InputMethodManagerService.java revision 8c6d477d30e64f3dfae20250b8274ffb37ef7bfa
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.os.Binder; 70import android.os.Environment; 71import android.os.Handler; 72import android.os.IBinder; 73import android.os.IInterface; 74import android.os.IRemoteCallback; 75import android.os.Message; 76import android.os.Process; 77import android.os.Parcel; 78import android.os.RemoteException; 79import android.os.ResultReceiver; 80import android.os.ServiceManager; 81import android.os.SystemClock; 82import android.os.UserHandle; 83import android.os.UserManager; 84import android.provider.Settings; 85import android.text.TextUtils; 86import android.text.style.SuggestionSpan; 87import android.util.AtomicFile; 88import android.util.EventLog; 89import android.util.LruCache; 90import android.util.Pair; 91import android.util.PrintWriterPrinter; 92import android.util.Printer; 93import android.util.Slog; 94import android.util.Xml; 95import android.view.ContextThemeWrapper; 96import android.view.IWindowManager; 97import android.view.InputChannel; 98import android.view.LayoutInflater; 99import android.view.View; 100import android.view.ViewGroup; 101import android.view.WindowManager; 102import android.view.inputmethod.EditorInfo; 103import android.view.inputmethod.InputBinding; 104import android.view.inputmethod.InputMethod; 105import android.view.inputmethod.InputMethodInfo; 106import android.view.inputmethod.InputMethodManager; 107import android.view.inputmethod.InputMethodSubtype; 108import android.widget.ArrayAdapter; 109import android.widget.CompoundButton; 110import android.widget.CompoundButton.OnCheckedChangeListener; 111import android.widget.RadioButton; 112import android.widget.Switch; 113import android.widget.TextView; 114 115import java.io.File; 116import java.io.FileDescriptor; 117import java.io.FileInputStream; 118import java.io.FileOutputStream; 119import java.io.IOException; 120import java.io.PrintWriter; 121import java.util.ArrayList; 122import java.util.Collections; 123import java.util.HashMap; 124import java.util.List; 125import java.util.Locale; 126 127/** 128 * This class provides a system service that manages input methods. 129 */ 130public class InputMethodManagerService extends IInputMethodManager.Stub 131 implements ServiceConnection, Handler.Callback { 132 static final boolean DEBUG = false; 133 static final String TAG = "InputMethodManagerService"; 134 135 static final int MSG_SHOW_IM_PICKER = 1; 136 static final int MSG_SHOW_IM_SUBTYPE_PICKER = 2; 137 static final int MSG_SHOW_IM_SUBTYPE_ENABLER = 3; 138 static final int MSG_SHOW_IM_CONFIG = 4; 139 140 static final int MSG_UNBIND_INPUT = 1000; 141 static final int MSG_BIND_INPUT = 1010; 142 static final int MSG_SHOW_SOFT_INPUT = 1020; 143 static final int MSG_HIDE_SOFT_INPUT = 1030; 144 static final int MSG_ATTACH_TOKEN = 1040; 145 static final int MSG_CREATE_SESSION = 1050; 146 147 static final int MSG_START_INPUT = 2000; 148 static final int MSG_RESTART_INPUT = 2010; 149 150 static final int MSG_UNBIND_METHOD = 3000; 151 static final int MSG_BIND_METHOD = 3010; 152 static final int MSG_SET_ACTIVE = 3020; 153 static final int MSG_SET_USER_ACTION_NOTIFICATION_SEQUENCE_NUMBER = 3040; 154 155 static final int MSG_HARD_KEYBOARD_SWITCH_CHANGED = 4000; 156 157 static final long TIME_TO_RECONNECT = 3 * 1000; 158 159 static final int SECURE_SUGGESTION_SPANS_MAX_SIZE = 20; 160 161 private static final int NOT_A_SUBTYPE_ID = InputMethodUtils.NOT_A_SUBTYPE_ID; 162 private static final String TAG_TRY_SUPPRESSING_IME_SWITCHER = "TrySuppressingImeSwitcher"; 163 164 165 final Context mContext; 166 final Resources mRes; 167 final Handler mHandler; 168 final InputMethodSettings mSettings; 169 final SettingsObserver mSettingsObserver; 170 final IWindowManager mIWindowManager; 171 final HandlerCaller mCaller; 172 final boolean mHasFeature; 173 private InputMethodFileManager mFileManager; 174 private final HardKeyboardListener mHardKeyboardListener; 175 private final WindowManagerService mWindowManagerService; 176 177 final InputBindResult mNoBinding = new InputBindResult(null, null, null, -1, -1); 178 179 // All known input methods. mMethodMap also serves as the global 180 // lock for this class. 181 final ArrayList<InputMethodInfo> mMethodList = new ArrayList<InputMethodInfo>(); 182 final HashMap<String, InputMethodInfo> mMethodMap = new HashMap<String, InputMethodInfo>(); 183 private final LruCache<SuggestionSpan, InputMethodInfo> mSecureSuggestionSpans = 184 new LruCache<SuggestionSpan, InputMethodInfo>(SECURE_SUGGESTION_SPANS_MAX_SIZE); 185 private final InputMethodSubtypeSwitchingController mSwitchingController; 186 187 // Used to bring IME service up to visible adjustment while it is being shown. 188 final ServiceConnection mVisibleConnection = new ServiceConnection() { 189 @Override public void onServiceConnected(ComponentName name, IBinder service) { 190 } 191 192 @Override public void onServiceDisconnected(ComponentName name) { 193 } 194 }; 195 boolean mVisibleBound = false; 196 197 // Ongoing notification 198 private NotificationManager mNotificationManager; 199 private KeyguardManager mKeyguardManager; 200 private StatusBarManagerService mStatusBar; 201 private Notification mImeSwitcherNotification; 202 private PendingIntent mImeSwitchPendingIntent; 203 private boolean mShowOngoingImeSwitcherForPhones; 204 private boolean mNotificationShown; 205 private final boolean mImeSelectedOnBoot; 206 207 static class SessionState { 208 final ClientState client; 209 final IInputMethod method; 210 211 IInputMethodSession session; 212 InputChannel channel; 213 214 @Override 215 public String toString() { 216 return "SessionState{uid " + client.uid + " pid " + client.pid 217 + " method " + Integer.toHexString( 218 System.identityHashCode(method)) 219 + " session " + Integer.toHexString( 220 System.identityHashCode(session)) 221 + " channel " + channel 222 + "}"; 223 } 224 225 SessionState(ClientState _client, IInputMethod _method, 226 IInputMethodSession _session, InputChannel _channel) { 227 client = _client; 228 method = _method; 229 session = _session; 230 channel = _channel; 231 } 232 } 233 234 static final class ClientState { 235 final IInputMethodClient client; 236 final IInputContext inputContext; 237 final int uid; 238 final int pid; 239 final InputBinding binding; 240 241 boolean sessionRequested; 242 SessionState curSession; 243 244 @Override 245 public String toString() { 246 return "ClientState{" + Integer.toHexString( 247 System.identityHashCode(this)) + " uid " + uid 248 + " pid " + pid + "}"; 249 } 250 251 ClientState(IInputMethodClient _client, IInputContext _inputContext, 252 int _uid, int _pid) { 253 client = _client; 254 inputContext = _inputContext; 255 uid = _uid; 256 pid = _pid; 257 binding = new InputBinding(null, inputContext.asBinder(), uid, pid); 258 } 259 } 260 261 final HashMap<IBinder, ClientState> mClients 262 = new HashMap<IBinder, ClientState>(); 263 264 /** 265 * Set once the system is ready to run third party code. 266 */ 267 boolean mSystemReady; 268 269 /** 270 * Id of the currently selected input method. 271 */ 272 String mCurMethodId; 273 274 /** 275 * The current binding sequence number, incremented every time there is 276 * a new bind performed. 277 */ 278 int mCurSeq; 279 280 /** 281 * The client that is currently bound to an input method. 282 */ 283 ClientState mCurClient; 284 285 /** 286 * The last window token that gained focus. 287 */ 288 IBinder mCurFocusedWindow; 289 290 /** 291 * The input context last provided by the current client. 292 */ 293 IInputContext mCurInputContext; 294 295 /** 296 * The attributes last provided by the current client. 297 */ 298 EditorInfo mCurAttribute; 299 300 /** 301 * The input method ID of the input method service that we are currently 302 * connected to or in the process of connecting to. 303 */ 304 String mCurId; 305 306 /** 307 * The current subtype of the current input method. 308 */ 309 private InputMethodSubtype mCurrentSubtype; 310 311 // This list contains the pairs of InputMethodInfo and InputMethodSubtype. 312 private final HashMap<InputMethodInfo, ArrayList<InputMethodSubtype>> 313 mShortcutInputMethodsAndSubtypes = 314 new HashMap<InputMethodInfo, ArrayList<InputMethodSubtype>>(); 315 316 // Was the keyguard locked when this client became current? 317 private boolean mCurClientInKeyguard; 318 319 /** 320 * Set to true if our ServiceConnection is currently actively bound to 321 * a service (whether or not we have gotten its IBinder back yet). 322 */ 323 boolean mHaveConnection; 324 325 /** 326 * Set if the client has asked for the input method to be shown. 327 */ 328 boolean mShowRequested; 329 330 /** 331 * Set if we were explicitly told to show the input method. 332 */ 333 boolean mShowExplicitlyRequested; 334 335 /** 336 * Set if we were forced to be shown. 337 */ 338 boolean mShowForced; 339 340 /** 341 * Set if we last told the input method to show itself. 342 */ 343 boolean mInputShown; 344 345 /** 346 * The Intent used to connect to the current input method. 347 */ 348 Intent mCurIntent; 349 350 /** 351 * The token we have made for the currently active input method, to 352 * identify it in the future. 353 */ 354 IBinder mCurToken; 355 356 /** 357 * If non-null, this is the input method service we are currently connected 358 * to. 359 */ 360 IInputMethod mCurMethod; 361 362 /** 363 * Time that we last initiated a bind to the input method, to determine 364 * if we should try to disconnect and reconnect to it. 365 */ 366 long mLastBindTime; 367 368 /** 369 * Have we called mCurMethod.bindInput()? 370 */ 371 boolean mBoundToMethod; 372 373 /** 374 * Currently enabled session. Only touched by service thread, not 375 * protected by a lock. 376 */ 377 SessionState mEnabledSession; 378 379 /** 380 * True if the screen is on. The value is true initially. 381 */ 382 boolean mScreenOn = true; 383 384 int mCurUserActionNotificationSequenceNumber = 0; 385 386 int mBackDisposition = InputMethodService.BACK_DISPOSITION_DEFAULT; 387 int mImeWindowVis; 388 389 private AlertDialog.Builder mDialogBuilder; 390 private AlertDialog mSwitchingDialog; 391 private View mSwitchingDialogTitleView; 392 private InputMethodInfo[] mIms; 393 private int[] mSubtypeIds; 394 private Locale mLastSystemLocale; 395 private final MyPackageMonitor mMyPackageMonitor = new MyPackageMonitor(); 396 private final IPackageManager mIPackageManager; 397 398 class SettingsObserver extends ContentObserver { 399 String mLastEnabled = ""; 400 401 SettingsObserver(Handler handler) { 402 super(handler); 403 ContentResolver resolver = mContext.getContentResolver(); 404 resolver.registerContentObserver(Settings.Secure.getUriFor( 405 Settings.Secure.DEFAULT_INPUT_METHOD), false, this); 406 resolver.registerContentObserver(Settings.Secure.getUriFor( 407 Settings.Secure.ENABLED_INPUT_METHODS), false, this); 408 resolver.registerContentObserver(Settings.Secure.getUriFor( 409 Settings.Secure.SELECTED_INPUT_METHOD_SUBTYPE), false, this); 410 } 411 412 @Override public void onChange(boolean selfChange) { 413 synchronized (mMethodMap) { 414 boolean enabledChanged = false; 415 String newEnabled = mSettings.getEnabledInputMethodsStr(); 416 if (!mLastEnabled.equals(newEnabled)) { 417 mLastEnabled = newEnabled; 418 enabledChanged = true; 419 } 420 updateFromSettingsLocked(enabledChanged); 421 } 422 } 423 } 424 425 class ImmsBroadcastReceiver extends android.content.BroadcastReceiver { 426 private void updateActive() { 427 // Inform the current client of the change in active status 428 if (mCurClient != null && mCurClient.client != null) { 429 executeOrSendMessage(mCurClient.client, mCaller.obtainMessageIO( 430 MSG_SET_ACTIVE, mScreenOn ? 1 : 0, mCurClient)); 431 } 432 } 433 434 @Override 435 public void onReceive(Context context, Intent intent) { 436 final String action = intent.getAction(); 437 if (Intent.ACTION_SCREEN_ON.equals(action)) { 438 mScreenOn = true; 439 refreshImeWindowVisibilityLocked(); 440 updateActive(); 441 return; 442 } else if (Intent.ACTION_SCREEN_OFF.equals(action)) { 443 mScreenOn = false; 444 setImeWindowVisibilityStatusHiddenLocked(); 445 updateActive(); 446 return; 447 } else if (Intent.ACTION_CLOSE_SYSTEM_DIALOGS.equals(action)) { 448 hideInputMethodMenu(); 449 // No need to updateActive 450 return; 451 } else if (Intent.ACTION_USER_ADDED.equals(action) 452 || Intent.ACTION_USER_REMOVED.equals(action)) { 453 updateCurrentProfileIds(); 454 return; 455 } else { 456 Slog.w(TAG, "Unexpected intent " + intent); 457 } 458 } 459 } 460 461 class MyPackageMonitor extends PackageMonitor { 462 private boolean isChangingPackagesOfCurrentUser() { 463 final int userId = getChangingUserId(); 464 final boolean retval = userId == mSettings.getCurrentUserId(); 465 if (DEBUG) { 466 if (!retval) { 467 Slog.d(TAG, "--- ignore this call back from a background user: " + userId); 468 } 469 } 470 return retval; 471 } 472 473 @Override 474 public boolean onHandleForceStop(Intent intent, String[] packages, int uid, boolean doit) { 475 if (!isChangingPackagesOfCurrentUser()) { 476 return false; 477 } 478 synchronized (mMethodMap) { 479 String curInputMethodId = mSettings.getSelectedInputMethod(); 480 final int N = mMethodList.size(); 481 if (curInputMethodId != null) { 482 for (int i=0; i<N; i++) { 483 InputMethodInfo imi = mMethodList.get(i); 484 if (imi.getId().equals(curInputMethodId)) { 485 for (String pkg : packages) { 486 if (imi.getPackageName().equals(pkg)) { 487 if (!doit) { 488 return true; 489 } 490 resetSelectedInputMethodAndSubtypeLocked(""); 491 chooseNewDefaultIMELocked(); 492 return true; 493 } 494 } 495 } 496 } 497 } 498 } 499 return false; 500 } 501 502 @Override 503 public void onSomePackagesChanged() { 504 if (!isChangingPackagesOfCurrentUser()) { 505 return; 506 } 507 synchronized (mMethodMap) { 508 InputMethodInfo curIm = null; 509 String curInputMethodId = mSettings.getSelectedInputMethod(); 510 final int N = mMethodList.size(); 511 if (curInputMethodId != null) { 512 for (int i=0; i<N; i++) { 513 InputMethodInfo imi = mMethodList.get(i); 514 final String imiId = imi.getId(); 515 if (imiId.equals(curInputMethodId)) { 516 curIm = imi; 517 } 518 519 int change = isPackageDisappearing(imi.getPackageName()); 520 if (isPackageModified(imi.getPackageName())) { 521 mFileManager.deleteAllInputMethodSubtypes(imiId); 522 } 523 if (change == PACKAGE_TEMPORARY_CHANGE 524 || change == PACKAGE_PERMANENT_CHANGE) { 525 Slog.i(TAG, "Input method uninstalled, disabling: " 526 + imi.getComponent()); 527 setInputMethodEnabledLocked(imi.getId(), false); 528 } 529 } 530 } 531 532 buildInputMethodListLocked( 533 mMethodList, mMethodMap, false /* resetDefaultEnabledIme */); 534 535 boolean changed = false; 536 537 if (curIm != null) { 538 int change = isPackageDisappearing(curIm.getPackageName()); 539 if (change == PACKAGE_TEMPORARY_CHANGE 540 || change == PACKAGE_PERMANENT_CHANGE) { 541 ServiceInfo si = null; 542 try { 543 si = mIPackageManager.getServiceInfo( 544 curIm.getComponent(), 0, mSettings.getCurrentUserId()); 545 } catch (RemoteException ex) { 546 } 547 if (si == null) { 548 // Uh oh, current input method is no longer around! 549 // Pick another one... 550 Slog.i(TAG, "Current input method removed: " + curInputMethodId); 551 setImeWindowVisibilityStatusHiddenLocked(); 552 if (!chooseNewDefaultIMELocked()) { 553 changed = true; 554 curIm = null; 555 Slog.i(TAG, "Unsetting current input method"); 556 resetSelectedInputMethodAndSubtypeLocked(""); 557 } 558 } 559 } 560 } 561 562 if (curIm == null) { 563 // We currently don't have a default input method... is 564 // one now available? 565 changed = chooseNewDefaultIMELocked(); 566 } 567 568 if (changed) { 569 updateFromSettingsLocked(false); 570 } 571 } 572 } 573 } 574 575 private static final class MethodCallback extends IInputSessionCallback.Stub { 576 private final InputMethodManagerService mParentIMMS; 577 private final IInputMethod mMethod; 578 private final InputChannel mChannel; 579 580 MethodCallback(InputMethodManagerService imms, IInputMethod method, 581 InputChannel channel) { 582 mParentIMMS = imms; 583 mMethod = method; 584 mChannel = channel; 585 } 586 587 @Override 588 public void sessionCreated(IInputMethodSession session) { 589 long ident = Binder.clearCallingIdentity(); 590 try { 591 mParentIMMS.onSessionCreated(mMethod, session, mChannel); 592 } finally { 593 Binder.restoreCallingIdentity(ident); 594 } 595 } 596 } 597 598 private class HardKeyboardListener 599 implements WindowManagerService.OnHardKeyboardStatusChangeListener { 600 @Override 601 public void onHardKeyboardStatusChange(boolean available, boolean enabled) { 602 mHandler.sendMessage(mHandler.obtainMessage( 603 MSG_HARD_KEYBOARD_SWITCH_CHANGED, available ? 1 : 0, enabled ? 1 : 0)); 604 } 605 606 public void handleHardKeyboardStatusChange(boolean available, boolean enabled) { 607 if (DEBUG) { 608 Slog.w(TAG, "HardKeyboardStatusChanged: available = " + available + ", enabled = " 609 + enabled); 610 } 611 synchronized(mMethodMap) { 612 if (mSwitchingDialog != null && mSwitchingDialogTitleView != null 613 && mSwitchingDialog.isShowing()) { 614 mSwitchingDialogTitleView.findViewById( 615 com.android.internal.R.id.hard_keyboard_section).setVisibility( 616 available ? View.VISIBLE : View.GONE); 617 } 618 } 619 } 620 } 621 622 public InputMethodManagerService(Context context, WindowManagerService windowManager) { 623 mIPackageManager = AppGlobals.getPackageManager(); 624 mContext = context; 625 mRes = context.getResources(); 626 mHandler = new Handler(this); 627 mIWindowManager = IWindowManager.Stub.asInterface( 628 ServiceManager.getService(Context.WINDOW_SERVICE)); 629 mCaller = new HandlerCaller(context, null, new HandlerCaller.Callback() { 630 @Override 631 public void executeMessage(Message msg) { 632 handleMessage(msg); 633 } 634 }, true /*asyncHandler*/); 635 mWindowManagerService = windowManager; 636 mHardKeyboardListener = new HardKeyboardListener(); 637 mHasFeature = context.getPackageManager().hasSystemFeature( 638 PackageManager.FEATURE_INPUT_METHODS); 639 640 mImeSwitcherNotification = new Notification(); 641 mImeSwitcherNotification.icon = com.android.internal.R.drawable.ic_notification_ime_default; 642 mImeSwitcherNotification.when = 0; 643 mImeSwitcherNotification.flags = Notification.FLAG_ONGOING_EVENT; 644 mImeSwitcherNotification.tickerText = null; 645 mImeSwitcherNotification.defaults = 0; // please be quiet 646 mImeSwitcherNotification.sound = null; 647 mImeSwitcherNotification.vibrate = null; 648 649 // Tag this notification specially so SystemUI knows it's important 650 mImeSwitcherNotification.extras.putBoolean(Notification.EXTRA_ALLOW_DURING_SETUP, true); 651 mImeSwitcherNotification.category = Notification.CATEGORY_SYSTEM; 652 653 Intent intent = new Intent(Settings.ACTION_SHOW_INPUT_METHOD_PICKER); 654 mImeSwitchPendingIntent = PendingIntent.getBroadcast(mContext, 0, intent, 0); 655 656 mShowOngoingImeSwitcherForPhones = false; 657 658 final IntentFilter broadcastFilter = new IntentFilter(); 659 broadcastFilter.addAction(Intent.ACTION_SCREEN_ON); 660 broadcastFilter.addAction(Intent.ACTION_SCREEN_OFF); 661 broadcastFilter.addAction(Intent.ACTION_CLOSE_SYSTEM_DIALOGS); 662 broadcastFilter.addAction(Intent.ACTION_USER_ADDED); 663 broadcastFilter.addAction(Intent.ACTION_USER_REMOVED); 664 mContext.registerReceiver(new ImmsBroadcastReceiver(), broadcastFilter); 665 666 mNotificationShown = false; 667 int userId = 0; 668 try { 669 ActivityManagerNative.getDefault().registerUserSwitchObserver( 670 new IUserSwitchObserver.Stub() { 671 @Override 672 public void onUserSwitching(int newUserId, IRemoteCallback reply) { 673 synchronized(mMethodMap) { 674 switchUserLocked(newUserId); 675 } 676 if (reply != null) { 677 try { 678 reply.sendResult(null); 679 } catch (RemoteException e) { 680 } 681 } 682 } 683 684 @Override 685 public void onUserSwitchComplete(int newUserId) throws RemoteException { 686 } 687 }); 688 userId = ActivityManagerNative.getDefault().getCurrentUser().id; 689 } catch (RemoteException e) { 690 Slog.w(TAG, "Couldn't get current user ID; guessing it's 0", e); 691 } 692 mMyPackageMonitor.register(mContext, null, UserHandle.ALL, true); 693 694 // mSettings should be created before buildInputMethodListLocked 695 mSettings = new InputMethodSettings( 696 mRes, context.getContentResolver(), mMethodMap, mMethodList, userId); 697 updateCurrentProfileIds(); 698 mFileManager = new InputMethodFileManager(mMethodMap, userId); 699 synchronized (mMethodMap) { 700 mSwitchingController = InputMethodSubtypeSwitchingController.createInstanceLocked( 701 mSettings, context); 702 } 703 704 // Just checking if defaultImiId is empty or not 705 final String defaultImiId = mSettings.getSelectedInputMethod(); 706 if (DEBUG) { 707 Slog.d(TAG, "Initial default ime = " + defaultImiId); 708 } 709 mImeSelectedOnBoot = !TextUtils.isEmpty(defaultImiId); 710 711 synchronized (mMethodMap) { 712 buildInputMethodListLocked(mMethodList, mMethodMap, 713 !mImeSelectedOnBoot /* resetDefaultEnabledIme */); 714 } 715 mSettings.enableAllIMEsIfThereIsNoEnabledIME(); 716 717 if (!mImeSelectedOnBoot) { 718 Slog.w(TAG, "No IME selected. Choose the most applicable IME."); 719 synchronized (mMethodMap) { 720 resetDefaultImeLocked(context); 721 } 722 } 723 724 mSettingsObserver = new SettingsObserver(mHandler); 725 synchronized (mMethodMap) { 726 updateFromSettingsLocked(true); 727 } 728 729 // IMMS wants to receive Intent.ACTION_LOCALE_CHANGED in order to update the current IME 730 // according to the new system locale. 731 final IntentFilter filter = new IntentFilter(); 732 filter.addAction(Intent.ACTION_LOCALE_CHANGED); 733 mContext.registerReceiver( 734 new BroadcastReceiver() { 735 @Override 736 public void onReceive(Context context, Intent intent) { 737 synchronized(mMethodMap) { 738 resetStateIfCurrentLocaleChangedLocked(); 739 } 740 } 741 }, filter); 742 } 743 744 private void resetDefaultImeLocked(Context context) { 745 // Do not reset the default (current) IME when it is a 3rd-party IME 746 if (mCurMethodId != null 747 && !InputMethodUtils.isSystemIme(mMethodMap.get(mCurMethodId))) { 748 return; 749 } 750 751 InputMethodInfo defIm = null; 752 for (InputMethodInfo imi : mMethodList) { 753 if (defIm == null) { 754 if (InputMethodUtils.isValidSystemDefaultIme( 755 mSystemReady, imi, context)) { 756 defIm = imi; 757 Slog.i(TAG, "Selected default: " + imi.getId()); 758 } 759 } 760 } 761 if (defIm == null && mMethodList.size() > 0) { 762 defIm = InputMethodUtils.getMostApplicableDefaultIME( 763 mSettings.getEnabledInputMethodListLocked()); 764 Slog.i(TAG, "No default found, using " + defIm.getId()); 765 } 766 if (defIm != null) { 767 setSelectedInputMethodAndSubtypeLocked(defIm, NOT_A_SUBTYPE_ID, false); 768 } 769 } 770 771 private void resetAllInternalStateLocked(final boolean updateOnlyWhenLocaleChanged, 772 final boolean resetDefaultEnabledIme) { 773 if (!mSystemReady) { 774 // not system ready 775 return; 776 } 777 final Locale newLocale = mRes.getConfiguration().locale; 778 if (!updateOnlyWhenLocaleChanged 779 || (newLocale != null && !newLocale.equals(mLastSystemLocale))) { 780 if (!updateOnlyWhenLocaleChanged) { 781 hideCurrentInputLocked(0, null); 782 mCurMethodId = null; 783 unbindCurrentMethodLocked(true, false); 784 } 785 if (DEBUG) { 786 Slog.i(TAG, "Locale has been changed to " + newLocale); 787 } 788 buildInputMethodListLocked(mMethodList, mMethodMap, resetDefaultEnabledIme); 789 if (!updateOnlyWhenLocaleChanged) { 790 final String selectedImiId = mSettings.getSelectedInputMethod(); 791 if (TextUtils.isEmpty(selectedImiId)) { 792 // This is the first time of the user switch and 793 // set the current ime to the proper one. 794 resetDefaultImeLocked(mContext); 795 } 796 } else { 797 // If the locale is changed, needs to reset the default ime 798 resetDefaultImeLocked(mContext); 799 } 800 updateFromSettingsLocked(true); 801 mLastSystemLocale = newLocale; 802 if (!updateOnlyWhenLocaleChanged) { 803 try { 804 startInputInnerLocked(); 805 } catch (RuntimeException e) { 806 Slog.w(TAG, "Unexpected exception", e); 807 } 808 } 809 } 810 } 811 812 private void resetStateIfCurrentLocaleChangedLocked() { 813 resetAllInternalStateLocked(true /* updateOnlyWhenLocaleChanged */, 814 true /* resetDefaultImeLocked */); 815 } 816 817 private void switchUserLocked(int newUserId) { 818 mSettings.setCurrentUserId(newUserId); 819 updateCurrentProfileIds(); 820 // InputMethodFileManager should be reset when the user is changed 821 mFileManager = new InputMethodFileManager(mMethodMap, newUserId); 822 final String defaultImiId = mSettings.getSelectedInputMethod(); 823 // For secondary users, the list of enabled IMEs may not have been updated since the 824 // callbacks to PackageMonitor are ignored for the secondary user. Here, defaultImiId may 825 // not be empty even if the IME has been uninstalled by the primary user. 826 // Even in such cases, IMMS works fine because it will find the most applicable 827 // IME for that user. 828 final boolean initialUserSwitch = TextUtils.isEmpty(defaultImiId); 829 if (DEBUG) { 830 Slog.d(TAG, "Switch user: " + newUserId + " current ime = " + defaultImiId); 831 } 832 resetAllInternalStateLocked(false /* updateOnlyWhenLocaleChanged */, 833 initialUserSwitch /* needsToResetDefaultIme */); 834 if (initialUserSwitch) { 835 InputMethodUtils.setNonSelectedSystemImesDisabledUntilUsed(mContext.getPackageManager(), 836 mSettings.getEnabledInputMethodListLocked()); 837 } 838 } 839 840 void updateCurrentProfileIds() { 841 List<UserInfo> profiles = 842 UserManager.get(mContext).getProfiles(mSettings.getCurrentUserId()); 843 int[] currentProfileIds = new int[profiles.size()]; // profiles will not be null 844 for (int i = 0; i < currentProfileIds.length; i++) { 845 currentProfileIds[i] = profiles.get(i).id; 846 } 847 mSettings.setCurrentProfileIds(currentProfileIds); 848 } 849 850 @Override 851 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 852 throws RemoteException { 853 try { 854 return super.onTransact(code, data, reply, flags); 855 } catch (RuntimeException e) { 856 // The input method manager only throws security exceptions, so let's 857 // log all others. 858 if (!(e instanceof SecurityException)) { 859 Slog.wtf(TAG, "Input Method Manager Crash", e); 860 } 861 throw e; 862 } 863 } 864 865 public void systemRunning(StatusBarManagerService statusBar) { 866 synchronized (mMethodMap) { 867 if (DEBUG) { 868 Slog.d(TAG, "--- systemReady"); 869 } 870 if (!mSystemReady) { 871 mSystemReady = true; 872 mKeyguardManager = 873 (KeyguardManager) mContext.getSystemService(Context.KEYGUARD_SERVICE); 874 mNotificationManager = (NotificationManager) 875 mContext.getSystemService(Context.NOTIFICATION_SERVICE); 876 mStatusBar = statusBar; 877 statusBar.setIconVisibility("ime", false); 878 updateImeWindowStatusLocked(); 879 mShowOngoingImeSwitcherForPhones = mRes.getBoolean( 880 com.android.internal.R.bool.show_ongoing_ime_switcher); 881 if (mShowOngoingImeSwitcherForPhones) { 882 mWindowManagerService.setOnHardKeyboardStatusChangeListener( 883 mHardKeyboardListener); 884 } 885 buildInputMethodListLocked(mMethodList, mMethodMap, 886 !mImeSelectedOnBoot /* resetDefaultEnabledIme */); 887 if (!mImeSelectedOnBoot) { 888 Slog.w(TAG, "Reset the default IME as \"Resource\" is ready here."); 889 resetStateIfCurrentLocaleChangedLocked(); 890 InputMethodUtils.setNonSelectedSystemImesDisabledUntilUsed( 891 mContext.getPackageManager(), 892 mSettings.getEnabledInputMethodListLocked()); 893 } 894 mLastSystemLocale = mRes.getConfiguration().locale; 895 try { 896 startInputInnerLocked(); 897 } catch (RuntimeException e) { 898 Slog.w(TAG, "Unexpected exception", e); 899 } 900 } 901 } 902 } 903 904 private void setImeWindowVisibilityStatusHiddenLocked() { 905 mImeWindowVis = 0; 906 updateImeWindowStatusLocked(); 907 } 908 909 private void refreshImeWindowVisibilityLocked() { 910 final Configuration conf = mRes.getConfiguration(); 911 final boolean haveHardKeyboard = conf.keyboard 912 != Configuration.KEYBOARD_NOKEYS; 913 final boolean hardKeyShown = haveHardKeyboard 914 && conf.hardKeyboardHidden 915 != Configuration.HARDKEYBOARDHIDDEN_YES; 916 917 final boolean isScreenLocked = isKeyguardLocked(); 918 final boolean inputActive = !isScreenLocked && (mInputShown || hardKeyShown); 919 // We assume the softkeyboard is shown when the input is active as long as the 920 // hard keyboard is not shown. 921 final boolean inputVisible = inputActive && !hardKeyShown; 922 mImeWindowVis = (inputActive ? InputMethodService.IME_ACTIVE : 0) 923 | (inputVisible ? InputMethodService.IME_VISIBLE : 0); 924 updateImeWindowStatusLocked(); 925 } 926 927 private void updateImeWindowStatusLocked() { 928 setImeWindowStatus(mCurToken, mImeWindowVis, mBackDisposition); 929 } 930 931 // --------------------------------------------------------------------------------------- 932 // Check whether or not this is a valid IPC. Assumes an IPC is valid when either 933 // 1) it comes from the system process 934 // 2) the calling process' user id is identical to the current user id IMMS thinks. 935 private boolean calledFromValidUser() { 936 final int uid = Binder.getCallingUid(); 937 final int userId = UserHandle.getUserId(uid); 938 if (DEBUG) { 939 Slog.d(TAG, "--- calledFromForegroundUserOrSystemProcess ? " 940 + "calling uid = " + uid + " system uid = " + Process.SYSTEM_UID 941 + " calling userId = " + userId + ", foreground user id = " 942 + mSettings.getCurrentUserId() + ", calling pid = " + Binder.getCallingPid() 943 + InputMethodUtils.getApiCallStack()); 944 } 945 if (uid == Process.SYSTEM_UID || mSettings.isCurrentProfile(userId)) { 946 return true; 947 } 948 949 // Caveat: A process which has INTERACT_ACROSS_USERS_FULL gets results for the 950 // foreground user, not for the user of that process. Accordingly InputMethodManagerService 951 // must not manage background users' states in any functions. 952 // Note that privacy-sensitive IPCs, such as setInputMethod, are still securely guarded 953 // by a token. 954 if (mContext.checkCallingOrSelfPermission( 955 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL) 956 == PackageManager.PERMISSION_GRANTED) { 957 if (DEBUG) { 958 Slog.d(TAG, "--- Access granted because the calling process has " 959 + "the INTERACT_ACROSS_USERS_FULL permission"); 960 } 961 return true; 962 } 963 Slog.w(TAG, "--- IPC called from background users. Ignore. \n" 964 + InputMethodUtils.getStackTrace()); 965 return false; 966 } 967 968 969 /** 970 * Returns true iff the caller is identified to be the current input method with the token. 971 * @param token The window token given to the input method when it was started. 972 * @return true if and only if non-null valid token is specified. 973 */ 974 private boolean calledWithValidToken(IBinder token) { 975 if (token == null || mCurToken != token) { 976 return false; 977 } 978 return true; 979 } 980 981 private boolean bindCurrentInputMethodService( 982 Intent service, ServiceConnection conn, int flags) { 983 if (service == null || conn == null) { 984 Slog.e(TAG, "--- bind failed: service = " + service + ", conn = " + conn); 985 return false; 986 } 987 return mContext.bindServiceAsUser(service, conn, flags, 988 new UserHandle(mSettings.getCurrentUserId())); 989 } 990 991 @Override 992 public List<InputMethodInfo> getInputMethodList() { 993 // TODO: Make this work even for non-current users? 994 if (!calledFromValidUser()) { 995 return Collections.emptyList(); 996 } 997 synchronized (mMethodMap) { 998 return new ArrayList<InputMethodInfo>(mMethodList); 999 } 1000 } 1001 1002 @Override 1003 public List<InputMethodInfo> getEnabledInputMethodList() { 1004 // TODO: Make this work even for non-current users? 1005 if (!calledFromValidUser()) { 1006 return Collections.emptyList(); 1007 } 1008 synchronized (mMethodMap) { 1009 return mSettings.getEnabledInputMethodListLocked(); 1010 } 1011 } 1012 1013 /** 1014 * @param imiId if null, returns enabled subtypes for the current imi 1015 * @return enabled subtypes of the specified imi 1016 */ 1017 @Override 1018 public List<InputMethodSubtype> getEnabledInputMethodSubtypeList(String imiId, 1019 boolean allowsImplicitlySelectedSubtypes) { 1020 // TODO: Make this work even for non-current users? 1021 if (!calledFromValidUser()) { 1022 return Collections.<InputMethodSubtype>emptyList(); 1023 } 1024 synchronized (mMethodMap) { 1025 final InputMethodInfo imi; 1026 if (imiId == null && mCurMethodId != null) { 1027 imi = mMethodMap.get(mCurMethodId); 1028 } else { 1029 imi = mMethodMap.get(imiId); 1030 } 1031 if (imi == null) { 1032 return Collections.<InputMethodSubtype>emptyList(); 1033 } 1034 return mSettings.getEnabledInputMethodSubtypeListLocked( 1035 mContext, imi, allowsImplicitlySelectedSubtypes); 1036 } 1037 } 1038 1039 @Override 1040 public void addClient(IInputMethodClient client, 1041 IInputContext inputContext, int uid, int pid) { 1042 if (!calledFromValidUser()) { 1043 return; 1044 } 1045 synchronized (mMethodMap) { 1046 mClients.put(client.asBinder(), new ClientState(client, 1047 inputContext, uid, pid)); 1048 } 1049 } 1050 1051 @Override 1052 public void removeClient(IInputMethodClient client) { 1053 if (!calledFromValidUser()) { 1054 return; 1055 } 1056 synchronized (mMethodMap) { 1057 ClientState cs = mClients.remove(client.asBinder()); 1058 if (cs != null) { 1059 clearClientSessionLocked(cs); 1060 } 1061 } 1062 } 1063 1064 void executeOrSendMessage(IInterface target, Message msg) { 1065 if (target.asBinder() instanceof Binder) { 1066 mCaller.sendMessage(msg); 1067 } else { 1068 handleMessage(msg); 1069 msg.recycle(); 1070 } 1071 } 1072 1073 void unbindCurrentClientLocked() { 1074 if (mCurClient != null) { 1075 if (DEBUG) Slog.v(TAG, "unbindCurrentInputLocked: client = " 1076 + mCurClient.client.asBinder()); 1077 if (mBoundToMethod) { 1078 mBoundToMethod = false; 1079 if (mCurMethod != null) { 1080 executeOrSendMessage(mCurMethod, mCaller.obtainMessageO( 1081 MSG_UNBIND_INPUT, mCurMethod)); 1082 } 1083 } 1084 1085 executeOrSendMessage(mCurClient.client, mCaller.obtainMessageIO( 1086 MSG_SET_ACTIVE, 0, mCurClient)); 1087 executeOrSendMessage(mCurClient.client, mCaller.obtainMessageIO( 1088 MSG_UNBIND_METHOD, mCurSeq, mCurClient.client)); 1089 mCurClient.sessionRequested = false; 1090 mCurClient = null; 1091 1092 hideInputMethodMenuLocked(); 1093 } 1094 } 1095 1096 private int getImeShowFlags() { 1097 int flags = 0; 1098 if (mShowForced) { 1099 flags |= InputMethod.SHOW_FORCED 1100 | InputMethod.SHOW_EXPLICIT; 1101 } else if (mShowExplicitlyRequested) { 1102 flags |= InputMethod.SHOW_EXPLICIT; 1103 } 1104 return flags; 1105 } 1106 1107 private int getAppShowFlags() { 1108 int flags = 0; 1109 if (mShowForced) { 1110 flags |= InputMethodManager.SHOW_FORCED; 1111 } else if (!mShowExplicitlyRequested) { 1112 flags |= InputMethodManager.SHOW_IMPLICIT; 1113 } 1114 return flags; 1115 } 1116 1117 InputBindResult attachNewInputLocked(boolean initial) { 1118 if (!mBoundToMethod) { 1119 executeOrSendMessage(mCurMethod, mCaller.obtainMessageOO( 1120 MSG_BIND_INPUT, mCurMethod, mCurClient.binding)); 1121 mBoundToMethod = true; 1122 } 1123 final SessionState session = mCurClient.curSession; 1124 if (initial) { 1125 executeOrSendMessage(session.method, mCaller.obtainMessageOOO( 1126 MSG_START_INPUT, session, mCurInputContext, mCurAttribute)); 1127 } else { 1128 executeOrSendMessage(session.method, mCaller.obtainMessageOOO( 1129 MSG_RESTART_INPUT, session, mCurInputContext, mCurAttribute)); 1130 } 1131 if (mShowRequested) { 1132 if (DEBUG) Slog.v(TAG, "Attach new input asks to show input"); 1133 showCurrentInputLocked(getAppShowFlags(), null); 1134 } 1135 return new InputBindResult(session.session, 1136 (session.channel != null ? session.channel.dup() : null), 1137 mCurId, mCurSeq, mCurUserActionNotificationSequenceNumber); 1138 } 1139 1140 InputBindResult startInputLocked(IInputMethodClient client, 1141 IInputContext inputContext, EditorInfo attribute, int controlFlags) { 1142 // If no method is currently selected, do nothing. 1143 if (mCurMethodId == null) { 1144 return mNoBinding; 1145 } 1146 1147 ClientState cs = mClients.get(client.asBinder()); 1148 if (cs == null) { 1149 throw new IllegalArgumentException("unknown client " 1150 + client.asBinder()); 1151 } 1152 1153 try { 1154 if (!mIWindowManager.inputMethodClientHasFocus(cs.client)) { 1155 // Check with the window manager to make sure this client actually 1156 // has a window with focus. If not, reject. This is thread safe 1157 // because if the focus changes some time before or after, the 1158 // next client receiving focus that has any interest in input will 1159 // be calling through here after that change happens. 1160 Slog.w(TAG, "Starting input on non-focused client " + cs.client 1161 + " (uid=" + cs.uid + " pid=" + cs.pid + ")"); 1162 return null; 1163 } 1164 } catch (RemoteException e) { 1165 } 1166 1167 return startInputUncheckedLocked(cs, inputContext, attribute, controlFlags); 1168 } 1169 1170 InputBindResult startInputUncheckedLocked(ClientState cs, 1171 IInputContext inputContext, EditorInfo attribute, int controlFlags) { 1172 // If no method is currently selected, do nothing. 1173 if (mCurMethodId == null) { 1174 return mNoBinding; 1175 } 1176 1177 if (mCurClient != cs) { 1178 // Was the keyguard locked when switching over to the new client? 1179 mCurClientInKeyguard = isKeyguardLocked(); 1180 // If the client is changing, we need to switch over to the new 1181 // one. 1182 unbindCurrentClientLocked(); 1183 if (DEBUG) Slog.v(TAG, "switching to client: client = " 1184 + cs.client.asBinder() + " keyguard=" + mCurClientInKeyguard); 1185 1186 // If the screen is on, inform the new client it is active 1187 if (mScreenOn) { 1188 executeOrSendMessage(cs.client, mCaller.obtainMessageIO( 1189 MSG_SET_ACTIVE, mScreenOn ? 1 : 0, cs)); 1190 } 1191 } 1192 1193 // Bump up the sequence for this client and attach it. 1194 mCurSeq++; 1195 if (mCurSeq <= 0) mCurSeq = 1; 1196 mCurClient = cs; 1197 mCurInputContext = inputContext; 1198 mCurAttribute = attribute; 1199 1200 // Check if the input method is changing. 1201 if (mCurId != null && mCurId.equals(mCurMethodId)) { 1202 if (cs.curSession != null) { 1203 // Fast case: if we are already connected to the input method, 1204 // then just return it. 1205 return attachNewInputLocked( 1206 (controlFlags&InputMethodManager.CONTROL_START_INITIAL) != 0); 1207 } 1208 if (mHaveConnection) { 1209 if (mCurMethod != null) { 1210 // Return to client, and we will get back with it when 1211 // we have had a session made for it. 1212 requestClientSessionLocked(cs); 1213 return new InputBindResult(null, null, mCurId, mCurSeq, 1214 mCurUserActionNotificationSequenceNumber); 1215 } else if (SystemClock.uptimeMillis() 1216 < (mLastBindTime+TIME_TO_RECONNECT)) { 1217 // In this case we have connected to the service, but 1218 // don't yet have its interface. If it hasn't been too 1219 // long since we did the connection, we'll return to 1220 // the client and wait to get the service interface so 1221 // we can report back. If it has been too long, we want 1222 // to fall through so we can try a disconnect/reconnect 1223 // to see if we can get back in touch with the service. 1224 return new InputBindResult(null, null, mCurId, mCurSeq, 1225 mCurUserActionNotificationSequenceNumber); 1226 } else { 1227 EventLog.writeEvent(EventLogTags.IMF_FORCE_RECONNECT_IME, 1228 mCurMethodId, SystemClock.uptimeMillis()-mLastBindTime, 0); 1229 } 1230 } 1231 } 1232 1233 return startInputInnerLocked(); 1234 } 1235 1236 InputBindResult startInputInnerLocked() { 1237 if (mCurMethodId == null) { 1238 return mNoBinding; 1239 } 1240 1241 if (!mSystemReady) { 1242 // If the system is not yet ready, we shouldn't be running third 1243 // party code. 1244 return new InputBindResult(null, null, mCurMethodId, mCurSeq, 1245 mCurUserActionNotificationSequenceNumber); 1246 } 1247 1248 InputMethodInfo info = mMethodMap.get(mCurMethodId); 1249 if (info == null) { 1250 throw new IllegalArgumentException("Unknown id: " + mCurMethodId); 1251 } 1252 1253 unbindCurrentMethodLocked(false, true); 1254 1255 mCurIntent = new Intent(InputMethod.SERVICE_INTERFACE); 1256 mCurIntent.setComponent(info.getComponent()); 1257 mCurIntent.putExtra(Intent.EXTRA_CLIENT_LABEL, 1258 com.android.internal.R.string.input_method_binding_label); 1259 mCurIntent.putExtra(Intent.EXTRA_CLIENT_INTENT, PendingIntent.getActivity( 1260 mContext, 0, new Intent(Settings.ACTION_INPUT_METHOD_SETTINGS), 0)); 1261 if (bindCurrentInputMethodService(mCurIntent, this, Context.BIND_AUTO_CREATE 1262 | Context.BIND_NOT_VISIBLE | Context.BIND_NOT_FOREGROUND 1263 | Context.BIND_SHOWING_UI)) { 1264 mLastBindTime = SystemClock.uptimeMillis(); 1265 mHaveConnection = true; 1266 mCurId = info.getId(); 1267 mCurToken = new Binder(); 1268 try { 1269 if (true || DEBUG) Slog.v(TAG, "Adding window token: " + mCurToken); 1270 mIWindowManager.addWindowToken(mCurToken, 1271 WindowManager.LayoutParams.TYPE_INPUT_METHOD); 1272 } catch (RemoteException e) { 1273 } 1274 return new InputBindResult(null, null, mCurId, mCurSeq, 1275 mCurUserActionNotificationSequenceNumber); 1276 } else { 1277 mCurIntent = null; 1278 Slog.w(TAG, "Failure connecting to input method service: " 1279 + mCurIntent); 1280 } 1281 return null; 1282 } 1283 1284 @Override 1285 public InputBindResult startInput(IInputMethodClient client, 1286 IInputContext inputContext, EditorInfo attribute, int controlFlags) { 1287 if (!calledFromValidUser()) { 1288 return null; 1289 } 1290 synchronized (mMethodMap) { 1291 final long ident = Binder.clearCallingIdentity(); 1292 try { 1293 return startInputLocked(client, inputContext, attribute, controlFlags); 1294 } finally { 1295 Binder.restoreCallingIdentity(ident); 1296 } 1297 } 1298 } 1299 1300 @Override 1301 public void finishInput(IInputMethodClient client) { 1302 } 1303 1304 @Override 1305 public void onServiceConnected(ComponentName name, IBinder service) { 1306 synchronized (mMethodMap) { 1307 if (mCurIntent != null && name.equals(mCurIntent.getComponent())) { 1308 mCurMethod = IInputMethod.Stub.asInterface(service); 1309 if (mCurToken == null) { 1310 Slog.w(TAG, "Service connected without a token!"); 1311 unbindCurrentMethodLocked(false, false); 1312 return; 1313 } 1314 if (DEBUG) Slog.v(TAG, "Initiating attach with token: " + mCurToken); 1315 executeOrSendMessage(mCurMethod, mCaller.obtainMessageOO( 1316 MSG_ATTACH_TOKEN, mCurMethod, mCurToken)); 1317 if (mCurClient != null) { 1318 clearClientSessionLocked(mCurClient); 1319 requestClientSessionLocked(mCurClient); 1320 } 1321 } 1322 } 1323 } 1324 1325 void onSessionCreated(IInputMethod method, IInputMethodSession session, 1326 InputChannel channel) { 1327 synchronized (mMethodMap) { 1328 if (mCurMethod != null && method != null 1329 && mCurMethod.asBinder() == method.asBinder()) { 1330 if (mCurClient != null) { 1331 clearClientSessionLocked(mCurClient); 1332 mCurClient.curSession = new SessionState(mCurClient, 1333 method, session, channel); 1334 InputBindResult res = attachNewInputLocked(true); 1335 if (res.method != null) { 1336 executeOrSendMessage(mCurClient.client, mCaller.obtainMessageOO( 1337 MSG_BIND_METHOD, mCurClient.client, res)); 1338 } 1339 return; 1340 } 1341 } 1342 } 1343 1344 // Session abandoned. Close its associated input channel. 1345 channel.dispose(); 1346 } 1347 1348 void unbindCurrentMethodLocked(boolean reportToClient, boolean savePosition) { 1349 if (mVisibleBound) { 1350 mContext.unbindService(mVisibleConnection); 1351 mVisibleBound = false; 1352 } 1353 1354 if (mHaveConnection) { 1355 mContext.unbindService(this); 1356 mHaveConnection = false; 1357 } 1358 1359 if (mCurToken != null) { 1360 try { 1361 if (DEBUG) Slog.v(TAG, "Removing window token: " + mCurToken); 1362 if ((mImeWindowVis & InputMethodService.IME_ACTIVE) != 0 && savePosition) { 1363 // The current IME is shown. Hence an IME switch (transition) is happening. 1364 mWindowManagerService.saveLastInputMethodWindowForTransition(); 1365 } 1366 mIWindowManager.removeWindowToken(mCurToken); 1367 } catch (RemoteException e) { 1368 } 1369 mCurToken = null; 1370 } 1371 1372 mCurId = null; 1373 clearCurMethodLocked(); 1374 1375 if (reportToClient && mCurClient != null) { 1376 executeOrSendMessage(mCurClient.client, mCaller.obtainMessageIO( 1377 MSG_UNBIND_METHOD, mCurSeq, mCurClient.client)); 1378 } 1379 } 1380 1381 void requestClientSessionLocked(ClientState cs) { 1382 if (!cs.sessionRequested) { 1383 if (DEBUG) Slog.v(TAG, "Creating new session for client " + cs); 1384 InputChannel[] channels = InputChannel.openInputChannelPair(cs.toString()); 1385 cs.sessionRequested = true; 1386 executeOrSendMessage(mCurMethod, mCaller.obtainMessageOOO( 1387 MSG_CREATE_SESSION, mCurMethod, channels[1], 1388 new MethodCallback(this, mCurMethod, channels[0]))); 1389 } 1390 } 1391 1392 void clearClientSessionLocked(ClientState cs) { 1393 finishSessionLocked(cs.curSession); 1394 cs.curSession = null; 1395 cs.sessionRequested = false; 1396 } 1397 1398 private void finishSessionLocked(SessionState sessionState) { 1399 if (sessionState != null) { 1400 if (sessionState.session != null) { 1401 try { 1402 sessionState.session.finishSession(); 1403 } catch (RemoteException e) { 1404 Slog.w(TAG, "Session failed to close due to remote exception", e); 1405 setImeWindowVisibilityStatusHiddenLocked(); 1406 } 1407 sessionState.session = null; 1408 } 1409 if (sessionState.channel != null) { 1410 sessionState.channel.dispose(); 1411 sessionState.channel = null; 1412 } 1413 } 1414 } 1415 1416 void clearCurMethodLocked() { 1417 if (mCurMethod != null) { 1418 for (ClientState cs : mClients.values()) { 1419 clearClientSessionLocked(cs); 1420 } 1421 1422 finishSessionLocked(mEnabledSession); 1423 mEnabledSession = null; 1424 mCurMethod = null; 1425 } 1426 if (mStatusBar != null) { 1427 mStatusBar.setIconVisibility("ime", false); 1428 } 1429 } 1430 1431 @Override 1432 public void onServiceDisconnected(ComponentName name) { 1433 synchronized (mMethodMap) { 1434 if (DEBUG) Slog.v(TAG, "Service disconnected: " + name 1435 + " mCurIntent=" + mCurIntent); 1436 if (mCurMethod != null && mCurIntent != null 1437 && name.equals(mCurIntent.getComponent())) { 1438 clearCurMethodLocked(); 1439 // We consider this to be a new bind attempt, since the system 1440 // should now try to restart the service for us. 1441 mLastBindTime = SystemClock.uptimeMillis(); 1442 mShowRequested = mInputShown; 1443 mInputShown = false; 1444 if (mCurClient != null) { 1445 executeOrSendMessage(mCurClient.client, mCaller.obtainMessageIO( 1446 MSG_UNBIND_METHOD, mCurSeq, mCurClient.client)); 1447 } 1448 } 1449 } 1450 } 1451 1452 @Override 1453 public void updateStatusIcon(IBinder token, String packageName, int iconId) { 1454 long ident = Binder.clearCallingIdentity(); 1455 try { 1456 synchronized (mMethodMap) { 1457 if (!calledWithValidToken(token)) { 1458 final int uid = Binder.getCallingUid(); 1459 Slog.e(TAG, "Ignoring updateStatusIcon due to an invalid token. uid:" + uid 1460 + " token:" + token); 1461 return; 1462 } 1463 if (iconId == 0) { 1464 if (DEBUG) Slog.d(TAG, "hide the small icon for the input method"); 1465 if (mStatusBar != null) { 1466 mStatusBar.setIconVisibility("ime", false); 1467 } 1468 } else if (packageName != null) { 1469 if (DEBUG) Slog.d(TAG, "show a small icon for the input method"); 1470 CharSequence contentDescription = null; 1471 try { 1472 // Use PackageManager to load label 1473 final PackageManager packageManager = mContext.getPackageManager(); 1474 contentDescription = packageManager.getApplicationLabel( 1475 mIPackageManager.getApplicationInfo(packageName, 0, 1476 mSettings.getCurrentUserId())); 1477 } catch (RemoteException e) { 1478 /* ignore */ 1479 } 1480 if (mStatusBar != null) { 1481 mStatusBar.setIcon("ime", packageName, iconId, 0, 1482 contentDescription != null 1483 ? contentDescription.toString() : null); 1484 mStatusBar.setIconVisibility("ime", true); 1485 } 1486 } 1487 } 1488 } finally { 1489 Binder.restoreCallingIdentity(ident); 1490 } 1491 } 1492 1493 private boolean needsToShowImeSwitchOngoingNotification() { 1494 if (!mShowOngoingImeSwitcherForPhones) return false; 1495 if (mSwitchingDialog != null) return false; 1496 if (isScreenLocked()) return false; 1497 synchronized (mMethodMap) { 1498 List<InputMethodInfo> imis = mSettings.getEnabledInputMethodListLocked(); 1499 final int N = imis.size(); 1500 if (N > 2) return true; 1501 if (N < 1) return false; 1502 int nonAuxCount = 0; 1503 int auxCount = 0; 1504 InputMethodSubtype nonAuxSubtype = null; 1505 InputMethodSubtype auxSubtype = null; 1506 for(int i = 0; i < N; ++i) { 1507 final InputMethodInfo imi = imis.get(i); 1508 final List<InputMethodSubtype> subtypes = 1509 mSettings.getEnabledInputMethodSubtypeListLocked(mContext, imi, true); 1510 final int subtypeCount = subtypes.size(); 1511 if (subtypeCount == 0) { 1512 ++nonAuxCount; 1513 } else { 1514 for (int j = 0; j < subtypeCount; ++j) { 1515 final InputMethodSubtype subtype = subtypes.get(j); 1516 if (!subtype.isAuxiliary()) { 1517 ++nonAuxCount; 1518 nonAuxSubtype = subtype; 1519 } else { 1520 ++auxCount; 1521 auxSubtype = subtype; 1522 } 1523 } 1524 } 1525 } 1526 if (nonAuxCount > 1 || auxCount > 1) { 1527 return true; 1528 } else if (nonAuxCount == 1 && auxCount == 1) { 1529 if (nonAuxSubtype != null && auxSubtype != null 1530 && (nonAuxSubtype.getLocale().equals(auxSubtype.getLocale()) 1531 || auxSubtype.overridesImplicitlyEnabledSubtype() 1532 || nonAuxSubtype.overridesImplicitlyEnabledSubtype()) 1533 && nonAuxSubtype.containsExtraValueKey(TAG_TRY_SUPPRESSING_IME_SWITCHER)) { 1534 return false; 1535 } 1536 return true; 1537 } 1538 return false; 1539 } 1540 } 1541 1542 private boolean isKeyguardLocked() { 1543 return mKeyguardManager != null && mKeyguardManager.isKeyguardLocked(); 1544 } 1545 1546 // Caution! This method is called in this class. Handle multi-user carefully 1547 @SuppressWarnings("deprecation") 1548 @Override 1549 public void setImeWindowStatus(IBinder token, int vis, int backDisposition) { 1550 final long ident = Binder.clearCallingIdentity(); 1551 try { 1552 if (!calledWithValidToken(token)) { 1553 final int uid = Binder.getCallingUid(); 1554 Slog.e(TAG, "Ignoring setImeWindowStatus due to an invalid token. uid:" + uid 1555 + " token:" + token); 1556 return; 1557 } 1558 synchronized (mMethodMap) { 1559 // apply policy for binder calls 1560 if (vis != 0 && isKeyguardLocked() && !mCurClientInKeyguard) { 1561 vis = 0; 1562 } 1563 mImeWindowVis = vis; 1564 mBackDisposition = backDisposition; 1565 final boolean iconVisibility = ((vis & (InputMethodService.IME_ACTIVE)) != 0) 1566 && (mWindowManagerService.isHardKeyboardAvailable() 1567 || (vis & (InputMethodService.IME_VISIBLE)) != 0); 1568 final boolean needsToShowImeSwitcher = iconVisibility 1569 && needsToShowImeSwitchOngoingNotification(); 1570 if (mStatusBar != null) { 1571 mStatusBar.setImeWindowStatus(token, vis, backDisposition, 1572 needsToShowImeSwitcher); 1573 } 1574 final InputMethodInfo imi = mMethodMap.get(mCurMethodId); 1575 if (imi != null && needsToShowImeSwitcher) { 1576 // Used to load label 1577 final CharSequence title = mRes.getText( 1578 com.android.internal.R.string.select_input_method); 1579 final CharSequence summary = InputMethodUtils.getImeAndSubtypeDisplayName( 1580 mContext, imi, mCurrentSubtype); 1581 1582 mImeSwitcherNotification.setLatestEventInfo( 1583 mContext, title, summary, mImeSwitchPendingIntent); 1584 if ((mNotificationManager != null) 1585 && !mWindowManagerService.hasNavigationBar()) { 1586 if (DEBUG) { 1587 Slog.d(TAG, "--- show notification: label = " + summary); 1588 } 1589 mNotificationManager.notifyAsUser(null, 1590 com.android.internal.R.string.select_input_method, 1591 mImeSwitcherNotification, UserHandle.ALL); 1592 mNotificationShown = true; 1593 } 1594 } else { 1595 if (mNotificationShown && mNotificationManager != null) { 1596 if (DEBUG) { 1597 Slog.d(TAG, "--- hide notification"); 1598 } 1599 mNotificationManager.cancelAsUser(null, 1600 com.android.internal.R.string.select_input_method, UserHandle.ALL); 1601 mNotificationShown = false; 1602 } 1603 } 1604 } 1605 } finally { 1606 Binder.restoreCallingIdentity(ident); 1607 } 1608 } 1609 1610 @Override 1611 public void registerSuggestionSpansForNotification(SuggestionSpan[] spans) { 1612 if (!calledFromValidUser()) { 1613 return; 1614 } 1615 synchronized (mMethodMap) { 1616 final InputMethodInfo currentImi = mMethodMap.get(mCurMethodId); 1617 for (int i = 0; i < spans.length; ++i) { 1618 SuggestionSpan ss = spans[i]; 1619 if (!TextUtils.isEmpty(ss.getNotificationTargetClassName())) { 1620 mSecureSuggestionSpans.put(ss, currentImi); 1621 } 1622 } 1623 } 1624 } 1625 1626 @Override 1627 public boolean notifySuggestionPicked(SuggestionSpan span, String originalString, int index) { 1628 if (!calledFromValidUser()) { 1629 return false; 1630 } 1631 synchronized (mMethodMap) { 1632 final InputMethodInfo targetImi = mSecureSuggestionSpans.get(span); 1633 // TODO: Do not send the intent if the process of the targetImi is already dead. 1634 if (targetImi != null) { 1635 final String[] suggestions = span.getSuggestions(); 1636 if (index < 0 || index >= suggestions.length) return false; 1637 final String className = span.getNotificationTargetClassName(); 1638 final Intent intent = new Intent(); 1639 // Ensures that only a class in the original IME package will receive the 1640 // notification. 1641 intent.setClassName(targetImi.getPackageName(), className); 1642 intent.setAction(SuggestionSpan.ACTION_SUGGESTION_PICKED); 1643 intent.putExtra(SuggestionSpan.SUGGESTION_SPAN_PICKED_BEFORE, originalString); 1644 intent.putExtra(SuggestionSpan.SUGGESTION_SPAN_PICKED_AFTER, suggestions[index]); 1645 intent.putExtra(SuggestionSpan.SUGGESTION_SPAN_PICKED_HASHCODE, span.hashCode()); 1646 final long ident = Binder.clearCallingIdentity(); 1647 try { 1648 mContext.sendBroadcastAsUser(intent, UserHandle.CURRENT); 1649 } finally { 1650 Binder.restoreCallingIdentity(ident); 1651 } 1652 return true; 1653 } 1654 } 1655 return false; 1656 } 1657 1658 void updateFromSettingsLocked(boolean enabledMayChange) { 1659 if (enabledMayChange) { 1660 List<InputMethodInfo> enabled = mSettings.getEnabledInputMethodListLocked(); 1661 for (int i=0; i<enabled.size(); i++) { 1662 // We allow the user to select "disabled until used" apps, so if they 1663 // are enabling one of those here we now need to make it enabled. 1664 InputMethodInfo imm = enabled.get(i); 1665 try { 1666 ApplicationInfo ai = mIPackageManager.getApplicationInfo(imm.getPackageName(), 1667 PackageManager.GET_DISABLED_UNTIL_USED_COMPONENTS, 1668 mSettings.getCurrentUserId()); 1669 if (ai != null && ai.enabledSetting 1670 == PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED) { 1671 if (DEBUG) { 1672 Slog.d(TAG, "Update state(" + imm.getId() 1673 + "): DISABLED_UNTIL_USED -> DEFAULT"); 1674 } 1675 mIPackageManager.setApplicationEnabledSetting(imm.getPackageName(), 1676 PackageManager.COMPONENT_ENABLED_STATE_DEFAULT, 1677 PackageManager.DONT_KILL_APP, mSettings.getCurrentUserId(), 1678 mContext.getBasePackageName()); 1679 } 1680 } catch (RemoteException e) { 1681 } 1682 } 1683 } 1684 // We are assuming that whoever is changing DEFAULT_INPUT_METHOD and 1685 // ENABLED_INPUT_METHODS is taking care of keeping them correctly in 1686 // sync, so we will never have a DEFAULT_INPUT_METHOD that is not 1687 // enabled. 1688 String id = mSettings.getSelectedInputMethod(); 1689 // There is no input method selected, try to choose new applicable input method. 1690 if (TextUtils.isEmpty(id) && chooseNewDefaultIMELocked()) { 1691 id = mSettings.getSelectedInputMethod(); 1692 } 1693 if (!TextUtils.isEmpty(id)) { 1694 try { 1695 setInputMethodLocked(id, mSettings.getSelectedInputMethodSubtypeId(id)); 1696 } catch (IllegalArgumentException e) { 1697 Slog.w(TAG, "Unknown input method from prefs: " + id, e); 1698 mCurMethodId = null; 1699 unbindCurrentMethodLocked(true, false); 1700 } 1701 mShortcutInputMethodsAndSubtypes.clear(); 1702 } else { 1703 // There is no longer an input method set, so stop any current one. 1704 mCurMethodId = null; 1705 unbindCurrentMethodLocked(true, false); 1706 } 1707 // Here is not the perfect place to reset the switching controller. Ideally 1708 // mSwitchingController and mSettings should be able to share the same state. 1709 // TODO: Make sure that mSwitchingController and mSettings are sharing the 1710 // the same enabled IMEs list. 1711 mSwitchingController.resetCircularListLocked(mContext); 1712 } 1713 1714 /* package */ void setInputMethodLocked(String id, int subtypeId) { 1715 InputMethodInfo info = mMethodMap.get(id); 1716 if (info == null) { 1717 throw new IllegalArgumentException("Unknown id: " + id); 1718 } 1719 1720 // See if we need to notify a subtype change within the same IME. 1721 if (id.equals(mCurMethodId)) { 1722 final int subtypeCount = info.getSubtypeCount(); 1723 if (subtypeCount <= 0) { 1724 return; 1725 } 1726 final InputMethodSubtype oldSubtype = mCurrentSubtype; 1727 final InputMethodSubtype newSubtype; 1728 if (subtypeId >= 0 && subtypeId < subtypeCount) { 1729 newSubtype = info.getSubtypeAt(subtypeId); 1730 } else { 1731 // If subtype is null, try to find the most applicable one from 1732 // getCurrentInputMethodSubtype. 1733 newSubtype = getCurrentInputMethodSubtypeLocked(); 1734 } 1735 if (newSubtype == null || oldSubtype == null) { 1736 Slog.w(TAG, "Illegal subtype state: old subtype = " + oldSubtype 1737 + ", new subtype = " + newSubtype); 1738 return; 1739 } 1740 if (newSubtype != oldSubtype) { 1741 setSelectedInputMethodAndSubtypeLocked(info, subtypeId, true); 1742 if (mCurMethod != null) { 1743 try { 1744 refreshImeWindowVisibilityLocked(); 1745 mCurMethod.changeInputMethodSubtype(newSubtype); 1746 } catch (RemoteException e) { 1747 Slog.w(TAG, "Failed to call changeInputMethodSubtype"); 1748 } 1749 } 1750 } 1751 return; 1752 } 1753 1754 // Changing to a different IME. 1755 final long ident = Binder.clearCallingIdentity(); 1756 try { 1757 // Set a subtype to this input method. 1758 // subtypeId the name of a subtype which will be set. 1759 setSelectedInputMethodAndSubtypeLocked(info, subtypeId, false); 1760 // mCurMethodId should be updated after setSelectedInputMethodAndSubtypeLocked() 1761 // because mCurMethodId is stored as a history in 1762 // setSelectedInputMethodAndSubtypeLocked(). 1763 mCurMethodId = id; 1764 1765 if (ActivityManagerNative.isSystemReady()) { 1766 Intent intent = new Intent(Intent.ACTION_INPUT_METHOD_CHANGED); 1767 intent.addFlags(Intent.FLAG_RECEIVER_REPLACE_PENDING); 1768 intent.putExtra("input_method_id", id); 1769 mContext.sendBroadcastAsUser(intent, UserHandle.CURRENT); 1770 } 1771 unbindCurrentClientLocked(); 1772 } finally { 1773 Binder.restoreCallingIdentity(ident); 1774 } 1775 } 1776 1777 @Override 1778 public boolean showSoftInput(IInputMethodClient client, int flags, 1779 ResultReceiver resultReceiver) { 1780 if (!calledFromValidUser()) { 1781 return false; 1782 } 1783 int uid = Binder.getCallingUid(); 1784 long ident = Binder.clearCallingIdentity(); 1785 try { 1786 synchronized (mMethodMap) { 1787 if (mCurClient == null || client == null 1788 || mCurClient.client.asBinder() != client.asBinder()) { 1789 try { 1790 // We need to check if this is the current client with 1791 // focus in the window manager, to allow this call to 1792 // be made before input is started in it. 1793 if (!mIWindowManager.inputMethodClientHasFocus(client)) { 1794 Slog.w(TAG, "Ignoring showSoftInput of uid " + uid + ": " + client); 1795 return false; 1796 } 1797 } catch (RemoteException e) { 1798 return false; 1799 } 1800 } 1801 1802 if (DEBUG) Slog.v(TAG, "Client requesting input be shown"); 1803 return showCurrentInputLocked(flags, resultReceiver); 1804 } 1805 } finally { 1806 Binder.restoreCallingIdentity(ident); 1807 } 1808 } 1809 1810 boolean showCurrentInputLocked(int flags, ResultReceiver resultReceiver) { 1811 mShowRequested = true; 1812 if ((flags&InputMethodManager.SHOW_IMPLICIT) == 0) { 1813 mShowExplicitlyRequested = true; 1814 } 1815 if ((flags&InputMethodManager.SHOW_FORCED) != 0) { 1816 mShowExplicitlyRequested = true; 1817 mShowForced = true; 1818 } 1819 1820 if (!mSystemReady) { 1821 return false; 1822 } 1823 1824 boolean res = false; 1825 if (mCurMethod != null) { 1826 if (DEBUG) Slog.d(TAG, "showCurrentInputLocked: mCurToken=" + mCurToken); 1827 executeOrSendMessage(mCurMethod, mCaller.obtainMessageIOO( 1828 MSG_SHOW_SOFT_INPUT, getImeShowFlags(), mCurMethod, 1829 resultReceiver)); 1830 mInputShown = true; 1831 if (mHaveConnection && !mVisibleBound) { 1832 bindCurrentInputMethodService( 1833 mCurIntent, mVisibleConnection, Context.BIND_AUTO_CREATE 1834 | Context.BIND_TREAT_LIKE_ACTIVITY); 1835 mVisibleBound = true; 1836 } 1837 res = true; 1838 } else if (mHaveConnection && SystemClock.uptimeMillis() 1839 >= (mLastBindTime+TIME_TO_RECONNECT)) { 1840 // The client has asked to have the input method shown, but 1841 // we have been sitting here too long with a connection to the 1842 // service and no interface received, so let's disconnect/connect 1843 // to try to prod things along. 1844 EventLog.writeEvent(EventLogTags.IMF_FORCE_RECONNECT_IME, mCurMethodId, 1845 SystemClock.uptimeMillis()-mLastBindTime,1); 1846 Slog.w(TAG, "Force disconnect/connect to the IME in showCurrentInputLocked()"); 1847 mContext.unbindService(this); 1848 bindCurrentInputMethodService(mCurIntent, this, Context.BIND_AUTO_CREATE 1849 | Context.BIND_NOT_VISIBLE); 1850 } else { 1851 if (DEBUG) { 1852 Slog.d(TAG, "Can't show input: connection = " + mHaveConnection + ", time = " 1853 + ((mLastBindTime+TIME_TO_RECONNECT) - SystemClock.uptimeMillis())); 1854 } 1855 } 1856 1857 return res; 1858 } 1859 1860 @Override 1861 public boolean hideSoftInput(IInputMethodClient client, int flags, 1862 ResultReceiver resultReceiver) { 1863 if (!calledFromValidUser()) { 1864 return false; 1865 } 1866 int uid = Binder.getCallingUid(); 1867 long ident = Binder.clearCallingIdentity(); 1868 try { 1869 synchronized (mMethodMap) { 1870 if (mCurClient == null || client == null 1871 || mCurClient.client.asBinder() != client.asBinder()) { 1872 try { 1873 // We need to check if this is the current client with 1874 // focus in the window manager, to allow this call to 1875 // be made before input is started in it. 1876 if (!mIWindowManager.inputMethodClientHasFocus(client)) { 1877 if (DEBUG) Slog.w(TAG, "Ignoring hideSoftInput of uid " 1878 + uid + ": " + client); 1879 setImeWindowVisibilityStatusHiddenLocked(); 1880 return false; 1881 } 1882 } catch (RemoteException e) { 1883 setImeWindowVisibilityStatusHiddenLocked(); 1884 return false; 1885 } 1886 } 1887 1888 if (DEBUG) Slog.v(TAG, "Client requesting input be hidden"); 1889 return hideCurrentInputLocked(flags, resultReceiver); 1890 } 1891 } finally { 1892 Binder.restoreCallingIdentity(ident); 1893 } 1894 } 1895 1896 boolean hideCurrentInputLocked(int flags, ResultReceiver resultReceiver) { 1897 if ((flags&InputMethodManager.HIDE_IMPLICIT_ONLY) != 0 1898 && (mShowExplicitlyRequested || mShowForced)) { 1899 if (DEBUG) Slog.v(TAG, "Not hiding: explicit show not cancelled by non-explicit hide"); 1900 return false; 1901 } 1902 if (mShowForced && (flags&InputMethodManager.HIDE_NOT_ALWAYS) != 0) { 1903 if (DEBUG) Slog.v(TAG, "Not hiding: forced show not cancelled by not-always hide"); 1904 return false; 1905 } 1906 boolean res; 1907 if (mInputShown && mCurMethod != null) { 1908 executeOrSendMessage(mCurMethod, mCaller.obtainMessageOO( 1909 MSG_HIDE_SOFT_INPUT, mCurMethod, resultReceiver)); 1910 res = true; 1911 } else { 1912 res = false; 1913 } 1914 if (mHaveConnection && mVisibleBound) { 1915 mContext.unbindService(mVisibleConnection); 1916 mVisibleBound = false; 1917 } 1918 mInputShown = false; 1919 mShowRequested = false; 1920 mShowExplicitlyRequested = false; 1921 mShowForced = false; 1922 return res; 1923 } 1924 1925 @Override 1926 public InputBindResult windowGainedFocus(IInputMethodClient client, IBinder windowToken, 1927 int controlFlags, int softInputMode, int windowFlags, 1928 EditorInfo attribute, IInputContext inputContext) { 1929 // Needs to check the validity before clearing calling identity 1930 final boolean calledFromValidUser = calledFromValidUser(); 1931 1932 InputBindResult res = null; 1933 long ident = Binder.clearCallingIdentity(); 1934 try { 1935 synchronized (mMethodMap) { 1936 if (DEBUG) Slog.v(TAG, "windowGainedFocus: " + client.asBinder() 1937 + " controlFlags=#" + Integer.toHexString(controlFlags) 1938 + " softInputMode=#" + Integer.toHexString(softInputMode) 1939 + " windowFlags=#" + Integer.toHexString(windowFlags)); 1940 1941 ClientState cs = mClients.get(client.asBinder()); 1942 if (cs == null) { 1943 throw new IllegalArgumentException("unknown client " 1944 + client.asBinder()); 1945 } 1946 1947 try { 1948 if (!mIWindowManager.inputMethodClientHasFocus(cs.client)) { 1949 // Check with the window manager to make sure this client actually 1950 // has a window with focus. If not, reject. This is thread safe 1951 // because if the focus changes some time before or after, the 1952 // next client receiving focus that has any interest in input will 1953 // be calling through here after that change happens. 1954 Slog.w(TAG, "Focus gain on non-focused client " + cs.client 1955 + " (uid=" + cs.uid + " pid=" + cs.pid + ")"); 1956 return null; 1957 } 1958 } catch (RemoteException e) { 1959 } 1960 1961 if (!calledFromValidUser) { 1962 Slog.w(TAG, "A background user is requesting window. Hiding IME."); 1963 Slog.w(TAG, "If you want to interect with IME, you need " 1964 + "android.permission.INTERACT_ACROSS_USERS_FULL"); 1965 hideCurrentInputLocked(0, null); 1966 return null; 1967 } 1968 1969 if (mCurFocusedWindow == windowToken) { 1970 Slog.w(TAG, "Window already focused, ignoring focus gain of: " + client 1971 + " attribute=" + attribute + ", token = " + windowToken); 1972 if (attribute != null) { 1973 return startInputUncheckedLocked(cs, inputContext, attribute, 1974 controlFlags); 1975 } 1976 return null; 1977 } 1978 mCurFocusedWindow = windowToken; 1979 1980 // Should we auto-show the IME even if the caller has not 1981 // specified what should be done with it? 1982 // We only do this automatically if the window can resize 1983 // to accommodate the IME (so what the user sees will give 1984 // them good context without input information being obscured 1985 // by the IME) or if running on a large screen where there 1986 // is more room for the target window + IME. 1987 final boolean doAutoShow = 1988 (softInputMode & WindowManager.LayoutParams.SOFT_INPUT_MASK_ADJUST) 1989 == WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE 1990 || mRes.getConfiguration().isLayoutSizeAtLeast( 1991 Configuration.SCREENLAYOUT_SIZE_LARGE); 1992 final boolean isTextEditor = 1993 (controlFlags&InputMethodManager.CONTROL_WINDOW_IS_TEXT_EDITOR) != 0; 1994 1995 // We want to start input before showing the IME, but after closing 1996 // it. We want to do this after closing it to help the IME disappear 1997 // more quickly (not get stuck behind it initializing itself for the 1998 // new focused input, even if its window wants to hide the IME). 1999 boolean didStart = false; 2000 2001 switch (softInputMode&WindowManager.LayoutParams.SOFT_INPUT_MASK_STATE) { 2002 case WindowManager.LayoutParams.SOFT_INPUT_STATE_UNSPECIFIED: 2003 if (!isTextEditor || !doAutoShow) { 2004 if (WindowManager.LayoutParams.mayUseInputMethod(windowFlags)) { 2005 // There is no focus view, and this window will 2006 // be behind any soft input window, so hide the 2007 // soft input window if it is shown. 2008 if (DEBUG) Slog.v(TAG, "Unspecified window will hide input"); 2009 hideCurrentInputLocked(InputMethodManager.HIDE_NOT_ALWAYS, null); 2010 } 2011 } else if (isTextEditor && doAutoShow && (softInputMode & 2012 WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION) != 0) { 2013 // There is a focus view, and we are navigating forward 2014 // into the window, so show the input window for the user. 2015 // We only do this automatically if the window can resize 2016 // to accommodate the IME (so what the user sees will give 2017 // them good context without input information being obscured 2018 // by the IME) or if running on a large screen where there 2019 // is more room for the target window + IME. 2020 if (DEBUG) Slog.v(TAG, "Unspecified window will show input"); 2021 if (attribute != null) { 2022 res = startInputUncheckedLocked(cs, inputContext, attribute, 2023 controlFlags); 2024 didStart = true; 2025 } 2026 showCurrentInputLocked(InputMethodManager.SHOW_IMPLICIT, null); 2027 } 2028 break; 2029 case WindowManager.LayoutParams.SOFT_INPUT_STATE_UNCHANGED: 2030 // Do nothing. 2031 break; 2032 case WindowManager.LayoutParams.SOFT_INPUT_STATE_HIDDEN: 2033 if ((softInputMode & 2034 WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION) != 0) { 2035 if (DEBUG) Slog.v(TAG, "Window asks to hide input going forward"); 2036 hideCurrentInputLocked(0, null); 2037 } 2038 break; 2039 case WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_HIDDEN: 2040 if (DEBUG) Slog.v(TAG, "Window asks to hide input"); 2041 hideCurrentInputLocked(0, null); 2042 break; 2043 case WindowManager.LayoutParams.SOFT_INPUT_STATE_VISIBLE: 2044 if ((softInputMode & 2045 WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION) != 0) { 2046 if (DEBUG) Slog.v(TAG, "Window asks to show input going forward"); 2047 if (attribute != null) { 2048 res = startInputUncheckedLocked(cs, inputContext, attribute, 2049 controlFlags); 2050 didStart = true; 2051 } 2052 showCurrentInputLocked(InputMethodManager.SHOW_IMPLICIT, null); 2053 } 2054 break; 2055 case WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_VISIBLE: 2056 if (DEBUG) Slog.v(TAG, "Window asks to always show input"); 2057 if (attribute != null) { 2058 res = startInputUncheckedLocked(cs, inputContext, attribute, 2059 controlFlags); 2060 didStart = true; 2061 } 2062 showCurrentInputLocked(InputMethodManager.SHOW_IMPLICIT, null); 2063 break; 2064 } 2065 2066 if (!didStart && attribute != null) { 2067 res = startInputUncheckedLocked(cs, inputContext, attribute, 2068 controlFlags); 2069 } 2070 } 2071 } finally { 2072 Binder.restoreCallingIdentity(ident); 2073 } 2074 2075 return res; 2076 } 2077 2078 @Override 2079 public void showInputMethodPickerFromClient(IInputMethodClient client) { 2080 if (!calledFromValidUser()) { 2081 return; 2082 } 2083 synchronized (mMethodMap) { 2084 if (mCurClient == null || client == null 2085 || mCurClient.client.asBinder() != client.asBinder()) { 2086 Slog.w(TAG, "Ignoring showInputMethodPickerFromClient of uid " 2087 + Binder.getCallingUid() + ": " + client); 2088 } 2089 2090 // Always call subtype picker, because subtype picker is a superset of input method 2091 // picker. 2092 mHandler.sendEmptyMessage(MSG_SHOW_IM_SUBTYPE_PICKER); 2093 } 2094 } 2095 2096 @Override 2097 public void setInputMethod(IBinder token, String id) { 2098 if (!calledFromValidUser()) { 2099 return; 2100 } 2101 setInputMethodWithSubtypeId(token, id, NOT_A_SUBTYPE_ID); 2102 } 2103 2104 @Override 2105 public void setInputMethodAndSubtype(IBinder token, String id, InputMethodSubtype subtype) { 2106 if (!calledFromValidUser()) { 2107 return; 2108 } 2109 synchronized (mMethodMap) { 2110 if (subtype != null) { 2111 setInputMethodWithSubtypeIdLocked(token, id, 2112 InputMethodUtils.getSubtypeIdFromHashCode(mMethodMap.get(id), 2113 subtype.hashCode())); 2114 } else { 2115 setInputMethod(token, id); 2116 } 2117 } 2118 } 2119 2120 @Override 2121 public void showInputMethodAndSubtypeEnablerFromClient( 2122 IInputMethodClient client, String inputMethodId) { 2123 if (!calledFromValidUser()) { 2124 return; 2125 } 2126 synchronized (mMethodMap) { 2127 if (mCurClient == null || client == null 2128 || mCurClient.client.asBinder() != client.asBinder()) { 2129 Slog.w(TAG, "Ignoring showInputMethodAndSubtypeEnablerFromClient of: " + client); 2130 } 2131 executeOrSendMessage(mCurMethod, mCaller.obtainMessageO( 2132 MSG_SHOW_IM_SUBTYPE_ENABLER, inputMethodId)); 2133 } 2134 } 2135 2136 @Override 2137 public boolean switchToLastInputMethod(IBinder token) { 2138 if (!calledFromValidUser()) { 2139 return false; 2140 } 2141 synchronized (mMethodMap) { 2142 final Pair<String, String> lastIme = mSettings.getLastInputMethodAndSubtypeLocked(); 2143 final InputMethodInfo lastImi; 2144 if (lastIme != null) { 2145 lastImi = mMethodMap.get(lastIme.first); 2146 } else { 2147 lastImi = null; 2148 } 2149 String targetLastImiId = null; 2150 int subtypeId = NOT_A_SUBTYPE_ID; 2151 if (lastIme != null && lastImi != null) { 2152 final boolean imiIdIsSame = lastImi.getId().equals(mCurMethodId); 2153 final int lastSubtypeHash = Integer.valueOf(lastIme.second); 2154 final int currentSubtypeHash = mCurrentSubtype == null ? NOT_A_SUBTYPE_ID 2155 : mCurrentSubtype.hashCode(); 2156 // If the last IME is the same as the current IME and the last subtype is not 2157 // defined, there is no need to switch to the last IME. 2158 if (!imiIdIsSame || lastSubtypeHash != currentSubtypeHash) { 2159 targetLastImiId = lastIme.first; 2160 subtypeId = InputMethodUtils.getSubtypeIdFromHashCode(lastImi, lastSubtypeHash); 2161 } 2162 } 2163 2164 if (TextUtils.isEmpty(targetLastImiId) 2165 && !InputMethodUtils.canAddToLastInputMethod(mCurrentSubtype)) { 2166 // This is a safety net. If the currentSubtype can't be added to the history 2167 // and the framework couldn't find the last ime, we will make the last ime be 2168 // the most applicable enabled keyboard subtype of the system imes. 2169 final List<InputMethodInfo> enabled = mSettings.getEnabledInputMethodListLocked(); 2170 if (enabled != null) { 2171 final int N = enabled.size(); 2172 final String locale = mCurrentSubtype == null 2173 ? mRes.getConfiguration().locale.toString() 2174 : mCurrentSubtype.getLocale(); 2175 for (int i = 0; i < N; ++i) { 2176 final InputMethodInfo imi = enabled.get(i); 2177 if (imi.getSubtypeCount() > 0 && InputMethodUtils.isSystemIme(imi)) { 2178 InputMethodSubtype keyboardSubtype = 2179 InputMethodUtils.findLastResortApplicableSubtypeLocked(mRes, 2180 InputMethodUtils.getSubtypes(imi), 2181 InputMethodUtils.SUBTYPE_MODE_KEYBOARD, locale, true); 2182 if (keyboardSubtype != null) { 2183 targetLastImiId = imi.getId(); 2184 subtypeId = InputMethodUtils.getSubtypeIdFromHashCode( 2185 imi, keyboardSubtype.hashCode()); 2186 if(keyboardSubtype.getLocale().equals(locale)) { 2187 break; 2188 } 2189 } 2190 } 2191 } 2192 } 2193 } 2194 2195 if (!TextUtils.isEmpty(targetLastImiId)) { 2196 if (DEBUG) { 2197 Slog.d(TAG, "Switch to: " + lastImi.getId() + ", " + lastIme.second 2198 + ", from: " + mCurMethodId + ", " + subtypeId); 2199 } 2200 setInputMethodWithSubtypeIdLocked(token, targetLastImiId, subtypeId); 2201 return true; 2202 } else { 2203 return false; 2204 } 2205 } 2206 } 2207 2208 @Override 2209 public boolean switchToNextInputMethod(IBinder token, boolean onlyCurrentIme) { 2210 if (!calledFromValidUser()) { 2211 return false; 2212 } 2213 synchronized (mMethodMap) { 2214 if (!calledWithValidToken(token)) { 2215 final int uid = Binder.getCallingUid(); 2216 Slog.e(TAG, "Ignoring switchToNextInputMethod due to an invalid token. uid:" + uid 2217 + " token:" + token); 2218 return false; 2219 } 2220 final ImeSubtypeListItem nextSubtype = mSwitchingController.getNextInputMethodLocked( 2221 onlyCurrentIme, mMethodMap.get(mCurMethodId), mCurrentSubtype); 2222 if (nextSubtype == null) { 2223 return false; 2224 } 2225 setInputMethodWithSubtypeIdLocked(token, nextSubtype.mImi.getId(), 2226 nextSubtype.mSubtypeId); 2227 return true; 2228 } 2229 } 2230 2231 @Override 2232 public boolean shouldOfferSwitchingToNextInputMethod(IBinder token) { 2233 if (!calledFromValidUser()) { 2234 return false; 2235 } 2236 synchronized (mMethodMap) { 2237 if (!calledWithValidToken(token)) { 2238 final int uid = Binder.getCallingUid(); 2239 Slog.e(TAG, "Ignoring shouldOfferSwitchingToNextInputMethod due to an invalid " 2240 + "token. uid:" + uid + " token:" + token); 2241 return false; 2242 } 2243 final ImeSubtypeListItem nextSubtype = mSwitchingController.getNextInputMethodLocked( 2244 false /* onlyCurrentIme */, mMethodMap.get(mCurMethodId), mCurrentSubtype); 2245 if (nextSubtype == null) { 2246 return false; 2247 } 2248 return true; 2249 } 2250 } 2251 2252 @Override 2253 public InputMethodSubtype getLastInputMethodSubtype() { 2254 if (!calledFromValidUser()) { 2255 return null; 2256 } 2257 synchronized (mMethodMap) { 2258 final Pair<String, String> lastIme = mSettings.getLastInputMethodAndSubtypeLocked(); 2259 // TODO: Handle the case of the last IME with no subtypes 2260 if (lastIme == null || TextUtils.isEmpty(lastIme.first) 2261 || TextUtils.isEmpty(lastIme.second)) return null; 2262 final InputMethodInfo lastImi = mMethodMap.get(lastIme.first); 2263 if (lastImi == null) return null; 2264 try { 2265 final int lastSubtypeHash = Integer.valueOf(lastIme.second); 2266 final int lastSubtypeId = 2267 InputMethodUtils.getSubtypeIdFromHashCode(lastImi, lastSubtypeHash); 2268 if (lastSubtypeId < 0 || lastSubtypeId >= lastImi.getSubtypeCount()) { 2269 return null; 2270 } 2271 return lastImi.getSubtypeAt(lastSubtypeId); 2272 } catch (NumberFormatException e) { 2273 return null; 2274 } 2275 } 2276 } 2277 2278 @Override 2279 public void setAdditionalInputMethodSubtypes(String imiId, InputMethodSubtype[] subtypes) { 2280 if (!calledFromValidUser()) { 2281 return; 2282 } 2283 // By this IPC call, only a process which shares the same uid with the IME can add 2284 // additional input method subtypes to the IME. 2285 if (TextUtils.isEmpty(imiId) || subtypes == null || subtypes.length == 0) return; 2286 synchronized (mMethodMap) { 2287 final InputMethodInfo imi = mMethodMap.get(imiId); 2288 if (imi == null) return; 2289 final String[] packageInfos; 2290 try { 2291 packageInfos = mIPackageManager.getPackagesForUid(Binder.getCallingUid()); 2292 } catch (RemoteException e) { 2293 Slog.e(TAG, "Failed to get package infos"); 2294 return; 2295 } 2296 if (packageInfos != null) { 2297 final int packageNum = packageInfos.length; 2298 for (int i = 0; i < packageNum; ++i) { 2299 if (packageInfos[i].equals(imi.getPackageName())) { 2300 mFileManager.addInputMethodSubtypes(imi, subtypes); 2301 final long ident = Binder.clearCallingIdentity(); 2302 try { 2303 buildInputMethodListLocked(mMethodList, mMethodMap, 2304 false /* resetDefaultEnabledIme */); 2305 } finally { 2306 Binder.restoreCallingIdentity(ident); 2307 } 2308 return; 2309 } 2310 } 2311 } 2312 } 2313 return; 2314 } 2315 2316 @Override 2317 public int getInputMethodWindowVisibleHeight() { 2318 return mWindowManagerService.getInputMethodWindowVisibleHeight(); 2319 } 2320 2321 @Override 2322 public void notifyUserAction(int sequenceNumber) { 2323 if (DEBUG) { 2324 Slog.d(TAG, "Got the notification of a user action. sequenceNumber:" + sequenceNumber); 2325 } 2326 synchronized (mMethodMap) { 2327 if (mCurUserActionNotificationSequenceNumber != sequenceNumber) { 2328 if (DEBUG) { 2329 Slog.d(TAG, "Ignoring the user action notification due to the sequence number " 2330 + "mismatch. expected:" + mCurUserActionNotificationSequenceNumber 2331 + " actual: " + sequenceNumber); 2332 } 2333 return; 2334 } 2335 final InputMethodInfo imi = mMethodMap.get(mCurMethodId); 2336 if (imi != null) { 2337 mSwitchingController.onUserActionLocked(imi, mCurrentSubtype); 2338 } 2339 } 2340 } 2341 2342 private void setInputMethodWithSubtypeId(IBinder token, String id, int subtypeId) { 2343 synchronized (mMethodMap) { 2344 setInputMethodWithSubtypeIdLocked(token, id, subtypeId); 2345 } 2346 } 2347 2348 private void setInputMethodWithSubtypeIdLocked(IBinder token, String id, int subtypeId) { 2349 if (token == null) { 2350 if (mContext.checkCallingOrSelfPermission( 2351 android.Manifest.permission.WRITE_SECURE_SETTINGS) 2352 != PackageManager.PERMISSION_GRANTED) { 2353 throw new SecurityException( 2354 "Using null token requires permission " 2355 + android.Manifest.permission.WRITE_SECURE_SETTINGS); 2356 } 2357 } else if (mCurToken != token) { 2358 Slog.w(TAG, "Ignoring setInputMethod of uid " + Binder.getCallingUid() 2359 + " token: " + token); 2360 return; 2361 } 2362 2363 final long ident = Binder.clearCallingIdentity(); 2364 try { 2365 setInputMethodLocked(id, subtypeId); 2366 } finally { 2367 Binder.restoreCallingIdentity(ident); 2368 } 2369 } 2370 2371 @Override 2372 public void hideMySoftInput(IBinder token, int flags) { 2373 if (!calledFromValidUser()) { 2374 return; 2375 } 2376 synchronized (mMethodMap) { 2377 if (!calledWithValidToken(token)) { 2378 final int uid = Binder.getCallingUid(); 2379 Slog.e(TAG, "Ignoring hideInputMethod due to an invalid token. uid:" 2380 + uid + " token:" + token); 2381 return; 2382 } 2383 long ident = Binder.clearCallingIdentity(); 2384 try { 2385 hideCurrentInputLocked(flags, null); 2386 } finally { 2387 Binder.restoreCallingIdentity(ident); 2388 } 2389 } 2390 } 2391 2392 @Override 2393 public void showMySoftInput(IBinder token, int flags) { 2394 if (!calledFromValidUser()) { 2395 return; 2396 } 2397 synchronized (mMethodMap) { 2398 if (!calledWithValidToken(token)) { 2399 final int uid = Binder.getCallingUid(); 2400 Slog.e(TAG, "Ignoring showMySoftInput due to an invalid token. uid:" 2401 + uid + " token:" + token); 2402 return; 2403 } 2404 long ident = Binder.clearCallingIdentity(); 2405 try { 2406 showCurrentInputLocked(flags, null); 2407 } finally { 2408 Binder.restoreCallingIdentity(ident); 2409 } 2410 } 2411 } 2412 2413 void setEnabledSessionInMainThread(SessionState session) { 2414 if (mEnabledSession != session) { 2415 if (mEnabledSession != null && mEnabledSession.session != null) { 2416 try { 2417 if (DEBUG) Slog.v(TAG, "Disabling: " + mEnabledSession); 2418 mEnabledSession.method.setSessionEnabled(mEnabledSession.session, false); 2419 } catch (RemoteException e) { 2420 } 2421 } 2422 mEnabledSession = session; 2423 if (mEnabledSession != null && mEnabledSession.session != null) { 2424 try { 2425 if (DEBUG) Slog.v(TAG, "Enabling: " + mEnabledSession); 2426 mEnabledSession.method.setSessionEnabled(mEnabledSession.session, true); 2427 } catch (RemoteException e) { 2428 } 2429 } 2430 } 2431 } 2432 2433 @Override 2434 public boolean handleMessage(Message msg) { 2435 SomeArgs args; 2436 switch (msg.what) { 2437 case MSG_SHOW_IM_PICKER: 2438 showInputMethodMenu(); 2439 return true; 2440 2441 case MSG_SHOW_IM_SUBTYPE_PICKER: 2442 showInputMethodSubtypeMenu(); 2443 return true; 2444 2445 case MSG_SHOW_IM_SUBTYPE_ENABLER: 2446 args = (SomeArgs)msg.obj; 2447 showInputMethodAndSubtypeEnabler((String)args.arg1); 2448 args.recycle(); 2449 return true; 2450 2451 case MSG_SHOW_IM_CONFIG: 2452 showConfigureInputMethods(); 2453 return true; 2454 2455 // --------------------------------------------------------- 2456 2457 case MSG_UNBIND_INPUT: 2458 try { 2459 ((IInputMethod)msg.obj).unbindInput(); 2460 } catch (RemoteException e) { 2461 // There is nothing interesting about the method dying. 2462 } 2463 return true; 2464 case MSG_BIND_INPUT: 2465 args = (SomeArgs)msg.obj; 2466 try { 2467 ((IInputMethod)args.arg1).bindInput((InputBinding)args.arg2); 2468 } catch (RemoteException e) { 2469 } 2470 args.recycle(); 2471 return true; 2472 case MSG_SHOW_SOFT_INPUT: 2473 args = (SomeArgs)msg.obj; 2474 try { 2475 if (DEBUG) Slog.v(TAG, "Calling " + args.arg1 + ".showSoftInput(" 2476 + msg.arg1 + ", " + args.arg2 + ")"); 2477 ((IInputMethod)args.arg1).showSoftInput(msg.arg1, (ResultReceiver)args.arg2); 2478 } catch (RemoteException e) { 2479 } 2480 args.recycle(); 2481 return true; 2482 case MSG_HIDE_SOFT_INPUT: 2483 args = (SomeArgs)msg.obj; 2484 try { 2485 if (DEBUG) Slog.v(TAG, "Calling " + args.arg1 + ".hideSoftInput(0, " 2486 + args.arg2 + ")"); 2487 ((IInputMethod)args.arg1).hideSoftInput(0, (ResultReceiver)args.arg2); 2488 } catch (RemoteException e) { 2489 } 2490 args.recycle(); 2491 return true; 2492 case MSG_ATTACH_TOKEN: 2493 args = (SomeArgs)msg.obj; 2494 try { 2495 if (DEBUG) Slog.v(TAG, "Sending attach of token: " + args.arg2); 2496 ((IInputMethod)args.arg1).attachToken((IBinder)args.arg2); 2497 } catch (RemoteException e) { 2498 } 2499 args.recycle(); 2500 return true; 2501 case MSG_CREATE_SESSION: { 2502 args = (SomeArgs)msg.obj; 2503 IInputMethod method = (IInputMethod)args.arg1; 2504 InputChannel channel = (InputChannel)args.arg2; 2505 try { 2506 method.createSession(channel, (IInputSessionCallback)args.arg3); 2507 } catch (RemoteException e) { 2508 } finally { 2509 // Dispose the channel if the input method is not local to this process 2510 // because the remote proxy will get its own copy when unparceled. 2511 if (channel != null && Binder.isProxy(method)) { 2512 channel.dispose(); 2513 } 2514 } 2515 args.recycle(); 2516 return true; 2517 } 2518 // --------------------------------------------------------- 2519 2520 case MSG_START_INPUT: 2521 args = (SomeArgs)msg.obj; 2522 try { 2523 SessionState session = (SessionState)args.arg1; 2524 setEnabledSessionInMainThread(session); 2525 session.method.startInput((IInputContext)args.arg2, 2526 (EditorInfo)args.arg3); 2527 } catch (RemoteException e) { 2528 } 2529 args.recycle(); 2530 return true; 2531 case MSG_RESTART_INPUT: 2532 args = (SomeArgs)msg.obj; 2533 try { 2534 SessionState session = (SessionState)args.arg1; 2535 setEnabledSessionInMainThread(session); 2536 session.method.restartInput((IInputContext)args.arg2, 2537 (EditorInfo)args.arg3); 2538 } catch (RemoteException e) { 2539 } 2540 args.recycle(); 2541 return true; 2542 2543 // --------------------------------------------------------- 2544 2545 case MSG_UNBIND_METHOD: 2546 try { 2547 ((IInputMethodClient)msg.obj).onUnbindMethod(msg.arg1); 2548 } catch (RemoteException e) { 2549 // There is nothing interesting about the last client dying. 2550 } 2551 return true; 2552 case MSG_BIND_METHOD: { 2553 args = (SomeArgs)msg.obj; 2554 IInputMethodClient client = (IInputMethodClient)args.arg1; 2555 InputBindResult res = (InputBindResult)args.arg2; 2556 try { 2557 client.onBindMethod(res); 2558 } catch (RemoteException e) { 2559 Slog.w(TAG, "Client died receiving input method " + args.arg2); 2560 } finally { 2561 // Dispose the channel if the input method is not local to this process 2562 // because the remote proxy will get its own copy when unparceled. 2563 if (res.channel != null && Binder.isProxy(client)) { 2564 res.channel.dispose(); 2565 } 2566 } 2567 args.recycle(); 2568 return true; 2569 } 2570 case MSG_SET_ACTIVE: 2571 try { 2572 ((ClientState)msg.obj).client.setActive(msg.arg1 != 0); 2573 } catch (RemoteException e) { 2574 Slog.w(TAG, "Got RemoteException sending setActive(false) notification to pid " 2575 + ((ClientState)msg.obj).pid + " uid " 2576 + ((ClientState)msg.obj).uid); 2577 } 2578 return true; 2579 case MSG_SET_USER_ACTION_NOTIFICATION_SEQUENCE_NUMBER: { 2580 final int sequenceNumber = msg.arg1; 2581 final IInputMethodClient client = (IInputMethodClient)msg.obj; 2582 try { 2583 client.setUserActionNotificationSequenceNumber(sequenceNumber); 2584 } catch (RemoteException e) { 2585 Slog.w(TAG, "Got RemoteException sending " 2586 + "setUserActionNotificationSequenceNumber(" 2587 + sequenceNumber + ") notification to pid " 2588 + ((ClientState)msg.obj).pid + " uid " 2589 + ((ClientState)msg.obj).uid); 2590 } 2591 return true; 2592 } 2593 2594 // -------------------------------------------------------------- 2595 case MSG_HARD_KEYBOARD_SWITCH_CHANGED: 2596 mHardKeyboardListener.handleHardKeyboardStatusChange( 2597 msg.arg1 == 1, msg.arg2 == 1); 2598 return true; 2599 } 2600 return false; 2601 } 2602 2603 private boolean chooseNewDefaultIMELocked() { 2604 final InputMethodInfo imi = InputMethodUtils.getMostApplicableDefaultIME( 2605 mSettings.getEnabledInputMethodListLocked()); 2606 if (imi != null) { 2607 if (DEBUG) { 2608 Slog.d(TAG, "New default IME was selected: " + imi.getId()); 2609 } 2610 resetSelectedInputMethodAndSubtypeLocked(imi.getId()); 2611 return true; 2612 } 2613 2614 return false; 2615 } 2616 2617 void buildInputMethodListLocked(ArrayList<InputMethodInfo> list, 2618 HashMap<String, InputMethodInfo> map, boolean resetDefaultEnabledIme) { 2619 if (DEBUG) { 2620 Slog.d(TAG, "--- re-buildInputMethodList reset = " + resetDefaultEnabledIme 2621 + " \n ------ \n" + InputMethodUtils.getStackTrace()); 2622 } 2623 list.clear(); 2624 map.clear(); 2625 2626 // Use for queryIntentServicesAsUser 2627 final PackageManager pm = mContext.getPackageManager(); 2628 String disabledSysImes = mSettings.getDisabledSystemInputMethods(); 2629 if (disabledSysImes == null) disabledSysImes = ""; 2630 2631 final List<ResolveInfo> services = pm.queryIntentServicesAsUser( 2632 new Intent(InputMethod.SERVICE_INTERFACE), 2633 PackageManager.GET_META_DATA | PackageManager.GET_DISABLED_UNTIL_USED_COMPONENTS, 2634 mSettings.getCurrentUserId()); 2635 2636 final HashMap<String, List<InputMethodSubtype>> additionalSubtypes = 2637 mFileManager.getAllAdditionalInputMethodSubtypes(); 2638 for (int i = 0; i < services.size(); ++i) { 2639 ResolveInfo ri = services.get(i); 2640 ServiceInfo si = ri.serviceInfo; 2641 ComponentName compName = new ComponentName(si.packageName, si.name); 2642 if (!android.Manifest.permission.BIND_INPUT_METHOD.equals( 2643 si.permission)) { 2644 Slog.w(TAG, "Skipping input method " + compName 2645 + ": it does not require the permission " 2646 + android.Manifest.permission.BIND_INPUT_METHOD); 2647 continue; 2648 } 2649 2650 if (DEBUG) Slog.d(TAG, "Checking " + compName); 2651 2652 try { 2653 InputMethodInfo p = new InputMethodInfo(mContext, ri, additionalSubtypes); 2654 list.add(p); 2655 final String id = p.getId(); 2656 map.put(id, p); 2657 2658 if (DEBUG) { 2659 Slog.d(TAG, "Found an input method " + p); 2660 } 2661 2662 } catch (XmlPullParserException e) { 2663 Slog.w(TAG, "Unable to load input method " + compName, e); 2664 } catch (IOException e) { 2665 Slog.w(TAG, "Unable to load input method " + compName, e); 2666 } 2667 } 2668 2669 if (resetDefaultEnabledIme) { 2670 final ArrayList<InputMethodInfo> defaultEnabledIme = 2671 InputMethodUtils.getDefaultEnabledImes(mContext, mSystemReady, list); 2672 for (int i = 0; i < defaultEnabledIme.size(); ++i) { 2673 final InputMethodInfo imi = defaultEnabledIme.get(i); 2674 if (DEBUG) { 2675 Slog.d(TAG, "--- enable ime = " + imi); 2676 } 2677 setInputMethodEnabledLocked(imi.getId(), true); 2678 } 2679 } 2680 2681 final String defaultImiId = mSettings.getSelectedInputMethod(); 2682 if (!TextUtils.isEmpty(defaultImiId)) { 2683 if (!map.containsKey(defaultImiId)) { 2684 Slog.w(TAG, "Default IME is uninstalled. Choose new default IME."); 2685 if (chooseNewDefaultIMELocked()) { 2686 updateFromSettingsLocked(true); 2687 } 2688 } else { 2689 // Double check that the default IME is certainly enabled. 2690 setInputMethodEnabledLocked(defaultImiId, true); 2691 } 2692 } 2693 // Here is not the perfect place to reset the switching controller. Ideally 2694 // mSwitchingController and mSettings should be able to share the same state. 2695 // TODO: Make sure that mSwitchingController and mSettings are sharing the 2696 // the same enabled IMEs list. 2697 mSwitchingController.resetCircularListLocked(mContext); 2698 } 2699 2700 // ---------------------------------------------------------------------- 2701 2702 private void showInputMethodMenu() { 2703 showInputMethodMenuInternal(false); 2704 } 2705 2706 private void showInputMethodSubtypeMenu() { 2707 showInputMethodMenuInternal(true); 2708 } 2709 2710 private void showInputMethodAndSubtypeEnabler(String inputMethodId) { 2711 Intent intent = new Intent(Settings.ACTION_INPUT_METHOD_SUBTYPE_SETTINGS); 2712 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 2713 | Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED 2714 | Intent.FLAG_ACTIVITY_CLEAR_TOP); 2715 if (!TextUtils.isEmpty(inputMethodId)) { 2716 intent.putExtra(Settings.EXTRA_INPUT_METHOD_ID, inputMethodId); 2717 } 2718 mContext.startActivityAsUser(intent, null, UserHandle.CURRENT); 2719 } 2720 2721 private void showConfigureInputMethods() { 2722 Intent intent = new Intent(Settings.ACTION_INPUT_METHOD_SETTINGS); 2723 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 2724 | Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED 2725 | Intent.FLAG_ACTIVITY_CLEAR_TOP); 2726 mContext.startActivityAsUser(intent, null, UserHandle.CURRENT); 2727 } 2728 2729 private boolean isScreenLocked() { 2730 return mKeyguardManager != null 2731 && mKeyguardManager.isKeyguardLocked() && mKeyguardManager.isKeyguardSecure(); 2732 } 2733 2734 private void showInputMethodMenuInternal(boolean showSubtypes) { 2735 if (DEBUG) Slog.v(TAG, "Show switching menu"); 2736 2737 final Context context = mContext; 2738 final boolean isScreenLocked = isScreenLocked(); 2739 2740 final String lastInputMethodId = mSettings.getSelectedInputMethod(); 2741 int lastInputMethodSubtypeId = mSettings.getSelectedInputMethodSubtypeId(lastInputMethodId); 2742 if (DEBUG) Slog.v(TAG, "Current IME: " + lastInputMethodId); 2743 2744 synchronized (mMethodMap) { 2745 final HashMap<InputMethodInfo, List<InputMethodSubtype>> immis = 2746 mSettings.getExplicitlyOrImplicitlyEnabledInputMethodsAndSubtypeListLocked( 2747 mContext); 2748 if (immis == null || immis.size() == 0) { 2749 return; 2750 } 2751 2752 hideInputMethodMenuLocked(); 2753 2754 final List<ImeSubtypeListItem> imList = 2755 mSwitchingController.getSortedInputMethodAndSubtypeListLocked( 2756 showSubtypes, mInputShown, isScreenLocked); 2757 2758 if (lastInputMethodSubtypeId == NOT_A_SUBTYPE_ID) { 2759 final InputMethodSubtype currentSubtype = getCurrentInputMethodSubtypeLocked(); 2760 if (currentSubtype != null) { 2761 final InputMethodInfo currentImi = mMethodMap.get(mCurMethodId); 2762 lastInputMethodSubtypeId = InputMethodUtils.getSubtypeIdFromHashCode( 2763 currentImi, currentSubtype.hashCode()); 2764 } 2765 } 2766 2767 final int N = imList.size(); 2768 mIms = new InputMethodInfo[N]; 2769 mSubtypeIds = new int[N]; 2770 int checkedItem = 0; 2771 for (int i = 0; i < N; ++i) { 2772 final ImeSubtypeListItem item = imList.get(i); 2773 mIms[i] = item.mImi; 2774 mSubtypeIds[i] = item.mSubtypeId; 2775 if (mIms[i].getId().equals(lastInputMethodId)) { 2776 int subtypeId = mSubtypeIds[i]; 2777 if ((subtypeId == NOT_A_SUBTYPE_ID) 2778 || (lastInputMethodSubtypeId == NOT_A_SUBTYPE_ID && subtypeId == 0) 2779 || (subtypeId == lastInputMethodSubtypeId)) { 2780 checkedItem = i; 2781 } 2782 } 2783 } 2784 final Context themedContext = new ContextThemeWrapper(context, 2785 android.R.style.Theme_DeviceDefault_Settings); 2786 mDialogBuilder = new AlertDialog.Builder(themedContext); 2787 final TypedArray a = themedContext.obtainStyledAttributes(null, 2788 com.android.internal.R.styleable.DialogPreference, 2789 com.android.internal.R.attr.alertDialogStyle, 0); 2790 mDialogBuilder.setIcon(a.getDrawable( 2791 com.android.internal.R.styleable.DialogPreference_dialogIcon)); 2792 a.recycle(); 2793 mDialogBuilder.setOnCancelListener(new OnCancelListener() { 2794 @Override 2795 public void onCancel(DialogInterface dialog) { 2796 hideInputMethodMenu(); 2797 } 2798 }); 2799 final LayoutInflater inflater = 2800 (LayoutInflater)themedContext.getSystemService(Context.LAYOUT_INFLATER_SERVICE); 2801 final View tv = inflater.inflate( 2802 com.android.internal.R.layout.input_method_switch_dialog_title, null); 2803 mDialogBuilder.setCustomTitle(tv); 2804 2805 // Setup layout for a toggle switch of the hardware keyboard 2806 mSwitchingDialogTitleView = tv; 2807 mSwitchingDialogTitleView 2808 .findViewById(com.android.internal.R.id.hard_keyboard_section) 2809 .setVisibility(mWindowManagerService.isHardKeyboardAvailable() 2810 ? View.VISIBLE : View.GONE); 2811 final Switch hardKeySwitch = (Switch)mSwitchingDialogTitleView.findViewById( 2812 com.android.internal.R.id.hard_keyboard_switch); 2813 hardKeySwitch.setChecked(mWindowManagerService.isHardKeyboardEnabled()); 2814 hardKeySwitch.setOnCheckedChangeListener(new OnCheckedChangeListener() { 2815 @Override 2816 public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) { 2817 mWindowManagerService.setHardKeyboardEnabled(isChecked); 2818 // Ensure that the input method dialog is dismissed when changing 2819 // the hardware keyboard state. 2820 hideInputMethodMenu(); 2821 } 2822 }); 2823 2824 final ImeSubtypeListAdapter adapter = new ImeSubtypeListAdapter(themedContext, 2825 com.android.internal.R.layout.input_method_switch_item, imList, checkedItem); 2826 final OnClickListener choiceListener = new OnClickListener() { 2827 @Override 2828 public void onClick(final DialogInterface dialog, final int which) { 2829 synchronized (mMethodMap) { 2830 if (mIms == null || mIms.length <= which || mSubtypeIds == null 2831 || mSubtypeIds.length <= which) { 2832 return; 2833 } 2834 final InputMethodInfo im = mIms[which]; 2835 int subtypeId = mSubtypeIds[which]; 2836 adapter.mCheckedItem = which; 2837 adapter.notifyDataSetChanged(); 2838 hideInputMethodMenu(); 2839 if (im != null) { 2840 if (subtypeId < 0 || subtypeId >= im.getSubtypeCount()) { 2841 subtypeId = NOT_A_SUBTYPE_ID; 2842 } 2843 setInputMethodLocked(im.getId(), subtypeId); 2844 } 2845 } 2846 } 2847 }; 2848 mDialogBuilder.setSingleChoiceItems(adapter, checkedItem, choiceListener); 2849 2850 if (showSubtypes && !isScreenLocked) { 2851 final OnClickListener positiveListener = new OnClickListener() { 2852 @Override 2853 public void onClick(DialogInterface dialog, int whichButton) { 2854 showConfigureInputMethods(); 2855 } 2856 }; 2857 mDialogBuilder.setPositiveButton( 2858 com.android.internal.R.string.configure_input_methods, positiveListener); 2859 } 2860 mSwitchingDialog = mDialogBuilder.create(); 2861 mSwitchingDialog.setCanceledOnTouchOutside(true); 2862 mSwitchingDialog.getWindow().setType( 2863 WindowManager.LayoutParams.TYPE_INPUT_METHOD_DIALOG); 2864 mSwitchingDialog.getWindow().getAttributes().privateFlags |= 2865 WindowManager.LayoutParams.PRIVATE_FLAG_SHOW_FOR_ALL_USERS; 2866 mSwitchingDialog.getWindow().getAttributes().setTitle("Select input method"); 2867 updateImeWindowStatusLocked(); 2868 mSwitchingDialog.show(); 2869 } 2870 } 2871 2872 private static class ImeSubtypeListAdapter extends ArrayAdapter<ImeSubtypeListItem> { 2873 private final LayoutInflater mInflater; 2874 private final int mTextViewResourceId; 2875 private final List<ImeSubtypeListItem> mItemsList; 2876 public int mCheckedItem; 2877 public ImeSubtypeListAdapter(Context context, int textViewResourceId, 2878 List<ImeSubtypeListItem> itemsList, int checkedItem) { 2879 super(context, textViewResourceId, itemsList); 2880 mTextViewResourceId = textViewResourceId; 2881 mItemsList = itemsList; 2882 mCheckedItem = checkedItem; 2883 mInflater = (LayoutInflater)context.getSystemService(Context.LAYOUT_INFLATER_SERVICE); 2884 } 2885 2886 @Override 2887 public View getView(int position, View convertView, ViewGroup parent) { 2888 final View view = convertView != null ? convertView 2889 : mInflater.inflate(mTextViewResourceId, null); 2890 if (position < 0 || position >= mItemsList.size()) return view; 2891 final ImeSubtypeListItem item = mItemsList.get(position); 2892 final CharSequence imeName = item.mImeName; 2893 final CharSequence subtypeName = item.mSubtypeName; 2894 final TextView firstTextView = (TextView)view.findViewById(android.R.id.text1); 2895 final TextView secondTextView = (TextView)view.findViewById(android.R.id.text2); 2896 if (TextUtils.isEmpty(subtypeName)) { 2897 firstTextView.setText(imeName); 2898 secondTextView.setVisibility(View.GONE); 2899 } else { 2900 firstTextView.setText(subtypeName); 2901 secondTextView.setText(imeName); 2902 secondTextView.setVisibility(View.VISIBLE); 2903 } 2904 final RadioButton radioButton = 2905 (RadioButton)view.findViewById(com.android.internal.R.id.radio); 2906 radioButton.setChecked(position == mCheckedItem); 2907 return view; 2908 } 2909 } 2910 2911 void hideInputMethodMenu() { 2912 synchronized (mMethodMap) { 2913 hideInputMethodMenuLocked(); 2914 } 2915 } 2916 2917 void hideInputMethodMenuLocked() { 2918 if (DEBUG) Slog.v(TAG, "Hide switching menu"); 2919 2920 if (mSwitchingDialog != null) { 2921 mSwitchingDialog.dismiss(); 2922 mSwitchingDialog = null; 2923 } 2924 2925 updateImeWindowStatusLocked(); 2926 mDialogBuilder = null; 2927 mIms = null; 2928 } 2929 2930 // ---------------------------------------------------------------------- 2931 2932 @Override 2933 public boolean setInputMethodEnabled(String id, boolean enabled) { 2934 // TODO: Make this work even for non-current users? 2935 if (!calledFromValidUser()) { 2936 return false; 2937 } 2938 synchronized (mMethodMap) { 2939 if (mContext.checkCallingOrSelfPermission( 2940 android.Manifest.permission.WRITE_SECURE_SETTINGS) 2941 != PackageManager.PERMISSION_GRANTED) { 2942 throw new SecurityException( 2943 "Requires permission " 2944 + android.Manifest.permission.WRITE_SECURE_SETTINGS); 2945 } 2946 2947 long ident = Binder.clearCallingIdentity(); 2948 try { 2949 return setInputMethodEnabledLocked(id, enabled); 2950 } finally { 2951 Binder.restoreCallingIdentity(ident); 2952 } 2953 } 2954 } 2955 2956 boolean setInputMethodEnabledLocked(String id, boolean enabled) { 2957 // Make sure this is a valid input method. 2958 InputMethodInfo imm = mMethodMap.get(id); 2959 if (imm == null) { 2960 throw new IllegalArgumentException("Unknown id: " + mCurMethodId); 2961 } 2962 2963 List<Pair<String, ArrayList<String>>> enabledInputMethodsList = mSettings 2964 .getEnabledInputMethodsAndSubtypeListLocked(); 2965 2966 if (enabled) { 2967 for (Pair<String, ArrayList<String>> pair: enabledInputMethodsList) { 2968 if (pair.first.equals(id)) { 2969 // We are enabling this input method, but it is already enabled. 2970 // Nothing to do. The previous state was enabled. 2971 return true; 2972 } 2973 } 2974 mSettings.appendAndPutEnabledInputMethodLocked(id, false); 2975 // Previous state was disabled. 2976 return false; 2977 } else { 2978 StringBuilder builder = new StringBuilder(); 2979 if (mSettings.buildAndPutEnabledInputMethodsStrRemovingIdLocked( 2980 builder, enabledInputMethodsList, id)) { 2981 // Disabled input method is currently selected, switch to another one. 2982 final String selId = mSettings.getSelectedInputMethod(); 2983 if (id.equals(selId) && !chooseNewDefaultIMELocked()) { 2984 Slog.i(TAG, "Can't find new IME, unsetting the current input method."); 2985 resetSelectedInputMethodAndSubtypeLocked(""); 2986 } 2987 // Previous state was enabled. 2988 return true; 2989 } else { 2990 // We are disabling the input method but it is already disabled. 2991 // Nothing to do. The previous state was disabled. 2992 return false; 2993 } 2994 } 2995 } 2996 2997 private void setSelectedInputMethodAndSubtypeLocked(InputMethodInfo imi, int subtypeId, 2998 boolean setSubtypeOnly) { 2999 // Update the history of InputMethod and Subtype 3000 mSettings.saveCurrentInputMethodAndSubtypeToHistory(mCurMethodId, mCurrentSubtype); 3001 3002 mCurUserActionNotificationSequenceNumber = 3003 Math.max(mCurUserActionNotificationSequenceNumber + 1, 1); 3004 if (DEBUG) { 3005 Slog.d(TAG, "Bump mCurUserActionNotificationSequenceNumber:" 3006 + mCurUserActionNotificationSequenceNumber); 3007 } 3008 3009 if (mCurClient != null && mCurClient.client != null) { 3010 executeOrSendMessage(mCurClient.client, mCaller.obtainMessageIO( 3011 MSG_SET_USER_ACTION_NOTIFICATION_SEQUENCE_NUMBER, 3012 mCurUserActionNotificationSequenceNumber, mCurClient.client)); 3013 } 3014 3015 // Set Subtype here 3016 if (imi == null || subtypeId < 0) { 3017 mSettings.putSelectedSubtype(NOT_A_SUBTYPE_ID); 3018 mCurrentSubtype = null; 3019 } else { 3020 if (subtypeId < imi.getSubtypeCount()) { 3021 InputMethodSubtype subtype = imi.getSubtypeAt(subtypeId); 3022 mSettings.putSelectedSubtype(subtype.hashCode()); 3023 mCurrentSubtype = subtype; 3024 } else { 3025 mSettings.putSelectedSubtype(NOT_A_SUBTYPE_ID); 3026 // If the subtype is not specified, choose the most applicable one 3027 mCurrentSubtype = getCurrentInputMethodSubtypeLocked(); 3028 } 3029 } 3030 3031 // Workaround. 3032 // ASEC is not ready in the IMMS constructor. Accordingly, forward-locked 3033 // IMEs are not recognized and considered uninstalled. 3034 // Actually, we can't move everything after SystemReady because 3035 // IMMS needs to run in the encryption lock screen. So, we just skip changing 3036 // the default IME here and try cheking the default IME again in systemReady(). 3037 // TODO: Do nothing before system ready and implement a separated logic for 3038 // the encryption lock screen. 3039 // TODO: ASEC should be ready before IMMS is instantiated. 3040 if (mSystemReady && !setSubtypeOnly) { 3041 // Set InputMethod here 3042 mSettings.putSelectedInputMethod(imi != null ? imi.getId() : ""); 3043 } 3044 } 3045 3046 private void resetSelectedInputMethodAndSubtypeLocked(String newDefaultIme) { 3047 InputMethodInfo imi = mMethodMap.get(newDefaultIme); 3048 int lastSubtypeId = NOT_A_SUBTYPE_ID; 3049 // newDefaultIme is empty when there is no candidate for the selected IME. 3050 if (imi != null && !TextUtils.isEmpty(newDefaultIme)) { 3051 String subtypeHashCode = mSettings.getLastSubtypeForInputMethodLocked(newDefaultIme); 3052 if (subtypeHashCode != null) { 3053 try { 3054 lastSubtypeId = InputMethodUtils.getSubtypeIdFromHashCode( 3055 imi, Integer.valueOf(subtypeHashCode)); 3056 } catch (NumberFormatException e) { 3057 Slog.w(TAG, "HashCode for subtype looks broken: " + subtypeHashCode, e); 3058 } 3059 } 3060 } 3061 setSelectedInputMethodAndSubtypeLocked(imi, lastSubtypeId, false); 3062 } 3063 3064 // If there are no selected shortcuts, tries finding the most applicable ones. 3065 private Pair<InputMethodInfo, InputMethodSubtype> 3066 findLastResortApplicableShortcutInputMethodAndSubtypeLocked(String mode) { 3067 List<InputMethodInfo> imis = mSettings.getEnabledInputMethodListLocked(); 3068 InputMethodInfo mostApplicableIMI = null; 3069 InputMethodSubtype mostApplicableSubtype = null; 3070 boolean foundInSystemIME = false; 3071 3072 // Search applicable subtype for each InputMethodInfo 3073 for (InputMethodInfo imi: imis) { 3074 final String imiId = imi.getId(); 3075 if (foundInSystemIME && !imiId.equals(mCurMethodId)) { 3076 continue; 3077 } 3078 InputMethodSubtype subtype = null; 3079 final List<InputMethodSubtype> enabledSubtypes = 3080 mSettings.getEnabledInputMethodSubtypeListLocked(mContext, imi, true); 3081 // 1. Search by the current subtype's locale from enabledSubtypes. 3082 if (mCurrentSubtype != null) { 3083 subtype = InputMethodUtils.findLastResortApplicableSubtypeLocked( 3084 mRes, enabledSubtypes, mode, mCurrentSubtype.getLocale(), false); 3085 } 3086 // 2. Search by the system locale from enabledSubtypes. 3087 // 3. Search the first enabled subtype matched with mode from enabledSubtypes. 3088 if (subtype == null) { 3089 subtype = InputMethodUtils.findLastResortApplicableSubtypeLocked( 3090 mRes, enabledSubtypes, mode, null, true); 3091 } 3092 final ArrayList<InputMethodSubtype> overridingImplicitlyEnabledSubtypes = 3093 InputMethodUtils.getOverridingImplicitlyEnabledSubtypes(imi, mode); 3094 final ArrayList<InputMethodSubtype> subtypesForSearch = 3095 overridingImplicitlyEnabledSubtypes.isEmpty() 3096 ? InputMethodUtils.getSubtypes(imi) 3097 : overridingImplicitlyEnabledSubtypes; 3098 // 4. Search by the current subtype's locale from all subtypes. 3099 if (subtype == null && mCurrentSubtype != null) { 3100 subtype = InputMethodUtils.findLastResortApplicableSubtypeLocked( 3101 mRes, subtypesForSearch, mode, mCurrentSubtype.getLocale(), false); 3102 } 3103 // 5. Search by the system locale from all subtypes. 3104 // 6. Search the first enabled subtype matched with mode from all subtypes. 3105 if (subtype == null) { 3106 subtype = InputMethodUtils.findLastResortApplicableSubtypeLocked( 3107 mRes, subtypesForSearch, mode, null, true); 3108 } 3109 if (subtype != null) { 3110 if (imiId.equals(mCurMethodId)) { 3111 // The current input method is the most applicable IME. 3112 mostApplicableIMI = imi; 3113 mostApplicableSubtype = subtype; 3114 break; 3115 } else if (!foundInSystemIME) { 3116 // The system input method is 2nd applicable IME. 3117 mostApplicableIMI = imi; 3118 mostApplicableSubtype = subtype; 3119 if ((imi.getServiceInfo().applicationInfo.flags 3120 & ApplicationInfo.FLAG_SYSTEM) != 0) { 3121 foundInSystemIME = true; 3122 } 3123 } 3124 } 3125 } 3126 if (DEBUG) { 3127 if (mostApplicableIMI != null) { 3128 Slog.w(TAG, "Most applicable shortcut input method was:" 3129 + mostApplicableIMI.getId()); 3130 if (mostApplicableSubtype != null) { 3131 Slog.w(TAG, "Most applicable shortcut input method subtype was:" 3132 + "," + mostApplicableSubtype.getMode() + "," 3133 + mostApplicableSubtype.getLocale()); 3134 } 3135 } 3136 } 3137 if (mostApplicableIMI != null) { 3138 return new Pair<InputMethodInfo, InputMethodSubtype> (mostApplicableIMI, 3139 mostApplicableSubtype); 3140 } else { 3141 return null; 3142 } 3143 } 3144 3145 /** 3146 * @return Return the current subtype of this input method. 3147 */ 3148 @Override 3149 public InputMethodSubtype getCurrentInputMethodSubtype() { 3150 // TODO: Make this work even for non-current users? 3151 if (!calledFromValidUser()) { 3152 return null; 3153 } 3154 synchronized (mMethodMap) { 3155 return getCurrentInputMethodSubtypeLocked(); 3156 } 3157 } 3158 3159 private InputMethodSubtype getCurrentInputMethodSubtypeLocked() { 3160 if (mCurMethodId == null) { 3161 return null; 3162 } 3163 final boolean subtypeIsSelected = mSettings.isSubtypeSelected(); 3164 final InputMethodInfo imi = mMethodMap.get(mCurMethodId); 3165 if (imi == null || imi.getSubtypeCount() == 0) { 3166 return null; 3167 } 3168 if (!subtypeIsSelected || mCurrentSubtype == null 3169 || !InputMethodUtils.isValidSubtypeId(imi, mCurrentSubtype.hashCode())) { 3170 int subtypeId = mSettings.getSelectedInputMethodSubtypeId(mCurMethodId); 3171 if (subtypeId == NOT_A_SUBTYPE_ID) { 3172 // If there are no selected subtypes, the framework will try to find 3173 // the most applicable subtype from explicitly or implicitly enabled 3174 // subtypes. 3175 List<InputMethodSubtype> explicitlyOrImplicitlyEnabledSubtypes = 3176 mSettings.getEnabledInputMethodSubtypeListLocked(mContext, imi, true); 3177 // If there is only one explicitly or implicitly enabled subtype, 3178 // just returns it. 3179 if (explicitlyOrImplicitlyEnabledSubtypes.size() == 1) { 3180 mCurrentSubtype = explicitlyOrImplicitlyEnabledSubtypes.get(0); 3181 } else if (explicitlyOrImplicitlyEnabledSubtypes.size() > 1) { 3182 mCurrentSubtype = InputMethodUtils.findLastResortApplicableSubtypeLocked( 3183 mRes, explicitlyOrImplicitlyEnabledSubtypes, 3184 InputMethodUtils.SUBTYPE_MODE_KEYBOARD, null, true); 3185 if (mCurrentSubtype == null) { 3186 mCurrentSubtype = InputMethodUtils.findLastResortApplicableSubtypeLocked( 3187 mRes, explicitlyOrImplicitlyEnabledSubtypes, null, null, 3188 true); 3189 } 3190 } 3191 } else { 3192 mCurrentSubtype = InputMethodUtils.getSubtypes(imi).get(subtypeId); 3193 } 3194 } 3195 return mCurrentSubtype; 3196 } 3197 3198 private void addShortcutInputMethodAndSubtypes(InputMethodInfo imi, 3199 InputMethodSubtype subtype) { 3200 if (mShortcutInputMethodsAndSubtypes.containsKey(imi)) { 3201 mShortcutInputMethodsAndSubtypes.get(imi).add(subtype); 3202 } else { 3203 ArrayList<InputMethodSubtype> subtypes = new ArrayList<InputMethodSubtype>(); 3204 subtypes.add(subtype); 3205 mShortcutInputMethodsAndSubtypes.put(imi, subtypes); 3206 } 3207 } 3208 3209 // TODO: We should change the return type from List to List<Parcelable> 3210 @SuppressWarnings("rawtypes") 3211 @Override 3212 public List getShortcutInputMethodsAndSubtypes() { 3213 synchronized (mMethodMap) { 3214 ArrayList<Object> ret = new ArrayList<Object>(); 3215 if (mShortcutInputMethodsAndSubtypes.size() == 0) { 3216 // If there are no selected shortcut subtypes, the framework will try to find 3217 // the most applicable subtype from all subtypes whose mode is 3218 // SUBTYPE_MODE_VOICE. This is an exceptional case, so we will hardcode the mode. 3219 Pair<InputMethodInfo, InputMethodSubtype> info = 3220 findLastResortApplicableShortcutInputMethodAndSubtypeLocked( 3221 InputMethodUtils.SUBTYPE_MODE_VOICE); 3222 if (info != null) { 3223 ret.add(info.first); 3224 ret.add(info.second); 3225 } 3226 return ret; 3227 } 3228 for (InputMethodInfo imi: mShortcutInputMethodsAndSubtypes.keySet()) { 3229 ret.add(imi); 3230 for (InputMethodSubtype subtype: mShortcutInputMethodsAndSubtypes.get(imi)) { 3231 ret.add(subtype); 3232 } 3233 } 3234 return ret; 3235 } 3236 } 3237 3238 @Override 3239 public boolean setCurrentInputMethodSubtype(InputMethodSubtype subtype) { 3240 // TODO: Make this work even for non-current users? 3241 if (!calledFromValidUser()) { 3242 return false; 3243 } 3244 synchronized (mMethodMap) { 3245 if (subtype != null && mCurMethodId != null) { 3246 InputMethodInfo imi = mMethodMap.get(mCurMethodId); 3247 int subtypeId = InputMethodUtils.getSubtypeIdFromHashCode(imi, subtype.hashCode()); 3248 if (subtypeId != NOT_A_SUBTYPE_ID) { 3249 setInputMethodLocked(mCurMethodId, subtypeId); 3250 return true; 3251 } 3252 } 3253 return false; 3254 } 3255 } 3256 3257 // TODO: Cache the state for each user and reset when the cached user is removed. 3258 private static class InputMethodFileManager { 3259 private static final String SYSTEM_PATH = "system"; 3260 private static final String INPUT_METHOD_PATH = "inputmethod"; 3261 private static final String ADDITIONAL_SUBTYPES_FILE_NAME = "subtypes.xml"; 3262 private static final String NODE_SUBTYPES = "subtypes"; 3263 private static final String NODE_SUBTYPE = "subtype"; 3264 private static final String NODE_IMI = "imi"; 3265 private static final String ATTR_ID = "id"; 3266 private static final String ATTR_LABEL = "label"; 3267 private static final String ATTR_ICON = "icon"; 3268 private static final String ATTR_IME_SUBTYPE_LOCALE = "imeSubtypeLocale"; 3269 private static final String ATTR_IME_SUBTYPE_MODE = "imeSubtypeMode"; 3270 private static final String ATTR_IME_SUBTYPE_EXTRA_VALUE = "imeSubtypeExtraValue"; 3271 private static final String ATTR_IS_AUXILIARY = "isAuxiliary"; 3272 private final AtomicFile mAdditionalInputMethodSubtypeFile; 3273 private final HashMap<String, InputMethodInfo> mMethodMap; 3274 private final HashMap<String, List<InputMethodSubtype>> mAdditionalSubtypesMap = 3275 new HashMap<String, List<InputMethodSubtype>>(); 3276 public InputMethodFileManager(HashMap<String, InputMethodInfo> methodMap, int userId) { 3277 if (methodMap == null) { 3278 throw new NullPointerException("methodMap is null"); 3279 } 3280 mMethodMap = methodMap; 3281 final File systemDir = userId == UserHandle.USER_OWNER 3282 ? new File(Environment.getDataDirectory(), SYSTEM_PATH) 3283 : Environment.getUserSystemDirectory(userId); 3284 final File inputMethodDir = new File(systemDir, INPUT_METHOD_PATH); 3285 if (!inputMethodDir.mkdirs()) { 3286 Slog.w(TAG, "Couldn't create dir.: " + inputMethodDir.getAbsolutePath()); 3287 } 3288 final File subtypeFile = new File(inputMethodDir, ADDITIONAL_SUBTYPES_FILE_NAME); 3289 mAdditionalInputMethodSubtypeFile = new AtomicFile(subtypeFile); 3290 if (!subtypeFile.exists()) { 3291 // If "subtypes.xml" doesn't exist, create a blank file. 3292 writeAdditionalInputMethodSubtypes( 3293 mAdditionalSubtypesMap, mAdditionalInputMethodSubtypeFile, methodMap); 3294 } else { 3295 readAdditionalInputMethodSubtypes( 3296 mAdditionalSubtypesMap, mAdditionalInputMethodSubtypeFile); 3297 } 3298 } 3299 3300 private void deleteAllInputMethodSubtypes(String imiId) { 3301 synchronized (mMethodMap) { 3302 mAdditionalSubtypesMap.remove(imiId); 3303 writeAdditionalInputMethodSubtypes( 3304 mAdditionalSubtypesMap, mAdditionalInputMethodSubtypeFile, mMethodMap); 3305 } 3306 } 3307 3308 public void addInputMethodSubtypes( 3309 InputMethodInfo imi, InputMethodSubtype[] additionalSubtypes) { 3310 synchronized (mMethodMap) { 3311 final ArrayList<InputMethodSubtype> subtypes = new ArrayList<InputMethodSubtype>(); 3312 final int N = additionalSubtypes.length; 3313 for (int i = 0; i < N; ++i) { 3314 final InputMethodSubtype subtype = additionalSubtypes[i]; 3315 if (!subtypes.contains(subtype)) { 3316 subtypes.add(subtype); 3317 } else { 3318 Slog.w(TAG, "Duplicated subtype definition found: " 3319 + subtype.getLocale() + ", " + subtype.getMode()); 3320 } 3321 } 3322 mAdditionalSubtypesMap.put(imi.getId(), subtypes); 3323 writeAdditionalInputMethodSubtypes( 3324 mAdditionalSubtypesMap, mAdditionalInputMethodSubtypeFile, mMethodMap); 3325 } 3326 } 3327 3328 public HashMap<String, List<InputMethodSubtype>> getAllAdditionalInputMethodSubtypes() { 3329 synchronized (mMethodMap) { 3330 return mAdditionalSubtypesMap; 3331 } 3332 } 3333 3334 private static void writeAdditionalInputMethodSubtypes( 3335 HashMap<String, List<InputMethodSubtype>> allSubtypes, AtomicFile subtypesFile, 3336 HashMap<String, InputMethodInfo> methodMap) { 3337 // Safety net for the case that this function is called before methodMap is set. 3338 final boolean isSetMethodMap = methodMap != null && methodMap.size() > 0; 3339 FileOutputStream fos = null; 3340 try { 3341 fos = subtypesFile.startWrite(); 3342 final XmlSerializer out = new FastXmlSerializer(); 3343 out.setOutput(fos, "utf-8"); 3344 out.startDocument(null, true); 3345 out.setFeature("http://xmlpull.org/v1/doc/features.html#indent-output", true); 3346 out.startTag(null, NODE_SUBTYPES); 3347 for (String imiId : allSubtypes.keySet()) { 3348 if (isSetMethodMap && !methodMap.containsKey(imiId)) { 3349 Slog.w(TAG, "IME uninstalled or not valid.: " + imiId); 3350 continue; 3351 } 3352 out.startTag(null, NODE_IMI); 3353 out.attribute(null, ATTR_ID, imiId); 3354 final List<InputMethodSubtype> subtypesList = allSubtypes.get(imiId); 3355 final int N = subtypesList.size(); 3356 for (int i = 0; i < N; ++i) { 3357 final InputMethodSubtype subtype = subtypesList.get(i); 3358 out.startTag(null, NODE_SUBTYPE); 3359 out.attribute(null, ATTR_ICON, String.valueOf(subtype.getIconResId())); 3360 out.attribute(null, ATTR_LABEL, String.valueOf(subtype.getNameResId())); 3361 out.attribute(null, ATTR_IME_SUBTYPE_LOCALE, subtype.getLocale()); 3362 out.attribute(null, ATTR_IME_SUBTYPE_MODE, subtype.getMode()); 3363 out.attribute(null, ATTR_IME_SUBTYPE_EXTRA_VALUE, subtype.getExtraValue()); 3364 out.attribute(null, ATTR_IS_AUXILIARY, 3365 String.valueOf(subtype.isAuxiliary() ? 1 : 0)); 3366 out.endTag(null, NODE_SUBTYPE); 3367 } 3368 out.endTag(null, NODE_IMI); 3369 } 3370 out.endTag(null, NODE_SUBTYPES); 3371 out.endDocument(); 3372 subtypesFile.finishWrite(fos); 3373 } catch (java.io.IOException e) { 3374 Slog.w(TAG, "Error writing subtypes", e); 3375 if (fos != null) { 3376 subtypesFile.failWrite(fos); 3377 } 3378 } 3379 } 3380 3381 private static void readAdditionalInputMethodSubtypes( 3382 HashMap<String, List<InputMethodSubtype>> allSubtypes, AtomicFile subtypesFile) { 3383 if (allSubtypes == null || subtypesFile == null) return; 3384 allSubtypes.clear(); 3385 FileInputStream fis = null; 3386 try { 3387 fis = subtypesFile.openRead(); 3388 final XmlPullParser parser = Xml.newPullParser(); 3389 parser.setInput(fis, null); 3390 int type = parser.getEventType(); 3391 // Skip parsing until START_TAG 3392 while ((type = parser.next()) != XmlPullParser.START_TAG 3393 && type != XmlPullParser.END_DOCUMENT) {} 3394 String firstNodeName = parser.getName(); 3395 if (!NODE_SUBTYPES.equals(firstNodeName)) { 3396 throw new XmlPullParserException("Xml doesn't start with subtypes"); 3397 } 3398 final int depth =parser.getDepth(); 3399 String currentImiId = null; 3400 ArrayList<InputMethodSubtype> tempSubtypesArray = null; 3401 while (((type = parser.next()) != XmlPullParser.END_TAG 3402 || parser.getDepth() > depth) && type != XmlPullParser.END_DOCUMENT) { 3403 if (type != XmlPullParser.START_TAG) 3404 continue; 3405 final String nodeName = parser.getName(); 3406 if (NODE_IMI.equals(nodeName)) { 3407 currentImiId = parser.getAttributeValue(null, ATTR_ID); 3408 if (TextUtils.isEmpty(currentImiId)) { 3409 Slog.w(TAG, "Invalid imi id found in subtypes.xml"); 3410 continue; 3411 } 3412 tempSubtypesArray = new ArrayList<InputMethodSubtype>(); 3413 allSubtypes.put(currentImiId, tempSubtypesArray); 3414 } else if (NODE_SUBTYPE.equals(nodeName)) { 3415 if (TextUtils.isEmpty(currentImiId) || tempSubtypesArray == null) { 3416 Slog.w(TAG, "IME uninstalled or not valid.: " + currentImiId); 3417 continue; 3418 } 3419 final int icon = Integer.valueOf( 3420 parser.getAttributeValue(null, ATTR_ICON)); 3421 final int label = Integer.valueOf( 3422 parser.getAttributeValue(null, ATTR_LABEL)); 3423 final String imeSubtypeLocale = 3424 parser.getAttributeValue(null, ATTR_IME_SUBTYPE_LOCALE); 3425 final String imeSubtypeMode = 3426 parser.getAttributeValue(null, ATTR_IME_SUBTYPE_MODE); 3427 final String imeSubtypeExtraValue = 3428 parser.getAttributeValue(null, ATTR_IME_SUBTYPE_EXTRA_VALUE); 3429 final boolean isAuxiliary = "1".equals(String.valueOf( 3430 parser.getAttributeValue(null, ATTR_IS_AUXILIARY))); 3431 final InputMethodSubtype subtype = 3432 new InputMethodSubtype(label, icon, imeSubtypeLocale, 3433 imeSubtypeMode, imeSubtypeExtraValue, isAuxiliary); 3434 tempSubtypesArray.add(subtype); 3435 } 3436 } 3437 } catch (XmlPullParserException e) { 3438 Slog.w(TAG, "Error reading subtypes: " + e); 3439 return; 3440 } catch (java.io.IOException e) { 3441 Slog.w(TAG, "Error reading subtypes: " + e); 3442 return; 3443 } catch (NumberFormatException e) { 3444 Slog.w(TAG, "Error reading subtypes: " + e); 3445 return; 3446 } finally { 3447 if (fis != null) { 3448 try { 3449 fis.close(); 3450 } catch (java.io.IOException e1) { 3451 Slog.w(TAG, "Failed to close."); 3452 } 3453 } 3454 } 3455 } 3456 } 3457 3458 @Override 3459 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 3460 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 3461 != PackageManager.PERMISSION_GRANTED) { 3462 3463 pw.println("Permission Denial: can't dump InputMethodManager from from pid=" 3464 + Binder.getCallingPid() 3465 + ", uid=" + Binder.getCallingUid()); 3466 return; 3467 } 3468 3469 IInputMethod method; 3470 ClientState client; 3471 3472 final Printer p = new PrintWriterPrinter(pw); 3473 3474 synchronized (mMethodMap) { 3475 p.println("Current Input Method Manager state:"); 3476 int N = mMethodList.size(); 3477 p.println(" Input Methods:"); 3478 for (int i=0; i<N; i++) { 3479 InputMethodInfo info = mMethodList.get(i); 3480 p.println(" InputMethod #" + i + ":"); 3481 info.dump(p, " "); 3482 } 3483 p.println(" Clients:"); 3484 for (ClientState ci : mClients.values()) { 3485 p.println(" Client " + ci + ":"); 3486 p.println(" client=" + ci.client); 3487 p.println(" inputContext=" + ci.inputContext); 3488 p.println(" sessionRequested=" + ci.sessionRequested); 3489 p.println(" curSession=" + ci.curSession); 3490 } 3491 p.println(" mCurMethodId=" + mCurMethodId); 3492 client = mCurClient; 3493 p.println(" mCurClient=" + client + " mCurSeq=" + mCurSeq); 3494 p.println(" mCurFocusedWindow=" + mCurFocusedWindow); 3495 p.println(" mCurId=" + mCurId + " mHaveConnect=" + mHaveConnection 3496 + " mBoundToMethod=" + mBoundToMethod); 3497 p.println(" mCurToken=" + mCurToken); 3498 p.println(" mCurIntent=" + mCurIntent); 3499 method = mCurMethod; 3500 p.println(" mCurMethod=" + mCurMethod); 3501 p.println(" mEnabledSession=" + mEnabledSession); 3502 p.println(" mShowRequested=" + mShowRequested 3503 + " mShowExplicitlyRequested=" + mShowExplicitlyRequested 3504 + " mShowForced=" + mShowForced 3505 + " mInputShown=" + mInputShown); 3506 p.println(" mCurUserActionNotificationSequenceNumber=" 3507 + mCurUserActionNotificationSequenceNumber); 3508 p.println(" mSystemReady=" + mSystemReady + " mInteractive=" + mScreenOn); 3509 } 3510 3511 p.println(" "); 3512 if (client != null) { 3513 pw.flush(); 3514 try { 3515 client.client.asBinder().dump(fd, args); 3516 } catch (RemoteException e) { 3517 p.println("Input method client dead: " + e); 3518 } 3519 } else { 3520 p.println("No input method client."); 3521 } 3522 3523 p.println(" "); 3524 if (method != null) { 3525 pw.flush(); 3526 try { 3527 method.asBinder().dump(fd, args); 3528 } catch (RemoteException e) { 3529 p.println("Input method service dead: " + e); 3530 } 3531 } else { 3532 p.println("No input method service."); 3533 } 3534 } 3535} 3536