Merge "Make IMMS#mImeDrawsImeNavBarRes multi-user aware" into main
diff --git a/services/core/java/com/android/server/inputmethod/InputMethodBindingController.java b/services/core/java/com/android/server/inputmethod/InputMethodBindingController.java
index 5ab493b..9837ab1 100644
--- a/services/core/java/com/android/server/inputmethod/InputMethodBindingController.java
+++ b/services/core/java/com/android/server/inputmethod/InputMethodBindingController.java
@@ -408,7 +408,8 @@
InputMethodManager
.invalidateLocalConnectionlessStylusHandwritingAvailabilityCaches();
}
- mService.initializeImeLocked(mCurMethod, mCurToken, mUserId);
+ mService.initializeImeLocked(mCurMethod, mCurToken,
+ InputMethodBindingController.this);
mService.scheduleNotifyImeUidToAudioService(mCurMethodUid);
mService.reRequestCurrentClientSessionLocked(mUserId);
mAutofillController.performOnCreateInlineSuggestionsRequest();
diff --git a/services/core/java/com/android/server/inputmethod/InputMethodDrawsNavBarResourceMonitor.java b/services/core/java/com/android/server/inputmethod/InputMethodDrawsNavBarResourceMonitor.java
new file mode 100644
index 0000000..b835d05
--- /dev/null
+++ b/services/core/java/com/android/server/inputmethod/InputMethodDrawsNavBarResourceMonitor.java
@@ -0,0 +1,89 @@
+/*
+ * Copyright (C) 2024 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 com.android.server.inputmethod;
+
+import static android.content.Intent.ACTION_OVERLAY_CHANGED;
+
+import android.annotation.AnyThread;
+import android.annotation.NonNull;
+import android.annotation.SuppressLint;
+import android.annotation.UserIdInt;
+import android.annotation.WorkerThread;
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.content.pm.PackageManager;
+import android.os.Handler;
+import android.os.PatternMatcher;
+import android.os.UserHandle;
+import android.util.Slog;
+
+final class InputMethodDrawsNavBarResourceMonitor {
+ private static final String TAG = "InputMethodDrawsNavBarResourceMonitor";
+
+ private static final String SYSTEM_PACKAGE_NAME = "android";
+
+ /**
+ * Not intended to be instantiated.
+ */
+ private InputMethodDrawsNavBarResourceMonitor() {
+ }
+
+ @WorkerThread
+ static boolean evaluate(@NonNull Context context, @UserIdInt int userId) {
+ final Context userAwareContext;
+ if (context.getUserId() == userId) {
+ userAwareContext = context;
+ } else {
+ userAwareContext = context.createContextAsUser(UserHandle.of(userId), 0 /* flags */);
+ }
+ try {
+ return userAwareContext.getPackageManager()
+ .getResourcesForApplication(SYSTEM_PACKAGE_NAME)
+ .getBoolean(com.android.internal.R.bool.config_imeDrawsImeNavBar);
+ } catch (PackageManager.NameNotFoundException e) {
+ Slog.e(TAG, "getResourcesForApplication(\"" + SYSTEM_PACKAGE_NAME + "\") failed",
+ e);
+ return false;
+ }
+ }
+
+ @FunctionalInterface
+ interface OnUpdateCallback {
+ void onUpdate(@UserIdInt int userId);
+ }
+
+ @SuppressLint("MissingPermission")
+ @AnyThread
+ static void registerCallback(@NonNull Context context, @NonNull Handler ioHandler,
+ @NonNull OnUpdateCallback callback) {
+ final IntentFilter intentFilter = new IntentFilter(ACTION_OVERLAY_CHANGED);
+ intentFilter.addDataScheme(IntentFilter.SCHEME_PACKAGE);
+ intentFilter.addDataSchemeSpecificPart(SYSTEM_PACKAGE_NAME, PatternMatcher.PATTERN_LITERAL);
+
+ final BroadcastReceiver broadcastReceiver = new BroadcastReceiver() {
+ @Override
+ public void onReceive(Context context, Intent intent) {
+ final int userId = getSendingUserId();
+ callback.onUpdate(userId);
+ }
+ };
+ context.registerReceiverAsUser(broadcastReceiver, UserHandle.ALL, intentFilter,
+ null /* broadcastPermission */, ioHandler, Context.RECEIVER_NOT_EXPORTED);
+ }
+}
diff --git a/services/core/java/com/android/server/inputmethod/InputMethodManagerService.java b/services/core/java/com/android/server/inputmethod/InputMethodManagerService.java
index e1803dc..e342c78 100644
--- a/services/core/java/com/android/server/inputmethod/InputMethodManagerService.java
+++ b/services/core/java/com/android/server/inputmethod/InputMethodManagerService.java
@@ -67,6 +67,7 @@
import android.annotation.Nullable;
import android.annotation.UiThread;
import android.annotation.UserIdInt;
+import android.annotation.WorkerThread;
import android.app.ActivityManagerInternal;
import android.content.BroadcastReceiver;
import android.content.ComponentName;
@@ -169,7 +170,6 @@
import com.android.internal.inputmethod.UnbindReason;
import com.android.internal.os.TransferPipe;
import com.android.internal.util.ArrayUtils;
-import com.android.internal.util.ConcurrentUtils;
import com.android.internal.util.DumpUtils;
import com.android.internal.util.Preconditions;
import com.android.server.AccessibilityManagerInternal;
@@ -202,7 +202,6 @@
import java.util.OptionalInt;
import java.util.WeakHashMap;
import java.util.concurrent.CopyOnWriteArrayList;
-import java.util.concurrent.Future;
import java.util.concurrent.TimeUnit;
import java.util.function.Consumer;
import java.util.function.IntFunction;
@@ -399,15 +398,6 @@
@SharedByAllUsersField
private IntArray mStylusIds;
- @GuardedBy("ImfLock.class")
- @Nullable
- @MultiUserUnawareField
- private OverlayableSystemBooleanResourceWrapper mImeDrawsImeNavBarRes;
- @GuardedBy("ImfLock.class")
- @Nullable
- @MultiUserUnawareField
- Future<?> mImeDrawsImeNavBarResLazyInitFuture;
-
private final ImeTracing.ServiceDumper mDumper = new ImeTracing.ServiceDumper() {
/**
* {@inheritDoc}
@@ -484,13 +474,13 @@
@SharedByAllUsersField
boolean mSystemReady;
- @GuardedBy("ImfLock.class")
+ @AnyThread
@NonNull
UserDataRepository.UserData getUserData(@UserIdInt int userId) {
return mUserDataRepository.getOrCreate(userId);
}
- @GuardedBy("ImfLock.class")
+ @AnyThread
@NonNull
InputMethodBindingController getInputMethodBindingController(@UserIdInt int userId) {
return getUserData(userId).mBindingController;
@@ -934,9 +924,13 @@
// For production code, hook up user lifecycle
mService.mUserManagerInternal.addUserLifecycleListener(this);
+ // Hook up resource change first before initializeUsersAsync() starts reading the
+ // seemingly initial data so that we can eliminate the race condition.
+ InputMethodDrawsNavBarResourceMonitor.registerCallback(context, mService.mIoHandler,
+ mService::onUpdateResourceOverlay);
+
// Also schedule user init tasks onto an I/O thread.
- initializeUsersAsync(context, mService.mIoHandler,
- mService.mUserManagerInternal.getUserIds());
+ initializeUsersAsync(mService.mUserManagerInternal.getUserIds());
}
@VisibleForTesting
@@ -1019,7 +1013,7 @@
@Override
public void onUserCreated(UserInfo user, @Nullable Object token) {
// Called directly from UserManagerService. Do not block the calling thread.
- initializeUsersAsync(mService.mContext, mService.mIoHandler, new int[user.id]);
+ initializeUsersAsync(new int[user.id]);
}
@Override
@@ -1057,9 +1051,12 @@
}
@AnyThread
- private static void initializeUsersAsync(
- @NonNull Context context, @NonNull Handler ioHandler, @UserIdInt int[] userIds) {
- ioHandler.post(() -> {
+ private void initializeUsersAsync(@UserIdInt int[] userIds) {
+ mService.mIoHandler.post(() -> {
+ final var service = mService;
+ final var context = service.mContext;
+ final var userManagerInternal = service.mUserManagerInternal;
+
// We first create InputMethodMap for each user without loading AdditionalSubtypes.
final int numUsers = userIds.length;
final InputMethodMap[] rawMethodMaps = new InputMethodMap[numUsers];
@@ -1068,6 +1065,12 @@
rawMethodMaps[i] = InputMethodManagerService.queryInputMethodServicesInternal(
context, userId, AdditionalSubtypeMap.EMPTY_MAP,
DirectBootAwareness.AUTO).getMethodMap();
+ final int profileParentId = userManagerInternal.getProfileParentId(userId);
+ final boolean value =
+ InputMethodDrawsNavBarResourceMonitor.evaluate(context,
+ profileParentId);
+ final var userData = mService.getUserData(userId);
+ userData.mImeDrawsNavBar.set(value);
}
// Then create full InputMethodMap for each user. Note that
@@ -1242,36 +1245,6 @@
setSelectedInputMethodAndSubtypeLocked(defIm, NOT_A_SUBTYPE_ID, false, userId);
}
- @GuardedBy("ImfLock.class")
- private void maybeInitImeNavbarConfigLocked(@UserIdInt int targetUserId) {
- // Currently, com.android.internal.R.bool.config_imeDrawsImeNavBar is overlaid only for the
- // profile parent user.
- // TODO(b/221443458): See if we can make OverlayManager be aware of profile groups.
- final int profileParentUserId = mUserManagerInternal.getProfileParentId(targetUserId);
- if (mImeDrawsImeNavBarRes != null
- && mImeDrawsImeNavBarRes.getUserId() != profileParentUserId) {
- mImeDrawsImeNavBarRes.close();
- mImeDrawsImeNavBarRes = null;
- }
- if (mImeDrawsImeNavBarRes == null) {
- final Context userContext;
- if (mContext.getUserId() == profileParentUserId) {
- userContext = mContext;
- } else {
- userContext = mContext.createContextAsUser(UserHandle.of(profileParentUserId),
- 0 /* flags */);
- }
- mImeDrawsImeNavBarRes = OverlayableSystemBooleanResourceWrapper.create(userContext,
- com.android.internal.R.bool.config_imeDrawsImeNavBar, mHandler, resource -> {
- synchronized (ImfLock.class) {
- if (resource == mImeDrawsImeNavBarRes) {
- sendOnNavButtonFlagsChangedLocked();
- }
- }
- });
- }
- }
-
@NonNull
private static PackageManager getPackageManagerForUser(@NonNull Context context,
@UserIdInt int userId) {
@@ -1304,8 +1277,6 @@
// Hereafter we start initializing things for "newUserId".
- maybeInitImeNavbarConfigLocked(newUserId);
-
final var newUserData = getUserData(newUserId);
// TODO(b/342027196): Double check if we need to always reset upon user switching.
@@ -1384,23 +1355,6 @@
});
}
- // TODO(b/32343335): The entire systemRunning() method needs to be revisited.
- mImeDrawsImeNavBarResLazyInitFuture = SystemServerInitThreadPool.submit(() -> {
- // Note that the synchronization block below guarantees that the task
- // can never be completed before the returned Future<?> object is assigned to
- // the "mImeDrawsImeNavBarResLazyInitFuture" field.
- synchronized (ImfLock.class) {
- mImeDrawsImeNavBarResLazyInitFuture = null;
- if (currentUserId != mCurrentUserId) {
- // This means that the current user is already switched to other user
- // before the background task is executed. In this scenario the relevant
- // field should already be initialized.
- return;
- }
- maybeInitImeNavbarConfigLocked(currentUserId);
- }
- }, "Lazily initialize IMMS#mImeDrawsImeNavBarRes");
-
mMyPackageMonitor.register(mContext, UserHandle.ALL, mIoHandler);
SecureSettingsChangeCallback.register(mHandler, mContext.getContentResolver(),
new String[] {
@@ -1922,7 +1876,8 @@
userData.mCurClient.mUid, true /* direct */);
}
- @InputMethodNavButtonFlags final int navButtonFlags = getInputMethodNavButtonFlagsLocked();
+ @InputMethodNavButtonFlags final int navButtonFlags =
+ getInputMethodNavButtonFlagsLocked(userData);
final SessionState session = userData.mCurClient.mCurSession;
setEnabledSessionLocked(session, userData);
session.mMethod.startInput(startInputToken, userData.mCurInputConnection,
@@ -2314,15 +2269,15 @@
@GuardedBy("ImfLock.class")
void initializeImeLocked(@NonNull IInputMethodInvoker inputMethod, @NonNull IBinder token,
- @UserIdInt int userId) {
+ @NonNull InputMethodBindingController bindingController) {
if (DEBUG) {
Slog.v(TAG, "Sending attach of token: " + token + " for display: "
- + getInputMethodBindingController(userId).getCurTokenDisplayId());
+ + bindingController.getCurTokenDisplayId());
}
+ final int userId = bindingController.getUserId();
inputMethod.initializeInternal(token,
new InputMethodPrivilegedOperationsImpl(this, token, userId),
- // TODO(b/345519864): Make getInputMethodNavButtonFlagsLocked() multi-user aware
- getInputMethodNavButtonFlagsLocked());
+ getInputMethodNavButtonFlagsLocked(getUserData(userId)));
}
@AnyThread
@@ -2621,23 +2576,17 @@
@GuardedBy("ImfLock.class")
@InputMethodNavButtonFlags
- private int getInputMethodNavButtonFlagsLocked() {
- // TODO(b/345519864): Make mImeDrawsImeNavBarRes multi-user aware.
- final int userId = mCurrentUserId;
- final var bindingController = getInputMethodBindingController(userId);
- if (mImeDrawsImeNavBarResLazyInitFuture != null) {
- // TODO(b/225366708): Avoid Future.get(), which is internally used here.
- ConcurrentUtils.waitForFutureNoInterrupt(mImeDrawsImeNavBarResLazyInitFuture,
- "Waiting for the lazy init of mImeDrawsImeNavBarRes");
- }
+ private int getInputMethodNavButtonFlagsLocked(
+ @NonNull UserDataRepository.UserData userData) {
+ final int userId = userData.mUserId;
+ final var bindingController = userData.mBindingController;
// Whether the current display has a navigation bar. When this is false (e.g. emulator),
// the IME should not draw the IME navigation bar.
final int tokenDisplayId = bindingController.getCurTokenDisplayId();
final boolean hasNavigationBar = mWindowManagerInternal
.hasNavigationBar(tokenDisplayId != INVALID_DISPLAY
? tokenDisplayId : DEFAULT_DISPLAY);
- final boolean canImeDrawsImeNavBar =
- mImeDrawsImeNavBarRes != null && mImeDrawsImeNavBarRes.get() && hasNavigationBar;
+ final boolean canImeDrawsImeNavBar = userData.mImeDrawsNavBar.get() && hasNavigationBar;
final boolean shouldShowImeSwitcherWhenImeIsShown = shouldShowImeSwitcherLocked(
InputMethodService.IME_ACTIVE | InputMethodService.IME_VISIBLE, userId);
return (canImeDrawsImeNavBar ? InputMethodNavButtonFlags.IME_DRAWS_IME_NAV_BAR : 0)
@@ -2981,7 +2930,7 @@
final var userData = getUserData(userId);
userData.mSwitchingController.resetCircularListLocked(mContext, settings);
userData.mHardwareKeyboardShortcutController.update(settings);
- sendOnNavButtonFlagsChangedLocked();
+ sendOnNavButtonFlagsChangedLocked(userData);
}
@GuardedBy("ImfLock.class")
@@ -5005,7 +4954,7 @@
case MSG_HARD_KEYBOARD_SWITCH_CHANGED:
mMenuController.handleHardKeyboardStatusChange(msg.arg1 == 1);
synchronized (ImfLock.class) {
- sendOnNavButtonFlagsChangedLocked();
+ sendOnNavButtonFlagsChangedToAllImesLocked();
}
return true;
case MSG_SYSTEM_UNLOCK_USER: {
@@ -5339,7 +5288,7 @@
userData.mSwitchingController.resetCircularListLocked(mContext, settings);
userData.mHardwareKeyboardShortcutController.update(settings);
- sendOnNavButtonFlagsChangedLocked();
+ sendOnNavButtonFlagsChangedLocked(userData);
// Notify InputMethodListListeners of the new installed InputMethods.
final List<InputMethodInfo> inputMethodList = settings.getMethodList();
@@ -5348,14 +5297,38 @@
}
@GuardedBy("ImfLock.class")
- void sendOnNavButtonFlagsChangedLocked() {
- final var bindingController = getInputMethodBindingController(mCurrentUserId);
+ void sendOnNavButtonFlagsChangedToAllImesLocked() {
+ for (int userId : mUserManagerInternal.getUserIds()) {
+ sendOnNavButtonFlagsChangedLocked(getUserData(userId));
+ }
+ }
+
+ @GuardedBy("ImfLock.class")
+ void sendOnNavButtonFlagsChangedLocked(@NonNull UserDataRepository.UserData userData) {
+ final var bindingController = userData.mBindingController;
final IInputMethodInvoker curMethod = bindingController.getCurMethod();
if (curMethod == null) {
// No need to send the data if the IME is not yet bound.
return;
}
- curMethod.onNavButtonFlagsChanged(getInputMethodNavButtonFlagsLocked());
+ curMethod.onNavButtonFlagsChanged(getInputMethodNavButtonFlagsLocked(userData));
+ }
+
+ @WorkerThread
+ private void onUpdateResourceOverlay(@UserIdInt int userId) {
+ final int profileParentId = mUserManagerInternal.getProfileParentId(userId);
+ final boolean value =
+ InputMethodDrawsNavBarResourceMonitor.evaluate(mContext, profileParentId);
+ final var profileUserIds = mUserManagerInternal.getProfileIds(profileParentId, false);
+ final ArrayList<UserDataRepository.UserData> updatedUsers = new ArrayList<>();
+ for (int profileUserId : profileUserIds) {
+ final var userData = getUserData(profileUserId);
+ userData.mImeDrawsNavBar.set(value);
+ updatedUsers.add(userData);
+ }
+ synchronized (ImfLock.class) {
+ updatedUsers.forEach(this::sendOnNavButtonFlagsChangedLocked);
+ }
}
@GuardedBy("ImfLock.class")
@@ -6123,6 +6096,7 @@
u.mImeBindingState.dump(" ", p);
p.println(" enabledSession=" + u.mEnabledSession);
p.println(" inFullscreenMode=" + u.mInFullscreenMode);
+ p.println(" imeDrawsNavBar=" + u.mImeDrawsNavBar.get());
p.println(" switchingController:");
u.mSwitchingController.dump(p, " ");
p.println(" mLastEnabledInputMethodsStr="
diff --git a/services/core/java/com/android/server/inputmethod/InputMethodMenuController.java b/services/core/java/com/android/server/inputmethod/InputMethodMenuController.java
index 656c87d..06f73f3 100644
--- a/services/core/java/com/android/server/inputmethod/InputMethodMenuController.java
+++ b/services/core/java/com/android/server/inputmethod/InputMethodMenuController.java
@@ -202,7 +202,7 @@
attrs.setTitle("Select input method");
w.setAttributes(attrs);
mService.updateSystemUiLocked(userId);
- mService.sendOnNavButtonFlagsChangedLocked();
+ mService.sendOnNavButtonFlagsChangedLocked(mService.getUserData(userId));
mSwitchingDialog.show();
}
@@ -242,7 +242,7 @@
// TODO(b/305849394): Make InputMethodMenuController multi-user aware
final int userId = mService.getCurrentImeUserIdLocked();
mService.updateSystemUiLocked(userId);
- mService.sendOnNavButtonFlagsChangedLocked();
+ mService.sendOnNavButtonFlagsChangedToAllImesLocked();
mDialogBuilder = null;
mIms = null;
}
diff --git a/services/core/java/com/android/server/inputmethod/OverlayableSystemBooleanResourceWrapper.java b/services/core/java/com/android/server/inputmethod/OverlayableSystemBooleanResourceWrapper.java
deleted file mode 100644
index 33e7a76..0000000
--- a/services/core/java/com/android/server/inputmethod/OverlayableSystemBooleanResourceWrapper.java
+++ /dev/null
@@ -1,159 +0,0 @@
-/*
- * Copyright (C) 2022 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 com.android.server.inputmethod;
-
-import static android.content.Intent.ACTION_OVERLAY_CHANGED;
-
-import android.annotation.AnyThread;
-import android.annotation.BoolRes;
-import android.annotation.NonNull;
-import android.annotation.UserHandleAware;
-import android.annotation.UserIdInt;
-import android.content.BroadcastReceiver;
-import android.content.Context;
-import android.content.Intent;
-import android.content.IntentFilter;
-import android.content.pm.PackageManager;
-import android.os.Handler;
-import android.os.PatternMatcher;
-import android.util.Slog;
-
-import java.util.concurrent.atomic.AtomicBoolean;
-import java.util.concurrent.atomic.AtomicReference;
-import java.util.function.Consumer;
-
-/**
- * A wrapper object for any boolean resource defined in {@code "android"} package, in a way that is
- * aware of per-user Runtime Resource Overlay (RRO).
- */
-final class OverlayableSystemBooleanResourceWrapper implements AutoCloseable {
- private static final String TAG = "OverlayableSystemBooleanResourceWrapper";
-
- private static final String SYSTEM_PACKAGE_NAME = "android";
-
- @UserIdInt
- private final int mUserId;
- @NonNull
- private final AtomicBoolean mValueRef;
- @NonNull
- private final AtomicReference<Runnable> mCleanerRef;
-
- /**
- * Creates {@link OverlayableSystemBooleanResourceWrapper} for the given boolean resource ID
- * with a value change callback for the user associated with the {@link Context}.
- *
- * @param userContext The {@link Context} to be used to access the resource. This needs to be
- * associated with the right user because the Runtime Resource Overlay (RRO)
- * is per-user configuration.
- * @param boolResId The resource ID to be queried.
- * @param handler {@link Handler} to be used to dispatch {@code callback}.
- * @param callback The callback to be notified when the specified value might be updated.
- * The callback needs to take care of spurious wakeup. The value returned from
- * {@link #get()} may look to be exactly the same as the previously read value
- * e.g. when the value is changed from {@code false} to {@code true} to
- * {@code false} in a very short period of time, because {@link #get()} always
- * does volatile-read.
- * @return New {@link OverlayableSystemBooleanResourceWrapper}.
- */
- @NonNull
- @UserHandleAware
- static OverlayableSystemBooleanResourceWrapper create(@NonNull Context userContext,
- @BoolRes int boolResId, @NonNull Handler handler,
- @NonNull Consumer<OverlayableSystemBooleanResourceWrapper> callback) {
-
- // Note that we cannot fully trust this initial value due to the dead time between obtaining
- // the value here and setting up a broadcast receiver for change callback below.
- // We will refresh the value again later after setting up the change callback anyway.
- final AtomicBoolean valueRef = new AtomicBoolean(evaluate(userContext, boolResId));
-
- final AtomicReference<Runnable> cleanerRef = new AtomicReference<>();
-
- final OverlayableSystemBooleanResourceWrapper object =
- new OverlayableSystemBooleanResourceWrapper(userContext.getUserId(), valueRef,
- cleanerRef);
-
- final IntentFilter intentFilter = new IntentFilter(ACTION_OVERLAY_CHANGED);
- intentFilter.addDataScheme(IntentFilter.SCHEME_PACKAGE);
- intentFilter.addDataSchemeSpecificPart(SYSTEM_PACKAGE_NAME, PatternMatcher.PATTERN_LITERAL);
-
- final BroadcastReceiver broadcastReceiver = new BroadcastReceiver() {
- @Override
- public void onReceive(Context context, Intent intent) {
- final boolean newValue = evaluate(userContext, boolResId);
- if (newValue != valueRef.getAndSet(newValue)) {
- callback.accept(object);
- }
- }
- };
- userContext.registerReceiver(broadcastReceiver, intentFilter,
- null /* broadcastPermission */, handler,
- Context.RECEIVER_NOT_EXPORTED);
- cleanerRef.set(() -> userContext.unregisterReceiver(broadcastReceiver));
-
- // Make sure that the initial observable value is obtained after the change callback is set.
- valueRef.set(evaluate(userContext, boolResId));
- return object;
- }
-
- private OverlayableSystemBooleanResourceWrapper(@UserIdInt int userId,
- @NonNull AtomicBoolean valueRef, @NonNull AtomicReference<Runnable> cleanerRef) {
- mUserId = userId;
- mValueRef = valueRef;
- mCleanerRef = cleanerRef;
- }
-
- /**
- * @return The boolean resource value.
- */
- @AnyThread
- boolean get() {
- return mValueRef.get();
- }
-
- /**
- * @return The user ID associated with this resource reader.
- */
- @AnyThread
- @UserIdInt
- int getUserId() {
- return mUserId;
- }
-
- @AnyThread
- private static boolean evaluate(@NonNull Context context, @BoolRes int boolResId) {
- try {
- return context.getPackageManager()
- .getResourcesForApplication(SYSTEM_PACKAGE_NAME)
- .getBoolean(boolResId);
- } catch (PackageManager.NameNotFoundException e) {
- Slog.e(TAG, "getResourcesForApplication(\"" + SYSTEM_PACKAGE_NAME + "\") failed", e);
- return false;
- }
- }
-
- /**
- * Cleans up the callback.
- */
- @AnyThread
- @Override
- public void close() {
- final Runnable cleaner = mCleanerRef.getAndSet(null);
- if (cleaner != null) {
- cleaner.run();
- }
- }
-}
diff --git a/services/core/java/com/android/server/inputmethod/UserDataRepository.java b/services/core/java/com/android/server/inputmethod/UserDataRepository.java
index 98d7548..7c68d54 100644
--- a/services/core/java/com/android/server/inputmethod/UserDataRepository.java
+++ b/services/core/java/com/android/server/inputmethod/UserDataRepository.java
@@ -29,6 +29,7 @@
import com.android.internal.inputmethod.IRemoteAccessibilityInputConnection;
import com.android.internal.inputmethod.IRemoteInputConnection;
+import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.locks.ReentrantReadWriteLock;
import java.util.function.Consumer;
import java.util.function.IntFunction;
@@ -181,6 +182,12 @@
String mLastEnabledInputMethodsStr = "";
/**
+ * {@code true} when the IME is responsible for drawing the navigation bar and its buttons.
+ */
+ @NonNull
+ final AtomicBoolean mImeDrawsNavBar = new AtomicBoolean();
+
+ /**
* Intended to be instantiated only from this file.
*/
private UserData(@UserIdInt int userId,