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{¡¶HeadFirstÉè¼ÆÄ£Ê½¡·Ö®²ßÂÔģʽ }
{ ±¾µ¥ÔªÖеÄÀàΪ²ßÂÔÀà }
{ ±àÒ빤¾ß: Delphi7.0 }
{ E-Mail : xshlife@163.com }

unit uStrategy;

interface

type
{·ÉÐнӿڣ¬¼°ÆäʵÏÖÀà }

IFlyBehavior = Interface(IInterface)
procedure Fly;
end;

TFlyWithWings = class(TInterfacedObject, IFlyBehavior)
public
procedure Fly;
end;

TFlyNoWay = class(TInterfacedObject, IFlyBehavior)
public
procedure Fly;
end;

TFlyRocketPowered = class(TInterfacedObject, IFlyBehavior)
public
procedure Fly;
end;

{½ÐÉù½Ó¿Ú£¬¼°ÆäʵÏÖÀà}

IQuackBehavior = Interface(IInterface)
procedure Quack;
end;

TQuack = class(TInterfacedObject, IQuackBehavior)
public
procedure Quack;
end;

TMuteQuack = class(TInterfacedObject, IQuackBehavior)
public
procedure Quack;
end;

TSqueak = class(TInterfacedObject, IQuackBehavior)
public
procedure Quack;
end;

implementation

{ TFlyWithWings }

procedure TFlyWithWings.Fly;
begin
Writeln('I am flying!');
end;

{ TFlyNoWay }

procedure TFlyNoWay.Fly;
begin
Writeln('I can not fly!');
end;

{ TFlyRocketPowered }

procedure TFlyRocketPowered.Fly;
begin
Writeln('I am flying with a rocket!');
end;

{ TQuack }

procedure TQuack.Quack;
begin
Writeln('Quack');
end;

{ TMuteQuack }

procedure TMuteQuack.Quack;
begin
Writeln('<Silence>');
end;

{ TSqueak }

procedure TSqueak.Quack;
begin
Writeln('Squeak');
end;

end.

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  {¡¶HeadFirstÉè¼ÆÄ£Ê½¡·Ö®²ßÂÔģʽ }
{ ±¾µ¥ÔªÖеÄÀàΪ²ßÂÔµÄÓû§£¬ }
{ Ò»°ã²ßÂÔģʽÖеÄÉÏÏÂÎĽӿÚÒѰüº¬ÔÚÓû§ÀàÖС£}
{ ±àÒ빤¾ß: Delphi7.0 }
{ E-Mail : xshlife@163.com }

unit uDuck;

interface

uses
uStrategy;

type
{ Ѽ×Ó³éÏóÀà }

TDuck


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program Project1;
uses
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 //¶¨ÒåMyClass
TMyClass = class
GUID: string;
Name: string;
bSex: Boolean;
Tel : string;
end;
//ȡֵ
var
obj: TMyClass;
begin
obj := TMyClass.Create;
with Memo1.Lines do
begin
Add('¶ÔÏó´óС:' + IntToStr(obj.InstanceSize));
Add('¶ÔÏóËùÔÚµØÖ·£º'+ ......

Delphi Éè¼ÆÄ£Ê½£º¡¶HeadFirstÉè¼ÆÄ£Ê½¡·Delphi7´úÂë

     ÊÊÅäÆ÷ģʽµÄÖ÷ÒªÒâͼÊǶÔÏÖÓÐÀàµÄ½Ó¿Ú½øÐÐת»»£¬ÒÔÂú×ãÄ¿±êÀàµÄÐèÇ󡣯ä´Î£¬¿ÉÒÔ¸øÄ¿±êÀàµÄ½Ó¿ÚÌí¼ÓеÄÐÐΪ£¨Ö÷ÒªÖ¸·½·¨£©¡£ÕâÒ»µãÈÝÒ×Óë×°ÊÎģʽ»ìÏý¡£´ÓÒâͼ·½ÃæÀ´¿´£¬×°ÊÎģʽ²»¸Ä±ä£¨Í¨³£Ö¸Ôö¼Ó£©½Ó¿ÚÖеÄÐÐΪ£¨Ö÷ÒªÖ¸·½·¨£©£¬¶øÊÇÔÚÔ­ÓÐÐÐΪ£¨Ö÷ÒªÖ¸·½·¨£©µÄ»ù´¡ÉÏÌí¼ÓÐµĹ¦ÄÜ£»´ÓÀà½á¹¹· ......
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