ConvertToFbe.java revision 4a01283309f737395a01f0fae68a369dc537a8da
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 */ 16package com.android.settings.applications; 17 18import android.annotation.Nullable; 19import android.app.Activity; 20import android.content.Intent; 21import android.content.res.Resources; 22import android.os.Bundle; 23import android.view.LayoutInflater; 24import android.view.View; 25import android.view.ViewGroup; 26import android.widget.Button; 27 28import com.android.internal.logging.nano.MetricsProto.MetricsEvent; 29import com.android.settings.R; 30import com.android.settings.SettingsActivity; 31import com.android.settings.core.InstrumentedFragment; 32import com.android.settings.password.ChooseLockSettingsHelper; 33 34/* Class to prompt for conversion of userdata to file based encryption 35 */ 36public class ConvertToFbe extends InstrumentedFragment { 37 static final String TAG = "ConvertToFBE"; 38 static final String CONVERT_FBE_EXTRA = "ConvertFBE"; 39 private static final int KEYGUARD_REQUEST = 55; 40 41 private boolean runKeyguardConfirmation(int request) { 42 Resources res = getActivity().getResources(); 43 return new ChooseLockSettingsHelper(getActivity(), this) 44 .launchConfirmationActivity(request, 45 res.getText(R.string.convert_to_file_encryption)); 46 } 47 48 @Override 49 public void onCreate(@Nullable Bundle savedInstanceState) { 50 super.onCreate(savedInstanceState); 51 getActivity().setTitle(R.string.convert_to_file_encryption); 52 } 53 54 @Override 55 public View onCreateView(LayoutInflater inflater, ViewGroup container, 56 Bundle savedInstanceState) { 57 View rootView = inflater.inflate(R.layout.convert_fbe, null); 58 59 final Button button = (Button) rootView.findViewById(R.id.button_convert_fbe); 60 button.setOnClickListener(new View.OnClickListener() { 61 public void onClick(View v) { 62 if(!runKeyguardConfirmation(KEYGUARD_REQUEST)) { 63 convert(); 64 } 65 } 66 }); 67 68 return rootView; 69 } 70 71 @Override 72 public void onActivityResult(int requestCode, int resultCode, Intent data) { 73 super.onActivityResult(requestCode, resultCode, data); 74 75 if (requestCode != KEYGUARD_REQUEST) { 76 return; 77 } 78 79 // If the user entered a valid keyguard credential, start the conversion 80 // process 81 if (resultCode == Activity.RESULT_OK) { 82 convert(); 83 } 84 } 85 86 private void convert() { 87 SettingsActivity sa = (SettingsActivity) getActivity(); 88 sa.startPreferencePanel(this, ConfirmConvertToFbe.class.getName(), null, 89 R.string.convert_to_file_encryption, null, null, 0); 90 } 91 92 @Override 93 public int getMetricsCategory() { 94 return MetricsEvent.CONVERT_FBE; 95 } 96} 97