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 ] " + 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 ] " + 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 ] " + treeNode.name);
}
function beforeRename(treeId, treeNode, newName) {
className = (className === "dark" ? "":"dark");
showLog("[ "+getTime()+" beforeRename ] " + 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 ] " + 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>