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拖动排序
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‎src/components/page/DragList.vue‎

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<template>
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<section class="main">
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<div class="crumbs">
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<el-breadcrumb separator="/">
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<el-breadcrumb-item><i class="el-icon-upload2"></i> 拖拽排序</el-breadcrumb-item>
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</el-breadcrumb>
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</div>
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<div class="drag-box-left">
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<div class="drag-title">未完成</div>
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<div class="drag-list" draggable="true"
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v-for="list in data1"
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:data-id="list.id"
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@dragstart="dragstartEvent"
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@dragend="dragendEvent"
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@dragenter="dragenterEvent"
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@dragleave="dragleaveEvent"
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@dragover="dragoverEvent"
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>{{list.title}}</div>
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</div>
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<div class="drag-box-right">
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<div class="drag-title">已完成</div>
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<div class="drag-list" draggable="true"
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v-for="list in data2"
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:data-id="list.id"
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@dragstart="dragstartEvent"
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@dragend="dragendEvent"
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@dragenter="dragenterEvent"
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@dragleave="dragleaveEvent"
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@dragover="dragoverEvent"
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>{{list.title}}</div>
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</div>
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</section>
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</template>
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<script>
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export default {
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data() {
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return {
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dragElement: null,
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lock: true,
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data1: [
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{id: 1, title: '这里是列表1的标题'},
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{id: 2, title: '这里是列表2的标题'},
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{id: 3, title: '这里是列表3的标题'},
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{id: 4, title: '这里是列表4的标题'},
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{id: 5, title: '这里是列表5的标题'},
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{id: 6, title: '这里是列表6的标题'},
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{id: 7, title: '这里是列表7的标题'}
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],
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data2: [
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{id: 1, title: '这里是列表11的标题'},
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{id: 2, title: '这里是列表12的标题'},
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{id: 3, title: '这里是列表13的标题'},
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{id: 4, title: '这里是列表14的标题'}
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]
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}
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},
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methods: {
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dragstartEvent(ev) {
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const self = this;
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self.dragElement = ev.target;
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ev.target.style.backgroundColor = '#f8f8f8';
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},
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dragendEvent(ev) {
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ev.target.style.backgroundColor = '#fff';
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ev.preventDefault();
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},
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dragenterEvent(ev) {
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const self = this;
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if(self.dragElement != ev.target){
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ev.target.parentNode.insertBefore(self.dragElement, ev.target);
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}
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},
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dragleaveEvent(ev) {
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const self = this;
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if(self.dragElement != ev.target){
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if(self.lock && (ev.target == ev.target.parentNode.lastElementChild || ev.target == ev.target.parentNode.lastChild)){
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ev.target.parentNode.appendChild(self.dragElement);
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self.lock = false;
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}else{
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self.lock = true;
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}
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}
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},
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dragoverEvent(ev) {
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ev.preventDefault();
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}
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}
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}
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</script>
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<style scoped>
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.drag-box-left{
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float: left;
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width: 45%;
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}
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.drag-box-right{
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float: right;
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width: 45%;
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}
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.drag-list{
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border: 1px solid #ddd;
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padding:20px;
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margin-bottom: 20px;
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transition: border .3s;
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}
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.drag-list:hover{
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border: 1px solid #20a0ff;
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}
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.drag-title{
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font-weight: 400;
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line-height: 50px;
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margin: 10px 0;
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font-size: 22px;
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color: #1f2f3d;
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}
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<template>
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<section class="main">
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<div class="crumbs">
4+
<el-breadcrumb separator="/">
5+
<el-breadcrumb-item><i class="el-icon-upload2"></i> 拖拽排序</el-breadcrumb-item>
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</el-breadcrumb>
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</div>
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<div class="drag-box-left">
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<div class="drag-title">拖动排序</div>
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<div class="drag-list" draggable="true"
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v-for="list in data1"
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:data-id="list.id"
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@dragstart="dragstartEvent"
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@dragend="dragendEvent"
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@dragenter="dragenterEvent"
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@dragleave="dragleaveEvent"
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@dragover="dragoverEvent"
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>{{list.title}}</div>
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</div>
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</section>
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</template>
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<script>
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export default {
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data() {
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return {
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dragElement: null,
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lock: true,
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data1: [
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{id: 1, title: '这里是列表1的标题'},
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{id: 2, title: '这里是列表2的标题'},
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{id: 3, title: '这里是列表3的标题'},
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{id: 4, title: '这里是列表4的标题'},
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{id: 5, title: '这里是列表5的标题'},
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{id: 6, title: '这里是列表6的标题'},
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{id: 7, title: '这里是列表7的标题'}
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],
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data2: [
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{id: 1, title: '这里是列表11的标题'},
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{id: 2, title: '这里是列表12的标题'},
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{id: 3, title: '这里是列表13的标题'},
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{id: 4, title: '这里是列表14的标题'}
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]
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}
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},
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methods: {
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dragstartEvent(ev) {
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const self = this;
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self.dragElement = ev.target;
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ev.target.style.backgroundColor = '#f8f8f8';
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},
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dragendEvent(ev) {
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ev.target.style.backgroundColor = '#fff';
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ev.preventDefault();
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},
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dragenterEvent(ev) {
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const self = this;
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if(self.dragElement != ev.target){
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ev.target.parentNode.insertBefore(self.dragElement, ev.target);
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}
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},
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dragleaveEvent(ev) {
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const self = this;
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if(self.dragElement != ev.target){
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if(self.lock && (ev.target == ev.target.parentNode.lastElementChild || ev.target == ev.target.parentNode.lastChild)){
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ev.target.parentNode.appendChild(self.dragElement);
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self.lock = false;
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}else{
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self.lock = true;
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}
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}
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},
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dragoverEvent(ev) {
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ev.preventDefault();
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}
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}
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}
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</script>
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<style scoped>
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.drag-box-left{
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float: left;
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width: 45%;
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}
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.drag-box-right{
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float: right;
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width: 45%;
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}
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.drag-list{
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border: 1px solid #ddd;
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padding:10px;
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margin-bottom: 20px;
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transition: border .3s;
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}
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.drag-list:hover{
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border: 1px solid #20a0ff;
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}
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.drag-title{
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font-weight: 400;
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line-height: 25px;
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margin: 10px 0;
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font-size: 22px;
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color: #1f2f3d;
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}
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</style>

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