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diff --git a/src/classes/com/sun/opengl/impl/jawt/macosx/MacOSXJAWTWindow.java b/src/classes/com/sun/opengl/impl/jawt/macosx/MacOSXJAWTWindow.java
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+++ b/src/classes/com/sun/opengl/impl/jawt/macosx/MacOSXJAWTWindow.java
@@ -0,0 +1,151 @@
+/*
+ * Copyright (c) 2003 Sun Microsystems, Inc. All Rights Reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ * - Redistribution of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * - Redistribution in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * Neither the name of Sun Microsystems, Inc. or the names of
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * This software is provided "AS IS," without a warranty of any kind. ALL
+ * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES,
+ * INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A
+ * PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN
+ * MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR
+ * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
+ * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN OR
+ * ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR FOR
+ * DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE
+ * DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY,
+ * ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF
+ * SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
+ *
+ * You acknowledge that this software is not designed or intended for use
+ * in the design, construction, operation or maintenance of any nuclear
+ * facility.
+ *
+ * Sun gratefully acknowledges that this software was originally authored
+ * and developed by Kenneth Bradley Russell and Christopher John Kline.
+ */
+
+package com.sun.opengl.impl.jawt.macosx;
+
+import com.sun.opengl.impl.macosx.*;
+import com.sun.opengl.impl.jawt.*;
+import com.sun.opengl.impl.*;
+
+import java.awt.GraphicsDevice;
+import java.awt.GraphicsEnvironment;
+
+import javax.media.opengl.*;
+import java.security.*;
+
+public class MacOSXJAWTWindow extends JAWTWindow {
+
+ public MacOSXJAWTWindow(Object comp) {
+ super(comp);
+ }
+
+ protected void initNative() throws NativeWindowException {
+ }
+
+ public int lockSurface() throws NativeWindowException {
+ int ret = super.lockSurface();
+ if(NativeWindow.LOCK_SUCCESS != ret) {
+ return ret;
+ }
+ ds = JAWT.getJAWT().GetDrawingSurface(component);
+ if (ds == null) {
+ // Widget not yet realized
+ return NativeWindow.LOCK_SURFACE_NOT_READY;
+ }
+ int res = ds.Lock();
+ if ((res & JAWTFactory.JAWT_LOCK_ERROR) != 0) {
+ throw new GLException("Unable to lock surface");
+ }
+ // See whether the surface changed and if so destroy the old
+ // OpenGL context so it will be recreated (NOTE: removeNotify
+ // should handle this case, but it may be possible that race
+ // conditions can cause this code to be triggered -- should test
+ // more)
+ if ((res & JAWTFactory.JAWT_LOCK_SURFACE_CHANGED) != 0) {
+ ret = NativeWindow.LOCK_SURFACE_CHANGED;
+ }
+ if (firstLock) {
+ AccessController.doPrivileged(new PrivilegedAction() {
+ public Object run() {
+ dsi = ds.GetDrawingSurfaceInfo();
+ return null;
+ }
+ });
+ } else {
+ dsi = ds.GetDrawingSurfaceInfo();
+ }
+ if (dsi == null) {
+ // Widget not yet realized
+ ds.Unlock();
+ JAWT.getJAWT().FreeDrawingSurface(ds);
+ ds = null;
+ return NativeWindow.LOCK_SURFACE_NOT_READY;
+ }
+ firstLock = false;
+ macosxdsi = (JAWT_MacOSXDrawingSurfaceInfo) dsi.platformInfo();
+ if (macosxdsi == null) {
+ // Widget not yet realized
+ ds.FreeDrawingSurfaceInfo(dsi);
+ ds.Unlock();
+ JAWT.getJAWT().FreeDrawingSurface(ds);
+ ds = null;
+ dsi = null;
+ return NativeWindow.LOCK_SURFACE_NOT_READY;
+ }
+ drawable = macosxdsi.cocoaViewRef();
+ // FIXME: Are the followup abstractions available ? would it be usefull ?
+ display = 0;
+ visualID = 0;
+ screen= 0;
+ screenIndex = 0;
+
+ if (drawable == 0) {
+ // Widget not yet realized
+ ds.FreeDrawingSurfaceInfo(dsi);
+ ds.Unlock();
+ JAWT.getJAWT().FreeDrawingSurface(ds);
+ ds = null;
+ dsi = null;
+ macosxdsi = null;
+ return NativeWindow.LOCK_SURFACE_NOT_READY;
+ }
+ return ret;
+ }
+
+ public void unlockSurface() throws GLException {
+ if(!isSurfaceLocked()) return;
+ ds.FreeDrawingSurfaceInfo(dsi);
+ ds.Unlock();
+ JAWT.getJAWT().FreeDrawingSurface(ds);
+ ds = null;
+ dsi = null;
+ macosxdsi = null;
+ super.unlockSurface();
+ }
+
+ // Variables for lockSurface/unlockSurface
+ private JAWT_DrawingSurface ds;
+ private JAWT_DrawingSurfaceInfo dsi;
+ private JAWT_MacOSXDrawingSurfaceInfo macosxdsi;
+
+ // Workaround for instance of 4796548
+ private boolean firstLock = true;
+
+}
+