[android] 练习viewpagerindicator的使用（二）

package com.example.csdn;

import com.viewpagerindicator.TabPageIndicator;

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 android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;

public class MainActivity extends FragmentActivity {
private TabPageIndicator tpi_tab;
private ViewPager vp_content;

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
tpi_tab = (TabPageIndicator) findViewById(R.id.vpi_tab);
vp_content = (ViewPager) findViewById(R.id.vp_content);
FragmentManager fm = getSupportFragmentManager();
TabAdapter adapter = new TabAdapter(fm);
// ViewPager设置适配器
vp_content.setAdapter(adapter);
// 指示器绑定ViewPager
tpi_tab.setViewPager(vp_content, 0);
}

}

/**
* 标签部分适配器
*
* @author taoshihan
*
*/
class TabAdapter extends FragmentPagerAdapter {

public static final String[] TITLES = new String[] { "业界", "移动", "研发","PHP","Android","Java","前端" };

public TabAdapter(FragmentManager fm) {
super(fm);
}

@Override
public Fragment getItem(int arg0) {
return new ContentFragment(arg0);
}

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

@Override
public CharSequence getPageTitle(int position) {
// TODO Auto-generated method stub
return TITLES[position % TITLES.length];
}
}
/**
* 内容部分
* @author taoshihan
*
*/
class ContentFragment extends Fragment{
private int index;
public ContentFragment(int index) {
this.index=index;
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
View view=View.inflate(getActivity(), R.layout.main_content, null);
TextView tv_content=(TextView) view.findViewById(R.id.tv_content);
String[] titles=TabAdapter.TITLES;
tv_content.setText(titles[index]);
return view;
}
}

<activity
android:name=".MainActivity"
android:label="@string/app_name"
android:theme="@style/Theme.PageIndicatorDefaults">
<intent-filter>
<action android:name="android.intent.action.MAIN" />

<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>