主题
最后一个页面按下 Android back 键,常用于自定义退出
vue
<script lang="uts">
let firstBackTime = 0
export default {
onLaunch: function () {
console.log('App Launch')
},
onShow: function () {
console.log('App Show')
},
onHide: function () {
console.log('App Hide')
},
onLastPageBackPress: function () {
console.log('App LastPageBackPress')
if (firstBackTime == 0) {
uni.showToast({
title: '再按一次退出应用',
position: 'bottom',
})
firstBackTime = Date.now()
setTimeout(() => {
firstBackTime = 0
}, 2000)
} else if (Date.now() - firstBackTime < 2000) {
firstBackTime = Date.now()
uni.exit()
}
},
onExit: function () {
console.log('App Exit')
},
}
</script>
<style></style>