DK11 for Delphi | GisInterfaces.IGIS_Viewer.WaitForBackgroundProcesses | Methods | Properties
Wait for any pending background processes that must be finalized before app can continue.
// Delphi public procedure WaitForBackgroundProcesses;
// C++ Builder public: void WaitForBackgroundProcesses(void) = 0;
For example TGIS_ViewerWnd will wait here for BaseMap to by finished. Use this internally for example before showing PrintPreview.