private void SetRecyclerViewAdapters()
{
try
{
MAdapter = new VideoRowAdapter(Activity)
{
VideoList = new ObservableCollection <VideoObject>()
};
LayoutManager = new LinearLayoutManager(Context);
MRecycler.SetLayoutManager(LayoutManager);
MRecycler.HasFixedSize = true;
MRecycler.SetItemViewCacheSize(10);
MRecycler.GetLayoutManager().ItemPrefetchEnabled = true;
var sizeProvider = new FixedPreloadSizeProvider(10, 10);
var preLoader = new RecyclerViewPreloader <VideoObject>(Activity, MAdapter, sizeProvider, 10);
MRecycler.AddOnScrollListener(preLoader);
MRecycler.SetAdapter(MAdapter);
RecyclerViewOnScrollListener xamarinRecyclerViewOnScrollListener = new RecyclerViewOnScrollListener(LayoutManager);
MainScrollEvent = xamarinRecyclerViewOnScrollListener;
MainScrollEvent.LoadMoreEvent += MainScrollEventOnLoadMoreEvent;
MRecycler.AddOnScrollListener(xamarinRecyclerViewOnScrollListener);
MainScrollEvent.IsLoading = false;
//======== Category =======
CatLayoutManager = new LinearLayoutManager(Activity);
CatRecycler.SetLayoutManager(CatLayoutManager);
MCatAdapter = new CategoryAdapter(Activity)
{
CategoryList = new ObservableCollection <Classes.Category>()
};
CatRecycler.SetAdapter(MCatAdapter);
if (MCatAdapter.CategoryList.Count == 0 && CategoriesController.ListCategories.Count > 0)
{
MCatAdapter.CategoryList = CategoriesController.ListCategories;
MCatAdapter.NotifyDataSetChanged();
CatRecycler.Visibility = ViewStates.Visible;
MRecycler.Visibility = ViewStates.Gone;
}
else
{
CatRecycler.Visibility = ViewStates.Gone;
MRecycler.Visibility = ViewStates.Visible;
Inflated = EmptyStateLayout.Inflate();
EmptyStateInflater x = new EmptyStateInflater();
x.InflateLayout(Inflated, EmptyStateInflater.Type.NoSearchResult);
if (!x.EmptyStateButton.HasOnClickListeners)
{
x.EmptyStateButton.Click += null;
}
}
}
catch (Exception e)
{
Console.WriteLine(e);
}
}
protected override void OnResume()
{
base.OnResume();
adapter?.NotifyDataSetChanged(); // Highlights the last clicked idea
if (Global.LoginData == null)
{
SetSubtitle("Not logged in");
}
}
private async void AddDialogPositive(object sender, EventArgs e)
{
if (_addDialog.Name.Trim() == "")
{
_addDialog.Error = GetString(Resource.String.noCategoryName);
return;
}
var category = new Category(_addDialog.Name.Truncate(32));
if (_categorySource.IsDuplicate(category))
{
_addDialog.Error = GetString(Resource.String.duplicateCategory);
return;
}
_addDialog.Dismiss();
await _connection.InsertAsync(category);
await _categorySource.Update();
_categoryAdapter.NotifyDataSetChanged();
CheckEmptyState();
}
public override void OnResume()
{
categoryAdapter.NotifyDataSetChanged();
base.OnResume();
}
protected override async void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
SetContentView(Resource.Layout.activityEditCategories);
var toolbar = FindViewById <Toolbar>(Resource.Id.activityEditCategories_toolbar);
var progressBar = FindViewById <ProgressBar>(Resource.Id.activityEditCategories_progressBar);
SetSupportActionBar(toolbar);
SupportActionBar.SetTitle(Resource.String.editCategories);
SupportActionBar.SetDisplayHomeAsUpEnabled(true);
SupportActionBar.SetDisplayShowHomeEnabled(true);
SupportActionBar.SetHomeAsUpIndicator(Resource.Drawable.ic_action_arrow_back);
_addButton = FindViewById <FloatingActionButton>(Resource.Id.activityEditCategories_buttonAdd);
_addButton.Click += OnAddClick;
_connection = await Database.Connect(this);
_categorySource = new CategorySource(_connection);
_categoryAdapter = new CategoryAdapter(_categorySource);
_categoryAdapter.RenameClick += OnRenameClick;
_categoryAdapter.DeleteClick += OnDeleteClick;
_categoryList = FindViewById <RecyclerView>(Resource.Id.activityEditCategories_list);
_emptyState = FindViewById <LinearLayout>(Resource.Id.activityEditCategories_emptyState);
_categoryList.SetAdapter(_categoryAdapter);
_categoryList.HasFixedSize = true;
_categoryList.SetItemViewCacheSize(20);
var callback = new AuthListTouchHelperCallback(_categoryAdapter);
var touchHelper = new ItemTouchHelper(callback);
touchHelper.AttachToRecyclerView(_categoryList);
var layout = new LinearLayoutManager(this);
var decoration = new DividerItemDecoration(this, layout.Orientation);
_categoryList.AddItemDecoration(decoration);
_categoryList.SetLayoutManager(layout);
var layoutAnimation =
AnimationUtils.LoadLayoutAnimation(this, Resource.Animation.layout_animation_fade_in);
_categoryList.LayoutAnimation = layoutAnimation;
await _categorySource.UpdateTask;
CheckEmptyState();
_categoryAdapter.NotifyDataSetChanged();
_categoryList.ScheduleLayoutAnimation();
var alphaAnimation = new AlphaAnimation(1.0f, 0.0f)
{
Duration = 200
};
alphaAnimation.AnimationEnd += (sender, e) => { progressBar.Visibility = ViewStates.Gone; };
progressBar.StartAnimation(alphaAnimation);
}