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var leftTree=new Ext.tree.TreePanel({ id:"lefttree", title:"左側(cè)樹"， loader:new Ext.tree.TreeLoader({ //這樣寫會自動創(chuàng)建一個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", expanded:true, leaf:false })， autoScroll:true, rootVisible:true, collapsible:true }); 要求數(shù)據(jù)源返回：
[{id:"1",text:"測試節(jié)點",leaft:false},{id:"2"}] |
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