class Settings {
??? [CategoryAttribute("Login"), DisplayName("User Name"), DescriptionAttribute("Login Name")]
??? public string Username { get; set; }

??? [CategoryAttribute("Login"), DisplayName("Password"), DescriptionAttribute("Login Password")]
??? [PasswordPropertyText(true)]
??? public string Password { get; set; }
}

private void MainForm_Load(object sender, EventArgs e) {
??? propertyGrid.SelectedObject = new Settings();
??? propertyGrid.PropertySort = PropertySort.NoSort;
}