agora声网多人语音通话，屏蔽视频功能

public class VoiceRoom17ChatActivity extends BaseChatActivity implements AGEventHandler,LiveRoom17Adapter.onClickButtonInterface{

    private final static Logger log = LoggerFactory.getLogger(VoiceRoom17ChatActivity.class);
    private LiveRoom17Adapter adapter;
    private LiveRoomShowFourAdapter adapterShowFour;
    private List userItemList = new ArrayList<>(); //small 16 windows
    private RecyclerView recyclerView;
    private RelativeLayout mParentView;
    private UserItem mUserItem;//one big window
    private RecyclerViewNoBugLinearLayoutManager linearLayoutManager;
    private GridLayoutManager gridLayoutManager;
    private final int MODE_ONE_BIG = 0;
    private final int MODE_SHOW_FOUR = 1;
    private int stateMode = MODE_SHOW_FOUR; // 0 : one big with 16 small, 1: 17 small, show 4
    private int screenWidth;
    private int screenHeight;
   static  public VoiceRoom17ChatActivity voiceRoom17ChatActivity;
   private  int onlineCount=1;
   private TextView textOnlineCount;
   private  TextView textSpeaker;
   private  TextView textUid;
    ImageView imageview;
    ImageView  allperson;
    RippleLayout layout;

    private  List uidList=new ArrayList();
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_voice_room17);
     //   getSupportActionBar().hide();
        log.debug("sdk version：" + rtcEngine().getSdkVersion());
        voiceRoom17ChatActivity=this;

        initVoice();
    }

    private  void initVoice(){

        rtcEngine().disableVideo();//默认关闭视频模式
        rtcEngine().enableAudioVolumeIndication(500,3);//启用说话者音量提示,监听说话者
        // FM 高音质
        rtcEngine().setAudioProfile(Constants.AUDIO_PROFILE_MUSIC_HIGH_QUALITY_STEREO, Constants.AUDIO_SCENARIO_SHOWROOM);

// 游戏开黑场景
       // rtcEngine().setAudioProfile(Constants.AUDIO_PROFILE_SPEECH_STANDARD, Constants.AUDIO_SCENARIO_CHATROOM_GAMING);

// 娱乐场景
      //  rtcEngine().setAudioProfile(Constants.AUDIO_PROFILE_MUSIC_STANDARD, Constants.AUDIO_SCENARIO_CHATROOM_ENTERTAINMENT);

// KTV
      //  rtcEngine().setAudioProfile(Constants.AUDIO_PROFILE_MUSIC_HIGH_QUALITY, Constants.AUDIO_SCENARIO_CHATROOM_ENTERTAINMENT);

    }

    public static  VoiceRoom17ChatActivity getInstance(){
        return voiceRoom17ChatActivity;
    }


    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        return false;
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        return false;
    }


    @Override
    protected void initUIandEvent() {
        event().addEventHandler(this);
        log.debug("initUIandEvent ");
        DisplayMetrics displayMetrics = new DisplayMetrics();
        getWindowManager().getDefaultDisplay().getMetrics(displayMetrics);
        screenWidth = displayMetrics.widthPixels;
        screenHeight = displayMetrics.heightPixels;

        Intent i = getIntent();
        int cRole = i.getIntExtra(ConstantApp.ACTION_KEY_CROLE, 0);

        if (cRole == 0) {
            throw new RuntimeException("Should not reach here");
        }


        String roomName = i.getStringExtra(ConstantApp.ACTION_KEY_ROOM_NAME);
        String channelName=i.getStringExtra(ConstantApp.ACTION_KEY_CHANNEL_NAME);

        doConfigEngine(cRole);

        mParentView = (RelativeLayout) findViewById(R.id.parentview);
        recyclerView = (RecyclerView) findViewById(R.id.recycleview);
        recyclerView.addOnScrollListener(scrollListener);
        recyclerView.setVisibility(View.INVISIBLE);//视频显示不可见


        ImageView button2 = (ImageView) findViewById(R.id.btn_2);
        ImageView button3 = (ImageView) findViewById(R.id.btn_3);
        ImageView button_speak = (ImageView) findViewById(R.id.btn_voice);

        addBigSurfaceView(0);
        initModeState();
        broadcasterUI(button2, button3,button_speak);
        worker().joinChannel(roomName, config().mUid);
       // worker().joinChannel(roomName, StringUtils.strToInt(GetSystemInfoUtil.getImeiOrMeid(VoiceRoom17ChatActivity.this)));


        TextView textRoomName = (TextView) findViewById(R.id.room_name);
        textRoomName.setText("频道编号:"+roomName);
        TextView textChannelName = (TextView) findViewById(R.id.channel_name);
        textChannelName.setText("频道名称:"+channelName);
        textOnlineCount= (TextView) findViewById(R.id.online_count);
        textOnlineCount.setText("在线人数:"+onlineCount);

        textUid=(TextView)findViewById(R.id.uid);
     //动画声波
        layout = (RippleLayout) findViewById(R.id.ripple_layout);
        imageview = (ImageView) findViewById(R.id.centerImage);
        textSpeaker=(TextView)findViewById(R.id.speaker);

        allperson=(ImageView)findViewById(R.id.allperson);
        allperson.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                FragmentManager fragmentManager=getFragmentManager();
                BottomDialogFr bottomDialogFr = new BottomDialogFr(uidList);
                bottomDialogFr.show(fragmentManager, "DF");
            }
        });
    }

    private void addBigSurfaceView(int uid) {
        log.debug("addBigSurfaceView uid :" + uid);
        SurfaceView surfaceV = RtcEngine.CreateRendererView(getApplicationContext());
        mUserItem = new UserItem(uid, surfaceV, true);
        mUserItem.setmIsMuteStream(false);
        rtcEngine().setupLocalVideo(new VideoCanvas(surfaceV, VideoCanvas.RENDER_MODE_HIDDEN, uid));
        worker().preview(true, surfaceV, uid);

        surfaceV.setZOrderOnTop(false);
        surfaceV.setZOrderMediaOverlay(false);

        if (stateMode == MODE_ONE_BIG) {
            mParentView.addView(surfaceV, 0);

        } else if (stateMode == MODE_SHOW_FOUR) {
            userItemList.add(0, mUserItem);
        }


    }


    private void broadcasterUI(ImageView button2, ImageView button3,ImageView button4) {
        log.debug("broadcasterUI ");

        button2.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                worker().getRtcEngine().switchCamera();
            }
        });
        //录音机关闭，开启
        button3.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                Object tag = v.getTag();
                boolean flag = true;
                if (tag != null && (boolean) tag) {
                    flag = false;
                }
                worker().getRtcEngine().muteLocalAudioStream(!flag);
                ImageView button = (ImageView) v;
                button.setTag(flag);
                if (flag) {
                    button.setColorFilter(getResources().getColor(R.color.agora_blue), PorterDuff.Mode.MULTIPLY);
                } else {
                    button.clearColorFilter();
                }
            }
        });

        int recordFlag = 1;
        button4.setOnTouchListener(new View.OnTouchListener() {
            int recordFlag = 1;
            @Override
            public boolean onTouch(View v, MotionEvent event) {
                // PojoClient.start("192.168.1.102", 8080);
                ImageView button = (ImageView) v;

                if(event.getAction() == MotionEvent.ACTION_DOWN && recordFlag == 1){

                    recordFlag = 2;
                    // btSpeak.setText("正在说话");
                    button.setColorFilter(getResources().getColor(R.color.agora_blue), PorterDuff.Mode.MULTIPLY);
                    worker().getRtcEngine().muteLocalAudioStream(false);
                    layout.startRippleAnimation();
                    // Toast.makeText(getApplicationContext(), "开始对讲",Toast.LENGTH_SHORT).show();

                }else if(event.getAction() == MotionEvent.ACTION_UP && recordFlag == 2){
                    recordFlag = 1;
                    worker().getRtcEngine().muteLocalAudioStream(true);
                    button.clearColorFilter();
                    layout.stopRippleAnimation();
                    //  Toast.makeText(getApplicationContext(), "结束对讲",Toast.LENGTH_SHORT).show();
                    // btSpeak.setText("长按说话");

                } else if(event.getAction() == MotionEvent.ACTION_CANCEL){
                    recordFlag = 1;
                    Toast.makeText(getApplicationContext(), "结束对讲",Toast.LENGTH_SHORT).show();
                    worker().getRtcEngine().muteLocalAudioStream(false);
                    layout.stopRippleAnimation();
                    //  btSpeak.setText("长按说话");
                }
                return true;
            }
        });

    }

     //静音
    public void onLocalAudioMuteClicked(View view) {
        ImageView iv = (ImageView) view;
        if (iv.isSelected()) {
            iv.setSelected(false);
            iv.clearColorFilter();
        } else {
            iv.setSelected(true);
            iv.setColorFilter(getResources().getColor(R.color.colorPrimary), PorterDuff.Mode.MULTIPLY);
        }
        rtcEngine().muteAllRemoteAudioStreams(iv.isSelected());
       // rtcEngine().muteLocalAudioStream(iv.isSelected());
    }



    private void doConfigEngine(int cRole) {
        SharedPreferences pref = PreferenceManager.getDefaultSharedPreferences(this);
        int prefIndex = pref.getInt(ConstantApp.PrefManager.PREF_PROPERTY_PROFILE_IDX, ConstantApp.DEFAULT_PROFILE_IDX);
        if (prefIndex > ConstantApp.VIDEO_PROFILES.length - 1) {
            prefIndex = ConstantApp.DEFAULT_PROFILE_IDX;
        }
        int vProfile = ConstantApp.VIDEO_PROFILES[prefIndex];
        worker().configEngine(cRole, vProfile);

        rtcEngine().setParameters("{\"che.audio.live_for_comm\":true}");
        rtcEngine().setParameters("{\"che.video.moreFecSchemeEnable\":true}");

        log.debug("doConfigEngine vProfile : " + vProfile);
        if (vProfile == Constants.VIDEO_PROFILE_480P) {
            rtcEngine().setParameters("{\"che.video.lowBitRateStreamParameter\":{\"width\":240,\"height\":320,\"frameRate\":15,\"bitRate\":140}}");

        } else {
            rtcEngine().setParameters("{\"che.video.lowBitRateStreamParameter\":{\"width\":180,\"height\":320,\"frameRate\":15,\"bitRate\":140}}");
        }
        rtcEngine().enableDualStreamMode(false);
        //启用双流

    }

    @Override
    protected void deInitUIandEvent() {
        doLeaveChannel();
        event().removeEventHandler(this);

        userItemList.clear();
    }

    private void doLeaveChannel() {
        worker().leaveChannel(config().mChannel);
        worker().preview(false, null, 0);

    }

    public void onClickClose(View view) {
        finish();
    }

    public void onShowHideClicked(View view) {
        boolean toHide = true;
        if (view.getTag() != null && (boolean) view.getTag()) {
            toHide = false;
        }
        view.setTag(toHide);

        doShowButtons(toHide);
    }

    public void onClickChangeMode(View view) {

        if (stateMode == MODE_ONE_BIG) {
            stateMode = MODE_SHOW_FOUR;
            mParentView.removeView(mUserItem.getSurfaceView());
            userItemList.add(0, mUserItem);

        } else if (stateMode == MODE_SHOW_FOUR) {
            stateMode = MODE_ONE_BIG;
            userItemList.remove(0);
            ((RelativeLayout) mUserItem.getSurfaceView().getParent()).removeAllViews();
            mParentView.addView(mUserItem.getSurfaceView(), 0);
        }

        initModeState();
    }

    private void doShowButtons(boolean hide) {
        View topArea = findViewById(R.id.top_area);
        topArea.setVisibility(hide ? View.INVISIBLE : View.VISIBLE);

        View button2 = findViewById(R.id.btn_2);
        View button3 = findViewById(R.id.btn_3);
        View button4 = findViewById(R.id.btn_change_mode);
        View button5=findViewById(R.id.btn_voice_stop);
        //  button2.setVisibility(hide ? View.INVISIBLE : View.VISIBLE);
        button3.setVisibility(hide ? View.INVISIBLE : View.VISIBLE);
        // button4.setVisibility(hide ? View.INVISIBLE : View.VISIBLE);
        button5.setVisibility(hide ? View.INVISIBLE : View.VISIBLE);

    }

    @Override
    public void onFirstRemoteVideoDecoded(int uid, int width, int height, int elapsed) {
        log.debug("onFirstRemoteVideoDecoded " + width + " " + height + " " + (uid & 0XFFFFFFFFL) + " ");
    }


    private void doRenderRemoteUi(final int uid) {
        runOnUiThread(new Runnable() {
            @Override
            public void run() {
                if (isFinishing()) {
                    return;
                }
                onlineCount++;
                refreshNumber();
                log.debug("doRenderRemoteUi   uid :" + uid + " mUserItem :" + mUserItem + "  size :" + userItemList.size());
             //   Toast.makeText(VoiceRoom17ChatActivity.this,(uid & 0XFFFFFFFFL) + "加入频道",Toast.LENGTH_SHORT).show();
                Display display = getWindowManager().getDefaultDisplay();
                // 获取屏幕高度
                int height = display.getHeight();
                Toast toast = Toast.makeText(VoiceRoom17ChatActivity.this, (uid & 0XFFFFFFFFL) + "加入频道",Toast.LENGTH_SHORT);
                // 这里给了一个1/4屏幕高度的y轴偏移量
                toast.setGravity(Gravity.BOTTOM, 0, height / 5);
                toast.show();

                if (isExitUid(uid)) {

                    return;
                }

                SurfaceView surfaceV = RtcEngine.CreateRendererView(getApplicationContext());
                surfaceV.setZOrderMediaOverlay(true);
                userItemList.add(new UserItem(uid, surfaceV, false));
                log.debug("doRenderRemoteUi userItemList" + " " + userItemList.size() + " uid :" + uid);


                rtcEngine().setupRemoteVideo(new VideoCanvas(surfaceV, VideoCanvas.RENDER_MODE_HIDDEN, uid));
                rtcEngine().muteRemoteAudioStream(uid, true);

               if (stateMode == MODE_ONE_BIG) {
                    rtcEngine().setRemoteVideoStreamType(uid, Constants.VIDEO_STREAM_LOW);
                    adapter.notifyItemRangeChanged(userItemList.size() - 1, 1);
                } else if (stateMode == MODE_SHOW_FOUR) {
                    rtcEngine().setRemoteVideoStreamType(uid, Constants.VIDEO_STREAM_HIGH);
                    resetGridLayoutSpaceCount();
                    adapterShowFour.notifyItemRangeChanged(userItemList.size() - 1, 1);
                }

                recyclerView.scrollToPosition(0);


            }
        });
    }

    @Override
    public void onJoinChannelSuccess(final String channel, final int uid, final int elapsed) {
        runOnUiThread(new Runnable() {
            @Override
            public void run() {
                if (isFinishing()) {
                    return;
                }
                if (isExitUid(uid)) {
                    return;
                }

                log.debug("onJoinChannelSuccess " + channel + " " + uid + " " + elapsed + " ");
                worker().getEngineConfig().mUid = uid;
                SurfaceView surfaceV = mUserItem.getSurfaceView();
                if (surfaceV != null) {
                    mUserItem = new UserItem(uid, surfaceV, true);
                }
                textUid.setText(uid+"");
                uidList.add(uid+"");
            }
        });

        worker().getRtcEngine().muteLocalAudioStream(true);//默认录音关闭
    }


    @Override
    public void onUserOffline(int uid, int reason) {
        log.debug("onUserOffline " + (uid & 0xFFFFFFFFL) + " " + reason);
        uidList.remove(uid+"");
        doRemoveRemoteUi(uid);
    }

    @Override
    public void onUserJoined(int uid, int elapsed) {
        log.debug("onUserJoined " + (uid & 0XFFFFFFFFL) + " ");

        doRenderRemoteUi(uid);

    }

    //获取正在讲话的人员
    @Override
   public   void   onAudioVolumeIndication(IRtcEngineEventHandler.AudioVolumeInfo[] speakers, int totalVolume){

        log.debug("onUserJoined " + (speakers[0].uid & 0XFFFFFFFFL) + " ");

        doRefreshSpeaker(speakers,totalVolume);



    }
    private  void doRefreshSpeaker(final IRtcEngineEventHandler.AudioVolumeInfo[] speakers,final int totalVolume){

        runOnUiThread(new Runnable() {
            @Override
            public void run() {
                if (isFinishing()) {

                    return;
                }
           //     Toast.makeText(VoiceRoom17ChatActivity.this,(speakers[0].uid & 0XFFFFFFFFL)+"",Toast.LENGTH_SHORT).show();

               if(speakers==null||speakers.length==0){
                   textSpeaker.setText("");
                   layout.stopRippleAnimation();
               }else{
                   textSpeaker.setText((speakers[0].uid & 0XFFFFFFFFL) + "正在讲话");
                   layout.startRippleAnimation();

               }

              /*  if(speakers!=null&&speakers.length>0) {
                    textSpeaker.setText((speakers[0].uid & 0XFFFFFFFFL) + "正在讲话");
                    layout.startRippleAnimation();
                }else{
                    textSpeaker.setText("");
                    layout.stopRippleAnimation();
                }
*/

          //      Toast.makeText(VoiceRoom17ChatActivity.this,totalVolume+"",Toast.LENGTH_SHORT).show();
               /* if(totalVolume<=0){
                    textSpeaker.setText("");
                    layout.stopRippleAnimation();
                }*/

            }
        });

    }
//监测声音最大的人
    @Override
    public void onActiveSpeaker(int uid){

       // nowSpeaker(uid);
    }

    private  void nowSpeaker(final int uid){

        runOnUiThread(new Runnable() {
            @Override
            public void run() {
                if (isFinishing()) {
                    return;
                }

                if(uid<=0) {
                    textSpeaker.setText("");
                    layout.stopRippleAnimation();
                }

            }
        });


    }




    private void doRemoveRemoteUi(final int uid) {
        runOnUiThread(new Runnable() {
            @Override
            public void run() {
                if (isFinishing()) {
                    return;
                }
                int position = -1;
             //   Toast.makeText(VoiceRoom17ChatActivity.this,(uid & 0XFFFFFFFFL) + "离开频道",Toast.LENGTH_SHORT).show();
                log.debug("doRemoveRemoteUi isBroadcaster() :" + " uid :" + uid);

                onlineCount--;
                refreshNumber();
                Display display = getWindowManager().getDefaultDisplay();
                // 获取屏幕高度
                int height = display.getHeight();
                Toast toast = Toast.makeText(VoiceRoom17ChatActivity.this, (uid & 0XFFFFFFFFL) + "离开频道",Toast.LENGTH_SHORT);
                // 这里给了一个1/4屏幕高度的y轴偏移量
                toast.setGravity(Gravity.BOTTOM, 0, height / 5);
                toast.show();
                if (stateMode == MODE_ONE_BIG) {

                    if (uid == mUserItem.getUid()) {
                        position = userItemList.size() - 1;
                        mUserItem.setUid(userItemList.get(position).getUid());

                        if (stateMode == MODE_ONE_BIG) {
                            refreshBigVideoView();
                        }

                    } else {
                        for (int i = 0; i < userItemList.size(); i++) {
                            if (userItemList.get(i).getUid() == uid) {
                                position = i;
                                break;
                            }
                        }

                    }
                    log.debug("doRemoveRemoteUi position :" + position);
                    if (position >= 0) {
                        userItemList.remove(position);

                        adapter.notifyItemRemoved(position);
                    }
                } else if (stateMode == MODE_SHOW_FOUR) {

                    for (int i = 0; i < userItemList.size(); i++) {
                        if (userItemList.get(i).getUid() == uid) {
                            position = i;
                            break;
                        }

                    }
                    resetGridLayoutSpaceCount();
                    if (position >= 0) {
                        userItemList.remove(position);
                        adapterShowFour.notifyItemRemoved(position);
                    }
                }

                log.debug("doRemoveRemoteUi " + (uid & 0xFFFFFFFFL));

            }
        });
    }


    private void refreshSmallVideoView(int position) {
        // list uid ,small window
        if (userItemList.size() > 0 && position < userItemList.size()) {

            if (config().mUid == userItemList.get(position).getUid()) {
                userItemList.get(position).setmIsUserSelf(true);
                rtcEngine().setupLocalVideo(new VideoCanvas(userItemList.get(position).getSurfaceView(), VideoCanvas.RENDER_MODE_HIDDEN, userItemList.get(position).getUid()));

            } else {
                log.debug("refreshSmallVideoView position:" + position);
                userItemList.get(position).setmIsUserSelf(false);
                rtcEngine().setupRemoteVideo(new VideoCanvas(userItemList.get(position).getSurfaceView(), VideoCanvas.RENDER_MODE_HIDDEN, userItemList.get(position).getUid()));
                requestRemoteStreamType(userItemList.get(position).getUid(), Constants.VIDEO_STREAM_LOW);
            }

        }
        if (stateMode == MODE_ONE_BIG) {
            adapter.notifyItemRangeChanged(position, 1);
        } else if (stateMode == MODE_SHOW_FOUR) {

            adapterShowFour.notifyItemRangeChanged(position, 1);
        }

    }

    private void refreshBigVideoView() {

        SurfaceView surfaceV = RtcEngine.CreateRendererView(getApplicationContext());
        mParentView.removeView(mUserItem.getSurfaceView());
        mParentView.addView(surfaceV, 0);
        mUserItem.setSurfaceView(surfaceV);

        //bit window
        if (config().mUid == mUserItem.getUid()) {

            rtcEngine().setupLocalVideo(new VideoCanvas(surfaceV, VideoCanvas.RENDER_MODE_HIDDEN, mUserItem.getUid()));
        } else {

            requestRemoteStreamType(mUserItem.getUid(), Constants.VIDEO_STREAM_HIGH);
            rtcEngine().setupRemoteVideo(new VideoCanvas(surfaceV, VideoCanvas.RENDER_MODE_HIDDEN, mUserItem.getUid()));

        }

    }

    private void requestRemoteStreamType(final int uid, final int streamtype) {
        log.debug("requestRemoteStreamType uid : " + uid);
        new Handler().postDelayed(new Runnable() {
            @Override
            public void run() {

               rtcEngine().setRemoteVideoStreamType(uid, streamtype);//Constants.VIDEO_STREAM_LOW

            }
        }, 500);
    }


   @Override
    public void onMuteClick(int position) {
        log.debug("onMuteClick position:" + position);
        if (position >= 0 && position < userItemList.size()) {
            userItemList.get(position).setmIsMuteStream(true);
            rtcEngine().muteRemoteAudioStream(userItemList.get(position).getUid(), true);
            rtcEngine().muteRemoteVideoStream(userItemList.get(position).getUid(), true);
        }

    }

    @Override
    public void onPlayClick(int position) {
        log.debug("onPlayClick position:" + position);
        if (position >= 0 && position < userItemList.size()) {
            userItemList.get(position).setmIsMuteStream(false);
            int uid = userItemList.get(position).getUid();
            rtcEngine().muteRemoteAudioStream(uid, false);
            rtcEngine().muteRemoteVideoStream(uid, false);
            requestRemoteStreamType(uid, Constants.VIDEO_STREAM_LOW);
        }

    }

    @Override
    public void onSurfaceDoubleClick(int position) {
        log.debug("onSurfaceDoubleClick position:" + position);

        if (position >= 0 && position < userItemList.size()) {

            //mute state unable change view
            if (!userItemList.get(position).ismIsMuteStream()) {

                int tempuid = mUserItem.getUid();
                mUserItem.setUid(userItemList.get(position).getUid());

                userItemList.get(position).setUid(tempuid);

                refreshBigVideoView();
                refreshSmallVideoView(position);
            }

        }

    }

    private boolean isExitUid(int uid) {
        for (int i = 0; i < userItemList.size(); i++) {

            if (userItemList.get(i).getUid() == uid) {
                log.debug("already added to UI, ignore it " + (uid & 0xFFFFFFFFL) + " ");
                return true;
            }
        }
        return false;
    }

   private void initModeState() {
        if (stateMode == MODE_ONE_BIG) {
            if (adapter == null) {
                linearLayoutManager = new RecyclerViewNoBugLinearLayoutManager(this);
                linearLayoutManager.setOrientation(LinearLayoutManager.HORIZONTAL);

                adapter = new LiveRoom17Adapter(this, userItemList, this);
                adapter.setHasStableIds(true);
            }
            recyclerView.setLayoutManager(linearLayoutManager);
            recyclerView.setAdapter(adapter);

        } else if (stateMode == MODE_SHOW_FOUR) {

            if (adapterShowFour == null) {

                gridLayoutManager = new GridLayoutManager(this, 1);
                gridLayoutManager.setOrientation(LinearLayoutManager.HORIZONTAL);
                adapterShowFour = new LiveRoomShowFourAdapter(this, userItemList, screenWidth, screenHeight);
                adapterShowFour.setHasStableIds(true);
            }

            resetGridLayoutSpaceCount();
            recyclerView.setAdapter(adapterShowFour);
        }
    }

    private void resetGridLayoutSpaceCount() {
        int spaceCount = 2;
        if (userItemList.size() < 3) {
            spaceCount = 1;
        }
        gridLayoutManager.setSpanCount(spaceCount);
        recyclerView.setLayoutManager(gridLayoutManager);

    }

    private int firstVisibleItem;
    private int visibleItemCount;
    private int allItems;

    private RecyclerView.OnScrollListener scrollListener = new RecyclerView.OnScrollListener() {
        @Override
        public void onScrolled(RecyclerView recyclerView, int dx, int dy) {
            super.onScrolled(recyclerView, dx, dy);

            if (stateMode == MODE_SHOW_FOUR) {
                GridLayoutManager l = (GridLayoutManager) recyclerView.getLayoutManager();
                int tempFirstVisibleItem = l.findFirstVisibleItemPosition();
                int tempVisibleItemCount = l.getChildCount();
                int tempAllItems = l.getItemCount();
                if (tempFirstVisibleItem == firstVisibleItem && tempVisibleItemCount == visibleItemCount && tempAllItems == allItems) {
                    return;
                }
                firstVisibleItem = tempFirstVisibleItem;
                visibleItemCount = tempVisibleItemCount;
                allItems = tempAllItems;
                muteInvisibleItem(firstVisibleItem, visibleItemCount, allItems);
            }

        }
    };

    private void muteInvisibleItem(int firstVisibleItem, int visibleItemCount, int allItems) {
        if (allItems == userItemList.size()) {
            for (int i = 0; i < allItems; i++) {
                UserItem mUserStatusData = userItemList.get(i);
                if (i >= firstVisibleItem && i < firstVisibleItem + visibleItemCount) {
                    rtcEngine().muteRemoteAudioStream(mUserStatusData.getUid(), false);
                    rtcEngine().muteRemoteVideoStream(mUserStatusData.getUid(), false);
                    requestRemoteStreamType(mUserStatusData.getUid(), Constants.VIDEO_STREAM_HIGH);
                } else {
                    rtcEngine().muteRemoteAudioStream(mUserStatusData.getUid(), true);
                    rtcEngine().muteRemoteVideoStream(mUserStatusData.getUid(), true);
                }
            }
        }
    }

      private   void refreshNumber(){
          textOnlineCount.setText("在线人数:"+onlineCount);
      }




}