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program testol;
{$mode objfpc}
uses sysutils,contnrs;
Type
TTestObject = Class(TObject)
FID : Integer;
Fmsg : String;
Constructor Create (ID : INteger; Msg : String);
Destructor Destroy; override;
Procedure Print;
end;
Constructor TTestObject.Create (ID : INteger; Msg : String);
begin
FID:=ID;
FMsg:=Msg;
end;
procedure TTestObject.Print;
begin
Writeln(FID,' (',FMsg,')');
end;
Destructor TTEstObject.Destroy;
begin
Write('Destroying : ');
Print;
end;
Const
NO = 10;
Var
S : TObjectList;
I : Integer;
begin
S:=TobjectList.Create;
For I:=1 to NO do
S.add(TTestObject.Create(I,'Item '+intToStr(i)));
Writeln('Counting objects:');
For I:=0 to S.Count-1 do
(S[i] as TTestObject).Print;
Writeln('Shifting..');
For I:=1 to 5 do
S.Move(9,0);
Writeln('Counting objects:');
For I:=0 to S.Count-1 do
(S[i] as TTestObject).Print;
Writeln('Deleting objects:');
For I:=S.Count-1 downto 0 do
S.Delete(I);
end.
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