层的拖动 一、 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML> <HEAD> <TITLE> New Document </TITLE> <META NAME="Generator" CONTENT="EditPlus"> <META NAME="Author" CONTENT=""> <META NAME="Keywords" CONTENT=""> <META NAME="Description" CONTENT=""> </HEAD> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <meta http-equiv="Content-Language" content="zh-CN" /> <meta name="Design Corp" content="www.mysuc" /> <meta name="Designer" content="hayden" /> <meta name="Designer mail" content="hayden@yeah" /> <meta name="robots" content="hayden" /> <meta name="Keywords" content="" /> <meta name="Description" content="" /> <script language="JavaScript" type="text/javascript"> <!-- var drag_=false var D=new Function('obj','return document.getElementById(obj);') var oevent=new Function('e','if (!e) e = window.event;return e') function Move_obj(obj){ var x,y; D(obj).οnmοusedοwn=function(e){ drag_=true; with(this){ style.position="absolute";var temp1=offsetLeft;var temp2=offsetTop; x=oevent(e).clientX;y=oevent(e).clientY; document.οnmοusemοve=function(e){ if(!drag_)return false; with(this){ style.left=temp1+oevent(e).clientX-x+"px"; style.top=temp2+oevent(e).clientY-y+"px"; } } } document.οnmοuseup=new Function("drag_=false"); } } --></script> <BODY> <div id="test" style="background-color:#0099CC;width:200px;height:100px;border:1px #000 solid;" οnmοuseοver='Move_obj("test")'>鼠标过来点击拖动层 </div> </BODY> </HTML> 二、 <!-- 原理： 移动后鼠标窗口客户区域中的X坐标 - 点击DOWN时候，鼠标窗口客户区域中的X坐标 + 点击DOWN时候，层对于窗口客户区域中的X坐标 移动后鼠标窗口客户区域中的Y坐标 - 点击DOWN时候，鼠标窗口客户区域中的Y坐标 + 点击DOWN时候，层对于窗口客户区域中的Y坐标 得到X,Y坐标 赋值给 document.getElementById("dddd").style.left =X+ "px"; document.getElementById("dddd").style.top =Y+ "px"; --> <html> <head> <title>DRAG the DIV </title> <meta http-equiv="Content-Type" content="text/html; charset=gb2312"> <style> *{font-size:12px} .dragTable{ font-size:12px; border-top:1px solid #3366cc; margin-bottom: 10px; width:100%; background-color:#FFFFFF; } td{vertical-align:top;} .dragTR{ cursor:move; color:#7787cc; background-color:#e5eef9; height:20px; padding-left:5px; font-weight:bold; } #parentTable{ border-collapse:collapse; letter-spacing:25px; } </style> <script defer> var Drag={dragged:false, ao:null, tdiv:null, dragStart:function(){ Drag.ao=event.srcElement; if((Drag.ao.tagName=="TD")||(Drag.ao.tagName=="TR")){ Drag.ao=Drag.ao.offsetParent; Drag.ao.style.zIndex=100; }else return; Drag.dragged=true; Drag.tdiv=document.createElement("div"); Drag.tdiv.innerHTML=Drag.ao.outerHTML; Drag.ao.style.border="1px dashed red"; Drag.tdiv.style.display="block"; Drag.tdiv.style.position="absolute"; Drag.tdiv.style.filter="alpha(opacity=70)"; Drag.tdiv.style.cursor="move"; Drag.tdiv.style.border="1px solid #000000"; Drag.tdiv.style.width=Drag.ao.offsetWidth; Drag.tdiv.style.height=Drag.ao.offsetHeight; Drag.tdiv.style.top=Drag.getInfo(Drag.ao).top; Drag.tdiv.style.left=Drag.getInfo(Drag.ao).left; document.body.appendChild(Drag.tdiv); Drag.lastX=event.clientX; Drag.lastY=event.clientY; Drag.lastLeft=Drag.tdiv.style.left; Drag.lastTop=Drag.tdiv.style.top; }, draging:function(){//重要:判断MOUSE的位置 if(!Drag.dragged||Drag.ao==null)return; var tX=event.clientX; var tY=event.clientY; Drag.tdiv.style.left=parseInt(Drag.lastLeft)+tX-Drag.lastX; Drag.tdiv.style.top=parseInt(Drag.lastTop)+tY-Drag.lastY; for(var i=0;i <parentTable.cells.length;i++){ var parentCell=Drag.getInfo(parentTable.cells[i]); if(tX>=parentCell.left&&tX <=parentCell.right&&tY>=parentCell.top&&tY <=parentCell.bottom){ var subTables=parentTable.cells[i].getElementsByTagName("table"); if(subTables.length==0){ if(tX>=parentCell.left&&tX <=parentCell.right&&tY>=parentCell.top&&tY <=parentCell.bottom){ parentTable.cells[i].appendChild(Drag.ao); } break; } for(var j=0;j <subTables.length;j++){ var subTable=Drag.getInfo(subTables[j]); if(tX>=subTable.left&&tX <=subTable.right&&tY>=subTable.top&&tY <=subTable.bottom){ parentTable.cells[i].insertBefore(Drag.ao,subTables[j]); break; }else{ parentTable.cells[i].appendChild(Drag.ao); } } } } } , dragEnd:function(){ if(!Drag.dragged)return; Drag.dragged=false; Drag.mm=Drag.repos(150,15); Drag.ao.style.borderWidth="0px"; Drag.ao.style.borderTop="1px solid #3366cc"; Drag.tdiv.style.borderWidth="0px"; Drag.ao.style.zIndex=1; }, getInfo:function(o){//取得坐标 var to=new Object(); to.left=to.right=to.top=to.bottom=0; var twidth=o.offsetWidth; var theight=o.offsetHeight; while(o!=document.body){ to.left+=o.offsetLeft; to.top+=o.offsetTop; o=o.offsetParent; } to.right=to.left+twidth; to.bottom=to.top+theight; return to; }, repos:function(aa,ab){ var f=Drag.tdiv.filters.alpha.opacity; var tl=parseInt(Drag.getInfo(Drag.tdiv).left); var tt=parseInt(Drag.getInfo(Drag.tdiv).top); var kl=(tl-Drag.getInfo(Drag.ao).left)/ab; var kt=(tt-Drag.getInfo(Drag.ao).top)/ab; var kf=f/ab; return setInterval(function(){if(ab <1){ clearInterval(Drag.mm); Drag.tdiv.removeNode(true); Drag.ao=null; return; } ab--; tl-=kl; tt-=kt; f-=kf; Drag.tdiv.style.left=parseInt(tl)+"px"; Drag.tdiv.style.top=parseInt(tt)+"px"; Drag.tdiv.filters.alpha.opacity=f; } ,aa/ab) }, inint:function(){//初始化 for(var i=0;i <parentTable.cells.length;i++){ var subTables=parentTable.cells[i].getElementsByTagName("table"); for(var j=0;j <subTables.length;j++){ if(subTables[j].className!="dragTable")break; subTables[j].rows[0].className="dragTR"; subTables[j].rows[0].attachEvent("onmousedown",Drag.dragStart); } } document.οnmοusemοve=Drag.draging; document.οnmοuseup=Drag.dragEnd; } //end of Object Drag } Drag.inint(); function _show(str){ var w=window.open('',''); var d=w.document; d.open(); str=str.replace(/=(?!")(.*?)(?!")( |>)/g,"=/"$1/"$2"); str=str.replace(/( <)(.*?)(>)/g," <span style='color:red;'> <$2> </span> <br />"); str=str.replace(//r/g," <br />/n"); d.write(str); } </script> </head> <body> <table border="0" cellpadding="0" cellspacing="10" width="100%" height=500 id="parentTable"> <tr > <td width="25%" valgin="top"> <table border=0 class="dragTable" cellspacing="0"> <tr> <td> <b>GMAIL </b> </td> </tr> <tr> <td>暂时无法显示GMAIL内容 </td> <tr> </table> <table border=0 class="dragTable" cellspacing="0"> <tr> <td>新浪体育 </td> </tr> <tr> <td>解剖威队独门利器FW28 2万转引擎匹配超级变速器颁奖：辛吉斯欣喜能以冠军起步 <br/> 印度搭档创下纪录法新社前瞻冬奥短道速滑：中韩唱主角 美加施冷箭 </td> <tr> </table> <table border=0 class="dragTable" cellspacing="0"> <tr> <td>焦点 </td> </tr> <tr> <td>京广线中断4小时20临客返汉晚点 中国新闻网-湖北分社 - 所有 235 相关报道 ?哈马斯已有总理人选 解放日报报业集团 - 所有 489 相关报道 ?陈水扁是两岸关系麻烦制造者 武汉晨报 - 所有 179 相关报道 ? </td> <tr> </table> </td> <td width="25%"> <table border=0 class="dragTable" cellspacing="0"> <tr> <td>中关村在线 </td> </tr> <tr> <td>新年行情速递 双敏板卡低价推荐 终于等到了，映泰6600GT一降降一百 罗技G15游戏键盘热力促销，代购价仅529元 </td> <tr> </table> </td> <td width="25%"> <table border=0 class="dragTable" cellspacing="0"> <tr> <td>网易商业 </td> </tr> <tr> <td>上海GDP增幅去年出现回落应对反倾销 中国鞋企联手对抗欧盟尹家绪操盘南方汽车 长安谋求曲线整体境外上市 </td> <tr> </table> <table border=0 class="dragTable" cellspacing="0"> <tr> <td>黑可天下 </td> </tr> <tr> <td>上海GDP增幅去年出现回落应对反倾销 中国鞋企联手对抗欧盟尹家绪操盘南方汽车 长安谋求曲线整体境外上市 </td> <tr> </table> </td> </tr> </table> <input type="button" value="SHOW" onClick="_show(document.documentElement.innerHTML)" /> </body> </html>
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