X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/d5da0ce7cb746318511b3974b7882c72c0de45e2..43f4e852a1b2ac37c3db6a2b87315192ac549191:/src/msw/main.cpp?ds=sidebyside diff --git a/src/msw/main.cpp b/src/msw/main.cpp index 4e89e478d0..06cc6a4771 100644 --- a/src/msw/main.cpp +++ b/src/msw/main.cpp @@ -26,10 +26,12 @@ #ifndef WX_PRECOMP #include "wx/event.h" + #include "wx/app.h" + #include "wx/utils.h" #endif //WX_PRECOMP -#include "wx/app.h" #include "wx/cmdline.h" +#include "wx/dynlib.h" #include "wx/scopeguard.h" #include "wx/msw/private.h" @@ -60,6 +62,7 @@ // defined in common/init.cpp extern int wxEntryReal(int& argc, wxChar **argv); +extern int wxEntryCleanupReal(int& argc, wxChar **argv); // ============================================================================ // implementation: various entry points @@ -67,28 +70,6 @@ extern int wxEntryReal(int& argc, wxChar **argv); #if wxUSE_BASE -#if wxUSE_ON_FATAL_EXCEPTION && defined(__VISUALC__) && !defined(__WXWINCE__) - // VC++ (at least from 4.0 up to version 7.1) is incredibly broken in that - // a "catch ( ... )" will *always* catch SEH exceptions in it even though - // it should have never been the case... to prevent such catches from - // stealing the exceptions from our wxGlobalSEHandler which is only called - // if the exception is not handled elsewhere, we have to also call it from - // a special SEH translator function which is called by VC CRT when a Win32 - // exception occurs - - // this warns that /EHa (async exceptions) should be used when using - // _set_se_translator but, in fact, this doesn't seem to change anything - // with VC++ up to 7.1 -- to be confirmed with VC++ 8 - #if _MSC_VER <= 1310 - #pragma warning(disable:4535) - #endif - - // note that the SE translator must be called wxSETranslator! - #define DisableAutomaticSETranslator() _set_se_translator(wxSETranslator) -#else // !__VISUALC__ - #define DisableAutomaticSETranslator() -#endif // __VISUALC__/!__VISUALC__ - // ---------------------------------------------------------------------------- // wrapper wxEntry catching all Win32 exceptions occurring in a wx program // ---------------------------------------------------------------------------- @@ -140,7 +121,7 @@ void wxSETranslator(unsigned int WXUNUSED(code), EXCEPTION_POINTERS *ep) switch ( wxGlobalSEHandler(ep) ) { default: - wxFAIL_MSG( _T("unexpected wxGlobalSEHandler() return value") ); + wxFAIL_MSG( wxT("unexpected wxGlobalSEHandler() return value") ); // fall through case EXCEPTION_EXECUTE_HANDLER: @@ -174,19 +155,19 @@ bool wxHandleFatalExceptions(bool doit) wxChar fullname[MAX_PATH]; if ( !::GetTempPath(WXSIZEOF(fullname), fullname) ) { - wxLogLastError(_T("GetTempPath")); + wxLogLastError(wxT("GetTempPath")); // when all else fails... - wxStrcpy(fullname, _T("c:\\")); + wxStrcpy(fullname, wxT("c:\\")); } // use PID and date to make the report file name more unique wxString name = wxString::Format ( - _T("%s_%s_%lu.dmp"), - wxTheApp ? wxTheApp->GetAppName().c_str() - : _T("wxwindows"), - wxDateTime::Now().Format(_T("%Y%m%dT%H%M%S")).c_str(), + wxT("%s_%s_%lu.dmp"), + wxTheApp ? (const wxChar*)wxTheApp->GetAppDisplayName().c_str() + : wxT("wxwindows"), + wxDateTime::Now().Format(wxT("%Y%m%dT%H%M%S")).c_str(), ::GetCurrentProcessId() ); @@ -212,21 +193,8 @@ int wxEntry(int& argc, wxChar **argv) #else // !wxUSE_ON_FATAL_EXCEPTION -#if defined(__VISUALC__) && !defined(__WXWINCE__) - -static void -wxSETranslator(unsigned int WXUNUSED(code), EXCEPTION_POINTERS * WXUNUSED(ep)) -{ - // see wxSETranslator() version for wxUSE_ON_FATAL_EXCEPTION above - throw; -} - -#endif // __VISUALC__ - int wxEntry(int& argc, wxChar **argv) { - DisableAutomaticSETranslator(); - return wxEntryReal(argc, argv); } @@ -234,7 +202,10 @@ int wxEntry(int& argc, wxChar **argv) #endif // wxUSE_BASE -#if wxUSE_GUI && defined(__WXMSW__) +#if wxUSE_GUI + +namespace +{ #if wxUSE_UNICODE && !defined(__WXWINCE__) #define NEED_UNICODE_CHECK @@ -243,11 +214,11 @@ int wxEntry(int& argc, wxChar **argv) #ifdef NEED_UNICODE_CHECK // check whether Unicode is available -static bool wxIsUnicodeAvailable() +bool wxIsUnicodeAvailable() { static const wchar_t *ERROR_STRING = L"wxWidgets Fatal Error"; - if ( wxGetOsVersion() != wxWINDOWS_NT ) + if ( wxGetOsVersion() != wxOS_WINDOWS_NT ) { // we need to be built with MSLU support #if !wxUSE_UNICODE_MSLU @@ -314,41 +285,82 @@ static bool wxIsUnicodeAvailable() #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 // ---------------------------------------------------------------------------- -// helper function used to clean up in wxEntry() just below -// -// notice that argv elements are supposed to be allocated using malloc() while -// argv array itself is allocated with new -static void wxFreeArgs(int argc, wxChar **argv) +struct wxMSWCommandLineArguments { - for ( int i = 0; i < argc; i++ ) + wxMSWCommandLineArguments() { argc = 0; argv = NULL; } + + void Init(const wxArrayString& args) { - free(argv[i]); + 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; } - delete [] argv; -} + void Free() + { + if ( !argc ) + return; -WXDLLEXPORT int wxEntry(HINSTANCE hInstance, - HINSTANCE WXUNUSED(hPrevInstance), - wxCmdLineArgType WXUNUSED(pCmdLine), - int nCmdShow) + 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 -1; + 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 @@ -368,24 +380,43 @@ WXDLLEXPORT int wxEntry(HINSTANCE hInstance, args.Insert(wxGetFullModuleName(), 0); #endif - int argc = args.GetCount(); + wxArgs.Init(args); - // +1 here for the terminating NULL - wxChar **argv = new wxChar *[argc + 1]; - for ( int i = 0; i < argc; i++ ) - { - argv[i] = wxStrdup(args[i]); - } + 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); +} - // argv[] must be NULL-terminated - argv[argc] = NULL; +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_EXIT2(wxFreeArgs, argc, argv); + wxON_BLOCK_EXIT_OBJ0(wxArgs, wxMSWCommandLineArguments::Free); - return wxEntry(argc, argv); + return wxEntry(wxArgs.argc, wxArgs.argv); } -#endif // wxUSE_GUI && __WXMSW__ +#endif // wxUSE_GUI // ---------------------------------------------------------------------------- // global HINSTANCE