Contains the text string that can appear when the user moves the mouse pointer over the cell.
property Hint: TRVUnicodeString;
(introduced in version 10)
Default value:
'' (empty string)
See also:
▪TRVExtraItemStrProperty (rvespHint defines items hints, including table hints);
▪TCustomRichView.OnItemHint (unlike item hints, cell hints cannot be altered in this event).