unit Main;

interface

uses

Windows, Messages, SysUtils, Classes, Graphics,

Controls, Forms, Dialogs, StdCtrls;

type

TForm1 = class(TForm)

Button1: TButton;

Edit1: TEdit;

procedure Button1Click(Sender: TObject);

procedure FormCreate(Sender: TObject);

private

{Отлавливаем, сообщение о изменении разрешения экрана}

procedure WMDisplayChange(var message: TMessage); message WM_DISPLAYCHANGE;

public

W, H: integer;

end;

var Form1: TForm1;

implementation

{$R *.DFM}

procedure TForm1.Button1Click(Sender: TObject);

begin

Width := Round(Width * 1.5);

Height := Round(Height

* 1.5);

ScaleBy(150, 100)

end;

procedure TForm1.WMDisplayChange(var message: TMessage);

begin

inherited;

Width := Round(Width * LOWORD(message.LParam) / W);

Height := Round(Height * HIWORD(message.LParam) / H);

ScaleBy(LOWORD(message.LParam), W);

W := Screen.Width;

H := Screen.Height;

end;

procedure TForm1.FormCreate(Sender: TObject);

begin

W := Screen.Width;

H := Screen.Height;

end;

end.