RowsSupportFragment.java revision 7560f1efed0774bc6fe0c5cf7030feba51010645
1/* This file is auto-generated from RowsFragment.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 */ 16package android.support.v17.leanback.app; 17 18import android.animation.TimeAnimator; 19import android.animation.TimeAnimator.TimeListener; 20import android.os.Bundle; 21import android.support.v17.leanback.R; 22import android.support.v17.leanback.widget.HorizontalGridView; 23import android.support.v17.leanback.widget.ItemBridgeAdapter; 24import android.support.v17.leanback.widget.ListRowPresenter; 25import android.support.v17.leanback.widget.ObjectAdapter; 26import android.support.v17.leanback.widget.BaseOnItemViewClickedListener; 27import android.support.v17.leanback.widget.BaseOnItemViewSelectedListener; 28import android.support.v17.leanback.widget.OnItemViewClickedListener; 29import android.support.v17.leanback.widget.OnItemViewSelectedListener; 30import android.support.v17.leanback.widget.Presenter; 31import android.support.v17.leanback.widget.PresenterSelector; 32import android.support.v17.leanback.widget.RowPresenter; 33import android.support.v17.leanback.widget.VerticalGridView; 34import android.support.v17.leanback.widget.ViewHolderTask; 35import android.support.v7.widget.RecyclerView; 36import android.util.Log; 37import android.view.LayoutInflater; 38import android.view.View; 39import android.view.ViewGroup; 40import android.view.animation.DecelerateInterpolator; 41import android.view.animation.Interpolator; 42 43import java.util.ArrayList; 44 45/** 46 * An ordered set of rows of leanback widgets. 47 * <p> 48 * A RowsSupportFragment renders the elements of its 49 * {@link android.support.v17.leanback.widget.ObjectAdapter} as a set 50 * of rows in a vertical list. The Adapter's {@link PresenterSelector} must maintain subclasses 51 * of {@link RowPresenter}. 52 * </p> 53 */ 54public class RowsSupportFragment extends BaseRowSupportFragment implements Adaptable { 55 56 private MainFragmentAdapter mMainFragmentAdapter; 57 private MainFragmentRowsAdapter mMainFragmentRowsAdapter; 58 59 @Override 60 public Object getAdapter(Class clazz) { 61 if (clazz == BrowseSupportFragment.MainFragmentAdapter.class) { 62 if (mMainFragmentAdapter == null) { 63 mMainFragmentAdapter = new MainFragmentAdapter(this); 64 } 65 return mMainFragmentAdapter; 66 } else if (clazz == BrowseSupportFragment.MainFragmentRowsAdapter.class) { 67 if (mMainFragmentRowsAdapter == null) { 68 mMainFragmentRowsAdapter = new MainFragmentRowsAdapter(this); 69 } 70 return mMainFragmentRowsAdapter; 71 } 72 return null; 73 } 74 75 /** 76 * Internal helper class that manages row select animation and apply a default 77 * dim to each row. 78 */ 79 final class RowViewHolderExtra implements TimeListener { 80 final RowPresenter mRowPresenter; 81 final Presenter.ViewHolder mRowViewHolder; 82 83 final TimeAnimator mSelectAnimator = new TimeAnimator(); 84 85 int mSelectAnimatorDurationInUse; 86 Interpolator mSelectAnimatorInterpolatorInUse; 87 float mSelectLevelAnimStart; 88 float mSelectLevelAnimDelta; 89 90 RowViewHolderExtra(ItemBridgeAdapter.ViewHolder ibvh) { 91 mRowPresenter = (RowPresenter) ibvh.getPresenter(); 92 mRowViewHolder = ibvh.getViewHolder(); 93 mSelectAnimator.setTimeListener(this); 94 } 95 96 @Override 97 public void onTimeUpdate(TimeAnimator animation, long totalTime, long deltaTime) { 98 if (mSelectAnimator.isRunning()) { 99 updateSelect(totalTime, deltaTime); 100 } 101 } 102 103 void updateSelect(long totalTime, long deltaTime) { 104 float fraction; 105 if (totalTime >= mSelectAnimatorDurationInUse) { 106 fraction = 1; 107 mSelectAnimator.end(); 108 } else { 109 fraction = (float) (totalTime / (double) mSelectAnimatorDurationInUse); 110 } 111 if (mSelectAnimatorInterpolatorInUse != null) { 112 fraction = mSelectAnimatorInterpolatorInUse.getInterpolation(fraction); 113 } 114 float level = mSelectLevelAnimStart + fraction * mSelectLevelAnimDelta; 115 mRowPresenter.setSelectLevel(mRowViewHolder, level); 116 } 117 118 void animateSelect(boolean select, boolean immediate) { 119 mSelectAnimator.end(); 120 final float end = select ? 1 : 0; 121 if (immediate) { 122 mRowPresenter.setSelectLevel(mRowViewHolder, end); 123 } else if (mRowPresenter.getSelectLevel(mRowViewHolder) != end) { 124 mSelectAnimatorDurationInUse = mSelectAnimatorDuration; 125 mSelectAnimatorInterpolatorInUse = mSelectAnimatorInterpolator; 126 mSelectLevelAnimStart = mRowPresenter.getSelectLevel(mRowViewHolder); 127 mSelectLevelAnimDelta = end - mSelectLevelAnimStart; 128 mSelectAnimator.start(); 129 } 130 } 131 132 } 133 134 private static final String TAG = "RowsSupportFragment"; 135 private static final boolean DEBUG = false; 136 137 private ItemBridgeAdapter.ViewHolder mSelectedViewHolder; 138 private int mSubPosition; 139 private boolean mExpand = true; 140 private boolean mViewsCreated; 141 private int mAlignedTop; 142 private boolean mAfterEntranceTransition = true; 143 144 private BaseOnItemViewSelectedListener mOnItemViewSelectedListener; 145 private BaseOnItemViewClickedListener mOnItemViewClickedListener; 146 147 // Select animation and interpolator are not intended to be 148 // exposed at this moment. They might be synced with vertical scroll 149 // animation later. 150 int mSelectAnimatorDuration; 151 Interpolator mSelectAnimatorInterpolator = new DecelerateInterpolator(2); 152 153 private RecyclerView.RecycledViewPool mRecycledViewPool; 154 private ArrayList<Presenter> mPresenterMapper; 155 156 private ItemBridgeAdapter.AdapterListener mExternalAdapterListener; 157 158 @Override 159 protected VerticalGridView findGridViewFromRoot(View view) { 160 return (VerticalGridView) view.findViewById(R.id.container_list); 161 } 162 163 /** 164 * Sets an item clicked listener on the fragment. 165 * OnItemViewClickedListener will override {@link View.OnClickListener} that 166 * item presenter sets during {@link Presenter#onCreateViewHolder(ViewGroup)}. 167 * So in general, developer should choose one of the listeners but not both. 168 */ 169 public void setOnItemViewClickedListener(BaseOnItemViewClickedListener listener) { 170 mOnItemViewClickedListener = listener; 171 if (mViewsCreated) { 172 throw new IllegalStateException( 173 "Item clicked listener must be set before views are created"); 174 } 175 } 176 177 /** 178 * Returns the item clicked listener. 179 */ 180 public BaseOnItemViewClickedListener getOnItemViewClickedListener() { 181 return mOnItemViewClickedListener; 182 } 183 184 /** 185 * @deprecated use {@link BrowseSupportFragment#enableRowScaling(boolean)} instead. 186 * 187 * @param enable true to enable row scaling 188 */ 189 public void enableRowScaling(boolean enable) { 190 } 191 192 /** 193 * Set the visibility of titles/hovercard of browse rows. 194 */ 195 public void setExpand(boolean expand) { 196 mExpand = expand; 197 VerticalGridView listView = getVerticalGridView(); 198 if (listView != null) { 199 final int count = listView.getChildCount(); 200 if (DEBUG) Log.v(TAG, "setExpand " + expand + " count " + count); 201 for (int i = 0; i < count; i++) { 202 View view = listView.getChildAt(i); 203 ItemBridgeAdapter.ViewHolder vh 204 = (ItemBridgeAdapter.ViewHolder) listView.getChildViewHolder(view); 205 setRowViewExpanded(vh, mExpand); 206 } 207 } 208 } 209 210 /** 211 * Sets an item selection listener. 212 */ 213 public void setOnItemViewSelectedListener(BaseOnItemViewSelectedListener listener) { 214 mOnItemViewSelectedListener = listener; 215 VerticalGridView listView = getVerticalGridView(); 216 if (listView != null) { 217 final int count = listView.getChildCount(); 218 for (int i = 0; i < count; i++) { 219 View view = listView.getChildAt(i); 220 ItemBridgeAdapter.ViewHolder ibvh = (ItemBridgeAdapter.ViewHolder) 221 listView.getChildViewHolder(view); 222 getRowViewHolder(ibvh).setOnItemViewSelectedListener(mOnItemViewSelectedListener); 223 } 224 } 225 } 226 227 /** 228 * Returns an item selection listener. 229 */ 230 public BaseOnItemViewSelectedListener getOnItemViewSelectedListener() { 231 return mOnItemViewSelectedListener; 232 } 233 234 @Override 235 void onRowSelected(RecyclerView parent, RecyclerView.ViewHolder viewHolder, 236 int position, int subposition) { 237 if (mSelectedViewHolder != viewHolder || mSubPosition != subposition) { 238 if (DEBUG) Log.v(TAG, "new row selected position " + position + " subposition " 239 + subposition + " view " + viewHolder.itemView); 240 mSubPosition = subposition; 241 if (mSelectedViewHolder != null) { 242 setRowViewSelected(mSelectedViewHolder, false, false); 243 } 244 mSelectedViewHolder = (ItemBridgeAdapter.ViewHolder) viewHolder; 245 if (mSelectedViewHolder != null) { 246 setRowViewSelected(mSelectedViewHolder, true, false); 247 } 248 } 249 } 250 251 /** 252 * Get row ViewHolder at adapter position. Returns null if the row object is not in adapter or 253 * the row object has not been bound to a row view. 254 * 255 * @param position Position of row in adapter. 256 * @return Row ViewHolder at a given adapter position. 257 */ 258 public RowPresenter.ViewHolder getRowViewHolder(int position) { 259 VerticalGridView verticalView = getVerticalGridView(); 260 if (verticalView == null) { 261 return null; 262 } 263 return getRowViewHolder((ItemBridgeAdapter.ViewHolder) 264 verticalView.findViewHolderForAdapterPosition(position)); 265 } 266 267 @Override 268 int getLayoutResourceId() { 269 return R.layout.lb_rows_fragment; 270 } 271 272 @Override 273 public void onCreate(Bundle savedInstanceState) { 274 super.onCreate(savedInstanceState); 275 mSelectAnimatorDuration = getResources().getInteger( 276 R.integer.lb_browse_rows_anim_duration); 277 } 278 279 @Override 280 public void onViewCreated(View view, Bundle savedInstanceState) { 281 if (DEBUG) Log.v(TAG, "onViewCreated"); 282 super.onViewCreated(view, savedInstanceState); 283 // Align the top edge of child with id row_content. 284 // Need set this for directly using RowsSupportFragment. 285 getVerticalGridView().setItemAlignmentViewId(R.id.row_content); 286 getVerticalGridView().setSaveChildrenPolicy(VerticalGridView.SAVE_LIMITED_CHILD); 287 288 setAlignment(mAlignedTop); 289 290 mRecycledViewPool = null; 291 mPresenterMapper = null; 292 if (mMainFragmentAdapter != null) { 293 mMainFragmentAdapter.getFragmentHost().notifyViewCreated(mMainFragmentAdapter); 294 } 295 } 296 297 @Override 298 public void onDestroyView() { 299 mViewsCreated = false; 300 super.onDestroyView(); 301 } 302 303 void setExternalAdapterListener(ItemBridgeAdapter.AdapterListener listener) { 304 mExternalAdapterListener = listener; 305 } 306 307 private static void setRowViewExpanded(ItemBridgeAdapter.ViewHolder vh, boolean expanded) { 308 ((RowPresenter) vh.getPresenter()).setRowViewExpanded(vh.getViewHolder(), expanded); 309 } 310 311 private static void setRowViewSelected(ItemBridgeAdapter.ViewHolder vh, boolean selected, 312 boolean immediate) { 313 RowViewHolderExtra extra = (RowViewHolderExtra) vh.getExtraObject(); 314 extra.animateSelect(selected, immediate); 315 ((RowPresenter) vh.getPresenter()).setRowViewSelected(vh.getViewHolder(), selected); 316 } 317 318 private final ItemBridgeAdapter.AdapterListener mBridgeAdapterListener = 319 new ItemBridgeAdapter.AdapterListener() { 320 @Override 321 public void onAddPresenter(Presenter presenter, int type) { 322 if (mExternalAdapterListener != null) { 323 mExternalAdapterListener.onAddPresenter(presenter, type); 324 } 325 } 326 327 @Override 328 public void onCreate(ItemBridgeAdapter.ViewHolder vh) { 329 VerticalGridView listView = getVerticalGridView(); 330 if (listView != null) { 331 // set clip children false for slide animation 332 listView.setClipChildren(false); 333 } 334 setupSharedViewPool(vh); 335 mViewsCreated = true; 336 vh.setExtraObject(new RowViewHolderExtra(vh)); 337 // selected state is initialized to false, then driven by grid view onChildSelected 338 // events. When there is rebind, grid view fires onChildSelected event properly. 339 // So we don't need do anything special later in onBind or onAttachedToWindow. 340 setRowViewSelected(vh, false, true); 341 if (mExternalAdapterListener != null) { 342 mExternalAdapterListener.onCreate(vh); 343 } 344 } 345 346 @Override 347 public void onAttachedToWindow(ItemBridgeAdapter.ViewHolder vh) { 348 if (DEBUG) Log.v(TAG, "onAttachToWindow"); 349 // All views share the same mExpand value. When we attach a view to grid view, 350 // we should make sure it pick up the latest mExpand value we set early on other 351 // attached views. For no-structure-change update, the view is rebound to new data, 352 // but again it should use the unchanged mExpand value, so we don't need do any 353 // thing in onBind. 354 setRowViewExpanded(vh, mExpand); 355 RowPresenter rowPresenter = (RowPresenter) vh.getPresenter(); 356 RowPresenter.ViewHolder rowVh = rowPresenter.getRowViewHolder(vh.getViewHolder()); 357 rowVh.setOnItemViewSelectedListener(mOnItemViewSelectedListener); 358 rowVh.setOnItemViewClickedListener(mOnItemViewClickedListener); 359 rowPresenter.setEntranceTransitionState(rowVh, mAfterEntranceTransition); 360 if (mExternalAdapterListener != null) { 361 mExternalAdapterListener.onAttachedToWindow(vh); 362 } 363 } 364 365 @Override 366 public void onDetachedFromWindow(ItemBridgeAdapter.ViewHolder vh) { 367 if (mSelectedViewHolder == vh) { 368 setRowViewSelected(mSelectedViewHolder, false, true); 369 mSelectedViewHolder = null; 370 } 371 if (mExternalAdapterListener != null) { 372 mExternalAdapterListener.onDetachedFromWindow(vh); 373 } 374 } 375 376 @Override 377 public void onBind(ItemBridgeAdapter.ViewHolder vh) { 378 if (mExternalAdapterListener != null) { 379 mExternalAdapterListener.onBind(vh); 380 } 381 } 382 383 @Override 384 public void onUnbind(ItemBridgeAdapter.ViewHolder vh) { 385 setRowViewSelected(vh, false, true); 386 if (mExternalAdapterListener != null) { 387 mExternalAdapterListener.onUnbind(vh); 388 } 389 } 390 }; 391 392 private void setupSharedViewPool(ItemBridgeAdapter.ViewHolder bridgeVh) { 393 RowPresenter rowPresenter = (RowPresenter) bridgeVh.getPresenter(); 394 RowPresenter.ViewHolder rowVh = rowPresenter.getRowViewHolder(bridgeVh.getViewHolder()); 395 396 if (rowVh instanceof ListRowPresenter.ViewHolder) { 397 HorizontalGridView view = ((ListRowPresenter.ViewHolder) rowVh).getGridView(); 398 // Recycled view pool is shared between all list rows 399 if (mRecycledViewPool == null) { 400 mRecycledViewPool = view.getRecycledViewPool(); 401 } else { 402 view.setRecycledViewPool(mRecycledViewPool); 403 } 404 405 ItemBridgeAdapter bridgeAdapter = 406 ((ListRowPresenter.ViewHolder) rowVh).getBridgeAdapter(); 407 if (mPresenterMapper == null) { 408 mPresenterMapper = bridgeAdapter.getPresenterMapper(); 409 } else { 410 bridgeAdapter.setPresenterMapper(mPresenterMapper); 411 } 412 } 413 } 414 415 @Override 416 void updateAdapter() { 417 super.updateAdapter(); 418 mSelectedViewHolder = null; 419 mViewsCreated = false; 420 421 ItemBridgeAdapter adapter = getBridgeAdapter(); 422 if (adapter != null) { 423 adapter.setAdapterListener(mBridgeAdapterListener); 424 } 425 } 426 427 @Override 428 public boolean onTransitionPrepare() { 429 boolean prepared = super.onTransitionPrepare(); 430 if (prepared) { 431 freezeRows(true); 432 } 433 return prepared; 434 } 435 436 @Override 437 public void onTransitionEnd() { 438 super.onTransitionEnd(); 439 freezeRows(false); 440 } 441 442 private void freezeRows(boolean freeze) { 443 VerticalGridView verticalView = getVerticalGridView(); 444 if (verticalView != null) { 445 final int count = verticalView.getChildCount(); 446 for (int i = 0; i < count; i++) { 447 ItemBridgeAdapter.ViewHolder ibvh = (ItemBridgeAdapter.ViewHolder) 448 verticalView.getChildViewHolder(verticalView.getChildAt(i)); 449 RowPresenter rowPresenter = (RowPresenter) ibvh.getPresenter(); 450 RowPresenter.ViewHolder vh = rowPresenter.getRowViewHolder(ibvh.getViewHolder()); 451 rowPresenter.freeze(vh, freeze); 452 } 453 } 454 } 455 456 /** 457 * For rows that willing to participate entrance transition, this function 458 * hide views if afterTransition is true, show views if afterTransition is false. 459 */ 460 public void setEntranceTransitionState(boolean afterTransition) { 461 mAfterEntranceTransition = afterTransition; 462 VerticalGridView verticalView = getVerticalGridView(); 463 if (verticalView != null) { 464 final int count = verticalView.getChildCount(); 465 for (int i = 0; i < count; i++) { 466 ItemBridgeAdapter.ViewHolder ibvh = (ItemBridgeAdapter.ViewHolder) 467 verticalView.getChildViewHolder(verticalView.getChildAt(i)); 468 RowPresenter rowPresenter = (RowPresenter) ibvh.getPresenter(); 469 RowPresenter.ViewHolder vh = rowPresenter.getRowViewHolder(ibvh.getViewHolder()); 470 rowPresenter.setEntranceTransitionState(vh, mAfterEntranceTransition); 471 } 472 } 473 } 474 475 /** 476 * Selects a Row and perform an optional task on the Row. For example 477 * <code>setSelectedPosition(10, true, new ListRowPresenterSelectItemViewHolderTask(5))</code> 478 * Scroll to 11th row and selects 6th item on that row. The method will be ignored if 479 * RowsSupportFragment has not been created (i.e. before {@link #onCreateView(LayoutInflater, 480 * ViewGroup, Bundle)}). 481 * 482 * @param rowPosition Which row to select. 483 * @param smooth True to scroll to the row, false for no animation. 484 * @param rowHolderTask Task to perform on the Row. 485 */ 486 public void setSelectedPosition(int rowPosition, boolean smooth, 487 final Presenter.ViewHolderTask rowHolderTask) { 488 VerticalGridView verticalView = getVerticalGridView(); 489 if (verticalView == null) { 490 return; 491 } 492 ViewHolderTask task = null; 493 if (rowHolderTask != null) { 494 task = new ViewHolderTask() { 495 @Override 496 public void run(RecyclerView.ViewHolder rvh) { 497 rowHolderTask.run(getRowViewHolder((ItemBridgeAdapter.ViewHolder) rvh)); 498 } 499 }; 500 } 501 if (smooth) { 502 verticalView.setSelectedPositionSmooth(rowPosition, task); 503 } else { 504 verticalView.setSelectedPosition(rowPosition, task); 505 } 506 } 507 508 static RowPresenter.ViewHolder getRowViewHolder(ItemBridgeAdapter.ViewHolder ibvh) { 509 if (ibvh == null) { 510 return null; 511 } 512 RowPresenter rowPresenter = (RowPresenter) ibvh.getPresenter(); 513 return rowPresenter.getRowViewHolder(ibvh.getViewHolder()); 514 } 515 516 public boolean isScrolling() { 517 if (getVerticalGridView() == null) { 518 return false; 519 } 520 return getVerticalGridView().getScrollState() != HorizontalGridView.SCROLL_STATE_IDLE; 521 } 522 523 @Override 524 public void setAlignment(int windowAlignOffsetFromTop) { 525 mAlignedTop = windowAlignOffsetFromTop; 526 final VerticalGridView gridView = getVerticalGridView(); 527 528 if (gridView != null) { 529 gridView.setItemAlignmentOffset(0); 530 gridView.setItemAlignmentOffsetPercent( 531 VerticalGridView.ITEM_ALIGN_OFFSET_PERCENT_DISABLED); 532 gridView.setItemAlignmentOffsetWithPadding(true); 533 gridView.setWindowAlignmentOffset(mAlignedTop); 534 // align to a fixed position from top 535 gridView.setWindowAlignmentOffsetPercent( 536 VerticalGridView.WINDOW_ALIGN_OFFSET_PERCENT_DISABLED); 537 gridView.setWindowAlignment(VerticalGridView.WINDOW_ALIGN_NO_EDGE); 538 } 539 } 540 541 public static class MainFragmentAdapter extends BrowseSupportFragment.MainFragmentAdapter<RowsSupportFragment> { 542 543 public MainFragmentAdapter(RowsSupportFragment fragment) { 544 super(fragment); 545 setScalingEnabled(true); 546 } 547 548 @Override 549 public boolean isScrolling() { 550 return getFragment().isScrolling(); 551 } 552 553 @Override 554 public void setExpand(boolean expand) { 555 getFragment().setExpand(expand); 556 } 557 558 @Override 559 public void setEntranceTransitionState(boolean state) { 560 getFragment().setEntranceTransitionState(state); 561 } 562 563 @Override 564 public void setAlignment(int windowAlignOffsetFromTop) { 565 getFragment().setAlignment(windowAlignOffsetFromTop); 566 } 567 568 @Override 569 public boolean onTransitionPrepare() { 570 return getFragment().onTransitionPrepare(); 571 } 572 573 @Override 574 public void onTransitionStart() { 575 getFragment().onTransitionStart(); 576 } 577 578 @Override 579 public void onTransitionEnd() { 580 getFragment().onTransitionEnd(); 581 } 582 583 } 584 585 public static class MainFragmentRowsAdapter 586 extends BrowseSupportFragment.MainFragmentRowsAdapter<RowsSupportFragment> { 587 588 public MainFragmentRowsAdapter(RowsSupportFragment fragment) { 589 super(fragment); 590 } 591 592 @Override 593 public void setAdapter(ObjectAdapter adapter) { 594 getFragment().setAdapter(adapter); 595 } 596 597 /** 598 * Sets an item clicked listener on the fragment. 599 */ 600 @Override 601 public void setOnItemViewClickedListener(OnItemViewClickedListener listener) { 602 getFragment().setOnItemViewClickedListener(listener); 603 } 604 605 @Override 606 public void setOnItemViewSelectedListener(OnItemViewSelectedListener listener) { 607 getFragment().setOnItemViewSelectedListener(listener); 608 } 609 610 @Override 611 public void setSelectedPosition(int rowPosition, 612 boolean smooth, 613 final Presenter.ViewHolderTask rowHolderTask) { 614 getFragment().setSelectedPosition(rowPosition, smooth, rowHolderTask); 615 } 616 617 @Override 618 public void setSelectedPosition(int rowPosition, boolean smooth) { 619 getFragment().setSelectedPosition(rowPosition, smooth); 620 } 621 622 @Override 623 public int getSelectedPosition() { 624 return getFragment().getSelectedPosition(); 625 } 626 } 627} 628