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
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
<template>
<div>
<draggable class="home-wrap" v-model="layoutList" filter=".undraggable">
<div
class="cell-item"
:class="[canDrag === item.component ? 'unDraggable' : 'draggable']"
ref="cellItem"
v-for="(item, index) in layoutList"
:style="{'width': `calc((100% - 75px) * ${item.width / 100})`}"
>
<component
:is="item.component"
></component>
<div class="move-tar-right" @mousedown.stop="(e) => handleMousedown(e, item, index)"></div>
</div>
</draggable>
</div>
</template>
<script>
import QuickVisit from "./cells/QuickVisit.vue";
import TaskStatistics from "./cells/TaskStatistics.vue";
import NoticeAnnouncement from "./cells/NoticeAnnouncement.vue";
import Hall from "./cells/Hall.vue";
import CustomerAnalyse from "./cells/CustomerAnalyse.vue";
import QuickSearch from "./cells/QuickSearch.vue";
import draggable from "vuedraggable";
export default {
name: 'Home',
components: {
QuickVisit,
TaskStatistics,
NoticeAnnouncement,
Hall,
CustomerAnalyse,
QuickSearch,
draggable,
},
computed: {
calcLayoutList () {
let list = []
let widthNum = 0
let col = 0
this.layoutList.map((item, index) => {{
if (widthNum <= 100 && (widthNum + item.width > 100)) {
widthNum = 0
col = 0
list.push({
...item,
col: col
})
} else {
col++
list.push({
...item,
col: col
})
}
}})
console.log('list', list)
return list
}
},
data () {
return {
disabledDrag: false,
layoutList: [
{
component: 'QuickVisit',
width: 33
},
{
component: 'TaskStatistics',
width: 33
},
{
component: 'NoticeAnnouncement',
width: 33
},
{
component: 'Hall',
width: 33
},
{
component: 'CustomerAnalyse',
width: 33
},
{
component: 'QuickSearch',
width: 33
},
],
// 控制是否可以拖拽
canDrag: null,
index: 0,
clientWidth: 0,
startPos: 0
}
},
mounted () {
// 监听鼠标离开'home-wrap'的时候移除move的监听事件
document.querySelector('.home-wrap').addEventListener('mouseleave', () => {
console.log('leave')
document.removeEventListener('mousemove', this.handleMousemove)
})
// 监听鼠标从'home-wrap'上松开的时候移除move的监听事件
document.querySelector('.home-wrap').addEventListener('mouseup', () => {
console.log('up-')
this.disabledDrag = false
this.canDrag = null
document.removeEventListener('mousemove', this.handleMousemove)
})
},
methods: {
// 阻止默认事件
pauseEvent(e) {
if(e.stopPropagation) e.stopPropagation();
if(e.preventDefault) e.preventDefault();
e.cancelBubble=true;
e.returnValue=false;
return false;
},
// 鼠标按下时
handleMousedown (e, paramsData, index) {
console.log('mousedown', paramsData)
this.pauseEvent(e)
this.canDrag = paramsData.component
this.disabledDrag = true
this.clientWidth = this.$refs.cellItem[index].clientWidth
this.startPos = e.clientX
this.index = index
document.addEventListener('mousemove', this.handleMousemove)
},
// 鼠标move事件
handleMousemove (e) {
this.pauseEvent(e)
let nodeList = this.$refs.cellItem
let distance = e.clientX - this.startPos
nodeList[this.index].style.width = this.clientWidth + distance + 'px'
},
}
}
</script>
<style scoped>
.home-wrap {
width: 100%;
height: calc(100vh - 100px);
display: flex;
align-items: flex-start;
justify-content: flex-start;
flex-wrap: wrap;
overflow: auto;
padding: 16px;
box-sizing: border-box;
user-select: none;
}
.cell-item {
height: calc((100% - 50px) / 2);
margin-bottom: 25px;
margin-right: 25px;
position: relative;
}
.move-tar-right {
width: 10px;
height: 100%;
position: absolute;
right: 0;
top: 0;
}
.move-tar-right:hover {
cursor: col-resize;
}
</style>