You can retrieve the data type information and the data in a row.
This interface allows to retrieve data even for rows which are not current, which is quite usefull,
as normally, you can't affect the current row in a grid control without moving the cursor of the underlying
::com::sun::star::form::component::DataForm.
checks whether or not the content of the grid's columns can be retrieved in the requested format.
Not every cell content can be retrieved in every representation. For example, in a text column,
you usually won't be able to retrieve the content as double.
To check if the type you need is supported by the columns, use this method.
Returns
A sequence of boolean flags. Each flag corresponds to the respective column, and true indicates
that the column content can be retrieved in the requested format, false denies this.
