1.列展示设置 功能基本实现，细节待优化

loulijun2021

2023-01-04 ff345ebb3fcece2ebafc3333b895d9481bd9435e

 src/components/DndList/index.vue

@@ -2,30 +2,32 @@
  <div class="dndList">
    <div :style="{width:'100%'}" class="dndList-list">
      <div style="display: flex;justify-content: space-between;">
        <el-checkbox v-model="checkedAll" @change="checkedAllClick">列展示</el-checkbox>
        <el-checkbox v-model="checkedAll" @change="checkedAllChange">列展示</el-checkbox>
        <div style="cursor: pointer" :style="{color:$store.state.settings.theme}" @click="resetColumn">重置</div>
      </div>
      <el-checkbox-group v-model="checkedList">
      <el-checkbox-group v-model="checkedList" @change="checkedListChange">
        <draggable :set-data="setData" :list="list1" class="dragArea" animation="300" @end="draggableEnded">
          <div v-for="item in list1" :key="item.id" class="list-complete-item">
            <div style="display: flex">
              <div style="width: 20px;height: 20px;margin-right: 4px;cursor:move"><i class="el-icon-rank" /></div>
              <el-checkbox :label="item.name" class="list-complete-item-handle" />
              <el-checkbox :label="item.label" class="list-complete-item-handle" />
            </div>
            <div>
              <el-tooltip class="item" effect="dark" content="固定到左侧" placement="bottom">
                <i
                  style="transform:rotate(90deg);cursor:pointer;"
                  style="transform:rotate(90deg);cursor:pointer;font-weight: bolder"
                  class="el-icon-download"
                  @click="fixedToLeft(item.name)"
                  :style="{color:item.fixed==='left'?$store.state.settings.theme:''}"
                  @click="fixedToLeft(item.label)"
                />
              </el-tooltip>
              <el-divider direction="vertical" />
              <el-tooltip class="item" effect="dark" content="固定到右侧" placement="bottom">
                <i
                  style="transform:rotate(-90deg);cursor:pointer"
                  style="transform:rotate(-90deg);cursor:pointer;font-weight: bolder"
                  class="el-icon-download"
                  @click="fixedToRight(item.name)"
                  :style="{color:item.fixed==='right'?$store.state.settings.theme:''}"
                  @click="fixedToRight(item.label)"
                />
              </el-tooltip>
            </div>
@@ -51,12 +53,19 @@
        return []
      }
    }

  },
  data() {
    return {
      checkedList: ['楼李俊2'],
      checkedList: this.list1.map(i => i.show ? i.label : '').filter(i => i !== ''), // 列展示值
      checkedListDefaultLabel: this.list1.map(i => i.show ? i.label : '').filter(i => i !== ''), // 重置默认值label
      // checkedListDefaultFixed: this.list1.map(i => i.show ? i.label : '').filter(i => i !== ''), // 重置默认值fixed
      checkedAll: true
    }
  },
  created() {
  },
  mounted() {
  },
  methods: {
    setData(dataTransfer) {
@@ -64,20 +73,54 @@
      // Detail see : https://github.com/RubaXa/Sortable/issues/1012
      dataTransfer.setData('Text', '')
    },
    // 重置
    resetColumn() {
      console.log('resetColumn')
      this.checkedList = this.checkedListDefaultLabel
      this.list1.forEach((i, j) => {
        i.show = !!this.checkedListDefaultLabel.includes(i.label)
      })
      this.$emit('tableColumnUpdate', this.checkedListDefaultLabel)
    },
    checkedAllClick() {
      console.log('checkedAllClick')
    // 列展示
    checkedAllChange() {
      this.list1.forEach(i => {
        if (this.checkedAll) {
          i.show = true
          this.checkedList = this.list1.map(j => j.label)
        } else {
          i.show = false
          this.checkedList = []
        }
      })
      this.$emit('tableColumnUpdate', this.checkedList)
    },
    // 固定到左侧
    fixedToLeft(val) {
      console.log('fixedToLeft', val)
      this.list1.find(i => i.label === val).fixed = this.list1.find(i => i.label === val).fixed !== 'left' ? 'left' : false
      this.$emit('tableColumnUpdate', this.checkedList)
    },
    // 固定到右侧
    fixedToRight(val) {
      console.log('fixedToRight', val)
      this.list1.find(i => i.label === val).fixed = this.list1.find(i => i.label === val).fixed !== 'right' ? 'right' : false
      this.$emit('tableColumnUpdate', this.checkedList)
    },
    // 拖动结束事件
    draggableEnded({ to, from, item, clone, oldIndex, newIndex }) {
      console.log(to, from, item, clone, oldIndex, newIndex)

      // console.log(this.list1, 123456789)
      this.$emit('tableColumnUpdate', this.list1, true)// 传给爷爷  isCopyTrue:复值给爷爷
    },
    // 多选框值改变事件
    checkedListChange(val) {
      console.log(val, 1)
      this.checkedAll = val.length !== 0
      this.list1.forEach((i, j) => {
        i.show = !!val.includes(i.label)
      })
      this.$emit('tableColumnUpdate', val)
    }
  }
}
@@ -86,7 +129,7 @@
<style lang="scss" scoped>
.dndList {
  background: #fff;
  padding-bottom: 40px;
  //padding-bottom: 40px;

  &:after {
    content: "";
@@ -96,7 +139,7 @@

  .dndList-list {
    float: left;
    padding-bottom: 30px;
    //padding-bottom: 30px;

    &:first-of-type {
      margin-right: 2%;