static void Main(string[] args)
{
//Formas de usar o delegate
//1
DelCalculo somar = CalculationService.Somar;
System.Console.WriteLine(somar(10, 20));
//2 - com o new
DelCalculo somar2 = new DelCalculo(CalculationService.Somar);
System.Console.WriteLine(somar2(10, 21));
//3 com o invoke
DelCalculo somar3 = CalculationService.Somar;
System.Console.WriteLine(somar3.Invoke(10, 22));
//Multi referencias com delegate
MostrarNumeros mostrar = CalculationService.MostrarMenor;
mostrar += CalculationService.MostrarMaior;
mostrar += CalculationService.MostrarNumeroPar;
mostrar += CalculationService.MostrarNumeroImpar;
mostrar.Invoke(12, 13);
var cal = new CalculationService();
DelContar c = cal.Contar;
c(15);
//Call back
Del del = new Del(CalculationService.DelegateMethod);
CalculationService.MethodWithCallback(10, 10, del);
ReferenciaMetodo delRefMethod = CalculationService.DelegateMethod;
CalculationService.ChamaDelegate("Passei o metodo ChamaDelegate",
"para o Delegate Referencia Metodo", delRefMethod);
Del d1 = CalculationService.DelegateMethod;
Del d2 = CalculationService.DelegateMethod2;
Del d3 = CalculationService.DelegateMethod2;
Del d4 = d1 + d2 + d3;
System.Console.WriteLine(d2 == d3);
d4.Invoke("Invocando metodos");
}
public static void ChamaDelegate(string x, string y, ReferenciaMetodo del)
{
del.Invoke("Chamada de um delegate:" + x + y);
}