夜间模式的开启与关闭，父模板的制作

夜间模式的开启与关闭
1. 放置点击的按钮或图片。
2. 定义开关切换函数。
3. onclick函数调用。

父模板的制作

制作网站网页共有元素的父模板html，包括顶部导航，中间区块划分，底部导航，底部说明等。
汇总相关的样式形成独立的css文件。
汇总相关的js代码形成独立的js文件。
形成完整的base.html+css+js

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>text</title>
    <link rel="stylesheet" href="../static/css/base.css" type="text/css">
    <script src="../static/js/base.js"></script>

</head>
<body id="myBody">
<nav>
    <img id="myOnOff" onclick="mySwitch()"
         src="http://www.runoob.com/images/pic_bulbon.gif" width="30px">
    <a href="http://www.ctrip.com/?utm_source=baidu&utm_medium=cpc&utm_campaign=baidu81&campaign=CHNbaidu81&adid=index&gclid=&isctrip=T">马上订票</a>
    <a href="https://www.baidu.com/">百度看看</a>
</nav>
<div class="area">

</div>


<div class="area1">
    <div class="img">
        <a href="https://baike.baidu.com/item/%E5%A4%A7%E7%90%86%E7%99%BD%E6%97%8F%E8%87%AA%E6%B2%BB%E5%B7%9E/2916136?fr=aladdin&fromid=32237&fromtitle=%E5%A4%A7%E7%90%86"><img
                src="https://ss3.bdstatic.com/70cFv8Sh_Q1YnxGkpoWK1HF6hhy/it/u=1251087566,1170374617&fm=27&gp=0.jpg"></a>
        <div class="desc"><a href="https://baike.baidu.com/item/%E5%A4%A7%E7%90%86%E7%99%BD%E6%97%8F%E8%87%AA%E6%B2%BB%E5%B7%9E/2916136?fr=aladdin&fromid=32237&fromtitle=%E5%A4%A7%E7%90%86">大理</a></div>
    </div>
    <div class="img">
        <a href="https://baike.baidu.com/item/%E6%B4%9B%E6%9D%89%E7%9F%B6/214107?fr=aladdin">
            <img src="https://ss3.bdstatic.com/70cFv8Sh_Q1YnxGkpoWK1HF6hhy/it/u=2259975057,3769077118&fm=200&gp=0.jpg">
        </a>
        <div class="desc"><a href="https://baike.baidu.com/item/%E6%B4%9B%E6%9D%89%E7%9F%B6/214107?fr=aladdin">洛杉矶</a></div>
    </div>
    <div class="img">
        <a href="https://www.baidu.com/link?url=AcUaD9Ec8-uKUMoIOcC-npCH5OFYPFMU_JZHMrwmg-TAtVQrO1M6chfHvBVv18LHJRarpPMFHLTGiTGdQlLEPRu3GUDnwWJDR2UW1xxmj0W&wd=&eqid=b0a5ff87000182320000000659fae3ca">
            <img src="https://ss2.bdstatic.com/70cFvnSh_Q1YnxGkpoWK1HF6hhy/it/u=1127535885,2872195181&fm=27&gp=0.jpg"></a>
        <div class="desc"><a
                href="https://www.baidu.com/link?url=AcUaD9Ec8-uKUMoIOcC-npCH5OFYPFMU_JZHMrwmg-TAtVQrO1M6chfHvBVv18LHJRarpPMFHLTGiTGdQlLEPRu3GUDnwWJDR2UW1xxmj0W&wd=&eqid=b0a5ff87000182320000000659fae3ca">东京</a>
        </div>
    </div>
     <div class="img">
        <a href="https://baike.baidu.com/item/%E5%B7%B4%E9%BB%8E/858?fr=aladdin"><img
                src="https://ss1.bdstatic.com/70cFvXSh_Q1YnxGkpoWK1HF6hhy/it/u=2545137323,1880751186&fm=200&gp=0.jpg"></a>
        <div class="desc"><a href="https://baike.baidu.com/item/%E5%B7%B4%E9%BB%8E/858?fr=aladdin">巴黎</a></div>
    </div>
</div>


</body>
</html>

JS:

function mySwitch() {
    var oBody = document.getElementById("myBody");
    var oOnoff = document.getElementById("myOnOff");
    if (oOnoff.src.match("bulbon")) {
        oOnoff.src = "http://www.runoob.com/images/pic_bulboff.gif";
        oBody.style.background = "black";
        oBody.style.color = "white";
    } else {
        oOnoff.src = "http://www.runoob.com/images/pic_bulbon.gif";
        oBody.style.background = "white";
        oBody.style.color = "black";
    }
}

CSS:

.img {
    border: 1px solid #cccccc;
    width: 400px;
    margin: 5px;
    float: left;
}
div.img img {
    width: 100%;
    height: auto;
}
div.img:hover {
    border: 1px solid #000000;
}
div.desc {
    text-align: center;
    padding: 5px;
}
.area {
    height: 300px;
}
.subarea {
    height: 100px;
}
footer{
     position:absolute;
     bottom:0;
     width:100%;
}
footer .footer_box{
     background-color:pink;
     padding: 10px;
     color : grey;
     text-align: center;
}

posted @ 2017-11-02 19:22 003蒋宇翔阅读(173) 评论(0) 编辑收藏举报

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蒋宇翔

夜间模式的开启与关闭，父模板的制作

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