众所周知，我们可以创建一个EventHandler并向其添加N次方法。喜欢://DeclareandEventHandlerpubliceventEventHandlerInternetConnectionAvailableEvent;privatevoidOnInternetConnectionAvailableEvent(){if(InternetConnectionAvailableEvent!=null){EventHandlerhandle=InternetConnectionAvailableEvent;EventArgse=EventArgs.Empty;handle(t