private void Button_Click(object sender, RoutedEventArgs e)
 {
     if (ecvm_ != null)
     {
         IndexTransCtrl.IndexTransEditView itev = new IndexTransCtrl.IndexTransEditView();
         itev.IndexTrans_DataGrid_.DataContext = ecvm_.EITFVM_;
         itev.Show();
     }
 }
 private void loadIndexTransEditView() 
 {
     IndexTransEditView itev = new IndexTransEditView();
     
 }
 private void Button_Click(object sender, RoutedEventArgs e)
 {
     if (ecvm_ != null)
     {
         IndexTransCtrl.IndexTransEditView itev = new IndexTransCtrl.IndexTransEditView();
         itev.IndexTrans_DataGrid_.DataContext = ecvm_.EITFVM_;
         itev.Show();
     }
 }