WebRoot/lib/zTree/v3/demo/en/bigdata/diy_async.html

这里只显示每个文件的开头 60 行。登录后可以解锁完整代码。

微信扫码关注公众号，代码整理好后第一时间通知你。

<!DOCTYPE html>
<HTML>
<HEAD>
	<TITLE> ZTREE DEMO - big data async</TITLE>
	<meta http-equiv="content-type" content="text/html; charset=UTF-8">
	<link rel="stylesheet" href="../../../css/demo.css" type="text/css">
	<link rel="stylesheet" href="../../../css/zTreeStyle/zTreeStyle.css" type="text/css">
	<script type="text/javascript" src="../../../js/jquery-1.4.4.min.js"></script>
	<script type="text/javascript" src="../../../js/jquery.ztree.core-3.5.js"></script>
	<script type="text/javascript" src="../../../js/jquery.ztree.excheck-3.5.js"></script>
	<script type="text/javascript" src="../../../js/jquery.ztree.exedit-3.5.js"></script>
	<SCRIPT type="text/javascript">
		<!--
		var setting = {
			async: {
				enable: true,
				url: getUrl
			},
			check: {
				enable: true
			},
			data: {
				simpleData: {
					enable: true
				}
			},
			view: {
				expandSpeed: ""
			},
			callback: {
				beforeExpand: beforeExpand,
				onAsyncSuccess: onAsyncSuccess,
				onAsyncError: onAsyncError
			}
		};

		var zNodes =[
			{name:"500 nodes", id:"1", count:500, times:1, isParent:true},
			{name:"1000 nodes", id:"2", count:1000, times:1, isParent:true},
			{name:"2000 nodes", id:"3", count:2000, times:1, isParent:true}
		];

		var log, className = "dark",
		startTime = 0, endTime = 0, perCount = 100, perTime = 100;
		function getUrl(treeId, treeNode) {
			var curCount = (treeNode.children) ? treeNode.children.length : 0;
			var getCount = (curCount + perCount) > treeNode.count ? (treeNode.count - curCount) : perCount;
			var param = "id="+treeNode.id+"_"+(treeNode.times++) +"&count="+getCount;
			return "../asyncData/getNodesForBigData.php?" + param;
		}
		function beforeExpand(treeId, treeNode) {
			if (!treeNode.isAjaxing) {
				startTime = new Date();
				treeNode.times = 1;
				ajaxGetNodes(treeNode, "refresh");
				return true;
			} else {
				alert("Downloading data, Please wait to expand node...");
				return false;
			}