Flexbox:如何将行的元素拉伸到全宽?

问题描述 投票:0回答:2

我有一个随机宽度图像的弹性盒网格:

我想将每行的元素拉伸到全宽以消除空白 - 如何使用 CSS 实现这一点?

justify-content
似乎没有多大帮助。我读过一些 JavaScript 技术,但如果可能的话我想避免使用它。

[已编辑]预期结果示例

.grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
}
.grid .grid-item {
  width: auto;
  display: inline-block;
  vertical-align: bottom;
  float: none;
  margin: 1px;
  overflow: hidden;
}
.grid .grid-item .grid-in {
  padding: 0;
  width: auto;
  height: 190px;
  vertical-align: bottom;
}
.grid img {
  max-width: 100%;
  width: 100%;
  height: auto;
  padding: 0;
}
<div class="grid">
  <div class="grid-item">
    <div class="grid-in">
      <img src="http://placehold.it/190x190" alt="">
    </div>
  </div>
  <div class="grid-item">
    <div class="grid-in">
      <img src="http://placehold.it/250x190" alt="">
    </div>
  </div>
  <div class="grid-item">
    <div class="grid-in">
      <img src="http://placehold.it/100x190" alt="">
    </div>
  </div>
  <div class="grid-item">
    <div class="grid-in">
      <img src="http://placehold.it/190x190" alt="">
    </div>
  </div>
  <div class="grid-item">
    <div class="grid-in">
      <img src="http://placehold.it/250x190" alt="">
    </div>
  </div>
  <div class="grid-item">
    <div class="grid-in">
      <img src="http://placehold.it/190x190" alt="">
    </div>
  </div>
  <div class="grid-item">
    <div class="grid-in">
      <img src="http://placehold.it/100x190" alt="">
    </div>
  </div>
  <div class="grid-item">
    <div class="grid-in">
      <img src="http://placehold.it/190x190" alt="">
    </div>
  </div>
  <div class="grid-item">
    <div class="grid-in">
      <img src="http://placehold.it/250x190" alt="">
    </div>
  </div>
  <div class="grid-item">
    <div class="grid-in">
      <img src="http://placehold.it/190x190" alt="">
    </div>
  </div>
  <div class="grid-item">
    <div class="grid-in">
      <img src="http://placehold.it/100x190" alt="">
    </div>
  </div>

</div>

css flexbox
2个回答
0
投票

首先将每一行包装在一个容器中,例如

.grid-row
,其中将包含您之前分配给
.grid
的 Flexbox 属性。

现在为每个单元格设置

flex-grow
属性,该值可以是任何值,只要每行值的 ratio 正确即可。您可以简单地将其设置为单元格的宽度(不带单位),因此第一个单元格将具有
flex-grow: 190
。另外,请确保将所有
flex-shrink
上的
1
设置为
.grid-item
以避免 这个 flexbug

要使图像一直拉伸,请从

inline-block
中删除所有
.grid-in
业务。为了使它们按比例增加高度,不要将其裁剪为
190px
,而是从
width: 190px
中删除
.grid-in

最后,为了将它们分开,在这种情况下,最好在

padding: 1px
上使用
.grid-item
,而不是在
margin: 1px
上使用
.grid-in

由于演示的精简程度不够,为了清晰起见我对其进行了清理。希望您知道如何在原始代码中实现它。

.grid-row {
  display: flex;
}

.grid-item {
  flex-shrink: 1;
  padding: 1px;
}

.grid-row:nth-child(1) .grid-item:nth-child(1) { flex-grow: 190; }
.grid-row:nth-child(1) .grid-item:nth-child(2) { flex-grow: 250; }
.grid-row:nth-child(1) .grid-item:nth-child(3) { flex-grow: 100; }

.grid-row:nth-child(2) .grid-item:nth-child(1) { flex-grow: 190; }
.grid-row:nth-child(2) .grid-item:nth-child(2) { flex-grow: 250; }
.grid-row:nth-child(2) .grid-item:nth-child(3) { flex-grow: 190; }

.grid-row:nth-child(3) .grid-item:nth-child(1) { flex-grow: 100; }
.grid-row:nth-child(3) .grid-item:nth-child(2) { flex-grow: 190; }
.grid-row:nth-child(3) .grid-item:nth-child(3) { flex-grow: 250; }

.grid-row:nth-child(4) .grid-item:nth-child(1) { flex-grow: 190; }
.grid-row:nth-child(4) .grid-item:nth-child(2) { flex-grow: 100; }
.grid-row:nth-child(4) .grid-item:nth-child(3) { flex-grow: 190; }

.grid img {
  width: 100%;
  height: auto;
  vertical-align: middle;
}
<div class="grid">
  <div class="grid-row">
    <div class="grid-item">
      <div class="grid-in">
        <img src="http://placehold.it/190x190" alt="">
      </div>
    </div>
    <div class="grid-item">
      <div class="grid-in">
        <img src="http://placehold.it/250x190" alt="">
      </div>
    </div>
    <div class="grid-item">
      <div class="grid-in">
        <img src="http://placehold.it/100x190" alt="">
      </div>
    </div>
  </div>
  
  <div class="grid-row">
    <div class="grid-item">
      <div class="grid-in">
        <img src="http://placehold.it/190x190" alt="">
      </div>
    </div>
    <div class="grid-item">
      <div class="grid-in">
        <img src="http://placehold.it/250x190" alt="">
      </div>
    </div>
    <div class="grid-item">
      <div class="grid-in">
        <img src="http://placehold.it/190x190" alt="">
      </div>
    </div>
  </div>
  
  <div class="grid-row">
    <div class="grid-item">
      <div class="grid-in">
        <img src="http://placehold.it/100x190" alt="">
      </div>
    </div>
    <div class="grid-item">
      <div class="grid-in">
        <img src="http://placehold.it/190x190" alt="">
      </div>
    </div>
    <div class="grid-item">
      <div class="grid-in">
        <img src="http://placehold.it/250x190" alt="">
      </div>
    </div>
  </div>
  
  <div class="grid-row">
    <div class="grid-item">
      <div class="grid-in">
        <img src="http://placehold.it/190x190" alt="">
      </div>
    </div>
    <div class="grid-item">
      <div class="grid-in">
        <img src="http://placehold.it/100x190" alt="">
      </div>
    </div>
    <div class="grid-item">
      <div class="grid-in">
        <img src="http://placehold.it/190x190" alt="">
      </div>
    </div>
  </div>
</div>


0
投票

我偶然发现了这个问题,不幸的是无法使用 Flexbox 解决它。 答案可能会让你感到惊讶,但我发现这里最适合我的解决方案是一张桌子,是的,你没听错,是一张

<table>

需要记住一些限制:

  1. 您应该知道每行所需的单元格/列数。
  2. 如果每行的列宽度不同,则每行都需要一个表格元素。 ('2000年代的会员?)

table {
  width: 100%;
  margin: 0 0 10px 0;
  padding: 0;
  border-collapse: collapse;
}

table td {
  padding: 0;
  margin: 0;
}

img {
  display: block;
  width: 100%;
  max-width: 100%;
}
<table>
  <tr>
    <td>
      <img src="http://placehold.it/190x190" alt="">
    </td>
    <td>
      <img src="http://placehold.it/250x190" alt="">
    </td>
    <td>
      <img src="http://placehold.it/100x190" alt="">
    </td>
  </tr>
</table>

<table>
  <tr>
    <td>
      <img src="http://placehold.it/190x190" alt="">
    </td>
    <td>
      <img src="http://placehold.it/250x190" alt="">
    </td>
    <td>
      <img src="http://placehold.it/190x190" alt="">
    </td>
  </tr>
</table>

<table>
  <tr>
    <td>
      <img src="http://placehold.it/100x190" alt="">
    </td>
    <td>
      <img src="http://placehold.it/190x190" alt="">
    </td>
    <td>
      <img src="http://placehold.it/250x190" alt="">
    </td>
  </tr>
</table>

<table>
  <tr>
    <td>
      <img src="http://placehold.it/190x190" alt="">
    </td>
    <td>
      <img src="http://placehold.it/100x190" alt="">
    </td>
    <td>
      <img src="http://placehold.it/190x190" alt="">
    </td>
  </tr>
</table>

您还可以使用其他 html 元素并使用 css 模仿表格行为

display: table | table-row | table-cell

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