Element.insertion.js
资源名称:ext-3.0.0.zip [点击查看]
上传用户:shuoshiled
上传日期:2018-01-28
资源大小:10124k
文件大小:5k
源码类别:
中间件编程
开发平台:
JavaScript
- /*! * Ext JS Library 3.0.0 * Copyright(c) 2006-2009 Ext JS, LLC * licensing@extjs.com * http://www.extjs.com/license */ /**
- * @class Ext.Element
- */
- Ext.Element.addMethods(
- function() {
- var GETDOM = Ext.getDom,
- GET = Ext.get,
- DH = Ext.DomHelper,
- isEl = function(el){
- return (el.nodeType || el.dom || typeof el == 'string');
- };
- return {
- /**
- * Appends the passed element(s) to this element
- * @param {String/HTMLElement/Array/Element/CompositeElement} el
- * @return {Ext.Element} this
- */
- appendChild: function(el){
- return GET(el).appendTo(this);
- },
- /**
- * Appends this element to the passed element
- * @param {Mixed} el The new parent element
- * @return {Ext.Element} this
- */
- appendTo: function(el){
- GETDOM(el).appendChild(this.dom);
- return this;
- },
- /**
- * Inserts this element before the passed element in the DOM
- * @param {Mixed} el The element before which this element will be inserted
- * @return {Ext.Element} this
- */
- insertBefore: function(el){
- (el = GETDOM(el)).parentNode.insertBefore(this.dom, el);
- return this;
- },
- /**
- * Inserts this element after the passed element in the DOM
- * @param {Mixed} el The element to insert after
- * @return {Ext.Element} this
- */
- insertAfter: function(el){
- (el = GETDOM(el)).parentNode.insertBefore(this.dom, el.nextSibling);
- return this;
- },
- /**
- * Inserts (or creates) an element (or DomHelper config) as the first child of this element
- * @param {Mixed/Object} el The id or element to insert or a DomHelper config to create and insert
- * @return {Ext.Element} The new child
- */
- insertFirst: function(el, returnDom){
- el = el || {};
- if(isEl(el)){ // element
- el = GETDOM(el);
- this.dom.insertBefore(el, this.dom.firstChild);
- return !returnDom ? GET(el) : el;
- }else{ // dh config
- return this.createChild(el, this.dom.firstChild, returnDom);
- }
- },
- /**
- * Replaces the passed element with this element
- * @param {Mixed} el The element to replace
- * @return {Ext.Element} this
- */
- replace: function(el){
- el = GET(el);
- this.insertBefore(el);
- el.remove();
- return this;
- },
- /**
- * Replaces this element with the passed element
- * @param {Mixed/Object} el The new element or a DomHelper config of an element to create
- * @return {Ext.Element} this
- */
- replaceWith: function(el){
- var me = this,
- Element = Ext.Element;
- if(isEl(el)){
- el = GETDOM(el);
- me.dom.parentNode.insertBefore(el, me.dom);
- }else{
- el = DH.insertBefore(me.dom, el);
- }
- delete Element.cache[me.id];
- Ext.removeNode(me.dom);
- me.id = Ext.id(me.dom = el);
- return Element.cache[me.id] = me;
- },
- /**
- * Creates the passed DomHelper config and appends it to this element or optionally inserts it before the passed child element.
- * @param {Object} config DomHelper element config object. If no tag is specified (e.g., {tag:'input'}) then a div will be
- * automatically generated with the specified attributes.
- * @param {HTMLElement} insertBefore (optional) a child element of this element
- * @param {Boolean} returnDom (optional) true to return the dom node instead of creating an Element
- * @return {Ext.Element} The new child element
- */
- createChild: function(config, insertBefore, returnDom){
- config = config || {tag:'div'};
- return insertBefore ?
- DH.insertBefore(insertBefore, config, returnDom !== true) :
- DH[!this.dom.firstChild ? 'overwrite' : 'append'](this.dom, config, returnDom !== true);
- },
- /**
- * Creates and wraps this element with another element
- * @param {Object} config (optional) DomHelper element config object for the wrapper element or null for an empty div
- * @param {Boolean} returnDom (optional) True to return the raw DOM element instead of Ext.Element
- * @return {HTMLElement/Element} The newly created wrapper element
- */
- wrap: function(config, returnDom){
- var newEl = DH.insertBefore(this.dom, config || {tag: "div"}, !returnDom);
- newEl.dom ? newEl.dom.appendChild(this.dom) : newEl.appendChild(this.dom);
- return newEl;
- },
- /**
- * Inserts an html fragment into this element
- * @param {String} where Where to insert the html in relation to this element - beforeBegin, afterBegin, beforeEnd, afterEnd.
- * @param {String} html The HTML fragment
- * @param {Boolean} returnEl (optional) True to return an Ext.Element (defaults to false)
- * @return {HTMLElement/Ext.Element} The inserted node (or nearest related if more than 1 inserted)
- */
- insertHtml : function(where, html, returnEl){
- var el = DH.insertHtml(where, this.dom, html);
- return returnEl ? Ext.get(el) : el;
- }
- }
- }());