1 /*
   2  * Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 
  27 package sun.awt.windows;
  28 
  29 import java.awt.Image;
  30 import java.awt.Component;
  31 
  32 /**
  33  * This sun-private class exists solely to get a handle to
  34  * the back buffer associated with a Component.  If that
  35  * Component has a BufferStrategy with >1 buffer, then the
  36  * Image subclass associated with that buffer will be returned.
  37  */
  38 public class WBufferStrategy {
  39 
  40     private static native void initIDs(Class <?> componentClass);
  41 
  42     static {
  43         initIDs(Component.class);
  44     }
  45 
  46     public static native Image getDrawBuffer(Component comp);
  47 
  48 }