public override void OnBindViewHolder(RecyclerView.ViewHolder holder, int position)
{
PlaylistViewHolder viewHolder = holder as PlaylistViewHolder;
if (playlists[position].favorite == true)
{
viewHolder.imageButton.SetImageResource(Resource.Drawable.ic_star_green_A700_18dp);
}
else
{
viewHolder.imageButton.SetImageResource(Resource.Drawable.ic_star_border_green_A700_18dp);
}
viewHolder.txtName.Text = playlists[position].name;
//check if exercises is null
//For newly created playlists
if (playlists[position].exercises == null)
{
viewHolder.txtDescription.Text = "0 exercises";
}
else
{
viewHolder.txtDescription.Text = playlists[position].exercises.Count + " exercises";
}
}
public override RecyclerView.ViewHolder OnCreateViewHolder(ViewGroup parent, int viewType)
{
View itemView = LayoutInflater.From(parent.Context).
Inflate(Resource.Layout.PlaylistLayout, parent, false);
itemView.SetOnCreateContextMenuListener(this);
PlaylistViewHolder v = new PlaylistViewHolder(itemView);
return(v);
}
public override void OnBindViewHolder(RecyclerView.ViewHolder holder, int position)
{
PlaylistViewHolder v = holder as PlaylistViewHolder;
v.Title.Text = this.plists[position].Name;
v.SetItemClickListener(this);
if (this.plists[position].Cover == "playlist_placeholder")
{
v.Cover.SetImageResource(Resource.Drawable.playlist_placeholder);
}
else
{
var file = new File(this.plists[position].Cover);
var opt = new BitmapFactory.Options();
opt.InJustDecodeBounds = true;
BitmapFactory.DecodeFile(file.AbsolutePath, opt);
opt.InSampleSize = CalculateInSampleSize(opt, 100, 100);
opt.InJustDecodeBounds = false;
Bitmap myBitmap = BitmapFactory.DecodeFile(file.AbsolutePath, opt);
v.Cover.SetImageBitmap(myBitmap);
}
}
public override RecyclerView.ViewHolder OnCreateViewHolder(ViewGroup parent, int viewType)
{
View itemView = LayoutInflater.From(parent.Context).Inflate(Resource.Layout.PlaylistExerciseRow2, parent, false);
View deleteView = LayoutInflater.From(parent.Context).Inflate(Resource.Layout.DeleteItem, null);
PlaylistViewHolder viewHolder = new PlaylistViewHolder(itemView, OnClick);
//click event for the favorite button
viewHolder.imageButton.Click += (sender, e) =>
{
var pos = viewHolder.AdapterPosition;
var name = playlists[pos].name;
if (playlists[pos].favorite == true)
{
//set favorite to false and update list
Toast.MakeText(parent.Context, "Removed from favorites", ToastLength.Short).Show();
viewHolder.imageButton.SetImageResource(Resource.Drawable.ic_star_border_green_A700_18dp);
dataBase.updateFavorite(name, false);
playlists[pos].favorite = false;
}
else
{
//set favorite to true and update list
Toast.MakeText(parent.Context, "Added to favorites", ToastLength.Short).Show();
viewHolder.imageButton.SetImageResource(Resource.Drawable.ic_star_green_A700_18dp);
dataBase.updateFavorite(name, true);
playlists[pos].favorite = true;
}
};
//click event for the delete button
viewHolder.deleteButton.Click += (sender, e) =>
{
var pos = viewHolder.AdapterPosition;
var name = playlists[pos].name;
//make popup menu for confirmation of deleting from database
AlertDialog.Builder builder = new AlertDialog.Builder(parent.Context);
builder.SetView(deleteView);
AlertDialog alertDialog = builder.Create();
Button deleteButton = deleteView.FindViewById <Button>(Resource.Id.btnDelete);
Button cancelButton = deleteView.FindViewById <Button>(Resource.Id.btnCancel);
TextView txtTitle = deleteView.FindViewById <TextView>(Resource.Id.titleDelete);
txtTitle.Text = "Delete Playlist?";
deleteButton.Click += delegate
{
dataBase.deletePlaylist(name);
Toast.MakeText(parent.Context, name + " deleted", ToastLength.Short).Show();
playlists.RemoveAt(pos);
NotifyDataSetChanged();
alertDialog.Dismiss();
};
cancelButton.Click += delegate
{
//close window
alertDialog.Dismiss();
};
alertDialog.Show();
};
return(viewHolder);
}
