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Navigation

class Navigation
kotlin.Any
   ↳ androidx.navigation.Navigation

Entry point for navigation operations.

This class provides utilities for finding a relevant NavController instance from various common places in your application, or for performing navigation in response to UI events.

Summary

Public methods
static OnClickListener

Create an android.view.View.OnClickListener for navigating to a destination.

static OnClickListener
createNavigateOnClickListener(@IdRes resId: Int, @Nullable args: Bundle?)

Create an android.view.View.OnClickListener for navigating to a destination.

static OnClickListener

Create an android.view.View.OnClickListener for navigating to a destination via a generated NavDirections.

static NavController
findNavController(@NonNull activity: Activity, @IdRes viewId: Int)

Find a NavController given the id of a View and its containing Activity.

static NavController
findNavController(@NonNull view: View)

Find a NavController given a local View.

static Unit
setViewNavController(@NonNull view: View, @Nullable controller: NavController?)

Associates a NavController with the given View, allowing developers to use findNavController(View) and findNavController(Activity, int) with that View or any of its children to retrieve the NavController.

Public methods

createNavigateOnClickListener

@NonNull static fun createNavigateOnClickListener(@IdRes resId: Int): OnClickListener

Create an android.view.View.OnClickListener for navigating to a destination. This supports both navigating via an action and directly navigating to a destination.

Parameters
resId Int: an action id or a destination id to navigate to when the view is clicked
Return
OnClickListener a new click listener for setting on an arbitrary view

createNavigateOnClickListener

@NonNull static fun createNavigateOnClickListener(
    @IdRes resId: Int,
    @Nullable args: Bundle?
): OnClickListener

Create an android.view.View.OnClickListener for navigating to a destination. This supports both navigating via an action and directly navigating to a destination.

Parameters
resId Int: an action id or a destination id to navigate to when the view is clicked
args Bundle?: arguments to pass to the final destination
Return
OnClickListener a new click listener for setting on an arbitrary view

createNavigateOnClickListener

@NonNull static fun createNavigateOnClickListener(@NonNull directions: NavDirections): OnClickListener

Create an android.view.View.OnClickListener for navigating to a destination via a generated NavDirections.

Parameters
directions NavDirections: directions that describe this navigation operation
Return
OnClickListener a new click listener for setting on an arbitrary view

findNavController

@NonNull static fun findNavController(
    @NonNull activity: Activity,
    @IdRes viewId: Int
): NavController

Find a NavController given the id of a View and its containing Activity. This is a convenience wrapper around findNavController(View).

This method will locate the NavController associated with this view. This is automatically populated for the id of a NavHost and its children.

Parameters
activity Activity: The Activity hosting the view
viewId Int: The id of the view to search from
Return
NavController the NavController associated with the view referenced by id
Exceptions
IllegalStateException if the given viewId does not correspond with a NavHost or is not within a NavHost.

findNavController

@NonNull static fun findNavController(@NonNull view: View): NavController

Find a