<!DOCTYPE html>
<HTML>
<HEAD>
<TITLE> ZTREE DEMO - copyNode / moveNode</TITLE>
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
<script type="text/javascript" src="../js/jquery-3.3.1.js"></script>
<link rel="stylesheet" href="../bower_components/ztree/css/zTreeStyle/demo.css" type="text/css">
<link rel="stylesheet" href="../bower_components/ztree/css/zTreeStyle/zTreeStyle.css" type="text/css">
<script type="text/javascript" src="../bower_components/ztree/js/jquery-1.4.4.min.js"></script>
<script type="text/javascript" src="../bower_components/ztree/js/jquery.ztree.core-3.5.js"></script>
<script type="text/javascript" src="../bower_components/ztree/js/jquery.ztree.excheck-3.5.js"></script>
<script type="text/javascript" src="../bower_components/ztree/js/jquery.ztree.exedit-3.5.js"></script>
<SCRIPT type="text/javascript">
<!--
var setting = {
view: {
selectedMulti: false
},
edit: {
enable: true,
showRemoveBtn: false,
showRenameBtn: false
},
data: {
simpleData: {
enable: true
}
},
callback: {
beforeClick: beforeClick
}
}; var zNodes =[
{ id:1, pId:0, name:"父节点 1", open:true},
{ id:11, pId:1, name:"叶子节点 1-1"},
{ id:12, pId:1, name:"叶子节点 1-2"},
{ id:13, pId:1, name:"叶子节点 1-3"},
{ id:2, pId:0, name:"父节点 2", open:true},
{ id:21, pId:2, name:"叶子节点 2-1"},
{ id:22, pId:2, name:"叶子节点 2-2"},
{ id:23, pId:2, name:"叶子节点 2-3"},
{ id:3, pId:0, name:"父节点 3", open:true },
{ id:31, pId:3, name:"叶子节点 3-1"},
{ id:32, pId:3, name:"叶子节点 3-2"},
{ id:33, pId:3, name:"叶子节点 3-3"}
]; function fontCss(treeNode) { var aObj = $("#" + treeNode.tId + "_a");
aObj.removeClass("copy").removeClass("cut");
if (treeNode === curSrcNode) {
if (curType == "copy") {
aObj.addClass(curType);
} else {
aObj.addClass(curType);
}
}
} function beforeClick(treeId, treeNode) {
alert('你选择前点击了' + treeNode.name);
return !treeNode.isCur; //点剪切/复制以前,点击此结点isCur还未定义,所以强制返回true,点剪贴/复制以后返回false
} var curSrcNode, curType;
function setCurSrcNode(treeNode) {
var zTree = $.fn.zTree.getZTreeObj("sys");
if (curSrcNode) { //当第一次处理()选中的结点时,curSrcNode还未定义,返回false,第二次处理()时,返回true
delete curSrcNode.isCur;
var tmpNode = curSrcNode;
curSrcNode = null; //粘贴完第一个后,为了重复利用,需要清空curSrcNode,方便再次选择
fontCss(tmpNode);
}
curSrcNode = treeNode;
if (!treeNode) return; //如果不存在,退出该函数 curSrcNode.isCur = true;
zTree.cancelSelectedNode(); //处理好后,取消选中的点
fontCss(curSrcNode);
}
function copy(e) {
var zTree = $.fn.zTree.getZTreeObj("sys"),
nodes = zTree.getSelectedNodes();
if (nodes.length == 0) {
alert("请先选择一个节点");
return;
}
curType = "copy";
alert('你选择了' + nodes[0].name);
setCurSrcNode(nodes[0]);
}
function cut(e) {
var zTree = $.fn.zTree.getZTreeObj("sys"),
nodes = zTree.getSelectedNodes();
if (nodes.length == 0) {
alert("请先选择一个节点");
return;
}
curType = "cut";
setCurSrcNode(nodes[0]);
}
function paste(e) { //点击paste按扭时,判断curSrcNode是否定义
if (!curSrcNode) { alert("请先选择一个节点进行 复制 / 剪切");
return;
} var zTree = $.fn.zTree.getZTreeObj("sys"),
nodes = zTree.getSelectedNodes(),
targetNode = nodes.length>0? nodes[0]:null; //如果选中多个,则只对第一个进行处理,如果为空,则定义为null alert(curSrcNode.parentTId); if (curSrcNode === targetNode) { //同输出 alert("不能移动,源节点 与 目标节点相同");
return; } else if (curType === "cut" && ((!!targetNode && curSrcNode.parentTId === targetNode.tId) || (!targetNode && !curSrcNode.parentTId))) {
//当为cut的时候,一:1.目标结点存在 2.目标结点是选中的结点的父结点
// 二: 1.目标结点 和 选中的结点的父结点 都是root(我也不知道昨说,这么说,你应该知道) alert("不能移动,源节点 已经存在于 目标节点中");
return; } else if (curType === "copy") { targetNode = zTree.copyNode(targetNode, curSrcNode, "inner"); //复制函数 } else if (curType === "cut") { targetNode = zTree.moveNode(targetNode, curSrcNode, "inner"); //剪贴函数 if (!targetNode) { alert("剪切失败,源节点是目标节点的父节点");
}
targetNode = curSrcNode;
}
setCurSrcNode();
delete targetNode.isCur;
zTree.selectNode(targetNode);
} $(document).ready(function(){
$.fn.zTree.init($("#sys"), setting, zNodes);
$("#copy").bind("click", copy);
$("#cut").bind("click", cut);
$("#paste").bind("click", paste);
});
//-->
</SCRIPT> </HEAD> <BODY>
<div class="content_wrap">
<div class="zTreeDemoBackground left">
<ul id="sys" class="ztree"></ul>
</div>
<div class="right">
[ <a id="copy" href="#" title="复制" οnclick="return false;">复制</a>
[ <a id="cut" href="#" title="剪切" οnclick="return false;">剪切</a> ]
[ <a id="paste" href="#" title="粘贴" οnclick="return false;">粘贴</a> ]
</div>
</div>
</BODY>
</HTML>

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