反射使抽象工厂模式的面向对象更上一层楼(知识点:依赖注入,反射,多态性, *** 作XML文件等)

namespace test

{

    #region 使用反射实现的抽象工厂

    internal static class ReflectionFactory

    {

        private static String _windowType;

        private static String _styleType;

        static ReflectionFactory()

        {

            XmlDocument xmlDoc = new XmlDocument();

            xmlDoc.Load(@"f:/test.xml");

            XmlNode xmlNode = xmlDoc.ChildNodes[0];

            _windowType = xmlNode.ChildNodes[0].ChildNodes[0].Value;

            _styleType = xmlNode.ChildNodes[1].ChildNodes[0].Value;

        }

        public static IWindow MakeWindow()

        {

            return Assembly.Load("test").CreateInstance("test." + _windowType) as IWindow;

        }

        public static IStyle MakeStyle()

        {

            return Assembly.Load("test").CreateInstance("test." + _styleType) as IStyle;

        }

    }

    #endregion

    #region  *** 作接口规范

    internal interface IStyle

    {

        String ShowInfo();

    }

    internal interface IWindow

    {

        String ShowInfo();

    }

    #endregion

    #region 页面风格

    internal sealed class WindowsStyle : IStyle

    {

        public String Description { get; private set; }

        public WindowsStyle()

        {

            this.Description = "Windows风格按钮";

        }

        public String ShowInfo()

        {

            return this.Description;

        }

    }

    internal sealed class MacStyle : IStyle

    {

        public String Description { get; private set; }

        public MacStyle()

        {

            this.Description = "Mac风格按钮";

        }

        public String ShowInfo()

        {

            return this.Description;

        }

    }

    #endregion

    #region 窗口风格

    internal sealed class WindowsWindow : IWindow

    {

        public String Description { get; private set; }

        public WindowsWindow()

        {

            this.Description = "Windows风格窗口";

        }

        public String ShowInfo()

        {

            return this.Description;

        }

    }

    internal sealed class MacWindow : IWindow

    {

        public String Description { get; private set; }

        public MacWindow()

        {

            this.Description = "Mac风格窗口";

        }

        public String ShowInfo()

        {

            return this.Description;

        }

    }

    #endregion

    #region 工厂接口规范

    internal interface IFactory

    {

        IWindow MakeWindow();

        IStyle MakeStyle();

    }

    #endregion

    #region 具体工厂的实现

    internal sealed class WindowsFactory : IFactory

    {

        public IWindow MakeWindow()

        {

            return new WindowsWindow();

        }

        public IStyle MakeStyle()

        {

            return new WindowsStyle();

        }

    }

    internal sealed class MacFactory : IFactory

    {

        public IWindow MakeWindow()

        {

            return new MacWindow();

        }

        public IStyle MakeStyle()

        {

            return new MacStyle();

        }

    }

    #endregion

}