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var leftTree=new Ext.tree.TreePanel({ id:"lefttree", title:"左側(cè)樹"， loader:new Ext.tree.TreeLoader({ //這樣寫會(huì)自動(dòng)創(chuàng)建一個(gè)treeloader //dataUrl:"", listeners:{ 'beforeload':function(loader,node){ this.baseparams.text=node.attributes.text; } }
}), root:new Ext.tree.AsyncTreeNode({ id:"root", text:"根節(jié)點(diǎn)", expanded:true, leaf:false })， autoScroll:true, rootVisible:true, collapsible:true }); 要求數(shù)據(jù)源返回：
[{id:"1",text:"測(cè)試節(jié)點(diǎn)",leaft:false},{id:"2"}] |
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