：模板方法模式：Beverage

#ifndef __COFFINEBEVERAGE_H__
#define __COFFINEBEVERAGE_H__
#include <iostream>
using namespace std;
class Beverage
{
public:
	Beverage(){}
	virtual ~Beverage(){}
	void Prepare()
	{
		BoilWater();
		Brew();
		PourInCup();
		AddCondiments();
	}
	virtual void Brew() = 0;
	virtual void AddCondiments() = 0;
	void BoilWater()
	{
		cout << "Boil Water." << endl;
	}
	void PourInCup()
	{
		cout << "Pour In Cup." << endl;
	}

};

class Coffe : public Beverage
{
public:
	Coffe(){}
	virtual ~Coffe(){}
	virtual void Brew()
	{
		cout << "Dripping Water through filter" << endl;
	}
	virtual void AddCondiments()
	{
		cout << "Add sugar and milk" << endl;
	}
};

class Tea : public Beverage
{
public:
	Tea(){}
	virtual ~Tea(){}
	virtual void Brew()
	{
		cout << "Steeping the tea." << endl;
	}
	virtual void AddCondiments()
	{
		cout << "Add lemon." << endl;
	}
};
#endif

#include <iostream>
#include "Beverage.h"
using namespace std;
int main()
{
	Beverage *t = new Tea();
	t->Prepare();
	cout << "==========Coffe============" << endl;
	Beverage *c = new Coffe();
	c->Prepare();
	return 0;
}