/** * Use this when an item has been deleted, to move the check state of all * following items up one step. If you have a choiceMode which is not none, * this method must be called when the order of items changes in an * underlying adapter which does not have stable IDs (see * {@link ListAdapter#hasStableIds()}). This is because without IDs, the * ListView has no way of knowing which items have moved where, and cannot * update the check state accordingly. * * See also further comments on {@link #moveCheckState(int, int)}. * * @param position */ public void removeCheckState(int position) { SparseBooleanArray cip = getCheckedItemPositions(); if (cip.size() == 0) return; int[] runStart = new int[cip.size()]; int[] runEnd = new int[cip.size()]; int rangeStart = position; int rangeEnd = cip.keyAt(cip.size() - 1) + 1; int runCount = buildRunList(cip, rangeStart, rangeEnd, runStart, runEnd); for (int i = 0; i != runCount; i++) { if (!(runStart[i] == position || (runEnd[i] < runStart[i] && runEnd[i] > position))) { // Only set a new check mark in front of this run if it does // not contain the deleted position. If it does, we only need // to make it one check mark shorter at the end. setItemChecked(rotate(runStart[i], -1, rangeStart, rangeEnd), true); } setItemChecked(rotate(runEnd[i], -1, rangeStart, rangeEnd), false); } }
public ArrayMap<Integer, long[]> getIds() { ArrayMap<Integer, long[]> arrayMap = new ArrayMap<>(); if (choiceMode == ListView.CHOICE_MODE_MULTIPLE) { for (Map.Entry<Integer, SparseBooleanArray> entry : multipleIds.entrySet()) { List<Integer> l = new ArrayList<>(); SparseBooleanArray ids = entry.getValue(); for (int i = 0; i < ids.size(); i++) { if (ids.valueAt(i)) { l.add(ids.keyAt(i)); } } long[] _ids = new long[l.size()]; for (int i = 0; i < l.size(); i++) { _ids[i] = l.get(i); } arrayMap.put(entry.getKey(), _ids); } } return arrayMap; }
private boolean checkXFully(boolean allowEndOfInput, int position, int length, SparseBooleanArray failedPositions) throws IOException { if (simulateIOErrors && !failedPositions.get(position)) { failedPositions.put(position, true); peekPosition = readPosition; throw new SimulatedIOException("Simulated IO error at position: " + position); } if (length > 0 && position == data.length) { if (allowEndOfInput) { return false; } throw new EOFException(); } if (position + length > data.length) { throw new EOFException("Attempted to move past end of data: (" + position + " + " + length + ") > " + data.length); } return true; }
@Override public void onDestroyActionMode(ActionMode actionMode) { mListener.onDestroyActionMode(actionMode); // Clear all the checked items SparseBooleanArray checkedPositions = mListView.getCheckedItemPositions(); if (checkedPositions != null) { for (int i = 0; i < checkedPositions.size(); i++) { mListView.setItemChecked(checkedPositions.keyAt(i), false); } } // Restore the original onItemClickListener mListView.setOnItemClickListener(mOldItemClickListener); // Clear the Action Mode mActionMode = null; // Reset the ListView's Choice Mode mListView.post(mSetChoiceModeNoneRunnable); }
@Override public void onItemClick(AdapterView<?> adapterView, View view, int position, long id) { // Check to see what the new checked state is, and then notify the listener final boolean checked = mListView.isItemChecked(position); mListener.onItemCheckedStateChanged(mActionMode, position, id, checked); boolean hasCheckedItem = checked; // Check to see if we have any checked items if (!hasCheckedItem) { SparseBooleanArray checkedItemPositions = mListView.getCheckedItemPositions(); if (checkedItemPositions != null) { // Iterate through the SparseBooleanArray to see if there is a checked item int i = 0; while (!hasCheckedItem && i < checkedItemPositions.size()) { hasCheckedItem = checkedItemPositions.valueAt(i++); } } } // If we don't have any checked items, finish the action mode if (!hasCheckedItem) { mActionMode.finish(); } }
/** * Use this when an item has been deleted, to move the check state of all * following items up one step. If you have a choiceMode which is not none, * this method must be called when the order of items changes in an * underlying adapter which does not have stable IDs (see * {@link ListAdapter#hasStableIds()}). This is because without IDs, the * ListView has no way of knowing which items have moved where, and cannot * update the check state accordingly. * <p> * See also further comments on {@link #moveCheckState(int, int)}. * * @param position */ public void removeCheckState(int position) { SparseBooleanArray cip = getCheckedItemPositions(); if (cip.size() == 0) return; int[] runStart = new int[cip.size()]; int[] runEnd = new int[cip.size()]; int rangeStart = position; int rangeEnd = cip.keyAt(cip.size() - 1) + 1; int runCount = buildRunList(cip, rangeStart, rangeEnd, runStart, runEnd); for (int i = 0; i != runCount; i++) { if (!(runStart[i] == position || (runEnd[i] < runStart[i] && runEnd[i] > position))) { // Only set a new check mark in front of this run if it does // not contain the deleted position. If it does, we only need // to make it one check mark shorter at the end. setItemChecked(rotate(runStart[i], -1, rangeStart, rangeEnd), true); } setItemChecked(rotate(runEnd[i], -1, rangeStart, rangeEnd), false); } }
@Override public void onSaveInstanceState(Bundle outState) { super.onSaveInstanceState(outState); // Get the SetGame SetGame game = mActionsListener.getSetGame(); SparseBooleanArray checkedItemPositions = getCheckedItemPositions(); int positionIndex = 0; // Loop through SparseBooleanArray and grab the positions that are checked for (int i = 0; i < checkedItemPositions.size(); i++) { if (checkedItemPositions.valueAt(i)) { mCheckedPositions[positionIndex] = checkedItemPositions.keyAt(i); positionIndex++; } } // Bundle objects outState.putParcelable(getString(R.string.bundle_key_game), Parcels.wrap(game)); outState.putIntArray(getString(R.string.bundle_key_checked_positions), mCheckedPositions); outState.putInt(getString(R.string.bundle_key_checked_count), mCheckedCount); }
public void deleteRows(){ //get Selected items SparseBooleanArray selected = notesAdapter.getmSelectedItems(); //loop through selected items for (int i = (selected.size()-1) ;i >=0 ; i--){ if (selected.valueAt(i)){ //If the current id is selected remove the item via key deleteFromNoteRealm(selected.keyAt(i)); notesAdapter.notifyDataSetChanged(); } } // Toast.makeText(getContext(), selected.size() + " items deleted", Toast.LENGTH_SHORT).show(); Snackbar snackbar = Snackbar.make(recyclerView,selected.size() + " Notes deleted",Snackbar.LENGTH_SHORT); snackbar.show(); actionMode.finish(); }
public NSIndexPath[] getIndexPathsForSelectedRows() { NSIndexPath[] indexPaths = null; SparseBooleanArray checkedList = getCheckedItemPositions(); if (checkedList != null) { ArrayList<NSIndexPath> indexPathList = new ArrayList<NSIndexPath>(); ATableViewAdapter adapter = getInternalAdapter(); for (int i = 0; i < adapter.getCount(); i++) { if (checkedList.get(i)) { indexPathList.add(adapter.getIndexPath(i)); } } indexPaths = indexPathList.toArray(new NSIndexPath[indexPathList .size()]); } return indexPaths; }
/** * 初始化属性 */ private void init(AttributeSet attrs) { mCollapsedStatus = new SparseBooleanArray(); TypedArray typedArray = getContext().obtainStyledAttributes(attrs, R.styleable.FoldableTextView); mMaxCollapsedLines = typedArray.getInt(R.styleable.FoldableTextView_minLines, MAX_COLLAPSED_LINES); mAnimationDuration = typedArray.getInt(R.styleable.FoldableTextView_animDuration, DEFAULT_ANIM_DURATION); mExpandDrawable = typedArray.getDrawable(R.styleable.FoldableTextView_toggleSrcOpen); mCollapseDrawable = typedArray.getDrawable(R.styleable.FoldableTextView_toggleSrcClose); if (mExpandDrawable == null) { mExpandDrawable = ContextCompat.getDrawable(getContext(), R.drawable.icon_green_arrow_up); } if (mCollapseDrawable == null) { mCollapseDrawable = ContextCompat.getDrawable(getContext(), R.drawable.icon_green_arrow_down); } contentTextColor = typedArray.getColor(R.styleable.FoldableTextView_textColors, DEFAULT_TEXT_COLOR); contentTextSize = typedArray.getDimension(R.styleable.FoldableTextView_textSize, DEFAULT_TEXT_SIZE); collapseExpandTextColor = typedArray.getColor(R.styleable.FoldableTextView_flagColor, DEFAULT_FLAG_COLOR); collapseExpandTextSize = typedArray.getDimension(R.styleable.FoldableTextView_flagSize, DEFAULT_TEXT_SIZE); gravity = typedArray.getInt(R.styleable.FoldableTextView_flagGravity, DEFAULT_FLAG_GRAVITY); typedArray.recycle(); // default visibility is gone setVisibility(GONE); }
/** * Deletes the selected meat dish from the DB. * * @param params Unused. * @return Unused. */ @Override protected Void doInBackground(Void... params) { SparseBooleanArray checkedEntries = listView.getCheckedItemPositions(); Adapter adapter = listView.getAdapter(); List<View> viewsToDelete = new LinkedList<>(); List<Long> meatDishesToDelete = new LinkedList<>(); for (int i = 0; i < adapter.getCount(); i++) { if (checkedEntries.get(i)) { viewsToDelete.add(adapter.getView(i, null, null)); } } entriesToDelete = viewsToDelete.size(); for (View v : viewsToDelete) { String meatDishesToDeleteStr = v.findViewById(R.id.imageView_history) .getContentDescription().toString(); meatDishesToDelete.add(Long.valueOf(meatDishesToDeleteStr)); } Model.deleteMeatDishes(getApplicationContext(), meatDishesToDelete); return null; }
public boolean saveInstanceState(Bundle outBundle) { SparseBooleanArray checkedPositions = mListView.getCheckedItemPositions(); if (mActionMode != null && checkedPositions != null) { ArrayList<Integer> positions = new ArrayList<Integer>(); for (int i = 0; i < checkedPositions.size(); i++) { if (checkedPositions.valueAt(i)) { int position = checkedPositions.keyAt(i); positions.add(position); } } outBundle.putIntegerArrayList(getStateKey(), positions); return true; } return false; }
/** * @param mode Mode for the extractor. One of {@link #MODE_MULTI_PMT}, {@link #MODE_SINGLE_PMT} * and {@link #MODE_HLS}. * @param timestampAdjuster A timestamp adjuster for offsetting and scaling sample timestamps. * @param payloadReaderFactory Factory for injecting a custom set of payload readers. */ public TsExtractor(@Mode int mode, TimestampAdjuster timestampAdjuster, TsPayloadReader.Factory payloadReaderFactory) { this.payloadReaderFactory = Assertions.checkNotNull(payloadReaderFactory); this.mode = mode; if (mode == MODE_SINGLE_PMT || mode == MODE_HLS) { timestampAdjusters = Collections.singletonList(timestampAdjuster); } else { timestampAdjusters = new ArrayList<>(); timestampAdjusters.add(timestampAdjuster); } tsPacketBuffer = new ParsableByteArray(BUFFER_SIZE); tsScratch = new ParsableBitArray(new byte[3]); trackIds = new SparseBooleanArray(); tsPayloadReaders = new SparseArray<>(); continuityCounters = new SparseIntArray(); resetPayloadReaders(); }
private int[] getDays() { final SparseBooleanArray rt = new SparseBooleanArray(mDays.size()); for (int i = 0; i < mDays.size(); i++) { final int day = mDays.keyAt(i); if (!mDays.valueAt(i)) continue; rt.put(day, true); } final int[] rta = new int[rt.size()]; for (int i = 0; i < rta.length; i++) { rta[i] = rt.keyAt(i); } Arrays.sort(rta); return rta; }
public State() { itemsFrames = new SparseArray<>(); itemsAttached = new SparseBooleanArray(); scrolledX = 0; scrolledY = 0; contentWidth = 0; contentHeight = 0; canScrollHorizontal = true; canScrollVertical = true; itemLineCount = 1; totalSpreadCount = 0; }
public static boolean isEmpty(Object obj) { if (obj == null) { return true; } if (obj instanceof String && obj.toString().length() == 0) { return true; } if (obj.getClass().isArray() && Array.getLength(obj) == 0) { return true; } if (obj instanceof Collection && ((Collection) obj).isEmpty()) { return true; } if (obj instanceof Map && ((Map) obj).isEmpty()) { return true; } if (obj instanceof SparseArray && ((SparseArray) obj).size() == 0) { return true; } if (obj instanceof SparseBooleanArray && ((SparseBooleanArray) obj).size() == 0) { return true; } if (obj instanceof SparseIntArray && ((SparseIntArray) obj).size() == 0) { return true; } if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2) { if (obj instanceof SparseLongArray && ((SparseLongArray) obj).size() == 0) { return true; } } return false; }
private static int findFirstSetIndex(SparseBooleanArray sba, int rangeStart, int rangeEnd) { int size = sba.size(); int i = insertionIndexForKey(sba, rangeStart); while (i < size && sba.keyAt(i) < rangeEnd && !sba.valueAt(i)) i++; if (i == size || sba.keyAt(i) >= rangeEnd) return -1; return i; }
private static int insertionIndexForKey(SparseBooleanArray sba, int key) { int low = 0; int high = sba.size(); while (high - low > 0) { int middle = (low + high) >> 1; if (sba.keyAt(middle) < key) low = middle + 1; else high = middle; } return low; }
/** * 判断对象是否为空 * * @param obj 对象 * @return {@code true}: 为空<br>{@code false}: 不为空 */ public static boolean isEmpty(Object obj) { if (obj == null) { return true; } if (obj instanceof String && obj.toString().length() == 0) { return true; } if (obj.getClass().isArray() && Array.getLength(obj) == 0) { return true; } if (obj instanceof Collection && ((Collection) obj).isEmpty()) { return true; } if (obj instanceof Map && ((Map) obj).isEmpty()) { return true; } if (obj instanceof SparseArray && ((SparseArray) obj).size() == 0) { return true; } if (obj instanceof SparseBooleanArray && ((SparseBooleanArray) obj).size() == 0) { return true; } if (obj instanceof SparseIntArray && ((SparseIntArray) obj).size() == 0) { return true; } if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2) { if (obj instanceof SparseLongArray && ((SparseLongArray) obj).size() == 0) { return true; } } return false; }
@TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR2) @Test public void isEmpty() throws Exception { String string = ""; String string1 = " "; int[][] arr = new int[][]{}; int[] arr1 = null; LinkedList<Integer> list = new LinkedList<>(); HashMap<String,Integer> map = new HashMap<>(); SparseArray<String> sa = new SparseArray<>(); SparseBooleanArray sba = new SparseBooleanArray(); SparseIntArray sia = new SparseIntArray(); SparseLongArray sla = new SparseLongArray(); assertThat(EmptyUtils.isEmpty(string)).isTrue(); assertThat(EmptyUtils.isEmpty(string1)).isFalse(); assertThat(EmptyUtils.isEmpty(arr)).isTrue(); assertThat(EmptyUtils.isEmpty(arr1)).isTrue(); assertThat(EmptyUtils.isEmpty(list)).isTrue(); assertThat(EmptyUtils.isEmpty(map)).isTrue(); assertThat(EmptyUtils.isEmpty(sa)).isTrue(); assertThat(EmptyUtils.isEmpty(sba)).isTrue(); assertThat(EmptyUtils.isEmpty(sia)).isTrue(); assertThat(EmptyUtils.isEmpty(sla)).isTrue(); assertThat(!EmptyUtils.isNotEmpty(string)).isTrue(); assertThat(!EmptyUtils.isNotEmpty(string1)).isFalse(); assertThat(!EmptyUtils.isNotEmpty(arr)).isTrue(); assertThat(!EmptyUtils.isNotEmpty(arr1)).isTrue(); assertThat(!EmptyUtils.isNotEmpty(list)).isTrue(); assertThat(!EmptyUtils.isNotEmpty(map)).isTrue(); assertThat(!EmptyUtils.isNotEmpty(sa)).isTrue(); assertThat(!EmptyUtils.isNotEmpty(sba)).isTrue(); assertThat(!EmptyUtils.isNotEmpty(sia)).isTrue(); assertThat(!EmptyUtils.isNotEmpty(sla)).isTrue(); }
@Override public boolean onActionItemClicked(ActionMode actionMode, MenuItem menuItem) { SparseBooleanArray sparseBooleanArray = listView.getCheckedItemPositions(); switch (menuItem.getItemId()) { case R.id.delete_all_action: //SparseBooleanArray sparseBooleanArray = listView.getCheckedItemPositions(); // Перебираем с конца, чтобы не нарушать порядок нумерации в списке for (int i = (sparseBooleanArray.size() - 1); i >= 0; i--) { if (sparseBooleanArray.valueAt(i)) { parentActivity.notes.remove(sparseBooleanArray.keyAt(i)); } } actionMode.finish(); parentActivity.adapter.notifyDataSetChanged(); parentActivity.listView.smoothScrollToPosition(0); Toast.makeText(parentActivity, R.string.deleted_successfully_toast, Toast.LENGTH_LONG).show(); return true; case R.id.copy_all_action: StringBuilder textToCopy = new StringBuilder(""); String label = "Notes text"; for (int i = 0; i < sparseBooleanArray.size(); i++) { if (sparseBooleanArray.valueAt(i)) { textToCopy.append(parentActivity.notes.get(sparseBooleanArray.keyAt(i)).getText()); textToCopy.append("\n"); } } ClipboardManager clipboard = (ClipboardManager) parentActivity.getSystemService(CLIPBOARD_SERVICE); ClipData clip = ClipData.newPlainText(label, textToCopy.toString()); clipboard.setPrimaryClip(clip); actionMode.finish(); Toast.makeText(parentActivity, R.string.copied_to_clipboard_toast, Toast.LENGTH_LONG).show(); return true; default: return false; } }
public long[] getCheckedItemIds() { SparseBooleanArray ids = adapterCheckLin.getCheckedItemIds(); List<Integer> list = new ArrayList<>(); for (int i = 0; i < ids.size(); i++) { if (ids.valueAt(i)) { list.add(ids.keyAt(i)); } } long[] _ids = new long[list.size()]; for (int i = 0; i < list.size(); i++) { _ids[i] = list.get(i); } return _ids; }
public static long[] getCheckedItemIds(ListView listview) { List<Integer> list = new ArrayList<>(); //listview.getCheckedItemPositions(); 为触发过选择的item ,选中 为true 取消false SparseBooleanArray sp = listview.getCheckedItemPositions(); for (int i = 0; i < sp.size(); i++) { if (sp.valueAt(i)) { list.add(sp.keyAt(i)); } } long[] ids = new long[list.size()]; for (int i = 0; i < list.size(); i++) { ids[i] = list.get(i); } return ids; }
public TsExtractor(PtsTimestampAdjuster ptsTimestampAdjuster, int workaroundFlags) { this.ptsTimestampAdjuster = ptsTimestampAdjuster; this.workaroundFlags = workaroundFlags; tsPacketBuffer = new ParsableByteArray(TS_PACKET_SIZE); tsScratch = new ParsableBitArray(new byte[3]); tsPayloadReaders = new SparseArray<>(); tsPayloadReaders.put(TS_PAT_PID, new PatReader()); streamTypes = new SparseBooleanArray(); }
public void copySelectedNotes(SparseBooleanArray checkedIndices, BaseAdapter notesAdapter, String destination) { for (int i = 0; i < checkedIndices.size(); i++) { if (checkedIndices.valueAt(i)) { File file = (File) notesAdapter.getItem(checkedIndices.keyAt(i)); copyFile(file, destination); } } }
public QuranListAdapter(Context context, RecyclerView recyclerView, QuranRow[] items, boolean isEditable) { inflater = LayoutInflater.from(context); this.recyclerView = recyclerView; elements = items; this.context = context; checkedState = new SparseBooleanArray(); this.isEditable = isEditable; }
QariDownloadInfo(QariItem item, List<Integer> suras) { this.qariItem = item; this.partialSuras = new SparseBooleanArray(); this.downloadedSuras = new SparseBooleanArray(); for (int i = 0, surasSize = suras.size(); i < surasSize; i++) { Integer sura = suras.get(i); this.downloadedSuras.put(sura, true); } }
private FakeExtractorInput(byte[] data, boolean simulateUnknownLength, boolean simulatePartialReads, boolean simulateIOErrors) { this.data = data; this.simulateUnknownLength = simulateUnknownLength; this.simulatePartialReads = simulatePartialReads; this.simulateIOErrors = simulateIOErrors; partiallySatisfiedTargetPositions = new SparseBooleanArray(); failedReadPositions = new SparseBooleanArray(); failedPeekPositions = new SparseBooleanArray(); }
@NonNull public Map<LatLng, SparseBooleanArray> getAnswerCorrectnessMap () { Map<LatLng, SparseBooleanArray> res = new HashMap<>(); for (LatLng id : pointMap.keySet()) { SparseBooleanArray isCorrectList = new SparseBooleanArray(); for (Score score : pointMap.get(id)) { isCorrectList.put(score.getQuestionId(), score.isCorrect()); } } return res; }
/** * 在列表中, 使用此方法设置文本信息 */ public void setText(CharSequence text, SparseBooleanArray collapsedStatus, int position) { mCollapsedStatus = collapsedStatus; mPosition = position; boolean isCollapsed = collapsedStatus.get(position, true); clearAnimation(); mCollapsed = isCollapsed; //mButton.setImageDrawable(mCollapsed ? mExpandDrawable : mCollapseDrawable); setText(text); getLayoutParams().height = ViewGroup.LayoutParams.WRAP_CONTENT; requestLayout(); }
public FloatAdapter(Context context, ArrayList<String> statuses){ mContext = context; statusPaths = statuses; selectedPicturesStatuses = new ArrayList<>(); selectedVidoesStatuses = new ArrayList<>(); mPicturesCheckStates = new SparseBooleanArray(statuses.size()); mVideosCheckStates = new SparseBooleanArray(statuses.size()); }
public static TreeSet<Long> getCheckedIds(ListView listView) { TreeSet<Long> ids = new TreeSet<>(); SparseBooleanArray checked = listView.getCheckedItemPositions(); for (int i = 0; i < checked.size(); i++) { if (checked.valueAt(i)) { long id = listView.getItemIdAtPosition(checked.keyAt(i)); ids.add(id); } } return ids; }
