1/*
2 * Copyright (C) 2014 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.google.android.apps.common.testing.ui.testapp;
18
19import android.graphics.Color;
20import android.support.v4.view.PagerAdapter;
21import android.view.LayoutInflater;
22import android.view.View;
23import android.view.ViewGroup;
24import android.widget.TextView;
25
26class SimplePagerAdapter extends PagerAdapter {
27
28  private static final int[] COLORS = {
29    Color.BLUE,
30    Color.RED,
31    Color.YELLOW,
32  };
33
34  private static final int NUM_PAGES = COLORS.length;
35
36  @Override
37  public int getCount() {
38    return NUM_PAGES;
39  }
40
41  @Override
42  public boolean isViewFromObject(View view, Object object) {
43    return view == object;
44  }
45
46  @Override
47  public int getItemPosition(Object object) {
48    return ((ViewGroup) ((View) object).getParent()).indexOfChild((View) object);
49  }
50
51  @Override
52  public Object instantiateItem(ViewGroup container, int position) {
53    LayoutInflater inflater = LayoutInflater.from(container.getContext());
54    View view = inflater.inflate(R.layout.pager_view, null);
55    ((TextView) view.findViewById(R.id.pager_content)).setText("Position #" + position);
56    view.setBackgroundColor(COLORS[position]);
57    container.addView(view);
58    return view;
59  }
60
61  @Override
62  public void destroyItem(ViewGroup container, int position, Object object) {
63    container.removeView((View) object);
64  }
65}
66