Code example for FragmentPagerAdapter

Methods: notifyDataSetChanged

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            TabInfo info = new TabInfo(clss, args);
            tab.setTag(info);
            tab.setTabListener(this);
            mTabs.add(info);
            mActionBar.addTab(tab);
            notifyDataSetChanged(); 
        } 
 
        @Override 
        public int getCount() { 
            return mTabs.size();
        } 
 
        @Override 
        public Fragment getItem(int position) {
            TabInfo info = mTabs.get(position);
            return Fragment.instantiate(mContext, info.clss.getName(), info.args);
        } 
 
        @Override 
        public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {