关于Jeecg uniapp 使用 mescroll 无法上拉加载

修改/common/mixin/Mixin.js
下拉刷新时

this.mescroll.resetUpScroll(); this.page.num = 1; 

Mixin.js

/**  * 下了列表混入  * @type {{data(): *, methods: {upCallback(*): void, downCallback(): void, loadList(*): void}}}  */ const ListMixin = { 	data() { 		return { 			downOption: { 				auto: false, //是否在初始化完毕之后自动执行下拉回调callback; 默认true 			}, 			upOption: { 				page: { 					num: 0, 					size: 8, 					time: null 				} 			}, 			queryParam: { 				pageNo: 1, 				pageSize: 8 			}, 			list: [], 			pageNo: 1, 			pageSize: 8, 		} 	}, 	methods: { 		/*下拉刷新的回调 */ 		downCallback() { 			//加载列表数据 			this.loadList('down'); 		}, 		/*上拉加载的回调: 其中page.num:当前页 从1开始, page.size:每页数据条数,默认10 */ 		upCallback(page) { 			let param = this.queryParam; 			param.pageNo = page.num; 			param.pageSize = page.size;  			if (page.num == 1) { 				this.list = []; 			} 			console.log("upCallback==param::", param) 			this.$http.get(this.url, { 				params: param 			}).then(res => { 				console.log("upCallback请求返回res", res) 				if (res.data.success) { 					let rec = res.data.result.records; 					let hasNext = true; 					if (!rec || rec.length < this.pageSize) { 						console.log("加载完成!没有更多了") 						hasNext = false; 					} 					console.log("hasNext", hasNext) 					//方法四 (不推荐),会存在一个小问题:比如列表共有20条数据,每页加载10条,共2页.如果只根据当前页的数据个数判断,则需翻到第三页才会知道无更多数据. 					this.mescroll.endSuccess(rec.length);  					//设置列表数据 					this.list = this.list.concat(rec); 					this.$forceUpdate(); 				} else { 					this.mescroll.endErr(); 				} 			}).catch(() => { 				//加载失败, 结束 				this.mescroll.endErr(); 			}) 		}, 		loadList(flag) { 			let param = this.queryParam 			param.pageNo = this.pageNo, 				param.pageSize = this.pageSize 			console.log("请求参数", param) 			this.$http.get(this.url, { 				params: param 			}).then(res => { 				if (res.data.success) { 					console.log("请求返回res.data", res.data) 					let rec = res.data.result.records 					console.log("rec"); 					console.log(rec); 					if (flag == 'down') { 						//下拉刷新成功的回调,隐藏下拉刷新的状态 						this.mescroll.endSuccess(); 						this.mescroll.resetUpScroll(); 						this.page.num = 1; 					} 					//添加新数据 					this.list = rec; 					// if (!rec || rec.length < this.pageSize) { 					// 	console.log("加载完成!") 					// } 				} else { 					console.log("请求返回else", res) 					this.mescroll.endErr(); 				} 			}).catch((err) => { 				console.log("请求返回err", err) 				//加载失败, 结束 				this.mescroll.endErr(); 			}) 		}, 	}  }  export default ListMixin;