2023-03-16 09:38:59 +08:00

65 lines
1.5 KiB
Vue

<template>
<el-select ref="dragSelect" v-model="selectVal" v-bind="$attrs" class="drag-select" multiple v-on="$attrs">
<slot />
</el-select>
</template>
<script>
import { defineComponent } from 'vue';
import Sortable from 'sortablejs';
export default defineComponent({
name: 'DragSelect',
props: {
modelValue: {
type: Array,
required: true
}
},
computed: {
selectVal: {
get() {
return [...this.modelValue];
},
set(val) {
this.$emit('update:modelValue', [...val]);
}
}
},
mounted() {
this.setSort();
},
methods: {
setSort() {
const el = this.$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 => {
const theValue = this.modelValue;
const targetRow = theValue.splice(evt.oldIndex, 1)[0];
theValue.splice(evt.newIndex, 0, targetRow);
}
});
}
}
});
</script>
<style lang="scss" scoped>
.drag-select {
:deep(.sortable-ghost) {
opacity: .8;
color: #fff !important;
background: #42b983 !important;
}
:deep(.el-tag) {
cursor: pointer;
}
}
</style>