ListView ViewPager

NewsfeedAdapter.java

package com.artsquare.android.ui;

import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.graphics.Bitmap;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.ImageView;
import android.widget.TextView;

import com.artsquare.android.R;
import com.artsquare.android.common.UserSession;
import com.artsquare.android.model.PhotoModel;
import com.artsquare.android.util.NewsfeedCallBack;
import com.nostra13.universalimageloader.core.DisplayImageOptions;
import com.nostra13.universalimageloader.core.ImageLoader;
import com.nostra13.universalimageloader.core.assist.FailReason;
import com.nostra13.universalimageloader.core.display.RoundedBitmapDisplayer;
import com.nostra13.universalimageloader.core.listener.ImageLoadingListener;

import java.util.ArrayList;

public class NewsfeedAdapter extends ArrayAdapter<PhotoModel> implements NewsfeedCallBack {
    private Activity activity;
    private Context context;
    private int adapterViewItemId;
    private ArrayList<PhotoModel> items;

    private DisplayImageOptions profileOptions, artOptions;
    private ImageLoader loader = ImageLoader.getInstance();
//    private SparseArray<WeakReference<View>> viewArray;

    @Override
    public void itemClicked(final int index, final int position) {
        long idx = items.get(index).getIdx();
        UserSession.getInstance().setCurrentIndex(idx);
        UserSession.getInstance().setCurrentPosition(position);
        getContext().startActivity(new Intent(activity, DetailViewActivity.class));
    }

    public NewsfeedAdapter(Activity activity, int adapterViewItemId, ArrayList<PhotoModel> items) {
        super(activity, adapterViewItemId, items);

        this.context = activity;
        this.activity = activity;
        this.adapterViewItemId = adapterViewItemId;
        this.items = items;

//        this.viewArray = new SparseArray<WeakReference<View>>(items.size());

        profileOptions = new DisplayImageOptions.Builder()
//                .showImageOnLoading(R.drawable.ic_stub)
//                .showImageForEmptyUri(R.drawable.ic_empty)
//                .showImageOnFail(R.drawable.ic_error)
                .cacheInMemory(true)
                .cacheOnDisk(true)
                .considerExifParams(true)
                .displayer(new RoundedBitmapDisplayer(100))
                .build();

        artOptions = new DisplayImageOptions.Builder()
//                .showImageOnLoading(R.drawable.ic_stub)
//                .showImageForEmptyUri(R.drawable.ic_empty)
//                .showImageOnFail(R.drawable.ic_error)
                .cacheInMemory(true)
                .cacheOnDisk(true)
                .considerExifParams(true)
                .build();
    }


    @Override
    public View getView(int position, View convertView, ViewGroup parent) {
        View root = convertView;
        final ViewHolder holder;
        final PhotoModel data = items.get(position);

        if (root == null) {
            root = LayoutInflater.from(context).inflate(adapterViewItemId, parent, false);

            holder = new ViewHolder();
            holder.ivProfile = (ImageView) root.findViewById(R.id.newsfeed_list_item_iv_profile);
            holder.fixedViewPager = (FixedViewPager) root.findViewById(R.id.newsfeed_list_pager);
            holder.tvName = (TextView) root.findViewById(R.id.newsfeed_list_item_tv_name);

            holder.tvHeart = (TextView) root.findViewById(R.id.newsfeed_list_item_tv_heart);
            holder.tvComments = (TextView) root.findViewById(R.id.newsfeed_list_item_tv_comments);
            root.setTag(holder);
        } else {
            holder = (ViewHolder) root.getTag();
        }
        if (data != null) {
            if (holder.ivProfile != null) {
                loader.displayImage(data.getOwnerImg(), holder.ivProfile,
                        profileOptions, new ImageLoadingListener() {
                            @Override
                            public void onLoadingStarted(String s, View view) {
                            }

                            @Override
                            public void onLoadingFailed(String s, View view, FailReason failReason) {
                            }

                            @Override
                            public void onLoadingComplete(String s, View view, Bitmap bitmap) {
                            }

                            @Override
                            public void onLoadingCancelled(String s, View view) {
                            }
                        }
                );
            }

            if (holder.fixedViewPager != null) {
                holder.fixedViewPager.setPageMargin(context.getResources().getDimensionPixelOffset(R.dimen.test));
                holder.fixedViewPager.setAdapter(new NewsfeedPagerAdapter(getContext(), data.getPhotos(), this, position));
                holder.fixedViewPager.requestDisallowInterceptTouchEvent(false);
                holder.fixedViewPager.setOffscreenPageLimit(items.size());
            }

//            if (holder.viewPager != null) {
//                holder.viewPager.setItems(data.getPhotos());
//            }

//            if (holder.ivContent != null) {
//                ImageLoader.getInstance().displayImage(data.getPhotos().get(0), holder.ivContent, artOptions,
//                        new ImageLoadingListener() {
//                            @Override
//                            public void onLoadingStarted(String s, View view) {
//                                holder.progressBar.setVisibility(View.VISIBLE);
//                            }
//
//                            @Override
//                            public void onLoadingFailed(String s, View view, FailReason failReason) {
//                                holder.progressBar.setVisibility(View.GONE);
//                            }
//
//                            @Override
//                            public void onLoadingComplete(String s, View view, Bitmap bitmap) {
//                                holder.progressBar.setVisibility(View.GONE);
//                            }
//
//                            @Override
//                            public void onLoadingCancelled(String s, View view) {
//                                holder.progressBar.setVisibility(View.GONE);
//                            }
//                        }
//                );
//            }

            if (holder.tvName != null) {
                holder.tvName.setText(data.getOwnerName());
            }

            if (holder.tvComments != null) {
                holder.tvComments.setText(String.valueOf(data.getCommentCnt()));
            }
        }


//        if (viewArray != null && viewArray.get(position) != null) {
//            root = viewArray.get(position).get();
//            if (root != null)
//                return root;
//        }

        try {
            ImageView logoView = (ImageView) root.findViewById(R.id.newsfeed_list_item_iv_profile);

            loader.displayImage(data.getOwnerImg(), holder.ivProfile,
                    profileOptions, new ImageLoadingListener() {
                        @Override
                        public void onLoadingStarted(String s, View view) {
                        }

                        @Override
                        public void onLoadingFailed(String s, View view, FailReason failReason) {
                        }

                        @Override
                        public void onLoadingComplete(String s, View view, Bitmap bitmap) {
                        }

                        @Override
                        public void onLoadingCancelled(String s, View view) {
                        }
                    }
            );
        } finally {
//            viewArray.put(position, new WeakReference<View>(root));
        }


        return root;
    }


    @Override
    public void notifyDataSetChanged() {
        super.notifyDataSetChanged();
    }

    public void update() {
//        viewArray.clear();
        notifyDataSetChanged();
    }

    private static class ViewHolder {
        ImageView ivProfile;
//        ImageView ivContent;

        TextView tvName;
//        ProgressBar progressBar;

        //        NewsfeedViewPager viewPager;
        FixedViewPager fixedViewPager;

        TextView tvHeart;
        TextView tvComments;
    }
}

NewsfeedPagerAdapter.java

package com.artsquare.android.ui;

import android.content.Context;
import android.graphics.Bitmap;
import android.support.v4.view.PagerAdapter;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.ProgressBar;

import com.artsquare.android.R;
import com.artsquare.android.util.NewsfeedCallBack;
import com.nostra13.universalimageloader.core.ImageLoader;
import com.nostra13.universalimageloader.core.assist.FailReason;
import com.nostra13.universalimageloader.core.listener.ImageLoadingListener;

import java.util.ArrayList;

public class NewsfeedPagerAdapter extends PagerAdapter {

    private final static String TAG = NewsfeedViewPager.class.getSimpleName();

    private Context context;
    private ArrayList<String> urls;
    private NewsfeedCallBack callBack;
    private int idx;

    public NewsfeedPagerAdapter(Context context, ArrayList<String> urls, NewsfeedCallBack callBack, int idx) {
        this.context = context;
        this.urls = urls;
        this.callBack = callBack;
        this.idx = idx;
    }

    @Override
    public void destroyItem(ViewGroup container, int position, Object object) {
        container.removeView((View) object);
    }

    @Override
    public int getCount() {
        return urls.size();
    }

    @Override
    public Object instantiateItem(ViewGroup container, final int position) {
        LayoutInflater inflater = LayoutInflater.from(context);
        final View root = inflater.inflate(R.layout.newsfeed_viewpager_item, container, false);

        final ImageView imageView = (ImageView) root.findViewById(R.id.pager_iv);
        final LinearLayout progressLayout = (LinearLayout) root.findViewById(R.id.loading_progress_layout);
        final ProgressBar progressBar = (ProgressBar) root.findViewById(R.id.loading_progress_bar);

        imageView.setScaleType(ImageView.ScaleType.CENTER_CROP);

        ImageLoader.getInstance().displayImage(urls.get(position), imageView, new ImageLoadingListener() {
            @Override
            public void onLoadingStarted(String s, View view) {
                progressLayout.setVisibility(View.VISIBLE);
                progressBar.setVisibility(View.VISIBLE);
            }

            @Override
            public void onLoadingFailed(String s, View view, FailReason failReason) {
                progressLayout.setVisibility(View.GONE);
                progressBar.setVisibility(View.GONE);
            }

            @Override
            public void onLoadingComplete(String s, View view, Bitmap bitmap) {
                progressLayout.setVisibility(View.GONE);
                progressBar.setVisibility(View.GONE);
            }

            @Override
            public void onLoadingCancelled(String s, View view) {
                progressLayout.setVisibility(View.GONE);
                progressBar.setVisibility(View.GONE);
            }
        });

        container.addView(root, 0);

        root.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                Log.i(TAG, "Index : " + idx);
                callBack.itemClicked(idx, position);
            }
        });

        return root;
    }

    @Override
    public boolean isViewFromObject(View view, Object o) {
        return view.equals(o);
    }
}