| /* |
| * Copyright (C) 2018 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.car.settings.display; |
| |
| import static android.os.UserManager.DISALLOW_CONFIG_BRIGHTNESS; |
| |
| import static com.android.car.settings.enterprise.ActionDisabledByAdminDialogFragment.DISABLED_BY_ADMIN_CONFIRM_DIALOG_TAG; |
| import static com.android.car.settings.enterprise.EnterpriseUtils.hasUserRestrictionByDpm; |
| import static com.android.car.settings.enterprise.EnterpriseUtils.hasUserRestrictionByUm; |
| |
| import android.car.drivingstate.CarUxRestrictions; |
| import android.content.Context; |
| import android.database.ContentObserver; |
| import android.net.Uri; |
| import android.os.Handler; |
| import android.os.Looper; |
| import android.provider.Settings; |
| import android.widget.Toast; |
| |
| import androidx.preference.TwoStatePreference; |
| |
| import com.android.car.settings.R; |
| import com.android.car.settings.common.FragmentController; |
| import com.android.car.settings.common.Logger; |
| import com.android.car.settings.common.PreferenceController; |
| import com.android.car.settings.enterprise.EnterpriseUtils; |
| |
| /** Business logic for controlling the adaptive brightness setting. */ |
| public class AdaptiveBrightnessTogglePreferenceController extends |
| PreferenceController<TwoStatePreference> { |
| |
| private static final Logger LOG = |
| new Logger(AdaptiveBrightnessTogglePreferenceController.class); |
| private static final Uri ADAPTIVE_BRIGHTNESS_URI = Settings.System.getUriFor( |
| Settings.System.SCREEN_BRIGHTNESS_MODE); |
| private final Handler mHandler = new Handler(Looper.getMainLooper()); |
| private final ContentObserver mAdaptiveBrightnessObserver = new ContentObserver(mHandler) { |
| @Override |
| public void onChange(boolean selfChange) { |
| refreshUi(); |
| } |
| }; |
| |
| public AdaptiveBrightnessTogglePreferenceController(Context context, String preferenceKey, |
| FragmentController fragmentController, CarUxRestrictions uxRestrictions) { |
| super(context, preferenceKey, fragmentController, uxRestrictions); |
| } |
| |
| @Override |
| protected Class<TwoStatePreference> getPreferenceType() { |
| return TwoStatePreference.class; |
| } |
| |
| @Override |
| protected void onCreateInternal() { |
| super.onCreateInternal(); |
| setClickableWhileDisabled(getPreference(), /* clickable= */ true, p -> { |
| if (hasUserRestrictionByDpm(getContext(), DISALLOW_CONFIG_BRIGHTNESS)) { |
| showActionDisabledByAdminDialog(); |
| } else { |
| Toast.makeText(getContext(), |
| getContext().getString(R.string.action_unavailable), |
| Toast.LENGTH_LONG).show(); |
| LOG.d(getContext().getString(R.string.action_unavailable)); |
| } |
| }); |
| } |
| |
| @Override |
| protected void onStartInternal() { |
| super.onStartInternal(); |
| getContext().getContentResolver().registerContentObserver(ADAPTIVE_BRIGHTNESS_URI, |
| /* notifyForDescendants= */ false, mAdaptiveBrightnessObserver); |
| } |
| |
| @Override |
| protected void onStopInternal() { |
| super.onStopInternal(); |
| getContext().getContentResolver().unregisterContentObserver(mAdaptiveBrightnessObserver); |
| } |
| |
| @Override |
| protected void updateState(TwoStatePreference preference) { |
| preference.setChecked(isAdaptiveBrightnessChecked()); |
| } |
| |
| @Override |
| public int getDefaultAvailabilityStatus() { |
| if (!supportsAdaptiveBrightness()) { |
| return UNSUPPORTED_ON_DEVICE; |
| } |
| if (hasUserRestrictionByUm(getContext(), DISALLOW_CONFIG_BRIGHTNESS) |
| || hasUserRestrictionByDpm(getContext(), DISALLOW_CONFIG_BRIGHTNESS)) { |
| return AVAILABLE_FOR_VIEWING; |
| } |
| return AVAILABLE; |
| } |
| |
| @Override |
| protected boolean handlePreferenceChanged(TwoStatePreference preference, Object newValue) { |
| boolean enableAdaptiveBrightness = (boolean) newValue; |
| Settings.System.putInt(getContext().getContentResolver(), |
| Settings.System.SCREEN_BRIGHTNESS_MODE, |
| enableAdaptiveBrightness ? Settings.System.SCREEN_BRIGHTNESS_MODE_AUTOMATIC |
| : Settings.System.SCREEN_BRIGHTNESS_MODE_MANUAL); |
| return true; |
| } |
| |
| private boolean isAdaptiveBrightnessChecked() { |
| int brightnessMode = Settings.System.getInt(getContext().getContentResolver(), |
| Settings.System.SCREEN_BRIGHTNESS_MODE, |
| Settings.System.SCREEN_BRIGHTNESS_MODE_MANUAL); |
| return brightnessMode != Settings.System.SCREEN_BRIGHTNESS_MODE_MANUAL; |
| } |
| |
| private boolean supportsAdaptiveBrightness() { |
| return getContext().getResources().getBoolean(R.bool.config_automatic_brightness_available); |
| } |
| |
| private void showActionDisabledByAdminDialog() { |
| getFragmentController().showDialog( |
| EnterpriseUtils.getActionDisabledByAdminDialog(getContext(), |
| DISALLOW_CONFIG_BRIGHTNESS), |
| DISABLED_BY_ADMIN_CONFIRM_DIALOG_TAG); |
| } |
| } |