type
  TForm1 = class(TForm)
  private
    { Private declarations }
  public
    { Public declarations }
    procedure WMEXITSIZEMOVE(var message: TMessage); message WM_EXITSIZEMOVE;
end;

var
  Form1: TForm1;

implementation
{$R *.DFM}

procedure TForm1.WMEXITSIZEMOVE(var message: TMessage);
begin
  Form1.Caption := 'Finished Moving and sizing';
end;