Vueコンポーネント開発：ビジュアルテーブル構成コンポーネントの詳細説明

<template>
  <div>
    <TableHeaderConfig :tableHeaders="tableHeaders" @updateTableHeaders="updateTableHeaders" />
    <ColumnsConfig :columns="columns" @updateColumns="updateColumns" />
    <DataConfig :tableData="tableData" @updateTableData="updateTableData" />
    <Table :tableHeaders="tableHeaders" :columns="columns" :tableData="tableData" />
  </div>
</template>

<script>
import TableHeaderConfig from './TableHeaderConfig.vue'
import ColumnsConfig from './ColumnsConfig.vue'
import DataConfig from './DataConfig.vue'
import Table from './Table.vue'

export default {
  components: {
    TableHeaderConfig,
    ColumnsConfig,
    DataConfig,
    Table
  },
  data() {
    return {
      tableHeaders: [],
      columns: [],
      tableData: []
    }
  },
  methods: {
    updateTableHeaders(tableHeaders) {
      this.tableHeaders = tableHeaders
    },
    updateColumns(columns) {
      this.columns = columns
    },
    updateTableData(tableData) {
      this.tableData = tableData
    }
  }
}
</script>

<template>
  <div>
    <input v-model="title" placeholder="请输入表格标题" />
    <input v-model="backgroundColor" placeholder="请输入表格背景色" />
  </div>
</template>

<script>
export default {
  props: ['tableHeaders'],
  data(){
    return {
      title: '',
      backgroundColor: ''
    }
  },
  watch: {
    title(newTitle) {
      this.updateTableHeaders({ title: newTitle })
    },
    backgroundColor(newColor) {
      this.updateTableHeaders({ backgroundColor: newColor })
    }
  },
  methods: {
    updateTableHeaders(newHeader) {
      this.$emit('updateTableHeaders', Object.assign({}, this.tableHeaders, newHeader))
    }
  }
}
</script>

<template>
  <div>
    <input v-model="numColumns" placeholder="请输入表格列数" />
    <input v-model="columnWidth" placeholder="请输入表格列宽" />
  </div>
</template>

<script>
export default {
  props: ['columns'],
  data(){
    return {
      numColumns: 0,
      columnWidth: 0
    }
  },
  watch: {
    numColumns(newNum) {
      this.updateColumns({ numColumns: newNum })
    },
    columnWidth(newWidth) {
      this.updateColumns({ columnWidth: newWidth })
    }
  },
  methods: {
    updateColumns(newColumn) {
      this.$emit('updateColumns', Object.assign({}, this.columns, newColumn))
    }
  }
}
</script>

<template>
  <div>
    <input v-model="dataSource" placeholder="请输入表格数据源" />
    <input v-model="filter" placeholder="请输入表格筛选条件" />
  </div>
</template>

<script>
export default {
  props: ['tableData'],
  data(){
    return {
      dataSource: '',
      filter: ''
    }
  },
  watch: {
    dataSource(newSource) {
      this.updateTableData({ dataSource: newSource })
    },
    filter(newFilter) {
      this.updateTableData({ filter: newFilter })
    }
  },
  methods: {
    updateTableData(newData) {
      this.$emit('updateTableData', Object.assign({}, this.tableData, newData))
    }
  }
}
</script>

<template>
  <div :style="{ backgroundColor: tableHeaders.backgroundColor }">
    <h2>{{ tableHeaders.title }}</h2>
    <table>
      <tr v-for="row in tableData" :key="row.id">
        <td v-for="col in columns" :key="col.id" :style="{ width: col.width + 'px' }">{{ row[col.field] }}</td>
      </tr>
    </table>
  </div>
</template>

<script>
export default {
  props: ['tableHeaders', 'columns', 'tableData']
}
</script>