public void RefreshListView()
{
int[] sel = null;
if (listViewNF2.SelectedIndices.Count != 0)
{
sel = new int[listViewNF2.SelectedIndices.Count];
listViewNF2.SelectedIndices.CopyTo(sel, 0);
}
listViewNF2.BeginUpdate();
listViewNF2.Items.Clear();
listViewNF2.Items.AddRange(Routes.GetListViewItems());
listViewNF2.EndUpdate();
if (sel != null)
{
foreach (int i in sel)
{
if (i < Routes.Entries.Count)
{
listViewNF2.SelectedIndices.Add(i);
}
}
}
RefreshPoints();
}
