Android Developers Develop API reference Stay organized with collections Save and categorize content based on your preferences. OnBackInvokedOverlayInput Artifact: androidx.navigationevent:navigationevent View Source Added in 1.0.0-alpha09 Kotlin |Java Common/AllAndroid/JVM android @RequiresApi(value = 33)class OnBackInvokedOverlayInput : OnBackInvokedInput kotlin.Any ↳ androidx.navigationevent.NavigationEventInput ↳ androidx.navigationevent.OnBackInvokedInput ↳ androidx.navigationevent.OnBackInvokedOverlayInput Provides input to a NavigationEventDispatcher by registering an OnBackInvokedCallback with the OnBackInvokedDispatcher.PRIORITY_OVERLAY priority to onBackInvokedDispatcher. The input will unregister this callback when there's no enabled NavigationEventHandler with NavigationEventDispatcher.PRIORITY_OVERLAY priority. Summary Public constructors OnBackInvokedOverlayInput( onBackInvokedDispatcher: OnBackInvokedDispatcher) android Inherited functions From androidx.navigationevent.NavigationEventInput Unit @MainThreaddispatchOnBackCancelled() Notifies the dispatcher that the ongoing TRANSITIONING_BACK navigation gesture has been cancelled. android Unit @MainThreaddispatchOnBackCompleted() Notifies the dispatcher that the ongoing TRANSITIONING_BACK navigation gesture has completed. android Unit @MainThreaddispatchOnBackProgressed(event: NavigationEvent) Notifies the dispatcher that an ongoing TRANSITIONING_BACK navigation gesture has progressed. android Unit @MainThreaddispatchOnBackStarted(event: NavigationEvent) Notifies the dispatcher that a TRANSITIONING_BACK navigation gesture has started. android Unit @MainThreaddispatchOnForwardCancelled() Notifies the dispatcher that the ongoing TRANSITIONING_FORWARD navigation gesture has been cancelled. android Unit @MainThreaddispatchOnForwardCompleted() Notifies the dispatcher that the ongoing TRANSITIONING_FORWARD navigation gesture has completed. android Unit @MainThreaddispatchOnForwardProgressed(event: NavigationEvent) Notifies the dispatcher that an ongoing TRANSITIONING_FORWARD navigation gesture has progressed. android Unit @MainThreaddispatchOnForwardStarted(event: NavigationEvent) Notifies the dispatcher that a TRANSITIONING_FORWARD navigation gesture has started. android open Unit @MainThread@EmptySuperonAdded(dispatcher: NavigationEventDispatcher) Called after this NavigationEventInput is added to dispatcher. android open Unit @MainThread@EmptySuperonHistoryChanged(history: NavigationEventHistory) Called when the NavigationEventHistory state in the connected NavigationEventDispatcher changes. android From androidx.navigationevent.OnBackInvokedInput open Unit onHasEnabledHandlersChanged(hasEnabledHandlers: Boolean) Called when the enabled state of handlers in the connected NavigationEventDispatcher changes. android open Unit onRemoved() Called after this NavigationEventInput is removed from a NavigationEventDispatcher. android Public constructors OnBackInvokedOverlayInput android Added in 1.0.0-alpha09 OnBackInvokedOverlayInput( onBackInvokedDispatcher: OnBackInvokedDispatcher) Parameters onBackInvokedDispatcher: OnBackInvokedDispatcher the OnBackInvokedDispatcher to use.
