public void PublishNews(string name, string detail)
{
NewsEventArgs na = new NewsEventArgs(name, detail);
/* If news arrived and ready to publish then call OnNewsArrival
* method which will execute subscribed methods.*/
OnNewsArrival(na);
}
/* If anyone subscribe for the notification then this method will
* invoke each of the subscribed method and execute all. */
protected virtual void OnNewsArrival(NewsEventArgs args)
{
EventHandler <NewsEventArgs> newsHandler = NewsEvent;
if (newsHandler != null)
{
newsHandler(this, args);
}
}
/* When news arrived if subscribe then execute this method.*/
private void PublishArrivedNews(object sender, NewsEventArgs na)
{
Console.WriteLine("Published:\n{0} news.", na.Title);
}
/* When news arrived if subscribe then execute this method.*/
private void ReviewOnArrivedNews(object sender, NewsEventArgs na)
{
Console.WriteLine("Reviewed:\n{0},\t{1}", na.Title, na.Detail);
}