using System;

using System.ComponentModel;

using System.Runtime.Serialization;

using Newtonsoft.Json;

public class Program

{

    public static void Main()

    {

        string json = @"{ ""StringProp"" : ""foo"" }";

​

        Console.WriteLine("--- Deserialize ---");

        MyClass mc = JsonConvert.DeserializeObject<MyClass>(json);

        Console.WriteLine("StringProp: " + mc.StringProp);

        Console.WriteLine();

​

        Console.WriteLine("--- Manual change ---");

        mc.StringProp = "bar";

        Console.WriteLine();

​

        Console.WriteLine("--- Serialize ---");

        json = JsonConvert.SerializeObject(mc);

        Console.WriteLine(json);

    }

}

​

public class MyClass : INotifyPropertyChanged

{

    string _StringProp;

    public string StringProp

    {

        get

        {

            return _StringProp;

        }

        set

        {

            if (_StringProp != value)

            {

                _StringProp = value;

                RaisePropertyChanged("StringProp");

            }

        }

    }

​

    public event PropertyChangedEventHandler PropertyChanged;

    protected void RaisePropertyChanged(string propertyName)

    {

        // don't raise the event if the property is being changed due to deserialization    

        if (_isDeserializing) return;  

​

        if (PropertyChanged != null)

        {

            PropertyChanged(this, new PropertyChangedEventArgs(propertyName));

        }

        Console.WriteLine(propertyName + " was changed " + DateTime.Now);

    }

​

    bool _isDeserializing = false;

​

    [OnDeserializing]

    internal void OnDeserializingMethod(StreamingContext context)

    {

        _isDeserializing = true;

    }

​

    [OnDeserialized]

    internal void OnDeserializedMethod(StreamingContext context)

    {

        _isDeserializing = false;

    }

}

​