void Source_KeyDown(object sender, KeyRoutedEventArgs e)
 {
     if (e.Key == VirtualKey.Enter)
     {
         OnEnter();
     }
 }

 private void UrlInput_KeyDown( object sender, KeyRoutedEventArgs e )
 {
     if( e.Key == Windows.System.VirtualKey.Enter )
     {
         TryAddUrl();
     }
 }

 private void OnTraceLineKeyUp(object sender, KeyRoutedEventArgs e)
 {
     if (e.Key == VirtualKey.Enter)
     {
         Trace();
     }
 }

 private void txtRePassword_KeyDown(object sender, KeyRoutedEventArgs e)
 {
     if (e.Key == Windows.System.VirtualKey.Enter)
     {
         this.createNewAccount();
     }
 }

 private void searchBox_KeyDown(object sender, KeyRoutedEventArgs e)
 {
     if (e.Key == Windows.System.VirtualKey.Enter)
     {
         btnNavigateUrl_Click_1(sender,e);
     }
 }

 protected override void OnKeyDown(KeyRoutedEventArgs e)
 {
     if (e.Key != VirtualKey.Enter)
     {
         tbInput.Focus(FocusState.Programmatic);
     }
 }

        private async void SearchRepositoriesTextBox_KeyUp(object sender, KeyRoutedEventArgs e)
        {
            if (string.IsNullOrWhiteSpace(SearchRepositoriesTextBox.Text))
                return;

            App.Store.Dispatch(await ActionCreators.SearchRepositories(SearchRepositoriesTextBox.Text));
        }

 private void ItemText_OnKeyDown(object sender, KeyRoutedEventArgs e)
 {
     if (e.Key == VirtualKey.Enter)
     {
         SaveButton_OnClick(null, null);
     }
 }

 private void TextBox_OnKeyDown(object sender, KeyRoutedEventArgs e)
 {
     if (e.Key == VirtualKey.Enter && viewModel != null && viewModel.SendCommand.CanExecute(null))
     {
         viewModel.SendCommand.Execute(null);
     }
 }

 private void Page_KeyDown(object sender, KeyRoutedEventArgs e)
 {
     if (e.Key == Windows.System.VirtualKey.F11)
     {
         ToggleMenu();
     }
 }

 private void txtKeywords_KeyDown(object sender, KeyRoutedEventArgs e)
 {
     if (e.Key == Windows.System.VirtualKey.Enter)
     {
         Search(SearchType.Enter);
     }
 }

 private void tbAddress_KeyUp(object sender, KeyRoutedEventArgs e)
 {
     if (e.Key == Windows.System.VirtualKey.Enter)
     {
         geocode(tbAddress.Text);
     }
 }

        private void TxtBoxWatchedEps_OnKeyDown(object sender, KeyRoutedEventArgs e)
        {
            if (e.Key != VirtualKey.Enter) return;

            (DataContext as AnimeItemViewModel).OnFlyoutEpsKeyDown.Execute(e);
            WatchedEpsFlyout.Hide();
        }

        private void searchTextbox_KeyDown(object sender, KeyRoutedEventArgs e)
        {
            if (e.Key == Windows.System.VirtualKey.Enter)
            {
                //DataManager.FindWords(searchTextbox.Text);

                //matchedItemsListbox.Items.Clear();

                //if (AppData.Words != null)
                //{
                //    foreach (Word w in AppData.Words)
                //    {
                //        matchedItemsListbox.Items.Add(new DetailWordItem(w));
                //    }
                //}

                //hide keyboard TODO: find better solution
                searchTextbox.IsEnabled = false;
                searchTextbox.IsEnabled = true;

                //works but textbox has still focus and i have to unfocus it somehow, otherwise
                //the keyboard doesn't show up again if i click in the textbox and i have to first unfocus
                //it manually
                //InputPane.GetForCurrentView().TryHide();
            }
        }

 private void Go_KeyDown(object sender, KeyRoutedEventArgs e)
 {
     if (e.Key == Windows.System.VirtualKey.Enter)
     {
         Display.Source = new Windows.UI.Xaml.Media.Imaging.BitmapImage(new Uri(Value.Text));
     }
 }

 /// <summary>
 /// 가상 키보드 엔터 누를 시 다음 페이지 이동
 /// </summary>
 /// <param name="sender"></param>
 /// <param name="e"></param>
 private void txtSearch_KeyDown(object sender, KeyRoutedEventArgs e)
 {
     if (e.Key == Windows.System.VirtualKey.Enter)
     {
         MoveNextPage();
     }
 }

 protected override async void OnKeyUp(KeyRoutedEventArgs e)
 {
     if (e.Key == VirtualKey.Enter && ViewModel.SendCommand.CanExecute(null))
     {
         ViewModel.SendCommand.Execute(null);
     }
 }

 private void AddressBox_OnKeyUp(object sender, KeyRoutedEventArgs e)
 {
     if (e.Key == VirtualKey.Enter)
     {
         Browser.Focus(FocusState.Keyboard);
     }
 }

 private void PasswordBox_KeyDown(object sender, KeyRoutedEventArgs e)
 {
     if (e.Key == VirtualKey.Enter)
     {
         ((LoginViewModel)this.DataContext).LoginCommand.Execute(null);
     }
 }

 void TextBoxKeyDown(object sender, KeyRoutedEventArgs e)
 {
     if (e.Key == VirtualKey.Escape)
     {
         this.DetachFromTargetElement();
     }
 }