可编辑ztree节点的增删改功能图标控制---已解决

每文一语：休倚时来势，提防运去时

<!DOCTYPE html>

<HTML>

<HEAD>

<TITLE> ZTREE DEMO - beforeEditName / beforeRemove / onRemove / beforeRename / onRename</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 = {

view: {

addHoverDom: addHoverDom,

removeHoverDom: removeHoverDom,

selectedMulti: false

},

edit: {

enable: true,

//给节点额外添加属性来控制“重命名”、“删除”图标的显示或隐藏

showRenameBtn:showRenameBtn,

showRemoveBtn:showRemoveBtn

},

data: {

simpleData: {

enable: true

}

},

callback: {

beforeDrag: beforeDrag,

beforeEditName: beforeEditName,

beforeRemove: beforeRemove,

beforeRename: beforeRename,

onRemove: onRemove,

onRename: onRename

}

};

var zNodes =[

//给节点额外添加属性来控制“重命名”、“删除”图标的显示或隐藏

{ id:1, pId:0, name:"父节点 1", open:true,noRemoveBtn:true,noEditBtn:true},

{ id:11, pId:1, name:"叶子节点 1-1",noRemoveBtn:true,noEditBtn:true},

{ 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"}

];

var log, className = "dark";

function beforeDrag(treeId, treeNodes) {

return false;

}

function beforeEditName(treeId, treeNode) {

className = (className === "dark" ? "":"dark");

showLog("[ "+getTime()+" beforeEditName ]&nbsp;&nbsp;&nbsp;&nbsp; " + treeNode.name);

var zTree = $.fn.zTree.getZTreeObj("treeDemo");

zTree.selectNode(treeNode);

return confirm("进入节点 -- " + treeNode.name + " 的编辑状态吗？");

}

function beforeRemove(treeId, treeNode) {

className = (className === "dark" ? "":"dark");

showLog("[ "+getTime()+" beforeRemove ]&nbsp;&nbsp;&nbsp;&nbsp; " + treeNode.name);

var zTree = $.fn.zTree.getZTreeObj("treeDemo");

zTree.selectNode(treeNode);

return confirm("确认删除 节点 -- " + treeNode.name + " 吗？");

}

function onRemove(e, treeId, treeNode) {

showLog("[ "+getTime()+" onRemove ]&nbsp;&nbsp;&nbsp;&nbsp; " + treeNode.name);

}

function beforeRename(treeId, treeNode, newName) {

className = (className === "dark" ? "":"dark");

showLog("[ "+getTime()+" beforeRename ]&nbsp;&nbsp;&nbsp;&nbsp; " + treeNode.name);

if (newName.length == 0) {

alert("节点名称不能为空.");

var zTree = $.fn.zTree.getZTreeObj("treeDemo");

setTimeout(function(){zTree.editName(treeNode)}, 10);

return false;

}

return true;

}

function onRename(e, treeId, treeNode) {

showLog("[ "+getTime()+" onRename ]&nbsp;&nbsp;&nbsp;&nbsp; " + treeNode.name);

}

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(),

ms=now.getMilliseconds();

return (h+":"+m+":"+s+ " " +ms);

}





//是否显示编辑button

function  showRenameBtn(treeId, treeNode){

//获取节点所配置的noEditBtn属性值

if(treeNode.noEditBtn != undefined && treeNode.noEditBtn){

return false;

}else

{

return true;

}

}

//是否显示删除button

function showRemoveBtn(treeId, treeNode){

//获取节点所配置的noRemoveBtn属性值

if(treeNode.noRemoveBtn != undefined && treeNode.noRemoveBtn){

return false;

}else

{

return true;

}

}





var newCount = 1;

function addHoverDom(treeId, treeNode) {

//在addHoverDom中推断第0级的节点不要显示“新增”button

if(treeNode.level === 0){

return false;

}else{

//给节点加入"新增"button

var sObj = $("#" + treeNode.tId + "_span");

if (treeNode.editNameFlag || $("#addBtn_"+treeNode.id).length>0) return;

var addStr = "<span class='button add' id='addBtn_" + treeNode.id

+ "' title='add node' onfocus='this.blur();'></span>";

sObj.after(addStr);

var btn = $("#addBtn_"+treeNode.id);

if (btn) btn.bind("click", function(){

var zTree = $.fn.zTree.getZTreeObj("treeDemo");

zTree.addNodes(treeNode, {id:(100 + newCount), pId:treeNode.id, name:"new node" + (newCount++)});

return false;

});

}



};

function removeHoverDom(treeId, treeNode) {

$("#addBtn_"+treeNode.id).unbind().remove();

};

function selectAll() {

var zTree = $.fn.zTree.getZTreeObj("treeDemo");

zTree.setting.edit.editNameSelectAll =  $("#selectAll").attr("checked");

}



$(document).ready(function(){

$.fn.zTree.init($("#treeDemo"), setting, zNodes);

$("#selectAll").bind("click", selectAll);

});

//-->

</SCRIPT>

<style type="text/css">

.ztree li span.button.add {margin-left:2px; margin-right: -1px; background-position:-144px 0; vertical-align:top; *vertical-align:middle}

</style>

</HEAD>





<BODY>

<h1>高级 增 / 删 / 改 节点</h1>

<h6>[ 文件路径: exedit/edit_super.html ]</h6>

<div class="content_wrap">

<div class="zTreeDemoBackground left">

<ul id="treeDemo" class="ztree"></ul>

</div>

</div>

</BODY>

</HTML>