SmartLists - Extended Lists with Events

using System;
using System.Collections.Generic;
using System.Text;
using System.ComponentModel;

namespace SmartListsTest
{
    class Book : INotifyPropertyChanged
    {
        private string _author = String.Empty;
        private string _title = String.Empty;

        public Book()
        {
        }

        public Book(string author, string title)
        {
            this.Author = author;
            this.Title = title;
        }

        public string Author
        {
            get { return _author; }
            set
            {
                _author = value;
                this.OnPropertyChanged("Author");
            }
        }

        public string Title
        {
            get { return _title; }
            set
            {
                _title = value;
                this.OnPropertyChanged("Title");
            }
        }

        #region INotifyPropertyChanged Members

        public event PropertyChangedEventHandler PropertyChanged;

        protected virtual void OnPropertyChanged(string propertyName)
        {
            if(this.PropertyChanged != null)
                this.PropertyChanged(this, new PropertyChangedEventArgs(propertyName));
        }

        #endregion
    }
}