智能照明系统APP-本地串口
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LightingSystemApp-serial/.svn/pristine/eb/eb4ba50f84f672f9dc921aa7969...

23 lines
257 B

class UpdateManager {
onCheckForUpdate () {
}
onUpdateReady () {
}
onUpdateFailed () {
}
applyUpdate () {
}
}
let updateManager
export function getUpdateManager () {
return updateManager || (updateManager = new UpdateManager())
}