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
| <template>
| <div class="scroll-pagination" ref="content" @scroll="onScroll">
| <slot></slot>
| <el-button
| v-if="!finishLoding&&isLoding"
| type="text"
| style="display: flex; margin: 0 auto; color: #909399"
| ><i class="el-icon-loading" style="font-size:20px"></i
| ></el-button>
| <el-button
| type="text"
| v-show="finishLoding"
| style="display: flex; margin: 0 auto; color: #909399"
| >已经没有更多啦~</el-button
| >
| </div>
| </template>
|
| <script>
| export default {
| name: 'ScrollPagination',
| props: {
| finishLoding: {
| type:Boolean,
| default:false
| },
| list:{
| type:Array,
| default:()=>[]
| }
| },
| watch: {
| list:{
| deep:true,
| handler(){
| this.isLoding = false
| }
| }
| },
| data() {
| return {
| isLoding: false,
| }
| },
| created(){
| // 防抖
| this.onScroll = this.debounce(this.scrollFn,500);
| // 节流
| // this.onScroll = this.throttle(this.scrollFn,1000);
| },
| mounted(){
| },
| methods: {
| onScroll(){},
| scrollFn() {
| let content = this.$refs.content
| if (content.scrollTop + content.clientHeight+2 >= content.scrollHeight) {
| if(!this.finishLoding){
| this.loadMore()
| }else{
| this.isLoding = false
| }
| }
| },
| loadMore(){
| if (this.isLoding) return
| this.isLoding = true
| setTimeout(() => {
| this.$emit('load')
| }, 500)
| },
| debounce(func, delay) {
| let timer = null;
| return function () {
| if (timer) {
| clearTimeout(timer);
| timer = null;
| }
| timer = setTimeout(() => {
| func(...arguments);
| }, delay);
| };
| },
| throttle(func, delay) {
| let time = null;
| return function () {
| let args = Array.from(arguments);
| if (time === null) {
| time = setTimeout(() => {
| func(...args);
| clearTimeout(time);
| time = null;
| }, delay);
| }
| };
| }
| }
| }
| </script>
|
| <style scoped>
| .scroll-pagination {
| height: 100%;
| overflow-y: auto;
| }
| </style>
|
|
