1 /* 2 * Copyright (C) 2018 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.car.settings.security; 18 19 import android.app.admin.DevicePolicyManager; 20 import android.os.Bundle; 21 import android.os.UserHandle; 22 23 import com.android.car.settings.R; 24 import com.android.car.settings.common.BaseFragment; 25 import com.android.car.settings.common.CarSettingActivity; 26 import com.android.car.settings.common.Logger; 27 import com.android.internal.widget.LockPatternUtils; 28 29 /** 30 * Activity for setting screen locks 31 */ 32 public class SettingsScreenLockActivity extends CarSettingActivity implements CheckLockListener { 33 34 public static final String EXTRA_CURRENT_SCREEN_LOCK = "extra_current_screen_lock"; 35 private static final Logger LOG = new Logger(SettingsScreenLockActivity.class); 36 37 private int mPasswordQuality; 38 private LockPatternUtils mLockPatternUtils; 39 40 @Override onCreate(Bundle savedInstanceState)41 protected void onCreate(Bundle savedInstanceState) { 42 super.onCreate(savedInstanceState); 43 44 mLockPatternUtils = new LockPatternUtils(this); 45 mPasswordQuality = mLockPatternUtils.getKeyguardStoredPasswordQuality( 46 UserHandle.myUserId()); 47 48 if (savedInstanceState == null) { 49 BaseFragment fragment; 50 switch (mPasswordQuality) { 51 case DevicePolicyManager.PASSWORD_QUALITY_UNSPECIFIED: 52 fragment = ChooseLockTypeFragment.newInstance(); 53 break; 54 case DevicePolicyManager.PASSWORD_QUALITY_SOMETHING: 55 fragment = ConfirmLockPatternFragment.newInstance(); 56 break; 57 case DevicePolicyManager.PASSWORD_QUALITY_NUMERIC: 58 case DevicePolicyManager.PASSWORD_QUALITY_NUMERIC_COMPLEX: 59 fragment = ConfirmLockPinPasswordFragment.newPinInstance(); 60 break; 61 case DevicePolicyManager.PASSWORD_QUALITY_ALPHABETIC: 62 case DevicePolicyManager.PASSWORD_QUALITY_ALPHANUMERIC: 63 fragment = ConfirmLockPinPasswordFragment.newPasswordInstance(); 64 break; 65 default: 66 LOG.e("Unexpected password quality: " + String.valueOf(mPasswordQuality)); 67 fragment = ConfirmLockPinPasswordFragment.newPasswordInstance(); 68 } 69 70 Bundle bundle = fragment.getArguments(); 71 if (bundle == null) { 72 bundle = new Bundle(); 73 } 74 bundle.putInt(ChooseLockTypeFragment.EXTRA_CURRENT_PASSWORD_QUALITY, mPasswordQuality); 75 fragment.setArguments(bundle); 76 77 getSupportFragmentManager() 78 .beginTransaction() 79 .add(R.id.fragment_container, fragment) 80 .addToBackStack(null) 81 .commit(); 82 } 83 } 84 85 @Override onLockVerified(String lock)86 public void onLockVerified(String lock) { 87 BaseFragment fragment = ChooseLockTypeFragment.newInstance(); 88 Bundle bundle = fragment.getArguments(); 89 if (bundle == null) { 90 bundle = new Bundle(); 91 } 92 bundle.putString(EXTRA_CURRENT_SCREEN_LOCK, lock); 93 bundle.putInt(ChooseLockTypeFragment.EXTRA_CURRENT_PASSWORD_QUALITY, mPasswordQuality); 94 fragment.setArguments(bundle); 95 96 getSupportFragmentManager() 97 .beginTransaction() 98 .replace(R.id.fragment_container, fragment) 99 .commit(); 100 } 101 } 102