CryptKeeper.java revision 73456acfb45beb7a95b5aee5a1f7566d3b803a86
18fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks/* 28fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks * Copyright (C) 2011 The Android Open Source Project 38fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks * 48fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks * Licensed under the Apache License, Version 2.0 (the "License"); 58fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks * you may not use this file except in compliance with the License. 68fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks * You may obtain a copy of the License at 78fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks * 88fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks * http://www.apache.org/licenses/LICENSE-2.0 98fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks * 108fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks * Unless required by applicable law or agreed to in writing, software 118fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks * distributed under the License is distributed on an "AS IS" BASIS, 128fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 138fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks * See the License for the specific language governing permissions and 148fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks * limitations under the License. 158fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks */ 168fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks 178fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parkspackage com.android.settings; 188fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks 198fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parksimport android.app.Activity; 208fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parksimport android.app.StatusBarManager; 218fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parksimport android.content.ComponentName; 228fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parksimport android.content.Context; 23ec5a45e79cb7161adfabf475342c1e1b25994276Jason parksimport android.content.Intent; 248fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parksimport android.content.pm.PackageManager; 25de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwalimport android.media.AudioManager; 2606c5ff4a46686d3f599e40df0768177d3d88913cJason parksimport android.os.AsyncTask; 278fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parksimport android.os.Bundle; 28ec5a45e79cb7161adfabf475342c1e1b25994276Jason parksimport android.os.Handler; 298fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parksimport android.os.IBinder; 30ec5a45e79cb7161adfabf475342c1e1b25994276Jason parksimport android.os.Message; 3135933812b16f0b4221280bbcc3c32f6540996bf2Jason parksimport android.os.PowerManager; 328373b451692a39abdfd12444241c016831e1a4a4David Brownimport android.os.RemoteException; 338fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parksimport android.os.ServiceManager; 348fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parksimport android.os.SystemProperties; 356a5929b086a61a955a4a2f43f5fa251e8754ff4aChristopher Tateimport android.os.UserHandle; 368fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parksimport android.os.storage.IMountService; 37b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrenceimport android.os.storage.StorageManager; 386ebbd30e18ca514ca9ee87ffa428c55c9fd92a8cVikram Aggarwalimport android.provider.Settings; 398373b451692a39abdfd12444241c016831e1a4a4David Brownimport android.telephony.TelephonyManager; 40d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwalimport android.text.Editable; 41ec5a45e79cb7161adfabf475342c1e1b25994276Jason parksimport android.text.TextUtils; 42d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwalimport android.text.TextWatcher; 438fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parksimport android.util.Log; 448fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parksimport android.view.KeyEvent; 45d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwalimport android.view.MotionEvent; 4613d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadlerimport android.view.View; 47fb3d5cad48876dbd366fd8b562529d355d2428dbJim Millerimport android.view.WindowManager; 4813d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadlerimport android.view.View.OnClickListener; 49d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwalimport android.view.View.OnKeyListener; 50d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwalimport android.view.View.OnTouchListener; 518fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parksimport android.view.inputmethod.EditorInfo; 529fcb6a7fac02aef85085c2db616556257e1642f5Ben Komaloimport android.view.inputmethod.InputMethodInfo; 5375c085ee890744cdd4b90c72f8b50e6aeeb31e88Jason parksimport android.view.inputmethod.InputMethodManager; 549fcb6a7fac02aef85085c2db616556257e1642f5Ben Komaloimport android.view.inputmethod.InputMethodSubtype; 5513d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadlerimport android.widget.Button; 56ec5a45e79cb7161adfabf475342c1e1b25994276Jason parksimport android.widget.EditText; 57ec5a45e79cb7161adfabf475342c1e1b25994276Jason parksimport android.widget.ProgressBar; 588fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parksimport android.widget.TextView; 598fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks 60bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwalimport com.android.internal.statusbar.StatusBarIcon; 6191a2f0566afb91549cbda9289b516154a6467624Ben Komaloimport com.android.internal.telephony.ITelephony; 62ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwalimport com.android.internal.telephony.Phone; 635543404ae0ec9635b59d37fa01074ea598d539ebWink Savilleimport com.android.internal.telephony.PhoneConstants; 64b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrenceimport com.android.internal.widget.LockPatternUtils; 65b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrenceimport com.android.internal.widget.LockPatternView; 66b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrenceimport com.android.internal.widget.LockPatternView.Cell; 679fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo 689fcb6a7fac02aef85085c2db616556257e1642f5Ben Komaloimport java.util.List; 6991a2f0566afb91549cbda9289b516154a6467624Ben Komalo 7091a2f0566afb91549cbda9289b516154a6467624Ben Komalo/** 7191a2f0566afb91549cbda9289b516154a6467624Ben Komalo * Settings screens to show the UI flows for encrypting/decrypting the device. 7291a2f0566afb91549cbda9289b516154a6467624Ben Komalo * 7391a2f0566afb91549cbda9289b516154a6467624Ben Komalo * This may be started via adb for debugging the UI layout, without having to go through 7491a2f0566afb91549cbda9289b516154a6467624Ben Komalo * encryption flows everytime. It should be noted that starting the activity in this manner 7591a2f0566afb91549cbda9289b516154a6467624Ben Komalo * is only useful for verifying UI-correctness - the behavior will not be identical. 7691a2f0566afb91549cbda9289b516154a6467624Ben Komalo * <pre> 7791a2f0566afb91549cbda9289b516154a6467624Ben Komalo * $ adb shell pm enable com.android.settings/.CryptKeeper 7891a2f0566afb91549cbda9289b516154a6467624Ben Komalo * $ adb shell am start \ 7991a2f0566afb91549cbda9289b516154a6467624Ben Komalo * -e "com.android.settings.CryptKeeper.DEBUG_FORCE_VIEW" "progress" \ 8091a2f0566afb91549cbda9289b516154a6467624Ben Komalo * -n com.android.settings/.CryptKeeper 8191a2f0566afb91549cbda9289b516154a6467624Ben Komalo * </pre> 8291a2f0566afb91549cbda9289b516154a6467624Ben Komalo */ 83d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwalpublic class CryptKeeper extends Activity implements TextView.OnEditorActionListener, 84d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal OnKeyListener, OnTouchListener, TextWatcher { 85ec5a45e79cb7161adfabf475342c1e1b25994276Jason parks private static final String TAG = "CryptKeeper"; 8635933812b16f0b4221280bbcc3c32f6540996bf2Jason parks 878fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks private static final String DECRYPT_STATE = "trigger_restart_framework"; 88de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal /** Message sent to us to indicate encryption update progress. */ 89de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal private static final int MESSAGE_UPDATE_PROGRESS = 1; 90de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal /** Message sent to us to cool-down (waste user's time between password attempts) */ 91de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal private static final int MESSAGE_COOLDOWN = 2; 92de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal /** Message sent to us to indicate alerting the user that we are waiting for password entry */ 93de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal private static final int MESSAGE_NOTIFY = 3; 94de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal 95de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal // Constants used to control policy. 96ec5a45e79cb7161adfabf475342c1e1b25994276Jason parks private static final int MAX_FAILED_ATTEMPTS = 30; 97ec5a45e79cb7161adfabf475342c1e1b25994276Jason parks private static final int COOL_DOWN_ATTEMPTS = 10; 98ec5a45e79cb7161adfabf475342c1e1b25994276Jason parks private static final int COOL_DOWN_INTERVAL = 30; // 30 seconds 99ec5a45e79cb7161adfabf475342c1e1b25994276Jason parks 1008373b451692a39abdfd12444241c016831e1a4a4David Brown // Intent action for launching the Emergency Dialer activity. 1018373b451692a39abdfd12444241c016831e1a4a4David Brown static final String ACTION_EMERGENCY_DIAL = "com.android.phone.EmergencyDialer.DIAL"; 1028373b451692a39abdfd12444241c016831e1a4a4David Brown 10391a2f0566afb91549cbda9289b516154a6467624Ben Komalo // Debug Intent extras so that this Activity may be started via adb for debugging UI layouts 10491a2f0566afb91549cbda9289b516154a6467624Ben Komalo private static final String EXTRA_FORCE_VIEW = 10591a2f0566afb91549cbda9289b516154a6467624Ben Komalo "com.android.settings.CryptKeeper.DEBUG_FORCE_VIEW"; 10691a2f0566afb91549cbda9289b516154a6467624Ben Komalo private static final String FORCE_VIEW_PROGRESS = "progress"; 10791a2f0566afb91549cbda9289b516154a6467624Ben Komalo private static final String FORCE_VIEW_ERROR = "error"; 108de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal private static final String FORCE_VIEW_PASSWORD = "password"; 10991a2f0566afb91549cbda9289b516154a6467624Ben Komalo 110bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal /** When encryption is detected, this flag indicates whether or not we've checked for errors. */ 1110e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo private boolean mValidationComplete; 112d4758efef6d6564d7b4b0b747d0a9ae9b44a38c7Ben Komalo private boolean mValidationRequested; 1130e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo /** A flag to indicate that the volume is in a bad state (e.g. partially encrypted). */ 1140e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo private boolean mEncryptionGoneBad; 115de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal /** A flag to indicate when the back event should be ignored */ 116de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal private boolean mIgnoreBack = false; 1171499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler private int mCooldown; 1181499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler PowerManager.WakeLock mWakeLock; 11906c5ff4a46686d3f599e40df0768177d3d88913cJason parks private EditText mPasswordEntry; 120b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence private LockPatternView mLockPatternView; 121d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal /** Number of calls to {@link #notifyUser()} to ignore before notifying. */ 122d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal private int mNotificationCountdown = 0; 12373456acfb45beb7a95b5aee5a1f7566d3b803a86Paul Lawrence /** Number of calls to {@link #notifyUser()} before we release the wakelock */ 12473456acfb45beb7a95b5aee5a1f7566d3b803a86Paul Lawrence private int mReleaseWakeLockCountdown = 0; 1251499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler 1261499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler /** 1271499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler * Used to propagate state through configuration changes (e.g. screen rotation) 1281499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler */ 1291499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler private static class NonConfigurationInstanceState { 1301499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler final PowerManager.WakeLock wakelock; 1311499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler 1321499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler NonConfigurationInstanceState(PowerManager.WakeLock _wakelock) { 1331499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler wakelock = _wakelock; 1341499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler } 1351499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler } 1361499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler 137bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal /** 138bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal * Activity used to fade the screen to black after the password is entered. 139bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal */ 1409f55ae28789754dafeed5c68468d45135d46199eVikram Aggarwal public static class FadeToBlack extends Activity { 14113d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler @Override 14213d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler public void onCreate(Bundle savedInstanceState) { 14313d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler super.onCreate(savedInstanceState); 14413d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler setContentView(R.layout.crypt_keeper_blank); 14513d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler } 146de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal /** Ignore all back events. */ 147de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal @Override 148de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal public void onBackPressed() { 149de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal return; 150de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal } 151f1dbf55819e01f6cf1a99d38a292b15de1262a29Jason parks } 152ec5a45e79cb7161adfabf475342c1e1b25994276Jason parks 15306c5ff4a46686d3f599e40df0768177d3d88913cJason parks private class DecryptTask extends AsyncTask<String, Void, Integer> { 15406c5ff4a46686d3f599e40df0768177d3d88913cJason parks @Override 15506c5ff4a46686d3f599e40df0768177d3d88913cJason parks protected Integer doInBackground(String... params) { 156de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal final IMountService service = getMountService(); 15706c5ff4a46686d3f599e40df0768177d3d88913cJason parks try { 15806c5ff4a46686d3f599e40df0768177d3d88913cJason parks return service.decryptStorage(params[0]); 15906c5ff4a46686d3f599e40df0768177d3d88913cJason parks } catch (Exception e) { 16006c5ff4a46686d3f599e40df0768177d3d88913cJason parks Log.e(TAG, "Error while decrypting...", e); 16106c5ff4a46686d3f599e40df0768177d3d88913cJason parks return -1; 16206c5ff4a46686d3f599e40df0768177d3d88913cJason parks } 16306c5ff4a46686d3f599e40df0768177d3d88913cJason parks } 16406c5ff4a46686d3f599e40df0768177d3d88913cJason parks 16506c5ff4a46686d3f599e40df0768177d3d88913cJason parks @Override 16606c5ff4a46686d3f599e40df0768177d3d88913cJason parks protected void onPostExecute(Integer failedAttempts) { 16706c5ff4a46686d3f599e40df0768177d3d88913cJason parks if (failedAttempts == 0) { 16806c5ff4a46686d3f599e40df0768177d3d88913cJason parks // The password was entered successfully. Start the Blank activity 16906c5ff4a46686d3f599e40df0768177d3d88913cJason parks // so this activity animates to black before the devices starts. Note 17006c5ff4a46686d3f599e40df0768177d3d88913cJason parks // It has 1 second to complete the animation or it will be frozen 17106c5ff4a46686d3f599e40df0768177d3d88913cJason parks // until the boot animation comes back up. 172bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal Intent intent = new Intent(CryptKeeper.this, FadeToBlack.class); 17306c5ff4a46686d3f599e40df0768177d3d88913cJason parks finish(); 17406c5ff4a46686d3f599e40df0768177d3d88913cJason parks startActivity(intent); 17506c5ff4a46686d3f599e40df0768177d3d88913cJason parks } else if (failedAttempts == MAX_FAILED_ATTEMPTS) { 17606c5ff4a46686d3f599e40df0768177d3d88913cJason parks // Factory reset the device. 17706c5ff4a46686d3f599e40df0768177d3d88913cJason parks sendBroadcast(new Intent("android.intent.action.MASTER_CLEAR")); 17806c5ff4a46686d3f599e40df0768177d3d88913cJason parks } else if ((failedAttempts % COOL_DOWN_ATTEMPTS) == 0) { 1792daf2641d364683c21bcbae08a3358d0f3c6af94Paul Lawrence if (mLockPatternView != null) { 1802daf2641d364683c21bcbae08a3358d0f3c6af94Paul Lawrence mLockPatternView.clearPattern(); 1812daf2641d364683c21bcbae08a3358d0f3c6af94Paul Lawrence } 18206c5ff4a46686d3f599e40df0768177d3d88913cJason parks mCooldown = COOL_DOWN_INTERVAL; 18306c5ff4a46686d3f599e40df0768177d3d88913cJason parks cooldown(); 18406c5ff4a46686d3f599e40df0768177d3d88913cJason parks } else { 185bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal final TextView status = (TextView) findViewById(R.id.status); 186bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal status.setText(R.string.try_again); 18706c5ff4a46686d3f599e40df0768177d3d88913cJason parks // Reenable the password entry 188b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence if (mPasswordEntry != null) { 189b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence mPasswordEntry.setEnabled(true); 190b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence } 1912daf2641d364683c21bcbae08a3358d0f3c6af94Paul Lawrence if (mLockPatternView != null) { 1922daf2641d364683c21bcbae08a3358d0f3c6af94Paul Lawrence mLockPatternView.setEnabled(true); 1932daf2641d364683c21bcbae08a3358d0f3c6af94Paul Lawrence } 19406c5ff4a46686d3f599e40df0768177d3d88913cJason parks } 19506c5ff4a46686d3f599e40df0768177d3d88913cJason parks } 19606c5ff4a46686d3f599e40df0768177d3d88913cJason parks } 19775c085ee890744cdd4b90c72f8b50e6aeeb31e88Jason parks 1980e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo private class ValidationTask extends AsyncTask<Void, Void, Boolean> { 1990e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo @Override 2000e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo protected Boolean doInBackground(Void... params) { 201de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal final IMountService service = getMountService(); 2020e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo try { 203d4758efef6d6564d7b4b0b747d0a9ae9b44a38c7Ben Komalo Log.d(TAG, "Validating encryption state."); 2040e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo int state = service.getEncryptionState(); 2050e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo if (state == IMountService.ENCRYPTION_STATE_NONE) { 2060e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo Log.w(TAG, "Unexpectedly in CryptKeeper even though there is no encryption."); 2070e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo return true; // Unexpected, but fine, I guess... 2080e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo } 2090e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo return state == IMountService.ENCRYPTION_STATE_OK; 2100e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo } catch (RemoteException e) { 2110e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo Log.w(TAG, "Unable to get encryption state properly"); 2120e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo return true; 2130e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo } 2140e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo } 2150e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo 2160e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo @Override 2170e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo protected void onPostExecute(Boolean result) { 2180e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo mValidationComplete = true; 2190e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo if (Boolean.FALSE.equals(result)) { 2200e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo Log.w(TAG, "Incomplete, or corrupted encryption detected. Prompting user to wipe."); 2210e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo mEncryptionGoneBad = true; 222d4758efef6d6564d7b4b0b747d0a9ae9b44a38c7Ben Komalo } else { 223d4758efef6d6564d7b4b0b747d0a9ae9b44a38c7Ben Komalo Log.d(TAG, "Encryption state validated. Proceeding to configure UI"); 2240e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo } 2250e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo setupUi(); 2260e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo } 2270e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo } 2280e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo 22991a2f0566afb91549cbda9289b516154a6467624Ben Komalo private final Handler mHandler = new Handler() { 230ec5a45e79cb7161adfabf475342c1e1b25994276Jason parks @Override 231ec5a45e79cb7161adfabf475342c1e1b25994276Jason parks public void handleMessage(Message msg) { 232ec5a45e79cb7161adfabf475342c1e1b25994276Jason parks switch (msg.what) { 233de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal case MESSAGE_UPDATE_PROGRESS: 234f8217304073b5cd13823a0602568394be93bf310Jason parks updateProgress(); 235ec5a45e79cb7161adfabf475342c1e1b25994276Jason parks break; 23635933812b16f0b4221280bbcc3c32f6540996bf2Jason parks 237de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal case MESSAGE_COOLDOWN: 238f8217304073b5cd13823a0602568394be93bf310Jason parks cooldown(); 239ec5a45e79cb7161adfabf475342c1e1b25994276Jason parks break; 240de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal 241de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal case MESSAGE_NOTIFY: 242de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal notifyUser(); 243de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal break; 244ec5a45e79cb7161adfabf475342c1e1b25994276Jason parks } 245ec5a45e79cb7161adfabf475342c1e1b25994276Jason parks } 246ec5a45e79cb7161adfabf475342c1e1b25994276Jason parks }; 24735933812b16f0b4221280bbcc3c32f6540996bf2Jason parks 248de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal private AudioManager mAudioManager; 249bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal /** The status bar where back/home/recent buttons are shown. */ 250bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal private StatusBarManager mStatusBar; 251bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal 252bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal /** All the widgets to disable in the status bar */ 253bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal final private static int sWidgetsToDisable = StatusBarManager.DISABLE_EXPAND 254bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal | StatusBarManager.DISABLE_NOTIFICATION_ICONS 255bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal | StatusBarManager.DISABLE_NOTIFICATION_ALERTS 256bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal | StatusBarManager.DISABLE_SYSTEM_INFO 257bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal | StatusBarManager.DISABLE_HOME 25866d050bb4b6bf899e363f3e67d1eb5774de744b5Alon Albert | StatusBarManager.DISABLE_SEARCH 259bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal | StatusBarManager.DISABLE_RECENT; 260de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal 26191a2f0566afb91549cbda9289b516154a6467624Ben Komalo /** @return whether or not this Activity was started for debugging the UI only. */ 26291a2f0566afb91549cbda9289b516154a6467624Ben Komalo private boolean isDebugView() { 26391a2f0566afb91549cbda9289b516154a6467624Ben Komalo return getIntent().hasExtra(EXTRA_FORCE_VIEW); 26491a2f0566afb91549cbda9289b516154a6467624Ben Komalo } 26591a2f0566afb91549cbda9289b516154a6467624Ben Komalo 26691a2f0566afb91549cbda9289b516154a6467624Ben Komalo /** @return whether or not this Activity was started for debugging the specific UI view only. */ 26791a2f0566afb91549cbda9289b516154a6467624Ben Komalo private boolean isDebugView(String viewType /* non-nullable */) { 26891a2f0566afb91549cbda9289b516154a6467624Ben Komalo return viewType.equals(getIntent().getStringExtra(EXTRA_FORCE_VIEW)); 26991a2f0566afb91549cbda9289b516154a6467624Ben Komalo } 27091a2f0566afb91549cbda9289b516154a6467624Ben Komalo 271de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal /** 272de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal * Notify the user that we are awaiting input. Currently this sends an audio alert. 273de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal */ 274de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal private void notifyUser() { 275d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal if (mNotificationCountdown > 0) { 276d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal --mNotificationCountdown; 277d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal } else if (mAudioManager != null) { 278de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal try { 279de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal // Play the standard keypress sound at full volume. This should be available on 280de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal // every device. We cannot play a ringtone here because media services aren't 281de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal // available yet. A DTMF-style tone is too soft to be noticed, and might not exist 282de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal // on tablet devices. The idea is to alert the user that something is needed: this 283de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal // does not have to be pleasing. 284de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal mAudioManager.playSoundEffect(AudioManager.FX_KEYPRESS_STANDARD, 100); 285de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal } catch (Exception e) { 286de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal Log.w(TAG, "notifyUser: Exception while playing sound: " + e); 287de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal } 288de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal } 28986b93937fa417647d22ee15d3a0aff7a751be17aVikram Aggarwal // Notify the user again in 5 seconds. 290de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal mHandler.removeMessages(MESSAGE_NOTIFY); 29186b93937fa417647d22ee15d3a0aff7a751be17aVikram Aggarwal mHandler.sendEmptyMessageDelayed(MESSAGE_NOTIFY, 5 * 1000); 29273456acfb45beb7a95b5aee5a1f7566d3b803a86Paul Lawrence 29373456acfb45beb7a95b5aee5a1f7566d3b803a86Paul Lawrence if (mWakeLock.isHeld()) { 29473456acfb45beb7a95b5aee5a1f7566d3b803a86Paul Lawrence if (mReleaseWakeLockCountdown > 0) { 29573456acfb45beb7a95b5aee5a1f7566d3b803a86Paul Lawrence --mReleaseWakeLockCountdown; 29673456acfb45beb7a95b5aee5a1f7566d3b803a86Paul Lawrence } else { 29773456acfb45beb7a95b5aee5a1f7566d3b803a86Paul Lawrence mWakeLock.release(); 29873456acfb45beb7a95b5aee5a1f7566d3b803a86Paul Lawrence } 29973456acfb45beb7a95b5aee5a1f7566d3b803a86Paul Lawrence } 300de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal } 301de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal 302de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal /** 303de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal * Ignore back events after the user has entered the decrypt screen and while the device is 304de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal * encrypting. 305de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal */ 306de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal @Override 307de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal public void onBackPressed() { 308bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal // In the rare case that something pressed back even though we were disabled. 309de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal if (mIgnoreBack) 310de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal return; 311de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal super.onBackPressed(); 312de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal } 313de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal 3148fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks @Override 3158fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks public void onCreate(Bundle savedInstanceState) { 3168fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks super.onCreate(savedInstanceState); 31735933812b16f0b4221280bbcc3c32f6540996bf2Jason parks 3189597406aa1b83867b03a47d1a5162969b924f2fcAndy Stadler // If we are not encrypted or encrypting, get out quickly. 319de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal final String state = SystemProperties.get("vold.decrypt"); 32091a2f0566afb91549cbda9289b516154a6467624Ben Komalo if (!isDebugView() && ("".equals(state) || DECRYPT_STATE.equals(state))) { 32135933812b16f0b4221280bbcc3c32f6540996bf2Jason parks // Disable the crypt keeper. 3228fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks PackageManager pm = getPackageManager(); 3238fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks ComponentName name = new ComponentName(this, CryptKeeper.class); 324140f6c6cf705f020c0ee6a2843cf1691cc68e729Dianne Hackborn pm.setComponentEnabledSetting(name, PackageManager.COMPONENT_ENABLED_STATE_DISABLED, 325140f6c6cf705f020c0ee6a2843cf1691cc68e729Dianne Hackborn PackageManager.DONT_KILL_APP); 326140f6c6cf705f020c0ee6a2843cf1691cc68e729Dianne Hackborn // Typically CryptKeeper is launched as the home app. We didn't 327644fa4243b4c288c85845b3f86aab25135635729Dianne Hackborn // want to be running, so need to finish this activity. We can count 328644fa4243b4c288c85845b3f86aab25135635729Dianne Hackborn // on the activity manager re-launching the new home app upon finishing 329644fa4243b4c288c85845b3f86aab25135635729Dianne Hackborn // this one, since this will leave the activity stack empty. 330140f6c6cf705f020c0ee6a2843cf1691cc68e729Dianne Hackborn // NOTE: This is really grungy. I think it would be better for the 331140f6c6cf705f020c0ee6a2843cf1691cc68e729Dianne Hackborn // activity manager to explicitly launch the crypt keeper instead of 332140f6c6cf705f020c0ee6a2843cf1691cc68e729Dianne Hackborn // home in the situation where we need to decrypt the device 333140f6c6cf705f020c0ee6a2843cf1691cc68e729Dianne Hackborn finish(); 3348fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks return; 3358fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks } 33635933812b16f0b4221280bbcc3c32f6540996bf2Jason parks 337b96b35a62b1f092b6322643c3568f3e712543e53Vikram Aggarwal // Disable the status bar, but do NOT disable back because the user needs a way to go 338b96b35a62b1f092b6322643c3568f3e712543e53Vikram Aggarwal // from keyboard settings and back to the password screen. 339bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal mStatusBar = (StatusBarManager) getSystemService(Context.STATUS_BAR_SERVICE); 340bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal mStatusBar.disable(sWidgetsToDisable); 3411499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler 342ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal setAirplaneModeIfNecessary(); 343de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal mAudioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE); 3441499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler // Check for (and recover) retained instance data 345de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal final Object lastInstance = getLastNonConfigurationInstance(); 3461499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler if (lastInstance instanceof NonConfigurationInstanceState) { 3471499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler NonConfigurationInstanceState retained = (NonConfigurationInstanceState) lastInstance; 3481499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler mWakeLock = retained.wakelock; 3490460675b7c0d5a9b02dae01578c64ff0453e4fb7Ben Komalo Log.d(TAG, "Restoring wakelock from NonConfigurationInstanceState"); 3501499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler } 351ec5a45e79cb7161adfabf475342c1e1b25994276Jason parks } 35235933812b16f0b4221280bbcc3c32f6540996bf2Jason parks 3539597406aa1b83867b03a47d1a5162969b924f2fcAndy Stadler /** 3549597406aa1b83867b03a47d1a5162969b924f2fcAndy Stadler * Note, we defer the state check and screen setup to onStart() because this will be 3559597406aa1b83867b03a47d1a5162969b924f2fcAndy Stadler * re-run if the user clicks the power button (sleeping/waking the screen), and this is 3569597406aa1b83867b03a47d1a5162969b924f2fcAndy Stadler * especially important if we were to lose the wakelock for any reason. 3579597406aa1b83867b03a47d1a5162969b924f2fcAndy Stadler */ 3589597406aa1b83867b03a47d1a5162969b924f2fcAndy Stadler @Override 3599597406aa1b83867b03a47d1a5162969b924f2fcAndy Stadler public void onStart() { 3609597406aa1b83867b03a47d1a5162969b924f2fcAndy Stadler super.onStart(); 361d4758efef6d6564d7b4b0b747d0a9ae9b44a38c7Ben Komalo setupUi(); 3620e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo } 3630e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo 3640e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo /** 3650e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo * Initializes the UI based on the current state of encryption. 3660e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo * This is idempotent - calling repeatedly will simply re-initialize the UI. 3670e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo */ 3680e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo private void setupUi() { 3690e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo if (mEncryptionGoneBad || isDebugView(FORCE_VIEW_ERROR)) { 3700e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo setContentView(R.layout.crypt_keeper_progress); 3710e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo showFactoryReset(); 3720e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo return; 3730e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo } 3740e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo 375de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal final String progress = SystemProperties.get("vold.encrypt_progress"); 3760e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo if (!"".equals(progress) || isDebugView(FORCE_VIEW_PROGRESS)) { 3779597406aa1b83867b03a47d1a5162969b924f2fcAndy Stadler setContentView(R.layout.crypt_keeper_progress); 3789597406aa1b83867b03a47d1a5162969b924f2fcAndy Stadler encryptionProgressInit(); 379de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal } else if (mValidationComplete || isDebugView(FORCE_VIEW_PASSWORD)) { 3809ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence new AsyncTask<Void, Void, Void>() { 3819ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence int type = StorageManager.CRYPT_TYPE_PASSWORD; 3829ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence String owner_info; 3839ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence 3849ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence @Override 3859ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence public Void doInBackground(Void... v) { 3869ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence try { 3879ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence final IMountService service = getMountService(); 3889ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence type = service.getPasswordType(); 3899ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence owner_info = service.getField("OwnerInfo"); 3909ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence } catch (Exception e) { 3919ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence Log.e(TAG, "Error calling mount service " + e); 3929ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence } 3939ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence 3949ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence return null; 3959ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence } 396b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence 3979ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence @Override 3989ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence public void onPostExecute(java.lang.Void v) { 3999ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence if(type == StorageManager.CRYPT_TYPE_PIN) { 4009ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence setContentView(R.layout.crypt_keeper_pin_entry); 4019ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence } else if (type == StorageManager.CRYPT_TYPE_PATTERN) { 4029ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence setContentView(R.layout.crypt_keeper_pattern_entry); 4039ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence setBackFunctionality(false); 4049ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence } else { 4059ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence setContentView(R.layout.crypt_keeper_password_entry); 4069ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence } 4079ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence 4089ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence final TextView status = (TextView) findViewById(R.id.owner_info); 4099ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence status.setText(owner_info); 4109ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence passwordEntryInit(); 4119ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence } 4129ac2d81d9fd155240e02284894148c6dcbe486ecPaul Lawrence }.execute(); 413d4758efef6d6564d7b4b0b747d0a9ae9b44a38c7Ben Komalo } else if (!mValidationRequested) { 414d4758efef6d6564d7b4b0b747d0a9ae9b44a38c7Ben Komalo // We're supposed to be encrypted, but no validation has been done. 415d4758efef6d6564d7b4b0b747d0a9ae9b44a38c7Ben Komalo new ValidationTask().execute((Void[]) null); 416d4758efef6d6564d7b4b0b747d0a9ae9b44a38c7Ben Komalo mValidationRequested = true; 4179597406aa1b83867b03a47d1a5162969b924f2fcAndy Stadler } 4189597406aa1b83867b03a47d1a5162969b924f2fcAndy Stadler } 4199597406aa1b83867b03a47d1a5162969b924f2fcAndy Stadler 420f8217304073b5cd13823a0602568394be93bf310Jason parks @Override 421f8217304073b5cd13823a0602568394be93bf310Jason parks public void onStop() { 422f8217304073b5cd13823a0602568394be93bf310Jason parks super.onStop(); 423de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal mHandler.removeMessages(MESSAGE_COOLDOWN); 424de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal mHandler.removeMessages(MESSAGE_UPDATE_PROGRESS); 425de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal mHandler.removeMessages(MESSAGE_NOTIFY); 4261499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler } 4271499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler 4281499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler /** 4291499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler * Reconfiguring, so propagate the wakelock to the next instance. This runs between onStop() 4301499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler * and onDestroy() and only if we are changing configuration (e.g. rotation). Also clears 4311499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler * mWakeLock so the subsequent call to onDestroy does not release it. 4321499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler */ 4331499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler @Override 4341499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler public Object onRetainNonConfigurationInstance() { 4351499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler NonConfigurationInstanceState state = new NonConfigurationInstanceState(mWakeLock); 4360460675b7c0d5a9b02dae01578c64ff0453e4fb7Ben Komalo Log.d(TAG, "Handing wakelock off to NonConfigurationInstanceState"); 4371499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler mWakeLock = null; 4381499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler return state; 4391499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler } 4401499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler 4411499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler @Override 4421499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler public void onDestroy() { 4431499740c13af5fbd5766a87825c3e789b37bab24Andy Stadler super.onDestroy(); 444f8217304073b5cd13823a0602568394be93bf310Jason parks 445f8217304073b5cd13823a0602568394be93bf310Jason parks if (mWakeLock != null) { 4460460675b7c0d5a9b02dae01578c64ff0453e4fb7Ben Komalo Log.d(TAG, "Releasing and destroying wakelock"); 447f8217304073b5cd13823a0602568394be93bf310Jason parks mWakeLock.release(); 448f8217304073b5cd13823a0602568394be93bf310Jason parks mWakeLock = null; 449f8217304073b5cd13823a0602568394be93bf310Jason parks } 450f8217304073b5cd13823a0602568394be93bf310Jason parks } 451f8217304073b5cd13823a0602568394be93bf310Jason parks 452de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal /** 453de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal * Start encrypting the device. 454de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal */ 455ec5a45e79cb7161adfabf475342c1e1b25994276Jason parks private void encryptionProgressInit() { 45635933812b16f0b4221280bbcc3c32f6540996bf2Jason parks // Accquire a partial wakelock to prevent the device from sleeping. Note 45735933812b16f0b4221280bbcc3c32f6540996bf2Jason parks // we never release this wakelock as we will be restarted after the device 45835933812b16f0b4221280bbcc3c32f6540996bf2Jason parks // is encrypted. 4590460675b7c0d5a9b02dae01578c64ff0453e4fb7Ben Komalo Log.d(TAG, "Encryption progress screen initializing."); 4609ee164f44ea1ad66fa16ed702eb885e36ade0d8bBen Komalo if (mWakeLock == null) { 4610460675b7c0d5a9b02dae01578c64ff0453e4fb7Ben Komalo Log.d(TAG, "Acquiring wakelock."); 4620460675b7c0d5a9b02dae01578c64ff0453e4fb7Ben Komalo PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE); 4630460675b7c0d5a9b02dae01578c64ff0453e4fb7Ben Komalo mWakeLock = pm.newWakeLock(PowerManager.FULL_WAKE_LOCK, TAG); 4640460675b7c0d5a9b02dae01578c64ff0453e4fb7Ben Komalo mWakeLock.acquire(); 4650460675b7c0d5a9b02dae01578c64ff0453e4fb7Ben Komalo } 466f8217304073b5cd13823a0602568394be93bf310Jason parks 467bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal ((ProgressBar) findViewById(R.id.progress_bar)).setIndeterminate(true); 468de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal // Ignore all back presses from now, both hard and soft keys. 469bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal setBackFunctionality(false); 470de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal // Start the first run of progress manually. This method sets up messages to occur at 471de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal // repeated intervals. 472f8217304073b5cd13823a0602568394be93bf310Jason parks updateProgress(); 473f8217304073b5cd13823a0602568394be93bf310Jason parks } 474f8217304073b5cd13823a0602568394be93bf310Jason parks 47513d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler private void showFactoryReset() { 47613d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler // Hide the encryption-bot to make room for the "factory reset" button 47713d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler findViewById(R.id.encroid).setVisibility(View.GONE); 47813d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler 47913d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler // Show the reset button, failure text, and a divider 480bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal final Button button = (Button) findViewById(R.id.factory_reset); 48113d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler button.setVisibility(View.VISIBLE); 48213d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler button.setOnClickListener(new OnClickListener() { 483bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal @Override 48413d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler public void onClick(View v) { 48513d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler // Factory reset the device. 48613d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler sendBroadcast(new Intent("android.intent.action.MASTER_CLEAR")); 48713d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler } 48813d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler }); 48913d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler 490bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal // Alert the user of the failure. 491bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal ((TextView) findViewById(R.id.title)).setText(R.string.crypt_keeper_failed_title); 492bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal ((TextView) findViewById(R.id.status)).setText(R.string.crypt_keeper_failed_summary); 49313d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler 494bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal final View view = findViewById(R.id.bottom_divider); 495bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal // TODO(viki): Why would the bottom divider be missing in certain layouts? Investigate. 496f0104df823a93ef4c3336118ddb02a0924e520daBen Komalo if (view != null) { 497f0104df823a93ef4c3336118ddb02a0924e520daBen Komalo view.setVisibility(View.VISIBLE); 498f0104df823a93ef4c3336118ddb02a0924e520daBen Komalo } 49913d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler } 50013d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler 501f8217304073b5cd13823a0602568394be93bf310Jason parks private void updateProgress() { 502bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal final String state = SystemProperties.get("vold.encrypt_progress"); 503f8217304073b5cd13823a0602568394be93bf310Jason parks 5040e66609c95047ba7e5c0408bdc88af4315fd35b1Ben Komalo if ("error_partially_encrypted".equals(state)) { 50513d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler showFactoryReset(); 50613d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler return; 50713d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler } 50813d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler 509f8217304073b5cd13823a0602568394be93bf310Jason parks int progress = 0; 510f8217304073b5cd13823a0602568394be93bf310Jason parks try { 51191a2f0566afb91549cbda9289b516154a6467624Ben Komalo // Force a 50% progress state when debugging the view. 51291a2f0566afb91549cbda9289b516154a6467624Ben Komalo progress = isDebugView() ? 50 : Integer.parseInt(state); 513f8217304073b5cd13823a0602568394be93bf310Jason parks } catch (Exception e) { 514f8217304073b5cd13823a0602568394be93bf310Jason parks Log.w(TAG, "Error parsing progress: " + e.toString()); 515f8217304073b5cd13823a0602568394be93bf310Jason parks } 51635933812b16f0b4221280bbcc3c32f6540996bf2Jason parks 517bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal final CharSequence status = getText(R.string.crypt_keeper_setup_description); 5180460675b7c0d5a9b02dae01578c64ff0453e4fb7Ben Komalo Log.v(TAG, "Encryption progress: " + progress); 519bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal final TextView tv = (TextView) findViewById(R.id.status); 520de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal if (tv != null) { 521de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal tv.setText(TextUtils.expandTemplate(status, Integer.toString(progress))); 522de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal } 523f8217304073b5cd13823a0602568394be93bf310Jason parks // Check the progress every 5 seconds 524de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal mHandler.removeMessages(MESSAGE_UPDATE_PROGRESS); 525de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal mHandler.sendEmptyMessageDelayed(MESSAGE_UPDATE_PROGRESS, 5000); 526f8217304073b5cd13823a0602568394be93bf310Jason parks } 527f8217304073b5cd13823a0602568394be93bf310Jason parks 528de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal /** Disable password input for a while to force the user to waste time between retries */ 529f8217304073b5cd13823a0602568394be93bf310Jason parks private void cooldown() { 530bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal final TextView status = (TextView) findViewById(R.id.status); 53113d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler 532f8217304073b5cd13823a0602568394be93bf310Jason parks if (mCooldown <= 0) { 533de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal // Re-enable the password entry and back presses. 5342daf2641d364683c21bcbae08a3358d0f3c6af94Paul Lawrence if (mPasswordEntry != null) { 5352daf2641d364683c21bcbae08a3358d0f3c6af94Paul Lawrence mPasswordEntry.setEnabled(true); 5362daf2641d364683c21bcbae08a3358d0f3c6af94Paul Lawrence setBackFunctionality(true); 5372daf2641d364683c21bcbae08a3358d0f3c6af94Paul Lawrence } 5382daf2641d364683c21bcbae08a3358d0f3c6af94Paul Lawrence if (mLockPatternView != null) { 5392daf2641d364683c21bcbae08a3358d0f3c6af94Paul Lawrence mLockPatternView.setEnabled(true); 5402daf2641d364683c21bcbae08a3358d0f3c6af94Paul Lawrence } 541f576dd6c9f2470516b2fd8494ad210a77f3c8c1fVikram Aggarwal status.setText(R.string.enter_password); 542f8217304073b5cd13823a0602568394be93bf310Jason parks } else { 54313d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler CharSequence template = getText(R.string.crypt_keeper_cooldown); 544bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal status.setText(TextUtils.expandTemplate(template, Integer.toString(mCooldown))); 54513d62049f7c96c47356f23eaee7f0997612fdf9fAndy Stadler 546f8217304073b5cd13823a0602568394be93bf310Jason parks mCooldown--; 547de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal mHandler.removeMessages(MESSAGE_COOLDOWN); 548de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal mHandler.sendEmptyMessageDelayed(MESSAGE_COOLDOWN, 1000); // Tick every second 549f8217304073b5cd13823a0602568394be93bf310Jason parks } 550ec5a45e79cb7161adfabf475342c1e1b25994276Jason parks } 55135933812b16f0b4221280bbcc3c32f6540996bf2Jason parks 552bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal /** 553bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal * Sets the back status: enabled or disabled according to the parameter. 554bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal * @param isEnabled true if back is enabled, false otherwise. 555bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal */ 556bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal private final void setBackFunctionality(boolean isEnabled) { 557bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal mIgnoreBack = !isEnabled; 558bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal if (isEnabled) { 559bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal mStatusBar.disable(sWidgetsToDisable); 560bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal } else { 561bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal mStatusBar.disable(sWidgetsToDisable | StatusBarManager.DISABLE_BACK); 562bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal } 563bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal } 564bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal 565b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence protected LockPatternView.OnPatternListener mChooseNewLockPatternListener = 566b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence new LockPatternView.OnPatternListener() { 567b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence 568b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence @Override 569b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence public void onPatternStart() { 570b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence } 571b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence 572b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence @Override 573b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence public void onPatternCleared() { 574b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence } 575b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence 576b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence @Override 577b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence public void onPatternDetected(List<LockPatternView.Cell> pattern) { 5782daf2641d364683c21bcbae08a3358d0f3c6af94Paul Lawrence mLockPatternView.setEnabled(false); 579b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence new DecryptTask().execute(LockPatternUtils.patternToString(pattern)); 580b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence } 581b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence 582b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence @Override 583b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence public void onPatternCellAdded(List<Cell> pattern) { 584b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence } 585b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence }; 586b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence 587b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence private void passwordEntryInit() { 588b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence // Password/pin case 58906c5ff4a46686d3f599e40df0768177d3d88913cJason parks mPasswordEntry = (EditText) findViewById(R.id.passwordEntry); 590b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence if (mPasswordEntry != null){ 591b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence mPasswordEntry.setOnEditorActionListener(this); 592b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence mPasswordEntry.requestFocus(); 593b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence // Become quiet when the user interacts with the Edit text screen. 594b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence mPasswordEntry.setOnKeyListener(this); 595b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence mPasswordEntry.setOnTouchListener(this); 596b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence mPasswordEntry.addTextChangedListener(this); 597b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence } 598b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence 599b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence // Pattern case 600b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence mLockPatternView = (LockPatternView) findViewById(R.id.lockPattern); 601b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence if (mLockPatternView != null) { 602b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence mLockPatternView.setOnPatternListener(mChooseNewLockPatternListener); 603b05f39d186d8ce1b53bb4da3cb4c2cd22986f513Paul Lawrence } 6049fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo 605c62d321e8dcb023e8c7299802a75a271b7ca98d9Vikram Aggarwal // Disable the Emergency call button if the device has no voice telephone capability 606c62d321e8dcb023e8c7299802a75a271b7ca98d9Vikram Aggarwal final TelephonyManager tm = (TelephonyManager) getSystemService(Context.TELEPHONY_SERVICE); 607c62d321e8dcb023e8c7299802a75a271b7ca98d9Vikram Aggarwal if (!tm.isVoiceCapable()) { 608c62d321e8dcb023e8c7299802a75a271b7ca98d9Vikram Aggarwal final View emergencyCall = findViewById(R.id.emergencyCallButton); 609c62d321e8dcb023e8c7299802a75a271b7ca98d9Vikram Aggarwal if (emergencyCall != null) { 610c62d321e8dcb023e8c7299802a75a271b7ca98d9Vikram Aggarwal Log.d(TAG, "Removing the emergency Call button"); 611c62d321e8dcb023e8c7299802a75a271b7ca98d9Vikram Aggarwal emergencyCall.setVisibility(View.GONE); 612c62d321e8dcb023e8c7299802a75a271b7ca98d9Vikram Aggarwal } 613c62d321e8dcb023e8c7299802a75a271b7ca98d9Vikram Aggarwal } 614c62d321e8dcb023e8c7299802a75a271b7ca98d9Vikram Aggarwal 615bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal final View imeSwitcher = findViewById(R.id.switch_ime_button); 6169fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo final InputMethodManager imm = (InputMethodManager) getSystemService( 6179fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo Context.INPUT_METHOD_SERVICE); 6189fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo if (imeSwitcher != null && hasMultipleEnabledIMEsOrSubtypes(imm, false)) { 6199fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo imeSwitcher.setVisibility(View.VISIBLE); 6209fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo imeSwitcher.setOnClickListener(new OnClickListener() { 621bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal @Override 6229fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo public void onClick(View v) { 6239fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo imm.showInputMethodPicker(); 6249fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo } 6259fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo }); 6269fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo } 6279fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo 628de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal // We want to keep the screen on while waiting for input. In minimal boot mode, the device 629de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal // is completely non-functional, and we want the user to notice the device and enter a 630de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal // password. 631de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal if (mWakeLock == null) { 632de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal Log.d(TAG, "Acquiring wakelock."); 633de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal final PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE); 634de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal if (pm != null) { 635de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal mWakeLock = pm.newWakeLock(PowerManager.FULL_WAKE_LOCK, TAG); 636de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal mWakeLock.acquire(); 63773456acfb45beb7a95b5aee5a1f7566d3b803a86Paul Lawrence // Keep awake for 10 minutes - if the user hasn't been alerted by then 63873456acfb45beb7a95b5aee5a1f7566d3b803a86Paul Lawrence // best not to just drain their battery 63973456acfb45beb7a95b5aee5a1f7566d3b803a86Paul Lawrence mReleaseWakeLockCountdown = 96; // 96 * 5 + 120 = 600 640de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal } 641de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal } 64273456acfb45beb7a95b5aee5a1f7566d3b803a86Paul Lawrence 6439fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo // Asynchronously throw up the IME, since there are issues with requesting it to be shown 6449fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo // immediately. 645e54e9323ed423d68f0567dcf05f45c62187ad8ddPaul Lawrence if (mLockPatternView == null) { 646e54e9323ed423d68f0567dcf05f45c62187ad8ddPaul Lawrence mHandler.postDelayed(new Runnable() { 647e54e9323ed423d68f0567dcf05f45c62187ad8ddPaul Lawrence @Override public void run() { 648e54e9323ed423d68f0567dcf05f45c62187ad8ddPaul Lawrence imm.showSoftInputUnchecked(0, null); 649e54e9323ed423d68f0567dcf05f45c62187ad8ddPaul Lawrence } 650e54e9323ed423d68f0567dcf05f45c62187ad8ddPaul Lawrence }, 0); 651e54e9323ed423d68f0567dcf05f45c62187ad8ddPaul Lawrence } 6529fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo 6539fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo updateEmergencyCallButtonState(); 654d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal // Notify the user in 120 seconds that we are waiting for him to enter the password. 65586b93937fa417647d22ee15d3a0aff7a751be17aVikram Aggarwal mHandler.removeMessages(MESSAGE_NOTIFY); 656d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal mHandler.sendEmptyMessageDelayed(MESSAGE_NOTIFY, 120 * 1000); 657fb3d5cad48876dbd366fd8b562529d355d2428dbJim Miller 658fb3d5cad48876dbd366fd8b562529d355d2428dbJim Miller // Dismiss keyguard while this screen is showing. 659fb3d5cad48876dbd366fd8b562529d355d2428dbJim Miller getWindow().addFlags(WindowManager.LayoutParams.FLAG_DISMISS_KEYGUARD); 6609fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo } 66135933812b16f0b4221280bbcc3c32f6540996bf2Jason parks 6629fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo /** 6639fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo * Method adapted from com.android.inputmethod.latin.Utils 6649fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo * 6659fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo * @param imm The input method manager 6669fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo * @param shouldIncludeAuxiliarySubtypes 6679fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo * @return true if we have multiple IMEs to choose from 6689fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo */ 6699fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo private boolean hasMultipleEnabledIMEsOrSubtypes(InputMethodManager imm, 6709fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo final boolean shouldIncludeAuxiliarySubtypes) { 6719fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo final List<InputMethodInfo> enabledImis = imm.getEnabledInputMethodList(); 6729fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo 6739fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo // Number of the filtered IMEs 6749fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo int filteredImisCount = 0; 6759fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo 6769fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo for (InputMethodInfo imi : enabledImis) { 6779fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo // We can return true immediately after we find two or more filtered IMEs. 6789fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo if (filteredImisCount > 1) return true; 6799fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo final List<InputMethodSubtype> subtypes = 6809fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo imm.getEnabledInputMethodSubtypeList(imi, true); 6819fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo // IMEs that have no subtypes should be counted. 6829fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo if (subtypes.isEmpty()) { 6839fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo ++filteredImisCount; 6849fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo continue; 6859fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo } 68635933812b16f0b4221280bbcc3c32f6540996bf2Jason parks 6879fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo int auxCount = 0; 6889fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo for (InputMethodSubtype subtype : subtypes) { 6899fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo if (subtype.isAuxiliary()) { 6909fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo ++auxCount; 6919fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo } 6929fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo } 6939fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo final int nonAuxCount = subtypes.size() - auxCount; 6949fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo 6959fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo // IMEs that have one or more non-auxiliary subtypes should be counted. 6969fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo // If shouldIncludeAuxiliarySubtypes is true, IMEs that have two or more auxiliary 6979fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo // subtypes should be counted as well. 6989fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo if (nonAuxCount > 0 || (shouldIncludeAuxiliarySubtypes && auxCount > 1)) { 6999fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo ++filteredImisCount; 7009fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo continue; 7019fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo } 70200046d6e176eb05c3e3b0d13d38a8da7491bba5eJason parks } 7038373b451692a39abdfd12444241c016831e1a4a4David Brown 7049fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo return filteredImisCount > 1 7059fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo // imm.getEnabledInputMethodSubtypeList(null, false) will return the current IME's enabled 7069fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo // input method subtype (The current IME should be LatinIME.) 7079fcb6a7fac02aef85085c2db616556257e1642f5Ben Komalo || imm.getEnabledInputMethodSubtypeList(null, false).size() > 1; 7088fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks } 7098fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks 7108fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks private IMountService getMountService() { 711bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal final IBinder service = ServiceManager.getService("mount"); 7128fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks if (service != null) { 7138fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks return IMountService.Stub.asInterface(service); 7148fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks } 7158fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks return null; 7168fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks } 7178fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks 7188fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks @Override 7198fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks public boolean onEditorAction(TextView v, int actionId, KeyEvent event) { 72000046d6e176eb05c3e3b0d13d38a8da7491bba5eJason parks if (actionId == EditorInfo.IME_NULL || actionId == EditorInfo.IME_ACTION_DONE) { 7218fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks // Get the password 722bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal final String password = v.getText().toString(); 7238fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks 724ec5a45e79cb7161adfabf475342c1e1b25994276Jason parks if (TextUtils.isEmpty(password)) { 725ec5a45e79cb7161adfabf475342c1e1b25994276Jason parks return true; 726ec5a45e79cb7161adfabf475342c1e1b25994276Jason parks } 72735933812b16f0b4221280bbcc3c32f6540996bf2Jason parks 7288fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks // Now that we have the password clear the password field. 7298fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks v.setText(null); 7308fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks 731de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal // Disable the password entry and back keypress while checking the password. These 732de3c9cb412688eb841993ad971d06039d8a952c3Vikram Aggarwal // we either be re-enabled if the password was wrong or after the cooldown period. 73306c5ff4a46686d3f599e40df0768177d3d88913cJason parks mPasswordEntry.setEnabled(false); 734bf459dafdc5d97d8f2103c1d2a9cb65f5096e4f8Vikram Aggarwal setBackFunctionality(false); 73506c5ff4a46686d3f599e40df0768177d3d88913cJason parks 7360460675b7c0d5a9b02dae01578c64ff0453e4fb7Ben Komalo Log.d(TAG, "Attempting to send command to decrypt"); 73706c5ff4a46686d3f599e40df0768177d3d88913cJason parks new DecryptTask().execute(password); 73835933812b16f0b4221280bbcc3c32f6540996bf2Jason parks 7398fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks return true; 7408fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks } 7418fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks return false; 7428fd5bc9e6ff0d02012df670a6bf4bcdaf903c09dJason parks } 7438373b451692a39abdfd12444241c016831e1a4a4David Brown 744bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal /** 745ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal * Set airplane mode on the device if it isn't an LTE device. 746ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal * Full story: In minimal boot mode, we cannot save any state. In particular, we cannot save 747ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal * any incoming SMS's. So SMSs that are received here will be silently dropped to the floor. 748ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal * That is bad. Also, we cannot receive any telephone calls in this state. So to avoid 749ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal * both these problems, we turn the radio off. However, on certain networks turning on and 750ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal * off the radio takes a long time. In such cases, we are better off leaving the radio 751ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal * running so the latency of an E911 call is short. 752ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal * The behavior after this is: 753ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal * 1. Emergency dialing: the emergency dialer has logic to force the device out of 754ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal * airplane mode and restart the radio. 755ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal * 2. Full boot: we read the persistent settings from the previous boot and restore the 756ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal * radio to whatever it was before it restarted. This also happens when rebooting a 757ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal * phone that has no encryption. 758ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal */ 759ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal private final void setAirplaneModeIfNecessary() { 760ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal final boolean isLteDevice = 7615543404ae0ec9635b59d37fa01074ea598d539ebWink Saville TelephonyManager.getDefault().getLteOnCdmaMode() == PhoneConstants.LTE_ON_CDMA_TRUE; 762ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal if (!isLteDevice) { 763ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal Log.d(TAG, "Going into airplane mode."); 7646a5929b086a61a955a4a2f43f5fa251e8754ff4aChristopher Tate Settings.Global.putInt(getContentResolver(), Settings.Global.AIRPLANE_MODE_ON, 1); 765ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal final Intent intent = new Intent(Intent.ACTION_AIRPLANE_MODE_CHANGED); 766ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal intent.putExtra("state", true); 7676a5929b086a61a955a4a2f43f5fa251e8754ff4aChristopher Tate sendBroadcastAsUser(intent, UserHandle.ALL); 768ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal } 769ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal } 770ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal 771ea1186db19e673b44084b43b6a70bbdb07480aa9Vikram Aggarwal /** 772bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal * Code to update the state of, and handle clicks from, the "Emergency call" button. 773bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal * 774bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal * This code is mostly duplicated from the corresponding code in 775bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal * LockPatternUtils and LockPatternKeyguardView under frameworks/base. 776bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal */ 7778373b451692a39abdfd12444241c016831e1a4a4David Brown private void updateEmergencyCallButtonState() { 778bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal final Button emergencyCall = (Button) findViewById(R.id.emergencyCallButton); 7798373b451692a39abdfd12444241c016831e1a4a4David Brown // The button isn't present at all in some configurations. 780bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal if (emergencyCall == null) 781bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal return; 7828373b451692a39abdfd12444241c016831e1a4a4David Brown 7838373b451692a39abdfd12444241c016831e1a4a4David Brown if (isEmergencyCallCapable()) { 784bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal emergencyCall.setVisibility(View.VISIBLE); 785bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal emergencyCall.setOnClickListener(new View.OnClickListener() { 786bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal @Override 787bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal 7888373b451692a39abdfd12444241c016831e1a4a4David Brown public void onClick(View v) { 7898373b451692a39abdfd12444241c016831e1a4a4David Brown takeEmergencyCallAction(); 7908373b451692a39abdfd12444241c016831e1a4a4David Brown } 7918373b451692a39abdfd12444241c016831e1a4a4David Brown }); 7928373b451692a39abdfd12444241c016831e1a4a4David Brown } else { 793bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal emergencyCall.setVisibility(View.GONE); 7948373b451692a39abdfd12444241c016831e1a4a4David Brown return; 7958373b451692a39abdfd12444241c016831e1a4a4David Brown } 7968373b451692a39abdfd12444241c016831e1a4a4David Brown 797bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal final int newState = TelephonyManager.getDefault().getCallState(); 7988373b451692a39abdfd12444241c016831e1a4a4David Brown int textId; 7998373b451692a39abdfd12444241c016831e1a4a4David Brown if (newState == TelephonyManager.CALL_STATE_OFFHOOK) { 800bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal // Show "return to call" text and show phone icon 8018373b451692a39abdfd12444241c016831e1a4a4David Brown textId = R.string.cryptkeeper_return_to_call; 802bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal final int phoneCallIcon = R.drawable.stat_sys_phone_call; 803bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal emergencyCall.setCompoundDrawablesWithIntrinsicBounds(phoneCallIcon, 0, 0, 0); 8048373b451692a39abdfd12444241c016831e1a4a4David Brown } else { 8058373b451692a39abdfd12444241c016831e1a4a4David Brown textId = R.string.cryptkeeper_emergency_call; 806bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal final int emergencyIcon = R.drawable.ic_emergency; 807bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal emergencyCall.setCompoundDrawablesWithIntrinsicBounds(emergencyIcon, 0, 0, 0); 8088373b451692a39abdfd12444241c016831e1a4a4David Brown } 809bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal emergencyCall.setText(textId); 8108373b451692a39abdfd12444241c016831e1a4a4David Brown } 8118373b451692a39abdfd12444241c016831e1a4a4David Brown 8128373b451692a39abdfd12444241c016831e1a4a4David Brown private boolean isEmergencyCallCapable() { 8138373b451692a39abdfd12444241c016831e1a4a4David Brown return getResources().getBoolean(com.android.internal.R.bool.config_voice_capable); 8148373b451692a39abdfd12444241c016831e1a4a4David Brown } 8158373b451692a39abdfd12444241c016831e1a4a4David Brown 8168373b451692a39abdfd12444241c016831e1a4a4David Brown private void takeEmergencyCallAction() { 8178373b451692a39abdfd12444241c016831e1a4a4David Brown if (TelephonyManager.getDefault().getCallState() == TelephonyManager.CALL_STATE_OFFHOOK) { 8188373b451692a39abdfd12444241c016831e1a4a4David Brown resumeCall(); 8198373b451692a39abdfd12444241c016831e1a4a4David Brown } else { 8208373b451692a39abdfd12444241c016831e1a4a4David Brown launchEmergencyDialer(); 8218373b451692a39abdfd12444241c016831e1a4a4David Brown } 8228373b451692a39abdfd12444241c016831e1a4a4David Brown } 8238373b451692a39abdfd12444241c016831e1a4a4David Brown 8248373b451692a39abdfd12444241c016831e1a4a4David Brown private void resumeCall() { 825bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal final ITelephony phone = ITelephony.Stub.asInterface(ServiceManager.checkService("phone")); 8268373b451692a39abdfd12444241c016831e1a4a4David Brown if (phone != null) { 8278373b451692a39abdfd12444241c016831e1a4a4David Brown try { 8288373b451692a39abdfd12444241c016831e1a4a4David Brown phone.showCallScreen(); 8298373b451692a39abdfd12444241c016831e1a4a4David Brown } catch (RemoteException e) { 8308373b451692a39abdfd12444241c016831e1a4a4David Brown Log.e(TAG, "Error calling ITelephony service: " + e); 8318373b451692a39abdfd12444241c016831e1a4a4David Brown } 8328373b451692a39abdfd12444241c016831e1a4a4David Brown } 8338373b451692a39abdfd12444241c016831e1a4a4David Brown } 8348373b451692a39abdfd12444241c016831e1a4a4David Brown 8358373b451692a39abdfd12444241c016831e1a4a4David Brown private void launchEmergencyDialer() { 836bfa3a64310162c8f29eae208220988380ffeea6eVikram Aggarwal final Intent intent = new Intent(ACTION_EMERGENCY_DIAL); 8378373b451692a39abdfd12444241c016831e1a4a4David Brown intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 8388373b451692a39abdfd12444241c016831e1a4a4David Brown | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); 8398373b451692a39abdfd12444241c016831e1a4a4David Brown startActivity(intent); 8408373b451692a39abdfd12444241c016831e1a4a4David Brown } 841d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal 842d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal /** 843d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal * Listen to key events so we can disable sounds when we get a keyinput in EditText. 844d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal */ 845d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal private void delayAudioNotification() { 846d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal mNotificationCountdown = 20; 847d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal } 848d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal 849d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal @Override 850d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal public boolean onKey(View v, int keyCode, KeyEvent event) { 851d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal delayAudioNotification(); 852d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal return false; 853d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal } 854d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal 855d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal @Override 856d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal public boolean onTouch(View v, MotionEvent event) { 857d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal delayAudioNotification(); 858d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal return false; 859d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal } 860d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal 861d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal @Override 862d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal public void beforeTextChanged(CharSequence s, int start, int count, int after) { 863d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal return; 864d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal } 865d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal 866d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal @Override 867d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal public void onTextChanged(CharSequence s, int start, int before, int count) { 868d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal delayAudioNotification(); 869d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal } 870d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal 871d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal @Override 872d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal public void afterTextChanged(Editable s) { 873d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal return; 874d1147250dd5fb7022b01a5c899d365069bb625f8Vikram Aggarwal } 8758373b451692a39abdfd12444241c016831e1a4a4David Brown} 876