private LinearLayoutManager manager;private String[] tabTxt = {"客廳", "臥室", "餐廳", "書房", "陽(yáng)臺(tái)", "兒童房"};//判讀是否是recyclerView主動(dòng)引起的滑動(dòng)，true- 是，false- 否，由tablayout引起的private boolean isRecyclerScroll;//記錄上一次位置，防止在同一內(nèi)容塊里滑動(dòng) 重復(fù)定位到tablayoutprivate int lastPos;//用于recyclerView滑動(dòng)到指定的位置private boolean canScroll;private int scrollToPosition;//tablayout設(shè)置標(biāo)簽for (int i = 0; i < tabTxt.length; i++) {  tabLayout.addTab(tabLayout.newTab().setText(tabTxt[i]));}//計(jì)算內(nèi)容塊所在的高度，全屏高度-狀態(tài)欄高度-tablayout的高度(這里固定高度50dp)，用于recyclerView的最后一個(gè)item view填充高度int screenH = getScreenHeight();int statusBarH = getStatusBarHeight(this);int tabH = 50 * 3;int lastH = screenH - statusBarH - tabH;manager = new LinearLayoutManager(this);recyclerView.setLayoutManager(manager);recyclerView.setAdapter(new MyAdapter(this, tabTxt, lastH));@Overridepublic void onBindViewHolder(MyViewHolder holder, int position) {  holder.anchorView.setContentTxt(tabTxt[position]);  holder.anchorView.setAnchorTxt(tabTxt[position]);  //判斷最后一個(gè)view  if (position == tabTxt.length - 1) {    if (holder.anchorView.getHeight() < lastH) {      LinearLayout.LayoutParams params = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.WRAP_CONTENT);      params.height = lastH;      holder.anchorView.setLayoutParams(params);    }  }}

recyclerView.setOnTouchListener(new View.OnTouchListener() {  @Override  public boolean onTouch(View v, MotionEvent event) {    //當(dāng)滑動(dòng)由recyclerView觸發(fā)時(shí)，isRecyclerScroll 置true    if (event.getAction() == MotionEvent.ACTION_DOWN) {      isRecyclerScroll = true;    }    return false;  }});recyclerView.addOnScrollListener(new RecyclerView.OnScrollListener() {  @Override  public void onScrolled(RecyclerView recyclerView, int dx, int dy) {    super.onScrolled(recyclerView, dx, dy);    if (isRecyclerScroll) {      //第一個(gè)可見的view的位置，即tablayou需定位的位置      int position = manager.findFirstVisibleItemPosition();      if (lastPos != position) {        tabLayout.setScrollPosition(position, 0, true);      }      lastPos = position;    }  }});

tabLayout.addOnTabSelectedListener(new TabLayout.OnTabSelectedListener() {  @Override  public void onTabSelected(TabLayout.Tab tab) {    //點(diǎn)擊標(biāo)簽，使recyclerView滑動(dòng)，isRecyclerScroll置false    int pos = tab.getPosition();    isRecyclerScroll = false;    moveToPosition(manager, recyclerView, pos);  }  @Override  public void onTabUnselected(TabLayout.Tab tab) {  }  @Override  public void onTabReselected(TabLayout.Tab tab) {  }});public void moveToPosition(LinearLayoutManager manager, RecyclerView mRecyclerView, int position) {  // 第一個(gè)可見的view的位置  int firstItem = manager.findFirstVisibleItemPosition();  // 最后一個(gè)可見的view的位置  int lastItem = manager.findLastVisibleItemPosition();  if (position <= firstItem) {    // 如果跳轉(zhuǎn)位置firstItem 之前(滑出屏幕的情況)，就smoothScrollToPosition可以直接跳轉(zhuǎn)，    mRecyclerView.smoothScrollToPosition(position);  } else if (position <= lastItem) {    // 跳轉(zhuǎn)位置在firstItem 之后，lastItem 之間（顯示在當(dāng)前屏幕），smoothScrollBy來(lái)滑動(dòng)到指定位置    int top = mRecyclerView.getChildAt(position - firstItem).getTop();    mRecyclerView.smoothScrollBy(0, top);  } else {    // 如果要跳轉(zhuǎn)的位置在lastItem 之后，則先調(diào)用smoothScrollToPosition將要跳轉(zhuǎn)的位置滾動(dòng)到可見位置    // 再通過(guò)onScrollStateChanged控制再次調(diào)用當(dāng)前moveToPosition方法，執(zhí)行上一個(gè)判斷中的方法    mRecyclerView.smoothScrollToPosition(position);    scrollToPosition = position;    canScroll = true;  }}recyclerView.addOnScrollListener(new RecyclerView.OnScrollListener() {  @Override  public void onScrollStateChanged(RecyclerView recyclerView, int newState) {    super.onScrollStateChanged(recyclerView, newState);    if (canScroll) {      canScroll = false;      moveToPosition(manager, recyclerView, scrollToPosition);    }  }});