procedure TForm1.Button1Click(Sender: TObject);
procedure Delay(msec: Longint);
var
start, stop: Longint;
begin
start := GetTickCount;
repeat
stop := GetTickCount;
Application.ProcessMessages;
until (stop - start) >= msec;
end;
var
maxx, maxy: Integer;
begin
maxx := form2.Width;
maxy := form2.Height;
form2.Width := 112;
form2.Height := 27;
form2.Left := (Screen.Width - form2.Width) div 2;
form2.Top := (Screen.Height - form2.Height) div 2;
form2.Show;
repeat
if form2.Height + (maxy div 5) >= maxy then
form2.Height := maxy
else
form2.Height := form2.Height + (maxy div 5);
if form2.Width + (maxx div 5) >= maxx then
form2.Width := maxx
else
form2.Width := form2.Width + (maxx div 5);
form2.Left := (Screen.Width - form2.Width) div 2;
form2.Top := (Screen.Height - form2.Height) div 2;
delay(30);
until (form2.Width = maxx) and (form2.Height = maxy);
end;