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Changeset 570

Timestamp:

06/11/06 20:16:02 (3 years ago)

Author:

sderle

Message:

Refactored event handling to allow unregistration of event listeners.

Files:

r508	r570
57	57	*/
58	58	register: function (type, obj, func) {
	59	if (func == null) {
	60	obj = this.object;
	61	func = obj;
	62	}
59	63	var listeners = this.listeners[type];
60		listeners.push( ~~func.bindAsEventListener(obj)~~ );
	64	listeners.push( {obj: obj, func: func} );
61	65	},
62	66
	67	unregister: function (type, obj, func) {
	68	var listeners = this.listeners[type];
	69	for (var i = 0; i < listeners.length; i++) {
	70	if (listeners[i].obj == obj && listeners[i].type == type) {
	71	listeners.splice(i, 1);
	72	break;
	73	}
	74	}
	75	},
	76
63	77	remove: function(type) {
64	78	this.listeners[type].pop();
…	…
101	115	for (var i = 0; i < listeners.length; i++) {
102	116	var callback = listeners[i];
103		callback(evt);
	117	var continueChain = callback.func.call(callback.obj, evt);
	118	if (continueChain != null && !continueChain) break;
104	119	}
105	120	}