allow compilation with wxUSE_CHOICEDLG set to 0

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

diff --git a/src/msw/app.cpp b/src/msw/app.cpp
index 2b69e913004dfc9dd2431da74cb3505cca1f3dcf..b7ea22165676c7fb9d4a5bc570ad4a4aa87e1dbc 100644 (file)
--- a/src/msw/app.cpp
+++ b/src/msw/app.cpp
@@ -76,6 +76,11 @@
 
 #include "wx/msw/wrapcctl.h"
 
+// For MB_TASKMODAL
+#ifdef __WXWINCE__
+#include "wx/msw/wince/missing.h"
+#endif
+
 #if (!defined(__MINGW32__) || wxCHECK_W32API_VERSION( 2, 0 )) && \
     !defined(__CYGWIN__) && !defined(__DIGITALMARS__) && !defined(__WXWINCE__) && \
     (!defined(_MSC_VER) || (_MSC_VER > 1100))
@@ -94,8 +99,13 @@ 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
+#ifdef __WXWINCE__
+      wxChar *wxCanvasClassName;
+      wxChar *wxCanvasClassNameNR;
+#else
 const wxChar *wxCanvasClassName        = wxT("wxWindowClass");
 const wxChar *wxCanvasClassNameNR      = wxT("wxWindowClassNR");
+#endif
 const wxChar *wxMDIFrameClassName      = wxT("wxMDIFrameClass");
 const wxChar *wxMDIFrameClassNameNoRedraw = wxT("wxMDIFrameClassNR");
 const wxChar *wxMDIChildFrameClassName = wxT("wxMDIChildFrameClass");
@@ -249,6 +259,20 @@ bool wxApp::Initialize(int& argc, wxChar **argv)
     // 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
@@ -262,7 +286,7 @@ bool wxApp::Initialize(int& argc, wxChar **argv)
         (
          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
         );
 
@@ -276,13 +300,6 @@ bool wxApp::Initialize(int& argc, wxChar **argv)
 
 #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__
@@ -317,7 +334,7 @@ bool wxApp::Initialize(int& argc, wxChar **argv)
         wxDisableButtonBrush = ::CreateBrushIndirect( & lb );
         ::DeleteObject( (HGDIOBJ)lb.lbHatch );
     }
-    //else: wxWindows resources are probably not linked in
+    //else: wxWidgets resources are probably not linked in
 #endif
 
 #if wxUSE_PENWINDOWS
@@ -326,13 +343,6 @@ bool wxApp::Initialize(int& argc, wxChar **argv)
 
     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__)
     wxSetKeyboardHook(TRUE);
 #endif
@@ -486,6 +496,12 @@ bool wxApp::UnregisterWindowClasses()
 
 void wxApp::CleanUp()
 {
+    // all objects pending for deletion must be deleted first, otherwise we
+    // would crash when they use wxWinHandleHash (and UnregisterWindowClasses()
+    // call wouldn't succeed as long as any windows still exist), so call the
+    // base class method first and only then do our clean up
+    wxAppBase::CleanUp();
+
 #if !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
     wxSetKeyboardHook(FALSE);
 #endif
@@ -517,8 +533,11 @@ void wxApp::CleanUp()
 
     delete wxWinHandleHash;
     wxWinHandleHash = NULL;
-
-    wxAppBase::CleanUp();
+    
+#ifdef __WXWINCE__
+    free( wxCanvasClassName );
+    free( wxCanvasClassNameNR );
+#endif
 }
 
 // ----------------------------------------------------------------------------
@@ -545,17 +564,9 @@ wxApp::~wxApp()
     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)
 {
@@ -587,6 +598,10 @@ void wxApp::WakeUpIdle()
     }
 }
 
+// ----------------------------------------------------------------------------
+// other wxApp event hanlders
+// ----------------------------------------------------------------------------
+
 void wxApp::OnEndSession(wxCloseEvent& WXUNUSED(event))
 {
     if (GetTopWindow())
@@ -604,6 +619,10 @@ void wxApp::OnQueryEndSession(wxCloseEvent& event)
     }
 }
 
+// ----------------------------------------------------------------------------
+// miscellaneous
+// ----------------------------------------------------------------------------
+
 /* static */
 int wxApp::GetComCtl32Version()
 {
@@ -742,3 +761,43 @@ bool wxApp::Yield(bool onlyIfNeeded)
     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