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      1 package ${packageName};
      2 
      3 <#if navType?contains("tabs")>import android.app.ActionBar;
      4 import android.app.FragmentTransaction;</#if>
      5 import android.os.Bundle;
      6 import android.support.v4.app.Fragment;
      7 import android.support.v4.app.FragmentActivity;
      8 import android.support.v4.app.FragmentManager;
      9 import android.support.v4.app.FragmentPagerAdapter;
     10 import android.support.v4.app.NavUtils;
     11 import android.support.v4.view.ViewPager;
     12 import android.view.Gravity;
     13 import android.view.LayoutInflater;
     14 import android.view.Menu;
     15 import android.view.MenuItem;
     16 import android.view.View;
     17 import android.view.ViewGroup;
     18 import android.widget.TextView;
     19 
     20 public class ${activityClass} extends FragmentActivity<#if navType?contains("tabs")> implements ActionBar.TabListener</#if> {
     21 
     22     /**
     23      * The {@link android.support.v4.view.PagerAdapter} that will provide
     24      * fragments for each of the sections. We use a
     25      * {@link android.support.v4.app.FragmentPagerAdapter} derivative, which
     26      * will keep every loaded fragment in memory. If this becomes too memory
     27      * intensive, it may be best to switch to a
     28      * {@link android.support.v4.app.FragmentStatePagerAdapter}.
     29      */
     30     SectionsPagerAdapter mSectionsPagerAdapter;
     31 
     32     /**
     33      * The {@link ViewPager} that will host the section contents.
     34      */
     35     ViewPager mViewPager;
     36 
     37     @Override
     38     public void onCreate(Bundle savedInstanceState) {
     39         super.onCreate(savedInstanceState);
     40         setContentView(R.layout.${layoutName});
     41 
     42         <#if navType?contains("tabs")>
     43         // Set up the action bar.
     44         final ActionBar actionBar = getActionBar();
     45         actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_TABS);
     46         <#if parentActivityClass != "">
     47         // Show the Up button in the action bar.
     48         actionBar.setDisplayHomeAsUpEnabled(true);
     49         </#if>
     50         <#elseif parentActivityClass != "">
     51         // Show the Up button in the action bar.
     52         getActionBar().setDisplayHomeAsUpEnabled(true);
     53         </#if>
     54 
     55         // Create the adapter that will return a fragment for each of the three
     56         // primary sections of the app.
     57         mSectionsPagerAdapter = new SectionsPagerAdapter(getSupportFragmentManager());
     58 
     59         // Set up the ViewPager with the sections adapter.
     60         mViewPager = (ViewPager) findViewById(R.id.pager);
     61         mViewPager.setAdapter(mSectionsPagerAdapter);
     62 
     63         <#if navType?contains("tabs")>
     64         // When swiping between different sections, select the corresponding
     65         // tab. We can also use ActionBar.Tab#select() to do this if we have
     66         // a reference to the Tab.
     67         mViewPager.setOnPageChangeListener(new ViewPager.SimpleOnPageChangeListener() {
     68             @Override
     69             public void onPageSelected(int position) {
     70                 actionBar.setSelectedNavigationItem(position);
     71             }
     72         });
     73 
     74         // For each of the sections in the app, add a tab to the action bar.
     75         for (int i = 0; i < mSectionsPagerAdapter.getCount(); i++) {
     76             // Create a tab with text corresponding to the page title defined by
     77             // the adapter. Also specify this Activity object, which implements
     78             // the TabListener interface, as the callback (listener) for when
     79             // this tab is selected.
     80             actionBar.addTab(
     81                     actionBar.newTab()
     82                             .setText(mSectionsPagerAdapter.getPageTitle(i))
     83                             .setTabListener(this));
     84         }
     85         </#if>
     86     }
     87 
     88     <#include "include_onCreateOptionsMenu.java.ftl">
     89     <#include "include_onOptionsItemSelected.java.ftl">
     90 
     91     <#if navType?contains("tabs")>@Override
     92     public void onTabSelected(ActionBar.Tab tab, FragmentTransaction fragmentTransaction) {
     93         // When the given tab is selected, switch to the corresponding page in
     94         // the ViewPager.
     95         mViewPager.setCurrentItem(tab.getPosition());
     96     }
     97 
     98     @Override
     99     public void onTabUnselected(ActionBar.Tab tab, FragmentTransaction fragmentTransaction) {
    100     }
    101 
    102     @Override
    103     public void onTabReselected(ActionBar.Tab tab, FragmentTransaction fragmentTransaction) {
    104     }</#if>
    105 
    106     /**
    107      * A {@link FragmentPagerAdapter} that returns a fragment corresponding to
    108      * one of the sections/tabs/pages.
    109      */
    110     public class SectionsPagerAdapter extends FragmentPagerAdapter {
    111 
    112         public SectionsPagerAdapter(FragmentManager fm) {
    113             super(fm);
    114         }
    115 
    116         @Override
    117         public Fragment getItem(int position) {
    118             // getItem is called to instantiate the fragment for the given page.
    119             // Return a DummySectionFragment (defined as a static inner class
    120             // below) with the page number as its lone argument.
    121             Fragment fragment = new DummySectionFragment();
    122             Bundle args = new Bundle();
    123             args.putInt(DummySectionFragment.ARG_SECTION_NUMBER, position + 1);
    124             fragment.setArguments(args);
    125             return fragment;
    126         }
    127 
    128         @Override
    129         public int getCount() {
    130             // Show 3 total pages.
    131             return 3;
    132         }
    133 
    134         @Override
    135         public CharSequence getPageTitle(int position) {
    136             switch (position) {
    137                 case 0:
    138                     return getString(R.string.title_section1).toUpperCase();
    139                 case 1:
    140                     return getString(R.string.title_section2).toUpperCase();
    141                 case 2:
    142                     return getString(R.string.title_section3).toUpperCase();
    143             }
    144             return null;
    145         }
    146     }
    147 
    148     <#include "include_DummySectionFragment.java.ftl">
    149 
    150 }
    151