div 拖动 移动
源代码如下:
?
<!doctype html public "-//w3c//dtd xhtml 1.0 transitional//en" "http://www.w3.org/tr/xhtml1/dtd/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="content-type" content="text/html; charset=gb2312" />
<meta http-equiv="content-language" content="zh-cn" />
<title>安博中程企业培训,企业内训,专注于android培训,软考培训,软件开发,软件工程,嵌入式,UI设计,重构,架构等IT企业培训</title>
<meta name="keywords" content="企业培训,企业内训,android培训,软考培训,it企业培训"/>
<meta name="description" content="安博中程企业培训多年来致力于android培训,软考培训,嵌入式,UI设计,重构,架构,软件测试,需求分析,软件开发,数据库,国防军工等IT高端技术的企业培训、企业内训,一直在行业内处于领先地位,所开企业内训或公开课如软考培训,android应用开发培训,软件工程培训,敏捷开发,嵌入式培训,项目管理及国防军工的电子产品设计和信息化培训等授课讲师均是知名专家,行业内领军人物,已成为中国高端培训第一品牌."/>
<script type="text/javascript">
<!--
var IE=false,FF=false,W=window,D=document,H,B,GET="getElementsByTagName",GEI="getElementById",qq=0;
function fold(){
??? var e;
??? e=fixE(e);
??? if(e)element=fixElement(e);
??? element=element.parentNode.parentNode;
??? element.className=element.className.indexOf("hide")>0?"module":"module hide";
}
var Drag={
draging : false,
x : 0,
y : 0,
element : null,
fDiv : null,
ghost : null,
addEvent : function(){var a=D[GET]("li");for(var i=a.length-1;i>-1;i--)if(a[i].className=="module")a[i].onmousedown=Drag.dragStart;},
ix:2,iy:7,
ox:6,oy:7,
fx:6,fy:6,
dragStart : function (e){
?? if(Drag.draging)return;
?? var e;
?? e=fixE(e);
?? if(e)element=fixElement(e);
?? D.getElementById("aaa").innerHTML=element.parentNode.offsetTop+ ","+element.parentNode.offsetHeight;
?? //测试
?? if(element.className!="title")return;
?? element=element.parentNode;
?? Drag.element=element;
?? //以上获得当前移动的模块
?? Drag.x=e.layerX?e.layerX+Drag.fx:(IE?e.x+Drag.ix:e.offsetX+Drag.ox);
?? Drag.y=e.layerY?e.layerY+Drag.fy:(IE?e.y+Drag.iy:e.offsetY+Drag.oy);
?? //鼠标相对于模块的位置
?? Drop.measure();
?? if(e.layerX){Drag.floatIt(e);Drag.drag(e);}//fix FF
?? B.style.cursor="move";
?? D.onmousemove=Drag.drag;
?? D.ondragstart=function(){window.event.returnValue = false;}
?? D.onselectstart=function(){window.event.returnValue = false;};
?? D.onselect=function(){return false};
?? D.onmouseup=element.onmouseup=Drag.dragEnd;
?? element.onmousedown=null;
},
drag : function (e){
?? var e;
?? e=fixE(e);
?? if(!Drag.fDiv)Drag.floatIt(e);//for IE & Opera
?? var x=e.clientX,y=e.clientY;
?? Drag.fDiv.style.top=y+H.scrollTop-Drag.y+"px";
?? Drag.fDiv.style.left=x+H.scrollLeft-Drag.x+"px";
?? Drop.drop(x,y);
?? //statu(e);
},
dragEnd : function (e){
?? B.style.cursor="";
?? D.ondragstart=D.onmousemove=D.onselectstart=D.onselect=D.onmouseup=null;
?? Drag.element.onmousedown=Drag.dragStart;
?? if(!Drag.draging)return;
?? Drag.ghost.parentNode.insertBefore(Drag.element,Drag.ghost);
?? Drag.ghost.parentNode.removeChild(Drag.ghost);
?? B.removeChild(Drag.fDiv);
?? Drag.fDiv=null;
?? Drag.draging=false;
?? Drop.init(D[GEI]("container"));
},
floatIt : function(e){
?? var e,element=Drag.element;
?? var ghost=D.createElement("LI");
?? Drag.ghost=ghost;
?? ghost.className="module ghost";
?? ghost.style.height=element.offsetHeight-2+"px";
?? element.parentNode.insertBefore(ghost,element);
?? //创建模块占位框
?? var fDiv=D.createElement("UL");
?? Drag.fDiv=fDiv;
?? fDiv.className="float";
?? B.appendChild(fDiv);
?? fDiv.style.width=ghost.parentNode.offsetWidth+"px";
?? fDiv.appendChild(element);
?? //创建容纳模块的浮动层
?? Drag.draging=true;
}
}
var Drop={
root : null,
index : null,
column : null,
init : function(it){
?? if(!it)return;
?? Drop.root=it;
?? it.firstItem=it.lastItem=null;
?? var a=it[GET]("ul");
?? for(var i=0;i<a.length;i++){
?????? if(a[i].className!="column")continue;
?????? if(it.firstItem==null){
?????????? it.firstItem=a[i];
?????????? a[i].previousItem=null;
?????? }else{
?????????? a[i].previousItem=a[i-1];
?????????? a[i-1].nextItem=a[i];
?????? }
????? a[i].nextItem=null;
????? it.lastItem=a[i];
????? a[i].index=i;
????? a[i].firstItem=a[i].lastItem=null;
????? var b=a[i][GET]("li");
????? for(var j=0;j<b.length;j++){
??? ??? ? if(b[j].className.indexOf("module")==-1)continue;
??? ??? ? if(a[i].firstItem==null){
??? ??? ??? ? a[i].firstItem=b[j];
??? ??? ??? ? b[j].previousItem=null;
??? ??? ? }else{
??? ??? ??? ? b[j].previousItem=b[j-1];
??? ??? ??? ? b[j-1].nextItem=b[j];
??? ??? ? }
??? ??? ? b[j].nextItem=null;
??? ??? ? a[i].lastItem=b[j];
??? ??? ? b[j].index=i+","+j;
????? }
?? }
},
measure : function(){
?? if(!Drop.root)return;
?? var currentColumn=Drop.root.firstItem;
?? while(currentColumn){
??? var currentModule=currentColumn.firstItem;
??? while(currentModule){
???? currentModule.minY=currentModule.offsetTop;
???? currentModule.maxY=currentModule.minY+currentModule.offsetHeight;
???? currentModule=currentModule.nextItem;
??? }
??? currentColumn.minX=currentColumn.offsetLeft;
??? currentColumn.maxX=currentColumn.minX+currentColumn.offsetWidth;
??? currentColumn=currentColumn.nextItem;
?? }
?? Drop.index=Drag.element.index;
},
drop : function(x,y){
?? if(!Drop.root)return;
?? var x,y,currentColumn=Drop.root.firstItem;
?? while(x>currentColumn.maxX)if(currentColumn.nextItem)currentColumn=currentColumn.nextItem;else break;
?? var currentModule=currentColumn.lastItem;
?? if(currentModule)while(y<currentModule.maxY){
??? if(y>currentModule.minY-12){
???? if(Drop.index==currentModule.index)return;
???? Drop.index=currentModule.index;
???? if(currentModule.index==Drag.element.index){if(currentModule.nextItem)currentModule=currentModule.nextItem;else break;}
???? currentColumn.insertBefore(Drag.ghost,currentModule);
???? Drop.column=null;
???? window.status=qq++;
???? return;
??? }else if(currentModule.previousItem)currentModule=currentModule.previousItem;else return;
?? }
?? if(Drop.column==currentColumn.index)return;
?? currentColumn.appendChild(Drag.ghost);
?? Drop.index=0;
?? Drop.column=currentColumn.index;
?? window.status=qq++;
}
}
var webNote={
obj : null,
canEdit : function(e){
?? var e,element;
?? e=fixE(e);
?? element=fixElement(e);
?? if(element.className!='webNote')return;
?? if(typeof element.contentEditable!="undefined"){
??? element.contentEditable=true;
??? element.style.borderColor='red';
??? element.focus();
??? webNote.obj=element;
?? }
},
cannotEdit : function(){
?? if(!webNote.obj)return;
?? if(typeof webNote.obj.contentEditable!="undefined"){
??? webNote.obj.style.borderColor='#ffffe0';
??? webNote.obj.contentEditable=false;
??? webNote.obj=null;
?? }
}
}
function fixE(e){var e;e=e?e:(window.event?window.event:null);return e}
function fixElement(e){var e;return e.target?(e.target.nodeType==3?e.target.parentNode:e.target):e.srcElement;}
onload=function(){
??? B=D[GET]("body")[0];
??? H=D[GET]("html")[0];
??? Drop.init(D[GEI]("container"));
??? Drag.addEvent();
}
function statu(e){
??? var e,element;
??? element=fixElement(e);
??? var aa=D.getElementById("aaa");
??? aa.innerHTML="e.xy:("+e.x+","+e.y+")<br/>e.offsetXY:("+e.offsetX+","+e.offsetY+")<br/>e.clientXY:("+e.clientX+","+e.clientY+")<br/>element.offsetLeftTop:("+element.offsetLeft+","+element.offsetTop+")<br/>e.layerXY:("+e.layerX+","+e.layerY+")";
}
//-->
</script>
<style type="text/css">
body,table,td,th,input,textarea,button,select{font:13px/16px Verdana,"宋体",sans-serif;}
table{border-collapse:collapse;}
p{margin:0px;}
.container{margin:8px;}
.column{width:33%;margin:0px;padding:0px;float:left;overflow:hidden;}
.module{margin:5px;padding:0px;border:1px solid #dcd;position:relative;background-color:white;list-style:none;}
.title{background-color:#edf;padding:1px 0px;width:100%;overflow:hidden;cursor:move;z-index:0;font-weight:bold;}
.cont{padding:3px;overflow:hidden;}
.hide .cont{display:none;}
.pageTitle{font-weight:bold;text-align:center;}
input.pageTitle{display:none;border:0px;padding:0px;width:100%;}
.webNote{background-color:#ffffe0;border:1px solid #ffffe0;}
textarea.webNote{display:none;overflow:hidden;padding:0px;border:0px;padding:0px;}
.ghost{border:1px dashed red;}
.float{position:absolute;z-index:100;margin:0px;padding:0px;overflow:hidden;list-style:none;-moz-opacity:.75;filter:Alpha(opacity=75);}
</style>
</head>
<body>
<center><span onClick="with(this.nextSibling){value=this.innerHTML;style.display='block';focus()};this.style.display='none';">You can input a topic here!</span><input onBlur="with(this.previousSibling){D.title=innerHTML=this.value?this.value:'Demo';style.display='block';};this.style.display='none'" /></center>
<div id="container">
<ul id="aaa">content</div>
?? </li>
?? <li onClick="alert('this.contentEditable:'+this.contentEditable)">click here</div>
?? </li>
?? <li onblur="webNote.cannotEdit()" onClick="webNote.canEdit(event)">You can note something here.<br/><a href="http://www.miiceic.org.cn/">中程在线</a><br /><a href="http://www.miiceic.org.cn/">企业培训</a><br /><a href="http://www.amboedu.com/">职业教育</a><br /><a href="http://www.ciitn.com/">信息产业培训网</a></div><textarea style="font:bold 31px/2 Arial;">http://jjklmm.iteye.com/</a></center></div>
?? </li>
</ul>
<ul id="bbb"><a href="http://www.miiceic.org.cn/">中程在线</a> <a href="http://www.miiceic.org.cn/">企业培训</a> <a href="http://www.amboedu.com/">职业教育</a> <a href="http://www.ciitn.com/">信息产业培训网</a></div>
?? </li>
</ul>
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