private void Add_Button_Click(object sender, RoutedEventArgs e)
{
this.pointList.Add(new MeterPoint());
PointWindow pointWindow = new PointWindow(pointList[pointList.Count() - 1]);
pointWindow.ShowDialog();
Console.WriteLine(pointList.Count());
}
private void Edit_Button_Click(object sender, RoutedEventArgs e)
{
PointWindow pointWindow = new PointWindow((MeterPoint)lvPointList.SelectedItem);
pointWindow.ShowDialog();
}