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  • 作业21-加载静态文件,父模板的继承和扩展

    • 用url_for加载静态文件
      1. <script src="{{ url_for('static',filename='js/login.js') }}"></script>
      2. flask 从static文件夹开始寻找
      3. 可用于加载css, js, image文件
    • 继承和扩展
      1. 把一些公共的代码放在父模板中,避免每个模板写同样的内容。base.html
      2. 子模板继承父模板
        1.   {% extends 'base.html’ %}
      3. 父模板提前定义好子模板可以实现一些自己需求的位置及名称。block
        1. <title>{% block title %}{% endblock %}-MIS问答平台</title>
        2. {% block head %}{% endblock %}
        3. {% block main %}{% endblock %}
      4. 子模板中写代码实现自己的需求。block
        1.   {% block title %}登录{% endblock %}
    • 首页、登录页、注册页都按上述步骤改写。
    <!DOCTYPE html>
    <html lang="en">
    <head>
        <meta charset="UTF-8">
        <title>{% block title %}霓虹 - 点击打开你的视野{% endblock %}</title>
        {% block head %}
        <link rel="stylesheet" href="../static/css/base.css" type="text/css">
        <script src="../static/js/base.js"></script>
        {% endblock %}
    </head>
    <body id="myBody">
        {% block main %}
    <nav>
    <ul>
      <li><a href="#home">首页</a></li>
      <li><a href="#search">搜索</a></li>
      <li><input class="find"type="text"name="search"></li>
     <li style="float:right"><a class="active" href="#about">联系我们</a></li>
      <li style="float:right"><a class="active" href="#regist">注册</a></li>
      <li style="float:right"><a class="active" href="#login">登录</a></li>
    </ul>
    </nav>
    <div class="area"></div>
    <div class="area1">
        <div class="img">
            <a href="https://www.zhihu.com/question/28715237/answer/83938634"><img
                    src="https://timgsa.baidu.com/timg?image&quality=80&size=b9999_10000&sec=1509619400048&di=0a3de93d08ed7737aef765d7d7605649&imgtype=0&src=http%3A%2F%2Fimg1.gtimg.com%2Fbj%2Fpics%2Fhv1%2F35%2F44%2F2049%2F133247480.png"></a>
            <div class="desc"><a href="https://www.zhihu.com/question/28715237/answer/83938634">日本的鲤鱼旗有什么含义?</a></div>
        </div>
        <div class="img">
            <a href="https://www.baidu.com/link?url=9TQR74QaJSq58bTzm0ELKi-BPFqgGU6PCsCKxv2f0iRZ5pUNy-eBcFwc_U1jyKCs&wd=&eqid=9c41d575000042b00000000659facdd0">
                <img src="http://www.sxdaily.com.cn/NMediaFile/2015/0307/SXRB201503070810000126303204969.jpg"></a>
            <div class="desc"><a href="https://www.baidu.com/link?url=9TQR74QaJSq58bTzm0ELKi-BPFqgGU6PCsCKxv2f0iRZ5pUNy-eBcFwc_U1jyKCs&wd=&eqid=9c41d575000042b00000000659facdd0">细品寿司的前世今生</a></div>
        </div>
    </div>
        {% endblock %}
    </body>
    <footer>
         <div class="footer_box">
            Copyright@丝滑酱
         </div>
    </footer>
    </html>


    #login登录页

    <!DOCTYPE html>
    <html lang="en">
    <head>
        <meta charset="UTF-8">
        {% extends'base.html' %}
        <title>{% block title %}霓虹 - 点击打开你的视野{% endblock %}</title>
        {% block head %}
        <link href="../static/css/login.css" rel="stylesheet" type="text/css">
        <script type='text/javascript' src='../static/js/login.js'></script>
        {% endblock %}
    </head>
    <body>
        {% block main %}
    <div class="box">
       <h1>(。・∀・)ノ゙</h1>
        <div class="input_box">
            <input id="uname" type="text" placeholder="请输入用户名" style="300px">
        </div>
        <div class="input_box">
            <input id="upass" type="password" placeholder="请输入密码" style="300px">
        </div>
        <div id="error_box"><br></div>
        <input type="checkbox"value="true"><span>记住我</span> <a href="">忘记密码</a><br><br>
        <div class="input_box">
            <button class="button"onclick="fnLogin()">登录</button>
         </div>
    </div>
        {% endblock %}
    </body>
    </html>

    #注册页

    <!DOCTYPE html>
    <html lang="en">
    <head>
        {% extends'base.html' %}
        <meta charset="UTF-8">
        <title>% block title %}霓虹 - 点击打开你的视野{% endblock %}</title>
        {% block head %}
        <link href="../static/css/login.css" rel="stylesheet" type="text/css">
        <script type='text/javascript' src='../static/js/login.js'></script>
        {% endblock %}
    </head>
    <body>
        {% block main %}
    <div class="box">
       <h1>-快到碗里来-</h1>
        <div class="input_box">
            <input id="uname" type="text" placeholder="请输入用户名" style="300px">
        </div>
        <div class="input_box">
            <input id="upass" type="password" placeholder="请输入密码" style="300px">
        </div>
        <div id="error_box"><br></div>
        <input type="checkbox"value="true"><span>记住我</span> <a href="">忘记密码</a><br><br>
        <div class="input_box">
            <button class="button"onclick="fnLogin()">注册</button>
         </div>
    </div>
        {% endblock %}
    </body>
    </html>

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  • 原文地址:https://www.cnblogs.com/hegui/p/7780795.html
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