C# winfrom 程序窗口不显示在任务栏及alt+tab不显示

C# winform 程序窗口不显示在任务栏及alt+tab不显示

1.winform窗口不显示在任务栏

this.ShowInTaskbar = false;

2.winform窗口alt+tab不显示

	/// <summary>
	/// 让程序不显示在alt+Tab视图窗体中
	/// </summary>
	protected override CreateParams CreateParams
        {
            get
            {
                const int WS_EX_APPWINDOW = 0x40000;
                const int WS_EX_TOOLWINDOW = 0x80;
                CreateParams cp = base.CreateParams;
                cp.ExStyle &= (~WS_EX_APPWINDOW);
                cp.ExStyle |= WS_EX_TOOLWINDOW;
                return cp;
            }
        }