Files
app_Settings/src/com/android/settings/biometrics/combination/BiometricSettingsAppPreferenceController.java
Mill Chen 7edebeef7e Combined biometric settings implementation
There will be multiple biometrics authentications existing at the same
time, so we added a new page for multiple biometrics to control
biometrics settings.

Bug: 183449119
Test: manual test
Change-Id: I359082caf771e07dfd5b24973cb8a3cf372c1b30
2021-04-23 15:18:08 +08:00

87 lines
3.2 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.biometrics.combination;
import static android.provider.Settings.Secure.BIOMETRIC_APP_ENABLED;
import android.app.admin.DevicePolicyManager;
import android.content.Context;
import android.hardware.face.FaceManager;
import android.hardware.fingerprint.FingerprintManager;
import android.provider.Settings;
import com.android.settings.Utils;
import com.android.settings.core.TogglePreferenceController;
import com.android.settingslib.RestrictedLockUtils.EnforcedAdmin;
import com.android.settingslib.RestrictedLockUtilsInternal;
/**
* Preference controller that controls whether the biometrics authentication to be used in apps.
*/
public class BiometricSettingsAppPreferenceController extends TogglePreferenceController {
private static final int ON = 1;
private static final int OFF = 0;
private static final int DEFAULT = ON;
private int mUserId;
private FaceManager mFaceManager;
private FingerprintManager mFingerprintManager;
public BiometricSettingsAppPreferenceController(Context context, String key) {
super(context, key);
mFaceManager = Utils.getFaceManagerOrNull(context);
mFingerprintManager = Utils.getFingerprintManagerOrNull(context);
}
protected EnforcedAdmin getRestrictingAdmin() {
return RestrictedLockUtilsInternal.checkIfKeyguardFeaturesDisabled(mContext,
DevicePolicyManager.KEYGUARD_DISABLE_BIOMETRICS, mUserId);
}
public void setUserId(int userId) {
mUserId = userId;
}
@Override
public boolean isChecked() {
return Settings.Secure.getIntForUser(mContext.getContentResolver(), BIOMETRIC_APP_ENABLED,
DEFAULT, mUserId) == ON;
}
@Override
public boolean setChecked(boolean isChecked) {
return Settings.Secure.putIntForUser(mContext.getContentResolver(), BIOMETRIC_APP_ENABLED,
isChecked ? ON : OFF, mUserId);
}
@Override
public int getAvailabilityStatus() {
if (mFaceManager == null || mFingerprintManager == null) {
return AVAILABLE_UNSEARCHABLE;
}
// This preference will be available only if the user has registered either face auth
// or fingerprint.
final boolean hasFaceEnrolledUser = mFaceManager.hasEnrolledTemplates(mUserId);
final boolean hasFingerprintEnrolledUser =
mFingerprintManager.hasEnrolledTemplates(mUserId);
if (hasFaceEnrolledUser || hasFingerprintEnrolledUser) {
return AVAILABLE;
} else {
return AVAILABLE_UNSEARCHABLE;
}
}
}