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1: /* IconUIResource.java -- 2: Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc. 3: 4: This file is part of GNU Classpath. 5: 6: GNU Classpath is free software; you can redistribute it and/or modify 7: it under the terms of the GNU General Public License as published by 8: the Free Software Foundation; either version 2, or (at your option) 9: any later version. 10: 11: GNU Classpath is distributed in the hope that it will be useful, but 12: WITHOUT ANY WARRANTY; without even the implied warranty of 13: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14: General Public License for more details. 15: 16: You should have received a copy of the GNU General Public License 17: along with GNU Classpath; see the file COPYING. If not, write to the 18: Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 19: 02110-1301 USA. 20: 21: Linking this library statically or dynamically with other modules is 22: making a combined work based on this library. Thus, the terms and 23: conditions of the GNU General Public License cover the whole 24: combination. 25: 26: As a special exception, the copyright holders of this library give you 27: permission to link this library with independent modules to produce an 28: executable, regardless of the license terms of these independent 29: modules, and to copy and distribute the resulting executable under 30: terms of your choice, provided that you also meet, for each linked 31: independent module, the terms and conditions of the license of that 32: module. An independent module is a module which is not derived from 33: or based on this library. If you modify this library, you may extend 34: this exception to your version of the library, but you are not 35: obligated to do so. If you do not wish to do so, delete this 36: exception statement from your version. */ 37: 38: 39: package javax.swing.plaf; 40: 41: import java.awt.Component; 42: import java.awt.Graphics; 43: import java.io.Serializable; 44: 45: import javax.swing.Icon; 46: 47: /** 48: * An icon that is marked as <code>UIResource</code>, which 49: * indicates that it has been installed by a pluggable 50: * LookAndFeel. Such icons are replaced when the LookAndFeel 51: * changes. 52: * 53: * @author Andrew Selkirk (aselkirk@sympatico.ca) 54: * @author Sascha Brawer (brawer@dandelis.ch) 55: */ 56: public class IconUIResource 57: implements Icon, UIResource, Serializable 58: { 59: /** 60: * Verified using the <code>serialver</code> tool of Sun JDK 1.4.1_01 61: * on GNU/Linux 2.4.18. 62: */ 63: static final long serialVersionUID = 3327049506004830542L; 64: 65: 66: /** 67: * The icon that is wrapped by this <code>IconUIResource</code>. 68: */ 69: private Icon delegate; 70: 71: 72: /** 73: * Constructs a <code>IconUIResource</code> that wraps another 74: * icon. All messages are forwarded to the delegate icon. 75: * 76: * @param delegate the icon that is wrapped by this 77: * <code>IconUIResource</code>. 78: */ 79: public IconUIResource(Icon delegate) 80: { 81: this.delegate = delegate; 82: } 83: 84: 85: /** 86: * Paints the icon by asking the delegate icon to paint itself. 87: * 88: * @param c the Component whose icon is being painted. Some icons 89: * use this argument to retrieve properties like the 90: * background color. 91: * 92: * @param g the graphics into which the icon will be painted. 93: * 94: * @param x the horizontal position of the icon. 95: * 96: * @param y the vertical position of the icon. 97: */ 98: public void paintIcon(Component c, Graphics g, int x, int y) 99: { 100: delegate.paintIcon(c, g, x, y); 101: } 102: 103: 104: /** 105: * Returns the width of the icon in pixels. The implementation 106: * determines and returns the width of the delegate icon. 107: */ 108: public int getIconWidth() 109: { 110: return delegate.getIconWidth(); 111: } 112: 113: 114: /** 115: * Returns the height of the icon in pixels. The implementation 116: * determines and returns the height of the delegate icon. 117: */ 118: public int getIconHeight() 119: { 120: return delegate.getIconHeight(); 121: } 122: }
GNU Classpath (0.18) |