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7.3.3 控制按钮组的大小

7.3.3 控制按钮组的大小

Bootstrap为控制按钮组大小提供了如下样式。

样式 描述
.btn-group-lg 大按钮组
.btn-group-sm 小按钮组
.btn-group-xs 超小按钮组

下面代码示范了如何控制按钮组大小。

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<!DOCTYPE html>
<html>

<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1">
<title> 按钮组大小 </title>
<link rel="stylesheet" href="../bootstrap/css/bootstrap.min.css">
<link rel="stylesheet" href="../bootstrap/css/bootstrap-theme.min.css">
</head>

<body>
<div class="container">
<!-- 第一个按钮组 -->
<div class="btn-group btn-group-lg" role="group">
<button type="button" class="btn btn-info" aria-label="左对齐">
<span class="glyphicon glyphicon-align-left" aria-hidden="true"></span>
</button>
<button type="button" class="btn btn-info" aria-label="居中对齐">
<span class="glyphicon glyphicon-align-center" aria-hidden="true"></span>
</button>
<button type="button" class="btn btn-info" aria-label="右对齐">
<span class="glyphicon glyphicon-align-right" aria-hidden="true"></span>
</button>
</div>
<!-- 第二个按钮组 -->
<div class="btn-group" role="group">
<button type="button" class="btn btn-primary" aria-label="字体">
<span class="glyphicon glyphicon-font" aria-hidden="true"></span>
</button>
<button type="button" class="btn btn-primary" aria-label="加粗">
<span class="glyphicon glyphicon-bold" aria-hidden="true"></span>
</button>
<button type="button" class="btn btn-primary" aria-label="斜体">
<span class="glyphicon glyphicon-italic" aria-hidden="true"></span>
</button>
</div>
<!-- 第三个按钮组 -->
<div class="btn-group btn-group-sm" role="group">
<button type="button" class="btn btn-info" aria-label="左对齐">
<span class="glyphicon glyphicon-align-left" aria-hidden="true"></span>
</button>
<button type="button" class="btn btn-info" aria-label="居中对齐">
<span class="glyphicon glyphicon-align-center" aria-hidden="true"></span>
</button>
<button type="button" class="btn btn-info" aria-label="右对齐">
<span class="glyphicon glyphicon-align-right" aria-hidden="true"></span>
</button>
</div>
<!-- 第四个按钮组 -->
<div class="btn-group btn-group-xs" role="group">
<button type="button" class="btn btn-primary" aria-label="字体">
<span class="glyphicon glyphicon-font" aria-hidden="true"></span>
</button>
<button type="button" class="btn btn-primary" aria-label="加粗">
<span class="glyphicon glyphicon-bold" aria-hidden="true"></span>
</button>
<button type="button" class="btn btn-primary" aria-label="斜体">
<span class="glyphicon glyphicon-italic" aria-hidden="true"></span>
</button>
</div>
</div>
<script type="text/javascript" src="../jquery-3.1.1.js"></script>
<script type="text/javascript" src="../bootstrap/js/bootstrap.min.js"></script>
</body>

</html>

上面代码定义了4个按钮组,它们的大小依次变小,当我们控制按钮组的大小时,该按钮组中所有按钮的大小也会随之改变

上面的代码中加载图标需要跨源请求,所以请将页面代码放到Web服务上,不然可能无法加载图标.

原文链接: 7.3.3 控制按钮组的大小