App.xaml.cs

using System;
using System.Collections.Generic;
using System.Configuration;
using System.Data;
using System.Linq;
using System.Threading.Tasks;
using System.Windows;

namespace ipf {
    public partial class App : Application {
        // used to save size and position
        private void Application_Exit(object sender, ExitEventArgs e) {
            ipf.Properties.Settings.Default.Save();
        }

    }


}