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 17 package com.example.android.supportv4.app; 18 19 import com.example.android.supportv4.Cheeses; 20 import com.example.android.supportv4.R; 21 22 import android.os.Bundle; 23 import android.support.v4.app.Fragment; 24 import android.support.v4.app.FragmentActivity; 25 import android.support.v4.app.FragmentManager; 26 import android.support.v4.app.FragmentPagerAdapter; 27 import android.support.v4.app.ListFragment; 28 import android.support.v4.view.ViewPager; 29 import android.util.Log; 30 import android.view.LayoutInflater; 31 import android.view.View; 32 import android.view.ViewGroup; 33 import android.view.View.OnClickListener; 34 import android.widget.ArrayAdapter; 35 import android.widget.Button; 36 import android.widget.ListView; 37 import android.widget.TextView; 38 39 //BEGIN_INCLUDE(complete) 40 public 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 public void onClick(View v) { 61 mPager.setCurrentItem(0); 62 } 63 }); 64 button = (Button)findViewById(R.id.goto_last); 65 button.setOnClickListener(new OnClickListener() { 66 public void onClick(View v) { 67 mPager.setCurrentItem(NUM_ITEMS-1); 68 } 69 }); 70 } 71 72 public static class MyAdapter extends FragmentPagerAdapter { 73 public MyAdapter(FragmentManager fm) { 74 super(fm); 75 } 76 77 @Override 78 public int getCount() { 79 return NUM_ITEMS; 80 } 81 82 @Override 83 public Fragment getItem(int position) { 84 return ArrayListFragment.newInstance(position); 85 } 86 } 87 88 public static class ArrayListFragment extends ListFragment { 89 int mNum; 90 91 /** 92 * Create a new instance of CountingFragment, providing "num" 93 * as an argument. 94 */ 95 static ArrayListFragment newInstance(int num) { 96 ArrayListFragment f = new ArrayListFragment(); 97 98 // Supply num input as an argument. 99 Bundle args = new Bundle(); 100 args.putInt("num", num); 101 f.setArguments(args); 102 103 return f; 104 } 105 106 /** 107 * When creating, retrieve this instance's number from its arguments. 108 */ 109 @Override 110 public void onCreate(Bundle savedInstanceState) { 111 super.onCreate(savedInstanceState); 112 mNum = getArguments() != null ? getArguments().getInt("num") : 1; 113 } 114 115 /** 116 * The Fragment's UI is just a simple text view showing its 117 * instance number. 118 */ 119 @Override 120 public View onCreateView(LayoutInflater inflater, ViewGroup container, 121 Bundle savedInstanceState) { 122 View v = inflater.inflate(R.layout.fragment_pager_list, container, false); 123 View tv = v.findViewById(R.id.text); 124 ((TextView)tv).setText("Fragment #" + mNum); 125 return v; 126 } 127 128 @Override 129 public void onActivityCreated(Bundle savedInstanceState) { 130 super.onActivityCreated(savedInstanceState); 131 setListAdapter(new ArrayAdapter<String>(getActivity(), 132 android.R.layout.simple_list_item_1, Cheeses.sCheeseStrings)); 133 } 134 135 @Override 136 public void onListItemClick(ListView l, View v, int position, long id) { 137 Log.i("FragmentList", "Item clicked: " + id); 138 } 139 } 140 } 141 //END_INCLUDE(complete) 142