/// <summary>Creates a new instance of a <see cref="RadioButtonList"/>.</summary>
public RadioButtonList()
{
items = new RadioButtonListItemCollection(this);
items.ItemAdded += ItemsChanged;
items.ItemDeleted += ItemsChanged;
items.ItemChanged += ItemsChanged;
items.Reset += ItemsChanged;
items.ItemPropertyChanged += ItemPropertyChanged;
try { renderer = new VisualStyleRenderer("BUTTON", 2, 0); } catch { }
}