[android] 練習viewpagerindicator的使用（一），viewpagerindicator

[android] 練習viewpagerindicator的使用（一），viewpagerindicator

主要是學習一下使用這個庫

activity_main.xml

<?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>

MainActivity.java

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設定適配器        vp_content.setAdapter(adapter);        // 指標綁定ViewPager        tpi_tab.setViewPager(vp_content, 0);    }}/** * 適配器 *  * @author taoshihan *  */class TabAdapter extends FragmentPagerAdapter {    public static final String[] TITLES = new String[] { "業界", "移動", "研發" };    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];    }}