void paint(QPainter *painter, const QStyleOptionViewItem &option,
const QModelIndex &index) const
{
if (index.column() == 1) {
bool paintRed = currentHandler()->registerAt(index.row()).changed;
QPen oldPen = painter->pen();
if (paintRed)
painter->setPen(QColor(200, 0, 0));
// FIXME: performance? this changes only on real font changes.
QFontMetrics fm(option.font);
int charWidth = fm.width(QLatin1Char('x'));
for (int i = '1'; i <= '9'; ++i)
charWidth = qMax(charWidth, fm.width(QLatin1Char(i)));
for (int i = 'a'; i <= 'f'; ++i)
charWidth = qMax(charWidth, fm.width(QLatin1Char(i)));
QString str = index.data(Qt::DisplayRole).toString();
int x = option.rect.x();
for (int i = 0; i < str.size(); ++i) {
QRect r = option.rect;
r.setX(x);
r.setWidth(charWidth);
x += charWidth;
painter->drawText(r, Qt::AlignHCenter, QString(str.at(i)));
}
if (paintRed)
painter->setPen(oldPen);
} else {
QItemDelegate::paint(painter, option, index);
}
}
void setModelData(QWidget *editor, QAbstractItemModel *,
const QModelIndex &index) const
{
if (index.column() != 1)
return;
IntegerWatchLineEdit *lineEdit = qobject_cast<IntegerWatchLineEdit*>(editor);
QTC_ASSERT(lineEdit, return);
const int base = currentHandler()->numberBase();
QString value = lineEdit->text();
if (base == 16 && !value.startsWith(QLatin1String("0x")))
value.insert(0, QLatin1String("0x"));
currentEngine()->setRegisterValue(index.row(), value);
}