NavigationEventInputHandler

Kotlin |Java

public abstract class NavigationEventInputHandler

Known direct subclasses

`DirectNavigationEventInputHandler`	An input handler that can send events to a `NavigationEventDispatcher`.
`OnBackInvokedInputHandler`	Provides input from OnBackInvokedCallback to the given `NavigationEventDispatcher`.

An input handler that can send events to a NavigationEventDispatcher.

Summary

Public constructors
`NavigationEventInputHandler( @NonNull NavigationEventDispatcher dispatcher )`

Protected methods
`final void`	`@MainThread addOnHasEnabledCallbacksChangedCallback( @NonNull Function1<@NonNull Boolean, Unit> callback )` Adds a callback that will be notified when the connected dispatcher's `hasEnabledCallbacks` changes.
`final void`	`@MainThread dispatchOnCancelled()` Call `dispatchOnCancelled` on the connected dispatcher.
`final void`	`@MainThread dispatchOnCompleted()` Call `dispatchOnCompleted` on the connected dispatcher.
`final void`	`@MainThread dispatchOnProgressed(@NonNull NavigationEvent event)` Call `dispatchOnProgressed` on the connected dispatcher.
`final void`	`@MainThread dispatchOnStarted(@NonNull NavigationEvent event)` Call `dispatchOnStarted` on the connected dispatcher.

public NavigationEventInputHandler(
    @NonNull NavigationEventDispatcher dispatcher
)

Parameters
`@NonNull NavigationEventDispatcher dispatcher`	The `NavigationEventDispatcher` to send events to.

@MainThread
protected final void addOnHasEnabledCallbacksChangedCallback(
    @NonNull Function1<@NonNull Boolean, Unit> callback
)

Adds a callback that will be notified when the connected dispatcher's hasEnabledCallbacks changes.

Parameters
`@NonNull Function1<@NonNull Boolean, Unit> callback`	The callback to invoke.

@MainThread
protected final void dispatchOnCancelled()

Call dispatchOnCancelled on the connected dispatcher.

@MainThread
protected final void dispatchOnCompleted()

Call dispatchOnCompleted on the connected dispatcher.

@MainThread
protected final void dispatchOnProgressed(@NonNull NavigationEvent event)

Call dispatchOnProgressed on the connected dispatcher.

Parameters
`@NonNull NavigationEvent event`	The event to dispatch.

@MainThread
protected final void dispatchOnStarted(@NonNull NavigationEvent event)

Call dispatchOnStarted on the connected dispatcher.

Parameters
`@NonNull NavigationEvent event`	The event to dispatch.