Method removeColumns

src/backend/matrix/Matrix.cpp:342–367

}

void Matrix::removeColumns(int first, int count) {
	Q_D(Matrix);
	if (count < 1 || first < 0 || first + count > columnCount())
		return;
	WAIT_CURSOR;
	switch (d->mode) {
	case AbstractColumn::ColumnMode::Double:
		exec(new MatrixRemoveColumnsCmd<double>(d, first, count));
		break;
	case AbstractColumn::ColumnMode::Text:
		exec(new MatrixRemoveColumnsCmd<QString>(d, first, count));
		break;
	case AbstractColumn::ColumnMode::Integer:
		exec(new MatrixRemoveColumnsCmd<int>(d, first, count));
		break;
	case AbstractColumn::ColumnMode::BigInt:
		exec(new MatrixRemoveColumnsCmd<qint64>(d, first, count));
		break;
	case AbstractColumn::ColumnMode::Day:
	case AbstractColumn::ColumnMode::Month:
	case AbstractColumn::ColumnMode::DateTime:
		exec(new MatrixRemoveColumnsCmd<QDateTime>(d, first, count));
		break;
	}
	RESET_CURSOR;
}

void Matrix::clearColumn(int c) {
	WAIT_CURSOR;