DetailsFragment.java revision 81c22d8910f9bc1aec137ddd9804adf398c560c6 
1/*
2 * Copyright (C) 2014 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
5 * in compliance with the License. You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software distributed under the License
10 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
11 * or implied. See the License for the specific language governing permissions and limitations under
12 * the License.
13 */
14package com.example.android.leanback;
15
16import android.content.Intent;
17import android.content.res.Resources;
18import android.os.Bundle;
19import android.support.v4.app.ActivityOptionsCompat;
20import android.support.v17.leanback.widget.Action;
21import android.support.v17.leanback.widget.ArrayObjectAdapter;
22import android.support.v17.leanback.widget.ClassPresenterSelector;
23import android.support.v17.leanback.widget.DetailsOverviewRow;
24import android.support.v17.leanback.widget.DetailsOverviewRowPresenter;
25import android.support.v17.leanback.widget.HeaderItem;
26import android.support.v17.leanback.widget.ImageCardView;
27import android.support.v17.leanback.widget.ListRow;
28import android.support.v17.leanback.widget.ListRowPresenter;
29import android.support.v17.leanback.widget.OnActionClickedListener;
30import android.support.v17.leanback.widget.OnItemViewClickedListener;
31import android.support.v17.leanback.widget.OnItemViewSelectedListener;
32import android.support.v17.leanback.widget.Presenter;
33import android.support.v17.leanback.widget.Row;
34import android.support.v17.leanback.widget.RowPresenter;
35import android.util.Log;
36import android.widget.Toast;
37
38public class DetailsFragment extends android.support.v17.leanback.app.DetailsFragment {
39    private static final String TAG = "leanback.DetailsFragment";
40    private static final String ITEM = "item";
41
42    private static final int NUM_ROWS = 3;
43    private ArrayObjectAdapter mRowsAdapter;
44    private PhotoItem mPhotoItem;
45
46    private static final int ACTION_BUY = 1;
47    private static final int ACTION_RENT = 2;
48    private static final int ACTION_PLAY = 3;
49
50    @Override
51    public void onCreate(Bundle savedInstanceState) {
52        Log.i(TAG, "onCreate");
53        super.onCreate(savedInstanceState);
54
55        ClassPresenterSelector ps = new ClassPresenterSelector();
56        DetailsOverviewRowPresenter dorPresenter =
57                new DetailsOverviewRowPresenter(new DetailsDescriptionPresenter());
58        dorPresenter.setOnActionClickedListener(new OnActionClickedListener() {
59            @Override
60            public void onActionClicked(Action action) {
61                Toast.makeText(getActivity(), action.toString(), Toast.LENGTH_SHORT).show();
62                if (action.getId() == ACTION_BUY) {
63                    DetailsOverviewRow dor = new DetailsOverviewRow(mPhotoItem.getTitle() + "(Owned)");
64                    dor.setImageDrawable(getResources().getDrawable(mPhotoItem.getImageResourceId()));
65                    dor.addAction(new Action(ACTION_PLAY, "Play"));
66                    mRowsAdapter.replace(0, dor);
67                } else if (action.getId() == ACTION_RENT) {
68                    DetailsOverviewRow dor = new DetailsOverviewRow(mPhotoItem.getTitle() + "(Rented)");
69                    dor.setImageDrawable(getResources().getDrawable(mPhotoItem.getImageResourceId()));
70                    dor.addAction(new Action(ACTION_PLAY, "Play"));
71                    dor.addAction(new Action(ACTION_BUY, "Buy $9.99"));
72                    mRowsAdapter.replace(0, dor);
73                } else if (action.getId() == ACTION_PLAY) {
74                    Intent intent = new Intent(getActivity(), PlaybackOverlayActivity.class);
75                    getActivity().startActivity(intent);
76                }
77            }
78        });
79
80        ps.addClassPresenter(DetailsOverviewRow.class, dorPresenter);
81        ps.addClassPresenter(ListRow.class, new ListRowPresenter());
82
83        mRowsAdapter = new ArrayObjectAdapter(ps);
84
85        PhotoItem item = (PhotoItem) (savedInstanceState != null ?
86                savedInstanceState.getParcelable(ITEM) : null);
87        if (item != null) {
88            setItem(item);
89        }
90        dorPresenter.setSharedElementEnterTransition(getActivity(),
91                DetailsActivity.SHARED_ELEMENT_NAME);
92
93        setOnItemViewClickedListener(new OnItemViewClickedListener() {
94            @Override
95            public void onItemClicked(Presenter.ViewHolder itemViewHolder, Object item,
96                    RowPresenter.ViewHolder rowViewHolder, Row row) {
97                Log.i(TAG, "onItemClicked: " + item + " row " + row);
98                if (item instanceof PhotoItem){
99                    Intent intent = new Intent(getActivity(), DetailsActivity.class);
100                    intent.putExtra(DetailsActivity.EXTRA_ITEM, (PhotoItem) item);
101
102                    Bundle bundle = ActivityOptionsCompat.makeSceneTransitionAnimation(
103                            getActivity(),
104                            ((ImageCardView)itemViewHolder.view).getMainImageView(),
105                            DetailsActivity.SHARED_ELEMENT_NAME).toBundle();
106                    getActivity().startActivity(intent, bundle);
107                }
108            }
109        });
110        setOnItemViewSelectedListener(new OnItemViewSelectedListener() {
111            @Override
112            public void onItemSelected(Presenter.ViewHolder itemViewHolder, Object item,
113                    RowPresenter.ViewHolder rowViewHolder, Row row) {
114                Log.i(TAG, "onItemSelected: " + item + " row " + row);
115            }
116        });
117    }
118
119    @Override
120    public void onSaveInstanceState(Bundle outState) {
121        super.onSaveInstanceState(outState);
122        outState.putParcelable(ITEM, mPhotoItem);
123    }
124
125    public void setItem(PhotoItem photoItem) {
126        mPhotoItem = photoItem;
127
128        mRowsAdapter.clear();
129        Resources res = getActivity().getResources();
130        DetailsOverviewRow dor = new DetailsOverviewRow(photoItem.getTitle());
131        dor.setImageDrawable(res.getDrawable(photoItem.getImageResourceId()));
132        dor.addAction(new Action(ACTION_BUY, "Buy $9.99"));
133        dor.addAction(new Action(ACTION_RENT, "Rent", "$3.99", res.getDrawable(R.drawable.ic_action_a)));
134        mRowsAdapter.add(dor);
135
136        final CardPresenter cardPresenter = new CardPresenter();
137        for (int i = 0; i < NUM_ROWS; ++i) {
138            ArrayObjectAdapter listRowAdapter = new ArrayObjectAdapter(cardPresenter);
139            listRowAdapter.add(new PhotoItem("Hello world", R.drawable.gallery_photo_1));
140            listRowAdapter.add(new PhotoItem("This is a test", R.drawable.gallery_photo_2));
141            listRowAdapter.add(new PhotoItem("Android TV", R.drawable.gallery_photo_3));
142            listRowAdapter.add(new PhotoItem("Leanback", R.drawable.gallery_photo_4));
143            HeaderItem header = new HeaderItem(i, "Row " + i, null);
144            mRowsAdapter.add(new ListRow(header, listRowAdapter));
145        }
146
147        setAdapter(mRowsAdapter);
148    }
149
150}
151