【问题标题】:Bootstrap 4 tab.js active states stuckBootstrap 4 tab.js 活动状态卡住
【发布时间】:2018-02-05 03:59:24
【问题描述】:

4 个 tab.js 示例中的 2 个在 CodePen 和本地 html 文件中对我不起作用。在“导航”示例中,下拉列表中的项目保持活动状态,单击方式后无法再次访问。垂直选项卡中的所有项目也是如此:https://codepen.io/DannyJoris/pen/MvqMEW

起初我认为提供的代码 sn-ps 中可能存在错误,但即使我使用检查器工具复制工作示例的标记,错误仍然存​​在。这让我觉得我包含 Bootstrap 文件的方式有问题。

这些是包含的 CDN 文件:

CSS:

JavaScript:

在 macOS 10.12.6、Chrome 60 和 Firefox 55 上测试

编辑:在使用 Bootstrap 3.3.7 时它确实有效:https://codepen.io/DannyJoris/pen/VzEZmw,所以它一定是 Bootstrap 中的一个错误。

【问题讨论】:

    标签: javascript jquery twitter-bootstrap bootstrap-4 twitter-bootstrap-4


    【解决方案1】:

    如果您的问题与垂直和药丸有关,我可能会建议添加以下处理程序:

    $('.nav-pills > a').on('shown.bs.tab', function (e) {
        $(this).siblings().removeClass('active');
    })
    $('.nav-pills .dropdown').on('show.bs.dropdown', function (e) {
        $(this).siblings().find('.active').removeClass('active');
    })
    

    记住:ID 必须是唯一的(参考:myTab)

    $('.nav-pills > a').on('show.bs.tab', function (e) {
        $(this).siblings().removeClass('active');
    })
    $('.nav-pills .dropdown').on('show.bs.dropdown', function (e) {
        $(this).siblings().find('.active').removeClass('active');
    })
    #v-pills-tab {
        float: left;
        display: inline-block;
        width: 50%;
    }
    
    #v-pills-tabContent {
        float: left;
        display: inline-block;
        width: 50%;
    }
    
    .container {
        margin-top: 30px;
        margin-bottom: 30px;
    }
    
    h2 {
        margin: 15px 0;
    }
    <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-alpha.6/css/bootstrap.min.css">
    <script src="https://code.jquery.com/jquery-3.1.1.slim.min.js"></script>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/tether/1.4.0/js/tether.min.js"></script>
    <script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-alpha.6/js/bootstrap.min.js"></script>
    
    
    <div class="container">
        <!-- ul -->
        <h2>ul</h2>
        <ul class="nav nav-tabs" id="myTab" role="tablist">
            <li class="nav-item">
                <a class="nav-link active" id="home-tab" data-toggle="tab" href="#home" role="tab" aria-controls="home" aria-expanded="true">Home</a>
            </li>
            <li class="nav-item">
                <a class="nav-link" id="profile-tab" data-toggle="tab" href="#profile" role="tab" aria-controls="profile">Profile</a>
            </li>
            <li class="nav-item dropdown">
                <a class="nav-link dropdown-toggle" data-toggle="dropdown" href="#" role="button" aria-haspopup="true" aria-expanded="false">
                    Dropdown
                </a>
                <div class="dropdown-menu">
                    <a class="dropdown-item" id="dropdown1-tab" href="#dropdown1" role="tab" data-toggle="tab" aria-controls="dropdown1">@fat</a>
                    <a class="dropdown-item" id="dropdown2-tab" href="#dropdown2" role="tab" data-toggle="tab" aria-controls="dropdown2">@mdo</a>
                </div>
            </li>
        </ul>
        <div class="tab-content" id="myTabContent">
            <div class="tab-pane fade show active" id="home" role="tabpanel" aria-labelledby="home-tab">1...</div>
            <div class="tab-pane fade" id="profile" role="tabpanel" aria-labelledby="profile-tab">2...</div>
            <div class="tab-pane fade" id="dropdown1" role="tabpanel" aria-labelledby="dropdown1-tab">3...</div>
            <div class="tab-pane fade" id="dropdown2" role="tabpanel" aria-labelledby="dropdown2-tab">4...</div>
        </div>
    
        <!-- nav -->
        <h2>nav</h2>
        <nav class="nav nav-tabs" id="myTab1" role="tablist">
            <a class="nav-item nav-link active" id="nav-home-tab" data-toggle="tab" href="#nav-home" role="tab" aria-controls="nav-home" aria-expanded="true">Home</a>
            <a class="nav-item nav-link" id="nav-profile-tab" data-toggle="tab" href="#nav-profile" role="tab" aria-controls="nav-profile">Profile</a>
            <div class="dropdown">
                <a class="nav-item nav-link dropdown-toggle" data-toggle="dropdown" href="#" role="button" aria-haspopup="true" aria-expanded="false">
                    Dropdown
                </a>
                <div class="dropdown-menu">
                    <a class="dropdown-item" id="nav-dropdown1-tab" href="#nav-dropdown1" role="tab" data-toggle="tab" aria-controls="nav-dropdown1">@fat</a>
                    <a class="dropdown-item" id="nav-dropdown2-tab" href="#nav-dropdown2" role="tab" data-toggle="tab" aria-controls="nav-dropdown2">@mdo</a>
                </div>
            </div>
        </nav>
        <div class="tab-content" id="nav-tabContent">
            <div class="tab-pane fade show active" id="nav-home" role="tabpanel" aria-labelledby="nav-home-tab">1...</div>
            <div class="tab-pane fade" id="nav-profile" role="tabpanel" aria-labelledby="nav-profile-tab">2...</div>
            <div class="tab-pane fade" id="nav-dropdown1" role="tabpanel" aria-labelledby="nav-dropdown1-tab">3...</div>
            <div class="tab-pane fade" id="nav-dropdown2" role="tabpanel" aria-labelledby="nav-dropdown2-tab">4...</div>
        </div>
    
        <!-- pills -->
        <h2>pills</h2>
        <ul class="nav nav-pills mb-3" id="pills-tab" role="tablist">
            <li class="nav-item">
                <a class="nav-link active" id="pills-home-tab" data-toggle="pill" href="#pills-home" role="tab" aria-controls="pills-home" aria-expanded="true">Home</a>
            </li>
            <li class="nav-item">
                <a class="nav-link" id="pills-profile-tab" data-toggle="pill" href="#pills-profile" role="tab" aria-controls="pills-profile" aria-expanded="true">Profile</a>
            </li>
            <li class="nav-item dropdown">
                <a class="nav-link dropdown-toggle" data-toggle="dropdown" href="#" role="button" aria-haspopup="true" aria-expanded="false">Dropdown</a>
                <div class="dropdown-menu">
                    <a class="dropdown-item" id="pills-dropdown1-tab" href="#pills-dropdown1" role="tab" data-toggle="pill" aria-controls="pills-dropdown1">@fat</a>
                    <a class="dropdown-item" id="pills-dropdown2-tab" href="#pills-dropdown2" role="tab" data-toggle="pill" aria-controls="pills-dropdown2">@mdo</a>
                </div>
            </li>
        </ul>
        <div class="tab-content" id="pills-tabContent">
            <div class="tab-pane fade show active" id="pills-home" role="tabpanel" aria-labelledby="pills-home-tab">1...</div>
            <div class="tab-pane fade" id="pills-profile" role="tabpanel" aria-labelledby="pills-profile-tab">2...</div>
            <div class="tab-pane fade" id="pills-dropdown1" role="tabpanel" aria-labelledby="pills-dropdown1-tab">3...</div>
            <div class="tab-pane fade" id="pills-dropdown2" role="tabpanel" aria-labelledby="pills-dropdown2-tab">4...</div>
        </div>
    
        <!-- vertical -->
        <h2>vertical</h2>
        <div class="nav flex-column nav-pills" id="v-pills-tab" role="tablist">
            <a class="nav-link active" id="v-pills-home-tab" data-toggle="pill" href="#v-pills-home" role="tab" aria-controls="v-pills-home" aria-expanded="true">Home</a>
            <a class="nav-link" id="v-pills-profile-tab" data-toggle="pill" href="#v-pills-profile" role="tab" aria-controls="v-pills-profile" aria-expanded="true">Profile</a>
            <a class="nav-link" id="v-pills-messages-tab" data-toggle="pill" href="#v-pills-messages" role="tab" aria-controls="v-pills-messages" aria-expanded="true">Messages</a>
            <a class="nav-link" id="v-pills-settings-tab" data-toggle="pill" href="#v-pills-settings" role="tab" aria-controls="v-pills-settings" aria-expanded="true">Settings</a>
        </div>
        <div class="tab-content" id="v-pills-tabContent">
            <div class="tab-pane fade show active" id="v-pills-home" role="tabpanel" aria-labelledby="v-pills-home-tab">1...</div>
            <div class="tab-pane fade" id="v-pills-profile" role="tabpanel" aria-labelledby="v-pills-profile-tab">2...</div>
            <div class="tab-pane fade" id="v-pills-messages" role="tabpanel" aria-labelledby="v-pills-messages-tab">3...</div>
            <div class="tab-pane fade" id="v-pills-settings" role="tabpanel" aria-labelledby="v-pills-settings-tab">4...</div>
        </div>
    </div>

    【讨论】:

    • 谢谢!虽然这个 sn-p 有效,但这不应该是引导程序的一部分吗?此外,更新了重复的 ID。
    • 我没有答案。我可能只建议在需要时使用 js。我假设在 bostrap 的最终版本中,所有问题都将得到解决。
    • 好的,感谢您的帮助。我提交了一个问题:github.com/twbs/bootstrap/issues/23708
    • 2020 在此处使用 v4.4.1,当尝试让两个单独的菜单操作相同的选项卡窗格时,这仍然是一个问题。幸运的是,@gaetanoM 的解决方案有效!为我工作。谢谢楼主!
    【解决方案2】:

    【讨论】:

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