Microsoft.Windows.Controls.Ribbon.RibbonMenuButton.OnActivatingKeyTip C# (CSharp) Метод

        protected virtual void OnActivatingKeyTip(ActivatingKeyTipEventArgs e)
        {
            if (e.OriginalSource == this)
            {
                RibbonHelper.SetKeyTipPlacementForButton(this, e, _partToggleButton == null ? null : _partToggleButton.Image);
            }
        }