TRVTableRows represents contents of table (see TRVTableItemInfo)
TRVTableRows = class(TRVList)
TRVTableRows object is rarely, if ever, created directly in an application. It used only as Rows property of tables.
Please do not use methods of this class for modifying (adding, deleting, replacing) rows. Use the proper methods of TRVTableItemInfo instead.
The key properties of this class are Items and Count. Count is the number of rows in the table.
This class has method for finding main cell for given merged cell: GetMainCell.