private void Init() { var assembly = typeof(LoginPage); iconImage.Source = ImageSource.FromResource("HelloWorld.Assets.Images.paypal.png", assembly); BindingContext = this; IsBusy = false; IsConnected = Connectivity.CheckConnectivity(); txtEmail.Focus(); txtEmail.Completed += (s, e) => txtPassword.Focus(); txtEmail.TextChanged += LoginTextWatcher_TextChanged; txtPassword.TextChanged += LoginTextWatcher_TextChanged; }