| /* |
| * 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.security; |
| |
| import android.app.admin.DevicePolicyManager; |
| import android.os.Bundle; |
| import android.os.UserHandle; |
| |
| import androidx.annotation.Nullable; |
| import androidx.fragment.app.Fragment; |
| |
| import com.android.car.settings.R; |
| import com.android.car.settings.common.BaseCarSettingsActivity; |
| import com.android.car.settings.common.Logger; |
| import com.android.internal.widget.LockPatternUtils; |
| import com.android.internal.widget.LockscreenCredential; |
| |
| /** |
| * Activity for setting screen locks |
| */ |
| public class SettingsScreenLockActivity extends BaseCarSettingsActivity implements |
| CheckLockListener { |
| |
| private static final Logger LOG = new Logger(SettingsScreenLockActivity.class); |
| |
| private int mPasswordQuality; |
| |
| @Override |
| @Nullable |
| protected Fragment getInitialFragment() { |
| Fragment currentFragment = getCurrentFragment(); |
| if (currentFragment != null) { |
| return currentFragment; |
| } |
| |
| mPasswordQuality = new LockPatternUtils(this).getKeyguardStoredPasswordQuality( |
| UserHandle.myUserId()); |
| |
| Fragment fragment; |
| switch (mPasswordQuality) { |
| case DevicePolicyManager.PASSWORD_QUALITY_UNSPECIFIED: |
| fragment = new ChooseLockTypeFragment(); |
| break; |
| case DevicePolicyManager.PASSWORD_QUALITY_SOMETHING: |
| fragment = new ConfirmLockPatternFragment(); |
| break; |
| case DevicePolicyManager.PASSWORD_QUALITY_NUMERIC: |
| case DevicePolicyManager.PASSWORD_QUALITY_NUMERIC_COMPLEX: |
| fragment = ConfirmLockPinPasswordFragment.newPinInstance(); |
| break; |
| case DevicePolicyManager.PASSWORD_QUALITY_ALPHABETIC: |
| case DevicePolicyManager.PASSWORD_QUALITY_ALPHANUMERIC: |
| fragment = ConfirmLockPinPasswordFragment.newPasswordInstance(); |
| break; |
| default: |
| LOG.e("Unexpected password quality: " + String.valueOf(mPasswordQuality)); |
| fragment = ConfirmLockPinPasswordFragment.newPasswordInstance(); |
| } |
| |
| Bundle bundle = fragment.getArguments(); |
| if (bundle == null) { |
| bundle = new Bundle(); |
| } |
| bundle.putInt(PasswordHelper.EXTRA_CURRENT_PASSWORD_QUALITY, mPasswordQuality); |
| fragment.setArguments(bundle); |
| return fragment; |
| } |
| |
| @Override |
| public void onLockVerified(LockscreenCredential lock) { |
| Fragment fragment = new ChooseLockTypeFragment(); |
| Bundle bundle = fragment.getArguments(); |
| if (bundle == null) { |
| bundle = new Bundle(); |
| } |
| bundle.putParcelable(PasswordHelper.EXTRA_CURRENT_SCREEN_LOCK, lock); |
| bundle.putInt(PasswordHelper.EXTRA_CURRENT_PASSWORD_QUALITY, mPasswordQuality); |
| fragment.setArguments(bundle); |
| |
| // Intentionally not using launchFragment(), since we do not want to add to the back stack. |
| getSupportFragmentManager() |
| .beginTransaction() |
| .replace(R.id.fragment_container, fragment) |
| .commit(); |
| } |
| |
| @Override |
| public void onDestroy() { |
| super.onDestroy(); |
| |
| PasswordHelper.zeroizeCredentials(); |
| } |
| } |