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Tree Actions

Click the buttons below to perform actions.

CollapseAll ExpandAll ExpandTo GetSelected
    源代码
    <!DOCTYPE html>
    <html>
    <head>
    	<meta charset="UTF-8">
    	<title>Tree Actions - 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 Actions</h2>
    	<p>Click the buttons below to perform actions.</p>
    	<div style="margin:20px 0;">
    		<a href="#" class="easyui-linkbutton" onclick="collapseAll()">CollapseAll</a>
    		<a href="#" class="easyui-linkbutton" onclick="expandAll()">ExpandAll</a>
    		<a href="#" class="easyui-linkbutton" onclick="expandTo()">ExpandTo</a>
    		<a href="#" class="easyui-linkbutton" onclick="getSelected()">GetSelected</a>
    	</div>
    	<div class="easyui-panel" style="padding:5px">
    		<ul id="tt" class="easyui-tree" data-options="url:'tree_data1.json',method:'get',animate:true"></ul>
    	</div>
    	<script type="text/javascript">
    		function collapseAll(){
    			$('#tt').tree('collapseAll');
    		}
    		function expandAll(){
    			$('#tt').tree('expandAll');
    		}
    		function expandTo(){
    			var node = $('#tt').tree('find',113);
    			$('#tt').tree('expandTo', node.target).tree('select', node.target);
    		}
    		function getSelected(){
    			var node = $('#tt').tree('getSelected');
    			if (node){
    				var s = node.text;
    				if (node.attributes){
    					s += ","+node.attributes.p1+","+node.attributes.p2;
    				}
    				alert(s);
    			}
    		}
    	</script>
    </body>
    </html>