Control to find in Gridview

public static T GetVisualChild<T>(Visual parent) where T : Visual

        {

            T child = default(T);

            int numVisuals = VisualTreeHelper.GetChildrenCount(parent);

            for (int i = 0; i < numVisuals; i++)

            {

                Visual v = (Visual)VisualTreeHelper.GetChild(parent, i);

                child = v as T;

                if (child == null)

                {

                    child = GetVisualChild<T>(v);

                }

                if (child != null)

                {

                    break;

                }

            }

            return child;

        }