1 /* This file is auto-generated from BrowseFragment.java. DO NOT MODIFY. */ 2 3 /* 4 * Copyright (C) 2014 The Android Open Source Project 5 * 6 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except 7 * in compliance with the License. You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software distributed under the License 12 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express 13 * or implied. See the License for the specific language governing permissions and limitations under 14 * the License. 15 */ 16 package com.example.android.leanback; 17 18 import android.support.v4.app.Fragment; 19 import android.content.Intent; 20 import android.os.Bundle; 21 import android.os.Handler; 22 import android.support.v17.leanback.app.GuidedStepSupportFragment; 23 import android.support.v17.leanback.app.RowsSupportFragment; 24 import android.support.v17.leanback.widget.ArrayObjectAdapter; 25 import android.support.v17.leanback.widget.DividerRow; 26 import android.support.v17.leanback.widget.HeaderItem; 27 import android.support.v17.leanback.widget.ImageCardView; 28 import android.support.v17.leanback.widget.ListRow; 29 import android.support.v17.leanback.widget.ListRowPresenter; 30 import android.support.v17.leanback.widget.OnItemViewClickedListener; 31 import android.support.v17.leanback.widget.OnItemViewSelectedListener; 32 import android.support.v17.leanback.widget.PageRow; 33 import android.support.v17.leanback.widget.Presenter; 34 import android.support.v17.leanback.widget.Row; 35 import android.support.v17.leanback.widget.RowPresenter; 36 import android.support.v17.leanback.widget.SectionRow; 37 import android.support.v4.app.ActivityOptionsCompat; 38 import android.util.Log; 39 import android.view.LayoutInflater; 40 import android.view.View; 41 import android.view.ViewGroup; 42 43 public class BrowseSupportFragment extends android.support.v17.leanback.app.BrowseSupportFragment { 44 private static final String TAG = "leanback.BrowseSupportFragment"; 45 46 private static final boolean TEST_ENTRANCE_TRANSITION = true; 47 private static final int NUM_ROWS = 8; 48 private static final long HEADER_ID1 = 1001; 49 private static final long HEADER_ID2 = 1002; 50 private static final long HEADER_ID3 = 1003; 51 52 private ArrayObjectAdapter mRowsAdapter; 53 private BackgroundHelper mBackgroundHelper = new BackgroundHelper(); 54 55 // For good performance, it's important to use a single instance of 56 // a card presenter for all rows using that presenter. 57 final CardPresenter mCardPresenter = new CardPresenter(); 58 final CardPresenter mCardPresenter2 = new CardPresenter(R.style.MyImageCardViewTheme); 59 60 public BrowseSupportFragment() { 61 getMainFragmentRegistry().registerFragment(PageRow.class, new PageRowFragmentFactory()); 62 } 63 64 @Override 65 public void onCreate(Bundle savedInstanceState) { 66 Log.i(TAG, "onCreate"); 67 super.onCreate(savedInstanceState); 68 69 setBadgeDrawable(getActivity().getResources().getDrawable(R.drawable.ic_title)); 70 setTitle("Leanback Sample App"); 71 setHeadersState(HEADERS_ENABLED); 72 setOnSearchClickedListener(new View.OnClickListener() { 73 @Override 74 public void onClick(View view) { 75 Intent intent = new Intent(getActivity(), SearchSupportActivity.class); 76 startActivity(intent); 77 } 78 }); 79 80 setOnItemViewClickedListener(new ItemViewClickedListener()); 81 setOnItemViewSelectedListener(new OnItemViewSelectedListener() { 82 @Override 83 public void onItemSelected(Presenter.ViewHolder itemViewHolder, Object item, 84 RowPresenter.ViewHolder rowViewHolder, Row row) { 85 Log.i(TAG, "onItemSelected: " + item + " row " + row); 86 87 if (isShowingHeaders()) { 88 mBackgroundHelper.setBackground(getActivity(), null); 89 } else if (item instanceof PhotoItem) { 90 mBackgroundHelper.setBackground( 91 getActivity(), ((PhotoItem) item).getImageResourceId()); 92 } 93 } 94 }); 95 if (TEST_ENTRANCE_TRANSITION) { 96 // don't run entrance transition if fragment is restored. 97 if (savedInstanceState == null) { 98 prepareEntranceTransition(); 99 } 100 } 101 102 // simulates in a real world use case data being loaded two seconds later 103 new Handler().postDelayed(new Runnable() { 104 public void run() { 105 setupRows(); 106 loadData(); 107 startEntranceTransition(); 108 } 109 }, 2000); 110 } 111 112 @Override 113 public View onCreateView( 114 LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { 115 return super.onCreateView(inflater, container, savedInstanceState); 116 } 117 118 private void setupRows() { 119 ListRowPresenter listRowPresenter = new ListRowPresenter(); 120 listRowPresenter.setNumRows(2); 121 mRowsAdapter = new ArrayObjectAdapter(listRowPresenter); 122 setAdapter(mRowsAdapter); 123 } 124 125 private void loadData() { 126 int i = 0; 127 128 mRowsAdapter.add(new PageRow(new HeaderItem(HEADER_ID1, "Page Row 0"))); 129 mRowsAdapter.add(new DividerRow()); 130 131 mRowsAdapter.add(new SectionRow(new HeaderItem("section 0"))); 132 for (; i < NUM_ROWS; ++i) { 133 mRowsAdapter.add(new ListRow(new HeaderItem(i, "Row " + i), createListRowAdapter(i))); 134 } 135 136 mRowsAdapter.add(new DividerRow()); 137 mRowsAdapter.add(new PageRow(new HeaderItem(HEADER_ID2, "Page Row 1"))); 138 139 mRowsAdapter.add(new PageRow(new HeaderItem(HEADER_ID3, "Page Row 2"))); 140 } 141 142 private ArrayObjectAdapter createListRowAdapter(int i) { 143 ArrayObjectAdapter listRowAdapter = new ArrayObjectAdapter((i & 1) == 0 ? 144 mCardPresenter : mCardPresenter2); 145 listRowAdapter.add(new PhotoItem( 146 "Hello world", 147 R.drawable.gallery_photo_1)); 148 listRowAdapter.add(new PhotoItem( 149 "This is a test", 150 "Only a test", 151 R.drawable.gallery_photo_2)); 152 listRowAdapter.add(new PhotoItem( 153 "Android TV", 154 "by Google", 155 R.drawable.gallery_photo_3)); 156 listRowAdapter.add(new PhotoItem( 157 "Leanback", 158 R.drawable.gallery_photo_4)); 159 listRowAdapter.add(new PhotoItem( 160 "GuidedStep (Slide left/right)", 161 R.drawable.gallery_photo_5)); 162 listRowAdapter.add(new PhotoItem( 163 "GuidedStep (Slide bottom up)", 164 "Open GuidedStepSupportFragment", 165 R.drawable.gallery_photo_6)); 166 listRowAdapter.add(new PhotoItem( 167 "Android TV", 168 "open RowsSupportActivity", 169 R.drawable.gallery_photo_7)); 170 listRowAdapter.add(new PhotoItem( 171 "Leanback", 172 "open BrowseSupportActivity", 173 R.drawable.gallery_photo_8)); 174 listRowAdapter.add(new PhotoItem( 175 "Hello world", 176 R.drawable.gallery_photo_1)); 177 listRowAdapter.add(new PhotoItem( 178 "This is a test", 179 "Only a test", 180 R.drawable.gallery_photo_2)); 181 listRowAdapter.add(new PhotoItem( 182 "Android TV", 183 "by Google", 184 R.drawable.gallery_photo_3)); 185 listRowAdapter.add(new PhotoItem( 186 "Leanback", 187 R.drawable.gallery_photo_4)); 188 return listRowAdapter; 189 } 190 191 private final class ItemViewClickedListener implements OnItemViewClickedListener { 192 @Override 193 public void onItemClicked(Presenter.ViewHolder itemViewHolder, Object item, 194 RowPresenter.ViewHolder rowViewHolder, Row row) { 195 196 Intent intent; 197 Bundle bundle; 198 if (((PhotoItem) item).getImageResourceId() == R.drawable.gallery_photo_6) { 199 GuidedStepSupportFragment.add(getFragmentManager(), 200 new GuidedStepSupportHalfScreenActivity.FirstStepFragment(), 201 R.id.lb_guidedstep_host); 202 return; 203 } else if (((PhotoItem) item).getImageResourceId() == R.drawable.gallery_photo_5) { 204 GuidedStepSupportFragment.add(getFragmentManager(), 205 new GuidedStepSupportActivity.FirstStepFragment(), R.id.lb_guidedstep_host); 206 return; 207 } else if (((PhotoItem) item).getImageResourceId() == R.drawable.gallery_photo_8) { 208 intent = new Intent(getActivity(), BrowseSupportActivity.class); 209 bundle = ActivityOptionsCompat.makeSceneTransitionAnimation(getActivity()) 210 .toBundle(); 211 } else if (((PhotoItem) item).getImageResourceId() == R.drawable.gallery_photo_7) { 212 intent = new Intent(getActivity(), RowsSupportActivity.class); 213 bundle = ActivityOptionsCompat.makeSceneTransitionAnimation(getActivity()) 214 .toBundle(); 215 } else { 216 intent = new Intent(getActivity(), DetailsSupportActivity.class); 217 intent.putExtra(DetailsSupportActivity.EXTRA_ITEM, (PhotoItem) item); 218 bundle = ActivityOptionsCompat.makeSceneTransitionAnimation( 219 getActivity(), 220 ((ImageCardView) itemViewHolder.view).getMainImageView(), 221 DetailsSupportActivity.SHARED_ELEMENT_NAME).toBundle(); 222 } 223 getActivity().startActivity(intent, bundle); 224 } 225 } 226 227 public static class PageRowFragmentFactory extends FragmentFactory { 228 229 @Override 230 public Fragment createFragment(Object rowObj) { 231 Row row = (Row) rowObj; 232 if (row.getHeaderItem().getId() == HEADER_ID1) { 233 return new SampleRowsSupportFragment(); 234 } else if (row.getHeaderItem().getId() == HEADER_ID2) { 235 return new SampleRowsSupportFragment(); 236 } else if (row.getHeaderItem().getId() == HEADER_ID3) { 237 return new SampleFragment(); 238 } 239 240 return null; 241 } 242 } 243 244 public static class SampleRowsSupportFragment extends RowsSupportFragment { 245 final CardPresenter mCardPresenter = new CardPresenter(); 246 final CardPresenter mCardPresenter2 = new CardPresenter(R.style.MyImageCardViewTheme); 247 248 void loadFragmentData() { 249 ArrayObjectAdapter adapter = (ArrayObjectAdapter) getAdapter(); 250 for (int i = 0; i < 4; i++) { 251 ListRow row = new ListRow(new HeaderItem("Row " + i), createListRowAdapter(i)); 252 adapter.add(row); 253 } 254 if (getMainFragmentAdapter() != null) { 255 getMainFragmentAdapter().getFragmentHost() 256 .notifyDataReady(getMainFragmentAdapter()); 257 } 258 } 259 260 public SampleRowsSupportFragment() { 261 ArrayObjectAdapter adapter = new ArrayObjectAdapter(new ListRowPresenter()); 262 setAdapter(adapter); 263 // simulates late data loading: 264 new Handler().postDelayed(new Runnable() { 265 public void run() { 266 loadFragmentData(); 267 } 268 }, 500); 269 270 setOnItemViewClickedListener(new OnItemViewClickedListener() { 271 @Override 272 public void onItemClicked( 273 Presenter.ViewHolder itemViewHolder, 274 Object item, 275 RowPresenter.ViewHolder rowViewHolder, 276 Row row) { 277 Intent intent; 278 Bundle bundle; 279 if (((PhotoItem) item).getImageResourceId() == R.drawable.gallery_photo_6) { 280 GuidedStepSupportFragment.add(getActivity().getSupportFragmentManager(), 281 new GuidedStepSupportHalfScreenActivity.FirstStepFragment(), 282 R.id.lb_guidedstep_host); 283 return; 284 } else if (((PhotoItem) item).getImageResourceId() == R.drawable.gallery_photo_5) { 285 GuidedStepSupportFragment.add(getActivity().getSupportFragmentManager(), 286 new GuidedStepSupportActivity.FirstStepFragment(), R.id.lb_guidedstep_host); 287 return; 288 } else if (((PhotoItem) item).getImageResourceId() == R.drawable.gallery_photo_8) { 289 intent = new Intent(getActivity(), BrowseSupportActivity.class); 290 bundle = ActivityOptionsCompat.makeSceneTransitionAnimation(getActivity()) 291 .toBundle(); 292 } else if (((PhotoItem) item).getImageResourceId() == R.drawable.gallery_photo_7) { 293 intent = new Intent(getActivity(), RowsSupportActivity.class); 294 bundle = ActivityOptionsCompat.makeSceneTransitionAnimation(getActivity()) 295 .toBundle(); 296 } else { 297 intent = new Intent(getActivity(), DetailsSupportActivity.class); 298 intent.putExtra(DetailsSupportActivity.EXTRA_ITEM, (PhotoItem) item); 299 bundle = ActivityOptionsCompat.makeSceneTransitionAnimation( 300 getActivity(), 301 ((ImageCardView) itemViewHolder.view).getMainImageView(), 302 DetailsSupportActivity.SHARED_ELEMENT_NAME).toBundle(); 303 } 304 getActivity().startActivity(intent, bundle); 305 } 306 }); 307 } 308 309 private ArrayObjectAdapter createListRowAdapter(int i) { 310 ArrayObjectAdapter listRowAdapter = new ArrayObjectAdapter((i & 1) == 0 ? 311 mCardPresenter : mCardPresenter2); 312 listRowAdapter.add(new PhotoItem( 313 "Hello world", 314 R.drawable.gallery_photo_1)); 315 listRowAdapter.add(new PhotoItem( 316 "This is a test", 317 "Only a test", 318 R.drawable.gallery_photo_2)); 319 listRowAdapter.add(new PhotoItem( 320 "Android TV", 321 "by Google", 322 R.drawable.gallery_photo_3)); 323 listRowAdapter.add(new PhotoItem( 324 "Leanback", 325 R.drawable.gallery_photo_4)); 326 listRowAdapter.add(new PhotoItem( 327 "GuidedStep (Slide left/right)", 328 R.drawable.gallery_photo_5)); 329 listRowAdapter.add(new PhotoItem( 330 "GuidedStep (Slide bottom up)", 331 "Open GuidedStepSupportFragment", 332 R.drawable.gallery_photo_6)); 333 listRowAdapter.add(new PhotoItem( 334 "Android TV", 335 "open RowsSupportActivity", 336 R.drawable.gallery_photo_7)); 337 listRowAdapter.add(new PhotoItem( 338 "Leanback", 339 "open BrowseSupportActivity", 340 R.drawable.gallery_photo_8)); 341 return listRowAdapter; 342 } 343 } 344 345 public static class PageFragmentAdapterImpl extends MainFragmentAdapter<SampleFragment> { 346 347 public PageFragmentAdapterImpl(SampleFragment fragment) { 348 super(fragment); 349 setScalingEnabled(true); 350 } 351 352 @Override 353 public void setEntranceTransitionState(boolean state) { 354 getFragment().setEntranceTransitionState(state); 355 } 356 } 357 358 public static class SampleFragment extends Fragment implements MainFragmentAdapterProvider { 359 360 final PageFragmentAdapterImpl mMainFragmentAdapter = new PageFragmentAdapterImpl(this); 361 362 public void setEntranceTransitionState(boolean state) { 363 final View view = getView(); 364 int visibility = state ? View.VISIBLE : View.INVISIBLE; 365 view.findViewById(R.id.tv1).setVisibility(visibility); 366 view.findViewById(R.id.tv2).setVisibility(visibility); 367 view.findViewById(R.id.tv3).setVisibility(visibility); 368 } 369 370 @Override 371 public View onCreateView( 372 final LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { 373 View view = inflater.inflate(R.layout.page_fragment, container, false); 374 view.findViewById(R.id.tv1).setOnClickListener(new View.OnClickListener() { 375 @Override 376 public void onClick(View view) { 377 Intent intent = new Intent(inflater.getContext(), GuidedStepSupportActivity.class); 378 startActivity(intent); 379 } 380 }); 381 382 return view; 383 } 384 385 @Override 386 public void onViewCreated(View view, Bundle savedInstanceState) { 387 // static layout has view and data ready immediately 388 mMainFragmentAdapter.getFragmentHost().notifyViewCreated(mMainFragmentAdapter); 389 mMainFragmentAdapter.getFragmentHost().notifyDataReady(mMainFragmentAdapter); 390 } 391 392 @Override 393 public MainFragmentAdapter getMainFragmentAdapter() { 394 return mMainFragmentAdapter; 395 } 396 } 397 } 398
