JSP中滑动滚动条到底加载更多图片怎么实现,各位大神棒棒忙!
JSP中滑动滚动条到底从mysql数据库中加载更多图片怎么实现?在网上也看了一些代码,但是都不是很懂,希望大神们贴出详细代码给个注释啊...ps:每行显示4张图片,每张图片下面有个超链接。 jsp javascript ajax 滚动条加载图片 JQuery
[解决办法]
<!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=utf-8" />
<title>无标题文档</title>
<script type="text/javascript">
function createImages(arr){
var fragment=document.createDocumentFragment();
for(var i=0;i<arr.length;i++){
var img=new Image();
img.src=arr[i];
fragment.appendChild(img);
fragment.appendChild(document.createElement("br"));
}
document.body.appendChild(fragment);
}
function getWindowHeight(){
var de=document.documentElement;
return window.innerHeight
[解决办法]
(de&&de.clientHeight)
[解决办法]
document.body.clientHeight;
}
window.onscroll=function(){
var scrollTop=document.documentElement.scrollTop
[解决办法]
document.body.scrollTop;
var scrollHeight=document.documentElement.scrollHeight
[解决办法]
document.body.scrollHeight;
var windowHeight=getWindowHeight();
if(scrollTop+windowHeight==scrollHeight){
createImages(['460.gif'])
}
}
</script>
</head>
<body>
<img src="1.jpg"><br/>
<img src="2.jpg"><br/>
<img src="1.jpg"><br/>
</body>
</html>
类似这样试试
[解决办法]
[
{
"imgSrc": "http://www.xxx.com/img/1.jpg",
"title": "标题1",
"describe": "描述1"
},
{
"imgSrc": "http://www.xxx.com/img/2.jpg",
"title": "标题2",
"describe": "描述2"
},
......//依次共十条数据
]