c#实现程序不被关闭，隐藏任务栏

public Form1()
{
InitializeComponent();
this.WindowState = System.Windows.Forms.FormWindowState.Maximized;
//this.WindowState=FormWindowState.Maximized;
this.ShowInTaskbar = false;
this.SetVisibleCore(false);
this.FormBorderStyle = FormBorderStyle.None;
this.SetVisibleCore(true);
}