protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
SetContentView(Resource.Layout.activity_recent_sets);
RecyclerView = FindViewById <RecyclerView>(Resource.Id.listRecentSets);
RecyclerView.HasFixedSize = true;
RecyclerView.SetLayoutManager(new LinearLayoutManager(this));
RecyclerView.SetAdapter(new RecentSetsListAdapter(() => ImageSet.GetRecentSets(ApplicationContext), this));
}
public ViewHolder(RecentSetsActivity activity, View root) : base(root)
{
Image = root.FindViewById <ImageView>(Resource.Id.recentSetItem_Image);
Name = root.FindViewById <TextView>(Resource.Id.recentSetItem_Name);
DeleteButton = root.FindViewById <ImageButton>(Resource.Id.recentSetItem_Delete);
DeleteButton.Click += (o, e) => {
ImageSet.RemoveRecentSet(activity.ApplicationContext, Set);
((RecentSetsListAdapter)activity.RecyclerView.GetAdapter()).UpdateSet();
activity.RecyclerView.GetAdapter().NotifyItemRemoved(AdapterPosition);
};
root.Click += (o, e) => {
var data = new Intent()
{
ClipData = Set.Select(item => new ClipData.Item(item)).ToClipData("Recent set", "text/plain")
};
activity.SetResult(Result.Ok, data);
activity.Finish();
};
}
public override void OnActivityResult(int requestCode, int resultCode, Intent data)
{
if (resultCode == (int)Android.App.Result.Ok)
{
if (requestCode == PickSetImages)
{
IReadOnlyList <Android.Net.Uri> uris;
if (data.Data == null)
{
uris = data.ClipData.AsList().ListSelect(item => item.Uri);
}
else
{
uris = new[] { data.Data };
}
m_SetImages = uris.ListSelect(oldPath => Util.GetPathFromUri(Activity.ApplicationContext, oldPath));
}
else if (requestCode == PickRecentImages)
{
m_SetImages = data.ClipData.AsList().ListSelect(item => item.Text);
}
ImageSet.AddRecentSet(Activity.ApplicationContext, m_SetImages); // This causes the set to be moved to the top of the list if it was already there
if (m_SetImages.Any() && m_SetImages.All(File.Exists))
{
var adapter = new ImageListAdapter(Algorithm.Delta, this, m_SetImages); // TODO: let user specify algorithm
Activity.FindViewById <ViewPager2>(Resource.Id.pager).Adapter = adapter;
}
}
else
{
m_SetImages = null;
}
}