void destroy() {
    XToolkit.awtLock();
    try {
      if (hints != null) {
        XlibWrapper.XFree(hints.pData);
        hints = null;
      }
      XToolkit.removeFromWinMap(getWindow(), this);
      XlibWrapper.XDestroyWindow(XToolkit.getDisplay(), getWindow());
      if (XPropertyCache.isCachingSupported()) {
        XPropertyCache.clearCache(window);
      }
      window = -1;
      if (!isDisposed()) {
        setDisposed(true);
      }

      XAwtState
          .getGrabWindow(); // Magic - getGrabWindow clear state if grabbing window is disposed of.
    } finally {
      XToolkit.awtUnlock();
    }
  }