unit Utils; {$mode objfpc}{$H+} interface uses Classes, SysUtils, StdCtrls; function AnySelected(AListbox: TListBox): Boolean; implementation function AnySelected(AListBox: TListBox): Boolean; var i: Integer; begin Result := false; for i := 0 to AListbox.Items.Count-1 do if AListbox.Selected[i] then begin Result := true; exit; end; end; end.