Merge "Optionally support accessibility with UiAutomator"
diff --git a/api/current.txt b/api/current.txt
index 943eae0..cf2ea6d 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -4642,6 +4642,7 @@
     method public android.content.Context getContext();
     method public android.content.Context getTargetContext();
     method public android.app.UiAutomation getUiAutomation();
+    method public android.app.UiAutomation getUiAutomation(int);
     method public boolean invokeContextMenuAction(android.app.Activity, int, int);
     method public boolean invokeMenuActionSync(android.app.Activity, int, int);
     method public boolean isProfiling();
@@ -5538,6 +5539,7 @@
   public final class UiAutomation {
     method public void clearWindowAnimationFrameStats();
     method public boolean clearWindowContentFrameStats(int);
+    method public void destroy();
     method public android.view.accessibility.AccessibilityEvent executeAndWaitForEvent(java.lang.Runnable, android.app.UiAutomation.AccessibilityEventFilter, long) throws java.util.concurrent.TimeoutException;
     method public android.os.ParcelFileDescriptor executeShellCommand(java.lang.String);
     method public android.view.accessibility.AccessibilityNodeInfo findFocus(int);
@@ -5554,6 +5556,7 @@
     method public final void setServiceInfo(android.accessibilityservice.AccessibilityServiceInfo);
     method public android.graphics.Bitmap takeScreenshot();
     method public void waitForIdle(long, long) throws java.util.concurrent.TimeoutException;
+    field public static final int FLAG_DONT_SUPPRESS_ACCESSIBILITY_SERVICES = 1; // 0x1
     field public static final int ROTATION_FREEZE_0 = 0; // 0x0
     field public static final int ROTATION_FREEZE_180 = 2; // 0x2
     field public static final int ROTATION_FREEZE_270 = 3; // 0x3
diff --git a/api/system-current.txt b/api/system-current.txt
index 5d2c2e8..6a420e2 100644
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -4774,6 +4774,7 @@
     method public android.content.Context getContext();
     method public android.content.Context getTargetContext();
     method public android.app.UiAutomation getUiAutomation();
+    method public android.app.UiAutomation getUiAutomation(int);
     method public boolean invokeContextMenuAction(android.app.Activity, int, int);
     method public boolean invokeMenuActionSync(android.app.Activity, int, int);
     method public boolean isProfiling();
@@ -5670,6 +5671,7 @@
   public final class UiAutomation {
     method public void clearWindowAnimationFrameStats();
     method public boolean clearWindowContentFrameStats(int);
+    method public void destroy();
     method public android.view.accessibility.AccessibilityEvent executeAndWaitForEvent(java.lang.Runnable, android.app.UiAutomation.AccessibilityEventFilter, long) throws java.util.concurrent.TimeoutException;
     method public android.os.ParcelFileDescriptor executeShellCommand(java.lang.String);
     method public android.view.accessibility.AccessibilityNodeInfo findFocus(int);
@@ -5686,6 +5688,7 @@
     method public final void setServiceInfo(android.accessibilityservice.AccessibilityServiceInfo);
     method public android.graphics.Bitmap takeScreenshot();
     method public void waitForIdle(long, long) throws java.util.concurrent.TimeoutException;
+    field public static final int FLAG_DONT_SUPPRESS_ACCESSIBILITY_SERVICES = 1; // 0x1
     field public static final int ROTATION_FREEZE_0 = 0; // 0x0
     field public static final int ROTATION_FREEZE_180 = 2; // 0x2
     field public static final int ROTATION_FREEZE_270 = 3; // 0x3
diff --git a/api/test-current.txt b/api/test-current.txt
index 4d8d07b..22eeef4 100644
--- a/api/test-current.txt
+++ b/api/test-current.txt
@@ -4642,6 +4642,7 @@
     method public android.content.Context getContext();
     method public android.content.Context getTargetContext();
     method public android.app.UiAutomation getUiAutomation();
+    method public android.app.UiAutomation getUiAutomation(int);
     method public boolean invokeContextMenuAction(android.app.Activity, int, int);
     method public boolean invokeMenuActionSync(android.app.Activity, int, int);
     method public boolean isProfiling();
@@ -5538,6 +5539,7 @@
   public final class UiAutomation {
     method public void clearWindowAnimationFrameStats();
     method public boolean clearWindowContentFrameStats(int);
+    method public void destroy();
     method public android.view.accessibility.AccessibilityEvent executeAndWaitForEvent(java.lang.Runnable, android.app.UiAutomation.AccessibilityEventFilter, long) throws java.util.concurrent.TimeoutException;
     method public android.os.ParcelFileDescriptor executeShellCommand(java.lang.String);
     method public android.view.accessibility.AccessibilityNodeInfo findFocus(int);
@@ -5556,6 +5558,7 @@
     method public final void setServiceInfo(android.accessibilityservice.AccessibilityServiceInfo);
     method public android.graphics.Bitmap takeScreenshot();
     method public void waitForIdle(long, long) throws java.util.concurrent.TimeoutException;
+    field public static final int FLAG_DONT_SUPPRESS_ACCESSIBILITY_SERVICES = 1; // 0x1
     field public static final int ROTATION_FREEZE_0 = 0; // 0x0
     field public static final int ROTATION_FREEZE_180 = 2; // 0x2
     field public static final int ROTATION_FREEZE_270 = 3; // 0x3
diff --git a/core/java/android/app/IUiAutomationConnection.aidl b/core/java/android/app/IUiAutomationConnection.aidl
index 2caec369..7640e75 100644
--- a/core/java/android/app/IUiAutomationConnection.aidl
+++ b/core/java/android/app/IUiAutomationConnection.aidl
@@ -33,7 +33,7 @@
  * {@hide}
  */
 interface IUiAutomationConnection {
-    void connect(IAccessibilityServiceClient client);
+    void connect(IAccessibilityServiceClient client, int flags);
     void disconnect();
     boolean injectInputEvent(in InputEvent event, boolean sync);
     boolean setRotation(int rotation);
diff --git a/core/java/android/app/Instrumentation.java b/core/java/android/app/Instrumentation.java
index 53974c1..9a88f2c 100644
--- a/core/java/android/app/Instrumentation.java
+++ b/core/java/android/app/Instrumentation.java
@@ -1837,16 +1837,59 @@
      * {@link Instrumentation} APIs. Using both APIs at the same time is not
      * a mistake by itself but a client has to be aware of the APIs limitations.
      * </p>
-     * @return The UI automation instance.
+     * @return The UI automation instance. If none exists, a new one is created with no flags set.
      *
      * @see UiAutomation
      */
     public UiAutomation getUiAutomation() {
         if (mUiAutomationConnection != null) {
             if (mUiAutomation == null) {
+                return getUiAutomation(0);
+            }
+            return mUiAutomation;
+        }
+        return null;
+    }
+
+    /**
+     * Gets the {@link UiAutomation} instance with flags set.
+     * <p>
+     * <strong>Note:</strong> Only one UiAutomation can be obtained. Calling this method
+     * twice with different flags will fail unless the UiAutomation obtained in the first call
+     * is released with {@link UiAutomation#destroy()}.
+     * </p>
+     * <p>
+     * <strong>Note:</strong> The APIs exposed via the returned {@link UiAutomation}
+     * work across application boundaries while the APIs exposed by the instrumentation
+     * do not. For example, {@link Instrumentation#sendPointerSync(MotionEvent)} will
+     * not allow you to inject the event in an app different from the instrumentation
+     * target, while {@link UiAutomation#injectInputEvent(android.view.InputEvent, boolean)}
+     * will work regardless of the current application.
+     * </p>
+     * <p>
+     * A typical test case should be using either the {@link UiAutomation} or
+     * {@link Instrumentation} APIs. Using both APIs at the same time is not
+     * a mistake by itself but a client has to be aware of the APIs limitations.
+     * </p>
+     *
+     * @param flags The flags to be passed to the UiAutomation, for example
+     *        {@link UiAutomation#FLAG_DONT_SUPPRESS_ACCESSIBILITY_SERVICES}.
+     *
+     * @return The UI automation instance.
+     *
+     * @see UiAutomation
+     */
+    public UiAutomation getUiAutomation(int flags) {
+        if (mUiAutomationConnection != null) {
+            if ((mUiAutomation == null) || (mUiAutomation.isDestroyed())) {
                 mUiAutomation = new UiAutomation(getTargetContext().getMainLooper(),
                         mUiAutomationConnection);
-                mUiAutomation.connect();
+                mUiAutomation.connect(flags);
+            } else {
+                if (mUiAutomation.getFlags() != flags) {
+                    throw new RuntimeException(
+                            "Cannot get a UiAutomation with different flags from the existing one");
+                }
             }
             return mUiAutomation;
         }
@@ -1861,8 +1904,8 @@
             try {
                 Process.setThreadPriority(Process.THREAD_PRIORITY_URGENT_DISPLAY);
             } catch (RuntimeException e) {
-                Log.w(TAG, "Exception setting priority of instrumentation thread "                                            
-                        + Process.myTid(), e);                                                                             
+                Log.w(TAG, "Exception setting priority of instrumentation thread "
+                        + Process.myTid(), e);
             }
             if (mAutomaticPerformanceSnapshots) {
                 startPerformanceSnapshot();
diff --git a/core/java/android/app/UiAutomation.java b/core/java/android/app/UiAutomation.java
index dce2e51..79d383c 100644
--- a/core/java/android/app/UiAutomation.java
+++ b/core/java/android/app/UiAutomation.java
@@ -105,6 +105,14 @@
     /** Rotation constant: Freeze rotation to 270 degrees . */
     public static final int ROTATION_FREEZE_270 = Surface.ROTATION_270;
 
+    /**
+     * UiAutomation supresses accessibility services by default. This flag specifies that
+     * existing accessibility services should continue to run, and that new ones may start.
+     * This flag is set when obtaining the UiAutomation from
+     * {@link Instrumentation#getUiAutomation(int)}.
+     */
+    public static final int FLAG_DONT_SUPPRESS_ACCESSIBILITY_SERVICES = 0x00000001;
+
     private final Object mLock = new Object();
 
     private final ArrayList<AccessibilityEvent> mEventQueue = new ArrayList<AccessibilityEvent>();
@@ -123,6 +131,10 @@
 
     private boolean mIsConnecting;
 
+    private boolean mIsDestroyed;
+
+    private int mFlags;
+
     /**
      * Listener for observing the {@link AccessibilityEvent} stream.
      */
@@ -182,11 +194,22 @@
     }
 
     /**
-     * Connects this UiAutomation to the accessibility introspection APIs.
+     * Connects this UiAutomation to the accessibility introspection APIs with default flags.
      *
      * @hide
      */
     public void connect() {
+        connect(0);
+    }
+
+    /**
+     * Connects this UiAutomation to the accessibility introspection APIs.
+     *
+     * @param flags Any flags to apply to the automation as it gets connected
+     *
+     * @hide
+     */
+    public void connect(int flags) {
         synchronized (mLock) {
             throwIfConnectedLocked();
             if (mIsConnecting) {
@@ -197,7 +220,8 @@
 
         try {
             // Calling out without a lock held.
-            mUiAutomationConnection.connect(mClient);
+            mUiAutomationConnection.connect(mClient, flags);
+            mFlags = flags;
         } catch (RemoteException re) {
             throw new RuntimeException("Error while connecting UiAutomation", re);
         }
@@ -227,6 +251,17 @@
     }
 
     /**
+     * Get the flags used to connect the service.
+     *
+     * @return The flags used to connect
+     *
+     * @hide
+     */
+    public int getFlags() {
+        return mFlags;
+    }
+
+    /**
      * Disconnects this UiAutomation from the accessibility introspection APIs.
      *
      * @hide
@@ -263,6 +298,17 @@
     }
 
     /**
+     * Reports if the object has been destroyed
+     *
+     * @return {code true} if the object has been destroyed.
+     *
+     * @hide
+     */
+    public boolean isDestroyed() {
+        return mIsDestroyed;
+    }
+
+    /**
      * Sets a callback for observing the stream of {@link AccessibilityEvent}s.
      *
      * @param listener The callback.
@@ -274,6 +320,15 @@
     }
 
     /**
+     * Destroy this UiAutomation. After calling this method, attempting to use the object will
+     * result in errors.
+     */
+    public void destroy() {
+        disconnect();
+        mIsDestroyed = true;
+    }
+
+    /**
      * Performs a global action. Such an action can be performed at any moment
      * regardless of the current application or user location in that application.
      * For example going back, going home, opening recents, etc.
diff --git a/core/java/android/app/UiAutomationConnection.java b/core/java/android/app/UiAutomationConnection.java
index bd10267..276f774 100644
--- a/core/java/android/app/UiAutomationConnection.java
+++ b/core/java/android/app/UiAutomationConnection.java
@@ -77,7 +77,7 @@
 
     private int mOwningUid;
 
-    public void connect(IAccessibilityServiceClient client) {
+    public void connect(IAccessibilityServiceClient client, int flags) {
         if (client == null) {
             throw new IllegalArgumentException("Client cannot be null!");
         }
@@ -87,7 +87,7 @@
                 throw new IllegalStateException("Already connected.");
             }
             mOwningUid = Binder.getCallingUid();
-            registerUiTestAutomationServiceLocked(client);
+            registerUiTestAutomationServiceLocked(client, flags);
             storeRotationStateLocked();
         }
     }
@@ -322,7 +322,8 @@
         }
     }
 
-    private void registerUiTestAutomationServiceLocked(IAccessibilityServiceClient client) {
+    private void registerUiTestAutomationServiceLocked(IAccessibilityServiceClient client,
+            int flags) {
         IAccessibilityManager manager = IAccessibilityManager.Stub.asInterface(
                 ServiceManager.getService(Context.ACCESSIBILITY_SERVICE));
         AccessibilityServiceInfo info = new AccessibilityServiceInfo();
@@ -337,7 +338,7 @@
         try {
             // Calling out with a lock held is fine since if the system
             // process is gone the client calling in will be killed.
-            manager.registerUiTestAutomationService(mToken, client, info);
+            manager.registerUiTestAutomationService(mToken, client, info, flags);
             mClient = client;
         } catch (RemoteException re) {
             throw new IllegalStateException("Error while registering UiTestAutomationService.", re);
diff --git a/core/java/android/view/accessibility/IAccessibilityManager.aidl b/core/java/android/view/accessibility/IAccessibilityManager.aidl
index 9e79057..655c9b3 100644
--- a/core/java/android/view/accessibility/IAccessibilityManager.aidl
+++ b/core/java/android/view/accessibility/IAccessibilityManager.aidl
@@ -51,7 +51,7 @@
     void removeAccessibilityInteractionConnection(IWindow windowToken);
 
     void registerUiTestAutomationService(IBinder owner, IAccessibilityServiceClient client,
-        in AccessibilityServiceInfo info);
+        in AccessibilityServiceInfo info, int flags);
 
     void unregisterUiTestAutomationService(IAccessibilityServiceClient client);
 
diff --git a/services/accessibility/java/com/android/server/accessibility/AccessibilityManagerService.java b/services/accessibility/java/com/android/server/accessibility/AccessibilityManagerService.java
index 03809c0..2a8672d 100644
--- a/services/accessibility/java/com/android/server/accessibility/AccessibilityManagerService.java
+++ b/services/accessibility/java/com/android/server/accessibility/AccessibilityManagerService.java
@@ -27,6 +27,7 @@
 import android.app.AlertDialog;
 import android.app.PendingIntent;
 import android.app.StatusBarManager;
+import android.app.UiAutomation;
 import android.content.BroadcastReceiver;
 import android.content.ComponentName;
 import android.content.ContentResolver;
@@ -51,6 +52,7 @@
 import android.os.Binder;
 import android.os.Build;
 import android.os.Bundle;
+import android.os.Debug;
 import android.os.Handler;
 import android.os.IBinder;
 import android.os.Looper;
@@ -258,10 +260,9 @@
                     UserState userState = getCurrentUserStateLocked();
                     // We have to reload the installed services since some services may
                     // have different attributes, resolve info (does not support equals),
-                    // etc. Remove them then to force reload. Do it even if automation is
-                    // running since when it goes away, we will have to reload as well.
+                    // etc. Remove them then to force reload.
                     userState.mInstalledServices.clear();
-                    if (userState.mUiAutomationService == null) {
+                    if (!userState.isUiAutomationSuppressingOtherServices()) {
                         if (readConfigurationForUserStateLocked(userState)) {
                             onUserStateChangedLocked(userState);
                         }
@@ -296,7 +297,7 @@
                                     TOUCH_EXPLORATION_GRANTED_ACCESSIBILITY_SERVICES,
                                     userState.mTouchExplorationGrantedServices, userId);
                             // We will update when the automation service dies.
-                            if (userState.mUiAutomationService == null) {
+                            if (!userState.isUiAutomationSuppressingOtherServices()) {
                                 onUserStateChangedLocked(userState);
                             }
                             return;
@@ -330,7 +331,7 @@
                                         Settings.Secure.ENABLED_ACCESSIBILITY_SERVICES,
                                         userState.mEnabledServices, userId);
                                 // We will update when the automation service dies.
-                                if (userState.mUiAutomationService == null) {
+                                if (!userState.isUiAutomationSuppressingOtherServices()) {
                                     onUserStateChangedLocked(userState);
                                 }
                             }
@@ -362,7 +363,7 @@
                 } else if (Intent.ACTION_USER_PRESENT.equals(action)) {
                     // We will update when the automation service dies.
                     UserState userState = getCurrentUserStateLocked();
-                    if (userState.mUiAutomationService == null) {
+                    if (!userState.isUiAutomationSuppressingOtherServices()) {
                         if (readConfigurationForUserStateLocked(userState)) {
                             onUserStateChangedLocked(userState);
                         }
@@ -473,11 +474,9 @@
             final int resolvedUserId = mSecurityPolicy
                     .resolveCallingUserIdEnforcingPermissionsLocked(userId);
 
-            // The automation service is a fake one and should not be reported
-            // to clients as being enabled. The automation service is always the
-            // only active one, if it exists.
+            // The automation service can suppress other services.
             UserState userState = getUserStateLocked(resolvedUserId);
-            if (userState.mUiAutomationService != null) {
+            if (userState.isUiAutomationSuppressingOtherServices()) {
                 return Collections.emptyList();
             }
 
@@ -490,7 +489,9 @@
                 final int serviceCount = services.size();
                 for (int i = 0; i < serviceCount; i++) {
                     Service service = services.get(i);
-                    if ((service.mFeedbackType & feedbackTypeBit) != 0) {
+                    // Don't report the UIAutomation (fake service)
+                    if (!sFakeAccessibilityServiceComponentName.equals(service.mComponentName)
+                            && (service.mFeedbackType & feedbackTypeBit) != 0) {
                         result.add(service.mAccessibilityServiceInfo);
                     }
                 }
@@ -621,7 +622,8 @@
     @Override
     public void registerUiTestAutomationService(IBinder owner,
             IAccessibilityServiceClient serviceClient,
-            AccessibilityServiceInfo accessibilityServiceInfo) {
+            AccessibilityServiceInfo accessibilityServiceInfo,
+            int flags) {
         mSecurityPolicy.enforceCallingPermission(Manifest.permission.RETRIEVE_WINDOW_CONTENT,
                 FUNCTION_REGISTER_UI_TEST_AUTOMATION_SERVICE);
 
@@ -645,15 +647,17 @@
 
             userState.mUiAutomationServiceOwner = owner;
             userState.mUiAutomationServiceClient = serviceClient;
-
-            // Set the temporary state.
+            userState.mUiAutomationFlags = flags;
             userState.mIsAccessibilityEnabled = true;
-            userState.mIsTouchExplorationEnabled = false;
-            userState.mIsEnhancedWebAccessibilityEnabled = false;
-            userState.mIsDisplayMagnificationEnabled = false;
-            userState.mIsAutoclickEnabled = false;
             userState.mInstalledServices.add(accessibilityServiceInfo);
-            userState.mEnabledServices.clear();
+            if (userState.isUiAutomationSuppressingOtherServices()) {
+                // Set the temporary state.
+                userState.mIsTouchExplorationEnabled = false;
+                userState.mIsEnhancedWebAccessibilityEnabled = false;
+                userState.mIsDisplayMagnificationEnabled = false;
+                userState.mIsAutoclickEnabled = false;
+                userState.mEnabledServices.clear();
+            }
             userState.mEnabledServices.add(sFakeAccessibilityServiceComponentName);
             userState.mTouchExplorationGrantedServices.add(sFakeAccessibilityServiceComponentName);
 
@@ -694,7 +698,7 @@
             UserState userState = getCurrentUserStateLocked();
 
             // This is a nop if UI automation is enabled.
-            if (userState.mUiAutomationService != null) {
+            if (userState.isUiAutomationSuppressingOtherServices()) {
                 return;
             }
 
@@ -1027,6 +1031,9 @@
         if (!mTempComponentNameSet.equals(userState.mEnabledServices)) {
             userState.mEnabledServices.clear();
             userState.mEnabledServices.addAll(mTempComponentNameSet);
+            if (userState.mUiAutomationService != null) {
+                userState.mEnabledServices.add(sFakeAccessibilityServiceComponentName);
+            }
             mTempComponentNameSet.clear();
             return true;
         }
@@ -3981,6 +3988,7 @@
         public boolean mAccessibilityFocusOnlyInActiveWindow;
 
         private Service mUiAutomationService;
+        private int mUiAutomationFlags;
         private IAccessibilityServiceClient mUiAutomationServiceClient;
 
         private IBinder mUiAutomationServiceOwner;
@@ -4044,6 +4052,7 @@
 
         public void destroyUiAutomationService() {
             mUiAutomationService = null;
+            mUiAutomationFlags = 0;
             mUiAutomationServiceClient = null;
             if (mUiAutomationServiceOwner != null) {
                 mUiAutomationServiceOwner.unlinkToDeath(
@@ -4051,6 +4060,11 @@
                 mUiAutomationServiceOwner = null;
             }
         }
+
+        boolean isUiAutomationSuppressingOtherServices() {
+            return ((mUiAutomationService != null) && (mUiAutomationFlags
+                    & UiAutomation.FLAG_DONT_SUPPRESS_ACCESSIBILITY_SERVICES) == 0);
+        }
     }
 
     private final class AccessibilityContentObserver extends ContentObserver {
@@ -4130,8 +4144,8 @@
                 // we are checking for changes only the parent settings.
                 UserState userState = getCurrentUserStateLocked();
 
-                // We will update when the automation service dies.
-                if (userState.mUiAutomationService != null) {
+                // If the automation service is suppressing, we will update when it dies.
+                if (userState.isUiAutomationSuppressingOtherServices()) {
                     return;
                 }