CSS框架之BootStrap

本文详细介绍了流行的CSS框架BootStrap,包括其定义、优点,以及在排版、栅格系统、表格样式、表单样式、辅助工具等方面的应用。此外,还讨论了BootStrap的JavaScript插件,如模态框、导航和标签页等。

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一、CSS框架:

  1、定义:CSS框架是一系列CSS文件的集合体,包含了基本的元素重置、页面排版、网格布局、表单样式、通用规则等代码块,用于简化web前端开发的工作,提高工作效率。

 2、CSS框架的优点:提高CSS代码重用效率,基础的代码不需要重复编写;

                             提供统一而规范的CSS编码规则,有利于团队协作;

                             浏览器对其兼容性较好。

二、BootStrap:

   1、定义:BootStrap是当前较为流行的CSS框架之一,是Twitter退出的一个用于前端开发的开源工具包。

   2、优点:企业开发多使用某种CSS框架,其中以BootStrap为目前使用居多;

                      有利于学习和理解其他框架。

eg:第一个BootStrap界面(首先引入bootstrap.min.css):

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE-edge">
<meta name="viewport" content="width=device-width,initial-scale=1"/>
<title>bootstrap_01</title>
<link rel="stylesheet" type="text/css" href="./bootstrap-3.3.7-dist/css/bootstrap.min.css" />
</head>
<body>

 <h3>你好,欢迎学习BootStrap!</h3>

</body>
</html>

3、BootStrap基本样式—栅格


(1)栅格基本使用方式:

a. 使用.container(1170px)或container—fluid包裹;

b.列应当包含在行“row”中;

c.列的基本格式:(col-屏幕大小-数字)。

eg:栅格使用

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE-edge">
<meta name="viewport" content="width=device-width,initial-scale=1"/>
<title>bootstrap_01</title>
<link rel="stylesheet" type="text/css" href="./bootstrap-3.3.7-dist/css/bootstrap.min.css" />
</head>
<body>
<div class="container">
	<div class="row">
		<div class="col-md-3" style="background-color: red">col-3</div>
		<div class="col-md-9" style="background-color: green">col-9</div>
	</div>
</div>
</body>
</html>

(2)栅格基本使用方式二:

 一行多余12列时自动换行;列偏移(.col-md-offset-n:向右偏移n列);嵌套列(在一个col下再使用row产生一个或多个行)

eg:

<!DOCTYPE html>
<html lang="zh-CN">
	<head>
		<meta charset="utf-8">
		<meta http-equiv="X-UA-Compatible" content="IE-edge">
		<meta name="viewport" content="width=device-width,initial-scale=1">
		<title>Hello Bootstrap</title>
		<link rel="stylesheet" type="text/css" href="./bootstrap-3.3.7-dist/css/bootstrap.min.css">
		<!-- 添加IE8支持 -->
		<!--[if lt IE 9]>
		<script type="text/javascript" src="./bootstrap-3.3.7-dist/js/html5shiv.min.js"></script>
		<script type="text/javascript" src="./bootstrap-3.3.7-dist/js/respond.min.js"></script>
	<![endif]-->
	<script type="text/javascript" src="./bootstrap-3.3.7-dist/js/jquery.min.js"></script>
	<script type="text/javascript" src="./bootstrap-3.3.7-dist/js/bootstrap.min.js"></script>
	</head>
	<body>
        <div class="container">
          <div class="row">
		<div class="col-md-6 col-md-offset-3" style="background-color:yellow">.col-md-6</div>
		
	  </div>
	  <div class="row">
		<div class="col-md-6 col-md-offset-3">
			<div class="row">
				<div class="col-md-4" style="background-color: red">4</div>
				<div class="col-md-8" style="background-color: blue">8</div>
			</div>
		</div>
	</div>
</div>
	</body>
</html>

4、排版:

(1)基于html标签样式:h1-h6、p、mark、del、strong;

(2)文本对齐:Text-left text-right text-center text-nowrap;

(3)列表:list-unstyled(去掉标记)、list-inline(将li显示在一行)。

5、表格样式:

 (1)基本样式:table-striped:条纹表格;table-bordered:带边框表格;

                    table-hover:鼠标悬停;table-condensed:紧缩表格;

 (2)状态类:给单元格设置颜色:.active,.success,.info,.warning,.danger

 (3)响应式表格:table-responsive

6、表单样式:

 (1)基本样式:form-control:表单元素的宽度属性为100%;input-group:表单分组;

                   checkbox-inline:在一行显示checkbox;Radio-inline:在一行显示radio;

                    disabled:禁用;readonly:只读;

                    .has-warning、.has-error或.has-success:表单校验;

                    添加图标:has-feedback;控件尺寸:input-lg,input-sm

 (2)表单其他样式:form-inline:内联表单;form-horizontal:水平标签。

 (3)按钮:btn:显示为一个按钮,用于button元素或其他元素;

               颜色:btn-default,btn-primary,btn-success,btn-info,btn-warning,btn-danger,btn-link;

               尺寸:btn-lg,btn-sm,btn-block;

               disabled:禁用。

(4)图片:响应式图片:img-responsive;

            图片形状:img-rounded,img-cride,img-thumbnail.

7、辅助工具:

  (1)文字颜色:text-muted,text-primary,text-success

                          text-info,text-warning,text-danger

 (2)背景颜色:bg-muted,bg-primary,bg-success

                         bg-info,bg-warning,bg-danger

 (3)浮动:Pull-xx: right:xxx%,Push-xx:left: xxx%,clearfix

 (4)内容居中:center-block

 (5)显示或隐藏:show,hidden

 (6)响应式工具:visible-xs-*:可见,hidden-xs:隐藏

8、BootStrap组件

 (1)下拉菜单:dropdown,dropdown-menu,

                         dropdown-header:不可点击的菜单

 (2)按钮组:button-group;btn-group-vertical:垂直排列

 (3)导航:a.基本导航:nav;nav-tabs:标签式导航;nav-pills:胶囊式导航;

                   b.导航条:Navbar, navbar-brand:品牌图标  ,navbar-btn:导航按钮

                                Navbar-text:导航文本 ,Navbar-left/navbar-right:元素居左/居右
                                navbar-fixed-top:固定在顶部 , navbar-fixed-bottom:固定在底部
                               navbar-default:反色
                   c.路径导航:breadcrumb                 

  (4)标签:Label , label-default ,label-primary

                    label-success ,label-info ,label-warning
                    label-danger
  (5)列表:list-group;List-group-item:列表项;list-group-item-heading;list-group-item-text;
  (6)面板: Panel ,panel-heading ,panel-title ,panel-body
                   panel-footer ,panel-primary ,panel-success
                   panel-info ,panel-warning ,panel-danger
                   Panel和其它元素的组合
  (7)分页:pagination;

  (8)徽章:badge;

  (9)巨幕:jumbotron;

  (10)缩略图:thumbnail

eg:下拉菜单,按钮:

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE-edge">
<meta name="viewport" content="width=device-width,initial-scale=1"/>
<title>bootstrap_01</title>
<link rel="stylesheet" type="text/css" href="./bootstrap-3.3.7-dist/css/bootstrap.min.css" />
<!--[if lt IE 9]>
<script type="text/javascript" src="./bootstrap-3.3.7-dist/js/html5shiv.min.js"></script>
<script type="text/javascript" src="./bootstrap-3.3.7-dist/js/respond.min.js"></script>	
<![endif]-->

<script type="text/javascript" src="./bootstrap-3.3.7-dist/js/jquery.min.js"></script>
<script type="text/javascript" src="./bootstrap-3.3.7-dist/js/bootstrap.min.js"></script>
</head>
<body>
<div class="container">
	<div class="row">
		<div class="col-md-12">

			<div class="dropdown">
				<button type="button" class="btn btn-default" data-toggle="dropdown">下拉菜单
					<span class="caret"></span>
				</button>
				<ul class="dropdown-menu">
					<li><a href="#">子菜单1</a></li>
					<li><a href="#">子菜单2</a></li>
					<li><a href="#">子菜单3</a></li>
					<li><a href="#">子菜单4</a></li>
				</ul>
			</div>
		</div>
	</div>
	<div class="row">
		<div class="col-md-12">
			<div class="btn-group">
				<button type="button" class="btn btn-default">Left</button>
				<button type="button" class="btn btn-default">Middle</button>
				<button type="button" class="btn btn-default">Right</button>
			</div>
		</div>
	</div>	
</div>
</body>
</html>
eg:导航:
<!DOCTYPE html>
<html lang="zh-CN">
  <head>
    <meta charset="utf-8">
    <meta http-equiv="X-UA-Compatible" content="IE-edge">
    <meta name="viewport" content="width=device-width,initial-scale=1">
    <title>Hello Bootstrap</title>
    <link rel="stylesheet" type="text/css" href="./bootstrap-3.3.7-dist/css/bootstrap.min.css">
    <!-- 添加IE8支持 -->
    <!--[if lt IE 9]>
    <script type="text/javascript" src="./bootstrap-3.3.7-dist/js/html5shiv.min.js"></script>
    <script type="text/javascript" src="./bootstrap-3.3.7-dist/js/respond.min.js"></script>
  <![endif]-->
  <script type="text/javascript" src="./bootstrap-3.3.7-dist/js/jquery.min.js"></script>
  <script type="text/javascript" src="./bootstrap-3.3.7-dist/js/bootstrap.min.js"></script>
  </head>
  <body>
<nav class="navbar navbar-default">
  <div class="container-fluid">
      <div class="navbar-header">
        <button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#menu1">
          <span class="sr-only">Toggle navigation</span>
          <span class="icon-bar"></span>
          <span class="icon-bar"></span>
          <span class="icon-bar"></span>
        </button>
        <a class="navbar-brand" href="#">网站名称</a>
      </div>
      <div class="collapse navbar-collapse" id="menu1">
        <ul class="nav navbar-nav">
          <li class="active"><a href="#">首页</a></li>
           <li ><a href="#">公司简介</a></li>
           <li class="dropdown">
             <a href="#" class="dropdown-toggle" data-toggle="dropdown">
               产品目录<span class="caret"></span>
             </a>
             <ul class="dropdown-menu">
               <li><a href="#">产品1</a></li>
               <li><a href="#">产品2</a></li>
             </ul>
           </li>
        </ul>
      <form class="navbar-form navbar-left">
        <div class="form-group">
          <input type="text" class="form-control" name="q" placeholder="请输入关键字" />
        </div>
        <button type="button" class="btn btn-default">搜索</button>
      </form>
      <ul class="nav navbar-nav navbar-right">
        <li><a href="#">登录</a></li>
      </ul>
      </div>
  </div>
</nav>
<div class="container">
  <div class="row">
    <div class="col-md-12">        
    </div>   
  </div>  
</div>
  </body>
</html>
三、JavaScript插件:

 1、模态框:data方式调用:<button type="button" data-toggle="modal"

                                         data-target="#myModal">Launch modal</button> 

                  js方式调用:$('#myModal').modal(options)
2、标签页:data方式调用:<li role="presentation" class="active">
                                       <a href="#home" aria-controls="home" role="tab"data-toggle="tab">Home</a>
                                       </li> 
                  js方式调用:$('#someTab').tab('show')
                 事件:show.bs.tab  显示前触发(1);shown.bs.tab 显示后触发(2);
                          hide.bs.tab 隐藏前触发(3);hidden.bs.tab 隐藏后触发(4)
3、轮播图:data方式调用:<div id="carousel-example-generic" 
                                          class="carousel slide"data-ride="carousel">
                                          </div> 
                  js方式调用:$('.carousel').carousel()
eg:弹出框:
<!DOCTYPE html>
<html lang="zh-CN">
	<head>
		<meta charset="utf-8">
		<meta http-equiv="X-UA-Compatible" content="IE-edge">
		<meta name="viewport" content="width=device-width,initial-scale=1">
		<title>Hello Bootstrap</title>
		<link rel="stylesheet" type="text/css" href="./bootstrap-3.3.7-dist/css/bootstrap.min.css">
		<!-- 添加IE8支持 -->
		<!--[if lt IE 9]>
		<script type="text/javascript" src="./bootstrap-3.3.7-dist/js/html5shiv.min.js"></script>
		<script type="text/javascript" src="./bootstrap-3.3.7-dist/js/respond.min.js"></script>
	<![endif]-->
	<script type="text/javascript" src="./bootstrap-3.3.7-dist/js/jquery.min.js"></script>
	<script type="text/javascript" src="./bootstrap-3.3.7-dist/js/bootstrap.min.js"></script>
	</head>
	<body>
	<div class="container">
		<div class="row">
			<div class="col-md-12">
				<button type="button" class="btn btn-primary" data-toggle="modal" data-target="#myModal">
					打开对话框
				</button>
				
				<div class="modal fade" 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"><span>×</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-primary" data-dismiss="modal">Close</button>
							</div>
						</div>
					</div>
				</div>
			</div>
		</div>
	</div>
	</body>
</html>

eg:标签页:

<!DOCTYPE html>
<html lang="zh-CN">
	<head>
		<meta charset="utf-8">
		<meta http-equiv="X-UA-Compatible" content="IE-edge">
		<meta name="viewport" content="width=device-width,initial-scale=1">
		<title>Hello Bootstrap</title>
		<link rel="stylesheet" type="text/css" href="./bootstrap-3.3.7-dist/css/bootstrap.min.css">
		<!-- 添加IE8支持 -->
		<!--[if lt IE 9]>
		<script type="text/javascript" src="./bootstrap-3.3.7-dist/js/html5shiv.min.js"></script>
		<script type="text/javascript" src="./bootstrap-3.3.7-dist/js/respond.min.js"></script>
	<![endif]-->
	<script type="text/javascript" src="./bootstrap-3.3.7-dist/js/jquery.min.js"></script>
	<script type="text/javascript" src="./bootstrap-3.3.7-dist/js/bootstrap.min.js"></script>
	</head>
	<body>
<div class="container">
	<div class="row">
		<div class="col-md-12">
			<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>
			<div class="tab-content">
  <div role="tabpanel" class="tab-pane fade in active" id="home">
  	首页内容
  </div>
  <div role="tabpanel" class="tab-pane fade" id="profile">个人信息</div>
  <div role="tabpanel" class="tab-pane fade" id="messages">消息内容</div>
  <div role="tabpanel" class="tab-pane fade" id="settings">设置</div>
</div>
		</div>
	</div>
</div>

	</body>
</html>

eg:轮播图:

<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE-edge">
<meta name="viewport" content="width=device-width,initial-scale=1">
<title>Hello Bootstrap</title>
<link rel="stylesheet" type="text/css" href="./bootstrap-3.3.7-dist/css/bootstrap.min.css">
<!-- 添加IE8支持 -->
<!--[if lt IE 9]>
<script type="text/javascript" src="./bootstrap-3.3.7-dist/js/html5shiv.min.js"></script>
<script type="text/javascript" src="./bootstrap-3.3.7-dist/js/respond.min.js"></script>
<![endif]-->
<script type="text/javascript" src="./bootstrap-3.3.7-dist/js/jquery.min.js"></script>
<script type="text/javascript" src="./bootstrap-3.3.7-dist/js/bootstrap.min.js"></script>
</head>
<body>
<div class="container">
	<div class="row">
		<div class="col-md-12" style="background-color: blue">
			<div class="carousel slide" data-ride="carousel" id="carousel-example">
				<ol class="carousel-indicators">
					<li data-target="#carousel-example" data-slide-to="0" class="active"></li>
					<li data-target="#carousel-example" data-slide-to="1" class="active"></li>
					<li data-target="#carousel-example" data-slide-to="2" class="active"></li>
				</ol>
				<div class="carousel-inner" role="listbox">
					<div class="item active">
						<img src="./img/t.jpg"/>
					</div>
					<div class="item">
						<img src="./img/t2.jpg"/>
					</div>
					<div class="item">
						<img src="./img/t3.jpg"/>
					</div>
				</div>
  <a class="left carousel-control" href="#carousel-example" role="button" data-slide="prev">
    <span class="glyphicon glyphicon-chevron-left" aria-hidden="true"></span>
    <span class="sr-only">Previous</span>
  </a>
  <a class="right carousel-control" href="#carousel-example" role="button" data-slide="next">
    <span class="glyphicon glyphicon-chevron-right" aria-hidden="true"></span>
    <span class="sr-only">Next</span>
  </a>
			</div>
		</div>
	</div>
</div>
</body>
</html>

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