other / mew-iview

Commit b3b4134d8bc53a6901e64f7a25809e560230af01

Authored by zhigang.li
1 parent 1f7c24bc

fixed https://github.com/iview/iview/issues/3298

Showing 2 changed files with 79 additions and 51 deletions   Show diff stats
Inline Side-by-side
examples/routers/menu.vue
  Show/Hide comments   View file @b3b4134
1 1 <template>
2   - <Menu active-name="1-2" :open-names="['1']" theme="dark">
3   - <Submenu name="1">
4   - <template slot="title">
5   - <Icon type="ios-analytics"></Icon>
6   - Navigation One
7   - </template>
8   - <MenuGroup title="Item 1">
9   - <MenuItem name="1-1">Option 1</MenuItem>
10   - <MenuItem name="1-2">Option 2</MenuItem>
11   - </MenuGroup>
12   - <MenuGroup title="Item 2">
13   - <MenuItem name="1-3">Option 3</MenuItem>
14   - <MenuItem name="1-4">Option 4</MenuItem>
15   - </MenuGroup>
16   - </Submenu>
17   - <Submenu name="2">
18   - <template slot="title">
19   - <Icon type="ios-filing"></Icon>
20   - Navigation Two
21   - </template>
22   - <MenuItem name="2-1">Option 5</MenuItem>
23   - <MenuItem name="2-2">Option 6</MenuItem>
24   - <Submenu name="3">
25   - <template slot="title">Submenu</template>
26   - <MenuItem name="3-1">Option 7</MenuItem>
27   - <MenuItem name="3-2">Option 8</MenuItem>
  2 + <div>
  3 + <Menu ref="menu" active-name="1-2" :open-names="openNames" theme="dark" accordion @on-open-change="handleOpenChange">
  4 + <Submenu name="1">
  5 + <template slot="title">
  6 + <Icon type="ios-analytics"></Icon>
  7 + Navigation One
  8 + </template>
  9 + <MenuGroup title="Item 1">
  10 + <MenuItem name="1-1">Option 1</MenuItem>
  11 + <MenuItem name="1-2">Option 2</MenuItem>
  12 + </MenuGroup>
  13 + <MenuGroup title="Item 2">
  14 + <MenuItem name="1-3">Option 3</MenuItem>
  15 + <MenuItem name="1-4">Option 4</MenuItem>
  16 + </MenuGroup>
28 17 </Submenu>
29   - </Submenu>
30   - <Submenu name="4">
31   - <template slot="title">
32   - <Icon type="ios-gear"></Icon>
33   - Navigation Three
34   - </template>
35   - <MenuItem name="4-1">Option 9</MenuItem>
36   - <MenuItem name="4-2">Option 10</MenuItem>
37   - <MenuItem name="4-3">Option 11</MenuItem>
38   - <MenuItem name="4-4">Option 12</MenuItem>
39   - </Submenu>
40   - </Menu>
  18 + <Submenu name="2">
  19 + <template slot="title">
  20 + <Icon type="ios-filing"></Icon>
  21 + Navigation Two
  22 + </template>
  23 + <MenuItem name="2-1">Option 5</MenuItem>
  24 + <MenuItem name="2-2">Option 6</MenuItem>
  25 + <Submenu name="3">
  26 + <template slot="title">Submenu</template>
  27 + <MenuItem name="3-1">Option 7</MenuItem>
  28 + <MenuItem name="3-2">Option 8</MenuItem>
  29 + </Submenu>
  30 + <Submenu name="4">
  31 + <template slot="title">Submenu</template>
  32 + <MenuItem name="4-1">Option 7</MenuItem>
  33 + <MenuItem name="4-2">Option 8</MenuItem>
  34 + </Submenu>
  35 + </Submenu>
  36 + <Submenu name="5">
  37 + <template slot="title">
  38 + <Icon type="ios-gear"></Icon>
  39 + Navigation Three
  40 + </template>
  41 + <MenuItem name="5-1">Option 9</MenuItem>
  42 + <MenuItem name="5-2">Option 10</MenuItem>
  43 + <MenuItem name="5-3">Option 11</MenuItem>
  44 + <MenuItem name="5-4">Option 12</MenuItem>
  45 + </Submenu>
  46 + </Menu>
  47 + <Button @click="setOpenNames">修改展开数组</Button>
  48 + </div>
41 49 </template>
42 50 <script>
43 51 export default {
44   -
  52 + data () {
  53 + return {
  54 + openNames: ['1']
  55 + };
  56 + },
  57 + methods: {
  58 + handleOpenChange (name) {
  59 + console.log(name)
  60 + },
  61 + setOpenNames () {
  62 + this.openNames = ['2', '3'];
  63 + this.$nextTick(() => {
  64 + this.$refs.menu.updateOpened();
  65 + })
  66 + }
  67 + }
45 68 }
46 69 </script>
... ...
src/components/menu/menu.vue
  Show/Hide comments   View file @b3b4134
... ... @@ -43,7 +43,8 @@
43 43 },
44 44 data () {
45 45 return {
46   - currentActiveName: this.activeName
  46 + currentActiveName: this.activeName,
  47 + openedNames: []
47 48 };
48 49 },
49 50 computed: {
... ... @@ -76,36 +77,40 @@
76 77 this.broadcast('MenuItem', 'on-update-active-name', this.currentActiveName);
77 78 },
78 79 updateOpenKeys (name) {
79   - const index = this.openNames.indexOf(name);
80   - if (index > -1) {
81   - this.openNames.splice(index, 1);
  80 + let names = [...this.openedNames];
  81 + const index = names.indexOf(name);
  82 + if (index >= 0) {
  83 + names.splice(index, 1);
82 84 } else {
83   - this.openNames.push(name);
84 85 if (this.accordion) {
85   - let currentSubmenu = {};
  86 + let currentSubmenu = null;
86 87 findComponentsDownward(this, 'Submenu').forEach(item => {
87 88 if (item.name === name) currentSubmenu = item;
88 89 });
89 90 findBrothersComponents(currentSubmenu, 'Submenu').forEach(item => {
90   - let index = this.openNames.indexOf(item.name);
91   - this.openNames.splice(index, index >= 0 ? 1 : 0);
  91 + let i = names.indexOf(item.name);
  92 + if (i >= 0) names.splice(i, 1);
92 93 });
93   - this.openNames.push(name);
  94 + names.push(name);
94 95 }
95 96 }
  97 + this.openedNames = names;
  98 + this.$emit('on-open-change', this.openedNames);
96 99 },
97 100 updateOpened () {
98 101 const items = findComponentsDownward(this, 'Submenu');
99 102  
100 103 if (items.length) {
101 104 items.forEach(item => {
102   - if (this.openNames.indexOf(item.name) > -1) item.opened = true;
  105 + if (this.openedNames.indexOf(item.name) > -1) item.opened = true;
  106 + else item.opened = false;
103 107 });
104 108 }
105 109 }
106 110 },
107 111 mounted () {
108 112 this.updateActiveName();
  113 + this.openedNames = [...this.openNames];
109 114 this.updateOpened();
110 115 this.$on('on-menu-item-select', (name) => {
111 116 this.currentActiveName = name;
... ... @@ -113,8 +118,8 @@
113 118 });
114 119 },
115 120 watch: {
116   - openNames () {
117   - this.$emit('on-open-change', this.openNames);
  121 + openNames (names) {
  122 + this.openedNames = names;
118 123 },
119 124 activeName (val) {
120 125 this.currentActiveName = val;
... ...