diff -r fd16c54261b3 -r 90ce3da70b43 jdk/src/share/classes/java/awt/GraphicsCallback.java --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/jdk/src/share/classes/java/awt/GraphicsCallback.java Sat Dec 01 00:00:00 2007 +0000 @@ -0,0 +1,146 @@ +/* + * Copyright 1999-2000 Sun Microsystems, Inc. All Rights Reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. Sun designates this + * particular file as subject to the "Classpath" exception as provided + * by Sun in the LICENSE file that accompanied this code. + * + * This code 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 + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, + * CA 95054 USA or visit www.sun.com if you need additional information or + * have any questions. + */ + +package java.awt; + +import java.awt.peer.LightweightPeer; +import sun.awt.SunGraphicsCallback; + + +abstract class GraphicsCallback extends SunGraphicsCallback { + + static final class PaintCallback extends GraphicsCallback { + private static PaintCallback instance = new PaintCallback(); + + private PaintCallback() {} + public void run(Component comp, Graphics cg) { + comp.paint(cg); + } + static PaintCallback getInstance() { + return instance; + } + } + static final class PrintCallback extends GraphicsCallback { + private static PrintCallback instance = new PrintCallback(); + + private PrintCallback() {} + public void run(Component comp, Graphics cg) { + comp.print(cg); + } + static PrintCallback getInstance() { + return instance; + } + } + static final class PaintAllCallback extends GraphicsCallback { + private static PaintAllCallback instance = new PaintAllCallback(); + + private PaintAllCallback() {} + public void run(Component comp, Graphics cg) { + comp.paintAll(cg); + } + static PaintAllCallback getInstance() { + return instance; + } + } + static final class PrintAllCallback extends GraphicsCallback { + private static PrintAllCallback instance = new PrintAllCallback(); + + private PrintAllCallback() {} + public void run(Component comp, Graphics cg) { + comp.printAll(cg); + } + static PrintAllCallback getInstance() { + return instance; + } + } + static final class PeerPaintCallback extends GraphicsCallback { + private static PeerPaintCallback instance = new PeerPaintCallback(); + + private PeerPaintCallback() {} + public void run(Component comp, Graphics cg) { + comp.validate(); + if (comp.peer instanceof LightweightPeer) { + comp.lightweightPaint(cg); + } else { + comp.peer.paint(cg); + } + } + static PeerPaintCallback getInstance() { + return instance; + } + } + static final class PeerPrintCallback extends GraphicsCallback { + private static PeerPrintCallback instance = new PeerPrintCallback(); + + private PeerPrintCallback() {} + public void run(Component comp, Graphics cg) { + comp.validate(); + if (comp.peer instanceof LightweightPeer) { + comp.lightweightPrint(cg); + } else { + comp.peer.print(cg); + } + } + static PeerPrintCallback getInstance() { + return instance; + } + } + static final class PaintHeavyweightComponentsCallback + extends GraphicsCallback + { + private static PaintHeavyweightComponentsCallback instance = + new PaintHeavyweightComponentsCallback(); + + private PaintHeavyweightComponentsCallback() {} + public void run(Component comp, Graphics cg) { + if (comp.peer instanceof LightweightPeer) { + comp.paintHeavyweightComponents(cg); + } else { + comp.paintAll(cg); + } + } + static PaintHeavyweightComponentsCallback getInstance() { + return instance; + } + } + static final class PrintHeavyweightComponentsCallback + extends GraphicsCallback + { + private static PrintHeavyweightComponentsCallback instance = + new PrintHeavyweightComponentsCallback(); + + private PrintHeavyweightComponentsCallback() {} + public void run(Component comp, Graphics cg) { + if (comp.peer instanceof LightweightPeer) { + comp.printHeavyweightComponents(cg); + } else { + comp.printAll(cg); + } + } + static PrintHeavyweightComponentsCallback getInstance() { + return instance; + } + } +}