private void NotifyAppbarStateUpdated(AppbarState state) { if (AppbarStateUpdated != null) { AppbarStateUpdated.Invoke(state); } }
void viewModel_AppbarStateUpdated(AppbarState state) { switch (state) { case AppbarState.PreviousDisabled: previous.IsEnabled = false; break; case AppbarState.PreviousEnabled: previous.IsEnabled = true; break; case AppbarState.NextDisabled: next.IsEnabled = false; break; case AppbarState.NextEnabled: next.IsEnabled = true; break; default: break; } }