+ if ( wxGetOsVersion() != wxOS_WINDOWS_NT )
+ {
+ // we need to be built with MSLU support
+#if !wxUSE_UNICODE_MSLU
+ // note that we can use MessageBoxW() as it's implemented even under
+ // Win9x - OTOH, we can't use wxGetTranslation() because the file APIs
+ // used by wxLocale are not
+ ::MessageBox
+ (
+ NULL,
+ L"This program uses Unicode and requires Windows NT/2000/XP.\n"
+ L"\n"
+ L"Program aborted.",
+ ERROR_STRING,
+ MB_ICONERROR | MB_OK
+ );
+
+ return false;
+#else // wxUSE_UNICODE_MSLU
+ // and the MSLU DLL must also be available
+ HMODULE hmod = ::LoadLibraryA("unicows.dll");
+ if ( !hmod )
+ {
+ ::MessageBox
+ (
+ NULL,
+ L"This program uses Unicode and requires unicows.dll to work "
+ L"under current operating system.\n"
+ L"\n"
+ L"Please install unicows.dll and relaunch the program.",
+ ERROR_STRING,
+ MB_ICONERROR | MB_OK
+ );
+ return false;
+ }
+
+ // this is not really necessary but be tidy
+ ::FreeLibrary(hmod);
+
+ // finally do the last check: has unicows.lib initialized correctly?
+ hmod = ::LoadLibraryW(L"unicows.dll");
+ if ( !hmod )
+ {
+ ::MessageBox
+ (
+ NULL,
+ L"This program uses Unicode but is not using unicows.dll\n"
+ L"correctly and so cannot work under current operating system.\n"
+ L"Please contact the program author for an updated version.\n"
+ L"\n"
+ L"Program aborted.",
+ ERROR_STRING,
+ MB_ICONERROR | MB_OK
+ );
+
+ return false;
+ }
+
+ ::FreeLibrary(hmod);
+#endif // !wxUSE_UNICODE_MSLU
+ }
+
+ return true;
+}
+
+#endif // NEED_UNICODE_CHECK
+
+void wxSetProcessDPIAware()
+{
+#if wxUSE_DYNLIB_CLASS
+ typedef BOOL (WINAPI *SetProcessDPIAware_t)(void);
+ wxDynamicLibrary dllUser32(wxT("user32.dll"));
+ SetProcessDPIAware_t pfnSetProcessDPIAware =
+ (SetProcessDPIAware_t)dllUser32.RawGetSymbol(wxT("SetProcessDPIAware"));
+
+ if ( pfnSetProcessDPIAware )
+ pfnSetProcessDPIAware();
+#endif // wxUSE_DYNLIB_CLASS
+}
+
+} //anonymous namespace
+
+// ----------------------------------------------------------------------------
+// Windows-specific wxEntry
+// ----------------------------------------------------------------------------
+
+struct wxMSWCommandLineArguments
+{
+ wxMSWCommandLineArguments() { argc = 0; argv = NULL; }
+
+ void Init(const wxArrayString& args)
+ {
+ argc = args.size();
+
+ // +1 here for the terminating NULL
+ argv = new wxChar *[argc + 1];
+ for ( int i = 0; i < argc; i++ )
+ {
+ argv[i] = wxStrdup(args[i].t_str());
+ }
+
+ // argv[] must be NULL-terminated
+ argv[argc] = NULL;
+ }
+
+ void Free()
+ {
+ if ( !argc )
+ return;
+
+ for ( int i = 0; i < argc; i++ )
+ {
+ free(argv[i]);
+ }
+
+ wxDELETEA(argv);
+ argc = 0;
+ }
+
+ int argc;
+ wxChar **argv;
+};
+
+static wxMSWCommandLineArguments wxArgs;
+
+// common part of wxMSW-specific wxEntryStart() and wxEntry() overloads
+static bool
+wxMSWEntryCommon(HINSTANCE hInstance, int nCmdShow)
+{
+ // the first thing to do is to check if we're trying to run an Unicode
+ // program under Win9x w/o MSLU emulation layer - if so, abort right now
+ // as it has no chance to work and has all chances to crash
+#ifdef NEED_UNICODE_CHECK
+ if ( !wxIsUnicodeAvailable() )
+ return false;
+#endif // NEED_UNICODE_CHECK
+
+
+ // remember the parameters Windows gave us
+ wxSetInstance(hInstance);
+#ifdef __WXMSW__
+ wxApp::m_nCmdShow = nCmdShow;
+#endif
+
+ // parse the command line: we can't use pCmdLine in Unicode build so it is
+ // simpler to never use it at all (this also results in a more correct
+ // argv[0])
+
+ // break the command line in words
+ wxArrayString args;
+
+ const wxChar *cmdLine = ::GetCommandLine();
+ if ( cmdLine )
+ {
+ args = wxCmdLineParser::ConvertStringToArgs(cmdLine);
+ }
+
+#ifdef __WXWINCE__
+ // WinCE doesn't insert the program itself, so do it ourselves.
+ args.Insert(wxGetFullModuleName(), 0);
+#endif
+
+ wxArgs.Init(args);
+
+ return true;
+}
+
+WXDLLEXPORT bool wxEntryStart(HINSTANCE hInstance,
+ HINSTANCE WXUNUSED(hPrevInstance),
+ wxCmdLineArgType WXUNUSED(pCmdLine),
+ int nCmdShow)
+{
+ if ( !wxMSWEntryCommon(hInstance, nCmdShow) )
+ return false;
+
+ return wxEntryStart(wxArgs.argc, wxArgs.argv);
+}
+
+WXDLLEXPORT int wxEntry(HINSTANCE hInstance,
+ HINSTANCE WXUNUSED(hPrevInstance),
+ wxCmdLineArgType WXUNUSED(pCmdLine),
+ int nCmdShow)
+{
+ // wxWidgets library doesn't have problems with non-default DPI settings,
+ // so we can mark the app as "DPI aware" for Vista/Win7 (see
+ // http://msdn.microsoft.com/en-us/library/dd464659%28VS.85%29.aspx).
+ // Note that we intentionally do it here and not in wxApp, so that it
+ // doesn't happen if wx code is hosted in another app (e.g. a plugin).
+ wxSetProcessDPIAware();
+
+ if ( !wxMSWEntryCommon(hInstance, nCmdShow) )
+ return -1;
+
+ wxON_BLOCK_EXIT_OBJ0(wxArgs, wxMSWCommandLineArguments::Free);
+
+ return wxEntry(wxArgs.argc, wxArgs.argv);
+}
+
+#endif // wxUSE_GUI
projects / wxWidgets.git / blobdiff