X-Git-Url: http://git.ithinksw.org/extjs.git/blobdiff_plain/c930e9176a5a85509c5b0230e2bff5c22a591432..530ef4b6c5b943cfa68b779d11cf7de29aa878bf:/docs/source/DomHelper.html diff --git a/docs/source/DomHelper.html b/docs/source/DomHelper.html index 5478c6f9..f9871178 100644 --- a/docs/source/DomHelper.html +++ b/docs/source/DomHelper.html @@ -1,11 +1,18 @@ - - - The source code - - - - -
/** + + + + The source code + + + + +
/*!
+ * Ext JS Library 3.2.1
+ * Copyright(c) 2006-2010 Ext JS, Inc.
+ * licensing@extjs.com
+ * http://www.extjs.com/license
+ */
+
/** * @class Ext.DomHelper *

The DomHelper class provides a layer of abstraction from DOM and transparently supports creating * elements via DOM or using HTML fragments. It also has the ability to create HTML fragment templates @@ -135,15 +142,19 @@ Ext.DomHelper.useDom = true; // force it to use DOM; reduces performance */ Ext.DomHelper = function(){ var tempTableEl = null, - emptyTags = /^(?:br|frame|hr|img|input|link|meta|range|spacer|wbr|area|param|col)$/i, - tableRe = /^table|tbody|tr|td$/i, - pub, - // kill repeat to save bytes - afterbegin = "afterbegin", - afterend = "afterend", - beforebegin = "beforebegin", - beforeend = "beforeend", - ts = '', + emptyTags = /^(?:br|frame|hr|img|input|link|meta|range|spacer|wbr|area|param|col)$/i, + tableRe = /^table|tbody|tr|td$/i, + confRe = /tag|children|cn|html$/i, + tableElRe = /td|tr|tbody/i, + cssRe = /([a-z0-9-]+)\s*:\s*([^;\s]+(?:\s*[^;\s]+)*);?/gi, + endRe = /end/i, + pub, + // kill repeat to save bytes + afterbegin = 'afterbegin', + afterend = 'afterend', + beforebegin = 'beforebegin', + beforeend = 'beforeend', + ts = '
', te = '
', tbs = ts+'', tbe = ''+te, @@ -158,46 +169,49 @@ Ext.DomHelper = function(){ // build as innerHTML where available function createHtml(o){ - var b = "", - attr, - val, - key, - keyVal, - cn; + var b = '', + attr, + val, + key, + keyVal, + cn; - if(typeof o == 'string'){ + if(typeof o == "string"){ b = o; } else if (Ext.isArray(o)) { - Ext.each(o, function(v) { - b += createHtml(v); - }); + for (var i=0; i < o.length; i++) { + if(o[i]) { + b += createHtml(o[i]); + } + }; } else { - b += "<" + (o.tag = o.tag || "div"); - Ext.iterate(o, function(attr, val){ - if(!/tag|children|cn|html$/i.test(attr)){ - if (Ext.isObject(val)) { - b += " " + attr + "='"; - Ext.iterate(val, function(key, keyVal){ - b += key + ":" + keyVal + ";"; - }); - b += "'"; + b += '<' + (o.tag = o.tag || 'div'); + for (attr in o) { + val = o[attr]; + if(!confRe.test(attr)){ + if (typeof val == "object") { + b += ' ' + attr + '="'; + for (key in val) { + b += key + ':' + val[key] + ';'; + }; + b += '"'; }else{ - b += " " + ({cls : "class", htmlFor : "for"}[attr] || attr) + "='" + val + "'"; + b += ' ' + ({cls : 'class', htmlFor : 'for'}[attr] || attr) + '="' + val + '"'; } } - }); - // Now either just close the tag or try to add children and close the tag. - if (emptyTags.test(o.tag)) { - b += "/>"; - } else { - b += ">"; - if ((cn = o.children || o.cn)) { - b += createHtml(cn); - } else if(o.html){ - b += o.html; - } - b += ""; - } + }; + // Now either just close the tag or try to add children and close the tag. + if (emptyTags.test(o.tag)) { + b += '/>'; + } else { + b += '>'; + if ((cn = o.children || o.cn)) { + b += createHtml(cn); + } else if(o.html){ + b += o.html; + } + b += ''; + } } return b; } @@ -205,10 +219,21 @@ Ext.DomHelper = function(){ function ieTable(depth, s, h, e){ tempTableEl.innerHTML = [s, h, e].join(''); var i = -1, - el = tempTableEl; + el = tempTableEl, + ns; while(++i < depth){ el = el.firstChild; } +// If the result is multiple siblings, then encapsulate them into one fragment. + if(ns = el.nextSibling){ + var df = document.createDocumentFragment(); + while(el){ + ns = el.nextSibling; + df.appendChild(el); + el = ns; + } + el = df; + } return el; } @@ -217,30 +242,30 @@ Ext.DomHelper = function(){ * Nasty code for IE's broken table implementation */ function insertIntoTable(tag, where, el, html) { - var node, - before; + var node, + before; tempTableEl = tempTableEl || document.createElement('div'); - if(tag == 'td' && (where == afterbegin || where == beforeend) || - !/td|tr|tbody/i.test(tag) && (where == beforebegin || where == afterend)) { + if(tag == 'td' && (where == afterbegin || where == beforeend) || + !tableElRe.test(tag) && (where == beforebegin || where == afterend)) { return; } before = where == beforebegin ? el : - where == afterend ? el.nextSibling : - where == afterbegin ? el.firstChild : null; + where == afterend ? el.nextSibling : + where == afterbegin ? el.firstChild : null; if (where == beforebegin || where == afterend) { - el = el.parentNode; - } + el = el.parentNode; + } - if (tag == 'td' || (tag == "tr" && (where == beforeend || where == afterbegin))) { - node = ieTable(4, trs, html, tre); - } else if ((tag == "tbody" && (where == beforeend || where == afterbegin)) || - (tag == "tr" && (where == beforebegin || where == afterend))) { - node = ieTable(3, tbs, html, tbe); + if (tag == 'td' || (tag == 'tr' && (where == beforeend || where == afterbegin))) { + node = ieTable(4, trs, html, tre); + } else if ((tag == 'tbody' && (where == beforeend || where == afterbegin)) || + (tag == 'tr' && (where == beforebegin || where == afterend))) { + node = ieTable(3, tbs, html, tbe); } else { - node = ieTable(2, ts, html, te); + node = ieTable(2, ts, html, te); } el.insertBefore(node, before); return node; @@ -248,134 +273,162 @@ Ext.DomHelper = function(){ pub = { -

/** - * Returns the markup for the passed Element(s) config. - * @param {Object} o The DOM object spec (and children) - * @return {String} - */ - markup : function(o){ - return createHtml(o); - }, +
/** + * Returns the markup for the passed Element(s) config. + * @param {Object} o The DOM object spec (and children) + * @return {String} + */ + markup : function(o){ + return createHtml(o); + }, + +
/** + * Applies a style specification to an element. + * @param {String/HTMLElement} el The element to apply styles to + * @param {String/Object/Function} styles A style specification string e.g. 'width:100px', or object in the form {width:'100px'}, or + * a function which returns such a specification. + */ + applyStyles : function(el, styles){ + if(styles){ + var i = 0, + len, + style, + matches; + + el = Ext.fly(el); + if(typeof styles == "function"){ + styles = styles.call(); + } + if(typeof styles == "string"){ + while((matches = cssRe.exec(styles))){ + el.setStyle(matches[1], matches[2]); + } + }else if (typeof styles == "object"){ + el.setStyle(styles); + } + } + }, -
/** - * Inserts an HTML fragment into the DOM. - * @param {String} where Where to insert the html in relation to el - beforeBegin, afterBegin, beforeEnd, afterEnd. - * @param {HTMLElement} el The context element - * @param {String} html The HTML fragmenet - * @return {HTMLElement} The new node - */ - insertHtml : function(where, el, html){ - var hash = {}, - hashVal, - setStart, - range, - frag, - rangeEl, - rs; +
/** + * Inserts an HTML fragment into the DOM. + * @param {String} where Where to insert the html in relation to el - beforeBegin, afterBegin, beforeEnd, afterEnd. + * @param {HTMLElement} el The context element + * @param {String} html The HTML fragment + * @return {HTMLElement} The new node + */ + insertHtml : function(where, el, html){ + var hash = {}, + hashVal, + setStart, + range, + frag, + rangeEl, + rs; - where = where.toLowerCase(); - // add these here because they are used in both branches of the condition. - hash[beforebegin] = ['BeforeBegin', 'previousSibling']; - hash[afterend] = ['AfterEnd', 'nextSibling']; + where = where.toLowerCase(); + // add these here because they are used in both branches of the condition. + hash[beforebegin] = ['BeforeBegin', 'previousSibling']; + hash[afterend] = ['AfterEnd', 'nextSibling']; - if (el.insertAdjacentHTML) { - if(tableRe.test(el.tagName) && (rs = insertIntoTable(el.tagName.toLowerCase(), where, el, html))){ - return rs; - } - // add these two to the hash. - hash[afterbegin] = ['AfterBegin', 'firstChild']; - hash[beforeend] = ['BeforeEnd', 'lastChild']; - if ((hashVal = hash[where])) { - el.insertAdjacentHTML(hashVal[0], html); - return el[hashVal[1]]; - } - } else { - range = el.ownerDocument.createRange(); - setStart = "setStart" + (/end/i.test(where) ? "After" : "Before"); - if (hash[where]) { - range[setStart](el); - frag = range.createContextualFragment(html); - el.parentNode.insertBefore(frag, where == beforebegin ? el : el.nextSibling); - return el[(where == beforebegin ? "previous" : "next") + "Sibling"]; - } else { - rangeEl = (where == afterbegin ? "first" : "last") + "Child"; - if (el.firstChild) { - range[setStart](el[rangeEl]); - frag = range.createContextualFragment(html); + if (el.insertAdjacentHTML) { + if(tableRe.test(el.tagName) && (rs = insertIntoTable(el.tagName.toLowerCase(), where, el, html))){ + return rs; + } + // add these two to the hash. + hash[afterbegin] = ['AfterBegin', 'firstChild']; + hash[beforeend] = ['BeforeEnd', 'lastChild']; + if ((hashVal = hash[where])) { + el.insertAdjacentHTML(hashVal[0], html); + return el[hashVal[1]]; + } + } else { + range = el.ownerDocument.createRange(); + setStart = 'setStart' + (endRe.test(where) ? 'After' : 'Before'); + if (hash[where]) { + range[setStart](el); + frag = range.createContextualFragment(html); + el.parentNode.insertBefore(frag, where == beforebegin ? el : el.nextSibling); + return el[(where == beforebegin ? 'previous' : 'next') + 'Sibling']; + } else { + rangeEl = (where == afterbegin ? 'first' : 'last') + 'Child'; + if (el.firstChild) { + range[setStart](el[rangeEl]); + frag = range.createContextualFragment(html); if(where == afterbegin){ el.insertBefore(frag, el.firstChild); }else{ el.appendChild(frag); } - } else { - el.innerHTML = html; - } - return el[rangeEl]; - } - } - throw 'Illegal insertion point -> "' + where + '"'; - }, + } else { + el.innerHTML = html; + } + return el[rangeEl]; + } + } + throw 'Illegal insertion point -> "' + where + '"'; + }, -
/** - * Creates new DOM element(s) and inserts them before el. - * @param {Mixed} el The context element - * @param {Object/String} o The DOM object spec (and children) or raw HTML blob - * @param {Boolean} returnElement (optional) true to return a Ext.Element - * @return {HTMLElement/Ext.Element} The new node - */ - insertBefore : function(el, o, returnElement){ - return doInsert(el, o, returnElement, beforebegin); - }, +
/** + * Creates new DOM element(s) and inserts them before el. + * @param {Mixed} el The context element + * @param {Object/String} o The DOM object spec (and children) or raw HTML blob + * @param {Boolean} returnElement (optional) true to return a Ext.Element + * @return {HTMLElement/Ext.Element} The new node + */ + insertBefore : function(el, o, returnElement){ + return doInsert(el, o, returnElement, beforebegin); + }, -
/** - * Creates new DOM element(s) and inserts them after el. - * @param {Mixed} el The context element - * @param {Object} o The DOM object spec (and children) - * @param {Boolean} returnElement (optional) true to return a Ext.Element - * @return {HTMLElement/Ext.Element} The new node - */ - insertAfter : function(el, o, returnElement){ - return doInsert(el, o, returnElement, afterend, "nextSibling"); - }, +
/** + * Creates new DOM element(s) and inserts them after el. + * @param {Mixed} el The context element + * @param {Object} o The DOM object spec (and children) + * @param {Boolean} returnElement (optional) true to return a Ext.Element + * @return {HTMLElement/Ext.Element} The new node + */ + insertAfter : function(el, o, returnElement){ + return doInsert(el, o, returnElement, afterend, 'nextSibling'); + }, -
/** - * Creates new DOM element(s) and inserts them as the first child of el. - * @param {Mixed} el The context element - * @param {Object/String} o The DOM object spec (and children) or raw HTML blob - * @param {Boolean} returnElement (optional) true to return a Ext.Element - * @return {HTMLElement/Ext.Element} The new node - */ - insertFirst : function(el, o, returnElement){ - return doInsert(el, o, returnElement, afterbegin, "firstChild"); - }, +
/** + * Creates new DOM element(s) and inserts them as the first child of el. + * @param {Mixed} el The context element + * @param {Object/String} o The DOM object spec (and children) or raw HTML blob + * @param {Boolean} returnElement (optional) true to return a Ext.Element + * @return {HTMLElement/Ext.Element} The new node + */ + insertFirst : function(el, o, returnElement){ + return doInsert(el, o, returnElement, afterbegin, 'firstChild'); + }, -
/** - * Creates new DOM element(s) and appends them to el. - * @param {Mixed} el The context element - * @param {Object/String} o The DOM object spec (and children) or raw HTML blob - * @param {Boolean} returnElement (optional) true to return a Ext.Element - * @return {HTMLElement/Ext.Element} The new node - */ - append : function(el, o, returnElement){ - return doInsert(el, o, returnElement, beforeend, "", true); - }, +
/** + * Creates new DOM element(s) and appends them to el. + * @param {Mixed} el The context element + * @param {Object/String} o The DOM object spec (and children) or raw HTML blob + * @param {Boolean} returnElement (optional) true to return a Ext.Element + * @return {HTMLElement/Ext.Element} The new node + */ + append : function(el, o, returnElement){ + return doInsert(el, o, returnElement, beforeend, '', true); + }, -
/** - * Creates new DOM element(s) and overwrites the contents of el with them. - * @param {Mixed} el The context element - * @param {Object/String} o The DOM object spec (and children) or raw HTML blob - * @param {Boolean} returnElement (optional) true to return a Ext.Element - * @return {HTMLElement/Ext.Element} The new node - */ - overwrite : function(el, o, returnElement){ - el = Ext.getDom(el); - el.innerHTML = createHtml(o); - return returnElement ? Ext.get(el.firstChild) : el.firstChild; - }, +
/** + * Creates new DOM element(s) and overwrites the contents of el with them. + * @param {Mixed} el The context element + * @param {Object/String} o The DOM object spec (and children) or raw HTML blob + * @param {Boolean} returnElement (optional) true to return a Ext.Element + * @return {HTMLElement/Ext.Element} The new node + */ + overwrite : function(el, o, returnElement){ + el = Ext.getDom(el); + el.innerHTML = createHtml(o); + return returnElement ? Ext.get(el.firstChild) : el.firstChild; + }, - createHtml : createHtml + createHtml : createHtml }; return pub; -}();
- +}(); +
+ \ No newline at end of file