added missing object file for vidxanm to unix makefile

[wxWidgets.git] / src / msw / app.cpp

diff --git a/src/msw/app.cpp b/src/msw/app.cpp
index 3528af8915a0543eafbe717db1f6991b9dbcef02..a564b6033fd2a3c048bbed94a1d25fd72cd2fbd7 100644 (file)
--- a/src/msw/app.cpp
+++ b/src/msw/app.cpp
@@ -67,14 +67,17 @@
     #include "wx/resource.h"
 #endif
 
     #include "wx/resource.h"
 #endif
 

-// OLE is used for drag-and-drop, clipboard, OLE Automation...
-#ifndef wxUSE_NORLANDER_HEADERS
-#if defined(__GNUWIN32__) || defined(__SC__) || defined(__SALFORDC__)
+#if wxUSE_TOOLTIPS
+    #include "wx/tooltip.h"
+#endif // wxUSE_TOOLTIPS
+
+// OLE is used for drag-and-drop, clipboard, OLE Automation..., but some
+// compilers don't support it (missing headers, libs, ...)
+#if defined(__GNUWIN32_OLD__) || defined(__SC__) || defined(__SALFORDC__)

     #undef wxUSE_OLE
 
     #define  wxUSE_OLE 0
 #endif // broken compilers
     #undef wxUSE_OLE
 
     #define  wxUSE_OLE 0
 #endif // broken compilers

-#endif

 
 #if wxUSE_OLE
     #include <ole2.h>
 
 #if wxUSE_OLE
     #include <ole2.h>


@@ -83,12 +86,37 @@
 #include <string.h>
 #include <ctype.h>
 
 #include <string.h>
 #include <ctype.h>
 

-#if (defined(__WIN95__) && !defined(__GNUWIN32__)) || defined(__TWIN32__) || defined(wxUSE_NORLANDER_HEADERS)
+#if defined(__WIN95__) && !(defined(__GNUWIN32_OLD__) || defined(__TWIN32__))

     #include <commctrl.h>
 #endif
 
 #include "wx/msw/msvcrt.h"
 
     #include <commctrl.h>
 #endif
 
 #include "wx/msw/msvcrt.h"
 

+// ----------------------------------------------------------------------------
+// conditional compilation
+// ----------------------------------------------------------------------------
+
+// The macro _WIN32_IE is defined by commctrl.h (unless it had already been
+// defined before) and shows us what common control features are available
+// during the compile time (it doesn't mean that they will be available during
+// the run-time, use GetComCtl32Version() to test for them!). The possible
+// values are:
+//
+// 0x0200     for comctl32.dll 4.00 shipped with Win95/NT 4.0
+// 0x0300                      4.70              IE 3.x
+// 0x0400                      4.71              IE 4.0
+// 0x0401                      4.72              IE 4.01 and Win98
+// 0x0500                      5.00              IE 5.x and NT 5.0 (Win2000)
+
+#ifndef _WIN32_IE
+    // minimal set of features by default
+    #define _WIN32_IE 0x0200
+#endif
+
+#if _WIN32_IE >= 0x0300
+    #include <shlwapi.h>
+#endif
+

 // ---------------------------------------------------------------------------
 // global variables
 // ---------------------------------------------------------------------------
 // ---------------------------------------------------------------------------
 // global variables
 // ---------------------------------------------------------------------------


@@ -98,24 +126,22 @@ extern wxChar *wxOsVersion;
 extern wxList *wxWinHandleList;
 extern wxList WXDLLEXPORT wxPendingDelete;
 extern void wxSetKeyboardHook(bool doIt);
 extern wxList *wxWinHandleList;
 extern wxList WXDLLEXPORT wxPendingDelete;
 extern void wxSetKeyboardHook(bool doIt);

-extern wxCursor *g_globalCursor;

 
 

-HINSTANCE wxhInstance = 0;

 MSG s_currentMsg;
 wxApp *wxTheApp = NULL;
 
 MSG s_currentMsg;
 wxApp *wxTheApp = NULL;
 

-// FIXME why not const? and not static?
-

 // NB: all "NoRedraw" classes must have the same names as the "normal" classes
 //     with NR suffix - wxWindow::MSWCreate() supposes this
 // NB: all "NoRedraw" classes must have the same names as the "normal" classes
 //     with NR suffix - wxWindow::MSWCreate() supposes this

-wxChar wxFrameClassName[]         = wxT("wxFrameClass");
-wxChar wxFrameClassNameNoRedraw[] = wxT("wxFrameClassNR");
-wxChar wxMDIFrameClassName[]      = wxT("wxMDIFrameClass");
-wxChar wxMDIFrameClassNameNoRedraw[] = wxT("wxMDIFrameClassNR");
-wxChar wxMDIChildFrameClassName[] = wxT("wxMDIChildFrameClass");
-wxChar wxMDIChildFrameClassNameNoRedraw[] = wxT("wxMDIChildFrameClassNR");
-wxChar wxPanelClassName[]         = wxT("wxPanelClass");
-wxChar wxCanvasClassName[]        = wxT("wxCanvasClass");
+const wxChar *wxFrameClassName         = wxT("wxFrameClass");
+const wxChar *wxFrameClassNameNoRedraw = wxT("wxFrameClassNR");
+const wxChar *wxMDIFrameClassName      = wxT("wxMDIFrameClass");
+const wxChar *wxMDIFrameClassNameNoRedraw = wxT("wxMDIFrameClassNR");
+const wxChar *wxMDIChildFrameClassName = wxT("wxMDIChildFrameClass");
+const wxChar *wxMDIChildFrameClassNameNoRedraw = wxT("wxMDIChildFrameClassNR");
+const wxChar *wxPanelClassName         = wxT("wxPanelClass");
+const wxChar *wxPanelClassNameNR       = wxT("wxPanelClassNR");
+const wxChar *wxCanvasClassName        = wxT("wxCanvasClass");
+const wxChar *wxCanvasClassNameNR      = wxT("wxCanvasClassNR");

 
 HICON wxSTD_FRAME_ICON = (HICON) NULL;
 HICON wxSTD_MDICHILDFRAME_ICON = (HICON) NULL;
 
 HICON wxSTD_FRAME_ICON = (HICON) NULL;
 HICON wxSTD_MDICHILDFRAME_ICON = (HICON) NULL;


@@ -129,10 +155,8 @@ HBRUSH wxDisableButtonBrush = (HBRUSH) 0;
 
 LRESULT WXDLLEXPORT APIENTRY wxWndProc(HWND, UINT, WPARAM, LPARAM);
 
 
 LRESULT WXDLLEXPORT APIENTRY wxWndProc(HWND, UINT, WPARAM, LPARAM);
 

-#if wxUSE_RICHEDIT
-    // the handle to richedit DLL and the version of the DLL loaded
-    static HINSTANCE gs_hRichEdit = (HINSTANCE)NULL;
-    static int gs_verRichEdit = -1;
+#if wxUSE_ON_FATAL_EXCEPTION
+    static bool gs_handleExceptions = FALSE;

 #endif
 
 // ===========================================================================
 #endif
 
 // ===========================================================================


@@ -143,7 +167,6 @@ LRESULT WXDLLEXPORT APIENTRY wxWndProc(HWND, UINT, WPARAM, LPARAM);
 // wxApp
 // ---------------------------------------------------------------------------
 
 // wxApp
 // ---------------------------------------------------------------------------
 

-#if !USE_SHARED_LIBRARY

     IMPLEMENT_DYNAMIC_CLASS(wxApp, wxEvtHandler)
 
     BEGIN_EVENT_TABLE(wxApp, wxEvtHandler)
     IMPLEMENT_DYNAMIC_CLASS(wxApp, wxEvtHandler)
 
     BEGIN_EVENT_TABLE(wxApp, wxEvtHandler)


@@ -151,7 +174,6 @@ LRESULT WXDLLEXPORT APIENTRY wxWndProc(HWND, UINT, WPARAM, LPARAM);
         EVT_END_SESSION(wxApp::OnEndSession)
         EVT_QUERY_END_SESSION(wxApp::OnQueryEndSession)
     END_EVENT_TABLE()
         EVT_END_SESSION(wxApp::OnEndSession)
         EVT_QUERY_END_SESSION(wxApp::OnQueryEndSession)
     END_EVENT_TABLE()

-#endif

 
 //// Initialize
 bool wxApp::Initialize()
 
 //// Initialize
 bool wxApp::Initialize()


@@ -211,8 +233,6 @@ bool wxApp::Initialize()
     Ctl3dAutoSubclass(wxhInstance);
 #endif
 
     Ctl3dAutoSubclass(wxhInstance);
 #endif
 

-    g_globalCursor = new wxCursor;
-

     // VZ: these icons are not in wx.rc anyhow (but should they?)!
 #if 0
     wxSTD_FRAME_ICON = LoadIcon(wxhInstance, wxT("wxSTD_FRAME"));
     // VZ: these icons are not in wx.rc anyhow (but should they?)!
 #if 0
     wxSTD_FRAME_ICON = LoadIcon(wxhInstance, wxT("wxSTD_FRAME"));


@@ -365,6 +385,17 @@ bool wxApp::RegisterWindowClasses()
         return FALSE;
     }
 
         return FALSE;
     }
 

+    // Register the no redraw panel window class.
+    wndclass.lpszClassName = wxPanelClassNameNR;
+    wndclass.style         = styleNoRedraw;
+
+    if ( !RegisterClass(&wndclass) )
+    {
+        wxLogLastError("RegisterClass(no redraw panel)");
+
+        return FALSE;
+    }
+

     // Register the canvas and textsubwindow class name
     wndclass.hbrBackground = (HBRUSH)NULL;
     wndclass.lpszClassName = wxCanvasClassName;
     // Register the canvas and textsubwindow class name
     wndclass.hbrBackground = (HBRUSH)NULL;
     wndclass.lpszClassName = wxCanvasClassName;


@@ -376,6 +407,15 @@ bool wxApp::RegisterWindowClasses()
         return FALSE;
     }
 
         return FALSE;
     }
 

+    wndclass.lpszClassName = wxCanvasClassNameNR;
+    wndclass.style         = styleNoRedraw;
+    if ( !RegisterClass(&wndclass) )
+    {
+        wxLogLastError("RegisterClass(no redraw canvas)");
+
+        return FALSE;
+    }
+

     return TRUE;
 }
 
     return TRUE;
 }
 


@@ -480,13 +520,6 @@ void wxApp::CleanUp()
     //  wxDefaultResourceTable->ClearTable();
 #endif
 
     //  wxDefaultResourceTable->ClearTable();
 #endif
 

-    // Indicate that the cursor can be freed, so that cursor won't be deleted
-    // by deleting the bitmap list before g_globalCursor goes out of scope
-    // (double deletion of the cursor).
-    wxSetCursor(wxNullCursor);
-    delete g_globalCursor;
-    g_globalCursor = NULL;
-

     wxDeleteStockObjects();
 
     // Destroy all GDI lists, etc.
     wxDeleteStockObjects();
 
     // Destroy all GDI lists, etc.


@@ -504,11 +537,6 @@ void wxApp::CleanUp()
 
     wxSetKeyboardHook(FALSE);
 
 
     wxSetKeyboardHook(FALSE);
 

-#if wxUSE_RICHEDIT
-    if (gs_hRichEdit != (HINSTANCE) NULL)
-        FreeLibrary(gs_hRichEdit);
-#endif
-

 #if wxUSE_PENWINDOWS
     wxCleanUpPenWin();
 #endif
 #if wxUSE_PENWINDOWS
     wxCleanUpPenWin();
 #endif


@@ -562,7 +590,7 @@ void wxApp::CleanUp()
     // wxDebugContext, too.
     if (wxDebugContext::CountObjectsLeft(TRUE) > 0)
     {
     // wxDebugContext, too.
     if (wxDebugContext::CountObjectsLeft(TRUE) > 0)
     {

-        wxLogDebug(wxT("There were memory leaks."));
+        wxLogMessage(wxT("There were memory leaks."));

         wxDebugContext::Dump();
         wxDebugContext::PrintStatistics();
     }
         wxDebugContext::Dump();
         wxDebugContext::PrintStatistics();
     }


@@ -575,6 +603,27 @@ void wxApp::CleanUp()
 #endif // wxUSE_LOG
 }
 
 #endif // wxUSE_LOG
 }
 

+//----------------------------------------------------------------------
+// Entry point helpers, used by wxPython
+//----------------------------------------------------------------------
+
+int  WXDLLEXPORT wxEntryStart( int WXUNUSED(argc), char** WXUNUSED(argv) )
+{
+    return wxApp::Initialize();
+}
+
+int  WXDLLEXPORT wxEntryInitGui()
+{
+    wxTheApp->OnInitGui();
+    return 0;
+}
+
+void WXDLLEXPORT wxEntryCleanup()
+{
+    wxApp::CleanUp();
+}
+
+

 #if !defined(_WINDLL) || (defined(_WINDLL) && defined(WXMAKINGDLL))
 
 // temporarily disable this warning which would be generated in release builds
 #if !defined(_WINDLL) || (defined(_WINDLL) && defined(WXMAKINGDLL))
 
 // temporarily disable this warning which would be generated in release builds


@@ -583,7 +632,9 @@ void wxApp::CleanUp()
     #pragma warning(disable: 4715) // not all control paths return a value
 #endif // Visual C++
 
     #pragma warning(disable: 4715) // not all control paths return a value
 #endif // Visual C++
 

-//// Main wxWindows entry point
+//----------------------------------------------------------------------
+// Main wxWindows entry point
+//----------------------------------------------------------------------

 int wxEntry(WXHINSTANCE hInstance,
             WXHINSTANCE WXUNUSED(hPrevInstance),
             char *lpCmdLine,
 int wxEntry(WXHINSTANCE hInstance,
             WXHINSTANCE WXUNUSED(hPrevInstance),
             char *lpCmdLine,


@@ -594,21 +645,35 @@ int wxEntry(WXHINSTANCE hInstance,
     // (another useful flag is _CRTDBG_DELAY_FREE_MEM_DF which doesn't free
     //  deallocated memory which may be used to simulate low-memory condition)
     wxCrtSetDbgFlag(_CRTDBG_LEAK_CHECK_DF);
     // (another useful flag is _CRTDBG_DELAY_FREE_MEM_DF which doesn't free
     //  deallocated memory which may be used to simulate low-memory condition)
     wxCrtSetDbgFlag(_CRTDBG_LEAK_CHECK_DF);

+#ifdef __MWERKS__
+#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
+#endif
+
+    // take everything into a try-except block to be able to call
+    // OnFatalException() if necessary

 
 

-    // take everything into a try-except block in release build

     // FIXME other compilers must support Win32 SEH (structured exception
     //       handling) too, just find the appropriate keyword in their docs!
     //       Please note that it's _not_ the same as C++ exceptions!
     // FIXME other compilers must support Win32 SEH (structured exception
     //       handling) too, just find the appropriate keyword in their docs!
     //       Please note that it's _not_ the same as C++ exceptions!

-#if !defined(__WXDEBUG__) && defined(__VISUALC__)
-    #define CATCH_PROGRAM_EXCEPTIONS
+#ifndef __VISUALC__
+    #undef wxUSE_ON_FATAL_EXCEPTION
+    #define wxUSE_ON_FATAL_EXCEPTION 0
+#endif // VC++

 
 

+#if wxUSE_ON_FATAL_EXCEPTION

     __try {
     __try {

-#else
-    #undef  CATCH_PROGRAM_EXCEPTIONS

 #endif
         wxhInstance = (HINSTANCE) hInstance;
 
 #endif
         wxhInstance = (HINSTANCE) hInstance;
 

-        if (!wxApp::Initialize())
+        if (!wxEntryStart(0,0))

             return 0;
 
         // create the application object or ensure that one already exists
             return 0;
 
         // create the application object or ensure that one already exists


@@ -631,7 +696,7 @@ int wxEntry(WXHINSTANCE hInstance,
 
         // GUI-specific initialisation. In fact on Windows we don't have any,
         // but this call is provided for compatibility across platforms.
 
         // GUI-specific initialisation. In fact on Windows we don't have any,
         // but this call is provided for compatibility across platforms.

-        wxTheApp->OnInitGui();
+        wxEntryInitGui();

 
         // We really don't want timestamps by default, because it means
         // we can't simply double-click on the error message and get to that
 
         // We really don't want timestamps by default, because it means
         // we can't simply double-click on the error message and get to that


@@ -673,17 +738,16 @@ int wxEntry(WXHINSTANCE hInstance,
 
         wxTheApp->OnExit();
 
 
         wxTheApp->OnExit();
 

-        wxApp::CleanUp();
+        wxEntryCleanup();

 
         return retValue;
 
 
         return retValue;
 

-#ifdef CATCH_PROGRAM_EXCEPTIONS
+#if wxUSE_ON_FATAL_EXCEPTION

     }
     }

-    __except ( EXCEPTION_EXECUTE_HANDLER ) {
-        /*
-           if ( wxTheApp )
+    __except ( gs_handleExceptions ? EXCEPTION_EXECUTE_HANDLER
+                                   : EXCEPTION_CONTINUE_SEARCH ) {
+        if ( wxTheApp )

            wxTheApp->OnFatalException();
            wxTheApp->OnFatalException();

-         */

 
         // using wxLog would be unsafe here
         ::MessageBox(NULL,
 
         // using wxLog would be unsafe here
         ::MessageBox(NULL,


@@ -696,7 +760,7 @@ int wxEntry(WXHINSTANCE hInstance,
 
         // NOTREACHED
     }
 
         // NOTREACHED
     }

-#endif // CATCH_PROGRAM_EXCEPTIONS
+#endif // wxUSE_ON_FATAL_EXCEPTION

 }
 
 // restore warning state
 }
 
 // restore warning state


@@ -706,12 +770,14 @@ int wxEntry(WXHINSTANCE hInstance,
 
 #else /*  _WINDLL  */
 
 
 #else /*  _WINDLL  */
 

-//// Entry point for DLLs
+//----------------------------------------------------------------------
+// Entry point for wxWindows + the App in a DLL
+//----------------------------------------------------------------------

 
 int wxEntry(WXHINSTANCE hInstance)
 {
     wxhInstance = (HINSTANCE) hInstance;
 
 int wxEntry(WXHINSTANCE hInstance)
 {
     wxhInstance = (HINSTANCE) hInstance;

-    wxApp::Initialize();
+    wxEntryStart(0, 0);

 
     // The app may have declared a global application object, but we recommend
     // the IMPLEMENT_APP macro is used instead, which sets an initializer function
 
     // The app may have declared a global application object, but we recommend
     // the IMPLEMENT_APP macro is used instead, which sets an initializer function


@@ -729,7 +795,7 @@ int wxEntry(WXHINSTANCE hInstance)
     wxTheApp->argc = 0;
     wxTheApp->argv = NULL;
 
     wxTheApp->argc = 0;
     wxTheApp->argv = NULL;
 

-    wxTheApp->OnInitGui();
+    wxEntryInitGui();

 
     wxTheApp->OnInit();
 
 
     wxTheApp->OnInit();
 


@@ -778,8 +844,7 @@ bool wxApp::Initialized()
         return TRUE;
     else
         return FALSE;
         return TRUE;
     else
         return FALSE;

-#endif
-#ifdef _WINDLL // Assume initialized if DLL (no way of telling)
+#else // Assume initialized if DLL (no way of telling)

     return TRUE;
 #endif
 }
     return TRUE;
 #endif
 }


@@ -893,12 +958,10 @@ int wxApp::MainLoop()
         wxMutexGuiLeaveOrEnter();
 #endif // wxUSE_THREADS
 
         wxMutexGuiLeaveOrEnter();
 #endif // wxUSE_THREADS
 

-        while ( !::PeekMessage(&s_currentMsg, 0, 0, 0, PM_NOREMOVE) &&
-                ProcessIdle() )
-        {
-        }
-
+        while ( !Pending() && ProcessIdle() )
+            ;

 
 

+        // a message came or no more idle processing to do

         DoMessage();
     }
 
         DoMessage();
     }
 


@@ -917,12 +980,13 @@ bool wxApp::ProcessIdle()
 
 void wxApp::ExitMainLoop()
 {
 
 void wxApp::ExitMainLoop()
 {

+    // VZ: why not ::PostQuitMessage()?

     m_keepGoing = FALSE;
 }
 
 bool wxApp::Pending()
 {
     m_keepGoing = FALSE;
 }
 
 bool wxApp::Pending()
 {

-    return (::PeekMessage(&s_currentMsg, 0, 0, 0, PM_NOREMOVE) != 0);
+    return ::PeekMessage(&s_currentMsg, 0, 0, 0, PM_NOREMOVE) != 0;

 }
 
 void wxApp::Dispatch()
 }
 
 void wxApp::Dispatch()


@@ -940,19 +1004,24 @@ bool wxApp::ProcessMessage(WXMSG *wxmsg)
 {
     MSG *msg = (MSG *)wxmsg;
     HWND hWnd = msg->hwnd;
 {
     MSG *msg = (MSG *)wxmsg;
     HWND hWnd = msg->hwnd;

-    wxWindow *wndThis = wxFindWinFromHandle((WXHWND)hWnd), *wnd;
+    wxWindow *wndThis = wxGetWindowFromHWND((WXHWND)hWnd);

 
 

-    // for some composite controls (like a combobox), wndThis might be NULL
-    // because the subcontrol is not a wxWindow, but only the control itself
-    // is - try to catch this case
-    while ( hWnd && !wndThis )
+#if wxUSE_TOOLTIPS
+    // we must relay WM_MOUSEMOVE events to the tooltip ctrl if we want it to
+    // popup the tooltip bubbles
+    if ( wndThis && (msg->message == WM_MOUSEMOVE) )

     {
     {

-        hWnd = ::GetParent(hWnd);
-        wndThis = wxFindWinFromHandle((WXHWND)hWnd);
+        wxToolTip *tt = wndThis->GetToolTip();
+        if ( tt )
+        {
+            tt->RelayEvent(wxmsg);
+        }

     }
     }

+#endif // wxUSE_TOOLTIPS

 
     // Try translations first; find the youngest window with
     // a translation table.
 
     // Try translations first; find the youngest window with
     // a translation table.

+    wxWindow *wnd;

     for ( wnd = wndThis; wnd; wnd = wnd->GetParent() )
     {
         if ( wnd->MSWTranslateMessage(wxmsg) )
     for ( wnd = wndThis; wnd; wnd = wnd->GetParent() )
     {
         if ( wnd->MSWTranslateMessage(wxmsg) )


@@ -979,14 +1048,21 @@ void wxApp::OnIdle(wxIdleEvent& event)
 
     s_inOnIdle = TRUE;
 
 
     s_inOnIdle = TRUE;
 

+    // If there are pending events, we must process them: pending events
+    // are either events to the threads other than main or events posted
+    // with wxPostEvent() functions
+    // GRG: I have moved this here so that all pending events are processed
+    //   before starting to delete any objects. This behaves better (in
+    //   particular, wrt wxPostEvent) and is coherent with wxGTK's current
+    //   behaviour. Changed Feb/2000 before 2.1.14
+    ProcessPendingEvents();
+

     // 'Garbage' collection of windows deleted with Close().
     DeletePendingObjects();
 
 #if wxUSE_LOG
     // flush the logged messages if any
     // 'Garbage' collection of windows deleted with Close().
     DeletePendingObjects();
 
 #if wxUSE_LOG
     // flush the logged messages if any

-    wxLog *pLog = wxLog::GetActiveTarget();
-    if ( pLog != NULL && pLog->HasPendingMessages() )
-        pLog->Flush();
+    wxLog::FlushActive();

 #endif // wxUSE_LOG
 
     // Send OnIdle events to all windows
 #endif // wxUSE_LOG
 
     // Send OnIdle events to all windows


@@ -997,11 +1073,6 @@ void wxApp::OnIdle(wxIdleEvent& event)
         event.RequestMore(TRUE);
     }
 
         event.RequestMore(TRUE);
     }
 

-    // If they are pending events, we must process them: pending events are
-    // either events to the threads other than main or events posted with
-    // wxPostEvent() functions
-    ProcessPendingEvents();
-

     s_inOnIdle = FALSE;
 }
 
     s_inOnIdle = FALSE;
 }
 


@@ -1081,101 +1152,95 @@ void wxApp::OnQueryEndSession(wxCloseEvent& event)
     }
 }
 
     }
 }
 

-#if wxUSE_RICHEDIT
-
-/* static */
-bool wxApp::InitRichEdit(int version)
-{
-    wxCHECK_MSG( version >= 1 && version <= 3, FALSE,
-                 _T("incorrect richedit control version requested") );
-
-    if ( version <= gs_verRichEdit )
-    {
-        // we've already got this or better
-        return TRUE;
-    }
-
-    if ( gs_hRichEdit )
-    {
-        ::FreeLibrary(gs_hRichEdit);
-    }
-
-    // always try load riched20.dll first - like this we won't have to reload
-    // it later if we're first asked for RE 1 and then for RE 2 or 3
-    wxString dllname = _T("riched20.dll");
-    gs_hRichEdit = ::LoadLibrary(dllname);
-    if ( !gs_hRichEdit && (version == 1) )
-    {
-        // fall back to RE 1
-        dllname = _T("riched32.dll");
-        gs_hRichEdit = ::LoadLibrary(dllname);
-    }
-
-    if ( !gs_hRichEdit )
-    {
-        wxLogSysError(_("Could not load Rich Edit DLL '%s'"), dllname.c_str());
-
-        gs_verRichEdit = -1;
-
-        return FALSE;
-    }
-
-    gs_verRichEdit = version;
-
-    return TRUE;
-}
-
-#endif // wxUSE_RICHEDIT
-

 /* static */
 int wxApp::GetComCtl32Version()
 {
 /* static */
 int wxApp::GetComCtl32Version()
 {

-    // TODO should use DllGetVersion() instead of this hack
-

     // cache the result
     // cache the result

-    static int s_verComCtl32 = -1;      // MT-FIXME
+    static int s_verComCtl32 = -1;
+
+    wxCRIT_SECT_DECLARE(csComCtl32);
+    wxCRIT_SECT_LOCKER(lock, csComCtl32);

 
     if ( s_verComCtl32 == -1 )
     {
 
     if ( s_verComCtl32 == -1 )
     {

+        // initally assume no comctl32.dll at all

         s_verComCtl32 = 0;
 
         s_verComCtl32 = 0;
 

-        // have we loaded COMCTL32 yet?
-        HMODULE theModule = ::GetModuleHandle(wxT("COMCTL32"));
+        // do we have it?
+        HMODULE hModuleComCtl32 = ::GetModuleHandle(wxT("COMCTL32"));

 
         // if so, then we can check for the version
 
         // if so, then we can check for the version

-        if (theModule)
+        if ( hModuleComCtl32 )

         {
         {

-            // InitCommonControlsEx is unique to 4.7 and later
-            FARPROC theProc = ::GetProcAddress(theModule,
-                                               _T("InitCommonControlsEx"));
-
-            if ( !theProc )
-            {                    // not found, must be 4.00
-                s_verComCtl32 = 400;
-            }
-            else
-            {
-                // The following symbol are unique to 4.71
-                //   DllInstall
-                //   FlatSB_EnableScrollBar FlatSB_GetScrollInfo FlatSB_GetScrollPos
-                //   FlatSB_GetScrollProp FlatSB_GetScrollRange FlatSB_SetScrollInfo
-                //   FlatSB_SetScrollPos FlatSB_SetScrollProp FlatSB_SetScrollRange
-                //   FlatSB_ShowScrollBar
-                //   _DrawIndirectImageList _DuplicateImageList
-                //   InitializeFlatSB
-                //   UninitializeFlatSB
-                // we could check for any of these - I chose DllInstall
-                FARPROC theProc = ::GetProcAddress(theModule, _T("DllInstall"));
-                if ( !theProc )
+            // try to use DllGetVersion() if available in _headers_
+            #ifdef DLLVER_PLATFORM_WINDOWS // defined in shlwapi.h
+                DLLGETVERSIONPROC pfnDllGetVersion = (DLLGETVERSIONPROC)
+                    ::GetProcAddress(hModuleComCtl32, _T("DllGetVersion"));
+                if ( pfnDllGetVersion )

                 {
                 {

-                    // not found, must be 4.70
-                    s_verComCtl32 = 470;
+                    DLLVERSIONINFO dvi;
+                    dvi.cbSize = sizeof(dvi);
+
+                    HRESULT hr = (*pfnDllGetVersion)(&dvi);
+                    if ( FAILED(hr) )
+                    {
+                        wxLogApiError(_T("DllGetVersion"), hr);
+                    }
+                    else
+                    {
+                        // this is incompatible with _WIN32_IE values, but
+                        // compatible with the other values returned by
+                        // GetComCtl32Version()
+                        s_verComCtl32 = 100*dvi.dwMajorVersion +
+                                            dvi.dwMinorVersion;
+                    }

                 }
                 }

-                else
-                {                         // found, must be 4.71
-                    s_verComCtl32 = 471;
+            #endif
+                // DllGetVersion() unavailable either during compile or
+                // run-time, try to guess the version otherwise
+                if ( !s_verComCtl32 )
+                {
+                    // InitCommonControlsEx is unique to 4.70 and later
+                    FARPROC theProc = ::GetProcAddress
+                                        (
+                                         hModuleComCtl32,
+#if defined(__BORLANDC__) && (__BORLANDC__ <= 0x520)
+                                         "InitCommonControlsEx"
+#else
+                                         _T("InitCommonControlsEx")
+#endif
+                                        );
+
+                    if ( !theProc )
+                    {
+                        // not found, must be 4.00
+                        s_verComCtl32 = 400;
+                    }
+                    else
+                    {
+                        // many symbols appeared in comctl32 4.71, could use
+                        // any of them except may be DllInstall
+                        theProc = ::GetProcAddress
+                                    (
+                                     hModuleComCtl32,
+#if defined(__BORLANDC__) && (__BORLANDC__ <= 0x520)
+                                     "InitializeFlatSB"
+#else
+                                     _T("InitializeFlatSB")
+#endif
+                                    );
+                        if ( !theProc )
+                        {
+                            // not found, must be 4.70
+                            s_verComCtl32 = 470;
+                        }
+                        else
+                        {
+                            // found, must be 4.71
+                            s_verComCtl32 = 471;
+                        }
+                    }

                 }
                 }

-            }

         }
     }
 
         }
     }
 


@@ -1187,26 +1252,52 @@ void wxExit()
     wxLogError(_("Fatal error: exiting"));
 
     wxApp::CleanUp();
     wxLogError(_("Fatal error: exiting"));
 
     wxApp::CleanUp();

+    exit(0);

 }
 
 // Yield to incoming messages
 bool wxYield()
 {
 }
 
 // Yield to incoming messages
 bool wxYield()
 {

+    // disable log flushing from here because a call to wxYield() shouldn't
+    // normally result in message boxes popping up &c
+    wxLog::Suspend();
+

     // we don't want to process WM_QUIT from here - it should be processed in
     // the main event loop in order to stop it
     // we don't want to process WM_QUIT from here - it should be processed in
     // the main event loop in order to stop it

-

     MSG msg;
     while ( PeekMessage(&msg, (HWND)0, 0, 0, PM_NOREMOVE) &&
             msg.message != WM_QUIT )
     {
     MSG msg;
     while ( PeekMessage(&msg, (HWND)0, 0, 0, PM_NOREMOVE) &&
             msg.message != WM_QUIT )
     {

+#if wxUSE_THREADS
+        wxMutexGuiLeaveOrEnter();
+#endif // wxUSE_THREADS
+

         if ( !wxTheApp->DoMessage() )
             break;
     }
 
     // If they are pending events, we must process them.
         if ( !wxTheApp->DoMessage() )
             break;
     }
 
     // If they are pending events, we must process them.

-    wxTheApp->ProcessPendingEvents();
+    if (wxTheApp)
+        wxTheApp->ProcessPendingEvents();
+
+    // let the logs be flashed again
+    wxLog::Resume();
+
+    return TRUE;
+}
+
+bool wxHandleFatalExceptions(bool doit)
+{
+#if wxUSE_ON_FATAL_EXCEPTION
+    // assume this can only be called from the main thread
+    gs_handleExceptions = doit;

 
     return TRUE;
 
     return TRUE;

+#else
+    wxFAIL_MSG(_T("set wxUSE_ON_FATAL_EXCEPTION to 1 to sue this function"));
+
+    return FALSE;
+#endif

 }
 
 //-----------------------------------------------------------------------------
 }
 
 //-----------------------------------------------------------------------------


@@ -1217,11 +1308,16 @@ void wxWakeUpIdle()
 {
     // Send the top window a dummy message so idle handler processing will
     // start up again.  Doing it this way ensures that the idle handler
 {
     // Send the top window a dummy message so idle handler processing will
     // start up again.  Doing it this way ensures that the idle handler

-    // wakes up in the right thread.
+    // wakes up in the right thread (see also wxWakeUpMainThread() which does
+    // the same for the main app thread only)

     wxWindow *topWindow = wxTheApp->GetTopWindow();
     wxWindow *topWindow = wxTheApp->GetTopWindow();

-    if ( topWindow ) {
-        HWND hWnd = (HWND)topWindow->GetHWND();
-        ::PostMessage(hWnd, WM_NULL, 0, 0);
+    if ( topWindow )
+    {
+        if ( !::PostMessage(GetHwndOf(topWindow), WM_NULL, 0, 0) )
+        {
+            // should never happen
+            wxLogLastError("PostMessage(WM_NULL)");
+        }

     }
 }
 
     }
 }
 


@@ -1250,19 +1346,8 @@ wxApp::GetStdIcon(int which) const
     }
 }
 
     }
 }
 

-
-HINSTANCE wxGetInstance()
-{
-    return wxhInstance;
-}
-
-void wxSetInstance(HINSTANCE hInst)
-{
-    wxhInstance = hInst;
-}
-

 // For some reason, with MSVC++ 1.5, WinMain isn't linked in properly
 // if in a separate file. So include it here to ensure it's linked.
 // For some reason, with MSVC++ 1.5, WinMain isn't linked in properly
 // if in a separate file. So include it here to ensure it's linked.

-#if (defined(__VISUALC__) && !defined(__WIN32__)) || (defined(__GNUWIN32__) && !defined(__TWIN32__))
+#if (defined(__VISUALC__) && !defined(__WIN32__)) || (defined(__GNUWIN32__) && !defined(__TWIN32__) && !defined(WXMAKINGDLL))

 #include "main.cpp"
 #endif
 #include "main.cpp"
 #endif