namespace System.Windows.Forms.Integration
{
    [ContentProperty("Child")]
    [DefaultEvent("ChildChanged")]
    [DesignerCategory("code")]
    public class WindowsFormsHost : HwndHost, IKeyboardInputSink
    {
        protected override IntPtr WndProc(IntPtr hwnd, int msg, IntPtr wParam, IntPtr lParam, ref bool handled);
    }
}