吉鹏 / gulu-admin

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src/views/tree/index.vue 1.42 KB
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80a28914e   吉鹏   init 
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  <template>
    <div class="app-container">
      <el-input v-model="filterText" placeholder="Filter keyword" style="margin-bottom:30px;" />
  
      <el-tree
        ref="tree2"
        :data="data2"
        :props="defaultProps"
        :filter-node-method="filterNode"
        class="filter-tree"
        default-expand-all
      />
  
    </div>
  </template>
  
  <script>
  export default {
  
    data() {
      return {
        filterText: '',
        data2: [{
          id: 1,
          label: 'Level one 1',
          children: [{
            id: 4,
            label: 'Level two 1-1',
            children: [{
              id: 9,
              label: 'Level three 1-1-1'
            }, {
              id: 10,
              label: 'Level three 1-1-2'
            }]
          }]
        }, {
          id: 2,
          label: 'Level one 2',
          children: [{
            id: 5,
            label: 'Level two 2-1'
          }, {
            id: 6,
            label: 'Level two 2-2'
          }]
        }, {
          id: 3,
          label: 'Level one 3',
          children: [{
            id: 7,
            label: 'Level two 3-1'
          }, {
            id: 8,
            label: 'Level two 3-2'
          }]
        }],
        defaultProps: {
          children: 'children',
          label: 'label'
        }
      }
    },
    watch: {
      filterText(val) {
        this.$refs.tree2.filter(val)
      }
    },
  
    methods: {
      filterNode(value, data) {
        if (!value) return true
        return data.label.indexOf(value) !== -1
      }
    }
  }
  </script>