Add comment explaining the role of wxMacExecute

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

diff --git a/src/msw/app.cpp b/src/msw/app.cpp
index a652ec54b77bcf13492d6cb0c7d939c480da91bd..2c0de2d84579540d6b6e8f57d23ef6d464b84449 100644 (file)
--- a/src/msw/app.cpp
+++ b/src/msw/app.cpp
@@ -54,6 +54,7 @@
 #include "wx/dynlib.h"
 
 #include "wx/msw/private.h"
 #include "wx/dynlib.h"
 
 #include "wx/msw/private.h"

+#include "wx/msw/ole/oleutils.h"

 
 #if wxUSE_TOOLTIPS
     #include "wx/tooltip.h"
 
 #if wxUSE_TOOLTIPS
     #include "wx/tooltip.h"


@@ -67,6 +68,10 @@
     #define  wxUSE_OLE 0
 #endif // broken compilers
 
     #define  wxUSE_OLE 0
 #endif // broken compilers
 

+#if defined(__POCKETPC__) || defined(__SMARTPHONE__)
+#include <aygshell.h>
+#endif
+

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


@@ -76,6 +81,12 @@
 
 #include "wx/msw/wrapcctl.h"
 
 
 #include "wx/msw/wrapcctl.h"
 

+// For MB_TASKMODAL
+#ifdef __WXWINCE__
+#include "wx/msw/wince/missing.h"
+#endif
+
+// For DLLVER_PLATFORM_WINDOWS

 #if (!defined(__MINGW32__) || wxCHECK_W32API_VERSION( 2, 0 )) && \
     !defined(__CYGWIN__) && !defined(__DIGITALMARS__) && !defined(__WXWINCE__) && \
     (!defined(_MSC_VER) || (_MSC_VER > 1100))
 #if (!defined(__MINGW32__) || wxCHECK_W32API_VERSION( 2, 0 )) && \
     !defined(__CYGWIN__) && !defined(__DIGITALMARS__) && !defined(__WXWINCE__) && \
     (!defined(_MSC_VER) || (_MSC_VER > 1100))


@@ -94,14 +105,17 @@ extern void wxSetKeyboardHook(bool doIt);
 
 // 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

-const wxChar *wxCanvasClassName        = wxT("wxWindowClass");
-const wxChar *wxCanvasClassNameNR      = wxT("wxWindowClassNR");
-const wxChar *wxMDIFrameClassName      = wxT("wxMDIFrameClass");
-const wxChar *wxMDIFrameClassNameNoRedraw = wxT("wxMDIFrameClassNR");
-const wxChar *wxMDIChildFrameClassName = wxT("wxMDIChildFrameClass");
-const wxChar *wxMDIChildFrameClassNameNoRedraw = wxT("wxMDIChildFrameClassNR");
-
-HBRUSH wxDisableButtonBrush = (HBRUSH) 0;
+#ifdef __WXWINCE__
+WXDLLIMPEXP_CORE       wxChar *wxCanvasClassName;
+WXDLLIMPEXP_CORE       wxChar *wxCanvasClassNameNR;
+#else
+WXDLLIMPEXP_CORE const wxChar *wxCanvasClassName        = wxT("wxWindowClass");
+WXDLLIMPEXP_CORE const wxChar *wxCanvasClassNameNR      = wxT("wxWindowClassNR");
+#endif
+WXDLLIMPEXP_CORE const wxChar *wxMDIFrameClassName      = wxT("wxMDIFrameClass");
+WXDLLIMPEXP_CORE const wxChar *wxMDIFrameClassNameNoRedraw = wxT("wxMDIFrameClassNR");
+WXDLLIMPEXP_CORE const wxChar *wxMDIChildFrameClassName = wxT("wxMDIChildFrameClass");
+WXDLLIMPEXP_CORE const wxChar *wxMDIChildFrameClassNameNoRedraw = wxT("wxMDIChildFrameClassNR");

 
 // ----------------------------------------------------------------------------
 // private functions
 
 // ----------------------------------------------------------------------------
 // private functions


@@ -175,7 +189,7 @@ void wxGUIAppTraits::AfterChildWaitLoop(void *dataOrig)
 {
     wxEndBusyCursor();
 
 {
     wxEndBusyCursor();
 

-    const ChildWaitLoopData * const data = (ChildWaitLoopData *)dataOrig;
+    ChildWaitLoopData * const data = (ChildWaitLoopData *)dataOrig;

 
     delete data->wd;
 
 
     delete data->wd;
 


@@ -183,6 +197,9 @@ void wxGUIAppTraits::AfterChildWaitLoop(void *dataOrig)
     // the other windows reenabled, the activation is going to return to the
     // window which had had it before
     data->winActive->Destroy();
     // the other windows reenabled, the activation is going to return to the
     // window which had had it before
     data->winActive->Destroy();

+
+    // also delete the temporary data object itself
+    delete data;

 }
 
 bool wxGUIAppTraits::DoMessageFromThreadWait()
 }
 
 bool wxGUIAppTraits::DoMessageFromThreadWait()


@@ -249,11 +266,25 @@ bool wxApp::Initialize(int& argc, wxChar **argv)
     // ensure that base cleanup is done if we return too early
     wxCallBaseCleanup callBaseCleanup(this);
 
     // ensure that base cleanup is done if we return too early
     wxCallBaseCleanup callBaseCleanup(this);
 

+#ifdef __WXWINCE__
+    wxString tmp = GetAppName();
+    tmp += wxT("ClassName");
+    wxCanvasClassName = wxStrdup( tmp.c_str() );
+    tmp += wxT("NR");
+    wxCanvasClassNameNR = wxStrdup( tmp.c_str() );
+    HWND hWnd = FindWindow( wxCanvasClassNameNR, NULL );
+    if (hWnd)
+    {
+        SetForegroundWindow( (HWND)(((DWORD)hWnd)|0x01) );
+        return false;
+    }
+#endif
+

     // the first thing to do is to check if we're trying to run an Unicode
     // program under Win9x w/o MSLU emulation layer - if so, abort right now
     // as it has no chance to work
 #if wxUSE_UNICODE && !wxUSE_UNICODE_MSLU
     // the first thing to do is to check if we're trying to run an Unicode
     // program under Win9x w/o MSLU emulation layer - if so, abort right now
     // as it has no chance to work
 #if wxUSE_UNICODE && !wxUSE_UNICODE_MSLU

-    if ( wxGetOsVersion() != wxWINDOWS_NT && wxGetOsVersion() != wxWINDOWS_CE )
+    if ( wxGetOsVersion() != wxWINDOWS_NT && wxGetOsVersion() != wxWINDOWS_CE && wxGetOsVersion() != wxWINDOWS_SMARTPHONE && wxGetOsVersion() != wxWINDOWS_POCKETPC )

     {
         // note that we can use MessageBoxW() as it's implemented even under
         // Win9x - OTOH, we can't use wxGetTranslation() because the file APIs
     {
         // note that we can use MessageBoxW() as it's implemented even under
         // Win9x - OTOH, we can't use wxGetTranslation() because the file APIs


@@ -262,11 +293,11 @@ bool wxApp::Initialize(int& argc, wxChar **argv)
         (
          NULL,
          _T("This program uses Unicode and requires Windows NT/2000/XP/CE.\nProgram aborted."),
         (
          NULL,
          _T("This program uses Unicode and requires Windows NT/2000/XP/CE.\nProgram aborted."),

-         _T("wxWindows Fatal Error"),
+         _T("wxWidgets Fatal Error"),

          MB_ICONERROR | MB_OK
         );
 
          MB_ICONERROR | MB_OK
         );
 

-        return FALSE;
+        return false;

     }
 #endif // wxUSE_UNICODE && !wxUSE_UNICODE_MSLU
 
     }
 #endif // wxUSE_UNICODE && !wxUSE_UNICODE_MSLU
 


@@ -274,67 +305,22 @@ bool wxApp::Initialize(int& argc, wxChar **argv)
     InitCommonControls();
 #endif // __WIN95__
 
     InitCommonControls();
 #endif // __WIN95__
 

-#if wxUSE_OLE || wxUSE_DRAG_AND_DROP
-
-#ifdef __WIN16__
-    // for OLE, enlarge message queue to be as large as possible
-    int iMsg = 96;
-    while (!SetMessageQueue(iMsg) && (iMsg -= 8))
-        ;
-#endif // Win16
-
-#if wxUSE_OLE
-    // we need to initialize OLE library
-#ifdef __WXWINCE__
-    if ( FAILED(::CoInitializeEx(NULL, COINIT_MULTITHREADED)) )
-        wxLogError(_("Cannot initialize OLE"));
-#else
-    if ( FAILED(::OleInitialize(NULL)) )
-        wxLogError(_("Cannot initialize OLE"));
+#if defined(__SMARTPHONE__) || defined(__POCKETPC__)
+    SHInitExtraControls();

 #endif
 #endif

-#endif
-
-#endif // wxUSE_OLE
-
-#if wxUSE_CTL3D
-    if (!Ctl3dRegister(wxhInstance))
-        wxLogError(wxT("Cannot register CTL3D"));

 
 

-    Ctl3dAutoSubclass(wxhInstance);
-#endif // wxUSE_CTL3D
+    wxOleInitialize();

 
     RegisterWindowClasses();
 
 
     RegisterWindowClasses();
 

-#if defined(__WXMICROWIN__) && !defined(__WXWINCE__)
-    // Create the brush for disabling bitmap buttons
-
-    LOGBRUSH lb;
-    lb.lbStyle = BS_PATTERN;
-    lb.lbColor = 0;
-    lb.lbHatch = (int)LoadBitmap( wxhInstance, wxT("wxDISABLE_BUTTON_BITMAP") );
-    if ( lb.lbHatch )
-    {
-        wxDisableButtonBrush = ::CreateBrushIndirect( & lb );
-        ::DeleteObject( (HGDIOBJ)lb.lbHatch );
-    }
-    //else: wxWindows resources are probably not linked in
-#endif
-

 #if wxUSE_PENWINDOWS
     wxRegisterPenWin();
 #endif
 
     wxWinHandleHash = new wxWinHashTable(wxKEY_INTEGER, 100);
 
 #if wxUSE_PENWINDOWS
     wxRegisterPenWin();
 #endif
 
     wxWinHandleHash = new wxWinHashTable(wxKEY_INTEGER, 100);
 

-    // This is to foil optimizations in Visual C++ that throw out dummy.obj.
-    // PLEASE DO NOT ALTER THIS.
-#if defined(__VISUALC__) && defined(__WIN16__) && !defined(WXMAKINGDLL)
-    extern char wxDummyChar;
-    if (wxDummyChar) wxDummyChar++;
-#endif
-

 #if !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
 #if !defined(__WXMICROWIN__) && !defined(__WXWINCE__)

-    wxSetKeyboardHook(TRUE);
+    wxSetKeyboardHook(true);

 #endif
 
     callBaseCleanup.Dismiss();
 #endif
 
     callBaseCleanup.Dismiss();


@@ -364,8 +350,8 @@ bool wxApp::RegisterWindowClasses()
     wndclass.hInstance     = wxhInstance;
     wndclass.hCursor       = ::LoadCursor((HINSTANCE)NULL, IDC_ARROW);
 
     wndclass.hInstance     = wxhInstance;
     wndclass.hCursor       = ::LoadCursor((HINSTANCE)NULL, IDC_ARROW);
 

-    // Register the frame window class.
-    wndclass.hbrBackground = (HBRUSH)(COLOR_APPWORKSPACE + 1);
+    // register the class for all normal windows
+    wndclass.hbrBackground = (HBRUSH)(COLOR_BTNFACE + 1);

     wndclass.lpszClassName = wxCanvasClassName;
     wndclass.style         = styleNormal;
 
     wndclass.lpszClassName = wxCanvasClassName;
     wndclass.style         = styleNormal;
 


@@ -421,7 +407,7 @@ bool wxApp::RegisterWindowClasses()
         wxLogLastError(wxT("RegisterClass(no redraw MDI child)"));
     }
 
         wxLogLastError(wxT("RegisterClass(no redraw MDI child)"));
     }
 

-    return TRUE;
+    return true;

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


@@ -430,7 +416,7 @@ bool wxApp::RegisterWindowClasses()
 
 bool wxApp::UnregisterWindowClasses()
 {
 
 bool wxApp::UnregisterWindowClasses()
 {

-    bool retval = TRUE;
+    bool retval = true;

 
 #ifndef __WXMICROWIN__
     // MDI frame window class.
 
 #ifndef __WXMICROWIN__
     // MDI frame window class.


@@ -438,7 +424,7 @@ bool wxApp::UnregisterWindowClasses()
     {
         wxLogLastError(wxT("UnregisterClass(MDI parent)"));
 
     {
         wxLogLastError(wxT("UnregisterClass(MDI parent)"));
 

-        retval = FALSE;
+        retval = false;

     }
 
     // "no redraw" MDI frame
     }
 
     // "no redraw" MDI frame


@@ -446,7 +432,7 @@ bool wxApp::UnregisterWindowClasses()
     {
         wxLogLastError(wxT("UnregisterClass(no redraw MDI parent frame)"));
 
     {
         wxLogLastError(wxT("UnregisterClass(no redraw MDI parent frame)"));
 

-        retval = FALSE;
+        retval = false;

     }
 
     // MDI child frame window class.
     }
 
     // MDI child frame window class.


@@ -454,7 +440,7 @@ bool wxApp::UnregisterWindowClasses()
     {
         wxLogLastError(wxT("UnregisterClass(MDI child)"));
 
     {
         wxLogLastError(wxT("UnregisterClass(MDI child)"));
 

-        retval = FALSE;
+        retval = false;

     }
 
     // "no redraw" MDI child frame
     }
 
     // "no redraw" MDI child frame


@@ -462,7 +448,7 @@ bool wxApp::UnregisterWindowClasses()
     {
         wxLogLastError(wxT("UnregisterClass(no redraw MDI child)"));
 
     {
         wxLogLastError(wxT("UnregisterClass(no redraw MDI child)"));
 

-        retval = FALSE;
+        retval = false;

     }
 
     // canvas class name
     }
 
     // canvas class name


@@ -470,14 +456,14 @@ bool wxApp::UnregisterWindowClasses()
     {
         wxLogLastError(wxT("UnregisterClass(canvas)"));
 
     {
         wxLogLastError(wxT("UnregisterClass(canvas)"));
 

-        retval = FALSE;
+        retval = false;

     }
 
     if ( !::UnregisterClass(wxCanvasClassNameNR, wxhInstance) )
     {
         wxLogLastError(wxT("UnregisterClass(no redraw canvas)"));
 
     }
 
     if ( !::UnregisterClass(wxCanvasClassNameNR, wxhInstance) )
     {
         wxLogLastError(wxT("UnregisterClass(no redraw canvas)"));
 

-        retval = FALSE;
+        retval = false;

     }
 #endif // __WXMICROWIN__
 
     }
 #endif // __WXMICROWIN__
 


@@ -493,23 +479,14 @@ void wxApp::CleanUp()
     wxAppBase::CleanUp();
 
 #if !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
     wxAppBase::CleanUp();
 
 #if !defined(__WXMICROWIN__) && !defined(__WXWINCE__)

-    wxSetKeyboardHook(FALSE);
+    wxSetKeyboardHook(false);

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

-    if ( wxDisableButtonBrush )
-        ::DeleteObject( wxDisableButtonBrush );
-
-#if wxUSE_OLE
-#ifdef __WXWINCE__
-    ::CoUninitialize();
-#else
-    ::OleUninitialize();
-#endif
-#endif
+    wxOleUninitialize();

 
     // 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
 
     // 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


@@ -517,12 +494,13 @@ void wxApp::CleanUp()
     // unregister the classes now
     UnregisterWindowClasses();
 
     // unregister the classes now
     UnregisterWindowClasses();
 

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

     delete wxWinHandleHash;
     wxWinHandleHash = NULL;
     delete wxWinHandleHash;
     wxWinHandleHash = NULL;

+    
+#ifdef __WXWINCE__
+    free( wxCanvasClassName );
+    free( wxCanvasClassNameNR );
+#endif

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


@@ -549,17 +527,9 @@ wxApp::~wxApp()
     delete [] argv;
 }
 
     delete [] argv;
 }
 

-bool wxApp::Initialized()
-{
-#ifndef _WINDLL
-    if (GetTopWindow())
-        return TRUE;
-    else
-        return FALSE;
-#else // Assume initialized if DLL (no way of telling)
-    return TRUE;
-#endif
-}
+// ----------------------------------------------------------------------------
+// wxApp idle handling
+// ----------------------------------------------------------------------------

 
 void wxApp::OnIdle(wxIdleEvent& event)
 {
 
 void wxApp::OnIdle(wxIdleEvent& event)
 {


@@ -591,10 +561,14 @@ void wxApp::WakeUpIdle()
     }
 }
 
     }
 }
 

+// ----------------------------------------------------------------------------
+// other wxApp event hanlders
+// ----------------------------------------------------------------------------
+

 void wxApp::OnEndSession(wxCloseEvent& WXUNUSED(event))
 {
     if (GetTopWindow())
 void wxApp::OnEndSession(wxCloseEvent& WXUNUSED(event))
 {
     if (GetTopWindow())

-        GetTopWindow()->Close(TRUE);
+        GetTopWindow()->Close(true);

 }
 
 // Default behaviour: close the application with prompts. The
 }
 
 // Default behaviour: close the application with prompts. The


@@ -604,15 +578,18 @@ void wxApp::OnQueryEndSession(wxCloseEvent& event)
     if (GetTopWindow())
     {
         if (!GetTopWindow()->Close(!event.CanVeto()))
     if (GetTopWindow())
     {
         if (!GetTopWindow()->Close(!event.CanVeto()))

-            event.Veto(TRUE);
+            event.Veto(true);

     }
 }
 
     }
 }
 

+// ----------------------------------------------------------------------------
+// miscellaneous
+// ----------------------------------------------------------------------------
+

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

-//FIX ME FOR DIGITALMARS!!
-#if defined(__WXMICROWIN__) || defined(__WXWINCE__) || defined(__DIGITALMARS__)
+#if defined(__WXMICROWIN__) || defined(__WXWINCE__)

     return 0;
 #else
     // cache the result
     return 0;
 #else
     // cache the result


@@ -635,7 +612,17 @@ int wxApp::GetComCtl32Version()
         // if so, then we can check for the version
         if ( dllComCtl32.IsLoaded() )
         {
         // if so, then we can check for the version
         if ( dllComCtl32.IsLoaded() )
         {

-#ifdef DLLVER_PLATFORM_WINDOWS
+#ifndef DLLVER_PLATFORM_WINDOWS
+                       typedef struct _DllVersionInfo
+                       {
+                               DWORD cbSize;
+                               DWORD dwMajorVersion;                   // Major version
+                               DWORD dwMinorVersion;                   // Minor version
+                               DWORD dwBuildNumber;                    // Build number
+                               DWORD dwPlatformID;                     // DLLVER_PLATFORM_*
+                       } DLLVERSIONINFO;
+                       typedef HRESULT (CALLBACK* DLLGETVERSIONPROC)(DLLVERSIONINFO *);
+#endif

             // try to use DllGetVersion() if available in _headers_
             wxDYNLIB_FUNCTION( DLLGETVERSIONPROC, DllGetVersion, dllComCtl32 );
             if ( pfnDllGetVersion )
             // try to use DllGetVersion() if available in _headers_
             wxDYNLIB_FUNCTION( DLLGETVERSIONPROC, DllGetVersion, dllComCtl32 );
             if ( pfnDllGetVersion )


@@ -657,7 +644,6 @@ int wxApp::GetComCtl32Version()
                                         dvi.dwMinorVersion;
                 }
             }
                                         dvi.dwMinorVersion;
                 }
             }

-#endif

 
             // if DllGetVersion() is unavailable either during compile or
             // run-time, try to guess the version otherwise
 
             // if DllGetVersion() is unavailable either during compile or
             // run-time, try to guess the version otherwise


@@ -699,7 +685,7 @@ int wxApp::GetComCtl32Version()
 bool wxApp::Yield(bool onlyIfNeeded)
 {
     // MT-FIXME
 bool wxApp::Yield(bool onlyIfNeeded)
 {
     // MT-FIXME

-    static bool s_inYield = FALSE;
+    static bool s_inYield = false;

 
 #if wxUSE_LOG
     // disable log flushing from here because a call to wxYield() shouldn't
 
 #if wxUSE_LOG
     // disable log flushing from here because a call to wxYield() shouldn't


@@ -714,10 +700,10 @@ bool wxApp::Yield(bool onlyIfNeeded)
             wxFAIL_MSG( wxT("wxYield called recursively" ) );
         }
 
             wxFAIL_MSG( wxT("wxYield called recursively" ) );
         }
 

-        return FALSE;
+        return false;

     }
 
     }
 

-    s_inYield = TRUE;
+    s_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


@@ -741,8 +727,78 @@ bool wxApp::Yield(bool onlyIfNeeded)
     wxLog::Resume();
 #endif // wxUSE_LOG
 
     wxLog::Resume();
 #endif // wxUSE_LOG
 

-    s_inYield = FALSE;
+    s_inYield = false;

 
 

-    return TRUE;
+    return true;

 }
 
 }
 

+#if wxUSE_EXCEPTIONS
+
+// ----------------------------------------------------------------------------
+// exception handling
+// ----------------------------------------------------------------------------
+
+bool wxApp::OnExceptionInMainLoop()
+{
+    // ask the user about what to do: use the Win32 API function here as it
+    // could be dangerous to use any wxWidgets code in this state
+    switch (
+            ::MessageBox
+              (
+                NULL,
+                _T("An unhandled exception occurred. Press \"Abort\" to \
+terminate the program,\r\n\
+\"Retry\" to exit the program normally and \"Ignore\" to try to continue."),
+                _T("Unhandled exception"),
+                MB_ABORTRETRYIGNORE |
+                MB_ICONERROR| 
+                MB_TASKMODAL
+              )
+           )
+    {
+        case IDABORT:
+            throw;
+
+        default:
+            wxFAIL_MSG( _T("unexpected MessageBox() return code") );
+            // fall through
+
+        case IDRETRY:
+            return false;
+
+        case IDIGNORE:
+            return true;
+    }
+}
+
+#endif // wxUSE_EXCEPTIONS
+
+// ----------------------------------------------------------------------------
+// deprecated event loop functions
+// ----------------------------------------------------------------------------
+
+#if WXWIN_COMPATIBILITY_2_4
+
+#include "wx/evtloop.h"
+
+void wxApp::DoMessage(WXMSG *pMsg)
+{
+    wxEventLoop *evtLoop = wxEventLoop::GetActive();
+    if ( evtLoop )
+        evtLoop->ProcessMessage(pMsg);
+}
+
+bool wxApp::DoMessage()
+{
+    wxEventLoop *evtLoop = wxEventLoop::GetActive();
+    return evtLoop ? evtLoop->Dispatch() : false;
+}
+
+bool wxApp::ProcessMessage(WXMSG* pMsg)
+{
+    wxEventLoop *evtLoop = wxEventLoop::GetActive();
+    return evtLoop && evtLoop->PreProcessMessage(pMsg);
+}
+
+#endif // WXWIN_COMPATIBILITY_2_4
+