RecyclerView第三方开源

public class MainActivity extends AppCompatActivity {    private PullLoadMoreRecyclerView recyclerView;    private List<Pic.美女Bean> list = new ArrayList<>();    private MyAdapter adapter;    private String path = "http://c.3g.163.com/recommend/getChanListNews?channel=T1456112189138&size=20&passport=&devId=1uuFYbybIU2oqSRGyFrjCw%3D%3D&lat=%2F%2FOm%2B%2F8ScD%2B9fX1D8bxYWg%3D%3D&lon=LY2l8sFCNzaGzqWEPPgmUw%3D%3D&version=9.0&net=wifi&ts=1464769308&sign=bOVsnQQ6gJamli6%2BfINh6fC%2Fi9ydsM5XXPKOGRto5G948ErR02zJ6%2FKXOnxX046I&encryption=1&canal=meizu_store2014_news&mac=sSduRYcChdp%2BBL1a9Xa%2F9TC0ruPUyXM4Jwce4E9oM30%3D";    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main);        initView();        startTask();        recyclerView.setOnPullLoadMoreListener(new PullLoadMoreRecyclerView.PullLoadMoreListener() {            @Override            public void onRefresh() {                new Handler().postDelayed(new Runnable() {                    @Override                    public void run() {                        startTask();                        recyclerView.setPullLoadMoreCompleted();                    }                }, 1500);            }            @Override            public void onLoadMore() {                new Handler().postDelayed(new Runnable() {                    @Override                    public void run() {                        startTask();                        adapter.notifyItemInserted(list.size() - 1);                        adapter.notifyDataSetChanged();                        recyclerView.setIsLoadMore(false);                        recyclerView.setPullLoadMoreCompleted();                    }                }, 1000);            }        });    }    private void initView() {        recyclerView = (PullLoadMoreRecyclerView) findViewById(R.id.Rec);        recyclerView.setGridLayout(3);        adapter = new MyAdapter(list, MainActivity.this);        recyclerView.setAdapter(adapter);    }    private void startTask() {        OkhttpUtils.getInstance().getBeanOfOk(this, path, Pic.class, new OkhttpUtils.CallBack<Pic>() {            @Override            public void getData(Pic pic) {                if (pic != null) {                    list.addAll(0, pic.get美女());                    initView();                }            }        });    }}
public class MyAdapter extends RecyclerView.Adapter<MyAdapter.ViewHolder> {    private List<Pic.美女Bean> list;    private Context mcontext;    private MyOnItemClickListener itemClickListener;    private MyOnItemLongClickListener itemLongClickListener;    public interface MyOnItemClickListener {        void OnItemClickListener(View view, int position);    }    public interface MyOnItemLongClickListener {        void OnItemLongClickListener(View view, int position);    }    public MyAdapter(MainActivity mcontext, List<Pic.美女Bean> list) {        this.list = list;        this.mcontext = mcontext;    }    @Override    public MyAdapter.ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {        View view = LayoutInflater.from(mcontext).inflate(R.layout.item, null);        ViewHolder holder = new ViewHolder(view);        return holder;    }    @Override    public void onBindViewHolder(final MyAdapter.ViewHolder holder, int position) {        final Pic.美女Bean bean = list.get(position);        /// Glide.with(mcontext).load(bean.getImgsrc()).into(holder.picImage);        Picasso.with(mcontext).load(bean.getImgsrc()).placeholder(R.mipmap.ic_launcher).error(R.mipmap.ic_launcher).into(holder.picImage);        if (itemClickListener != null) {            holder.itemView.setOnClickListener(new View.OnClickListener() {                @Override                public void onClick(View v) {                    itemClickListener.OnItemClickListener(holder.itemView, holder.getLayoutPosition());                }            });            if (itemLongClickListener != null) {                holder.itemView.setOnLongClickListener(new View.OnLongClickListener() {                    @Override                    public boolean onLongClick(View v) {                        itemLongClickListener.OnItemLongClickListener(holder.itemView, holder.getLayoutPosition());                        return true;                    }                });            }        }        holder.picImage.setOnClickListener(new View.OnClickListener() {            @Override            public void onClick(View v) {                Toast.makeText(mcontext, bean.getTitle(), Toast.LENGTH_SHORT).show();                PropertyValuesHolder pvhX = PropertyValuesHolder.ofFloat("alpha", 1f,                        0f, 1f);                PropertyValuesHolder pvhY = PropertyValuesHolder.ofFloat("scaleX", 1f,                        0, 1f);                PropertyValuesHolder pvhZ = PropertyValuesHolder.ofFloat("scaleY", 1f,                        0, 1f);                ObjectAnimator.ofPropertyValuesHolder(v, pvhX, pvhY, pvhZ).setDuration(2000).start();            }        });    }    public void setOnItemClickListener(MyOnItemClickListener itemClickListener) {        this.itemClickListener = itemClickListener;    }    public void setOnItemLongClickListener(MyOnItemLongClickListener itemLongClickListener) {        this.itemLongClickListener = itemLongClickListener;    }    @Override    public int getItemCount() {        return list == null ? 0 : list.size();    }    public static class ViewHolder extends RecyclerView.ViewHolder {        private ImageView picImage;        public ViewHolder(View itemView) {            super(itemView);            picImage = (ImageView) itemView.findViewById(R.id.pic_image);        }    }}