超酷的鼠标拖拽翻页(分页)效果实现javascript代码

时间:2020-05-12 人气:0

<html> 
<head> 
<title>拖动分页</title> 
<meta http-equiv=content-type content="text/html; charset=gb2312"> 
<style> 
body{ 
border:0px; 
margin:0px; 
overflow:hidden; 
background-color:transparent; 
font-family:宋体; 
} 
.page{ 
position:absolute; 
width:700px; 
border:1px solid #999; 
background-color:#000; 
left:425px; 
margin-left:-350px; 
cursor:default; 
z-index:0; 
} 
ul{ 
height:320px; 
list-style:none; 
margin:40px 50px 0px; 
padding:0px; 
} 
li{ 
width:100%; 
height:30px; 
line-height:30px; 
font-size:14px; 
text-align:left; 
border-bottom:1px dashed #999; 
} 
a{ 
text-decoration:none; 
color:#999; 
} 
a:hover{ 
font-weight:bold; 
} 
li span{ 
float:right; 
color:#999; 
} 
.tip{ 
display:block; 
width:100%; 
font-size:12px; 
color:#999; 
text-align:center; 
margin:10px 0px 20px; 
} 
</style> 
</head> 
<body onselectstart="return false;"> 
<script> 
function id(obj){ 
return document.getElementById(obj); 
} 
var page; 
var lm,mx; 
var md=false; 
var sh=0; 
var en=false; 
window.onload=function(){ 
page=document.getElementsByTagName("div"); 
if(page.length>0){ 
page[0].style.zIndex=2; 
} 
for(i=0;i<page.length;i++){ 
page[i].className="page"; 
page[i].innerHTML+="第 "+(i+1)+"/"+page.length+" 页 提示：左右拖拽翻页"; 
page[i].id="page"+i; 
page[i].i=i; 
page[i].onmousedown=function(e){ 
if(!en){ 
if(!e){e=e||window.event;} 
lm=this.offsetLeft; 
mx=(e.pageX)?e.pageX:e.x; 
this.style.cursor="w-resize"; 
md=true; 
if(document.all){ 
this.setCapture(); 
}else{ 
window.captureEvents(Event.MOUSEMOVE|Event.MOUSEUP); 
} 
} 
} 
page[i].onmousemove=function(e){ 
if(md){ 
en=true; 
if(!e){e=e||window.event;} 
var ex=(e.pageX)?e.pageX:e.x; 
this.style.left=ex-(mx-lm)+350;

if(this.offsetLeft<75){ 
var cu=(this.i==0)?page.length-1:this.i-1; 
page[sh].style.zIndex=0; 
page[cu].style.zIndex=1; 
this.style.zIndex=2; 
sh=cu; 
} 
if(this.offsetLeft>75){ 
var cu=(this.i==page.length-1)?0:this.i+1; 
page[sh].style.zIndex=0; 
page[cu].style.zIndex=1; 
this.style.zIndex=2; 
sh=cu; 
}

} 
} 
page[i].onmouseup=function(){ 
this.style.cursor="default"; 
md=false; 
if(document.all){ 
this.releaseCapture(); 
}else{ 
window.releaseEvents(Event.MOUSEMOVE|Event.MOUSEUP); 
} 
flyout(this); 
} 
} 
} 
function flyout(obj){ 
if(obj.offsetLeft<75){ 
if( (obj.offsetLeft + 350 - 20) > -275 ){ 
obj.style.left=obj.offsetLeft + 350 - 20; 
window.setTimeout("flyout(id('"+obj.id+"'));",0); 
}else{ 
obj.style.left=-275; 
obj.style.zIndex=0; 
flyin(id(obj.id)); 
} 
} 
if(obj.offsetLeft>75){ 
if( (obj.offsetLeft + 350 + 20) < 1125 ){ 
obj.style.left=obj.offsetLeft + 350 + 20; 
window.setTimeout("flyout(id('"+obj.id+"'));",0); 
}else{ 
obj.style.left=1125; 
obj.style.zIndex=0; 
flyin(id(obj.id)); 
} 
} 
} 
function flyin(obj){ 
if(obj.offsetLeft<75){ 
if( (obj.offsetLeft + 350 + 20) < 425 ){ 
obj.style.left=obj.offsetLeft + 350 + 20; 
window.setTimeout("flyin(id('"+obj.id+"'));",0); 
}else{ 
obj.style.left=425; 
en=false; 
} 
} 
if(obj.offsetLeft>75){ 
if( (obj.offsetLeft + 350 - 20) > 425 ){ 
obj.style.left=obj.offsetLeft + 350 - 20; 
window.setTimeout("flyin(id('"+obj.id+"'));",0); 
}else{ 
obj.style.left=425; 
en=false; 
} 
} 
} 
</script> 
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