public R deleteKey(K k) {
		R r = delKey(k);
		if (r == null) {
			return null;
		}
		delete(r);
		return r;
	}
A table model where the columns are enumerated, and the rows are wrappers on the objects being
displayed

@param <C> the type of columns
@param <K> the type of (immutable) keys for uniquely identifying an object
@param <R> the type of rows
@param <T> the type of objects being wrapped
Ghidra/Debug/ProposedUtils/src/main/java/docking/widgets/table/RowWrappedEnumeratedColumnTableModel.java