| /* |
| * Copyright (C) 2017 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.settings.development; |
| |
| import android.content.Context; |
| import android.os.SystemProperties; |
| import android.text.TextUtils; |
| |
| import androidx.annotation.VisibleForTesting; |
| import androidx.preference.Preference; |
| import androidx.preference.SwitchPreference; |
| |
| import com.android.settings.R; |
| import com.android.settings.core.PreferenceControllerMixin; |
| import com.android.settingslib.development.DeveloperOptionsPreferenceController; |
| |
| public class CameraLaserSensorPreferenceController extends DeveloperOptionsPreferenceController |
| implements Preference.OnPreferenceChangeListener, PreferenceControllerMixin { |
| |
| private static final String KEY_CAMERA_LASER_SENSOR_SWITCH = "camera_laser_sensor_switch"; |
| @VisibleForTesting |
| static final String BUILD_TYPE = "ro.build.type"; |
| @VisibleForTesting |
| static final String PROPERTY_CAMERA_LASER_SENSOR = "persist.camera.stats.disablehaf"; |
| @VisibleForTesting |
| static final int ENABLED = 0; |
| @VisibleForTesting |
| static final int DISABLED = 2; |
| @VisibleForTesting |
| static final String USERDEBUG_BUILD = "userdebug"; |
| @VisibleForTesting |
| static final String ENG_BUILD = "eng"; |
| @VisibleForTesting |
| static final String USER_BUILD = "user"; |
| |
| public CameraLaserSensorPreferenceController(Context context) { |
| super(context); |
| } |
| |
| @Override |
| public boolean isAvailable() { |
| return mContext.getResources().getBoolean(R.bool.config_show_camera_laser_sensor); |
| } |
| |
| @Override |
| public String getPreferenceKey() { |
| return KEY_CAMERA_LASER_SENSOR_SWITCH; |
| } |
| |
| @Override |
| public boolean onPreferenceChange(Preference preference, Object newValue) { |
| final boolean isEnabled = (Boolean) newValue; |
| String value = Integer.toString(isEnabled ? ENABLED : DISABLED); |
| SystemProperties.set(PROPERTY_CAMERA_LASER_SENSOR, value); |
| return true; |
| } |
| |
| @Override |
| public void updateState(Preference preference) { |
| final boolean enabled = isLaserSensorEnabled(); |
| ((SwitchPreference) mPreference).setChecked(enabled); |
| } |
| |
| // There should be no impact on the current |
| // laser sensor settings in case the developer |
| // settings switch is turned on or off! |
| |
| private boolean isLaserSensorEnabled() { |
| final String prop = SystemProperties.get(PROPERTY_CAMERA_LASER_SENSOR, |
| Integer.toString(ENABLED)); |
| return TextUtils.equals(Integer.toString(ENABLED), prop); |
| } |
| |
| } |