AppBarConfiguration.Builder

public final class AppBarConfiguration.Builder


The Builder class for constructing new AppBarConfiguration instances.

Summary

Public constructors

Create a new Builder whose only top level destination is the start destination of the given NavGraph.

Builder(@NonNull Menu topLevelMenu)

Create a new Builder using a Menu containing all top level destinations.

Builder(int topLevelDestinationIds)

Create a new Builder with a specific set of top level destinations.

Builder(@NonNull Set<@NonNull Integer> topLevelDestinationIds)

Create a new Builder with a specific set of top level destinations.

Public methods

final @NonNull AppBarConfiguration

Construct the AppBarConfiguration instance.

final @NonNull AppBarConfiguration.Builder

This method is deprecated. Use {@link #setOpenableLayout(Openable)}.

final @NonNull AppBarConfiguration.Builder

Adds a OnNavigateUpListener that will be called as a fallback if the default behavior of androidx.navigation.NavController.navigateUp returns false.

final @NonNull AppBarConfiguration.Builder

Display the Navigation button as a drawer symbol when it is not being shown as an Up button.

Public constructors

Builder

public final Builder(@NonNull NavGraph navGraph)

Create a new Builder whose only top level destination is the start destination of the given NavGraph. The Up button will not be displayed when on the start destination of the graph.

Parameters
@NonNull NavGraph navGraph

The NavGraph whose start destination should be considered the only top level destination. The Up button will not be displayed when on the start destination of the graph.

Builder

public final Builder(@NonNull Menu topLevelMenu)

Create a new Builder using a Menu containing all top level destinations. It is expected that the MenuItem.getItemId of each item corresponds with a destination in your navigation graph. The Up button will not be displayed when on these destinations.

Parameters
@NonNull Menu topLevelMenu

A Menu containing MenuItems corresponding with the destinations considered at the top level of your information hierarchy. The Up button will not be displayed when on these destinations.

Builder

public final Builder(int topLevelDestinationIds)

Create a new Builder with a specific set of top level destinations. The Up button will not be displayed when on these destinations.

Parameters
int topLevelDestinationIds

The set of destinations by id considered at the top level of your information hierarchy. The Up button will not be displayed when on these destinations.

Builder

public final Builder(@NonNull Set<@NonNull Integer> topLevelDestinationIds)

Create a new Builder with a specific set of top level destinations. The Up button will not be displayed when on these destinations.

Parameters
@NonNull Set<@NonNull Integer> topLevelDestinationIds

The set of destinations by id considered at the top level of your information hierarchy. The Up button will not be displayed when on these destinations.

Public methods

build

@NonNull
public final AppBarConfiguration build()

Construct the AppBarConfiguration instance.

setDrawerLayout

@NonNull
public final AppBarConfiguration.Builder setDrawerLayout(@Nullable DrawerLayout drawerLayout)

Display the Navigation button as a drawer symbol when it is not being shown as an Up button.

Parameters
@Nullable DrawerLayout drawerLayout

The DrawerLayout that should be toggled from the Navigation button

setFallbackOnNavigateUpListener

@NonNull
public final AppBarConfiguration.Builder setFallbackOnNavigateUpListener(
    @Nullable AppBarConfiguration.OnNavigateUpListener fallbackOnNavigateUpListener
)

Adds a OnNavigateUpListener that will be called as a fallback if the default behavior of androidx.navigation.NavController.navigateUp returns false.

Parameters
@Nullable AppBarConfiguration.OnNavigateUpListener fallbackOnNavigateUpListener

Listener that will be invoked if androidx.navigation.NavController.navigateUp returns false.

Returns