/// <summary>
/// Definition:
/// The observer pattern defines a one to many dependencies between objects so that when one object changes state,
/// all of it's dependencies are notified and updated automatically.
/// </summary>
static void Main(string[] args)
{
WeatherStation station = new WeatherStation();
TabletDisplay tabletDisplay = new TabletDisplay(station);
PhoneDisplay phoneDisplay = new PhoneDisplay(station);
station.Add(tabletDisplay);
station.Add(phoneDisplay);
station.Notify();
station.Remove(tabletDisplay);
station.Notify();
station.Add(tabletDisplay);
station.Notify();
Console.WriteLine("\n--- Let's update the temperatur --- ");
station.UpdateTemperatur(50);
Console.ReadKey();
}
private void UserForm_FormClosing(object sender, FormClosingEventArgs e)
{
station.Remove(this);
}