Files
app_Settings/src/com/android/settings/display/SmartAutoRotateCameraStateController.java
Abel Tesfaye 0f402e0cae Fix NullPointerException in SmartAutoRotateCameraStateController
Test: none

Bug: 184844470
Change-Id: I9eca78b11ff8a70dc7c026d7ef77e0b08db8ffbe
2021-04-27 20:24:30 +00:00

77 lines
2.7 KiB
Java

/*
* Copyright (C) 2021 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.display.SmartAutoRotateController.isRotationResolverServiceAvailable;
import android.content.Context;
import android.hardware.SensorPrivacyManager;
import androidx.preference.Preference;
import androidx.preference.PreferenceScreen;
import com.android.internal.annotations.VisibleForTesting;
import com.android.settings.R;
import com.android.settings.core.BasePreferenceController;
import com.android.settingslib.widget.BannerMessagePreference;
/**
* The controller of camera based rotate privacy sensor warning preference. The preference appears
* when the privacy sensor service disables camera functionality completely.
*/
public class SmartAutoRotateCameraStateController extends BasePreferenceController {
private final SensorPrivacyManager mPrivacyManager;
private Preference mPreference;
public SmartAutoRotateCameraStateController(Context context, String key) {
super(context, key);
mPrivacyManager = SensorPrivacyManager.getInstance(context);
mPrivacyManager.addSensorPrivacyListener(CAMERA, (sensor, enabled) -> {
if (mPreference != null) {
mPreference.setVisible(enabled);
}
updateState(mPreference);
});
}
@VisibleForTesting
boolean isCameraLocked() {
return mPrivacyManager.isSensorPrivacyEnabled(SensorPrivacyManager.Sensors.CAMERA);
}
@Override
public void displayPreference(PreferenceScreen screen) {
super.displayPreference(screen);
mPreference = screen.findPreference(getPreferenceKey());
((BannerMessagePreference) mPreference)
.setPositiveButtonText(R.string.allow)
.setPositiveButtonOnClickListener(v -> {
mPrivacyManager.setSensorPrivacy(CAMERA, false);
});
}
@Override
@AvailabilityStatus
public int getAvailabilityStatus() {
return isRotationResolverServiceAvailable(mContext)
&& isCameraLocked() ? AVAILABLE_UNSEARCHABLE : UNSUPPORTED_ON_DEVICE;
}
}