1 /* 2 * Copyright (C) 2016 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.settings.password; 18 19 import android.content.Context; 20 import android.content.Intent; 21 22 /** 23 * Helper for handling managed passwords in security settings UI. 24 * It provides resources that should be shown in settings UI when lock password quality is set to 25 * {@link android.app.admin.DevicePolicyManager#PASSWORD_QUALITY_MANAGED} and hooks for implementing 26 * an option for setting the password quality to 27 * {@link android.app.admin.DevicePolicyManager#PASSWORD_QUALITY_MANAGED}. 28 */ 29 public class ManagedLockPasswordProvider { 30 /** Factory method to make it easier to inject extended ManagedLockPasswordProviders. */ get(Context context, int userId)31 public static ManagedLockPasswordProvider get(Context context, int userId) { 32 return new ManagedLockPasswordProvider(); 33 } 34 ManagedLockPasswordProvider()35 protected ManagedLockPasswordProvider() {} 36 37 /** 38 * Whether choosing/setting a managed lock password is supported for the user. 39 * Please update {@link #getPickerOptionTitle(boolean)} if overridden to return true. 40 */ isSettingManagedPasswordSupported()41 boolean isSettingManagedPasswordSupported() { return false; } 42 43 /** 44 * Whether the user should be able to choose managed lock password. 45 */ isManagedPasswordChoosable()46 boolean isManagedPasswordChoosable() { return false; } 47 48 /** 49 * Returns title for managed password preference in security (lock) setting picker. 50 * Should be overridden if {@link #isManagedPasswordSupported()} returns true. 51 * @param forFingerprint Whether fingerprint unlock is enabled. 52 */ getPickerOptionTitle(boolean forFingerprint)53 CharSequence getPickerOptionTitle(boolean forFingerprint) { return ""; } 54 55 /** 56 * Creates intent that should be launched when user chooses managed password in the lock 57 * settings picker. 58 * @param requirePasswordToDecrypt Whether a password is needed to decrypt the user. 59 * @param password Current lock password. 60 * @return Intent that should update lock password to a managed password. 61 */ createIntent(boolean requirePasswordToDecrypt, byte[] password)62 Intent createIntent(boolean requirePasswordToDecrypt, byte[] password) { 63 return null; 64 } 65 } 66