private void PointLoadAddBtn_Click(object sender, RoutedEventArgs e)
        {
            //New object of the Model(Auto Column Generating)
            var newPointLoadRow = new PointLoadAssignmentModel();

            //Add object of the model to a collection of the object mode(DataGrid)
            PointLoadAssignmentViewModel.PointLoadModelStaticCollection.Add(newPointLoadRow);
        }
 private void PointLoadGridData_SelectionChanged(object sender, SelectionChangedEventArgs e)
 {
     PLAM = (PointLoadAssignmentModel)PointLoadGridData.SelectedItem;
 }