Ext学习06util包

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介绍util包下的几种常见的方法:

<span style="font-size:12px;">(function(){Ext.onReady(function(){//Ext.util.CSScreateStyleSheet( String cssText, String id ) : CSSStyleSheetExt.util.CSS.createStyleSheet(".c{color:red}","red");    Ext.get("d1").addClsOnOver("c");      //2.getRule( String/String[] selector, Boolean refreshCache ) : CSSStyleRulevar cssobj=Ext.util.CSS.getRule(".c",true);alert(cssobj.style.color);//3.swapStyleSheet( String id, String url )var i=1;Ext.get("b1").on("click",function(){if(i%2==0){Ext.util.CSS.swapStyleSheet("one","js/one.css");Ext.get("d2").addClsOnOver("col");i++;}else{Ext.util.CSS.swapStyleSheet("two","js/two.css");Ext.get("d2").addClsOnOver("col");i++;}})//4.Ext.util.CSS removeStyleSheet( String id )Ext.get("b2").on("click",function(){Ext.util.CSS.removeStyleSheet("red");});})})();</span>

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