【sgTransfer】自定义组件:带有翻页、页码、分页器的穿梭框组件,支持大批量数据的穿梭显示。

 

特性: 

  1. 表格宽度可以自定义
  2. 翻页器显示控件可以自定义
  3. 列配置项可以设置显示字段列名称、宽度、字段名
  4. 可以配置搜索框提示文本,支持搜索过滤
  5. 穿梭框顶部标题可以自定义
  6. 左右箭头按钮文本可以设置

sgTransfer源码

<template>
    <div :class="$options.name">
        <div class="sg-start " :style="{ width: width }">
            <div class="sg-title" v-if="titles">
                {
   
   { titles[0] }}
            </div>
            <div class="sg-search">
                <el-input style="width: 100%;" v-model.trim="inputSearchValue_start" maxlength="20" :show-word-limit="false"
                    :placeholder="filterPlaceholder || `请输入搜索内容...`" clearable @keyup.native.enter="initListStart"
                    @clear="initListStart">
                    <el-button slot="append" icon="el-icon-search" @click="initListStart" />
                </el-input>
            </div>
            <div class="sg-table">
                <el-table ref="table_start" :data="tableData_start" :header-cell-style="{ background: '#f5f7fa' }"
                    :height="'300px'" style="width: 100%" stripe @selection-change="selection_start_change"
                    :row-class-name="row_class_name" @row-click="row_click_start">
                    <el-table-column type="selection" minWidth="50" :selectable="selectable" />
                    <el-table-column v-for="(a, i) in tableItems_start" :key="i" :prop="a.prop" :label="a.label"
                        :width="a.width || false" :minWidth="a.minWidth || false" show-overflow-tooltip />
                </el-table>
            </div>
            <div class="sg-pagination">
                <el-pagination background :hidden="startPage.total <= 10" :layout="layout" :page-sizes="[10, 20, 50]"
                    :pager-count="5" :current-page.sync="startPage.currentPage" :page-size.sync="startPage.pageSize"
                    :total="startPage.total" @size-change="pageChange" @current-change="pageChange" />
            </div>
        </div>
        <div class="sg-center ">
            <el-button :disabled="disabledLeftButton" @click="remove" type="primary" icon="el-icon-arrow-left">{
   
   {
                buttonTexts ? buttonTexts[0] : ''
            }}</el-button>
            <el-button :disabled="disabledRightButton" @click="add" type="primary">{
   
   { buttonTexts ? buttonTexts[1] : '' }}<i
                    class="el-icon-arrow-right" style="margin-left: 5px;"></i></el-button>

        </div>
        <div class="sg-end " :style="{ width: width }">
            <div class="sg-title" v-if="titles">
                {
   
   { titles[1] }}
            </div>
            <div class="sg-search">
                <el-input style="width: 100%;" v-model.trim="inputSearchValue_end" maxlength="20" :show-word-limit="false"
                    :placeholder="filterPlaceholder || `请输入搜索内容...`" clearable
                    @keyup.native.enter="initListEnd({ currentPage: 1 })" @clear="initListEnd">
                    <el-button slot="append" icon="el-icon-search" @click="initListEnd({ currentPage: 1 })" />
                </el-input>
            </div>
            <div class="sg-table">
                <el-table ref="table_end" :data="tableData_end" :header-cell-style="{ background: '#f5f7fa' }"
                    :height="'300px'" style="width: 100%" stripe @selection-change="selection_end_change"
                    @row-click="row_click_end">
                    <el-table-column type="selection" minWidth="50" />
                    <el-table-column v-for="(a, i) in tableItems_end" :key="i" :prop="a.prop" :label="a.label"
                        :width="a.width || false" :minWidth="a.minWidth || false" show-overflow-tooltip />
                </el-table>
            </div>
            <div class="sg-pagination">
                <el-pagination background :hidden="endPage.total <= 10" :layout="layout" :page-sizes="[10, 20, 50]"
                    :pager-count="5" :current-page.sync="endPage.currentPage" :page-size.sync="endPage.pageSize"
                    :total="endPage.total" @size-change="initListEnd" @current-change="initListEnd" />
            </div>
        </div>
    </div>
</template>
    
<script>
export default {
    name: 'sgTransfer',
    data() {
        return {
            width: '200px',
            layout: `total, sizes, prev, pager, next, jumper`,
            disabledForm: false,
            inputSearchValue_start: '',
            inputSearchValue_end: '',
            tableItems_start: [],//表格列配置项
            tableItems_end: [],//表格列配置项
            tableData_start: [],//呈现的当前页数据
            tableData_end: [],//呈现的当前页数据
            tableData_end_bk: [],//最终选择的数据
            selection_start: [],
            selection_end: [],
            startPage: { currentPage: 1, pageSize: 10, total: 0, },
            endPage: { currentPage: 1, pageSize: 10, total: 0, },
            mainKey: null,//主键
        }
    },
    props: [
        "value",
        "data",
        /*格式说明
         data: {
              width: '400px',//表格宽度
              layout: `total, sizes, prev, next, jumper`,//翻页器显示控件
              // 列配置项
              tableItems: [
              { prop: 'ID', label: '工号', minWidth: '50' },
              { prop: 'XM', label: '姓名', minWidth: '50' },
              { prop: 'YHM', label: '用户名', minWidth: '50' },
              ],
              tableData: [],//表格显示内容
              startPage: { total: 0, },//实际总数
        }, */
        "titles",
        "buttonTexts",
        "filterPlaceholder",
    ],
    computed: {
        disabledLeftButton(d) {
            return this.selection_end.length === 0;
        },
        disabledRightButton(d) {
            // 在左边表格选中项里面,遍历每一项,如果在右侧表格中都能找到匹配项就true
            return this.selection_start.every(row => this.tableData_end_bk.some(v => this.isSameItem(v, row)));
        },
    },
    watch: {
        value: {
            handler(d) {
                // 避免重复循环执行双向绑定
                if (d && JSON.stringify(JSON.parse(JSON.stringify(this.tableData_end_bk)).sort()) !== JSON.stringify(JSON.parse(JSON.stringify(d)).sort())
                ) {
                    this.inputSearchValue_start = '';
                    this.inputSearchValue_end = '';
                    this.startPage.currentPage = 1;
                    this.endPage.currentPage = 1;
                    this.tableData_end_bk = d || [];
                    this.initListStart();
                }
            }, deep: true, immediate: true,
        },
        data: {
            handler(d) {
                if (d) {
                    d.width && (this.width = d.width);
                    d.layout && (this.layout = d.layout);
                    this.tableData_start = d.tableData;
                    this.tableItems_start = d.tableItems_start || d.tableItems;
                    this.tableItems_end = d.tableItems_end || d.tableItems;
                    this.mainKey = (this.tableItems_start.find(v => v.mainKey) || {}).prop;//主键
                    this.startPage.total = (d.startPage || {}).total || 0;
                    this.$nextTick(() => { this.refreshCheckStatus() });// 刷新勾选状态
                }
            }, deep: true, immediate: true,
        },
        tableData_end_bk: {
            handler(d) {
                this.$emit(`input`, d);
                this.initListEnd();
                if (this.tableData_end.length === 0) {
                    this.inputSearchValue_end = '';
                    this.endPage.currentPage = Math.round(this.tableData_end_bk.length / this.endPage.pageSize);
                }
            }, deep: true, immediate: true,
        },
    },
    methods: {
        row_click_start(row, column, event) { this.$refs.table_start.toggleRowSelection(row); },
        row_click_end(row, column, event) { this.$refs.table_end.toggleRowSelection(row); },
        pageChange(d) { this.initListStart(); },
        // 刷新勾选状态
        refreshCheckStatus() {
            this.tableData_start.forEach(row => this.$refs.table_start.toggleRowSelection(row, this.tableData_end_bk.some(v => this.isSameItem(v, row))));
        },
        selectable(row) { return !this.tableData_end_bk.some(v => this.isSameItem(v, row)); },
        row_class_name({ row, rowIndex }) { return this.tableData_end_bk.find(v => this.isSameItem(v, row)) ? 'selected' : ''; },
        isSameItem(a_obj, b_obj) {
            let isSame = true;
            if (this.mainKey) {
                isSame = a_obj[this.mainKey] == b_obj[this.mainKey];
            } else {
                isSame = Object.keys(a_obj).every(k => a_obj[k] == b_obj[k]);
            }
            return isSame;
        },
        remove(d) {
            if (this.mainKey) {
                let selection_end_mainKeys = this.selection_end.map(v => v[this.mainKey]);
                this.tableData_end_bk = this.tableData_end_bk.filter(v => !selection_end_mainKeys.includes(v[this.mainKey]));
            } else {
                let selection_end = this.selection_end.map(v => JSON.stringify(v));
                this.tableData_end_bk = this.tableData_end_bk.filter(v => !selection_end.includes(JSON.stringify(v)));
            }
            this.$nextTick(() => { this.refreshCheckStatus() });// 刷新勾选状态
        },
        add(d) {
            this.selection_start.forEach(row => this.tableData_end_bk.some(v => this.isSameItem(v, row)) || this.tableData_end_bk.push(row));
            this.$nextTick(() => { this.refreshCheckStatus() });// 刷新勾选状态
        },
        selection_start_change(selection) {
            this.selection_start = selection;
        },
        selection_end_change(selection) {
            this.selection_end = selection;
        },
        initListStart() {
            this.$emit('init', {
                keyword: this.inputSearchValue_start,
                currentPage: this.startPage.currentPage || 1,
                pageSize: this.startPage.pageSize,
            });
        },
        initListEnd({
            keyword = this.inputSearchValue_end,
            currentPage = this.endPage.currentPage || 1,
            pageSize = this.endPage.pageSize,
        } = {}) {
            this.endPage.currentPage = currentPage;
            this.endPage.pageSize = pageSize;
            let results = this.tableData_end_bk.filter(obj =>
                keyword ?
                    Object.keys(obj).some(k => obj[k].toString().toLocaleLowerCase().includes(keyword.toString().toLocaleLowerCase()))
                    : true);
            this.endPage.total = results.length;
            this.tableData_end = results.slice((currentPage - 1) * pageSize, (currentPage) * pageSize);
        },

    },
};
</script>
    
<style lang="scss" scoped>
.sgTransfer {
    display: flex;
    align-items: center;
    flex-wrap: nowrap;
    white-space: nowrap;

    &>.sg-start,
    &>.sg-end {
        border: 1px solid #ebeef5;
        border-radius: 4px;
        overflow: hidden;
        background: #fff;
        display: inline-block;
        vertical-align: middle;
        max-height: 100%;
        box-sizing: border-box;
        position: relative;

        .sg-title {
            height: 40px;
            line-height: 40px;
            background: #f5f7fa;
            margin: 0;
            padding-left: 15px;
            border-bottom: 1px solid #ebeef5;
            box-sizing: border-box;
            color: #000;
        }

        .sg-search {
            box-sizing: border-box;
            padding: 10px;
        }

        .sg-table {}

        .sg-pagination {
            height: 50px;
            display: flex;
            justify-content: center;
            width: 100%;
            box-sizing: border-box;
            padding: 10px;
        }

    }

    &>.sg-center {
        margin: 0 10px;
    }

    &>.sg-end {}
}

>>>.el-table {
    tr.selected {
        filter: brightness(0.95);
        pointer-events: none;
    }

    .el-table__cell.gutter {
        border-bottom: 1px solid #EBEEF5;
        background-color: #f5f7fa;
    }
}
</style>

用例

<template>
  <div>
    <sgTransfer v-model="transferValue" :data="transferData" :titles="['所有用户', '本组成员']" :button-texts="['到左边', '到右边']"
      :filter-placeholder="`请输入工号、姓名…`" @init="initTransfer" />

    <hr>

    <div>
      <h1>勾选的数据transferValue:</h1>
      <div v-html="JSON.stringify(transferValue).replace(/\,\{/g, ',\n{')"
        style="word-wrap: break-word;word-break: break-all;white-space: break-spaces;"> </div>
    </div>
  </div>
</template>
  
<script>
import sgTransfer from "@/vue/components/admin/sgTransfer";

export default {
  components: { sgTransfer },
  data() {
    return {
      // 穿梭框配置项
      transferValue: [],
      transferData: {
        width: '400px',//表格宽度
        layout: `total, sizes, prev, next, jumper`,//翻页器显示控件
        // 列配置项
        tableItems: [
          { prop: 'ID', label: '工号', minWidth: '50', mainKey: true },//设置主键
          { prop: 'XM', label: '姓名', minWidth: '50' },
          { prop: 'YHM', label: '用户名', minWidth: '50' },
        ],
        tableData: [],//表格显示内容
        startPage: { total: 0, },//实际总数
      },

      // 渲染数据
      tableData: [],
      tableData_bk: [],
      userList: [
        { key: 1, label: '梁冰露' },
        { key: 2, label: '吴梵听' },
        { key: 3, label: '卢令美' },
        { key: 4, label: '韩宛曼' },
        { key: 5, label: '郝海冬' },
        { key: 6, label: '傅优悦' },
        { key: 7, label: '郝幻莲' },
        { key: 8, label: '江嘉云' },
        { key: 9, label: '梁秋芳' },
        { key: 10, label: '郝悦颖' },
        { key: 11, label: '廖芝蓉' },
        { key: 12, label: '胡傲丝' },
        { key: 13, label: '赵珺琦' },
        { key: 14, label: '石心诺' },
        { key: 15, label: '丁翠芙' },
        { key: 16, label: '李夏河' },
        { key: 17, label: '范水悦' },
        { key: 18, label: '郑凝雪' },
        { key: 19, label: '李亦玉' },
        { key: 20, label: '袁三春' },
        { key: 21, label: '赵红叶' },
        { key: 22, label: '曹安琪' },
        { key: 23, label: '谭琴音' },
        { key: 24, label: '钟湛蓝' },
        { key: 25, label: '陆之柔' },
        { key: 26, label: '吕孒凡' },
        { key: 27, label: '熊野雪' },
        { key: 28, label: '曹叶澜' },
        { key: 29, label: '韩粟梅' },
        { key: 30, label: '孔杏儿' },
        { key: 31, label: '宋若彤' },
        { key: 32, label: '于淼淼' },
        { key: 33, label: '潘欣跃' },
        { key: 34, label: '石雅辰' },
        { key: 35, label: '白念珍' },
        { key: 36, label: '文爱茹' },
        { key: 37, label: '王如曼' },
        { key: 38, label: '宋丝琪' },
        { key: 39, label: '王凝荷' },
        { key: 40, label: '郑雨雪' },
        { key: 41, label: '梁映阳' },
        { key: 42, label: '徐新雨' },
        { key: 43, label: '毛恬雅' },
        { key: 44, label: '侯若蕊' },
        { key: 45, label: '杨云蔚' },
        { key: 46, label: '史之卉' },
        { key: 47, label: '胡千束' },
        { key: 48, label: '冯冷荷' },
        { key: 49, label: '金语心' },
        { key: 50, label: '江恬默' },
        { key: 51, label: '高香馨' },
        { key: 52, label: '江凌晴' },
        { key: 53, label: '梁列琴' },
        { key: 54, label: '邹鸾瑶' },
        { key: 55, label: '夏素洁' },
        { key: 56, label: '范秋玉' },
        { key: 57, label: '钟北嘉' },
        { key: 58, label: '谭水云' },
        { key: 59, label: '顾山柏' },
        { key: 60, label: '龙曼蔓' },
        { key: 61, label: '钟双儿' },
        { key: 62, label: '林林娜' },
        { key: 63, label: '邹溪儿' },
        { key: 64, label: '顾妙彤' },
        { key: 65, label: '傅茵茵' },
        { key: 66, label: '卢念露' },
        { key: 67, label: '罗冷亦' },
        { key: 68, label: '胡秋颖' },
        { key: 69, label: '姜怡月' },
        { key: 70, label: '傅和暄' },
        { key: 71, label: '赖布凡' },
        { key: 72, label: '郝念蕾' },
        { key: 73, label: '邱天欣' },
        { key: 74, label: '汤莉莉' },
        { key: 75, label: '段靖易' },
        { key: 76, label: '周之云' },
        { key: 77, label: '董映秋' },
        { key: 78, label: '汤玲琅' },
        { key: 79, label: '田雁梅' },
        { key: 80, label: '石雨雪' },
        { key: 81, label: '任君雅' },
        { key: 82, label: '蔡小谷' },
        { key: 83, label: '孟忆之' },
        { key: 84, label: '姜闲丽' },
        { key: 85, label: '文忆香' },
        { key: 86, label: '戴运虹' },
        { key: 87, label: '王玄穆' },
        { key: 88, label: '刘绿柳' },
        { key: 89, label: '萧梦丝' },
        { key: 90, label: '谭忆山' },
        { key: 91, label: '方榕嫣' },
        { key: 92, label: '徐欣合' },
        { key: 93, label: '夏雨南' },
        { key: 94, label: '尹沙羽' },
        { key: 95, label: '万梦玉' },
        { key: 96, label: '谢灵枫' },
        { key: 97, label: '曾源源' },
        { key: 98, label: '赖谷枫' },
        { key: 99, label: '彭子童' },
      ],
    }
  },
  created() {
    this.createTableData()
  },
  methods: {
    // 初始化、翻页、切换每页显示数量的时候触发
    initTransfer({ keyword = '', currentPage = 1, pageSize = 10 } = {}) {
      // 模拟接口调用----------------------------------------
      let results = this.tableData_bk.filter(obj => keyword ? Object.keys(obj).some(k => obj[k].toString().toLocaleLowerCase().includes(keyword.toString().toLocaleLowerCase())) : true);
      this.transferData.startPage.total = results.length;
      this.transferData.tableData = results.slice((currentPage - 1) * pageSize, (currentPage) * pageSize);
      // ----------------------------------------
    },
    // 构建数据
    createTableData(d) {
      this.tableData_bk = this.userList.map(v => {
        let ID = this.$g.getRandomID();
        return { ID, XM: v.label, YHM: `user${ID}`, }
      });
      this.initTransfer();
    },
  }
}
</script>

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转载自blog.csdn.net/qq_37860634/article/details/132589830