Qt code for looping throgh QTextDocument

gistfile1.txt

QStringList images;
QTextBlock b = document->begin();
while (b.isValid()) {
    for (QTextBlock::iterator i = b.begin(); !i.atEnd(); ++i) {
        QTextCharFormat format = i.fragment().charFormat();
        bool isImage = format.isImageFormat()
        if (isImage)
            images << format.toImageFormat().name();
    }
    b = b.next();
}