Method getCurrentCell

src/frontend/matrix/MatrixView.cpp:513–522

! Determine the current cell (-1 if no cell is designated as the current) */

	Determine the current cell (-1 if no cell is designated as the current)
*/
void MatrixView::getCurrentCell(int* row, int* col) const {
	const auto& index = m_tableView->selectionModel()->currentIndex();
	if (index.isValid()) {
		*row = index.row();
		*col = index.column();
	} else {
		*row = -1;
		*col = -1;
	}
}

bool MatrixView::eventFilter(QObject* watched, QEvent* event) {
	if (event->type() == QEvent::ContextMenu) {