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/*
* Copyright (C) 2019 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.display;
import static android.hardware.SensorPrivacyManager.Sensors.CAMERA;
import static com.android.settings.core.BasePreferenceController.AVAILABLE_UNSEARCHABLE;
import static com.android.settings.core.BasePreferenceController.UNSUPPORTED_ON_DEVICE;
import android.Manifest;
import android.app.settings.SettingsEnums;
import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.content.pm.ResolveInfo;
import android.hardware.SensorPrivacyManager;
import android.os.PowerManager;
import android.os.UserManager;
import android.provider.Settings;
import android.service.attention.AttentionService;
import android.text.TextUtils;
import androidx.preference.PreferenceScreen;
import com.android.settings.R;
import com.android.settings.bluetooth.RestrictionUtils;
import com.android.settings.overlay.FeatureFactory;
import com.android.settingslib.RestrictedLockUtils.EnforcedAdmin;
import com.android.settingslib.RestrictedSwitchPreference;
import com.android.settingslib.core.instrumentation.MetricsFeatureProvider;
import com.google.common.annotations.VisibleForTesting;
/** The controller for Screen attention switch preference. */
public class AdaptiveSleepPreferenceController {
public static final String PREFERENCE_KEY = "adaptive_sleep";
private static final int DEFAULT_VALUE = 0;
private final SensorPrivacyManager mPrivacyManager;
private final RestrictionUtils mRestrictionUtils;
private final PackageManager mPackageManager;
private final Context mContext;
private final MetricsFeatureProvider mMetricsFeatureProvider;
private final PowerManager mPowerManager;
@VisibleForTesting
RestrictedSwitchPreference mPreference;
public AdaptiveSleepPreferenceController(Context context, RestrictionUtils restrictionUtils) {
mContext = context;
mRestrictionUtils = restrictionUtils;
mMetricsFeatureProvider = FeatureFactory.getFactory(context).getMetricsFeatureProvider();
mPrivacyManager = SensorPrivacyManager.getInstance(context);
mPowerManager = context.getSystemService(PowerManager.class);
mPackageManager = context.getPackageManager();
}
public AdaptiveSleepPreferenceController(Context context) {
this(context, new RestrictionUtils());
}
/**
* Adds the controlled preference to the provided preference screen.
*/
public void addToScreen(PreferenceScreen screen) {
updatePreference();
screen.addPreference(mPreference);
}
/**
* Updates the appearance of the preference.
*/
public void updatePreference() {
initializePreference();
final EnforcedAdmin enforcedAdmin = mRestrictionUtils.checkIfRestrictionEnforced(mContext,
UserManager.DISALLOW_CONFIG_SCREEN_TIMEOUT);
if (enforcedAdmin != null) {
mPreference.setDisabledByAdmin(enforcedAdmin);
} else {
mPreference.setChecked(isChecked());
mPreference.setEnabled(hasSufficientPermission(mPackageManager) && !isCameraLocked()
&& !isPowerSaveMode());
}
}
@VisibleForTesting
void initializePreference() {
if (mPreference == null) {
mPreference = new RestrictedSwitchPreference(mContext);
mPreference.setTitle(R.string.adaptive_sleep_title);
mPreference.setSummary(R.string.adaptive_sleep_description);
mPreference.setChecked(isChecked());
mPreference.setKey(PREFERENCE_KEY);
mPreference.setOnPreferenceClickListener(preference -> {
final boolean isChecked = ((RestrictedSwitchPreference) preference).isChecked();
mMetricsFeatureProvider.action(mContext,
SettingsEnums.ACTION_SCREEN_ATTENTION_CHANGED,
isChecked);
Settings.Secure.putInt(mContext.getContentResolver(),
Settings.Secure.ADAPTIVE_SLEEP, isChecked ? 1 : DEFAULT_VALUE);
return true;
});
}
}
@VisibleForTesting
boolean isChecked() {
return hasSufficientPermission(mContext.getPackageManager()) && !isCameraLocked()
&& !isPowerSaveMode() && Settings.Secure.getInt(mContext.getContentResolver(),
Settings.Secure.ADAPTIVE_SLEEP, DEFAULT_VALUE)
!= DEFAULT_VALUE;
}
/**
* Need this because all controller tests use RoboElectric. No easy way to mock this service,
* so we mock the call we need
*/
@VisibleForTesting
boolean isCameraLocked() {
return mPrivacyManager.isSensorPrivacyEnabled(CAMERA);
}
@VisibleForTesting
boolean isPowerSaveMode() {
return mPowerManager.isPowerSaveMode();
}
public static int isControllerAvailable(Context context) {
return isAdaptiveSleepSupported(context)
? AVAILABLE_UNSEARCHABLE
: UNSUPPORTED_ON_DEVICE;
}
static boolean isAdaptiveSleepSupported(Context context) {
return context.getResources().getBoolean(
com.android.internal.R.bool.config_adaptive_sleep_available)
&& isAttentionServiceAvailable(context);
}
private static boolean isAttentionServiceAvailable(Context context) {
final PackageManager packageManager = context.getPackageManager();
final String resolvePackage = packageManager.getAttentionServicePackageName();
if (TextUtils.isEmpty(resolvePackage)) {
return false;
}
final Intent intent = new Intent(AttentionService.SERVICE_INTERFACE).setPackage(
resolvePackage);
final ResolveInfo resolveInfo = packageManager.resolveService(intent,
PackageManager.MATCH_SYSTEM_ONLY);
return resolveInfo != null && resolveInfo.serviceInfo != null;
}
static boolean hasSufficientPermission(PackageManager packageManager) {
final String attentionPackage = packageManager.getAttentionServicePackageName();
return attentionPackage != null && packageManager.checkPermission(
Manifest.permission.CAMERA, attentionPackage) == PackageManager.PERMISSION_GRANTED;
}
}
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