Commit b4c37946978f5b7d37147c22ac355485b75d7100

Authored by Aresn
Committed by GitHub
2 parents 23646cc5 0b9c3d37

Merge pull request #2822 from lison16/menu

make menu support more than 2 levels
examples/routers/menu.vue
1 1 <template>
2 2 <div>
3   - <Menu mode="horizontal" :theme="theme1" active-name="1">
  3 + <Menu :theme="theme1" active-name="1" accordion @on-select="handleSelect" @on-open-change="handleOpen" :open-names="openArr">
4 4 <Menu-item name="1">
5 5 <Icon type="ios-paper"></Icon>
6   - 内容管理
  6 + 一级1
7 7 </Menu-item>
8 8 <Menu-item name="2">
9 9 <Icon type="ios-people"></Icon>
10   - 用户管理
  10 + 一级2
11 11 </Menu-item>
12 12 <Submenu name="3">
13 13 <template slot="title">
14   - <Icon type="stats-bars"></Icon>
15   - 统计分析
  14 + <Icon type="ios-people"></Icon>
  15 + 一级3
16 16 </template>
17   - <Menu-group title="使用">
18   - <Menu-item name="3-1">新增和启动</Menu-item>
19   - <Menu-item name="3-2">活跃分析</Menu-item>
20   - <Menu-item name="3-3">时段分析</Menu-item>
21   - </Menu-group>
22   - <Menu-group title="留存">
23   - <Menu-item name="3-4">用户留存</Menu-item>
24   - <Menu-item name="3-5">流失用户</Menu-item>
25   - </Menu-group>
  17 + <Menu-item name="3-1">二级1</Menu-item>
  18 + <Menu-item name="3-2">二级2</Menu-item>
  19 + <Submenu name="3-3">
  20 + <template slot="title">
  21 + <Icon type="stats-bars"></Icon>
  22 + 二级3
  23 + </template>
  24 + <Menu-item name="3-3-1">三级1</Menu-item>
  25 + <Menu-item name="3-3-2">三级2</Menu-item>
  26 + <Submenu name="3-3-3">
  27 + <template slot="title">
  28 + <Icon type="stats-bars"></Icon>
  29 + 三级3
  30 + </template>
  31 + <Menu-item name="3-3-3-1">四级1</Menu-item>
  32 + <Menu-item name="3-3-3-2">四级2</Menu-item>
  33 + <MenuGroup title="Menu-Group">
  34 + <MenuItem name="3-3-3-3-1">
  35 + <Icon type="document-text"></Icon>
  36 + Group-item1
  37 + </MenuItem>
  38 + <MenuItem name="3-3-3-3-2">
  39 + <Icon type="chatbubbles"></Icon>
  40 + Group-item2
  41 + </MenuItem>
  42 + </MenuGroup>
  43 + </Submenu>
  44 + <Submenu name="3-3-4">
  45 + <template slot="title">
  46 + <Icon type="stats-bars"></Icon>
  47 + 三级4
  48 + </template>
  49 + <Menu-item name="3-3-4-1">四级1</Menu-item>
  50 + <Menu-item name="3-3-4-2">四级2</Menu-item>
  51 + </Submenu>
  52 + </Submenu>
  53 + <Submenu name="3-4">
  54 + <template slot="title">
  55 + <Icon type="stats-bars"></Icon>
  56 + 二级4
  57 + </template>
  58 + <Menu-item name="3-4-1">三级1</Menu-item>
  59 + <Menu-item name="3-4-2">三级2</Menu-item>
  60 + </Submenu>
26 61 </Submenu>
27 62 <Menu-item name="4">
28 63 <Icon type="settings"></Icon>
29   - 综合设置
  64 + 一级4
30 65 </Menu-item>
31 66 </Menu>
32 67 <br>
... ... @@ -43,9 +78,20 @@
43 78 export default {
44 79 data () {
45 80 return {
46   - theme1: 'light',
47   - value4: ''
  81 + theme1: 'dark',
  82 + value4: '',
  83 + openArr: ['3', '3-3', '3-3-3']
  84 + };
  85 + },
  86 + methods: {
  87 + handleSelect (name) {
  88 + // console.log(name);
  89 + return name;
  90 + },
  91 + handleOpen (openArr) {
  92 + // console.log(openArr);
  93 + return openArr;
48 94 }
49 95 }
50   - }
  96 + };
51 97 </script>
... ...
src/components/menu/menu-group.vue
1 1 <template>
2 2 <li :class="[prefixCls + '-item-group']">
3   - <div :class="[prefixCls + '-item-group-title']">{{ title }}</div>
  3 + <div :class="[prefixCls + '-item-group-title']" :style="groupStyle">{{ title }}</div>
4 4 <ul><slot></slot></ul>
5 5 </li>
6 6 </template>
7 7 <script>
  8 + import { findComponentUpward, findComponentsUpward } from '../../utils/assist';
8 9 const prefixCls = 'ivu-menu';
9 10  
10 11 export default {
... ... @@ -19,6 +20,19 @@
19 20 return {
20 21 prefixCls: prefixCls
21 22 };
  23 + },
  24 + computed: {
  25 + parentSubmenuNum () {
  26 + return findComponentsUpward(this, 'Submenu').length;
  27 + },
  28 + hasParentSubmenu () {
  29 + return findComponentUpward(this, 'Submenu');
  30 + },
  31 + groupStyle () {
  32 + return this.hasParentSubmenu ? {
  33 + paddingLeft: 43 + (this.parentSubmenuNum - 1) * 28 + 'px'
  34 + } : {};
  35 + }
22 36 }
23 37 };
24 38 </script>
... ...
src/components/menu/menu-item.vue
1 1 <template>
2   - <li :class="classes" @click.stop="handleClick"><slot></slot></li>
  2 + <li :class="classes" @click.stop="handleClick" :style="itemStyle"><slot></slot></li>
3 3 </template>
4 4 <script>
5 5 import Emitter from '../../mixins/emitter';
  6 + import { findComponentUpward } from '../../utils/assist';
6 7 const prefixCls = 'ivu-menu';
  8 + import mixin from './mixin';
7 9  
8 10 export default {
9 11 name: 'MenuItem',
10   - mixins: [ Emitter ],
  12 + mixins: [ Emitter, mixin ],
11 13 props: {
12 14 name: {
13 15 type: [String, Number],
... ... @@ -33,18 +35,18 @@
33 35 [`${prefixCls}-item-disabled`]: this.disabled
34 36 }
35 37 ];
  38 + },
  39 + itemStyle () {
  40 + return this.hasParentSubmenu ? {
  41 + paddingLeft: 43 + (this.parentSubmenuNum - 1) * 24 + 'px'
  42 + } : {};
36 43 }
37 44 },
38 45 methods: {
39 46 handleClick () {
40 47 if (this.disabled) return;
41 48  
42   - let parent = this.$parent;
43   - let name = parent.$options.name;
44   - while (parent && (!name || name !== 'Submenu')) {
45   - parent = parent.$parent;
46   - if (parent) name = parent.$options.name;
47   - }
  49 + let parent = findComponentUpward(this, 'Submenu');
48 50  
49 51 if (parent) {
50 52 this.dispatch('Submenu', 'on-menu-item-select', this.name);
... ... @@ -57,7 +59,7 @@
57 59 this.$on('on-update-active-name', (name) => {
58 60 if (this.name === name) {
59 61 this.active = true;
60   - this.dispatch('Submenu', 'on-update-active-name', true);
  62 + this.dispatch('Submenu', 'on-update-active-name', name);
61 63 } else {
62 64 this.active = false;
63 65 }
... ...
src/components/menu/menu.vue
... ... @@ -2,7 +2,7 @@
2 2 <ul :class="classes" :style="styles"><slot></slot></ul>
3 3 </template>
4 4 <script>
5   - import { oneOf, findComponentsDownward } from '../../utils/assist';
  5 + import { oneOf, findComponentsDownward, findBrothersComponents } from '../../utils/assist';
6 6 import Emitter from '../../mixins/emitter';
7 7  
8 8 const prefixCls = 'ivu-menu';
... ... @@ -82,7 +82,14 @@
82 82 } else {
83 83 this.openNames.push(name);
84 84 if (this.accordion) {
85   - this.openNames.splice(0, this.openNames.length);
  85 + let currentSubmenu = {};
  86 + findComponentsDownward(this, 'Submenu').forEach(item => {
  87 + if (item.name === name) currentSubmenu = item;
  88 + });
  89 + findBrothersComponents(currentSubmenu, 'Submenu').forEach(item => {
  90 + let index = this.openNames.indexOf(item.name);
  91 + this.openNames.splice(index, index >= 0 ? 1 : 0);
  92 + });
86 93 this.openNames.push(name);
87 94 }
88 95 }
... ...
src/components/menu/mixin.js 0 → 100644
  1 +import { findComponentUpward, findComponentsUpward } from '../../utils/assist';
  2 +export default {
  3 + computed: {
  4 + hasParentSubmenu () {
  5 + return findComponentUpward(this, 'Submenu');
  6 + },
  7 + parentSubmenuNum () {
  8 + return findComponentsUpward(this, 'Submenu').length;
  9 + }
  10 + }
  11 +};
0 12 \ No newline at end of file
... ...
src/components/menu/submenu.vue
1 1 <template>
2 2 <li :class="classes" @mouseenter="handleMouseenter" @mouseleave="handleMouseleave">
3   - <div :class="[prefixCls + '-submenu-title']" ref="reference" @click="handleClick">
  3 + <div :class="[prefixCls + '-submenu-title']" ref="reference" @click.stop="handleClick" :style="titleStyle">
4 4 <slot name="title"></slot>
5 5 <Icon type="ios-arrow-down" :class="[prefixCls + '-submenu-title-icon']"></Icon>
6 6 </div>
... ... @@ -21,14 +21,15 @@
21 21 import Drop from '../select/dropdown.vue';
22 22 import Icon from '../icon/icon.vue';
23 23 import CollapseTransition from '../base/collapse-transition';
24   - import { getStyle, findComponentUpward } from '../../utils/assist';
  24 + import { getStyle, findComponentUpward, findComponentsDownward } from '../../utils/assist';
25 25 import Emitter from '../../mixins/emitter';
  26 + import mixin from './mixin';
26 27  
27 28 const prefixCls = 'ivu-menu';
28 29  
29 30 export default {
30 31 name: 'Submenu',
31   - mixins: [ Emitter ],
  32 + mixins: [ Emitter, mixin ],
32 33 components: { Icon, Drop, CollapseTransition },
33 34 props: {
34 35 name: {
... ... @@ -54,9 +55,11 @@
54 55 return [
55 56 `${prefixCls}-submenu`,
56 57 {
57   - [`${prefixCls}-item-active`]: this.active,
  58 + [`${prefixCls}-item-active`]: this.active && !this.hasParentSubmenu,
58 59 [`${prefixCls}-opened`]: this.opened,
59   - [`${prefixCls}-submenu-disabled`]: this.disabled
  60 + [`${prefixCls}-submenu-disabled`]: this.disabled,
  61 + [`${prefixCls}-submenu-has-parent-submenu`]: this.hasParentSubmenu,
  62 + [`${prefixCls}-child-item-active`]: this.active
60 63 }
61 64 ];
62 65 },
... ... @@ -71,6 +74,11 @@
71 74  
72 75 if (this.dropWidth) style.minWidth = `${this.dropWidth}px`;
73 76 return style;
  77 + },
  78 + titleStyle () {
  79 + return this.hasParentSubmenu ? {
  80 + paddingLeft: 43 + (this.parentSubmenuNum - 1) * 24 + 'px'
  81 + } : {};
74 82 }
75 83 },
76 84 methods: {
... ... @@ -99,7 +107,7 @@
99 107 if (this.mode === 'horizontal') return;
100 108 const opened = this.opened;
101 109 if (this.accordion) {
102   - this.parent.$children.forEach(item => {
  110 + this.$parent.$children.forEach(item => {
103 111 if (item.$options.name === 'Submenu') item.opened = false;
104 112 });
105 113 }
... ... @@ -131,6 +139,10 @@
131 139 return true;
132 140 });
133 141 this.$on('on-update-active-name', (status) => {
  142 + if (findComponentUpward(this, 'Submenu')) this.dispatch('Submenu', 'on-update-active-name', status);
  143 + if (findComponentsDownward(this, 'Submenu')) findComponentsDownward(this, 'Submenu').forEach(item => {
  144 + item.active = false;
  145 + });
134 146 this.active = status;
135 147 });
136 148 }
... ...
src/styles/components/menu.less
... ... @@ -160,13 +160,18 @@
160 160 &-submenu-title-icon {
161 161 transition: transform @transition-time @ease-in-out;
162 162 }
163   - &-opened &-submenu-title-icon{
  163 + &-opened > * > &-submenu-title-icon{
164 164 transform: rotate(180deg);
165 165 }
166 166  
167   - &-vertical &-submenu &-item{
168   - padding-left: 43px;
169   - }
  167 + &-vertical &-submenu{
  168 + &-nested{
  169 + padding-left: 20px;
  170 + }
  171 + .@{menu-prefix-cls}-item{
  172 + padding-left: 43px;
  173 + }
  174 + }
170 175 &-vertical &-item-group{
171 176 &-title{
172 177 height: 48px;
... ... @@ -217,7 +222,10 @@
217 222 background: @primary-color !important;
218 223 }
219 224 }
220   - &-dark&-vertical &-item-active &-submenu-title{
  225 + // &-dark&-vertical &-item-active &-submenu-title{
  226 + // color: #fff;
  227 + // }
  228 + &-dark&-vertical &-child-item-active > &-submenu-title{
221 229 color: #fff;
222 230 }
223 231  
... ... @@ -226,6 +234,12 @@
226 234 .@{menu-prefix-cls}-submenu-title{
227 235 background: @menu-dark-title;
228 236 }
  237 +
  238 + .@{menu-prefix-cls}-submenu-has-parent-submenu{
  239 + .@{menu-prefix-cls}-submenu-title{
  240 + background: transparent;
  241 + }
  242 + }
229 243 }
230 244 }
231 245 .select-item(@menu-prefix-cls, @menu-dropdown-item-prefix-cls);
... ...
src/utils/assist.js
... ... @@ -217,6 +217,27 @@ export function findComponentsDownward (context, componentName) {
217 217 }, []);
218 218 }
219 219  
  220 +// Find components upward
  221 +export function findComponentsUpward (context, componentName) {
  222 + let parents = [];
  223 + if (context.$parent) {
  224 + if (context.$parent.$options.name === componentName) parents.push(context.$parent);
  225 + return parents.concat(findComponentsUpward(context.$parent, componentName));
  226 + } else {
  227 + return [];
  228 + }
  229 +}
  230 +
  231 +// Find brothers components
  232 +export function findBrothersComponents (context, componentName) {
  233 + let res = context.$parent.$children.filter(item => {
  234 + return item.$options.name === componentName;
  235 + });
  236 + let index = res.indexOf(context);
  237 + res.splice(index, 1);
  238 + return res;
  239 +}
  240 +
220 241 /* istanbul ignore next */
221 242 const trim = function(string) {
222 243 return (string || '').replace(/^[\s\uFEFF]+|[\s\uFEFF]+$/g, '');
... ...