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Merge "Remove "enhance web scripts" from settings and make it requested by plug-ins."

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This commit is contained in:
Svetoslav
2013-01-31 03:16:59 +00:00
committed by Android (Google) Code Review
parent c5401d4451 3822896e22
commit ec695824af
11 changed files with 165 additions and 156 deletions
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6
api/current.txt
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@@ -36,6 +36,8 @@ package android {
field public static final java.lang.String CALL_PHONE = "android.permission.CALL_PHONE";
field public static final java.lang.String CALL_PRIVILEGED = "android.permission.CALL_PRIVILEGED";
field public static final java.lang.String CAMERA = "android.permission.CAMERA";
field public static final java.lang.String CAN_REQUEST_ENHANCED_WEB_ACCESSIBILITY = "android.permission.CAN_REQUEST_ENHANCED_WEB_ACCESSIBILITY";
field public static final java.lang.String CAN_REQUEST_TOUCH_EXPLORATION_MODE = "android.permission.CAN_REQUEST_TOUCH_EXPLORATION_MODE";
field public static final java.lang.String CHANGE_COMPONENT_ENABLED_STATE = "android.permission.CHANGE_COMPONENT_ENABLED_STATE";
field public static final java.lang.String CHANGE_CONFIGURATION = "android.permission.CHANGE_CONFIGURATION";
field public static final java.lang.String CHANGE_NETWORK_STATE = "android.permission.CHANGE_NETWORK_STATE";
@@ -141,6 +143,7 @@ package android {
public static final class Manifest.permission_group {
ctor public Manifest.permission_group();
field public static final java.lang.String ACCESSIBILITY_FEATURES = "android.permission-group.ACCESSIBILITY_FEATURES";
field public static final java.lang.String ACCOUNTS = "android.permission-group.ACCOUNTS";
field public static final java.lang.String AFFECTS_BATTERY = "android.permission-group.AFFECTS_BATTERY";
field public static final java.lang.String APP_INFO = "android.permission-group.APP_INFO";
@@ -2104,7 +2107,8 @@ package android.accessibilityservice {
field public static final int FEEDBACK_SPOKEN = 1; // 0x1
field public static final int FEEDBACK_VISUAL = 8; // 0x8
field public static final int FLAG_INCLUDE_NOT_IMPORTANT_VIEWS = 2; // 0x2
field public static final int FLAG_REPORT_VIEW_IDS = 8; // 0x8
field public static final int FLAG_REPORT_VIEW_IDS = 16; // 0x10
field public static final int FLAG_REQUEST_ENHANCED_WEB_ACCESSIBILITY = 8; // 0x8
field public static final int FLAG_REQUEST_TOUCH_EXPLORATION_MODE = 4; // 0x4
field public int eventTypes;
field public int feedbackType;

14
core/java/android/accessibilityservice/AccessibilityServiceInfo.java
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@@ -152,6 +152,18 @@ public class AccessibilityServiceInfo implements Parcelable {
*/
public static final int FLAG_REQUEST_TOUCH_EXPLORATION_MODE= 0x0000004;
/**
* This flag requests from the system to enable web accessibility enhancing
* extensions. Such extensions aim to provide improved accessibility support
* for content presented in a {@link android.webkit.WebView}. An example of such
* an extension is injecting JavaScript from Google. The system will enable
* enhanced web accessibility if there is at least one accessibility service
* that has this flag set. Hence, clearing this flag does not guarantee that the
* device will not have enhanced web accessibility enabled since there may be
* another enabled service that requested it.
*/
public static final int FLAG_REQUEST_ENHANCED_WEB_ACCESSIBILITY = 0x00000008;
/**
* This flag requests that the {@link AccessibilityNodeInfo}s obtained
* by an {@link AccessibilityService} contain the id of the source view.
@@ -159,7 +171,7 @@ public class AccessibilityServiceInfo implements Parcelable {
* form "package:id/name", for example "foo.bar:id/my_list", and it is
* useful for UI test automation. This flag is not set by default.
*/
public static final int FLAG_REPORT_VIEW_IDS = 0x00000008;
public static final int FLAG_REPORT_VIEW_IDS = 0x00000010;
/**
* The event types an {@link AccessibilityService} is interested in.

1
core/java/android/provider/Settings.java
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@@ -3351,6 +3351,7 @@ public final class Settings {
*
* @hide
*/
@Deprecated
public static final String TOUCH_EXPLORATION_GRANTED_ACCESSIBILITY_SERVICES =
"touch_exploration_granted_accessibility_services";

27
core/res/AndroidManifest.xml
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@@ -532,6 +532,31 @@
android:label="@string/permlab_addVoicemail"
android:description="@string/permdesc_addVoicemail" />
<!-- =============================================== -->
<!-- Permissions for enabling accessibility features -->
<!-- =============================================== -->
<!-- Used for permissions that allow requesting certain accessibility features. -->
<permission-group android:name="android.permission-group.ACCESSIBILITY_FEATURES"
android:label="@string/permgrouplab_accessibilityFeatures"
android:icon="@drawable/perm_group_accessibility_features"
android:description="@string/permgroupdesc_accessibilityFeatures"
android:priority="380" />
<!-- Allows an accessibility service to request touch exploration mode. -->
<permission android:name="android.permission.CAN_REQUEST_TOUCH_EXPLORATION_MODE"
android:permissionGroup="android.permission-group.ACCESSIBILITY_FEATURES"
android:label="@string/permlab_canRequestTouchExplorationMode"
android:description="@string/permdesc_canRequestTouchExplorationMode"
android:protectionLevel="dangerous" />
<!-- Allows an accessibility service to request enhanced web accessibility. -->
<permission android:name="android.permission.CAN_REQUEST_ENHANCED_WEB_ACCESSIBILITY"
android:permissionGroup="android.permission-group.ACCESSIBILITY_FEATURES"
android:label="@string/permlab_canRequestEnahncedWebAccessibility"
android:description="@string/permdesc_canRequestEnahncedWebAccessibility"
android:protectionLevel="dangerous" />
<!-- ======================================= -->
<!-- Permissions for accessing location info -->
<!-- ======================================= -->
@@ -1730,7 +1755,7 @@
android:description="@string/permdesc_bindInputMethod"
android:protectionLevel="signature" />
<!-- Must be required by an {@link android.accessibilityservice.AccessibilityService},
<!-- Must be required by an {@link android.accessibilityservice.AccessibilityService},
to ensure that only the system can bind to it. -->
<permission android:name="android.permission.BIND_ACCESSIBILITY_SERVICE"
android:label="@string/permlab_bindAccessibilityService"

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2
core/res/res/values/attrs.xml
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@@ -2510,6 +2510,8 @@
<flag name="flagIncludeNotImportantViews" value="0x00000002" />
<!-- Has flag {@link android.accessibilityservice.AccessibilityServiceInfo#FLAG_REQUEST_TOUCH_EXPLORATION_MODE} -->
<flag name="flagRequestTouchExplorationMode" value="0x00000004" />
<!-- Has flag {@link android.accessibilityservice.AccessibilityServiceInfo#FLAG_REQUEST_ENHANCED_WEB_ACCESSIBILITY} -->
<flag name="flagRequestEnhancedWebAccessibility" value="0x00000008" />
</attr>
<!-- Component name of an activity that allows the user to modify
the settings for this service. This setting cannot be changed at runtime. -->

38
core/res/res/values/strings.xml
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@@ -535,6 +535,11 @@
<!-- Description of a category of application permissions, listed so the user can choose whether they want to allow the application to do this. -->
<string name="permgroupdesc_storage" product="default">Access the SD card.</string>
<!-- Title of a category of application permissions, listed so the user can choose whether they want to allow the application to do this. -->
<string name="permgrouplab_accessibilityFeatures">Accessibility features</string>
<!-- Description of a category of application permissions, listed so the user can choose whether they want to allow the application to do this. -->
<string name="permgroupdesc_accessibilityFeatures">Features that assistive technology can request.</string>
<!-- Permissions -->
<!-- Title of an application permission, listed so the user can choose whether they want to allow the application to do this. -->
@@ -934,6 +939,20 @@
<string name="permdesc_bindAccessibilityService">Allows the holder to bind to the top-level
interface of an accessibility service. Should never be needed for normal apps.</string>
<!-- Title of an application permission, listed so the user can choose whether they want to allow the application to do this. -->
<string name="permlab_canRequestTouchExplorationMode">request explore by touch</string>
<!-- Description of an application permission, listed so the user can choose whether they want to allow the application to do this. -->
<string name="permdesc_canRequestTouchExplorationMode">Allows the hoder to request an
interaction mode in which touched items are spoken aloud and the UI can be explored
via gestures.</string>
<!-- Title of an application permission, listed so the user can choose whether they want to allow the application to do this. -->
<string name="permlab_canRequestEnahncedWebAccessibility">request enhanced web accessibility</string>
<!-- Description of an application permission, listed so the user can choose whether they want to allow the application to do this. -->
<string name="permdesc_canRequestEnahncedWebAccessibility">Allows the hoder to request
enabling of web accessibility enhancements. For example, installing scripts from
Google to make app content more accessible.</string>
<!-- Title of an application permission, listed so the user can choose whether they want to allow the application to do this. -->
<string name="permlab_bindTextService">bind to a text service</string>
<!-- Description of an application permission, listed so the user can choose whether they want to allow the application to do this. -->
@@ -2695,25 +2714,6 @@
<!-- SearchView accessibility description for voice button [CHAR LIMIT=NONE] -->
<string name="searchview_description_voice">Voice search</string>
<!-- Title for a warning message about the interaction model changes after allowing an accessibility
service to put the device into explore by touch mode, displayed as a dialog message when
the user selects to enables the service. (default). [CHAR LIMIT=45] -->
<string name="enable_explore_by_touch_warning_title">Enable Explore by Touch?</string>
<!-- Summary for a warning message about the interaction model changes after allowing an accessibility
service to put the device into explore by touch mode, displayed as a dialog message when
the user selects to enables the service. (tablet). [CHAR LIMIT=NONE] -->
<string name="enable_explore_by_touch_warning_message" product="tablet">
<xliff:g id="accessibility_service_name">%1$s</xliff:g> wants to enable Explore by Touch.
When Explore by Touch is turned on, you can hear or see descriptions of what\'s under
your finger or perform gestures to interact with the tablet.</string>
<!-- Summary for a warning message about the interaction model changes after allowing an accessibility
service to put the device into explore by touch mode, displayed as a dialog message when
the user selects to enables the service. (default). [CHAR LIMIT=NONE] -->
<string name="enable_explore_by_touch_warning_message" product="default">
<xliff:g id="accessibility_service_name">%1$s</xliff:g> wants to enable Explore by Touch.
When Explore by Touch is turned on, you can hear or see descriptions of what\'s under
your finger or perform gestures to interact with the phone.</string>
<!-- String used to display the date. This is the string to say something happened 1 month ago. -->
<string name="oneMonthDurationPast">1 month ago</string>
<!-- String used to display the date. This is the string to say something happened more than 1 month ago. -->

18
packages/SettingsProvider/src/com/android/providers/settings/DatabaseHelper.java
View File

@@ -71,7 +71,7 @@ public class DatabaseHelper extends SQLiteOpenHelper {
// database gets upgraded properly. At a minimum, please confirm that 'upgradeVersion'
// is properly propagated through your change. Not doing so will result in a loss of user
// settings.
private static final int DATABASE_VERSION = 96;
private static final int DATABASE_VERSION = 97;
private Context mContext;
private int mUserHandle;
@@ -1536,6 +1536,22 @@ public class DatabaseHelper extends SQLiteOpenHelper {
upgradeVersion = 96;
}
if (upgradeVersion == 96) {
// Remove Settings.Secure.TOUCH_EXPLORATION_GRANTED_ACCESSIBILITY_SERVICES
if (mUserHandle == UserHandle.USER_OWNER) {
db.beginTransaction();
try {
db.execSQL("DELETE FROM system WHERE name='"
+ Settings.Secure.TOUCH_EXPLORATION_GRANTED_ACCESSIBILITY_SERVICES
+ "'");
db.setTransactionSuccessful();
} finally {
db.endTransaction();
}
}
upgradeVersion = 97;
}
// *** Remember to update DATABASE_VERSION above!
if (upgradeVersion != currentVersion) {

215
services/java/com/android/server/accessibility/AccessibilityManagerService.java
View File

@@ -23,15 +23,12 @@ import android.accessibilityservice.AccessibilityService;
import android.accessibilityservice.AccessibilityServiceInfo;
import android.accessibilityservice.IAccessibilityServiceClient;
import android.accessibilityservice.IAccessibilityServiceConnection;
import android.app.AlertDialog;
import android.app.PendingIntent;
import android.app.StatusBarManager;
import android.content.BroadcastReceiver;
import android.content.ComponentName;
import android.content.ContentResolver;
import android.content.Context;
import android.content.DialogInterface;
import android.content.DialogInterface.OnClickListener;
import android.content.Intent;
import android.content.IntentFilter;
import android.content.ServiceConnection;
@@ -70,7 +67,6 @@ import android.view.InputDevice;
import android.view.KeyCharacterMap;
import android.view.KeyEvent;
import android.view.MagnificationSpec;
import android.view.WindowManager;
import android.view.accessibility.AccessibilityEvent;
import android.view.accessibility.AccessibilityInteractionClient;
import android.view.accessibility.AccessibilityManager;
@@ -161,8 +157,6 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub {
private Service mQueryBridge;
private AlertDialog mEnableTouchExplorationDialog;
private AccessibilityInputFilter mInputFilter;
private boolean mHasInputFilter;
@@ -250,12 +244,6 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub {
persistComponentNamesToSettingLocked(
Settings.Secure.ENABLED_ACCESSIBILITY_SERVICES,
state.mEnabledServices, userId);
// Update the touch exploration granted services setting.
state.mTouchExplorationGrantedServices.remove(comp);
persistComponentNamesToSettingLocked(
Settings.Secure.
TOUCH_EXPLORATION_GRANTED_ACCESSIBILITY_SERVICES,
state.mEnabledServices, userId);
return;
}
}
@@ -534,6 +522,9 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub {
// No touch exploration.
userState.mIsTouchExplorationEnabled = false;
// No touch enhanced web accessibility.
userState.mIsEnhancedWebAccessibilityEnabled = false;
// Hook the automation service up.
mUiAutomationService = new Service(mCurrentUserId, componentName,
accessibilityServiceInfo, true);
@@ -559,16 +550,14 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub {
synchronized (mLock) {
UserState userState = getCurrentUserStateLocked();
// Stash the old state so we can restore it when the keyguard is gone.
mTempStateChangeForCurrentUserMemento.initialize(mCurrentUserId,
getCurrentUserStateLocked());
mTempStateChangeForCurrentUserMemento.initialize(getCurrentUserStateLocked());
// Set the temporary state.
userState.mIsAccessibilityEnabled = true;
userState.mIsTouchExplorationEnabled= touchExplorationEnabled;
userState.mIsTouchExplorationEnabled = touchExplorationEnabled;
userState.mIsEnhancedWebAccessibilityEnabled = false;
userState.mIsDisplayMagnificationEnabled = false;
userState.mEnabledServices.clear();
userState.mEnabledServices.add(service);
userState.mTouchExplorationGrantedServices.clear();
userState.mTouchExplorationGrantedServices.add(service);
// Update the internal state.
performServiceManagementLocked(userState);
scheduleUpdateInputFilter(userState);
@@ -842,14 +831,6 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub {
userState.mEnabledServices);
}
private void populateTouchExplorationGrantedAccessibilityServicesLocked(
UserState userState) {
populateComponentNamesFromSettingLocked(
Settings.Secure.TOUCH_EXPLORATION_GRANTED_ACCESSIBILITY_SERVICES,
userState.mUserId,
userState.mTouchExplorationGrantedServices);
}
/**
* Performs {@link AccessibilityService}s delayed notification. The delay is configurable
* and denotes the period after the last event before notifying the service.
@@ -896,6 +877,7 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub {
userState.mComponentNameToServiceMap.put(service.mComponentName, service);
scheduleUpdateInputFilter(userState);
tryEnableTouchExplorationLocked(service);
tryEnableEnhancedWebAccessibilityLocked(service);
} catch (RemoteException e) {
/* do nothing */
}
@@ -918,6 +900,7 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub {
service.dispose();
scheduleUpdateInputFilter(userState);
tryDisableTouchExplorationLocked(service);
tryDisableEnhancedWebAccessibilityLocked(service);
return removed;
}
@@ -937,7 +920,7 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub {
private boolean canDispathEventLocked(Service service, AccessibilityEvent event,
int handledFeedbackTypes) {
if (!service.canReceiveEvents()) {
if (!service.canReceiveEventsLocked()) {
return false;
}
@@ -1140,53 +1123,6 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub {
}
}
private void showEnableTouchExplorationDialog(final Service service) {
String label = service.mResolveInfo.loadLabel(
mContext.getPackageManager()).toString();
synchronized (mLock) {
final UserState state = getCurrentUserStateLocked();
if (state.mIsTouchExplorationEnabled) {
return;
}
if (mEnableTouchExplorationDialog != null
&& mEnableTouchExplorationDialog.isShowing()) {
return;
}
mEnableTouchExplorationDialog = new AlertDialog.Builder(mContext)
.setIconAttribute(android.R.attr.alertDialogIcon)
.setPositiveButton(android.R.string.ok, new OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
// The user allowed the service to toggle touch exploration.
state.mTouchExplorationGrantedServices.add(service.mComponentName);
persistComponentNamesToSettingLocked(
Settings.Secure.TOUCH_EXPLORATION_GRANTED_ACCESSIBILITY_SERVICES,
state.mTouchExplorationGrantedServices, state.mUserId);
// Enable touch exploration.
Settings.Secure.putIntForUser(mContext.getContentResolver(),
Settings.Secure.TOUCH_EXPLORATION_ENABLED, 1,
service.mUserId);
}
})
.setNegativeButton(android.R.string.cancel, new OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
dialog.dismiss();
}
})
.setTitle(R.string.enable_explore_by_touch_warning_title)
.setMessage(mContext.getString(
R.string.enable_explore_by_touch_warning_message, label))
.create();
mEnableTouchExplorationDialog.getWindow().setType(
WindowManager.LayoutParams.TYPE_SYSTEM_ALERT);
mEnableTouchExplorationDialog.getWindow().getAttributes().privateFlags
|= WindowManager.LayoutParams.PRIVATE_FLAG_SHOW_FOR_ALL_USERS;
mEnableTouchExplorationDialog.setCanceledOnTouchOutside(true);
mEnableTouchExplorationDialog.show();
}
}
private int getClientState(UserState userState) {
int clientState = 0;
if (userState.mIsAccessibilityEnabled) {
@@ -1202,7 +1138,6 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub {
private void recreateInternalStateLocked(UserState userState) {
populateInstalledAccessibilityServiceLocked(userState);
populateEnabledAccessibilityServicesLocked(userState);
populateTouchExplorationGrantedAccessibilityServicesLocked(userState);
handleTouchExplorationEnabledSettingChangedLocked(userState);
handleDisplayMagnificationEnabledSettingChangedLocked(userState);
@@ -1240,40 +1175,21 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub {
0, userState.mUserId) == 1;
}
private void handleTouchExplorationGrantedAccessibilityServicesChangedLocked(
UserState userState) {
final int serviceCount = userState.mServices.size();
for (int i = 0; i < serviceCount; i++) {
Service service = userState.mServices.get(i);
if (service.mRequestTouchExplorationMode
&& userState.mTouchExplorationGrantedServices.contains(
service.mComponentName)) {
tryEnableTouchExplorationLocked(service);
return;
}
private void tryEnableTouchExplorationLocked(Service service) {
if (!service.mRequestTouchExplorationMode || !service.canReceiveEventsLocked()) {
return;
}
if (userState.mIsTouchExplorationEnabled) {
Settings.Secure.putIntForUser(mContext.getContentResolver(),
Settings.Secure.TOUCH_EXPLORATION_ENABLED, 0, userState.mUserId);
}
}
private void tryEnableTouchExplorationLocked(final Service service) {
UserState userState = getUserStateLocked(service.mUserId);
if (!userState.mIsTouchExplorationEnabled && service.mRequestTouchExplorationMode
&& service.canReceiveEvents()) {
final boolean canToggleTouchExploration =
userState.mTouchExplorationGrantedServices.contains(service.mComponentName);
if (!service.mIsAutomation && !canToggleTouchExploration) {
showEnableTouchExplorationDialog(service);
} else {
Settings.Secure.putIntForUser(mContext.getContentResolver(),
Settings.Secure.TOUCH_EXPLORATION_ENABLED, 1, userState.mUserId);
}
if (!userState.mIsTouchExplorationEnabled) {
Settings.Secure.putIntForUser(mContext.getContentResolver(),
Settings.Secure.TOUCH_EXPLORATION_ENABLED, 1, userState.mUserId);
}
}
private void tryDisableTouchExplorationLocked(Service service) {
if (!service.mRequestTouchExplorationMode) {
return;
}
UserState userState = getUserStateLocked(service.mUserId);
if (userState.mIsTouchExplorationEnabled) {
final int serviceCount = userState.mServices.size();
@@ -1288,6 +1204,35 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub {
}
}
private void tryEnableEnhancedWebAccessibilityLocked(Service service) {
if (!service.mRequestEnhancedWebAccessibility || !service.canReceiveEventsLocked()) {
return;
}
UserState userState = getUserStateLocked(service.mUserId);
if (!userState.mIsEnhancedWebAccessibilityEnabled) {
Settings.Secure.putIntForUser(mContext.getContentResolver(),
Settings.Secure.ACCESSIBILITY_SCRIPT_INJECTION, 1, userState.mUserId);
}
}
private void tryDisableEnhancedWebAccessibilityLocked(Service service) {
if (!service.mRequestEnhancedWebAccessibility) {
return;
}
UserState userState = getUserStateLocked(service.mUserId);
if (userState.mIsEnhancedWebAccessibilityEnabled) {
final int serviceCount = userState.mServices.size();
for (int i = 0; i < serviceCount; i++) {
Service other = userState.mServices.get(i);
if (other != service && other.mRequestEnhancedWebAccessibility) {
return;
}
}
Settings.Secure.putIntForUser(mContext.getContentResolver(),
Settings.Secure.ACCESSIBILITY_SCRIPT_INJECTION, 0, userState.mUserId);
}
}
@Override
public void dump(FileDescriptor fd, final PrintWriter pw, String[] args) {
mSecurityPolicy.enforceCallingPermission(Manifest.permission.DUMP, FUNCTION_DUMP);
@@ -1494,6 +1439,8 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub {
boolean mRequestTouchExplorationMode;
boolean mRequestEnhancedWebAccessibility;
int mFetchFlags;
long mNotificationTimeout;
@@ -1547,9 +1494,6 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub {
mIsAutomation = isAutomation;
if (!isAutomation) {
mCanRetrieveScreenContent = accessibilityServiceInfo.getCanRetrieveWindowContent();
mRequestTouchExplorationMode =
(accessibilityServiceInfo.flags
& AccessibilityServiceInfo.FLAG_REQUEST_TOUCH_EXPLORATION_MODE) != 0;
mIntent = new Intent().setComponent(mComponentName);
mIntent.putExtra(Intent.EXTRA_CLIENT_LABEL,
com.android.internal.R.string.accessibility_binding_label);
@@ -1582,18 +1526,39 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub {
& AccessibilityServiceInfo.FLAG_REPORT_VIEW_IDS) != 0 ?
AccessibilityNodeInfo.FLAG_REPORT_VIEW_IDS : 0;
mRequestTouchExplorationMode = (info.flags
& AccessibilityServiceInfo.FLAG_REQUEST_TOUCH_EXPLORATION_MODE) != 0;
if (mResolveInfo != null) {
String packageName = mResolveInfo.serviceInfo.packageName;
if (mContext.getPackageManager().checkPermission(
android.Manifest.permission.CAN_REQUEST_TOUCH_EXPLORATION_MODE,
packageName) == PackageManager.PERMISSION_GRANTED) {
mRequestTouchExplorationMode = (info.flags
& AccessibilityServiceInfo.FLAG_REQUEST_TOUCH_EXPLORATION_MODE) != 0;
}
if (mContext.getPackageManager().checkPermission(
android.Manifest.permission.CAN_REQUEST_ENHANCED_WEB_ACCESSIBILITY,
packageName) == PackageManager.PERMISSION_GRANTED) {
mRequestEnhancedWebAccessibility = (info.flags
& AccessibilityServiceInfo.FLAG_REQUEST_ENHANCED_WEB_ACCESSIBILITY) != 0;
}
}
// If this service is up and running we may have to enable touch
// exploration, otherwise this will happen when the service connects.
// exploration or enhanced web accessibility, otherwise this will
// happen when the service connects.
synchronized (mLock) {
if (canReceiveEvents()) {
if (canReceiveEventsLocked()) {
if (mRequestTouchExplorationMode) {
tryEnableTouchExplorationLocked(this);
} else {
tryDisableTouchExplorationLocked(this);
}
if (mRequestEnhancedWebAccessibility) {
tryEnableEnhancedWebAccessibilityLocked(this);
} else {
tryDisableEnhancedWebAccessibilityLocked(this);
}
}
}
}
@@ -1630,7 +1595,7 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub {
return false;
}
public boolean canReceiveEvents() {
public boolean canReceiveEventsLocked() {
return (mEventTypes != 0 && mFeedbackType != 0 && mService != null);
}
@@ -2484,9 +2449,6 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub {
public final Set<ComponentName> mEnabledServices = new HashSet<ComponentName>();
public final Set<ComponentName> mTouchExplorationGrantedServices =
new HashSet<ComponentName>();
public final SparseArray<AccessibilityConnectionWrapper>
mInteractionConnections =
new SparseArray<AccessibilityConnectionWrapper>();
@@ -2497,6 +2459,7 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub {
public boolean mIsAccessibilityEnabled;
public boolean mIsTouchExplorationEnabled;
public boolean mIsEnhancedWebAccessibilityEnabled;
public boolean mIsDisplayMagnificationEnabled;
public UserState(int userId) {
@@ -2508,36 +2471,37 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub {
public int mUserId = UserHandle.USER_NULL;
public boolean mIsAccessibilityEnabled;
public boolean mIsTouchExplorationEnabled;
public boolean mIsEnhancedWebAccessibilityEnabled;
public boolean mIsDisplayMagnificationEnabled;
public final Set<ComponentName> mEnabledServices = new HashSet<ComponentName>();
public final Set<ComponentName> mTouchExplorationGrantedServices =
new HashSet<ComponentName>();
public void initialize(int userId, UserState userState) {
mUserId = userId;
public void initialize(UserState userState) {
mUserId = userState.mUserId;
mIsAccessibilityEnabled = userState.mIsAccessibilityEnabled;
mIsTouchExplorationEnabled = userState.mIsTouchExplorationEnabled;
mIsEnhancedWebAccessibilityEnabled = userState.mIsEnhancedWebAccessibilityEnabled;
mIsDisplayMagnificationEnabled = userState.mIsDisplayMagnificationEnabled;
mEnabledServices.clear();
mEnabledServices.addAll(userState.mEnabledServices);
mTouchExplorationGrantedServices.clear();
mTouchExplorationGrantedServices.addAll(userState.mTouchExplorationGrantedServices);
}
public void applyTo(UserState userState) {
userState.mIsAccessibilityEnabled = mIsAccessibilityEnabled;
userState.mIsTouchExplorationEnabled = mIsTouchExplorationEnabled;
userState.mIsEnhancedWebAccessibilityEnabled = mIsEnhancedWebAccessibilityEnabled;
userState.mIsDisplayMagnificationEnabled = mIsDisplayMagnificationEnabled;
userState.mEnabledServices.clear();
userState.mEnabledServices.addAll(mEnabledServices);
userState.mTouchExplorationGrantedServices.clear();
userState.mTouchExplorationGrantedServices.addAll(mTouchExplorationGrantedServices);
}
public void clear() {
mUserId = UserHandle.USER_NULL;
mIsAccessibilityEnabled = false;
mIsTouchExplorationEnabled = false;
mIsEnhancedWebAccessibilityEnabled = false;
mIsDisplayMagnificationEnabled = false;
mEnabledServices.clear();
mTouchExplorationGrantedServices.clear();
@@ -2558,9 +2522,6 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub {
private final Uri mEnabledAccessibilityServicesUri = Settings.Secure.getUriFor(
Settings.Secure.ENABLED_ACCESSIBILITY_SERVICES);
private final Uri mTouchExplorationGrantedAccessibilityServicesUri = Settings.Secure
.getUriFor(Settings.Secure.TOUCH_EXPLORATION_GRANTED_ACCESSIBILITY_SERVICES);
public AccessibilityContentObserver(Handler handler) {
super(handler);
}
@@ -2574,9 +2535,6 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub {
false, this, UserHandle.USER_ALL);
contentResolver.registerContentObserver(mEnabledAccessibilityServicesUri,
false, this, UserHandle.USER_ALL);
contentResolver.registerContentObserver(
mTouchExplorationGrantedAccessibilityServicesUri,
false, this, UserHandle.USER_ALL);
}
@Override
@@ -2621,15 +2579,6 @@ public class AccessibilityManagerService extends IAccessibilityManager.Stub {
manageServicesLocked(userState);
}
}
} else if (mTouchExplorationGrantedAccessibilityServicesUri.equals(uri)) {
synchronized (mLock) {
// We will update when the automation service dies.
if (mUiAutomationService == null) {
UserState userState = getCurrentUserStateLocked();
populateTouchExplorationGrantedAccessibilityServicesLocked(userState);
handleTouchExplorationGrantedAccessibilityServicesChangedLocked(userState);
}
}
}
}
}