FeedAdapter

FeedAdapter.java

package com.websiteca.metbuataz;

import android.content.Context;
import android.graphics.Color;
import android.support.annotation.NonNull;
import android.support.v7.widget.RecyclerView;
import android.text.Spannable;
import android.text.SpannableString;
import android.text.style.ForegroundColorSpan;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageView;
import android.widget.TextView;

import com.squareup.picasso.Picasso;

import java.util.ArrayList;

public class FeedAdapter extends RecyclerView.Adapter<FeedAdapter.FeedViewHolder>
{
    private Context mContext;
    private ArrayList<FeedNewsItem> mFeedNewsItemsList;
    private OnItemClickListener mListener;

    public interface OnItemClickListener
    {
        void onItemclick(int position);
    }

    public void setOnItemClickListener(OnItemClickListener listener)
    {
        mListener = listener;
    }

    FeedAdapter(Context context, ArrayList<FeedNewsItem> feedNewsItemsList)
    {
        mContext = context;
        mFeedNewsItemsList = feedNewsItemsList;
    }

    @NonNull
    @Override
    public FeedViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType)
    {
        View v = LayoutInflater.from(mContext).inflate(R.layout.feed_news_item, parent, false);
        return new FeedViewHolder(v);
    }

    @Override
    public void onBindViewHolder(@NonNull FeedViewHolder holder, int position)
    {
        FeedNewsItem currentItem = mFeedNewsItemsList.get(position);

        String imageUrl = currentItem.getmFeedImageUrl();
        String feedNewsTitle = currentItem.getmFeedNewsTitle();
        String feedNewsSubTitle = currentItem.getmFeedNewsSubTitle();
        String feedNewsTime = currentItem.getmFeedNewsTime();
        String feedNewsDate = currentItem.getmFeedNewsDate();

        // Title ve subTitle-a ayri style verib textview-a setText edirik
        Spannable s1 = new SpannableString(feedNewsTitle);
        s1.setSpan(new ForegroundColorSpan(Color.WHITE), 0, s1.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
        holder.mFeedNewsTitleTextView.setText(s1);
        Spannable s2 = new SpannableString(feedNewsSubTitle);
        s2.setSpan(new ForegroundColorSpan(mContext.getResources().getColor(R.color.subTitle)), 0, s2.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
        holder.mFeedNewsTitleTextView.append(s2);

        holder.mFeedNewsTimeTextView.setText(feedNewsTime);
        holder.mFeedNewsDateTextView.setText(feedNewsDate);
        Picasso.get().load(imageUrl).fit().centerInside().into(holder.mFeedImageView);
    }

    @Override
    public int getItemCount()
    {
        return mFeedNewsItemsList.size();
    }

    class FeedViewHolder extends RecyclerView.ViewHolder
    {
        ImageView mFeedImageView;
        TextView mFeedNewsTitleTextView;
        TextView mFeedNewsTimeTextView;
        TextView mFeedNewsDateTextView;

        FeedViewHolder(View itemView)
        {
            super(itemView);
            mFeedImageView = itemView.findViewById(R.id.imageview_feedNews);
            mFeedNewsTitleTextView = itemView.findViewById(R.id.textview_feedNewsTitle);
            mFeedNewsTimeTextView = itemView.findViewById(R.id.textview_feedNewsTime);
            mFeedNewsDateTextView = itemView.findViewById(R.id.textview_feedNewsDate);

            itemView.setOnClickListener(new View.OnClickListener()
            {
                @Override
                public void onClick(View v)
                {
                    if (mListener != null)
                    {
                        int position = getAdapterPosition();
                        if (position != RecyclerView.NO_POSITION)
                        {
                            mListener.onItemclick(position);
                        }
                    }
                }
            });
        }
    }    
}