treemodel.h Example File
itemviews/editabletreemodel/treemodel.h
#ifndef TREEMODEL_H
#define TREEMODEL_H
#include <QAbstractItemModel>
#include <QModelIndex>
#include <QVariant>
class TreeItem;
class TreeModel : public QAbstractItemModel
{
Q_OBJECT
public:
TreeModel(const QStringList &headers, const QString &data,
QObject *parent = 0);
~TreeModel();
QVariant data(const QModelIndex &index, int role) const override;
QVariant headerData(int section, Qt::Orientation orientation,
int role = Qt::DisplayRole) const override;
QModelIndex index(int row, int column,
const QModelIndex &parent = QModelIndex()) const override;
QModelIndex parent(const QModelIndex &index) const override;
int rowCount(const QModelIndex &parent = QModelIndex()) const override;
int columnCount(const QModelIndex &parent = QModelIndex()) const override;
Qt::ItemFlags flags(const QModelIndex &index) const override;
bool setData(const QModelIndex &index, const QVariant &value,
int role = Qt::EditRole) override;
bool setHeaderData(int section, Qt::Orientation orientation,
const QVariant &value, int role = Qt::EditRole) override;
bool insertColumns(int position, int columns,
const QModelIndex &parent = QModelIndex()) override;
bool removeColumns(int position, int columns,
const QModelIndex &parent = QModelIndex()) override;
bool insertRows(int position, int rows,
const QModelIndex &parent = QModelIndex()) override;
bool removeRows(int position, int rows,
const QModelIndex &parent = QModelIndex()) override;
private:
void setupModelData(const QStringList &lines, TreeItem *parent);
TreeItem *getItem(const QModelIndex &index) const;
TreeItem *rootItem;
};
#endif // TREEMODEL_H