Delegates Real Example.....

static void Main()
{
var mycar = new Car(20, 100, "baachi");
mycar.RegisterWithCarEngine(OnCarEngineEvent);
//NOW SPEED UP THE CAR
for (int i = 0; i < 6; i++)
{
mycar.AccelerateSpeed(20);
Console.ReadLine();
}
}
public class Car
{
#region Properties
public string PetName { get; set; }
public int MaximumSpeed { get; set; }
public int CurrentSpeed { get; set; }
#endregion
public Car()
{
MaximumSpeed = 100;
}
public Car(int currentSpeed, int maximumSpeed, string petName)
{
CurrentSpeed = currentSpeed;
MaximumSpeed = maximumSpeed;
PetName = petName;
}
//Define delegate
public delegate void CarEngineHandler(string msgForCaller);
private CarEngineHandler _listOfHandlers;
private bool carIsDead;
//registration function for the caller
public void RegisterWithCarEngine(CarEngineHandler methodToCall)
{
_listOfHandlers = methodToCall;
}
public void AccelerateSpeed(int speed)
{
//If this car is dead Send dead message.......
if (carIsDead)
{
if (_listOfHandlers != null)
{
_listOfHandlers("Sorry BOSS : Car Is Dead: OOOOPS");
}
}
else
{
CurrentSpeed += speed;
// If this car is almost dead,
if (MaximumSpeed - CurrentSpeed == 10 && _listOfHandlers != null)
{
_listOfHandlers("Carefull Buddy: Gonna Blow:::");
}
}
if (CurrentSpeed > MaximumSpeed)
{
carIsDead = true;
}
else
{
Console.WriteLine("Current Speed is :{0}", CurrentSpeed);
}
}
}