X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/b880adecc47f9ebd971b2ca00078efbfe1ab1ebe..b9efe021b554fa3967d1442cf758435c5cd5ae8f:/src/common/appbase.cpp?ds=sidebyside diff --git a/src/common/appbase.cpp b/src/common/appbase.cpp index 0190668645..0892aab62d 100644 --- a/src/common/appbase.cpp +++ b/src/common/appbase.cpp @@ -28,9 +28,7 @@ #include "wx/app.h" #include "wx/intl.h" #include "wx/list.h" - #if wxUSE_LOG - #include "wx/log.h" - #endif // wxUSE_LOG + #include "wx/log.h" #endif //WX_PRECOMP #include "wx/utils.h" @@ -46,13 +44,18 @@ #endif //Win/Unix #if defined(__WXMSW__) - #include "wx/msw/private.h" // includes windows.h for MessageBox() + #include "wx/msw/wrapwin.h" // includes windows.h for MessageBox() #endif #if wxUSE_FONTMAP #include "wx/fontmap.h" #endif // wxUSE_FONTMAP +#if defined(__DARWIN__) && defined(_MSL_USING_MW_C_HEADERS) && _MSL_USING_MW_C_HEADERS + // For MacTypes.h for Debugger function + #include +#endif + #if defined(__WXMAC__) // VZ: MacTypes.h is enough under Mac OS X (where I could test it) but // I don't know which headers are needed under earlier systems so @@ -64,6 +67,15 @@ #endif #endif // __WXMAC__ +#ifdef __WXDEBUG__ + #if wxUSE_STACKWALKER + #include "wx/stackwalk.h" + #ifdef __WXMSW__ + #include "wx/msw/debughlp.h" + #endif + #endif // wxUSE_STACKWALKER +#endif // __WXDEBUG__ + // ---------------------------------------------------------------------------- // private functions prototypes // ---------------------------------------------------------------------------- @@ -109,6 +121,13 @@ wxAppConsole::wxAppConsole() #ifdef __WXDEBUG__ SetTraceMasks(); +#if wxUSE_UNICODE + // In unicode mode the SetTraceMasks call can cause an apptraits to be + // created, but since we are still in the constructor the wrong kind will + // be created for GUI apps. Destroy it so it can be created again later. + delete m_traits; + m_traits = NULL; +#endif #endif } @@ -127,11 +146,13 @@ bool wxAppConsole::Initialize(int& argc, wxChar **argv) this->argc = argc; this->argv = argv; +#ifndef __WXPALMOS__ if ( m_appName.empty() && argv ) { // the application name is, by default, the name of its executable file wxFileName::SplitPath(argv[0], NULL, &m_appName, NULL); } +#endif return true; } @@ -152,7 +173,7 @@ bool wxAppConsole::OnInit() OnInitCmdLine(parser); bool cont; - switch ( parser.Parse(FALSE /* don't show usage */) ) + switch ( parser.Parse(false /* don't show usage */) ) { case -1: cont = OnCmdLineHelp(parser); @@ -168,10 +189,10 @@ bool wxAppConsole::OnInit() } if ( !cont ) - return FALSE; + return false; #endif // wxUSE_CMDLINE_PARSER - return TRUE; + return true; } int wxAppConsole::OnExit() @@ -243,6 +264,11 @@ wxMessageOutput *wxAppConsole::CreateMessageOutput() void wxAppConsole::ProcessPendingEvents() { +#if wxUSE_THREADS + if ( !wxPendingEventsLocker ) + return; +#endif + // ensure that we're the only thread to modify the pending events list wxENTER_CRIT_SECT( *wxPendingEventsLocker ); @@ -262,7 +288,9 @@ void wxAppConsole::ProcessPendingEvents() // In ProcessPendingEvents(), new handlers might be add // and we can safely leave the critical section here. wxLEAVE_CRIT_SECT( *wxPendingEventsLocker ); + handler->ProcessPendingEvents(); + wxENTER_CRIT_SECT( *wxPendingEventsLocker ); node = wxPendingEvents->GetFirst(); @@ -277,6 +305,34 @@ int wxAppConsole::FilterEvent(wxEvent& WXUNUSED(event)) return -1; } +// ---------------------------------------------------------------------------- +// exception handling +// ---------------------------------------------------------------------------- + +#if wxUSE_EXCEPTIONS + +void +wxAppConsole::HandleEvent(wxEvtHandler *handler, + wxEventFunction func, + wxEvent& event) const +{ + // by default, simply call the handler + (handler->*func)(event); +} + +bool +wxAppConsole::OnExceptionInMainLoop() +{ + throw; + + // some compilers are too stupid to know that we never return after throw +#if defined(__DMC__) || (defined(_MSC_VER) && _MSC_VER < 1200) + return false; +#endif +} + +#endif // wxUSE_EXCEPTIONS + // ---------------------------------------------------------------------------- // cmd line parsing // ---------------------------------------------------------------------------- @@ -302,7 +358,7 @@ void wxAppConsole::OnInitCmdLine(wxCmdLineParser& parser) #if wxUSE_LOG { wxCMD_LINE_SWITCH, - _T(""), + wxEmptyString, OPTION_VERBOSE, gettext_noop("generate verbose log messages"), wxCMD_LINE_VAL_NONE, @@ -313,9 +369,9 @@ void wxAppConsole::OnInitCmdLine(wxCmdLineParser& parser) // terminator { wxCMD_LINE_NONE, - _T(""), - _T(""), - _T(""), + wxEmptyString, + wxEmptyString, + wxEmptyString, wxCMD_LINE_VAL_NONE, 0x0 } @@ -329,25 +385,27 @@ bool wxAppConsole::OnCmdLineParsed(wxCmdLineParser& parser) #if wxUSE_LOG if ( parser.Found(OPTION_VERBOSE) ) { - wxLog::SetVerbose(TRUE); + wxLog::SetVerbose(true); } +#else + wxUnusedVar(parser); #endif // wxUSE_LOG - return TRUE; + return true; } bool wxAppConsole::OnCmdLineHelp(wxCmdLineParser& parser) { parser.Usage(); - return FALSE; + return false; } bool wxAppConsole::OnCmdLineError(wxCmdLineParser& parser) { parser.Usage(); - return FALSE; + return false; } #endif // wxUSE_CMDLINE_PARSER @@ -371,18 +429,18 @@ bool wxAppConsole::CheckBuildOptions(const char *optionsSignature, wxString prog = wxString::FromAscii(optionsSignature); wxString progName = wxString::FromAscii(componentName); wxString msg; - + msg.Printf(_T("Mismatch between the program and library build versions detected.\nThe library used %s,\nand %s used %s."), lib.c_str(), progName.c_str(), prog.c_str()); - - wxLogFatalError(msg); + + wxLogFatalError(msg.c_str()); // normally wxLogFatalError doesn't return - return FALSE; + return false; } #undef wxCMP - return TRUE; + return true; } #ifdef __WXDEBUG__ @@ -392,11 +450,20 @@ void wxAppConsole::OnAssert(const wxChar *file, const wxChar *cond, const wxChar *msg) { - ShowAssertDialog(file, line, cond, msg, m_traits); + ShowAssertDialog(file, line, cond, msg, GetTraits()); } #endif // __WXDEBUG__ +#if WXWIN_COMPATIBILITY_2_4 + +bool wxAppConsole::CheckBuildOptions(const wxBuildOptions& buildOptions) +{ + return CheckBuildOptions(buildOptions.m_signature, "your program"); +} + +#endif + // ============================================================================ // other classes implementations // ============================================================================ @@ -456,7 +523,7 @@ void wxConsoleAppTraitsBase::RemoveFromPendingDelete(wxObject * WXUNUSED(object) { // nothing to do } - + #if wxUSE_SOCKETS GSocketGUIFunctionsTable* wxConsoleAppTraitsBase::GetSocketGUIFunctionsTable() { @@ -522,6 +589,8 @@ void wxTrap() #else SysBreak(); #endif +#elif defined(_MSL_USING_MW_C_HEADERS) && _MSL_USING_MW_C_HEADERS + Debugger(); #elif defined(__UNIX__) raise(SIGTRAP); #else @@ -533,7 +602,7 @@ void wxAssert(int cond, const wxChar *szFile, int nLine, const wxChar *szCond, - const wxChar *szMsg) + const wxChar *szMsg) { if ( !cond ) wxOnAssert(szFile, nLine, szCond, szMsg); @@ -546,19 +615,19 @@ void wxOnAssert(const wxChar *szFile, const wxChar *szMsg) { // FIXME MT-unsafe - static bool s_bInAssert = FALSE; + static bool s_bInAssert = false; if ( s_bInAssert ) { // He-e-e-e-elp!! we're trapped in endless loop wxTrap(); - s_bInAssert = FALSE; + s_bInAssert = false; return; } - s_bInAssert = TRUE; + s_bInAssert = true; if ( !wxTheApp ) { @@ -572,7 +641,7 @@ void wxOnAssert(const wxChar *szFile, wxTheApp->OnAssert(szFile, nLine, szCond, szMsg); } - s_bInAssert = FALSE; + s_bInAssert = false; } #endif // __WXDEBUG__ @@ -608,7 +677,7 @@ bool DoShowAssertDialog(const wxString& msg) wxT("You can also choose [Cancel] to suppress ") wxT("further warnings."); - switch ( ::MessageBox(NULL, msgDlg, _T("wxWindows Debug Alert"), + switch ( ::MessageBox(NULL, msgDlg, _T("wxWidgets Debug Alert"), MB_YESNOCANCEL | MB_ICONSTOP ) ) { case IDYES: @@ -633,6 +702,74 @@ bool DoShowAssertDialog(const wxString& msg) return false; } +#if wxUSE_STACKWALKER +static wxString GetAssertStackTrace() +{ + wxString stackTrace; + +#if wxUSE_DBGHELP + // check that we can get the stack trace before trying to do it + if ( !wxDbgHelpDLL::Init() ) + return stackTrace; +#endif + + class StackDump : public wxStackWalker + { + public: + StackDump() { } + + const wxString& GetStackTrace() const { return m_stackTrace; } + + protected: + virtual void OnStackFrame(const wxStackFrame& frame) + { + m_stackTrace << wxString::Format(_T("[%02d] "), frame.GetLevel()); + + wxString name = frame.GetName(); + if ( !name.empty() ) + { + m_stackTrace << wxString::Format(_T("%-40s"), name.c_str()); + } + else + { + m_stackTrace << wxString::Format + ( + _T("0x%08lx"), + (unsigned long)frame.GetAddress() + ); + } + + if ( frame.HasSourceLocation() ) + { + m_stackTrace << _T('\t') + << frame.GetFileName() + << _T(':') + << frame.GetLine(); + } + + m_stackTrace << _T('\n'); + } + + private: + wxString m_stackTrace; + }; + + StackDump dump; + dump.Walk(5); // don't show OnAssert() call itself + stackTrace = dump.GetStackTrace(); + + // don't show more than maxLines or we could get a dialog too tall to be + // shown on screen: 20 should be ok everywhere as even with 15 pixel high + // characters it is still only 300 pixels... + static const int maxLines = 20; + const int count = stackTrace.Freq(wxT('\n')); + for ( int i = 0; i < count - maxLines; i++ ) + stackTrace = stackTrace.BeforeLast(wxT('\n')); + + return stackTrace; +} +#endif // wxUSE_STACKWALKER + // show the assert modal dialog static void ShowAssertDialog(const wxChar *szFile, @@ -642,7 +779,7 @@ void ShowAssertDialog(const wxChar *szFile, wxAppTraits *traits) { // this variable can be set to true to suppress "assert failure" messages - static bool s_bNoAsserts = FALSE; + static bool s_bNoAsserts = false; wxString msg; msg.reserve(2048); @@ -661,6 +798,14 @@ void ShowAssertDialog(const wxChar *szFile, msg << _T('.'); } +#if wxUSE_STACKWALKER + const wxString stackTrace = GetAssertStackTrace(); + if ( !stackTrace.empty() ) + { + msg << _T("\n\nCall stack:\n") << stackTrace; + } +#endif // wxUSE_STACKWALKER + #if wxUSE_THREADS // if we are not in the main thread, output the assert directly and trap // since dialogs cannot be displayed @@ -679,6 +824,7 @@ void ShowAssertDialog(const wxChar *szFile, // He-e-e-e-elp!! we're asserting in a child thread wxTrap(); } + else #endif // wxUSE_THREADS if ( !s_bNoAsserts )