Question

在winfrom中当点击groupbox1里的一个按钮时隐藏groupbox1显示groupbox2怎样写代码

Answer 1

    var buttons = GetButtons(groupbox1);
        Array.ForEach(buttons, button =>
            {
                button.Click += (sender, eventArgs) =>
                    {
                        groupbox1.Visible = false;
                        groupBox2.Visible = true;
                    };
            });

    /// <summary>
    /// 返回子控件或是子控件的子控件中类型为button的控件 
    /// </summary>
    /// <param name="control">The control.</param>
    /// <returns></returns>
    private static Control[] GetButtons(Control control)
    {
        var buttons = new List<Control>();

        foreach (Control subControl in control.Controls)
        {
            if( subControl is Button )    
                buttons.Add(subControl);
            
            buttons.AddRange(GetButtons(subControl));
        }

        return buttons.ToArray();
    }