1 /* 2 * 3 * Licensed under the Apache License, Version 2.0 (the "License"); you may not 4 * use this file except in compliance with the License. You may obtain a copy of 5 * the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT 11 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the 12 * License for the specific language governing permissions and limitations under 13 * the License. 14 */ 15 16 package com.android.server; 17 18 import com.android.internal.content.PackageMonitor; 19 import com.android.internal.inputmethod.InputMethodSubtypeSwitchingController; 20 import com.android.internal.inputmethod.InputMethodSubtypeSwitchingController.ImeSubtypeListItem; 21 import com.android.internal.inputmethod.InputMethodUtils; 22 import com.android.internal.inputmethod.InputMethodUtils.InputMethodSettings; 23 import com.android.internal.os.HandlerCaller; 24 import com.android.internal.os.SomeArgs; 25 import com.android.internal.util.FastXmlSerializer; 26 import com.android.internal.view.IInputContext; 27 import com.android.internal.view.IInputMethod; 28 import com.android.internal.view.IInputSessionCallback; 29 import com.android.internal.view.IInputMethodClient; 30 import com.android.internal.view.IInputMethodManager; 31 import com.android.internal.view.IInputMethodSession; 32 import com.android.internal.view.InputBindResult; 33 import com.android.server.statusbar.StatusBarManagerService; 34 import com.android.server.wm.WindowManagerService; 35 36 import org.xmlpull.v1.XmlPullParser; 37 import org.xmlpull.v1.XmlPullParserException; 38 import org.xmlpull.v1.XmlSerializer; 39 40 import android.app.ActivityManagerNative; 41 import android.app.AppGlobals; 42 import android.app.AlertDialog; 43 import android.app.AppOpsManager; 44 import android.app.IUserSwitchObserver; 45 import android.app.KeyguardManager; 46 import android.app.Notification; 47 import android.app.NotificationManager; 48 import android.app.PendingIntent; 49 import android.content.BroadcastReceiver; 50 import android.content.ComponentName; 51 import android.content.ContentResolver; 52 import android.content.Context; 53 import android.content.DialogInterface; 54 import android.content.DialogInterface.OnCancelListener; 55 import android.content.DialogInterface.OnClickListener; 56 import android.content.Intent; 57 import android.content.IntentFilter; 58 import android.content.ServiceConnection; 59 import android.content.pm.ApplicationInfo; 60 import android.content.pm.IPackageManager; 61 import android.content.pm.PackageManager; 62 import android.content.pm.ResolveInfo; 63 import android.content.pm.ServiceInfo; 64 import android.content.pm.UserInfo; 65 import android.content.res.Configuration; 66 import android.content.res.Resources; 67 import android.content.res.TypedArray; 68 import android.database.ContentObserver; 69 import android.inputmethodservice.InputMethodService; 70 import android.net.Uri; 71 import android.os.Binder; 72 import android.os.Environment; 73 import android.os.Handler; 74 import android.os.IBinder; 75 import android.os.IInterface; 76 import android.os.IRemoteCallback; 77 import android.os.Message; 78 import android.os.Process; 79 import android.os.Parcel; 80 import android.os.RemoteException; 81 import android.os.ResultReceiver; 82 import android.os.ServiceManager; 83 import android.os.SystemClock; 84 import android.os.UserHandle; 85 import android.os.UserManager; 86 import android.provider.Settings; 87 import android.text.TextUtils; 88 import android.text.style.SuggestionSpan; 89 import android.util.AtomicFile; 90 import android.util.EventLog; 91 import android.util.LruCache; 92 import android.util.Pair; 93 import android.util.PrintWriterPrinter; 94 import android.util.Printer; 95 import android.util.Slog; 96 import android.util.Xml; 97 import android.view.ContextThemeWrapper; 98 import android.view.IWindowManager; 99 import android.view.InputChannel; 100 import android.view.LayoutInflater; 101 import android.view.View; 102 import android.view.ViewGroup; 103 import android.view.WindowManager; 104 import android.view.inputmethod.EditorInfo; 105 import android.view.inputmethod.InputBinding; 106 import android.view.inputmethod.InputMethod; 107 import android.view.inputmethod.InputMethodInfo; 108 import android.view.inputmethod.InputMethodManager; 109 import android.view.inputmethod.InputMethodSubtype; 110 import android.view.inputmethod.InputMethodSubtype.InputMethodSubtypeBuilder; 111 import android.widget.ArrayAdapter; 112 import android.widget.CompoundButton; 113 import android.widget.CompoundButton.OnCheckedChangeListener; 114 import android.widget.RadioButton; 115 import android.widget.Switch; 116 import android.widget.TextView; 117 118 import java.io.File; 119 import java.io.FileDescriptor; 120 import java.io.FileInputStream; 121 import java.io.FileOutputStream; 122 import java.io.IOException; 123 import java.io.PrintWriter; 124 import java.util.ArrayList; 125 import java.util.Collections; 126 import java.util.HashMap; 127 import java.util.List; 128 import java.util.Locale; 129 130 /** 131 * This class provides a system service that manages input methods. 132 */ 133 public class InputMethodManagerService extends IInputMethodManager.Stub 134 implements ServiceConnection, Handler.Callback { 135 static final boolean DEBUG = false; 136 static final String TAG = "InputMethodManagerService"; 137 138 static final int MSG_SHOW_IM_PICKER = 1; 139 static final int MSG_SHOW_IM_SUBTYPE_PICKER = 2; 140 static final int MSG_SHOW_IM_SUBTYPE_ENABLER = 3; 141 static final int MSG_SHOW_IM_CONFIG = 4; 142 143 static final int MSG_UNBIND_INPUT = 1000; 144 static final int MSG_BIND_INPUT = 1010; 145 static final int MSG_SHOW_SOFT_INPUT = 1020; 146 static final int MSG_HIDE_SOFT_INPUT = 1030; 147 static final int MSG_ATTACH_TOKEN = 1040; 148 static final int MSG_CREATE_SESSION = 1050; 149 150 static final int MSG_START_INPUT = 2000; 151 static final int MSG_RESTART_INPUT = 2010; 152 153 static final int MSG_UNBIND_METHOD = 3000; 154 static final int MSG_BIND_METHOD = 3010; 155 static final int MSG_SET_ACTIVE = 3020; 156 static final int MSG_SET_USER_ACTION_NOTIFICATION_SEQUENCE_NUMBER = 3040; 157 158 static final int MSG_HARD_KEYBOARD_SWITCH_CHANGED = 4000; 159 160 static final long TIME_TO_RECONNECT = 3 * 1000; 161 162 static final int SECURE_SUGGESTION_SPANS_MAX_SIZE = 20; 163 164 private static final int NOT_A_SUBTYPE_ID = InputMethodUtils.NOT_A_SUBTYPE_ID; 165 private static final String TAG_TRY_SUPPRESSING_IME_SWITCHER = "TrySuppressingImeSwitcher"; 166 167 168 final Context mContext; 169 final Resources mRes; 170 final Handler mHandler; 171 final InputMethodSettings mSettings; 172 final SettingsObserver mSettingsObserver; 173 final IWindowManager mIWindowManager; 174 final HandlerCaller mCaller; 175 final boolean mHasFeature; 176 private InputMethodFileManager mFileManager; 177 private final HardKeyboardListener mHardKeyboardListener; 178 private final WindowManagerService mWindowManagerService; 179 private final AppOpsManager mAppOpsManager; 180 181 final InputBindResult mNoBinding = new InputBindResult(null, null, null, -1, -1); 182 183 // All known input methods. mMethodMap also serves as the global 184 // lock for this class. 185 final ArrayList<InputMethodInfo> mMethodList = new ArrayList<InputMethodInfo>(); 186 final HashMap<String, InputMethodInfo> mMethodMap = new HashMap<String, InputMethodInfo>(); 187 private final LruCache<SuggestionSpan, InputMethodInfo> mSecureSuggestionSpans = 188 new LruCache<SuggestionSpan, InputMethodInfo>(SECURE_SUGGESTION_SPANS_MAX_SIZE); 189 private final InputMethodSubtypeSwitchingController mSwitchingController; 190 191 // Used to bring IME service up to visible adjustment while it is being shown. 192 final ServiceConnection mVisibleConnection = new ServiceConnection() { 193 @Override public void onServiceConnected(ComponentName name, IBinder service) { 194 } 195 196 @Override public void onServiceDisconnected(ComponentName name) { 197 } 198 }; 199 boolean mVisibleBound = false; 200 201 // Ongoing notification 202 private NotificationManager mNotificationManager; 203 private KeyguardManager mKeyguardManager; 204 private StatusBarManagerService mStatusBar; 205 private Notification mImeSwitcherNotification; 206 private PendingIntent mImeSwitchPendingIntent; 207 private boolean mShowOngoingImeSwitcherForPhones; 208 private boolean mNotificationShown; 209 private final boolean mImeSelectedOnBoot; 210 211 static class SessionState { 212 final ClientState client; 213 final IInputMethod method; 214 215 IInputMethodSession session; 216 InputChannel channel; 217 218 @Override 219 public String toString() { 220 return "SessionState{uid " + client.uid + " pid " + client.pid 221 + " method " + Integer.toHexString( 222 System.identityHashCode(method)) 223 + " session " + Integer.toHexString( 224 System.identityHashCode(session)) 225 + " channel " + channel 226 + "}"; 227 } 228 229 SessionState(ClientState _client, IInputMethod _method, 230 IInputMethodSession _session, InputChannel _channel) { 231 client = _client; 232 method = _method; 233 session = _session; 234 channel = _channel; 235 } 236 } 237 238 static final class ClientState { 239 final IInputMethodClient client; 240 final IInputContext inputContext; 241 final int uid; 242 final int pid; 243 final InputBinding binding; 244 245 boolean sessionRequested; 246 SessionState curSession; 247 248 @Override 249 public String toString() { 250 return "ClientState{" + Integer.toHexString( 251 System.identityHashCode(this)) + " uid " + uid 252 + " pid " + pid + "}"; 253 } 254 255 ClientState(IInputMethodClient _client, IInputContext _inputContext, 256 int _uid, int _pid) { 257 client = _client; 258 inputContext = _inputContext; 259 uid = _uid; 260 pid = _pid; 261 binding = new InputBinding(null, inputContext.asBinder(), uid, pid); 262 } 263 } 264 265 final HashMap<IBinder, ClientState> mClients 266 = new HashMap<IBinder, ClientState>(); 267 268 /** 269 * Set once the system is ready to run third party code. 270 */ 271 boolean mSystemReady; 272 273 /** 274 * Id of the currently selected input method. 275 */ 276 String mCurMethodId; 277 278 /** 279 * The current binding sequence number, incremented every time there is 280 * a new bind performed. 281 */ 282 int mCurSeq; 283 284 /** 285 * The client that is currently bound to an input method. 286 */ 287 ClientState mCurClient; 288 289 /** 290 * The last window token that gained focus. 291 */ 292 IBinder mCurFocusedWindow; 293 294 /** 295 * The input context last provided by the current client. 296 */ 297 IInputContext mCurInputContext; 298 299 /** 300 * The attributes last provided by the current client. 301 */ 302 EditorInfo mCurAttribute; 303 304 /** 305 * The input method ID of the input method service that we are currently 306 * connected to or in the process of connecting to. 307 */ 308 String mCurId; 309 310 /** 311 * The current subtype of the current input method. 312 */ 313 private InputMethodSubtype mCurrentSubtype; 314 315 // This list contains the pairs of InputMethodInfo and InputMethodSubtype. 316 private final HashMap<InputMethodInfo, ArrayList<InputMethodSubtype>> 317 mShortcutInputMethodsAndSubtypes = 318 new HashMap<InputMethodInfo, ArrayList<InputMethodSubtype>>(); 319 320 // Was the keyguard locked when this client became current? 321 private boolean mCurClientInKeyguard; 322 323 /** 324 * Set to true if our ServiceConnection is currently actively bound to 325 * a service (whether or not we have gotten its IBinder back yet). 326 */ 327 boolean mHaveConnection; 328 329 /** 330 * Set if the client has asked for the input method to be shown. 331 */ 332 boolean mShowRequested; 333 334 /** 335 * Set if we were explicitly told to show the input method. 336 */ 337 boolean mShowExplicitlyRequested; 338 339 /** 340 * Set if we were forced to be shown. 341 */ 342 boolean mShowForced; 343 344 /** 345 * Set if we last told the input method to show itself. 346 */ 347 boolean mInputShown; 348 349 /** 350 * The Intent used to connect to the current input method. 351 */ 352 Intent mCurIntent; 353 354 /** 355 * The token we have made for the currently active input method, to 356 * identify it in the future. 357 */ 358 IBinder mCurToken; 359 360 /** 361 * If non-null, this is the input method service we are currently connected 362 * to. 363 */ 364 IInputMethod mCurMethod; 365 366 /** 367 * Time that we last initiated a bind to the input method, to determine 368 * if we should try to disconnect and reconnect to it. 369 */ 370 long mLastBindTime; 371 372 /** 373 * Have we called mCurMethod.bindInput()? 374 */ 375 boolean mBoundToMethod; 376 377 /** 378 * Currently enabled session. Only touched by service thread, not 379 * protected by a lock. 380 */ 381 SessionState mEnabledSession; 382 383 /** 384 * True if the screen is on. The value is true initially. 385 */ 386 boolean mScreenOn = true; 387 388 int mCurUserActionNotificationSequenceNumber = 0; 389 390 int mBackDisposition = InputMethodService.BACK_DISPOSITION_DEFAULT; 391 int mImeWindowVis; 392 393 private AlertDialog.Builder mDialogBuilder; 394 private AlertDialog mSwitchingDialog; 395 private View mSwitchingDialogTitleView; 396 private InputMethodInfo[] mIms; 397 private int[] mSubtypeIds; 398 private Locale mLastSystemLocale; 399 private boolean mShowImeWithHardKeyboard; 400 private final MyPackageMonitor mMyPackageMonitor = new MyPackageMonitor(); 401 private final IPackageManager mIPackageManager; 402 403 class SettingsObserver extends ContentObserver { 404 String mLastEnabled = ""; 405 406 SettingsObserver(Handler handler) { 407 super(handler); 408 ContentResolver resolver = mContext.getContentResolver(); 409 resolver.registerContentObserver(Settings.Secure.getUriFor( 410 Settings.Secure.DEFAULT_INPUT_METHOD), false, this); 411 resolver.registerContentObserver(Settings.Secure.getUriFor( 412 Settings.Secure.ENABLED_INPUT_METHODS), false, this); 413 resolver.registerContentObserver(Settings.Secure.getUriFor( 414 Settings.Secure.SELECTED_INPUT_METHOD_SUBTYPE), false, this); 415 resolver.registerContentObserver(Settings.Secure.getUriFor( 416 Settings.Secure.SHOW_IME_WITH_HARD_KEYBOARD), false, this); 417 } 418 419 @Override public void onChange(boolean selfChange, Uri uri) { 420 final Uri showImeUri = 421 Settings.Secure.getUriFor(Settings.Secure.SHOW_IME_WITH_HARD_KEYBOARD); 422 synchronized (mMethodMap) { 423 if (showImeUri.equals(uri)) { 424 updateKeyboardFromSettingsLocked(); 425 } else { 426 boolean enabledChanged = false; 427 String newEnabled = mSettings.getEnabledInputMethodsStr(); 428 if (!mLastEnabled.equals(newEnabled)) { 429 mLastEnabled = newEnabled; 430 enabledChanged = true; 431 } 432 updateInputMethodsFromSettingsLocked(enabledChanged); 433 } 434 } 435 } 436 } 437 438 class ImmsBroadcastReceiver extends android.content.BroadcastReceiver { 439 private void updateActive() { 440 // Inform the current client of the change in active status 441 if (mCurClient != null && mCurClient.client != null) { 442 executeOrSendMessage(mCurClient.client, mCaller.obtainMessageIO( 443 MSG_SET_ACTIVE, mScreenOn ? 1 : 0, mCurClient)); 444 } 445 } 446 447 @Override 448 public void onReceive(Context context, Intent intent) { 449 final String action = intent.getAction(); 450 if (Intent.ACTION_SCREEN_ON.equals(action)) { 451 mScreenOn = true; 452 refreshImeWindowVisibilityLocked(); 453 updateActive(); 454 return; 455 } else if (Intent.ACTION_SCREEN_OFF.equals(action)) { 456 mScreenOn = false; 457 setImeWindowVisibilityStatusHiddenLocked(); 458 updateActive(); 459 return; 460 } else if (Intent.ACTION_CLOSE_SYSTEM_DIALOGS.equals(action)) { 461 hideInputMethodMenu(); 462 // No need to updateActive 463 return; 464 } else if (Intent.ACTION_USER_ADDED.equals(action) 465 || Intent.ACTION_USER_REMOVED.equals(action)) { 466 updateCurrentProfileIds(); 467 return; 468 } else { 469 Slog.w(TAG, "Unexpected intent " + intent); 470 } 471 } 472 } 473 474 class MyPackageMonitor extends PackageMonitor { 475 private boolean isChangingPackagesOfCurrentUser() { 476 final int userId = getChangingUserId(); 477 final boolean retval = userId == mSettings.getCurrentUserId(); 478 if (DEBUG) { 479 if (!retval) { 480 Slog.d(TAG, "--- ignore this call back from a background user: " + userId); 481 } 482 } 483 return retval; 484 } 485 486 @Override 487 public boolean onHandleForceStop(Intent intent, String[] packages, int uid, boolean doit) { 488 if (!isChangingPackagesOfCurrentUser()) { 489 return false; 490 } 491 synchronized (mMethodMap) { 492 String curInputMethodId = mSettings.getSelectedInputMethod(); 493 final int N = mMethodList.size(); 494 if (curInputMethodId != null) { 495 for (int i=0; i<N; i++) { 496 InputMethodInfo imi = mMethodList.get(i); 497 if (imi.getId().equals(curInputMethodId)) { 498 for (String pkg : packages) { 499 if (imi.getPackageName().equals(pkg)) { 500 if (!doit) { 501 return true; 502 } 503 resetSelectedInputMethodAndSubtypeLocked(""); 504 chooseNewDefaultIMELocked(); 505 return true; 506 } 507 } 508 } 509 } 510 } 511 } 512 return false; 513 } 514 515 @Override 516 public void onSomePackagesChanged() { 517 if (!isChangingPackagesOfCurrentUser()) { 518 return; 519 } 520 synchronized (mMethodMap) { 521 InputMethodInfo curIm = null; 522 String curInputMethodId = mSettings.getSelectedInputMethod(); 523 final int N = mMethodList.size(); 524 if (curInputMethodId != null) { 525 for (int i=0; i<N; i++) { 526 InputMethodInfo imi = mMethodList.get(i); 527 final String imiId = imi.getId(); 528 if (imiId.equals(curInputMethodId)) { 529 curIm = imi; 530 } 531 532 int change = isPackageDisappearing(imi.getPackageName()); 533 if (isPackageModified(imi.getPackageName())) { 534 mFileManager.deleteAllInputMethodSubtypes(imiId); 535 } 536 if (change == PACKAGE_TEMPORARY_CHANGE 537 || change == PACKAGE_PERMANENT_CHANGE) { 538 Slog.i(TAG, "Input method uninstalled, disabling: " 539 + imi.getComponent()); 540 setInputMethodEnabledLocked(imi.getId(), false); 541 } 542 } 543 } 544 545 buildInputMethodListLocked( 546 mMethodList, mMethodMap, false /* resetDefaultEnabledIme */); 547 548 boolean changed = false; 549 550 if (curIm != null) { 551 int change = isPackageDisappearing(curIm.getPackageName()); 552 if (change == PACKAGE_TEMPORARY_CHANGE 553 || change == PACKAGE_PERMANENT_CHANGE) { 554 ServiceInfo si = null; 555 try { 556 si = mIPackageManager.getServiceInfo( 557 curIm.getComponent(), 0, mSettings.getCurrentUserId()); 558 } catch (RemoteException ex) { 559 } 560 if (si == null) { 561 // Uh oh, current input method is no longer around! 562 // Pick another one... 563 Slog.i(TAG, "Current input method removed: " + curInputMethodId); 564 setImeWindowVisibilityStatusHiddenLocked(); 565 if (!chooseNewDefaultIMELocked()) { 566 changed = true; 567 curIm = null; 568 Slog.i(TAG, "Unsetting current input method"); 569 resetSelectedInputMethodAndSubtypeLocked(""); 570 } 571 } 572 } 573 } 574 575 if (curIm == null) { 576 // We currently don't have a default input method... is 577 // one now available? 578 changed = chooseNewDefaultIMELocked(); 579 } 580 581 if (changed) { 582 updateFromSettingsLocked(false); 583 } 584 } 585 } 586 } 587 588 private static final class MethodCallback extends IInputSessionCallback.Stub { 589 private final InputMethodManagerService mParentIMMS; 590 private final IInputMethod mMethod; 591 private final InputChannel mChannel; 592 593 MethodCallback(InputMethodManagerService imms, IInputMethod method, 594 InputChannel channel) { 595 mParentIMMS = imms; 596 mMethod = method; 597 mChannel = channel; 598 } 599 600 @Override 601 public void sessionCreated(IInputMethodSession session) { 602 long ident = Binder.clearCallingIdentity(); 603 try { 604 mParentIMMS.onSessionCreated(mMethod, session, mChannel); 605 } finally { 606 Binder.restoreCallingIdentity(ident); 607 } 608 } 609 } 610 611 private class HardKeyboardListener 612 implements WindowManagerService.OnHardKeyboardStatusChangeListener { 613 @Override 614 public void onHardKeyboardStatusChange(boolean available) { 615 mHandler.sendMessage(mHandler.obtainMessage(MSG_HARD_KEYBOARD_SWITCH_CHANGED, 616 available ? 1 : 0)); 617 } 618 619 public void handleHardKeyboardStatusChange(boolean available) { 620 if (DEBUG) { 621 Slog.w(TAG, "HardKeyboardStatusChanged: available=" + available); 622 } 623 synchronized(mMethodMap) { 624 if (mSwitchingDialog != null && mSwitchingDialogTitleView != null 625 && mSwitchingDialog.isShowing()) { 626 mSwitchingDialogTitleView.findViewById( 627 com.android.internal.R.id.hard_keyboard_section).setVisibility( 628 available ? View.VISIBLE : View.GONE); 629 } 630 } 631 } 632 } 633 634 public InputMethodManagerService(Context context, WindowManagerService windowManager) { 635 mIPackageManager = AppGlobals.getPackageManager(); 636 mContext = context; 637 mRes = context.getResources(); 638 mHandler = new Handler(this); 639 mIWindowManager = IWindowManager.Stub.asInterface( 640 ServiceManager.getService(Context.WINDOW_SERVICE)); 641 mCaller = new HandlerCaller(context, null, new HandlerCaller.Callback() { 642 @Override 643 public void executeMessage(Message msg) { 644 handleMessage(msg); 645 } 646 }, true /*asyncHandler*/); 647 mWindowManagerService = windowManager; 648 mAppOpsManager = (AppOpsManager) mContext.getSystemService(Context.APP_OPS_SERVICE); 649 mHardKeyboardListener = new HardKeyboardListener(); 650 mHasFeature = context.getPackageManager().hasSystemFeature( 651 PackageManager.FEATURE_INPUT_METHODS); 652 653 mImeSwitcherNotification = new Notification(); 654 mImeSwitcherNotification.icon = com.android.internal.R.drawable.ic_notification_ime_default; 655 mImeSwitcherNotification.when = 0; 656 mImeSwitcherNotification.flags = Notification.FLAG_ONGOING_EVENT; 657 mImeSwitcherNotification.tickerText = null; 658 mImeSwitcherNotification.defaults = 0; // please be quiet 659 mImeSwitcherNotification.sound = null; 660 mImeSwitcherNotification.vibrate = null; 661 662 // Tag this notification specially so SystemUI knows it's important 663 mImeSwitcherNotification.extras.putBoolean(Notification.EXTRA_ALLOW_DURING_SETUP, true); 664 mImeSwitcherNotification.category = Notification.CATEGORY_SYSTEM; 665 666 Intent intent = new Intent(Settings.ACTION_SHOW_INPUT_METHOD_PICKER); 667 mImeSwitchPendingIntent = PendingIntent.getBroadcast(mContext, 0, intent, 0); 668 669 mShowOngoingImeSwitcherForPhones = false; 670 671 final IntentFilter broadcastFilter = new IntentFilter(); 672 broadcastFilter.addAction(Intent.ACTION_SCREEN_ON); 673 broadcastFilter.addAction(Intent.ACTION_SCREEN_OFF); 674 broadcastFilter.addAction(Intent.ACTION_CLOSE_SYSTEM_DIALOGS); 675 broadcastFilter.addAction(Intent.ACTION_USER_ADDED); 676 broadcastFilter.addAction(Intent.ACTION_USER_REMOVED); 677 mContext.registerReceiver(new ImmsBroadcastReceiver(), broadcastFilter); 678 679 mNotificationShown = false; 680 int userId = 0; 681 try { 682 ActivityManagerNative.getDefault().registerUserSwitchObserver( 683 new IUserSwitchObserver.Stub() { 684 @Override 685 public void onUserSwitching(int newUserId, IRemoteCallback reply) { 686 synchronized(mMethodMap) { 687 switchUserLocked(newUserId); 688 } 689 if (reply != null) { 690 try { 691 reply.sendResult(null); 692 } catch (RemoteException e) { 693 } 694 } 695 } 696 697 @Override 698 public void onUserSwitchComplete(int newUserId) throws RemoteException { 699 } 700 }); 701 userId = ActivityManagerNative.getDefault().getCurrentUser().id; 702 } catch (RemoteException e) { 703 Slog.w(TAG, "Couldn't get current user ID; guessing it's 0", e); 704 } 705 mMyPackageMonitor.register(mContext, null, UserHandle.ALL, true); 706 707 // mSettings should be created before buildInputMethodListLocked 708 mSettings = new InputMethodSettings( 709 mRes, context.getContentResolver(), mMethodMap, mMethodList, userId); 710 updateCurrentProfileIds(); 711 mFileManager = new InputMethodFileManager(mMethodMap, userId); 712 synchronized (mMethodMap) { 713 mSwitchingController = InputMethodSubtypeSwitchingController.createInstanceLocked( 714 mSettings, context); 715 } 716 717 // Just checking if defaultImiId is empty or not 718 final String defaultImiId = mSettings.getSelectedInputMethod(); 719 if (DEBUG) { 720 Slog.d(TAG, "Initial default ime = " + defaultImiId); 721 } 722 mImeSelectedOnBoot = !TextUtils.isEmpty(defaultImiId); 723 724 synchronized (mMethodMap) { 725 buildInputMethodListLocked(mMethodList, mMethodMap, 726 !mImeSelectedOnBoot /* resetDefaultEnabledIme */); 727 } 728 mSettings.enableAllIMEsIfThereIsNoEnabledIME(); 729 730 if (!mImeSelectedOnBoot) { 731 Slog.w(TAG, "No IME selected. Choose the most applicable IME."); 732 synchronized (mMethodMap) { 733 resetDefaultImeLocked(context); 734 } 735 } 736 737 mSettingsObserver = new SettingsObserver(mHandler); 738 synchronized (mMethodMap) { 739 updateFromSettingsLocked(true); 740 } 741 742 // IMMS wants to receive Intent.ACTION_LOCALE_CHANGED in order to update the current IME 743 // according to the new system locale. 744 final IntentFilter filter = new IntentFilter(); 745 filter.addAction(Intent.ACTION_LOCALE_CHANGED); 746 mContext.registerReceiver( 747 new BroadcastReceiver() { 748 @Override 749 public void onReceive(Context context, Intent intent) { 750 synchronized(mMethodMap) { 751 resetStateIfCurrentLocaleChangedLocked(); 752 } 753 } 754 }, filter); 755 } 756 757 private void resetDefaultImeLocked(Context context) { 758 // Do not reset the default (current) IME when it is a 3rd-party IME 759 if (mCurMethodId != null 760 && !InputMethodUtils.isSystemIme(mMethodMap.get(mCurMethodId))) { 761 return; 762 } 763 764 InputMethodInfo defIm = null; 765 for (InputMethodInfo imi : mMethodList) { 766 if (defIm == null) { 767 if (InputMethodUtils.isValidSystemDefaultIme( 768 mSystemReady, imi, context)) { 769 defIm = imi; 770 Slog.i(TAG, "Selected default: " + imi.getId()); 771 } 772 } 773 } 774 if (defIm == null && mMethodList.size() > 0) { 775 defIm = InputMethodUtils.getMostApplicableDefaultIME( 776 mSettings.getEnabledInputMethodListLocked()); 777 Slog.i(TAG, "No default found, using " + defIm.getId()); 778 } 779 if (defIm != null) { 780 setSelectedInputMethodAndSubtypeLocked(defIm, NOT_A_SUBTYPE_ID, false); 781 } 782 } 783 784 private void resetAllInternalStateLocked(final boolean updateOnlyWhenLocaleChanged, 785 final boolean resetDefaultEnabledIme) { 786 if (!mSystemReady) { 787 // not system ready 788 return; 789 } 790 final Locale newLocale = mRes.getConfiguration().locale; 791 if (!updateOnlyWhenLocaleChanged 792 || (newLocale != null && !newLocale.equals(mLastSystemLocale))) { 793 if (!updateOnlyWhenLocaleChanged) { 794 hideCurrentInputLocked(0, null); 795 mCurMethodId = null; 796 unbindCurrentMethodLocked(true, false); 797 } 798 if (DEBUG) { 799 Slog.i(TAG, "Locale has been changed to " + newLocale); 800 } 801 buildInputMethodListLocked(mMethodList, mMethodMap, resetDefaultEnabledIme); 802 if (!updateOnlyWhenLocaleChanged) { 803 final String selectedImiId = mSettings.getSelectedInputMethod(); 804 if (TextUtils.isEmpty(selectedImiId)) { 805 // This is the first time of the user switch and 806 // set the current ime to the proper one. 807 resetDefaultImeLocked(mContext); 808 } 809 } else { 810 // If the locale is changed, needs to reset the default ime 811 resetDefaultImeLocked(mContext); 812 } 813 updateFromSettingsLocked(true); 814 mLastSystemLocale = newLocale; 815 if (!updateOnlyWhenLocaleChanged) { 816 try { 817 startInputInnerLocked(); 818 } catch (RuntimeException e) { 819 Slog.w(TAG, "Unexpected exception", e); 820 } 821 } 822 } 823 } 824 825 private void resetStateIfCurrentLocaleChangedLocked() { 826 resetAllInternalStateLocked(true /* updateOnlyWhenLocaleChanged */, 827 true /* resetDefaultImeLocked */); 828 } 829 830 private void switchUserLocked(int newUserId) { 831 mSettings.setCurrentUserId(newUserId); 832 updateCurrentProfileIds(); 833 // InputMethodFileManager should be reset when the user is changed 834 mFileManager = new InputMethodFileManager(mMethodMap, newUserId); 835 final String defaultImiId = mSettings.getSelectedInputMethod(); 836 // For secondary users, the list of enabled IMEs may not have been updated since the 837 // callbacks to PackageMonitor are ignored for the secondary user. Here, defaultImiId may 838 // not be empty even if the IME has been uninstalled by the primary user. 839 // Even in such cases, IMMS works fine because it will find the most applicable 840 // IME for that user. 841 final boolean initialUserSwitch = TextUtils.isEmpty(defaultImiId); 842 if (DEBUG) { 843 Slog.d(TAG, "Switch user: " + newUserId + " current ime = " + defaultImiId); 844 } 845 resetAllInternalStateLocked(false /* updateOnlyWhenLocaleChanged */, 846 initialUserSwitch /* needsToResetDefaultIme */); 847 if (initialUserSwitch) { 848 InputMethodUtils.setNonSelectedSystemImesDisabledUntilUsed(mContext.getPackageManager(), 849 mSettings.getEnabledInputMethodListLocked()); 850 } 851 } 852 853 void updateCurrentProfileIds() { 854 List<UserInfo> profiles = 855 UserManager.get(mContext).getProfiles(mSettings.getCurrentUserId()); 856 int[] currentProfileIds = new int[profiles.size()]; // profiles will not be null 857 for (int i = 0; i < currentProfileIds.length; i++) { 858 currentProfileIds[i] = profiles.get(i).id; 859 } 860 mSettings.setCurrentProfileIds(currentProfileIds); 861 } 862 863 @Override 864 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 865 throws RemoteException { 866 try { 867 return super.onTransact(code, data, reply, flags); 868 } catch (RuntimeException e) { 869 // The input method manager only throws security exceptions, so let's 870 // log all others. 871 if (!(e instanceof SecurityException)) { 872 Slog.wtf(TAG, "Input Method Manager Crash", e); 873 } 874 throw e; 875 } 876 } 877 878 public void systemRunning(StatusBarManagerService statusBar) { 879 synchronized (mMethodMap) { 880 if (DEBUG) { 881 Slog.d(TAG, "--- systemReady"); 882 } 883 if (!mSystemReady) { 884 mSystemReady = true; 885 mKeyguardManager = 886 (KeyguardManager) mContext.getSystemService(Context.KEYGUARD_SERVICE); 887 mNotificationManager = (NotificationManager) 888 mContext.getSystemService(Context.NOTIFICATION_SERVICE); 889 mStatusBar = statusBar; 890 statusBar.setIconVisibility("ime", false); 891 updateImeWindowStatusLocked(); 892 mShowOngoingImeSwitcherForPhones = mRes.getBoolean( 893 com.android.internal.R.bool.show_ongoing_ime_switcher); 894 if (mShowOngoingImeSwitcherForPhones) { 895 mWindowManagerService.setOnHardKeyboardStatusChangeListener( 896 mHardKeyboardListener); 897 } 898 buildInputMethodListLocked(mMethodList, mMethodMap, 899 !mImeSelectedOnBoot /* resetDefaultEnabledIme */); 900 if (!mImeSelectedOnBoot) { 901 Slog.w(TAG, "Reset the default IME as \"Resource\" is ready here."); 902 resetStateIfCurrentLocaleChangedLocked(); 903 InputMethodUtils.setNonSelectedSystemImesDisabledUntilUsed( 904 mContext.getPackageManager(), 905 mSettings.getEnabledInputMethodListLocked()); 906 } 907 mLastSystemLocale = mRes.getConfiguration().locale; 908 try { 909 startInputInnerLocked(); 910 } catch (RuntimeException e) { 911 Slog.w(TAG, "Unexpected exception", e); 912 } 913 } 914 } 915 } 916 917 private void setImeWindowVisibilityStatusHiddenLocked() { 918 mImeWindowVis = 0; 919 updateImeWindowStatusLocked(); 920 } 921 922 private void refreshImeWindowVisibilityLocked() { 923 final Configuration conf = mRes.getConfiguration(); 924 final boolean haveHardKeyboard = conf.keyboard 925 != Configuration.KEYBOARD_NOKEYS; 926 final boolean hardKeyShown = haveHardKeyboard 927 && conf.hardKeyboardHidden 928 != Configuration.HARDKEYBOARDHIDDEN_YES; 929 930 final boolean isScreenLocked = isKeyguardLocked(); 931 final boolean inputActive = !isScreenLocked && (mInputShown || hardKeyShown); 932 // We assume the softkeyboard is shown when the input is active as long as the 933 // hard keyboard is not shown. 934 final boolean inputVisible = inputActive && !hardKeyShown; 935 mImeWindowVis = (inputActive ? InputMethodService.IME_ACTIVE : 0) 936 | (inputVisible ? InputMethodService.IME_VISIBLE : 0); 937 updateImeWindowStatusLocked(); 938 } 939 940 private void updateImeWindowStatusLocked() { 941 setImeWindowStatus(mCurToken, mImeWindowVis, mBackDisposition); 942 } 943 944 // --------------------------------------------------------------------------------------- 945 // Check whether or not this is a valid IPC. Assumes an IPC is valid when either 946 // 1) it comes from the system process 947 // 2) the calling process' user id is identical to the current user id IMMS thinks. 948 private boolean calledFromValidUser() { 949 final int uid = Binder.getCallingUid(); 950 final int userId = UserHandle.getUserId(uid); 951 if (DEBUG) { 952 Slog.d(TAG, "--- calledFromForegroundUserOrSystemProcess ? " 953 + "calling uid = " + uid + " system uid = " + Process.SYSTEM_UID 954 + " calling userId = " + userId + ", foreground user id = " 955 + mSettings.getCurrentUserId() + ", calling pid = " + Binder.getCallingPid() 956 + InputMethodUtils.getApiCallStack()); 957 } 958 if (uid == Process.SYSTEM_UID || mSettings.isCurrentProfile(userId)) { 959 return true; 960 } 961 962 // Caveat: A process which has INTERACT_ACROSS_USERS_FULL gets results for the 963 // foreground user, not for the user of that process. Accordingly InputMethodManagerService 964 // must not manage background users' states in any functions. 965 // Note that privacy-sensitive IPCs, such as setInputMethod, are still securely guarded 966 // by a token. 967 if (mContext.checkCallingOrSelfPermission( 968 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL) 969 == PackageManager.PERMISSION_GRANTED) { 970 if (DEBUG) { 971 Slog.d(TAG, "--- Access granted because the calling process has " 972 + "the INTERACT_ACROSS_USERS_FULL permission"); 973 } 974 return true; 975 } 976 Slog.w(TAG, "--- IPC called from background users. Ignore. \n" 977 + InputMethodUtils.getStackTrace()); 978 return false; 979 } 980 981 982 /** 983 * Returns true iff the caller is identified to be the current input method with the token. 984 * @param token The window token given to the input method when it was started. 985 * @return true if and only if non-null valid token is specified. 986 */ 987 private boolean calledWithValidToken(IBinder token) { 988 if (token == null || mCurToken != token) { 989 return false; 990 } 991 return true; 992 } 993 994 private boolean bindCurrentInputMethodService( 995 Intent service, ServiceConnection conn, int flags) { 996 if (service == null || conn == null) { 997 Slog.e(TAG, "--- bind failed: service = " + service + ", conn = " + conn); 998 return false; 999 } 1000 return mContext.bindServiceAsUser(service, conn, flags, 1001 new UserHandle(mSettings.getCurrentUserId())); 1002 } 1003 1004 @Override 1005 public List<InputMethodInfo> getInputMethodList() { 1006 // TODO: Make this work even for non-current users? 1007 if (!calledFromValidUser()) { 1008 return Collections.emptyList(); 1009 } 1010 synchronized (mMethodMap) { 1011 return new ArrayList<InputMethodInfo>(mMethodList); 1012 } 1013 } 1014 1015 @Override 1016 public List<InputMethodInfo> getEnabledInputMethodList() { 1017 // TODO: Make this work even for non-current users? 1018 if (!calledFromValidUser()) { 1019 return Collections.emptyList(); 1020 } 1021 synchronized (mMethodMap) { 1022 return mSettings.getEnabledInputMethodListLocked(); 1023 } 1024 } 1025 1026 /** 1027 * @param imiId if null, returns enabled subtypes for the current imi 1028 * @return enabled subtypes of the specified imi 1029 */ 1030 @Override 1031 public List<InputMethodSubtype> getEnabledInputMethodSubtypeList(String imiId, 1032 boolean allowsImplicitlySelectedSubtypes) { 1033 // TODO: Make this work even for non-current users? 1034 if (!calledFromValidUser()) { 1035 return Collections.<InputMethodSubtype>emptyList(); 1036 } 1037 synchronized (mMethodMap) { 1038 final InputMethodInfo imi; 1039 if (imiId == null && mCurMethodId != null) { 1040 imi = mMethodMap.get(mCurMethodId); 1041 } else { 1042 imi = mMethodMap.get(imiId); 1043 } 1044 if (imi == null) { 1045 return Collections.<InputMethodSubtype>emptyList(); 1046 } 1047 return mSettings.getEnabledInputMethodSubtypeListLocked( 1048 mContext, imi, allowsImplicitlySelectedSubtypes); 1049 } 1050 } 1051 1052 @Override 1053 public void addClient(IInputMethodClient client, 1054 IInputContext inputContext, int uid, int pid) { 1055 if (!calledFromValidUser()) { 1056 return; 1057 } 1058 synchronized (mMethodMap) { 1059 mClients.put(client.asBinder(), new ClientState(client, 1060 inputContext, uid, pid)); 1061 } 1062 } 1063 1064 @Override 1065 public void removeClient(IInputMethodClient client) { 1066 if (!calledFromValidUser()) { 1067 return; 1068 } 1069 synchronized (mMethodMap) { 1070 ClientState cs = mClients.remove(client.asBinder()); 1071 if (cs != null) { 1072 clearClientSessionLocked(cs); 1073 } 1074 } 1075 } 1076 1077 void executeOrSendMessage(IInterface target, Message msg) { 1078 if (target.asBinder() instanceof Binder) { 1079 mCaller.sendMessage(msg); 1080 } else { 1081 handleMessage(msg); 1082 msg.recycle(); 1083 } 1084 } 1085 1086 void unbindCurrentClientLocked() { 1087 if (mCurClient != null) { 1088 if (DEBUG) Slog.v(TAG, "unbindCurrentInputLocked: client = " 1089 + mCurClient.client.asBinder()); 1090 if (mBoundToMethod) { 1091 mBoundToMethod = false; 1092 if (mCurMethod != null) { 1093 executeOrSendMessage(mCurMethod, mCaller.obtainMessageO( 1094 MSG_UNBIND_INPUT, mCurMethod)); 1095 } 1096 } 1097 1098 executeOrSendMessage(mCurClient.client, mCaller.obtainMessageIO( 1099 MSG_SET_ACTIVE, 0, mCurClient)); 1100 executeOrSendMessage(mCurClient.client, mCaller.obtainMessageIO( 1101 MSG_UNBIND_METHOD, mCurSeq, mCurClient.client)); 1102 mCurClient.sessionRequested = false; 1103 mCurClient = null; 1104 1105 hideInputMethodMenuLocked(); 1106 } 1107 } 1108 1109 private int getImeShowFlags() { 1110 int flags = 0; 1111 if (mShowForced) { 1112 flags |= InputMethod.SHOW_FORCED 1113 | InputMethod.SHOW_EXPLICIT; 1114 } else if (mShowExplicitlyRequested) { 1115 flags |= InputMethod.SHOW_EXPLICIT; 1116 } 1117 return flags; 1118 } 1119 1120 private int getAppShowFlags() { 1121 int flags = 0; 1122 if (mShowForced) { 1123 flags |= InputMethodManager.SHOW_FORCED; 1124 } else if (!mShowExplicitlyRequested) { 1125 flags |= InputMethodManager.SHOW_IMPLICIT; 1126 } 1127 return flags; 1128 } 1129 1130 InputBindResult attachNewInputLocked(boolean initial) { 1131 if (!mBoundToMethod) { 1132 executeOrSendMessage(mCurMethod, mCaller.obtainMessageOO( 1133 MSG_BIND_INPUT, mCurMethod, mCurClient.binding)); 1134 mBoundToMethod = true; 1135 } 1136 final SessionState session = mCurClient.curSession; 1137 if (initial) { 1138 executeOrSendMessage(session.method, mCaller.obtainMessageOOO( 1139 MSG_START_INPUT, session, mCurInputContext, mCurAttribute)); 1140 } else { 1141 executeOrSendMessage(session.method, mCaller.obtainMessageOOO( 1142 MSG_RESTART_INPUT, session, mCurInputContext, mCurAttribute)); 1143 } 1144 if (mShowRequested) { 1145 if (DEBUG) Slog.v(TAG, "Attach new input asks to show input"); 1146 showCurrentInputLocked(getAppShowFlags(), null); 1147 } 1148 return new InputBindResult(session.session, 1149 (session.channel != null ? session.channel.dup() : null), 1150 mCurId, mCurSeq, mCurUserActionNotificationSequenceNumber); 1151 } 1152 1153 InputBindResult startInputLocked(IInputMethodClient client, 1154 IInputContext inputContext, EditorInfo attribute, int controlFlags) { 1155 // If no method is currently selected, do nothing. 1156 if (mCurMethodId == null) { 1157 return mNoBinding; 1158 } 1159 1160 ClientState cs = mClients.get(client.asBinder()); 1161 if (cs == null) { 1162 throw new IllegalArgumentException("unknown client " 1163 + client.asBinder()); 1164 } 1165 1166 try { 1167 if (!mIWindowManager.inputMethodClientHasFocus(cs.client)) { 1168 // Check with the window manager to make sure this client actually 1169 // has a window with focus. If not, reject. This is thread safe 1170 // because if the focus changes some time before or after, the 1171 // next client receiving focus that has any interest in input will 1172 // be calling through here after that change happens. 1173 Slog.w(TAG, "Starting input on non-focused client " + cs.client 1174 + " (uid=" + cs.uid + " pid=" + cs.pid + ")"); 1175 return null; 1176 } 1177 } catch (RemoteException e) { 1178 } 1179 1180 return startInputUncheckedLocked(cs, inputContext, attribute, controlFlags); 1181 } 1182 1183 InputBindResult startInputUncheckedLocked(ClientState cs, 1184 IInputContext inputContext, EditorInfo attribute, int controlFlags) { 1185 // If no method is currently selected, do nothing. 1186 if (mCurMethodId == null) { 1187 return mNoBinding; 1188 } 1189 1190 if (mCurClient != cs) { 1191 // Was the keyguard locked when switching over to the new client? 1192 mCurClientInKeyguard = isKeyguardLocked(); 1193 // If the client is changing, we need to switch over to the new 1194 // one. 1195 unbindCurrentClientLocked(); 1196 if (DEBUG) Slog.v(TAG, "switching to client: client = " 1197 + cs.client.asBinder() + " keyguard=" + mCurClientInKeyguard); 1198 1199 // If the screen is on, inform the new client it is active 1200 if (mScreenOn) { 1201 executeOrSendMessage(cs.client, mCaller.obtainMessageIO( 1202 MSG_SET_ACTIVE, mScreenOn ? 1 : 0, cs)); 1203 } 1204 } 1205 1206 // Bump up the sequence for this client and attach it. 1207 mCurSeq++; 1208 if (mCurSeq <= 0) mCurSeq = 1; 1209 mCurClient = cs; 1210 mCurInputContext = inputContext; 1211 mCurAttribute = attribute; 1212 1213 // Check if the input method is changing. 1214 if (mCurId != null && mCurId.equals(mCurMethodId)) { 1215 if (cs.curSession != null) { 1216 // Fast case: if we are already connected to the input method, 1217 // then just return it. 1218 return attachNewInputLocked( 1219 (controlFlags&InputMethodManager.CONTROL_START_INITIAL) != 0); 1220 } 1221 if (mHaveConnection) { 1222 if (mCurMethod != null) { 1223 // Return to client, and we will get back with it when 1224 // we have had a session made for it. 1225 requestClientSessionLocked(cs); 1226 return new InputBindResult(null, null, mCurId, mCurSeq, 1227 mCurUserActionNotificationSequenceNumber); 1228 } else if (SystemClock.uptimeMillis() 1229 < (mLastBindTime+TIME_TO_RECONNECT)) { 1230 // In this case we have connected to the service, but 1231 // don't yet have its interface. If it hasn't been too 1232 // long since we did the connection, we'll return to 1233 // the client and wait to get the service interface so 1234 // we can report back. If it has been too long, we want 1235 // to fall through so we can try a disconnect/reconnect 1236 // to see if we can get back in touch with the service. 1237 return new InputBindResult(null, null, mCurId, mCurSeq, 1238 mCurUserActionNotificationSequenceNumber); 1239 } else { 1240 EventLog.writeEvent(EventLogTags.IMF_FORCE_RECONNECT_IME, 1241 mCurMethodId, SystemClock.uptimeMillis()-mLastBindTime, 0); 1242 } 1243 } 1244 } 1245 1246 return startInputInnerLocked(); 1247 } 1248 1249 InputBindResult startInputInnerLocked() { 1250 if (mCurMethodId == null) { 1251 return mNoBinding; 1252 } 1253 1254 if (!mSystemReady) { 1255 // If the system is not yet ready, we shouldn't be running third 1256 // party code. 1257 return new InputBindResult(null, null, mCurMethodId, mCurSeq, 1258 mCurUserActionNotificationSequenceNumber); 1259 } 1260 1261 InputMethodInfo info = mMethodMap.get(mCurMethodId); 1262 if (info == null) { 1263 throw new IllegalArgumentException("Unknown id: " + mCurMethodId); 1264 } 1265 1266 unbindCurrentMethodLocked(false, true); 1267 1268 mCurIntent = new Intent(InputMethod.SERVICE_INTERFACE); 1269 mCurIntent.setComponent(info.getComponent()); 1270 mCurIntent.putExtra(Intent.EXTRA_CLIENT_LABEL, 1271 com.android.internal.R.string.input_method_binding_label); 1272 mCurIntent.putExtra(Intent.EXTRA_CLIENT_INTENT, PendingIntent.getActivity( 1273 mContext, 0, new Intent(Settings.ACTION_INPUT_METHOD_SETTINGS), 0)); 1274 if (bindCurrentInputMethodService(mCurIntent, this, Context.BIND_AUTO_CREATE 1275 | Context.BIND_NOT_VISIBLE | Context.BIND_NOT_FOREGROUND 1276 | Context.BIND_SHOWING_UI)) { 1277 mLastBindTime = SystemClock.uptimeMillis(); 1278 mHaveConnection = true; 1279 mCurId = info.getId(); 1280 mCurToken = new Binder(); 1281 try { 1282 if (true || DEBUG) Slog.v(TAG, "Adding window token: " + mCurToken); 1283 mIWindowManager.addWindowToken(mCurToken, 1284 WindowManager.LayoutParams.TYPE_INPUT_METHOD); 1285 } catch (RemoteException e) { 1286 } 1287 return new InputBindResult(null, null, mCurId, mCurSeq, 1288 mCurUserActionNotificationSequenceNumber); 1289 } else { 1290 mCurIntent = null; 1291 Slog.w(TAG, "Failure connecting to input method service: " 1292 + mCurIntent); 1293 } 1294 return null; 1295 } 1296 1297 @Override 1298 public InputBindResult startInput(IInputMethodClient client, 1299 IInputContext inputContext, EditorInfo attribute, int controlFlags) { 1300 if (!calledFromValidUser()) { 1301 return null; 1302 } 1303 synchronized (mMethodMap) { 1304 final long ident = Binder.clearCallingIdentity(); 1305 try { 1306 return startInputLocked(client, inputContext, attribute, controlFlags); 1307 } finally { 1308 Binder.restoreCallingIdentity(ident); 1309 } 1310 } 1311 } 1312 1313 @Override 1314 public void finishInput(IInputMethodClient client) { 1315 } 1316 1317 @Override 1318 public void onServiceConnected(ComponentName name, IBinder service) { 1319 synchronized (mMethodMap) { 1320 if (mCurIntent != null && name.equals(mCurIntent.getComponent())) { 1321 mCurMethod = IInputMethod.Stub.asInterface(service); 1322 if (mCurToken == null) { 1323 Slog.w(TAG, "Service connected without a token!"); 1324 unbindCurrentMethodLocked(false, false); 1325 return; 1326 } 1327 if (DEBUG) Slog.v(TAG, "Initiating attach with token: " + mCurToken); 1328 executeOrSendMessage(mCurMethod, mCaller.obtainMessageOO( 1329 MSG_ATTACH_TOKEN, mCurMethod, mCurToken)); 1330 if (mCurClient != null) { 1331 clearClientSessionLocked(mCurClient); 1332 requestClientSessionLocked(mCurClient); 1333 } 1334 } 1335 } 1336 } 1337 1338 void onSessionCreated(IInputMethod method, IInputMethodSession session, 1339 InputChannel channel) { 1340 synchronized (mMethodMap) { 1341 if (mCurMethod != null && method != null 1342 && mCurMethod.asBinder() == method.asBinder()) { 1343 if (mCurClient != null) { 1344 clearClientSessionLocked(mCurClient); 1345 mCurClient.curSession = new SessionState(mCurClient, 1346 method, session, channel); 1347 InputBindResult res = attachNewInputLocked(true); 1348 if (res.method != null) { 1349 executeOrSendMessage(mCurClient.client, mCaller.obtainMessageOO( 1350 MSG_BIND_METHOD, mCurClient.client, res)); 1351 } 1352 return; 1353 } 1354 } 1355 } 1356 1357 // Session abandoned. Close its associated input channel. 1358 channel.dispose(); 1359 } 1360 1361 void unbindCurrentMethodLocked(boolean reportToClient, boolean savePosition) { 1362 if (mVisibleBound) { 1363 mContext.unbindService(mVisibleConnection); 1364 mVisibleBound = false; 1365 } 1366 1367 if (mHaveConnection) { 1368 mContext.unbindService(this); 1369 mHaveConnection = false; 1370 } 1371 1372 if (mCurToken != null) { 1373 try { 1374 if (DEBUG) Slog.v(TAG, "Removing window token: " + mCurToken); 1375 if ((mImeWindowVis & InputMethodService.IME_ACTIVE) != 0 && savePosition) { 1376 // The current IME is shown. Hence an IME switch (transition) is happening. 1377 mWindowManagerService.saveLastInputMethodWindowForTransition(); 1378 } 1379 mIWindowManager.removeWindowToken(mCurToken); 1380 } catch (RemoteException e) { 1381 } 1382 mCurToken = null; 1383 } 1384 1385 mCurId = null; 1386 clearCurMethodLocked(); 1387 1388 if (reportToClient && mCurClient != null) { 1389 executeOrSendMessage(mCurClient.client, mCaller.obtainMessageIO( 1390 MSG_UNBIND_METHOD, mCurSeq, mCurClient.client)); 1391 } 1392 } 1393 1394 void requestClientSessionLocked(ClientState cs) { 1395 if (!cs.sessionRequested) { 1396 if (DEBUG) Slog.v(TAG, "Creating new session for client " + cs); 1397 InputChannel[] channels = InputChannel.openInputChannelPair(cs.toString()); 1398 cs.sessionRequested = true; 1399 executeOrSendMessage(mCurMethod, mCaller.obtainMessageOOO( 1400 MSG_CREATE_SESSION, mCurMethod, channels[1], 1401 new MethodCallback(this, mCurMethod, channels[0]))); 1402 } 1403 } 1404 1405 void clearClientSessionLocked(ClientState cs) { 1406 finishSessionLocked(cs.curSession); 1407 cs.curSession = null; 1408 cs.sessionRequested = false; 1409 } 1410 1411 private void finishSessionLocked(SessionState sessionState) { 1412 if (sessionState != null) { 1413 if (sessionState.session != null) { 1414 try { 1415 sessionState.session.finishSession(); 1416 } catch (RemoteException e) { 1417 Slog.w(TAG, "Session failed to close due to remote exception", e); 1418 setImeWindowVisibilityStatusHiddenLocked(); 1419 } 1420 sessionState.session = null; 1421 } 1422 if (sessionState.channel != null) { 1423 sessionState.channel.dispose(); 1424 sessionState.channel = null; 1425 } 1426 } 1427 } 1428 1429 void clearCurMethodLocked() { 1430 if (mCurMethod != null) { 1431 for (ClientState cs : mClients.values()) { 1432 clearClientSessionLocked(cs); 1433 } 1434 1435 finishSessionLocked(mEnabledSession); 1436 mEnabledSession = null; 1437 mCurMethod = null; 1438 } 1439 if (mStatusBar != null) { 1440 mStatusBar.setIconVisibility("ime", false); 1441 } 1442 } 1443 1444 @Override 1445 public void onServiceDisconnected(ComponentName name) { 1446 synchronized (mMethodMap) { 1447 if (DEBUG) Slog.v(TAG, "Service disconnected: " + name 1448 + " mCurIntent=" + mCurIntent); 1449 if (mCurMethod != null && mCurIntent != null 1450 && name.equals(mCurIntent.getComponent())) { 1451 clearCurMethodLocked(); 1452 // We consider this to be a new bind attempt, since the system 1453 // should now try to restart the service for us. 1454 mLastBindTime = SystemClock.uptimeMillis(); 1455 mShowRequested = mInputShown; 1456 mInputShown = false; 1457 if (mCurClient != null) { 1458 executeOrSendMessage(mCurClient.client, mCaller.obtainMessageIO( 1459 MSG_UNBIND_METHOD, mCurSeq, mCurClient.client)); 1460 } 1461 } 1462 } 1463 } 1464 1465 @Override 1466 public void updateStatusIcon(IBinder token, String packageName, int iconId) { 1467 long ident = Binder.clearCallingIdentity(); 1468 try { 1469 synchronized (mMethodMap) { 1470 if (!calledWithValidToken(token)) { 1471 final int uid = Binder.getCallingUid(); 1472 Slog.e(TAG, "Ignoring updateStatusIcon due to an invalid token. uid:" + uid 1473 + " token:" + token); 1474 return; 1475 } 1476 if (iconId == 0) { 1477 if (DEBUG) Slog.d(TAG, "hide the small icon for the input method"); 1478 if (mStatusBar != null) { 1479 mStatusBar.setIconVisibility("ime", false); 1480 } 1481 } else if (packageName != null) { 1482 if (DEBUG) Slog.d(TAG, "show a small icon for the input method"); 1483 CharSequence contentDescription = null; 1484 try { 1485 // Use PackageManager to load label 1486 final PackageManager packageManager = mContext.getPackageManager(); 1487 contentDescription = packageManager.getApplicationLabel( 1488 mIPackageManager.getApplicationInfo(packageName, 0, 1489 mSettings.getCurrentUserId())); 1490 } catch (RemoteException e) { 1491 /* ignore */ 1492 } 1493 if (mStatusBar != null) { 1494 mStatusBar.setIcon("ime", packageName, iconId, 0, 1495 contentDescription != null 1496 ? contentDescription.toString() : null); 1497 mStatusBar.setIconVisibility("ime", true); 1498 } 1499 } 1500 } 1501 } finally { 1502 Binder.restoreCallingIdentity(ident); 1503 } 1504 } 1505 1506 private boolean needsToShowImeSwitchOngoingNotification() { 1507 if (!mShowOngoingImeSwitcherForPhones) return false; 1508 if (mSwitchingDialog != null) return false; 1509 if (isScreenLocked()) return false; 1510 synchronized (mMethodMap) { 1511 List<InputMethodInfo> imis = mSettings.getEnabledInputMethodListLocked(); 1512 final int N = imis.size(); 1513 if (N > 2) return true; 1514 if (N < 1) return false; 1515 int nonAuxCount = 0; 1516 int auxCount = 0; 1517 InputMethodSubtype nonAuxSubtype = null; 1518 InputMethodSubtype auxSubtype = null; 1519 for(int i = 0; i < N; ++i) { 1520 final InputMethodInfo imi = imis.get(i); 1521 final List<InputMethodSubtype> subtypes = 1522 mSettings.getEnabledInputMethodSubtypeListLocked(mContext, imi, true); 1523 final int subtypeCount = subtypes.size(); 1524 if (subtypeCount == 0) { 1525 ++nonAuxCount; 1526 } else { 1527 for (int j = 0; j < subtypeCount; ++j) { 1528 final InputMethodSubtype subtype = subtypes.get(j); 1529 if (!subtype.isAuxiliary()) { 1530 ++nonAuxCount; 1531 nonAuxSubtype = subtype; 1532 } else { 1533 ++auxCount; 1534 auxSubtype = subtype; 1535 } 1536 } 1537 } 1538 } 1539 if (nonAuxCount > 1 || auxCount > 1) { 1540 return true; 1541 } else if (nonAuxCount == 1 && auxCount == 1) { 1542 if (nonAuxSubtype != null && auxSubtype != null 1543 && (nonAuxSubtype.getLocale().equals(auxSubtype.getLocale()) 1544 || auxSubtype.overridesImplicitlyEnabledSubtype() 1545 || nonAuxSubtype.overridesImplicitlyEnabledSubtype()) 1546 && nonAuxSubtype.containsExtraValueKey(TAG_TRY_SUPPRESSING_IME_SWITCHER)) { 1547 return false; 1548 } 1549 return true; 1550 } 1551 return false; 1552 } 1553 } 1554 1555 private boolean isKeyguardLocked() { 1556 return mKeyguardManager != null && mKeyguardManager.isKeyguardLocked(); 1557 } 1558 1559 // Caution! This method is called in this class. Handle multi-user carefully 1560 @SuppressWarnings("deprecation") 1561 @Override 1562 public void setImeWindowStatus(IBinder token, int vis, int backDisposition) { 1563 final long ident = Binder.clearCallingIdentity(); 1564 try { 1565 if (!calledWithValidToken(token)) { 1566 final int uid = Binder.getCallingUid(); 1567 Slog.e(TAG, "Ignoring setImeWindowStatus due to an invalid token. uid:" + uid 1568 + " token:" + token); 1569 return; 1570 } 1571 synchronized (mMethodMap) { 1572 // apply policy for binder calls 1573 if (vis != 0 && isKeyguardLocked() && !mCurClientInKeyguard) { 1574 vis = 0; 1575 } 1576 mImeWindowVis = vis; 1577 mBackDisposition = backDisposition; 1578 final boolean iconVisibility = ((vis & (InputMethodService.IME_ACTIVE)) != 0) 1579 && (mWindowManagerService.isHardKeyboardAvailable() 1580 || (vis & (InputMethodService.IME_VISIBLE)) != 0); 1581 final boolean needsToShowImeSwitcher = iconVisibility 1582 && needsToShowImeSwitchOngoingNotification(); 1583 if (mStatusBar != null) { 1584 mStatusBar.setImeWindowStatus(token, vis, backDisposition, 1585 needsToShowImeSwitcher); 1586 } 1587 final InputMethodInfo imi = mMethodMap.get(mCurMethodId); 1588 if (imi != null && needsToShowImeSwitcher) { 1589 // Used to load label 1590 final CharSequence title = mRes.getText( 1591 com.android.internal.R.string.select_input_method); 1592 final CharSequence summary = InputMethodUtils.getImeAndSubtypeDisplayName( 1593 mContext, imi, mCurrentSubtype); 1594 1595 mImeSwitcherNotification.color = mContext.getResources().getColor( 1596 com.android.internal.R.color.system_notification_accent_color); 1597 mImeSwitcherNotification.setLatestEventInfo( 1598 mContext, title, summary, mImeSwitchPendingIntent); 1599 if ((mNotificationManager != null) 1600 && !mWindowManagerService.hasNavigationBar()) { 1601 if (DEBUG) { 1602 Slog.d(TAG, "--- show notification: label = " + summary); 1603 } 1604 mNotificationManager.notifyAsUser(null, 1605 com.android.internal.R.string.select_input_method, 1606 mImeSwitcherNotification, UserHandle.ALL); 1607 mNotificationShown = true; 1608 } 1609 } else { 1610 if (mNotificationShown && mNotificationManager != null) { 1611 if (DEBUG) { 1612 Slog.d(TAG, "--- hide notification"); 1613 } 1614 mNotificationManager.cancelAsUser(null, 1615 com.android.internal.R.string.select_input_method, UserHandle.ALL); 1616 mNotificationShown = false; 1617 } 1618 } 1619 } 1620 } finally { 1621 Binder.restoreCallingIdentity(ident); 1622 } 1623 } 1624 1625 @Override 1626 public void registerSuggestionSpansForNotification(SuggestionSpan[] spans) { 1627 if (!calledFromValidUser()) { 1628 return; 1629 } 1630 synchronized (mMethodMap) { 1631 final InputMethodInfo currentImi = mMethodMap.get(mCurMethodId); 1632 for (int i = 0; i < spans.length; ++i) { 1633 SuggestionSpan ss = spans[i]; 1634 if (!TextUtils.isEmpty(ss.getNotificationTargetClassName())) { 1635 mSecureSuggestionSpans.put(ss, currentImi); 1636 } 1637 } 1638 } 1639 } 1640 1641 @Override 1642 public boolean notifySuggestionPicked(SuggestionSpan span, String originalString, int index) { 1643 if (!calledFromValidUser()) { 1644 return false; 1645 } 1646 synchronized (mMethodMap) { 1647 final InputMethodInfo targetImi = mSecureSuggestionSpans.get(span); 1648 // TODO: Do not send the intent if the process of the targetImi is already dead. 1649 if (targetImi != null) { 1650 final String[] suggestions = span.getSuggestions(); 1651 if (index < 0 || index >= suggestions.length) return false; 1652 final String className = span.getNotificationTargetClassName(); 1653 final Intent intent = new Intent(); 1654 // Ensures that only a class in the original IME package will receive the 1655 // notification. 1656 intent.setClassName(targetImi.getPackageName(), className); 1657 intent.setAction(SuggestionSpan.ACTION_SUGGESTION_PICKED); 1658 intent.putExtra(SuggestionSpan.SUGGESTION_SPAN_PICKED_BEFORE, originalString); 1659 intent.putExtra(SuggestionSpan.SUGGESTION_SPAN_PICKED_AFTER, suggestions[index]); 1660 intent.putExtra(SuggestionSpan.SUGGESTION_SPAN_PICKED_HASHCODE, span.hashCode()); 1661 final long ident = Binder.clearCallingIdentity(); 1662 try { 1663 mContext.sendBroadcastAsUser(intent, UserHandle.CURRENT); 1664 } finally { 1665 Binder.restoreCallingIdentity(ident); 1666 } 1667 return true; 1668 } 1669 } 1670 return false; 1671 } 1672 1673 void updateFromSettingsLocked(boolean enabledMayChange) { 1674 updateInputMethodsFromSettingsLocked(enabledMayChange); 1675 updateKeyboardFromSettingsLocked(); 1676 } 1677 1678 void updateInputMethodsFromSettingsLocked(boolean enabledMayChange) { 1679 if (enabledMayChange) { 1680 List<InputMethodInfo> enabled = mSettings.getEnabledInputMethodListLocked(); 1681 for (int i=0; i<enabled.size(); i++) { 1682 // We allow the user to select "disabled until used" apps, so if they 1683 // are enabling one of those here we now need to make it enabled. 1684 InputMethodInfo imm = enabled.get(i); 1685 try { 1686 ApplicationInfo ai = mIPackageManager.getApplicationInfo(imm.getPackageName(), 1687 PackageManager.GET_DISABLED_UNTIL_USED_COMPONENTS, 1688 mSettings.getCurrentUserId()); 1689 if (ai != null && ai.enabledSetting 1690 == PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED) { 1691 if (DEBUG) { 1692 Slog.d(TAG, "Update state(" + imm.getId() 1693 + "): DISABLED_UNTIL_USED -> DEFAULT"); 1694 } 1695 mIPackageManager.setApplicationEnabledSetting(imm.getPackageName(), 1696 PackageManager.COMPONENT_ENABLED_STATE_DEFAULT, 1697 PackageManager.DONT_KILL_APP, mSettings.getCurrentUserId(), 1698 mContext.getBasePackageName()); 1699 } 1700 } catch (RemoteException e) { 1701 } 1702 } 1703 } 1704 // We are assuming that whoever is changing DEFAULT_INPUT_METHOD and 1705 // ENABLED_INPUT_METHODS is taking care of keeping them correctly in 1706 // sync, so we will never have a DEFAULT_INPUT_METHOD that is not 1707 // enabled. 1708 String id = mSettings.getSelectedInputMethod(); 1709 // There is no input method selected, try to choose new applicable input method. 1710 if (TextUtils.isEmpty(id) && chooseNewDefaultIMELocked()) { 1711 id = mSettings.getSelectedInputMethod(); 1712 } 1713 if (!TextUtils.isEmpty(id)) { 1714 try { 1715 setInputMethodLocked(id, mSettings.getSelectedInputMethodSubtypeId(id)); 1716 } catch (IllegalArgumentException e) { 1717 Slog.w(TAG, "Unknown input method from prefs: " + id, e); 1718 mCurMethodId = null; 1719 unbindCurrentMethodLocked(true, false); 1720 } 1721 mShortcutInputMethodsAndSubtypes.clear(); 1722 } else { 1723 // There is no longer an input method set, so stop any current one. 1724 mCurMethodId = null; 1725 unbindCurrentMethodLocked(true, false); 1726 } 1727 // Here is not the perfect place to reset the switching controller. Ideally 1728 // mSwitchingController and mSettings should be able to share the same state. 1729 // TODO: Make sure that mSwitchingController and mSettings are sharing the 1730 // the same enabled IMEs list. 1731 mSwitchingController.resetCircularListLocked(mContext); 1732 1733 } 1734 1735 public void updateKeyboardFromSettingsLocked() { 1736 mShowImeWithHardKeyboard = mSettings.isShowImeWithHardKeyboardEnabled(); 1737 if (mSwitchingDialog != null 1738 && mSwitchingDialogTitleView != null 1739 && mSwitchingDialog.isShowing()) { 1740 final Switch hardKeySwitch = (Switch)mSwitchingDialogTitleView.findViewById( 1741 com.android.internal.R.id.hard_keyboard_switch); 1742 hardKeySwitch.setChecked(mShowImeWithHardKeyboard); 1743 } 1744 } 1745 1746 /* package */ void setInputMethodLocked(String id, int subtypeId) { 1747 InputMethodInfo info = mMethodMap.get(id); 1748 if (info == null) { 1749 throw new IllegalArgumentException("Unknown id: " + id); 1750 } 1751 1752 if (mCurClient != null && mCurAttribute != null) { 1753 final int uid = mCurClient.uid; 1754 final String packageName = mCurAttribute.packageName; 1755 if (SystemConfig.getInstance().getFixedImeApps().contains(packageName)) { 1756 if (InputMethodUtils.checkIfPackageBelongsToUid(mAppOpsManager, uid, packageName)) { 1757 return; 1758 } 1759 // TODO: Do we need to lock the input method when the application reported an 1760 // incorrect package name? 1761 Slog.e(TAG, "Ignoring FixedImeApps due to the validation failure. uid=" + uid 1762 + " package=" + packageName); 1763 } 1764 } 1765 1766 // See if we need to notify a subtype change within the same IME. 1767 if (id.equals(mCurMethodId)) { 1768 final int subtypeCount = info.getSubtypeCount(); 1769 if (subtypeCount <= 0) { 1770 return; 1771 } 1772 final InputMethodSubtype oldSubtype = mCurrentSubtype; 1773 final InputMethodSubtype newSubtype; 1774 if (subtypeId >= 0 && subtypeId < subtypeCount) { 1775 newSubtype = info.getSubtypeAt(subtypeId); 1776 } else { 1777 // If subtype is null, try to find the most applicable one from 1778 // getCurrentInputMethodSubtype. 1779 newSubtype = getCurrentInputMethodSubtypeLocked(); 1780 } 1781 if (newSubtype == null || oldSubtype == null) { 1782 Slog.w(TAG, "Illegal subtype state: old subtype = " + oldSubtype 1783 + ", new subtype = " + newSubtype); 1784 return; 1785 } 1786 if (newSubtype != oldSubtype) { 1787 setSelectedInputMethodAndSubtypeLocked(info, subtypeId, true); 1788 if (mCurMethod != null) { 1789 try { 1790 refreshImeWindowVisibilityLocked(); 1791 mCurMethod.changeInputMethodSubtype(newSubtype); 1792 } catch (RemoteException e) { 1793 Slog.w(TAG, "Failed to call changeInputMethodSubtype"); 1794 } 1795 } 1796 } 1797 return; 1798 } 1799 1800 // Changing to a different IME. 1801 final long ident = Binder.clearCallingIdentity(); 1802 try { 1803 // Set a subtype to this input method. 1804 // subtypeId the name of a subtype which will be set. 1805 setSelectedInputMethodAndSubtypeLocked(info, subtypeId, false); 1806 // mCurMethodId should be updated after setSelectedInputMethodAndSubtypeLocked() 1807 // because mCurMethodId is stored as a history in 1808 // setSelectedInputMethodAndSubtypeLocked(). 1809 mCurMethodId = id; 1810 1811 if (ActivityManagerNative.isSystemReady()) { 1812 Intent intent = new Intent(Intent.ACTION_INPUT_METHOD_CHANGED); 1813 intent.addFlags(Intent.FLAG_RECEIVER_REPLACE_PENDING); 1814 intent.putExtra("input_method_id", id); 1815 mContext.sendBroadcastAsUser(intent, UserHandle.CURRENT); 1816 } 1817 unbindCurrentClientLocked(); 1818 } finally { 1819 Binder.restoreCallingIdentity(ident); 1820 } 1821 } 1822 1823 @Override 1824 public boolean showSoftInput(IInputMethodClient client, int flags, 1825 ResultReceiver resultReceiver) { 1826 if (!calledFromValidUser()) { 1827 return false; 1828 } 1829 int uid = Binder.getCallingUid(); 1830 long ident = Binder.clearCallingIdentity(); 1831 try { 1832 synchronized (mMethodMap) { 1833 if (mCurClient == null || client == null 1834 || mCurClient.client.asBinder() != client.asBinder()) { 1835 try { 1836 // We need to check if this is the current client with 1837 // focus in the window manager, to allow this call to 1838 // be made before input is started in it. 1839 if (!mIWindowManager.inputMethodClientHasFocus(client)) { 1840 Slog.w(TAG, "Ignoring showSoftInput of uid " + uid + ": " + client); 1841 return false; 1842 } 1843 } catch (RemoteException e) { 1844 return false; 1845 } 1846 } 1847 1848 if (DEBUG) Slog.v(TAG, "Client requesting input be shown"); 1849 return showCurrentInputLocked(flags, resultReceiver); 1850 } 1851 } finally { 1852 Binder.restoreCallingIdentity(ident); 1853 } 1854 } 1855 1856 boolean showCurrentInputLocked(int flags, ResultReceiver resultReceiver) { 1857 mShowRequested = true; 1858 if ((flags&InputMethodManager.SHOW_IMPLICIT) == 0) { 1859 mShowExplicitlyRequested = true; 1860 } 1861 if ((flags&InputMethodManager.SHOW_FORCED) != 0) { 1862 mShowExplicitlyRequested = true; 1863 mShowForced = true; 1864 } 1865 1866 if (!mSystemReady) { 1867 return false; 1868 } 1869 1870 boolean res = false; 1871 if (mCurMethod != null) { 1872 if (DEBUG) Slog.d(TAG, "showCurrentInputLocked: mCurToken=" + mCurToken); 1873 executeOrSendMessage(mCurMethod, mCaller.obtainMessageIOO( 1874 MSG_SHOW_SOFT_INPUT, getImeShowFlags(), mCurMethod, 1875 resultReceiver)); 1876 mInputShown = true; 1877 if (mHaveConnection && !mVisibleBound) { 1878 bindCurrentInputMethodService( 1879 mCurIntent, mVisibleConnection, Context.BIND_AUTO_CREATE 1880 | Context.BIND_TREAT_LIKE_ACTIVITY); 1881 mVisibleBound = true; 1882 } 1883 res = true; 1884 } else if (mHaveConnection && SystemClock.uptimeMillis() 1885 >= (mLastBindTime+TIME_TO_RECONNECT)) { 1886 // The client has asked to have the input method shown, but 1887 // we have been sitting here too long with a connection to the 1888 // service and no interface received, so let's disconnect/connect 1889 // to try to prod things along. 1890 EventLog.writeEvent(EventLogTags.IMF_FORCE_RECONNECT_IME, mCurMethodId, 1891 SystemClock.uptimeMillis()-mLastBindTime,1); 1892 Slog.w(TAG, "Force disconnect/connect to the IME in showCurrentInputLocked()"); 1893 mContext.unbindService(this); 1894 bindCurrentInputMethodService(mCurIntent, this, Context.BIND_AUTO_CREATE 1895 | Context.BIND_NOT_VISIBLE); 1896 } else { 1897 if (DEBUG) { 1898 Slog.d(TAG, "Can't show input: connection = " + mHaveConnection + ", time = " 1899 + ((mLastBindTime+TIME_TO_RECONNECT) - SystemClock.uptimeMillis())); 1900 } 1901 } 1902 1903 return res; 1904 } 1905 1906 @Override 1907 public boolean hideSoftInput(IInputMethodClient client, int flags, 1908 ResultReceiver resultReceiver) { 1909 if (!calledFromValidUser()) { 1910 return false; 1911 } 1912 int uid = Binder.getCallingUid(); 1913 long ident = Binder.clearCallingIdentity(); 1914 try { 1915 synchronized (mMethodMap) { 1916 if (mCurClient == null || client == null 1917 || mCurClient.client.asBinder() != client.asBinder()) { 1918 try { 1919 // We need to check if this is the current client with 1920 // focus in the window manager, to allow this call to 1921 // be made before input is started in it. 1922 if (!mIWindowManager.inputMethodClientHasFocus(client)) { 1923 if (DEBUG) Slog.w(TAG, "Ignoring hideSoftInput of uid " 1924 + uid + ": " + client); 1925 setImeWindowVisibilityStatusHiddenLocked(); 1926 return false; 1927 } 1928 } catch (RemoteException e) { 1929 setImeWindowVisibilityStatusHiddenLocked(); 1930 return false; 1931 } 1932 } 1933 1934 if (DEBUG) Slog.v(TAG, "Client requesting input be hidden"); 1935 return hideCurrentInputLocked(flags, resultReceiver); 1936 } 1937 } finally { 1938 Binder.restoreCallingIdentity(ident); 1939 } 1940 } 1941 1942 boolean hideCurrentInputLocked(int flags, ResultReceiver resultReceiver) { 1943 if ((flags&InputMethodManager.HIDE_IMPLICIT_ONLY) != 0 1944 && (mShowExplicitlyRequested || mShowForced)) { 1945 if (DEBUG) Slog.v(TAG, "Not hiding: explicit show not cancelled by non-explicit hide"); 1946 return false; 1947 } 1948 if (mShowForced && (flags&InputMethodManager.HIDE_NOT_ALWAYS) != 0) { 1949 if (DEBUG) Slog.v(TAG, "Not hiding: forced show not cancelled by not-always hide"); 1950 return false; 1951 } 1952 boolean res; 1953 if (mInputShown && mCurMethod != null) { 1954 executeOrSendMessage(mCurMethod, mCaller.obtainMessageOO( 1955 MSG_HIDE_SOFT_INPUT, mCurMethod, resultReceiver)); 1956 res = true; 1957 } else { 1958 res = false; 1959 } 1960 if (mHaveConnection && mVisibleBound) { 1961 mContext.unbindService(mVisibleConnection); 1962 mVisibleBound = false; 1963 } 1964 mInputShown = false; 1965 mShowRequested = false; 1966 mShowExplicitlyRequested = false; 1967 mShowForced = false; 1968 return res; 1969 } 1970 1971 @Override 1972 public InputBindResult windowGainedFocus(IInputMethodClient client, IBinder windowToken, 1973 int controlFlags, int softInputMode, int windowFlags, 1974 EditorInfo attribute, IInputContext inputContext) { 1975 // Needs to check the validity before clearing calling identity 1976 final boolean calledFromValidUser = calledFromValidUser(); 1977 1978 InputBindResult res = null; 1979 long ident = Binder.clearCallingIdentity(); 1980 try { 1981 synchronized (mMethodMap) { 1982 if (DEBUG) Slog.v(TAG, "windowGainedFocus: " + client.asBinder() 1983 + " controlFlags=#" + Integer.toHexString(controlFlags) 1984 + " softInputMode=#" + Integer.toHexString(softInputMode) 1985 + " windowFlags=#" + Integer.toHexString(windowFlags)); 1986 1987 ClientState cs = mClients.get(client.asBinder()); 1988 if (cs == null) { 1989 throw new IllegalArgumentException("unknown client " 1990 + client.asBinder()); 1991 } 1992 1993 try { 1994 if (!mIWindowManager.inputMethodClientHasFocus(cs.client)) { 1995 // Check with the window manager to make sure this client actually 1996 // has a window with focus. If not, reject. This is thread safe 1997 // because if the focus changes some time before or after, the 1998 // next client receiving focus that has any interest in input will 1999 // be calling through here after that change happens. 2000 Slog.w(TAG, "Focus gain on non-focused client " + cs.client 2001 + " (uid=" + cs.uid + " pid=" + cs.pid + ")"); 2002 return null; 2003 } 2004 } catch (RemoteException e) { 2005 } 2006 2007 if (!calledFromValidUser) { 2008 Slog.w(TAG, "A background user is requesting window. Hiding IME."); 2009 Slog.w(TAG, "If you want to interect with IME, you need " 2010 + "android.permission.INTERACT_ACROSS_USERS_FULL"); 2011 hideCurrentInputLocked(0, null); 2012 return null; 2013 } 2014 2015 if (mCurFocusedWindow == windowToken) { 2016 Slog.w(TAG, "Window already focused, ignoring focus gain of: " + client 2017 + " attribute=" + attribute + ", token = " + windowToken); 2018 if (attribute != null) { 2019 return startInputUncheckedLocked(cs, inputContext, attribute, 2020 controlFlags); 2021 } 2022 return null; 2023 } 2024 mCurFocusedWindow = windowToken; 2025 2026 // Should we auto-show the IME even if the caller has not 2027 // specified what should be done with it? 2028 // We only do this automatically if the window can resize 2029 // to accommodate the IME (so what the user sees will give 2030 // them good context without input information being obscured 2031 // by the IME) or if running on a large screen where there 2032 // is more room for the target window + IME. 2033 final boolean doAutoShow = 2034 (softInputMode & WindowManager.LayoutParams.SOFT_INPUT_MASK_ADJUST) 2035 == WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE 2036 || mRes.getConfiguration().isLayoutSizeAtLeast( 2037 Configuration.SCREENLAYOUT_SIZE_LARGE); 2038 final boolean isTextEditor = 2039 (controlFlags&InputMethodManager.CONTROL_WINDOW_IS_TEXT_EDITOR) != 0; 2040 2041 // We want to start input before showing the IME, but after closing 2042 // it. We want to do this after closing it to help the IME disappear 2043 // more quickly (not get stuck behind it initializing itself for the 2044 // new focused input, even if its window wants to hide the IME). 2045 boolean didStart = false; 2046 2047 switch (softInputMode&WindowManager.LayoutParams.SOFT_INPUT_MASK_STATE) { 2048 case WindowManager.LayoutParams.SOFT_INPUT_STATE_UNSPECIFIED: 2049 if (!isTextEditor || !doAutoShow) { 2050 if (WindowManager.LayoutParams.mayUseInputMethod(windowFlags)) { 2051 // There is no focus view, and this window will 2052 // be behind any soft input window, so hide the 2053 // soft input window if it is shown. 2054 if (DEBUG) Slog.v(TAG, "Unspecified window will hide input"); 2055 hideCurrentInputLocked(InputMethodManager.HIDE_NOT_ALWAYS, null); 2056 } 2057 } else if (isTextEditor && doAutoShow && (softInputMode & 2058 WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION) != 0) { 2059 // There is a focus view, and we are navigating forward 2060 // into the window, so show the input window for the user. 2061 // We only do this automatically if the window can resize 2062 // to accommodate the IME (so what the user sees will give 2063 // them good context without input information being obscured 2064 // by the IME) or if running on a large screen where there 2065 // is more room for the target window + IME. 2066 if (DEBUG) Slog.v(TAG, "Unspecified window will show input"); 2067 if (attribute != null) { 2068 res = startInputUncheckedLocked(cs, inputContext, attribute, 2069 controlFlags); 2070 didStart = true; 2071 } 2072 showCurrentInputLocked(InputMethodManager.SHOW_IMPLICIT, null); 2073 } 2074 break; 2075 case WindowManager.LayoutParams.SOFT_INPUT_STATE_UNCHANGED: 2076 // Do nothing. 2077 break; 2078 case WindowManager.LayoutParams.SOFT_INPUT_STATE_HIDDEN: 2079 if ((softInputMode & 2080 WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION) != 0) { 2081 if (DEBUG) Slog.v(TAG, "Window asks to hide input going forward"); 2082 hideCurrentInputLocked(0, null); 2083 } 2084 break; 2085 case WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_HIDDEN: 2086 if (DEBUG) Slog.v(TAG, "Window asks to hide input"); 2087 hideCurrentInputLocked(0, null); 2088 break; 2089 case WindowManager.LayoutParams.SOFT_INPUT_STATE_VISIBLE: 2090 if ((softInputMode & 2091 WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION) != 0) { 2092 if (DEBUG) Slog.v(TAG, "Window asks to show input going forward"); 2093 if (attribute != null) { 2094 res = startInputUncheckedLocked(cs, inputContext, attribute, 2095 controlFlags); 2096 didStart = true; 2097 } 2098 showCurrentInputLocked(InputMethodManager.SHOW_IMPLICIT, null); 2099 } 2100 break; 2101 case WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_VISIBLE: 2102 if (DEBUG) Slog.v(TAG, "Window asks to always show input"); 2103 if (attribute != null) { 2104 res = startInputUncheckedLocked(cs, inputContext, attribute, 2105 controlFlags); 2106 didStart = true; 2107 } 2108 showCurrentInputLocked(InputMethodManager.SHOW_IMPLICIT, null); 2109 break; 2110 } 2111 2112 if (!didStart && attribute != null) { 2113 res = startInputUncheckedLocked(cs, inputContext, attribute, 2114 controlFlags); 2115 } 2116 } 2117 } finally { 2118 Binder.restoreCallingIdentity(ident); 2119 } 2120 2121 return res; 2122 } 2123 2124 @Override 2125 public void showInputMethodPickerFromClient(IInputMethodClient client) { 2126 if (!calledFromValidUser()) { 2127 return; 2128 } 2129 synchronized (mMethodMap) { 2130 if (mCurClient == null || client == null 2131 || mCurClient.client.asBinder() != client.asBinder()) { 2132 Slog.w(TAG, "Ignoring showInputMethodPickerFromClient of uid " 2133 + Binder.getCallingUid() + ": " + client); 2134 } 2135 2136 // Always call subtype picker, because subtype picker is a superset of input method 2137 // picker. 2138 mHandler.sendEmptyMessage(MSG_SHOW_IM_SUBTYPE_PICKER); 2139 } 2140 } 2141 2142 @Override 2143 public void setInputMethod(IBinder token, String id) { 2144 if (!calledFromValidUser()) { 2145 return; 2146 } 2147 setInputMethodWithSubtypeId(token, id, NOT_A_SUBTYPE_ID); 2148 } 2149 2150 @Override 2151 public void setInputMethodAndSubtype(IBinder token, String id, InputMethodSubtype subtype) { 2152 if (!calledFromValidUser()) { 2153 return; 2154 } 2155 synchronized (mMethodMap) { 2156 if (subtype != null) { 2157 setInputMethodWithSubtypeIdLocked(token, id, 2158 InputMethodUtils.getSubtypeIdFromHashCode(mMethodMap.get(id), 2159 subtype.hashCode())); 2160 } else { 2161 setInputMethod(token, id); 2162 } 2163 } 2164 } 2165 2166 @Override 2167 public void showInputMethodAndSubtypeEnablerFromClient( 2168 IInputMethodClient client, String inputMethodId) { 2169 if (!calledFromValidUser()) { 2170 return; 2171 } 2172 synchronized (mMethodMap) { 2173 if (mCurClient == null || client == null 2174 || mCurClient.client.asBinder() != client.asBinder()) { 2175 Slog.w(TAG, "Ignoring showInputMethodAndSubtypeEnablerFromClient of: " + client); 2176 } 2177 executeOrSendMessage(mCurMethod, mCaller.obtainMessageO( 2178 MSG_SHOW_IM_SUBTYPE_ENABLER, inputMethodId)); 2179 } 2180 } 2181 2182 @Override 2183 public boolean switchToLastInputMethod(IBinder token) { 2184 if (!calledFromValidUser()) { 2185 return false; 2186 } 2187 synchronized (mMethodMap) { 2188 final Pair<String, String> lastIme = mSettings.getLastInputMethodAndSubtypeLocked(); 2189 final InputMethodInfo lastImi; 2190 if (lastIme != null) { 2191 lastImi = mMethodMap.get(lastIme.first); 2192 } else { 2193 lastImi = null; 2194 } 2195 String targetLastImiId = null; 2196 int subtypeId = NOT_A_SUBTYPE_ID; 2197 if (lastIme != null && lastImi != null) { 2198 final boolean imiIdIsSame = lastImi.getId().equals(mCurMethodId); 2199 final int lastSubtypeHash = Integer.valueOf(lastIme.second); 2200 final int currentSubtypeHash = mCurrentSubtype == null ? NOT_A_SUBTYPE_ID 2201 : mCurrentSubtype.hashCode(); 2202 // If the last IME is the same as the current IME and the last subtype is not 2203 // defined, there is no need to switch to the last IME. 2204 if (!imiIdIsSame || lastSubtypeHash != currentSubtypeHash) { 2205 targetLastImiId = lastIme.first; 2206 subtypeId = InputMethodUtils.getSubtypeIdFromHashCode(lastImi, lastSubtypeHash); 2207 } 2208 } 2209 2210 if (TextUtils.isEmpty(targetLastImiId) 2211 && !InputMethodUtils.canAddToLastInputMethod(mCurrentSubtype)) { 2212 // This is a safety net. If the currentSubtype can't be added to the history 2213 // and the framework couldn't find the last ime, we will make the last ime be 2214 // the most applicable enabled keyboard subtype of the system imes. 2215 final List<InputMethodInfo> enabled = mSettings.getEnabledInputMethodListLocked(); 2216 if (enabled != null) { 2217 final int N = enabled.size(); 2218 final String locale = mCurrentSubtype == null 2219 ? mRes.getConfiguration().locale.toString() 2220 : mCurrentSubtype.getLocale(); 2221 for (int i = 0; i < N; ++i) { 2222 final InputMethodInfo imi = enabled.get(i); 2223 if (imi.getSubtypeCount() > 0 && InputMethodUtils.isSystemIme(imi)) { 2224 InputMethodSubtype keyboardSubtype = 2225 InputMethodUtils.findLastResortApplicableSubtypeLocked(mRes, 2226 InputMethodUtils.getSubtypes(imi), 2227 InputMethodUtils.SUBTYPE_MODE_KEYBOARD, locale, true); 2228 if (keyboardSubtype != null) { 2229 targetLastImiId = imi.getId(); 2230 subtypeId = InputMethodUtils.getSubtypeIdFromHashCode( 2231 imi, keyboardSubtype.hashCode()); 2232 if(keyboardSubtype.getLocale().equals(locale)) { 2233 break; 2234 } 2235 } 2236 } 2237 } 2238 } 2239 } 2240 2241 if (!TextUtils.isEmpty(targetLastImiId)) { 2242 if (DEBUG) { 2243 Slog.d(TAG, "Switch to: " + lastImi.getId() + ", " + lastIme.second 2244 + ", from: " + mCurMethodId + ", " + subtypeId); 2245 } 2246 setInputMethodWithSubtypeIdLocked(token, targetLastImiId, subtypeId); 2247 return true; 2248 } else { 2249 return false; 2250 } 2251 } 2252 } 2253 2254 @Override 2255 public boolean switchToNextInputMethod(IBinder token, boolean onlyCurrentIme) { 2256 if (!calledFromValidUser()) { 2257 return false; 2258 } 2259 synchronized (mMethodMap) { 2260 if (!calledWithValidToken(token)) { 2261 final int uid = Binder.getCallingUid(); 2262 Slog.e(TAG, "Ignoring switchToNextInputMethod due to an invalid token. uid:" + uid 2263 + " token:" + token); 2264 return false; 2265 } 2266 final ImeSubtypeListItem nextSubtype = mSwitchingController.getNextInputMethodLocked( 2267 onlyCurrentIme, mMethodMap.get(mCurMethodId), mCurrentSubtype); 2268 if (nextSubtype == null) { 2269 return false; 2270 } 2271 setInputMethodWithSubtypeIdLocked(token, nextSubtype.mImi.getId(), 2272 nextSubtype.mSubtypeId); 2273 return true; 2274 } 2275 } 2276 2277 @Override 2278 public boolean shouldOfferSwitchingToNextInputMethod(IBinder token) { 2279 if (!calledFromValidUser()) { 2280 return false; 2281 } 2282 synchronized (mMethodMap) { 2283 if (!calledWithValidToken(token)) { 2284 final int uid = Binder.getCallingUid(); 2285 Slog.e(TAG, "Ignoring shouldOfferSwitchingToNextInputMethod due to an invalid " 2286 + "token. uid:" + uid + " token:" + token); 2287 return false; 2288 } 2289 final ImeSubtypeListItem nextSubtype = mSwitchingController.getNextInputMethodLocked( 2290 false /* onlyCurrentIme */, mMethodMap.get(mCurMethodId), mCurrentSubtype); 2291 if (nextSubtype == null) { 2292 return false; 2293 } 2294 return true; 2295 } 2296 } 2297 2298 @Override 2299 public InputMethodSubtype getLastInputMethodSubtype() { 2300 if (!calledFromValidUser()) { 2301 return null; 2302 } 2303 synchronized (mMethodMap) { 2304 final Pair<String, String> lastIme = mSettings.getLastInputMethodAndSubtypeLocked(); 2305 // TODO: Handle the case of the last IME with no subtypes 2306 if (lastIme == null || TextUtils.isEmpty(lastIme.first) 2307 || TextUtils.isEmpty(lastIme.second)) return null; 2308 final InputMethodInfo lastImi = mMethodMap.get(lastIme.first); 2309 if (lastImi == null) return null; 2310 try { 2311 final int lastSubtypeHash = Integer.valueOf(lastIme.second); 2312 final int lastSubtypeId = 2313 InputMethodUtils.getSubtypeIdFromHashCode(lastImi, lastSubtypeHash); 2314 if (lastSubtypeId < 0 || lastSubtypeId >= lastImi.getSubtypeCount()) { 2315 return null; 2316 } 2317 return lastImi.getSubtypeAt(lastSubtypeId); 2318 } catch (NumberFormatException e) { 2319 return null; 2320 } 2321 } 2322 } 2323 2324 @Override 2325 public void setAdditionalInputMethodSubtypes(String imiId, InputMethodSubtype[] subtypes) { 2326 if (!calledFromValidUser()) { 2327 return; 2328 } 2329 // By this IPC call, only a process which shares the same uid with the IME can add 2330 // additional input method subtypes to the IME. 2331 if (TextUtils.isEmpty(imiId) || subtypes == null || subtypes.length == 0) return; 2332 synchronized (mMethodMap) { 2333 final InputMethodInfo imi = mMethodMap.get(imiId); 2334 if (imi == null) return; 2335 final String[] packageInfos; 2336 try { 2337 packageInfos = mIPackageManager.getPackagesForUid(Binder.getCallingUid()); 2338 } catch (RemoteException e) { 2339 Slog.e(TAG, "Failed to get package infos"); 2340 return; 2341 } 2342 if (packageInfos != null) { 2343 final int packageNum = packageInfos.length; 2344 for (int i = 0; i < packageNum; ++i) { 2345 if (packageInfos[i].equals(imi.getPackageName())) { 2346 mFileManager.addInputMethodSubtypes(imi, subtypes); 2347 final long ident = Binder.clearCallingIdentity(); 2348 try { 2349 buildInputMethodListLocked(mMethodList, mMethodMap, 2350 false /* resetDefaultEnabledIme */); 2351 } finally { 2352 Binder.restoreCallingIdentity(ident); 2353 } 2354 return; 2355 } 2356 } 2357 } 2358 } 2359 return; 2360 } 2361 2362 @Override 2363 public int getInputMethodWindowVisibleHeight() { 2364 return mWindowManagerService.getInputMethodWindowVisibleHeight(); 2365 } 2366 2367 @Override 2368 public void notifyUserAction(int sequenceNumber) { 2369 if (DEBUG) { 2370 Slog.d(TAG, "Got the notification of a user action. sequenceNumber:" + sequenceNumber); 2371 } 2372 synchronized (mMethodMap) { 2373 if (mCurUserActionNotificationSequenceNumber != sequenceNumber) { 2374 if (DEBUG) { 2375 Slog.d(TAG, "Ignoring the user action notification due to the sequence number " 2376 + "mismatch. expected:" + mCurUserActionNotificationSequenceNumber 2377 + " actual: " + sequenceNumber); 2378 } 2379 return; 2380 } 2381 final InputMethodInfo imi = mMethodMap.get(mCurMethodId); 2382 if (imi != null) { 2383 mSwitchingController.onUserActionLocked(imi, mCurrentSubtype); 2384 } 2385 } 2386 } 2387 2388 private void setInputMethodWithSubtypeId(IBinder token, String id, int subtypeId) { 2389 synchronized (mMethodMap) { 2390 setInputMethodWithSubtypeIdLocked(token, id, subtypeId); 2391 } 2392 } 2393 2394 private void setInputMethodWithSubtypeIdLocked(IBinder token, String id, int subtypeId) { 2395 if (token == null) { 2396 if (mContext.checkCallingOrSelfPermission( 2397 android.Manifest.permission.WRITE_SECURE_SETTINGS) 2398 != PackageManager.PERMISSION_GRANTED) { 2399 throw new SecurityException( 2400 "Using null token requires permission " 2401 + android.Manifest.permission.WRITE_SECURE_SETTINGS); 2402 } 2403 } else if (mCurToken != token) { 2404 Slog.w(TAG, "Ignoring setInputMethod of uid " + Binder.getCallingUid() 2405 + " token: " + token); 2406 return; 2407 } 2408 2409 final long ident = Binder.clearCallingIdentity(); 2410 try { 2411 setInputMethodLocked(id, subtypeId); 2412 } finally { 2413 Binder.restoreCallingIdentity(ident); 2414 } 2415 } 2416 2417 @Override 2418 public void hideMySoftInput(IBinder token, int flags) { 2419 if (!calledFromValidUser()) { 2420 return; 2421 } 2422 synchronized (mMethodMap) { 2423 if (!calledWithValidToken(token)) { 2424 final int uid = Binder.getCallingUid(); 2425 Slog.e(TAG, "Ignoring hideInputMethod due to an invalid token. uid:" 2426 + uid + " token:" + token); 2427 return; 2428 } 2429 long ident = Binder.clearCallingIdentity(); 2430 try { 2431 hideCurrentInputLocked(flags, null); 2432 } finally { 2433 Binder.restoreCallingIdentity(ident); 2434 } 2435 } 2436 } 2437 2438 @Override 2439 public void showMySoftInput(IBinder token, int flags) { 2440 if (!calledFromValidUser()) { 2441 return; 2442 } 2443 synchronized (mMethodMap) { 2444 if (!calledWithValidToken(token)) { 2445 final int uid = Binder.getCallingUid(); 2446 Slog.e(TAG, "Ignoring showMySoftInput due to an invalid token. uid:" 2447 + uid + " token:" + token); 2448 return; 2449 } 2450 long ident = Binder.clearCallingIdentity(); 2451 try { 2452 showCurrentInputLocked(flags, null); 2453 } finally { 2454 Binder.restoreCallingIdentity(ident); 2455 } 2456 } 2457 } 2458 2459 void setEnabledSessionInMainThread(SessionState session) { 2460 if (mEnabledSession != session) { 2461 if (mEnabledSession != null && mEnabledSession.session != null) { 2462 try { 2463 if (DEBUG) Slog.v(TAG, "Disabling: " + mEnabledSession); 2464 mEnabledSession.method.setSessionEnabled(mEnabledSession.session, false); 2465 } catch (RemoteException e) { 2466 } 2467 } 2468 mEnabledSession = session; 2469 if (mEnabledSession != null && mEnabledSession.session != null) { 2470 try { 2471 if (DEBUG) Slog.v(TAG, "Enabling: " + mEnabledSession); 2472 mEnabledSession.method.setSessionEnabled(mEnabledSession.session, true); 2473 } catch (RemoteException e) { 2474 } 2475 } 2476 } 2477 } 2478 2479 @Override 2480 public boolean handleMessage(Message msg) { 2481 SomeArgs args; 2482 switch (msg.what) { 2483 case MSG_SHOW_IM_PICKER: 2484 showInputMethodMenu(); 2485 return true; 2486 2487 case MSG_SHOW_IM_SUBTYPE_PICKER: 2488 showInputMethodSubtypeMenu(); 2489 return true; 2490 2491 case MSG_SHOW_IM_SUBTYPE_ENABLER: 2492 args = (SomeArgs)msg.obj; 2493 showInputMethodAndSubtypeEnabler((String)args.arg1); 2494 args.recycle(); 2495 return true; 2496 2497 case MSG_SHOW_IM_CONFIG: 2498 showConfigureInputMethods(); 2499 return true; 2500 2501 // --------------------------------------------------------- 2502 2503 case MSG_UNBIND_INPUT: 2504 try { 2505 ((IInputMethod)msg.obj).unbindInput(); 2506 } catch (RemoteException e) { 2507 // There is nothing interesting about the method dying. 2508 } 2509 return true; 2510 case MSG_BIND_INPUT: 2511 args = (SomeArgs)msg.obj; 2512 try { 2513 ((IInputMethod)args.arg1).bindInput((InputBinding)args.arg2); 2514 } catch (RemoteException e) { 2515 } 2516 args.recycle(); 2517 return true; 2518 case MSG_SHOW_SOFT_INPUT: 2519 args = (SomeArgs)msg.obj; 2520 try { 2521 if (DEBUG) Slog.v(TAG, "Calling " + args.arg1 + ".showSoftInput(" 2522 + msg.arg1 + ", " + args.arg2 + ")"); 2523 ((IInputMethod)args.arg1).showSoftInput(msg.arg1, (ResultReceiver)args.arg2); 2524 } catch (RemoteException e) { 2525 } 2526 args.recycle(); 2527 return true; 2528 case MSG_HIDE_SOFT_INPUT: 2529 args = (SomeArgs)msg.obj; 2530 try { 2531 if (DEBUG) Slog.v(TAG, "Calling " + args.arg1 + ".hideSoftInput(0, " 2532 + args.arg2 + ")"); 2533 ((IInputMethod)args.arg1).hideSoftInput(0, (ResultReceiver)args.arg2); 2534 } catch (RemoteException e) { 2535 } 2536 args.recycle(); 2537 return true; 2538 case MSG_ATTACH_TOKEN: 2539 args = (SomeArgs)msg.obj; 2540 try { 2541 if (DEBUG) Slog.v(TAG, "Sending attach of token: " + args.arg2); 2542 ((IInputMethod)args.arg1).attachToken((IBinder)args.arg2); 2543 } catch (RemoteException e) { 2544 } 2545 args.recycle(); 2546 return true; 2547 case MSG_CREATE_SESSION: { 2548 args = (SomeArgs)msg.obj; 2549 IInputMethod method = (IInputMethod)args.arg1; 2550 InputChannel channel = (InputChannel)args.arg2; 2551 try { 2552 method.createSession(channel, (IInputSessionCallback)args.arg3); 2553 } catch (RemoteException e) { 2554 } finally { 2555 // Dispose the channel if the input method is not local to this process 2556 // because the remote proxy will get its own copy when unparceled. 2557 if (channel != null && Binder.isProxy(method)) { 2558 channel.dispose(); 2559 } 2560 } 2561 args.recycle(); 2562 return true; 2563 } 2564 // --------------------------------------------------------- 2565 2566 case MSG_START_INPUT: 2567 args = (SomeArgs)msg.obj; 2568 try { 2569 SessionState session = (SessionState)args.arg1; 2570 setEnabledSessionInMainThread(session); 2571 session.method.startInput((IInputContext)args.arg2, 2572 (EditorInfo)args.arg3); 2573 } catch (RemoteException e) { 2574 } 2575 args.recycle(); 2576 return true; 2577 case MSG_RESTART_INPUT: 2578 args = (SomeArgs)msg.obj; 2579 try { 2580 SessionState session = (SessionState)args.arg1; 2581 setEnabledSessionInMainThread(session); 2582 session.method.restartInput((IInputContext)args.arg2, 2583 (EditorInfo)args.arg3); 2584 } catch (RemoteException e) { 2585 } 2586 args.recycle(); 2587 return true; 2588 2589 // --------------------------------------------------------- 2590 2591 case MSG_UNBIND_METHOD: 2592 try { 2593 ((IInputMethodClient)msg.obj).onUnbindMethod(msg.arg1); 2594 } catch (RemoteException e) { 2595 // There is nothing interesting about the last client dying. 2596 } 2597 return true; 2598 case MSG_BIND_METHOD: { 2599 args = (SomeArgs)msg.obj; 2600 IInputMethodClient client = (IInputMethodClient)args.arg1; 2601 InputBindResult res = (InputBindResult)args.arg2; 2602 try { 2603 client.onBindMethod(res); 2604 } catch (RemoteException e) { 2605 Slog.w(TAG, "Client died receiving input method " + args.arg2); 2606 } finally { 2607 // Dispose the channel if the input method is not local to this process 2608 // because the remote proxy will get its own copy when unparceled. 2609 if (res.channel != null && Binder.isProxy(client)) { 2610 res.channel.dispose(); 2611 } 2612 } 2613 args.recycle(); 2614 return true; 2615 } 2616 case MSG_SET_ACTIVE: 2617 try { 2618 ((ClientState)msg.obj).client.setActive(msg.arg1 != 0); 2619 } catch (RemoteException e) { 2620 Slog.w(TAG, "Got RemoteException sending setActive(false) notification to pid " 2621 + ((ClientState)msg.obj).pid + " uid " 2622 + ((ClientState)msg.obj).uid); 2623 } 2624 return true; 2625 case MSG_SET_USER_ACTION_NOTIFICATION_SEQUENCE_NUMBER: { 2626 final int sequenceNumber = msg.arg1; 2627 final ClientState clientState = (ClientState)msg.obj; 2628 try { 2629 clientState.client.setUserActionNotificationSequenceNumber(sequenceNumber); 2630 } catch (RemoteException e) { 2631 Slog.w(TAG, "Got RemoteException sending " 2632 + "setUserActionNotificationSequenceNumber(" 2633 + sequenceNumber + ") notification to pid " 2634 + clientState.pid + " uid " 2635 + clientState.uid); 2636 } 2637 return true; 2638 } 2639 2640 // -------------------------------------------------------------- 2641 case MSG_HARD_KEYBOARD_SWITCH_CHANGED: 2642 mHardKeyboardListener.handleHardKeyboardStatusChange(msg.arg1 == 1); 2643 return true; 2644 } 2645 return false; 2646 } 2647 2648 private boolean chooseNewDefaultIMELocked() { 2649 final InputMethodInfo imi = InputMethodUtils.getMostApplicableDefaultIME( 2650 mSettings.getEnabledInputMethodListLocked()); 2651 if (imi != null) { 2652 if (DEBUG) { 2653 Slog.d(TAG, "New default IME was selected: " + imi.getId()); 2654 } 2655 resetSelectedInputMethodAndSubtypeLocked(imi.getId()); 2656 return true; 2657 } 2658 2659 return false; 2660 } 2661 2662 void buildInputMethodListLocked(ArrayList<InputMethodInfo> list, 2663 HashMap<String, InputMethodInfo> map, boolean resetDefaultEnabledIme) { 2664 if (DEBUG) { 2665 Slog.d(TAG, "--- re-buildInputMethodList reset = " + resetDefaultEnabledIme 2666 + " \n ------ \n" + InputMethodUtils.getStackTrace()); 2667 } 2668 list.clear(); 2669 map.clear(); 2670 2671 // Use for queryIntentServicesAsUser 2672 final PackageManager pm = mContext.getPackageManager(); 2673 String disabledSysImes = mSettings.getDisabledSystemInputMethods(); 2674 if (disabledSysImes == null) disabledSysImes = ""; 2675 2676 final List<ResolveInfo> services = pm.queryIntentServicesAsUser( 2677 new Intent(InputMethod.SERVICE_INTERFACE), 2678 PackageManager.GET_META_DATA | PackageManager.GET_DISABLED_UNTIL_USED_COMPONENTS, 2679 mSettings.getCurrentUserId()); 2680 2681 final HashMap<String, List<InputMethodSubtype>> additionalSubtypes = 2682 mFileManager.getAllAdditionalInputMethodSubtypes(); 2683 for (int i = 0; i < services.size(); ++i) { 2684 ResolveInfo ri = services.get(i); 2685 ServiceInfo si = ri.serviceInfo; 2686 ComponentName compName = new ComponentName(si.packageName, si.name); 2687 if (!android.Manifest.permission.BIND_INPUT_METHOD.equals( 2688 si.permission)) { 2689 Slog.w(TAG, "Skipping input method " + compName 2690 + ": it does not require the permission " 2691 + android.Manifest.permission.BIND_INPUT_METHOD); 2692 continue; 2693 } 2694 2695 if (DEBUG) Slog.d(TAG, "Checking " + compName); 2696 2697 try { 2698 InputMethodInfo p = new InputMethodInfo(mContext, ri, additionalSubtypes); 2699 list.add(p); 2700 final String id = p.getId(); 2701 map.put(id, p); 2702 2703 if (DEBUG) { 2704 Slog.d(TAG, "Found an input method " + p); 2705 } 2706 2707 } catch (XmlPullParserException e) { 2708 Slog.w(TAG, "Unable to load input method " + compName, e); 2709 } catch (IOException e) { 2710 Slog.w(TAG, "Unable to load input method " + compName, e); 2711 } 2712 } 2713 2714 if (resetDefaultEnabledIme) { 2715 final ArrayList<InputMethodInfo> defaultEnabledIme = 2716 InputMethodUtils.getDefaultEnabledImes(mContext, mSystemReady, list); 2717 for (int i = 0; i < defaultEnabledIme.size(); ++i) { 2718 final InputMethodInfo imi = defaultEnabledIme.get(i); 2719 if (DEBUG) { 2720 Slog.d(TAG, "--- enable ime = " + imi); 2721 } 2722 setInputMethodEnabledLocked(imi.getId(), true); 2723 } 2724 } 2725 2726 final String defaultImiId = mSettings.getSelectedInputMethod(); 2727 if (!TextUtils.isEmpty(defaultImiId)) { 2728 if (!map.containsKey(defaultImiId)) { 2729 Slog.w(TAG, "Default IME is uninstalled. Choose new default IME."); 2730 if (chooseNewDefaultIMELocked()) { 2731 updateInputMethodsFromSettingsLocked(true); 2732 } 2733 } else { 2734 // Double check that the default IME is certainly enabled. 2735 setInputMethodEnabledLocked(defaultImiId, true); 2736 } 2737 } 2738 // Here is not the perfect place to reset the switching controller. Ideally 2739 // mSwitchingController and mSettings should be able to share the same state. 2740 // TODO: Make sure that mSwitchingController and mSettings are sharing the 2741 // the same enabled IMEs list. 2742 mSwitchingController.resetCircularListLocked(mContext); 2743 } 2744 2745 // ---------------------------------------------------------------------- 2746 2747 private void showInputMethodMenu() { 2748 showInputMethodMenuInternal(false); 2749 } 2750 2751 private void showInputMethodSubtypeMenu() { 2752 showInputMethodMenuInternal(true); 2753 } 2754 2755 private void showInputMethodAndSubtypeEnabler(String inputMethodId) { 2756 Intent intent = new Intent(Settings.ACTION_INPUT_METHOD_SUBTYPE_SETTINGS); 2757 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 2758 | Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED 2759 | Intent.FLAG_ACTIVITY_CLEAR_TOP); 2760 if (!TextUtils.isEmpty(inputMethodId)) { 2761 intent.putExtra(Settings.EXTRA_INPUT_METHOD_ID, inputMethodId); 2762 } 2763 mContext.startActivityAsUser(intent, null, UserHandle.CURRENT); 2764 } 2765 2766 private void showConfigureInputMethods() { 2767 Intent intent = new Intent(Settings.ACTION_INPUT_METHOD_SETTINGS); 2768 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 2769 | Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED 2770 | Intent.FLAG_ACTIVITY_CLEAR_TOP); 2771 mContext.startActivityAsUser(intent, null, UserHandle.CURRENT); 2772 } 2773 2774 private boolean isScreenLocked() { 2775 return mKeyguardManager != null 2776 && mKeyguardManager.isKeyguardLocked() && mKeyguardManager.isKeyguardSecure(); 2777 } 2778 2779 private void showInputMethodMenuInternal(boolean showSubtypes) { 2780 if (DEBUG) Slog.v(TAG, "Show switching menu"); 2781 2782 final Context context = mContext; 2783 final boolean isScreenLocked = isScreenLocked(); 2784 2785 final String lastInputMethodId = mSettings.getSelectedInputMethod(); 2786 int lastInputMethodSubtypeId = mSettings.getSelectedInputMethodSubtypeId(lastInputMethodId); 2787 if (DEBUG) Slog.v(TAG, "Current IME: " + lastInputMethodId); 2788 2789 synchronized (mMethodMap) { 2790 final HashMap<InputMethodInfo, List<InputMethodSubtype>> immis = 2791 mSettings.getExplicitlyOrImplicitlyEnabledInputMethodsAndSubtypeListLocked( 2792 mContext); 2793 if (immis == null || immis.size() == 0) { 2794 return; 2795 } 2796 2797 hideInputMethodMenuLocked(); 2798 2799 final List<ImeSubtypeListItem> imList = 2800 mSwitchingController.getSortedInputMethodAndSubtypeListLocked( 2801 showSubtypes, mInputShown, isScreenLocked); 2802 2803 if (lastInputMethodSubtypeId == NOT_A_SUBTYPE_ID) { 2804 final InputMethodSubtype currentSubtype = getCurrentInputMethodSubtypeLocked(); 2805 if (currentSubtype != null) { 2806 final InputMethodInfo currentImi = mMethodMap.get(mCurMethodId); 2807 lastInputMethodSubtypeId = InputMethodUtils.getSubtypeIdFromHashCode( 2808 currentImi, currentSubtype.hashCode()); 2809 } 2810 } 2811 2812 final int N = imList.size(); 2813 mIms = new InputMethodInfo[N]; 2814 mSubtypeIds = new int[N]; 2815 int checkedItem = 0; 2816 for (int i = 0; i < N; ++i) { 2817 final ImeSubtypeListItem item = imList.get(i); 2818 mIms[i] = item.mImi; 2819 mSubtypeIds[i] = item.mSubtypeId; 2820 if (mIms[i].getId().equals(lastInputMethodId)) { 2821 int subtypeId = mSubtypeIds[i]; 2822 if ((subtypeId == NOT_A_SUBTYPE_ID) 2823 || (lastInputMethodSubtypeId == NOT_A_SUBTYPE_ID && subtypeId == 0) 2824 || (subtypeId == lastInputMethodSubtypeId)) { 2825 checkedItem = i; 2826 } 2827 } 2828 } 2829 final Context themedContext = new ContextThemeWrapper(context, 2830 android.R.style.Theme_DeviceDefault_Settings); 2831 mDialogBuilder = new AlertDialog.Builder(themedContext); 2832 final TypedArray a = themedContext.obtainStyledAttributes(null, 2833 com.android.internal.R.styleable.DialogPreference, 2834 com.android.internal.R.attr.alertDialogStyle, 0); 2835 mDialogBuilder.setIcon(a.getDrawable( 2836 com.android.internal.R.styleable.DialogPreference_dialogIcon)); 2837 a.recycle(); 2838 mDialogBuilder.setOnCancelListener(new OnCancelListener() { 2839 @Override 2840 public void onCancel(DialogInterface dialog) { 2841 hideInputMethodMenu(); 2842 } 2843 }); 2844 final LayoutInflater inflater = 2845 (LayoutInflater)themedContext.getSystemService(Context.LAYOUT_INFLATER_SERVICE); 2846 final View tv = inflater.inflate( 2847 com.android.internal.R.layout.input_method_switch_dialog_title, null); 2848 mDialogBuilder.setCustomTitle(tv); 2849 2850 // Setup layout for a toggle switch of the hardware keyboard 2851 mSwitchingDialogTitleView = tv; 2852 mSwitchingDialogTitleView 2853 .findViewById(com.android.internal.R.id.hard_keyboard_section) 2854 .setVisibility(mWindowManagerService.isHardKeyboardAvailable() 2855 ? View.VISIBLE : View.GONE); 2856 final Switch hardKeySwitch = (Switch)mSwitchingDialogTitleView.findViewById( 2857 com.android.internal.R.id.hard_keyboard_switch); 2858 hardKeySwitch.setChecked(mShowImeWithHardKeyboard); 2859 hardKeySwitch.setOnCheckedChangeListener(new OnCheckedChangeListener() { 2860 @Override 2861 public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) { 2862 mSettings.setShowImeWithHardKeyboard(isChecked); 2863 // Ensure that the input method dialog is dismissed when changing 2864 // the hardware keyboard state. 2865 hideInputMethodMenu(); 2866 } 2867 }); 2868 2869 final ImeSubtypeListAdapter adapter = new ImeSubtypeListAdapter(themedContext, 2870 com.android.internal.R.layout.input_method_switch_item, imList, checkedItem); 2871 final OnClickListener choiceListener = new OnClickListener() { 2872 @Override 2873 public void onClick(final DialogInterface dialog, final int which) { 2874 synchronized (mMethodMap) { 2875 if (mIms == null || mIms.length <= which || mSubtypeIds == null 2876 || mSubtypeIds.length <= which) { 2877 return; 2878 } 2879 final InputMethodInfo im = mIms[which]; 2880 int subtypeId = mSubtypeIds[which]; 2881 adapter.mCheckedItem = which; 2882 adapter.notifyDataSetChanged(); 2883 hideInputMethodMenu(); 2884 if (im != null) { 2885 if (subtypeId < 0 || subtypeId >= im.getSubtypeCount()) { 2886 subtypeId = NOT_A_SUBTYPE_ID; 2887 } 2888 setInputMethodLocked(im.getId(), subtypeId); 2889 } 2890 } 2891 } 2892 }; 2893 mDialogBuilder.setSingleChoiceItems(adapter, checkedItem, choiceListener); 2894 2895 if (showSubtypes && !isScreenLocked) { 2896 final OnClickListener positiveListener = new OnClickListener() { 2897 @Override 2898 public void onClick(DialogInterface dialog, int whichButton) { 2899 showConfigureInputMethods(); 2900 } 2901 }; 2902 mDialogBuilder.setPositiveButton( 2903 com.android.internal.R.string.configure_input_methods, positiveListener); 2904 } 2905 mSwitchingDialog = mDialogBuilder.create(); 2906 mSwitchingDialog.setCanceledOnTouchOutside(true); 2907 mSwitchingDialog.getWindow().setType( 2908 WindowManager.LayoutParams.TYPE_INPUT_METHOD_DIALOG); 2909 mSwitchingDialog.getWindow().getAttributes().privateFlags |= 2910 WindowManager.LayoutParams.PRIVATE_FLAG_SHOW_FOR_ALL_USERS; 2911 mSwitchingDialog.getWindow().getAttributes().setTitle("Select input method"); 2912 updateImeWindowStatusLocked(); 2913 mSwitchingDialog.show(); 2914 } 2915 } 2916 2917 private static class ImeSubtypeListAdapter extends ArrayAdapter<ImeSubtypeListItem> { 2918 private final LayoutInflater mInflater; 2919 private final int mTextViewResourceId; 2920 private final List<ImeSubtypeListItem> mItemsList; 2921 public int mCheckedItem; 2922 public ImeSubtypeListAdapter(Context context, int textViewResourceId, 2923 List<ImeSubtypeListItem> itemsList, int checkedItem) { 2924 super(context, textViewResourceId, itemsList); 2925 mTextViewResourceId = textViewResourceId; 2926 mItemsList = itemsList; 2927 mCheckedItem = checkedItem; 2928 mInflater = (LayoutInflater)context.getSystemService(Context.LAYOUT_INFLATER_SERVICE); 2929 } 2930 2931 @Override 2932 public View getView(int position, View convertView, ViewGroup parent) { 2933 final View view = convertView != null ? convertView 2934 : mInflater.inflate(mTextViewResourceId, null); 2935 if (position < 0 || position >= mItemsList.size()) return view; 2936 final ImeSubtypeListItem item = mItemsList.get(position); 2937 final CharSequence imeName = item.mImeName; 2938 final CharSequence subtypeName = item.mSubtypeName; 2939 final TextView firstTextView = (TextView)view.findViewById(android.R.id.text1); 2940 final TextView secondTextView = (TextView)view.findViewById(android.R.id.text2); 2941 if (TextUtils.isEmpty(subtypeName)) { 2942 firstTextView.setText(imeName); 2943 secondTextView.setVisibility(View.GONE); 2944 } else { 2945 firstTextView.setText(subtypeName); 2946 secondTextView.setText(imeName); 2947 secondTextView.setVisibility(View.VISIBLE); 2948 } 2949 final RadioButton radioButton = 2950 (RadioButton)view.findViewById(com.android.internal.R.id.radio); 2951 radioButton.setChecked(position == mCheckedItem); 2952 return view; 2953 } 2954 } 2955 2956 void hideInputMethodMenu() { 2957 synchronized (mMethodMap) { 2958 hideInputMethodMenuLocked(); 2959 } 2960 } 2961 2962 void hideInputMethodMenuLocked() { 2963 if (DEBUG) Slog.v(TAG, "Hide switching menu"); 2964 2965 if (mSwitchingDialog != null) { 2966 mSwitchingDialog.dismiss(); 2967 mSwitchingDialog = null; 2968 } 2969 2970 updateImeWindowStatusLocked(); 2971 mDialogBuilder = null; 2972 mIms = null; 2973 } 2974 2975 // ---------------------------------------------------------------------- 2976 2977 @Override 2978 public boolean setInputMethodEnabled(String id, boolean enabled) { 2979 // TODO: Make this work even for non-current users? 2980 if (!calledFromValidUser()) { 2981 return false; 2982 } 2983 synchronized (mMethodMap) { 2984 if (mContext.checkCallingOrSelfPermission( 2985 android.Manifest.permission.WRITE_SECURE_SETTINGS) 2986 != PackageManager.PERMISSION_GRANTED) { 2987 throw new SecurityException( 2988 "Requires permission " 2989 + android.Manifest.permission.WRITE_SECURE_SETTINGS); 2990 } 2991 2992 long ident = Binder.clearCallingIdentity(); 2993 try { 2994 return setInputMethodEnabledLocked(id, enabled); 2995 } finally { 2996 Binder.restoreCallingIdentity(ident); 2997 } 2998 } 2999 } 3000 3001 boolean setInputMethodEnabledLocked(String id, boolean enabled) { 3002 // Make sure this is a valid input method. 3003 InputMethodInfo imm = mMethodMap.get(id); 3004 if (imm == null) { 3005 throw new IllegalArgumentException("Unknown id: " + mCurMethodId); 3006 } 3007 3008 List<Pair<String, ArrayList<String>>> enabledInputMethodsList = mSettings 3009 .getEnabledInputMethodsAndSubtypeListLocked(); 3010 3011 if (enabled) { 3012 for (Pair<String, ArrayList<String>> pair: enabledInputMethodsList) { 3013 if (pair.first.equals(id)) { 3014 // We are enabling this input method, but it is already enabled. 3015 // Nothing to do. The previous state was enabled. 3016 return true; 3017 } 3018 } 3019 mSettings.appendAndPutEnabledInputMethodLocked(id, false); 3020 // Previous state was disabled. 3021 return false; 3022 } else { 3023 StringBuilder builder = new StringBuilder(); 3024 if (mSettings.buildAndPutEnabledInputMethodsStrRemovingIdLocked( 3025 builder, enabledInputMethodsList, id)) { 3026 // Disabled input method is currently selected, switch to another one. 3027 final String selId = mSettings.getSelectedInputMethod(); 3028 if (id.equals(selId) && !chooseNewDefaultIMELocked()) { 3029 Slog.i(TAG, "Can't find new IME, unsetting the current input method."); 3030 resetSelectedInputMethodAndSubtypeLocked(""); 3031 } 3032 // Previous state was enabled. 3033 return true; 3034 } else { 3035 // We are disabling the input method but it is already disabled. 3036 // Nothing to do. The previous state was disabled. 3037 return false; 3038 } 3039 } 3040 } 3041 3042 private void setSelectedInputMethodAndSubtypeLocked(InputMethodInfo imi, int subtypeId, 3043 boolean setSubtypeOnly) { 3044 // Update the history of InputMethod and Subtype 3045 mSettings.saveCurrentInputMethodAndSubtypeToHistory(mCurMethodId, mCurrentSubtype); 3046 3047 mCurUserActionNotificationSequenceNumber = 3048 Math.max(mCurUserActionNotificationSequenceNumber + 1, 1); 3049 if (DEBUG) { 3050 Slog.d(TAG, "Bump mCurUserActionNotificationSequenceNumber:" 3051 + mCurUserActionNotificationSequenceNumber); 3052 } 3053 3054 if (mCurClient != null && mCurClient.client != null) { 3055 executeOrSendMessage(mCurClient.client, mCaller.obtainMessageIO( 3056 MSG_SET_USER_ACTION_NOTIFICATION_SEQUENCE_NUMBER, 3057 mCurUserActionNotificationSequenceNumber, mCurClient)); 3058 } 3059 3060 // Set Subtype here 3061 if (imi == null || subtypeId < 0) { 3062 mSettings.putSelectedSubtype(NOT_A_SUBTYPE_ID); 3063 mCurrentSubtype = null; 3064 } else { 3065 if (subtypeId < imi.getSubtypeCount()) { 3066 InputMethodSubtype subtype = imi.getSubtypeAt(subtypeId); 3067 mSettings.putSelectedSubtype(subtype.hashCode()); 3068 mCurrentSubtype = subtype; 3069 } else { 3070 mSettings.putSelectedSubtype(NOT_A_SUBTYPE_ID); 3071 // If the subtype is not specified, choose the most applicable one 3072 mCurrentSubtype = getCurrentInputMethodSubtypeLocked(); 3073 } 3074 } 3075 3076 // Workaround. 3077 // ASEC is not ready in the IMMS constructor. Accordingly, forward-locked 3078 // IMEs are not recognized and considered uninstalled. 3079 // Actually, we can't move everything after SystemReady because 3080 // IMMS needs to run in the encryption lock screen. So, we just skip changing 3081 // the default IME here and try cheking the default IME again in systemReady(). 3082 // TODO: Do nothing before system ready and implement a separated logic for 3083 // the encryption lock screen. 3084 // TODO: ASEC should be ready before IMMS is instantiated. 3085 if (mSystemReady && !setSubtypeOnly) { 3086 // Set InputMethod here 3087 mSettings.putSelectedInputMethod(imi != null ? imi.getId() : ""); 3088 } 3089 } 3090 3091 private void resetSelectedInputMethodAndSubtypeLocked(String newDefaultIme) { 3092 InputMethodInfo imi = mMethodMap.get(newDefaultIme); 3093 int lastSubtypeId = NOT_A_SUBTYPE_ID; 3094 // newDefaultIme is empty when there is no candidate for the selected IME. 3095 if (imi != null && !TextUtils.isEmpty(newDefaultIme)) { 3096 String subtypeHashCode = mSettings.getLastSubtypeForInputMethodLocked(newDefaultIme); 3097 if (subtypeHashCode != null) { 3098 try { 3099 lastSubtypeId = InputMethodUtils.getSubtypeIdFromHashCode( 3100 imi, Integer.valueOf(subtypeHashCode)); 3101 } catch (NumberFormatException e) { 3102 Slog.w(TAG, "HashCode for subtype looks broken: " + subtypeHashCode, e); 3103 } 3104 } 3105 } 3106 setSelectedInputMethodAndSubtypeLocked(imi, lastSubtypeId, false); 3107 } 3108 3109 // If there are no selected shortcuts, tries finding the most applicable ones. 3110 private Pair<InputMethodInfo, InputMethodSubtype> 3111 findLastResortApplicableShortcutInputMethodAndSubtypeLocked(String mode) { 3112 List<InputMethodInfo> imis = mSettings.getEnabledInputMethodListLocked(); 3113 InputMethodInfo mostApplicableIMI = null; 3114 InputMethodSubtype mostApplicableSubtype = null; 3115 boolean foundInSystemIME = false; 3116 3117 // Search applicable subtype for each InputMethodInfo 3118 for (InputMethodInfo imi: imis) { 3119 final String imiId = imi.getId(); 3120 if (foundInSystemIME && !imiId.equals(mCurMethodId)) { 3121 continue; 3122 } 3123 InputMethodSubtype subtype = null; 3124 final List<InputMethodSubtype> enabledSubtypes = 3125 mSettings.getEnabledInputMethodSubtypeListLocked(mContext, imi, true); 3126 // 1. Search by the current subtype's locale from enabledSubtypes. 3127 if (mCurrentSubtype != null) { 3128 subtype = InputMethodUtils.findLastResortApplicableSubtypeLocked( 3129 mRes, enabledSubtypes, mode, mCurrentSubtype.getLocale(), false); 3130 } 3131 // 2. Search by the system locale from enabledSubtypes. 3132 // 3. Search the first enabled subtype matched with mode from enabledSubtypes. 3133 if (subtype == null) { 3134 subtype = InputMethodUtils.findLastResortApplicableSubtypeLocked( 3135 mRes, enabledSubtypes, mode, null, true); 3136 } 3137 final ArrayList<InputMethodSubtype> overridingImplicitlyEnabledSubtypes = 3138 InputMethodUtils.getOverridingImplicitlyEnabledSubtypes(imi, mode); 3139 final ArrayList<InputMethodSubtype> subtypesForSearch = 3140 overridingImplicitlyEnabledSubtypes.isEmpty() 3141 ? InputMethodUtils.getSubtypes(imi) 3142 : overridingImplicitlyEnabledSubtypes; 3143 // 4. Search by the current subtype's locale from all subtypes. 3144 if (subtype == null && mCurrentSubtype != null) { 3145 subtype = InputMethodUtils.findLastResortApplicableSubtypeLocked( 3146 mRes, subtypesForSearch, mode, mCurrentSubtype.getLocale(), false); 3147 } 3148 // 5. Search by the system locale from all subtypes. 3149 // 6. Search the first enabled subtype matched with mode from all subtypes. 3150 if (subtype == null) { 3151 subtype = InputMethodUtils.findLastResortApplicableSubtypeLocked( 3152 mRes, subtypesForSearch, mode, null, true); 3153 } 3154 if (subtype != null) { 3155 if (imiId.equals(mCurMethodId)) { 3156 // The current input method is the most applicable IME. 3157 mostApplicableIMI = imi; 3158 mostApplicableSubtype = subtype; 3159 break; 3160 } else if (!foundInSystemIME) { 3161 // The system input method is 2nd applicable IME. 3162 mostApplicableIMI = imi; 3163 mostApplicableSubtype = subtype; 3164 if ((imi.getServiceInfo().applicationInfo.flags 3165 & ApplicationInfo.FLAG_SYSTEM) != 0) { 3166 foundInSystemIME = true; 3167 } 3168 } 3169 } 3170 } 3171 if (DEBUG) { 3172 if (mostApplicableIMI != null) { 3173 Slog.w(TAG, "Most applicable shortcut input method was:" 3174 + mostApplicableIMI.getId()); 3175 if (mostApplicableSubtype != null) { 3176 Slog.w(TAG, "Most applicable shortcut input method subtype was:" 3177 + "," + mostApplicableSubtype.getMode() + "," 3178 + mostApplicableSubtype.getLocale()); 3179 } 3180 } 3181 } 3182 if (mostApplicableIMI != null) { 3183 return new Pair<InputMethodInfo, InputMethodSubtype> (mostApplicableIMI, 3184 mostApplicableSubtype); 3185 } else { 3186 return null; 3187 } 3188 } 3189 3190 /** 3191 * @return Return the current subtype of this input method. 3192 */ 3193 @Override 3194 public InputMethodSubtype getCurrentInputMethodSubtype() { 3195 // TODO: Make this work even for non-current users? 3196 if (!calledFromValidUser()) { 3197 return null; 3198 } 3199 synchronized (mMethodMap) { 3200 return getCurrentInputMethodSubtypeLocked(); 3201 } 3202 } 3203 3204 private InputMethodSubtype getCurrentInputMethodSubtypeLocked() { 3205 if (mCurMethodId == null) { 3206 return null; 3207 } 3208 final boolean subtypeIsSelected = mSettings.isSubtypeSelected(); 3209 final InputMethodInfo imi = mMethodMap.get(mCurMethodId); 3210 if (imi == null || imi.getSubtypeCount() == 0) { 3211 return null; 3212 } 3213 if (!subtypeIsSelected || mCurrentSubtype == null 3214 || !InputMethodUtils.isValidSubtypeId(imi, mCurrentSubtype.hashCode())) { 3215 int subtypeId = mSettings.getSelectedInputMethodSubtypeId(mCurMethodId); 3216 if (subtypeId == NOT_A_SUBTYPE_ID) { 3217 // If there are no selected subtypes, the framework will try to find 3218 // the most applicable subtype from explicitly or implicitly enabled 3219 // subtypes. 3220 List<InputMethodSubtype> explicitlyOrImplicitlyEnabledSubtypes = 3221 mSettings.getEnabledInputMethodSubtypeListLocked(mContext, imi, true); 3222 // If there is only one explicitly or implicitly enabled subtype, 3223 // just returns it. 3224 if (explicitlyOrImplicitlyEnabledSubtypes.size() == 1) { 3225 mCurrentSubtype = explicitlyOrImplicitlyEnabledSubtypes.get(0); 3226 } else if (explicitlyOrImplicitlyEnabledSubtypes.size() > 1) { 3227 mCurrentSubtype = InputMethodUtils.findLastResortApplicableSubtypeLocked( 3228 mRes, explicitlyOrImplicitlyEnabledSubtypes, 3229 InputMethodUtils.SUBTYPE_MODE_KEYBOARD, null, true); 3230 if (mCurrentSubtype == null) { 3231 mCurrentSubtype = InputMethodUtils.findLastResortApplicableSubtypeLocked( 3232 mRes, explicitlyOrImplicitlyEnabledSubtypes, null, null, 3233 true); 3234 } 3235 } 3236 } else { 3237 mCurrentSubtype = InputMethodUtils.getSubtypes(imi).get(subtypeId); 3238 } 3239 } 3240 return mCurrentSubtype; 3241 } 3242 3243 private void addShortcutInputMethodAndSubtypes(InputMethodInfo imi, 3244 InputMethodSubtype subtype) { 3245 if (mShortcutInputMethodsAndSubtypes.containsKey(imi)) { 3246 mShortcutInputMethodsAndSubtypes.get(imi).add(subtype); 3247 } else { 3248 ArrayList<InputMethodSubtype> subtypes = new ArrayList<InputMethodSubtype>(); 3249 subtypes.add(subtype); 3250 mShortcutInputMethodsAndSubtypes.put(imi, subtypes); 3251 } 3252 } 3253 3254 // TODO: We should change the return type from List to List<Parcelable> 3255 @SuppressWarnings("rawtypes") 3256 @Override 3257 public List getShortcutInputMethodsAndSubtypes() { 3258 synchronized (mMethodMap) { 3259 ArrayList<Object> ret = new ArrayList<Object>(); 3260 if (mShortcutInputMethodsAndSubtypes.size() == 0) { 3261 // If there are no selected shortcut subtypes, the framework will try to find 3262 // the most applicable subtype from all subtypes whose mode is 3263 // SUBTYPE_MODE_VOICE. This is an exceptional case, so we will hardcode the mode. 3264 Pair<InputMethodInfo, InputMethodSubtype> info = 3265 findLastResortApplicableShortcutInputMethodAndSubtypeLocked( 3266 InputMethodUtils.SUBTYPE_MODE_VOICE); 3267 if (info != null) { 3268 ret.add(info.first); 3269 ret.add(info.second); 3270 } 3271 return ret; 3272 } 3273 for (InputMethodInfo imi: mShortcutInputMethodsAndSubtypes.keySet()) { 3274 ret.add(imi); 3275 for (InputMethodSubtype subtype: mShortcutInputMethodsAndSubtypes.get(imi)) { 3276 ret.add(subtype); 3277 } 3278 } 3279 return ret; 3280 } 3281 } 3282 3283 @Override 3284 public boolean setCurrentInputMethodSubtype(InputMethodSubtype subtype) { 3285 // TODO: Make this work even for non-current users? 3286 if (!calledFromValidUser()) { 3287 return false; 3288 } 3289 synchronized (mMethodMap) { 3290 if (subtype != null && mCurMethodId != null) { 3291 InputMethodInfo imi = mMethodMap.get(mCurMethodId); 3292 int subtypeId = InputMethodUtils.getSubtypeIdFromHashCode(imi, subtype.hashCode()); 3293 if (subtypeId != NOT_A_SUBTYPE_ID) { 3294 setInputMethodLocked(mCurMethodId, subtypeId); 3295 return true; 3296 } 3297 } 3298 return false; 3299 } 3300 } 3301 3302 // TODO: Cache the state for each user and reset when the cached user is removed. 3303 private static class InputMethodFileManager { 3304 private static final String SYSTEM_PATH = "system"; 3305 private static final String INPUT_METHOD_PATH = "inputmethod"; 3306 private static final String ADDITIONAL_SUBTYPES_FILE_NAME = "subtypes.xml"; 3307 private static final String NODE_SUBTYPES = "subtypes"; 3308 private static final String NODE_SUBTYPE = "subtype"; 3309 private static final String NODE_IMI = "imi"; 3310 private static final String ATTR_ID = "id"; 3311 private static final String ATTR_LABEL = "label"; 3312 private static final String ATTR_ICON = "icon"; 3313 private static final String ATTR_IME_SUBTYPE_LOCALE = "imeSubtypeLocale"; 3314 private static final String ATTR_IME_SUBTYPE_MODE = "imeSubtypeMode"; 3315 private static final String ATTR_IME_SUBTYPE_EXTRA_VALUE = "imeSubtypeExtraValue"; 3316 private static final String ATTR_IS_AUXILIARY = "isAuxiliary"; 3317 private final AtomicFile mAdditionalInputMethodSubtypeFile; 3318 private final HashMap<String, InputMethodInfo> mMethodMap; 3319 private final HashMap<String, List<InputMethodSubtype>> mAdditionalSubtypesMap = 3320 new HashMap<String, List<InputMethodSubtype>>(); 3321 public InputMethodFileManager(HashMap<String, InputMethodInfo> methodMap, int userId) { 3322 if (methodMap == null) { 3323 throw new NullPointerException("methodMap is null"); 3324 } 3325 mMethodMap = methodMap; 3326 final File systemDir = userId == UserHandle.USER_OWNER 3327 ? new File(Environment.getDataDirectory(), SYSTEM_PATH) 3328 : Environment.getUserSystemDirectory(userId); 3329 final File inputMethodDir = new File(systemDir, INPUT_METHOD_PATH); 3330 if (!inputMethodDir.mkdirs()) { 3331 Slog.w(TAG, "Couldn't create dir.: " + inputMethodDir.getAbsolutePath()); 3332 } 3333 final File subtypeFile = new File(inputMethodDir, ADDITIONAL_SUBTYPES_FILE_NAME); 3334 mAdditionalInputMethodSubtypeFile = new AtomicFile(subtypeFile); 3335 if (!subtypeFile.exists()) { 3336 // If "subtypes.xml" doesn't exist, create a blank file. 3337 writeAdditionalInputMethodSubtypes( 3338 mAdditionalSubtypesMap, mAdditionalInputMethodSubtypeFile, methodMap); 3339 } else { 3340 readAdditionalInputMethodSubtypes( 3341 mAdditionalSubtypesMap, mAdditionalInputMethodSubtypeFile); 3342 } 3343 } 3344 3345 private void deleteAllInputMethodSubtypes(String imiId) { 3346 synchronized (mMethodMap) { 3347 mAdditionalSubtypesMap.remove(imiId); 3348 writeAdditionalInputMethodSubtypes( 3349 mAdditionalSubtypesMap, mAdditionalInputMethodSubtypeFile, mMethodMap); 3350 } 3351 } 3352 3353 public void addInputMethodSubtypes( 3354 InputMethodInfo imi, InputMethodSubtype[] additionalSubtypes) { 3355 synchronized (mMethodMap) { 3356 final ArrayList<InputMethodSubtype> subtypes = new ArrayList<InputMethodSubtype>(); 3357 final int N = additionalSubtypes.length; 3358 for (int i = 0; i < N; ++i) { 3359 final InputMethodSubtype subtype = additionalSubtypes[i]; 3360 if (!subtypes.contains(subtype)) { 3361 subtypes.add(subtype); 3362 } else { 3363 Slog.w(TAG, "Duplicated subtype definition found: " 3364 + subtype.getLocale() + ", " + subtype.getMode()); 3365 } 3366 } 3367 mAdditionalSubtypesMap.put(imi.getId(), subtypes); 3368 writeAdditionalInputMethodSubtypes( 3369 mAdditionalSubtypesMap, mAdditionalInputMethodSubtypeFile, mMethodMap); 3370 } 3371 } 3372 3373 public HashMap<String, List<InputMethodSubtype>> getAllAdditionalInputMethodSubtypes() { 3374 synchronized (mMethodMap) { 3375 return mAdditionalSubtypesMap; 3376 } 3377 } 3378 3379 private static void writeAdditionalInputMethodSubtypes( 3380 HashMap<String, List<InputMethodSubtype>> allSubtypes, AtomicFile subtypesFile, 3381 HashMap<String, InputMethodInfo> methodMap) { 3382 // Safety net for the case that this function is called before methodMap is set. 3383 final boolean isSetMethodMap = methodMap != null && methodMap.size() > 0; 3384 FileOutputStream fos = null; 3385 try { 3386 fos = subtypesFile.startWrite(); 3387 final XmlSerializer out = new FastXmlSerializer(); 3388 out.setOutput(fos, "utf-8"); 3389 out.startDocument(null, true); 3390 out.setFeature("http://xmlpull.org/v1/doc/features.html#indent-output", true); 3391 out.startTag(null, NODE_SUBTYPES); 3392 for (String imiId : allSubtypes.keySet()) { 3393 if (isSetMethodMap && !methodMap.containsKey(imiId)) { 3394 Slog.w(TAG, "IME uninstalled or not valid.: " + imiId); 3395 continue; 3396 } 3397 out.startTag(null, NODE_IMI); 3398 out.attribute(null, ATTR_ID, imiId); 3399 final List<InputMethodSubtype> subtypesList = allSubtypes.get(imiId); 3400 final int N = subtypesList.size(); 3401 for (int i = 0; i < N; ++i) { 3402 final InputMethodSubtype subtype = subtypesList.get(i); 3403 out.startTag(null, NODE_SUBTYPE); 3404 out.attribute(null, ATTR_ICON, String.valueOf(subtype.getIconResId())); 3405 out.attribute(null, ATTR_LABEL, String.valueOf(subtype.getNameResId())); 3406 out.attribute(null, ATTR_IME_SUBTYPE_LOCALE, subtype.getLocale()); 3407 out.attribute(null, ATTR_IME_SUBTYPE_MODE, subtype.getMode()); 3408 out.attribute(null, ATTR_IME_SUBTYPE_EXTRA_VALUE, subtype.getExtraValue()); 3409 out.attribute(null, ATTR_IS_AUXILIARY, 3410 String.valueOf(subtype.isAuxiliary() ? 1 : 0)); 3411 out.endTag(null, NODE_SUBTYPE); 3412 } 3413 out.endTag(null, NODE_IMI); 3414 } 3415 out.endTag(null, NODE_SUBTYPES); 3416 out.endDocument(); 3417 subtypesFile.finishWrite(fos); 3418 } catch (java.io.IOException e) { 3419 Slog.w(TAG, "Error writing subtypes", e); 3420 if (fos != null) { 3421 subtypesFile.failWrite(fos); 3422 } 3423 } 3424 } 3425 3426 private static void readAdditionalInputMethodSubtypes( 3427 HashMap<String, List<InputMethodSubtype>> allSubtypes, AtomicFile subtypesFile) { 3428 if (allSubtypes == null || subtypesFile == null) return; 3429 allSubtypes.clear(); 3430 FileInputStream fis = null; 3431 try { 3432 fis = subtypesFile.openRead(); 3433 final XmlPullParser parser = Xml.newPullParser(); 3434 parser.setInput(fis, null); 3435 int type = parser.getEventType(); 3436 // Skip parsing until START_TAG 3437 while ((type = parser.next()) != XmlPullParser.START_TAG 3438 && type != XmlPullParser.END_DOCUMENT) {} 3439 String firstNodeName = parser.getName(); 3440 if (!NODE_SUBTYPES.equals(firstNodeName)) { 3441 throw new XmlPullParserException("Xml doesn't start with subtypes"); 3442 } 3443 final int depth =parser.getDepth(); 3444 String currentImiId = null; 3445 ArrayList<InputMethodSubtype> tempSubtypesArray = null; 3446 while (((type = parser.next()) != XmlPullParser.END_TAG 3447 || parser.getDepth() > depth) && type != XmlPullParser.END_DOCUMENT) { 3448 if (type != XmlPullParser.START_TAG) 3449 continue; 3450 final String nodeName = parser.getName(); 3451 if (NODE_IMI.equals(nodeName)) { 3452 currentImiId = parser.getAttributeValue(null, ATTR_ID); 3453 if (TextUtils.isEmpty(currentImiId)) { 3454 Slog.w(TAG, "Invalid imi id found in subtypes.xml"); 3455 continue; 3456 } 3457 tempSubtypesArray = new ArrayList<InputMethodSubtype>(); 3458 allSubtypes.put(currentImiId, tempSubtypesArray); 3459 } else if (NODE_SUBTYPE.equals(nodeName)) { 3460 if (TextUtils.isEmpty(currentImiId) || tempSubtypesArray == null) { 3461 Slog.w(TAG, "IME uninstalled or not valid.: " + currentImiId); 3462 continue; 3463 } 3464 final int icon = Integer.valueOf( 3465 parser.getAttributeValue(null, ATTR_ICON)); 3466 final int label = Integer.valueOf( 3467 parser.getAttributeValue(null, ATTR_LABEL)); 3468 final String imeSubtypeLocale = 3469 parser.getAttributeValue(null, ATTR_IME_SUBTYPE_LOCALE); 3470 final String imeSubtypeMode = 3471 parser.getAttributeValue(null, ATTR_IME_SUBTYPE_MODE); 3472 final String imeSubtypeExtraValue = 3473 parser.getAttributeValue(null, ATTR_IME_SUBTYPE_EXTRA_VALUE); 3474 final boolean isAuxiliary = "1".equals(String.valueOf( 3475 parser.getAttributeValue(null, ATTR_IS_AUXILIARY))); 3476 final InputMethodSubtype subtype = new InputMethodSubtypeBuilder() 3477 .setSubtypeNameResId(label) 3478 .setSubtypeIconResId(icon) 3479 .setSubtypeLocale(imeSubtypeLocale) 3480 .setSubtypeMode(imeSubtypeMode) 3481 .setSubtypeExtraValue(imeSubtypeExtraValue) 3482 .setIsAuxiliary(isAuxiliary) 3483 .build(); 3484 tempSubtypesArray.add(subtype); 3485 } 3486 } 3487 } catch (XmlPullParserException e) { 3488 Slog.w(TAG, "Error reading subtypes: " + e); 3489 return; 3490 } catch (java.io.IOException e) { 3491 Slog.w(TAG, "Error reading subtypes: " + e); 3492 return; 3493 } catch (NumberFormatException e) { 3494 Slog.w(TAG, "Error reading subtypes: " + e); 3495 return; 3496 } finally { 3497 if (fis != null) { 3498 try { 3499 fis.close(); 3500 } catch (java.io.IOException e1) { 3501 Slog.w(TAG, "Failed to close."); 3502 } 3503 } 3504 } 3505 } 3506 } 3507 3508 @Override 3509 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 3510 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 3511 != PackageManager.PERMISSION_GRANTED) { 3512 3513 pw.println("Permission Denial: can't dump InputMethodManager from from pid=" 3514 + Binder.getCallingPid() 3515 + ", uid=" + Binder.getCallingUid()); 3516 return; 3517 } 3518 3519 IInputMethod method; 3520 ClientState client; 3521 3522 final Printer p = new PrintWriterPrinter(pw); 3523 3524 synchronized (mMethodMap) { 3525 p.println("Current Input Method Manager state:"); 3526 int N = mMethodList.size(); 3527 p.println(" Input Methods:"); 3528 for (int i=0; i<N; i++) { 3529 InputMethodInfo info = mMethodList.get(i); 3530 p.println(" InputMethod #" + i + ":"); 3531 info.dump(p, " "); 3532 } 3533 p.println(" Clients:"); 3534 for (ClientState ci : mClients.values()) { 3535 p.println(" Client " + ci + ":"); 3536 p.println(" client=" + ci.client); 3537 p.println(" inputContext=" + ci.inputContext); 3538 p.println(" sessionRequested=" + ci.sessionRequested); 3539 p.println(" curSession=" + ci.curSession); 3540 } 3541 p.println(" mCurMethodId=" + mCurMethodId); 3542 client = mCurClient; 3543 p.println(" mCurClient=" + client + " mCurSeq=" + mCurSeq); 3544 p.println(" mCurFocusedWindow=" + mCurFocusedWindow); 3545 p.println(" mCurId=" + mCurId + " mHaveConnect=" + mHaveConnection 3546 + " mBoundToMethod=" + mBoundToMethod); 3547 p.println(" mCurToken=" + mCurToken); 3548 p.println(" mCurIntent=" + mCurIntent); 3549 method = mCurMethod; 3550 p.println(" mCurMethod=" + mCurMethod); 3551 p.println(" mEnabledSession=" + mEnabledSession); 3552 p.println(" mShowRequested=" + mShowRequested 3553 + " mShowExplicitlyRequested=" + mShowExplicitlyRequested 3554 + " mShowForced=" + mShowForced 3555 + " mInputShown=" + mInputShown); 3556 p.println(" mCurUserActionNotificationSequenceNumber=" 3557 + mCurUserActionNotificationSequenceNumber); 3558 p.println(" mSystemReady=" + mSystemReady + " mInteractive=" + mScreenOn); 3559 } 3560 3561 p.println(" "); 3562 if (client != null) { 3563 pw.flush(); 3564 try { 3565 client.client.asBinder().dump(fd, args); 3566 } catch (RemoteException e) { 3567 p.println("Input method client dead: " + e); 3568 } 3569 } else { 3570 p.println("No input method client."); 3571 } 3572 3573 p.println(" "); 3574 if (method != null) { 3575 pw.flush(); 3576 try { 3577 method.asBinder().dump(fd, args); 3578 } catch (RemoteException e) { 3579 p.println("Input method service dead: " + e); 3580 } 3581 } else { 3582 p.println("No input method service."); 3583 } 3584 } 3585 } 3586