal with <code>DragSourceEvent</code>s can extend this
 * class and override only the methods which they are interested in.
 * </p>
 * 
 * @see DragSourceListener
 * @see DragSourceEvent
 * @see <a href="http://www.eclipse.org/swt/">Sample code and further
 *      information</a>
 */
public class DragSourceAdapter implements DragSourceListener {

	/**
	 * This implementation of <code>dragStart</code> permits the drag operation
	 * to start. For additional information see
	 * <code>DragSourceListener.dragStart</code>.
	 * 
	 * @param event
	 *            the information associated with the drag start event
	 */
	public void dragStart(DragSourceEvent event) {
	}

	/**
	 * This implementation of <code>dragFinished</code> does nothing. For
	 * additional information see <code>DragSourceListener.dragFinished</code>.
	 * 
	 * @param event
	 *            the information associated with the drag finished event
	 */
	public void dragFinished(DragSourceEvent event) {
	}

	/**
	 * This implementation of <code>dragSetData</code> does nothing. For
	 * additional information see <code>DragSourceListener.dragSetData</code>.
	 * 
	 * @param event
	 *            the information associated with the drag set data event
	 */
	public void dragSetData(DragSourceEvent event) {
	}

}