unit Unit1;

interface

uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, StdCtrls;

type
TForm1 = class(TForm)
Button1: TButton;
private
procedure WMGetMinMaxInfo(var Message: TWMGetMinMaxInfo); message WM_GetMinMaxInfo;
public
{ Public declarations }
end;

var
Form1: TForm1;

implementation
{$J+}
{$R *.dfm}



procedure TForm1.WMGetMinMaxInfo(var Message: TWMGetMinMaxInfo);
begin
inherited;
with message.MinMaxInfo^ do
begin
ptMinTrackSize.X := 200;
ptMinTrackSize.Y := 200;
ptMaxTrackSize.X := 200;
ptMaxTrackSize.Y := 200;
end;
Message.Result := 0;
end;

end.