content: /*******************************************************************************
   * Copyright (c) 2000, 2007 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.wst.jsdt.internal.ui.viewsupport;
  
  import org.eclipse.core.runtime.Assert;
  import org.eclipse.swt.events.DisposeEvent;
  import org.eclipse.swt.events.DisposeListener;
  import org.eclipse.swt.graphics.Image;
  
  
  /**
   * Helper class to manage images that should be disposed when a control is disposed
   * contol.addWidgetListener(new ImageDisposer(myImage));
   */
  public class ImageDisposer implements DisposeListener {
  	
  	private Image[] fImages;
  		
  	public ImageDisposer(Image image) {
  		this(new Image[] { image });
  	}
  	
  	public ImageDisposer(Image[] images) {
  		Assert.isNotNull(images);
  		fImages= images;		
  	}
  	
  	/*
  	 * @see WidgetListener#widgetDisposed
  	 */
  	public void widgetDisposed(DisposeEvent e) {
  		if (fImages != null) {
  			for (int i= 0; i < fImages.length; i++) {
  				fImages[i].dispose();
  			}
  		}
  	}
  }
  