Partially applied patch [ 763900 ] fix for vertical toolbar

[wxWidgets.git] / src / common / appcmn.cpp

diff --git a/src/common/appcmn.cpp b/src/common/appcmn.cpp
index 11493d4ba968450a9de33880f6ebf6b9026c254e..9424db3196fa936343481ae128b43451e64a3318 100644 (file)
--- a/src/common/appcmn.cpp
+++ b/src/common/appcmn.cpp
@@ -1,6 +1,6 @@
 /////////////////////////////////////////////////////////////////////////////
 // Name:        common/appcmn.cpp
 /////////////////////////////////////////////////////////////////////////////
 // Name:        common/appcmn.cpp

-// Purpose:     wxAppBase methods common to all platforms
+// Purpose:     wxAppConsole and wxAppBase methods common to all platforms

 // Author:      Vadim Zeitlin
 // Modified by:
 // Created:     18.10.99
 // Author:      Vadim Zeitlin
 // Modified by:
 // Created:     18.10.99


@@ -30,61 +30,33 @@
 
 #ifndef WX_PRECOMP
     #include "wx/app.h"
 
 #ifndef WX_PRECOMP
     #include "wx/app.h"

+    #include "wx/bitmap.h"

     #include "wx/intl.h"
     #include "wx/list.h"
     #include "wx/intl.h"
     #include "wx/list.h"

-    #if wxUSE_LOG
-        #include "wx/log.h"
-    #endif // wxUSE_LOG
-    #if wxUSE_GUI
-        #include "wx/msgdlg.h"
-    #endif // wxUSE_GUI
+    #include "wx/log.h"
+    #include "wx/msgdlg.h"
+    #include "wx/bitmap.h"
+    #include "wx/confbase.h"

 #endif
 
 #endif
 

-#include "wx/cmdline.h"
+#include "wx/apptrait.h"
+#if wxUSE_FONTMAP
+    #include "wx/fontmap.h"
+#endif // wxUSE_FONTMAP
+#include "wx/msgout.h"

 #include "wx/thread.h"
 #include "wx/thread.h"

-#include "wx/confbase.h"
-#include "wx/tokenzr.h"

 #include "wx/utils.h"
 #include "wx/utils.h"

-#include "wx/msgout.h"
-
-#if wxUSE_GUI
-    #include "wx/artprov.h"
-#endif // wxUSE_GUI
-
-#if !defined(__WXMSW__) || defined(__WXMICROWIN__)
-  #include  <signal.h>      // for SIGTRAP used by wxTrap()
-#endif  //Win/Unix

 
 

-#if defined(__WXMSW__)
-  #include  "wx/msw/private.h"  // includes windows.h for MessageBox()
-#endif
-
-#if defined(__WXMAC__)
-  #include  "wx/mac/private.h"  // includes mac headers
-#endif
-
-// private functions prototypes
-#ifdef __WXDEBUG__
-    static void LINKAGEMODE SetTraceMasks();
-#endif // __WXDEBUG__
-
-// ===========================================================================
-// implementation
-// ===========================================================================
+// ============================================================================
+// wxAppBase implementation
+// ============================================================================

 
 // ----------------------------------------------------------------------------
 
 // ----------------------------------------------------------------------------

-// initialization and termination
+// initialization

 // ----------------------------------------------------------------------------
 
 wxAppBase::wxAppBase()
 {
 // ----------------------------------------------------------------------------
 
 wxAppBase::wxAppBase()
 {

-    wxTheApp = (wxApp *)this;
-
-#if WXWIN_COMPATIBILITY_2_2
-    m_wantDebugOutput = FALSE;
-#endif // WXWIN_COMPATIBILITY_2_2
-
-#if wxUSE_GUI

     m_topWindow = (wxWindow *)NULL;
     m_useBestVisual = FALSE;
     m_isActive = TRUE;
     m_topWindow = (wxWindow *)NULL;
     m_useBestVisual = FALSE;
     m_isActive = TRUE;


@@ -102,19 +74,68 @@ wxAppBase::wxAppBase()
     // safely (i.e. without losing the effect of the users SetExitOnFrameDelete
     // call) overwrite in OnRun()
     m_exitOnFrameDelete = Later;
     // safely (i.e. without losing the effect of the users SetExitOnFrameDelete
     // call) overwrite in OnRun()
     m_exitOnFrameDelete = Later;

-#endif // wxUSE_GUI
+}

 
 

-#ifdef __WXDEBUG__
-    SetTraceMasks();
+bool wxAppBase::Initialize(int& argc, wxChar **argv)
+{
+    if ( !wxAppConsole::Initialize(argc, argv) )
+        return false;
+
+#if wxUSE_THREADS
+    wxPendingEventsLocker = new wxCriticalSection;

 #endif
 #endif

+
+    wxTheColourDatabase = new wxColourDatabase(wxKEY_STRING);
+    wxTheColourDatabase->Initialize();
+
+    wxInitializeStockLists();
+    wxInitializeStockObjects();
+
+    wxBitmap::InitStandardHandlers();
+
+    return true;

 }
 
 }
 

+// ----------------------------------------------------------------------------
+// cleanup
+// ----------------------------------------------------------------------------
+

 wxAppBase::~wxAppBase()
 {
     // this destructor is required for Darwin
 }
 
 wxAppBase::~wxAppBase()
 {
     // this destructor is required for Darwin
 }
 

-#if wxUSE_GUI
+void wxAppBase::CleanUp()
+{
+    // one last chance for pending objects to be cleaned up
+    DeletePendingObjects();
+
+    wxBitmap::CleanUpHandlers();
+
+    wxDeleteStockObjects();
+
+    wxDeleteStockLists();
+
+    delete wxTheColourDatabase;
+    wxTheColourDatabase = NULL;
+
+#if wxUSE_THREADS
+    delete wxPendingEvents;
+    wxPendingEvents = NULL;
+
+    delete wxPendingEventsLocker;
+    wxPendingEventsLocker = NULL;
+
+#if wxUSE_VALIDATORS
+    // If we don't do the following, we get an apparent memory leak.
+    ((wxEvtHandler&) wxDefaultValidator).ClearEventLocker();
+#endif // wxUSE_VALIDATORS
+#endif // wxUSE_THREADS
+}
+
+// ----------------------------------------------------------------------------
+// OnXXX() hooks
+// ----------------------------------------------------------------------------

 
 bool wxAppBase::OnInitGui()
 {
 
 bool wxAppBase::OnInitGui()
 {


@@ -139,103 +160,20 @@ int wxAppBase::OnRun()
     return MainLoop();
 }
 
     return MainLoop();
 }
 

-#endif // wxUSE_GUI
-
-int wxAppBase::OnExit()
-{
-#if wxUSE_CONFIG
-    // delete the config object if any (don't use Get() here, but Set()
-    // because Get() could create a new config object)
-    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;
-}
-
-// ----------------------------------------------------------------------------
-// customization hooks
-// ----------------------------------------------------------------------------
-
-#if wxUSE_LOG
-
-wxLog *wxAppBase::CreateLogTarget()
-{
-#if wxUSE_GUI && wxUSE_LOGGUI && !defined(__WXMICROWIN__)
-    return new wxLogGui;
-#else // !GUI
-    return new wxLogStderr;
-#endif // wxUSE_GUI
-}
-
-#endif // wxUSE_LOG
-
-wxMessageOutput *wxAppBase::CreateMessageOutput()
+void wxAppBase::Exit()

 {
 {

-    // The standard way of printing help on command line arguments (app --help)
-    // is (according to common practice):
-    //     - console apps: to stderr (on any platform)
-    //     - GUI apps: stderr on Unix platforms (!)
-    //                 message box under Windows and others
-#if wxUSE_GUI && !defined(__UNIX__)
-    // wxMessageOutputMessageBox doesn't work under Motif
-    #ifdef __WXMOTIF__
-        return new wxMessageOutputLog;
-    #else
-        return new wxMessageOutputMessageBox;
-    #endif
-#else // !wxUSE_GUI || __UNIX__
-    return new wxMessageOutputStderr;
-#endif
+    ExitMainLoop();

 }
 
 }
 

-// ---------------------------------------------------------------------------
-// wxAppBase
-// ----------------------------------------------------------------------------
-
-void wxAppBase::ProcessPendingEvents()
+wxAppTraits *wxAppBase::CreateTraits()

 {
 {

-    // ensure that we're the only thread to modify the pending events list
-    wxENTER_CRIT_SECT( *wxPendingEventsLocker );
-
-    if ( !wxPendingEvents )
-    {
-        wxLEAVE_CRIT_SECT( *wxPendingEventsLocker );
-        return;
-    }
-
-    // iterate until the list becomes empty
-    wxNode *node = wxPendingEvents->GetFirst();
-    while (node)
-    {
-        wxEvtHandler *handler = (wxEvtHandler *)node->GetData();
-        delete 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();
-    }
-
-    wxLEAVE_CRIT_SECT( *wxPendingEventsLocker );
+    return new wxGUIAppTraits;

 }
 
 // ----------------------------------------------------------------------------
 // misc
 // ----------------------------------------------------------------------------
 
 }
 
 // ----------------------------------------------------------------------------
 // misc
 // ----------------------------------------------------------------------------
 

-#if wxUSE_GUI
-

 void wxAppBase::SetActive(bool active, wxWindow * WXUNUSED(lastFocus))
 {
     if ( active == m_isActive )
 void wxAppBase::SetActive(bool active, wxWindow * WXUNUSED(lastFocus))
 {
     if ( active == m_isActive )


@@ -249,405 +187,187 @@ void wxAppBase::SetActive(bool active, wxWindow * WXUNUSED(lastFocus))
     (void)ProcessEvent(event);
 }
 
     (void)ProcessEvent(event);
 }
 

-#endif // wxUSE_GUI
-
-int wxAppBase::FilterEvent(wxEvent& WXUNUSED(event))
+void wxAppBase::DeletePendingObjects()

 {
 {

-    // process the events normally by default
-    return -1;
-}
-
-// ----------------------------------------------------------------------------
-// cmd line parsing
-// ----------------------------------------------------------------------------
-
-bool wxAppBase::OnInit()
-{
-#if wxUSE_CMDLINE_PARSER
-    wxCmdLineParser parser(argc, argv);
-
-    OnInitCmdLine(parser);
-
-    bool cont;
-    switch ( parser.Parse(FALSE /* don't show usage */) )
+    wxNode *node = wxPendingDelete.GetFirst();
+    while (node)

     {
     {

-        case -1:
-            cont = OnCmdLineHelp(parser);
-            break;
-
-        case 0:
-            cont = OnCmdLineParsed(parser);
-            break;
+        wxObject *obj = node->GetData();

 
 

-        default:
-            cont = OnCmdLineError(parser);
-            break;
-    }
+        delete obj;

 
 

-    if ( !cont )
-        return FALSE;
-#endif // wxUSE_CMDLINE_PARSER
+        if (wxPendingDelete.Member(obj))
+            delete node;

 
 

-    return TRUE;
+        // Deleting one object may have deleted other pending
+        // objects, so start from beginning of list again.
+        node = wxPendingDelete.GetFirst();
+    }

 }
 
 }
 

-#if wxUSE_CMDLINE_PARSER
-
-#define OPTION_VERBOSE _T("verbose")
-#define OPTION_THEME   _T("theme")
-#define OPTION_MODE    _T("mode")
-
-void wxAppBase::OnInitCmdLine(wxCmdLineParser& parser)
+// Returns TRUE if more time is needed.
+bool wxAppBase::ProcessIdle()

 {
 {

-    // the standard command line options
-    static const wxCmdLineEntryDesc cmdLineDesc[] =
+    wxWindowList::Node* node = wxTopLevelWindows.GetFirst();
+    node = wxTopLevelWindows.GetFirst();
+    while (node)

     {
     {

-        {
-            wxCMD_LINE_SWITCH,
-            _T("h"),
-            _T("help"),
-            gettext_noop("show this help message"),
-            wxCMD_LINE_VAL_NONE,
-            wxCMD_LINE_OPTION_HELP
-        },
-
-#if wxUSE_LOG
-        {
-            wxCMD_LINE_SWITCH,
-            _T(""),
-            OPTION_VERBOSE,
-            gettext_noop("generate verbose log messages"),
-            wxCMD_LINE_VAL_NONE,
-            0x0
-        },
-#endif // wxUSE_LOG
+        wxWindow* win = node->GetData();
+        win->ProcessInternalIdle();
+        node = node->GetNext();
+    }

 
 

-#ifdef __WXUNIVERSAL__
-        {
-            wxCMD_LINE_OPTION,
-            _T(""),
-            OPTION_THEME,
-            gettext_noop("specify the theme to use"),
-            wxCMD_LINE_VAL_STRING,
-            0x0
-        },
-#endif // __WXUNIVERSAL__
+    wxIdleEvent event;
+    event.SetEventObject(this);
+    bool processed = ProcessEvent(event);

 
 

-#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(""),
-            wxCMD_LINE_VAL_NONE,
-            0x0
-        }
-    };
-
-    parser.SetDesc(cmdLineDesc);
+    wxUpdateUIEvent::ResetUpdateTime();
+    
+    return processed && event.MoreRequested();

 }
 
 }
 

-bool wxAppBase::OnCmdLineParsed(wxCmdLineParser& parser)
+// Send idle event to all top-level windows
+bool wxAppBase::SendIdleEvents()

 {
 {

-#if wxUSE_LOG
-    if ( parser.Found(OPTION_VERBOSE) )
+    bool needMore = FALSE;
+
+    wxWindowList::Node* node = wxTopLevelWindows.GetFirst();
+    while (node)

     {
     {

-        wxLog::SetVerbose(TRUE);
+        wxWindow* win = node->GetData();
+        if (SendIdleEvents(win))
+            needMore = TRUE;
+        node = node->GetNext();

     }
     }

-#endif // wxUSE_LOG

 
 

-#ifdef __WXUNIVERSAL__
-    wxString themeName;
-    if ( parser.Found(OPTION_THEME, &themeName) )
-    {
-        wxTheme *theme = wxTheme::Create(themeName);
-        if ( !theme )
-        {
-#if wxUSE_LOG
-            wxLogError(_("Unsupported theme '%s'."), themeName.c_str());
-#endif
+    return needMore;
+}

 
 

-            return FALSE;
-        }
+// Send idle event to window and all subwindows
+bool wxAppBase::SendIdleEvents(wxWindow* win)
+{
+    bool needMore = FALSE;
+    
+    if (wxIdleEvent::CanSend(win))
+    {
+        wxIdleEvent event;
+        event.SetEventObject(win);
+        win->GetEventHandler()->ProcessEvent(event);

 
 

-        // Delete the defaultly created theme and set the new theme.
-        delete wxTheme::Get();
-        wxTheme::Set(theme);
+        needMore = event.MoreRequested();

     }
     }

-#endif // __WXUNIVERSAL__

 
 

-#if defined(__WXMGL__)
-    wxString modeDesc;
-    if ( parser.Found(OPTION_MODE, &modeDesc) )
+    wxWindowList::Node *node = win->GetChildren().GetFirst();
+    while ( node )

     {
     {

-        unsigned w, h, bpp;
-        if ( wxSscanf(modeDesc.c_str(), _T("%ux%u-%u"), &w, &h, &bpp) != 3 )
-        {
-#if wxUSE_LOG
-            wxLogError(_("Invalid display mode specification '%s'."), modeDesc.c_str());
-#endif
-            return FALSE;
-        }
+        wxWindow *win = node->GetData();
+        if (SendIdleEvents(win))
+            needMore = TRUE;

 
 

-        if ( !SetDisplayMode(wxDisplayModeInfo(w, h, bpp)) )
-            return FALSE;
+        node = node->GetNext();

     }
     }

-#endif // __WXMGL__

 
 

-    return TRUE;
+    return needMore;

 }
 
 }
 

-bool wxAppBase::OnCmdLineHelp(wxCmdLineParser& parser)
-{
-    parser.Usage();
-
-    return FALSE;
-}
-
-bool wxAppBase::OnCmdLineError(wxCmdLineParser& parser)
-{
-    parser.Usage();
-
-    return FALSE;
-}
-
-#endif // wxUSE_CMDLINE_PARSER

 
 // ----------------------------------------------------------------------------
 
 // ----------------------------------------------------------------------------

-// debugging support
+// wxGUIAppTraitsBase

 // ----------------------------------------------------------------------------
 
 // ----------------------------------------------------------------------------
 

-/* static */
-bool wxAppBase::CheckBuildOptions(const wxBuildOptions& opts)
-{
-#define wxCMP(what)   (what == opts.m_ ## what)
-
-    bool
-#ifdef __WXDEBUG__
-    isDebug = TRUE;
-#else
-    isDebug = FALSE;
-#endif
-
-    int verMaj = wxMAJOR_VERSION,
-        verMin = wxMINOR_VERSION;
-
-    if ( !(wxCMP(isDebug) && wxCMP(verMaj) && wxCMP(verMin)) )
-    {
-        wxString msg;
-        wxString libDebug, progDebug;
-
-        if (isDebug)
-            libDebug = wxT("debug");
-        else
-            libDebug = wxT("no debug");
-
-        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());
-        

 #if wxUSE_LOG
 #if wxUSE_LOG

-        wxLogFatalError(msg);
-#endif
-
-        // normally wxLogFatalError doesn't return
-        return FALSE;
-    }
-#undef wxCMP
-
-    return TRUE;
-}
-
-#ifdef  __WXDEBUG__

 
 

-static void LINKAGEMODE SetTraceMasks()
+wxLog *wxGUIAppTraitsBase::CreateLogTarget()

 {
 {

-#if wxUSE_LOG
-    wxString mask;
-    if ( wxGetEnv(wxT("WXTRACE"), &mask) )
-    {
-        wxStringTokenizer tkn(mask, wxT(","));
-        while ( tkn.HasMoreTokens() )
-            wxLog::AddTraceMask(tkn.GetNextToken());
-    }
-#endif // wxUSE_LOG
+    return new wxLogGui;

 }
 
 }
 

-// wxASSERT() helper
-bool wxAssertIsEqual(int x, int y)
-{
-    return x == y;
-}
+#endif // wxUSE_LOG

 
 

-// break into the debugger
-void wxTrap()
+wxMessageOutput *wxGUIAppTraitsBase::CreateMessageOutput()

 {
 {

-#if defined(__WXMSW__) && !defined(__WXMICROWIN__)
-    DebugBreak();
-#elif defined(__WXMAC__) && !defined(__DARWIN__)
-#if __powerc
-    Debugger();
-#else
-    SysBreak();
-#endif
-#elif defined(__UNIX__)
-    raise(SIGTRAP);
-#else
-    // TODO
-#endif // Win/Unix
+    // The standard way of printing help on command line arguments (app --help)
+    // is (according to common practice):
+    //     - console apps: to stderr (on any platform)
+    //     - GUI apps: stderr on Unix platforms (!)
+    //                 message box under Windows and others
+#ifdef __UNIX__
+    return new wxMessageOutputStderr;
+#else // !__UNIX__
+    // wxMessageOutputMessageBox doesn't work under Motif
+    #ifdef __WXMOTIF__
+        return new wxMessageOutputLog;
+    #else
+        return new wxMessageOutputMessageBox;
+    #endif
+#endif // __UNIX__/!__UNIX__

 }
 
 }
 

+#if wxUSE_FONTMAP

 
 

-void wxAssert(int cond,
-                  const wxChar *szFile,
-                  int nLine,
-                  const wxChar *szCond,
-                  const wxChar *szMsg) 
+wxFontMapper *wxGUIAppTraitsBase::CreateFontMapper()

 {
 {

-   if ( !cond )
-          wxOnAssert(szFile, nLine, szCond, szMsg);
+    return new wxFontMapper;

 }
 }

-  
-// show the assert modal dialog
-static
-void ShowAssertDialog(const wxChar *szFile,
-                      int nLine,
-                      const wxChar *szCond,
-                      const wxChar *szMsg)
-{
-    // this variable can be set to true to suppress "assert failure" messages
-    static bool s_bNoAsserts = FALSE;
-
-    wxChar szBuf[4096];

 
 

-    // make life easier for people using VC++ IDE by using this format: like
-    // this, clicking on the message will take us immediately to the place of
-    // the failed assert
-    wxSnprintf(szBuf, WXSIZEOF(szBuf),
-               wxT("%s(%d): assert \"%s\" failed"),
-               szFile, nLine, szCond);
+#endif // wxUSE_FONTMAP

 
 

-    if ( szMsg != NULL )
-    {
-        wxStrcat(szBuf, wxT(": "));
-        wxStrcat(szBuf, szMsg);
-    }
-    else // no message given
-    {
-        wxStrcat(szBuf, wxT("."));
-    }
-
-    if ( !s_bNoAsserts )
-    {
-#if wxUSE_LOG
-        // send it to the normal log destination
-        wxLogDebug(szBuf);
-#endif
-
-#if (wxUSE_GUI && wxUSE_MSGDLG) || defined(__WXMSW__)
-        // this message is intentionally not translated - it is for
-        // developpers only
-        wxStrcat(szBuf, wxT("\nDo you want to stop the program?\nYou can also choose [Cancel] to suppress further warnings."));
-
-        // use the native message box if available: this is more robust than
-        // using our own
-#if defined(__WXMSW__) && !defined(__WXMICROWIN__)
-        switch ( ::MessageBox(NULL, szBuf, _T("Debug"),
-                              MB_YESNOCANCEL | MB_ICONSTOP ) )
-        {
-            case IDYES:
-                wxTrap();
-                break;
-
-            case IDCANCEL:
-                s_bNoAsserts = TRUE;
-                break;
-
-            //case IDNO: nothing to do
-        }
-#else // !MSW
-        switch ( wxMessageBox(szBuf, wxT("Debug"),
-                              wxYES_NO | wxCANCEL | wxICON_STOP ) )
-        {
-            case wxYES:
-                wxTrap();
-                break;
-
-            case wxCANCEL:
-                s_bNoAsserts = TRUE;
-                break;
-
-            //case wxNO: nothing to do
-        }
-#endif // GUI or MSW
-
-#else // !GUI
-        wxTrap();
-#endif // GUI/!GUI
-    }
-}
+#ifdef __WXDEBUG__

 
 

-// this function is called when an assert fails
-void wxOnAssert(const wxChar *szFile,
-                int nLine,
-                const wxChar *szCond,
-                const wxChar *szMsg)
+bool wxGUIAppTraitsBase::ShowAssertDialog(const wxString& msg)

 {
 {

-    // FIXME MT-unsafe
-    static bool s_bInAssert = FALSE;
-
-    if ( s_bInAssert )
+    // under MSW we prefer to use the base class version using ::MessageBox()
+    // even if wxMessageBox() is available because it has less chances to
+    // double fault our app than our wxMessageBox()
+#if defined(__WXMSW__) || !wxUSE_MSGDLG
+    return wxAppTraitsBase::ShowAssertDialog(msg);
+#else // wxUSE_MSGDLG
+    // this message is intentionally not translated -- it is for
+    // developpers only
+    wxString msgDlg(msg);
+    msgDlg += wxT("\nDo you want to stop the program?\n")
+              wxT("You can also choose [Cancel] to suppress ")
+              wxT("further warnings.");
+
+    switch ( wxMessageBox(msgDlg, wxT("wxWindows Debug Alert"),
+                          wxYES_NO | wxCANCEL | wxICON_STOP ) )

     {
     {

-        // He-e-e-e-elp!! we're trapped in endless loop
-        wxTrap();
+        case wxYES:
+            wxTrap();
+            break;

 
 

-        s_bInAssert = FALSE;
+        case wxCANCEL:
+            // no more asserts
+            return true;

 
 

-        return;
+        //case wxNO: nothing to do

     }
 
     }
 

-    s_bInAssert = TRUE;
+    return false;
+#endif // !wxUSE_MSGDLG/wxUSE_MSGDLG
+}

 
 

-    if ( !wxTheApp )
-    {
-        // by default, show the assert dialog box - we can't customize this
-        // behaviour
-        ShowAssertDialog(szFile, nLine, szCond, szMsg);
-    }
-    else
-    {
-        // let the app process it as it wants
-        wxTheApp->OnAssert(szFile, nLine, szCond, szMsg);
-    }
+#endif // __WXDEBUG__

 
 

-    s_bInAssert = FALSE;
+bool wxGUIAppTraitsBase::HasStderr()
+{
+    // we consider that under Unix stderr always goes somewhere, even if the
+    // user doesn't always see it under GUI desktops
+#ifdef __UNIX__
+    return true;
+#else
+    return false;
+#endif

 }
 
 }
 

-void wxAppBase::OnAssert(const wxChar *file,
-                         int line,
-                         const wxChar *cond,
-                         const wxChar *msg)
+void wxGUIAppTraitsBase::ScheduleForDestroy(wxObject *object)

 {
 {

-    ShowAssertDialog(file, line, cond, msg);
+    if ( !wxPendingDelete.Member(object) )
+        wxPendingDelete.Append(object);

 }
 
 }
 

-#endif  //WXDEBUG
+void wxGUIAppTraitsBase::RemoveFromPendingDelete(wxObject *object)
+{
+    wxPendingDelete.DeleteObject(object);
+}