Undefed Yield symbol if defined, else syntax error

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

diff --git a/src/msw/radiobox.cpp b/src/msw/radiobox.cpp
index 6ce66a88eac8eec6e005b2891a9d357bc70b47d0..eff9d9a74b40ead73566f4e5041deb73d8082fe1 100644 (file)
--- a/src/msw/radiobox.cpp
+++ b/src/msw/radiobox.cpp
@@ -54,17 +54,20 @@
 #endif // Win32/16
 
 // wnd proc for radio buttons
+#ifdef __WIN32__
 LRESULT APIENTRY _EXPORT wxRadioBtnWndProc(HWND hWnd,
                                            UINT message,
                                            WPARAM wParam,
                                            LPARAM lParam);
+#endif
 
 // ---------------------------------------------------------------------------
 // global vars
 // ---------------------------------------------------------------------------
 
 // the pointer to standard radio button wnd proc
-static WNDPROC s_wndprocRadioBtn = (WNDPROC)NULL;
+// static WNDPROC s_wndprocRadioBtn = (WNDPROC)NULL;
+static WXFARPROC s_wndprocRadioBtn = (WXFARPROC)NULL;
 
 // ===========================================================================
 // implementation
@@ -704,16 +707,22 @@ void wxRadioBox::SubclassRadioButton(WXHWND hWndBtn)
     HWND hwndBtn = (HWND)hWndBtn;
 
     if ( !s_wndprocRadioBtn )
-        s_wndprocRadioBtn = (WNDPROC)::GetWindowLong(hwndBtn, GWL_WNDPROC);
+        s_wndprocRadioBtn = (WXFARPROC)::GetWindowLong(hwndBtn, GWL_WNDPROC);
+//        s_wndprocRadioBtn = (WNDPROC)::GetWindowLong(hwndBtn, GWL_WNDPROC);
 
+    // No GWL_USERDATA in Win16, so omit this subclassing.
+#ifdef __WIN32__
     ::SetWindowLong(hwndBtn, GWL_WNDPROC, (long)wxRadioBtnWndProc);
     ::SetWindowLong(hwndBtn, GWL_USERDATA, (long)this);
+#endif
 }
 
 // ---------------------------------------------------------------------------
 // window proc for radio buttons
 // ---------------------------------------------------------------------------
 
+#ifdef __WIN32__
+
 LRESULT APIENTRY _EXPORT wxRadioBtnWndProc(HWND hwnd,
                                            UINT msg,
                                            WPARAM wParam,
@@ -773,8 +782,9 @@ LRESULT APIENTRY _EXPORT wxRadioBtnWndProc(HWND hwnd,
     }
 
     if ( !processed )
-        return ::CallWindowProc(s_wndprocRadioBtn, hwnd, msg, wParam, lParam);
+        return ::CallWindowProc(CASTWNDPROC s_wndprocRadioBtn, hwnd, msg, wParam, lParam);
     else
         return 0;
 }
+#endif