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;
}
var member = BindingServiceProvider.MemberProvider.GetBindingMember(_recyclerView.GetType(), AttachedMembers.ViewGroup.DisableHierarchyListener, false, false);
if (member.CanWrite)
{
member.SetSingleValue(_recyclerView, Empty.TrueObject);
}
base.OnAttachedToRecyclerView(recyclerView);
}
public override void OnDestroy(Action baseOnDestroy)
{
if (Tracer.TraceInformation)
{
Tracer.Info("OnDestroy activity({0})", Target);
}
ServiceProvider.EventAggregator.Unsubscribe(this);
var handler = Destroyed;
if (handler != null)
{
handler(Target, EventArgs.Empty);
}
_view.RemoveFromParent();
if (_attachedViews == null)
{
_view.ClearBindingsRecursively(true, true);
}
else
{
CleanupItems();
}
_view = null;
if (_metadata != null)
{
_metadata.Clear();
_metadata = null;
}
MenuTemplate.Clear(_menu);
_menu = null;
if (_menuInflater != null)
{
_menuInflater.Dispose();
_menuInflater = null;
}
if (_layoutInflater != null)
{
_layoutInflater.Dispose();
_layoutInflater = null;
}
base.OnDestroy(baseOnDestroy);
PlatformExtensions.SetCurrentActivity(Target, true);
Target.ClearBindings(false, true);
OptionsItemSelected = null;
ConfigurationChanged = null;
PostCreate = null;
BackPressing = null;
Created = null;
Started = null;
Paused = null;
SaveInstanceState = null;
Stoped = null;
Restarted = null;
Resume = null;
Destroyed = null;
}
public LayoutInflater GetLayoutInflater(LayoutInflater baseLayoutInflater)
{
if (_layoutInflater == null)
{
_layoutInflater = PlatformExtensions.LayoutInflaterFactory(Target, MugenMvvmToolkit.Models.DataContext.Empty, Get <IViewFactory>(), baseLayoutInflater);
if (_layoutInflater != null)
{
_layoutInflater = new BindableLayoutInflaterProxy(_layoutInflater);
}
}
return(_layoutInflater ?? baseLayoutInflater);
}
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);
}