Tree Context Menu

Right click on a node to display context menu.

My Documents
- Photos
- Program Files
  - Intel
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  - Games
- index.html
- about.html
- welcome.html

源代码

<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Tree Context Menu - jQuery EasyUI Demo</title>
<link rel="stylesheet" type="text/css" href="../../themes/default/easyui.css">
<link rel="stylesheet" type="text/css" href="../../themes/icon.css">
<link rel="stylesheet" type="text/css" href="../demo.css">
<script type="text/javascript" src="../../jquery.min.js"></script>
<script type="text/javascript" src="../../jquery.easyui.min.js"></script>
</head>
<body>
<h2>Tree Context Menu</h2>
<p>Right click on a node to display context menu.</p>
<div style="margin:20px 0;"></div>
<div class="easyui-panel" style="padding:5px">
<ul id="tt" class="easyui-tree" data-options="
url: 'tree_data1.json',
method: 'get',
animate: true,
onContextMenu: function(e,node){
e.preventDefault();
$(this).tree('select',node.target);
$('#mm').menu('show',{
left: e.pageX,
top: e.pageY
});
}
"></ul>
</div>
<div id="mm" class="easyui-menu" style="width:120px;">
<div onclick="append()" data-options="iconCls:'icon-add'">Append</div>
<div onclick="removeit()" data-options="iconCls:'icon-remove'">Remove</div>
<div class="menu-sep"></div>
<div onclick="expand()">Expand</div>
<div onclick="collapse()">Collapse</div>
</div>
<script type="text/javascript">
function append(){
var t = $('#tt');
var node = t.tree('getSelected');
t.tree('append', {
parent: (node?node.target:null),
data: [{
text: 'new item1'
},{
text: 'new item2'
}]
});
}
function removeit(){
var node = $('#tt').tree('getSelected');
$('#tt').tree('remove', node.target);
}
function collapse(){
var node = $('#tt').tree('getSelected');
$('#tt').tree('collapse',node.target);
}
function expand(){
var node = $('#tt').tree('getSelected');
$('#tt').tree('expand',node.target);
}
</script>
</body>
</html>