public override void OnAttachedToRecyclerView(global::Android.Support.V7.Widget.RecyclerView recyclerView)
{
_recyclerView = recyclerView;
_itemTemplateProvider = new DataTemplateProvider(_recyclerView, AttachedMemberConstants.ItemTemplate, AttachedMemberConstants.ItemTemplateSelector);
_layoutInflater = _recyclerView.Context.GetBindableLayoutInflater();
_createViewHolderDelegate = _recyclerView.GetBindingMemberValue(AttachedMembersRecyclerView.RecyclerView.CreateViewHolderDelegate);
HasStableIds = recyclerView.TryGetBindingMemberValue(AttachedMembers.Object.StableIdProvider, out _stableIdProvider) && _stableIdProvider != null;
var activityView = _recyclerView.Context.GetActivity() as IActivityView;
if (activityView != null)
{
if (_listener == null)
{
_listener = ReflectionExtensions.CreateWeakEventHandler <ItemsSourceRecyclerAdapter, EventArgs>(this, (adapter, o, arg3) => adapter.ActivityViewOnDestroyed((Activity)o));
}
activityView.Mediator.Destroyed += _listener.Handle;
}
//To prevent HasStableIds error.
if (_observers != null)
{
foreach (var observer in _observers)
{
base.RegisterAdapterDataObserver(observer);
}
_observers = null;
}
_recyclerView.SetDisableHierarchyListener(true);
base.OnAttachedToRecyclerView(recyclerView);
}
public override void OnDetachedFromRecyclerView(global::Android.Support.V7.Widget.RecyclerView recyclerView)
{
var activityView = recyclerView.Context.GetActivity() as IActivityView;
if (activityView != null)
{
activityView.Mediator.Destroyed -= _listener.Handle;
}
_layoutInflater = null;
_itemTemplateProvider = null;
_recyclerView = null;
_createViewHolderDelegate = null;
base.OnDetachedFromRecyclerView(recyclerView);
}
public ItemsSourcePagerAdapter([NotNull] ViewPager viewPager)
{
Should.NotBeNull(viewPager, nameof(viewPager));
_viewPager = viewPager;
_fragmentManager = viewPager.GetFragmentManager();
_itemTemplateProvider = new DataTemplateProvider(viewPager, AttachedMemberConstants.ItemTemplate, AttachedMemberConstants.ItemTemplateSelector);
_weakHandler = ReflectionExtensions.MakeWeakCollectionChangedHandler(this, (adapter, o, arg3) => adapter.OnCollectionChanged(o, arg3));
var activityView = _viewPager.Context.GetActivity() as IActivityView;
if (activityView != null)
{
_listener = ReflectionExtensions.CreateWeakEventHandler <ItemsSourcePagerAdapter, EventArgs>(this, (adapter, o, arg3) => adapter.ActivityViewOnDestroyed((Activity)o));
activityView.Mediator.Destroyed += _listener.Handle;
}
}
public TabListener(DataTemplateProvider contentTemplateProvider)
{
_contentTemplateProvider = contentTemplateProvider;
}
