diff options
Diffstat (limited to 'src/classes/com/sun/opengl/impl/jawt/macosx/MacOSXJAWTWindow.java')
-rw-r--r-- | src/classes/com/sun/opengl/impl/jawt/macosx/MacOSXJAWTWindow.java | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/src/classes/com/sun/opengl/impl/jawt/macosx/MacOSXJAWTWindow.java b/src/classes/com/sun/opengl/impl/jawt/macosx/MacOSXJAWTWindow.java new file mode 100644 index 000000000..3646e045f --- /dev/null +++ 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; + +} + |