Save the alpha values if the image has an alpha channel

[wxWidgets.git] / src / common / utilscmn.cpp

diff --git a/src/common/utilscmn.cpp b/src/common/utilscmn.cpp
index 9c60b60e457a91d9386d835fa344910abfe6df5e..2fd1c86901ba2a3088de2710faa9f59371cfe45b 100644 (file)
--- a/src/common/utilscmn.cpp
+++ b/src/common/utilscmn.cpp
@@ -17,7 +17,14 @@
 // headers
 // ----------------------------------------------------------------------------
 
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) && !defined(__EMX__)
+// Some older compilers (such as EMX) cannot handle
+// #pragma interface/implementation correctly, iff 
+// #pragma implementation is used in _two_ translation
+// units (as created by e.g. event.cpp compiled for
+// libwx_base and event.cpp compiled for libwx_gui_core).
+// So we must not use those pragmas for those compilers in
+// such files.
     #pragma implementation "utils.h"
 #endif
 
@@ -99,8 +106,8 @@
 // ----------------------------------------------------------------------------
 
 #if WXWIN_COMPATIBILITY_2_2
-    const wxChar *wxInternalErrorStr = wxT("wxWindows Internal Error");
-    const wxChar *wxFatalErrorStr = wxT("wxWindows Fatal Error");
+    const wxChar *wxInternalErrorStr = wxT("wxWidgets Internal Error");
+    const wxChar *wxFatalErrorStr = wxT("wxWidgets Fatal Error");
 #endif // WXWIN_COMPATIBILITY_2_2
 
 // ============================================================================
@@ -740,7 +747,14 @@ wxWindow* wxGenericFindWindowAtPoint(const wxPoint& pt)
 int wxMessageBox(const wxString& message, const wxString& caption, long style,
                  wxWindow *parent, int WXUNUSED(x), int WXUNUSED(y) )
 {
-    wxMessageDialog dialog(parent, message, caption, style);
+    long decorated_style = style;
+
+    if ( ( style & ( wxICON_EXCLAMATION | wxICON_HAND | wxICON_INFORMATION | wxICON_QUESTION ) ) == 0 )
+    {
+        decorated_style |= ( style & wxYES ) ? wxICON_QUESTION : wxICON_INFORMATION ;
+    }
+
+    wxMessageDialog dialog(parent, message, caption, decorated_style);
 
     int ans = dialog.ShowModal();
     switch ( ans )