using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.Threading.Tasks;

namespace DesignMode

{

//file类族

public interface IFile { void Call(); }

public class Win_File : IFile

{

public void Call()

{

Console.WriteLine("this is win file");

}

}

public class IOS_File : IFile

{

public void Call()

{

Console.WriteLine("this is ios file");

}

}

public class Android_File : IFile

{

public void Call()

{

Console.WriteLine("this is android file");

}

}

// web类族

public interface IWeb { void Call(); }

public class Win_Web : IWeb

{

public void Call()

{

Console.WriteLine("this is win web");

}

}

public class IOS_Web : IWeb

{

public void Call()

{

Console.WriteLine("this is ios web");

}

}

public class Android_Web : IWeb

{

public void Call()

{

Console.WriteLine("this is android web");

}

}

//iweb,ifile类族没有直接联系，但有相同约束条件--平台，相同平台的对象的用一个工厂类创建

public interface AbstractFactory

{

IWeb CreateWeb();

IFile CreateFile();

}

public class AndroidFactory : AbstractFactory

{

public IFile CreateFile() { return new Android_File(); }

public IWeb CreateWeb() { return new Android_Web(); }

}

public class WinFactory : AbstractFactory

{

public IFile CreateFile() { return new Win_File(); }

public IWeb CreateWeb() { return new Win_Web(); }

}

public class IOSFactory : AbstractFactory

{

public IFile CreateFile() { return new IOS_File(); }

public IWeb CreateWeb() { return new IOS_Web(); }

}

//抽象工厂模式：提供创建相互关联的对象的统一接口

public class AbstractFactoryPattern

{

/*

static void Main(string[] args)

{

//上层不知道依赖具体类(android_file/android_web)，只依赖接口ifile/iweb

AndroidFactory android = new AndroidFactory();

IFile file = android.CreateFile();

file.Call();

IWeb web = android.CreateWeb();

web.Call();

Console.ReadLine();

}

*/

}

}