TabLayout使用

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public class MainActivity extends AppCompatActivity {   private TabLayout    mTabLayout;   private ViewPager    mViewPager;   private PagerAdapter viewPagerAdapter;   private String[] mTitle = new String[8];   private String[] mData  = new String[8];   @Override   protected void onCreate(Bundle savedInstanceState) {      super.onCreate(savedInstanceState);      setContentView(R.layout.activity_main);      mTabLayout = (TabLayout) findViewById(R.id.tl);      mViewPager = (ViewPager) findViewById(R.id.viewpager);      for (int i = 0; i < 8; i++) {         mTitle[i] = "title" + i;         mData[i] = "data" + i;      }      initPagerAdapter();////    initFragPagerAdapter();      test();   }   private void initPagerAdapter() {      viewPagerAdapter = new PagerAdapter() {         @Override         public CharSequence getPageTitle(int position) {            return mTitle[position];         }         @Override         public int getCount() {            return mData.length;         }         @Override         public Object instantiateItem(ViewGroup container, int position) {            TextView tv = new TextView(MainActivity.this);            tv.setTextSize(30.f);            tv.setText(mData[position]);            ((ViewPager) container).addView(tv);            return tv;         }         @Override         public void destroyItem(ViewGroup container, int position, Object object) {            ((ViewPager) container).removeView((View) object);         }         @Override         public boolean isViewFromObject(View view, Object object) {            return view == object;         }      };   }   private void test() {      mTabLayout.setTabsFromPagerAdapter(viewPagerAdapter);      mViewPager.setAdapter(viewPagerAdapter);//      mTabLayout.setupWithViewPager(mViewPager);//设置关联的ViewPager      mTabLayout.setTabMode(TabLayout.MODE_SCROLLABLE);//设置TaBlayout的滑动模式   }   private void initFragPagerAdapter() {      ArrayList<Fragment> fragList = new ArrayList<Fragment>();//4MB      fragList.add(new Frag());      fragList.add(new Frag());      fragList.add(new Frag());      viewPagerAdapter = new MyFragmentPagerAdapter(getSupportFragmentManager(),fragList,MainActivity.this);   }
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