Examples with ContentObserver android.database.ContentObserver used on opensource projects

Example 36 with ContentObserver

use of android.database.ContentObserver in project android_frameworks_base by DirtyUnicorns.

the class TelecomLoaderService method registerDefaultAppNotifier.

private void registerDefaultAppNotifier() {
    final PackageManagerInternal packageManagerInternal = LocalServices.getService(PackageManagerInternal.class);
    // Notify the package manager on default app changes
    final Uri defaultSmsAppUri = Settings.Secure.getUriFor(Settings.Secure.SMS_DEFAULT_APPLICATION);
    final Uri defaultDialerAppUri = Settings.Secure.getUriFor(Settings.Secure.DIALER_DEFAULT_APPLICATION);
    ContentObserver contentObserver = new ContentObserver(new Handler(Looper.getMainLooper())) {

        @Override
        public void onChange(boolean selfChange, Uri uri, int userId) {
            if (defaultSmsAppUri.equals(uri)) {
                ComponentName smsComponent = SmsApplication.getDefaultSmsApplication(mContext, true);
                if (smsComponent != null) {
                    packageManagerInternal.grantDefaultPermissionsToDefaultSmsApp(smsComponent.getPackageName(), userId);
                }
            } else if (defaultDialerAppUri.equals(uri)) {
                String packageName = DefaultDialerManager.getDefaultDialerApplication(mContext);
                if (packageName != null) {
                    packageManagerInternal.grantDefaultPermissionsToDefaultDialerApp(packageName, userId);
                }
                updateSimCallManagerPermissions(packageManagerInternal, userId);
            }
        }
    };
    mContext.getContentResolver().registerContentObserver(defaultSmsAppUri, false, contentObserver, UserHandle.USER_ALL);
    mContext.getContentResolver().registerContentObserver(defaultDialerAppUri, false, contentObserver, UserHandle.USER_ALL);
}

Example 37 with ContentObserver

use of android.database.ContentObserver in project android_frameworks_base by AOSPA.

the class SettingsProviderTest method setSettingAndAssertSuccessfulChange.

private void setSettingAndAssertSuccessfulChange(Runnable setCommand, final int type, final String name, final String value, final int userId) throws Exception {
    ContentResolver contentResolver = getContext().getContentResolver();
    final Uri settingUri = getBaseUriForType(type);
    final AtomicBoolean success = new AtomicBoolean();
    ContentObserver contentObserver = new ContentObserver(new Handler(Looper.getMainLooper())) {

        public void onChange(boolean selfChange, Uri changeUri, int changeId) {
            Log.i(LOG_TAG, "onChange(" + selfChange + ", " + changeUri + ", " + changeId + ")");
            assertEquals("Wrong change Uri", changeUri, settingUri);
            assertEquals("Wrong user id", userId, changeId);
            String changeValue = getStringViaFrontEndApiSetting(type, name, userId);
            assertEquals("Wrong setting value", value, changeValue);
            success.set(true);
            synchronized (mLock) {
                mLock.notifyAll();
            }
        }
    };
    contentResolver.registerContentObserver(settingUri, false, contentObserver, userId);
    try {
        setCommand.run();
        final long startTimeMillis = SystemClock.uptimeMillis();
        synchronized (mLock) {
            if (success.get()) {
                return;
            }
            final long elapsedTimeMillis = SystemClock.uptimeMillis() - startTimeMillis;
            if (elapsedTimeMillis > WAIT_FOR_SETTING_URI_CHANGE_TIMEOUT_MILLIS) {
                fail("Could not change setting for " + WAIT_FOR_SETTING_URI_CHANGE_TIMEOUT_MILLIS + " ms");
            }
            final long remainingTimeMillis = WAIT_FOR_SETTING_URI_CHANGE_TIMEOUT_MILLIS - elapsedTimeMillis;
            try {
                mLock.wait(remainingTimeMillis);
            } catch (InterruptedException ie) {
            /* ignore */
            }
        }
    } finally {
        contentResolver.unregisterContentObserver(contentObserver);
    }
}

Example 38 with ContentObserver

use of android.database.ContentObserver in project android_frameworks_base by AOSPA.

the class DropBoxManagerService method onStart.

@Override
public void onStart() {
    // Set up intent receivers
    IntentFilter filter = new IntentFilter();
    filter.addAction(Intent.ACTION_DEVICE_STORAGE_LOW);
    getContext().registerReceiver(mReceiver, filter);
    mContentResolver.registerContentObserver(Settings.Global.CONTENT_URI, true, new ContentObserver(new Handler()) {

        @Override
        public void onChange(boolean selfChange) {
            mReceiver.onReceive(getContext(), (Intent) null);
        }
    });
    publishBinderService(Context.DROPBOX_SERVICE, mStub);
// The real work gets done lazily in init() -- that way service creation always
// succeeds, and things like disk problems cause individual method failures.
}

Example 39 with ContentObserver

use of android.database.ContentObserver in project android_frameworks_base by AOSPA.

the class ValidateNotificationPeople method initialize.

public void initialize(Context context, NotificationUsageStats usageStats) {
    if (DEBUG)
        Slog.d(TAG, "Initializing  " + getClass().getSimpleName() + ".");
    mUserToContextMap = new ArrayMap<>();
    mBaseContext = context;
    mUsageStats = usageStats;
    mPeopleCache = new LruCache<String, LookupResult>(PEOPLE_CACHE_SIZE);
    mEnabled = ENABLE_PEOPLE_VALIDATOR && 1 == Settings.Global.getInt(mBaseContext.getContentResolver(), SETTING_ENABLE_PEOPLE_VALIDATOR, 1);
    if (mEnabled) {
        mHandler = new Handler();
        mObserver = new ContentObserver(mHandler) {

            @Override
            public void onChange(boolean selfChange, Uri uri, int userId) {
                super.onChange(selfChange, uri, userId);
                if (DEBUG || mEvictionCount % 100 == 0) {
                    if (VERBOSE)
                        Slog.i(TAG, "mEvictionCount: " + mEvictionCount);
                }
                mPeopleCache.evictAll();
                mEvictionCount++;
            }
        };
        mBaseContext.getContentResolver().registerContentObserver(Contacts.CONTENT_URI, true, mObserver, UserHandle.USER_ALL);
    }
}

Example 40 with ContentObserver

use of android.database.ContentObserver in project android_frameworks_base by AOSPA.

the class NightDisplayService method onUserChanged.

private void onUserChanged(int userHandle) {
    final ContentResolver cr = getContext().getContentResolver();
    if (mCurrentUser != UserHandle.USER_NULL) {
        if (mUserSetupObserver != null) {
            cr.unregisterContentObserver(mUserSetupObserver);
            mUserSetupObserver = null;
        } else if (mBootCompleted) {
            tearDown();
        }
    }
    mCurrentUser = userHandle;
    if (mCurrentUser != UserHandle.USER_NULL) {
        if (!isUserSetupCompleted(cr, mCurrentUser)) {
            mUserSetupObserver = new ContentObserver(mHandler) {

                @Override
                public void onChange(boolean selfChange, Uri uri) {
                    if (isUserSetupCompleted(cr, mCurrentUser)) {
                        cr.unregisterContentObserver(this);
                        mUserSetupObserver = null;
                        if (mBootCompleted) {
                            setUp();
                        }
                    }
                }
            };
            cr.registerContentObserver(Secure.getUriFor(Secure.USER_SETUP_COMPLETE), false, /* notifyForDescendents */
            mUserSetupObserver, mCurrentUser);
        } else if (mBootCompleted) {
            setUp();
        }
    }
}