wxapp/components/mescroll-uni/mixins/mescroll-comp.js

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2024-08-03 11:57:17 +00:00
/**
* mescroll-body写在子组件时,需通过mescroll的mixins补充子组件缺少的生命周期
*/
const MescrollCompMixin = {
// 因为子组件无onPageScroll和onReachBottom的页面生命周期需在页面传递进到子组件 (一级)
onPageScroll(e) {
this.handlePageScroll(e)
},
onReachBottom() {
this.handleReachBottom()
},
// 当down的native: true时, 还需传递此方法进到子组件
onPullDownRefresh(){
this.handlePullDownRefresh()
},
// mescroll-body写在子子子...组件的情况 (多级)
data() {
return {
mescroll: {
onPageScroll: e=>{
this.handlePageScroll(e)
},
onReachBottom: ()=>{
this.handleReachBottom()
},
onPullDownRefresh: ()=>{
this.handlePullDownRefresh()
}
}
}
},
methods:{
handlePageScroll(e){
let item = this.$refs["mescrollItem"];
if(item && item.mescroll) item.mescroll.onPageScroll(e);
},
handleReachBottom(){
let item = this.$refs["mescrollItem"];
if(item && item.mescroll) item.mescroll.onReachBottom();
},
handlePullDownRefresh(){
let item = this.$refs["mescrollItem"];
if(item && item.mescroll) item.mescroll.onPullDownRefresh();
}
}
}
export default MescrollCompMixin;