extern "C" EXPORT void winrt_initialize() { winrt::init_apartment(winrt::apartment_type::multi_threaded); } extern "C" EXPORT void winrt_uninitialize() { winrt::uninit_apartment(); } static winrt::Windows::System::DispatcherQueueController CreateDispatcherQueueController() { DispatcherQueueOptions options{sizeof(DispatcherQueueOptions), DQTYPE_THREAD_CURRENT, DQTAT_COM_STA}; winrt::Windows::System::DispatcherQueueController controller{nullptr}; winrt::check_hresult(CreateDispatcherQueueController( options, reinterpret_cast< ABI::Windows::System::IDispatcherQueueController **>( winrt::put_abi(controller)))); return controller; } struct winrt_disaptcher { winrt::Windows::System::DispatcherQueueController controller{nullptr}; }; extern "C" EXPORT struct winrt_disaptcher *winrt_dispatcher_init() { struct winrt_disaptcher *dispatcher = NULL; try { if (winrt::Windows::Foundation::Metadata::ApiInformation:: IsApiContractPresent( L"Windows.Foundation.UniversalApiContract", 5)) { winrt::Windows::System::DispatcherQueueController controller = CreateDispatcherQueueController(); dispatcher = new struct winrt_disaptcher; dispatcher->controller = std::move(controller); } } catch (const winrt::hresult_error &err) { blog(LOG_ERROR, "winrt_dispatcher_init (0x%08X): %s", (int32_t)err.code(), winrt::to_string(err.message()).c_str()); } catch (...) { blog(LOG_ERROR, "winrt_dispatcher_init (0x%08X)", (int32_t)winrt::to_hresult()); } return dispatcher; } extern "C" EXPORT void winrt_dispatcher_free(struct winrt_disaptcher *dispatcher) try { delete dispatcher; } catch (const winrt::hresult_error &err) { blog(LOG_ERROR, "winrt_dispatcher_free (0x%08X): %s", (int32_t)err.code(), winrt::to_string(err.message()).c_str()); } catch (...) { blog(LOG_ERROR, "winrt_dispatcher_free (0x%08X)", (int32_t)winrt::to_hresult()); }