public void ActivateFireAlarm(string room, int ferocity)
{
FireEventArgs fireArgs = new FireEventArgs(room, ferocity);
//执行对象事件处理函数指针，必须保证处理函数要和声明代理时的参数列表相同
//相当于调用函数
FireEvent(this, fireArgs);
}
// 定义事件发起函数
void ExtinguishFire(object sender, FireEventArgs fe)
{
String notice = String.Format("The ExtinguishFire function was called by {0}.", sender.ToString());
fire_box.Items.Add(notice);
if (fe.ferocity < 2)
{
String respond = String.Format("发生在{0} 的火情不大，快打点水", fe.room);
fire_box.Items.Add(respond);
}
else if (fe.ferocity < 5)
{
String respond = String.Format("我在用灭火器扑灭{0}的火.", fe.room);
fire_box.Items.Add(respond);
}
else
{
String respond = String.Format("在 {0} 的火情无法控制，已经打了119", fe.room);
fire_box.Items.Add(respond);
}
}
