Hardcodet.Wpf.TaskbarNotification.TaskbarIcon.OnToolTipChange C# (CSharp) Method

        private void OnToolTipChange(bool visible)
        {
            //if we don't have a tooltip, there's nothing to do here...
            if (TrayToolTipResolved == null) return;

            if (visible)
            {
                if (IsPopupOpen)
                {
                    //ignore if we are already displaying something down there
                    return;
                }

                var args = RaisePreviewTrayToolTipOpenEvent();
                if (args.Handled) return;

                TrayToolTipResolved.IsOpen = true;

                //raise attached event first
                if (TrayToolTip != null) RaiseToolTipOpenedEvent(TrayToolTip);

                //bubble routed event
                RaiseTrayToolTipOpenEvent();
            }
            else
            {
                var args = RaisePreviewTrayToolTipCloseEvent();
                if (args.Handled) return;

                //raise attached event first
                if (TrayToolTip != null) RaiseToolTipCloseEvent(TrayToolTip);

                TrayToolTipResolved.IsOpen = false;

                //bubble event
                RaiseTrayToolTipCloseEvent();
            }
        }