使用BootStrap.编写网页
今天我们来使用BootStrap编写网页界面,首先我们需要在项目里导入Bootstrap的css文件和js文件,再到网页代码中编写导入语句但是需要我们写的代码并不多,我们只需要修改就可以了,其他的都是复制的。我们到Bootstrap官网(我用的版本是Bootstrap5)点击Docs,网页的左侧就会有我们需要的效果代码。例如:如果需要在网页在添加图片记得在项目里建一个文件专门放图片top.jsp里
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今天我们来使用BootStrap编写网页界面,首先我们需要在项目里导入Bootstrap的css文件和js文件,再到网页代码中编写导入语句
但是需要我们写的代码并不多,我们只需要修改就可以了,其他的都是复制的。
我们到Bootstrap官网(我用的版本是Bootstrap5)点击Docs,网页的左侧就会有我们需要的效果代码。
例如:
如果需要在网页在添加图片记得在项目里建一个文件专门放图片
top.jsp里写的是导航栏代码
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
<title>Title</title>
</head>
<body>
<%--导航栏--%>
<nav class="navbar navbar-dark bg-primary mb-2">
<div class="container-fluid">
<a class="navbar-brand" href="#">
天天商城
</a>
<button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#linkText"
aria-controls="navbarText" aria-expanded="false">
<span class="navbar-toggler-icon"></span>
</button>
<div class="collapse navbar-collapse" id="linkText">
<ul class="navbar-nav me-auto mb-2 mb-lg-0">
<li class="nav-item">
<a class="nav-link" href="index.jsp" id="index">首页</a>
</li>
<li class="nav-item">
<a class="nav-link" href="insert.jsp" id="insert">增加商品</a>
</li>
</ul>
<script>
$("#<%=request.getParameter("type")%>").addClass("active")
</script>
</div>
</div>
</nav>
</body>
</html>
index.jsp里写的是网页主页面代码
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
<title>Title</title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<script src="js/jquery-3.3.1.js"></script>
<link rel="stylesheet" href="bootstrap-5.0.0-beta3-dist/css/bootstrap.css">
<script src="bootstrap-5.0.0-beta3-dist/js/bootstrap.js"></script>
<style>
.carousel-item img{
height: 350px;
}
</style>
</head>
<body>
<jsp:include page="component/top.jsp">
<jsp:param name="type" value="index"/>
</jsp:include>
<%--容器--%>
<div class="container">
<%--轮播图--%>
<div id="myCarousel" class="carousel slide mb-3" data-bs-ride="carousel" data-bs-interval="1000">
<div class="carousel-indicators">
<button type="button" data-bs-target="#myCarousel" data-bs-slide-to="0" class="active"></button>
<button type="button" data-bs-target="#myCarousel" data-bs-slide-to="1"></button>
<button type="button" data-bs-target="#myCarousel" data-bs-slide-to="2"></button>
</div>
<div class="carousel-inner">
<div class="carousel-item active">
<img src="images/t1.jpg" class="d-block w-100" alt="...">
<div class="carousel-caption d-none d-md-block">
<h5>First slide label</h5>
<p>Some representative placeholder content for the first slide.</p>
</div>
</div>
<div class="carousel-item">
<img src="images/t2.jpg" class="d-block w-100" alt="...">
<div class="carousel-caption d-none d-md-block">
<h5>First slide label</h5>
<p>Some representative placeholder content for the first slide.</p>
</div>
</div>
<div class="carousel-item">
<img src="images/t3.jpg" class="d-block w-100" alt="...">
<div class="carousel-caption d-none d-md-block">
<h5>First slide label</h5>
<p>Some representative placeholder content for the first slide.</p>
</div>
</div>
</div>
<button class="carousel-control-prev" type="button" data-bs-target="#myCarousel" data-bs-slide="prev">
<span class="carousel-control-prev-icon"></span>
</button>
<button class="carousel-control-next" type="button" data-bs-target="#myCarousel" data-bs-slide="next">
<span class="carousel-control-next-icon"></span>
</button>
</div>
<div class="row">
<div class="col-3">
<div class="input-group mb-3">
<label class="input-group-text" for="rows">显示个数</label>
<select class="form-select" id="rows">
<option value="4">4</option>
<option value="8">8</option>
<option value="12">12</option>
</select>
</div>
</div>
<div class="col-3">
<div class="input-group mb-3">
<label class="input-group-text" for="rows">排序规则</label>
<select class="form-select" >
<option value="4">根据商品价格</option>
<option value="8">根据商品库存</option>
<option value="12">根据商品销量</option>
</select>
</div>
</div>
<div class="col-3">
<div class="input-group mb-3">
<label class="input-group-text" for="rows">搜索商品</label>
<input type="text" class="form-control">
</div>
</div>
</div>
<%--商品网格显示--%>
<div class="row">
<%--一行显示4个商品 每个card占用三格--%>
<div class="card col-md-3 mb-2">
<img src="images/default.jpeg" class="card-img-top" alt="">
<div class="card-body">
<h5 class="card-title">可爱手办</h5>
<p class="card-text">邻家青梅</p>
<div class="btn-group" role="group">
<button type="button" class="btn btn-primary">🔍</button>
<button type="button" class="btn btn-warning">🛒</button>
<button type="button" class="btn btn-danger">🙅</button>
</div>
</div>
</div>
<div class="card col-md-3 mb-2">
<img src="images/default.jpeg" class="card-img-top" alt="">
<div class="card-body">
<h5 class="card-title">可爱手办</h5>
<p class="card-text">邻家青梅</p>
<div class="btn-group" role="group">
<button type="button" class="btn btn-primary">🔍</button>
<button type="button" class="btn btn-warning">🛒</button>
<button type="button" class="btn btn-danger">🙅</button>
</div>
</div>
</div>
<div class="card col-md-3 mb-2">
<img src="images/default.jpeg" class="card-img-top" alt="">
<div class="card-body">
<h5 class="card-title">可爱手办</h5>
<p class="card-text">邻家青梅</p>
<div class="btn-group" role="group">
<button type="button" class="btn btn-primary">🔍</button>
<button type="button" class="btn btn-warning">🛒</button>
<button type="button" class="btn btn-danger">🙅</button>
</div>
</div>
</div>
<div class="card col-md-3 mb-2">
<img src="images/default.jpeg" class="card-img-top" alt="">
<div class="card-body">
<h5 class="card-title">可爱手办</h5>
<p class="card-text">邻家青梅</p>
<div class="btn-group" role="group">
<button type="button" class="btn btn-primary">🔍</button>
<button type="button" class="btn btn-warning">🛒</button>
<button type="button" class="btn btn-danger">🙅</button>
</div>
</div>
</div>
</div>
<ul class="pagination pagination-lg">
<li class="page-item active" aria-current="page">
<span class="page-link">1</span>
</li>
<li class="page-item"><a class="page-link" href="#">2</a></li>
<li class="page-item"><a class="page-link" href="#">3</a></li>
</ul>
</div>
</body>
</html>
运行效果:
点击导航栏上的图标,导航栏就会展开 ,点击增加商品就可以跳转界面
insert.jsp里写的就是我们的增加商品的代码
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
<title>Title</title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<script src="js/jquery-3.3.1.js"></script>
<link rel="stylesheet" href="bootstrap-5.0.0-beta3-dist/css/bootstrap.css">
<script src="bootstrap-5.0.0-beta3-dist/js/bootstrap.js"></script>
</head>
<body>
<jsp:include page="component/top.jsp">
<jsp:param name="type" value="insert"/>
</jsp:include>
<form action="" class="container">
<div class="mb-3">
<label for="name" class="form-label">商品名称</label>
<input type="text" class="form-control" id="name" placeholder="请输入商品的名称">
</div>
<div class="mb-3">
<label for="topic" class="form-label">商品类别</label>
<select id="topic" class="form-select">
<option value="1">服装</option>
<option value="2">家具</option>
<option value="3">家电</option>
</select>
</div>
<div class="mb-3">
<label for="price" class="form-label">商品价格: $<span>500</span></label>
<input type="range" value="500" min="1" max="1000" class="form-range" id="price">
</div>
<div class="mb-3">
<label for="stock" class="form-label">商品库存: <span>250</span>件</label>
<input type="range" value="250" min="1" max="500" class="form-range" id="stock">
</div>
<div class="mb-3">
<label for="cover" class="form-label">商品封面</label>
<input type="file" class="form-control" id="cover" placeholder="请输入商品的名称">
</div>
<div class="mb-3">
<label for="describe" class="form-label">商品描述</label>
<textarea class="form-control" id="describe" rows="3"></textarea>
</div>
<div class="form-check form-switch mb-3">
<input class="form-check-input" type="checkbox" role="switch" id="disabled">
<label class="form-check-label" for="disabled">当前商品是否上架</label>
</div>
<div class="mb-3">
<button type="submit" class="btn btn-primary">增加</button>
<button type="reset" class="btn btn-danger">重置</button>
</div>
</form>
<script>
$("#price,#stock").mousemove(function () {
$(this) //标签自己
.parent() //父元素
.find("span") //找span
.text($(this).val())
})
</script>
</body>
</html>
运行结果:
本篇文章的内容就到处结束了
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