pagerAdapter = new FragmentPagerAdapter(getSupportFragmentManager()) {
@Override
public Fragment getItem(int position) {
return mFragmentArray[position];
}
@Override
public int getCount() {
return mFragmentArray.length;
}
@Override
public int getItemPosition(Object object) {
return PagerAdapter.
POSITION_NONE
;
}
};
viewPager.setAdapter(pagerAdapter);
viewPager.setOnPageChangeListener(new ViewPager.OnPageChangeListener() {
@Override
public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
}
@Override
public void onPageSelected(int position) {
pagerAdapter.notifyDataSetChanged();
}
@Override
public void onPageScrollStateChanged(int state) {
}
});
亲测好使！