[android] 练习viewpagerindicator的使用（一）

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="#eee"
android:orientation="vertical" >
<include layout="@layout/main_head"/>
<com.viewpagerindicator.TabPageIndicator
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:id="@+id/vpi_tab"
android:background="#C0D0E0">
</com.viewpagerindicator.TabPageIndicator>
<android.support.v4.view.ViewPager
android:layout_width="match_parent"
android:layout_height="0dp"
android:layout_weight="1"
android:id="@+id/vp_content"/>
</LinearLayout>

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;

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);
}

}

/**
* 适配器
*
* @author taoshihan
*
*/
class TabAdapter extends FragmentPagerAdapter {

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

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

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

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

@Override
public CharSequence getPageTitle(int position) {
// TODO Auto-generated method stub
return TITLES[position % TITLES.length];
}
}