X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/96d38c7e0df2138cff3505dbba7d93111254ba5f..180b5b4827d08f1ac13bbb5eca03f775ab35a0b1:/src/common/appbase.cpp diff --git a/src/common/appbase.cpp b/src/common/appbase.cpp index 0892aab62d..66297871a4 100644 --- a/src/common/appbase.cpp +++ b/src/common/appbase.cpp @@ -1,6 +1,6 @@ /////////////////////////////////////////////////////////////////////////////// -// Name: common/base/appbase.cpp -// Purpose: implements wxAppConsole class +// Name: src/common/appbase.cpp +// Purpose: implements wxAppConsoleBase class // Author: Vadim Zeitlin // Modified by: // Created: 19.06.2003 (extracted from common/appcmn.cpp) @@ -25,27 +25,36 @@ #endif #ifndef WX_PRECOMP + #ifdef __WXMSW__ + #include "wx/msw/wrapwin.h" // includes windows.h for MessageBox() + #endif + #include "wx/list.h" #include "wx/app.h" #include "wx/intl.h" - #include "wx/list.h" #include "wx/log.h" + #include "wx/utils.h" + #include "wx/wxcrtvararg.h" #endif //WX_PRECOMP -#include "wx/utils.h" #include "wx/apptrait.h" #include "wx/cmdline.h" #include "wx/confbase.h" +#include "wx/evtloop.h" #include "wx/filename.h" #include "wx/msgout.h" +#include "wx/ptr_scpd.h" #include "wx/tokenzr.h" +#if wxUSE_EXCEPTIONS && wxUSE_STL + #include + #include +#endif + #if !defined(__WXMSW__) || defined(__WXMICROWIN__) #include // for SIGTRAP used by wxTrap() #endif //Win/Unix -#if defined(__WXMSW__) - #include "wx/msw/wrapwin.h" // includes windows.h for MessageBox() -#endif +#include #if wxUSE_FONTMAP #include "wx/fontmap.h" @@ -57,11 +66,8 @@ #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 - // include everything when in doubt #ifdef __DARWIN__ - #include "MacTypes.h" + #include #else #include "wx/mac/private.h" // includes mac headers #endif @@ -76,6 +82,13 @@ #endif // wxUSE_STACKWALKER #endif // __WXDEBUG__ +// wxABI_VERSION can be defined when compiling applications but it should be +// left undefined when compiling the library itself, it is then set to its +// default value in version.h +#if wxABI_VERSION != wxMAJOR_VERSION * 10000 + wxMINOR_VERSION * 100 + 99 +#error "wxABI_VERSION should not be defined when compiling the library" +#endif + // ---------------------------------------------------------------------------- // private functions prototypes // ---------------------------------------------------------------------------- @@ -87,10 +100,11 @@ // prepare for showing the assert dialog, use the given traits or // DoShowAssertDialog() as last fallback to really show it static - void ShowAssertDialog(const wxChar *szFile, + void ShowAssertDialog(const wxString& szFile, int nLine, - const wxChar *szCond, - const wxChar *szMsg, + const wxString& szFunc, + const wxString& szCond, + const wxString& szMsg, wxAppTraits *traits = NULL); // turn on the trace masks specified in the env variable WXTRACE @@ -101,23 +115,31 @@ // global vars // ---------------------------------------------------------------------------- -wxAppConsole *wxAppConsole::ms_appInstance = NULL; +wxAppConsole *wxAppConsoleBase::ms_appInstance = NULL; + +wxAppInitializerFunction wxAppConsoleBase::ms_appInitFn = NULL; -wxAppInitializerFunction wxAppConsole::ms_appInitFn = NULL; +// ---------------------------------------------------------------------------- +// wxEventLoopPtr +// ---------------------------------------------------------------------------- + +// this defines wxEventLoopPtr +wxDEFINE_TIED_SCOPED_PTR_TYPE(wxEventLoopBase) // ============================================================================ -// wxAppConsole implementation +// wxAppConsoleBase implementation // ============================================================================ // ---------------------------------------------------------------------------- // ctor/dtor // ---------------------------------------------------------------------------- -wxAppConsole::wxAppConsole() +wxAppConsoleBase::wxAppConsoleBase() { m_traits = NULL; + m_mainLoop = NULL; - ms_appInstance = this; + ms_appInstance = wx_static_cast(wxAppConsole *, this); #ifdef __WXDEBUG__ SetTraceMasks(); @@ -131,7 +153,7 @@ wxAppConsole::wxAppConsole() #endif } -wxAppConsole::~wxAppConsole() +wxAppConsoleBase::~wxAppConsoleBase() { delete m_traits; } @@ -140,11 +162,19 @@ wxAppConsole::~wxAppConsole() // initilization/cleanup // ---------------------------------------------------------------------------- -bool wxAppConsole::Initialize(int& argc, wxChar **argv) +bool wxAppConsoleBase::Initialize(int& argcOrig, wxChar **argvOrig) { +#if wxUSE_INTL + GetTraits()->SetLocale(); +#endif // wxUSE_INTL + // remember the command line arguments - this->argc = argc; - this->argv = argv; + argc = argcOrig; + argv = argvOrig; + +#if wxUSE_THREADS + wxPendingEventsLocker = new wxCriticalSection; +#endif #ifndef __WXPALMOS__ if ( m_appName.empty() && argv ) @@ -152,20 +182,38 @@ bool wxAppConsole::Initialize(int& argc, wxChar **argv) // the application name is, by default, the name of its executable file wxFileName::SplitPath(argv[0], NULL, &m_appName, NULL); } -#endif +#endif // !__WXPALMOS__ return true; } -void wxAppConsole::CleanUp() +wxEventLoopBase *wxAppConsoleBase::CreateMainLoop() { + return GetTraits()->CreateEventLoop(); +} + +void wxAppConsoleBase::CleanUp() +{ + if ( m_mainLoop ) + { + delete m_mainLoop; + m_mainLoop = NULL; + } + + delete wxPendingEvents; + wxPendingEvents = NULL; + +#if wxUSE_THREADS + delete wxPendingEventsLocker; + wxPendingEventsLocker = NULL; +#endif // wxUSE_THREADS } // ---------------------------------------------------------------------------- // OnXXX() callbacks // ---------------------------------------------------------------------------- -bool wxAppConsole::OnInit() +bool wxAppConsoleBase::OnInit() { #if wxUSE_CMDLINE_PARSER wxCmdLineParser parser(argc, argv); @@ -195,7 +243,12 @@ bool wxAppConsole::OnInit() return true; } -int wxAppConsole::OnExit() +int wxAppConsoleBase::OnRun() +{ + return MainLoop(); +} + +int wxAppConsoleBase::OnExit() { #if wxUSE_CONFIG // delete the config object if any (don't use Get() here, but Set() @@ -203,28 +256,27 @@ int wxAppConsole::OnExit() delete wxConfigBase::Set((wxConfigBase *) NULL); #endif // wxUSE_CONFIG - // use Set(NULL) and not Get() to avoid creating a message output object on - // demand when we just want to delete it - delete wxMessageOutput::Set(NULL); - return 0; } -void wxAppConsole::Exit() +void wxAppConsoleBase::Exit() { - exit(-1); + if (m_mainLoop != NULL) + ExitMainLoop(); + else + exit(-1); } // ---------------------------------------------------------------------------- // traits stuff // ---------------------------------------------------------------------------- -wxAppTraits *wxAppConsole::CreateTraits() +wxAppTraits *wxAppConsoleBase::CreateTraits() { return new wxConsoleAppTraits; } -wxAppTraits *wxAppConsole::GetTraits() +wxAppTraits *wxAppConsoleBase::GetTraits() { // FIXME-MT: protect this with a CS? if ( !m_traits ) @@ -237,69 +289,113 @@ wxAppTraits *wxAppConsole::GetTraits() return m_traits; } -// we must implement CreateXXX() in wxApp itself for backwards compatibility -#if WXWIN_COMPATIBILITY_2_4 +// ---------------------------------------------------------------------------- +// event processing +// ---------------------------------------------------------------------------- + +int wxAppConsoleBase::MainLoop() +{ + wxEventLoopBaseTiedPtr mainLoop(&m_mainLoop, CreateMainLoop()); -#if wxUSE_LOG + return m_mainLoop ? m_mainLoop->Run() : -1; +} -wxLog *wxAppConsole::CreateLogTarget() +void wxAppConsoleBase::ExitMainLoop() { - wxAppTraits *traits = GetTraits(); - return traits ? traits->CreateLogTarget() : NULL; + // we should exit from the main event loop, not just any currently active + // (e.g. modal dialog) event loop + if ( m_mainLoop && m_mainLoop->IsRunning() ) + { + m_mainLoop->Exit(0); + } } -#endif // wxUSE_LOG +bool wxAppConsoleBase::Pending() +{ + // use the currently active message loop here, not m_mainLoop, because if + // we're showing a modal dialog (with its own event loop) currently the + // main event loop is not running anyhow + wxEventLoopBase * const loop = wxEventLoopBase::GetActive(); + + return loop && loop->Pending(); +} -wxMessageOutput *wxAppConsole::CreateMessageOutput() +bool wxAppConsoleBase::Dispatch() { - wxAppTraits *traits = GetTraits(); - return traits ? traits->CreateMessageOutput() : NULL; + // see comment in Pending() + wxEventLoopBase * const loop = wxEventLoopBase::GetActive(); + + return loop && loop->Dispatch(); } -#endif // WXWIN_COMPATIBILITY_2_4 +bool wxAppConsoleBase::HasPendingEvents() const +{ + wxENTER_CRIT_SECT( *wxPendingEventsLocker ); -// ---------------------------------------------------------------------------- -// event processing -// ---------------------------------------------------------------------------- + bool has = wxPendingEvents && !wxPendingEvents->IsEmpty(); + + wxLEAVE_CRIT_SECT( *wxPendingEventsLocker ); -void wxAppConsole::ProcessPendingEvents() + return has; +} + +/* static */ +bool wxAppConsoleBase::IsMainLoopRunning() +{ + const wxAppConsole * const app = GetInstance(); + + return app && app->m_mainLoop != NULL; +} + +void wxAppConsoleBase::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 ); - if ( !wxPendingEvents ) + if (wxPendingEvents) { - wxLEAVE_CRIT_SECT( *wxPendingEventsLocker ); - return; - } + // iterate until the list becomes empty + wxList::compatibility_iterator node = wxPendingEvents->GetFirst(); + while (node) + { + wxEvtHandler *handler = (wxEvtHandler *)node->GetData(); + wxPendingEvents->Erase(node); - // iterate until the list becomes empty - wxList::compatibility_iterator node = wxPendingEvents->GetFirst(); - while (node) - { - wxEvtHandler *handler = (wxEvtHandler *)node->GetData(); - wxPendingEvents->Erase(node); + // In ProcessPendingEvents(), new handlers might be add + // and we can safely leave the critical section here. + wxLEAVE_CRIT_SECT( *wxPendingEventsLocker ); - // In ProcessPendingEvents(), new handlers might be add - // and we can safely leave the critical section here. - wxLEAVE_CRIT_SECT( *wxPendingEventsLocker ); - - handler->ProcessPendingEvents(); + handler->ProcessPendingEvents(); - wxENTER_CRIT_SECT( *wxPendingEventsLocker ); + wxENTER_CRIT_SECT( *wxPendingEventsLocker ); - node = wxPendingEvents->GetFirst(); + node = wxPendingEvents->GetFirst(); + } } wxLEAVE_CRIT_SECT( *wxPendingEventsLocker ); } -int wxAppConsole::FilterEvent(wxEvent& WXUNUSED(event)) +void wxAppConsoleBase::WakeUpIdle() +{ + if ( m_mainLoop ) + m_mainLoop->WakeUp(); +} + +bool wxAppConsoleBase::ProcessIdle() +{ + wxIdleEvent event; + + event.SetEventObject(this); + ProcessEvent(event); + return event.MoreRequested(); +} + +int wxAppConsoleBase::FilterEvent(wxEvent& WXUNUSED(event)) { // process the events normally by default return -1; @@ -312,16 +408,47 @@ int wxAppConsole::FilterEvent(wxEvent& WXUNUSED(event)) #if wxUSE_EXCEPTIONS void -wxAppConsole::HandleEvent(wxEvtHandler *handler, - wxEventFunction func, - wxEvent& event) const +wxAppConsoleBase::HandleEvent(wxEvtHandler *handler, + wxEventFunction func, + wxEvent& event) const { // by default, simply call the handler (handler->*func)(event); } -bool -wxAppConsole::OnExceptionInMainLoop() +void wxAppConsoleBase::OnUnhandledException() +{ +#ifdef __WXDEBUG__ + // we're called from an exception handler so we can re-throw the exception + // to recover its type + wxString what; + try + { + throw; + } +#if wxUSE_STL + catch ( std::exception& e ) + { + what.Printf("std::exception of type \"%s\", what() = \"%s\"", + typeid(e).name(), e.what()); + } +#endif // wxUSE_STL + catch ( ... ) + { + what = "unknown exception"; + } + + wxMessageOutputBest().Printf( + "*** Caught unhandled %s; terminating\n", what + ); +#endif // __WXDEBUG__ +} + +// ---------------------------------------------------------------------------- +// exceptions support +// ---------------------------------------------------------------------------- + +bool wxAppConsoleBase::OnExceptionInMainLoop() { throw; @@ -339,17 +466,17 @@ wxAppConsole::OnExceptionInMainLoop() #if wxUSE_CMDLINE_PARSER -#define OPTION_VERBOSE _T("verbose") +#define OPTION_VERBOSE "verbose" -void wxAppConsole::OnInitCmdLine(wxCmdLineParser& parser) +void wxAppConsoleBase::OnInitCmdLine(wxCmdLineParser& parser) { // the standard command line options static const wxCmdLineEntryDesc cmdLineDesc[] = { { wxCMD_LINE_SWITCH, - _T("h"), - _T("help"), + "h", + "help", gettext_noop("show this help message"), wxCMD_LINE_VAL_NONE, wxCMD_LINE_OPTION_HELP @@ -358,7 +485,7 @@ void wxAppConsole::OnInitCmdLine(wxCmdLineParser& parser) #if wxUSE_LOG { wxCMD_LINE_SWITCH, - wxEmptyString, + NULL, OPTION_VERBOSE, gettext_noop("generate verbose log messages"), wxCMD_LINE_VAL_NONE, @@ -367,20 +494,13 @@ void wxAppConsole::OnInitCmdLine(wxCmdLineParser& parser) #endif // wxUSE_LOG // terminator - { - wxCMD_LINE_NONE, - wxEmptyString, - wxEmptyString, - wxEmptyString, - wxCMD_LINE_VAL_NONE, - 0x0 - } + wxCMD_LINE_DESC_END }; parser.SetDesc(cmdLineDesc); } -bool wxAppConsole::OnCmdLineParsed(wxCmdLineParser& parser) +bool wxAppConsoleBase::OnCmdLineParsed(wxCmdLineParser& parser) { #if wxUSE_LOG if ( parser.Found(OPTION_VERBOSE) ) @@ -394,14 +514,14 @@ bool wxAppConsole::OnCmdLineParsed(wxCmdLineParser& parser) return true; } -bool wxAppConsole::OnCmdLineHelp(wxCmdLineParser& parser) +bool wxAppConsoleBase::OnCmdLineHelp(wxCmdLineParser& parser) { parser.Usage(); return false; } -bool wxAppConsole::OnCmdLineError(wxCmdLineParser& parser) +bool wxAppConsoleBase::OnCmdLineError(wxCmdLineParser& parser) { parser.Usage(); @@ -415,8 +535,8 @@ bool wxAppConsole::OnCmdLineError(wxCmdLineParser& parser) // ---------------------------------------------------------------------------- /* static */ -bool wxAppConsole::CheckBuildOptions(const char *optionsSignature, - const char *componentName) +bool wxAppConsoleBase::CheckBuildOptions(const char *optionsSignature, + const char *componentName) { #if 0 // can't use wxLogTrace, not up and running yet printf("checking build options object '%s' (ptr %p) in '%s'\n", @@ -445,24 +565,24 @@ bool wxAppConsole::CheckBuildOptions(const char *optionsSignature, #ifdef __WXDEBUG__ -void wxAppConsole::OnAssert(const wxChar *file, - int line, - const wxChar *cond, - const wxChar *msg) +void wxAppConsoleBase::OnAssertFailure(const wxChar *file, + int line, + const wxChar *func, + const wxChar *cond, + const wxChar *msg) { - ShowAssertDialog(file, line, cond, msg, GetTraits()); + ShowAssertDialog(file, line, func, cond, msg, GetTraits()); } -#endif // __WXDEBUG__ - -#if WXWIN_COMPATIBILITY_2_4 - -bool wxAppConsole::CheckBuildOptions(const wxBuildOptions& buildOptions) +void wxAppConsoleBase::OnAssert(const wxChar *file, + int line, + const wxChar *cond, + const wxChar *msg) { - return CheckBuildOptions(buildOptions.m_signature, "your program"); + OnAssertFailure(file, line, NULL, cond, msg); } -#endif +#endif // __WXDEBUG__ // ============================================================================ // other classes implementations @@ -535,13 +655,100 @@ GSocketGUIFunctionsTable* wxConsoleAppTraitsBase::GetSocketGUIFunctionsTable() // wxAppTraits // ---------------------------------------------------------------------------- +#if wxUSE_INTL +void wxAppTraitsBase::SetLocale() +{ + wxSetlocale(LC_ALL, ""); + wxUpdateLocaleIsUtf8(); +} +#endif + #ifdef __WXDEBUG__ -bool wxAppTraitsBase::ShowAssertDialog(const wxString& msg) +bool wxAppTraitsBase::ShowAssertDialog(const wxString& msgOriginal) { + wxString msg = msgOriginal; + +#if wxUSE_STACKWALKER +#if !defined(__WXMSW__) + // on Unix stack frame generation may take some time, depending on the + // size of the executable mainly... warn the user that we are working + wxFprintf(stderr, wxT("[Debug] Generating a stack trace... please wait")); + fflush(stderr); +#endif + + const wxString stackTrace = GetAssertStackTrace(); + if ( !stackTrace.empty() ) + msg << _T("\n\nCall stack:\n") << stackTrace; +#endif // wxUSE_STACKWALKER + return DoShowAssertDialog(msg); } +#if wxUSE_STACKWALKER +wxString wxAppTraitsBase::GetAssertStackTrace() +{ + wxString stackTrace; + + 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] "), + wx_truncate_cast(int, frame.GetLevel()) + ); + + wxString name = frame.GetName(); + if ( !name.empty() ) + { + m_stackTrace << wxString::Format(_T("%-40s"), name.c_str()); + } + else + { + m_stackTrace << wxString::Format(_T("%p"), frame.GetAddress()); + } + + if ( frame.HasSourceLocation() ) + { + m_stackTrace << _T('\t') + << frame.GetFileName() + << _T(':') + << frame.GetLine(); + } + + m_stackTrace << _T('\n'); + } + + private: + wxString m_stackTrace; + }; + + // 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; + + StackDump dump; + dump.Walk(2, maxLines); // don't show OnAssert() call itself + stackTrace = dump.GetStackTrace(); + + 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 + + #endif // __WXDEBUG__ // ============================================================================ @@ -598,21 +805,12 @@ void wxTrap() #endif // Win/Unix } -void wxAssert(int cond, - const wxChar *szFile, - int nLine, - const wxChar *szCond, - const wxChar *szMsg) -{ - if ( !cond ) - wxOnAssert(szFile, nLine, szCond, szMsg); -} - // this function is called when an assert fails -void wxOnAssert(const wxChar *szFile, - int nLine, - const wxChar *szCond, - const wxChar *szMsg) +static void wxDoOnAssert(const wxString& szFile, + int nLine, + const wxString& szFunc, + const wxString& szCond, + const wxString& szMsg = wxEmptyString) { // FIXME MT-unsafe static bool s_bInAssert = false; @@ -633,17 +831,91 @@ void wxOnAssert(const wxChar *szFile, { // by default, show the assert dialog box -- we can't customize this // behaviour - ShowAssertDialog(szFile, nLine, szCond, szMsg); + ShowAssertDialog(szFile, nLine, szFunc, szCond, szMsg); } else { // let the app process it as it wants - wxTheApp->OnAssert(szFile, nLine, szCond, szMsg); + // FIXME-UTF8: use wc_str(), not c_str(), when ANSI build is removed + wxTheApp->OnAssertFailure(szFile.c_str(), nLine, szFunc.c_str(), + szCond.c_str(), szMsg.c_str()); } s_bInAssert = false; } +void wxOnAssert(const wxString& szFile, + int nLine, + const wxString& szFunc, + const wxString& szCond, + const wxString& szMsg) +{ + wxDoOnAssert(szFile, nLine, szFunc, szCond, szMsg); +} + +void wxOnAssert(const wxString& szFile, + int nLine, + const wxString& szFunc, + const wxString& szCond) +{ + wxDoOnAssert(szFile, nLine, szFunc, szCond); +} + +void wxOnAssert(const wxChar *szFile, + int nLine, + const char *szFunc, + const wxChar *szCond, + const wxChar *szMsg) +{ + wxDoOnAssert(szFile, nLine, szFunc, szCond, szMsg); +} + +void wxOnAssert(const char *szFile, + int nLine, + const char *szFunc, + const char *szCond, + const wxString& szMsg) +{ + wxDoOnAssert(szFile, nLine, szFunc, szCond, szMsg); +} + +void wxOnAssert(const char *szFile, + int nLine, + const char *szFunc, + const char *szCond, + const wxCStrData& msg) +{ + wxDoOnAssert(szFile, nLine, szFunc, szCond, msg); +} + +#if wxUSE_UNICODE +void wxOnAssert(const char *szFile, + int nLine, + const char *szFunc, + const char *szCond) +{ + wxDoOnAssert(szFile, nLine, szFunc, szCond); +} + +void wxOnAssert(const char *szFile, + int nLine, + const char *szFunc, + const char *szCond, + const char *szMsg) +{ + wxDoOnAssert(szFile, nLine, szFunc, szCond, szMsg); +} + +void wxOnAssert(const char *szFile, + int nLine, + const char *szFunc, + const char *szCond, + const wxChar *szMsg) +{ + wxDoOnAssert(szFile, nLine, szFunc, szCond, szMsg); +} +#endif // wxUSE_UNICODE + #endif // __WXDEBUG__ // ============================================================================ @@ -665,6 +937,7 @@ static void LINKAGEMODE SetTraceMasks() #endif // wxUSE_LOG } +static bool DoShowAssertDialog(const wxString& msg) { // under MSW we can show the dialog even in the console mode @@ -677,7 +950,7 @@ bool DoShowAssertDialog(const wxString& msg) wxT("You can also choose [Cancel] to suppress ") wxT("further warnings."); - switch ( ::MessageBox(NULL, msgDlg, _T("wxWidgets Debug Alert"), + switch ( ::MessageBox(NULL, msgDlg.wx_str(), _T("wxWidgets Debug Alert"), MB_YESNOCANCEL | MB_ICONSTOP ) ) { case IDYES: @@ -702,80 +975,13 @@ 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, +void ShowAssertDialog(const wxString& szFile, int nLine, - const wxChar *szCond, - const wxChar *szMsg, + const wxString& szFunc, + const wxString& szCond, + const wxString& szMsg, wxAppTraits *traits) { // this variable can be set to true to suppress "assert failure" messages @@ -789,7 +995,12 @@ void ShowAssertDialog(const wxChar *szFile, // the failed assert msg.Printf(wxT("%s(%d): assert \"%s\" failed"), szFile, nLine, szCond); - if ( szMsg ) + // add the function name, if any + if ( !szFunc.empty() ) + msg << _T(" in ") << szFunc << _T("()"); + + // and the message itself + if ( !szMsg.empty() ) { msg << _T(": ") << szMsg; } @@ -798,14 +1009,6 @@ 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 @@ -815,7 +1018,7 @@ void ShowAssertDialog(const wxChar *szFile, #if defined(__WXMSW__) && !defined(__WXMICROWIN__) msg << wxT("\r\n"); - OutputDebugString(msg ); + OutputDebugString(msg.wx_str()); #else // send to stderr wxFprintf(stderr, wxT("%s\n"), msg.c_str()); @@ -846,4 +1049,3 @@ void ShowAssertDialog(const wxChar *szFile, } #endif // __WXDEBUG__ -