Запуск приложения по выходу из спящего/ждущего режима

  
protected override void WndProc(ref Message m)
        {
            if (m.Msg == WM_POWERBROADCAST)
            {
                if (m.WParam.ToInt32() == PBT_APMSUSPEND)
                {
                    label3.Text = "Заснул";
                }
                else if (m.WParam.ToInt32() == PBT_APMRESUMESUSPEND)
                {
                   System.Diagnostics.Process.Start(textBox1.Text);
                }
            }
 
            base.WndProc(ref m);
        }

 
class WakeUPP
    {
        [DllImport("kernel32.dll")]
        public static extern SafeWaitHandle CreateWaitableTimer(IntPtr lpTimerAttributes, bool bManualReset, string lpTimerName);
        [DllImport("kernel32.dll", SetLastError = true)]
        [return: MarshalAs(UnmanagedType.Bool)]
        public static extern bool SetWaitableTimer(SafeWaitHandle hTimer,
        [In] ref long pDueTime,int lPeriod,IntPtr pfnCompletionRoutine,IntPtr lpArgToCompletionRoutine,bool fResume);
        public event EventHandler Woken;
        private BackgroundWorker bgWorker = new BackgroundWorker();
        public WakeUPP()
        {
            bgWorker.DoWork += new DoWorkEventHandler(bgWorker_DoWork);
            bgWorker.RunWorkerCompleted += new RunWorkerCompletedEventHandler(bgWorker_RunWorkerCompleted);
        }
        public void SetWakeUpTime(DateTime time){bgWorker.RunWorkerAsync(time.ToFileTime());}
        void bgWorker_RunWorkerCompleted(object sender, RunWorkerCompletedEventArgs e)
        {if (Woken != null)  Woken(this, new EventArgs());}
        private void bgWorker_DoWork(object sender, DoWorkEventArgs e)
        {
            long waketime = (long)e.Argument;
            using (SafeWaitHandle handle = CreateWaitableTimer(IntPtr.Zero, true, this.GetType().Assembly.GetName().Name.ToString() + "Timer"))
            {
                if (SetWaitableTimer(handle, ref waketime, 0, IntPtr.Zero, IntPtr.Zero, true))
                {
                    using (EventWaitHandle wh = new EventWaitHandle(false, EventResetMode.AutoReset))
                    {
                        wh.SafeWaitHandle = handle;  wh.WaitOne();
                    }
                }
                else
                {throw new Win32Exception(Marshal.GetLastWin32Error()); }
            }
        }
    }