singer页面加载listview无法滚动
来源:5-4 listview 基础组件的开发和应用-滚动列表实现
浅笑醉红尘
2017-11-03
<template>
<scroll class="listview" :data="data" ref="listview">
<ul>
<li v-for="group in data" class="list-group" ref="listGroup">
<h2 class="list-group-title">{{group.title}}</h2>
<uL>
<li v-for="item in group.items" class="list-group-item">
<img class="avatar" v-lazy="item.avatar">
<span class="name">{{item.name}}</span>
</li>
</uL>
</li>
</ul>
<div class="list-shortcut" @touchstart.stop.prevent="onShortcutTouchStart">
<ul>
<li v-for="(item, index) in shortcutList" :data-index="index" class="item">{{item}}</li>
</ul>
</div>
</scroll>
</template>
<script type="text/ecmascript-6">
import Scroll from 'base/scroll/scroll'
import {getData} from 'common/js/dom'
export default {
props: {
data: {
type: Array,
default: []
}
},
computed: {
shortcutList () {
return this.data.map((group) => {
return group.title.substr(0, 1)
})
}
},
mounted () {
setTimeout(() => {
this.$refs.scroll.refresh()
}, 20)
},
methods: {
onShortcutTouchStart (e) {
let anchorIndex = getData(e.target, 'index')
console.log(anchorIndex)
this.$refs.listview.scrollToElement(this.$refs.listGroup[anchorIndex], 0)
}
},
components: {
Scroll
}
}
</script>
<style scoped lang="stylus" rel="stylesheet/stylus">
@import "~common/stylus/variable"
.listview
position: relative
width: 100%
height: 100%
overflow: hidden
background: $color-background
.list-group
padding-bottom: 30px
.list-group-title
height: 30px
line-height: 30px
padding-left: 20px
font-size: $font-size-small
color: $color-text-l
background: $color-highlight-background
.list-group-item
display: flex
align-items: center
padding: 20px 0 0 30px
.avatar
width: 50px
height: 50px
border-radius: 50%
.name
margin-left: 20px
color: $color-text-l
font-size: $font-size-medium
.list-shortcut
position: absolute
z-index: 30
right: 0
top: 50%
transform: translateY(-50%)
width: 20px
padding: 20px 0
border-radius: 10px
text-align: center
background: $color-background-d
font-family: Helvetica
.item
padding: 3px
line-height: 1
color: $color-text-l
font-size: $font-size-small
&.current
color: $color-theme
.list-fixed
position: absolute
top: 0
left: 0
width: 100%
.fixed-title
height: 30px
line-height: 30px
padding-left: 20px
font-size: $font-size-small
color: $color-text-l
background: $color-highlight-background
.loading-container
position: absolute
width: 100%
top: 50%
transform: translateY(-50%)
</style>(上面是)listview代码实现
<template>
<div class="singer">
<list-view :data="singers"></list-view>
</div>
</template>
<script type="text/ecmascript-6">
import {getSingerList} from 'api/singer'
import {ERR_OK} from 'api/config'
import Singer from 'common/js/singer'
import ListView from 'base/listview/listview'
const HOT_SINGER_LEN = 10
const HOT_NAME = '热门'
export default {
data () {
return {
singers: []
}
},
created () {
this._getSingerList()
},
methods: {
_getSingerList () {
getSingerList().then((res) => {
if (res.code === ERR_OK) {
this.singers = this._normalizeSinger(res.data.list)
}
})
},
_normalizeSinger (list) {
let map = {
hot: {
title: HOT_NAME,
items: []
}
}
for (let [index, item] of list.entries()) {
if (index < HOT_SINGER_LEN) {
map.hot.items.push(new Singer({
name: item.Fsinger_name,
id: item.Fsinger_mid
}))
}
const key = item.Findex
if (!map[key]) {
map[key] = {
title: key,
items: []
}
}
map[key].items.push(new Singer({
name: item.Fsinger_name,
id: item.Fsinger_mid
}))
}
// 为了得到有序列表,我们需要处理 map
let ret = []
let hot = []
for (let key in map) {
let val = map[key]
if (val.title.match(/[a-zA-Z]/)) {
ret.push(val)
} else if (val.title === HOT_NAME) {
hot.push(val)
}
}
ret.sort((a, b) => {
return a.title.charCodeAt(0) - b.title.charCodeAt(0)
})
return hot.concat(ret)
}
},
components: {
ListView
}
}
</script>
<style scoped lang="stylus" rel="stylesheet/stylus">
</style>(上面是)singer引用
数据可以加载出来但在手机无法滚动,但可以用滚轮滚动
写回答
1回答
-
http://ustbhuangyi.com/music/#/singer 这个页面是否有问题,若没问题,建议你去对比一下我的最新代码。另外手机端要用真机做测试。
022017-11-12
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