fun ( stable : LocalActivityResultRegistryOwner ): ActivityResultRegistryOwner? fun rememberLauncherForActivityResult( unstable contract: ActivityResultContract stable onResult: Function1 ): ManagedActivityResultLauncher fun ( stable : LocalOnBackPressedDispatcherOwner ): OnBackPressedDispatcherOwner? restartable skippable fun BackHandler( stable enabled: Boolean = @static true stable onBack: Function0 )