使用css3仿造window7的開始菜單
相當逼真,css3果然強悍。
友情提示:請勿在IE下瀏覽。
查看實例:http://www.jankoatwarpspeed.com/examples/windows7menu/
點擊下載:http://www.36ria.com/wp-content/plugins/download-monitor/download.php?id=170
來看下原作者的設計草圖:
簡明創建過程
第一步 :創建如下菜單結構
<div id="startmenu">
<ul id="programs">
<li><a href="#"><img src="firefox-32.png" alt="" />Mozilla Firefoxa>li>
<li><a href="#"><img src="chrome.png" alt="" />Google Chromea>li>
<li><a href="#"><img src="safari.png" alt="" />Safaria>li>
<li><a href="#"><img src="opera.png" alt="" />Operaa>li>
<li><a href="#"><img src="ie.png" alt="" />Internet Explorera>li>
<li><a href="#"><img src="rss_32.png" alt="" />RSS Feedsa>li>
<li><a href="#"><img src="twitter_32.png" alt="" />Twittera>li>
<li><a href="#"><img src="delicious_32.png" alt="" />Deliciousa>li>
ul>
<ul id="links">
<li class="icon"><img src="folder.png" alt="" />li>
<li><a href="#"><span>Documentsspan>a>li>
<li><a href="#"><span>Picturesspan>a>li>
<li><a href="#"><span>Musicspan>a>li>
<li><a href="#"><span>Computerspan>a>li>
<li><a href="#"><span>Networkspan>a>li>
<li><a href="#"><span>Connect tospan>a>li>
ul>
div>
<ul id="programs">
<li><a href="#"><img src="firefox-32.png" alt="" />Mozilla Firefoxa>li>
<li><a href="#"><img src="chrome.png" alt="" />Google Chromea>li>
<li><a href="#"><img src="safari.png" alt="" />Safaria>li>
<li><a href="#"><img src="opera.png" alt="" />Operaa>li>
<li><a href="#"><img src="ie.png" alt="" />Internet Explorera>li>
<li><a href="#"><img src="rss_32.png" alt="" />RSS Feedsa>li>
<li><a href="#"><img src="twitter_32.png" alt="" />Twittera>li>
<li><a href="#"><img src="delicious_32.png" alt="" />Deliciousa>li>
ul>
<ul id="links">
<li class="icon"><img src="folder.png" alt="" />li>
<li><a href="#"><span>Documentsspan>a>li>
<li><a href="#"><span>Picturesspan>a>li>
<li><a href="#"><span>Musicspan>a>li>
<li><a href="#"><span>Computerspan>a>li>
<li><a href="#"><span>Networkspan>a>li>
<li><a href="#"><span>Connect tospan>a>li>
ul>
div>
win7的開始菜單有二個部分,左側程序菜單,右側系統菜單。
第二步:菜單容器css
#startmenu { border:solid 1px #102a3e; overflow:visible; display:inline-block; margin:60px 0 0 20px;
-moz-border-radius:5px;-webkit-border-radius:5px; position:relative;
box-shadow: inset 0 0 1px #fff; -moz-box-shadow: inset 0 0 1px #fff; -webkit-box-shadow: inset 0 0 1px #fff;
background-color:#619bb9;
background: -moz-linear-gradient(top, rgba(50, 123, 165, 0.75), rgba(46, 75, 90, 0.75) 50%, rgba(92, 176, 220, 0.75));
background: -webkit-gradient(linear, center top, center bottom, from(#327aa4),color-stop(45%, #2e4b5a), to(#5cb0dc)); }
-moz-border-radius:5px;-webkit-border-radius:5px; position:relative;
box-shadow: inset 0 0 1px #fff; -moz-box-shadow: inset 0 0 1px #fff; -webkit-box-shadow: inset 0 0 1px #fff;
background-color:#619bb9;
background: -moz-linear-gradient(top, rgba(50, 123, 165, 0.75), rgba(46, 75, 90, 0.75) 50%, rgba(92, 176, 220, 0.75));
background: -webkit-gradient(linear, center top, center bottom, from(#327aa4),color-stop(45%, #2e4b5a), to(#5cb0dc)); }
有幾個關注的點,可以留意下:
- -moz-border-radius:5px;-webkit-border-radius:5px;圓角效果,這是css3中應用最廣的
- box-shadow: inset 0 0 1px #fff; -moz-box-shadow: inset 0 0 1px #fff; -webkit-box-shadow: inset 0 0 1px #fff;陰影效果
- background: -moz-linear-gradient(top, rgba(50, 123, 165, 0.75), rgba(46, 75, 90, 0.75) 50%, rgba(92, 176, 220, 0.75));漸變背景
第三步:菜單左側部分的css
#programs { background:#fff; border:solid 1px #365167; margin:7px 0 7px 7px;
box-shadow: 0 0 1px #fff; -moz-box-shadow: 0 0 1px #fff; -webkit-box-shadow: 0 0 1px #fff;
-moz-border-radius:3px;-webkit-border-radius:3px;}
#programs a { border:solid 1px transparent; display:block; padding:3px; margin:3px;
color:#4b4b4b; text-decoration:none; min-width:220px;}
#programs a:hover {border:solid 1px #7da2ce;
-moz-border-radius:3px; -webkit-border-radius:3px;
box-shadow: inset 0 0 1px #fff; -moz-box-shadow: inset 0 0 1px #fff; -webkit-box-shadow: inset 0 0 1px #fff;
background-color:#cfe3fd;
background: -moz-linear-gradient(top, #dcebfd, #c2dcfd);
background: -webkit-gradient(linear, center top, center bottom, from(#dcebfd), to(#c2dcfd));}
#programs a img {border:0; vertical-align:middle; margin:0 5px 0 0;}
box-shadow: 0 0 1px #fff; -moz-box-shadow: 0 0 1px #fff; -webkit-box-shadow: 0 0 1px #fff;
-moz-border-radius:3px;-webkit-border-radius:3px;}
#programs a { border:solid 1px transparent; display:block; padding:3px; margin:3px;
color:#4b4b4b; text-decoration:none; min-width:220px;}
#programs a:hover {border:solid 1px #7da2ce;
-moz-border-radius:3px; -webkit-border-radius:3px;
box-shadow: inset 0 0 1px #fff; -moz-box-shadow: inset 0 0 1px #fff; -webkit-box-shadow: inset 0 0 1px #fff;
background-color:#cfe3fd;
background: -moz-linear-gradient(top, #dcebfd, #c2dcfd);
background: -webkit-gradient(linear, center top, center bottom, from(#dcebfd), to(#c2dcfd));}
#programs a img {border:0; vertical-align:middle; margin:0 5px 0 0;}
這里值得留意的是鼠標經過菜單項的效果設置,也就是#programs a:hover里的樣式,這是難點,也是css3的強大之處,依舊是圓角、陰影、漸變背景。
第四步:菜單右側的CSS部分
#links {margin:7px; margin-top:-30px;}
#links li.icon {text-align:center;}
#links a {border:solid 1px transparent; display:block; margin:5px 0; position:relative;
color:#fff; text-decoration:none; min-width:120px;}
#links a:hover {border:solid 1px #000;
-moz-border-radius:3px; -webkit-border-radius:3px;
box-shadow: 0 0 1px #fff; -moz-box-shadow: inset 0 0 1px #fff; -webkit-box-shadow: inset 0 0 1px #fff;
background-color:#658da0;
background: -moz-linear-gradient(center left, rgba(81,115,132,0.55), rgba(121,163,184,0.55) 50%, rgba(81,115,132,0.55));
background: -webkit-gradient(linear, 0% 100%, 100% 100%, from(#517384), color-stop(50%, #79a3b8), to(#517384));
}
#links a span { padding:5px; display:block; }
#links a:hover span { background: -moz-linear-gradient(center top, transparent, transparent 49%, rgba(2,37,58,0.5) 50%, rgba(63,111,135,0.5));
background: -webkit-gradient(linear, center top, center bottom, from(transparent), color-stop(49%, transparent),
color-stop(50%, rgba(2,37,58,0.5)), to(rgba(63,111,135,0.5))); }
#links li.icon {text-align:center;}
#links a {border:solid 1px transparent; display:block; margin:5px 0; position:relative;
color:#fff; text-decoration:none; min-width:120px;}
#links a:hover {border:solid 1px #000;
-moz-border-radius:3px; -webkit-border-radius:3px;
box-shadow: 0 0 1px #fff; -moz-box-shadow: inset 0 0 1px #fff; -webkit-box-shadow: inset 0 0 1px #fff;
background-color:#658da0;
background: -moz-linear-gradient(center left, rgba(81,115,132,0.55), rgba(121,163,184,0.55) 50%, rgba(81,115,132,0.55));
background: -webkit-gradient(linear, 0% 100%, 100% 100%, from(#517384), color-stop(50%, #79a3b8), to(#517384));
}
#links a span { padding:5px; display:block; }
#links a:hover span { background: -moz-linear-gradient(center top, transparent, transparent 49%, rgba(2,37,58,0.5) 50%, rgba(63,111,135,0.5));
background: -webkit-gradient(linear, center top, center bottom, from(transparent), color-stop(49%, transparent),
color-stop(50%, rgba(2,37,58,0.5)), to(rgba(63,111,135,0.5))); }
要留意的點依舊是哪幾項,難點在于細節的微調,尤其是漸變背景的制作,css3中非常靈活,下次有機會,發篇css3漸變背景的詳細教程。
英文原文:http://www.jankoatwarpspeed.com/post/2010/04/06/windows-7-start-menu-css3.aspx
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