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src/components/RightToolbar/index.vue

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+<template>
+  <div class="top-right-btn" :style="style">
+    <el-row>
+      <el-tooltip class="item" effect="dark" :content="showSearch ? '隐藏搜索' : '显示搜索'" placement="top" v-if="search">
+        <el-button size="mini" circle icon="el-icon-search" @click="toggleSearch()" />
+      </el-tooltip>
+      <el-tooltip class="item" effect="dark" content="刷新" placement="top">
+        <el-button size="mini" circle icon="el-icon-refresh" @click="refresh()" />
+      </el-tooltip>
+      <el-tooltip class="item" effect="dark" content="显隐列" placement="top" v-if="columns">
+        <el-button size="mini" circle icon="el-icon-menu" @click="showColumn()" v-if="showColumnsType == 'transfer'"/>
+        <el-dropdown trigger="click" :hide-on-click="false" style="padding-left: 12px" v-if="showColumnsType == 'checkbox'">
+          <el-button size="mini" circle icon="el-icon-menu" />
+          <el-dropdown-menu slot="dropdown">
+            <!-- 全选/反选 按钮 -->
+            <el-dropdown-item>
+              <el-checkbox :indeterminate="isIndeterminate" v-model="isChecked" @change="toggleCheckAll"> 列展示 </el-checkbox>
+            </el-dropdown-item>
+            <div class="check-line"></div>
+            <template v-for="item in columns">
+              <el-dropdown-item :key="item.key">
+                <el-checkbox v-model="item.visible" @change="checkboxChange($event, item.label)" :label="item.label" />
+              </el-dropdown-item>
+            </template>
+          </el-dropdown-menu>
+        </el-dropdown>
+      </el-tooltip>
+    </el-row>
+    <el-dialog :title="title" :visible.sync="open" append-to-body>
+      <el-transfer
+        :titles="['显示', '隐藏']"
+        v-model="value"
+        :data="columns"
+        @change="dataChange"
+      ></el-transfer>
+    </el-dialog>
+  </div>
+</template>
+<script>
+export default {
+  name: "RightToolbar",
+  data() {
+    return {
+      // 显隐数据
+      value: [],
+      // 弹出层标题
+      title: "显示/隐藏",
+      // 是否显示弹出层
+      open: false
+    }
+  },
+  props: {
+    /* 是否显示检索条件 */
+    showSearch: {
+      type: Boolean,
+      default: true
+    },
+    /* 显隐列信息 */
+    columns: {
+      type: Array
+    },
+    /* 是否显示检索图标 */
+    search: {
+      type: Boolean,
+      default: true
+    },
+    /* 显隐列类型（transfer穿梭框、checkbox复选框） */
+    showColumnsType: {
+      type: String,
+      default: "checkbox"
+    },
+    /* 右外边距 */
+    gutter: {
+      type: Number,
+      default: 10
+    },
+  },
+  computed: {
+    style() {
+      const ret = {}
+      if (this.gutter) {
+        ret.marginRight = `${this.gutter / 2}px`
+      }
+      return ret
+    },
+    isChecked: {
+      get() {
+        return this.columns.every((col) => col.visible)
+      },
+      set() {}
+    },
+    isIndeterminate() {
+      return this.columns.some((col) => col.visible) && !this.isChecked
+    }
+  },
+  created() {
+    if (this.showColumnsType == 'transfer') {
+      // 显隐列初始默认隐藏列
+      for (let item in this.columns) {
+        if (this.columns[item].visible === false) {
+          this.value.push(parseInt(item))
+        }
+      }
+    }
+  },
+  methods: {
+    // 搜索
+    toggleSearch() {
+      this.$emit("update:showSearch", !this.showSearch)
+    },
+    // 刷新
+    refresh() {
+      this.$emit("queryTable")
+    },
+    // 右侧列表元素变化
+    dataChange(data) {
+      for (let item in this.columns) {
+        const key = this.columns[item].key
+        this.columns[item].visible = !data.includes(key)
+      }
+    },
+    // 打开显隐列dialog
+    showColumn() {
+      this.open = true
+    },
+    // 单勾选
+    checkboxChange(event, label) {
+      this.columns.filter(item => item.label == label)[0].visible = event
+    },
+    // 切换全选/反选
+    toggleCheckAll() {
+      const newValue = !this.isChecked
+      this.columns.forEach((col) => (col.visible = newValue))
+    }
+  },
+}
+</script>
+<style lang="scss" scoped>
+::v-deep .el-transfer__button {
+  border-radius: 50%;
+  padding: 12px;
+  display: block;
+  margin-left: 0px;
+}
+::v-deep .el-transfer__button:first-child {
+  margin-bottom: 10px;
+}
+.check-line {
+  width: 90%;
+  height: 1px;
+  background-color: #ccc;
+  margin: 3px auto;
+}
+</style>