Jquery页面加载效果
1、说明
Jquery页面加载可实现异步请求时提示“请稍后，正在加载...”效果，同步请求不可用（即ajax async: false）。本文地址：http://www.cnblogs.com/lengzhan/p/6423312.html
2、代码
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<!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>jquery页面加载特效</title> <style type="text/css"> * { margin: 0; padding: 0; list-style-type: none; } a, img { border: 0; } .loading { margin: 100px auto 0 auto; width: 400px; text-align: center; font-size: 18px; } .loading .action { text-decoration: none; font-family: "微软雅黑" , "宋体"; } .cover { position: fixed; top: 0; right: 0; bottom: 0; left: 0; z-index: 998; width: 100%; height: 100%; _padding: 0 20px 0 0; background: #f6f4f5; display: none; } .showLoad { position: fixed; top: 0; left: 50%; z-index: 9999; opacity: 0; filter: alpha(opacity=0); margin-left: -80px; } *html, *html body { background-image: url(about:blank); background-attachment: fixed; } *html .showLoad, *html .cover { position: absolute; top: expression(eval(document.documentElement.scrollTop)); } #ajaxLoad { border: 1px solid #8CBEDA; font-size: 12px; font-weight: bold; } #ajaxLoad div.loadAll { width: 180px; height: 50px; line-height: 50px; border: 2px solid #D6E7F2; background: #fff; } #ajaxLoad img { margin: 10px 15px; float: left; display: inline; } </style> <script type="text/javascript" src="js/jquery.min.js"></script> <script type="text/javascript"> $(function () { var hei = $(document).height(); $(".cover").css({ "height": hei }); $(".action").click(function () { startWaiting(); setTimeout(function () { endWaiting(); }, 3000); }); }); //开始加载 function startWaiting() { $(".cover").css({ 'display': 'block', 'opacity': '0.8' }); $(".showLoad").stop(true).animate({ 'margin-top': '300px', 'opacity': '1' }, 200); } //结束加载 function endWaiting() { $(".showLoad").stop(true).animate({ 'margin-top': '250px', 'opacity': '0' }, 400); $(".cover").css({ 'display': 'none', 'opacity': '0' }); } </script></head><body> <div class="loading"> <a class="action" href="javascript:void(0);">点击加载特效</a></div> <div class="cover"> </div> <div id="ajaxLoad" class="showLoad"> <div class="loadAll"> <img src="image/waiting.gif">加载中，请稍候...</div> </div></body></html> |
3、DEMO
转
