private static extern ReturnCodes DataSourceEvent( [In, Out] Identity origin, [In, Out] Identity destination, DataGroups dataGroup, DataAttributeTypes dataAttributeType, Messages message, ref EventInterop eventReply);
/// <summary> /// Constructor taking the datasourcemanager and the datasource which shall process a windows message /// </summary> /// <param name="dataSourceManager"></param> /// <param name="dataSource"></param> internal Event(DataSourceManager dataSourceManager, DataSource dataSource) { interopStruct = new EventInterop(); interopStruct.WindowsMessagePointer = Marshal.AllocHGlobal(Marshal.SizeOf(windowsMessage)); windowsMessage = new WindowsMsg(); this.dataSourceManager = dataSourceManager; this.dataSource = dataSource; }
/// <summary> /// Routes a windowsmessage to the twaindriver which translate into a twainmessage /// </summary> /// <param name="applicationIdentity">Identity of the application</param> /// <param name="dataSourceIdentity">Identity of the datasource</param> /// <param name="eventMessage"></param> /// <returns>Reply of the twaindriver</returns> internal static ReturnCodes ProcessMessage( Identity applicationIdentity, Identity dataSourceIdentity, ref EventInterop eventMessage) { return(DataSourceEvent( applicationIdentity, dataSourceIdentity, DataGroups.Control, DataAttributeTypes.Event, Messages.ProcessEvent, ref eventMessage)); }