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| <template>
| <el-select ref="dragSelect" v-model="selectVal" v-bind="$attrs" class="drag-select" multiple filterable v-on="$listeners">
| <slot />
| </el-select>
| </template>
|
| <script>
| import Sortable from 'sortablejs'
|
| export default {
| name: 'DragSelect',
| props: {
| value: {
| type: Array,
| required: true
| }
| },
| computed: {
| selectVal: {
| get() {
| return [...this.value]
| },
| set(val) {
| this.$emit('input', [...val])
| }
| }
| },
| mounted() {
| this.setSort()
| },
| methods: {
| setSort() {
| const el = this.$refs.dragSelect.$el.querySelectorAll('.el-select__tags > span')[0]
| this.sortable = Sortable.create(el, {
| ghostClass: 'sortable-ghost', // Class name for the drop placeholder,
| setData: function(dataTransfer) {
| dataTransfer.setData('Text', '')
| // to avoid Firefox bug
| // Detail see : https://github.com/RubaXa/Sortable/issues/1012
| },
| onEnd: evt => {
| console.log(evt, 123)
| const targetRow = this.value.splice(evt.oldIndex, 1)[0]
| this.value.splice(evt.newIndex, 0, targetRow)
| }
| })
| }
| }
| }
| </script>
| <style>
| .sortable-ghost{
| opacity: .8;
| color: #fff!important;
| background: #42b983!important;
| }
| </style>
| <style lang="scss" scoped>
| .drag-select {
| ::v-deep {
| .sortable-ghost {
| opacity: .8;
| color: #fff !important;
| background: #42b983 !important;
| }
|
| .el-tag {
| cursor: pointer;
| }
| }
| }
| </style>
|
|
