C++ (Cpp) HNumber::isNegative Examples

Example #1

File: bitfieldwidget.cpp Project: 0pq76r/SpeedCrunch

void BitFieldWidget::updateBits(const HNumber& number)
{
    QString binaryNumberString = HMath::format(number, 'b');
    QListIterator<BitWidget*> bitsIterator(m_bitWidgets);

    if (number.isZero() || !number.isInteger())
        binaryNumberString.clear();
    else if (number.isNegative())
        binaryNumberString.remove(0, 3); // Remove '-0b'.
    else
        binaryNumberString.remove(0, 2); // Remove '0b'.

    QString::ConstIterator iterator = binaryNumberString.end();
    while (bitsIterator.hasNext()) {
        if (iterator != binaryNumberString.begin()) {
            --iterator;
            bitsIterator.next()->setState(*iterator == '1');
        } else
            bitsIterator.next()->setState(false);
    }
}