+// ----------------------------------------------------------------------------
+// implementation using the native way of outputting debug messages
+// ----------------------------------------------------------------------------
+
+class WXDLLIMPEXP_BASE wxMessageOutputDebug : public wxMessageOutput
+{
+public:
+ wxMessageOutputDebug() { }
+
+ virtual void Printf(const wxChar* format, ...) ATTRIBUTE_PRINTF_2;
+};
+
+// ----------------------------------------------------------------------------
+// implementation using wxLog (mainly for backwards compatibility)
+// ----------------------------------------------------------------------------
+
+class WXDLLIMPEXP_BASE wxMessageOutputLog : public wxMessageOutput