ant-design-vue/antdv-demo/docs/table/demo/row-selection-custom.md

2.5 KiB

#### 自定义选择项 通过 `rowSelection.selections` 自定义选择项,默认不显示下拉选项,设为 `true` 时显示默认选择项。 #### Custom selection Use `rowSelection.selections` custom selections, default no select dropdown, show default selections via setting to `true`.
<template>
  <a-table :row-selection="rowSelection" :columns="columns" :data-source="data" />
</template>
<script>
const columns = [
  {
    title: 'Name',
    dataIndex: 'name',
  },
  {
    title: 'Age',
    dataIndex: 'age',
  },
  {
    title: 'Address',
    dataIndex: 'address',
  },
];

const data = [];
for (let i = 0; i < 46; i++) {
  data.push({
    key: i,
    name: `Edward King ${i}`,
    age: 32,
    address: `London, Park Lane no. ${i}`,
  });
}

export default {
  data() {
    return {
      data,
      columns,
      selectedRowKeys: [], // Check here to configure the default column
    };
  },
  computed: {
    rowSelection() {
      const { selectedRowKeys } = this;
      return {
        selectedRowKeys,
        onChange: this.onSelectChange,
        hideDefaultSelections: true,
        selections: [
          {
            key: 'all-data',
            text: 'Select All Data',
            onSelect: () => {
              this.selectedRowKeys = [...Array(46).keys()]; // 0...45
            },
          },
          {
            key: 'odd',
            text: 'Select Odd Row',
            onSelect: changableRowKeys => {
              let newSelectedRowKeys = [];
              newSelectedRowKeys = changableRowKeys.filter((key, index) => {
                if (index % 2 !== 0) {
                  return false;
                }
                return true;
              });
              this.selectedRowKeys = newSelectedRowKeys;
            },
          },
          {
            key: 'even',
            text: 'Select Even Row',
            onSelect: changableRowKeys => {
              let newSelectedRowKeys = [];
              newSelectedRowKeys = changableRowKeys.filter((key, index) => {
                if (index % 2 !== 0) {
                  return true;
                }
                return false;
              });
              this.selectedRowKeys = newSelectedRowKeys;
            },
          },
        ],
        onSelection: this.onSelection,
      };
    },
  },
  methods: {
    onSelectChange(selectedRowKeys) {
      console.log('selectedRowKeys changed: ', selectedRowKeys);
      this.selectedRowKeys = selectedRowKeys;
    },
  },
};
</script>