代码优化

app/src/main/java/com/electric/chargingpile/activity/ChatContentListActivity.java

import com.electric.chargingpile.application.MainApplication;
import com.electric.chargingpile.data.ChatBeanLab;
import com.electric.chargingpile.data.ChatRecommendBean;
import com.electric.chargingpile.data.TopicDetailBeanLab;
import com.electric.chargingpile.data.UserPageBeanLab;
import com.electric.chargingpile.fragment.ChatPhotoFragment;
import com.electric.chargingpile.iview.ChatVerticalViewPager;
import com.electric.chargingpile.manager.ProfileManager;
    private static final String TAG = "ChatContentListActivity";
    public static final int REQUEST_CODE_CHAT_HOME = 1000; // 聊聊首页点击视频或图文cell
    public static final int REQUEST_CODE_TOPIC_DETAIL = 1001; // 聊聊首页点击视频或图文cell
    public static final int REQUEST_CODE_USER_PAGE = 1002; // 聊聊首页点击视频或图文cell
    public static final String FROM_CHAT_HOME = "from_chat_home";
    public static final String FROM_TOPIC_DETAIL = "from_topic_detail";
    public static final String FROM_USER_PAGE = "from_user_page";
    public String from;
    private int index; // 当前显示cell的索引
    private static int screenWidth;
        ChatRecommendBean bean = null;
        if (from.equals(FROM_CHAT_HOME)) {
            bean = ChatBeanLab.get(ChatContentListActivity.this).beansExceptTopic().get(position);
        } else if (from.equals(FROM_TOPIC_DETAIL)) {
            bean = TopicDetailBeanLab.get(ChatContentListActivity.this).beans().get(position);
        } else {
            bean = UserPageBeanLab.get(ChatContentListActivity.this).beans().get(position);
        }
        if (bean == null) {
            return;
        }
        @Override
        public int getCount() {
            return ChatBeanLab.get(ChatContentListActivity.this).beansExceptTopic().size();
            if (from.equals(FROM_CHAT_HOME)) {
                return ChatBeanLab.get(ChatContentListActivity.this).beansExceptTopic().size();
            } else if (from.equals(FROM_TOPIC_DETAIL)) {
                return TopicDetailBeanLab.get(ChatContentListActivity.this).beans().size();
            } else {
                return UserPageBeanLab.get(ChatContentListActivity.this).beans().size();
            }
        }
    }
            String from = getArguments().getString(ARG_FROM, "");
            if (from.equals(FROM_CHAT_HOME)) {
                bean = ChatBeanLab.get(getContext()).beansExceptTopic().get(index);
            } else if (from.equals(FROM_TOPIC_DETAIL)) {
                bean = TopicDetailBeanLab.get(getContext()).beans().get(index);
            } else {
                bean = UserPageBeanLab.get(getContext()).beans().get(index);
            }
            if (bean != null) {
            chatPhotoFragments = new ArrayList<>();
            for (String url : bean.imgUrls) {
                ChatPhotoFragment fragment = ChatPhotoFragment.newInstance(url);
                chatPhotoFragments.add(fragment);
//                url = "http://cdn-fs.touchev.com/d/file/liaoliao/img/2019/6/12/2019061630959282895829A-3CD3-4A25-8D6D-C18D1D0240DB000.jpeg!w480";
                if (url.endsWith("!w480")) {
                    ChatPhotoFragment fragment = ChatPhotoFragment.newInstance(url.substring(0, url.length() - 5));
                    chatPhotoFragments.add(fragment);
                } else {
                    ChatPhotoFragment fragment = ChatPhotoFragment.newInstance(url);
                    chatPhotoFragments.add(fragment);
                }
            }
            chatPhotoFragmentPagerAdapter = new ChatPhotoFragmentPagerAdapter(getChildFragmentManager(), chatPhotoFragments);

app/src/main/java/com/electric/chargingpile/activity/TopicDetailActivity.java

        topicDetailAdapter.setOnRecyclerItemClickListener(new RecyclerItemTypeClickListener() {
            @Override
            public void onItemClickListener(int position, int index) {
                if (position == 0 && index == 1) { // 最新发布 最后回复 最热
                }
                Intent intent =  new Intent(TopicDetailActivity.this, ChatContentListActivity.class);
                intent.putExtra("from", ChatContentListActivity.FROM_TOPIC_DETAIL);
                intent.putExtra("index", index);
                startActivityForResult(intent, ChatContentListActivity.REQUEST_CODE_TOPIC_DETAIL);
            }
        });

app/src/main/java/com/electric/chargingpile/activity/UserPageActivity.java

import com.electric.chargingpile.application.MainApplication;
import com.electric.chargingpile.data.UserHomePageBean;
import com.electric.chargingpile.data.UserPageBeanLab;
import com.electric.chargingpile.iview.RecyclerItemTypeClickListener;
import com.electric.chargingpile.util.BarColorUtil;
import com.electric.chargingpile.util.CommonParams;
import com.electric.chargingpile.util.JsonUtils;
        recyclerView.setAdapter(userPageAdapter);
        recyclerView.addItemDecoration(new TopicDetailAdapter.ContentViewDecoration());
        userPageAdapter.setOnRecyclerItemClickListener(new RecyclerItemTypeClickListener() {
            @Override
            public void onItemClickListener(int position, int index) {
                Intent intent = new Intent(UserPageActivity.this, ChatContentListActivity.class);
                intent.putExtra("from", ChatContentListActivity.FROM_USER_PAGE);
                intent.putExtra("index", index);
                startActivityForResult(intent, ChatContentListActivity.REQUEST_CODE_USER_PAGE);
            }
        });
    }
    private void initListener() {

app/src/main/java/com/electric/chargingpile/adapter/ChatPhotoFragmentPagerAdapter.java

import java.util.ArrayList;
import java.util.List;
public class ChatPhotoFragmentPagerAdapter extends FragmentStatePagerAdapter {
public class ChatPhotoFragmentPagerAdapter extends FragmentPagerAdapter {
    private List<ChatPhotoFragment> fragments = new ArrayList<>();
    public ChatPhotoFragmentPagerAdapter(FragmentManager fm, List<ChatPhotoFragment> fragments) {

app/src/main/java/com/electric/chargingpile/adapter/TopicDetailAdapter.java

        } else {
            contentViewHolder.likeNum.setVisibility(View.GONE);
        }
        contentViewHolder.itemView.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                if (onRecyclerItemClickListener != null) {
                    onRecyclerItemClickListener.onItemClickListener(position, 1);
                }
            }
        });
    }
    /**

app/src/main/java/com/electric/chargingpile/adapter/UserPageAdapter.java

import com.electric.chargingpile.data.ChatRecommendBean;
import com.electric.chargingpile.data.TopicDetailBeanLab;
import com.electric.chargingpile.data.UserPageBeanLab;
import com.electric.chargingpile.iview.RecyclerItemTypeClickListener;
import com.electric.chargingpile.util.CircleTransform;
import com.electric.chargingpile.util.CommonParams;
import com.electric.chargingpile.util.DensityUtil;
    private final int itemWidth;
    private final UserPageBeanLab beanLab;
    private boolean showFooter = false;
    private RecyclerItemTypeClickListener onRecyclerItemClickListener;
    public UserPageAdapter(Context context, Activity activity) {
        this.context = context;
        } else {
            contentViewHolder.likeNum.setVisibility(View.GONE);
        }
        contentViewHolder.itemView.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                if (onRecyclerItemClickListener != null) {
                    onRecyclerItemClickListener.onItemClickListener(position, 1);
                }
            }
        });
    }
    private void bindFooterViewHolder(IViewHolder viewHolder, int position) {
        this.showFooter = showFooter;
        notifyItemRangeChanged(getItemCount() - 1, 1);
    }
    public void setOnRecyclerItemClickListener(RecyclerItemTypeClickListener onRecyclerItemClickListener) {
        this.onRecyclerItemClickListener = onRecyclerItemClickListener;
    }
}

app/src/main/java/com/electric/chargingpile/fragment/ChatPhotoFragment.java

import android.widget.ImageView;
import com.electric.chargingpile.R;
import com.electric.chargingpile.util.CircleTransform;
import com.electric.chargingpile.util.ImageDisplayUtils;
import com.github.chrisbanes.photoview.PhotoView;
import com.squareup.picasso.Picasso;
public class ChatPhotoFragment extends Fragment {
    private static final String TAG = "ChatPhotoFragment";
    private static final String ARG_URL = "url";
    private View rootView;
    private String url;
    private PhotoView photoView;
    public static ChatPhotoFragment newInstance(String url) {
        ChatPhotoFragment fragment = new ChatPhotoFragment();
    @Nullable
    @Override
    public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, Bundle savedInstanceState) {
        String url = getArguments().getString(ARG_URL);
        url = getArguments().getString(ARG_URL);
        if (rootView != null) {
            ViewGroup parent = (ViewGroup)rootView.getParent();
            if (parent!=null) {
        return rootView;
    }
    private void initView(View rootView, String url) {
        final PhotoView photoView = rootView.findViewById(R.id.photoView);
        photoView.setImageResource(R.drawable.bg_guide_one);
//        photoView.setScaleType(ImageView.ScaleType.FIT_XY);
        photoView.setOnDoubleTapListener(new GestureDetector.OnDoubleTapListener() {
            @Override
            public boolean onSingleTapConfirmed(MotionEvent motionEvent) {
                return false;
            }
    @Override
    public void onResume() {
        super.onResume();
    }
            @Override
            public boolean onDoubleTap(MotionEvent motionEvent) {
                if (photoView.getScaleType() == ImageView.ScaleType.FIT_CENTER) {
                    photoView.setScaleType(ImageView.ScaleType.FIT_START);
                }
                Log.d(TAG, "onDoubleTap: " + photoView.getScaleType());
                return false;
            }
    @Override
    public void onPause() {
        super.onPause();
    }
            @Override
            public boolean onDoubleTapEvent(MotionEvent motionEvent) {
                return false;
            }
        });
    private void initView(View rootView, String url) {
        photoView = rootView.findViewById(R.id.photoView);
//        ImageDisplayUtils.dispalyImg(getContext(), url, photoView);
        Picasso.with(getContext())
                .load(url)
                .placeholder(R.drawable.icon_face2_0)
                .error(R.drawable.icon_face2_0)
                .into(photoView);
//        photoView.setOnDoubleTapListener(new GestureDetector.OnDoubleTapListener() {
//            @Override
//            public boolean onSingleTapConfirmed(MotionEvent motionEvent) {
//                return false;
//            }
//
//            @Override
//            public boolean onDoubleTap(MotionEvent motionEvent) {
//                if (photoView.getScaleType() == ImageView.ScaleType.FIT_CENTER) {
//                    photoView.setScaleType(ImageView.ScaleType.FIT_START);
//                }
//                Log.d(TAG, "onDoubleTap: " + photoView.getScaleType());
//                return false;
//            }
//
//            @Override
//            public boolean onDoubleTapEvent(MotionEvent motionEvent) {
//
//                return false;
//            }
//        });
    }
}

app/src/main/res/layout/fragment_chat_content_pictures.xml

    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:background="#990545">
    android:background="#424242">
    <android.support.v4.view.ViewPager
        android:id="@+id/photoPager"
        app:layout_constraintLeft_toLeftOf="parent"
        app:layout_constraintRight_toRightOf="parent"
        app:layout_constraintTop_toBottomOf="@+id/navBar"
        android:background="#66bd00"></android.support.v4.view.ViewPager>
        tools:background="#66bd00"></android.support.v4.view.ViewPager>
    <!--<include layout="@layout/fragment_chat_content_common" />-->
    <android.support.constraint.ConstraintLayout

app/src/main/res/layout/fragment_chat_photo.xml

<?xml version="1.0" encoding="utf-8"?>
<android.support.constraint.ConstraintLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
<android.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent">
    <com.github.chrisbanes.photoview.PhotoView
        android:id="@+id/photoView"
        android:layout_width="match_parent"
        android:layout_height="match_parent" />
    android:id="@+id/photoView"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:adjustViewBounds="true"
    android:scaleType="fitXY"
    app:layout_constraintBottom_toBottomOf="parent"
    app:layout_constraintLeft_toLeftOf="parent"
    app:layout_constraintRight_toRightOf="parent"
    app:layout_constraintTop_toTopOf="parent" />
    <!--<ImageView-->
        <!--android:id="@+id/photoView"-->
        <!--android:layout_width="match_parent"-->
        <!--android:layout_height="wrap_content"-->
        <!--android:scaleType="fitXY"-->
        <!--android:adjustViewBounds="true"-->
        <!--android:src="@drawable/bg_guide_two"-->
        <!--app:layout_constraintBottom_toBottomOf="parent"-->
        <!--app:layout_constraintLeft_toLeftOf="parent"-->
        <!--app:layout_constraintRight_toRightOf="parent"-->
        <!--app:layout_constraintTop_toTopOf="parent" />-->
</android.support.constraint.ConstraintLayout>