loading插件-uniApp

2019-05-26 分类：uni-app 作者：管理员阅读（1408）

常用的加载数据的状态模式有3种:
1.-----暂无数据-----
2.-----暂无更多-----
3.-----正在加载-----
引入此插件后只需在引用的组件里动态改变状态类型就可以动态显示不同的模式

插件代码

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<template>

<view class="container">

<view class="item" v-if="type===0">
<view class="line"></view>
<text class="tip">没有数据</text>
</view>

<view class="item" v-else-if="type===1">
<view class="line"></view>
<text class="tip">暂无更多</text>
</view>

<view class="item" v-else-if="type===2">
<view class="center">
<image
class="loading-icon" src="data:image/svg+xml;base64,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"></image>
<text class="loading-tip">正在加载中...</text>
</view>
</view>
</view>
</template>

<script>
export default {
props: {
type:{
type:Number,
default:0
}
},
data() {
return {

}
},
methods: {

}
}
</script>

<style>
.container{
width: 100%;
height: 90upx;
}
.item{
position:relative;
height: 100%;
width: 100%x;
display: flex;
justify-content: center;
align-items: center;
}
.line{
width: 50%;
height: 41upx;
border-top: 2upx solid #999;
position: absolute;
bottom: 0;
left: 50%;
transform: translate(-50%,0);
}
.tip{
position: absolute;
left: 50%;
top: 50%;
transform: translate(-50%,-50%);
background-color: #fff;
padding: 6upx 20upx;
}
.loading-tip,.tip{
font-size: 28upx;
}
.loading-tip{
margin-left: 10upx;
}
.tip{
color: #999;
}
.center{
display: flex;
position: absolute;
}
.loading-icon{
width: 40upx;
height: 40upx;
transition: .3s;
animation: loading 1s steps(12) infinite;
}
@keyframes loading {
0% {
transform: rotate(0deg);
}
100% {
transform: rotate(1turn);
}
}
</style>

使用插件

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<template>
<view class="content">
<loading :type="statusType"></loading>
<button type="primary" @click="changeSatus">按钮</button>
</view>
</template>
<script>
import loading from '@/components/loading/index.vue'
export default {
components: {
loading
},
data() {
return {
statusType:2
}
},
onLoad() {

},
methods: {
changeSatus(){
this.statusType++
this.statusType%=3
}
}
}
</script>
<style>
.content {
text-align: center;
height: 400upx;
}
</style>

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