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

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{ ±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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{ ±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
  Forms,
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ÒòΪÐèҪǰ¼¸ÌìÔÚÍøÉÏËÑËѹýÕâ±¾ÊéÊ飬¿ÉûÓУ¬Ô´Âëµ¹ÊÇÓУ¬½ñÌì´ò¿ª¾­³£È¥µÄÍøÕ¾£¬¾ÓÈ»·¢ÏÖÌṩÏÂÔØÁË£¬Õâ¸öÍøÕ¾×Ô¼º²î²»¶àÿÌì¶¼Òª´ò¿ª¿´¿´£¬Õ⼸ÌìæºýÍ¿ÁË£¬¾ÓȻûÓп´µ½£¬ÔÚÕâÍÆ¼ö¸ø´ó¼Ò£¬ÄÜÏÂÔØµÄ£¬ËٶȺܿ졣
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delphi Àà³ÉÔ±ÐÅÏ¢µØÖ··ÖÎö

 //¶¨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

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{ Ö÷ÌâÓë¹Û²ìÕß }
{ ±àÒ빤¾ß £ºDelphi7.0 }
{ ÁªÏµ·½Ê½ £ºxshlife@163.com }

unit uWeatherReport;

interface

uses
Classes, SysUtils;

type
TObserver = class; { ForwardÉùÃ÷£¬´´½¨Á½¸öÏà ......
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