Exemplo n.º 1
0
  /*
   * The method maps the list of the active windows to the window's AppContext,
   * then the method registers ActiveWindowListener, GuiDisposedListener listeners;
   * it executes the initilialization only once per AppContext.
   */
  @SuppressWarnings("unchecked")
  private static void initActiveWindowsTracking(Window w) {
    AppContext appContext = AppContext.getAppContext();
    synchronized (appContext) {
      List<WWindowPeer> l = (List<WWindowPeer>) appContext.get(ACTIVE_WINDOWS_KEY);
      if (l == null) {
        l = new LinkedList<WWindowPeer>();
        appContext.put(ACTIVE_WINDOWS_KEY, l);
        appContext.addPropertyChangeListener(AppContext.GUI_DISPOSED, guiDisposedListener);

        KeyboardFocusManager kfm = KeyboardFocusManager.getCurrentKeyboardFocusManager();
        kfm.addPropertyChangeListener("activeWindow", activeWindowListener);
      }
    }
  }
Exemplo n.º 2
0
 /*
  * Returns all the ever active windows from the current AppContext.
  * The list is sorted by the time of activation, so the latest
  * active window is always at the end.
  */
 @SuppressWarnings("unchecked")
 public static long[] getActiveWindowHandles() {
   AppContext appContext = AppContext.getAppContext();
   synchronized (appContext) {
     List<WWindowPeer> l = (List<WWindowPeer>) appContext.get(ACTIVE_WINDOWS_KEY);
     if (l == null) {
       return null;
     }
     long[] result = new long[l.size()];
     for (int j = 0; j < l.size(); j++) {
       result[j] = l.get(j).getHWnd();
     }
     return result;
   }
 }
Exemplo n.º 3
0
    public void propertyChange(PropertyChangeEvent e) {
      boolean isDisposed = (Boolean) e.getNewValue();
      if (isDisposed != true) {
        if (log.isLoggable(PlatformLogger.Level.FINE)) {
          log.fine(" Assertion (newValue != true) failed for AppContext.GUI_DISPOSED ");
        }
      }
      AppContext appContext = AppContext.getAppContext();
      synchronized (appContext) {
        appContext.remove(ACTIVE_WINDOWS_KEY);
        appContext.removePropertyChangeListener(AppContext.GUI_DISPOSED, this);

        KeyboardFocusManager kfm = KeyboardFocusManager.getCurrentKeyboardFocusManager();
        kfm.removePropertyChangeListener("activeWindow", activeWindowListener);
      }
    }