Current File : /var/www/crm/jssource/src_files/include/javascript/yui3/build/queue-promote/queue-promote.js
/*
Copyright (c) 2010, Yahoo! Inc. All rights reserved.
Code licensed under the BSD License:
http://developer.yahoo.com/yui/license.html
version: 3.3.0
build: 3167
*/
YUI.add('queue-promote', function(Y) {
/**
* Adds methods promote, remove, and indexOf to Queue instances.
*
* @module queue-promote
* @for Queue
*/
Y.mix(Y.Queue.prototype, {
/**
* Returns the current index in the queue of the specified item
*
* @method indexOf
* @param needle {MIXED} the item to search for
* @return {Number} the index of the item or -1 if not found
*/
indexOf : function (callback) {
return Y.Array.indexOf(this._q, callback);
},
/**
* Moves the referenced item to the head of the queue
*
* @method promote
* @param item {MIXED} an item in the queue
*/
promote : function (callback) {
var index = this.indexOf(callback);
if (index > -1) {
this._q.unshift(this._q.splice(index,1));
}
},
/**
* Removes the referenced item from the queue
*
* @method remove
* @param item {MIXED} an item in the queue
*/
remove : function (callback) {
var index = this.indexOf(callback);
if (index > -1) {
this._q.splice(index,1);
}
}
});
}, '3.3.0' ,{requires:['yui-base']});
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