| /* IconUIResource.java -- |
| Copyright (C) 2002, 2003, 2004, 2006, Free Software Foundation, Inc. |
| |
| This file is part of GNU Classpath. |
| |
| GNU Classpath is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 2, or (at your option) |
| any later version. |
| |
| GNU Classpath is distributed in the hope that it will be useful, but |
| WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with GNU Classpath; see the file COPYING. If not, write to the |
| Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
| 02110-1301 USA. |
| |
| Linking this library statically or dynamically with other modules is |
| making a combined work based on this library. Thus, the terms and |
| conditions of the GNU General Public License cover the whole |
| combination. |
| |
| As a special exception, the copyright holders of this library give you |
| permission to link this library with independent modules to produce an |
| executable, regardless of the license terms of these independent |
| modules, and to copy and distribute the resulting executable under |
| terms of your choice, provided that you also meet, for each linked |
| independent module, the terms and conditions of the license of that |
| module. An independent module is a module which is not derived from |
| or based on this library. If you modify this library, you may extend |
| this exception to your version of the library, but you are not |
| obligated to do so. If you do not wish to do so, delete this |
| exception statement from your version. */ |
| |
| |
| package javax.swing.plaf; |
| |
| import java.awt.Component; |
| import java.awt.Graphics; |
| import java.io.Serializable; |
| |
| import javax.swing.Icon; |
| |
| /** |
| * An icon that is marked as <code>UIResource</code>, which |
| * indicates that it has been installed by a pluggable |
| * LookAndFeel. Such icons are replaced when the LookAndFeel |
| * changes. |
| * |
| * @author Andrew Selkirk (aselkirk@sympatico.ca) |
| * @author Sascha Brawer (brawer@dandelis.ch) |
| */ |
| public class IconUIResource implements Icon, UIResource, Serializable |
| { |
| /** |
| * Verified using the <code>serialver</code> tool of Sun JDK 1.4.1_01 |
| * on GNU/Linux 2.4.18. |
| */ |
| static final long serialVersionUID = 3327049506004830542L; |
| |
| |
| /** |
| * The icon that is wrapped by this <code>IconUIResource</code> (never |
| * <code>null</code>). |
| */ |
| private Icon delegate; |
| |
| |
| /** |
| * Constructs a <code>IconUIResource</code> that wraps another |
| * icon. All messages are forwarded to the delegate icon. |
| * |
| * @param delegate the icon that is wrapped by this |
| * <code>IconUIResource</code> (<code>null</code> not permitted). |
| */ |
| public IconUIResource(Icon delegate) |
| { |
| if (delegate == null) |
| throw new IllegalArgumentException("Null 'delegate' argument."); |
| this.delegate = delegate; |
| } |
| |
| |
| /** |
| * Paints the icon by asking the delegate icon to paint itself. |
| * |
| * @param c the Component whose icon is being painted. Some icons |
| * use this argument to retrieve properties like the |
| * background color. |
| * |
| * @param g the graphics into which the icon will be painted. |
| * |
| * @param x the horizontal position of the icon. |
| * |
| * @param y the vertical position of the icon. |
| */ |
| public void paintIcon(Component c, Graphics g, int x, int y) |
| { |
| delegate.paintIcon(c, g, x, y); |
| } |
| |
| |
| /** |
| * Returns the width of the icon in pixels. The implementation |
| * determines and returns the width of the delegate icon. |
| */ |
| public int getIconWidth() |
| { |
| return delegate.getIconWidth(); |
| } |
| |
| |
| /** |
| * Returns the height of the icon in pixels. The implementation |
| * determines and returns the height of the delegate icon. |
| */ |
| public int getIconHeight() |
| { |
| return delegate.getIconHeight(); |
| } |
| } |