android ViewPage demo(ViewPagerIndicator)

【核心代码】

package com.viewpagerindicator.sample;

import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentActivity;
import android.support.v4.app.FragmentManager;
import android.support.v4.app.FragmentPagerAdapter;
import android.support.v4.view.ViewPager;
import com.viewpagerindicator.IconPagerAdapter;
import com.viewpagerindicator.TabPageIndicator;

public class SampleTabsWithIcons extends FragmentActivity {
    private static final String[] CONTENT = new String[] { "Calendar", "Camera", "Alarms", "Location" };
    private static final int[] ICONS = new int[] {
            R.drawable.perm_group_calendar,
            R.drawable.perm_group_camera,
            R.drawable.perm_group_device_alarms,
            R.drawable.perm_group_location,
    };

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.simple_tabs);

        FragmentPagerAdapter adapter = new GoogleMusicAdapter(getSupportFragmentManager());

        ViewPager pager = (ViewPager)findViewById(R.id.pager);
        pager.setAdapter(adapter);

        TabPageIndicator indicator = (TabPageIndicator)findViewById(R.id.indicator);
        indicator.setViewPager(pager);
    }

    class GoogleMusicAdapter extends FragmentPagerAdapter implements IconPagerAdapter {
        public GoogleMusicAdapter(FragmentManager fm) {
            super(fm);
        }

        @Override
        public Fragment getItem(int position) {
            return TestFragment.newInstance(CONTENT[position % CONTENT.length]);
        }

        @Override
        public CharSequence getPageTitle(int position) {
            return CONTENT[position % CONTENT.length].toUpperCase();
        }

        @Override public int getIconResId(int index) {
          return ICONS[index];
        }

      @Override
        public int getCount() {
          return CONTENT.length;
        }
    }
}