hello
this time i like know how i can use character like Č,Ž,Švith codec? Im try change from Windows-1251 to ISO 8859-2 but i cant see Č,Ž,Š.

My code: for to base 64
spomin = ui->vnos->toPlainText();
QString src = spomin;
QTextCodec *codec = QTextCodec::codecForName("ISO 8859-2");
QByteArray prevod = codec->fromUnicode(src);
QByteArray text(prevod);
beseda2 = text.toBase64(QByteArray::Base64Encoding | QByteArray::OmitTrailingEquals); // returns "PHA+SGVsbG8/PC9wPg"
ui->vnos->setText(beseda2);

my code for from base 64
spomin = ui->vnos->toPlainText();
QString src = spomin;
QTextCodec *codec = QTextCodec::codecForName("ISO 8859-2");
QByteArray prevod = codec->fromUnicode(src);
QByteArray text(prevod);
beseda2=QByteArray::fromBase64(text, QByteArray::Base64Encoding);
ui->vnos->setText(beseda2);