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Changeset 17

Timestamp:

07/21/05 10:37:15 (3 years ago)

Author:

schst

Message:

Added some introspection functionality which gives you acces to event listeners

Files:

r16	r17
267	267	return this.listeners.keySet();
268	268	}
	269
	270	/**
	271	* Get all event listeners of the speficied event
	272	*
	273	* @param eventName
	274	* @return
	275	*/
	276	public EventListenerCollection getEventListeners(String eventName) {
	277	if (this.listeners.containsKey(eventName)) {
	278	return (EventListenerCollection)this.listeners.get(eventName);
	279	}
	280	return new EventListenerCollection();
	281	}
269	282	}

r11	r17
44	44
45	45	// remove the listener
46		if (container.autoRemoveEnabled()) {
	46	if (container.isAutoRemoveEnabled()) {
47	47	remove.add(new Integer(i));
48	48	}
…	…
88	88	return null;
89	89	}
	90
	91	/**
	92	* Get an iterator to iterate over the event listeners in this
	93	* Collection
	94	*
	95	* @return
	96	*/
	97	public Iterator iterator() {
	98	return this.listeners.iterator();
	99	}
90	100	}

r4	r17
5	5	* some additional configuration for the event listener
6	6	*
	7	* Currently it only stores the the autoRemove flag,
	8	* but this will probably extended in future versions
	9	*
7	10	* @author Stephan Schmidt <stephan.schmidt@schlund.de>
8	11	*/
9		class EventListenerContainer {
	12	public class EventListenerContainer {
	13
	14	/**
	15	* The actual event listener
	16	*/
	17	private EventListener listener = null;
10	18
11		private EventListener listener = null;
	19	/**
	20	* Whether to use autoRemove
	21	*/
12	22	private boolean autoRemove = false;
13	23
	24	/**
	25	* Create a new event listener container based
	26	* on an event listener
	27	*
	28	* @param listener
	29	*/
14	30	public EventListenerContainer(EventListener listener) {
15	31	this.listener = listener;
16	32	}
17	33
	34	/**
	35	* Enable auto-remove for this listener
	36	*
	37	* @param enable
	38	*/
18	39	public void enableAutoRemove(boolean enable) {
19	40	this.autoRemove = enable;
20	41	}
21	42
22		public boolean autoRemoveEnabled() {
	43	/**
	44	* Check, whether auto-remove has been enabled.
	45	*
	46	* @return
	47	*/
	48	public boolean isAutoRemoveEnabled() {
23	49	return this.autoRemove;
24	50	}
25
	51
	52	/**
	53	* Get the event listener
	54	*
	55	* @return
	56	*/
26	57	public EventListener getListener() {
27	58	return this.listener;

r1	r17
49	49
50	50	/**
51		* Handl
	51	* Handle the event
52	52	*/
53	53	public void handleEvent(Event event) {