Add methods for removing children and actions from A11y nodes (f0aed09e) · Commits · e / os / android_frameworks_base

api/current.txt

+3 −0

Original line number	Diff line number	Diff line
		@@ -29661,6 +29661,9 @@ package android.view.accessibility {
		method public boolean performAction(int, android.os.Bundle);
		method public void recycle();
		method public boolean refresh();
		method public void removeAction(int);
		method public boolean removeChild(android.view.View);
		method public boolean removeChild(android.view.View, int);
		method public void setAccessibilityFocused(boolean);
		method public void setBoundsInParent(android.graphics.Rect);
		method public void setBoundsInScreen(android.graphics.Rect);

core/java/android/util/LongArray.java

0 → 100644

+160 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2013 The Android Open Source Project
		*
		* Licensed under the Apache License, Version 2.0 (the "License");
		* you may not use this file except in compliance with the License.
		* You may obtain a copy of the License at
		*
		* http://www.apache.org/licenses/LICENSE-2.0
		*
		* Unless required by applicable law or agreed to in writing, software
		* distributed under the License is distributed on an "AS IS" BASIS,
		* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
		* See the License for the specific language governing permissions and
		* limitations under the License.
		*/

		package android.util;

		import com.android.internal.util.ArrayUtils;

		/**
		* Implements a growing array of long primitives.
		*
		* @hide
		*/
		public class LongArray implements Cloneable {
		private static final int MIN_CAPACITY_INCREMENT = 12;

		private long[] mValues;
		private int mSize;

		/**
		* Creates an empty LongArray with the default initial capacity.
		*/
		public LongArray() {
		this(10);
		}

		/**
		* Creates an empty LongArray with the specified initial capacity.
		*/
		public LongArray(int initialCapacity) {
		if (initialCapacity == 0) {
		mValues = ContainerHelpers.EMPTY_LONGS;
		} else {
		initialCapacity = ArrayUtils.idealLongArraySize(initialCapacity);
		mValues = new long[initialCapacity];
		}
		mSize = 0;
		}

		/**
		* Appends the specified value to the end of this array.
		*/
		public void add(long value) {
		add(mSize, value);
		}

		/**
		* Inserts a value at the specified position in this array.
		*
		* @throws IndexOutOfBoundsException when index < 0 \|\| index > size()
		*/
		public void add(int index, long value) {
		if (index < 0 \|\| index > mSize) {
		throw new IndexOutOfBoundsException();
		}

		ensureCapacity(1);

		if (mSize - index != 0) {
		System.arraycopy(mValues, index, mValues, index + 1, mSize - index);
		}

		mValues[index] = value;
		mSize++;
		}

		/**
		* Adds the values in the specified array to this array.
		*/
		public void addAll(LongArray values) {
		final int count = values.mSize;
		ensureCapacity(count);

		System.arraycopy(mValues, mSize, values.mValues, 0, count);
		mSize += count;
		}

		/**
		* Ensures capacity to append at least <code>count</code> values.
		*/
		private void ensureCapacity(int count) {
		final int currentSize = mSize;
		final int minCapacity = currentSize + count;
		if (minCapacity >= mValues.length) {
		final int targetCap = currentSize + (currentSize < (MIN_CAPACITY_INCREMENT / 2) ?
		MIN_CAPACITY_INCREMENT : currentSize >> 1);
		final int newCapacity = targetCap > minCapacity ? targetCap : minCapacity;
		final long[] newValues = new long[ArrayUtils.idealLongArraySize(newCapacity)];
		System.arraycopy(mValues, 0, newValues, 0, currentSize);
		mValues = newValues;
		}
		}

		/**
		* Removes all values from this array.
		*/
		public void clear() {
		mSize = 0;
		}

		@Override
		@SuppressWarnings("unchecked")
		public LongArray clone() {
		LongArray clone = null;
		try {
		clone = (LongArray) super.clone();
		clone.mValues = mValues.clone();
		} catch (CloneNotSupportedException cnse) {
		/* ignore */
		}
		return clone;
		}

		/**
		* Returns the value at the specified position in this array.
		*/
		public long get(int index) {
		return mValues[index];
		}

		/**
		* Returns the index of the first occurrence of the specified value in this
		* array, or -1 if this array does not contain the value.
		*/
		public int indexOf(long value) {
		final int n = mSize;
		for (int i = 0; i < n; i++) {
		if (mValues[i] == value) {
		return i;
		}
		}
		return -1;
		}

		/**
		* Removes the value at the specified index from this array.
		*/
		public void remove(int index) {
		System.arraycopy(mValues, index, mValues, index + 1, mSize - index);
		}

		/**
		* Returns the number of values in this array.
		*/
		public int size() {
		return mSize;
		}
		}

core/java/android/view/AccessibilityInteractionController.java

+5 −6

Original line number	Diff line number	Diff line
		@@ -24,6 +24,7 @@ import android.os.Looper;
		import android.os.Message;
		import android.os.Process;
		import android.os.RemoteException;
		import android.util.LongArray;
		import android.util.SparseLongArray;
		import android.view.View.AttachInfo;
		import android.view.accessibility.AccessibilityInteractionClient;
		@@ -881,13 +882,12 @@ final class AccessibilityInteractionController {
		AccessibilityNodeInfo parent =
		provider.createAccessibilityNodeInfo(parentVirtualDescendantId);
		if (parent != null) {
		SparseLongArray childNodeIds = parent.getChildNodeIds();
		final int childCount = childNodeIds.size();
		final int childCount = parent.getChildCount();
		for (int i = 0; i < childCount; i++) {
		if (outInfos.size() >= MAX_ACCESSIBILITY_NODE_INFO_BATCH_SIZE) {
		return;
		}
		final long childNodeId = childNodeIds.get(i);
		final long childNodeId = parent.getChildId(i);
		if (childNodeId != current.getSourceNodeId()) {
		final int childVirtualDescendantId =
		AccessibilityNodeInfo.getVirtualDescendantId(childNodeId);
		@@ -906,14 +906,13 @@ final class AccessibilityInteractionController {

		private void prefetchDescendantsOfVirtualNode(AccessibilityNodeInfo root,
		AccessibilityNodeProvider provider, List<AccessibilityNodeInfo> outInfos) {
		SparseLongArray childNodeIds = root.getChildNodeIds();
		final int initialOutInfosSize = outInfos.size();
		final int childCount = childNodeIds.size();
		final int childCount = root.getChildCount();
		for (int i = 0; i < childCount; i++) {
		if (outInfos.size() >= MAX_ACCESSIBILITY_NODE_INFO_BATCH_SIZE) {
		return;
		}
		final long childNodeId = childNodeIds.get(i);
		final long childNodeId = root.getChildId(i);
		AccessibilityNodeInfo child = provider.createAccessibilityNodeInfo(
		AccessibilityNodeInfo.getVirtualDescendantId(childNodeId));
		if (child != null) {

core/java/android/view/ViewGroup.java

+3 −3

Original line number	Diff line number	Diff line
		@@ -2511,13 +2511,13 @@ public abstract class ViewGroup extends View implements ViewParent, ViewManager
		void onInitializeAccessibilityNodeInfoInternal(AccessibilityNodeInfo info) {
		super.onInitializeAccessibilityNodeInfoInternal(info);
		if (mAttachInfo != null) {
		ArrayList<View> childrenForAccessibility = mAttachInfo.mTempArrayList;
		final ArrayList<View> childrenForAccessibility = mAttachInfo.mTempArrayList;
		childrenForAccessibility.clear();
		addChildrenForAccessibility(childrenForAccessibility);
		final int childrenForAccessibilityCount = childrenForAccessibility.size();
		for (int i = 0; i < childrenForAccessibilityCount; i++) {
		View child = childrenForAccessibility.get(i);
		info.addChild(child);
		final View child = childrenForAccessibility.get(i);
		info.addChildUnchecked(child);
		}
		childrenForAccessibility.clear();
		}

core/java/android/view/accessibility/AccessibilityInteractionClient.java

+2 −3

Original line number	Diff line number	Diff line
		@@ -718,10 +718,9 @@ public final class AccessibilityInteractionClient
		Log.e(LOG_TAG, "Duplicate node.");
		return;
		}
		SparseLongArray childIds = current.getChildNodeIds();
		final int childCount = childIds.size();
		final int childCount = current.getChildCount();
		for (int i = 0; i < childCount; i++) {
		final long childId = childIds.valueAt(i);
		final long childId = current.getChildId(i);
		for (int j = 0; j < infoCount; j++) {
		AccessibilityNodeInfo child = infos.get(j);
		if (child.getSourceNodeId() == childId) {