using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

using System.ComponentModel;

namespace ObjectBinding
{
    public class Product : INotifyPropertyChanged
    {
        // Declare the PropertyChanged event.
        public event PropertyChangedEventHandler PropertyChanged;

        // OnPropertyChanged() method raises the event.
        protected void OnPropertyChanged(string propertyName)
        {
            if (this.PropertyChanged != null)
            {
                PropertyChanged(this, new PropertyChangedEventArgs(propertyName));
            }
        }

        private int productID;
        public int ProductID
        {
            get
            {
                return productID;
            }
            set
            {
                productID = value;
                OnPropertyChanged("ProductID");
            }
        }

        private string productName;
        public string ProductName
        {
            get
            {
                return productName;
            }
            set
            {
                productName = value;
                OnPropertyChanged("ProductName");
            }
        }

        private int categoryID;
        public int CategoryID
        {
            get
            {
                return categoryID;
            }
            set
            {
                categoryID = value;
                OnPropertyChanged("CategoryID");
            }
        }

        private decimal unitPrice;
        public decimal UnitPrice
        {
            get
            {
                return unitPrice;
            }
            set
            {
                unitPrice = value;
                OnPropertyChanged("UnitPrice");
            }
        }

        private short unitsInStock;
        public short UnitsInStock
        {
            get
            {
                return unitsInStock;
            }
            set
            {
                unitsInStock = value;
                OnPropertyChanged("UnitsInStock");
            }
        }

        public override string ToString()
        {
            return string.Format("[{0}]: {1}, Category {2}, ${3}, {4} in stock.",
                                  ProductID,
                                  ProductName,
                                  CategoryID,
                                  UnitPrice,
                                  UnitsInStock);
        }
    }
}