src/windows/classes/sun/awt/windows/ThemeReader.java

@@ -59,10 +59,12 @@
     private static final ReadWriteLock readWriteLock =
         new ReentrantReadWriteLock();
     private static final Lock readLock = readWriteLock.readLock();
     private static final Lock writeLock = readWriteLock.writeLock();
 
+    static volatile boolean xpStyleEnabled;
+
     static void flush() {
         writeLock.lock();
         try {
             // Close old themes.
             for (Long value : widgetToTheme.values()) {

@@ -74,10 +76,14 @@
         }
     }
 
     public static native boolean isThemed();
 
+    public static boolean isXPStyleEnabled() {
+        return xpStyleEnabled;
+    }
+
     // this should be called only with writeLock held
     private static Long getThemeImpl(String widget) {
         Long theme = widgetToTheme.get(widget);
         if (theme == null) {
             int i = widget.indexOf("::");