C# Winform 拦截关闭按钮触发的事件

protected override void WndProc(ref Message m)
        {
            //Console.WriteLine(m.Msg);
            const int WM_SYSCOMMAND = 0x0112;
            const int SC_CLOSE = 0xF060;
            if (m.Msg == WM_SYSCOMMAND && (int)m.WParam == SC_CLOSE)
            {
                //捕捉关闭窗体消息     
                //用户点击关闭窗体控制按钮   注释为最小化窗体  
                //this.WindowState = FormWindowState.Minimized;

                //窗体隐藏
                this.Hide();
                return;
            }
            base.WndProc(ref m);
        }