页面自定义拖拽布局_javascript技巧

来源：动视网责编：小采时间：2020-11-27 20:34:53

页面自定义拖拽布局_javascript技巧

页面自定义拖拽布局_javascript技巧: body {margin:0px;padding:0px;font-size:12px;text-align:center;} body > div {text-align:center; margin-right:auto; margin-left:auto;} .content{width:900px;} .content .left{ float:left; width:20%; border:1px solid #FF0000; margin:3px; }

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导读页面自定义拖拽布局_javascript技巧: body {margin:0px;padding:0px;font-size:12px;text-align:center;} body > div {text-align:center; margin-right:auto; margin-left:auto;} .content{width:900px;} .content .left{ float:left; width:20%; border:1px solid #FF0000; margin:3px; }

<html> 
<head> 
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" /> 
<style> 
body {margin:0px;padding:0px;font-size:12px;text-align:center;} 
body > div {text-align:center; margin-right:auto; margin-left:auto;} 
.content{width:900px;} 
.content .left{ 
 float:left; 
 width:20%; 
 border:1px solid #FF0000; 
 margin:3px; 
} 
.content .center{float:left;border:1px solid #FF0000;margin:3px;width:57%} 
.content .right{float:right;width:20%;border:1px solid #FF0000;margin:3px} 
.mo{height:auto;border:1px solid #CCC;margin:3px;background:#FFF} 
.mo h1{background:#ECF9FF;height:18px;padding:3px;cursor:move} 
.mo .nr{height:80px;border:1px solid #F3F3F3;margin:2px} 
h1{margin:0px;padding:0px;text-align:left;font-size:12px} 
</style> 
 
var dragobj={} 
window.onerror=function(){return false} 
function on_ini(){ 
 String.prototype.inc=function(s){return this.indexOf(s)>-1?true:false} 
 var agent=navigator.userAgent 
 window.isOpr=agent.inc("Opera") 
 window.isIE=agent.inc("IE")&&!isOpr 
 window.isMoz=agent.inc("Mozilla")&&!isOpr&&!isIE 
 if(isMoz){ 
 Event.prototype.__defineGetter__("x",function(){return this.clientX+2}) 
 Event.prototype.__defineGetter__("y",function(){return this.clientY+2}) 
 } 
 basic_ini() 
} 
function basic_ini(){ 
 window.$=function(obj){return typeof(obj)=="string"?document.getElementById(obj):obj} 
 window.oDel=function(obj){if($(obj)!=null){$(obj).parentNode.removeChild($(obj))}} 
} 
window.onload=function(){ 
 on_ini() 
 var o=document.getElementsByTagName("h1") 
 for(var i=0;i<o.length;i++){ 
 o[i].onmousedown=function(e){ 
 if(dragobj.o!=null) 
 return false 
 e=e||event 
 dragobj.o=this.parentNode 
 dragobj.xy=getxy(dragobj.o) 
 dragobj.xx=new Array((e.x-dragobj.xy[1]),(e.y-dragobj.xy[0])) 
 dragobj.o.style.width=dragobj.xy[2]+"px" 
 dragobj.o.style.height=dragobj.xy[3]+"px" 
 dragobj.o.style.left=(e.x-dragobj.xx[0])+"px" 
 dragobj.o.style.top=(e.y-dragobj.xx[1])+"px" 
 dragobj.o.style.position="absolute" 
 var om=document.createElement("div") 
 dragobj.otemp=om 
 om.style.width=dragobj.xy[2]+"px" 
 om.style.height=dragobj.xy[3]+"px" 
 dragobj.o.parentNode.insertBefore(om,dragobj.o) 
 return false 
 } 
 } 
} 
document.onselectstart=function(){return false} 
window.onfocus=function(){document.onmouseup()} 
window.onblur=function(){document.onmouseup()} 
document.onmouseup=function(){ 
 if(dragobj.o!=null){ 
 dragobj.o.style.width="auto" 
 dragobj.o.style.height="auto" 
 dragobj.otemp.parentNode.insertBefore(dragobj.o,dragobj.otemp) 
 dragobj.o.style.position="" 
 oDel(dragobj.otemp) 
 dragobj={} 
 } 
} 
document.onmousemove=function(e){ 
 e=e||event 
 if(dragobj.o!=null){ 
 dragobj.o.style.left=(e.x-dragobj.xx[0])+"px" 
 dragobj.o.style.top=(e.y-dragobj.xx[1])+"px" 
 createtmpl(e) 
 } 
} 
function getxy(e){ 
 var a=new Array() 
 var t=e.offsetTop; 
 var l=e.offsetLeft; 
 var w=e.offsetWidth; 
 var h=e.offsetHeight; 
 while(e=e.offsetParent){ 
 t+=e.offsetTop; 
 l+=e.offsetLeft; 
 } 
 a[0]=t;a[1]=l;a[2]=w;a[3]=h 
 return a; 
} 
function inner(o,e){ 
 var a=getxy(o) 
 if(e.x>a[1]&&e.x<(a[1]+a[2])&&e.y>a[0]&&e.y<(a[0]+a[3])){ 
 if(e.y<(a[0]+a[3]/2)) 
 return 1; 
 else 
 return 2; 
 }else 
 return 0; 
} 
function createtmpl(e){ 
 for(var i=0;i<12;i++){ 
 if($("m"+i)==dragobj.o) 
 continue 
 var b=inner($("m"+i),e) 
 if(b==0) 
 continue 
 dragobj.otemp.style.width=$("m"+i).offsetWidth 
 if(b==1){ 
 $("m"+i).parentNode.insertBefore(dragobj.otemp,$("m"+i)) 
 }else{ 
 if($("m"+i).nextSibling==null){ 
 $("m"+i).parentNode.appendChild(dragobj.otemp) 
 }else{ 
 $("m"+i).parentNode.insertBefore(dragobj.otemp,$("m"+i).nextSibling) 
 } 
 } 
 return 
 } 
 for(var j=0;j<3;j++){ 
 if($("dom"+j).innerHTML.inc("div")||$("dom"+j).innerHTML.inc("DIV")) 
 continue 
 var op=getxy($("dom"+j)) 
 if(e.x>(op[1]+10)&&e.x<(op[1]+op[2]-10)){ 
 $("dom"+j).appendChild(dragobj.otemp) 
 dragobj.otemp.style.width=(op[2]-10)+"px" 
 } 
 } 
} 
</ script> 
</head> 
<body> 
 
 
 
 <h2>dom0</h2> 
 
 
 
 <h2>dom1</h2> 
 
 <h2>dom2</h2> 
 <h2>dom3</h2> 
 
 
 <h2>dom4</h2> 
 <h2>dom5</h2> 
 <h2>dom6</h2> 
 <h2>dom7</h2> 
 
 
 <h2>dom8</h2> 
 <h2>dom9</h2> 
 <h2>dom10</h2> 
 <h2>dom11</h2> 
 
 
</body> 
</html>

[Ctrl+A 全选注:如需引入外部Js需刷新才能执行]

页面自定义拖拽布局_javascript技巧

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标签：技巧页面 js

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