使用C#编写的一个定时关机程序

private System.Windows.Forms.Label labelDateTimeShutdown;

private System.Windows.Forms.Label labelNow;

private System.Windows.Forms.Label labelShutdown;

private System.Windows.Forms.Panel panelParent;

private System.Windows.Forms.Panel panelChild;

private System.Windows.Forms.CheckBox checkBox;

private System.Windows.Forms.Button buttonCancel;

private System.Windows.Forms.Button buttonInvoke;

/// <summary>

/// Required designer variable.

/// </summary>

private System.ComponentModel.Container components = null;

private System.Threading.ThreadStart threadStart;

private System.Threading.Thread thread;

[DllImport("user32.dll")] private static extern

bool SetForegroundWindow(IntPtr hWnd);

[DllImport("user32.dll")] private static extern

bool ShowWindowAsync(IntPtr hWnd, int nCmdShow);