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@ztree/ztree_v3

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zTree is a multi-functional 'tree plug-ins.' based on jQuery. The main advantages of zTree includes excellent performance, flexible configuration, and the combination of multiple functions.

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<!DOCTYPE html> <HTML> <HEAD> <TITLE> ZTREE DEMO - beforeClick / onClick</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.js"></script> <!-- <script type="text/javascript" src="../../../js/jquery.ztree.excheck.js"></script> <script type="text/javascript" src="../../../js/jquery.ztree.exedit.js"></script>--> <SCRIPT type="text/javascript"> <!-- var setting = { data: { key: { title:"t" }, simpleData: { enable: true } }, callback: { beforeClick: beforeClick, onClick: onClick } }; var zNodes =[ { id:1, pId:0, name:"ordinary parent", t:"I am ordinary, just click on me", open:true}, { id:11, pId:1, name:"leaf node 1-1", t:"I am ordinary, just click on me"}, { id:12, pId:1, name:"leaf node 1-2", t:"I am ordinary, just click on me"}, { id:13, pId:1, name:"leaf node 1-3", t:"I am ordinary, just click on me"}, { id:2, pId:0, name:"strong parent", t:"You can click on me, but you can not click on the sub-node!", open:true}, { id:21, pId:2, name:"leaf node 2-1", t:"You can't click on me..", click:false}, { id:22, pId:2, name:"leaf node 2-2", t:"You can't click on me..", click:false}, { id:23, pId:2, name:"leaf node 2-3", t:"You can't click on me..", click:false}, { id:3, pId:0, name:"weak parent", t:"You can't click on me, but you can click on the sub-node!", open:true, click:false }, { id:31, pId:3, name:"leaf node 3-1", t:"please click on me.."}, { id:32, pId:3, name:"leaf node 3-2", t:"please click on me.."}, { id:33, pId:3, name:"leaf node 3-3", t:"please click on me.."} ]; var log, className = "dark"; function beforeClick(treeId, treeNode, clickFlag) { className = (className === "dark" ? "":"dark"); showLog("[ "+getTime()+" beforeClick ]&nbsp;&nbsp;" + treeNode.name ); return (treeNode.click != false); } function onClick(event, treeId, treeNode, clickFlag) { showLog("[ "+getTime()+" onClick ]&nbsp;&nbsp;clickFlag = " + clickFlag + " (" + (clickFlag===1 ? "single selected": (clickFlag===0 ? "<b>cancel selected</b>" : "<b>multi selected</b>")) + ")"); } function showLog(str) { if (!log) log = $("#log"); log.append("<li class='"+className+"'>"+str+"</li>"); if(log.children("li").length > 8) { log.get(0).removeChild(log.children("li")[0]); } } function getTime() { var now= new Date(), h=now.getHours(), m=now.getMinutes(), s=now.getSeconds(); return (h+":"+m+":"+s); } $(document).ready(function(){ $.fn.zTree.init($("#treeDemo"), setting, zNodes); }); //--> </SCRIPT> </HEAD> <BODY> <h1>Control of Click Node</h1> <h6>[ File Path: core/click.html ]</h6> <div class="content_wrap"> <div class="zTreeDemoBackground left"> <ul id="treeDemo" class="ztree"></ul> </div> <div class="right"> <ul class="info"> <li class="title"><h2>1, 'beforeClick / onClick' callback function</h2> <ul class="list"> <li>Use 'beforeClick / onClick' callback function can be achieved with the click on the various functions. This simple demo shows how to monitor the click event.</li> <li><p><span class="highlight_red">Try pressing the <b>Ctrl</b> or <b>Cmd</b> key for multi-node selection and deselection.</span><br/> click log:<br/> <ul id="log" class="log"></ul></p> </li> </ul> </li> <li class="title"><h2>2, Explanation of setting</h2> <ul class="list"> <li class="highlight_red">You need to set attributes about setting.callback.beforeClick and setting.callback.onClick, see the API documentation for more related contents.</li> </ul> </li> <li class="title"><h2>3, Explanation of treeNode</h2> <ul class="list"> <li>No special requirements on the node data, the user can add custom attributes.</li> </ul> </li> </ul> </div> </div> </BODY> </HTML>