需求

• 只改变年份

问题

• Ant Design of Vue DatePicker 日期选择框通过mode = "year"控制，弹出面板以年份显示，但是无法选择，也无法关闭面板

解决方案

• 将控制面板打开/关闭的yearShow,需要在得到后台数据时将它添加到每条数据中，如果放在data中表格每行的日期面板将同时开/闭.

<template>
  <div>
    <table class="table">
      <thead>
        <tr>
          <th>编码</th>
          <th>名字</th>
          <th>年份</th>
        </tr>
      </thead>
      <tbody>
        <tr v-for="(item, index) in tableList" :key="index">
          <td>{{ item.id }}</td>
          <td>{{ item.name }}</td>
          <td>
            <a-date-picker
              v-model="item.year"
              style="width: 240px"
              mode="year"
              :open="item.yearShow"
              format="YYYY"
              @openChange="openChangeOne($event, index)"
              @panelChange="panelChangeOne($event, index)"
            />
          </td>
        </tr>
      </tbody>
    </table>
  </div>
</template>

<script>
export default {
  data () {
    return {
      // yearShow: false,
      tableList: []
    }
  },
  created () {
    // 模拟后台传回的数据
    this.tableList = [
      { id: '01', name: 'aaa', year: '2019' },
      { id: '02', name: 'bbb', year: '2020' },
      { id: '03', name: 'ccc', year: '2021' }
    ]
    this.tableList = this.tableList.map(item => {
      item.yearShow = false
      return item
    })
  },
  methods: {
    // 弹出日历和关闭日历的回调
    openChangeOne (status, index) {
      console.log('status', status)
      if (status) {
        this.yearShow = true
        window.console.log(index)
        // this.tableList[index].yearShow = true
        this.$set(this.tableList[index], 'yearShow', true)
      }
    },
    // 得到年份选择器的值
    panelChangeOne (value, index) {
      let time = this.$moment(value).format('YYYY')
      this.tableList[index].year = time
      this.tableList[index].yearShow = false
      this.yearShow = false
      console.log(this.tableList)
    }
  }
}
</script>

<style scoped>
div {
  text-align: center;
}
.table {
  margin: 100px auto;
  width: 800px;
}
tr {
  border: 1px solid #ccc;
}
td,
th {
  border: 1px solid #ccc;
}
</style>