1 // CHECKSTYLE:OFF Generated code 2 /* This file is auto-generated from BrowseFragment.java. DO NOT MODIFY. */ 3 4 /* 5 * Copyright (C) 2014 The Android Open Source Project 6 * 7 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except 8 * in compliance with the License. You may obtain a copy of the License at 9 * 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, software distributed under the License 13 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express 14 * or implied. See the License for the specific language governing permissions and limitations under 15 * the License. 16 */ 17 package com.example.android.leanback; 18 19 import android.support.v4.app.Fragment; 20 import android.content.Intent; 21 import android.os.Bundle; 22 import android.os.Handler; 23 import android.support.v17.leanback.app.GuidedStepSupportFragment; 24 import android.support.v17.leanback.app.RowsSupportFragment; 25 import android.support.v17.leanback.widget.ArrayObjectAdapter; 26 import android.support.v17.leanback.widget.DividerRow; 27 import android.support.v17.leanback.widget.HeaderItem; 28 import android.support.v17.leanback.widget.ImageCardView; 29 import android.support.v17.leanback.widget.ListRow; 30 import android.support.v17.leanback.widget.ListRowPresenter; 31 import android.support.v17.leanback.widget.OnItemViewClickedListener; 32 import android.support.v17.leanback.widget.OnItemViewSelectedListener; 33 import android.support.v17.leanback.widget.PageRow; 34 import android.support.v17.leanback.widget.Presenter; 35 import android.support.v17.leanback.widget.Row; 36 import android.support.v17.leanback.widget.RowPresenter; 37 import android.support.v17.leanback.widget.SectionRow; 38 import android.support.v4.app.ActivityOptionsCompat; 39 import android.support.v4.content.res.ResourcesCompat; 40 import android.util.Log; 41 import android.view.LayoutInflater; 42 import android.view.View; 43 import android.view.ViewGroup; 44 45 public class BrowseSupportFragment extends android.support.v17.leanback.app.BrowseSupportFragment { 46 private static final String TAG = "leanback.BrowseSupportFragment"; 47 48 private static final boolean TEST_ENTRANCE_TRANSITION = true; 49 private static final int NUM_ROWS = 8; 50 private static final long HEADER_ID1 = 1001; 51 private static final long HEADER_ID2 = 1002; 52 private static final long HEADER_ID3 = 1003; 53 54 private ArrayObjectAdapter mRowsAdapter; 55 private BackgroundHelper mBackgroundHelper; 56 57 // For good performance, it's important to use a single instance of 58 // a card presenter for all rows using that presenter. 59 final CardPresenter mCardPresenter = new CardPresenter(); 60 final CardPresenter mCardPresenter2 = new CardPresenter(R.style.MyImageCardViewTheme); 61 BrowseSupportFragment()62 public BrowseSupportFragment() { 63 getMainFragmentRegistry().registerFragment(PageRow.class, new PageRowFragmentFactory()); 64 } 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 setBadgeDrawable(ResourcesCompat.getDrawable(getActivity().getResources(), 75 R.drawable.ic_title, getActivity().getTheme())); 76 setTitle("Leanback Sample App"); 77 setHeadersState(HEADERS_ENABLED); 78 setOnSearchClickedListener(new View.OnClickListener() { 79 @Override 80 public void onClick(View view) { 81 Intent intent = new Intent(getActivity(), SearchSupportActivity.class); 82 startActivity(intent); 83 } 84 }); 85 86 setOnItemViewClickedListener(new ItemViewClickedListener()); 87 setOnItemViewSelectedListener(new OnItemViewSelectedListener() { 88 @Override 89 public void onItemSelected(Presenter.ViewHolder itemViewHolder, Object item, 90 RowPresenter.ViewHolder rowViewHolder, Row row) { 91 Log.i(TAG, "onItemSelected: " + item + " row " + row); 92 93 updateBackgroundToSelection(); 94 } 95 }); 96 setBrowseTransitionListener(new BrowseTransitionListener() { 97 @Override 98 public void onHeadersTransitionStop(boolean withHeaders) { 99 updateBackgroundToSelection(); 100 } 101 }); 102 if (TEST_ENTRANCE_TRANSITION) { 103 // don't run entrance transition if fragment is restored. 104 if (savedInstanceState == null) { 105 prepareEntranceTransition(); 106 } 107 } 108 109 // simulates in a real world use case data being loaded two seconds later 110 new Handler().postDelayed(new Runnable() { 111 @Override 112 public void run() { 113 setupRows(); 114 loadData(); 115 startEntranceTransition(); 116 } 117 }, 2000); 118 } 119 120 @Override onStart()121 public void onStart() { 122 super.onStart(); 123 updateBackgroundToSelection(); 124 } 125 updateBackgroundToSelection()126 void updateBackgroundToSelection() { 127 if (!isShowingHeaders()) { 128 RowPresenter.ViewHolder rowViewHolder = getSelectedRowViewHolder(); 129 Object item = rowViewHolder == null ? null : rowViewHolder.getSelectedItem(); 130 if (item != null) { 131 mBackgroundHelper.setBackground(((PhotoItem) item).getImageResourceId()); 132 } else { 133 mBackgroundHelper.clearDrawable(); 134 } 135 } else { 136 mBackgroundHelper.clearDrawable(); 137 } 138 } 139 140 @Override onCreateView( LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState)141 public View onCreateView( 142 LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { 143 return super.onCreateView(inflater, container, savedInstanceState); 144 } 145 setupRows()146 private void setupRows() { 147 ListRowPresenter listRowPresenter = new ListRowPresenter(); 148 listRowPresenter.setNumRows(1); 149 mRowsAdapter = new ArrayObjectAdapter(listRowPresenter); 150 setAdapter(mRowsAdapter); 151 } 152 loadData()153 private void loadData() { 154 int i = 0; 155 156 mRowsAdapter.add(new PageRow(new HeaderItem(HEADER_ID1, "Page Row 0"))); 157 mRowsAdapter.add(new DividerRow()); 158 159 mRowsAdapter.add(new SectionRow(new HeaderItem("section 0"))); 160 for (; i < NUM_ROWS; ++i) { 161 HeaderItem headerItem = new HeaderItem(i, "Row " + i); 162 headerItem.setDescription("Description for Row "+i); 163 mRowsAdapter.add(new ListRow(headerItem, createListRowAdapter(i))); 164 } 165 166 mRowsAdapter.add(new DividerRow()); 167 mRowsAdapter.add(new PageRow(new HeaderItem(HEADER_ID2, "Page Row 1"))); 168 169 mRowsAdapter.add(new PageRow(new HeaderItem(HEADER_ID3, "Page Row 2"))); 170 } 171 createListRowAdapter(int i)172 private ArrayObjectAdapter createListRowAdapter(int i) { 173 ArrayObjectAdapter listRowAdapter = new ArrayObjectAdapter((i & 1) == 0 ? 174 mCardPresenter : mCardPresenter2); 175 listRowAdapter.add(new PhotoItem( 176 "Hello world", 177 R.drawable.gallery_photo_1)); 178 listRowAdapter.add(new PhotoItem( 179 "This is a test", 180 "Only a test", 181 R.drawable.gallery_photo_2)); 182 listRowAdapter.add(new PhotoItem( 183 "Android TV", 184 "by Google", 185 R.drawable.gallery_photo_3)); 186 listRowAdapter.add(new PhotoItem( 187 "Leanback", 188 R.drawable.gallery_photo_4)); 189 listRowAdapter.add(new PhotoItem( 190 "GuidedStep (Slide left/right)", 191 R.drawable.gallery_photo_5)); 192 listRowAdapter.add(new PhotoItem( 193 "GuidedStep (Slide bottom up)", 194 "Open GuidedStepSupportFragment", 195 R.drawable.gallery_photo_6)); 196 listRowAdapter.add(new PhotoItem( 197 "Android TV", 198 "open RowsSupportActivity", 199 R.drawable.gallery_photo_7)); 200 listRowAdapter.add(new PhotoItem( 201 "Leanback", 202 "open BrowseSupportActivity", 203 R.drawable.gallery_photo_8)); 204 listRowAdapter.add(new PhotoItem( 205 "Hello world", 206 R.drawable.gallery_photo_1)); 207 listRowAdapter.add(new PhotoItem( 208 "This is a test", 209 "Only a test", 210 R.drawable.gallery_photo_2)); 211 listRowAdapter.add(new PhotoItem( 212 "Android TV", 213 "by Google", 214 R.drawable.gallery_photo_3)); 215 listRowAdapter.add(new PhotoItem( 216 "Leanback", 217 R.drawable.gallery_photo_4)); 218 return listRowAdapter; 219 } 220 221 private final class ItemViewClickedListener implements OnItemViewClickedListener { 222 @Override onItemClicked(Presenter.ViewHolder itemViewHolder, Object item, RowPresenter.ViewHolder rowViewHolder, Row row)223 public void onItemClicked(Presenter.ViewHolder itemViewHolder, Object item, 224 RowPresenter.ViewHolder rowViewHolder, Row row) { 225 226 Intent intent; 227 Bundle bundle; 228 if (((PhotoItem) item).getImageResourceId() == R.drawable.gallery_photo_6) { 229 GuidedStepSupportFragment.add(getFragmentManager(), 230 new GuidedStepSupportHalfScreenActivity.FirstStepFragment(), 231 R.id.lb_guidedstep_host); 232 return; 233 } else if (((PhotoItem) item).getImageResourceId() == R.drawable.gallery_photo_5) { 234 GuidedStepSupportFragment.add(getFragmentManager(), 235 new GuidedStepSupportActivity.FirstStepFragment(), R.id.lb_guidedstep_host); 236 return; 237 } else if (((PhotoItem) item).getImageResourceId() == R.drawable.gallery_photo_8) { 238 intent = new Intent(getActivity(), BrowseSupportActivity.class); 239 bundle = ActivityOptionsCompat.makeSceneTransitionAnimation(getActivity()) 240 .toBundle(); 241 } else if (((PhotoItem) item).getImageResourceId() == R.drawable.gallery_photo_7) { 242 intent = new Intent(getActivity(), RowsSupportActivity.class); 243 bundle = ActivityOptionsCompat.makeSceneTransitionAnimation(getActivity()) 244 .toBundle(); 245 } else { 246 intent = new Intent(getActivity(), DetailsSupportActivity.class); 247 intent.putExtra(DetailsSupportActivity.EXTRA_ITEM, (PhotoItem) item); 248 bundle = ActivityOptionsCompat.makeSceneTransitionAnimation( 249 getActivity(), 250 ((ImageCardView) itemViewHolder.view).getMainImageView(), 251 DetailsSupportActivity.SHARED_ELEMENT_NAME).toBundle(); 252 } 253 getActivity().startActivity(intent, bundle); 254 } 255 } 256 257 public static class PageRowFragmentFactory extends FragmentFactory { 258 259 @Override createFragment(Object rowObj)260 public Fragment createFragment(Object rowObj) { 261 Row row = (Row) rowObj; 262 if (row.getHeaderItem().getId() == HEADER_ID1) { 263 return new SampleRowsSupportFragment(); 264 } else if (row.getHeaderItem().getId() == HEADER_ID2) { 265 return new SampleRowsSupportFragment(); 266 } else if (row.getHeaderItem().getId() == HEADER_ID3) { 267 return new SampleFragment(); 268 } 269 270 return null; 271 } 272 } 273 274 public static class SampleRowsSupportFragment extends RowsSupportFragment { 275 final CardPresenter mCardPresenter = new CardPresenter(); 276 final CardPresenter mCardPresenter2 = new CardPresenter(R.style.MyImageCardViewTheme); 277 loadFragmentData()278 void loadFragmentData() { 279 ArrayObjectAdapter adapter = (ArrayObjectAdapter) getAdapter(); 280 for (int i = 0; i < 4; i++) { 281 ListRow row = new ListRow(new HeaderItem("Row " + i), createListRowAdapter(i)); 282 adapter.add(row); 283 } 284 if (getMainFragmentAdapter() != null) { 285 getMainFragmentAdapter().getFragmentHost() 286 .notifyDataReady(getMainFragmentAdapter()); 287 } 288 } 289 SampleRowsSupportFragment()290 public SampleRowsSupportFragment() { 291 ArrayObjectAdapter adapter = new ArrayObjectAdapter(new ListRowPresenter()); 292 setAdapter(adapter); 293 // simulates late data loading: 294 new Handler().postDelayed(new Runnable() { 295 @Override 296 public void run() { 297 loadFragmentData(); 298 } 299 }, 500); 300 301 setOnItemViewClickedListener(new OnItemViewClickedListener() { 302 @Override 303 public void onItemClicked( 304 Presenter.ViewHolder itemViewHolder, 305 Object item, 306 RowPresenter.ViewHolder rowViewHolder, 307 Row row) { 308 Intent intent; 309 Bundle bundle; 310 if (((PhotoItem) item).getImageResourceId() == R.drawable.gallery_photo_6) { 311 GuidedStepSupportFragment.add(getActivity().getSupportFragmentManager(), 312 new GuidedStepSupportHalfScreenActivity.FirstStepFragment(), 313 R.id.lb_guidedstep_host); 314 return; 315 } else if (((PhotoItem) item).getImageResourceId() == R.drawable.gallery_photo_5) { 316 GuidedStepSupportFragment.add(getActivity().getSupportFragmentManager(), 317 new GuidedStepSupportActivity.FirstStepFragment(), R.id.lb_guidedstep_host); 318 return; 319 } else if (((PhotoItem) item).getImageResourceId() == R.drawable.gallery_photo_8) { 320 intent = new Intent(getActivity(), BrowseSupportActivity.class); 321 bundle = ActivityOptionsCompat.makeSceneTransitionAnimation(getActivity()) 322 .toBundle(); 323 } else if (((PhotoItem) item).getImageResourceId() == R.drawable.gallery_photo_7) { 324 intent = new Intent(getActivity(), RowsSupportActivity.class); 325 bundle = ActivityOptionsCompat.makeSceneTransitionAnimation(getActivity()) 326 .toBundle(); 327 } else { 328 intent = new Intent(getActivity(), DetailsSupportActivity.class); 329 intent.putExtra(DetailsSupportActivity.EXTRA_ITEM, (PhotoItem) item); 330 bundle = ActivityOptionsCompat.makeSceneTransitionAnimation( 331 getActivity(), 332 ((ImageCardView) itemViewHolder.view).getMainImageView(), 333 DetailsSupportActivity.SHARED_ELEMENT_NAME).toBundle(); 334 } 335 getActivity().startActivity(intent, bundle); 336 } 337 }); 338 } 339 createListRowAdapter(int i)340 private ArrayObjectAdapter createListRowAdapter(int i) { 341 ArrayObjectAdapter listRowAdapter = new ArrayObjectAdapter((i & 1) == 0 ? 342 mCardPresenter : mCardPresenter2); 343 listRowAdapter.add(new PhotoItem( 344 "Hello world", 345 R.drawable.gallery_photo_1)); 346 listRowAdapter.add(new PhotoItem( 347 "This is a test", 348 "Only a test", 349 R.drawable.gallery_photo_2)); 350 listRowAdapter.add(new PhotoItem( 351 "Android TV", 352 "by Google", 353 R.drawable.gallery_photo_3)); 354 listRowAdapter.add(new PhotoItem( 355 "Leanback", 356 R.drawable.gallery_photo_4)); 357 listRowAdapter.add(new PhotoItem( 358 "GuidedStep (Slide left/right)", 359 R.drawable.gallery_photo_5)); 360 listRowAdapter.add(new PhotoItem( 361 "GuidedStep (Slide bottom up)", 362 "Open GuidedStepSupportFragment", 363 R.drawable.gallery_photo_6)); 364 listRowAdapter.add(new PhotoItem( 365 "Android TV", 366 "open RowsSupportActivity", 367 R.drawable.gallery_photo_7)); 368 listRowAdapter.add(new PhotoItem( 369 "Leanback", 370 "open BrowseSupportActivity", 371 R.drawable.gallery_photo_8)); 372 return listRowAdapter; 373 } 374 } 375 376 public static class PageFragmentAdapterImpl extends MainFragmentAdapter<SampleFragment> { 377 PageFragmentAdapterImpl(SampleFragment fragment)378 public PageFragmentAdapterImpl(SampleFragment fragment) { 379 super(fragment); 380 setScalingEnabled(true); 381 } 382 383 @Override setEntranceTransitionState(boolean state)384 public void setEntranceTransitionState(boolean state) { 385 getFragment().setEntranceTransitionState(state); 386 } 387 } 388 389 public static class SampleFragment extends Fragment implements MainFragmentAdapterProvider { 390 391 final PageFragmentAdapterImpl mMainFragmentAdapter = new PageFragmentAdapterImpl(this); 392 setEntranceTransitionState(boolean state)393 public void setEntranceTransitionState(boolean state) { 394 final View view = getView(); 395 int visibility = state ? View.VISIBLE : View.INVISIBLE; 396 view.findViewById(R.id.tv1).setVisibility(visibility); 397 view.findViewById(R.id.tv2).setVisibility(visibility); 398 view.findViewById(R.id.tv3).setVisibility(visibility); 399 } 400 401 @Override onCreateView( final LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState)402 public View onCreateView( 403 final LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { 404 View view = inflater.inflate(R.layout.page_fragment, container, false); 405 view.findViewById(R.id.tv1).setOnClickListener(new View.OnClickListener() { 406 @Override 407 public void onClick(View view) { 408 Intent intent = new Intent(inflater.getContext(), GuidedStepSupportActivity.class); 409 startActivity(intent); 410 } 411 }); 412 413 return view; 414 } 415 416 @Override onViewCreated(View view, Bundle savedInstanceState)417 public void onViewCreated(View view, Bundle savedInstanceState) { 418 // static layout has view and data ready immediately 419 mMainFragmentAdapter.getFragmentHost().notifyViewCreated(mMainFragmentAdapter); 420 mMainFragmentAdapter.getFragmentHost().notifyDataReady(mMainFragmentAdapter); 421 } 422 423 @Override getMainFragmentAdapter()424 public MainFragmentAdapter getMainFragmentAdapter() { 425 return mMainFragmentAdapter; 426 } 427 } 428 } 429