C# WinForm開發 取消窗體關閉按鈕

//禁用窗體的關閉按鈕
        private const int CP_NOCLOSE_BUTTON = 0x200;
        protected override CreateParams CreateParams
        {
            get
            {
                CreateParams myCp = base.CreateParams;
                myCp.ClassStyle = myCp.ClassStyle | CP_NOCLOSE_BUTTON;
                return myCp;
            }
        }

public Form1()
        {
            InitializeComponent();
            this.ControlBox = false;   // 設置不出現關閉按鈕
        }

 

C# WinForm開發 取消窗體關閉按鈕
http://www.cnblogs.com/bison1989/archive/2012/04/18/2455068.html