int?i?=0;
Icon?ico1?=?new?Icon("1.ico");
Icon?ico2?=?new?Icon("2.ico");
NotifyIcon?NtfIcon?=?new?NotifyIcon();?
Timer?time?=?new?Timer();
NtfIcon.Icon?=?ico1;
//增加事件處理函數time.Tick+=?time_Tick
time.Enabled?=?true;
//立即引發事件
time.OnTick(EventArgs.Empty)
} void?time_Tick(object?sender,?EventArgs?e){
//……
}