ComponentFactory.Krypton.Ribbon.VisualPopupGroup.SetFirstFocusItem C# (CSharp) Method

        public void SetFirstFocusItem()
        {
            ViewPopupManager.FocusView = _viewGroup.GetFirstFocusItem();
            PerformNeedPaint(false);
        }

        private void KeyDownPopupMinimized(VisualPopupMinimized popupMinimized, KeyEventArgs e)
        {
            switch (e.KeyData)
            {
            case Keys.Tab | Keys.Shift:
            case Keys.Left:
                popupMinimized.SetPreviousFocusItem();
                break;

            case Keys.Tab:
            case Keys.Right:
                popupMinimized.SetNextFocusItem();
                break;

            case Keys.Space:
            case Keys.Enter:
                OnClick(new MouseEventArgs(MouseButtons.Left, 1, 0, 0, 0));

                // Get access to the popup for the group
                if ((VisualPopupManager.Singleton.CurrentPopup != null) &&
                    (VisualPopupManager.Singleton.CurrentPopup is VisualPopupGroup))
                {
                    // Cast to correct type
                    VisualPopupGroup popupGroup = (VisualPopupGroup)VisualPopupManager.Singleton.CurrentPopup;
                    popupGroup.SetFirstFocusItem();
                }
                break;
            }
        }