Turn your face to the sun and the shadows fall behind you.
永远面向阳光,这样你就看不见阴影了
概述简介
网页头部加一个网页加载进度条,看起来还是挺有意思的。其实制作很简单,只需要用JS监听网页加载进度即可。
截图预览

使用jQuery
$({property: 0}).animate({property: 100}, {duration: 5000,//进度条加载进度的速度step: function() {var percentage = Math.round(this.property);$('#progress').css('width', percentage+"%");if(percentage == 100) {$("#progress").addClass("done");//100%后消失}}});//彩豆博客$({property: 0}).animate({property: 100}, { duration: 5000,//进度条加载进度的速度 step: function() { var percentage = Math.round(this.property); $('#progress').css('width', percentage+"%"); if(percentage == 100) { $("#progress").addClass("done");//100%后消失 } } }); //彩豆博客$({property: 0}).animate({property: 100}, { duration: 5000,//进度条加载进度的速度 step: function() { var percentage = Math.round(this.property); $('#progress').css('width', percentage+"%"); if(percentage == 100) { $("#progress").addClass("done");//100%后消失 } } }); //彩豆博客
CSS代码
body{margin:0;}#progress {position:fixed;height: 2px;background:#b91f1f;transition:opacity 500ms linear}#progress.done {opacity:0}#progress span {position:absolute;height:2px;opacity:1;width:150px;right:-10px;}@-webkit-keyframes pulse {30% {opacity:.6}60% {opacity:0;}100% {opacity:.6}}/* 彩豆博客 */body{ margin:0; } #progress { position:fixed; height: 2px; background:#b91f1f; transition:opacity 500ms linear } #progress.done { opacity:0 } #progress span { position:absolute; height:2px; opacity:1; width:150px; right:-10px; } @-webkit-keyframes pulse { 30% { opacity:.6 } 60% { opacity:0; } 100% { opacity:.6 } } /* 彩豆博客 */body{ margin:0; } #progress { position:fixed; height: 2px; background:#b91f1f; transition:opacity 500ms linear } #progress.done { opacity:0 } #progress span { position:absolute; height:2px; opacity:1; width:150px; right:-10px; } @-webkit-keyframes pulse { 30% { opacity:.6 } 60% { opacity:0; } 100% { opacity:.6 } } /* 彩豆博客 */
网页可以用JS在body头部插入一个元素,作为进度条,不想那么麻烦,也可以直接写代码
<body><div id="progress"><span><span></div><body><!--彩豆博客--><body> <div id="progress"> <span><span> </div> <body> <!--彩豆博客--><body> <div id="progress"> <span><span> </div> <body> <!--彩豆博客-->
使用插件
nprogress是一个jQuery插件,只有几K大小。使用起来非常方便和简单。先引入
<script src='nprogress.js'></script><link rel='stylesheet' href='nprogress.css'/><!--彩豆博客--><script src='nprogress.js'></script> <link rel='stylesheet' href='nprogress.css'/> <!--彩豆博客--><script src='nprogress.js'></script> <link rel='stylesheet' href='nprogress.css'/> <!--彩豆博客-->
控制显示,下面这两句代码,分别放到页面开头和网页加载完成事件里面即可。
NProgress.start();//开始加载进度条NProgress.done();//停止显示进度条//彩豆博客NProgress.start();//开始加载进度条 NProgress.done();//停止显示进度条 //彩豆博客NProgress.start();//开始加载进度条 NProgress.done();//停止显示进度条 //彩豆博客
控制进度条的速度
NProgress.set(0.0); // Sorta same as .start()NProgress.set(0.4); //彩豆博客NProgress.set(1.0); // Sorta same as .done()NProgress.set(0.0); // Sorta same as .start() NProgress.set(0.4); //彩豆博客 NProgress.set(1.0); // Sorta same as .done()NProgress.set(0.0); // Sorta same as .start() NProgress.set(0.4); //彩豆博客 NProgress.set(1.0); // Sorta same as .done()
下载和dome
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