#include "wx/ptr_scpd.h"
#include "wx/module.h"
+#include "wx/except.h"
#if defined(__WXMSW__) && defined(__WXDEBUG__)
#include "wx/msw/msvcrt.h"
class wxDummyConsoleApp : public wxAppConsole
{
public:
+ wxDummyConsoleApp() { }
+
virtual int OnRun() { wxFAIL_MSG( _T("unreachable code") ); return 0; }
+
+ DECLARE_NO_COPY_CLASS(wxDummyConsoleApp)
};
// we need a special kind of auto pointer to wxApp which not only deletes the
-// pointer it holds in its dtor but also resets wxTheApp
-wxDECLARE_SCOPED_PTR(wxApp, wxAppPtrBase);
-wxDEFINE_SCOPED_PTR(wxApp, wxAppPtrBase);
+// pointer it holds in its dtor but also resets the global application pointer
+wxDECLARE_SCOPED_PTR(wxAppConsole, wxAppPtrBase);
+wxDEFINE_SCOPED_PTR(wxAppConsole, wxAppPtrBase);
class wxAppPtr : public wxAppPtrBase
{
public:
- wxEXPLICIT wxAppPtr(wxApp *ptr = NULL) : wxAppPtrBase(ptr) { }
+ wxEXPLICIT wxAppPtr(wxAppConsole *ptr = NULL) : wxAppPtrBase(ptr) { }
~wxAppPtr()
{
if ( get() )
{
// the pointer is going to be deleted in the base class dtor, don't
// leave the dangling pointer!
- wxTheApp = NULL;
+ wxApp::SetInstance(NULL);
}
}
- void Set(wxApp *ptr)
+ void Set(wxAppConsole *ptr)
{
reset(ptr);
- wxTheApp = ptr;
+ wxApp::SetInstance(ptr);
}
+
+ DECLARE_NO_COPY_CLASS(wxAppPtr)
};
// class to ensure that wxAppBase::CleanUp() is called if our Initialize()
class wxCallAppCleanup
{
public:
- wxCallAppCleanup(wxApp *app) : m_app(app) { }
+ wxCallAppCleanup(wxAppConsole *app) : m_app(app) { }
~wxCallAppCleanup() { if ( m_app ) m_app->CleanUp(); }
void Dismiss() { m_app = NULL; }
private:
- wxApp *m_app;
+ wxAppConsole *m_app;
};
// another tiny class which simply exists to ensure that wxEntryCleanup is
~wxCleanupOnExit() { wxEntryCleanup(); }
};
+// ----------------------------------------------------------------------------
+// private functions
+// ----------------------------------------------------------------------------
+
+// suppress warnings about unused variables
+static inline void Use(void *) { }
+
+#define WX_SUPPRESS_UNUSED_WARN(x) Use(&x)
+
// ----------------------------------------------------------------------------
// initialization data
// ----------------------------------------------------------------------------
// them to Unicode ourselves (this is the case under Unix but not Windows,
// for example), we remember the converted argv here because we'll have to
// free it when doing cleanup to avoid memory leaks
- wchar_t *argv;
+ wchar_t **argv;
#endif // wxUSE_UNICODE
+
+ DECLARE_NO_COPY_CLASS(InitData)
} gs_initData;
// ============================================================================
gs_initData.argv[i] = wxStrdup(wxConvLocal.cMB2WX(argv[i]));
}
+ gs_initData.argc = argc;
gs_initData.argv[argc] = NULL;
}
static void FreeConvertedArgs()
{
- for ( int mb_argc = 0; mb_argc < wxTheApp->argc; mb_argc++ )
+ if ( gs_initData.argv )
{
- free(wxTheApp->argv[mb_argc]);
+ for ( int i = 0; i < gs_initData.argc; i++ )
+ {
+ free(gs_initData.argv[i]);
+ }
+
+ delete [] gs_initData.argv;
+ gs_initData.argv = NULL;
+ gs_initData.argc = 0;
}
}
// initialization which is always done (not customizable) before wxApp creation
static bool DoCommonPreInit()
{
- wxClassInfo::InitializeClasses();
-
return true;
}
{
// either IMPLEMENT_APP() was not used at all or it failed -- in any
// case we still need something
- //
- // NB: cast is needed because for the backwards-compatibility reasons
- // wxTheApp is really a wxApp and not just wxAppConsole...
- app.Set((wxApp *)new wxDummyConsoleApp);
+ app.Set(new wxDummyConsoleApp);
}
// wxApp initialization: this can be customized
// --------------------------------------------
- if ( !wxTheApp->Initialize(argc, argv) )
+ if ( !app->Initialize(argc, argv) )
{
return false;
}
- wxCallAppCleanup callAppCleanup(wxTheApp);
+ wxCallAppCleanup callAppCleanup(app.get());
// for compatibility call the old initialization function too
- if ( !wxTheApp->OnInitGui() )
+ if ( !app->OnInitGui() )
return false;
// clean up
// ----------------------------------------------------------------------------
-// cleanup done before destroying wxTheApp
+// cleanup done before destroying wxTheApp
static void DoCommonPreCleanup()
{
#if wxUSE_LOG
// flush the logged messages if any and install a 'safer' log target: the
// default one (wxLogGui) can't be used after the resources are freed just
// below and the user supplied one might be even more unsafe (using any
- // wxWindows GUI function is unsafe starting from now)
+ // wxWidgets GUI function is unsafe starting from now)
wxLog::DontCreateOnDemand();
// this will flush the old messages if any
delete wxLog::SetActiveTarget(new wxLogStderr);
#endif // wxUSE_LOG
-
- wxModule::CleanUpModules();
}
// cleanup done after destroying wxTheApp
static void DoCommonPostCleanup()
{
- wxClassInfo::CleanUpClasses();
+ wxModule::CleanUpModules();
+
+ wxClassInfo::CleanUp();
// we can't do this in wxApp itself because it doesn't know if argv had
// been allocated
FreeConvertedArgs();
#endif // wxUSE_UNICODE
+ // Note: check for memory leaks is now done via wxDebugContextDumpDelayCounter
#if wxUSE_LOG
// and now delete the last logger as well
delete wxLog::SetActiveTarget(NULL);
wxTheApp->CleanUp();
delete wxTheApp;
- wxTheApp = NULL;
+ wxApp::SetInstance(NULL);
}
DoCommonPostCleanup();
-
- // check for memory leaks
-#if (defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT
- if (wxDebugContext::CountObjectsLeft(TRUE) > 0)
- {
- wxLogDebug(wxT("There were memory leaks.\n"));
- wxDebugContext::Dump();
- wxDebugContext::PrintStatistics();
- }
-#endif // Debug
-
}
// ----------------------------------------------------------------------------
// below returns or throws
wxCleanupOnExit cleanupOnExit;
- // app initialization
- if ( !wxTheApp->OnInit() )
- {
- // don't call OnExit() if OnInit() failed
- return -1;
- }
-
- // app execution
- int retValue = wxTheApp->OnRun();
+ WX_SUPPRESS_UNUSED_WARN(cleanupOnExit);
- // why should we do this? it doesn't close all window, just one of them and
- // this shouldn't be necessary anyhow...
-#if 0
- // close any remaining windows
- wxWindow *topWindow = wxTheApp->GetTopWindow();
- if ( topWindow )
+ wxTRY
{
- // forcibly delete the window.
- topWindow->Destroy();
- // collect the dead objects
- wxTheApp->DeletePendingObjects();
- }
-#endif // 0
+ // app initialization
+ if ( !wxTheApp->CallOnInit() )
+ {
+ // don't call OnExit() if OnInit() failed
+ return -1;
+ }
+
+ // ensure that OnExit() is called if OnInit() had succeeded
+ class CallOnExit
+ {
+ public:
+ ~CallOnExit() { wxTheApp->OnExit(); }
+ } callOnExit;
- // app clean up
- wxTheApp->OnExit();
+ WX_SUPPRESS_UNUSED_WARN(callOnExit);
- return retValue;
+ // app execution
+ return wxTheApp->OnRun();
+ }
+ wxCATCH_ALL( wxTheApp->OnUnhandledException(); return -1; )
}
// wrap real wxEntry in a try-except block to be able to call
// OnFatalException() if necessary
#if defined(__WXMSW__) && wxUSE_ON_FATAL_EXCEPTION
-extern unsigned long wxGlobalSEHandler();
+#ifdef __WXWINCE__
+// For ExitThread
+#include "wx/msw/private.h"
+#endif
+
+extern unsigned long wxGlobalSEHandler(EXCEPTION_POINTERS *pExcPtrs);
int wxEntry(int& argc, wxChar **argv)
{
{
return wxEntryReal(argc, argv);
}
- __except ( wxGlobalSEHandler() )
+ __except ( wxGlobalSEHandler(GetExceptionInformation()) )
{
+#ifdef __WXWINCE__
+ ::ExitThread(3); // the same exit code as abort()
+#elif __WXPALMOS__
+ return -1;
+#else
::ExitProcess(3); // the same exit code as abort()
+#endif
+#if !defined(_MSC_VER) || _MSC_VER < 1300
// this code is unreachable but put it here to suppress warnings
+ // from some compilers
return -1;
+#endif
}
}
projects / wxWidgets.git / blobdiff