/hippo/src/main/webapp/ext/src/core/CompositeElementLite-more.js

  1/*!
  2 * Ext JS Library 3.0.0
  3 * Copyright(c) 2006-2009 Ext JS, LLC
  4 * licensing@extjs.com
  5 * http://www.extjs.com/license
  6 */
  7/**
  8 * @class Ext.CompositeElementLite
  9 */
 10Ext.apply(Ext.CompositeElementLite.prototype, {	
 11	addElements : function(els, root){
 12        if(!els){
 13            return this;
 14        }
 15        if(typeof els == "string"){
 16            els = Ext.Element.selectorFunction(els, root);
 17        }
 18        var yels = this.elements;        
 19	    Ext.each(els, function(e) {
 20        	yels.push(Ext.get(e));
 21        });
 22        return this;
 23    },
 24    
 25    /**
 26    * Clears this composite and adds the elements returned by the passed selector.
 27    * @param {String/Array} els A string CSS selector, an array of elements or an element
 28    * @return {CompositeElement} this
 29    */
 30    fill : function(els){
 31        this.elements = [];
 32        this.add(els);
 33        return this;
 34    },
 35    
 36    /**
 37     * Returns the first Element
 38     * @return {Ext.Element}
 39     */
 40    first : function(){
 41        return this.item(0);
 42    },   
 43    
 44    /**
 45     * Returns the last Element
 46     * @return {Ext.Element}
 47     */
 48    last : function(){
 49        return this.item(this.getCount()-1);
 50    },
 51    
 52    /**
 53     * Returns true if this composite contains the passed element
 54     * @param el {Mixed} The id of an element, or an Ext.Element, or an HtmlElement to find within the composite collection.
 55     * @return Boolean
 56     */
 57    contains : function(el){
 58        return this.indexOf(el) != -1;
 59    },
 60
 61    /**
 62    * Filters this composite to only elements that match the passed selector.
 63    * @param {String} selector A string CSS selector
 64    * @return {CompositeElement} this
 65    */
 66    filter : function(selector){
 67        var els = [];
 68        this.each(function(el){
 69            if(el.is(selector)){
 70                els[els.length] = el.dom;
 71            }
 72        });
 73        this.fill(els);
 74        return this;
 75    },
 76    
 77    /**
 78    * Removes the specified element(s).
 79    * @param {Mixed} el The id of an element, the Element itself, the index of the element in this composite
 80    * or an array of any of those.
 81    * @param {Boolean} removeDom (optional) True to also remove the element from the document
 82    * @return {CompositeElement} this
 83    */
 84    removeElement : function(keys, removeDom){
 85        var me = this,
 86	        els = this.elements,	    
 87	    	el;	    	
 88	    Ext.each(keys, function(val){
 89		    if ((el = (els[val] || els[val = me.indexOf(val)]))) {
 90		    	if(removeDom){
 91                    if(el.dom){
 92                        el.remove();
 93                    }else{
 94                        Ext.removeNode(el);
 95                    }
 96                }
 97		    	els.splice(val, 1);		    	
 98			}
 99	    });
100        return this;
101    }    
102});