windowimpfactory.h

来自「自己编写的关于设计模式中的桥模式的应用例子」· C头文件 代码 · 共 20 行

#pragma once
#include "WindowImp.h"
#include "PMWindowImp.h"
#include "XWindowImp.h"

class WindowImpFactory
{
public:
	WindowImpFactory(void);
public:
	virtual ~WindowImpFactory(void);

	static WindowImpFactory* GetInstance();
	WindowImp* CreateWindowImp();

private:
	static WindowImpFactory*  _instance;
	int num;
};