[提问]自己重绘的进度条，为何双击以后会变成QSpinbox的样子？ [复制链接]

void WidgetDelegate::paint(QPainter *painter, const QStyleOptionViewItem &option,
const QModelIndex &index) const
{
if (index.column() == 1)
{
int progress = index.data().toInt();
QStyleOptionProgressBar progressBarOption;
progressBarOption.rect = option.rect;
progressBarOption.minimum = 0;
progressBarOption.maximum = 100;
progressBarOption.progress = progress;
progressBarOption.text = QString::number(progress) + "%";
progressBarOption.textVisible = true;
QApplication::style()->drawControl(QStyle::CE_ProgressBar,&progressBarOption, painter);
} else
QItemDelegate::paint(painter, option, index);
}