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							- export default {
 
- 	data() {
 
- 		return {
 
- 			h:uni.getSystemInfoSync().windowHeight,//屏幕高度
 
- 			mt:uni.getSystemInfoSync().statusBarHeight + 44,//自定义头部组件高度(使用自定义头部组件的上边距)
 
- 			th:50+uni.getSystemInfoSync().safeAreaInsets.bottom,//底部tabbar高度
 
- 			imgBase:this.$imgBase
 
- 		}
 
- 	},
 
- 	onShow(){
 
- 		uni.getSystemInfo({
 
- 			success:res=>{
 
- 				if(res.platform === 'android'){
 
- 					this.th = res.screenHeight - res.windowHeight - res.statusBarHeight - 48;
 
- 				}
 
- 			}
 
- 		})
 
- 	},
 
- 	methods:{
 
- 		isLogin(){
 
- 			if(uni.getStorageSync('token')){
 
- 				return true
 
- 			}else {
 
- 				uni.showModal({
 
- 					title:'温馨提示',
 
- 					content:'当前功能需要登录后使用,是否跳转登录页面?',
 
- 					success: (res) => {
 
- 						if(res.confirm){
 
- 							uni.reLaunch({
 
- 								url:'/pages/login'
 
- 							})
 
- 						}else{
 
- 							return false
 
- 						}
 
- 					}
 
- 				})
 
- 			}
 
- 		}
 
- 	}
 
- }
 
 
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