src/com/android/settings/fingerprint/FingerprintEnrollOnboard.java

   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.admin.DevicePolicyManager;
  20 import android.content.Intent;
  21 import android.hardware.fingerprint.FingerprintManager;
  22 import android.os.Bundle;
  23
  24 import com.android.settings.ChooseLockGeneric;
  25 import com.android.settings.ChooseLockSettingsHelper;
  26 import com.android.settings.R;
  27
  28 /**
  29  * Onboarding activity for fingerprint enrollment.
  30  */
  31 public class FingerprintEnrollOnboard extends FingerprintEnrollBase {
  32
  33     private static final int CHOOSE_LOCK_GENERIC_REQUEST = 1;
  34
  35     @Override
  36     protected void onCreate(Bundle savedInstanceState) {
  37         super.onCreate(savedInstanceState);
  38         setContentView(R.layout.fingerprint_enroll_onboard);
  39         setHeaderText(R.string.security_settings_fingerprint_enroll_onboard_title);
  40     }
  41
  42     @Override
  43     protected void onNextButtonClick() {
  44         launchChooseLock();
  45     }
  46
  47     @Override
  48     protected void onActivityResult(int requestCode, int resultCode, Intent data) {
  49         if (requestCode == CHOOSE_LOCK_GENERIC_REQUEST && resultCode == RESULT_FINISHED) {
  50             byte[] token = data.getByteArrayExtra(
  51                     ChooseLockSettingsHelper.EXTRA_KEY_CHALLENGE_TOKEN);
  52             setResult(RESULT_FINISHED);
  53             launchFindSensor(token);
  54         } else {
  55             super.onActivityResult(requestCode, resultCode, data);
  56         }
  57     }
  58
  59     private void launchChooseLock() {
  60         Intent intent = new Intent();
  61         long challenge = getSystemService(FingerprintManager.class).preEnroll();
  62         intent.setClassName("com.android.settings", ChooseLockGeneric.class.getName());
  63         intent.putExtra(ChooseLockGeneric.ChooseLockGenericFragment.MINIMUM_QUALITY_KEY,
  64                 DevicePolicyManager.PASSWORD_QUALITY_SOMETHING);
  65         intent.putExtra(ChooseLockGeneric.ChooseLockGenericFragment.HIDE_DISABLED_PREFS, true);
  66         intent.putExtra(ChooseLockSettingsHelper.EXTRA_KEY_HAS_CHALLENGE, true);
  67         intent.putExtra(ChooseLockSettingsHelper.EXTRA_KEY_CHALLENGE, challenge);
  68         startActivityForResult(intent, CHOOSE_LOCK_GENERIC_REQUEST);
  69     }
  70
  71     private void launchFindSensor(byte[] token) {
  72         Intent intent = new Intent();
  73         intent.setClassName("com.android.settings", FingerprintEnrollFindSensor.class.getName());
  74         intent.putExtra(ChooseLockSettingsHelper.EXTRA_KEY_CHALLENGE_TOKEN, token);
  75         startActivity(intent);
  76         finish();
  77     }
  78 }