private IEnumerable <TextLine> EnumerateLinesFromFocus()
{
int start;
if (listView.FocusedItem == null)
{
start = 0;
}
else
{
start = listView.FocusedItem.Index + 1;
}
for (int i = start; i < listView.Items.Count; i++)
{
ListViewItem item = listView.Items[i];
yield return(TextLine.FromItem(item));
}
}