40 #include <QStyledItemDelegate> 
   41 class QStandardItemModel;
 
   60   void setNavs(
const QList<QString>& navs);
 
   61   void setEnabled(
const int& index, 
bool enabled);
 
   67   QStandardItemModel* model_;
 
   83   QSize 
sizeHint(
const QStyleOptionViewItem& option, 
const QModelIndex& index) 
const override;
 
   84   void paint(QPainter* painter, 
const QStyleOptionViewItem& option, 
const QModelIndex& index) 
const override;
 
NavDelegate(QObject *parent=nullptr)
 
void paint(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const override
 
QSize sizeHint(const QStyleOptionViewItem &option, const QModelIndex &index) const override