.NET Installer that automatically installs MSDE

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using JohnKenedy.DataAccess;
using JohnKenedy.Samples;

namespace MenuMakanan
{
    public partial class Login : Form
    {
        public Login()
        {
            InitializeComponent();
            
            DataAccessLayer _dal = new DataAccessLayer(SqlServerType.MSSQL, System.Configuration.ConfigurationManager.ConnectionStrings["connection"].ConnectionString);
            DataAccessLayer.Manager = _dal.GetDataAccessTableManager();
            DataAccessLayer.Manager.DALLayer = _dal;
            DataAccessLayer.Audit = _dal.GetAudit();

            Installation _ins = new Installation("Food", "JOHN", "MenuMakanan", "Food", "JOHNKENEDYDAL", "FOOD_Data.MDF");
            if (_ins.IsDone == false) _ins.ShowDialog();
            if (_ins.IsRestart == true)
            {
                Application.Exit();
                this.Close();
                return;
            }

            this.Hide();
            MainMenu _menu = new MainMenu();
            _menu.ShowDialog();
            this.Close();
        }

        private void btnExit_Click(object sender, EventArgs e)
        {
            this.Close();
        }

        private void btnLogin_Click(object sender, EventArgs e)
        {
            DataAccessLayer.Manager.DALLayer.OpenConnectionTryClose();

            MUserEntity _item = new MUserEntity();

            if (_item.IsLoginMUserValid(txtUsername.Text, txtPassword.Text) == false)
            {
                MessageBox.Show("Username or Password is invalid");
                DataAccessLayer.Manager.DALLayer.CloseConnection();
                return;
            }
            DataAccessLayer.Manager.DALLayer.CloseConnection();

            this.Hide();
            MainMenu _menu = new MainMenu();
            _menu.ShowDialog();
            this.Close();
        }
    }
}