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60 lines
1.3 KiB
60 lines
1.3 KiB
/*
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YUI 3.17.2 (build 9c3c78e)
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Copyright 2014 Yahoo! Inc. All rights reserved.
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Licensed under the BSD License.
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http://yuilibrary.com/license/
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*/
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YUI.add('queue-promote', function (Y, NAME) {
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/**
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* Adds methods promote, remove, and indexOf to Queue instances.
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*
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* @module queue-promote
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* @for Queue
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*/
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Y.mix(Y.Queue.prototype, {
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/**
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* Returns the current index in the queue of the specified item
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*
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* @method indexOf
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* @param needle {MIXED} the item to search for
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* @return {Number} the index of the item or -1 if not found
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*/
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indexOf : function (callback) {
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return Y.Array.indexOf(this._q, callback);
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},
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/**
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* Moves the referenced item to the head of the queue
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*
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* @method promote
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* @param item {MIXED} an item in the queue
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*/
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promote : function (callback) {
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var index = this.indexOf(callback);
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if (index > -1) {
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this._q.unshift(this._q.splice(index,1)[0]);
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}
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},
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/**
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* Removes the referenced item from the queue
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*
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* @method remove
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* @param item {MIXED} an item in the queue
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*/
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remove : function (callback) {
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var index = this.indexOf(callback);
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if (index > -1) {
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this._q.splice(index,1);
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}
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}
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});
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}, '3.17.2', {"requires": ["yui-base"]});
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