Java Code Examples for androidx.navigation.NavController#setGraph()

The following examples show how to use androidx.navigation.NavController#setGraph() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: BaseNavControllerTest.java    From android_9.0.0_r45 with Apache License 2.0 6 votes vote down vote up 
private void assertUriDeepLink(String path, @IdRes int destId, int expectedStackSize)
        throws Throwable {
    Uri deepLinkUri = Uri.parse("http://www.example.com/" + path + "/" + TEST_ARG_VALUE);
    Intent intent = new Intent(Intent.ACTION_VIEW, deepLinkUri)
            .setComponent(new ComponentName(mInstrumentation.getContext(),
                    getActivityClass()))
            .addFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK);
    BaseNavigationActivity activity = launchActivity(intent);
    NavController navController = activity.getNavController();
    navController.setGraph(R.navigation.nav_deep_link);

    assertThat(navController.getCurrentDestination().getId(), is(destId));
    TestNavigator navigator = navController.getNavigatorProvider()
            .getNavigator(TestNavigator.class);
    assertThat(navigator.mBackStack.size(), is(expectedStackSize));
    //noinspection ConstantConditions
    assertThat(navigator.mBackStack.peekLast().second.getString(TEST_ARG), is(TEST_ARG_VALUE));

    // Test that the deep link Intent was passed in alongside our args
    //noinspection ConstantConditions
    Intent deepLinkIntent = navigator.mBackStack.peekLast().second
            .getParcelable(NavController.KEY_DEEP_LINK_INTENT);
    assertThat(deepLinkIntent, is(notNullValue(Intent.class)));
    assertThat(deepLinkIntent.getData(), is(deepLinkUri));
}
Example 2
Source File: BaseNavControllerTest.java    From android_9.0.0_r45 with Apache License 2.0 6 votes vote down vote up 
private BaseNavigationActivity launchDeepLink(@NavigationRes int graphId, @IdRes int destId,
        Bundle args) throws Throwable {
    TaskStackBuilder intents = new NavDeepLinkBuilder(mInstrumentation.getTargetContext())
            .setGraph(graphId)
            .setDestination(destId)
            .setArguments(args)
            .createTaskStackBuilder();
    Intent intent = intents.editIntentAt(0);
    intent.setAction(TEST_DEEP_LINK_ACTION);

    // Now launch the deeplink Intent
    BaseNavigationActivity deeplinkActivity = launchActivity(intent);
    NavController navController = deeplinkActivity.getNavController();
    navController.setGraph(graphId);

    return deeplinkActivity;
}
Example 3
Source File: NavHostFragment.java    From android_9.0.0_r45 with Apache License 2.0 5 votes vote down vote up 
@Override
public void onCreate(@Nullable Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    final Context context = requireContext();

    mNavController = new NavController(context);
    mNavController.getNavigatorProvider().addNavigator(createFragmentNavigator());

    Bundle navState = null;
    if (savedInstanceState != null) {
        navState = savedInstanceState.getBundle(KEY_NAV_CONTROLLER_STATE);
        if (savedInstanceState.getBoolean(KEY_DEFAULT_NAV_HOST, false)) {
            mDefaultNavHost = true;
            requireFragmentManager().beginTransaction()
                    .setPrimaryNavigationFragment(this)
                    .commit();
        }
    }

    if (navState != null) {
        // Navigation controller state overrides arguments
        mNavController.restoreState(navState);
    } else {
        final Bundle args = getArguments();
        final int graphId = args != null ? args.getInt(KEY_GRAPH_ID) : 0;
        if (graphId != 0) {
            mNavController.setGraph(graphId);
        } else {
            mNavController.setMetadataGraph();
        }
    }
}