using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Diagnostics;
using System.Runtime.CompilerServices;
using System.Text;

namespace KanSan.ViewModel
{
    public class BaseViewModel
    {
        public event PropertyChangedEventHandler PropertyChanged;
        protected internal void OnPropertyChanged([CallerMemberName] string propertyname = null)
        {
            Trace.WriteLine("OnPropertyChanged ()" + propertyname);
            if (PropertyChanged != null)
                PropertyChanged(this, new PropertyChangedEventArgs(propertyname));
        }
    }
}