fork download

copy

using namespace System;
 
namespace Delegate
{
	ref class Hoge
	{
	public:
		event EventHandler^ Piyo;
		Hoge() { }
		void Raise() { Piyo(nullptr, EventArgs::Empty); }
	};
 
	ref class Program
	{
		static void Main()
		{
			Hoge^ hoge = gcnew Hoge;
			hoge->Piyo += gcnew EventHandler(&Hoge1);
			hoge->Piyo += gcnew EventHandler(&Hoge2);
			hoge->Piyo += gcnew EventHandler(&Hoge3);
			hoge->Raise();
 
			auto mcd = (MulticastDelegate^)hoge->Piyo;
			auto list = mcd->GetInvocationList();
		}
 
		static void Hoge1(Object^ sender, EventArgs^ e) { System::Diagnostics::Debug::Print("Hope1"); }
		static void Hoge2(Object^ sender, EventArgs^ e) { System::Diagnostics::Debug::Print("Hope2"); }
		static void Hoge3(Object^ sender, EventArgs^ e) { System::Diagnostics::Debug::Print("Hope3"); }
	};
}
 

prog.cpp:1:17: error: ‘System’ is not a namespace-name
 using namespace System;
                 ^
prog.cpp:1:23: error: expected namespace-name before ‘;’ token
 using namespace System;
                       ^
prog.cpp:5:2: error: ‘ref’ does not name a type
  ref class Hoge
  ^
prog.cpp:13:2: error: ‘ref’ does not name a type
  ref class Program
  ^

Standard output is empty