vue九宫格样式自定义行列组件

效果图

组件Lattice代码

<template>
  <div>
    <el-row v-for="i in rowNum" :key="'row-' + i">
      <el-col
        v-for="(item, index) in data" :key="'col-' + index"
        v-if="index < colNum * i && index >= colNum * (i - 1)"
        :span="24 / colNum"
      >
        <slot :data="item"></slot>
      </el-col>
    </el-row>
  </div>
</template>

<script>
export default {
  name: 'Lattice',
  props: {
    rowNum: {
      type: Number,
      default: 1
    },
    colNum: {
      type: Number,
      default: 1
    },
    data: Array
  }
}
</script>
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父模块使用组件demo

<template>
  <div>
    <Lattice :row-num="rowNum" :col-num="colNum" :data="dataList">
      <template slot-scope="obj">
        <div style="height: 200px" :style="{backgroundColor: obj.data.color}">{{obj.data.name}}</div>
      </template>
    </Lattice>
    <el-row style="padding: 10px">
      <el-col :span="1">
        <span>行</span>
      </el-col>
      <el-col :span="3">
        <el-select v-model="rowNum" :clearable="false">
          <el-option v-for="row in rowNumList" :key="row" :value="row"></el-option>
        </el-select>
      </el-col>
      <el-col :span="1">
        <span>列</span>
      </el-col>
      <el-col :span="3">
        <el-select v-model="colNum" :clearable="false">
          <el-option v-for="col in colNumList" :key="col" :value="col"></el-option>
        </el-select>
      </el-col>
    </el-row>
  </div>
</template>

<script>
import Lattice from './Lattice'
export default {
  name: 'Test',
  components: {Lattice},
  data () {
    return {
      rowNum: 2,
      colNum: 3,
      rowNumList: [1, 2, 3],
      colNumList: [1, 2, 3],
      dataList: [
        {
          name: '测试1',
          color: 'red'
        }, {
          name: '测试2',
          color: 'green'
        },
        {
          name: '测试3',
          color: 'blue'
        }, {
          name: '测试4',
          color: 'orange'
        },
        {
          name: '测试5',
          color: 'pink'
        }, {
          name: '测试6',
          color: 'yellow'
        }
      ]
    }
  }
}
</script>

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