1 files changed, 103 insertions, 0 deletions
diff --git a/src/classes/com/sun/opengl/impl/jawt/x11/X11SunJDKReflection.java b/src/classes/com/sun/opengl/impl/jawt/x11/X11SunJDKReflection.java
new file mode 100644
index 000000000..306272bb6
--- /dev/null
+++ b/src/classes/com/sun/opengl/impl/jawt/x11/X11SunJDKReflection.java
@@ -0,0 +1,103 @@
+/*
+ * 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.x11;
+
+import com.sun.opengl.impl.x11.*;
+
+import java.awt.GraphicsConfiguration;
+import java.awt.GraphicsDevice;
+import java.lang.reflect.*;
+import java.security.*;
+
+/** This class encapsulates the reflection routines necessary to peek
+    inside a few data structures in the AWT implementation on X11 for
+    the purposes of correctly enumerating the available visuals. */
+
+public class X11SunJDKReflection {
+  private static Class   x11GraphicsDeviceClass;
+  private static Method  x11GraphicsDeviceGetScreenMethod;
+  private static Class   x11GraphicsConfigClass;
+  private static Method  x11GraphicsConfigGetVisualMethod;
+  private static boolean initted;
+
+  static {
+    AccessController.doPrivileged(new PrivilegedAction() {
+        public Object run() {
+          try {
+            x11GraphicsDeviceClass = Class.forName("sun.awt.X11GraphicsDevice");
+            x11GraphicsDeviceGetScreenMethod = x11GraphicsDeviceClass.getDeclaredMethod("getScreen", new Class[] {});
+            x11GraphicsDeviceGetScreenMethod.setAccessible(true);
+
+            x11GraphicsConfigClass = Class.forName("sun.awt.X11GraphicsConfig");
+            x11GraphicsConfigGetVisualMethod = x11GraphicsConfigClass.getDeclaredMethod("getVisual", new Class[] {});
+            x11GraphicsConfigGetVisualMethod.setAccessible(true);
+            initted = true;
+          } catch (Exception e) {
+            // Either not a Sun JDK or the interfaces have changed since 1.4.2 / 1.5
+          }
+          return null;
+        }
+      });
+  }
+
+  public static int graphicsDeviceGetScreen(GraphicsDevice device) {
+    if (!initted) {
+      return 0;
+    }
+
+    try {
+      return ((Integer) x11GraphicsDeviceGetScreenMethod.invoke(device, new Object[] {})).intValue();
+    } catch (Exception e) {
+      return 0;
+    }
+  }
+
+  public static int graphicsConfigurationGetVisualID(GraphicsConfiguration config) {
+    if (!initted) {
+      return 0;
+    }
+
+    try {
+      return ((Integer) x11GraphicsConfigGetVisualMethod.invoke(config, new Object[] {})).intValue();
+    } catch (Exception e) {
+      return 0;
+    }
+  }
+}