private void TxtEditHeader_Loaded(object sender, RoutedEventArgs e)
 {
     if (IsEditText)
     {
         if (TxtEditHeader.Focus())
         {
             EditHeaderTextSelect();
         }
     }
 }
 private void OnIsEditTextChanged(bool isEditText)
 {
     if (isEditText)
     {
         TblHeader.Visibility     = Visibility.Collapsed;
         TxtEditHeader.Visibility = Visibility.Visible;
         if (TxtEditHeader.Focus())
         {
             EditHeaderTextSelect();
         }
     }
     else
     {
         TblHeader.Visibility     = Visibility.Visible;
         TxtEditHeader.Visibility = Visibility.Collapsed;
     }
 }