protected override void OnKeyDown()

in AppInstallerFileBuilder/AppInstallerFileBuilder/Controls/NavMenuListView.cs [123:150]

• 23 lines of code
• 5 McCabe index (conditional complexity)

        protected override void OnKeyDown(KeyRoutedEventArgs e)
        {
            var focusedItem = FocusManager.GetFocusedElement();

            switch (e.Key)
            {
                case VirtualKey.Up:
                    this.TryMoveFocus(FocusNavigationDirection.Up);
                    e.Handled = true;
                    break;

                case VirtualKey.Down:
                    this.TryMoveFocus(FocusNavigationDirection.Down);
                    e.Handled = true;
                    break;

                case VirtualKey.Space:
                case VirtualKey.Enter:
                    // Fire our event using the item with current keyboard focus
                    this.InvokeItem(focusedItem);
                    e.Handled = true;
                    break;

                default:
                    base.OnKeyDown(e);
                    break;
            }
        }