reimplementinterface.cs

vc的原码例子12 vc的原码例子12

using System;
using System.Collections;

interface Book
{
	void ShowBook();
	string GetTitle();
	int GetPages();
	void SetPages(int pages);
}

class BaseBook: Book
{
	public string title;
	public int pages;
	public string author;

	public BaseBook(string title, string author, int pages)
	{
		this.title = title;
        this.pages = pages;
		this.author = author;
	}

	public string GetTitle()
	{
		return(title);
	}

	public int GetPages()
	{
		return(pages);
	}

	public void SetPages(int pages)
	{
		this.pages = pages;
	}

	public void ShowBook()
	{
		Console.WriteLine("Title: {0}", title);
		Console.WriteLine("Author: {0}", author);
		Console.WriteLine("Pages: {0}", pages);
	}
}

class DerivedBook: BaseBook, Book
{
	public DerivedBook(string title, string author, int pages) : base(title, author, pages)
	{
	}

	public new string GetTitle()
	{
		return("Books title is " + title);
	}


	public new void ShowBook()
	{
		Console.WriteLine("Book title: {0}", title);
		Console.WriteLine("Book author: {0}", author);
	}
}


public class ReimplementInterface  
{
	public static void Main()  
	{
        DerivedBook Novel = new DerivedBook("American Dream", "Jones", 555);

		Novel.ShowBook();
	}
}