Cleanup ; JAWT* version flag setting based whether

Cleanup
  - use Platform OS_TYPE
  - ..

JAWT* version flag
  - if JAWTWindow is Applet, attempt offscreenLayer if avail
  - ..

2 files changed, 21 insertions, 16 deletions

diff --git a/make/config/nativewindow/jawt-CustomJavaCode.java b/make/config/nativewindow/jawt-CustomJavaCode.java
index 23da6b3b9..090dcb31f 100644
--- a/make/config/nativewindow/jawt-CustomJavaCode.java
+++ b/make/config/nativewindow/jawt-CustomJavaCode.java
@@ -20,6 +20,12 @@ public static void setJAWTVersionFlags(int versionFlags) {
     }
 }
 
+public static boolean isJAWTInstantiated() {
+    synchronized (JAWT.class) {
+      return jawt != null;
+    }      
+}
+
 /** Helper routine for all users to call to access the JAWT. */
 public static JAWT getJAWT() {
   if (jawt == null) {
diff --git a/make/config/nativewindow/jawt-DrawingSurfaceInfo-CustomJavaCode.java b/make/config/nativewindow/jawt-DrawingSurfaceInfo-CustomJavaCode.java
index 598ced346..cab6c93d4 100644
--- a/make/config/nativewindow/jawt-DrawingSurfaceInfo-CustomJavaCode.java
+++ b/make/config/nativewindow/jawt-DrawingSurfaceInfo-CustomJavaCode.java
@@ -8,23 +8,22 @@ private static java.lang.reflect.Method platformInfoFactoryMethod;
 
 private static JAWT_PlatformInfo newPlatformInfo(ByteBuffer buf) {
   if (platformInfoFactoryMethod == null) {
-    String osName = (String) AccessController.doPrivileged(new PrivilegedAction() {
-        public Object run() {
-          return System.getProperty("os.name").toLowerCase();
-        }
-      });
     try {
-      Class factoryClass;
-      if (osName.startsWith("wind")) {
-        factoryClass = Class.forName("jogamp.nativewindow.jawt.windows.JAWT_Win32DrawingSurfaceInfo");
-      } else if (osName.startsWith("mac os x")) {
-        factoryClass = Class.forName("jogamp.nativewindow.jawt.macosx.JAWT_MacOSXDrawingSurfaceInfo");
-      } else {
-        // Assume Linux, Solaris, etc. Should probably test for these explicitly.
-        factoryClass = Class.forName("jogamp.nativewindow.jawt.x11.JAWT_X11DrawingSurfaceInfo");
-      }
-      platformInfoFactoryMethod = factoryClass.getMethod("create",
-                                                         new Class[] { ByteBuffer.class });
+        Class<?> factoryClass;
+        if (Platform.OS_TYPE == Platform.OSType.WINDOWS) {
+          factoryClass = Class.forName("jogamp.nativewindow.jawt.windows.JAWT_Win32DrawingSurfaceInfo");
+        } else if (Platform.OS_TYPE == Platform.OSType.MACOS) {
+          if( 0 != ( JAWT.getJAWT().getVersionCached() & JAWT.JAWT_MACOSX_USE_CALAYER ) ) {
+              factoryClass = Class.forName("jogamp.nativewindow.jawt.macosx.JAWT_SurfaceLayers");
+          } else {
+              factoryClass = Class.forName("jogamp.nativewindow.jawt.macosx.JAWT_MacOSXDrawingSurfaceInfo");
+          }
+        } else {
+          // Assume Linux, Solaris, etc. Should probably test for these explicitly.
+          factoryClass = Class.forName("jogamp.nativewindow.jawt.x11.JAWT_X11DrawingSurfaceInfo");
+        }
+        platformInfoFactoryMethod = factoryClass.getMethod("create",
+                                                           new Class[] { ByteBuffer.class });
     } catch (Exception e) {
       throw new RuntimeException(e);
     }