command.cpp

来自「深入浅出设计模式部分C++源码。用.net2003调试通过。」· C++ 代码 · 共 48 行

// Command.cpp : 定义控制台应用程序的入口点。
//
#include <iostream>
#include <string>

using namespace std;

class Command
{
public:
	virtual void Execute() = 0;
};

class Light()
{
public:
	On()
	{
		cout << "Lights on!" << endl;
	}
	Off()
	{
		cout << "Lights Off" << endl;
	}
};

class LightOnCommand : public Command
{
public:
	LightOnCommand(Light *l)
		:light(l)
	{

	}
	virtual void Execute()
	{
		light->On();
	}
private:
	Light *light;
};

int _tmain(int argc, _TCHAR* argv[])
{
	return 0;
}