X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/e2478fde622a16d25c66690af353dfdc37e7b582..ce7208d49d5ce2ca1dc0b3b83f14f1d04f29c4bf:/src/common/appbase.cpp?ds=inline diff --git a/src/common/appbase.cpp b/src/common/appbase.cpp index 1d63e99672..697aa2dd87 100644 --- a/src/common/appbase.cpp +++ b/src/common/appbase.cpp @@ -1,5 +1,5 @@ /////////////////////////////////////////////////////////////////////////////// -// Name: common/base/appbase.cpp +// Name: src/common/appbase.cpp // Purpose: implements wxAppConsole class // Author: Vadim Zeitlin // Modified by: @@ -25,17 +25,20 @@ #endif #ifndef WX_PRECOMP - #if wxUSE_LOG - #include "wx/log.h" - #endif // wxUSE_LOG + #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/log.h" + #include "wx/utils.h" #endif //WX_PRECOMP #include "wx/apptrait.h" #include "wx/cmdline.h" #include "wx/confbase.h" -#if wxUSE_FONTMAP - #include "wx/fontmap.h" -#endif // wxUSE_FONTMAP +#include "wx/filename.h" #include "wx/msgout.h" #include "wx/tokenzr.h" @@ -43,12 +46,37 @@ #include // for SIGTRAP used by wxTrap() #endif //Win/Unix -#if defined(__WXMSW__) - #include "wx/msw/private.h" // includes windows.h for MessageBox() +#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__) - #include "wx/mac/private.h" // includes mac headers + #ifdef __DARWIN__ + #include + #else + #include "wx/mac/private.h" // includes mac headers + #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__ + +// 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 // ---------------------------------------------------------------------------- @@ -64,6 +92,7 @@ static void ShowAssertDialog(const wxChar *szFile, int nLine, + const wxChar *szFunc, const wxChar *szCond, const wxChar *szMsg, wxAppTraits *traits = NULL); @@ -76,7 +105,7 @@ // global vars // ---------------------------------------------------------------------------- -wxApp *wxTheApp = NULL; +wxAppConsole *wxAppConsole::ms_appInstance = NULL; wxAppInitializerFunction wxAppConsole::ms_appInitFn = NULL; @@ -92,10 +121,17 @@ wxAppConsole::wxAppConsole() { m_traits = NULL; - wxTheApp = (wxApp *)this; + ms_appInstance = this; #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 } @@ -104,6 +140,31 @@ wxAppConsole::~wxAppConsole() delete m_traits; } +// ---------------------------------------------------------------------------- +// initilization/cleanup +// ---------------------------------------------------------------------------- + +bool wxAppConsole::Initialize(int& argcOrig, wxChar **argvOrig) +{ + // remember the command line arguments + argc = argcOrig; + argv = argvOrig; + +#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; +} + +void wxAppConsole::CleanUp() +{ +} + // ---------------------------------------------------------------------------- // OnXXX() callbacks // ---------------------------------------------------------------------------- @@ -116,7 +177,7 @@ 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); @@ -132,10 +193,10 @@ bool wxAppConsole::OnInit() } if ( !cont ) - return FALSE; + return false; #endif // wxUSE_CMDLINE_PARSER - return TRUE; + return true; } int wxAppConsole::OnExit() @@ -146,14 +207,6 @@ int wxAppConsole::OnExit() delete wxConfigBase::Set((wxConfigBase *) NULL); #endif // wxUSE_CONFIG -#ifdef __WXUNIVERSAL__ - delete wxTheme::Set(NULL); -#endif // __WXUNIVERSAL__ - - // 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; } @@ -168,7 +221,7 @@ void wxAppConsole::Exit() wxAppTraits *wxAppConsole::CreateTraits() { - return wxAppTraits::CreateConsole(); + return new wxConsoleAppTraits; } wxAppTraits *wxAppConsole::GetTraits() @@ -211,6 +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 ); @@ -221,19 +279,38 @@ void wxAppConsole::ProcessPendingEvents() } // iterate until the list becomes empty - wxNode *node = wxPendingEvents->GetFirst(); + wxList::compatibility_iterator node = wxPendingEvents->GetFirst(); + + while (node && + ((wxEvtHandler *)node->GetData())->IsEventHandlingInProgress() && + ((wxEvtHandler *)node->GetData())->IsReentranceAllowed() == false) + { + // skip over event + node = node->GetNext(); + } + while (node) { wxEvtHandler *handler = (wxEvtHandler *)node->GetData(); - delete node; + wxPendingEvents->Erase(node); // 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(); + + while (node && + ((wxEvtHandler *)node->GetData())->IsEventHandlingInProgress() && + ((wxEvtHandler *)node->GetData())->IsReentranceAllowed() == false) + { + // skip over event + node = node->GetNext(); + } } wxLEAVE_CRIT_SECT( *wxPendingEventsLocker ); @@ -245,6 +322,23 @@ 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); +} + +#endif // wxUSE_EXCEPTIONS + // ---------------------------------------------------------------------------- // cmd line parsing // ---------------------------------------------------------------------------- @@ -252,8 +346,6 @@ int wxAppConsole::FilterEvent(wxEvent& WXUNUSED(event)) #if wxUSE_CMDLINE_PARSER #define OPTION_VERBOSE _T("verbose") -#define OPTION_THEME _T("theme") -#define OPTION_MODE _T("mode") void wxAppConsole::OnInitCmdLine(wxCmdLineParser& parser) { @@ -272,7 +364,7 @@ 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, @@ -280,37 +372,12 @@ void wxAppConsole::OnInitCmdLine(wxCmdLineParser& parser) }, #endif // wxUSE_LOG -#ifdef __WXUNIVERSAL__ - { - wxCMD_LINE_OPTION, - _T(""), - OPTION_THEME, - gettext_noop("specify the theme to use"), - wxCMD_LINE_VAL_STRING, - 0x0 - }, -#endif // __WXUNIVERSAL__ - -#if defined(__WXMGL__) - // VS: this is not specific to wxMGL, all fullscreen (framebuffer) ports - // should provide this option. That's why it is in common/appcmn.cpp - // and not mgl/app.cpp - { - wxCMD_LINE_OPTION, - _T(""), - OPTION_MODE, - gettext_noop("specify display mode to use (e.g. 640x480-16)"), - wxCMD_LINE_VAL_STRING, - 0x0 - }, -#endif // __WXMGL__ - // terminator { wxCMD_LINE_NONE, - _T(""), - _T(""), - _T(""), + wxEmptyString, + wxEmptyString, + wxEmptyString, wxCMD_LINE_VAL_NONE, 0x0 } @@ -324,58 +391,27 @@ 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 -#ifdef __WXUNIVERSAL__ - wxString themeName; - if ( parser.Found(OPTION_THEME, &themeName) ) - { - wxTheme *theme = wxTheme::Create(themeName); - if ( !theme ) - { - wxLogError(_("Unsupported theme '%s'."), themeName.c_str()); - return FALSE; - } - - // Delete the defaultly created theme and set the new theme. - delete wxTheme::Get(); - wxTheme::Set(theme); - } -#endif // __WXUNIVERSAL__ - -#if defined(__WXMGL__) - wxString modeDesc; - if ( parser.Found(OPTION_MODE, &modeDesc) ) - { - unsigned w, h, bpp; - if ( wxSscanf(modeDesc.c_str(), _T("%ux%u-%u"), &w, &h, &bpp) != 3 ) - { - wxLogError(_("Invalid display mode specification '%s'."), modeDesc.c_str()); - return FALSE; - } - - if ( !SetDisplayMode(wxDisplayModeInfo(w, h, bpp)) ) - return FALSE; - } -#endif // __WXMGL__ - - 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 @@ -385,60 +421,64 @@ bool wxAppConsole::OnCmdLineError(wxCmdLineParser& parser) // ---------------------------------------------------------------------------- /* static */ -bool wxAppConsole::CheckBuildOptions(const wxBuildOptions& opts) +bool wxAppConsole::CheckBuildOptions(const char *optionsSignature, + const char *componentName) { -#define wxCMP(what) (what == opts.m_ ## what) - - bool -#ifdef __WXDEBUG__ - isDebug = TRUE; -#else - isDebug = FALSE; +#if 0 // can't use wxLogTrace, not up and running yet + printf("checking build options object '%s' (ptr %p) in '%s'\n", + optionsSignature, optionsSignature, componentName); #endif - int verMaj = wxMAJOR_VERSION, - verMin = wxMINOR_VERSION; - - if ( !(wxCMP(isDebug) && wxCMP(verMaj) && wxCMP(verMin)) ) + if ( strcmp(optionsSignature, WX_BUILD_OPTIONS_SIGNATURE) != 0 ) { + wxString lib = wxString::FromAscii(WX_BUILD_OPTIONS_SIGNATURE); + wxString prog = wxString::FromAscii(optionsSignature); + wxString progName = wxString::FromAscii(componentName); wxString msg; - wxString libDebug, progDebug; - if (isDebug) - libDebug = wxT("debug"); - else - libDebug = wxT("no debug"); + 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()); - if (opts.m_isDebug) - progDebug = wxT("debug"); - else - progDebug = wxT("no debug"); - - msg.Printf(_T("Mismatch between the program and library build versions detected.\nThe library used %d.%d (%s), and your program used %d.%d (%s)."), - verMaj, verMin, libDebug.c_str(), opts.m_verMaj, opts.m_verMin, progDebug.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__ +void wxAppConsole::OnAssertFailure(const wxChar *file, + int line, + const wxChar *func, + const wxChar *cond, + const wxChar *msg) +{ + ShowAssertDialog(file, line, func, cond, msg, GetTraits()); +} + void wxAppConsole::OnAssert(const wxChar *file, int line, const wxChar *cond, const wxChar *msg) { - ShowAssertDialog(file, line, cond, msg, m_traits); + OnAssertFailure(file, line, NULL, cond, msg); } #endif // __WXDEBUG__ +#if WXWIN_COMPATIBILITY_2_4 + +bool wxAppConsole::CheckBuildOptions(const wxBuildOptions& buildOptions) +{ + return CheckBuildOptions(buildOptions.m_signature, "your program"); +} + +#endif + // ============================================================================ // other classes implementations // ============================================================================ @@ -470,10 +510,18 @@ wxFontMapper *wxConsoleAppTraitsBase::CreateFontMapper() #endif // wxUSE_FONTMAP +wxRendererNative *wxConsoleAppTraitsBase::CreateRenderer() +{ + // console applications don't use renderers + return NULL; +} + +#ifdef __WXDEBUG__ bool wxConsoleAppTraitsBase::ShowAssertDialog(const wxString& msg) { return wxAppTraitsBase::ShowAssertDialog(msg); } +#endif bool wxConsoleAppTraitsBase::HasStderr() { @@ -491,6 +539,13 @@ void wxConsoleAppTraitsBase::RemoveFromPendingDelete(wxObject * WXUNUSED(object) // nothing to do } +#if wxUSE_SOCKETS +GSocketGUIFunctionsTable* wxConsoleAppTraitsBase::GetSocketGUIFunctionsTable() +{ + return NULL; +} +#endif + // ---------------------------------------------------------------------------- // wxAppTraits // ---------------------------------------------------------------------------- @@ -504,11 +559,6 @@ bool wxAppTraitsBase::ShowAssertDialog(const wxString& msg) #endif // __WXDEBUG__ -wxAppTraits *wxAppTraitsBase::CreateConsole() -{ - return new wxConsoleAppTraits; -} - // ============================================================================ // global functions implementation // ============================================================================ @@ -554,6 +604,8 @@ void wxTrap() #else SysBreak(); #endif +#elif defined(_MSL_USING_MW_C_HEADERS) && _MSL_USING_MW_C_HEADERS + Debugger(); #elif defined(__UNIX__) raise(SIGTRAP); #else @@ -561,50 +613,44 @@ 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 char *szFunc, const wxChar *szCond, 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; + + // __FUNCTION__ is always in ASCII, convert it to wide char if needed + const wxString strFunc = wxString::FromAscii(szFunc); if ( !wxTheApp ) { // by default, show the assert dialog box -- we can't customize this // behaviour - ShowAssertDialog(szFile, nLine, szCond, szMsg); + ShowAssertDialog(szFile, nLine, strFunc, szCond, szMsg); } else { // let the app process it as it wants - wxTheApp->OnAssert(szFile, nLine, szCond, szMsg); + wxTheApp->OnAssertFailure(szFile, nLine, strFunc, szCond, szMsg); } - s_bInAssert = FALSE; + s_bInAssert = false; } #endif // __WXDEBUG__ @@ -640,7 +686,7 @@ 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: @@ -665,16 +711,79 @@ bool DoShowAssertDialog(const wxString& msg) return false; } +#if wxUSE_STACKWALKER +static wxString 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; + }; + + StackDump dump; + dump.Walk(2); // 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, int nLine, + const wxChar *szFunc, const wxChar *szCond, const wxChar *szMsg, 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); @@ -684,6 +793,11 @@ void ShowAssertDialog(const wxChar *szFile, // the failed assert msg.Printf(wxT("%s(%d): assert \"%s\" failed"), szFile, nLine, szCond); + // add the function name, if any + if ( szFunc && *szFunc ) + msg << _T(" in ") << szFunc << _T("()"); + + // and the message itself if ( szMsg ) { msg << _T(": ") << szMsg; @@ -693,6 +807,14 @@ 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 @@ -711,12 +833,13 @@ 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 ) { // send it to the normal log destination - wxLogDebug(_T("%s"), msg); + wxLogDebug(_T("%s"), msg.c_str()); if ( traits ) { @@ -732,4 +855,3 @@ void ShowAssertDialog(const wxChar *szFile, } #endif // __WXDEBUG__ -