InputMethodManagerService.java revision 255dd04271088590fedc46c8e22b2fd4ab142d39
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 16package com.android.server; 17 18import com.android.internal.content.PackageMonitor; 19import com.android.internal.inputmethod.InputMethodSubtypeSwitchingController; 20import com.android.internal.inputmethod.InputMethodSubtypeSwitchingController.ImeSubtypeListItem; 21import com.android.internal.inputmethod.InputMethodUtils; 22import com.android.internal.inputmethod.InputMethodUtils.InputMethodSettings; 23import com.android.internal.os.HandlerCaller; 24import com.android.internal.os.SomeArgs; 25import com.android.internal.util.FastXmlSerializer; 26import com.android.internal.view.IInputContext; 27import com.android.internal.view.IInputMethod; 28import com.android.internal.view.IInputSessionCallback; 29import com.android.internal.view.IInputMethodClient; 30import com.android.internal.view.IInputMethodManager; 31import com.android.internal.view.IInputMethodSession; 32import com.android.internal.view.InputBindResult; 33import com.android.server.statusbar.StatusBarManagerService; 34import com.android.server.wm.WindowManagerService; 35 36import org.xmlpull.v1.XmlPullParser; 37import org.xmlpull.v1.XmlPullParserException; 38import org.xmlpull.v1.XmlSerializer; 39 40import android.app.ActivityManagerNative; 41import android.app.AppGlobals; 42import android.app.AlertDialog; 43import android.app.IUserSwitchObserver; 44import android.app.KeyguardManager; 45import android.app.Notification; 46import android.app.NotificationManager; 47import android.app.PendingIntent; 48import android.content.BroadcastReceiver; 49import android.content.ComponentName; 50import android.content.ContentResolver; 51import android.content.Context; 52import android.content.DialogInterface; 53import android.content.DialogInterface.OnCancelListener; 54import android.content.DialogInterface.OnClickListener; 55import android.content.Intent; 56import android.content.IntentFilter; 57import android.content.ServiceConnection; 58import android.content.pm.ApplicationInfo; 59import android.content.pm.IPackageManager; 60import android.content.pm.PackageManager; 61import android.content.pm.ResolveInfo; 62import android.content.pm.ServiceInfo; 63import android.content.pm.UserInfo; 64import android.content.res.Configuration; 65import android.content.res.Resources; 66import android.content.res.TypedArray; 67import android.database.ContentObserver; 68import android.inputmethodservice.InputMethodService; 69import android.net.Uri; 70import android.os.Binder; 71import android.os.Environment; 72import android.os.Handler; 73import android.os.IBinder; 74import android.os.IInterface; 75import android.os.IRemoteCallback; 76import android.os.Message; 77import android.os.Process; 78import android.os.Parcel; 79import android.os.RemoteException; 80import android.os.ResultReceiver; 81import android.os.ServiceManager; 82import android.os.SystemClock; 83import android.os.UserHandle; 84import android.os.UserManager; 85import android.provider.Settings; 86import android.text.TextUtils; 87import android.text.style.SuggestionSpan; 88import android.util.AtomicFile; 89import android.util.EventLog; 90import android.util.LruCache; 91import android.util.Pair; 92import android.util.PrintWriterPrinter; 93import android.util.Printer; 94import android.util.Slog; 95import android.util.Xml; 96import android.view.ContextThemeWrapper; 97import android.view.IWindowManager; 98import android.view.InputChannel; 99import android.view.LayoutInflater; 100import android.view.View; 101import android.view.ViewGroup; 102import android.view.WindowManager; 103import android.view.inputmethod.EditorInfo; 104import android.view.inputmethod.InputBinding; 105import android.view.inputmethod.InputMethod; 106import android.view.inputmethod.InputMethodInfo; 107import android.view.inputmethod.InputMethodManager; 108import android.view.inputmethod.InputMethodSubtype; 109import android.widget.ArrayAdapter; 110import android.widget.CompoundButton; 111import android.widget.CompoundButton.OnCheckedChangeListener; 112import android.widget.RadioButton; 113import android.widget.Switch; 114import android.widget.TextView; 115 116import java.io.File; 117import java.io.FileDescriptor; 118import java.io.FileInputStream; 119import java.io.FileOutputStream; 120import java.io.IOException; 121import java.io.PrintWriter; 122import java.util.ArrayList; 123import java.util.Collections; 124import java.util.HashMap; 125import java.util.List; 126import java.util.Locale; 127 128/** 129 * This class provides a system service that manages input methods. 130 */ 131public class InputMethodManagerService extends IInputMethodManager.Stub 132 implements ServiceConnection, Handler.Callback { 133 static final boolean DEBUG = false; 134 static final String TAG = "InputMethodManagerService"; 135 136 static final int MSG_SHOW_IM_PICKER = 1; 137 static final int MSG_SHOW_IM_SUBTYPE_PICKER = 2; 138 static final int MSG_SHOW_IM_SUBTYPE_ENABLER = 3; 139 static final int MSG_SHOW_IM_CONFIG = 4; 140 141 static final int MSG_UNBIND_INPUT = 1000; 142 static final int MSG_BIND_INPUT = 1010; 143 static final int MSG_SHOW_SOFT_INPUT = 1020; 144 static final int MSG_HIDE_SOFT_INPUT = 1030; 145 static final int MSG_ATTACH_TOKEN = 1040; 146 static final int MSG_CREATE_SESSION = 1050; 147 148 static final int MSG_START_INPUT = 2000; 149 static final int MSG_RESTART_INPUT = 2010; 150 151 static final int MSG_UNBIND_METHOD = 3000; 152 static final int MSG_BIND_METHOD = 3010; 153 static final int MSG_SET_ACTIVE = 3020; 154 static final int MSG_SET_USER_ACTION_NOTIFICATION_SEQUENCE_NUMBER = 3040; 155 156 static final int MSG_HARD_KEYBOARD_SWITCH_CHANGED = 4000; 157 158 static final long TIME_TO_RECONNECT = 3 * 1000; 159 160 static final int SECURE_SUGGESTION_SPANS_MAX_SIZE = 20; 161 162 private static final int NOT_A_SUBTYPE_ID = InputMethodUtils.NOT_A_SUBTYPE_ID; 163 private static final String TAG_TRY_SUPPRESSING_IME_SWITCHER = "TrySuppressingImeSwitcher"; 164 165 166 final Context mContext; 167 final Resources mRes; 168 final Handler mHandler; 169 final InputMethodSettings mSettings; 170 final SettingsObserver mSettingsObserver; 171 final IWindowManager mIWindowManager; 172 final HandlerCaller mCaller; 173 final boolean mHasFeature; 174 private InputMethodFileManager mFileManager; 175 private final HardKeyboardListener mHardKeyboardListener; 176 private final WindowManagerService mWindowManagerService; 177 178 final InputBindResult mNoBinding = new InputBindResult(null, null, null, -1, -1); 179 180 // All known input methods. mMethodMap also serves as the global 181 // lock for this class. 182 final ArrayList<InputMethodInfo> mMethodList = new ArrayList<InputMethodInfo>(); 183 final HashMap<String, InputMethodInfo> mMethodMap = new HashMap<String, InputMethodInfo>(); 184 private final LruCache<SuggestionSpan, InputMethodInfo> mSecureSuggestionSpans = 185 new LruCache<SuggestionSpan, InputMethodInfo>(SECURE_SUGGESTION_SPANS_MAX_SIZE); 186 private final InputMethodSubtypeSwitchingController mSwitchingController; 187 188 // Used to bring IME service up to visible adjustment while it is being shown. 189 final ServiceConnection mVisibleConnection = new ServiceConnection() { 190 @Override public void onServiceConnected(ComponentName name, IBinder service) { 191 } 192 193 @Override public void onServiceDisconnected(ComponentName name) { 194 } 195 }; 196 boolean mVisibleBound = false; 197 198 // Ongoing notification 199 private NotificationManager mNotificationManager; 200 private KeyguardManager mKeyguardManager; 201 private StatusBarManagerService mStatusBar; 202 private Notification mImeSwitcherNotification; 203 private PendingIntent mImeSwitchPendingIntent; 204 private boolean mShowOngoingImeSwitcherForPhones; 205 private boolean mNotificationShown; 206 private final boolean mImeSelectedOnBoot; 207 208 static class SessionState { 209 final ClientState client; 210 final IInputMethod method; 211 212 IInputMethodSession session; 213 InputChannel channel; 214 215 @Override 216 public String toString() { 217 return "SessionState{uid " + client.uid + " pid " + client.pid 218 + " method " + Integer.toHexString( 219 System.identityHashCode(method)) 220 + " session " + Integer.toHexString( 221 System.identityHashCode(session)) 222 + " channel " + channel 223 + "}"; 224 } 225 226 SessionState(ClientState _client, IInputMethod _method, 227 IInputMethodSession _session, InputChannel _channel) { 228 client = _client; 229 method = _method; 230 session = _session; 231 channel = _channel; 232 } 233 } 234 235 static final class ClientState { 236 final IInputMethodClient client; 237 final IInputContext inputContext; 238 final int uid; 239 final int pid; 240 final InputBinding binding; 241 242 boolean sessionRequested; 243 SessionState curSession; 244 245 @Override 246 public String toString() { 247 return "ClientState{" + Integer.toHexString( 248 System.identityHashCode(this)) + " uid " + uid 249 + " pid " + pid + "}"; 250 } 251 252 ClientState(IInputMethodClient _client, IInputContext _inputContext, 253 int _uid, int _pid) { 254 client = _client; 255 inputContext = _inputContext; 256 uid = _uid; 257 pid = _pid; 258 binding = new InputBinding(null, inputContext.asBinder(), uid, pid); 259 } 260 } 261 262 final HashMap<IBinder, ClientState> mClients 263 = new HashMap<IBinder, ClientState>(); 264 265 /** 266 * Set once the system is ready to run third party code. 267 */ 268 boolean mSystemReady; 269 270 /** 271 * Id of the currently selected input method. 272 */ 273 String mCurMethodId; 274 275 /** 276 * The current binding sequence number, incremented every time there is 277 * a new bind performed. 278 */ 279 int mCurSeq; 280 281 /** 282 * The client that is currently bound to an input method. 283 */ 284 ClientState mCurClient; 285 286 /** 287 * The last window token that gained focus. 288 */ 289 IBinder mCurFocusedWindow; 290 291 /** 292 * The input context last provided by the current client. 293 */ 294 IInputContext mCurInputContext; 295 296 /** 297 * The attributes last provided by the current client. 298 */ 299 EditorInfo mCurAttribute; 300 301 /** 302 * The input method ID of the input method service that we are currently 303 * connected to or in the process of connecting to. 304 */ 305 String mCurId; 306 307 /** 308 * The current subtype of the current input method. 309 */ 310 private InputMethodSubtype mCurrentSubtype; 311 312 // This list contains the pairs of InputMethodInfo and InputMethodSubtype. 313 private final HashMap<InputMethodInfo, ArrayList<InputMethodSubtype>> 314 mShortcutInputMethodsAndSubtypes = 315 new HashMap<InputMethodInfo, ArrayList<InputMethodSubtype>>(); 316 317 // Was the keyguard locked when this client became current? 318 private boolean mCurClientInKeyguard; 319 320 /** 321 * Set to true if our ServiceConnection is currently actively bound to 322 * a service (whether or not we have gotten its IBinder back yet). 323 */ 324 boolean mHaveConnection; 325 326 /** 327 * Set if the client has asked for the input method to be shown. 328 */ 329 boolean mShowRequested; 330 331 /** 332 * Set if we were explicitly told to show the input method. 333 */ 334 boolean mShowExplicitlyRequested; 335 336 /** 337 * Set if we were forced to be shown. 338 */ 339 boolean mShowForced; 340 341 /** 342 * Set if we last told the input method to show itself. 343 */ 344 boolean mInputShown; 345 346 /** 347 * The Intent used to connect to the current input method. 348 */ 349 Intent mCurIntent; 350 351 /** 352 * The token we have made for the currently active input method, to 353 * identify it in the future. 354 */ 355 IBinder mCurToken; 356 357 /** 358 * If non-null, this is the input method service we are currently connected 359 * to. 360 */ 361 IInputMethod mCurMethod; 362 363 /** 364 * Time that we last initiated a bind to the input method, to determine 365 * if we should try to disconnect and reconnect to it. 366 */ 367 long mLastBindTime; 368 369 /** 370 * Have we called mCurMethod.bindInput()? 371 */ 372 boolean mBoundToMethod; 373 374 /** 375 * Currently enabled session. Only touched by service thread, not 376 * protected by a lock. 377 */ 378 SessionState mEnabledSession; 379 380 /** 381 * True if the screen is on. The value is true initially. 382 */ 383 boolean mScreenOn = true; 384 385 int mCurUserActionNotificationSequenceNumber = 0; 386 387 int mBackDisposition = InputMethodService.BACK_DISPOSITION_DEFAULT; 388 int mImeWindowVis; 389 390 private AlertDialog.Builder mDialogBuilder; 391 private AlertDialog mSwitchingDialog; 392 private View mSwitchingDialogTitleView; 393 private InputMethodInfo[] mIms; 394 private int[] mSubtypeIds; 395 private Locale mLastSystemLocale; 396 private boolean mShowImeWithHardKeyboard; 397 private final MyPackageMonitor mMyPackageMonitor = new MyPackageMonitor(); 398 private final IPackageManager mIPackageManager; 399 400 class SettingsObserver extends ContentObserver { 401 String mLastEnabled = ""; 402 403 SettingsObserver(Handler handler) { 404 super(handler); 405 ContentResolver resolver = mContext.getContentResolver(); 406 resolver.registerContentObserver(Settings.Secure.getUriFor( 407 Settings.Secure.DEFAULT_INPUT_METHOD), false, this); 408 resolver.registerContentObserver(Settings.Secure.getUriFor( 409 Settings.Secure.ENABLED_INPUT_METHODS), false, this); 410 resolver.registerContentObserver(Settings.Secure.getUriFor( 411 Settings.Secure.SELECTED_INPUT_METHOD_SUBTYPE), false, this); 412 resolver.registerContentObserver(Settings.Secure.getUriFor( 413 Settings.Secure.SHOW_IME_WITH_HARD_KEYBOARD), false, this); 414 } 415 416 @Override public void onChange(boolean selfChange, Uri uri) { 417 final Uri showImeUri = 418 Settings.Secure.getUriFor(Settings.Secure.SHOW_IME_WITH_HARD_KEYBOARD); 419 synchronized (mMethodMap) { 420 if (showImeUri.equals(uri)) { 421 updateKeyboardFromSettingsLocked(); 422 } else { 423 boolean enabledChanged = false; 424 String newEnabled = mSettings.getEnabledInputMethodsStr(); 425 if (!mLastEnabled.equals(newEnabled)) { 426 mLastEnabled = newEnabled; 427 enabledChanged = true; 428 } 429 updateInputMethodsFromSettingsLocked(enabledChanged); 430 } 431 } 432 } 433 } 434 435 class ImmsBroadcastReceiver extends android.content.BroadcastReceiver { 436 private void updateActive() { 437 // Inform the current client of the change in active status 438 if (mCurClient != null && mCurClient.client != null) { 439 executeOrSendMessage(mCurClient.client, mCaller.obtainMessageIO( 440 MSG_SET_ACTIVE, mScreenOn ? 1 : 0, mCurClient)); 441 } 442 } 443 444 @Override 445 public void onReceive(Context context, Intent intent) { 446 final String action = intent.getAction(); 447 if (Intent.ACTION_SCREEN_ON.equals(action)) { 448 mScreenOn = true; 449 refreshImeWindowVisibilityLocked(); 450 updateActive(); 451 return; 452 } else if (Intent.ACTION_SCREEN_OFF.equals(action)) { 453 mScreenOn = false; 454 setImeWindowVisibilityStatusHiddenLocked(); 455 updateActive(); 456 return; 457 } else if (Intent.ACTION_CLOSE_SYSTEM_DIALOGS.equals(action)) { 458 hideInputMethodMenu(); 459 // No need to updateActive 460 return; 461 } else if (Intent.ACTION_USER_ADDED.equals(action) 462 || Intent.ACTION_USER_REMOVED.equals(action)) { 463 updateCurrentProfileIds(); 464 return; 465 } else { 466 Slog.w(TAG, "Unexpected intent " + intent); 467 } 468 } 469 } 470 471 class MyPackageMonitor extends PackageMonitor { 472 private boolean isChangingPackagesOfCurrentUser() { 473 final int userId = getChangingUserId(); 474 final boolean retval = userId == mSettings.getCurrentUserId(); 475 if (DEBUG) { 476 if (!retval) { 477 Slog.d(TAG, "--- ignore this call back from a background user: " + userId); 478 } 479 } 480 return retval; 481 } 482 483 @Override 484 public boolean onHandleForceStop(Intent intent, String[] packages, int uid, boolean doit) { 485 if (!isChangingPackagesOfCurrentUser()) { 486 return false; 487 } 488 synchronized (mMethodMap) { 489 String curInputMethodId = mSettings.getSelectedInputMethod(); 490 final int N = mMethodList.size(); 491 if (curInputMethodId != null) { 492 for (int i=0; i<N; i++) { 493 InputMethodInfo imi = mMethodList.get(i); 494 if (imi.getId().equals(curInputMethodId)) { 495 for (String pkg : packages) { 496 if (imi.getPackageName().equals(pkg)) { 497 if (!doit) { 498 return true; 499 } 500 resetSelectedInputMethodAndSubtypeLocked(""); 501 chooseNewDefaultIMELocked(); 502 return true; 503 } 504 } 505 } 506 } 507 } 508 } 509 return false; 510 } 511 512 @Override 513 public void onSomePackagesChanged() { 514 if (!isChangingPackagesOfCurrentUser()) { 515 return; 516 } 517 synchronized (mMethodMap) { 518 InputMethodInfo curIm = null; 519 String curInputMethodId = mSettings.getSelectedInputMethod(); 520 final int N = mMethodList.size(); 521 if (curInputMethodId != null) { 522 for (int i=0; i<N; i++) { 523 InputMethodInfo imi = mMethodList.get(i); 524 final String imiId = imi.getId(); 525 if (imiId.equals(curInputMethodId)) { 526 curIm = imi; 527 } 528 529 int change = isPackageDisappearing(imi.getPackageName()); 530 if (isPackageModified(imi.getPackageName())) { 531 mFileManager.deleteAllInputMethodSubtypes(imiId); 532 } 533 if (change == PACKAGE_TEMPORARY_CHANGE 534 || change == PACKAGE_PERMANENT_CHANGE) { 535 Slog.i(TAG, "Input method uninstalled, disabling: " 536 + imi.getComponent()); 537 setInputMethodEnabledLocked(imi.getId(), false); 538 } 539 } 540 } 541 542 buildInputMethodListLocked( 543 mMethodList, mMethodMap, false /* resetDefaultEnabledIme */); 544 545 boolean changed = false; 546 547 if (curIm != null) { 548 int change = isPackageDisappearing(curIm.getPackageName()); 549 if (change == PACKAGE_TEMPORARY_CHANGE 550 || change == PACKAGE_PERMANENT_CHANGE) { 551 ServiceInfo si = null; 552 try { 553 si = mIPackageManager.getServiceInfo( 554 curIm.getComponent(), 0, mSettings.getCurrentUserId()); 555 } catch (RemoteException ex) { 556 } 557 if (si == null) { 558 // Uh oh, current input method is no longer around! 559 // Pick another one... 560 Slog.i(TAG, "Current input method removed: " + curInputMethodId); 561 setImeWindowVisibilityStatusHiddenLocked(); 562 if (!chooseNewDefaultIMELocked()) { 563 changed = true; 564 curIm = null; 565 Slog.i(TAG, "Unsetting current input method"); 566 resetSelectedInputMethodAndSubtypeLocked(""); 567 } 568 } 569 } 570 } 571 572 if (curIm == null) { 573 // We currently don't have a default input method... is 574 // one now available? 575 changed = chooseNewDefaultIMELocked(); 576 } 577 578 if (changed) { 579 updateFromSettingsLocked(false); 580 } 581 } 582 } 583 } 584 585 private static final class MethodCallback extends IInputSessionCallback.Stub { 586 private final InputMethodManagerService mParentIMMS; 587 private final IInputMethod mMethod; 588 private final InputChannel mChannel; 589 590 MethodCallback(InputMethodManagerService imms, IInputMethod method, 591 InputChannel channel) { 592 mParentIMMS = imms; 593 mMethod = method; 594 mChannel = channel; 595 } 596 597 @Override 598 public void sessionCreated(IInputMethodSession session) { 599 long ident = Binder.clearCallingIdentity(); 600 try { 601 mParentIMMS.onSessionCreated(mMethod, session, mChannel); 602 } finally { 603 Binder.restoreCallingIdentity(ident); 604 } 605 } 606 } 607 608 private class HardKeyboardListener 609 implements WindowManagerService.OnHardKeyboardStatusChangeListener { 610 @Override 611 public void onHardKeyboardStatusChange(boolean available) { 612 mHandler.sendMessage(mHandler.obtainMessage(MSG_HARD_KEYBOARD_SWITCH_CHANGED, 613 available ? 1 : 0)); 614 } 615 616 public void handleHardKeyboardStatusChange(boolean available) { 617 if (DEBUG) { 618 Slog.w(TAG, "HardKeyboardStatusChanged: available=" + available); 619 } 620 synchronized(mMethodMap) { 621 if (mSwitchingDialog != null && mSwitchingDialogTitleView != null 622 && mSwitchingDialog.isShowing()) { 623 mSwitchingDialogTitleView.findViewById( 624 com.android.internal.R.id.hard_keyboard_section).setVisibility( 625 available ? View.VISIBLE : View.GONE); 626 } 627 } 628 } 629 } 630 631 public InputMethodManagerService(Context context, WindowManagerService windowManager) { 632 mIPackageManager = AppGlobals.getPackageManager(); 633 mContext = context; 634 mRes = context.getResources(); 635 mHandler = new Handler(this); 636 mIWindowManager = IWindowManager.Stub.asInterface( 637 ServiceManager.getService(Context.WINDOW_SERVICE)); 638 mCaller = new HandlerCaller(context, null, new HandlerCaller.Callback() { 639 @Override 640 public void executeMessage(Message msg) { 641 handleMessage(msg); 642 } 643 }, true /*asyncHandler*/); 644 mWindowManagerService = windowManager; 645 mHardKeyboardListener = new HardKeyboardListener(); 646 mHasFeature = context.getPackageManager().hasSystemFeature( 647 PackageManager.FEATURE_INPUT_METHODS); 648 649 mImeSwitcherNotification = new Notification(); 650 mImeSwitcherNotification.icon = com.android.internal.R.drawable.ic_notification_ime_default; 651 mImeSwitcherNotification.when = 0; 652 mImeSwitcherNotification.flags = Notification.FLAG_ONGOING_EVENT; 653 mImeSwitcherNotification.tickerText = null; 654 mImeSwitcherNotification.defaults = 0; // please be quiet 655 mImeSwitcherNotification.sound = null; 656 mImeSwitcherNotification.vibrate = null; 657 658 // Tag this notification specially so SystemUI knows it's important 659 mImeSwitcherNotification.extras.putBoolean(Notification.EXTRA_ALLOW_DURING_SETUP, true); 660 mImeSwitcherNotification.category = Notification.CATEGORY_SYSTEM; 661 662 Intent intent = new Intent(Settings.ACTION_SHOW_INPUT_METHOD_PICKER); 663 mImeSwitchPendingIntent = PendingIntent.getBroadcast(mContext, 0, intent, 0); 664 665 mShowOngoingImeSwitcherForPhones = false; 666 667 final IntentFilter broadcastFilter = new IntentFilter(); 668 broadcastFilter.addAction(Intent.ACTION_SCREEN_ON); 669 broadcastFilter.addAction(Intent.ACTION_SCREEN_OFF); 670 broadcastFilter.addAction(Intent.ACTION_CLOSE_SYSTEM_DIALOGS); 671 broadcastFilter.addAction(Intent.ACTION_USER_ADDED); 672 broadcastFilter.addAction(Intent.ACTION_USER_REMOVED); 673 mContext.registerReceiver(new ImmsBroadcastReceiver(), broadcastFilter); 674 675 mNotificationShown = false; 676 int userId = 0; 677 try { 678 ActivityManagerNative.getDefault().registerUserSwitchObserver( 679 new IUserSwitchObserver.Stub() { 680 @Override 681 public void onUserSwitching(int newUserId, IRemoteCallback reply) { 682 synchronized(mMethodMap) { 683 switchUserLocked(newUserId); 684 } 685 if (reply != null) { 686 try { 687 reply.sendResult(null); 688 } catch (RemoteException e) { 689 } 690 } 691 } 692 693 @Override 694 public void onUserSwitchComplete(int newUserId) throws RemoteException { 695 } 696 }); 697 userId = ActivityManagerNative.getDefault().getCurrentUser().id; 698 } catch (RemoteException e) { 699 Slog.w(TAG, "Couldn't get current user ID; guessing it's 0", e); 700 } 701 mMyPackageMonitor.register(mContext, null, UserHandle.ALL, true); 702 703 // mSettings should be created before buildInputMethodListLocked 704 mSettings = new InputMethodSettings( 705 mRes, context.getContentResolver(), mMethodMap, mMethodList, userId); 706 updateCurrentProfileIds(); 707 mFileManager = new InputMethodFileManager(mMethodMap, userId); 708 synchronized (mMethodMap) { 709 mSwitchingController = InputMethodSubtypeSwitchingController.createInstanceLocked( 710 mSettings, context); 711 } 712 713 // Just checking if defaultImiId is empty or not 714 final String defaultImiId = mSettings.getSelectedInputMethod(); 715 if (DEBUG) { 716 Slog.d(TAG, "Initial default ime = " + defaultImiId); 717 } 718 mImeSelectedOnBoot = !TextUtils.isEmpty(defaultImiId); 719 720 synchronized (mMethodMap) { 721 buildInputMethodListLocked(mMethodList, mMethodMap, 722 !mImeSelectedOnBoot /* resetDefaultEnabledIme */); 723 } 724 mSettings.enableAllIMEsIfThereIsNoEnabledIME(); 725 726 if (!mImeSelectedOnBoot) { 727 Slog.w(TAG, "No IME selected. Choose the most applicable IME."); 728 synchronized (mMethodMap) { 729 resetDefaultImeLocked(context); 730 } 731 } 732 733 mSettingsObserver = new SettingsObserver(mHandler); 734 synchronized (mMethodMap) { 735 updateFromSettingsLocked(true); 736 } 737 738 // IMMS wants to receive Intent.ACTION_LOCALE_CHANGED in order to update the current IME 739 // according to the new system locale. 740 final IntentFilter filter = new IntentFilter(); 741 filter.addAction(Intent.ACTION_LOCALE_CHANGED); 742 mContext.registerReceiver( 743 new BroadcastReceiver() { 744 @Override 745 public void onReceive(Context context, Intent intent) { 746 synchronized(mMethodMap) { 747 resetStateIfCurrentLocaleChangedLocked(); 748 } 749 } 750 }, filter); 751 } 752 753 private void resetDefaultImeLocked(Context context) { 754 // Do not reset the default (current) IME when it is a 3rd-party IME 755 if (mCurMethodId != null 756 && !InputMethodUtils.isSystemIme(mMethodMap.get(mCurMethodId))) { 757 return; 758 } 759 760 InputMethodInfo defIm = null; 761 for (InputMethodInfo imi : mMethodList) { 762 if (defIm == null) { 763 if (InputMethodUtils.isValidSystemDefaultIme( 764 mSystemReady, imi, context)) { 765 defIm = imi; 766 Slog.i(TAG, "Selected default: " + imi.getId()); 767 } 768 } 769 } 770 if (defIm == null && mMethodList.size() > 0) { 771 defIm = InputMethodUtils.getMostApplicableDefaultIME( 772 mSettings.getEnabledInputMethodListLocked()); 773 Slog.i(TAG, "No default found, using " + defIm.getId()); 774 } 775 if (defIm != null) { 776 setSelectedInputMethodAndSubtypeLocked(defIm, NOT_A_SUBTYPE_ID, false); 777 } 778 } 779 780 private void resetAllInternalStateLocked(final boolean updateOnlyWhenLocaleChanged, 781 final boolean resetDefaultEnabledIme) { 782 if (!mSystemReady) { 783 // not system ready 784 return; 785 } 786 final Locale newLocale = mRes.getConfiguration().locale; 787 if (!updateOnlyWhenLocaleChanged 788 || (newLocale != null && !newLocale.equals(mLastSystemLocale))) { 789 if (!updateOnlyWhenLocaleChanged) { 790 hideCurrentInputLocked(0, null); 791 mCurMethodId = null; 792 unbindCurrentMethodLocked(true, false); 793 } 794 if (DEBUG) { 795 Slog.i(TAG, "Locale has been changed to " + newLocale); 796 } 797 buildInputMethodListLocked(mMethodList, mMethodMap, resetDefaultEnabledIme); 798 if (!updateOnlyWhenLocaleChanged) { 799 final String selectedImiId = mSettings.getSelectedInputMethod(); 800 if (TextUtils.isEmpty(selectedImiId)) { 801 // This is the first time of the user switch and 802 // set the current ime to the proper one. 803 resetDefaultImeLocked(mContext); 804 } 805 } else { 806 // If the locale is changed, needs to reset the default ime 807 resetDefaultImeLocked(mContext); 808 } 809 updateFromSettingsLocked(true); 810 mLastSystemLocale = newLocale; 811 if (!updateOnlyWhenLocaleChanged) { 812 try { 813 startInputInnerLocked(); 814 } catch (RuntimeException e) { 815 Slog.w(TAG, "Unexpected exception", e); 816 } 817 } 818 } 819 } 820 821 private void resetStateIfCurrentLocaleChangedLocked() { 822 resetAllInternalStateLocked(true /* updateOnlyWhenLocaleChanged */, 823 true /* resetDefaultImeLocked */); 824 } 825 826 private void switchUserLocked(int newUserId) { 827 mSettings.setCurrentUserId(newUserId); 828 updateCurrentProfileIds(); 829 // InputMethodFileManager should be reset when the user is changed 830 mFileManager = new InputMethodFileManager(mMethodMap, newUserId); 831 final String defaultImiId = mSettings.getSelectedInputMethod(); 832 // For secondary users, the list of enabled IMEs may not have been updated since the 833 // callbacks to PackageMonitor are ignored for the secondary user. Here, defaultImiId may 834 // not be empty even if the IME has been uninstalled by the primary user. 835 // Even in such cases, IMMS works fine because it will find the most applicable 836 // IME for that user. 837 final boolean initialUserSwitch = TextUtils.isEmpty(defaultImiId); 838 if (DEBUG) { 839 Slog.d(TAG, "Switch user: " + newUserId + " current ime = " + defaultImiId); 840 } 841 resetAllInternalStateLocked(false /* updateOnlyWhenLocaleChanged */, 842 initialUserSwitch /* needsToResetDefaultIme */); 843 if (initialUserSwitch) { 844 InputMethodUtils.setNonSelectedSystemImesDisabledUntilUsed(mContext.getPackageManager(), 845 mSettings.getEnabledInputMethodListLocked()); 846 } 847 } 848 849 void updateCurrentProfileIds() { 850 List<UserInfo> profiles = 851 UserManager.get(mContext).getProfiles(mSettings.getCurrentUserId()); 852 int[] currentProfileIds = new int[profiles.size()]; // profiles will not be null 853 for (int i = 0; i < currentProfileIds.length; i++) { 854 currentProfileIds[i] = profiles.get(i).id; 855 } 856 mSettings.setCurrentProfileIds(currentProfileIds); 857 } 858 859 @Override 860 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 861 throws RemoteException { 862 try { 863 return super.onTransact(code, data, reply, flags); 864 } catch (RuntimeException e) { 865 // The input method manager only throws security exceptions, so let's 866 // log all others. 867 if (!(e instanceof SecurityException)) { 868 Slog.wtf(TAG, "Input Method Manager Crash", e); 869 } 870 throw e; 871 } 872 } 873 874 public void systemRunning(StatusBarManagerService statusBar) { 875 synchronized (mMethodMap) { 876 if (DEBUG) { 877 Slog.d(TAG, "--- systemReady"); 878 } 879 if (!mSystemReady) { 880 mSystemReady = true; 881 mKeyguardManager = 882 (KeyguardManager) mContext.getSystemService(Context.KEYGUARD_SERVICE); 883 mNotificationManager = (NotificationManager) 884 mContext.getSystemService(Context.NOTIFICATION_SERVICE); 885 mStatusBar = statusBar; 886 statusBar.setIconVisibility("ime", false); 887 updateImeWindowStatusLocked(); 888 mShowOngoingImeSwitcherForPhones = mRes.getBoolean( 889 com.android.internal.R.bool.show_ongoing_ime_switcher); 890 if (mShowOngoingImeSwitcherForPhones) { 891 mWindowManagerService.setOnHardKeyboardStatusChangeListener( 892 mHardKeyboardListener); 893 } 894 buildInputMethodListLocked(mMethodList, mMethodMap, 895 !mImeSelectedOnBoot /* resetDefaultEnabledIme */); 896 if (!mImeSelectedOnBoot) { 897 Slog.w(TAG, "Reset the default IME as \"Resource\" is ready here."); 898 resetStateIfCurrentLocaleChangedLocked(); 899 InputMethodUtils.setNonSelectedSystemImesDisabledUntilUsed( 900 mContext.getPackageManager(), 901 mSettings.getEnabledInputMethodListLocked()); 902 } 903 mLastSystemLocale = mRes.getConfiguration().locale; 904 try { 905 startInputInnerLocked(); 906 } catch (RuntimeException e) { 907 Slog.w(TAG, "Unexpected exception", e); 908 } 909 } 910 } 911 } 912 913 private void setImeWindowVisibilityStatusHiddenLocked() { 914 mImeWindowVis = 0; 915 updateImeWindowStatusLocked(); 916 } 917 918 private void refreshImeWindowVisibilityLocked() { 919 final Configuration conf = mRes.getConfiguration(); 920 final boolean haveHardKeyboard = conf.keyboard 921 != Configuration.KEYBOARD_NOKEYS; 922 final boolean hardKeyShown = haveHardKeyboard 923 && conf.hardKeyboardHidden 924 != Configuration.HARDKEYBOARDHIDDEN_YES; 925 926 final boolean isScreenLocked = isKeyguardLocked(); 927 final boolean inputActive = !isScreenLocked && (mInputShown || hardKeyShown); 928 // We assume the softkeyboard is shown when the input is active as long as the 929 // hard keyboard is not shown. 930 final boolean inputVisible = inputActive && !hardKeyShown; 931 mImeWindowVis = (inputActive ? InputMethodService.IME_ACTIVE : 0) 932 | (inputVisible ? InputMethodService.IME_VISIBLE : 0); 933 updateImeWindowStatusLocked(); 934 } 935 936 private void updateImeWindowStatusLocked() { 937 setImeWindowStatus(mCurToken, mImeWindowVis, mBackDisposition); 938 } 939 940 // --------------------------------------------------------------------------------------- 941 // Check whether or not this is a valid IPC. Assumes an IPC is valid when either 942 // 1) it comes from the system process 943 // 2) the calling process' user id is identical to the current user id IMMS thinks. 944 private boolean calledFromValidUser() { 945 final int uid = Binder.getCallingUid(); 946 final int userId = UserHandle.getUserId(uid); 947 if (DEBUG) { 948 Slog.d(TAG, "--- calledFromForegroundUserOrSystemProcess ? " 949 + "calling uid = " + uid + " system uid = " + Process.SYSTEM_UID 950 + " calling userId = " + userId + ", foreground user id = " 951 + mSettings.getCurrentUserId() + ", calling pid = " + Binder.getCallingPid() 952 + InputMethodUtils.getApiCallStack()); 953 } 954 if (uid == Process.SYSTEM_UID || mSettings.isCurrentProfile(userId)) { 955 return true; 956 } 957 958 // Caveat: A process which has INTERACT_ACROSS_USERS_FULL gets results for the 959 // foreground user, not for the user of that process. Accordingly InputMethodManagerService 960 // must not manage background users' states in any functions. 961 // Note that privacy-sensitive IPCs, such as setInputMethod, are still securely guarded 962 // by a token. 963 if (mContext.checkCallingOrSelfPermission( 964 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL) 965 == PackageManager.PERMISSION_GRANTED) { 966 if (DEBUG) { 967 Slog.d(TAG, "--- Access granted because the calling process has " 968 + "the INTERACT_ACROSS_USERS_FULL permission"); 969 } 970 return true; 971 } 972 Slog.w(TAG, "--- IPC called from background users. Ignore. \n" 973 + InputMethodUtils.getStackTrace()); 974 return false; 975 } 976 977 978 /** 979 * Returns true iff the caller is identified to be the current input method with the token. 980 * @param token The window token given to the input method when it was started. 981 * @return true if and only if non-null valid token is specified. 982 */ 983 private boolean calledWithValidToken(IBinder token) { 984 if (token == null || mCurToken != token) { 985 return false; 986 } 987 return true; 988 } 989 990 private boolean bindCurrentInputMethodService( 991 Intent service, ServiceConnection conn, int flags) { 992 if (service == null || conn == null) { 993 Slog.e(TAG, "--- bind failed: service = " + service + ", conn = " + conn); 994 return false; 995 } 996 return mContext.bindServiceAsUser(service, conn, flags, 997 new UserHandle(mSettings.getCurrentUserId())); 998 } 999 1000 @Override 1001 public List<InputMethodInfo> getInputMethodList() { 1002 // TODO: Make this work even for non-current users? 1003 if (!calledFromValidUser()) { 1004 return Collections.emptyList(); 1005 } 1006 synchronized (mMethodMap) { 1007 return new ArrayList<InputMethodInfo>(mMethodList); 1008 } 1009 } 1010 1011 @Override 1012 public List<InputMethodInfo> getEnabledInputMethodList() { 1013 // TODO: Make this work even for non-current users? 1014 if (!calledFromValidUser()) { 1015 return Collections.emptyList(); 1016 } 1017 synchronized (mMethodMap) { 1018 return mSettings.getEnabledInputMethodListLocked(); 1019 } 1020 } 1021 1022 /** 1023 * @param imiId if null, returns enabled subtypes for the current imi 1024 * @return enabled subtypes of the specified imi 1025 */ 1026 @Override 1027 public List<InputMethodSubtype> getEnabledInputMethodSubtypeList(String imiId, 1028 boolean allowsImplicitlySelectedSubtypes) { 1029 // TODO: Make this work even for non-current users? 1030 if (!calledFromValidUser()) { 1031 return Collections.<InputMethodSubtype>emptyList(); 1032 } 1033 synchronized (mMethodMap) { 1034 final InputMethodInfo imi; 1035 if (imiId == null && mCurMethodId != null) { 1036 imi = mMethodMap.get(mCurMethodId); 1037 } else { 1038 imi = mMethodMap.get(imiId); 1039 } 1040 if (imi == null) { 1041 return Collections.<InputMethodSubtype>emptyList(); 1042 } 1043 return mSettings.getEnabledInputMethodSubtypeListLocked( 1044 mContext, imi, allowsImplicitlySelectedSubtypes); 1045 } 1046 } 1047 1048 @Override 1049 public void addClient(IInputMethodClient client, 1050 IInputContext inputContext, int uid, int pid) { 1051 if (!calledFromValidUser()) { 1052 return; 1053 } 1054 synchronized (mMethodMap) { 1055 mClients.put(client.asBinder(), new ClientState(client, 1056 inputContext, uid, pid)); 1057 } 1058 } 1059 1060 @Override 1061 public void removeClient(IInputMethodClient client) { 1062 if (!calledFromValidUser()) { 1063 return; 1064 } 1065 synchronized (mMethodMap) { 1066 ClientState cs = mClients.remove(client.asBinder()); 1067 if (cs != null) { 1068 clearClientSessionLocked(cs); 1069 } 1070 } 1071 } 1072 1073 void executeOrSendMessage(IInterface target, Message msg) { 1074 if (target.asBinder() instanceof Binder) { 1075 mCaller.sendMessage(msg); 1076 } else { 1077 handleMessage(msg); 1078 msg.recycle(); 1079 } 1080 } 1081 1082 void unbindCurrentClientLocked() { 1083 if (mCurClient != null) { 1084 if (DEBUG) Slog.v(TAG, "unbindCurrentInputLocked: client = " 1085 + mCurClient.client.asBinder()); 1086 if (mBoundToMethod) { 1087 mBoundToMethod = false; 1088 if (mCurMethod != null) { 1089 executeOrSendMessage(mCurMethod, mCaller.obtainMessageO( 1090 MSG_UNBIND_INPUT, mCurMethod)); 1091 } 1092 } 1093 1094 executeOrSendMessage(mCurClient.client, mCaller.obtainMessageIO( 1095 MSG_SET_ACTIVE, 0, mCurClient)); 1096 executeOrSendMessage(mCurClient.client, mCaller.obtainMessageIO( 1097 MSG_UNBIND_METHOD, mCurSeq, mCurClient.client)); 1098 mCurClient.sessionRequested = false; 1099 mCurClient = null; 1100 1101 hideInputMethodMenuLocked(); 1102 } 1103 } 1104 1105 private int getImeShowFlags() { 1106 int flags = 0; 1107 if (mShowForced) { 1108 flags |= InputMethod.SHOW_FORCED 1109 | InputMethod.SHOW_EXPLICIT; 1110 } else if (mShowExplicitlyRequested) { 1111 flags |= InputMethod.SHOW_EXPLICIT; 1112 } 1113 return flags; 1114 } 1115 1116 private int getAppShowFlags() { 1117 int flags = 0; 1118 if (mShowForced) { 1119 flags |= InputMethodManager.SHOW_FORCED; 1120 } else if (!mShowExplicitlyRequested) { 1121 flags |= InputMethodManager.SHOW_IMPLICIT; 1122 } 1123 return flags; 1124 } 1125 1126 InputBindResult attachNewInputLocked(boolean initial) { 1127 if (!mBoundToMethod) { 1128 executeOrSendMessage(mCurMethod, mCaller.obtainMessageOO( 1129 MSG_BIND_INPUT, mCurMethod, mCurClient.binding)); 1130 mBoundToMethod = true; 1131 } 1132 final SessionState session = mCurClient.curSession; 1133 if (initial) { 1134 executeOrSendMessage(session.method, mCaller.obtainMessageOOO( 1135 MSG_START_INPUT, session, mCurInputContext, mCurAttribute)); 1136 } else { 1137 executeOrSendMessage(session.method, mCaller.obtainMessageOOO( 1138 MSG_RESTART_INPUT, session, mCurInputContext, mCurAttribute)); 1139 } 1140 if (mShowRequested) { 1141 if (DEBUG) Slog.v(TAG, "Attach new input asks to show input"); 1142 showCurrentInputLocked(getAppShowFlags(), null); 1143 } 1144 return new InputBindResult(session.session, 1145 (session.channel != null ? session.channel.dup() : null), 1146 mCurId, mCurSeq, mCurUserActionNotificationSequenceNumber); 1147 } 1148 1149 InputBindResult startInputLocked(IInputMethodClient client, 1150 IInputContext inputContext, EditorInfo attribute, int controlFlags) { 1151 // If no method is currently selected, do nothing. 1152 if (mCurMethodId == null) { 1153 return mNoBinding; 1154 } 1155 1156 ClientState cs = mClients.get(client.asBinder()); 1157 if (cs == null) { 1158 throw new IllegalArgumentException("unknown client " 1159 + client.asBinder()); 1160 } 1161 1162 try { 1163 if (!mIWindowManager.inputMethodClientHasFocus(cs.client)) { 1164 // Check with the window manager to make sure this client actually 1165 // has a window with focus. If not, reject. This is thread safe 1166 // because if the focus changes some time before or after, the 1167 // next client receiving focus that has any interest in input will 1168 // be calling through here after that change happens. 1169 Slog.w(TAG, "Starting input on non-focused client " + cs.client 1170 + " (uid=" + cs.uid + " pid=" + cs.pid + ")"); 1171 return null; 1172 } 1173 } catch (RemoteException e) { 1174 } 1175 1176 return startInputUncheckedLocked(cs, inputContext, attribute, controlFlags); 1177 } 1178 1179 InputBindResult startInputUncheckedLocked(ClientState cs, 1180 IInputContext inputContext, EditorInfo attribute, int controlFlags) { 1181 // If no method is currently selected, do nothing. 1182 if (mCurMethodId == null) { 1183 return mNoBinding; 1184 } 1185 1186 if (mCurClient != cs) { 1187 // Was the keyguard locked when switching over to the new client? 1188 mCurClientInKeyguard = isKeyguardLocked(); 1189 // If the client is changing, we need to switch over to the new 1190 // one. 1191 unbindCurrentClientLocked(); 1192 if (DEBUG) Slog.v(TAG, "switching to client: client = " 1193 + cs.client.asBinder() + " keyguard=" + mCurClientInKeyguard); 1194 1195 // If the screen is on, inform the new client it is active 1196 if (mScreenOn) { 1197 executeOrSendMessage(cs.client, mCaller.obtainMessageIO( 1198 MSG_SET_ACTIVE, mScreenOn ? 1 : 0, cs)); 1199 } 1200 } 1201 1202 // Bump up the sequence for this client and attach it. 1203 mCurSeq++; 1204 if (mCurSeq <= 0) mCurSeq = 1; 1205 mCurClient = cs; 1206 mCurInputContext = inputContext; 1207 mCurAttribute = attribute; 1208 1209 // Check if the input method is changing. 1210 if (mCurId != null && mCurId.equals(mCurMethodId)) { 1211 if (cs.curSession != null) { 1212 // Fast case: if we are already connected to the input method, 1213 // then just return it. 1214 return attachNewInputLocked( 1215 (controlFlags&InputMethodManager.CONTROL_START_INITIAL) != 0); 1216 } 1217 if (mHaveConnection) { 1218 if (mCurMethod != null) { 1219 // Return to client, and we will get back with it when 1220 // we have had a session made for it. 1221 requestClientSessionLocked(cs); 1222 return new InputBindResult(null, null, mCurId, mCurSeq, 1223 mCurUserActionNotificationSequenceNumber); 1224 } else if (SystemClock.uptimeMillis() 1225 < (mLastBindTime+TIME_TO_RECONNECT)) { 1226 // In this case we have connected to the service, but 1227 // don't yet have its interface. If it hasn't been too 1228 // long since we did the connection, we'll return to 1229 // the client and wait to get the service interface so 1230 // we can report back. If it has been too long, we want 1231 // to fall through so we can try a disconnect/reconnect 1232 // to see if we can get back in touch with the service. 1233 return new InputBindResult(null, null, mCurId, mCurSeq, 1234 mCurUserActionNotificationSequenceNumber); 1235 } else { 1236 EventLog.writeEvent(EventLogTags.IMF_FORCE_RECONNECT_IME, 1237 mCurMethodId, SystemClock.uptimeMillis()-mLastBindTime, 0); 1238 } 1239 } 1240 } 1241 1242 return startInputInnerLocked(); 1243 } 1244 1245 InputBindResult startInputInnerLocked() { 1246 if (mCurMethodId == null) { 1247 return mNoBinding; 1248 } 1249 1250 if (!mSystemReady) { 1251 // If the system is not yet ready, we shouldn't be running third 1252 // party code. 1253 return new InputBindResult(null, null, mCurMethodId, mCurSeq, 1254 mCurUserActionNotificationSequenceNumber); 1255 } 1256 1257 InputMethodInfo info = mMethodMap.get(mCurMethodId); 1258 if (info == null) { 1259 throw new IllegalArgumentException("Unknown id: " + mCurMethodId); 1260 } 1261 1262 unbindCurrentMethodLocked(false, true); 1263 1264 mCurIntent = new Intent(InputMethod.SERVICE_INTERFACE); 1265 mCurIntent.setComponent(info.getComponent()); 1266 mCurIntent.putExtra(Intent.EXTRA_CLIENT_LABEL, 1267 com.android.internal.R.string.input_method_binding_label); 1268 mCurIntent.putExtra(Intent.EXTRA_CLIENT_INTENT, PendingIntent.getActivity( 1269 mContext, 0, new Intent(Settings.ACTION_INPUT_METHOD_SETTINGS), 0)); 1270 if (bindCurrentInputMethodService(mCurIntent, this, Context.BIND_AUTO_CREATE 1271 | Context.BIND_NOT_VISIBLE | Context.BIND_NOT_FOREGROUND 1272 | Context.BIND_SHOWING_UI)) { 1273 mLastBindTime = SystemClock.uptimeMillis(); 1274 mHaveConnection = true; 1275 mCurId = info.getId(); 1276 mCurToken = new Binder(); 1277 try { 1278 if (true || DEBUG) Slog.v(TAG, "Adding window token: " + mCurToken); 1279 mIWindowManager.addWindowToken(mCurToken, 1280 WindowManager.LayoutParams.TYPE_INPUT_METHOD); 1281 } catch (RemoteException e) { 1282 } 1283 return new InputBindResult(null, null, mCurId, mCurSeq, 1284 mCurUserActionNotificationSequenceNumber); 1285 } else { 1286 mCurIntent = null; 1287 Slog.w(TAG, "Failure connecting to input method service: " 1288 + mCurIntent); 1289 } 1290 return null; 1291 } 1292 1293 @Override 1294 public InputBindResult startInput(IInputMethodClient client, 1295 IInputContext inputContext, EditorInfo attribute, int controlFlags) { 1296 if (!calledFromValidUser()) { 1297 return null; 1298 } 1299 synchronized (mMethodMap) { 1300 final long ident = Binder.clearCallingIdentity(); 1301 try { 1302 return startInputLocked(client, inputContext, attribute, controlFlags); 1303 } finally { 1304 Binder.restoreCallingIdentity(ident); 1305 } 1306 } 1307 } 1308 1309 @Override 1310 public void finishInput(IInputMethodClient client) { 1311 } 1312 1313 @Override 1314 public void onServiceConnected(ComponentName name, IBinder service) { 1315 synchronized (mMethodMap) { 1316 if (mCurIntent != null && name.equals(mCurIntent.getComponent())) { 1317 mCurMethod = IInputMethod.Stub.asInterface(service); 1318 if (mCurToken == null) { 1319 Slog.w(TAG, "Service connected without a token!"); 1320 unbindCurrentMethodLocked(false, false); 1321 return; 1322 } 1323 if (DEBUG) Slog.v(TAG, "Initiating attach with token: " + mCurToken); 1324 executeOrSendMessage(mCurMethod, mCaller.obtainMessageOO( 1325 MSG_ATTACH_TOKEN, mCurMethod, mCurToken)); 1326 if (mCurClient != null) { 1327 clearClientSessionLocked(mCurClient); 1328 requestClientSessionLocked(mCurClient); 1329 } 1330 } 1331 } 1332 } 1333 1334 void onSessionCreated(IInputMethod method, IInputMethodSession session, 1335 InputChannel channel) { 1336 synchronized (mMethodMap) { 1337 if (mCurMethod != null && method != null 1338 && mCurMethod.asBinder() == method.asBinder()) { 1339 if (mCurClient != null) { 1340 clearClientSessionLocked(mCurClient); 1341 mCurClient.curSession = new SessionState(mCurClient, 1342 method, session, channel); 1343 InputBindResult res = attachNewInputLocked(true); 1344 if (res.method != null) { 1345 executeOrSendMessage(mCurClient.client, mCaller.obtainMessageOO( 1346 MSG_BIND_METHOD, mCurClient.client, res)); 1347 } 1348 return; 1349 } 1350 } 1351 } 1352 1353 // Session abandoned. Close its associated input channel. 1354 channel.dispose(); 1355 } 1356 1357 void unbindCurrentMethodLocked(boolean reportToClient, boolean savePosition) { 1358 if (mVisibleBound) { 1359 mContext.unbindService(mVisibleConnection); 1360 mVisibleBound = false; 1361 } 1362 1363 if (mHaveConnection) { 1364 mContext.unbindService(this); 1365 mHaveConnection = false; 1366 } 1367 1368 if (mCurToken != null) { 1369 try { 1370 if (DEBUG) Slog.v(TAG, "Removing window token: " + mCurToken); 1371 if ((mImeWindowVis & InputMethodService.IME_ACTIVE) != 0 && savePosition) { 1372 // The current IME is shown. Hence an IME switch (transition) is happening. 1373 mWindowManagerService.saveLastInputMethodWindowForTransition(); 1374 } 1375 mIWindowManager.removeWindowToken(mCurToken); 1376 } catch (RemoteException e) { 1377 } 1378 mCurToken = null; 1379 } 1380 1381 mCurId = null; 1382 clearCurMethodLocked(); 1383 1384 if (reportToClient && mCurClient != null) { 1385 executeOrSendMessage(mCurClient.client, mCaller.obtainMessageIO( 1386 MSG_UNBIND_METHOD, mCurSeq, mCurClient.client)); 1387 } 1388 } 1389 1390 void requestClientSessionLocked(ClientState cs) { 1391 if (!cs.sessionRequested) { 1392 if (DEBUG) Slog.v(TAG, "Creating new session for client " + cs); 1393 InputChannel[] channels = InputChannel.openInputChannelPair(cs.toString()); 1394 cs.sessionRequested = true; 1395 executeOrSendMessage(mCurMethod, mCaller.obtainMessageOOO( 1396 MSG_CREATE_SESSION, mCurMethod, channels[1], 1397 new MethodCallback(this, mCurMethod, channels[0]))); 1398 } 1399 } 1400 1401 void clearClientSessionLocked(ClientState cs) { 1402 finishSessionLocked(cs.curSession); 1403 cs.curSession = null; 1404 cs.sessionRequested = false; 1405 } 1406 1407 private void finishSessionLocked(SessionState sessionState) { 1408 if (sessionState != null) { 1409 if (sessionState.session != null) { 1410 try { 1411 sessionState.session.finishSession(); 1412 } catch (RemoteException e) { 1413 Slog.w(TAG, "Session failed to close due to remote exception", e); 1414 setImeWindowVisibilityStatusHiddenLocked(); 1415 } 1416 sessionState.session = null; 1417 } 1418 if (sessionState.channel != null) { 1419 sessionState.channel.dispose(); 1420 sessionState.channel = null; 1421 } 1422 } 1423 } 1424 1425 void clearCurMethodLocked() { 1426 if (mCurMethod != null) { 1427 for (ClientState cs : mClients.values()) { 1428 clearClientSessionLocked(cs); 1429 } 1430 1431 finishSessionLocked(mEnabledSession); 1432 mEnabledSession = null; 1433 mCurMethod = null; 1434 } 1435 if (mStatusBar != null) { 1436 mStatusBar.setIconVisibility("ime", false); 1437 } 1438 } 1439 1440 @Override 1441 public void onServiceDisconnected(ComponentName name) { 1442 synchronized (mMethodMap) { 1443 if (DEBUG) Slog.v(TAG, "Service disconnected: " + name 1444 + " mCurIntent=" + mCurIntent); 1445 if (mCurMethod != null && mCurIntent != null 1446 && name.equals(mCurIntent.getComponent())) { 1447 clearCurMethodLocked(); 1448 // We consider this to be a new bind attempt, since the system 1449 // should now try to restart the service for us. 1450 mLastBindTime = SystemClock.uptimeMillis(); 1451 mShowRequested = mInputShown; 1452 mInputShown = false; 1453 if (mCurClient != null) { 1454 executeOrSendMessage(mCurClient.client, mCaller.obtainMessageIO( 1455 MSG_UNBIND_METHOD, mCurSeq, mCurClient.client)); 1456 } 1457 } 1458 } 1459 } 1460 1461 @Override 1462 public void updateStatusIcon(IBinder token, String packageName, int iconId) { 1463 long ident = Binder.clearCallingIdentity(); 1464 try { 1465 synchronized (mMethodMap) { 1466 if (!calledWithValidToken(token)) { 1467 final int uid = Binder.getCallingUid(); 1468 Slog.e(TAG, "Ignoring updateStatusIcon due to an invalid token. uid:" + uid 1469 + " token:" + token); 1470 return; 1471 } 1472 if (iconId == 0) { 1473 if (DEBUG) Slog.d(TAG, "hide the small icon for the input method"); 1474 if (mStatusBar != null) { 1475 mStatusBar.setIconVisibility("ime", false); 1476 } 1477 } else if (packageName != null) { 1478 if (DEBUG) Slog.d(TAG, "show a small icon for the input method"); 1479 CharSequence contentDescription = null; 1480 try { 1481 // Use PackageManager to load label 1482 final PackageManager packageManager = mContext.getPackageManager(); 1483 contentDescription = packageManager.getApplicationLabel( 1484 mIPackageManager.getApplicationInfo(packageName, 0, 1485 mSettings.getCurrentUserId())); 1486 } catch (RemoteException e) { 1487 /* ignore */ 1488 } 1489 if (mStatusBar != null) { 1490 mStatusBar.setIcon("ime", packageName, iconId, 0, 1491 contentDescription != null 1492 ? contentDescription.toString() : null); 1493 mStatusBar.setIconVisibility("ime", true); 1494 } 1495 } 1496 } 1497 } finally { 1498 Binder.restoreCallingIdentity(ident); 1499 } 1500 } 1501 1502 private boolean needsToShowImeSwitchOngoingNotification() { 1503 if (!mShowOngoingImeSwitcherForPhones) return false; 1504 if (mSwitchingDialog != null) return false; 1505 if (isScreenLocked()) return false; 1506 synchronized (mMethodMap) { 1507 List<InputMethodInfo> imis = mSettings.getEnabledInputMethodListLocked(); 1508 final int N = imis.size(); 1509 if (N > 2) return true; 1510 if (N < 1) return false; 1511 int nonAuxCount = 0; 1512 int auxCount = 0; 1513 InputMethodSubtype nonAuxSubtype = null; 1514 InputMethodSubtype auxSubtype = null; 1515 for(int i = 0; i < N; ++i) { 1516 final InputMethodInfo imi = imis.get(i); 1517 final List<InputMethodSubtype> subtypes = 1518 mSettings.getEnabledInputMethodSubtypeListLocked(mContext, imi, true); 1519 final int subtypeCount = subtypes.size(); 1520 if (subtypeCount == 0) { 1521 ++nonAuxCount; 1522 } else { 1523 for (int j = 0; j < subtypeCount; ++j) { 1524 final InputMethodSubtype subtype = subtypes.get(j); 1525 if (!subtype.isAuxiliary()) { 1526 ++nonAuxCount; 1527 nonAuxSubtype = subtype; 1528 } else { 1529 ++auxCount; 1530 auxSubtype = subtype; 1531 } 1532 } 1533 } 1534 } 1535 if (nonAuxCount > 1 || auxCount > 1) { 1536 return true; 1537 } else if (nonAuxCount == 1 && auxCount == 1) { 1538 if (nonAuxSubtype != null && auxSubtype != null 1539 && (nonAuxSubtype.getLocale().equals(auxSubtype.getLocale()) 1540 || auxSubtype.overridesImplicitlyEnabledSubtype() 1541 || nonAuxSubtype.overridesImplicitlyEnabledSubtype()) 1542 && nonAuxSubtype.containsExtraValueKey(TAG_TRY_SUPPRESSING_IME_SWITCHER)) { 1543 return false; 1544 } 1545 return true; 1546 } 1547 return false; 1548 } 1549 } 1550 1551 private boolean isKeyguardLocked() { 1552 return mKeyguardManager != null && mKeyguardManager.isKeyguardLocked(); 1553 } 1554 1555 // Caution! This method is called in this class. Handle multi-user carefully 1556 @SuppressWarnings("deprecation") 1557 @Override 1558 public void setImeWindowStatus(IBinder token, int vis, int backDisposition) { 1559 final long ident = Binder.clearCallingIdentity(); 1560 try { 1561 if (!calledWithValidToken(token)) { 1562 final int uid = Binder.getCallingUid(); 1563 Slog.e(TAG, "Ignoring setImeWindowStatus due to an invalid token. uid:" + uid 1564 + " token:" + token); 1565 return; 1566 } 1567 synchronized (mMethodMap) { 1568 // apply policy for binder calls 1569 if (vis != 0 && isKeyguardLocked() && !mCurClientInKeyguard) { 1570 vis = 0; 1571 } 1572 mImeWindowVis = vis; 1573 mBackDisposition = backDisposition; 1574 final boolean iconVisibility = ((vis & (InputMethodService.IME_ACTIVE)) != 0) 1575 && (mWindowManagerService.isHardKeyboardAvailable() 1576 || (vis & (InputMethodService.IME_VISIBLE)) != 0); 1577 final boolean needsToShowImeSwitcher = iconVisibility 1578 && needsToShowImeSwitchOngoingNotification(); 1579 if (mStatusBar != null) { 1580 mStatusBar.setImeWindowStatus(token, vis, backDisposition, 1581 needsToShowImeSwitcher); 1582 } 1583 final InputMethodInfo imi = mMethodMap.get(mCurMethodId); 1584 if (imi != null && needsToShowImeSwitcher) { 1585 // Used to load label 1586 final CharSequence title = mRes.getText( 1587 com.android.internal.R.string.select_input_method); 1588 final CharSequence summary = InputMethodUtils.getImeAndSubtypeDisplayName( 1589 mContext, imi, mCurrentSubtype); 1590 1591 mImeSwitcherNotification.color = mContext.getResources().getColor( 1592 com.android.internal.R.color.system_notification_accent_color); 1593 mImeSwitcherNotification.setLatestEventInfo( 1594 mContext, title, summary, mImeSwitchPendingIntent); 1595 if ((mNotificationManager != null) 1596 && !mWindowManagerService.hasNavigationBar()) { 1597 if (DEBUG) { 1598 Slog.d(TAG, "--- show notification: label = " + summary); 1599 } 1600 mNotificationManager.notifyAsUser(null, 1601 com.android.internal.R.string.select_input_method, 1602 mImeSwitcherNotification, UserHandle.ALL); 1603 mNotificationShown = true; 1604 } 1605 } else { 1606 if (mNotificationShown && mNotificationManager != null) { 1607 if (DEBUG) { 1608 Slog.d(TAG, "--- hide notification"); 1609 } 1610 mNotificationManager.cancelAsUser(null, 1611 com.android.internal.R.string.select_input_method, UserHandle.ALL); 1612 mNotificationShown = false; 1613 } 1614 } 1615 } 1616 } finally { 1617 Binder.restoreCallingIdentity(ident); 1618 } 1619 } 1620 1621 @Override 1622 public void registerSuggestionSpansForNotification(SuggestionSpan[] spans) { 1623 if (!calledFromValidUser()) { 1624 return; 1625 } 1626 synchronized (mMethodMap) { 1627 final InputMethodInfo currentImi = mMethodMap.get(mCurMethodId); 1628 for (int i = 0; i < spans.length; ++i) { 1629 SuggestionSpan ss = spans[i]; 1630 if (!TextUtils.isEmpty(ss.getNotificationTargetClassName())) { 1631 mSecureSuggestionSpans.put(ss, currentImi); 1632 } 1633 } 1634 } 1635 } 1636 1637 @Override 1638 public boolean notifySuggestionPicked(SuggestionSpan span, String originalString, int index) { 1639 if (!calledFromValidUser()) { 1640 return false; 1641 } 1642 synchronized (mMethodMap) { 1643 final InputMethodInfo targetImi = mSecureSuggestionSpans.get(span); 1644 // TODO: Do not send the intent if the process of the targetImi is already dead. 1645 if (targetImi != null) { 1646 final String[] suggestions = span.getSuggestions(); 1647 if (index < 0 || index >= suggestions.length) return false; 1648 final String className = span.getNotificationTargetClassName(); 1649 final Intent intent = new Intent(); 1650 // Ensures that only a class in the original IME package will receive the 1651 // notification. 1652 intent.setClassName(targetImi.getPackageName(), className); 1653 intent.setAction(SuggestionSpan.ACTION_SUGGESTION_PICKED); 1654 intent.putExtra(SuggestionSpan.SUGGESTION_SPAN_PICKED_BEFORE, originalString); 1655 intent.putExtra(SuggestionSpan.SUGGESTION_SPAN_PICKED_AFTER, suggestions[index]); 1656 intent.putExtra(SuggestionSpan.SUGGESTION_SPAN_PICKED_HASHCODE, span.hashCode()); 1657 final long ident = Binder.clearCallingIdentity(); 1658 try { 1659 mContext.sendBroadcastAsUser(intent, UserHandle.CURRENT); 1660 } finally { 1661 Binder.restoreCallingIdentity(ident); 1662 } 1663 return true; 1664 } 1665 } 1666 return false; 1667 } 1668 1669 void updateFromSettingsLocked(boolean enabledMayChange) { 1670 updateInputMethodsFromSettingsLocked(enabledMayChange); 1671 updateKeyboardFromSettingsLocked(); 1672 } 1673 1674 void updateInputMethodsFromSettingsLocked(boolean enabledMayChange) { 1675 if (enabledMayChange) { 1676 List<InputMethodInfo> enabled = mSettings.getEnabledInputMethodListLocked(); 1677 for (int i=0; i<enabled.size(); i++) { 1678 // We allow the user to select "disabled until used" apps, so if they 1679 // are enabling one of those here we now need to make it enabled. 1680 InputMethodInfo imm = enabled.get(i); 1681 try { 1682 ApplicationInfo ai = mIPackageManager.getApplicationInfo(imm.getPackageName(), 1683 PackageManager.GET_DISABLED_UNTIL_USED_COMPONENTS, 1684 mSettings.getCurrentUserId()); 1685 if (ai != null && ai.enabledSetting 1686 == PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED) { 1687 if (DEBUG) { 1688 Slog.d(TAG, "Update state(" + imm.getId() 1689 + "): DISABLED_UNTIL_USED -> DEFAULT"); 1690 } 1691 mIPackageManager.setApplicationEnabledSetting(imm.getPackageName(), 1692 PackageManager.COMPONENT_ENABLED_STATE_DEFAULT, 1693 PackageManager.DONT_KILL_APP, mSettings.getCurrentUserId(), 1694 mContext.getBasePackageName()); 1695 } 1696 } catch (RemoteException e) { 1697 } 1698 } 1699 } 1700 // We are assuming that whoever is changing DEFAULT_INPUT_METHOD and 1701 // ENABLED_INPUT_METHODS is taking care of keeping them correctly in 1702 // sync, so we will never have a DEFAULT_INPUT_METHOD that is not 1703 // enabled. 1704 String id = mSettings.getSelectedInputMethod(); 1705 // There is no input method selected, try to choose new applicable input method. 1706 if (TextUtils.isEmpty(id) && chooseNewDefaultIMELocked()) { 1707 id = mSettings.getSelectedInputMethod(); 1708 } 1709 if (!TextUtils.isEmpty(id)) { 1710 try { 1711 setInputMethodLocked(id, mSettings.getSelectedInputMethodSubtypeId(id)); 1712 } catch (IllegalArgumentException e) { 1713 Slog.w(TAG, "Unknown input method from prefs: " + id, e); 1714 mCurMethodId = null; 1715 unbindCurrentMethodLocked(true, false); 1716 } 1717 mShortcutInputMethodsAndSubtypes.clear(); 1718 } else { 1719 // There is no longer an input method set, so stop any current one. 1720 mCurMethodId = null; 1721 unbindCurrentMethodLocked(true, false); 1722 } 1723 // Here is not the perfect place to reset the switching controller. Ideally 1724 // mSwitchingController and mSettings should be able to share the same state. 1725 // TODO: Make sure that mSwitchingController and mSettings are sharing the 1726 // the same enabled IMEs list. 1727 mSwitchingController.resetCircularListLocked(mContext); 1728 1729 } 1730 1731 public void updateKeyboardFromSettingsLocked() { 1732 mShowImeWithHardKeyboard = mSettings.isShowImeWithHardKeyboardEnabled(); 1733 if (mSwitchingDialog != null 1734 && mSwitchingDialogTitleView != null 1735 && mSwitchingDialog.isShowing()) { 1736 final Switch hardKeySwitch = (Switch)mSwitchingDialogTitleView.findViewById( 1737 com.android.internal.R.id.hard_keyboard_switch); 1738 hardKeySwitch.setChecked(mShowImeWithHardKeyboard); 1739 } 1740 } 1741 1742 /* package */ void setInputMethodLocked(String id, int subtypeId) { 1743 InputMethodInfo info = mMethodMap.get(id); 1744 if (info == null) { 1745 throw new IllegalArgumentException("Unknown id: " + id); 1746 } 1747 1748 // See if we need to notify a subtype change within the same IME. 1749 if (id.equals(mCurMethodId)) { 1750 final int subtypeCount = info.getSubtypeCount(); 1751 if (subtypeCount <= 0) { 1752 return; 1753 } 1754 final InputMethodSubtype oldSubtype = mCurrentSubtype; 1755 final InputMethodSubtype newSubtype; 1756 if (subtypeId >= 0 && subtypeId < subtypeCount) { 1757 newSubtype = info.getSubtypeAt(subtypeId); 1758 } else { 1759 // If subtype is null, try to find the most applicable one from 1760 // getCurrentInputMethodSubtype. 1761 newSubtype = getCurrentInputMethodSubtypeLocked(); 1762 } 1763 if (newSubtype == null || oldSubtype == null) { 1764 Slog.w(TAG, "Illegal subtype state: old subtype = " + oldSubtype 1765 + ", new subtype = " + newSubtype); 1766 return; 1767 } 1768 if (newSubtype != oldSubtype) { 1769 setSelectedInputMethodAndSubtypeLocked(info, subtypeId, true); 1770 if (mCurMethod != null) { 1771 try { 1772 refreshImeWindowVisibilityLocked(); 1773 mCurMethod.changeInputMethodSubtype(newSubtype); 1774 } catch (RemoteException e) { 1775 Slog.w(TAG, "Failed to call changeInputMethodSubtype"); 1776 } 1777 } 1778 } 1779 return; 1780 } 1781 1782 // Changing to a different IME. 1783 final long ident = Binder.clearCallingIdentity(); 1784 try { 1785 // Set a subtype to this input method. 1786 // subtypeId the name of a subtype which will be set. 1787 setSelectedInputMethodAndSubtypeLocked(info, subtypeId, false); 1788 // mCurMethodId should be updated after setSelectedInputMethodAndSubtypeLocked() 1789 // because mCurMethodId is stored as a history in 1790 // setSelectedInputMethodAndSubtypeLocked(). 1791 mCurMethodId = id; 1792 1793 if (ActivityManagerNative.isSystemReady()) { 1794 Intent intent = new Intent(Intent.ACTION_INPUT_METHOD_CHANGED); 1795 intent.addFlags(Intent.FLAG_RECEIVER_REPLACE_PENDING); 1796 intent.putExtra("input_method_id", id); 1797 mContext.sendBroadcastAsUser(intent, UserHandle.CURRENT); 1798 } 1799 unbindCurrentClientLocked(); 1800 } finally { 1801 Binder.restoreCallingIdentity(ident); 1802 } 1803 } 1804 1805 @Override 1806 public boolean showSoftInput(IInputMethodClient client, int flags, 1807 ResultReceiver resultReceiver) { 1808 if (!calledFromValidUser()) { 1809 return false; 1810 } 1811 int uid = Binder.getCallingUid(); 1812 long ident = Binder.clearCallingIdentity(); 1813 try { 1814 synchronized (mMethodMap) { 1815 if (mCurClient == null || client == null 1816 || mCurClient.client.asBinder() != client.asBinder()) { 1817 try { 1818 // We need to check if this is the current client with 1819 // focus in the window manager, to allow this call to 1820 // be made before input is started in it. 1821 if (!mIWindowManager.inputMethodClientHasFocus(client)) { 1822 Slog.w(TAG, "Ignoring showSoftInput of uid " + uid + ": " + client); 1823 return false; 1824 } 1825 } catch (RemoteException e) { 1826 return false; 1827 } 1828 } 1829 1830 if (DEBUG) Slog.v(TAG, "Client requesting input be shown"); 1831 return showCurrentInputLocked(flags, resultReceiver); 1832 } 1833 } finally { 1834 Binder.restoreCallingIdentity(ident); 1835 } 1836 } 1837 1838 boolean showCurrentInputLocked(int flags, ResultReceiver resultReceiver) { 1839 mShowRequested = true; 1840 if ((flags&InputMethodManager.SHOW_IMPLICIT) == 0) { 1841 mShowExplicitlyRequested = true; 1842 } 1843 if ((flags&InputMethodManager.SHOW_FORCED) != 0) { 1844 mShowExplicitlyRequested = true; 1845 mShowForced = true; 1846 } 1847 1848 if (!mSystemReady) { 1849 return false; 1850 } 1851 1852 boolean res = false; 1853 if (mCurMethod != null) { 1854 if (DEBUG) Slog.d(TAG, "showCurrentInputLocked: mCurToken=" + mCurToken); 1855 executeOrSendMessage(mCurMethod, mCaller.obtainMessageIOO( 1856 MSG_SHOW_SOFT_INPUT, getImeShowFlags(), mCurMethod, 1857 resultReceiver)); 1858 mInputShown = true; 1859 if (mHaveConnection && !mVisibleBound) { 1860 bindCurrentInputMethodService( 1861 mCurIntent, mVisibleConnection, Context.BIND_AUTO_CREATE 1862 | Context.BIND_TREAT_LIKE_ACTIVITY); 1863 mVisibleBound = true; 1864 } 1865 res = true; 1866 } else if (mHaveConnection && SystemClock.uptimeMillis() 1867 >= (mLastBindTime+TIME_TO_RECONNECT)) { 1868 // The client has asked to have the input method shown, but 1869 // we have been sitting here too long with a connection to the 1870 // service and no interface received, so let's disconnect/connect 1871 // to try to prod things along. 1872 EventLog.writeEvent(EventLogTags.IMF_FORCE_RECONNECT_IME, mCurMethodId, 1873 SystemClock.uptimeMillis()-mLastBindTime,1); 1874 Slog.w(TAG, "Force disconnect/connect to the IME in showCurrentInputLocked()"); 1875 mContext.unbindService(this); 1876 bindCurrentInputMethodService(mCurIntent, this, Context.BIND_AUTO_CREATE 1877 | Context.BIND_NOT_VISIBLE); 1878 } else { 1879 if (DEBUG) { 1880 Slog.d(TAG, "Can't show input: connection = " + mHaveConnection + ", time = " 1881 + ((mLastBindTime+TIME_TO_RECONNECT) - SystemClock.uptimeMillis())); 1882 } 1883 } 1884 1885 return res; 1886 } 1887 1888 @Override 1889 public boolean hideSoftInput(IInputMethodClient client, int flags, 1890 ResultReceiver resultReceiver) { 1891 if (!calledFromValidUser()) { 1892 return false; 1893 } 1894 int uid = Binder.getCallingUid(); 1895 long ident = Binder.clearCallingIdentity(); 1896 try { 1897 synchronized (mMethodMap) { 1898 if (mCurClient == null || client == null 1899 || mCurClient.client.asBinder() != client.asBinder()) { 1900 try { 1901 // We need to check if this is the current client with 1902 // focus in the window manager, to allow this call to 1903 // be made before input is started in it. 1904 if (!mIWindowManager.inputMethodClientHasFocus(client)) { 1905 if (DEBUG) Slog.w(TAG, "Ignoring hideSoftInput of uid " 1906 + uid + ": " + client); 1907 setImeWindowVisibilityStatusHiddenLocked(); 1908 return false; 1909 } 1910 } catch (RemoteException e) { 1911 setImeWindowVisibilityStatusHiddenLocked(); 1912 return false; 1913 } 1914 } 1915 1916 if (DEBUG) Slog.v(TAG, "Client requesting input be hidden"); 1917 return hideCurrentInputLocked(flags, resultReceiver); 1918 } 1919 } finally { 1920 Binder.restoreCallingIdentity(ident); 1921 } 1922 } 1923 1924 boolean hideCurrentInputLocked(int flags, ResultReceiver resultReceiver) { 1925 if ((flags&InputMethodManager.HIDE_IMPLICIT_ONLY) != 0 1926 && (mShowExplicitlyRequested || mShowForced)) { 1927 if (DEBUG) Slog.v(TAG, "Not hiding: explicit show not cancelled by non-explicit hide"); 1928 return false; 1929 } 1930 if (mShowForced && (flags&InputMethodManager.HIDE_NOT_ALWAYS) != 0) { 1931 if (DEBUG) Slog.v(TAG, "Not hiding: forced show not cancelled by not-always hide"); 1932 return false; 1933 } 1934 boolean res; 1935 if (mInputShown && mCurMethod != null) { 1936 executeOrSendMessage(mCurMethod, mCaller.obtainMessageOO( 1937 MSG_HIDE_SOFT_INPUT, mCurMethod, resultReceiver)); 1938 res = true; 1939 } else { 1940 res = false; 1941 } 1942 if (mHaveConnection && mVisibleBound) { 1943 mContext.unbindService(mVisibleConnection); 1944 mVisibleBound = false; 1945 } 1946 mInputShown = false; 1947 mShowRequested = false; 1948 mShowExplicitlyRequested = false; 1949 mShowForced = false; 1950 return res; 1951 } 1952 1953 @Override 1954 public InputBindResult windowGainedFocus(IInputMethodClient client, IBinder windowToken, 1955 int controlFlags, int softInputMode, int windowFlags, 1956 EditorInfo attribute, IInputContext inputContext) { 1957 // Needs to check the validity before clearing calling identity 1958 final boolean calledFromValidUser = calledFromValidUser(); 1959 1960 InputBindResult res = null; 1961 long ident = Binder.clearCallingIdentity(); 1962 try { 1963 synchronized (mMethodMap) { 1964 if (DEBUG) Slog.v(TAG, "windowGainedFocus: " + client.asBinder() 1965 + " controlFlags=#" + Integer.toHexString(controlFlags) 1966 + " softInputMode=#" + Integer.toHexString(softInputMode) 1967 + " windowFlags=#" + Integer.toHexString(windowFlags)); 1968 1969 ClientState cs = mClients.get(client.asBinder()); 1970 if (cs == null) { 1971 throw new IllegalArgumentException("unknown client " 1972 + client.asBinder()); 1973 } 1974 1975 try { 1976 if (!mIWindowManager.inputMethodClientHasFocus(cs.client)) { 1977 // Check with the window manager to make sure this client actually 1978 // has a window with focus. If not, reject. This is thread safe 1979 // because if the focus changes some time before or after, the 1980 // next client receiving focus that has any interest in input will 1981 // be calling through here after that change happens. 1982 Slog.w(TAG, "Focus gain on non-focused client " + cs.client 1983 + " (uid=" + cs.uid + " pid=" + cs.pid + ")"); 1984 return null; 1985 } 1986 } catch (RemoteException e) { 1987 } 1988 1989 if (!calledFromValidUser) { 1990 Slog.w(TAG, "A background user is requesting window. Hiding IME."); 1991 Slog.w(TAG, "If you want to interect with IME, you need " 1992 + "android.permission.INTERACT_ACROSS_USERS_FULL"); 1993 hideCurrentInputLocked(0, null); 1994 return null; 1995 } 1996 1997 if (mCurFocusedWindow == windowToken) { 1998 Slog.w(TAG, "Window already focused, ignoring focus gain of: " + client 1999 + " attribute=" + attribute + ", token = " + windowToken); 2000 if (attribute != null) { 2001 return startInputUncheckedLocked(cs, inputContext, attribute, 2002 controlFlags); 2003 } 2004 return null; 2005 } 2006 mCurFocusedWindow = windowToken; 2007 2008 // Should we auto-show the IME even if the caller has not 2009 // specified what should be done with it? 2010 // We only do this automatically if the window can resize 2011 // to accommodate the IME (so what the user sees will give 2012 // them good context without input information being obscured 2013 // by the IME) or if running on a large screen where there 2014 // is more room for the target window + IME. 2015 final boolean doAutoShow = 2016 (softInputMode & WindowManager.LayoutParams.SOFT_INPUT_MASK_ADJUST) 2017 == WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE 2018 || mRes.getConfiguration().isLayoutSizeAtLeast( 2019 Configuration.SCREENLAYOUT_SIZE_LARGE); 2020 final boolean isTextEditor = 2021 (controlFlags&InputMethodManager.CONTROL_WINDOW_IS_TEXT_EDITOR) != 0; 2022 2023 // We want to start input before showing the IME, but after closing 2024 // it. We want to do this after closing it to help the IME disappear 2025 // more quickly (not get stuck behind it initializing itself for the 2026 // new focused input, even if its window wants to hide the IME). 2027 boolean didStart = false; 2028 2029 switch (softInputMode&WindowManager.LayoutParams.SOFT_INPUT_MASK_STATE) { 2030 case WindowManager.LayoutParams.SOFT_INPUT_STATE_UNSPECIFIED: 2031 if (!isTextEditor || !doAutoShow) { 2032 if (WindowManager.LayoutParams.mayUseInputMethod(windowFlags)) { 2033 // There is no focus view, and this window will 2034 // be behind any soft input window, so hide the 2035 // soft input window if it is shown. 2036 if (DEBUG) Slog.v(TAG, "Unspecified window will hide input"); 2037 hideCurrentInputLocked(InputMethodManager.HIDE_NOT_ALWAYS, null); 2038 } 2039 } else if (isTextEditor && doAutoShow && (softInputMode & 2040 WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION) != 0) { 2041 // There is a focus view, and we are navigating forward 2042 // into the window, so show the input window for the user. 2043 // We only do this automatically if the window can resize 2044 // to accommodate the IME (so what the user sees will give 2045 // them good context without input information being obscured 2046 // by the IME) or if running on a large screen where there 2047 // is more room for the target window + IME. 2048 if (DEBUG) Slog.v(TAG, "Unspecified window will show input"); 2049 if (attribute != null) { 2050 res = startInputUncheckedLocked(cs, inputContext, attribute, 2051 controlFlags); 2052 didStart = true; 2053 } 2054 showCurrentInputLocked(InputMethodManager.SHOW_IMPLICIT, null); 2055 } 2056 break; 2057 case WindowManager.LayoutParams.SOFT_INPUT_STATE_UNCHANGED: 2058 // Do nothing. 2059 break; 2060 case WindowManager.LayoutParams.SOFT_INPUT_STATE_HIDDEN: 2061 if ((softInputMode & 2062 WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION) != 0) { 2063 if (DEBUG) Slog.v(TAG, "Window asks to hide input going forward"); 2064 hideCurrentInputLocked(0, null); 2065 } 2066 break; 2067 case WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_HIDDEN: 2068 if (DEBUG) Slog.v(TAG, "Window asks to hide input"); 2069 hideCurrentInputLocked(0, null); 2070 break; 2071 case WindowManager.LayoutParams.SOFT_INPUT_STATE_VISIBLE: 2072 if ((softInputMode & 2073 WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION) != 0) { 2074 if (DEBUG) Slog.v(TAG, "Window asks to show input going forward"); 2075 if (attribute != null) { 2076 res = startInputUncheckedLocked(cs, inputContext, attribute, 2077 controlFlags); 2078 didStart = true; 2079 } 2080 showCurrentInputLocked(InputMethodManager.SHOW_IMPLICIT, null); 2081 } 2082 break; 2083 case WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_VISIBLE: 2084 if (DEBUG) Slog.v(TAG, "Window asks to always show input"); 2085 if (attribute != null) { 2086 res = startInputUncheckedLocked(cs, inputContext, attribute, 2087 controlFlags); 2088 didStart = true; 2089 } 2090 showCurrentInputLocked(InputMethodManager.SHOW_IMPLICIT, null); 2091 break; 2092 } 2093 2094 if (!didStart && attribute != null) { 2095 res = startInputUncheckedLocked(cs, inputContext, attribute, 2096 controlFlags); 2097 } 2098 } 2099 } finally { 2100 Binder.restoreCallingIdentity(ident); 2101 } 2102 2103 return res; 2104 } 2105 2106 @Override 2107 public void showInputMethodPickerFromClient(IInputMethodClient client) { 2108 if (!calledFromValidUser()) { 2109 return; 2110 } 2111 synchronized (mMethodMap) { 2112 if (mCurClient == null || client == null 2113 || mCurClient.client.asBinder() != client.asBinder()) { 2114 Slog.w(TAG, "Ignoring showInputMethodPickerFromClient of uid " 2115 + Binder.getCallingUid() + ": " + client); 2116 } 2117 2118 // Always call subtype picker, because subtype picker is a superset of input method 2119 // picker. 2120 mHandler.sendEmptyMessage(MSG_SHOW_IM_SUBTYPE_PICKER); 2121 } 2122 } 2123 2124 @Override 2125 public void setInputMethod(IBinder token, String id) { 2126 if (!calledFromValidUser()) { 2127 return; 2128 } 2129 setInputMethodWithSubtypeId(token, id, NOT_A_SUBTYPE_ID); 2130 } 2131 2132 @Override 2133 public void setInputMethodAndSubtype(IBinder token, String id, InputMethodSubtype subtype) { 2134 if (!calledFromValidUser()) { 2135 return; 2136 } 2137 synchronized (mMethodMap) { 2138 if (subtype != null) { 2139 setInputMethodWithSubtypeIdLocked(token, id, 2140 InputMethodUtils.getSubtypeIdFromHashCode(mMethodMap.get(id), 2141 subtype.hashCode())); 2142 } else { 2143 setInputMethod(token, id); 2144 } 2145 } 2146 } 2147 2148 @Override 2149 public void showInputMethodAndSubtypeEnablerFromClient( 2150 IInputMethodClient client, String inputMethodId) { 2151 if (!calledFromValidUser()) { 2152 return; 2153 } 2154 synchronized (mMethodMap) { 2155 if (mCurClient == null || client == null 2156 || mCurClient.client.asBinder() != client.asBinder()) { 2157 Slog.w(TAG, "Ignoring showInputMethodAndSubtypeEnablerFromClient of: " + client); 2158 } 2159 executeOrSendMessage(mCurMethod, mCaller.obtainMessageO( 2160 MSG_SHOW_IM_SUBTYPE_ENABLER, inputMethodId)); 2161 } 2162 } 2163 2164 @Override 2165 public boolean switchToLastInputMethod(IBinder token) { 2166 if (!calledFromValidUser()) { 2167 return false; 2168 } 2169 synchronized (mMethodMap) { 2170 final Pair<String, String> lastIme = mSettings.getLastInputMethodAndSubtypeLocked(); 2171 final InputMethodInfo lastImi; 2172 if (lastIme != null) { 2173 lastImi = mMethodMap.get(lastIme.first); 2174 } else { 2175 lastImi = null; 2176 } 2177 String targetLastImiId = null; 2178 int subtypeId = NOT_A_SUBTYPE_ID; 2179 if (lastIme != null && lastImi != null) { 2180 final boolean imiIdIsSame = lastImi.getId().equals(mCurMethodId); 2181 final int lastSubtypeHash = Integer.valueOf(lastIme.second); 2182 final int currentSubtypeHash = mCurrentSubtype == null ? NOT_A_SUBTYPE_ID 2183 : mCurrentSubtype.hashCode(); 2184 // If the last IME is the same as the current IME and the last subtype is not 2185 // defined, there is no need to switch to the last IME. 2186 if (!imiIdIsSame || lastSubtypeHash != currentSubtypeHash) { 2187 targetLastImiId = lastIme.first; 2188 subtypeId = InputMethodUtils.getSubtypeIdFromHashCode(lastImi, lastSubtypeHash); 2189 } 2190 } 2191 2192 if (TextUtils.isEmpty(targetLastImiId) 2193 && !InputMethodUtils.canAddToLastInputMethod(mCurrentSubtype)) { 2194 // This is a safety net. If the currentSubtype can't be added to the history 2195 // and the framework couldn't find the last ime, we will make the last ime be 2196 // the most applicable enabled keyboard subtype of the system imes. 2197 final List<InputMethodInfo> enabled = mSettings.getEnabledInputMethodListLocked(); 2198 if (enabled != null) { 2199 final int N = enabled.size(); 2200 final String locale = mCurrentSubtype == null 2201 ? mRes.getConfiguration().locale.toString() 2202 : mCurrentSubtype.getLocale(); 2203 for (int i = 0; i < N; ++i) { 2204 final InputMethodInfo imi = enabled.get(i); 2205 if (imi.getSubtypeCount() > 0 && InputMethodUtils.isSystemIme(imi)) { 2206 InputMethodSubtype keyboardSubtype = 2207 InputMethodUtils.findLastResortApplicableSubtypeLocked(mRes, 2208 InputMethodUtils.getSubtypes(imi), 2209 InputMethodUtils.SUBTYPE_MODE_KEYBOARD, locale, true); 2210 if (keyboardSubtype != null) { 2211 targetLastImiId = imi.getId(); 2212 subtypeId = InputMethodUtils.getSubtypeIdFromHashCode( 2213 imi, keyboardSubtype.hashCode()); 2214 if(keyboardSubtype.getLocale().equals(locale)) { 2215 break; 2216 } 2217 } 2218 } 2219 } 2220 } 2221 } 2222 2223 if (!TextUtils.isEmpty(targetLastImiId)) { 2224 if (DEBUG) { 2225 Slog.d(TAG, "Switch to: " + lastImi.getId() + ", " + lastIme.second 2226 + ", from: " + mCurMethodId + ", " + subtypeId); 2227 } 2228 setInputMethodWithSubtypeIdLocked(token, targetLastImiId, subtypeId); 2229 return true; 2230 } else { 2231 return false; 2232 } 2233 } 2234 } 2235 2236 @Override 2237 public boolean switchToNextInputMethod(IBinder token, boolean onlyCurrentIme) { 2238 if (!calledFromValidUser()) { 2239 return false; 2240 } 2241 synchronized (mMethodMap) { 2242 if (!calledWithValidToken(token)) { 2243 final int uid = Binder.getCallingUid(); 2244 Slog.e(TAG, "Ignoring switchToNextInputMethod due to an invalid token. uid:" + uid 2245 + " token:" + token); 2246 return false; 2247 } 2248 final ImeSubtypeListItem nextSubtype = mSwitchingController.getNextInputMethodLocked( 2249 onlyCurrentIme, mMethodMap.get(mCurMethodId), mCurrentSubtype); 2250 if (nextSubtype == null) { 2251 return false; 2252 } 2253 setInputMethodWithSubtypeIdLocked(token, nextSubtype.mImi.getId(), 2254 nextSubtype.mSubtypeId); 2255 return true; 2256 } 2257 } 2258 2259 @Override 2260 public boolean shouldOfferSwitchingToNextInputMethod(IBinder token) { 2261 if (!calledFromValidUser()) { 2262 return false; 2263 } 2264 synchronized (mMethodMap) { 2265 if (!calledWithValidToken(token)) { 2266 final int uid = Binder.getCallingUid(); 2267 Slog.e(TAG, "Ignoring shouldOfferSwitchingToNextInputMethod due to an invalid " 2268 + "token. uid:" + uid + " token:" + token); 2269 return false; 2270 } 2271 final ImeSubtypeListItem nextSubtype = mSwitchingController.getNextInputMethodLocked( 2272 false /* onlyCurrentIme */, mMethodMap.get(mCurMethodId), mCurrentSubtype); 2273 if (nextSubtype == null) { 2274 return false; 2275 } 2276 return true; 2277 } 2278 } 2279 2280 @Override 2281 public InputMethodSubtype getLastInputMethodSubtype() { 2282 if (!calledFromValidUser()) { 2283 return null; 2284 } 2285 synchronized (mMethodMap) { 2286 final Pair<String, String> lastIme = mSettings.getLastInputMethodAndSubtypeLocked(); 2287 // TODO: Handle the case of the last IME with no subtypes 2288 if (lastIme == null || TextUtils.isEmpty(lastIme.first) 2289 || TextUtils.isEmpty(lastIme.second)) return null; 2290 final InputMethodInfo lastImi = mMethodMap.get(lastIme.first); 2291 if (lastImi == null) return null; 2292 try { 2293 final int lastSubtypeHash = Integer.valueOf(lastIme.second); 2294 final int lastSubtypeId = 2295 InputMethodUtils.getSubtypeIdFromHashCode(lastImi, lastSubtypeHash); 2296 if (lastSubtypeId < 0 || lastSubtypeId >= lastImi.getSubtypeCount()) { 2297 return null; 2298 } 2299 return lastImi.getSubtypeAt(lastSubtypeId); 2300 } catch (NumberFormatException e) { 2301 return null; 2302 } 2303 } 2304 } 2305 2306 @Override 2307 public void setAdditionalInputMethodSubtypes(String imiId, InputMethodSubtype[] subtypes) { 2308 if (!calledFromValidUser()) { 2309 return; 2310 } 2311 // By this IPC call, only a process which shares the same uid with the IME can add 2312 // additional input method subtypes to the IME. 2313 if (TextUtils.isEmpty(imiId) || subtypes == null || subtypes.length == 0) return; 2314 synchronized (mMethodMap) { 2315 final InputMethodInfo imi = mMethodMap.get(imiId); 2316 if (imi == null) return; 2317 final String[] packageInfos; 2318 try { 2319 packageInfos = mIPackageManager.getPackagesForUid(Binder.getCallingUid()); 2320 } catch (RemoteException e) { 2321 Slog.e(TAG, "Failed to get package infos"); 2322 return; 2323 } 2324 if (packageInfos != null) { 2325 final int packageNum = packageInfos.length; 2326 for (int i = 0; i < packageNum; ++i) { 2327 if (packageInfos[i].equals(imi.getPackageName())) { 2328 mFileManager.addInputMethodSubtypes(imi, subtypes); 2329 final long ident = Binder.clearCallingIdentity(); 2330 try { 2331 buildInputMethodListLocked(mMethodList, mMethodMap, 2332 false /* resetDefaultEnabledIme */); 2333 } finally { 2334 Binder.restoreCallingIdentity(ident); 2335 } 2336 return; 2337 } 2338 } 2339 } 2340 } 2341 return; 2342 } 2343 2344 @Override 2345 public int getInputMethodWindowVisibleHeight() { 2346 return mWindowManagerService.getInputMethodWindowVisibleHeight(); 2347 } 2348 2349 @Override 2350 public void notifyUserAction(int sequenceNumber) { 2351 if (DEBUG) { 2352 Slog.d(TAG, "Got the notification of a user action. sequenceNumber:" + sequenceNumber); 2353 } 2354 synchronized (mMethodMap) { 2355 if (mCurUserActionNotificationSequenceNumber != sequenceNumber) { 2356 if (DEBUG) { 2357 Slog.d(TAG, "Ignoring the user action notification due to the sequence number " 2358 + "mismatch. expected:" + mCurUserActionNotificationSequenceNumber 2359 + " actual: " + sequenceNumber); 2360 } 2361 return; 2362 } 2363 final InputMethodInfo imi = mMethodMap.get(mCurMethodId); 2364 if (imi != null) { 2365 mSwitchingController.onUserActionLocked(imi, mCurrentSubtype); 2366 } 2367 } 2368 } 2369 2370 private void setInputMethodWithSubtypeId(IBinder token, String id, int subtypeId) { 2371 synchronized (mMethodMap) { 2372 setInputMethodWithSubtypeIdLocked(token, id, subtypeId); 2373 } 2374 } 2375 2376 private void setInputMethodWithSubtypeIdLocked(IBinder token, String id, int subtypeId) { 2377 if (token == null) { 2378 if (mContext.checkCallingOrSelfPermission( 2379 android.Manifest.permission.WRITE_SECURE_SETTINGS) 2380 != PackageManager.PERMISSION_GRANTED) { 2381 throw new SecurityException( 2382 "Using null token requires permission " 2383 + android.Manifest.permission.WRITE_SECURE_SETTINGS); 2384 } 2385 } else if (mCurToken != token) { 2386 Slog.w(TAG, "Ignoring setInputMethod of uid " + Binder.getCallingUid() 2387 + " token: " + token); 2388 return; 2389 } 2390 2391 final long ident = Binder.clearCallingIdentity(); 2392 try { 2393 setInputMethodLocked(id, subtypeId); 2394 } finally { 2395 Binder.restoreCallingIdentity(ident); 2396 } 2397 } 2398 2399 @Override 2400 public void hideMySoftInput(IBinder token, int flags) { 2401 if (!calledFromValidUser()) { 2402 return; 2403 } 2404 synchronized (mMethodMap) { 2405 if (!calledWithValidToken(token)) { 2406 final int uid = Binder.getCallingUid(); 2407 Slog.e(TAG, "Ignoring hideInputMethod due to an invalid token. uid:" 2408 + uid + " token:" + token); 2409 return; 2410 } 2411 long ident = Binder.clearCallingIdentity(); 2412 try { 2413 hideCurrentInputLocked(flags, null); 2414 } finally { 2415 Binder.restoreCallingIdentity(ident); 2416 } 2417 } 2418 } 2419 2420 @Override 2421 public void showMySoftInput(IBinder token, int flags) { 2422 if (!calledFromValidUser()) { 2423 return; 2424 } 2425 synchronized (mMethodMap) { 2426 if (!calledWithValidToken(token)) { 2427 final int uid = Binder.getCallingUid(); 2428 Slog.e(TAG, "Ignoring showMySoftInput due to an invalid token. uid:" 2429 + uid + " token:" + token); 2430 return; 2431 } 2432 long ident = Binder.clearCallingIdentity(); 2433 try { 2434 showCurrentInputLocked(flags, null); 2435 } finally { 2436 Binder.restoreCallingIdentity(ident); 2437 } 2438 } 2439 } 2440 2441 void setEnabledSessionInMainThread(SessionState session) { 2442 if (mEnabledSession != session) { 2443 if (mEnabledSession != null && mEnabledSession.session != null) { 2444 try { 2445 if (DEBUG) Slog.v(TAG, "Disabling: " + mEnabledSession); 2446 mEnabledSession.method.setSessionEnabled(mEnabledSession.session, false); 2447 } catch (RemoteException e) { 2448 } 2449 } 2450 mEnabledSession = session; 2451 if (mEnabledSession != null && mEnabledSession.session != null) { 2452 try { 2453 if (DEBUG) Slog.v(TAG, "Enabling: " + mEnabledSession); 2454 mEnabledSession.method.setSessionEnabled(mEnabledSession.session, true); 2455 } catch (RemoteException e) { 2456 } 2457 } 2458 } 2459 } 2460 2461 @Override 2462 public boolean handleMessage(Message msg) { 2463 SomeArgs args; 2464 switch (msg.what) { 2465 case MSG_SHOW_IM_PICKER: 2466 showInputMethodMenu(); 2467 return true; 2468 2469 case MSG_SHOW_IM_SUBTYPE_PICKER: 2470 showInputMethodSubtypeMenu(); 2471 return true; 2472 2473 case MSG_SHOW_IM_SUBTYPE_ENABLER: 2474 args = (SomeArgs)msg.obj; 2475 showInputMethodAndSubtypeEnabler((String)args.arg1); 2476 args.recycle(); 2477 return true; 2478 2479 case MSG_SHOW_IM_CONFIG: 2480 showConfigureInputMethods(); 2481 return true; 2482 2483 // --------------------------------------------------------- 2484 2485 case MSG_UNBIND_INPUT: 2486 try { 2487 ((IInputMethod)msg.obj).unbindInput(); 2488 } catch (RemoteException e) { 2489 // There is nothing interesting about the method dying. 2490 } 2491 return true; 2492 case MSG_BIND_INPUT: 2493 args = (SomeArgs)msg.obj; 2494 try { 2495 ((IInputMethod)args.arg1).bindInput((InputBinding)args.arg2); 2496 } catch (RemoteException e) { 2497 } 2498 args.recycle(); 2499 return true; 2500 case MSG_SHOW_SOFT_INPUT: 2501 args = (SomeArgs)msg.obj; 2502 try { 2503 if (DEBUG) Slog.v(TAG, "Calling " + args.arg1 + ".showSoftInput(" 2504 + msg.arg1 + ", " + args.arg2 + ")"); 2505 ((IInputMethod)args.arg1).showSoftInput(msg.arg1, (ResultReceiver)args.arg2); 2506 } catch (RemoteException e) { 2507 } 2508 args.recycle(); 2509 return true; 2510 case MSG_HIDE_SOFT_INPUT: 2511 args = (SomeArgs)msg.obj; 2512 try { 2513 if (DEBUG) Slog.v(TAG, "Calling " + args.arg1 + ".hideSoftInput(0, " 2514 + args.arg2 + ")"); 2515 ((IInputMethod)args.arg1).hideSoftInput(0, (ResultReceiver)args.arg2); 2516 } catch (RemoteException e) { 2517 } 2518 args.recycle(); 2519 return true; 2520 case MSG_ATTACH_TOKEN: 2521 args = (SomeArgs)msg.obj; 2522 try { 2523 if (DEBUG) Slog.v(TAG, "Sending attach of token: " + args.arg2); 2524 ((IInputMethod)args.arg1).attachToken((IBinder)args.arg2); 2525 } catch (RemoteException e) { 2526 } 2527 args.recycle(); 2528 return true; 2529 case MSG_CREATE_SESSION: { 2530 args = (SomeArgs)msg.obj; 2531 IInputMethod method = (IInputMethod)args.arg1; 2532 InputChannel channel = (InputChannel)args.arg2; 2533 try { 2534 method.createSession(channel, (IInputSessionCallback)args.arg3); 2535 } catch (RemoteException e) { 2536 } finally { 2537 // Dispose the channel if the input method is not local to this process 2538 // because the remote proxy will get its own copy when unparceled. 2539 if (channel != null && Binder.isProxy(method)) { 2540 channel.dispose(); 2541 } 2542 } 2543 args.recycle(); 2544 return true; 2545 } 2546 // --------------------------------------------------------- 2547 2548 case MSG_START_INPUT: 2549 args = (SomeArgs)msg.obj; 2550 try { 2551 SessionState session = (SessionState)args.arg1; 2552 setEnabledSessionInMainThread(session); 2553 session.method.startInput((IInputContext)args.arg2, 2554 (EditorInfo)args.arg3); 2555 } catch (RemoteException e) { 2556 } 2557 args.recycle(); 2558 return true; 2559 case MSG_RESTART_INPUT: 2560 args = (SomeArgs)msg.obj; 2561 try { 2562 SessionState session = (SessionState)args.arg1; 2563 setEnabledSessionInMainThread(session); 2564 session.method.restartInput((IInputContext)args.arg2, 2565 (EditorInfo)args.arg3); 2566 } catch (RemoteException e) { 2567 } 2568 args.recycle(); 2569 return true; 2570 2571 // --------------------------------------------------------- 2572 2573 case MSG_UNBIND_METHOD: 2574 try { 2575 ((IInputMethodClient)msg.obj).onUnbindMethod(msg.arg1); 2576 } catch (RemoteException e) { 2577 // There is nothing interesting about the last client dying. 2578 } 2579 return true; 2580 case MSG_BIND_METHOD: { 2581 args = (SomeArgs)msg.obj; 2582 IInputMethodClient client = (IInputMethodClient)args.arg1; 2583 InputBindResult res = (InputBindResult)args.arg2; 2584 try { 2585 client.onBindMethod(res); 2586 } catch (RemoteException e) { 2587 Slog.w(TAG, "Client died receiving input method " + args.arg2); 2588 } finally { 2589 // Dispose the channel if the input method is not local to this process 2590 // because the remote proxy will get its own copy when unparceled. 2591 if (res.channel != null && Binder.isProxy(client)) { 2592 res.channel.dispose(); 2593 } 2594 } 2595 args.recycle(); 2596 return true; 2597 } 2598 case MSG_SET_ACTIVE: 2599 try { 2600 ((ClientState)msg.obj).client.setActive(msg.arg1 != 0); 2601 } catch (RemoteException e) { 2602 Slog.w(TAG, "Got RemoteException sending setActive(false) notification to pid " 2603 + ((ClientState)msg.obj).pid + " uid " 2604 + ((ClientState)msg.obj).uid); 2605 } 2606 return true; 2607 case MSG_SET_USER_ACTION_NOTIFICATION_SEQUENCE_NUMBER: { 2608 final int sequenceNumber = msg.arg1; 2609 final IInputMethodClient client = (IInputMethodClient)msg.obj; 2610 try { 2611 client.setUserActionNotificationSequenceNumber(sequenceNumber); 2612 } catch (RemoteException e) { 2613 Slog.w(TAG, "Got RemoteException sending " 2614 + "setUserActionNotificationSequenceNumber(" 2615 + sequenceNumber + ") notification to pid " 2616 + ((ClientState)msg.obj).pid + " uid " 2617 + ((ClientState)msg.obj).uid); 2618 } 2619 return true; 2620 } 2621 2622 // -------------------------------------------------------------- 2623 case MSG_HARD_KEYBOARD_SWITCH_CHANGED: 2624 mHardKeyboardListener.handleHardKeyboardStatusChange(msg.arg1 == 1); 2625 return true; 2626 } 2627 return false; 2628 } 2629 2630 private boolean chooseNewDefaultIMELocked() { 2631 final InputMethodInfo imi = InputMethodUtils.getMostApplicableDefaultIME( 2632 mSettings.getEnabledInputMethodListLocked()); 2633 if (imi != null) { 2634 if (DEBUG) { 2635 Slog.d(TAG, "New default IME was selected: " + imi.getId()); 2636 } 2637 resetSelectedInputMethodAndSubtypeLocked(imi.getId()); 2638 return true; 2639 } 2640 2641 return false; 2642 } 2643 2644 void buildInputMethodListLocked(ArrayList<InputMethodInfo> list, 2645 HashMap<String, InputMethodInfo> map, boolean resetDefaultEnabledIme) { 2646 if (DEBUG) { 2647 Slog.d(TAG, "--- re-buildInputMethodList reset = " + resetDefaultEnabledIme 2648 + " \n ------ \n" + InputMethodUtils.getStackTrace()); 2649 } 2650 list.clear(); 2651 map.clear(); 2652 2653 // Use for queryIntentServicesAsUser 2654 final PackageManager pm = mContext.getPackageManager(); 2655 String disabledSysImes = mSettings.getDisabledSystemInputMethods(); 2656 if (disabledSysImes == null) disabledSysImes = ""; 2657 2658 final List<ResolveInfo> services = pm.queryIntentServicesAsUser( 2659 new Intent(InputMethod.SERVICE_INTERFACE), 2660 PackageManager.GET_META_DATA | PackageManager.GET_DISABLED_UNTIL_USED_COMPONENTS, 2661 mSettings.getCurrentUserId()); 2662 2663 final HashMap<String, List<InputMethodSubtype>> additionalSubtypes = 2664 mFileManager.getAllAdditionalInputMethodSubtypes(); 2665 for (int i = 0; i < services.size(); ++i) { 2666 ResolveInfo ri = services.get(i); 2667 ServiceInfo si = ri.serviceInfo; 2668 ComponentName compName = new ComponentName(si.packageName, si.name); 2669 if (!android.Manifest.permission.BIND_INPUT_METHOD.equals( 2670 si.permission)) { 2671 Slog.w(TAG, "Skipping input method " + compName 2672 + ": it does not require the permission " 2673 + android.Manifest.permission.BIND_INPUT_METHOD); 2674 continue; 2675 } 2676 2677 if (DEBUG) Slog.d(TAG, "Checking " + compName); 2678 2679 try { 2680 InputMethodInfo p = new InputMethodInfo(mContext, ri, additionalSubtypes); 2681 list.add(p); 2682 final String id = p.getId(); 2683 map.put(id, p); 2684 2685 if (DEBUG) { 2686 Slog.d(TAG, "Found an input method " + p); 2687 } 2688 2689 } catch (XmlPullParserException e) { 2690 Slog.w(TAG, "Unable to load input method " + compName, e); 2691 } catch (IOException e) { 2692 Slog.w(TAG, "Unable to load input method " + compName, e); 2693 } 2694 } 2695 2696 if (resetDefaultEnabledIme) { 2697 final ArrayList<InputMethodInfo> defaultEnabledIme = 2698 InputMethodUtils.getDefaultEnabledImes(mContext, mSystemReady, list); 2699 for (int i = 0; i < defaultEnabledIme.size(); ++i) { 2700 final InputMethodInfo imi = defaultEnabledIme.get(i); 2701 if (DEBUG) { 2702 Slog.d(TAG, "--- enable ime = " + imi); 2703 } 2704 setInputMethodEnabledLocked(imi.getId(), true); 2705 } 2706 } 2707 2708 final String defaultImiId = mSettings.getSelectedInputMethod(); 2709 if (!TextUtils.isEmpty(defaultImiId)) { 2710 if (!map.containsKey(defaultImiId)) { 2711 Slog.w(TAG, "Default IME is uninstalled. Choose new default IME."); 2712 if (chooseNewDefaultIMELocked()) { 2713 updateInputMethodsFromSettingsLocked(true); 2714 } 2715 } else { 2716 // Double check that the default IME is certainly enabled. 2717 setInputMethodEnabledLocked(defaultImiId, true); 2718 } 2719 } 2720 // Here is not the perfect place to reset the switching controller. Ideally 2721 // mSwitchingController and mSettings should be able to share the same state. 2722 // TODO: Make sure that mSwitchingController and mSettings are sharing the 2723 // the same enabled IMEs list. 2724 mSwitchingController.resetCircularListLocked(mContext); 2725 } 2726 2727 // ---------------------------------------------------------------------- 2728 2729 private void showInputMethodMenu() { 2730 showInputMethodMenuInternal(false); 2731 } 2732 2733 private void showInputMethodSubtypeMenu() { 2734 showInputMethodMenuInternal(true); 2735 } 2736 2737 private void showInputMethodAndSubtypeEnabler(String inputMethodId) { 2738 Intent intent = new Intent(Settings.ACTION_INPUT_METHOD_SUBTYPE_SETTINGS); 2739 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 2740 | Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED 2741 | Intent.FLAG_ACTIVITY_CLEAR_TOP); 2742 if (!TextUtils.isEmpty(inputMethodId)) { 2743 intent.putExtra(Settings.EXTRA_INPUT_METHOD_ID, inputMethodId); 2744 } 2745 mContext.startActivityAsUser(intent, null, UserHandle.CURRENT); 2746 } 2747 2748 private void showConfigureInputMethods() { 2749 Intent intent = new Intent(Settings.ACTION_INPUT_METHOD_SETTINGS); 2750 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 2751 | Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED 2752 | Intent.FLAG_ACTIVITY_CLEAR_TOP); 2753 mContext.startActivityAsUser(intent, null, UserHandle.CURRENT); 2754 } 2755 2756 private boolean isScreenLocked() { 2757 return mKeyguardManager != null 2758 && mKeyguardManager.isKeyguardLocked() && mKeyguardManager.isKeyguardSecure(); 2759 } 2760 2761 private void showInputMethodMenuInternal(boolean showSubtypes) { 2762 if (DEBUG) Slog.v(TAG, "Show switching menu"); 2763 2764 final Context context = mContext; 2765 final boolean isScreenLocked = isScreenLocked(); 2766 2767 final String lastInputMethodId = mSettings.getSelectedInputMethod(); 2768 int lastInputMethodSubtypeId = mSettings.getSelectedInputMethodSubtypeId(lastInputMethodId); 2769 if (DEBUG) Slog.v(TAG, "Current IME: " + lastInputMethodId); 2770 2771 synchronized (mMethodMap) { 2772 final HashMap<InputMethodInfo, List<InputMethodSubtype>> immis = 2773 mSettings.getExplicitlyOrImplicitlyEnabledInputMethodsAndSubtypeListLocked( 2774 mContext); 2775 if (immis == null || immis.size() == 0) { 2776 return; 2777 } 2778 2779 hideInputMethodMenuLocked(); 2780 2781 final List<ImeSubtypeListItem> imList = 2782 mSwitchingController.getSortedInputMethodAndSubtypeListLocked( 2783 showSubtypes, mInputShown, isScreenLocked); 2784 2785 if (lastInputMethodSubtypeId == NOT_A_SUBTYPE_ID) { 2786 final InputMethodSubtype currentSubtype = getCurrentInputMethodSubtypeLocked(); 2787 if (currentSubtype != null) { 2788 final InputMethodInfo currentImi = mMethodMap.get(mCurMethodId); 2789 lastInputMethodSubtypeId = InputMethodUtils.getSubtypeIdFromHashCode( 2790 currentImi, currentSubtype.hashCode()); 2791 } 2792 } 2793 2794 final int N = imList.size(); 2795 mIms = new InputMethodInfo[N]; 2796 mSubtypeIds = new int[N]; 2797 int checkedItem = 0; 2798 for (int i = 0; i < N; ++i) { 2799 final ImeSubtypeListItem item = imList.get(i); 2800 mIms[i] = item.mImi; 2801 mSubtypeIds[i] = item.mSubtypeId; 2802 if (mIms[i].getId().equals(lastInputMethodId)) { 2803 int subtypeId = mSubtypeIds[i]; 2804 if ((subtypeId == NOT_A_SUBTYPE_ID) 2805 || (lastInputMethodSubtypeId == NOT_A_SUBTYPE_ID && subtypeId == 0) 2806 || (subtypeId == lastInputMethodSubtypeId)) { 2807 checkedItem = i; 2808 } 2809 } 2810 } 2811 final Context themedContext = new ContextThemeWrapper(context, 2812 android.R.style.Theme_DeviceDefault_Settings); 2813 mDialogBuilder = new AlertDialog.Builder(themedContext); 2814 final TypedArray a = themedContext.obtainStyledAttributes(null, 2815 com.android.internal.R.styleable.DialogPreference, 2816 com.android.internal.R.attr.alertDialogStyle, 0); 2817 mDialogBuilder.setIcon(a.getDrawable( 2818 com.android.internal.R.styleable.DialogPreference_dialogIcon)); 2819 a.recycle(); 2820 mDialogBuilder.setOnCancelListener(new OnCancelListener() { 2821 @Override 2822 public void onCancel(DialogInterface dialog) { 2823 hideInputMethodMenu(); 2824 } 2825 }); 2826 final LayoutInflater inflater = 2827 (LayoutInflater)themedContext.getSystemService(Context.LAYOUT_INFLATER_SERVICE); 2828 final View tv = inflater.inflate( 2829 com.android.internal.R.layout.input_method_switch_dialog_title, null); 2830 mDialogBuilder.setCustomTitle(tv); 2831 2832 // Setup layout for a toggle switch of the hardware keyboard 2833 mSwitchingDialogTitleView = tv; 2834 mSwitchingDialogTitleView 2835 .findViewById(com.android.internal.R.id.hard_keyboard_section) 2836 .setVisibility(mWindowManagerService.isHardKeyboardAvailable() 2837 ? View.VISIBLE : View.GONE); 2838 final Switch hardKeySwitch = (Switch)mSwitchingDialogTitleView.findViewById( 2839 com.android.internal.R.id.hard_keyboard_switch); 2840 hardKeySwitch.setChecked(mShowImeWithHardKeyboard); 2841 hardKeySwitch.setOnCheckedChangeListener(new OnCheckedChangeListener() { 2842 @Override 2843 public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) { 2844 mSettings.setShowImeWithHardKeyboard(isChecked); 2845 // Ensure that the input method dialog is dismissed when changing 2846 // the hardware keyboard state. 2847 hideInputMethodMenu(); 2848 } 2849 }); 2850 2851 final ImeSubtypeListAdapter adapter = new ImeSubtypeListAdapter(themedContext, 2852 com.android.internal.R.layout.input_method_switch_item, imList, checkedItem); 2853 final OnClickListener choiceListener = new OnClickListener() { 2854 @Override 2855 public void onClick(final DialogInterface dialog, final int which) { 2856 synchronized (mMethodMap) { 2857 if (mIms == null || mIms.length <= which || mSubtypeIds == null 2858 || mSubtypeIds.length <= which) { 2859 return; 2860 } 2861 final InputMethodInfo im = mIms[which]; 2862 int subtypeId = mSubtypeIds[which]; 2863 adapter.mCheckedItem = which; 2864 adapter.notifyDataSetChanged(); 2865 hideInputMethodMenu(); 2866 if (im != null) { 2867 if (subtypeId < 0 || subtypeId >= im.getSubtypeCount()) { 2868 subtypeId = NOT_A_SUBTYPE_ID; 2869 } 2870 setInputMethodLocked(im.getId(), subtypeId); 2871 } 2872 } 2873 } 2874 }; 2875 mDialogBuilder.setSingleChoiceItems(adapter, checkedItem, choiceListener); 2876 2877 if (showSubtypes && !isScreenLocked) { 2878 final OnClickListener positiveListener = new OnClickListener() { 2879 @Override 2880 public void onClick(DialogInterface dialog, int whichButton) { 2881 showConfigureInputMethods(); 2882 } 2883 }; 2884 mDialogBuilder.setPositiveButton( 2885 com.android.internal.R.string.configure_input_methods, positiveListener); 2886 } 2887 mSwitchingDialog = mDialogBuilder.create(); 2888 mSwitchingDialog.setCanceledOnTouchOutside(true); 2889 mSwitchingDialog.getWindow().setType( 2890 WindowManager.LayoutParams.TYPE_INPUT_METHOD_DIALOG); 2891 mSwitchingDialog.getWindow().getAttributes().privateFlags |= 2892 WindowManager.LayoutParams.PRIVATE_FLAG_SHOW_FOR_ALL_USERS; 2893 mSwitchingDialog.getWindow().getAttributes().setTitle("Select input method"); 2894 updateImeWindowStatusLocked(); 2895 mSwitchingDialog.show(); 2896 } 2897 } 2898 2899 private static class ImeSubtypeListAdapter extends ArrayAdapter<ImeSubtypeListItem> { 2900 private final LayoutInflater mInflater; 2901 private final int mTextViewResourceId; 2902 private final List<ImeSubtypeListItem> mItemsList; 2903 public int mCheckedItem; 2904 public ImeSubtypeListAdapter(Context context, int textViewResourceId, 2905 List<ImeSubtypeListItem> itemsList, int checkedItem) { 2906 super(context, textViewResourceId, itemsList); 2907 mTextViewResourceId = textViewResourceId; 2908 mItemsList = itemsList; 2909 mCheckedItem = checkedItem; 2910 mInflater = (LayoutInflater)context.getSystemService(Context.LAYOUT_INFLATER_SERVICE); 2911 } 2912 2913 @Override 2914 public View getView(int position, View convertView, ViewGroup parent) { 2915 final View view = convertView != null ? convertView 2916 : mInflater.inflate(mTextViewResourceId, null); 2917 if (position < 0 || position >= mItemsList.size()) return view; 2918 final ImeSubtypeListItem item = mItemsList.get(position); 2919 final CharSequence imeName = item.mImeName; 2920 final CharSequence subtypeName = item.mSubtypeName; 2921 final TextView firstTextView = (TextView)view.findViewById(android.R.id.text1); 2922 final TextView secondTextView = (TextView)view.findViewById(android.R.id.text2); 2923 if (TextUtils.isEmpty(subtypeName)) { 2924 firstTextView.setText(imeName); 2925 secondTextView.setVisibility(View.GONE); 2926 } else { 2927 firstTextView.setText(subtypeName); 2928 secondTextView.setText(imeName); 2929 secondTextView.setVisibility(View.VISIBLE); 2930 } 2931 final RadioButton radioButton = 2932 (RadioButton)view.findViewById(com.android.internal.R.id.radio); 2933 radioButton.setChecked(position == mCheckedItem); 2934 return view; 2935 } 2936 } 2937 2938 void hideInputMethodMenu() { 2939 synchronized (mMethodMap) { 2940 hideInputMethodMenuLocked(); 2941 } 2942 } 2943 2944 void hideInputMethodMenuLocked() { 2945 if (DEBUG) Slog.v(TAG, "Hide switching menu"); 2946 2947 if (mSwitchingDialog != null) { 2948 mSwitchingDialog.dismiss(); 2949 mSwitchingDialog = null; 2950 } 2951 2952 updateImeWindowStatusLocked(); 2953 mDialogBuilder = null; 2954 mIms = null; 2955 } 2956 2957 // ---------------------------------------------------------------------- 2958 2959 @Override 2960 public boolean setInputMethodEnabled(String id, boolean enabled) { 2961 // TODO: Make this work even for non-current users? 2962 if (!calledFromValidUser()) { 2963 return false; 2964 } 2965 synchronized (mMethodMap) { 2966 if (mContext.checkCallingOrSelfPermission( 2967 android.Manifest.permission.WRITE_SECURE_SETTINGS) 2968 != PackageManager.PERMISSION_GRANTED) { 2969 throw new SecurityException( 2970 "Requires permission " 2971 + android.Manifest.permission.WRITE_SECURE_SETTINGS); 2972 } 2973 2974 long ident = Binder.clearCallingIdentity(); 2975 try { 2976 return setInputMethodEnabledLocked(id, enabled); 2977 } finally { 2978 Binder.restoreCallingIdentity(ident); 2979 } 2980 } 2981 } 2982 2983 boolean setInputMethodEnabledLocked(String id, boolean enabled) { 2984 // Make sure this is a valid input method. 2985 InputMethodInfo imm = mMethodMap.get(id); 2986 if (imm == null) { 2987 throw new IllegalArgumentException("Unknown id: " + mCurMethodId); 2988 } 2989 2990 List<Pair<String, ArrayList<String>>> enabledInputMethodsList = mSettings 2991 .getEnabledInputMethodsAndSubtypeListLocked(); 2992 2993 if (enabled) { 2994 for (Pair<String, ArrayList<String>> pair: enabledInputMethodsList) { 2995 if (pair.first.equals(id)) { 2996 // We are enabling this input method, but it is already enabled. 2997 // Nothing to do. The previous state was enabled. 2998 return true; 2999 } 3000 } 3001 mSettings.appendAndPutEnabledInputMethodLocked(id, false); 3002 // Previous state was disabled. 3003 return false; 3004 } else { 3005 StringBuilder builder = new StringBuilder(); 3006 if (mSettings.buildAndPutEnabledInputMethodsStrRemovingIdLocked( 3007 builder, enabledInputMethodsList, id)) { 3008 // Disabled input method is currently selected, switch to another one. 3009 final String selId = mSettings.getSelectedInputMethod(); 3010 if (id.equals(selId) && !chooseNewDefaultIMELocked()) { 3011 Slog.i(TAG, "Can't find new IME, unsetting the current input method."); 3012 resetSelectedInputMethodAndSubtypeLocked(""); 3013 } 3014 // Previous state was enabled. 3015 return true; 3016 } else { 3017 // We are disabling the input method but it is already disabled. 3018 // Nothing to do. The previous state was disabled. 3019 return false; 3020 } 3021 } 3022 } 3023 3024 private void setSelectedInputMethodAndSubtypeLocked(InputMethodInfo imi, int subtypeId, 3025 boolean setSubtypeOnly) { 3026 // Update the history of InputMethod and Subtype 3027 mSettings.saveCurrentInputMethodAndSubtypeToHistory(mCurMethodId, mCurrentSubtype); 3028 3029 mCurUserActionNotificationSequenceNumber = 3030 Math.max(mCurUserActionNotificationSequenceNumber + 1, 1); 3031 if (DEBUG) { 3032 Slog.d(TAG, "Bump mCurUserActionNotificationSequenceNumber:" 3033 + mCurUserActionNotificationSequenceNumber); 3034 } 3035 3036 if (mCurClient != null && mCurClient.client != null) { 3037 executeOrSendMessage(mCurClient.client, mCaller.obtainMessageIO( 3038 MSG_SET_USER_ACTION_NOTIFICATION_SEQUENCE_NUMBER, 3039 mCurUserActionNotificationSequenceNumber, mCurClient.client)); 3040 } 3041 3042 // Set Subtype here 3043 if (imi == null || subtypeId < 0) { 3044 mSettings.putSelectedSubtype(NOT_A_SUBTYPE_ID); 3045 mCurrentSubtype = null; 3046 } else { 3047 if (subtypeId < imi.getSubtypeCount()) { 3048 InputMethodSubtype subtype = imi.getSubtypeAt(subtypeId); 3049 mSettings.putSelectedSubtype(subtype.hashCode()); 3050 mCurrentSubtype = subtype; 3051 } else { 3052 mSettings.putSelectedSubtype(NOT_A_SUBTYPE_ID); 3053 // If the subtype is not specified, choose the most applicable one 3054 mCurrentSubtype = getCurrentInputMethodSubtypeLocked(); 3055 } 3056 } 3057 3058 // Workaround. 3059 // ASEC is not ready in the IMMS constructor. Accordingly, forward-locked 3060 // IMEs are not recognized and considered uninstalled. 3061 // Actually, we can't move everything after SystemReady because 3062 // IMMS needs to run in the encryption lock screen. So, we just skip changing 3063 // the default IME here and try cheking the default IME again in systemReady(). 3064 // TODO: Do nothing before system ready and implement a separated logic for 3065 // the encryption lock screen. 3066 // TODO: ASEC should be ready before IMMS is instantiated. 3067 if (mSystemReady && !setSubtypeOnly) { 3068 // Set InputMethod here 3069 mSettings.putSelectedInputMethod(imi != null ? imi.getId() : ""); 3070 } 3071 } 3072 3073 private void resetSelectedInputMethodAndSubtypeLocked(String newDefaultIme) { 3074 InputMethodInfo imi = mMethodMap.get(newDefaultIme); 3075 int lastSubtypeId = NOT_A_SUBTYPE_ID; 3076 // newDefaultIme is empty when there is no candidate for the selected IME. 3077 if (imi != null && !TextUtils.isEmpty(newDefaultIme)) { 3078 String subtypeHashCode = mSettings.getLastSubtypeForInputMethodLocked(newDefaultIme); 3079 if (subtypeHashCode != null) { 3080 try { 3081 lastSubtypeId = InputMethodUtils.getSubtypeIdFromHashCode( 3082 imi, Integer.valueOf(subtypeHashCode)); 3083 } catch (NumberFormatException e) { 3084 Slog.w(TAG, "HashCode for subtype looks broken: " + subtypeHashCode, e); 3085 } 3086 } 3087 } 3088 setSelectedInputMethodAndSubtypeLocked(imi, lastSubtypeId, false); 3089 } 3090 3091 // If there are no selected shortcuts, tries finding the most applicable ones. 3092 private Pair<InputMethodInfo, InputMethodSubtype> 3093 findLastResortApplicableShortcutInputMethodAndSubtypeLocked(String mode) { 3094 List<InputMethodInfo> imis = mSettings.getEnabledInputMethodListLocked(); 3095 InputMethodInfo mostApplicableIMI = null; 3096 InputMethodSubtype mostApplicableSubtype = null; 3097 boolean foundInSystemIME = false; 3098 3099 // Search applicable subtype for each InputMethodInfo 3100 for (InputMethodInfo imi: imis) { 3101 final String imiId = imi.getId(); 3102 if (foundInSystemIME && !imiId.equals(mCurMethodId)) { 3103 continue; 3104 } 3105 InputMethodSubtype subtype = null; 3106 final List<InputMethodSubtype> enabledSubtypes = 3107 mSettings.getEnabledInputMethodSubtypeListLocked(mContext, imi, true); 3108 // 1. Search by the current subtype's locale from enabledSubtypes. 3109 if (mCurrentSubtype != null) { 3110 subtype = InputMethodUtils.findLastResortApplicableSubtypeLocked( 3111 mRes, enabledSubtypes, mode, mCurrentSubtype.getLocale(), false); 3112 } 3113 // 2. Search by the system locale from enabledSubtypes. 3114 // 3. Search the first enabled subtype matched with mode from enabledSubtypes. 3115 if (subtype == null) { 3116 subtype = InputMethodUtils.findLastResortApplicableSubtypeLocked( 3117 mRes, enabledSubtypes, mode, null, true); 3118 } 3119 final ArrayList<InputMethodSubtype> overridingImplicitlyEnabledSubtypes = 3120 InputMethodUtils.getOverridingImplicitlyEnabledSubtypes(imi, mode); 3121 final ArrayList<InputMethodSubtype> subtypesForSearch = 3122 overridingImplicitlyEnabledSubtypes.isEmpty() 3123 ? InputMethodUtils.getSubtypes(imi) 3124 : overridingImplicitlyEnabledSubtypes; 3125 // 4. Search by the current subtype's locale from all subtypes. 3126 if (subtype == null && mCurrentSubtype != null) { 3127 subtype = InputMethodUtils.findLastResortApplicableSubtypeLocked( 3128 mRes, subtypesForSearch, mode, mCurrentSubtype.getLocale(), false); 3129 } 3130 // 5. Search by the system locale from all subtypes. 3131 // 6. Search the first enabled subtype matched with mode from all subtypes. 3132 if (subtype == null) { 3133 subtype = InputMethodUtils.findLastResortApplicableSubtypeLocked( 3134 mRes, subtypesForSearch, mode, null, true); 3135 } 3136 if (subtype != null) { 3137 if (imiId.equals(mCurMethodId)) { 3138 // The current input method is the most applicable IME. 3139 mostApplicableIMI = imi; 3140 mostApplicableSubtype = subtype; 3141 break; 3142 } else if (!foundInSystemIME) { 3143 // The system input method is 2nd applicable IME. 3144 mostApplicableIMI = imi; 3145 mostApplicableSubtype = subtype; 3146 if ((imi.getServiceInfo().applicationInfo.flags 3147 & ApplicationInfo.FLAG_SYSTEM) != 0) { 3148 foundInSystemIME = true; 3149 } 3150 } 3151 } 3152 } 3153 if (DEBUG) { 3154 if (mostApplicableIMI != null) { 3155 Slog.w(TAG, "Most applicable shortcut input method was:" 3156 + mostApplicableIMI.getId()); 3157 if (mostApplicableSubtype != null) { 3158 Slog.w(TAG, "Most applicable shortcut input method subtype was:" 3159 + "," + mostApplicableSubtype.getMode() + "," 3160 + mostApplicableSubtype.getLocale()); 3161 } 3162 } 3163 } 3164 if (mostApplicableIMI != null) { 3165 return new Pair<InputMethodInfo, InputMethodSubtype> (mostApplicableIMI, 3166 mostApplicableSubtype); 3167 } else { 3168 return null; 3169 } 3170 } 3171 3172 /** 3173 * @return Return the current subtype of this input method. 3174 */ 3175 @Override 3176 public InputMethodSubtype getCurrentInputMethodSubtype() { 3177 // TODO: Make this work even for non-current users? 3178 if (!calledFromValidUser()) { 3179 return null; 3180 } 3181 synchronized (mMethodMap) { 3182 return getCurrentInputMethodSubtypeLocked(); 3183 } 3184 } 3185 3186 private InputMethodSubtype getCurrentInputMethodSubtypeLocked() { 3187 if (mCurMethodId == null) { 3188 return null; 3189 } 3190 final boolean subtypeIsSelected = mSettings.isSubtypeSelected(); 3191 final InputMethodInfo imi = mMethodMap.get(mCurMethodId); 3192 if (imi == null || imi.getSubtypeCount() == 0) { 3193 return null; 3194 } 3195 if (!subtypeIsSelected || mCurrentSubtype == null 3196 || !InputMethodUtils.isValidSubtypeId(imi, mCurrentSubtype.hashCode())) { 3197 int subtypeId = mSettings.getSelectedInputMethodSubtypeId(mCurMethodId); 3198 if (subtypeId == NOT_A_SUBTYPE_ID) { 3199 // If there are no selected subtypes, the framework will try to find 3200 // the most applicable subtype from explicitly or implicitly enabled 3201 // subtypes. 3202 List<InputMethodSubtype> explicitlyOrImplicitlyEnabledSubtypes = 3203 mSettings.getEnabledInputMethodSubtypeListLocked(mContext, imi, true); 3204 // If there is only one explicitly or implicitly enabled subtype, 3205 // just returns it. 3206 if (explicitlyOrImplicitlyEnabledSubtypes.size() == 1) { 3207 mCurrentSubtype = explicitlyOrImplicitlyEnabledSubtypes.get(0); 3208 } else if (explicitlyOrImplicitlyEnabledSubtypes.size() > 1) { 3209 mCurrentSubtype = InputMethodUtils.findLastResortApplicableSubtypeLocked( 3210 mRes, explicitlyOrImplicitlyEnabledSubtypes, 3211 InputMethodUtils.SUBTYPE_MODE_KEYBOARD, null, true); 3212 if (mCurrentSubtype == null) { 3213 mCurrentSubtype = InputMethodUtils.findLastResortApplicableSubtypeLocked( 3214 mRes, explicitlyOrImplicitlyEnabledSubtypes, null, null, 3215 true); 3216 } 3217 } 3218 } else { 3219 mCurrentSubtype = InputMethodUtils.getSubtypes(imi).get(subtypeId); 3220 } 3221 } 3222 return mCurrentSubtype; 3223 } 3224 3225 private void addShortcutInputMethodAndSubtypes(InputMethodInfo imi, 3226 InputMethodSubtype subtype) { 3227 if (mShortcutInputMethodsAndSubtypes.containsKey(imi)) { 3228 mShortcutInputMethodsAndSubtypes.get(imi).add(subtype); 3229 } else { 3230 ArrayList<InputMethodSubtype> subtypes = new ArrayList<InputMethodSubtype>(); 3231 subtypes.add(subtype); 3232 mShortcutInputMethodsAndSubtypes.put(imi, subtypes); 3233 } 3234 } 3235 3236 // TODO: We should change the return type from List to List<Parcelable> 3237 @SuppressWarnings("rawtypes") 3238 @Override 3239 public List getShortcutInputMethodsAndSubtypes() { 3240 synchronized (mMethodMap) { 3241 ArrayList<Object> ret = new ArrayList<Object>(); 3242 if (mShortcutInputMethodsAndSubtypes.size() == 0) { 3243 // If there are no selected shortcut subtypes, the framework will try to find 3244 // the most applicable subtype from all subtypes whose mode is 3245 // SUBTYPE_MODE_VOICE. This is an exceptional case, so we will hardcode the mode. 3246 Pair<InputMethodInfo, InputMethodSubtype> info = 3247 findLastResortApplicableShortcutInputMethodAndSubtypeLocked( 3248 InputMethodUtils.SUBTYPE_MODE_VOICE); 3249 if (info != null) { 3250 ret.add(info.first); 3251 ret.add(info.second); 3252 } 3253 return ret; 3254 } 3255 for (InputMethodInfo imi: mShortcutInputMethodsAndSubtypes.keySet()) { 3256 ret.add(imi); 3257 for (InputMethodSubtype subtype: mShortcutInputMethodsAndSubtypes.get(imi)) { 3258 ret.add(subtype); 3259 } 3260 } 3261 return ret; 3262 } 3263 } 3264 3265 @Override 3266 public boolean setCurrentInputMethodSubtype(InputMethodSubtype subtype) { 3267 // TODO: Make this work even for non-current users? 3268 if (!calledFromValidUser()) { 3269 return false; 3270 } 3271 synchronized (mMethodMap) { 3272 if (subtype != null && mCurMethodId != null) { 3273 InputMethodInfo imi = mMethodMap.get(mCurMethodId); 3274 int subtypeId = InputMethodUtils.getSubtypeIdFromHashCode(imi, subtype.hashCode()); 3275 if (subtypeId != NOT_A_SUBTYPE_ID) { 3276 setInputMethodLocked(mCurMethodId, subtypeId); 3277 return true; 3278 } 3279 } 3280 return false; 3281 } 3282 } 3283 3284 // TODO: Cache the state for each user and reset when the cached user is removed. 3285 private static class InputMethodFileManager { 3286 private static final String SYSTEM_PATH = "system"; 3287 private static final String INPUT_METHOD_PATH = "inputmethod"; 3288 private static final String ADDITIONAL_SUBTYPES_FILE_NAME = "subtypes.xml"; 3289 private static final String NODE_SUBTYPES = "subtypes"; 3290 private static final String NODE_SUBTYPE = "subtype"; 3291 private static final String NODE_IMI = "imi"; 3292 private static final String ATTR_ID = "id"; 3293 private static final String ATTR_LABEL = "label"; 3294 private static final String ATTR_ICON = "icon"; 3295 private static final String ATTR_IME_SUBTYPE_LOCALE = "imeSubtypeLocale"; 3296 private static final String ATTR_IME_SUBTYPE_MODE = "imeSubtypeMode"; 3297 private static final String ATTR_IME_SUBTYPE_EXTRA_VALUE = "imeSubtypeExtraValue"; 3298 private static final String ATTR_IS_AUXILIARY = "isAuxiliary"; 3299 private final AtomicFile mAdditionalInputMethodSubtypeFile; 3300 private final HashMap<String, InputMethodInfo> mMethodMap; 3301 private final HashMap<String, List<InputMethodSubtype>> mAdditionalSubtypesMap = 3302 new HashMap<String, List<InputMethodSubtype>>(); 3303 public InputMethodFileManager(HashMap<String, InputMethodInfo> methodMap, int userId) { 3304 if (methodMap == null) { 3305 throw new NullPointerException("methodMap is null"); 3306 } 3307 mMethodMap = methodMap; 3308 final File systemDir = userId == UserHandle.USER_OWNER 3309 ? new File(Environment.getDataDirectory(), SYSTEM_PATH) 3310 : Environment.getUserSystemDirectory(userId); 3311 final File inputMethodDir = new File(systemDir, INPUT_METHOD_PATH); 3312 if (!inputMethodDir.mkdirs()) { 3313 Slog.w(TAG, "Couldn't create dir.: " + inputMethodDir.getAbsolutePath()); 3314 } 3315 final File subtypeFile = new File(inputMethodDir, ADDITIONAL_SUBTYPES_FILE_NAME); 3316 mAdditionalInputMethodSubtypeFile = new AtomicFile(subtypeFile); 3317 if (!subtypeFile.exists()) { 3318 // If "subtypes.xml" doesn't exist, create a blank file. 3319 writeAdditionalInputMethodSubtypes( 3320 mAdditionalSubtypesMap, mAdditionalInputMethodSubtypeFile, methodMap); 3321 } else { 3322 readAdditionalInputMethodSubtypes( 3323 mAdditionalSubtypesMap, mAdditionalInputMethodSubtypeFile); 3324 } 3325 } 3326 3327 private void deleteAllInputMethodSubtypes(String imiId) { 3328 synchronized (mMethodMap) { 3329 mAdditionalSubtypesMap.remove(imiId); 3330 writeAdditionalInputMethodSubtypes( 3331 mAdditionalSubtypesMap, mAdditionalInputMethodSubtypeFile, mMethodMap); 3332 } 3333 } 3334 3335 public void addInputMethodSubtypes( 3336 InputMethodInfo imi, InputMethodSubtype[] additionalSubtypes) { 3337 synchronized (mMethodMap) { 3338 final ArrayList<InputMethodSubtype> subtypes = new ArrayList<InputMethodSubtype>(); 3339 final int N = additionalSubtypes.length; 3340 for (int i = 0; i < N; ++i) { 3341 final InputMethodSubtype subtype = additionalSubtypes[i]; 3342 if (!subtypes.contains(subtype)) { 3343 subtypes.add(subtype); 3344 } else { 3345 Slog.w(TAG, "Duplicated subtype definition found: " 3346 + subtype.getLocale() + ", " + subtype.getMode()); 3347 } 3348 } 3349 mAdditionalSubtypesMap.put(imi.getId(), subtypes); 3350 writeAdditionalInputMethodSubtypes( 3351 mAdditionalSubtypesMap, mAdditionalInputMethodSubtypeFile, mMethodMap); 3352 } 3353 } 3354 3355 public HashMap<String, List<InputMethodSubtype>> getAllAdditionalInputMethodSubtypes() { 3356 synchronized (mMethodMap) { 3357 return mAdditionalSubtypesMap; 3358 } 3359 } 3360 3361 private static void writeAdditionalInputMethodSubtypes( 3362 HashMap<String, List<InputMethodSubtype>> allSubtypes, AtomicFile subtypesFile, 3363 HashMap<String, InputMethodInfo> methodMap) { 3364 // Safety net for the case that this function is called before methodMap is set. 3365 final boolean isSetMethodMap = methodMap != null && methodMap.size() > 0; 3366 FileOutputStream fos = null; 3367 try { 3368 fos = subtypesFile.startWrite(); 3369 final XmlSerializer out = new FastXmlSerializer(); 3370 out.setOutput(fos, "utf-8"); 3371 out.startDocument(null, true); 3372 out.setFeature("http://xmlpull.org/v1/doc/features.html#indent-output", true); 3373 out.startTag(null, NODE_SUBTYPES); 3374 for (String imiId : allSubtypes.keySet()) { 3375 if (isSetMethodMap && !methodMap.containsKey(imiId)) { 3376 Slog.w(TAG, "IME uninstalled or not valid.: " + imiId); 3377 continue; 3378 } 3379 out.startTag(null, NODE_IMI); 3380 out.attribute(null, ATTR_ID, imiId); 3381 final List<InputMethodSubtype> subtypesList = allSubtypes.get(imiId); 3382 final int N = subtypesList.size(); 3383 for (int i = 0; i < N; ++i) { 3384 final InputMethodSubtype subtype = subtypesList.get(i); 3385 out.startTag(null, NODE_SUBTYPE); 3386 out.attribute(null, ATTR_ICON, String.valueOf(subtype.getIconResId())); 3387 out.attribute(null, ATTR_LABEL, String.valueOf(subtype.getNameResId())); 3388 out.attribute(null, ATTR_IME_SUBTYPE_LOCALE, subtype.getLocale()); 3389 out.attribute(null, ATTR_IME_SUBTYPE_MODE, subtype.getMode()); 3390 out.attribute(null, ATTR_IME_SUBTYPE_EXTRA_VALUE, subtype.getExtraValue()); 3391 out.attribute(null, ATTR_IS_AUXILIARY, 3392 String.valueOf(subtype.isAuxiliary() ? 1 : 0)); 3393 out.endTag(null, NODE_SUBTYPE); 3394 } 3395 out.endTag(null, NODE_IMI); 3396 } 3397 out.endTag(null, NODE_SUBTYPES); 3398 out.endDocument(); 3399 subtypesFile.finishWrite(fos); 3400 } catch (java.io.IOException e) { 3401 Slog.w(TAG, "Error writing subtypes", e); 3402 if (fos != null) { 3403 subtypesFile.failWrite(fos); 3404 } 3405 } 3406 } 3407 3408 private static void readAdditionalInputMethodSubtypes( 3409 HashMap<String, List<InputMethodSubtype>> allSubtypes, AtomicFile subtypesFile) { 3410 if (allSubtypes == null || subtypesFile == null) return; 3411 allSubtypes.clear(); 3412 FileInputStream fis = null; 3413 try { 3414 fis = subtypesFile.openRead(); 3415 final XmlPullParser parser = Xml.newPullParser(); 3416 parser.setInput(fis, null); 3417 int type = parser.getEventType(); 3418 // Skip parsing until START_TAG 3419 while ((type = parser.next()) != XmlPullParser.START_TAG 3420 && type != XmlPullParser.END_DOCUMENT) {} 3421 String firstNodeName = parser.getName(); 3422 if (!NODE_SUBTYPES.equals(firstNodeName)) { 3423 throw new XmlPullParserException("Xml doesn't start with subtypes"); 3424 } 3425 final int depth =parser.getDepth(); 3426 String currentImiId = null; 3427 ArrayList<InputMethodSubtype> tempSubtypesArray = null; 3428 while (((type = parser.next()) != XmlPullParser.END_TAG 3429 || parser.getDepth() > depth) && type != XmlPullParser.END_DOCUMENT) { 3430 if (type != XmlPullParser.START_TAG) 3431 continue; 3432 final String nodeName = parser.getName(); 3433 if (NODE_IMI.equals(nodeName)) { 3434 currentImiId = parser.getAttributeValue(null, ATTR_ID); 3435 if (TextUtils.isEmpty(currentImiId)) { 3436 Slog.w(TAG, "Invalid imi id found in subtypes.xml"); 3437 continue; 3438 } 3439 tempSubtypesArray = new ArrayList<InputMethodSubtype>(); 3440 allSubtypes.put(currentImiId, tempSubtypesArray); 3441 } else if (NODE_SUBTYPE.equals(nodeName)) { 3442 if (TextUtils.isEmpty(currentImiId) || tempSubtypesArray == null) { 3443 Slog.w(TAG, "IME uninstalled or not valid.: " + currentImiId); 3444 continue; 3445 } 3446 final int icon = Integer.valueOf( 3447 parser.getAttributeValue(null, ATTR_ICON)); 3448 final int label = Integer.valueOf( 3449 parser.getAttributeValue(null, ATTR_LABEL)); 3450 final String imeSubtypeLocale = 3451 parser.getAttributeValue(null, ATTR_IME_SUBTYPE_LOCALE); 3452 final String imeSubtypeMode = 3453 parser.getAttributeValue(null, ATTR_IME_SUBTYPE_MODE); 3454 final String imeSubtypeExtraValue = 3455 parser.getAttributeValue(null, ATTR_IME_SUBTYPE_EXTRA_VALUE); 3456 final boolean isAuxiliary = "1".equals(String.valueOf( 3457 parser.getAttributeValue(null, ATTR_IS_AUXILIARY))); 3458 final InputMethodSubtype subtype = 3459 new InputMethodSubtype(label, icon, imeSubtypeLocale, 3460 imeSubtypeMode, imeSubtypeExtraValue, isAuxiliary); 3461 tempSubtypesArray.add(subtype); 3462 } 3463 } 3464 } catch (XmlPullParserException e) { 3465 Slog.w(TAG, "Error reading subtypes: " + e); 3466 return; 3467 } catch (java.io.IOException e) { 3468 Slog.w(TAG, "Error reading subtypes: " + e); 3469 return; 3470 } catch (NumberFormatException e) { 3471 Slog.w(TAG, "Error reading subtypes: " + e); 3472 return; 3473 } finally { 3474 if (fis != null) { 3475 try { 3476 fis.close(); 3477 } catch (java.io.IOException e1) { 3478 Slog.w(TAG, "Failed to close."); 3479 } 3480 } 3481 } 3482 } 3483 } 3484 3485 @Override 3486 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 3487 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 3488 != PackageManager.PERMISSION_GRANTED) { 3489 3490 pw.println("Permission Denial: can't dump InputMethodManager from from pid=" 3491 + Binder.getCallingPid() 3492 + ", uid=" + Binder.getCallingUid()); 3493 return; 3494 } 3495 3496 IInputMethod method; 3497 ClientState client; 3498 3499 final Printer p = new PrintWriterPrinter(pw); 3500 3501 synchronized (mMethodMap) { 3502 p.println("Current Input Method Manager state:"); 3503 int N = mMethodList.size(); 3504 p.println(" Input Methods:"); 3505 for (int i=0; i<N; i++) { 3506 InputMethodInfo info = mMethodList.get(i); 3507 p.println(" InputMethod #" + i + ":"); 3508 info.dump(p, " "); 3509 } 3510 p.println(" Clients:"); 3511 for (ClientState ci : mClients.values()) { 3512 p.println(" Client " + ci + ":"); 3513 p.println(" client=" + ci.client); 3514 p.println(" inputContext=" + ci.inputContext); 3515 p.println(" sessionRequested=" + ci.sessionRequested); 3516 p.println(" curSession=" + ci.curSession); 3517 } 3518 p.println(" mCurMethodId=" + mCurMethodId); 3519 client = mCurClient; 3520 p.println(" mCurClient=" + client + " mCurSeq=" + mCurSeq); 3521 p.println(" mCurFocusedWindow=" + mCurFocusedWindow); 3522 p.println(" mCurId=" + mCurId + " mHaveConnect=" + mHaveConnection 3523 + " mBoundToMethod=" + mBoundToMethod); 3524 p.println(" mCurToken=" + mCurToken); 3525 p.println(" mCurIntent=" + mCurIntent); 3526 method = mCurMethod; 3527 p.println(" mCurMethod=" + mCurMethod); 3528 p.println(" mEnabledSession=" + mEnabledSession); 3529 p.println(" mShowRequested=" + mShowRequested 3530 + " mShowExplicitlyRequested=" + mShowExplicitlyRequested 3531 + " mShowForced=" + mShowForced 3532 + " mInputShown=" + mInputShown); 3533 p.println(" mCurUserActionNotificationSequenceNumber=" 3534 + mCurUserActionNotificationSequenceNumber); 3535 p.println(" mSystemReady=" + mSystemReady + " mInteractive=" + mScreenOn); 3536 } 3537 3538 p.println(" "); 3539 if (client != null) { 3540 pw.flush(); 3541 try { 3542 client.client.asBinder().dump(fd, args); 3543 } catch (RemoteException e) { 3544 p.println("Input method client dead: " + e); 3545 } 3546 } else { 3547 p.println("No input method client."); 3548 } 3549 3550 p.println(" "); 3551 if (method != null) { 3552 pw.flush(); 3553 try { 3554 method.asBinder().dump(fd, args); 3555 } catch (RemoteException e) { 3556 p.println("Input method service dead: " + e); 3557 } 3558 } else { 3559 p.println("No input method service."); 3560 } 3561 } 3562} 3563