Как переключить раскладку клавиатуры

[e@gle]

client static boolean setRUKeyboardLayout()
{
    #define.LANG_RUSSIAN("00000419")

    DLL         _winApiDLL      = new DLL('USER32');
    DLLFunction _loadKL         = new DLLFunction(_winApiDLL, "LoadKeyboardLayoutA");
    DLLFunction _activeKL       = new DLLFunction(_winApiDLL, "ActivateKeyboardLayout");
    Binary      bStr            = new Binary(10);
    ;

    bStr.string(#Offset0, #LANG_RUSSIAN);

    _loadKL.returns(ExtTypes::DWord);
    _loadKL.arg(ExtTypes::Pointer, ExtTypes::Word);

    _activeKL.returns(ExtTypes::DWord);
    _activeKL.arg(ExtTypes::DWord, ExtTypes::Word);

    if(_activeKL.call(_loadKL.call(bStr, 0), 0)) return true;
    else return false;

} // LoadKeyboardLayout