/*!
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* Ext JS Library 3.1.0
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* Copyright(c) 2006-2009 Ext JS, LLC
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* licensing@extjs.com
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* http://www.extjs.com/license
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*/
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/**
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* @class Ext.CompositeElementLite
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*/
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Ext.apply(Ext.CompositeElementLite.prototype, {
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addElements : function(els, root){
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if(!els){
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return this;
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}
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if(typeof els == "string"){
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els = Ext.Element.selectorFunction(els, root);
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}
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var yels = this.elements;
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Ext.each(els, function(e) {
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yels.push(Ext.get(e));
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});
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return this;
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},
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/**
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* Returns the first Element
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* @return {Ext.Element}
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*/
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first : function(){
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return this.item(0);
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},
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/**
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* Returns the last Element
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* @return {Ext.Element}
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*/
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last : function(){
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return this.item(this.getCount()-1);
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},
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/**
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* Returns true if this composite contains the passed element
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* @param el {Mixed} The id of an element, or an Ext.Element, or an HtmlElement to find within the composite collection.
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* @return Boolean
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*/
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contains : function(el){
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return this.indexOf(el) != -1;
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},
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/**
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* Removes the specified element(s).
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* @param {Mixed} el The id of an element, the Element itself, the index of the element in this composite
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* or an array of any of those.
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* @param {Boolean} removeDom (optional) True to also remove the element from the document
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* @return {CompositeElement} this
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*/
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removeElement : function(keys, removeDom){
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var me = this,
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els = this.elements,
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el;
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Ext.each(keys, function(val){
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if ((el = (els[val] || els[val = me.indexOf(val)]))) {
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if(removeDom){
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if(el.dom){
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el.remove();
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}else{
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Ext.removeNode(el);
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}
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}
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els.splice(val, 1);
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}
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});
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return this;
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}
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});
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