瀑布流
来源:互联网 发布:linux cut 编辑:程序博客网 时间:2024/04/28 12:31
<!DOCTYPE HTML><html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"><title>无标题文档</title><style>body {margin: 0;}#ul1 {width: 1080px; margin: 100px auto 0;}li { width: 247px; list-style: none; float: left; margin-right: 10px; }li div {border: 1px solid #000; padding: 10px; margin-bottom: 10px;}li div img { width: 225px; display: block;}</style><script src="ajax.js"></script><script>window.onload = function() {var oUl = document.getElementById('ul1');var aLi = oUl.getElementsByTagName('li');var iLen = aLi.length;var iPage = 1;var b = true;//初始化数据处理getList();function getList() {ajax('get','getPics.php','cpage=' + iPage,function(data) {var data = JSON.parse(data);if ( !data.length ) {//后续没有数据了return ;}for ( var i=0; i<data.length; i++ ) {//获取高度最短的livar _index = getShort();var oDiv = document.createElement('div');var oImg = document.createElement('img');oImg.src = data[i].preview;oImg.style.width = '225px';oImg.style.height = data[i].height * ( 225 / data[i].width ) + 'px';oDiv.appendChild( oImg );var oP = document.createElement('p');oP.innerHTML = data[i].title;oDiv.appendChild( oP );aLi[_index].appendChild( oDiv );}b = true;});}window.onscroll = function() {var _index = getShort();var oLi = aLi[_index];var scrollTop = document.documentElement.scrollTop || document.body.scrollTop;if ( getTop( oLi ) + oLi.offsetHeight < document.documentElement.clientHeight + scrollTop ) {if ( b ) {b = false;iPage++;getList();}}}function getShort() {var index = 0;var ih = aLi[index].offsetHeight;for (var i=1; i<iLen; i++) {if ( aLi[i].offsetHeight < ih ) {index = i;ih = aLi[i].offsetHeight;}}return index;}function getTop(obj) {var iTop = 0;while(obj) {iTop += obj.offsetTop;obj = obj.offsetParent;}return iTop;}}</script></head><body><ul id="ul1"> <li></li> <li></li> <li></li> <li></li> </ul></body></html>
0 0
- 瀑布流
- 瀑布流
- 瀑布流
- 瀑布流
- 瀑布流
- 瀑布流
- 瀑布流
- 瀑布流
- 瀑布流
- 瀑布流
- 瀑布流
- 瀑布流
- 瀑布流
- 瀑布流
- 瀑布流
- 瀑布流
- 瀑布流
- 瀑布流
- iPhone应用程序生命周期讲解
- ANDROID GridView 分页平滑滑动 效果的实现(基于android TV遥控器操作)
- SVN服务器搭建与迁移
- extjs 各种控件组合(持续更新......)
- 异常处理与MiniDump详解(4) MiniDump
- 瀑布流
- 黑马程序员 继承
- 配置wine,运行qq国际版
- 判断用户是否手机访问
- eclipse validating 很慢
- Learning Docker
- 下载远程图片
- php些的验证码老是出不来图像,李炎恢第一季的
- 给你的Objective-C代码加文档注释