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objRoomRatesTest.pas
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unit objRoomRatesTest;
interface
uses
Windows
, Messages
, SysUtils
, Variants
, Classes
, Contnrs
, Dialogs
, clipBrd
, NativeXML
, ADODB
;
TYPE
TRateItem = class
FRate : double ;
function getRate : Double ;
procedure SetRate(Value : double);
private
// **
published
// **
public
constructor Create(aRate : double);
destructor Destroy; override;
property Rate : double read getRate write setRate ;
end;
//////////////////////////////////////////////////////////////////////////////
// TSelectedRoomItem
//
//////////////////////////////////////////////////////////////////////////////
TRateItemsList = class(TObjectList)
private
function GetItem(aIndex : integer) : TRateItem;
procedure SetItem(aIndex : integer; const Value : TRateItem);
public
constructor Create;
destructor Destroy; override;
function Add(Item : TRateItem) : integer;
procedure Insert(aIndex : integer; Item : TRateItem);
property Items[aIndex : integer] : TRateItem read GetItem write SetItem; default;
end;
//////////////////////////////////////////////////////////////////////////////////////
/// TRates
/////////////////////////////////////////////////////////////////////////////////////
TRates = class
private
FRateCount : integer;
FRateList : TRateItemsList;
function getRateCount : integer;
public
constructor Create();
destructor Destroy; override;
property RateItemsList : TRateItemsList read FRateList write FRateList;
property RateCount : integer read getRateCount;
end;
implementation
//////////////////////////////////////////////////////////////////////////////
// TRateItem
//////////////////////////////////////////////////////////////////////////////
constructor TRateItem.Create(aRate : double);
begin
setRate(aRate);
end;
destructor TRateItem.Destroy;
begin
inherited;
end;
function TRateItem.getRate: double;
begin
result := FRate
end;
procedure TRateItem.SetRate(Value : double);
begin
FRate := value;
end;
//////////////////////////////////////////////////////////////
{ TRateItemsList }
//////////////////////////////////////////////////////////////
constructor TRateItemsList.Create;
begin
inherited Create(true);
end;
destructor TRateItemsList.Destroy;
begin
inherited Destroy;
end;
function TRateItemsList.GetItem(aIndex: integer): TRateItem;
begin
result := inherited GetItem(aIndex) as TRateItem;
end;
procedure TRateItemsList.SetItem(aIndex: integer; const Value: TRateItem);
begin
inherited SetItem(aIndex, Value);
end;
function TRateItemsList.Add(Item: TRateItem): integer;
begin
result := inherited Add(Item);
end;
procedure TRateItemsList.Insert(aIndex: integer; Item: TRateItem);
begin
inherited Insert(aIndex, Item);
end;
//////////////////////////////////////////////////////////////////////
{TRates}
//////////////////////////////////////////////////////////////////////
constructor TRates.Create();
begin
inherited Create;
try
FRateList := TRateItemsList.Create;
Except
//TODO Loga
end;
end;
destructor TRates.Destroy;
begin
freeandnil(FRateList);
inherited;
end;
function TRates.getRateCount: integer;
begin
result := FRateList.Count;
end;
end.