Russian Qt Forum

class TableModel : public QAbstractTableModel{
public:
	TableModel(QObject *parent = 0);
	~TableModel();
	int rowCount(const QModelIndex &parent = QModelIndex()) const;
	int columnCount(const QModelIndex &parent = QModelIndex()) const;
	QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const;
	QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const;
private:
	int rowsCount;
	int colsCount;
	QList < QList<TableItem *> *> cells;
	...
};

void TableModel::clearList() {
beginRemoveRows(QModelIndex(),0,rowsCount);
while (!cells.isEmpty())
{
	QList<TableItem *> *row = cells.takeFirst();
	if(row)
	{
		while(row->isEmpty()) delete (TableItem *)row->takeFirst();
		row->clear();
		delete row;
	}
		
}
cells.clear();
endRemoveRows();
rowsCount = 0;
}