保誠-保戶業務員媒合平台
Tomas
2024-04-30 f247f8a4ee7edda57d01b184962b3a3ec04316a7
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<template>
  <transition name="el-zoom-in-top" @after-leave="doDestroy">
    <ul class="el-dropdown-menu el-popper" :class="[size && `el-dropdown-menu--${size}`]" v-show="showPopper">
      <slot></slot>
    </ul>
  </transition>
</template>
<script>
  import Popper from 'element-ui/src/utils/vue-popper';
 
  export default {
    name: 'ElDropdownMenu',
 
    componentName: 'ElDropdownMenu',
 
    mixins: [Popper],
 
    props: {
      visibleArrow: {
        type: Boolean,
        default: true
      },
      arrowOffset: {
        type: Number,
        default: 0
      }
    },
 
    data() {
      return {
        size: this.dropdown.dropdownSize
      };
    },
 
    inject: ['dropdown'],
 
    created() {
      this.$on('updatePopper', () => {
        if (this.showPopper) this.updatePopper();
      });
      this.$on('visible', val => {
        this.showPopper = val;
      });
    },
 
    mounted() {
      this.dropdown.popperElm = this.popperElm = this.$el;
      this.referenceElm = this.dropdown.$el;
      // compatible with 2.6 new v-slot syntax
      // issue link https://github.com/ElemeFE/element/issues/14345
      this.dropdown.initDomOperation();
    },
 
    watch: {
      'dropdown.placement': {
        immediate: true,
        handler(val) {
          this.currentPlacement = val;
        }
      }
    }
  };
</script>