--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/src/cm/media/js/lib/yui/yui3.0.0/build/event-custom/event-custom-complex.js Mon Nov 23 15:14:29 2009 +0100
@@ -0,0 +1,363 @@
+/*
+Copyright (c) 2009, Yahoo! Inc. All rights reserved.
+Code licensed under the BSD License:
+http://developer.yahoo.net/yui/license.txt
+version: 3.0.0
+build: 1549
+*/
+YUI.add('event-custom-complex', function(Y) {
+
+
+/**
+ * Adds event facades, preventable default behavior, and bubbling.
+ * events.
+ * @module event-custom
+ * @submodule event-custom-complex
+ */
+
+(function() {
+
+var FACADE, FACADE_KEYS, CEProto = Y.CustomEvent.prototype;
+
+/**
+ * Wraps and protects a custom event for use when emitFacade is set to true.
+ * Requires the event-custom-complex module
+ * @class EventFacade
+ * @param e {Event} the custom event
+ * @param currentTarget {HTMLElement} the element the listener was attached to
+ */
+
+Y.EventFacade = function(e, currentTarget) {
+
+ e = e || {};
+
+ /**
+ * The arguments passed to fire
+ * @property details
+ * @type Array
+ */
+ this.details = e.details;
+
+ /**
+ * The event type
+ * @property type
+ * @type string
+ */
+ this.type = e.type;
+
+ //////////////////////////////////////////////////////
+
+ /**
+ * Node reference for the targeted eventtarget
+ * @propery target
+ * @type Node
+ */
+ this.target = e.target;
+
+ /**
+ * Node reference for the element that the listener was attached to.
+ * @propery currentTarget
+ * @type Node
+ */
+ this.currentTarget = currentTarget;
+
+ /**
+ * Node reference to the relatedTarget
+ * @propery relatedTarget
+ * @type Node
+ */
+ this.relatedTarget = e.relatedTarget;
+
+ /**
+ * Stops the propagation to the next bubble target
+ * @method stopPropagation
+ */
+ this.stopPropagation = function() {
+ e.stopPropagation();
+ };
+
+ /**
+ * Stops the propagation to the next bubble target and
+ * prevents any additional listeners from being exectued
+ * on the current target.
+ * @method stopImmediatePropagation
+ */
+ this.stopImmediatePropagation = function() {
+ e.stopImmediatePropagation();
+ };
+
+ /**
+ * Prevents the event's default behavior
+ * @method preventDefault
+ */
+ this.preventDefault = function() {
+ e.preventDefault();
+ };
+
+ /**
+ * Stops the event propagation and prevents the default
+ * event behavior.
+ * @method halt
+ * @param immediate {boolean} if true additional listeners
+ * on the current target will not be executed
+ */
+ this.halt = function(immediate) {
+ e.halt(immediate);
+ };
+
+};
+
+CEProto.fireComplex = function(args) {
+ var es = Y.Env._eventstack, ef, q, queue, ce, ret, events;
+
+ if (es) {
+ // queue this event if the current item in the queue bubbles
+ if (this.queuable && this.type != es.next.type) {
+ this.log('queue ' + this.type);
+ es.queue.push([this, args]);
+ return true;
+ }
+ } else {
+ Y.Env._eventstack = {
+ // id of the first event in the stack
+ id: this.id,
+ next: this,
+ silent: this.silent,
+ stopped: 0,
+ prevented: 0,
+ queue: []
+ };
+ es = Y.Env._eventstack;
+ }
+
+ this.stopped = 0;
+ this.prevented = 0;
+ this.target = this.target || this.host;
+
+ events = new Y.EventTarget({
+ fireOnce: true,
+ context: this.host
+ });
+
+ this.events = events;
+
+ if (this.preventedFn) {
+ events.on('prevented', this.preventedFn);
+ }
+
+ if (this.stoppedFn) {
+ events.on('stopped', this.stoppedFn);
+ }
+
+ this.currentTarget = this.host || this.currentTarget;
+
+ this.details = args.slice(); // original arguments in the details
+
+ // this.log("Firing " + this + ", " + "args: " + args);
+ this.log("Firing " + this.type);
+
+ this._facade = null; // kill facade to eliminate stale properties
+
+ ef = this._getFacade(args);
+
+ if (Y.Lang.isObject(args[0])) {
+ args[0] = ef;
+ } else {
+ args.unshift(ef);
+ }
+
+ if (this.hasSubscribers) {
+ this._procSubs(Y.merge(this.subscribers), args, ef);
+ }
+
+ // bubble if this is hosted in an event target and propagation has not been stopped
+ if (this.bubbles && this.host && this.host.bubble && !this.stopped) {
+ es.stopped = 0;
+ es.prevented = 0;
+ ret = this.host.bubble(this);
+
+ this.stopped = Math.max(this.stopped, es.stopped);
+ this.prevented = Math.max(this.prevented, es.prevented);
+
+ }
+
+ // execute the default behavior if not prevented
+ if (this.defaultFn && !this.prevented) {
+ this.defaultFn.apply(this.host || this, args);
+ }
+
+ // broadcast listeners are fired as discreet events on the
+ // YUI instance and potentially the YUI global.
+ this._broadcast(args);
+
+ // process after listeners. If the default behavior was
+ // prevented, the after events don't fire.
+ if (this.hasAfters && !this.prevented && this.stopped < 2) {
+ this._procSubs(Y.merge(this.afters), args, ef);
+ }
+
+ if (es.id === this.id) {
+ queue = es.queue;
+
+ while (queue.length) {
+ q = queue.pop();
+ ce = q[0];
+ es.stopped = 0;
+ es.prevented = 0;
+ // set up stack to allow the next item to be processed
+ es.next = ce;
+ ce.fire.apply(ce, q[1]);
+ }
+
+ Y.Env._eventstack = null;
+ }
+
+ return this.stopped ? false : true;
+};
+
+CEProto._getFacade = function() {
+
+ var ef = this._facade, o, o2,
+ args = this.details;
+
+ if (!ef) {
+ ef = new Y.EventFacade(this, this.currentTarget);
+ }
+
+ // if the first argument is an object literal, apply the
+ // properties to the event facade
+ o = args && args[0];
+
+ if (Y.Lang.isObject(o, true)) {
+
+ o2 = {};
+
+ // protect the event facade properties
+ Y.mix(o2, ef, true, FACADE_KEYS);
+
+ // mix the data
+ Y.mix(ef, o, true);
+
+ // restore ef
+ Y.mix(ef, o2, true, FACADE_KEYS);
+ }
+
+ // update the details field with the arguments
+ // ef.type = this.type;
+ ef.details = this.details;
+ ef.target = this.target;
+ ef.currentTarget = this.currentTarget;
+ ef.stopped = 0;
+ ef.prevented = 0;
+
+ this._facade = ef;
+
+ return this._facade;
+};
+
+/**
+ * Stop propagation to bubble targets
+ * @for CustomEvent
+ * @method stopPropagation
+ */
+CEProto.stopPropagation = function() {
+ this.stopped = 1;
+ Y.Env._eventstack.stopped = 1;
+ this.events.fire('stopped', this);
+};
+
+/**
+ * Stops propagation to bubble targets, and prevents any remaining
+ * subscribers on the current target from executing.
+ * @method stopImmediatePropagation
+ */
+CEProto.stopImmediatePropagation = function() {
+ this.stopped = 2;
+ Y.Env._eventstack.stopped = 2;
+ this.events.fire('stopped', this);
+};
+
+/**
+ * Prevents the execution of this event's defaultFn
+ * @method preventDefault
+ */
+CEProto.preventDefault = function() {
+ if (this.preventable) {
+ this.prevented = 1;
+ Y.Env._eventstack.prevented = 1;
+ this.events.fire('prevented', this);
+ }
+};
+
+/**
+ * Stops the event propagation and prevents the default
+ * event behavior.
+ * @method halt
+ * @param immediate {boolean} if true additional listeners
+ * on the current target will not be executed
+ */
+CEProto.halt = function(immediate) {
+ if (immediate) {
+ this.stopImmediatePropagation();
+ } else {
+ this.stopPropagation();
+ }
+ this.preventDefault();
+};
+
+/**
+ * Propagate an event. Requires the event-custom-complex module.
+ * @method bubble
+ * @param evt {Event.Custom} the custom event to propagate
+ * @return {boolean} the aggregated return value from Event.Custom.fire
+ * @for EventTarget
+ */
+Y.EventTarget.prototype.bubble = function(evt, args, target) {
+
+ var targs = this._yuievt.targets, ret = true,
+ t, type, ce, i, bc;
+
+ if (!evt || ((!evt.stopped) && targs)) {
+
+ for (i in targs) {
+ if (targs.hasOwnProperty(i)) {
+ t = targs[i];
+ type = evt && evt.type;
+ ce = t.getEvent(type, true);
+
+ // if this event was not published on the bubble target,
+ // publish it with sensible default properties
+ if (!ce) {
+
+ if (t._yuievt.hasTargets) {
+ t.bubble.call(t, evt, args, target);
+ }
+
+ } else {
+ ce.target = target || (evt && evt.target) || this;
+ ce.currentTarget = t;
+
+ bc = ce.broadcast;
+ ce.broadcast = false;
+ ret = ret && ce.fire.apply(ce, args || evt.details);
+ ce.broadcast = bc;
+
+ // stopPropagation() was called
+ if (ce.stopped) {
+ break;
+ }
+ }
+ }
+ }
+ }
+
+ return ret;
+};
+
+FACADE = new Y.EventFacade();
+FACADE_KEYS = Y.Object.keys(FACADE);
+
+})();
+
+
+}, '3.0.0' ,{requires:['event-custom-base']});