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Diffstat (limited to 'libjava/classpath/javax/swing/plaf/IconUIResource.java')
-rw-r--r-- | libjava/classpath/javax/swing/plaf/IconUIResource.java | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/libjava/classpath/javax/swing/plaf/IconUIResource.java b/libjava/classpath/javax/swing/plaf/IconUIResource.java new file mode 100644 index 0000000..1b09ed3 --- /dev/null +++ b/libjava/classpath/javax/swing/plaf/IconUIResource.java @@ -0,0 +1,122 @@ +/* IconUIResource.java -- + Copyright (C) 2002, 2003, 2004 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>. + */ + 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>. + */ + public IconUIResource(Icon delegate) + { + 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(); + } +} |