Vue2组件tree实现无限级树形菜单

353 阅读 0 评论 233 点赞

我是靠谱客的博主标致羽毛，这篇文章主要介绍Vue2组件tree实现无限级树形菜单，现在分享给大家，希望可以做个参考。

一直打算偷懒使用个现成的树组件，但是在github上找了一大圈没有找到真正满足应用开发的树组件，所以没办法只能自己写了一个，开源出来希望可以帮助到需要的人，同时如果大家觉得好用，我可以顺带骗骗★（希望喜欢的朋友对我体力的肯定可以点下★ ），由于我也算刚接触vue，所以难免有所考虑不周的地方，希望大家在issue里面指正。组件重点是父子组件数据的共享和状态保持，我是利用了下vuex的思路，采用一个控制仓库完成。

github 地址 vue-tree

How to run demo

复制代码

1
2
npm install
npm run dev

效果图

示例

复制代码

<template>
 <div style="width:300px;">
 <tree ref ='tree' :treeData="treeData" :options="options" @node-click='handleNode'></tree>
 </div>
</template>
<script>
import Tree from '../components/tree/tree.vue'
export default {
 name: 'test',
 data () {
 return {
  options: {
  showCheckbox: true,
  search: {
   useInitial: true,
   useEnglish: false,
   customFilter: null
  }
  },
  treeData: [
  {
   id: 1,
   label: '一级节点',
   open: true,
   checked: false,
   parentId: null,
   visible: true,
   searched: false,
   children: [
   {
    id: 2,
    label: '二级节点-1',
    checked: false,
    parentId: 1,
    searched: false,
    visible: true
   },
   {
    label: '二级节点-2',
    open: true,
    checked: false,
    id: 3,
    parentId: 1,
    visible: true,
    searched: false,
    children: [
    {
     id: 4,
     parentId: 3,
     label: '三级节点-1',
     visible: true,
     searched: false,
     checked: false
    },
    {
     id: 5,
     label: '三级节点-2',
     parentId: 3,
     searched: false,
     visible: true,
     checked: false
    }
    ]
   },
   {
    label: '二级节点-3',
    open: true,
    checked: false,
    id: 6,
    parentId: 1,
    visible: true,
    searched: false,
    children: [
    {
     id: 7,
     parentId: 6,
     label: '三级节点-4',
     checked: false,
     searched: false,
     visible: true
    },
    {
     id: 8,
     label: '三级节点-5',
     parentId: 6,
     checked: false,
     searched: false,
     visible: true
    }
    ]
   }
   ]
  }
  ]
 }
 },
 components: {Tree}
}
</script>

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
<template>
 <div style="width:300px;">
 <tree ref ='tree' :treeData="treeData" :options="options" @node-click='handleNode'/>
 </div>
</template>
<script>
import Tree from '../components/tree/tree.vue'
export default {
 name: 'test',
 data () {
 return {
  options: {
  showCheckbox: true,
  search: {
   useInitial: true,
   useEnglish: false,
   customFilter: null
  }
  },
  treeData: [
  {
   id: 1,
   label: '一级节点',
   open: true,
   checked: false,
   parentId: null,
   visible: true,
   searched: false,
   children: [
   {
    id: 2,
    label: '二级节点-1',
    checked: false,
    parentId: 1,
    searched: false,
    visible: true
   },
   {
    label: '二级节点-2',
    open: true,
    checked: false,
    id: 3,
    parentId: 1,
    visible: true,
    searched: false,
    children: [
    {
     id: 4,
     parentId: 3,
     label: '三级节点-1',
     visible: true,
     searched: false,
     checked: false
    },
    {
     id: 5,
     label: '三级节点-2',
     parentId: 3,
     searched: false,
     visible: true,
     checked: false
    }
    ]
   },
   {
    label: '二级节点-3',
    open: true,
    checked: false,
    id: 6,
    parentId: 1,
    visible: true,
    searched: false,
    children: [
    {
     id: 7,
     parentId: 6,
     label: '三级节点-4',
     checked: false,
     searched: false,
     visible: true
    },
    {
     id: 8,
     label: '三级节点-5',
     parentId: 6,
     checked: false,
     searched: false,
     visible: true
    }
    ]
   }
   ]
  }
  ]
 }
 },
 components: {Tree}
}
</script>

属性

复制代码

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
options: {
  showCheckbox: true, //是否支持多选
  search: {
   useInitial: true, //是否支持首字母搜索
   useEnglish: false, //是否是英文搜索
   customFilter: null // 自定义节点过滤函数
  }

 /* 节点元素 */
 {
  id: 1, //节点标志
  label: '一级节点', //节点名称
  open: true, // 是否打开节点
  checked: false, //是否被选中
  parentId: null, //父级节点Id
  visible: true, //是否可见
  searched: false, //是否是搜索值
  children: [] //子节点
 }