1/* 2 * Copyright (C) 2011 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.example.android.supportv4.app; 18 19import com.example.android.supportv4.Cheeses; 20import com.example.android.supportv4.R; 21 22import android.os.Bundle; 23import android.support.v4.app.Fragment; 24import android.support.v4.app.FragmentActivity; 25import android.support.v4.app.FragmentManager; 26import android.support.v4.app.FragmentPagerAdapter; 27import android.support.v4.app.ListFragment; 28import android.support.v4.view.ViewPager; 29import android.util.Log; 30import android.view.LayoutInflater; 31import android.view.View; 32import android.view.ViewGroup; 33import android.view.View.OnClickListener; 34import android.widget.ArrayAdapter; 35import android.widget.Button; 36import android.widget.ListView; 37import android.widget.TextView; 38 39//BEGIN_INCLUDE(complete) 40public class FragmentPagerSupport extends FragmentActivity { 41 static final int NUM_ITEMS = 10; 42 43 MyAdapter mAdapter; 44 45 ViewPager mPager; 46 47 @Override 48 protected void onCreate(Bundle savedInstanceState) { 49 super.onCreate(savedInstanceState); 50 setContentView(R.layout.fragment_pager); 51 52 mAdapter = new MyAdapter(getSupportFragmentManager()); 53 54 mPager = (ViewPager)findViewById(R.id.pager); 55 mPager.setAdapter(mAdapter); 56 57 // Watch for button clicks. 58 Button button = (Button)findViewById(R.id.goto_first); 59 button.setOnClickListener(new OnClickListener() { 60 @Override 61 public void onClick(View v) { 62 mPager.setCurrentItem(0); 63 } 64 }); 65 button = (Button)findViewById(R.id.goto_last); 66 button.setOnClickListener(new OnClickListener() { 67 @Override 68 public void onClick(View v) { 69 mPager.setCurrentItem(NUM_ITEMS-1); 70 } 71 }); 72 } 73 74 public static class MyAdapter extends FragmentPagerAdapter { 75 public MyAdapter(FragmentManager fm) { 76 super(fm); 77 } 78 79 @Override 80 public int getCount() { 81 return NUM_ITEMS; 82 } 83 84 @Override 85 public Fragment getItem(int position) { 86 return ArrayListFragment.newInstance(position); 87 } 88 } 89 90 public static class ArrayListFragment extends ListFragment { 91 int mNum; 92 93 /** 94 * Create a new instance of CountingFragment, providing "num" 95 * as an argument. 96 */ 97 static ArrayListFragment newInstance(int num) { 98 ArrayListFragment f = new ArrayListFragment(); 99 100 // Supply num input as an argument. 101 Bundle args = new Bundle(); 102 args.putInt("num", num); 103 f.setArguments(args); 104 105 return f; 106 } 107 108 /** 109 * When creating, retrieve this instance's number from its arguments. 110 */ 111 @Override 112 public void onCreate(Bundle savedInstanceState) { 113 super.onCreate(savedInstanceState); 114 mNum = getArguments() != null ? getArguments().getInt("num") : 1; 115 } 116 117 /** 118 * The Fragment's UI is just a simple text view showing its 119 * instance number. 120 */ 121 @Override 122 public View onCreateView(LayoutInflater inflater, ViewGroup container, 123 Bundle savedInstanceState) { 124 View v = inflater.inflate(R.layout.fragment_pager_list, container, false); 125 View tv = v.findViewById(R.id.text); 126 ((TextView)tv).setText("Fragment #" + mNum); 127 return v; 128 } 129 130 @Override 131 public void onActivityCreated(Bundle savedInstanceState) { 132 super.onActivityCreated(savedInstanceState); 133 setListAdapter(new ArrayAdapter<String>(getActivity(), 134 android.R.layout.simple_list_item_1, Cheeses.sCheeseStrings)); 135 } 136 137 @Override 138 public void onListItemClick(ListView l, View v, int position, long id) { 139 Log.i("FragmentList", "Item clicked: " + id); 140 } 141 } 142} 143//END_INCLUDE(complete) 144