Extjs更换皮肤

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extjs

<head runat="server">
    <title>无标题页</title>
    <link rel="Stylesheet" type="text/css" href="http://www.cnblogs.com/ExtJS/resources/css/ext-all.css" />
    <link rel="Stylesheet" type="text/css" />  //这个很重要哦
    <script type="text/javascript" src="http://www.cnblogs.com/ExtJS/adapter/ext/ext-base.js"></script>
    <script type="text/javascript" src="http://www.cnblogs.com/ExtJS/ext-all.js"></script>
    <script type="text/javascript" src="http://www.cnblogs.com/ExtJS/ext-lang-zh_CN.js"></script>  
</head>

function makeCookie()
{
    var themes = 
    [
        ['default', '默认'],
        ['gray', '灰色'],
        ['green', '绿色'],
        ['olive', '橄榄绿'],
        ['pink', '粉色'],
        ['purple', '紫色'],
        ['slate', '暗蓝色']
    ];
    var cbThemes = new Ext.form.ComboBox
    ({
        id: 'cbThemes',
        store: themes,
        width: 80,
        typeAhead: true,
        triggerAction: 'all',
        emptyText:'界面主题',
        selectOnFocus:true
    });
    cbThemes.on
    ({
        "select":function(field,newValue,oldValue)
                {
                   var css =   newValue.data.value;
                   //设置cookies
                   var date=new Date();
                   date.setTime(date.getTime()+30*24*3066*1000);
                   document.getElementsByTagName("link")[1].href=

                                                      "http://www.cnblogs.com/ExtJS/resources/css/xtheme-"+css+".css";
                   document.cookie="css="+css+";expires="+date.toGMTString();
                }
    });     

    var win = new Ext.Window
    ({
        title:"测试更换皮肤窗口",renderTo:document.body,width:500,height:300,x:300,y:100,
        bbar:['更换皮肤','',cbThemes]       
    });
    win.show();

    document.body.onload = function()
    {
          var cookiesArr=document.cookie.split(";");
          var css;
          for(var i=0;i<cookiesArr.length;i++)
          {
               var arr=cookiesArr[i].split("=");
               if(arr[0]=="css")
               {
                  css=arr[1];
                  break;
               }
          }
          document.getElementsByTagName("link")[1].href=

                                                       "http://www.cnblogs.com/ExtJS/resources/css/xtheme-"+css+".css";
    };
}    
Ext.onReady(makeCookie);

转载：http://www.cnblogs.com/wenjl520/archive/2008/11/03/1325583.html