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tree这样写:
xtype: "treepanel",
width: 130,
loader: new Ext.tree.TreeLoader({
url: "",
baseParams: {
action: "GetTreeNode"
}
}),
root: new Ext.tree.AsyncTreeNode({
text: "全部",
id: "0",
expanded: true
})
后台返回代码格式:
[{
"id": "2",
"text": "123",
"leaf": true,
"icon": "Ext/resources/images/default/tree/folder.gif",
"qtip": "123"
},
{
"id": "3",
"text": "456",
"leaf": true,
"icon": "Ext/resources/images/default/tree/folder.gif",
"qtip": "456"
}]