Winform 遍历窗体所有子控件

 　　　　/// <summary>
        /// C# 只遍历控件子控件，不遍历孙控件
        ///当控件有子控件时，需要用递归的方法遍历，才能全部列出控件上的控件
        /// </summary>
        /// <typeparam name="T">控件类型</typeparam>
        /// <param name="control">要遍历的控件</param>
        /// <param name="controlsName">控件名</param>
        /// <returns></returns>
        public static T GetControl<T>(Control control, string controlsName) where T : Control
        {
            if (control == null) return null;
            Control _control;
            for (int i = 0; i < control.Controls.Count; i++)
            {
                _control = control.Controls[i];
                if (_control == null) return null;
                if (_control.Name == controlsName && _control is T)
                    return (T)_control;
                if (_control.HasChildren)
                {
                    _control = GetControl<T>(_control, controlsName);
                    if (_control != null)
                        return (T)_control;
                }
            }
            return null;
        }

        /// <summary>
        /// 遍历窗体所有子控件
        /// </summary>
        /// <typeparam name="T">控件类型</typeparam>
        /// <param name="form">窗体名</param>
        /// <param name="controlsName">控件名</param>
        /// <returns></returns>
        public static T GetControl<T>(Form form, string controlsName) where T : Control
        {
            T _Control = null;
            for (int i = 0; i < form.Controls.Count; i++)
            {
                _Control = GetControl<T>(form.Controls[i], controlsName);
                if (_Control != null)
                    return _Control;
            }
            return null;
        }