Tela de espera

unit Unit1;

interface

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

type
  TForm1 = class(TForm)
    Database1: TDatabase;
    Button1: TButton;
    procedure Database1BeforeConnect(Sender: TObject);
    procedure Button1Click(Sender: TObject);
    procedure Database1AfterConnect(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

uses
  unit2;

{$R *.DFM}

procedure TForm1.Database1BeforeConnect(Sender: TObject);
begin
  Application.CreateForm(Tform2, form2);
  form2.Show;
end;

procedure TForm1.Button1Click(Sender: TObject);
begin
  try
    try
      Database1.Open;
    except
      raise Exception.Create(´Erro ao conectar´);
    end;
  finally
    Form2.Free;
  end;
end;

procedure TForm1.Database1AfterConnect(Sender: TObject);
begin
  Form2.Free;
end;

end.

Application.CreateForm(Tf_sql, f_sql);
f_sql.show;

if EventStatus = esErrorsOccured then
  MessageDlg(´Erro ao conectar, com a seguinte mensagem: "´+
    Error.Description+´"´, mtError, [mbOK], 0);
f_sql.Free;

Screen.Cursor:= crSQLWait