DesktopHelper.UI.AdapterForm.RegisterAppBar C# (CSharp) Метод

        private void RegisterAppBar(bool registered)
        {
            try
            {
                APPBARDATA abd = new APPBARDATA();
                abd.cbSize = Marshal.SizeOf(abd);
                abd.hWnd = this.Handle;
                if (!registered)
                {
                    uCallBackMsg = APIWrapper.RegisterWindowMessage("APPBARMSG_CSDN_HELPER");
                    abd.uCallbackMessage = uCallBackMsg;
                    uint ret = APIWrapper.SHAppBarMessage((int)ABMsg.ABM_NEW, ref abd);
                }
                else
                {
                    APIWrapper.SHAppBarMessage((int)ABMsg.ABM_REMOVE, ref abd);
                }
            }
            catch (Exception ex)
            {
                log.WriteLog(ex.ToString());
            }
        }