extjs4.1动态加载树形菜单问题
主页面:
<link rel="stylesheet" href="extjs/resources/css/ext-all.css" type="text/css" />
<script type="text/javascript" src="extjs/adapter/ext/ext-base.js"></script>
<script type="text/javascript" src="extjs/ext-all.js"></script>
<script type="text/javascript">
Ext.onReady(function(){
var root=new Ext.tree.AsyncTreeNode({
id:"root",
text:"根节点"
});
var tree=new Ext.tree.TreePanel({
renderTo:Ext.getBody(),
root:root,
enableDD:true,
animate:true,
loader:new Ext.tree.TreeLoader({url:"treedata.js",applyLoader:true}),
width:200
});
tree.on("click",function(){Ext.Msg.alert("点击",tree.getSelectionModel().getSelectedNode());});
});
</script>
treedata.js代码
[{
id:"node1",
text:'子节点 1',
leaf:true
},{
id:"node11",
text:'儿子节点 2',
children:[{
id:"node111",
text:'孙子节点 ',
leaf:true
}]
}]
老是加载不上,总是显示正在加载的状态,各路大侠看看,究竟是哪儿的问题?(注:我用的是extjs4.1)