gistfile1.txt

import android.content.Context;
import android.support.v7.widget.RecyclerView;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.ImageView;
import android.widget.TextView;
import android.widget.Toast;

import com.squareup.picasso.Picasso;

import java.util.ArrayList;
import java.util.List;

/**
 * Created by Igor on 06.09.2015.
 */
public class GridAdapter extends RecyclerView.Adapter<GridAdapter.ViewHolder>{
    List<HeroItem> mItems;
    Context mContext;
    onItemClickListener listener;
    ViewHolder holder;



    public GridAdapter(Context context) {
        super();
        this.mContext = context;
        mItems = new ArrayList<HeroItem>();
        HeroItem species = new HeroItem();
        //species.setName("Amur Leopard");
        species.setThumbnail(R.drawable.test1);
        mItems.add(species);


        species = new HeroItem();
        //species.setName("Black Rhino");
        species.setThumbnail(R.drawable.test2);
        mItems.add(species);

        species = new HeroItem();
        //species.setName("Orangutan");
        species.setThumbnail(R.drawable.test3);
        mItems.add(species);

        species = new HeroItem();
        //species.setName("Sea Lions");
        species.setThumbnail(R.drawable.test4);
        mItems.add(species);

        species = new HeroItem();
        //species.setName("Indian Elephant");
        species.setThumbnail(R.drawable.test5);
        mItems.add(species);

        species = new HeroItem();
        // species.setName("Giant Panda");
        species.setThumbnail(R.drawable.test6);
        mItems.add(species);

        species = new HeroItem();
        //species.setName("Snow Leopard");
        species.setThumbnail(R.drawable.test1);
        mItems.add(species);

        species = new HeroItem();
        //species.setName("Dolphin");
        species.setThumbnail(R.drawable.test1);
        mItems.add(species);
    }
    public void setListener(onItemClickListener onItemClick){
        listener = onItemClick;

    }

    @Override
    public GridAdapter.ViewHolder onCreateViewHolder(ViewGroup viewGroup, final int i) {
        View v = LayoutInflater.from(viewGroup.getContext())
                .inflate(R.layout.grid_item, viewGroup, false);
        return new ViewHolder(v);
    }


    @Override
    public void onBindViewHolder(ViewHolder viewHolder, final int position) {
        HeroItem nature = mItems.get(position);
        //viewHolder.tvspecies.setText(nature.getName());
        //viewHolder.imgThumbnail.setImageResource(nature.getThumbnail());
        Picasso.with(mContext)
                .load(nature.getThumbnail())
                .into(viewHolder.imgThumbnail);
        viewHolder.itemView.
    }

    @Override
    public int getItemCount() {

        return mItems.size();
    }



    class ViewHolder extends RecyclerView.ViewHolder {

        public ImageView imgThumbnail;
        //public TextView tvspecies;

        public ViewHolder(View itemView) {
            super(itemView);
            imgThumbnail = (ImageView) itemView.findViewById(R.id.photoView);
            //tvspecies = (TextView)itemView.findViewById(R.id.tv_species);
        }


    }

    interface onItemClickListener{
        void onClickListener(int position);
    }

}