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快速掌握-bootstrap

快速掌握-bootstrap

作者: 小二儿上酒 | 来源:发表于2021-06-16 21:45 被阅读0次

    笔记-bootstrap

    是什么

    bootstrap 前端开发框架,可以快速的搭建 web 页面。

    框架分为响应式布局 和 非响应式布局。 响应式布局通过 不定宽 和media 查询实现,非响应式布局通过 12 列栅格化形成 形成类似的表格布局。 非响应式布局默认最大宽度为 1170 px。

    说是页面框架,就需要一些固定布局和样式的支持, 常用的模块

    1. 弹框
    2. 表单
    3. 按钮

    布局

    分为 响应式布局 和 非响应式布局。

    1. 响应式布局(流式布局):会随着浏览器的窗口变化而调整页面布局,会自动 撑满父元素 div。默认 类名后添加 "-fluid"

    2. 非响应式布局: 不会随着浏览器的窗口变化而调整页面布局,默认是 12 列 栅格化布局,就是把页面 分成 12 列,通过这个 12 列的容器,可以形成类似表格的布局方式。

    3. 非响应式布局默认最大宽度是 1170px; 响应式的宽度 默认是 100%; 在 bootstrap 中当页面的宽度小于 760px 的时候,会自动调整为宽度 100% 实现垂直方向的堆叠效果。

    4. 非响应式布局适合 内容比较集中,只有一块内容区域的页面

    5. 响应式布局适合 内容比较分散的页面

    <div class="container"></div>
    
    // row
    <div class="row">
      <div class="col-xs-12 col-md-8">.col-md-8</div>
      <div class="col-xs-6 col-md-4">.col-md-4</div>
      <div class="col-xs-6 col-md-offset-3">33333</div>
    </div>
    
    // 栅格的嵌套
    <div class="row show-grid">
      <div class="span6">
        <div class="row">
          <div class="span9">A</div>
        </div>
      </div>
      <div class="span6">C</div>
    </div>
    
    // 栅格偏移offset
    <div class="row show-grid">
      <div class="span3">A</div>
      <div class="span3 offset3">A</div>
    </div>
    
    // 对齐
    <p class="text-left">Left aligned text.</p>
    <p class="text-center">Center aligned text.</p>
    <p class="text-right">Right aligned text.</p>
    <p class="text-justify">Justified text.</p>
    <p class="text-nowrap">No wrap text.</p>
    <p class="text-lowercase">Lowercased text.</p>
    <p class="text-uppercase">Uppercased text.</p>
    <p class="text-capitalize">Capitalized text.</p>
    
    // 列表:(标签) 无序:ul 有序:ol 列表项:li
    无样式列表(类名):unstyled(只对直接子节点有效)
    行内列表(类名):inline(效果是让列表同行显示,并有间隔);
    
    <ul class="list-inline">
      <li>...</li>
    </ul>
    
    父:dl 着重/标题:dt 普通:dd
    水平描述(类名,加到父):dl-horizontal(效果是着重右对齐,普通左对齐,着重和描述对应的开始行在同一行)
    <dl class="dl-horizontal">
      <dt>...</dt>
      <dd>...</dd>
    </dl>
    
    // 自动截断 text-overflow
    

    文本

    文本前缀:text -
    背景前缀:bg-

    // 文本
    <p class="text-muted">...</p>
    <p class="text-primary">...</p>
    <p class="text-success">...</p>
    <p class="text-info">...</p>
    <p class="text-warning">...</p>
    <p class="text-danger">...</p>
    
    // 背景色
    <p class="bg-primary">...</p>
    <p class="bg-success">...</p>
    <p class="bg-info">...</p>
    <p class="bg-warning">...</p>
    <p class="bg-danger">...</p>
    
    // 居中
    <div class="center-block">...</div>
    

    图片

    <img src="..." class="img-responsive" alt="Responsive image">
    <img src="..." alt="..." class="img-rounded">
    <img src="..." alt="..." class="img-circle">
    <img src="..." alt="..." class="img-thumbnail">
    
    // 缩略图
    <a href="#" class="thumbnail">
        <img src="..." alt="...">
    </a>
    

    表格

    // tbody内部,斑马样式,奇数行加重颜色:table-striped
    // 表格边框:table-bordered
    // 鼠标悬停样式:table-hover
    // 表格内部更紧凑(行高更少):table-condensed
    <table class="table">
        <!-- On cells (`td` or `th`) -->
        <tr>
          <td class="active">...</td>
          <td class="success">...</td>
          <td class="warning">...</td>
          <td class="danger">...</td>
          <td class="info">...</td>
        </tr>
    </table>
    

    表单

    // 非内联
    <div class="form-group">
      <label for="exampleInputEmail1">邮箱地址</label>
      <input
        type="email"
        class="form-control"
        id="exampleInputEmail1"
        placeholder="Email"
      />
    </div>
    
    // 内联
    <form class="form-inline">
      <div class="form-group">
        <label for="exampleInputEmail2">Email</label>
        <input
          type="email"
          class="form-control"
          id="exampleInputEmail2"
          placeholder="jane.doe@example.com"
        />
      </div>
      <button type="submit" class="btn btn-default">Send invitation</button>
    </form>
    
    // 输入框 input-group-sm
    <div class="input-group input-group-lg">
      <span class="input-group-addon" id="basic-addon1">@</span>
      <input
        type="text"
        class="form-control"
        placeholder="Username"
        aria-describedby="basic-addon1"
      />
    </div>
    
    // radio
    <label class="checkbox-inline">
      <input type="checkbox" id="inlineCheckbox1" value="option1" /> 1
    </label>
    <label class="checkbox-inline">
      <input type="checkbox" id="inlineCheckbox2" value="option2" /> 2
    </label>
    <label class="checkbox-inline">
      <input type="checkbox" id="inlineCheckbox3" value="option3" /> 3
    </label>
    
    // 下拉框
    <select class="form-control">
      <option>1</option>
      <option>2</option>
      <option>3</option>
      <option>4</option>
      <option>5</option>
    </select>
    
    // 禁用状态
    <input
      class="form-control"
      id="disabledInput"
      type="text"
      placeholder="Disabled input here..."
      disabled
    />
    
    // 控制尺寸
    <input class="form-control input-lg" type="text" placeholder=".input-lg" />
    <input class="form-control" type="text" placeholder="Default input" />
    <input class="form-control input-sm" type="text" placeholder=".input-sm" />
    
    <select class="form-control input-lg">
      ...
    </select>
    <select class="form-control">
      ...
    </select>
    <select class="form-control input-sm">
      ...
    </select>
    

    按钮

    btn btn-default btn-lg (最大) btn btn-primary btn-sm (小) btn btn-success
    btn-xs (超小) btn btn-info btn-block(块级) btn btn-danger active(激活) btn
    btn-warning btn btn-link disabled="disabled" (禁用) // 关闭按钮
    <button type="button" class="close" aria-label="Close">
      <span aria-hidden="true">&times;</span>
    </button>
    
    // 三角符号
    <span class="caret"></span>
    
    // 按钮组
    <div class="btn-group btn-group-lg" role="group" aria-label="...">...</div>
    <div class="btn-group" role="group" aria-label="...">...</div>
    <div class="btn-group btn-group-sm" role="group" aria-label="...">...</div>
    <div class="btn-group btn-group-xs" role="group" aria-label="...">...</div>
    

    小标签

    // 小提示
    <span class="label label-default">Default</span>
    <span class="label label-primary">Primary</span>
    <span class="label label-success">Success</span>
    <span class="label label-info">Info</span>
    <span class="label label-warning">Warning</span>
    <span class="label label-danger">Danger</span>
    
    // 小标签
    <a href="#">Inbox <span class="badge">42</span></a>
    
    // 警告框
    <div class="alert alert-success alert-dismissible" role="alert">
      ...
      <button type="button" class="close" data-dismiss="alert" aria-label="Close">
        <span aria-hidden="true">&times;</span>
      </button>
    </div>
    <div class="alert alert-info" role="alert">...</div>
    <div class="alert alert-warning" role="alert">...</div>
    <div class="alert alert-danger" role="alert">...</div>
    

    浮动

    <div class="pull-left">...</div>
    <div class="pull-right">...</div>
    
    <div class="clearfix">...</div>
    

    显示隐藏

    <div class="show">...</div>
    <div class="hidden">...</div>
    

    字体图标

    <span class="glyphicon glyphicon-chevron-left" aria-hidden="true"></span>
    
    <span class="glyphicon glyphicon-chevron-right" aria-hidden="true"></span>
    

    导航

    // 导航 nav-pills nav-stacked nav-justified
    <ul class="nav nav-tabs">
      <li role="presentation" class="active"><a href="#">Home</a></li>
      <li role="presentation" class="disabled"><a href="#">Profile</a></li>
      <li role="presentation"><a href="#">Messages</a></li>
    </ul>
    
    // 导航组件 navbar-fixed-top(固定顶部) navbar-fixed-bottom(固定底部)
    <nav class="navbar navbar-default">
      <div class="container-fluid">
        <div class="navbar-header">
          <a class="navbar-brand" href="#">
            <img alt="Brand" src="..." />
          </a>
        </div>
        <form class="navbar-form navbar-left" role="search">
          <div class="form-group">
            <input type="text" class="form-control" placeholder="Search" />
          </div>
          <button type="submit" class="btn btn-default">Submit</button>
        </form>
      </div>
    </nav>
    

    面包屑

    <ol class="breadcrumb">
      <li><a href="#">Home</a></li>
      <li><a href="#">Library</a></li>
      <li class="active">Data</li>
    </ol>
    

    分页

    // 分页 pagination-lg pagination-sm
    <nav aria-label="Page navigation">
      <ul class="pagination pagination-lg">
        <li class="disabled">
          <a href="#" aria-label="Previous">
            <span aria-hidden="true">&laquo;</span>
          </a>
        </li>
        <li><a href="#">1</a></li>
        <li><a href="#">2</a></li>
        <li><a href="#">3</a></li>
        <li><a href="#">4</a></li>
        <li><a href="#">5</a></li>
        <li>
          <a href="#" aria-label="Next">
            <span aria-hidden="true">&raquo;</span>
          </a>
        </li>
      </ul>
    </nav>
    

    面板

    <div class="panel panel-default">
      <div class="panel-heading">Panel heading without title</div>
      <div class="panel-body">Panel content</div>
    </div>
    

    Well

    // well-lg well-sm
    <div class="well">...</div>
    

    iframe 自适应

    <!-- 16:9 aspect ratio -->
    <div class="embed-responsive embed-responsive-16by9">
      <iframe class="embed-responsive-item" src="..."></iframe>
    </div>
    
    <!-- 4:3 aspect ratio -->
    <div class="embed-responsive embed-responsive-4by3">
      <iframe class="embed-responsive-item" src="..."></iframe>
    </div>
    

    进度条

    // progress-bar-success progress-bar-info progress-bar-warning
    progress-bar-danger // progress-bar-striped // 多个进度条
    <div class="progress">
      <div
        class="progress-bar progress-bar-success"
        role="progressbar"
        aria-valuenow="60"
        aria-valuemin="0"
        aria-valuemax="100"
        style="width: 60%;"
      >
        60%
      </div>
    </div>
    
    // 单个进度条
    <div class="progress">
      <div class="progress-bar progress-bar-success" style="width: 35%">
        <span class="sr-only">35% Complete (success)</span>
      </div>
      <div
        class="progress-bar progress-bar-warning progress-bar-striped"
        style="width: 20%"
      >
        <span class="sr-only">20% Complete (warning)</span>
      </div>
      <div class="progress-bar progress-bar-danger" style="width: 10%">
        <span class="sr-only">10% Complete (danger)</span>
      </div>
    </div>
    

    弹出框

    // bs-example-modal-lg bs-example-modal-sm
    
    <button
      type="button"
      class="btn btn-primary btn-lg"
      data-toggle="modal"
      data-target="#myModal"
    >
      弹出框
    </button>
    
    <!-- 弹框 -->
    <div
      class="modal fade bs-example-modal-sm"
      id="myModal"
      tabindex="-1"
      role="dialog"
      aria-labelledby="myModalLabel"
    >
      <div class="modal-dialog" role="document">
        <div class="modal-content">
          <div class="modal-header">
            <button
              type="button"
              class="close"
              data-dismiss="modal"
              aria-label="Close"
            >
              <span aria-hidden="true">&times;</span>
            </button>
            <h4 class="modal-title" id="myModalLabel">Modal title</h4>
          </div>
          <div class="modal-body">...</div>
          <div class="modal-footer">
            <button type="button" class="btn btn-default" data-dismiss="modal">
              Close
            </button>
            <button type="button" class="btn btn-primary">保存</button>
          </div>
        </div>
      </div>
    </div>
    
    <script>
      // 方法调用
      $("#myModal").modal("show");
      $("#myModal").modal("hide");
      $("#myModal").modal("toggle");
    </script>
    

    标签切换

    <div>
      <!-- Nav tabs -->
      <ul class="nav nav-tabs" role="tablist">
        <li role="presentation" class="active">
          <a href="#home" aria-controls="home" role="tab" data-toggle="tab">Home</a>
        </li>
        <li role="presentation">
          <a href="#profile" aria-controls="profile" role="tab" data-toggle="tab"
            >Profile</a
          >
        </li>
        <li role="presentation">
          <a href="#messages" aria-controls="messages" role="tab" data-toggle="tab"
            >Messages</a
          >
        </li>
        <li role="presentation">
          <a href="#settings" aria-controls="settings" role="tab" data-toggle="tab"
            >Settings</a
          >
        </li>
      </ul>
    
      <!-- Tab panes -->
      <div class="tab-content">
        <div role="tabpanel" class="tab-pane active" id="home">...</div>
        <div role="tabpanel" class="tab-pane" id="profile">...</div>
        <div role="tabpanel" class="tab-pane" id="messages">...</div>
        <div role="tabpanel" class="tab-pane" id="settings">...</div>
      </div>
    </div>
    
    <script>
      // 方法调用
      $("#myTabs a").click(function (e) {
        e.preventDefault();
        $(this).tab("show");
      });
      $('#myTabs a[href="#profile"]').tab("show"); // Select tab by name
      $("#myTabs a:first").tab("show"); // Select first tab
      $("#myTabs a:last").tab("show"); // Select last tab
      $("#myTabs li:eq(2) a").tab("show"); // Select third tab (0-indexed)
    </script>
    

    颜色

    txt-color-red bg-color-green bg-color-blue bg-color-orange bg-color-pink
    no-padding 变绿:success 红:error 黄:warning 蓝:info
    

    api 文档

    1. 官方文档 - https://v3.bootcss.com/
    2. w3cshool.cc - http://home.ustc.edu.cn/~xie1993/bootstrap/bootstrap-tutorial.html

    总结

    笔记方式总结,目的常用api 学习回顾

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