public override void ViewWillAppear(bool animated)
{
base.ViewWillAppear(animated);
TableView.DeselectRow(TableView.IndexPathForSelectedRow, true);
NavigationItem.Title = Course.Name;
SegmentedControl.SetEnabled(Course.AnnouncementIds.Count > 0, AnnouncementSegmentIndex);
SegmentedControl.SetEnabled(Course.FileIds.Count > 0, FileSegmentIndex);
SegmentedControl.SetEnabled(Course.AssignmentIds.Count > 0, AssignmentSegmentIndex);
if (SegmentedControl.SelectedSegment == -1 || !SegmentedControl.IsEnabled(SegmentedControl.SelectedSegment))
{
for (int i = 0; i < SegmentedControl.NumberOfSegments; i++)
{
if (SegmentedControl.IsEnabled((nint)i))
{
SegmentedControl.SelectedSegment = i;
break;
}
}
}
TableView.Source = new CourseMaterialsSource(Course, (int)SegmentedControl.SelectedSegment);
TableView.ReloadData();
}
