public void OnTabSelected(ActionBar.Tab tab, FragmentTransaction ft)
{
if (_cleared)
return;
var bar = (ActionBar)tab.GetBindingMemberValue(AttachedMembers.Object.Parent);
var placeHolder = ActionBarView.GetTabContentId(bar);
var activity = bar.ThemedContext.GetActivity();
SetContent(tab, ft, placeHolder, activity, bar);
//Set selected item data context or tab
var selectedItem = bar.GetBindingMemberValue(ItemsSourceGeneratorBase.MemberDescriptor) == null ? tab : tab.GetDataContext();
#if APPCOMPAT
bar.SetBindingMemberValue(AttachedMembersCompat.ActionBar.SelectedItem, selectedItem);
#else
bar.SetBindingMemberValue(AttachedMembers.ActionBar.SelectedItem, selectedItem);
#endif
}