<!doctype html>
<html>
<head>
<meta charset="UTF-8">
<title>表单控件状态——禁用状态</title>
<link rel="stylesheet" href="//netdna.bootstrapcdn.com/bootstrap/3.1.1/css/bootstrap.min.css">
</head>
<body>
<h3>示例1</h3>
<form role="form">
<div>
<div>
<input class="form-control input-lg" type="text" placeholder="不是焦点状态下效果">
</div>
<div>
<input class="form-control input-lg" id="disabledInput" type="text" placeholder="表单已被禁用，不可输入" disabled>
</div>
</div>
</form>
<br>
<br>
<br>
<h3>示例2</h3>
<form role="form">
<fieldset disabled>
<div>
<label for="disabledTextInput">禁用的输入框</label>
<input type="text" id="disabledTextInput" placeholder="禁止输入">
</div>
<div>
<label for="disabledSelect">禁用的下拉框</label>
<select id="disabledSelect">
<option>不可选择</option>
</select>
</div>
<div>
<label>
<input type="checkbox"> 无法选择
</label>
</div>
<button type="submit" class="btn btn-primary">提交</button>
</fieldset>
</form>
<br>
<br>
<br>
<h3>示例3</h3>
<form role="form">
<fieldset disabled>
<legend><input type="text" placeholder="显然我颜色变灰了，但是我没被禁用，不信？单击试一下" /></legend>
<div>
<label for="disabledTextInput">禁用的输入框</label>
<input type="text" id="disabledTextInput" placeholder="禁止输入">
</div>
<div>
<label for="disabledSelect">禁用的下拉框</label>
<select id="disabledSelect">
<option>不可选择</option>
</select>
</div>
<div>
<label>
<input type="checkbox"> 无法选择
</label>
</div>
<button type="submit" class="btn btn-primary">提交</button>
</fieldset>
</form>
</body>
</html>
