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 import com.android.internal.widget.LockscreenCredential; 23 24 /** 25 * Helper for handling managed passwords in security settings UI. 26 * It provides resources that should be shown in settings UI when lock password quality is set to 27 * {@link android.app.admin.DevicePolicyManager#PASSWORD_QUALITY_MANAGED} and hooks for implementing 28 * an option for setting the password quality to 29 * {@link android.app.admin.DevicePolicyManager#PASSWORD_QUALITY_MANAGED}. 30 */ 31 public class ManagedLockPasswordProvider { 32 /** Factory method to make it easier to inject extended ManagedLockPasswordProviders. */ get(Context context, int userId)33 public static ManagedLockPasswordProvider get(Context context, int userId) { 34 return new ManagedLockPasswordProvider(); 35 } 36 ManagedLockPasswordProvider()37 protected ManagedLockPasswordProvider() {} 38 39 /** 40 * Whether choosing/setting a managed lock password is supported for the user. 41 * Please update {@link #getPickerOptionTitle(boolean)} if overridden to return true. 42 */ isSettingManagedPasswordSupported()43 boolean isSettingManagedPasswordSupported() { return false; } 44 45 /** 46 * Whether the user should be able to choose managed lock password. 47 */ isManagedPasswordChoosable()48 boolean isManagedPasswordChoosable() { return false; } 49 50 /** 51 * Returns title for managed password preference in security (lock) setting picker. 52 * Should be overridden if {@link #isManagedPasswordSupported()} returns true. 53 * @param forFingerprint Whether fingerprint unlock is enabled. 54 */ getPickerOptionTitle(boolean forFingerprint)55 CharSequence getPickerOptionTitle(boolean forFingerprint) { return ""; } 56 57 /** 58 * Creates intent that should be launched when user chooses managed password in the lock 59 * settings picker. 60 * @param requirePasswordToDecrypt Whether a password is needed to decrypt the user. 61 * @param password Current lock password. 62 * @return Intent that should update lock password to a managed password. 63 */ createIntent(boolean requirePasswordToDecrypt, LockscreenCredential password)64 Intent createIntent(boolean requirePasswordToDecrypt, LockscreenCredential password) { 65 return null; 66 } 67 } 68