static void Main( string[] args )
{
Console.WriteLine("***** Delegates as event enablers *****\n");
// First, make a Car object.
Car c1 = new Car("SlugBug", 100, 10);
c1.RegisterWithCarEngine(new Car.CarEngineHandler(OnCarEngineEvent));
// This time, hold onto the delegate object,
// so we can unregister later.
Car.CarEngineHandler handler2 = new Car.CarEngineHandler(OnCarEngineEvent2);
c1.RegisterWithCarEngine(handler2);
// Speed up (this will trigger the events).
Console.WriteLine("***** Speeding up *****");
for (int i = 0; i < 6; i++)
c1.Accelerate(20);
// Unregister from the second handler.
c1.UnRegisterWithCarEngine(handler2);
// We won't see the 'uppercase' message anymore!
Console.WriteLine("***** Speeding up *****");
for (int i = 0; i < 6; i++)
c1.Accelerate(20);
Console.ReadLine();
}
static void Main(string[] args)
{
Console.WriteLine("***** Delegates as event enablers *****\n");
// First, make a Car object.
Car c1 = new Car("SlugBug", 100, 10);
// Now, tell the car which method to call
// when it wats to send us messages.
c1.RegisterWithCarEngine(new Car.CarEngineHandler(OnCarEngineEvent));
// This time, hold onto the delegate object,
// so we can unregister later
Car.CarEngineHandler handler2 = new Car.CarEngineHandler(OnCarEngineEvent2);
c1.RegisterWithCarEngine(handler2);
// Speed up (this will trigger the events).
Console.WriteLine("***** Speeding up *****");
for (int i = 0; i < 6; i++)
{
c1.Accelerate(20);
}
// Unregister from the second handler.
c1.UnregisterWithCarEngine(handler2);
// Speed up (this will trigger the events).
Console.WriteLine("***** Speeding up *****");
for (int i = 0; i < 6; i++)
{
c1.Accelerate(20);
}
Console.ReadKey();
}
static void Main(string[] args)
{
Console.WriteLine("***** Delegates as event enablers *****\n");
Car c1 = new Car("Slug Bug", 100, 10);
c1.RegisterWithCarEngine(new Car.CarEventHandler(OnCarEngineEvent));
Car.CarEventHandler handler2 = new Car.CarEventHandler(OnCarEngineEvent2);
c1.RegisterWithCarEngine(handler2);
Console.WriteLine("***** Speeding Up *****");
for (int i = 0; i < 6; i++)
c1.Accelerate(20);
Console.WriteLine("\n");
c1.UnregisterWithCarEngine(handler2);
c1.ResetCar();
c1.CurrentSpeed = 10;
Console.WriteLine("***** Speeding Up *****");
for (int i = 0; i < 6; i++)
c1.Accelerate(20);
Console.ReadLine();
}
static void Main(string[] args) {
Car c1 = new Car("SlugBug", 100, 10);
//c1.RegisterWithCarEngine(OnCarEngineEvent); Also works fine, method group conversion
c1.RegisterWithCarEngine(new Car.CarEngineHandler(OnCarEngineEvent));
Car.CarEngineHandler handler2 = new Car.CarEngineHandler(OnCarEngineEvent2);
c1.RegisterWithCarEngine(handler2);
for (int i = 0; i < 6; i++) {
c1.Accelerate(20);
}
c1.UnRegisterWithCarEngine(handler2);
for (int i = 0; i < 2; i++) {
c1.Accelerate(20);
}
Console.ReadLine();
}
static void Main(string[] args)
{
// First, make a Car Object
Car c1 = new Car("SlougBug", 100, 10);
// Now, tell the car which method to call
// when it wants to send us messages.
// Extra-register multiple targets for the notifications
c1.RegisterWithCarEngine(new Car.CarEngineHanlder(OnCarEngineEvent));
// c1 i => the event source object
// .RegisterWithCarEngine => provides the registration/helper function
// new Car.CarEngineHandler(... => Listener Object (EVENT HANDLER)
// OnCarEngineEvent => Event Handler Method / Listner Handler Object's method (EVENT HANDLER)
Car.CarEngineHanlder handler2 = new Car.CarEngineHanlder(OnCarEngineEvent2);
c1.RegisterWithCarEngine(handler2);
// Speed up (this will trigger the events).
Console.WriteLine("**** Speeding up ****");
for (int i = 0; i < 6; i++)
c1.Accelerate(20);
// Unregister from the second handler.
c1.UnRegisterWithCarEngine(handler2);
// Speed up (this will trigger the events).
Console.WriteLine("**** Speeding up ****");
for (int i = 0; i < 6; i++)
c1.Accelerate(20);
//--------------------------Water Bottle---------------------------------------//
PlasticWaterBottle myBottle = new PlasticWaterBottle(aName:"DANASI");
//myBottle.RegisterWithBottleOfWater(new PlasticWaterBottle.WaterNotification(MartinBottle)); // OLD WAY
myBottle.RegisterSubscribers(MartinBottle01); // NEW WAY
// Lets fill the water
for (int i = 0; i < 20; i++) {
myBottle.fillWater(i);
}
Console.ReadLine();
}
static void Main(string[] args)
{
Console.WriteLine("***** Delegates as event enablers *****\n");
//make a car
Car c1 = new Car("SlugBug", 100, 10);
//now tell the car which method(s) to call
c1.RegisterWithCarEngine(new Car.CarEngineHandler(OnCarEngineEvent));
//we want an object that we can subsequently UNREGISTER...
Car.CarEngineHandler handler2 = new Car.CarEngineHandler(OnCarEngineEvent2);
c1.RegisterWithCarEngine(handler2);
//UNREGISTER the second handler
c1.UnRegisterWithCarEngine(handler2);//enabling this line will UNREGISTER the second
//event
//Speed up (this will trigger events)
Console.WriteLine("***** Speeding up *****");
for (int i = 0; i < 6; i++)
c1.Accelerate(20);
Console.ReadLine();
}
static void Main(string[] args)
{
Console.WriteLine("***** Delegates as event enablers *****\n");
// First, make a Car object.
Car c1 = new Car("SlugBug", 100, 10);
// Now, tell the car which method to call
// when it wants to send us messages.
// c1.RegisterWithCarEngine(new Car.CarEngineHandler(OnCarEngineEvent));
c1.RegisterWithCarEngine(OnCarEngineEvent); // shortcut for pervious line
// c1.RegisterWithCarEngine(new Car.CarEngineHandler(OnCarEngineEvent2));
c1.RegisterWithCarEngine(OnCarEngineEvent2);
// Speed up (this will trigger the events).
Console.WriteLine("***** Speeding up *****");
for (int i = 0; i < 6; i++)
c1.Accelerate(20);
Console.ReadLine();
}
