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

放置点击的按钮或图片。
定义开关切换函数。

onclick函数调用。

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>on_off</title>
    <script>
        function mySwitch() {
            var oBody = document.getElementById("myBody");
            var oOnoff = document.getElementById("on_off");
            if (oOnoff.src.match(4034066)) {oOnoff.src = "http://p2.so.qhimgs1.com/t01d1c4018fa8f64a6e.gif";
            oBody.style.background = "black";
            oBody.style.color = "white";
            } else {
            oOnoff.src = "http://img3.redocn.com/tupian/20150409/shouhuihuangsetaiyangshiliangsucai_4034066.jpg";
            oBody.style.background = "white";
            oBody.style.color = "black";
            }
        }
        
    </script>
</head>
<body id="myBody">
<img id="on_off" onclick="mySwitch()" src="http://img3.redocn.com/tupian/20150409/shouhuihuangsetaiyangshiliangsucai_4034066.jpg" width="60px">
<h2>hello</h2>
</body>
</html>

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>
<head>
    <meta charset="utf-8">
    <title>base</title>
    <link rel="stylesheet" type="text/css" href="../static/css/base.css">
    <link rel="stylesheet" href="http://cdn.static.runoob.com/libs/bootstrap/3.3.7/css/bootstrap.min.css">

    <script src="../static/js/base.js"></script>
</head>
<body id="mybody">

<nav class="navbar navbar-inverse" role="navigation">
    <div class="container-fluid">
        <div class="navbar-header">
            <a class="navbar-brand" href="#">首页</a>
        </div>
        <div>
            <ul class="nav navbar-nav">
                <li><a href="#" onclick="">登陆</a></li>
                <li><a href="#" onclick="">注册</a></li>
                <li class="dropdown">
                    <a href="#" class="dropdown-toggle" data-toggle="dropdown">
                        设置 <b class="caret"></b>
                    </a>
                    <ul class="dropdown-menu">
                        <li><a href="#">收藏</a></li>
                        <li><a href="#">分享</a></li>
                        <li><a href="#">搜索</a></li>
                        <li class="divider"></li>
                        <li><a href="#">点赞</a></li>
                    </ul>
                </li>
                <li><a href="#">||</a></li>
            </ul>
        </div>
        <div style="float: left">
            <img id="myonoff" onclick="mySwitch()" src="http://www.runoob.com/images/pic_bulbon.gif" style="width:40px" >
        </div>
        <div>
            <input type="text" name="user" id="user" placeholder="请输入内容">
            <input type="button" value="搜索" class="btn btn-success" onclick="">
        </div>
    </div>
</nav>

<nav class="navbar navbar-inverse navbar-fixed-bottom" role="navigation">
    <ul class="nav navbar-nav">
        <li><img src="http://www.gzcc.cn/2016/images/footer1-logo.png"></li>
        <li style="color: bisque;">版权所有@misaki</li>
    </ul>
</nav>

img {
    width: 200px; 
}

div.sa {
    border-style: solid; 
    border-width: 5px; 
    border-color: gold; 
    width: 400px;
    float: left; 
    margin: 5px; 
}

div.sa img {
    width: 100%; 
    heigh: aute; 
}

div.st {
    text-align: center;
    padding: 2px; 
}

div.sa:hover {
    border-style: solid;
    border-width: 5px;
    border-color: green;
}

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 = "yellow"
    } else {
        oOnoff.src = "http://www.runoob.com/images/pic_bulbon.gif";
        oBody.style.background = "white";
        oBody.style.color = "black"
    }
}

posted on 2017-11-03 17:55 106洪瑜阅读(195) 评论(0) 编辑收藏举报

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夜间模式的开启与关闭，父模板的制作

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