wxVariant(char val, const wxString& name = g_szNul);
wxVariant(const wxString& val, const wxString& name = g_szNul);
wxVariant(const char* val, const wxString& name = g_szNul); // Necessary or VC++ assumes bool!
wxVariant(char val, const wxString& name = g_szNul);
wxVariant(const wxString& val, const wxString& name = g_szNul);
wxVariant(const char* val, const wxString& name = g_szNul); // Necessary or VC++ assumes bool!