#include "CategorizedProxyModel.h" #include "CategorizedView.h" CategorizedProxyModel::CategorizedProxyModel(QObject *parent) : QSortFilterProxyModel(parent) { } bool CategorizedProxyModel::lessThan(const QModelIndex &left, const QModelIndex &right) const { return left.data(CategorizedView::CategoryRole).toString() < right.data(CategorizedView::CategoryRole).toString(); }