C++11 回调函数使用

class CallbkTest
{
public:
	CallbkTest()
	{

	}
	using myCBK = std::function<void()>;
	using myCBKParmer = std::function<void(int a,int b)>; //先声明

	void doit()
	{
		_mycbk();

	}
	void doitParmer(int a,int b)
	{
		_mycbkParmer(a, b);
	}
	void setCbk(myCBK cb)
	{
		_mycbk = cb;
	}

	void setCbkParmer(myCBKParmer cb)
	{
		_mycbkParmer = cb;
	}

private:
	myCBK _mycbk;
	myCBKParmer _mycbkParmer;
	
};




void main()
{

	CallbkTest cbt;
	cbt.setCbk([] {
		std::cout << 1 << std::endl;
		});
	cbt.doit();

	int c = 101;  //需要传入的参数写进[]里
	cbt.setCbkParmer([c](int a, int b) {
		std::cout << a + b + c << std::endl;
		});
	cbt.doitParmer(1, 2);

	return;
}