The selected data source or null if a data source item is selected.
The selected data source item or null if a data source is selected.
Creates a selection object for a data source.
the selected data source.
A new selection object with a data source selected.
Creates a selection object with a data source item.
the selected data source item.
A new selection object with a data source item selected.
Object indicating what was selected by the end user, it could be a data source (like a database) or a data source item (like a table in a database).