diff options
Diffstat (limited to 'core/java/android/view/AccessibilityInteractionController.java')
| -rw-r--r-- | core/java/android/view/AccessibilityInteractionController.java | 351 |
1 files changed, 221 insertions, 130 deletions
diff --git a/core/java/android/view/AccessibilityInteractionController.java b/core/java/android/view/AccessibilityInteractionController.java index 9473845b15e6..0499f39f2fe4 100644 --- a/core/java/android/view/AccessibilityInteractionController.java +++ b/core/java/android/view/AccessibilityInteractionController.java @@ -86,12 +86,19 @@ public final class AccessibilityInteractionController { // accessibility from hanging private static final long REQUEST_PREPARER_TIMEOUT_MS = 500; + // Callbacks should have the same configuration of the flags below to allow satisfying a pending + // node request on prefetch + private static final int FLAGS_AFFECTING_REPORTED_DATA = + AccessibilityNodeInfo.FLAG_INCLUDE_NOT_IMPORTANT_VIEWS + | AccessibilityNodeInfo.FLAG_REPORT_VIEW_IDS; + private final ArrayList<AccessibilityNodeInfo> mTempAccessibilityNodeInfoList = new ArrayList<AccessibilityNodeInfo>(); private final Object mLock = new Object(); - private final PrivateHandler mHandler; + @VisibleForTesting + public final PrivateHandler mHandler; private final ViewRootImpl mViewRootImpl; @@ -114,6 +121,9 @@ public final class AccessibilityInteractionController { private AddNodeInfosForViewId mAddNodeInfosForViewId; @GuardedBy("mLock") + private ArrayList<Message> mPendingFindNodeByIdMessages; + + @GuardedBy("mLock") private int mNumActiveRequestPreparers; @GuardedBy("mLock") private List<MessageHolder> mMessagesWaitingForRequestPreparer; @@ -128,6 +138,7 @@ public final class AccessibilityInteractionController { mViewRootImpl = viewRootImpl; mPrefetcher = new AccessibilityNodePrefetcher(); mA11yManager = mViewRootImpl.mContext.getSystemService(AccessibilityManager.class); + mPendingFindNodeByIdMessages = new ArrayList<>(); } private void scheduleMessage(Message message, int interrogatingPid, long interrogatingTid, @@ -177,6 +188,9 @@ public final class AccessibilityInteractionController { args.arg4 = arguments; message.obj = args; + synchronized (mLock) { + mPendingFindNodeByIdMessages.add(message); + } scheduleMessage(message, interrogatingPid, interrogatingTid, CONSIDER_REQUEST_PREPARERS); } @@ -315,6 +329,9 @@ public final class AccessibilityInteractionController { } private void findAccessibilityNodeInfoByAccessibilityIdUiThread(Message message) { + synchronized (mLock) { + mPendingFindNodeByIdMessages.remove(message); + } final int flags = message.arg1; SomeArgs args = (SomeArgs) message.obj; @@ -329,22 +346,58 @@ public final class AccessibilityInteractionController { args.recycle(); - List<AccessibilityNodeInfo> infos = mTempAccessibilityNodeInfoList; - infos.clear(); + View rootView = null; + AccessibilityNodeInfo rootNode = null; try { if (mViewRootImpl.mView == null || mViewRootImpl.mAttachInfo == null) { return; } mViewRootImpl.mAttachInfo.mAccessibilityFetchFlags = flags; - final View root = findViewByAccessibilityId(accessibilityViewId); - if (root != null && isShown(root)) { - mPrefetcher.prefetchAccessibilityNodeInfos( - root, virtualDescendantId, flags, infos, arguments); + rootView = findViewByAccessibilityId(accessibilityViewId); + if (rootView != null && isShown(rootView)) { + rootNode = populateAccessibilityNodeInfoForView( + rootView, arguments, virtualDescendantId); } } finally { - updateInfosForViewportAndReturnFindNodeResult( - infos, callback, interactionId, spec, interactiveRegion); + updateInfoForViewportAndReturnFindNodeResult( + rootNode == null ? null : AccessibilityNodeInfo.obtain(rootNode), + callback, interactionId, spec, interactiveRegion); + } + ArrayList<AccessibilityNodeInfo> infos = mTempAccessibilityNodeInfoList; + infos.clear(); + mPrefetcher.prefetchAccessibilityNodeInfos( + rootView, rootNode == null ? null : AccessibilityNodeInfo.obtain(rootNode), + virtualDescendantId, flags, infos); + mViewRootImpl.mAttachInfo.mAccessibilityFetchFlags = 0; + updateInfosForViewPort(infos, spec, interactiveRegion); + returnPrefetchResult(interactionId, infos, callback); + returnPendingFindAccessibilityNodeInfosInPrefetch(rootNode, infos, flags); + } + + private AccessibilityNodeInfo populateAccessibilityNodeInfoForView( + View view, Bundle arguments, int virtualViewId) { + AccessibilityNodeProvider provider = view.getAccessibilityNodeProvider(); + // Determine if we'll be populating extra data + final String extraDataRequested = (arguments == null) ? null + : arguments.getString(EXTRA_DATA_REQUESTED_KEY); + AccessibilityNodeInfo root = null; + if (provider == null) { + root = view.createAccessibilityNodeInfo(); + if (root != null) { + if (extraDataRequested != null) { + view.addExtraDataToAccessibilityNodeInfo(root, extraDataRequested, arguments); + } + } + } else { + root = provider.createAccessibilityNodeInfo(virtualViewId); + if (root != null) { + if (extraDataRequested != null) { + provider.addExtraDataToAccessibilityNodeInfo( + virtualViewId, root, extraDataRequested, arguments); + } + } } + return root; } public void findAccessibilityNodeInfosByViewIdClientThread(long accessibilityNodeId, @@ -402,6 +455,7 @@ public final class AccessibilityInteractionController { mAddNodeInfosForViewId.reset(); } } finally { + mViewRootImpl.mAttachInfo.mAccessibilityFetchFlags = 0; updateInfosForViewportAndReturnFindNodeResult( infos, callback, interactionId, spec, interactiveRegion); } @@ -484,6 +538,7 @@ public final class AccessibilityInteractionController { } } } finally { + mViewRootImpl.mAttachInfo.mAccessibilityFetchFlags = 0; updateInfosForViewportAndReturnFindNodeResult( infos, callback, interactionId, spec, interactiveRegion); } @@ -575,6 +630,7 @@ public final class AccessibilityInteractionController { } } } finally { + mViewRootImpl.mAttachInfo.mAccessibilityFetchFlags = 0; updateInfoForViewportAndReturnFindNodeResult( focused, callback, interactionId, spec, interactiveRegion); } @@ -629,6 +685,7 @@ public final class AccessibilityInteractionController { } } } finally { + mViewRootImpl.mAttachInfo.mAccessibilityFetchFlags = 0; updateInfoForViewportAndReturnFindNodeResult( next, callback, interactionId, spec, interactiveRegion); } @@ -785,33 +842,6 @@ public final class AccessibilityInteractionController { } } - private void applyAppScaleAndMagnificationSpecIfNeeded(List<AccessibilityNodeInfo> infos, - MagnificationSpec spec) { - if (infos == null) { - return; - } - final float applicationScale = mViewRootImpl.mAttachInfo.mApplicationScale; - if (shouldApplyAppScaleAndMagnificationSpec(applicationScale, spec)) { - final int infoCount = infos.size(); - for (int i = 0; i < infoCount; i++) { - AccessibilityNodeInfo info = infos.get(i); - applyAppScaleAndMagnificationSpecIfNeeded(info, spec); - } - } - } - - private void adjustIsVisibleToUserIfNeeded(List<AccessibilityNodeInfo> infos, - Region interactiveRegion) { - if (interactiveRegion == null || infos == null) { - return; - } - final int infoCount = infos.size(); - for (int i = 0; i < infoCount; i++) { - AccessibilityNodeInfo info = infos.get(i); - adjustIsVisibleToUserIfNeeded(info, interactiveRegion); - } - } - private void adjustIsVisibleToUserIfNeeded(AccessibilityNodeInfo info, Region interactiveRegion) { if (interactiveRegion == null || info == null) { @@ -832,17 +862,6 @@ public final class AccessibilityInteractionController { return false; } - private void adjustBoundsInScreenIfNeeded(List<AccessibilityNodeInfo> infos) { - if (infos == null || shouldBypassAdjustBoundsInScreen()) { - return; - } - final int infoCount = infos.size(); - for (int i = 0; i < infoCount; i++) { - final AccessibilityNodeInfo info = infos.get(i); - adjustBoundsInScreenIfNeeded(info); - } - } - private void adjustBoundsInScreenIfNeeded(AccessibilityNodeInfo info) { if (info == null || shouldBypassAdjustBoundsInScreen()) { return; @@ -890,17 +909,6 @@ public final class AccessibilityInteractionController { return screenMatrix == null || screenMatrix.isIdentity(); } - private void associateLeashedParentIfNeeded(List<AccessibilityNodeInfo> infos) { - if (infos == null || shouldBypassAssociateLeashedParent()) { - return; - } - final int infoCount = infos.size(); - for (int i = 0; i < infoCount; i++) { - final AccessibilityNodeInfo info = infos.get(i); - associateLeashedParentIfNeeded(info); - } - } - private void associateLeashedParentIfNeeded(AccessibilityNodeInfo info) { if (info == null || shouldBypassAssociateLeashedParent()) { return; @@ -974,18 +982,46 @@ public final class AccessibilityInteractionController { return (appScale != 1.0f || (spec != null && !spec.isNop())); } + private void updateInfosForViewPort(List<AccessibilityNodeInfo> infos, MagnificationSpec spec, + Region interactiveRegion) { + for (int i = 0; i < infos.size(); i++) { + updateInfoForViewPort(infos.get(i), spec, interactiveRegion); + } + } + + private void updateInfoForViewPort(AccessibilityNodeInfo info, MagnificationSpec spec, + Region interactiveRegion) { + associateLeashedParentIfNeeded(info); + applyScreenMatrixIfNeeded(info); + adjustBoundsInScreenIfNeeded(info); + // To avoid applyAppScaleAndMagnificationSpecIfNeeded changing the bounds of node, + // then impact the visibility result, we need to adjust visibility before apply scale. + adjustIsVisibleToUserIfNeeded(info, interactiveRegion); + applyAppScaleAndMagnificationSpecIfNeeded(info, spec); + } + private void updateInfosForViewportAndReturnFindNodeResult(List<AccessibilityNodeInfo> infos, IAccessibilityInteractionConnectionCallback callback, int interactionId, MagnificationSpec spec, Region interactiveRegion) { + if (infos != null) { + updateInfosForViewPort(infos, spec, interactiveRegion); + } + returnFindNodesResult(infos, callback, interactionId); + } + + private void returnFindNodeResult(AccessibilityNodeInfo info, + IAccessibilityInteractionConnectionCallback callback, + int interactionId) { + try { + callback.setFindAccessibilityNodeInfoResult(info, interactionId); + } catch (RemoteException re) { + /* ignore - the other side will time out */ + } + } + + private void returnFindNodesResult(List<AccessibilityNodeInfo> infos, + IAccessibilityInteractionConnectionCallback callback, int interactionId) { try { - mViewRootImpl.mAttachInfo.mAccessibilityFetchFlags = 0; - associateLeashedParentIfNeeded(infos); - applyScreenMatrixIfNeeded(infos); - adjustBoundsInScreenIfNeeded(infos); - // To avoid applyAppScaleAndMagnificationSpecIfNeeded changing the bounds of node, - // then impact the visibility result, we need to adjust visibility before apply scale. - adjustIsVisibleToUserIfNeeded(infos, interactiveRegion); - applyAppScaleAndMagnificationSpecIfNeeded(infos, spec); callback.setFindAccessibilityNodeInfosResult(infos, interactionId); if (infos != null) { infos.clear(); @@ -995,22 +1031,80 @@ public final class AccessibilityInteractionController { } } + private void returnPendingFindAccessibilityNodeInfosInPrefetch(AccessibilityNodeInfo rootNode, + List<AccessibilityNodeInfo> infos, int flags) { + + AccessibilityNodeInfo satisfiedPendingRequestPrefetchedNode = null; + IAccessibilityInteractionConnectionCallback satisfiedPendingRequestCallback = null; + int satisfiedPendingRequestInteractionId = AccessibilityInteractionClient.NO_ID; + + synchronized (mLock) { + for (int i = 0; i < mPendingFindNodeByIdMessages.size(); i++) { + final Message pendingMessage = mPendingFindNodeByIdMessages.get(i); + final int pendingFlags = pendingMessage.arg1; + if ((pendingFlags & FLAGS_AFFECTING_REPORTED_DATA) + != (flags & FLAGS_AFFECTING_REPORTED_DATA)) { + continue; + } + SomeArgs args = (SomeArgs) pendingMessage.obj; + final int accessibilityViewId = args.argi1; + final int virtualDescendantId = args.argi2; + + satisfiedPendingRequestPrefetchedNode = nodeWithIdFromList(rootNode, + infos, AccessibilityNodeInfo.makeNodeId( + accessibilityViewId, virtualDescendantId)); + + if (satisfiedPendingRequestPrefetchedNode != null) { + satisfiedPendingRequestCallback = + (IAccessibilityInteractionConnectionCallback) args.arg1; + satisfiedPendingRequestInteractionId = args.argi3; + mHandler.removeMessages( + PrivateHandler.MSG_FIND_ACCESSIBILITY_NODE_INFO_BY_ACCESSIBILITY_ID, + pendingMessage.obj); + args.recycle(); + break; + } + } + mPendingFindNodeByIdMessages.clear(); + } + + if (satisfiedPendingRequestPrefetchedNode != null) { + returnFindNodeResult( + AccessibilityNodeInfo.obtain(satisfiedPendingRequestPrefetchedNode), + satisfiedPendingRequestCallback, satisfiedPendingRequestInteractionId); + } + } + + private AccessibilityNodeInfo nodeWithIdFromList(AccessibilityNodeInfo rootNode, + List<AccessibilityNodeInfo> infos, long nodeId) { + if (rootNode != null && rootNode.getSourceNodeId() == nodeId) { + return rootNode; + } + for (int j = 0; j < infos.size(); j++) { + AccessibilityNodeInfo info = infos.get(j); + if (info.getSourceNodeId() == nodeId) { + return info; + } + } + return null; + } + + private void returnPrefetchResult(int interactionId, List<AccessibilityNodeInfo> infos, + IAccessibilityInteractionConnectionCallback callback) { + if (infos.size() > 0) { + try { + callback.setPrefetchAccessibilityNodeInfoResult(infos, interactionId); + } catch (RemoteException re) { + /* ignore - other side isn't too bothered if this doesn't arrive */ + } + } + } + private void updateInfoForViewportAndReturnFindNodeResult(AccessibilityNodeInfo info, IAccessibilityInteractionConnectionCallback callback, int interactionId, MagnificationSpec spec, Region interactiveRegion) { - try { - mViewRootImpl.mAttachInfo.mAccessibilityFetchFlags = 0; - associateLeashedParentIfNeeded(info); - applyScreenMatrixIfNeeded(info); - adjustBoundsInScreenIfNeeded(info); - // To avoid applyAppScaleAndMagnificationSpecIfNeeded changing the bounds of node, - // then impact the visibility result, we need to adjust visibility before apply scale. - adjustIsVisibleToUserIfNeeded(info, interactiveRegion); - applyAppScaleAndMagnificationSpecIfNeeded(info, spec); - callback.setFindAccessibilityNodeInfoResult(info, interactionId); - } catch (RemoteException re) { - /* ignore - the other side will time out */ - } + updateInfoForViewPort(info, spec, interactiveRegion); + returnFindNodeResult(info, callback, interactionId); } private boolean handleClickableSpanActionUiThread( @@ -1053,56 +1147,45 @@ public final class AccessibilityInteractionController { private final ArrayList<View> mTempViewList = new ArrayList<View>(); - public void prefetchAccessibilityNodeInfos(View view, int virtualViewId, int fetchFlags, - List<AccessibilityNodeInfo> outInfos, Bundle arguments) { + public void prefetchAccessibilityNodeInfos(View view, AccessibilityNodeInfo root, + int virtualViewId, int fetchFlags, List<AccessibilityNodeInfo> outInfos) { + if (root == null) { + return; + } AccessibilityNodeProvider provider = view.getAccessibilityNodeProvider(); - // Determine if we'll be populating extra data - final String extraDataRequested = (arguments == null) ? null - : arguments.getString(EXTRA_DATA_REQUESTED_KEY); if (provider == null) { - AccessibilityNodeInfo root = view.createAccessibilityNodeInfo(); - if (root != null) { - if (extraDataRequested != null) { - view.addExtraDataToAccessibilityNodeInfo( - root, extraDataRequested, arguments); - } - outInfos.add(root); - if ((fetchFlags & AccessibilityNodeInfo.FLAG_PREFETCH_PREDECESSORS) != 0) { - prefetchPredecessorsOfRealNode(view, outInfos); - } - if ((fetchFlags & AccessibilityNodeInfo.FLAG_PREFETCH_SIBLINGS) != 0) { - prefetchSiblingsOfRealNode(view, outInfos); - } - if ((fetchFlags & AccessibilityNodeInfo.FLAG_PREFETCH_DESCENDANTS) != 0) { - prefetchDescendantsOfRealNode(view, outInfos); - } + if ((fetchFlags & AccessibilityNodeInfo.FLAG_PREFETCH_PREDECESSORS) != 0) { + prefetchPredecessorsOfRealNode(view, outInfos); + } + if ((fetchFlags & AccessibilityNodeInfo.FLAG_PREFETCH_SIBLINGS) != 0) { + prefetchSiblingsOfRealNode(view, outInfos); + } + if ((fetchFlags & AccessibilityNodeInfo.FLAG_PREFETCH_DESCENDANTS) != 0) { + prefetchDescendantsOfRealNode(view, outInfos); } } else { - final AccessibilityNodeInfo root = - provider.createAccessibilityNodeInfo(virtualViewId); - if (root != null) { - if (extraDataRequested != null) { - provider.addExtraDataToAccessibilityNodeInfo( - virtualViewId, root, extraDataRequested, arguments); - } - outInfos.add(root); - if ((fetchFlags & AccessibilityNodeInfo.FLAG_PREFETCH_PREDECESSORS) != 0) { - prefetchPredecessorsOfVirtualNode(root, view, provider, outInfos); - } - if ((fetchFlags & AccessibilityNodeInfo.FLAG_PREFETCH_SIBLINGS) != 0) { - prefetchSiblingsOfVirtualNode(root, view, provider, outInfos); - } - if ((fetchFlags & AccessibilityNodeInfo.FLAG_PREFETCH_DESCENDANTS) != 0) { - prefetchDescendantsOfVirtualNode(root, provider, outInfos); - } + if ((fetchFlags & AccessibilityNodeInfo.FLAG_PREFETCH_PREDECESSORS) != 0) { + prefetchPredecessorsOfVirtualNode(root, view, provider, outInfos); + } + if ((fetchFlags & AccessibilityNodeInfo.FLAG_PREFETCH_SIBLINGS) != 0) { + prefetchSiblingsOfVirtualNode(root, view, provider, outInfos); + } + if ((fetchFlags & AccessibilityNodeInfo.FLAG_PREFETCH_DESCENDANTS) != 0) { + prefetchDescendantsOfVirtualNode(root, provider, outInfos); } } if (ENFORCE_NODE_TREE_CONSISTENT) { - enforceNodeTreeConsistent(outInfos); + enforceNodeTreeConsistent(root, outInfos); } } - private void enforceNodeTreeConsistent(List<AccessibilityNodeInfo> nodes) { + private boolean shouldStopPrefetching(List prefetchededInfos) { + return mHandler.hasUserInteractiveMessagesWaiting() + || prefetchededInfos.size() >= MAX_ACCESSIBILITY_NODE_INFO_BATCH_SIZE; + } + + private void enforceNodeTreeConsistent( + AccessibilityNodeInfo root, List<AccessibilityNodeInfo> nodes) { LongSparseArray<AccessibilityNodeInfo> nodeMap = new LongSparseArray<AccessibilityNodeInfo>(); final int nodeCount = nodes.size(); @@ -1113,7 +1196,6 @@ public final class AccessibilityInteractionController { // If the nodes are a tree it does not matter from // which node we start to search for the root. - AccessibilityNodeInfo root = nodeMap.valueAt(0); AccessibilityNodeInfo parent = root; while (parent != null) { root = parent; @@ -1180,9 +1262,11 @@ public final class AccessibilityInteractionController { private void prefetchPredecessorsOfRealNode(View view, List<AccessibilityNodeInfo> outInfos) { + if (shouldStopPrefetching(outInfos)) { + return; + } ViewParent parent = view.getParentForAccessibility(); - while (parent instanceof View - && outInfos.size() < MAX_ACCESSIBILITY_NODE_INFO_BATCH_SIZE) { + while (parent instanceof View && !shouldStopPrefetching(outInfos)) { View parentView = (View) parent; AccessibilityNodeInfo info = parentView.createAccessibilityNodeInfo(); if (info != null) { @@ -1194,6 +1278,9 @@ public final class AccessibilityInteractionController { private void prefetchSiblingsOfRealNode(View current, List<AccessibilityNodeInfo> outInfos) { + if (shouldStopPrefetching(outInfos)) { + return; + } ViewParent parent = current.getParentForAccessibility(); if (parent instanceof ViewGroup) { ViewGroup parentGroup = (ViewGroup) parent; @@ -1203,7 +1290,7 @@ public final class AccessibilityInteractionController { parentGroup.addChildrenForAccessibility(children); final int childCount = children.size(); for (int i = 0; i < childCount; i++) { - if (outInfos.size() >= MAX_ACCESSIBILITY_NODE_INFO_BATCH_SIZE) { + if (shouldStopPrefetching(outInfos)) { return; } View child = children.get(i); @@ -1231,7 +1318,7 @@ public final class AccessibilityInteractionController { private void prefetchDescendantsOfRealNode(View root, List<AccessibilityNodeInfo> outInfos) { - if (!(root instanceof ViewGroup)) { + if (shouldStopPrefetching(outInfos) || !(root instanceof ViewGroup)) { return; } HashMap<View, AccessibilityNodeInfo> addedChildren = @@ -1242,7 +1329,7 @@ public final class AccessibilityInteractionController { root.addChildrenForAccessibility(children); final int childCount = children.size(); for (int i = 0; i < childCount; i++) { - if (outInfos.size() >= MAX_ACCESSIBILITY_NODE_INFO_BATCH_SIZE) { + if (shouldStopPrefetching(outInfos)) { return; } View child = children.get(i); @@ -1267,7 +1354,7 @@ public final class AccessibilityInteractionController { } finally { children.clear(); } - if (outInfos.size() < MAX_ACCESSIBILITY_NODE_INFO_BATCH_SIZE) { + if (!shouldStopPrefetching(outInfos)) { for (Map.Entry<View, AccessibilityNodeInfo> entry : addedChildren.entrySet()) { View addedChild = entry.getKey(); AccessibilityNodeInfo virtualRoot = entry.getValue(); @@ -1289,7 +1376,7 @@ public final class AccessibilityInteractionController { long parentNodeId = root.getParentNodeId(); int accessibilityViewId = AccessibilityNodeInfo.getAccessibilityViewId(parentNodeId); while (accessibilityViewId != AccessibilityNodeInfo.UNDEFINED_ITEM_ID) { - if (outInfos.size() >= MAX_ACCESSIBILITY_NODE_INFO_BATCH_SIZE) { + if (shouldStopPrefetching(outInfos)) { return; } final int virtualDescendantId = @@ -1334,7 +1421,7 @@ public final class AccessibilityInteractionController { if (parent != null) { final int childCount = parent.getChildCount(); for (int i = 0; i < childCount; i++) { - if (outInfos.size() >= MAX_ACCESSIBILITY_NODE_INFO_BATCH_SIZE) { + if (shouldStopPrefetching(outInfos)) { return; } final long childNodeId = parent.getChildId(i); @@ -1359,7 +1446,7 @@ public final class AccessibilityInteractionController { final int initialOutInfosSize = outInfos.size(); final int childCount = root.getChildCount(); for (int i = 0; i < childCount; i++) { - if (outInfos.size() >= MAX_ACCESSIBILITY_NODE_INFO_BATCH_SIZE) { + if (shouldStopPrefetching(outInfos)) { return; } final long childNodeId = root.getChildId(i); @@ -1369,7 +1456,7 @@ public final class AccessibilityInteractionController { outInfos.add(child); } } - if (outInfos.size() < MAX_ACCESSIBILITY_NODE_INFO_BATCH_SIZE) { + if (!shouldStopPrefetching(outInfos)) { final int addedChildCount = outInfos.size() - initialOutInfosSize; for (int i = 0; i < addedChildCount; i++) { AccessibilityNodeInfo child = outInfos.get(initialOutInfosSize + i); @@ -1478,6 +1565,10 @@ public final class AccessibilityInteractionController { boolean hasAccessibilityCallback(Message message) { return message.what < FIRST_NO_ACCESSIBILITY_CALLBACK_MSG ? true : false; } + + boolean hasUserInteractiveMessagesWaiting() { + return hasMessagesOrCallbacks(); + } } private final class AddNodeInfosForViewId implements Predicate<View> { |