Package ns.foundation

Examples of ns.foundation.NSNotificationCenter.removeObserver()

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  public void testRemoveObserverObject() {
    NSNotificationCenter nc = NSNotificationCenter.defaultCenter();
    TestObserver observer = new TestObserver();
    nc.addObserver(observer, new NSSelector<Void>("invoked", new Class[] { NSNotification.class }), "test", null);
    nc.removeObserver(observer);
    nc.postNotification("test", this);
    assertFalse(observer.invoked);
  }

  public void testRemoveObserverObjectStringObject() {
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    NSNotificationCenter nc = NSNotificationCenter.defaultCenter();
    TestObserver observer1 = new TestObserver();
    TestObserver observer2 = new TestObserver();
    nc.addObserver(observer1, new NSSelector<Void>("invoked", new Class[] { NSNotification.class }), "test", null);
    nc.addObserver(observer2, new NSSelector<Void>("invoked", new Class[] { NSNotification.class }), "test", null);
    nc.removeObserver(observer2, "test", null);
    nc.postNotification("test", this);
    assertTrue(observer1.invoked);
    assertFalse(observer2.invoked);
  }
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