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 */ 14 package com.example.android.leanback; 15 16 import android.content.Context; 17 import android.content.Intent; 18 import android.os.Bundle; 19 import android.os.Handler; 20 import android.support.v17.leanback.widget.Action; 21 import android.support.v17.leanback.widget.ArrayObjectAdapter; 22 import android.support.v17.leanback.widget.ClassPresenterSelector; 23 import android.support.v17.leanback.widget.DetailsOverviewRow; 24 import android.support.v17.leanback.widget.DetailsOverviewRowPresenter; 25 import android.support.v17.leanback.widget.HeaderItem; 26 import android.support.v17.leanback.widget.ImageCardView; 27 import android.support.v17.leanback.widget.ListRow; 28 import android.support.v17.leanback.widget.ListRowPresenter; 29 import android.support.v17.leanback.widget.OnActionClickedListener; 30 import android.support.v17.leanback.widget.OnItemViewClickedListener; 31 import android.support.v17.leanback.widget.OnItemViewSelectedListener; 32 import android.support.v17.leanback.widget.Presenter; 33 import android.support.v17.leanback.widget.Row; 34 import android.support.v17.leanback.widget.RowPresenter; 35 import android.support.v17.leanback.widget.SparseArrayObjectAdapter; 36 import android.support.v4.app.ActivityOptionsCompat; 37 import android.support.v4.content.res.ResourcesCompat; 38 import android.util.Log; 39 import android.view.View; 40 import android.widget.Toast; 41 42 public class DetailsFragment extends android.support.v17.leanback.app.DetailsFragment { 43 private static final String TAG = "leanback.DetailsFragment"; 44 private static final String ITEM = "item"; 45 46 private static final int NUM_ROWS = 3; 47 private ArrayObjectAdapter mRowsAdapter; 48 private PhotoItem mPhotoItem; 49 final CardPresenter cardPresenter = new CardPresenter(); 50 private BackgroundHelper mBackgroundHelper; 51 52 private static final int ACTION_PLAY = 1; 53 private static final int ACTION_RENT = 2; 54 private static final int ACTION_BUY = 3; 55 56 private static final boolean TEST_SHARED_ELEMENT_TRANSITION = true; 57 private static final boolean TEST_ENTRANCE_TRANSITION = true; 58 59 private static final long TIME_TO_LOAD_OVERVIEW_ROW_MS = 1000; 60 private static final long TIME_TO_LOAD_RELATED_ROWS_MS = 2000; 61 62 private Action mActionPlay; 63 private Action mActionRent; 64 private Action mActionBuy; 65 66 @Override onCreate(Bundle savedInstanceState)67 public void onCreate(Bundle savedInstanceState) { 68 Log.i(TAG, "onCreate"); 69 super.onCreate(savedInstanceState); 70 71 mBackgroundHelper = new BackgroundHelper(getActivity()); 72 mBackgroundHelper.attachToWindow(); 73 74 Context context = getActivity(); 75 setBadgeDrawable(ResourcesCompat.getDrawable(context.getResources(), 76 R.drawable.ic_title, context.getTheme())); 77 setTitle("Leanback Sample App"); 78 setOnSearchClickedListener(new View.OnClickListener() { 79 @Override 80 public void onClick(View view) { 81 Intent intent = new Intent(getActivity(), SearchActivity.class); 82 startActivity(intent); 83 } 84 }); 85 86 mActionPlay = new Action(ACTION_PLAY, "Play"); 87 mActionRent = new Action(ACTION_RENT, "Rent", "$3.99", ResourcesCompat.getDrawable( 88 context.getResources(), R.drawable.ic_action_a, context.getTheme())); 89 mActionBuy = new Action(ACTION_BUY, "Buy $9.99"); 90 91 ClassPresenterSelector ps = new ClassPresenterSelector(); 92 @SuppressWarnings("deprecation") 93 DetailsOverviewRowPresenter dorPresenter = 94 new DetailsOverviewRowPresenter(new DetailsDescriptionPresenter()); 95 dorPresenter.setOnActionClickedListener(new OnActionClickedListener() { 96 @Override 97 public void onActionClicked(Action action) { 98 final Context context = getActivity(); 99 Toast.makeText(context, action.toString(), Toast.LENGTH_SHORT).show(); 100 DetailsOverviewRow dor = (DetailsOverviewRow) mRowsAdapter.get(0); 101 if (action.getId() == ACTION_BUY) { 102 // on the UI thread, we can modify actions adapter directly 103 SparseArrayObjectAdapter actions = (SparseArrayObjectAdapter) 104 dor.getActionsAdapter(); 105 actions.set(ACTION_PLAY, mActionPlay); 106 actions.clear(ACTION_RENT); 107 actions.clear(ACTION_BUY); 108 dor.setItem(mPhotoItem.getTitle() + "(Owned)"); 109 dor.setImageDrawable(ResourcesCompat.getDrawable(context.getResources(), 110 R.drawable.details_img_16x9, context.getTheme())); 111 } else if (action.getId() == ACTION_RENT) { 112 // on the UI thread, we can modify actions adapter directly 113 SparseArrayObjectAdapter actions = (SparseArrayObjectAdapter) 114 dor.getActionsAdapter(); 115 actions.set(ACTION_PLAY, mActionPlay); 116 actions.clear(ACTION_RENT); 117 dor.setItem(mPhotoItem.getTitle() + "(Rented)"); 118 } else if (action.getId() == ACTION_PLAY) { 119 Intent intent = new Intent(context, PlaybackOverlayActivity.class); 120 getActivity().startActivity(intent); 121 } 122 } 123 }); 124 125 ps.addClassPresenter(DetailsOverviewRow.class, dorPresenter); 126 ps.addClassPresenter(ListRow.class, new ListRowPresenter()); 127 128 mRowsAdapter = new ArrayObjectAdapter(ps); 129 updateAdapter(); 130 131 setOnItemViewClickedListener(new OnItemViewClickedListener() { 132 @Override 133 public void onItemClicked(Presenter.ViewHolder itemViewHolder, Object item, 134 RowPresenter.ViewHolder rowViewHolder, Row row) { 135 Log.i(TAG, "onItemClicked: " + item + " row " + row); 136 if (item instanceof PhotoItem){ 137 Intent intent = new Intent(getActivity(), DetailsActivity.class); 138 intent.putExtra(DetailsActivity.EXTRA_ITEM, (PhotoItem) item); 139 140 Bundle bundle = ActivityOptionsCompat.makeSceneTransitionAnimation( 141 getActivity(), 142 ((ImageCardView)itemViewHolder.view).getMainImageView(), 143 DetailsActivity.SHARED_ELEMENT_NAME).toBundle(); 144 getActivity().startActivity(intent, bundle); 145 } 146 } 147 }); 148 setOnItemViewSelectedListener(new OnItemViewSelectedListener() { 149 @Override 150 public void onItemSelected(Presenter.ViewHolder itemViewHolder, Object item, 151 RowPresenter.ViewHolder rowViewHolder, Row row) { 152 Log.i(TAG, "onItemSelected: " + item + " row " + row); 153 } 154 }); 155 156 if (TEST_SHARED_ELEMENT_TRANSITION) { 157 dorPresenter.setSharedElementEnterTransition(getActivity(), 158 DetailsActivity.SHARED_ELEMENT_NAME); 159 } 160 if (TEST_ENTRANCE_TRANSITION) { 161 // don't run entrance transition if Activity is restored. 162 if (savedInstanceState == null) { 163 prepareEntranceTransition(); 164 } 165 } 166 } 167 168 169 @Override onSaveInstanceState(Bundle outState)170 public void onSaveInstanceState(Bundle outState) { 171 super.onSaveInstanceState(outState); 172 outState.putParcelable(ITEM, mPhotoItem); 173 } 174 setItem(PhotoItem photoItem)175 public void setItem(PhotoItem photoItem) { 176 mPhotoItem = photoItem; 177 updateAdapter(); 178 } 179 updateAdapter()180 void updateAdapter() { 181 if (mRowsAdapter == null) { 182 return; 183 } 184 mRowsAdapter.clear(); 185 new Handler().postDelayed(new Runnable() { 186 @Override 187 public void run() { 188 final Context context = getActivity(); 189 DetailsOverviewRow dor = new DetailsOverviewRow(mPhotoItem.getTitle()); 190 dor.setImageDrawable(ResourcesCompat.getDrawable(context.getResources(), 191 mPhotoItem.getImageResourceId(), context.getTheme())); 192 SparseArrayObjectAdapter adapter = new SparseArrayObjectAdapter(); 193 adapter.set(ACTION_RENT, mActionRent); 194 adapter.set(ACTION_BUY, mActionBuy); 195 dor.setActionsAdapter(adapter); 196 mRowsAdapter.add(0, dor); 197 setSelectedPosition(0, false); 198 } 199 }, TIME_TO_LOAD_OVERVIEW_ROW_MS); 200 201 new Handler().postDelayed(new Runnable() { 202 @Override 203 public void run() { 204 for (int i = 0; i < NUM_ROWS; ++i) { 205 ArrayObjectAdapter listRowAdapter = new ArrayObjectAdapter(cardPresenter); 206 listRowAdapter.add(new PhotoItem("Hello world", R.drawable.gallery_photo_1)); 207 listRowAdapter.add(new PhotoItem("This is a test", R.drawable.gallery_photo_2)); 208 listRowAdapter.add(new PhotoItem("Android TV", R.drawable.gallery_photo_3)); 209 listRowAdapter.add(new PhotoItem("Leanback", R.drawable.gallery_photo_4)); 210 HeaderItem header = new HeaderItem(i, "Row " + i); 211 mRowsAdapter.add(new ListRow(header, listRowAdapter)); 212 } 213 if (TEST_ENTRANCE_TRANSITION) { 214 startEntranceTransition(); 215 } 216 } 217 }, TIME_TO_LOAD_RELATED_ROWS_MS); 218 setAdapter(mRowsAdapter); 219 } 220 221 @Override onStart()222 public void onStart() { 223 super.onStart(); 224 if (mPhotoItem != null) { 225 mBackgroundHelper.setBackground(mPhotoItem.getImageResourceId()); 226 } 227 } 228 } 229