public void HeaderTap(HeaderTapGestureRecognizer recognizer)
{
var section = recognizer.Section;
var state = section.ExpandState;
if (section.IsExpandable)
{
if (state == ExpandState.Opened)
section.ExpandState = ExpandState.Closed;
else
section.ExpandState = ExpandState.Opened;
Flip(section);
}
}
public override UIView GetViewForHeader(UITableView tableView, int sectionIndex)
{
var section = GetSection(sectionIndex);
if (section != null)
{
if (section.HeaderView == null && !string.IsNullOrEmpty(section.Caption))
{
section.HeaderView = CreateHeaderView(tableView, section.Caption);
}
if (section.HeaderView != null)
{
if (section.IsExpandable)
{
section.ArrowView.Bounds = new RectangleF(0, 0, 16, 16);
section.ArrowView.Frame = new RectangleF(5, 8, 16, 16);
section.HeaderView.Add(section.ArrowView);
tapRecognizer = new HeaderTapGestureRecognizer(section, this, _HeaderSelector);
section.HeaderView.AddGestureRecognizer(tapRecognizer);
Flip(section);
}
}
return section.HeaderView;
}
return null;
}