1 /* 2 * Copyright (C) 2015 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.fingerprint; 18 19 import android.app.Activity; 20 import android.app.KeyguardManager; 21 import android.app.admin.DevicePolicyManager; 22 import android.content.Intent; 23 import android.os.Bundle; 24 import android.os.UserHandle; 25 import android.widget.Button; 26 import android.widget.TextView; 27 28 import com.android.internal.logging.nano.MetricsProto.MetricsEvent; 29 import com.android.internal.widget.LockPatternUtils; 30 import com.android.settings.R; 31 import com.android.settings.SetupWizardUtils; 32 import com.android.settings.password.ChooseLockGeneric.ChooseLockGenericFragment; 33 import com.android.settings.password.SetupChooseLockGeneric; 34 import com.android.settings.password.SetupSkipDialog; 35 import com.android.settings.password.StorageManagerWrapper; 36 37 public class SetupFingerprintEnrollIntroduction extends FingerprintEnrollIntroduction { 38 private static final String KEY_LOCK_SCREEN_PRESENT = "wasLockScreenPresent"; 39 private boolean mAlreadyHadLockScreenSetup = false; 40 41 @Override onCreate(Bundle savedInstanceState)42 protected void onCreate(Bundle savedInstanceState) { 43 super.onCreate(savedInstanceState); 44 if (savedInstanceState == null) { 45 mAlreadyHadLockScreenSetup = isKeyguardSecure(); 46 } else { 47 mAlreadyHadLockScreenSetup = savedInstanceState.getBoolean( 48 KEY_LOCK_SCREEN_PRESENT, false); 49 } 50 } 51 52 @Override onSaveInstanceState(Bundle outState)53 protected void onSaveInstanceState(Bundle outState) { 54 super.onSaveInstanceState(outState); 55 outState.putBoolean(KEY_LOCK_SCREEN_PRESENT, mAlreadyHadLockScreenSetup); 56 } 57 58 @Override getChooseLockIntent()59 protected Intent getChooseLockIntent() { 60 Intent intent = new Intent(this, SetupChooseLockGeneric.class); 61 62 if (StorageManagerWrapper.isFileEncryptedNativeOrEmulated()) { 63 intent.putExtra( 64 LockPatternUtils.PASSWORD_TYPE_KEY, 65 DevicePolicyManager.PASSWORD_QUALITY_NUMERIC); 66 intent.putExtra(ChooseLockGenericFragment.EXTRA_SHOW_OPTIONS_BUTTON, true); 67 } 68 SetupWizardUtils.copySetupExtras(getIntent(), intent); 69 return intent; 70 } 71 72 @Override getFindSensorIntent()73 protected Intent getFindSensorIntent() { 74 final Intent intent = new Intent(this, SetupFingerprintEnrollFindSensor.class); 75 SetupWizardUtils.copySetupExtras(getIntent(), intent); 76 return intent; 77 } 78 79 @Override initViews()80 protected void initViews() { 81 super.initViews(); 82 83 TextView description = (TextView) findViewById(R.id.description_text); 84 description.setText( 85 R.string.security_settings_fingerprint_enroll_introduction_message_setup); 86 87 Button nextButton = getNextButton(); 88 nextButton.setText( 89 R.string.security_settings_fingerprint_enroll_introduction_continue_setup); 90 91 final Button cancelButton = (Button) findViewById(R.id.fingerprint_cancel_button); 92 cancelButton.setText( 93 R.string.security_settings_fingerprint_enroll_introduction_cancel_setup); 94 } 95 96 @Override onActivityResult(int requestCode, int resultCode, Intent data)97 protected void onActivityResult(int requestCode, int resultCode, Intent data) { 98 // if lock was already present, do not return intent data since it must have been 99 // reported in previous attempts 100 if (requestCode == FINGERPRINT_FIND_SENSOR_REQUEST && isKeyguardSecure() 101 && !mAlreadyHadLockScreenSetup) { 102 data = getMetricIntent(data); 103 } 104 super.onActivityResult(requestCode, resultCode, data); 105 } 106 getMetricIntent(Intent data)107 private Intent getMetricIntent(Intent data) { 108 if (data == null) { 109 data = new Intent(); 110 } 111 LockPatternUtils lockPatternUtils = new LockPatternUtils(this); 112 data.putExtra(SetupChooseLockGeneric. 113 SetupChooseLockGenericFragment.EXTRA_PASSWORD_QUALITY, 114 lockPatternUtils.getKeyguardStoredPasswordQuality(UserHandle.myUserId())); 115 return data; 116 } 117 118 @Override onCancelButtonClick()119 protected void onCancelButtonClick() { 120 if (isKeyguardSecure()) { 121 // If the keyguard is already set up securely (maybe the user added a backup screen 122 // lock and skipped fingerprint), return RESULT_SKIP directly. 123 setResult(RESULT_SKIP, mAlreadyHadLockScreenSetup ? null : getMetricIntent(null)); 124 finish(); 125 } else { 126 setResult(SetupSkipDialog.RESULT_SKIP); 127 finish(); 128 } 129 } 130 131 /** 132 * Propagate lock screen metrics if the user goes back from the fingerprint setup screen 133 * after having added lock screen to his device. 134 */ 135 @Override onBackPressed()136 public void onBackPressed() { 137 if (!mAlreadyHadLockScreenSetup && isKeyguardSecure()) { 138 setResult(Activity.RESULT_CANCELED, getMetricIntent(null)); 139 } 140 super.onBackPressed(); 141 } 142 isKeyguardSecure()143 private boolean isKeyguardSecure() { 144 return getSystemService(KeyguardManager.class).isKeyguardSecure(); 145 } 146 147 @Override getMetricsCategory()148 public int getMetricsCategory() { 149 return MetricsEvent.FINGERPRINT_ENROLL_INTRO_SETUP; 150 } 151 } 152