void DialogueIsLoaded(object a, RoutedEventArgs e)
        {
            Height = mainStackPanel.ActualHeight + BtnStackPanel.ActualHeight;
            var parentHeight = _dialogCoordinator.GetMetroWindowHeight(_viewModel);

            if (parentHeight > 0)
            {
                MaxHeight = Math.Max(parentHeight * .75, 400);
                DialogSettings.MaximumBodyHeight = Math.Max(Height * .75, 400);
            }
            else
            {
                DialogSettings.MaximumBodyHeight = Height;
            }

            MinHeight             = Height > MaxHeight ? MaxHeight : Height;
            mainStackPanel.Height = Height;
            ScrollBar.Height      = Math.Max(MinHeight - TitleLabel.ActualHeight - BtnStackPanel.ActualHeight - 20, 0);

            DialogView.BeginInvoke(() =>
            {
                BtnStackPanel.MoveFocus(new TraversalRequest(FocusNavigationDirection.Next));
            });
        }