uni-load-more.vue
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<template>
<view class="uni-load-more" @click="onClick">
<!-- #ifdef APP-NVUE -->
<loading-indicator v-if="!webviewHide && status === 'loading' && showIcon" :style="{color: color,width:iconSize+'px',height:iconSize+'px'}" :animating="true" class="uni-load-more__img uni-load-more__img--nvue"></loading-indicator>
<!-- #endif -->
<!-- #ifdef H5 -->
<svg width="24" height="24" viewBox="25 25 50 50" v-if="!webviewHide && (iconType==='circle' || iconType==='auto' && platform === 'android') && status === 'loading' && showIcon" :style="{width:iconSize+'px',height:iconSize+'px'}" class="uni-load-more__img uni-load-more__img--android-H5">
<circle cx="50" cy="50" r="20" fill="none" :style="{color:color}" :stroke-width="3"></circle>
</svg>
<!-- #endif -->
<!-- #ifndef APP-NVUE || H5 -->
<view v-if="!webviewHide && (iconType==='circle' || iconType==='auto' && platform === 'android') && status === 'loading' && showIcon" :style="{width:iconSize+'px',height:iconSize+'px'}" class="uni-load-more__img uni-load-more__img--android-MP">
<view :style="{borderTopColor:color,borderTopWidth:iconSize/12}"></view>
<view :style="{borderTopColor:color,borderTopWidth:iconSize/12}"></view>
<view :style="{borderTopColor:color,borderTopWidth:iconSize/12}"></view>
</view>
<!-- #endif -->
<!-- #ifndef APP-NVUE -->
<view v-else-if="!webviewHide && status === 'loading' && showIcon" :style="{width:iconSize+'px',height:iconSize+'px'}" class="uni-load-more__img uni-load-more__img--ios-H5">
<image src="data:image/png;base64,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" mode="widthFix"></image>
</view>
<!-- #endif -->
<text class="uni-load-more__text" :style="{color: color}">{{ status === 'more' ? contentText.contentdown : status === 'loading' ? contentText.contentrefresh : contentText.contentnomore }}</text>
</view>
</template>
<script>
const platform = uni.getSystemInfoSync().platform
/**
* LoadMore 加载更多
* @description 用于列表中，做滚动加载使用，展示 loading 的各种状态
* @tutorial https://ext.dcloud.net.cn/plugin?id=29
* @property {String} status = [more|loading|noMore] loading 的状态
* @value more loading前
* @value loading loading中
* @value noMore 没有更多了
* @property {Number} iconSize 指定图标大小
* @property {Boolean} iconSize = [true|false] 是否显示 loading 图标
* @property {String} iconType = [snow|circle|auto] 指定图标样式
* @value snow ios雪花加载样式
* @value circle 安卓唤醒加载样式
* @value auto 根据平台自动选择加载样式
* @property {String} color 图标和文字颜色
* @property {Object} contentText 各状态文字说明，值为：{contentdown: "上拉显示更多",contentrefresh: "正在加载...",contentnomore: "没有更多数据了"}
* @event {Function} clickLoadMore 点击加载更多时触发
*/
export default {
name: 'UniLoadMore',
props: {
status: {
// 上拉的状态：more-loading前；loading-loading中；noMore-没有更多了
type: String,
default: 'more'
},
showIcon: {
type: Boolean,
default: true
},
iconType: {
type: String,
default: 'auto'
},
iconSize: {
type: Number,
default: 24
},
color: {
type: String,
default: '#777777'
},
contentText: {
type: Object,
default () {
return {
contentdown: '上拉显示更多',
contentrefresh: '正在加载...',
contentnomore: '没有更多数据了'
}
}
}
},
data() {
return {
webviewHide: false,
platform: platform
}
},
// #ifndef APP-NVUE
computed: {
iconSnowWidth() {
return (Math.floor(this.iconSize / 24) || 1) * 2
}
},
// #endif
mounted() {
// #ifdef APP-PLUS
var pages = getCurrentPages();
var page = pages[pages.length - 1];
var currentWebview = page.$getAppWebview();
currentWebview.addEventListener('hide', () => {
this.webviewHide = true
})
currentWebview.addEventListener('show', () => {
this.webviewHide = false
})
// #endif
},
methods: {
onClick() {
this.$emit('clickLoadMore', {
detail: {
status: this.status,
}
})
}
}
}
</script>
<style scoped>
.uni-load-more {
/* #ifndef APP-NVUE */
display: flex;
/* #endif */
flex-direction: row;
height: 40px;
align-items: center;
justify-content: center;
}
.uni-load-more__text {
font-size: 15px;
}
.uni-load-more__img {
width: 24px;
height: 24px;
margin-right: 8px;
}
.uni-load-more__img--nvue {
color: #666666;
}
.uni-load-more__img--android,
.uni-load-more__img--ios {
width: 24px;
height: 24px;
transform: rotate(0deg);
}
/* #ifndef APP-NVUE */
.uni-load-more__img--android {
animation: loading-ios 1s 0s linear infinite;
}
@keyframes loading-android {
0% {
transform: rotate(0deg);
}
100% {
transform: rotate(360deg);
}
}
.uni-load-more__img--ios-H5 {
position: relative;
animation: loading-ios-H5 1s 0s step-end infinite;
}
.uni-load-more__img--ios-H5>image {
position: absolute;
width: 100%;
height: 100%;
left: 0;
top: 0;
}
@keyframes loading-ios-H5 {
0% {
transform: rotate(0deg);
}
8% {
transform: rotate(30deg);
}
16% {
transform: rotate(60deg);
}
24% {
transform: rotate(90deg);
}
32% {
transform: rotate(120deg);
}
40% {
transform: rotate(150deg);
}
48% {
transform: rotate(180deg);
}
56% {
transform: rotate(210deg);
}
64% {
transform: rotate(240deg);
}
73% {
transform: rotate(270deg);
}
82% {
transform: rotate(300deg);
}
91% {
transform: rotate(330deg);
}
100% {
transform: rotate(360deg);
}
}
/* #endif */
/* #ifdef H5 */
.uni-load-more__img--android-H5 {
animation: loading-android-H5-rotate 2s linear infinite;
transform-origin: center center;
}
.uni-load-more__img--android-H5>circle {
display: inline-block;
animation: loading-android-H5-dash 1.5s ease-in-out infinite;
stroke: currentColor;
stroke-linecap: round;
}
@keyframes loading-android-H5-rotate {
0% {
transform: rotate(0deg);
}
100% {
transform: rotate(360deg);
}
}
@keyframes loading-android-H5-dash {
0% {
stroke-dasharray: 1, 200;
stroke-dashoffset: 0;
}
50% {
stroke-dasharray: 90, 150;
stroke-dashoffset: -40;
}
100% {
stroke-dasharray: 90, 150;
stroke-dashoffset: -120;
}
}
/* #endif */
/* #ifndef APP-NVUE || H5 */
.uni-load-more__img--android-MP {
position: relative;
width: 24px;
height: 24px;
transform: rotate(0deg);
animation: loading-ios 1s 0s ease infinite;
}
.uni-load-more__img--android-MP>view {
position: absolute;
box-sizing: border-box;
width: 100%;
height: 100%;
border-radius: 50%;
border: solid 2px transparent;
border-top: solid 2px #777777;
transform-origin: center;
}
.uni-load-more__img--android-MP>view:nth-child(1) {
animation: loading-android-MP-1 1s 0s linear infinite;
}
.uni-load-more__img--android-MP>view:nth-child(2) {
animation: loading-android-MP-2 1s 0s linear infinite;
}
.uni-load-more__img--android-MP>view:nth-child(3) {
animation: loading-android-MP-3 1s 0s linear infinite;
}
@keyframes loading-android {
0% {
transform: rotate(0deg);
}
100% {
transform: rotate(360deg);
}
}
@keyframes loading-android-MP-1 {
0% {
transform: rotate(0deg);
}
50% {
transform: rotate(90deg);
}
100% {
transform: rotate(360deg);
}
}
@keyframes loading-android-MP-2 {
0% {
transform: rotate(0deg);
}
50% {
transform: rotate(180deg);
}
100% {
transform: rotate(360deg);
}
}
@keyframes loading-android-MP-3 {
0% {
transform: rotate(0deg);
}
50% {
transform: rotate(270deg);
}
100% {
transform: rotate(360deg);
}
}
/* #endif */
</style>