def callback(entry_view, have_selection, user_param1, ...)
Emitted when the user first selects a row, or when no rows are selected any more.
entry_view : |
instance of RB.EntryView that is emitting the signal |
have_selection : |
TRUE if one or more rows are selected |
user_param1 : |
first user parameter (if any) specified with the connect() method |
... : |
additional user parameters (if any) |