vue中实现列表上下拖拽 搜索列表名称 定位到搜索的名字 并且滚动条滚动到检索到的位置

发布于:2024-10-15 ⋅ 阅读:(69) ⋅ 点赞:(0)
<template>
  <el-drawer :title="packageData.title" :visible="packageData.visible" @open="openDialog" @close="closeDialog"
    :append-to-body="true" direction="rtl" :size="560" destroy-on-close>
    <div class="el-drawer__main" style="flex: 1; overflow-y: auto;">
      <div class="form-head">
        <div class="form-head-title">应用编辑</div>
        <div>
          <el-input placeholder="请输入应用名称" style="width:400px;" v-model="searchQuery" @keyup.enter.native="scrollToApp" clearable  class="input-with-select">
            <el-button slot="append" @click="scrollToApp" icon="el-icon-search"></el-button>
          </el-input>
        </div>
      </div>
      <draggable v-model="appLists" @end="onDragEnd">
        <div v-for="(item, index) in appLists" :key="index" :ref="'appItem' + index">
          <div class="app-edit" :class="{ 'highlight': isHighlighted(item) }">
            <div class="app-edit-left">
              <img :src="item.logoMediaid" alt="" style="width: 45px; height: 45px" />
              <span style="padding-left: 10px; font-size: 14px">{{ item.name }}</span>
            </div>
            <div class="app-edit-right">
              <i class="el-icon-error" @click.stop="handleRemove(index)" style="color: red;font-size:20px;"></i>
            </div>
          </div>
          <el-divider></el-divider>
        </div>
      </draggable>
    </div>
    <div class="el-drawer__action" style="" v-if="!packageData.disabled">
      <el-button @click="closeDialog"> 返回 </el-button>
    </div>
  </el-drawer>
</template>

<script>
import draggable from "vuedraggable";
import { getUserInfo } from "@/utils/auth";
export default {
  name: 'GroupManagerEditDrawer',
  props: {
    packageData: {
      type: Object,
      default: () => {
      }
    },
    visible: {
      type: Boolean,
      default: false
    },
    appList: {
      type: Array,
      default: () => []
    },
    appGroupIndex: {
      type: Number,
      default: 0
    },
  },
  components: {
  draggable
  },
  computed: {},
  watch: {
    appList(){
      this.appLists=this.appList
    }
  },
  data() {
    return {
      appLists:[],
      searchQuery: '',
      userId: getUserInfo().userId
    }
  },
  created() {
  },
  mounted() {
    this.appLists=this.appList
  },
  methods: {
    onDragEnd() {
    // 处理拖拽结束后的逻辑
    // console.log('拖拽结束', this.appLists);
    },
    scrollToApp() {
      const searchTerm = this.searchQuery.trim().toLowerCase();
      if (searchTerm) {
        // 遍历 appList,找到第一个匹配项
        for (let index = 0; index < this.appLists.length; index++) {
          const item = this.appLists[index];
          if (item.name.toLowerCase() === searchTerm) {
            // 滚动到对应的项
            this.$nextTick(() => {
              const appItem = this.$refs['appItem' + index][0];
              console.log(appItem,123456)
              if (appItem) {
                appItem.scrollIntoView({ behavior: 'smooth', block: 'start' });
              }
            });
            break; // 找到匹配项后退出循环
          }
        }
      }
    },
    isHighlighted(item) {
      return item.name.toLowerCase() === this.searchQuery.trim().toLowerCase();
    },
    // 关闭drawer
    closeDialog() {
      this.$emit('update:visible', false)
    },
    // 打开drawer
    openDialog() {
    },
    // 删除巡检项
    handleRemove(index) {
      this.appLists.splice(index, 1)
      this.$emit("changeApp", this.appLists, this.appGroupIndex)
    },

  }
}
</script>

<style lang="scss" scoped>
@import "~@style/_theme";
::v-deep .el-drawer .el-drawer__header {
  // background: #fff;
  background: #fff !important;
  border-bottom: 1px solid #e9eaf2;
  font-weight: 600;
}
.highlight {
 background: yellow; /* 高亮背景色 */
}
.el-drawer__action {
  display: flex;
  justify-content: flex-end;
  padding-top: 16px;
}

.form-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-left: 5px solid $colorPrimary;
  padding-left: 6px;
  margin-bottom: 20px;
  .form-head-title {
    font-size: 16px;
    font-weight: 600;
  }

  .form-head-right {
    font-size: 14px;
    color: #427af4;
    //styleName: 四级文字常规;
    font-weight: 400;
    line-height: 22px;
  }
}

.context-work-item {
  text-align: center;
  float: left;
  padding: 10px 10px;
  width: 25%;

  p {
    &:nth-of-type(2) {
      font-size: 15px;
    }
  }
}

.app-edit {
  display: flex;
  justify-content: space-between;

  .app-edit-left {
    display: flex;
    align-items: center;

    .app-edit-left-icon {
      width: 40px;
      height: 40px;
      border-radius: 50%;
      background: #ccc;
      margin-right: 10px;
    }
  }

  .app-edit-right {
    display: flex;
    align-items: center;

    .sort-icon {
      width: 20px;
      color: #427af4;
      font-size: 20px;
      padding-right: 10px
    }

    .el-icon-error {
      margin-left: 32px;
    }
  }
}

::v-deep .el-form-item__content {
  display: flex;
}
</style>

<style>
.hide .el-upload--picture-card {
  display: none;
}
</style>

实现效果如下:
在这里插入图片描述
在这里插入图片描述


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