# Grid - 栅格

布局的栅格化系统,基于行(row)和列(col)来定义信息区块的外部框架,以保证页面的每个区域能够稳健地排布起来。

下面简单介绍一下它的工作原理:

  • 通过 row 在水平方向建立一组 column(简写 col)。

  • 你的内容应当放置于 col 内,并且,只有 col 可以作为 row 的直接元素。

  • 栅格系统中的列是指 1 到 24 的值来表示其跨越的范围。例如,三个等宽的列可以使用 <m-col span="8" />来创建。

  • 如果一个 row 中的 col 总和超过 24,那么多余的 col 会作为一个整体另起一行排列。

栅格化系统基于 Flex 布局,允许子元素在父节点内的水平对齐方式 - 居左、居中、居右、等宽排列、分散排列。子元素与子元素之间,支持顶部对齐、垂直居中对齐、底部对齐的方式。同时,支持使用 order 来定义元素的排列顺序。

布局是基于 24 栅格来定义每一个『盒子』的宽度,但不拘泥于栅格。

# 预览


# 代码展示

<m-row class="demoRow">
  <m-col span="24">
    <div class="demoCol">24</div>
  </m-col>
</m-row>

<m-row class="demoRow">
  <m-col span="12">
    <div class="demoCol">12</div>
  </m-col>
  <m-col span="12">
    <div class="demoCol">12</div>
  </m-col>
</m-row>

<m-row class="demoRow">
  <m-col span="8">
    <div class="demoCol">8</div>
  </m-col>
  <m-col span="8">
    <div class="demoCol">8</div>
  </m-col>
  <m-col span="8">
    <div class="demoCol">8</div>
  </m-col>
</m-row>

<m-row class="demoRow">
  <m-col span="6">
    <div class="demoCol">6</div>
  </m-col>
  <m-col span="6">
    <div class="demoCol">6</div>
  </m-col>
  <m-col span="6">
    <div class="demoCol">6</div>
  </m-col>
  <m-col span="6">
    <div class="demoCol">6</div>
  </m-col>
</m-row>

<m-row class="demoRow">
  <m-col span="4">
    <div class="demoCol">4</div>
  </m-col>
  <m-col span="4">
    <div class="demoCol">4</div>
  </m-col>
  <m-col span="4">
    <div class="demoCol">4</div>
  </m-col>
  <m-col span="4">
    <div class="demoCol">4</div>
  </m-col>
  <m-col span="4">
    <div class="demoCol">4</div>
  </m-col>
  <m-col span="4">
    <div class="demoCol">4</div>
  </m-col>
</m-row>

<m-row class="demoRow">
  <m-col span="2">
    <div class="demoCol">2</div>
  </m-col>
  <m-col span="2">
    <div class="demoCol">2</div>
  </m-col>
  <m-col span="2">
    <div class="demoCol">2</div>
  </m-col>
  <m-col span="2">
    <div class="demoCol">2</div>
  </m-col>
  <m-col span="2">
    <div class="demoCol">2</div>
  </m-col>
  <m-col span="2">
    <div class="demoCol">2</div>
  </m-col>
  <m-col span="2">
    <div class="demoCol">2</div>
  </m-col>
  <m-col span="2">
    <div class="demoCol">2</div>
  </m-col>
  <m-col span="2">
    <div class="demoCol">2</div>
  </m-col>
  <m-col span="2">
    <div class="demoCol">2</div>
  </m-col>
  <m-col span="2">
    <div class="demoCol">2</div>
  </m-col>
  <m-col span="2">
    <div class="demoCol">2</div>
  </m-col>
</m-row>

# 选项

# Row 选项

  1. gutter

    通过设置 Row 的 gutter 属性可以调整栅格间隙,单位为 px

预览

代码展示

<m-row class="demoRow" gutter="10">
    <m-col span="8">
      <div class="demoCol">gutter-10</div>
    </m-col>
    <m-col span="8">
      <div class="demoCol">gutter-10</div>
    </m-col>
    <m-col span="8">
      <div class="demoCol">gutter-10</div>
    </m-col>
</m-row>

  1. align

    通过设置 Rowalign 可以定义子元素在父节点里面的排版方式,取值为 left | center | right

预览

代码展示

 <m-row class="demoRow" gutter="10" align="left">
   <m-col span="8">
     <div class="demoCol">1 align-left</div>
   </m-col>
   <m-col span="8">
     <div class="demoCol">2 align-left</div>
   </m-col>
 </m-row>

 <m-row class="demoRow" gutter="10" align="center">
   <m-col span="8">
     <div class="demoCol">1 align-center</div>
   </m-col>
   <m-col span="8">
     <div class="demoCol">2 align-center</div>
   </m-col>
 </m-row>

 <m-row class="demoRow" gutter="10" align="right">
   <m-col span="8">
     <div class="demoCol">1 align-right</div>
   </m-col>
   <m-col span="8">
     <div class="demoCol">2 align-right</div>
   </m-col>
 </m-row>

# Col 选项

  1. span 通过设置 Colspan 属性实现栅格占位格数,为 0 时相当于 display: none

预览

代码展示

 <m-row class="demoRow">
   <m-col span="8">
     <div class="demoCol">span-8</div>
   </m-col>
   <m-col span="8">
     <div class="demoCol">span-8</div>
   </m-col>
   <m-col span="8">
     <div class="demoCol">span-8</div>
   </m-col>
 </m-row>
 <m-row class="demoRow">
   <m-col span="6">
     <div class="demoCol">span-6</div>
   </m-col>
   <m-col span="12">
     <div class="demoCol">span-12</div>
   </m-col>
   <m-col span="6">
     <div class="demoCol">span-6</div>
   </m-col>
 </m-row>

  1. offset 通过设置 Coloffset 属性实现栅格偏移。

预览

代码展示

 <m-row class="demoRow">
   <m-col span="8">
     <div class="demoCol">span-8</div>
   </m-col>
   <m-col span="12" offset="2">
     <div class="demoCol">span-12 & offset-2</div>
   </m-col>
 </m-row>
 <m-row class="demoRow">
   <m-col span="4">
     <div class="demoCol">span-4</div>
   </m-col>
   <m-col span="16" offset="4">
     <div class="demoCol">span-16 & offset-4</div>
   </m-col>
 </m-row>

  1. 响应式 支持 ipad | narrowPc | pc | widePc 四种设备的响应式设计。

预览(改变浏览器大小以体验响应式效果)

代码展示

 <m-row class="demoRow">
   <m-col span="24">
     <div class="demoCol">default</div>
   </m-col>
 </m-row>
 <m-row class="demoRow">
   <m-col span="24" :ipad="{span:16}">
     <div class="demoCol">ipad</div>
   </m-col>
 </m-row>
 <m-row class="demoRow">
   <m-col span="24" :narrow-pc="{span:12}">
     <div class="demoCol">narrow-pc</div>
   </m-col>
 </m-row>
 <m-row class="demoRow">
   <m-col span="24" :pc="{span:8}">
     <div class="demoCol">pc</div>
   </m-col>
 </m-row>
 <m-row class="demoRow">
   <m-col span="24" :wide-pc="{span:4}">
     <div class="demoCol">wide-pc</div>
   </m-col>
 </m-row>