wxFFileInputStream stream(filename);
if (stream.Ok())
return LoadFile(buffer, stream);
wxFFileInputStream stream(filename);
if (stream.Ok())
return LoadFile(buffer, stream);
wxFFileOutputStream stream(filename);
if (stream.Ok())
return SaveFile(buffer, stream);
wxFFileOutputStream stream(filename);
if (stream.Ok())
return SaveFile(buffer, stream);