按鈕群組
將一系列按鈕群組在單一行上,或將它們堆疊在垂直欄中。
在此頁面上
基本範例
使用 .btn-group
將一系列按鈕用 .btn
包起來。
<div class="btn-group" role="group" aria-label="Basic example">
<button type="button" class="btn btn-primary">Left</button>
<button type="button" class="btn btn-primary">Middle</button>
<button type="button" class="btn btn-primary">Right</button>
</div>
按鈕群組需要適當的
role
屬性和明確標籤,以確保輔助技術(例如螢幕閱讀器)將按鈕識別為群組並宣布它們。對按鈕群組使用 role="group"
或對按鈕工具列使用 role="toolbar"
。然後使用 aria-label
或 aria-labelledby
標籤它們。
這些類別也可以新增到連結群組中,作為 .nav
導覽元件 的替代方案。
<div class="btn-group">
<a href="#" class="btn btn-primary active" aria-current="page">Active link</a>
<a href="#" class="btn btn-primary">Link</a>
<a href="#" class="btn btn-primary">Link</a>
</div>
混合樣式
<div class="btn-group" role="group" aria-label="Basic mixed styles example">
<button type="button" class="btn btn-danger">Left</button>
<button type="button" class="btn btn-warning">Middle</button>
<button type="button" class="btn btn-success">Right</button>
</div>
外框樣式
<div class="btn-group" role="group" aria-label="Basic outlined example">
<button type="button" class="btn btn-outline-primary">Left</button>
<button type="button" class="btn btn-outline-primary">Middle</button>
<button type="button" class="btn btn-outline-primary">Right</button>
</div>
核取方塊和無線按鈕群組
結合按鈕式核取方塊和無線按鈕 切換按鈕 成為一個無縫按鈕群組。
<div class="btn-group" role="group" aria-label="Basic checkbox toggle button group">
<input type="checkbox" class="btn-check" id="btncheck1" autocomplete="off">
<label class="btn btn-outline-primary" for="btncheck1">Checkbox 1</label>
<input type="checkbox" class="btn-check" id="btncheck2" autocomplete="off">
<label class="btn btn-outline-primary" for="btncheck2">Checkbox 2</label>
<input type="checkbox" class="btn-check" id="btncheck3" autocomplete="off">
<label class="btn btn-outline-primary" for="btncheck3">Checkbox 3</label>
</div>
<div class="btn-group" role="group" aria-label="Basic radio toggle button group">
<input type="radio" class="btn-check" name="btnradio" id="btnradio1" autocomplete="off" checked>
<label class="btn btn-outline-primary" for="btnradio1">Radio 1</label>
<input type="radio" class="btn-check" name="btnradio" id="btnradio2" autocomplete="off">
<label class="btn btn-outline-primary" for="btnradio2">Radio 2</label>
<input type="radio" class="btn-check" name="btnradio" id="btnradio3" autocomplete="off">
<label class="btn btn-outline-primary" for="btnradio3">Radio 3</label>
</div>
按鈕工具列
將按鈕群組集合組合成按鈕工具列,以取得更複雜的元件。視需要使用工具程式類別來配置群組、按鈕等間距。
<div class="btn-toolbar" role="toolbar" aria-label="Toolbar with button groups">
<div class="btn-group me-2" role="group" aria-label="First group">
<button type="button" class="btn btn-primary">1</button>
<button type="button" class="btn btn-primary">2</button>
<button type="button" class="btn btn-primary">3</button>
<button type="button" class="btn btn-primary">4</button>
</div>
<div class="btn-group me-2" role="group" aria-label="Second group">
<button type="button" class="btn btn-secondary">5</button>
<button type="button" class="btn btn-secondary">6</button>
<button type="button" class="btn btn-secondary">7</button>
</div>
<div class="btn-group" role="group" aria-label="Third group">
<button type="button" class="btn btn-info">8</button>
</div>
</div>
在工具列中,您可以自由地將輸入群組與按鈕群組混合使用。與上述範例類似,您可能需要一些實用程式來適當地配置間距。
<div class="btn-toolbar mb-3" role="toolbar" aria-label="Toolbar with button groups">
<div class="btn-group me-2" role="group" aria-label="First group">
<button type="button" class="btn btn-outline-secondary">1</button>
<button type="button" class="btn btn-outline-secondary">2</button>
<button type="button" class="btn btn-outline-secondary">3</button>
<button type="button" class="btn btn-outline-secondary">4</button>
</div>
<div class="input-group">
<div class="input-group-text" id="btnGroupAddon">@</div>
<input type="text" class="form-control" placeholder="Input group example" aria-label="Input group example" aria-describedby="btnGroupAddon">
</div>
</div>
<div class="btn-toolbar justify-content-between" role="toolbar" aria-label="Toolbar with button groups">
<div class="btn-group" role="group" aria-label="First group">
<button type="button" class="btn btn-outline-secondary">1</button>
<button type="button" class="btn btn-outline-secondary">2</button>
<button type="button" class="btn btn-outline-secondary">3</button>
<button type="button" class="btn btn-outline-secondary">4</button>
</div>
<div class="input-group">
<div class="input-group-text" id="btnGroupAddon2">@</div>
<input type="text" class="form-control" placeholder="Input group example" aria-label="Input group example" aria-describedby="btnGroupAddon2">
</div>
</div>
調整大小
不要對群組中的每個按鈕套用按鈕大小類別,只要將 .btn-group-*
加入每個 .btn-group
,包括巢狀多個群組時每個群組。
<div class="btn-group btn-group-lg" role="group" aria-label="Large button group">
<button type="button" class="btn btn-outline-primary">Left</button>
<button type="button" class="btn btn-outline-primary">Middle</button>
<button type="button" class="btn btn-outline-primary">Right</button>
</div>
<br>
<div class="btn-group" role="group" aria-label="Default button group">
<button type="button" class="btn btn-outline-primary">Left</button>
<button type="button" class="btn btn-outline-primary">Middle</button>
<button type="button" class="btn btn-outline-primary">Right</button>
</div>
<br>
<div class="btn-group btn-group-sm" role="group" aria-label="Small button group">
<button type="button" class="btn btn-outline-primary">Left</button>
<button type="button" class="btn btn-outline-primary">Middle</button>
<button type="button" class="btn btn-outline-primary">Right</button>
</div>
巢狀
當您想要將下拉式選單與一系列按鈕混合時,請將 .btn-group
放置在另一個 .btn-group
中。
<div class="btn-group" role="group" aria-label="Button group with nested dropdown">
<button type="button" class="btn btn-primary">1</button>
<button type="button" class="btn btn-primary">2</button>
<div class="btn-group" role="group">
<button type="button" class="btn btn-primary dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">
Dropdown
</button>
<ul class="dropdown-menu">
<li><a class="dropdown-item" href="#">Dropdown link</a></li>
<li><a class="dropdown-item" href="#">Dropdown link</a></li>
</ul>
</div>
</div>
垂直變化
讓一組按鈕垂直堆疊顯示,而不是水平排列。此處不支援分割按鈕下拉式選單。
<div class="btn-group-vertical" role="group" aria-label="Vertical button group">
<button type="button" class="btn btn-primary">Button</button>
<button type="button" class="btn btn-primary">Button</button>
<button type="button" class="btn btn-primary">Button</button>
<button type="button" class="btn btn-primary">Button</button>
</div>
<div class="btn-group-vertical" role="group" aria-label="Vertical button group">
<button type="button" class="btn btn-primary">Button</button>
<button type="button" class="btn btn-primary">Button</button>
<div class="btn-group" role="group">
<button type="button" class="btn btn-primary dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">
Dropdown
</button>
<ul class="dropdown-menu">
<li><a class="dropdown-item" href="#">Dropdown link</a></li>
<li><a class="dropdown-item" href="#">Dropdown link</a></li>
</ul>
</div>
<div class="btn-group dropstart" role="group">
<button type="button" class="btn btn-primary dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">
Dropdown
</button>
<ul class="dropdown-menu">
<li><a class="dropdown-item" href="#">Dropdown link</a></li>
<li><a class="dropdown-item" href="#">Dropdown link</a></li>
</ul>
</div>
<div class="btn-group dropend" role="group">
<button type="button" class="btn btn-primary dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">
Dropdown
</button>
<ul class="dropdown-menu">
<li><a class="dropdown-item" href="#">Dropdown link</a></li>
<li><a class="dropdown-item" href="#">Dropdown link</a></li>
</ul>
</div>
<div class="btn-group dropup" role="group">
<button type="button" class="btn btn-primary dropdown-toggle" data-bs-toggle="dropdown" aria-expanded="false">
Dropdown
</button>
<ul class="dropdown-menu">
<li><a class="dropdown-item" href="#">Dropdown link</a></li>
<li><a class="dropdown-item" href="#">Dropdown link</a></li>
</ul>
</div>
</div>
<div class="btn-group-vertical" role="group" aria-label="Vertical radio toggle button group">
<input type="radio" class="btn-check" name="vbtn-radio" id="vbtn-radio1" autocomplete="off" checked>
<label class="btn btn-outline-danger" for="vbtn-radio1">Radio 1</label>
<input type="radio" class="btn-check" name="vbtn-radio" id="vbtn-radio2" autocomplete="off">
<label class="btn btn-outline-danger" for="vbtn-radio2">Radio 2</label>
<input type="radio" class="btn-check" name="vbtn-radio" id="vbtn-radio3" autocomplete="off">
<label class="btn btn-outline-danger" for="vbtn-radio3">Radio 3</label>
</div>