<!DOCTYPE html>
<HTML>
<HEAD>
<TITLE> ZTREE DEMO - beforeDrag / onDrag / beforeDrop / onDrop</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 = {
edit: {
drag: {
autoExpandTrigger: true,
prev: dropPrev,
inner: dropInner,
next: dropNext
},
enable: true,
showRemoveBtn: false,
showRenameBtn: false
},
data: {
simpleData: {
enable: true
}
},
callback: {
beforeDrag: beforeDrag,
beforeDrop: beforeDrop,
beforeDragOpen: beforeDragOpen,
onDrag: onDrag,
onDrop: onDrop,
onExpand: onExpand
}
};
var zNodes =[
{ id:1, pId:0, name:"节点1", open:false},
{ id:11, pId:1, name:"节点1-1"},
{ id:12, pId:1, name:"节点1-2"},
{ id:121, pId:12, name:"节点1-2-1"},
{ id:122, pId:12, name:"节点1-2-2"},
{ id:123, pId:12, name:"节点1-2-3"},
{ id:3, pId:0, name:"节点3", open:false},
{ id:31, pId:3, name:"节点3-1"},
{ id:32, pId:3, name:"节点3-2"},
{ id:33, pId:3, name:"节点3-3"}
];
function dropPrev(treeId, nodes, targetNode) {
var pNode = targetNode.getParentNode();
if (pNode && pNode.dropInner === false) {
return false;
} else {
for (var i=0,l=curDragNodes.length; i<l; i++) {
var curPNode = curDragNodes[i].getParentNode();
if (curPNode && curPNode !== targetNode.getParentNode() && curPNode.childOuter === false) {
return false;
}
}
}
return true;
}
function dropInner(treeId, nodes, targetNode) {
if (targetNode && targetNode.dropInner === false) {
return false;
} else {
for (var i=0,l=curDragNodes.length; i<l; i++) {
if (!targetNode && curDragNodes[i].dropRoot === false) {
return false;
} else if (curDragNodes[i].parentTId && curDragNodes[i].getParentNode() !== targetNode && curDragNodes[i].getParentNode().childOuter === false) {
return false;
}
}
}
return true;
}
function dropNext(treeId, nodes, targetNode) {
var pNode = targetNode.getParentNode();
if (pNode && pNode.dropInner === false) {
return false;
} else {
for (var i=0,l=curDragNodes.length; i<l; i++) {
var curPNode = curDragNodes[i].getParentNode();
if (curPNode && curPNode !== targetNode.getParentNode() && curPNode.childOuter === false) {
return false;
}
}
}
return true;
}
var log, className = "dark", curDragNodes, autoExpandNode;
function beforeDrag(treeId, treeNodes) {
className = (className === "dark" ? "":"dark");
for (var i=0,l=treeNodes.length; i<l; i++) {
if (treeNodes[i].drag === false) {
curDragNodes = null;
return false;
} else if (treeNodes[i].parentTId && treeNodes[i].getParentNode().childDrag === false) {
curDragNodes = null;
return false;
}
}
curDragNodes = treeNodes;
return true;
}
function beforeDragOpen(treeId, treeNode) {
autoExpandNode = treeNode;
return true;
}
function beforeDrop(treeId, treeNodes, targetNode, moveType, isCopy) {
className = (className === "dark" ? "":"dark");
return true;
}
function onDrag(event, treeId, treeNodes) {
console.log("拖拽节点")
className = (className === "dark" ? "":"dark");
}
function onDrop(event, treeId, treeNodes, targetNode, moveType, isCopy) {
className = (className === "dark" ? "":"dark");
}
function onExpand(event, treeId, treeNode) {
if (treeNode === autoExpandNode) {
className = (className === "dark" ? "":"dark");
}
}
function getTime() {
var now= new Date(),
h=now.getHours(),
m=now.getMinutes(),
s=now.getSeconds(),
ms=now.getMilliseconds();
return (h+":"+m+":"+s+ " " +ms);
}
function setTrigger() {
var zTree = $.fn.zTree.getZTreeObj("treeDemo");
zTree.setting.edit.drag.autoExpandTrigger = $("#callbackTrigger").attr("checked");
}
$(document).ready(function(){
$.fn.zTree.init($("#treeDemo"), setting, zNodes);
$("#callbackTrigger").bind("change", {}, setTrigger);
});
</SCRIPT>
</HEAD>
<BODY>
<div class="content_wrap">
<div class="zTreeDemoBackground left">
<ul id="treeDemo" class="ztree"></ul>
</div>
</div>
</BODY>
</HTML>
拖拽几点实现排序
