namespace System.Windows.Forms
{
    [DefaultEvent("Click")]
    [DefaultProperty("Text")]
    [Designer("System.Windows.Forms.Design.ControlDesigner, System.Design, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a")]
    [DesignerSerializer("System.Windows.Forms.Design.ControlCodeDomSerializer, System.Design, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a", "System.ComponentModel.Design.Serialization.CodeDomSerializer, System.Design, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a")]
    [ToolboxItemFilter("System.Windows.Forms")]
    public class Control : Component, IComponent, ISynchronizeInvoke, IDisposable, IBindableComponent, IDropTarget, IWin32Window
    {
        [DefaultMember("Item")]
        [ListBindable(false)]
        public class ControlCollection : ArrangedElementCollection, ICollection, IEnumerable, IList, ICloneable
        {
            public bool Contains(Control? control);
        }
    }
}