iconsizespinbox.cpp Example File

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  #include <QtWidgets>

  #include "iconsizespinbox.h"

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

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

      const QRegularExpressionMatch match = regExp.match(text);
      if (match.isValid())
          return match.captured(1).toInt();
      return 0;
  }

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