public void removeAllRows() {
		Row[] rows = mRows.toArray(new Row[0]);

		mSelection.deselect();
		mSelection.setSize(0);
		notifyOfRowsWillBeRemoved(rows);
		mRows.clear();
		for (Row element : rows) {
			element.setOwner(null);
		}
		notifyOfRowsWereRemoved(rows);
	}