var
  ALabelCount: Integer;

function Initialize: Boolean;
var
  ALabels: String;
begin
  // return false to cancel the filter operation

  result := False;
  ALabelCount := ReadFromRegistry('FilterWithXLabels', 'LabelCount', 1);
  ALabels := IntToStr(ALabelCount);
  if AskInput('Label Count', 'How many labels should be assigned?', '', ALabels, False, nil) then
  begin
    if not IsValidNumberString(ALabels, False, '') then
      Say('Please enter a valid number')
    else
    begin
      ALabelCount := Trunc(StrToFLoat(ALabels));
      WriteToRegistry('FilterWithXLabels', 'LabelCount', ALabelCount);
      result := True;
    end;
  end;
end;

procedure Finalize;
begin

end;

function Filter(AItem: TImageItem): Boolean;
begin
  AItem.Fetch;
  result := AItem._PropCount = ALabelCount;
  //result := Catalog.CountPropsForImage(AItem, False) = 1;
end;