src/views/containers/topology/trace/trace-select.vue

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this work for additional information regarding copyright ownership.
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  http://www.apache.org/licenses/LICENSE-2.0

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<template>
  <div
    class="rk-trace-sel-wrapper flex-h"
    v-clickout="
      () => {
        visible = false;
        search = '';
      }
    "
    :class="{ cp: !readonly, active: visible }"
  >
    <div class="rk-trace-bar-i flex-h" @click="visible = !visible && !readonly">
      <div class="mr-15 rk-trace-bar-i-text">
        <div class="sm grey">{{ title }}</div>
        <div class="ell" v-tooltip:right.ellipsis="value.label || ''">
          {{ value.label || '' }}
        </div>
      </div>
      <svg v-if="!readonly" class="icon lg trans" :style="`transform: rotate(${visible ? 180 : 0}deg)`">
        <use xlink:href="#arrow-down"></use>
      </svg>
    </div>
    <div class="rk-trace-sel" v-if="visible">
      <div v-if="hasSearch">
        <input type="text" class="rk-trace-sel-search" v-model="search" :placeholder="`${this.$t('search')}...`" />
        <svg class="icon sm close" @click="search = ''" v-if="search">
          <use xlink:href="#clear"></use>
        </svg>
      </div>
      <div class="rk-trace-opt-wrapper scroll_hide">
        <div
          class="rk-trace-opt ell"
          @click="handleSelect(i)"
          :class="{ active: i.key === value.key }"
          v-for="i in filterData"
          :key="i.key"
        >
          {{ i.label }}
        </div>
      </div>
    </div>
  </div>
</template>

<script lang="ts">
  import { Vue, Component, Prop } from 'vue-property-decorator';
  @Component
  export default class TraceSelect extends Vue {
    @Prop() public data!: any;
    @Prop() public value!: any;
    @Prop() public title!: string;
    @Prop({ default: false }) public hasSearch!: boolean;
    @Prop({ default: false })
    public readonly!: boolean;
    public search: string = '';
    public visible: boolean = false;
    get filterData() {
      return this.data.filter((i: any) => i.label.toUpperCase().indexOf(this.search.toUpperCase()) !== -1);
    }
    public handleSelect(i: any) {
      this.$emit('input', i);
      this.visible = false;
    }
  }
</script>

<style lang="scss" scoped>
  .rk-trace-sel-wrapper {
    position: relative;
    z-index: 2;
    height: 100%;
    justify-content: space-between;
    .sm {
      line-height: 13px;
    }
    .icon {
      flex-shrink: 0;
    }
  }
  .rk-trace-bar-i-text {
    max-width: 150px;
    min-width: 80px;
  }
  .rk-trace-bar-i {
    height: 100%;
    padding: 0 15px;
    border-right: 2px solid #252a2f;
  }
  .rk-trace-sel {
    position: absolute;
    top: 44px;
    box-shadow: 0 1px 6px rgba(99, 99, 99, 0.2);
    background-color: #252a2f;
    width: 100%;
    border-radius: 3px;
    overflow: hidden;
    .close {
      position: absolute;
      right: 10px;
      top: 12px;
      opacity: 0.6;
      &:hover {
        opacity: 1;
      }
    }
  }
  .rk-trace-opt {
    padding: 7px 15px;
    &.active,
    &:hover {
      background-color: #40454e;
    }
  }
  .rk-trace-sel-search {
    width: calc(100% - 4px);
    border: 0;
    background-color: #333840;
    color: #eee;
    outline: 0;
    padding: 7px 25px 7px 10px;
    margin: 2px;
  }
  .rk-trace-opt-wrapper {
    overflow: auto;
    max-height: 200px;
    padding-bottom: 2px;
  }
</style>