// 6 april 2015 #include "uipriv_windows.hpp" HINSTANCE uipriv_hInstance = NULL; int uipriv_nCmdShow; #ifndef uiStatic BOOL WINAPI DllMain(HINSTANCE hInstance, DWORD fdwReason, LPVOID lpvReserved) { if (fdwReason == DLL_PROCESS_ATTACH) uipriv_hInstance = hInstance; return TRUE; } static inline void setHInstance(void) { // do nothing; set by DllMain() above } #else // see https://devblogs.microsoft.com/oldnewthing/20041025-00/?p=37483 EXTERN_C IMAGE_DOS_HEADER __ImageBase; static inline void setHInstance(void) { uipriv_hInstance = (HINSTANCE) (&__ImageBase); } #endif //HFONT hMessageFont; #define wantedICCClasses ( \ ICC_STANDARD_CLASSES | /* user32.dll controls */ \ ICC_PROGRESS_CLASS | /* progress bars */ \ ICC_TAB_CLASSES | /* tabs */ \ ICC_LISTVIEW_CLASSES | /* table headers */ \ ICC_UPDOWN_CLASS | /* spinboxes */ \ ICC_BAR_CLASSES | /* trackbar */ \ ICC_DATE_CLASSES | /* date/time picker */ \ 0) #define errLoadDefaultIconFailed "failed to load default icon" #define errLoadDefaultCursorFailed "failed to load default cursor" #define errInitUtilWindowFailed "failed to initialize the utility window" #define errICCFailed "InitCommonControlsEx() failed" #define errICCFailedNoLastError "InitCommonControlsEx() failed, but didn't specify why. This usually means you forgot the Common Controls v6 manifest; refer to the libui documentation for instructions." #define errCoInitializeFailed "CoInitialize() failed" #define errHRESULTInitErrorsSuffix ": 0x00000000" static const char *initErrors[] = { errLoadDefaultIconFailed errHRESULTInitErrorsSuffix errLoadDefaultCursorFailed errHRESULTInitErrorsSuffix errInitUtilWindowFailed errHRESULTInitErrorsSuffix errICCFailed errHRESULTInitErrorsSuffix, errICCFailedNoLastError, errCoInitializeFailed errHRESULTInitErrorsSuffix, NULL, }; #define uiprivInitReturnHRESULT(err, msg, hr) uiprivInitReturnErrorf(err, "%s: 0x%08I32X", msg, hr) int uiInit(void *options, uiInitError *err) { STARTUPINFOW si; HICON hDefaultIcon; HCURSOR hDefaultCursor; INITCOMMONCONTROLSEX icc; HRESULT hr; if (!uiprivInitCheckParams(options, err, initErrors)) return 0; setHInstance(); uipriv_nCmdShow = SW_SHOWDEFAULT; GetStartupInfoW(&si); if ((si.dwFlags & STARTF_USESHOWWINDOW) != 0) uipriv_nCmdShow = si.wShowWindow; hr = uiprivHrLoadIconW(NULL, IDI_APPLICATION, &hDefaultIcon); if (hr != S_OK) return uiprivInitReturnHRESULT(err, errLoadDefaultIconFailed, hr); hr = uiprivHrLoadCursorW(NULL, IDC_ARROW, &hDefaultCursor); if (hr != S_OK) return uiprivInitReturnHRESULT(err, errLoadDefaultCursorFailed, hr); hr = uiprivInitUtilWindow(hDefaultIcon, hDefaultCursor); if (hr != S_OK) return uiprivInitReturnHRESULT(err, errInitUtilWindowFailed, hr); ZeroMemory(&icc, sizeof (INITCOMMONCONTROLSEX)); icc.dwSize = sizeof (INITCOMMONCONTROLSEX); icc.dwICC = wantedICCClasses; if (InitCommonControlsEx(&icc) == 0) { DWORD lasterr; lasterr = GetLastError(); if (lasterr == 0) return uiprivInitReturnError(err, errICCFailedNoLastError); hr = HRESULT_FROM_WIN32(lasterr); return uiprivInitReturnHRESULT(err, errICCFailed, hr); } /* hr = CoInitialize(NULL); if (hr != S_OK && hr != S_FALSE) return ieHRESULT("initializing COM", hr); // LONGTERM initialize COM security // LONGTERM turn off COM exception handling */ uiprivMarkInitialized(); return 1; } void uiMain(void) { MSG msg; HRESULT hr; for (;;) { hr = uiprivHrGetMessageW(&msg, NULL, 0, 0); if (hr == S_FALSE) // WM_QUIT return; if (hr != S_OK) { // TODO log error return; } // TODO IsDialogMessage() TranslateMessage(&msg); DispatchMessageW(&msg); } } void uiQuit(void) { PostQuitMessage(0); } void uiQueueMain(void (*f)(void *data), void *data) { HRESULT hr; hr = uiprivHrPostMessageW(uiprivUtilWindow, uiprivUtilWindowMsgQueueMain, (WPARAM) f, (LPARAM) data); if (hr != S_OK) { // TODO handle error } }