namespace Nowcom.Quicksilver
{
    using System.ComponentModel;
    using System.Linq.Expressions;
    using System;
 
    public abstract class PropertyChangedBase : INotifyPropertyChanged
    {
        public event PropertyChangedEventHandler PropertyChanged;
 
        public void NotifyPropertyChanged(string propertyName)
        {
           var handler = PropertyChanged;
           if (handler != null)
              handler(this, new PropertyChangedEventArgs(propertyName));
        }
 
        public void NotifyPropertyChanged<TProperty>(Expression<Func<TProperty>> property)
        {
            var lambda = (LambdaExpression)property;
 
            MemberExpression memberExpression;
            if (lambda.Body is UnaryExpression)
            {
                var unaryExpression = (UnaryExpression)lambda.Body;
                memberExpression = (MemberExpression)unaryExpression.Operand;
            }
            else memberExpression = (MemberExpression)lambda.Body;
 
            NotifyPropertyChanged(memberExpression.Member.Name);
        }
    }
}
 
//usage
 
    public class Person: PropertyChangedBase
    {
        private string _FullName;
        public string FullName
        {
            get { return _FullName; }
            set { _FullName = value; NotifyPropertyChanged(() => FullName); }
        }
    }