]> git.saurik.com Git - wxWidgets.git/blobdiff - src/x11/app.cpp
[ 1216436 ] cleanup 'shadow variable' warnings from gcc in headers.
[wxWidgets.git] / src / x11 / app.cpp
index b24c11fbabaf5092a5c64678d1a1c4066e060273..5288ac730382510507401844bc5db867ac5c31aa 100644 (file)
@@ -9,7 +9,7 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
     #pragma implementation "app.h"
 #endif
 
     #pragma implementation "app.h"
 #endif
 
 
 extern wxList wxPendingDelete;
 
 
 extern wxList wxPendingDelete;
 
-wxHashTable *wxWidgetHashTable = NULL;
-wxHashTable *wxClientWidgetHashTable = NULL;
+wxWindowHash *wxWidgetHashTable = NULL;
+wxWindowHash *wxClientWidgetHashTable = NULL;
 
 
-// This is set within wxEntryStart -- too early on
-// to put these in wxTheApp
 static bool g_showIconic = FALSE;
 static wxSize g_initialSize = wxDefaultSize;
 
 static bool g_showIconic = FALSE;
 static wxSize g_initialSize = wxDefaultSize;
 
@@ -90,225 +88,136 @@ WXDisplay *wxApp::ms_display = NULL;
 IMPLEMENT_DYNAMIC_CLASS(wxApp, wxEvtHandler)
 
 BEGIN_EVENT_TABLE(wxApp, wxEvtHandler)
 IMPLEMENT_DYNAMIC_CLASS(wxApp, wxEvtHandler)
 
 BEGIN_EVENT_TABLE(wxApp, wxEvtHandler)
-    EVT_IDLE(wxApp::OnIdle)
+    EVT_IDLE(wxAppBase::OnIdle)
 END_EVENT_TABLE()
 
 END_EVENT_TABLE()
 
-bool wxApp::Initialize(int argc, wxChar **argv)
+bool wxApp::Initialize(int& argc, wxChar **argv)
 {
 {
-    if ( !wxAppBase::Initialize(argc, argv) )
-        return false;
-
-#if wxUSE_INTL
-    wxFont::SetDefaultEncoding(wxLocale::GetSystemEncoding());
-#endif
-
-    wxWidgetHashTable = new wxHashTable(wxKEY_INTEGER);
-    wxClientWidgetHashTable = new wxHashTable(wxKEY_INTEGER);
-
-    return true;
-}
-
-void wxApp::CleanUp()
-{
-    delete wxWidgetHashTable;
-    wxWidgetHashTable = NULL;
-    delete wxClientWidgetHashTable;
-    wxClientWidgetHashTable = NULL;
-
-    wxAppBase::CleanUp();
-}
-
-// NB: argc and argv may be changed here, pass by reference!
-int wxEntryStart( int& argc, char *argv[] )
-{
-#ifdef __WXDEBUG__
-#if !wxUSE_NANOX
+#if defined(__WXDEBUG__) && !wxUSE_NANOX
     // install the X error handler
     gs_pfnXErrorHandler = XSetErrorHandler( wxXErrorHandler );
     // install the X error handler
     gs_pfnXErrorHandler = XSetErrorHandler( wxXErrorHandler );
-#endif
 #endif // __WXDEBUG__
 
 #endif // __WXDEBUG__
 
-    char *displayName = NULL;
+    wxString displayName;
     bool syncDisplay = FALSE;
 
     bool syncDisplay = FALSE;
 
-    int i;
-    for (i = 0; i < argc; i++)
+    int argcOrig = argc;
+    for ( int i = 0; i < argcOrig; i++ )
     {
     {
-        if (strcmp( argv[i], "-display") == 0)
+        if (wxStrcmp( argv[i], _T("-display") ) == 0)
         {
             if (i < (argc - 1))
             {
         {
             if (i < (argc - 1))
             {
-                i ++;
+                argv[i++] = NULL;
+
                 displayName = argv[i];
                 displayName = argv[i];
-                continue;
+
+                argv[i] = NULL;
+                argc -= 2;
             }
         }
             }
         }
-        else if (strcmp( argv[i], "-geometry") == 0)
+        else if (wxStrcmp( argv[i], _T("-geometry") ) == 0)
         {
             if (i < (argc - 1))
             {
         {
             if (i < (argc - 1))
             {
-                i ++;
+                argv[i++] = NULL;
+
                 int w, h;
                 int w, h;
-                if (sscanf(argv[i], "%dx%d", &w, &h) != 2)
+                if (wxSscanf(argv[i], _T("%dx%d"), &w, &h) != 2)
                 {
                 {
-                    wxLogError( _("Invalid geometry specification '%s'"), wxString::FromAscii(argv[i]).c_str() );
+                    wxLogError( _("Invalid geometry specification '%s'"),
+                                wxString(argv[i]).c_str() );
                 }
                 else
                 {
                     g_initialSize = wxSize(w, h);
                 }
                 }
                 else
                 {
                     g_initialSize = wxSize(w, h);
                 }
-                continue;
+
+                argv[i] = NULL;
+                argc -= 2;
             }
         }
             }
         }
-        else if (strcmp( argv[i], "-sync") == 0)
+        else if (wxStrcmp( argv[i], _T("-sync") ) == 0)
         {
             syncDisplay = TRUE;
         {
             syncDisplay = TRUE;
-            continue;
+
+            argv[i] = NULL;
+            argc--;
         }
         }
-        else if (strcmp( argv[i], "-iconic") == 0)
+        else if (wxStrcmp( argv[i], _T("-iconic") ) == 0)
         {
             g_showIconic = TRUE;
 
         {
             g_showIconic = TRUE;
 
-            continue;
+            argv[i] = NULL;
+            argc--;
         }
         }
+    }
 
 
+    if ( argc != argcOrig )
+    {
+        // remove the argumens we consumed
+        for ( int i = 0; i < argc; i++ )
+        {
+            while ( !argv[i] )
+            {
+                memmove(argv + i, argv + i + 1, argcOrig - i);
+            }
+        }
     }
 
     // X11 display stuff
     }
 
     // X11 display stuff
-    Display* xdisplay = XOpenDisplay( displayName );
+    Display *xdisplay;
+    if ( displayName.empty() )
+        xdisplay = XOpenDisplay( NULL );
+    else
+        xdisplay = XOpenDisplay( displayName.ToAscii() );
     if (!xdisplay)
     {
     if (!xdisplay)
     {
-        wxLogError( _("wxWindows could not open display. Exiting.") );
-        return -1;
+        wxLogError( _("wxWidgets could not open display. Exiting.") );
+        return false;
     }
 
     if (syncDisplay)
         XSynchronize(xdisplay, True);
 
     }
 
     if (syncDisplay)
         XSynchronize(xdisplay, True);
 
-    wxApp::ms_display = (WXDisplay*) xdisplay;
+    ms_display = (WXDisplay*) xdisplay;
 
     XSelectInput( xdisplay, XDefaultRootWindow(xdisplay), PropertyChangeMask);
 
     // Misc.
     wxSetDetectableAutoRepeat( TRUE );
 
 
     XSelectInput( xdisplay, XDefaultRootWindow(xdisplay), PropertyChangeMask);
 
     // Misc.
     wxSetDetectableAutoRepeat( TRUE );
 
-#if wxUSE_UNICODE
-    // Glib's type system required by Pango
-    g_type_init();
-#endif
-
-    if (!wxApp::Initialize())
-        return -1;
-
-    return 0;
-}
-
-int wxEntryInitGui()
-{
-    int retValue = 0;
-
-    if ( !wxTheApp->OnInitGui() )
-        retValue = -1;
-
-    return retValue;
-}
-
-
-int wxEntry( int argc, char *argv[] )
-{
-#if (defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT
-    // This seems to be necessary since there are 'rogue'
-    // objects present at this point (perhaps global objects?)
-    // Setting a checkpoint will ignore them as far as the
-    // memory checking facility is concerned.
-    // Of course you may argue that memory allocated in globals should be
-    // checked, but this is a reasonable compromise.
-    wxDebugContext::SetCheckpoint();
-#endif
-    int err = wxEntryStart(argc, argv);
-    if (err)
-        return err;
-
-    if (!wxTheApp)
+    if ( !wxAppBase::Initialize(argc, argv) )
     {
     {
-        if (!wxApp::GetInitializerFunction())
-        {
-            printf( "wxWindows error: No initializer - use IMPLEMENT_APP macro.\n" );
-            return 0;
-        }
+        XCloseDisplay(xdisplay);
 
 
-        wxTheApp = (wxApp*) (* wxApp::GetInitializerFunction()) ();
-    }
-
-    if (!wxTheApp)
-    {
-        printf( "wxWindows error: wxTheApp == NULL\n" );
-        return 0;
+        return false;
     }
 
     }
 
-    // Command line argument stuff
-    wxTheApp->argc = argc;
 #if wxUSE_UNICODE
 #if wxUSE_UNICODE
-    wxTheApp->argv = new wxChar*[argc+1];
-    int mb_argc = 0;
-    while (mb_argc < argc)
-    {
-        wxString tmp = wxString::FromAscii( argv[mb_argc] );
-        wxTheApp->argv[mb_argc] = wxStrdup( tmp.c_str() );
-        mb_argc++;
-    }
-    wxTheApp->argv[mb_argc] = (wxChar *)NULL;
-#else
-    wxTheApp->argv = argv;
+    // Glib's type system required by Pango
+    g_type_init();
 #endif
 
 #endif
 
-    if (wxTheApp->argc > 0)
-    {
-        wxFileName fname( wxTheApp->argv[0] );
-        wxTheApp->SetAppName( fname.GetName() );
-    }
-
-    wxTheApp->m_showIconic = g_showIconic;
-    wxTheApp->m_initialSize = g_initialSize;
-
-    int retValue;
-    retValue = wxEntryInitGui();
-
-    // Here frames insert themselves automatically into wxTopLevelWindows by
-    // getting created in OnInit().
-    if ( retValue == 0 )
-    {
-        if ( !wxTheApp->OnInit() )
-            retValue = -1;
-    }
-
-    if ( retValue == 0 )
-    {
-        if (wxTheApp->Initialized()) retValue = wxTheApp->OnRun();
-    }
-
-    // flush the logged messages if any
-    wxLog *pLog = wxLog::GetActiveTarget();
-    if ( pLog != NULL && pLog->HasPendingMessages() )
-        pLog->Flush();
-
-    delete wxLog::SetActiveTarget(new wxLogStderr); // So dialog boxes aren't used
-    // for further messages
-
-    if (wxTheApp->GetTopWindow())
-    {
-        delete wxTheApp->GetTopWindow();
-        wxTheApp->SetTopWindow(NULL);
-    }
+#if wxUSE_INTL
+    wxFont::SetDefaultEncoding(wxLocale::GetSystemEncoding());
+#endif
 
 
-    wxTheApp->DeletePendingObjects();
+    wxWidgetHashTable = new wxWindowHash;
+    wxClientWidgetHashTable = new wxWindowHash;
 
 
-    wxTheApp->OnExit();
+    return true;
+}
 
 
-    wxApp::CleanUp();
+void wxApp::CleanUp()
+{
+    delete wxWidgetHashTable;
+    wxWidgetHashTable = NULL;
+    delete wxClientWidgetHashTable;
+    wxClientWidgetHashTable = NULL;
 
 
-    return retValue;
-};
+    wxAppBase::CleanUp();
+}
 
 wxApp::wxApp()
 {
 
 wxApp::wxApp()
 {
@@ -319,7 +228,6 @@ wxApp::wxApp()
     m_mainColormap = (WXColormap) NULL;
     m_topLevelWidget = (WXWindow) NULL;
     m_maxRequestSize = 0;
     m_mainColormap = (WXColormap) NULL;
     m_topLevelWidget = (WXWindow) NULL;
     m_maxRequestSize = 0;
-    m_mainLoop = NULL;
     m_showIconic = FALSE;
     m_initialSize = wxDefaultSize;
 
     m_showIconic = FALSE;
     m_initialSize = wxDefaultSize;
 
@@ -335,26 +243,6 @@ wxApp::~wxApp()
 #endif
 }
 
 #endif
 }
 
-bool wxApp::Initialized()
-{
-    if (GetTopWindow())
-        return TRUE;
-    else
-        return FALSE;
-}
-
-int wxApp::MainLoop()
-{
-    int rt;
-    m_mainLoop = new wxEventLoop;
-
-    rt = m_mainLoop->Run();
-
-    delete m_mainLoop;
-    m_mainLoop = NULL;
-    return rt;
-}
-
 #if !wxUSE_NANOX
 //-----------------------------------------------------------------------
 // X11 predicate function for exposure compression
 #if !wxUSE_NANOX
 //-----------------------------------------------------------------------
 // X11 predicate function for exposure compression
@@ -487,8 +375,6 @@ bool wxApp::ProcessXEvent(WXEvent* _event)
 #if !wxUSE_NANOX
         case GraphicsExpose:
         {
 #if !wxUSE_NANOX
         case GraphicsExpose:
         {
-            printf( "GraphicExpose event\n" );
-
             wxLogTrace( _T("expose"), _T("GraphicsExpose from %s"), win->GetName().c_str());
 
             win->GetUpdateRegion().Union( event->xgraphicsexpose.x, event->xgraphicsexpose.y,
             wxLogTrace( _T("expose"), _T("GraphicsExpose from %s"), win->GetName().c_str());
 
             win->GetUpdateRegion().Union( event->xgraphicsexpose.x, event->xgraphicsexpose.y,
@@ -560,16 +446,15 @@ bool wxApp::ProcessXEvent(WXEvent* _event)
             if (event->update.utype == GR_UPDATE_SIZE)
 #endif
             {
             if (event->update.utype == GR_UPDATE_SIZE)
 #endif
             {
-                if (win->IsTopLevel())
+                wxTopLevelWindow *tlw = wxDynamicCast(win, wxTopLevelWindow);
+                if ( tlw )
                 {
                 {
-                    wxTopLevelWindow *tlw = (wxTopLevelWindow*) win;
                     tlw->SetConfigureGeometry( XConfigureEventGetX(event), XConfigureEventGetY(event),
                         XConfigureEventGetWidth(event), XConfigureEventGetHeight(event) );
                 }
 
                     tlw->SetConfigureGeometry( XConfigureEventGetX(event), XConfigureEventGetY(event),
                         XConfigureEventGetWidth(event), XConfigureEventGetHeight(event) );
                 }
 
-                if (win->IsTopLevel() && win->IsShown())
+                if ( tlw && tlw->IsShown() )
                 {
                 {
-                    wxTopLevelWindowX11 *tlw = (wxTopLevelWindowX11 *) win;
                     tlw->SetNeedResizeInIdle();
                 }
                 else
                     tlw->SetNeedResizeInIdle();
                 }
                 else
@@ -581,7 +466,6 @@ bool wxApp::ProcessXEvent(WXEvent* _event)
                 }
             }
             return FALSE;
                 }
             }
             return FALSE;
-            break;
         }
 #if !wxUSE_NANOX
         case PropertyNotify:
         }
 #if !wxUSE_NANOX
         case PropertyNotify:
@@ -706,95 +590,59 @@ bool wxApp::ProcessXEvent(WXEvent* _event)
             return win->GetEventHandler()->ProcessEvent( wxevent );
         }
         case FocusIn:
             return win->GetEventHandler()->ProcessEvent( wxevent );
         }
         case FocusIn:
-            {
 #if !wxUSE_NANOX
 #if !wxUSE_NANOX
-                if ((event->xfocus.detail != NotifyPointer) &&
-                    (event->xfocus.mode == NotifyNormal))
+            if ((event->xfocus.detail != NotifyPointer) &&
+                (event->xfocus.mode == NotifyNormal))
 #endif
 #endif
+            {
+                wxLogTrace( _T("focus"), _T("FocusIn from %s of type %s"), win->GetName().c_str(), win->GetClassInfo()->GetClassName() );
+
+                extern wxWindow* g_GettingFocus;
+                if (g_GettingFocus && g_GettingFocus->GetParent() == win)
                 {
                 {
-                    wxLogTrace( _T("focus"), _T("FocusIn from %s of type %s"), win->GetName().c_str(), win->GetClassInfo()->GetClassName() );
+                    // Ignore this, this can be a spurious FocusIn
+                    // caused by a child having its focus set.
+                    g_GettingFocus = NULL;
+                    wxLogTrace( _T("focus"), _T("FocusIn from %s of type %s being deliberately ignored"), win->GetName().c_str(), win->GetClassInfo()->GetClassName() );
+                    return TRUE;
+                }
+                else
+                {
+                    wxFocusEvent focusEvent(wxEVT_SET_FOCUS, win->GetId());
+                    focusEvent.SetEventObject(win);
+                    focusEvent.SetWindow( g_prevFocus );
+                    g_prevFocus = NULL;
 
 
-                    extern wxWindow* g_GettingFocus;
-                    if (g_GettingFocus && g_GettingFocus->GetParent() == win)
-                    {
-                        // Ignore this, this can be a spurious FocusIn
-                        // caused by a child having its focus set.
-                        g_GettingFocus = NULL;
-                        wxLogTrace( _T("focus"), _T("FocusIn from %s of type %s being deliberately ignored"), win->GetName().c_str(), win->GetClassInfo()->GetClassName() );
-                        return TRUE;
-                    }
-                    else
-                    {
-                        wxFocusEvent focusEvent(wxEVT_SET_FOCUS, win->GetId());
-                        focusEvent.SetEventObject(win);
-                        focusEvent.SetWindow( g_prevFocus );
-                        g_prevFocus = NULL;
-
-                        return win->GetEventHandler()->ProcessEvent(focusEvent);
-                    }
+                    return win->GetEventHandler()->ProcessEvent(focusEvent);
                 }
                 }
-                return FALSE;
-                break;
             }
             }
+            return FALSE;
+
         case FocusOut:
         case FocusOut:
-            {
 #if !wxUSE_NANOX
 #if !wxUSE_NANOX
-                if ((event->xfocus.detail != NotifyPointer) &&
-                    (event->xfocus.mode == NotifyNormal))
+            if ((event->xfocus.detail != NotifyPointer) &&
+                (event->xfocus.mode == NotifyNormal))
 #endif
 #endif
-                {
-                    wxLogTrace( _T("focus"), _T("FocusOut from %s of type %s"), win->GetName().c_str(), win->GetClassInfo()->GetClassName() );
+            {
+                wxLogTrace( _T("focus"), _T("FocusOut from %s of type %s"), win->GetName().c_str(), win->GetClassInfo()->GetClassName() );
 
 
-                    wxFocusEvent focusEvent(wxEVT_KILL_FOCUS, win->GetId());
-                    focusEvent.SetEventObject(win);
-                    focusEvent.SetWindow( g_nextFocus );
-                    g_nextFocus = NULL;
-                    return win->GetEventHandler()->ProcessEvent(focusEvent);
-                }
-                return FALSE;
-                break;
+                wxFocusEvent focusEvent(wxEVT_KILL_FOCUS, win->GetId());
+                focusEvent.SetEventObject(win);
+                focusEvent.SetWindow( g_nextFocus );
+                g_nextFocus = NULL;
+                return win->GetEventHandler()->ProcessEvent(focusEvent);
             }
             }
-        default:
-        {
+            return FALSE;
+
 #ifdef __WXDEBUG__
 #ifdef __WXDEBUG__
+        default:
             //wxString eventName = wxGetXEventName(XEvent& event);
             //wxLogDebug(wxT("Event %s not handled"), eventName.c_str());
             //wxString eventName = wxGetXEventName(XEvent& event);
             //wxLogDebug(wxT("Event %s not handled"), eventName.c_str());
-#endif
-            return FALSE;
             break;
             break;
-        }
+#endif // __WXDEBUG__
     }
     }
-    return FALSE;
-}
-
-// Returns TRUE if more time is needed.
-// Note that this duplicates wxEventLoopImpl::SendIdleEvent
-// but ProcessIdle may be needed by apps, so is kept.
-bool wxApp::ProcessIdle()
-{
-    wxIdleEvent event;
-    event.SetEventObject(this);
-    ProcessEvent(event);
-
-    return event.MoreRequested();
-}
-
-void wxApp::ExitMainLoop()
-{
-    if (m_mainLoop)
-        m_mainLoop->Exit(0);
-}
-
-// Is a message/event pending?
-bool wxApp::Pending()
-{
-    return wxEventLoop::GetActive()->Pending();
-}
 
 
-// Dispatch a message.
-void wxApp::Dispatch()
-{
-    wxEventLoop::GetActive()->Dispatch();
+    return FALSE;
 }
 
 // This should be redefined in a derived class for
 }
 
 // This should be redefined in a derived class for
@@ -807,32 +655,6 @@ bool wxApp::HandlePropertyChange(WXEvent *event)
     return FALSE;
 }
 
     return FALSE;
 }
 
-void wxApp::OnIdle(wxIdleEvent& event)
-{
-    static bool s_inOnIdle = FALSE;
-
-    // Avoid recursion (via ProcessEvent default case)
-    if (s_inOnIdle)
-        return;
-
-    s_inOnIdle = TRUE;
-
-    // Resend in the main thread events which have been prepared in other
-    // threads
-    ProcessPendingEvents();
-
-    // 'Garbage' collection of windows deleted with Close()
-    DeletePendingObjects();
-
-    // Send OnIdle events to all windows
-    bool needMore = SendIdleEvents();
-
-    if (needMore)
-        event.RequestMore(TRUE);
-
-    s_inOnIdle = FALSE;
-}
-
 void wxApp::WakeUpIdle()
 {
     // TODO: use wxMotif implementation?
 void wxApp::WakeUpIdle()
 {
     // TODO: use wxMotif implementation?
@@ -841,51 +663,6 @@ void wxApp::WakeUpIdle()
 }
 
 
 }
 
 
-// Send idle event to all top-level windows
-bool wxApp::SendIdleEvents()
-{
-    bool needMore = FALSE;
-
-    wxWindowList::Node* node = wxTopLevelWindows.GetFirst();
-    while (node)
-    {
-        wxWindow* win = node->GetData();
-        if (SendIdleEvents(win))
-            needMore = TRUE;
-        node = node->GetNext();
-    }
-
-    return needMore;
-}
-
-// Send idle event to window and all subwindows
-bool wxApp::SendIdleEvents(wxWindow* win)
-{
-    bool needMore = FALSE;
-
-    wxIdleEvent event;
-    event.SetEventObject(win);
-
-    win->GetEventHandler()->ProcessEvent(event);
-
-    if (event.MoreRequested())
-        needMore = TRUE;
-
-    wxWindowListNode* node = win->GetChildren().GetFirst();
-    while (node)
-    {
-        wxWindow* win = (wxWindow*) node->GetData();
-        if (SendIdleEvents(win))
-            needMore = TRUE;
-
-        node = node->GetNext();
-    }
-
-    win->OnInternalIdle();
-
-    return needMore;
-}
-
 // Create display, and other initialization
 bool wxApp::OnInitGui()
 {
 // Create display, and other initialization
 bool wxApp::OnInitGui()
 {
@@ -913,7 +690,9 @@ bool wxApp::OnInitGui()
 
 #include <pango/pango.h>
 #include <pango/pangox.h>
 
 #include <pango/pango.h>
 #include <pango/pangox.h>
-#include <pango/pangoxft.h>
+#ifdef HAVE_PANGO_XFT
+    #include <pango/pangoxft.h>
+#endif
 
 PangoContext* wxApp::GetPangoContext()
 {
 
 PangoContext* wxApp::GetPangoContext()
 {
@@ -923,7 +702,7 @@ PangoContext* wxApp::GetPangoContext()
 
     Display *xdisplay = (Display*) wxApp::GetDisplay();
 
 
     Display *xdisplay = (Display*) wxApp::GetDisplay();
 
-#if 1
+#ifdef HAVE_PANGO_XFT
     int xscreen = DefaultScreen(xdisplay);
     static int use_xft = -1;
     if (use_xft == -1)
     int xscreen = DefaultScreen(xdisplay);
     static int use_xft = -1;
     if (use_xft == -1)
@@ -963,11 +742,13 @@ WXColormap wxApp::GetMainColormap(WXDisplay* display)
 
 Window wxGetWindowParent(Window window)
 {
 
 Window wxGetWindowParent(Window window)
 {
-    wxASSERT_MSG( window, "invalid window" );
+    wxASSERT_MSG( window, _T("invalid window") );
 
     return (Window) 0;
 
 
     return (Window) 0;
 
-    Window parent, root = 0;
+#ifndef __VMS
+   // VMS chokes on unreacheable code
+   Window parent, root = 0;
 #if wxUSE_NANOX
     int noChildren = 0;
 #else
 #if wxUSE_NANOX
     int noChildren = 0;
 #else
@@ -988,6 +769,7 @@ Window wxGetWindowParent(Window window)
         return parent;
     else
         return (Window) 0;
         return parent;
     else
         return (Window) 0;
+#endif
 }
 
 void wxApp::Exit()
 }
 
 void wxApp::Exit()
@@ -1007,7 +789,7 @@ bool wxApp::Yield(bool onlyIfNeeded)
     int i;
     for (i = 0; i < 2; i++)
     {
     int i;
     for (i = 0; i < 2; i++)
     {
-        bool s_inYield = FALSE;
+        static bool s_inYield = FALSE;
 
         if ( s_inYield )
         {
 
         if ( s_inYield )
         {