带有可折叠侧边栏的Bootstrap 4

时间:2017-10-04 10:46:08

标签: css bootstrap-4

我希望创建一个可折叠的侧边栏,用户可以切换。经过多次游戏,我已经实现了它,但是right now, it is very ugly。这是代码:

<div class="container-fluid">
  <div class="row">
    <nav class="col-md-3 collapse show" id="sidebar">
      <h2>I'm a sidebar</h2>      
    </nav>
    <main class="col-md-9">
      <i class="fa fa-times" data-toggle="collapse" data-target="#sidebar" aria-hidden="true" aria-expanded="false" aria-controls="sidebar"></i>
      <h2>I'm the main content</h2>
    </main>
  </div>
</div>

这个问题是,折叠是垂直的,然后一旦崩溃,内容就不会全宽!

1 个答案:

答案 0 :(得分:4)

有一种简单的方法,您不需要使用jQuery。看看这个例子:

<div class="container-fluid">
  <div class="row">
    <nav class="col-md-3 collapse show" id="sidebar">
      <h2>I'm a sidebar</h2>      
    </nav>
    <main class="col-md-9">
      <i class="fa fa-times" data-toggle="collapse" data-target="sidebar" aria-hidden="true" aria-expanded="false" aria-controls="sidebar" onclick="document.getElementById(this.getAttribute('data-target')).style.display = 'none';"></i>
      <h2>I'm the main content</h2>
    </main>
  </div>
</div>

我已更改data-target并添加了一个非常简单的onclick

编辑:

进一步改进:

<div class="container-fluid">
  <div class="row d-flex">
    <nav class="col-md-3 collapse show width" id="sidebar">
      <h2>I'm a sidebar</h2>      
    </nav>
    <main class="col-md-9">
      <i class="fa fa-times" data-toggle="collapse" data-target="#sidebar" aria-hidden="true" aria-expanded="false" aria-controls="sidebar" onclick="var that = this; setTimeout(function() {console.log(that.parentNode);that.parentNode.style.flex = 'auto';that.parentNode.style['max-width'] = 'none';}, 2000);"></i>
      <h2>I'm the main content</h2>
    </main>
  </div>
</div>
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