menu.vue
3.7 KB
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
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
<template>
<ul :class="classes" :style="styles"><slot></slot></ul>
</template>
<script>
import { oneOf, findComponentsDownward } from '../../utils/assist';
import Emitter from '../../mixins/emitter';
const prefixCls = 'ivu-menu';
export default {
name: 'Menu',
mixins: [ Emitter ],
props: {
mode: {
validator (value) {
return oneOf(value, ['horizontal', 'vertical']);
},
default: 'vertical'
},
theme: {
validator (value) {
return oneOf(value, ['light', 'dark', 'primary']);
},
default: 'light'
},
activeName: {
type: [String, Number]
},
openNames: {
type: Array,
default () {
return [];
}
},
accordion: {
type: Boolean,
default: false
},
width: {
type: String,
default: '240px'
}
},
data () {
return {
currentActiveName: this.activeName
};
},
computed: {
classes () {
let theme = this.theme;
if (this.mode === 'vertical' && this.theme === 'primary') theme = 'light';
return [
`${prefixCls}`,
`${prefixCls}-${theme}`,
{
[`${prefixCls}-${this.mode}`]: this.mode
}
];
},
styles () {
let style = {};
if (this.mode === 'vertical') style.width = this.width;
return style;
}
},
methods: {
updateActiveName () {
if (this.currentActiveName === undefined) {
this.currentActiveName = -1;
}
this.broadcast('Submenu', 'on-update-active-name', false);
this.broadcast('MenuItem', 'on-update-active-name', this.currentActiveName);
},
updateOpenKeys (name) {
const index = this.openNames.indexOf(name);
if (index > -1) {
this.openNames.splice(index, 1);
} else {
this.openNames.push(name);
if (this.accordion) {
this.openNames.splice(0, this.openNames.length);
this.openNames.push(name);
}
}
},
updateOpened () {
const items = findComponentsDownward(this, 'Submenu');
if (items.length) {
items.forEach(item => {
if (this.accordion) {
item.opened = false;
}
if (this.openNames.indexOf(item.name) > -1) item.opened = true;
});
}
}
},
mounted () {
this.updateActiveName();
this.updateOpened();
this.$on('on-menu-item-select', (name) => {
this.currentActiveName = name;
this.$emit('on-select', name);
});
},
watch: {
openNames () {
this.$emit('on-open-change', this.openNames);
},
activeName (val) {
this.currentActiveName = val;
},
currentActiveName () {
this.updateActiveName();
}
}
};
</script>