Landscape Orientation - MainApplication.java

MainApplication.java

//...
+import org.wonday.orientation.OrientationPackage;
+import org.wonday.orientation.OrientationActivityLifecycle;
    @Override
    protected List<ReactPackage> getPackages() {
      @SuppressWarnings("UnnecessaryLocalVariable")
      List<ReactPackage> packages = new PackageList(this).getPackages();
      // Packages that cannot be autolinked yet can be added manually here, for example:
      // packages.add(new MyReactNativePackage());
+      packages.add(new OrientationPackage());
      return packages;
    }
//...
 
  @Override
  public void onCreate() {
    ...
+    registerActivityLifecycleCallbacks(OrientationActivityLifecycle.getInstance());
  }