fixed client area origin handling in wxGTK

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

diff --git a/src/msw/app.cpp b/src/msw/app.cpp
index 5f32a13e2041707c2ed66d91e153c0543a7ee48a..378dccbe3efc0014fa1dfd846af211da7146c228 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>


@@ -83,11 +86,13 @@
 #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__) || defined(__WXMICROWIN__)) && !defined(__CYGWIN10__))

     #include <commctrl.h>
 #endif
 
     #include <commctrl.h>
 #endif
 

+#ifndef __WXMICROWIN__

 #include "wx/msw/msvcrt.h"
 #include "wx/msw/msvcrt.h"

+#endif

 
 // ----------------------------------------------------------------------------
 // conditional compilation
 
 // ----------------------------------------------------------------------------
 // conditional compilation


@@ -110,7 +115,7 @@
     #define _WIN32_IE 0x0200
 #endif
 
     #define _WIN32_IE 0x0200
 #endif
 

-#if _WIN32_IE >= 0x0300
+#if _WIN32_IE >= 0x0300 && !defined(__MINGW32__)

     #include <shlwapi.h>
 #endif
 
     #include <shlwapi.h>
 #endif
 


@@ -119,11 +124,11 @@
 // ---------------------------------------------------------------------------
 
 extern wxChar *wxBuffer;
 // ---------------------------------------------------------------------------
 
 extern wxChar *wxBuffer;

-extern wxChar *wxOsVersion;

 extern wxList *wxWinHandleList;
 extern wxList WXDLLEXPORT wxPendingDelete;
 extern wxList *wxWinHandleList;
 extern wxList WXDLLEXPORT wxPendingDelete;

+#ifndef __WXMICROWIN__

 extern void wxSetKeyboardHook(bool doIt);
 extern void wxSetKeyboardHook(bool doIt);

-extern wxCursor *g_globalCursor;
+#endif

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


@@ -137,7 +142,9 @@ const wxChar *wxMDIFrameClassNameNoRedraw = wxT("wxMDIFrameClassNR");
 const wxChar *wxMDIChildFrameClassName = wxT("wxMDIChildFrameClass");
 const wxChar *wxMDIChildFrameClassNameNoRedraw = wxT("wxMDIChildFrameClassNR");
 const wxChar *wxPanelClassName         = wxT("wxPanelClass");
 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 *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;


@@ -151,6 +158,20 @@ HBRUSH wxDisableButtonBrush = (HBRUSH) 0;
 
 LRESULT WXDLLEXPORT APIENTRY wxWndProc(HWND, UINT, WPARAM, LPARAM);
 
 
 LRESULT WXDLLEXPORT APIENTRY wxWndProc(HWND, UINT, WPARAM, LPARAM);
 

+// FIXME wxUSE_ON_FATAL_EXCEPTION is only supported for VC++ now because it
+//       needs compiler support for Win32 SEH. Others (especially Borland)
+//       probably have it too, but I'm not sure about how it works
+// JACS: get 'Cannot use __try in functions that require unwinding
+// in Unicode mode, so disabling.
+#if !defined(__VISUALC__) || defined(__WIN16__) || defined(UNICODE)
+    #undef wxUSE_ON_FATAL_EXCEPTION
+    #define wxUSE_ON_FATAL_EXCEPTION 0
+#endif // VC++
+
+#if wxUSE_ON_FATAL_EXCEPTION
+    static bool gs_handleExceptions = FALSE;
+#endif
+

 // ===========================================================================
 // implementation
 // ===========================================================================
 // ===========================================================================
 // implementation
 // ===========================================================================


@@ -159,17 +180,38 @@ LRESULT WXDLLEXPORT APIENTRY wxWndProc(HWND, UINT, WPARAM, LPARAM);
 // wxApp
 // ---------------------------------------------------------------------------
 
 // wxApp
 // ---------------------------------------------------------------------------
 

-    IMPLEMENT_DYNAMIC_CLASS(wxApp, wxEvtHandler)
+IMPLEMENT_DYNAMIC_CLASS(wxApp, wxEvtHandler)

 
 

-    BEGIN_EVENT_TABLE(wxApp, wxEvtHandler)
-        EVT_IDLE(wxApp::OnIdle)
-        EVT_END_SESSION(wxApp::OnEndSession)
-        EVT_QUERY_END_SESSION(wxApp::OnQueryEndSession)
-    END_EVENT_TABLE()
+BEGIN_EVENT_TABLE(wxApp, wxEvtHandler)
+    EVT_IDLE(wxApp::OnIdle)
+    EVT_END_SESSION(wxApp::OnEndSession)
+    EVT_QUERY_END_SESSION(wxApp::OnQueryEndSession)
+END_EVENT_TABLE()

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

+    // the first thing to do is to check if we're trying to run an Unicode
+    // program under Win9x - if so, abort right now as it has no chance to
+    // work
+#if wxUSE_UNICODE
+    if ( wxGetOsVersion() != wxWINDOWS_NT )
+    {
+        // note that we can use MessageBoxW() as it's implemented even under
+        // Win9x - OTOH, we can't use wxGetTranslation() because the file APIs
+        // used by wxLocale are not
+        ::MessageBox
+        (
+         NULL,
+         _T("This program uses Unicode and requires Windows NT/2000.\nProgram aborted."),
+         _T("wxWindows Fatal Error"),
+         MB_ICONERROR | MB_OK
+        );
+
+        return FALSE;
+    }
+#endif // wxUSE_UNICODE
+

     // Some people may wish to use this, but
     // probably it shouldn't be here by default.
 #ifdef __WXDEBUG__
     // Some people may wish to use this, but
     // probably it shouldn't be here by default.
 #ifdef __WXDEBUG__


@@ -180,10 +222,6 @@ bool wxApp::Initialize()
 
     wxClassInfo::InitializeClasses();
 
 
     wxClassInfo::InitializeClasses();
 

-#if wxUSE_RESOURCES
-    wxGetResource(wxT("wxWindows"), wxT("OsVersion"), &wxOsVersion);
-#endif
-

 #if wxUSE_THREADS
     wxPendingEventsLocker = new wxCriticalSection;
 #endif
 #if wxUSE_THREADS
     wxPendingEventsLocker = new wxCriticalSection;
 #endif


@@ -200,12 +238,11 @@ bool wxApp::Initialize()
 
     wxBitmap::InitStandardHandlers();
 
 
     wxBitmap::InitStandardHandlers();
 

-#if defined(__WIN95__)
+#if defined(__WIN95__) && !defined(__WXMICROWIN__)

     InitCommonControls();
     InitCommonControls();

-

 #endif // __WIN95__
 
 #endif // __WIN95__
 

-#if wxUSE_OLE
+#if wxUSE_OLE || wxUSE_DRAG_AND_DROP

 
 #ifdef __WIN16__
     // for OLE, enlarge message queue to be as large as possible
 
 #ifdef __WIN16__
     // for OLE, enlarge message queue to be as large as possible


@@ -213,9 +250,11 @@ bool wxApp::Initialize()
     while (!SetMessageQueue(iMsg) && (iMsg -= 8))
         ;
 #endif // Win16
     while (!SetMessageQueue(iMsg) && (iMsg -= 8))
         ;
 #endif // Win16

+

     // we need to initialize OLE library
     if ( FAILED(::OleInitialize(NULL)) )
         wxLogError(_("Cannot initialize OLE"));
     // we need to initialize OLE library
     if ( FAILED(::OleInitialize(NULL)) )
         wxLogError(_("Cannot initialize OLE"));

+

 #endif // wxUSE_OLE
 
 #if wxUSE_CTL3D
 #endif // wxUSE_OLE
 
 #if wxUSE_CTL3D


@@ -223,9 +262,7 @@ bool wxApp::Initialize()
         wxLogError(wxT("Cannot register CTL3D"));
 
     Ctl3dAutoSubclass(wxhInstance);
         wxLogError(wxT("Cannot register CTL3D"));
 
     Ctl3dAutoSubclass(wxhInstance);

-#endif
-
-    g_globalCursor = new wxCursor;
+#endif // wxUSE_CTL3D

 
     // VZ: these icons are not in wx.rc anyhow (but should they?)!
 #if 0
 
     // VZ: these icons are not in wx.rc anyhow (but should they?)!
 #if 0


@@ -240,6 +277,7 @@ bool wxApp::Initialize()
 
     RegisterWindowClasses();
 
 
     RegisterWindowClasses();
 

+#ifndef __WXMICROWIN__

     // Create the brush for disabling bitmap buttons
 
     LOGBRUSH lb;
     // Create the brush for disabling bitmap buttons
 
     LOGBRUSH lb;


@@ -251,6 +289,7 @@ bool wxApp::Initialize()
         ::DeleteObject( (HGDIOBJ)lb.lbHatch );
     }
     //else: wxWindows resources are probably not linked in
         ::DeleteObject( (HGDIOBJ)lb.lbHatch );
     }
     //else: wxWindows resources are probably not linked in

+#endif

 
 #if wxUSE_PENWINDOWS
     wxRegisterPenWin();
 
 #if wxUSE_PENWINDOWS
     wxRegisterPenWin();


@@ -260,12 +299,14 @@ bool wxApp::Initialize()
 
     // This is to foil optimizations in Visual C++ that throw out dummy.obj.
     // PLEASE DO NOT ALTER THIS.
 
     // This is to foil optimizations in Visual C++ that throw out dummy.obj.
     // PLEASE DO NOT ALTER THIS.

-#if defined(__VISUALC__) && !defined(WXMAKINGDLL)
+#if defined(__VISUALC__) && defined(__WIN16__) && !defined(WXMAKINGDLL)

     extern char wxDummyChar;
     if (wxDummyChar) wxDummyChar++;
 #endif
 
     extern char wxDummyChar;
     if (wxDummyChar) wxDummyChar++;
 #endif
 

+#ifndef __WXMICROWIN__

     wxSetKeyboardHook(TRUE);
     wxSetKeyboardHook(TRUE);

+#endif

 
     wxModule::RegisterModules();
     if (!wxModule::InitializeModules())
 
     wxModule::RegisterModules();
     if (!wxModule::InitializeModules())


@@ -305,7 +346,7 @@ bool wxApp::RegisterWindowClasses()
 
     if ( !RegisterClass(&wndclass) )
     {
 
     if ( !RegisterClass(&wndclass) )
     {

-        wxLogLastError("RegisterClass(frame)");
+        wxLogLastError(wxT("RegisterClass(frame)"));

 
         return FALSE;
     }
 
         return FALSE;
     }


@@ -316,7 +357,7 @@ bool wxApp::RegisterWindowClasses()
 
     if ( !RegisterClass(&wndclass) )
     {
 
     if ( !RegisterClass(&wndclass) )
     {

-        wxLogLastError("RegisterClass(no redraw frame)");
+        wxLogLastError(wxT("RegisterClass(no redraw frame)"));

 
         return FALSE;
     }
 
         return FALSE;
     }


@@ -328,7 +369,7 @@ bool wxApp::RegisterWindowClasses()
 
     if ( !RegisterClass(&wndclass) )
     {
 
     if ( !RegisterClass(&wndclass) )
     {

-        wxLogLastError("RegisterClass(MDI parent)");
+        wxLogLastError(wxT("RegisterClass(MDI parent)"));

 
         return FALSE;
     }
 
         return FALSE;
     }


@@ -339,7 +380,7 @@ bool wxApp::RegisterWindowClasses()
 
     if ( !RegisterClass(&wndclass) )
     {
 
     if ( !RegisterClass(&wndclass) )
     {

-        wxLogLastError("RegisterClass(no redraw MDI parent frame)");
+        wxLogLastError(wxT("RegisterClass(no redraw MDI parent frame)"));

 
         return FALSE;
     }
 
         return FALSE;
     }


@@ -351,7 +392,7 @@ bool wxApp::RegisterWindowClasses()
 
     if ( !RegisterClass(&wndclass) )
     {
 
     if ( !RegisterClass(&wndclass) )
     {

-        wxLogLastError("RegisterClass(MDI child)");
+        wxLogLastError(wxT("RegisterClass(MDI child)"));

 
         return FALSE;
     }
 
         return FALSE;
     }


@@ -362,7 +403,7 @@ bool wxApp::RegisterWindowClasses()
 
     if ( !RegisterClass(&wndclass) )
     {
 
     if ( !RegisterClass(&wndclass) )
     {

-        wxLogLastError("RegisterClass(no redraw MDI child)");
+        wxLogLastError(wxT("RegisterClass(no redraw MDI child)"));

 
         return FALSE;
     }
 
         return FALSE;
     }


@@ -374,7 +415,18 @@ bool wxApp::RegisterWindowClasses()
 
     if ( !RegisterClass(&wndclass) )
     {
 
     if ( !RegisterClass(&wndclass) )
     {

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

 
         return FALSE;
     }
 
         return FALSE;
     }


@@ -385,7 +437,16 @@ bool wxApp::RegisterWindowClasses()
 
     if ( !RegisterClass(&wndclass) )
     {
 
     if ( !RegisterClass(&wndclass) )
     {

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

 
         return FALSE;
     }
 
         return FALSE;
     }


@@ -393,6 +454,96 @@ bool wxApp::RegisterWindowClasses()
     return TRUE;
 }
 
     return TRUE;
 }
 

+// ---------------------------------------------------------------------------
+// UnregisterWindowClasses
+// ---------------------------------------------------------------------------
+
+bool wxApp::UnregisterWindowClasses()
+{
+    bool retval = TRUE;
+
+    // frame window class.
+    if ( !UnregisterClass(wxFrameClassName, wxhInstance) )
+    {
+        wxLogLastError(wxT("UnregisterClass(frame)"));
+
+        retval = FALSE;
+    }
+
+    // "no redraw" frame
+    if ( !UnregisterClass(wxFrameClassNameNoRedraw, wxhInstance) )
+    {
+        wxLogLastError(wxT("UnregisterClass(no redraw frame)"));
+
+        return FALSE;
+    }
+
+    // MDI frame window class.
+    if ( !UnregisterClass(wxMDIFrameClassName, wxhInstance) )
+    {
+        wxLogLastError(wxT("UnregisterClass(MDI parent)"));
+
+        retval = FALSE;
+    }
+
+    // "no redraw" MDI frame
+    if ( !UnregisterClass(wxMDIFrameClassNameNoRedraw, wxhInstance) )
+    {
+        wxLogLastError(wxT("UnregisterClass(no redraw MDI parent frame)"));
+
+        retval = FALSE;
+    }
+
+    // MDI child frame window class.
+    if ( !UnregisterClass(wxMDIChildFrameClassName, wxhInstance) )
+    {
+        wxLogLastError(wxT("UnregisterClass(MDI child)"));
+
+        retval = FALSE;
+    }
+
+    // "no redraw" MDI child frame
+    if ( !UnregisterClass(wxMDIChildFrameClassNameNoRedraw, wxhInstance) )
+    {
+        wxLogLastError(wxT("UnregisterClass(no redraw MDI child)"));
+
+        retval = FALSE;
+    }
+
+    // panel window class.
+    if ( !UnregisterClass(wxPanelClassName, wxhInstance) )
+    {
+        wxLogLastError(wxT("UnregisterClass(panel)"));
+
+        retval = FALSE;
+    }
+
+    // no redraw panel window class.
+    if ( !UnregisterClass(wxPanelClassNameNR, wxhInstance) )
+    {
+        wxLogLastError(wxT("UnregisterClass(no redraw panel)"));
+
+        retval = FALSE;
+    }
+
+    // canvas and textsubwindow class name
+    if ( !UnregisterClass(wxCanvasClassName, wxhInstance) )
+    {
+        wxLogLastError(wxT("UnregisterClass(canvas)"));
+
+        retval = FALSE;
+    }
+
+    if ( !UnregisterClass(wxCanvasClassNameNR, wxhInstance) )
+    {
+        wxLogLastError(wxT("UnregisterClass(no redraw canvas)"));
+
+        retval = FALSE;
+    }
+
+    return retval;
+}
+

 // ---------------------------------------------------------------------------
 // Convert Windows to argc, argv style
 // ---------------------------------------------------------------------------
 // ---------------------------------------------------------------------------
 // Convert Windows to argc, argv style
 // ---------------------------------------------------------------------------


@@ -494,13 +645,6 @@ 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.


@@ -516,7 +660,9 @@ void wxApp::CleanUp()
 
     //// WINDOWS-SPECIFIC CLEANUP
 
 
     //// WINDOWS-SPECIFIC CLEANUP
 

+#ifndef __WXMICROWIN__

     wxSetKeyboardHook(FALSE);
     wxSetKeyboardHook(FALSE);

+#endif

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


@@ -543,6 +689,14 @@ void wxApp::CleanUp()
     ::OleUninitialize();
 #endif
 
     ::OleUninitialize();
 #endif
 

+#ifdef WXMAKINGDLL
+    // for an EXE the classes are unregistered when it terminates but DLL may
+    // be loaded several times (load/unload/load) into the same process in
+    // which case the registration will fail after the first time if we don't
+    // unregister the classes now
+    UnregisterWindowClasses();
+#endif // WXMAKINGDLL
+

 #if wxUSE_CTL3D
     Ctl3dUnregister(wxhInstance);
 #endif
 #if wxUSE_CTL3D
     Ctl3dUnregister(wxhInstance);
 #endif


@@ -553,11 +707,14 @@ void wxApp::CleanUp()
     // GL: I'm annoyed ... I don't know where to put this and I don't want to
     // create a module for that as it's part of the core.
     delete wxPendingEvents;
     // GL: I'm annoyed ... I don't know where to put this and I don't want to
     // create a module for that as it's part of the core.
     delete wxPendingEvents;

+

 #if wxUSE_THREADS
     delete wxPendingEventsLocker;
 #if wxUSE_THREADS
     delete wxPendingEventsLocker;

-    // If we don't do the following, we get an apparent memory leak.
+    // If we don't do the following, we get an apparent memory leak
+#if wxUSE_VALIDATORS

     ((wxEvtHandler&) wxDefaultValidator).ClearEventLocker();
     ((wxEvtHandler&) wxDefaultValidator).ClearEventLocker();

-#endif
+#endif // wxUSE_VALIDATORS
+#endif // wxUSE_THREADS

 
     wxClassInfo::CleanUpClasses();
 
 
     wxClassInfo::CleanUpClasses();
 


@@ -571,7 +728,7 @@ 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();
     }


@@ -584,6 +741,26 @@ 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()
+{
+    return wxTheApp->OnInitGui();
+}
+
+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


@@ -592,7 +769,9 @@ 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,


@@ -602,7 +781,10 @@ int wxEntry(WXHINSTANCE hInstance,
     // do check for memory leaks on program exit
     // (another useful flag is _CRTDBG_DELAY_FREE_MEM_DF which doesn't free
     //  deallocated memory which may be used to simulate low-memory condition)
     // do check for memory leaks on program exit
     // (another useful flag is _CRTDBG_DELAY_FREE_MEM_DF which doesn't free
     //  deallocated memory which may be used to simulate low-memory condition)

+#ifndef __WXMICROWIN__

     wxCrtSetDbgFlag(_CRTDBG_LEAK_CHECK_DF);
     wxCrtSetDbgFlag(_CRTDBG_LEAK_CHECK_DF);

+#endif
+

 #ifdef __MWERKS__
 #if (defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT
     // This seems to be necessary since there are 'rogue'
 #ifdef __MWERKS__
 #if (defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT
     // This seems to be necessary since there are 'rogue'


@@ -614,20 +796,15 @@ int wxEntry(WXHINSTANCE hInstance,
     wxDebugContext::SetCheckpoint();
 #endif
 #endif
     wxDebugContext::SetCheckpoint();
 #endif
 #endif

-    // 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!
-#if !defined(__WXDEBUG__) && defined(__VISUALC__)
-    #define CATCH_PROGRAM_EXCEPTIONS

 
 

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


@@ -639,7 +816,7 @@ int wxEntry(WXHINSTANCE hInstance,
             wxCHECK_MSG( wxApp::GetInitializerFunction(), 0,
                          wxT("No initializer - use IMPLEMENT_APP macro.") );
 
             wxCHECK_MSG( wxApp::GetInitializerFunction(), 0,
                          wxT("No initializer - use IMPLEMENT_APP macro.") );
 

-            wxTheApp = (*wxApp::GetInitializerFunction()) ();
+            wxTheApp = (wxApp*) (*wxApp::GetInitializerFunction()) ();

         }
 
         wxCHECK_MSG( wxTheApp, 0, wxT("You have to define an instance of wxApp!") );
         }
 
         wxCHECK_MSG( wxTheApp, 0, wxT("You have to define an instance of wxApp!") );


@@ -648,10 +825,6 @@ int wxEntry(WXHINSTANCE hInstance,
         wxTheApp->ConvertToStandardCommandArgs(lpCmdLine);
         wxTheApp->m_nCmdShow = nCmdShow;
 
         wxTheApp->ConvertToStandardCommandArgs(lpCmdLine);
         wxTheApp->m_nCmdShow = nCmdShow;
 

-        // GUI-specific initialisation. In fact on Windows we don't have any,
-        // but this call is provided for compatibility across platforms.
-        wxTheApp->OnInitGui();
-

         // 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
         // line in the source. So VC++ at least, let's have a sensible default.
         // 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
         // line in the source. So VC++ at least, let's have a sensible default.


@@ -661,15 +834,33 @@ int wxEntry(WXHINSTANCE hInstance,
 
         int retValue = 0;
 
 
         int retValue = 0;
 

-        if ( wxTheApp->OnInit() )
+        // it is common to create a modal dialog in OnInit() (to ask/notify the
+        // user about something) but it wouldn't work if we don't change the
+        // "exit on delete last frame" flag here as when this dialog is
+        // deleted, the app would terminate (it was the last top level window
+        // as the main frame wasn't created yet!), so disable this behaviour
+        // temproarily
+        bool exitOnLastFrameDelete = wxTheApp->GetExitOnFrameDelete();
+        wxTheApp->SetExitOnFrameDelete(FALSE);
+
+        // init the app
+        retValue = wxEntryInitGui() && wxTheApp->OnInit() ? 0 : -1;
+
+        // restore the old flag value
+        wxTheApp->SetExitOnFrameDelete(exitOnLastFrameDelete);
+
+        if ( retValue == 0 )

         {
             if ( enterLoop )
             {
         {
             if ( enterLoop )
             {

+                // run the main loop

                 retValue = wxTheApp->OnRun();
             }
             else
                 retValue = wxTheApp->OnRun();
             }
             else

-                // We want to initialize, but not run or exit immediately.
+            {
+                // we want to initialize, but not run or exit immediately.

                 return 1;
                 return 1;

+            }

         }
         //else: app initialization failed, so we skipped OnRun()
 
         }
         //else: app initialization failed, so we skipped OnRun()
 


@@ -692,30 +883,25 @@ 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 )
+        {
+           // give the user a chance to do something special about this

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

-         */
-
-        // using wxLog would be unsafe here
-        ::MessageBox(NULL,
-                     _("Unrecoverable program error detected: "
-                     " the application will terminate."),
-                     _("Fatal Error"),
-                     MB_APPLMODAL | MB_ICONSTOP | MB_OK);
+        }

 
         ::ExitProcess(3); // the same exit code as abort()
 
         // NOTREACHED
     }
 
         ::ExitProcess(3); // the same exit code as abort()
 
         // NOTREACHED
     }

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

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


@@ -725,12 +911,14 @@ 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


@@ -748,7 +936,7 @@ int wxEntry(WXHINSTANCE hInstance)
     wxTheApp->argc = 0;
     wxTheApp->argv = NULL;
 
     wxTheApp->argc = 0;
     wxTheApp->argv = NULL;
 

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

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


@@ -768,14 +956,9 @@ wxAppInitializerFunction wxAppBase::m_appInitFn = (wxAppInitializerFunction) NUL
 
 wxApp::wxApp()
 {
 
 wxApp::wxApp()
 {

-    m_topWindow = NULL;
-    wxTheApp = this;
-    m_wantDebugOutput = TRUE;
-

     argc = 0;
     argv = NULL;
     m_printMode = wxPRINT_WINDOWS;
     argc = 0;
     argv = NULL;
     m_printMode = wxPRINT_WINDOWS;

-    m_exitOnFrameDelete = TRUE;

     m_auto3D = TRUE;
 }
 
     m_auto3D = TRUE;
 }
 


@@ -797,8 +980,7 @@ 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
 }


@@ -821,7 +1003,7 @@ bool wxApp::DoMessage()
     else if ( rc == -1 )
     {
         // should never happen, but let's test for it nevertheless
     else if ( rc == -1 )
     {
         // should never happen, but let's test for it nevertheless

-        wxLogLastError("GetMessage");
+        wxLogLastError(wxT("GetMessage"));

     }
     else
     {
     }
     else
     {


@@ -878,16 +1060,21 @@ bool wxApp::DoMessage()
 #endif // wxUSE_THREADS
 
         // Process the message
 #endif // wxUSE_THREADS
 
         // Process the message

-        if ( !ProcessMessage((WXMSG *)&s_currentMsg) )
-        {
-            ::TranslateMessage(&s_currentMsg);
-            ::DispatchMessage(&s_currentMsg);
-        }
+        DoMessage((WXMSG *)&s_currentMsg);

     }
 
     return TRUE;
 }
 
     }
 
     return TRUE;
 }
 

+void wxApp::DoMessage(WXMSG *pMsg)
+{
+    if ( !ProcessMessage(pMsg) )
+    {
+        ::TranslateMessage((MSG *)pMsg);
+        ::DispatchMessage((MSG *)pMsg);
+    }
+}
+

 /*
  * Keep trying to process messages until WM_QUIT
  * received.
 /*
  * Keep trying to process messages until WM_QUIT
  * received.


@@ -912,12 +1099,10 @@ 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();
     }
 


@@ -936,12 +1121,13 @@ 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()


@@ -958,33 +1144,71 @@ void wxApp::Dispatch()
 bool wxApp::ProcessMessage(WXMSG *wxmsg)
 {
     MSG *msg = (MSG *)wxmsg;
 bool wxApp::ProcessMessage(WXMSG *wxmsg)
 {
     MSG *msg = (MSG *)wxmsg;

-    HWND hWnd = msg->hwnd;
-    wxWindow *wndThis = wxFindWinFromHandle((WXHWND)hWnd), *wnd;
+    HWND hwnd = msg->hwnd;
+    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 )
+    // this may happen if the event occured in a standard modeless dialog (the
+    // only example of which I know of is the find/replace dialog) - then call
+    // IsDialogMessage() to make TAB navigation in it work
+    if ( !wndThis )

     {
     {

-        hWnd = ::GetParent(hWnd);
-        wndThis = wxFindWinFromHandle((WXHWND)hWnd);
+        // we need to find the dialog containing this control as
+        // IsDialogMessage() just eats all the messages (i.e. returns TRUE for
+        // them) if we call it for the control itself
+        while ( hwnd && ::GetWindowLong(hwnd, GWL_STYLE) & WS_CHILD )
+        {
+            hwnd = ::GetParent(hwnd);
+        }
+
+        return hwnd && ::IsDialogMessage(hwnd, msg) != 0;

     }
 
     }
 

-    // Try translations first; find the youngest window with
-    // a translation table.
+#if wxUSE_TOOLTIPS
+    // we must relay WM_MOUSEMOVE events to the tooltip ctrl if we want it to
+    // popup the tooltip bubbles
+    if ( (msg->message == WM_MOUSEMOVE) )
+    {
+        wxToolTip *tt = wndThis->GetToolTip();
+        if ( tt )
+        {
+            tt->RelayEvent(wxmsg);
+        }
+    }
+#endif // wxUSE_TOOLTIPS
+
+    // allow the window to prevent certain messages from being
+    // translated/processed (this is currently used by wxTextCtrl to always
+    // grab Ctrl-C/V/X, even if they are also accelerators in some parent)
+    if ( !wndThis->MSWShouldPreProcessMessage(wxmsg) )
+    {
+        return FALSE;
+    }
+
+    // try translations first: the accelerators override everything
+    wxWindow *wnd;
+

     for ( wnd = wndThis; wnd; wnd = wnd->GetParent() )
     {
     for ( wnd = wndThis; wnd; wnd = wnd->GetParent() )
     {

-        if ( wnd->MSWTranslateMessage(wxmsg) )
+        if ( wnd->MSWTranslateMessage(wxmsg))

             return TRUE;
             return TRUE;

+
+        // stop at first top level window, i.e. don't try to process the key
+        // strokes originating in a dialog using the accelerators of the parent
+        // frame - this doesn't make much sense
+        if ( wnd->IsTopLevel() )
+            break;

     }
 
     }
 

-    // Anyone for a non-translation message? Try youngest descendants first.
-    for ( wnd = wndThis; wnd; wnd = wnd->GetParent() )
+    // now try the other hooks (kbd navigation is handled here): we start from
+    // wndThis->GetParent() because wndThis->MSWProcessMessage() was already
+    // called above
+    for ( wnd = wndThis->GetParent(); wnd; wnd = wnd->GetParent() )

     {
         if ( wnd->MSWProcessMessage(wxmsg) )
             return TRUE;
     }
 
     {
         if ( wnd->MSWProcessMessage(wxmsg) )
             return TRUE;
     }
 

+    // no special preprocessing for this message, dispatch it normally

     return FALSE;
 }
 
     return FALSE;
 }
 


@@ -998,16 +1222,31 @@ 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
 
 #endif // wxUSE_LOG
 

+#if wxUSE_DC_CACHEING
+    // automated DC cache management: clear the cached DCs and bitmap
+    // if it's likely that the app has finished with them, that is, we
+    // get an idle event and we're not dragging anything.
+    if (!::GetKeyState(MK_LBUTTON) && !::GetKeyState(MK_MBUTTON) && !::GetKeyState(MK_RBUTTON))
+        wxDC::ClearCache();
+#endif // wxUSE_DC_CACHEING
+

     // Send OnIdle events to all windows
     if ( SendIdleEvents() )
     {
     // Send OnIdle events to all windows
     if ( SendIdleEvents() )
     {


@@ -1016,11 +1255,6 @@ 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;
 }
 


@@ -1103,6 +1337,9 @@ void wxApp::OnQueryEndSession(wxCloseEvent& event)
 /* static */
 int wxApp::GetComCtl32Version()
 {
 /* static */
 int wxApp::GetComCtl32Version()
 {

+#ifdef __WXMICROWIN__
+    return 0;
+#else

     // cache the result
     static int s_verComCtl32 = -1;
 
     // cache the result
     static int s_verComCtl32 = -1;
 


@@ -1123,7 +1360,7 @@ int wxApp::GetComCtl32Version()
             // try to use DllGetVersion() if available in _headers_
             #ifdef DLLVER_PLATFORM_WINDOWS // defined in shlwapi.h
                 DLLGETVERSIONPROC pfnDllGetVersion = (DLLGETVERSIONPROC)
             // try to use DllGetVersion() if available in _headers_
             #ifdef DLLVER_PLATFORM_WINDOWS // defined in shlwapi.h
                 DLLGETVERSIONPROC pfnDllGetVersion = (DLLGETVERSIONPROC)

-                    ::GetProcAddress(hModuleComCtl32, _T("DllGetVersion"));
+                    ::GetProcAddress(hModuleComCtl32, "DllGetVersion");

                 if ( pfnDllGetVersion )
                 {
                     DLLVERSIONINFO dvi;
                 if ( pfnDllGetVersion )
                 {
                     DLLVERSIONINFO dvi;


@@ -1152,7 +1389,7 @@ int wxApp::GetComCtl32Version()
                     FARPROC theProc = ::GetProcAddress
                                         (
                                          hModuleComCtl32,
                     FARPROC theProc = ::GetProcAddress
                                         (
                                          hModuleComCtl32,

-                                         _T("InitCommonControlsEx")
+                                         "InitCommonControlsEx"

                                         );
 
                     if ( !theProc )
                                         );
 
                     if ( !theProc )


@@ -1167,7 +1404,7 @@ int wxApp::GetComCtl32Version()
                         theProc = ::GetProcAddress
                                     (
                                      hModuleComCtl32,
                         theProc = ::GetProcAddress
                                     (
                                      hModuleComCtl32,

-                                     _T("InitializeFlatSB")
+                                     "InitializeFlatSB"

                                     );
                         if ( !theProc )
                         {
                                     );
                         if ( !theProc )
                         {


@@ -1185,6 +1422,7 @@ int wxApp::GetComCtl32Version()
     }
 
     return s_verComCtl32;
     }
 
     return s_verComCtl32;

+#endif

 }
 
 void wxExit()
 }
 
 void wxExit()


@@ -1192,26 +1430,74 @@ void wxExit()
     wxLogError(_("Fatal error: exiting"));
 
     wxApp::CleanUp();
     wxLogError(_("Fatal error: exiting"));
 
     wxApp::CleanUp();

+    exit(0);

 }
 
 // Yield to incoming messages
 }
 
 // Yield to incoming messages

+
+static bool gs_inYield = FALSE;
+

 bool wxYield()
 {
 bool wxYield()
 {

+    // disable log flushing from here because a call to wxYield() shouldn't
+    // normally result in message boxes popping up &c
+    wxLog::Suspend();
+
+#ifdef __WXDEBUG__
+    if (gs_inYield)
+        wxFAIL_MSG( wxT("wxYield called recursively" ) );
+#endif
+
+    gs_inYield = TRUE;
+

     // 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();
+
+    gs_inYield = FALSE;
+
+    return TRUE;
+}
+
+// Yield to incoming messages; but fail silently if recursion is detected.
+bool wxYieldIfNeeded()
+{
+    if (gs_inYield)
+        return FALSE;
+
+    return wxYield();
+}
+
+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"));
+       
+       (void)doit;
+    return FALSE;
+#endif

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


@@ -1230,7 +1516,7 @@ void wxWakeUpIdle()
         if ( !::PostMessage(GetHwndOf(topWindow), WM_NULL, 0, 0) )
         {
             // should never happen
         if ( !::PostMessage(GetHwndOf(topWindow), WM_NULL, 0, 0) )
         {
             // should never happen

-            wxLogLastError("PostMessage(WM_NULL)");
+            wxLogLastError(wxT("PostMessage(WM_NULL)"));

         }
     }
 }
         }
     }
 }


@@ -1262,6 +1548,6 @@ wxApp::GetStdIcon(int which) const
 
 // 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