package com.example.activity; import android.os.Bundle; import android.support.v4.view.ViewPager; import android.support.v7.app.AppCompatActivity; import com.example.R; import com.example.adapter.TabIndicatorFragmentPagerAdapter; import com.viewpagerindicator.TabPageIndicator; public class TabIndicatorActivity extends AppCompatActivity { private TabIndicatorFragmentPagerAdapter mAdapter; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_tabindicator); bindData(); } private void bindData() { // reference ViewPager viewPager = (ViewPager) findViewById(R.id.activity_tabindicator_pager); TabPageIndicator tabPageIndicator = (TabPageIndicator) findViewById(R.id.activity_tabindicator_indicator); // pager content if(mAdapter == null) { // create adapter mAdapter = new TabIndicatorFragmentPagerAdapter(getSupportFragmentManager()); } else { // refill adapter mAdapter.refill(); } // set adapter viewPager.setAdapter(mAdapter); // set indicator tabPageIndicator.setViewPager(viewPager); } }