-<html>\r
-<head>\r
- <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> \r
- <title>The source code</title>\r
- <link href="../resources/prettify/prettify.css" type="text/css" rel="stylesheet" />\r
- <script type="text/javascript" src="../resources/prettify/prettify.js"></script>\r
-</head>\r
-<body onload="prettyPrint();">\r
- <pre class="prettyprint lang-js"><div id="cls-Ext.util.CSS"></div>/**\r
- * @class Ext.util.CSS\r
- * Utility class for manipulating CSS rules\r
- * @singleton\r
- */\r
-Ext.util.CSS = function(){\r
- var rules = null;\r
- var doc = document;\r
-\r
- var camelRe = /(-[a-z])/gi;\r
- var camelFn = function(m, a){ return a.charAt(1).toUpperCase(); };\r
-\r
- return {\r
- <div id="method-Ext.util.CSS-createStyleSheet"></div>/**\r
- * Creates a stylesheet from a text blob of rules.\r
- * These rules will be wrapped in a STYLE tag and appended to the HEAD of the document.\r
- * @param {String} cssText The text containing the css rules\r
- * @param {String} id An id to add to the stylesheet for later removal\r
- * @return {StyleSheet}\r
- */\r
- createStyleSheet : function(cssText, id){\r
- var ss;\r
- var head = doc.getElementsByTagName("head")[0];\r
- var rules = doc.createElement("style");\r
- rules.setAttribute("type", "text/css");\r
- if(id){\r
- rules.setAttribute("id", id);\r
- }\r
- if(Ext.isIE){\r
- head.appendChild(rules);\r
- ss = rules.styleSheet;\r
- ss.cssText = cssText;\r
- }else{\r
- try{\r
- rules.appendChild(doc.createTextNode(cssText));\r
- }catch(e){\r
- rules.cssText = cssText;\r
- }\r
- head.appendChild(rules);\r
- ss = rules.styleSheet ? rules.styleSheet : (rules.sheet || doc.styleSheets[doc.styleSheets.length-1]);\r
- }\r
- this.cacheStyleSheet(ss);\r
- return ss;\r
- },\r
-\r
- <div id="method-Ext.util.CSS-removeStyleSheet"></div>/**\r
- * Removes a style or link tag by id\r
- * @param {String} id The id of the tag\r
- */\r
- removeStyleSheet : function(id){\r
- var existing = doc.getElementById(id);\r
- if(existing){\r
- existing.parentNode.removeChild(existing);\r
- }\r
- },\r
-\r
- <div id="method-Ext.util.CSS-swapStyleSheet"></div>/**\r
- * Dynamically swaps an existing stylesheet reference for a new one\r
- * @param {String} id The id of an existing link tag to remove\r
- * @param {String} url The href of the new stylesheet to include\r
- */\r
- swapStyleSheet : function(id, url){\r
- this.removeStyleSheet(id);\r
- var ss = doc.createElement("link");\r
- ss.setAttribute("rel", "stylesheet");\r
- ss.setAttribute("type", "text/css");\r
- ss.setAttribute("id", id);\r
- ss.setAttribute("href", url);\r
- doc.getElementsByTagName("head")[0].appendChild(ss);\r
- },\r
- \r
- <div id="method-Ext.util.CSS-refreshCache"></div>/**\r
- * Refresh the rule cache if you have dynamically added stylesheets\r
- * @return {Object} An object (hash) of rules indexed by selector\r
- */\r
- refreshCache : function(){\r
- return this.getRules(true);\r
- },\r
-\r
- // private\r
- cacheStyleSheet : function(ss){\r
- if(!rules){\r
- rules = {};\r
- }\r
- try{// try catch for cross domain access issue\r
- var ssRules = ss.cssRules || ss.rules;\r
- for(var j = ssRules.length-1; j >= 0; --j){\r
- rules[ssRules[j].selectorText.toLowerCase()] = ssRules[j];\r
- }\r
- }catch(e){}\r
- },\r
- \r
- <div id="method-Ext.util.CSS-getRules"></div>/**\r
- * Gets all css rules for the document\r
- * @param {Boolean} refreshCache true to refresh the internal cache\r
- * @return {Object} An object (hash) of rules indexed by selector\r
- */\r
- getRules : function(refreshCache){\r
- if(rules === null || refreshCache){\r
- rules = {};\r
- var ds = doc.styleSheets;\r
- for(var i =0, len = ds.length; i < len; i++){\r
- try{\r
- this.cacheStyleSheet(ds[i]);\r
- }catch(e){} \r
- }\r
- }\r
- return rules;\r
- },\r
- \r
- <div id="method-Ext.util.CSS-getRule"></div>/**\r
- * Gets an an individual CSS rule by selector(s)\r
- * @param {String/Array} selector The CSS selector or an array of selectors to try. The first selector that is found is returned.\r
- * @param {Boolean} refreshCache true to refresh the internal cache if you have recently updated any rules or added styles dynamically\r
- * @return {CSSRule} The CSS rule or null if one is not found\r
- */\r
- getRule : function(selector, refreshCache){\r
- var rs = this.getRules(refreshCache);\r
- if(!Ext.isArray(selector)){\r
- return rs[selector.toLowerCase()];\r
- }\r
- for(var i = 0; i < selector.length; i++){\r
- if(rs[selector[i]]){\r
- return rs[selector[i].toLowerCase()];\r
- }\r
- }\r
- return null;\r
- },\r
- \r
- \r
- <div id="method-Ext.util.CSS-updateRule"></div>/**\r
- * Updates a rule property\r
- * @param {String/Array} selector If it's an array it tries each selector until it finds one. Stops immediately once one is found.\r
- * @param {String} property The css property\r
- * @param {String} value The new value for the property\r
- * @return {Boolean} true If a rule was found and updated\r
- */\r
- updateRule : function(selector, property, value){\r
- if(!Ext.isArray(selector)){\r
- var rule = this.getRule(selector);\r
- if(rule){\r
- rule.style[property.replace(camelRe, camelFn)] = value;\r
- return true;\r
- }\r
- }else{\r
- for(var i = 0; i < selector.length; i++){\r
- if(this.updateRule(selector[i], property, value)){\r
- return true;\r
- }\r
- }\r
- }\r
- return false;\r
- }\r
- }; \r
-}();</pre> \r
-</body>\r
+<html>
+<head>
+ <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
+ <title>The source code</title>
+ <link href="../resources/prettify/prettify.css" type="text/css" rel="stylesheet" />
+ <script type="text/javascript" src="../resources/prettify/prettify.js"></script>
+</head>
+<body onload="prettyPrint();">
+ <pre class="prettyprint lang-js">/*!
+ * Ext JS Library 3.2.1
+ * Copyright(c) 2006-2010 Ext JS, Inc.
+ * licensing@extjs.com
+ * http://www.extjs.com/license
+ */
+<div id="cls-Ext.util.CSS"></div>/**
+ * @class Ext.util.CSS
+ * Utility class for manipulating CSS rules
+ * @singleton
+ */
+Ext.util.CSS = function(){
+ var rules = null;
+ var doc = document;
+
+ var camelRe = /(-[a-z])/gi;
+ var camelFn = function(m, a){ return a.charAt(1).toUpperCase(); };
+
+ return {
+ <div id="method-Ext.util.CSS-createStyleSheet"></div>/**
+ * Creates a stylesheet from a text blob of rules.
+ * These rules will be wrapped in a STYLE tag and appended to the HEAD of the document.
+ * @param {String} cssText The text containing the css rules
+ * @param {String} id An id to add to the stylesheet for later removal
+ * @return {StyleSheet}
+ */
+ createStyleSheet : function(cssText, id){
+ var ss;
+ var head = doc.getElementsByTagName("head")[0];
+ var rules = doc.createElement("style");
+ rules.setAttribute("type", "text/css");
+ if(id){
+ rules.setAttribute("id", id);
+ }
+ if(Ext.isIE){
+ head.appendChild(rules);
+ ss = rules.styleSheet;
+ ss.cssText = cssText;
+ }else{
+ try{
+ rules.appendChild(doc.createTextNode(cssText));
+ }catch(e){
+ rules.cssText = cssText;
+ }
+ head.appendChild(rules);
+ ss = rules.styleSheet ? rules.styleSheet : (rules.sheet || doc.styleSheets[doc.styleSheets.length-1]);
+ }
+ this.cacheStyleSheet(ss);
+ return ss;
+ },
+
+ <div id="method-Ext.util.CSS-removeStyleSheet"></div>/**
+ * Removes a style or link tag by id
+ * @param {String} id The id of the tag
+ */
+ removeStyleSheet : function(id){
+ var existing = doc.getElementById(id);
+ if(existing){
+ existing.parentNode.removeChild(existing);
+ }
+ },
+
+ <div id="method-Ext.util.CSS-swapStyleSheet"></div>/**
+ * Dynamically swaps an existing stylesheet reference for a new one
+ * @param {String} id The id of an existing link tag to remove
+ * @param {String} url The href of the new stylesheet to include
+ */
+ swapStyleSheet : function(id, url){
+ this.removeStyleSheet(id);
+ var ss = doc.createElement("link");
+ ss.setAttribute("rel", "stylesheet");
+ ss.setAttribute("type", "text/css");
+ ss.setAttribute("id", id);
+ ss.setAttribute("href", url);
+ doc.getElementsByTagName("head")[0].appendChild(ss);
+ },
+
+ <div id="method-Ext.util.CSS-refreshCache"></div>/**
+ * Refresh the rule cache if you have dynamically added stylesheets
+ * @return {Object} An object (hash) of rules indexed by selector
+ */
+ refreshCache : function(){
+ return this.getRules(true);
+ },
+
+ // private
+ cacheStyleSheet : function(ss){
+ if(!rules){
+ rules = {};
+ }
+ try{// try catch for cross domain access issue
+ var ssRules = ss.cssRules || ss.rules;
+ for(var j = ssRules.length-1; j >= 0; --j){
+ rules[ssRules[j].selectorText.toLowerCase()] = ssRules[j];
+ }
+ }catch(e){}
+ },
+
+ <div id="method-Ext.util.CSS-getRules"></div>/**
+ * Gets all css rules for the document
+ * @param {Boolean} refreshCache true to refresh the internal cache
+ * @return {Object} An object (hash) of rules indexed by selector
+ */
+ getRules : function(refreshCache){
+ if(rules === null || refreshCache){
+ rules = {};
+ var ds = doc.styleSheets;
+ for(var i =0, len = ds.length; i < len; i++){
+ try{
+ this.cacheStyleSheet(ds[i]);
+ }catch(e){}
+ }
+ }
+ return rules;
+ },
+
+ <div id="method-Ext.util.CSS-getRule"></div>/**
+ * Gets an an individual CSS rule by selector(s)
+ * @param {String/Array} selector The CSS selector or an array of selectors to try. The first selector that is found is returned.
+ * @param {Boolean} refreshCache true to refresh the internal cache if you have recently updated any rules or added styles dynamically
+ * @return {CSSRule} The CSS rule or null if one is not found
+ */
+ getRule : function(selector, refreshCache){
+ var rs = this.getRules(refreshCache);
+ if(!Ext.isArray(selector)){
+ return rs[selector.toLowerCase()];
+ }
+ for(var i = 0; i < selector.length; i++){
+ if(rs[selector[i]]){
+ return rs[selector[i].toLowerCase()];
+ }
+ }
+ return null;
+ },
+
+
+ <div id="method-Ext.util.CSS-updateRule"></div>/**
+ * Updates a rule property
+ * @param {String/Array} selector If it's an array it tries each selector until it finds one. Stops immediately once one is found.
+ * @param {String} property The css property
+ * @param {String} value The new value for the property
+ * @return {Boolean} true If a rule was found and updated
+ */
+ updateRule : function(selector, property, value){
+ if(!Ext.isArray(selector)){
+ var rule = this.getRule(selector);
+ if(rule){
+ rule.style[property.replace(camelRe, camelFn)] = value;
+ return true;
+ }
+ }else{
+ for(var i = 0; i < selector.length; i++){
+ if(this.updateRule(selector[i], property, value)){
+ return true;
+ }
+ }
+ }
+ return false;
+ }
+ };
+}();</pre>
+</body>
git.ithinksw.org / extjs.git / blobdiff