[76] | 1 | /*! |
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| 2 | * Ext JS Library 3.4.0 |
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| 3 | * Copyright(c) 2006-2011 Sencha Inc. |
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| 4 | * licensing@sencha.com |
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| 5 | * http://www.sencha.com/license |
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| 6 | */ |
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| 7 | /** |
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| 8 | * @class Ext.DomHelper |
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| 9 | */ |
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| 10 | Ext.apply(Ext.DomHelper, |
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| 11 | function(){ |
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| 12 | var pub, |
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| 13 | afterbegin = 'afterbegin', |
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| 14 | afterend = 'afterend', |
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| 15 | beforebegin = 'beforebegin', |
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| 16 | beforeend = 'beforeend', |
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| 17 | confRe = /tag|children|cn|html$/i; |
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| 18 | |
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| 19 | // private |
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| 20 | function doInsert(el, o, returnElement, pos, sibling, append){ |
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| 21 | el = Ext.getDom(el); |
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| 22 | var newNode; |
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| 23 | if (pub.useDom) { |
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| 24 | newNode = createDom(o, null); |
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| 25 | if (append) { |
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| 26 | el.appendChild(newNode); |
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| 27 | } else { |
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| 28 | (sibling == 'firstChild' ? el : el.parentNode).insertBefore(newNode, el[sibling] || el); |
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| 29 | } |
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| 30 | } else { |
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| 31 | newNode = Ext.DomHelper.insertHtml(pos, el, Ext.DomHelper.createHtml(o)); |
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| 32 | } |
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| 33 | return returnElement ? Ext.get(newNode, true) : newNode; |
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| 34 | } |
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| 35 | |
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| 36 | // build as dom |
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| 37 | /** @ignore */ |
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| 38 | function createDom(o, parentNode){ |
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| 39 | var el, |
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| 40 | doc = document, |
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| 41 | useSet, |
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| 42 | attr, |
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| 43 | val, |
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| 44 | cn; |
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| 45 | |
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| 46 | if (Ext.isArray(o)) { // Allow Arrays of siblings to be inserted |
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| 47 | el = doc.createDocumentFragment(); // in one shot using a DocumentFragment |
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| 48 | for (var i = 0, l = o.length; i < l; i++) { |
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| 49 | createDom(o[i], el); |
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| 50 | } |
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| 51 | } else if (typeof o == 'string') { // Allow a string as a child spec. |
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| 52 | el = doc.createTextNode(o); |
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| 53 | } else { |
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| 54 | el = doc.createElement( o.tag || 'div' ); |
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| 55 | useSet = !!el.setAttribute; // In IE some elements don't have setAttribute |
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| 56 | for (var attr in o) { |
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| 57 | if(!confRe.test(attr)){ |
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| 58 | val = o[attr]; |
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| 59 | if(attr == 'cls'){ |
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| 60 | el.className = val; |
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| 61 | }else{ |
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| 62 | if(useSet){ |
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| 63 | el.setAttribute(attr, val); |
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| 64 | }else{ |
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| 65 | el[attr] = val; |
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| 66 | } |
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| 67 | } |
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| 68 | } |
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| 69 | } |
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| 70 | Ext.DomHelper.applyStyles(el, o.style); |
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| 71 | |
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| 72 | if ((cn = o.children || o.cn)) { |
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| 73 | createDom(cn, el); |
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| 74 | } else if (o.html) { |
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| 75 | el.innerHTML = o.html; |
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| 76 | } |
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| 77 | } |
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| 78 | if(parentNode){ |
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| 79 | parentNode.appendChild(el); |
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| 80 | } |
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| 81 | return el; |
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| 82 | } |
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| 83 | |
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| 84 | pub = { |
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| 85 | /** |
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| 86 | * Creates a new Ext.Template from the DOM object spec. |
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| 87 | * @param {Object} o The DOM object spec (and children) |
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| 88 | * @return {Ext.Template} The new template |
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| 89 | */ |
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| 90 | createTemplate : function(o){ |
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| 91 | var html = Ext.DomHelper.createHtml(o); |
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| 92 | return new Ext.Template(html); |
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| 93 | }, |
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| 94 | |
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| 95 | /** True to force the use of DOM instead of html fragments @type Boolean */ |
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| 96 | useDom : false, |
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| 97 | |
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| 98 | /** |
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| 99 | * Creates new DOM element(s) and inserts them before el. |
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| 100 | * @param {Mixed} el The context element |
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| 101 | * @param {Object/String} o The DOM object spec (and children) or raw HTML blob |
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| 102 | * @param {Boolean} returnElement (optional) true to return a Ext.Element |
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| 103 | * @return {HTMLElement/Ext.Element} The new node |
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| 104 | * @hide (repeat) |
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| 105 | */ |
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| 106 | insertBefore : function(el, o, returnElement){ |
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| 107 | return doInsert(el, o, returnElement, beforebegin); |
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| 108 | }, |
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| 109 | |
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| 110 | /** |
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| 111 | * Creates new DOM element(s) and inserts them after el. |
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| 112 | * @param {Mixed} el The context element |
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| 113 | * @param {Object} o The DOM object spec (and children) |
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| 114 | * @param {Boolean} returnElement (optional) true to return a Ext.Element |
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| 115 | * @return {HTMLElement/Ext.Element} The new node |
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| 116 | * @hide (repeat) |
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| 117 | */ |
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| 118 | insertAfter : function(el, o, returnElement){ |
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| 119 | return doInsert(el, o, returnElement, afterend, 'nextSibling'); |
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| 120 | }, |
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| 121 | |
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| 122 | /** |
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| 123 | * Creates new DOM element(s) and inserts them as the first child of el. |
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| 124 | * @param {Mixed} el The context element |
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| 125 | * @param {Object/String} o The DOM object spec (and children) or raw HTML blob |
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| 126 | * @param {Boolean} returnElement (optional) true to return a Ext.Element |
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| 127 | * @return {HTMLElement/Ext.Element} The new node |
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| 128 | * @hide (repeat) |
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| 129 | */ |
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| 130 | insertFirst : function(el, o, returnElement){ |
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| 131 | return doInsert(el, o, returnElement, afterbegin, 'firstChild'); |
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| 132 | }, |
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| 133 | |
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| 134 | /** |
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| 135 | * Creates new DOM element(s) and appends them to el. |
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| 136 | * @param {Mixed} el The context element |
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| 137 | * @param {Object/String} o The DOM object spec (and children) or raw HTML blob |
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| 138 | * @param {Boolean} returnElement (optional) true to return a Ext.Element |
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| 139 | * @return {HTMLElement/Ext.Element} The new node |
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| 140 | * @hide (repeat) |
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| 141 | */ |
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| 142 | append: function(el, o, returnElement){ |
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| 143 | return doInsert(el, o, returnElement, beforeend, '', true); |
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| 144 | }, |
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| 145 | |
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| 146 | /** |
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| 147 | * Creates new DOM element(s) without inserting them to the document. |
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| 148 | * @param {Object/String} o The DOM object spec (and children) or raw HTML blob |
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| 149 | * @return {HTMLElement} The new uninserted node |
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| 150 | */ |
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| 151 | createDom: createDom |
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| 152 | }; |
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| 153 | return pub; |
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| 154 | }()); |
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