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iconsizespinbox.cpp Example File
^{widgets/icons/iconsizespinbox.cpp}

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    #include <QtGui>

    #include "iconsizespinbox.h"

    IconSizeSpinBox::IconSizeSpinBox(QWidget *parent)
        : QSpinBox(parent)
    {
    }

    int IconSizeSpinBox::valueFromText(const QString &text) const
    {
        QRegExp regExp(tr("(\\d+)(\\s*[xx]\\s*\\d+)?"));

        if (regExp.exactMatch(text)) {
            return regExp.cap(1).toInt();
        } else {
            return 0;
        }
    }

    QString IconSizeSpinBox::textFromValue(int value) const
    {
        return tr("%1 x %1").arg(value);
    }