InputMethodManagerService.java revision 3d1e8129ebd69db49d80e5d598f608c59b884cdf
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.Intent; 55import android.content.IntentFilter; 56import android.content.ServiceConnection; 57import android.content.pm.ApplicationInfo; 58import android.content.pm.IPackageManager; 59import android.content.pm.PackageManager; 60import android.content.pm.ResolveInfo; 61import android.content.pm.ServiceInfo; 62import android.content.pm.UserInfo; 63import android.content.res.Configuration; 64import android.content.res.Resources; 65import android.content.res.TypedArray; 66import android.database.ContentObserver; 67import android.inputmethodservice.InputMethodService; 68import android.os.Binder; 69import android.os.Environment; 70import android.os.Handler; 71import android.os.IBinder; 72import android.os.IInterface; 73import android.os.IRemoteCallback; 74import android.os.Message; 75import android.os.Process; 76import android.os.Parcel; 77import android.os.RemoteException; 78import android.os.ResultReceiver; 79import android.os.ServiceManager; 80import android.os.SystemClock; 81import android.os.UserHandle; 82import android.os.UserManager; 83import android.provider.Settings; 84import android.text.TextUtils; 85import android.text.style.SuggestionSpan; 86import android.util.AtomicFile; 87import android.util.EventLog; 88import android.util.LruCache; 89import android.util.Pair; 90import android.util.PrintWriterPrinter; 91import android.util.Printer; 92import android.util.Slog; 93import android.util.Xml; 94import android.view.IWindowManager; 95import android.view.InputChannel; 96import android.view.LayoutInflater; 97import android.view.View; 98import android.view.ViewGroup; 99import android.view.WindowManager; 100import android.view.inputmethod.EditorInfo; 101import android.view.inputmethod.InputBinding; 102import android.view.inputmethod.InputMethod; 103import android.view.inputmethod.InputMethodInfo; 104import android.view.inputmethod.InputMethodManager; 105import android.view.inputmethod.InputMethodSubtype; 106import android.widget.ArrayAdapter; 107import android.widget.CompoundButton; 108import android.widget.CompoundButton.OnCheckedChangeListener; 109import android.widget.RadioButton; 110import android.widget.Switch; 111import android.widget.TextView; 112 113import java.io.File; 114import java.io.FileDescriptor; 115import java.io.FileInputStream; 116import java.io.FileOutputStream; 117import java.io.IOException; 118import java.io.PrintWriter; 119import java.util.ArrayList; 120import java.util.Collections; 121import java.util.HashMap; 122import java.util.List; 123import java.util.Locale; 124 125/** 126 * This class provides a system service that manages input methods. 127 */ 128public class InputMethodManagerService extends IInputMethodManager.Stub 129 implements ServiceConnection, Handler.Callback { 130 static final boolean DEBUG = false; 131 static final String TAG = "InputMethodManagerService"; 132 133 static final int MSG_SHOW_IM_PICKER = 1; 134 static final int MSG_SHOW_IM_SUBTYPE_PICKER = 2; 135 static final int MSG_SHOW_IM_SUBTYPE_ENABLER = 3; 136 static final int MSG_SHOW_IM_CONFIG = 4; 137 138 static final int MSG_UNBIND_INPUT = 1000; 139 static final int MSG_BIND_INPUT = 1010; 140 static final int MSG_SHOW_SOFT_INPUT = 1020; 141 static final int MSG_HIDE_SOFT_INPUT = 1030; 142 static final int MSG_ATTACH_TOKEN = 1040; 143 static final int MSG_CREATE_SESSION = 1050; 144 145 static final int MSG_START_INPUT = 2000; 146 static final int MSG_RESTART_INPUT = 2010; 147 148 static final int MSG_UNBIND_METHOD = 3000; 149 static final int MSG_BIND_METHOD = 3010; 150 static final int MSG_SET_ACTIVE = 3020; 151 static final int MSG_SET_CURSOR_ANCHOR_MONITOR_MODE = 3030; 152 static final int MSG_SET_USER_ACTION_NOTIFICATION_SEQUENCE_NUMBER = 3040; 153 154 static final int MSG_HARD_KEYBOARD_SWITCH_CHANGED = 4000; 155 156 static final long TIME_TO_RECONNECT = 3 * 1000; 157 158 static final int SECURE_SUGGESTION_SPANS_MAX_SIZE = 20; 159 160 private static final int NOT_A_SUBTYPE_ID = InputMethodUtils.NOT_A_SUBTYPE_ID; 161 private static final String TAG_TRY_SUPPRESSING_IME_SWITCHER = "TrySuppressingImeSwitcher"; 162 163 164 final Context mContext; 165 final Resources mRes; 166 final Handler mHandler; 167 final InputMethodSettings mSettings; 168 final SettingsObserver mSettingsObserver; 169 final IWindowManager mIWindowManager; 170 final HandlerCaller mCaller; 171 final boolean mHasFeature; 172 private InputMethodFileManager mFileManager; 173 private final HardKeyboardListener mHardKeyboardListener; 174 private final WindowManagerService mWindowManagerService; 175 176 final InputBindResult mNoBinding = new InputBindResult(null, null, null, -1, -1); 177 178 // All known input methods. mMethodMap also serves as the global 179 // lock for this class. 180 final ArrayList<InputMethodInfo> mMethodList = new ArrayList<InputMethodInfo>(); 181 final HashMap<String, InputMethodInfo> mMethodMap = new HashMap<String, InputMethodInfo>(); 182 private final LruCache<SuggestionSpan, InputMethodInfo> mSecureSuggestionSpans = 183 new LruCache<SuggestionSpan, InputMethodInfo>(SECURE_SUGGESTION_SPANS_MAX_SIZE); 184 private final InputMethodSubtypeSwitchingController mSwitchingController; 185 186 // Used to bring IME service up to visible adjustment while it is being shown. 187 final ServiceConnection mVisibleConnection = new ServiceConnection() { 188 @Override public void onServiceConnected(ComponentName name, IBinder service) { 189 } 190 191 @Override public void onServiceDisconnected(ComponentName name) { 192 } 193 }; 194 boolean mVisibleBound = false; 195 196 // Ongoing notification 197 private NotificationManager mNotificationManager; 198 private KeyguardManager mKeyguardManager; 199 private StatusBarManagerService mStatusBar; 200 private Notification mImeSwitcherNotification; 201 private PendingIntent mImeSwitchPendingIntent; 202 private boolean mShowOngoingImeSwitcherForPhones; 203 private boolean mNotificationShown; 204 private final boolean mImeSelectedOnBoot; 205 206 class SessionState { 207 final ClientState client; 208 final IInputMethod method; 209 210 IInputMethodSession session; 211 InputChannel channel; 212 213 @Override 214 public String toString() { 215 return "SessionState{uid " + client.uid + " pid " + client.pid 216 + " method " + Integer.toHexString( 217 System.identityHashCode(method)) 218 + " session " + Integer.toHexString( 219 System.identityHashCode(session)) 220 + " channel " + channel 221 + "}"; 222 } 223 224 SessionState(ClientState _client, IInputMethod _method, 225 IInputMethodSession _session, InputChannel _channel) { 226 client = _client; 227 method = _method; 228 session = _session; 229 channel = _channel; 230 } 231 } 232 233 static final class ClientState { 234 final IInputMethodClient client; 235 final IInputContext inputContext; 236 final int uid; 237 final int pid; 238 final InputBinding binding; 239 240 boolean sessionRequested; 241 SessionState curSession; 242 243 @Override 244 public String toString() { 245 return "ClientState{" + Integer.toHexString( 246 System.identityHashCode(this)) + " uid " + uid 247 + " pid " + pid + "}"; 248 } 249 250 ClientState(IInputMethodClient _client, IInputContext _inputContext, 251 int _uid, int _pid) { 252 client = _client; 253 inputContext = _inputContext; 254 uid = _uid; 255 pid = _pid; 256 binding = new InputBinding(null, inputContext.asBinder(), uid, pid); 257 } 258 } 259 260 final HashMap<IBinder, ClientState> mClients 261 = new HashMap<IBinder, ClientState>(); 262 263 /** 264 * Set once the system is ready to run third party code. 265 */ 266 boolean mSystemReady; 267 268 /** 269 * Id of the currently selected input method. 270 */ 271 String mCurMethodId; 272 273 /** 274 * The current binding sequence number, incremented every time there is 275 * a new bind performed. 276 */ 277 int mCurSeq; 278 279 /** 280 * The client that is currently bound to an input method. 281 */ 282 ClientState mCurClient; 283 284 /** 285 * The last window token that gained focus. 286 */ 287 IBinder mCurFocusedWindow; 288 289 /** 290 * The input context last provided by the current client. 291 */ 292 IInputContext mCurInputContext; 293 294 /** 295 * The attributes last provided by the current client. 296 */ 297 EditorInfo mCurAttribute; 298 299 /** 300 * The input method ID of the input method service that we are currently 301 * connected to or in the process of connecting to. 302 */ 303 String mCurId; 304 305 /** 306 * The current subtype of the current input method. 307 */ 308 private InputMethodSubtype mCurrentSubtype; 309 310 // This list contains the pairs of InputMethodInfo and InputMethodSubtype. 311 private final HashMap<InputMethodInfo, ArrayList<InputMethodSubtype>> 312 mShortcutInputMethodsAndSubtypes = 313 new HashMap<InputMethodInfo, ArrayList<InputMethodSubtype>>(); 314 315 // Was the keyguard locked when this client became current? 316 private boolean mCurClientInKeyguard; 317 318 /** 319 * Set to true if our ServiceConnection is currently actively bound to 320 * a service (whether or not we have gotten its IBinder back yet). 321 */ 322 boolean mHaveConnection; 323 324 /** 325 * Set if the client has asked for the input method to be shown. 326 */ 327 boolean mShowRequested; 328 329 /** 330 * Set if we were explicitly told to show the input method. 331 */ 332 boolean mShowExplicitlyRequested; 333 334 /** 335 * Set if we were forced to be shown. 336 */ 337 boolean mShowForced; 338 339 /** 340 * Set if we last told the input method to show itself. 341 */ 342 boolean mInputShown; 343 344 /** 345 * The Intent used to connect to the current input method. 346 */ 347 Intent mCurIntent; 348 349 /** 350 * The token we have made for the currently active input method, to 351 * identify it in the future. 352 */ 353 IBinder mCurToken; 354 355 /** 356 * If non-null, this is the input method service we are currently connected 357 * to. 358 */ 359 IInputMethod mCurMethod; 360 361 /** 362 * Time that we last initiated a bind to the input method, to determine 363 * if we should try to disconnect and reconnect to it. 364 */ 365 long mLastBindTime; 366 367 /** 368 * Have we called mCurMethod.bindInput()? 369 */ 370 boolean mBoundToMethod; 371 372 /** 373 * Currently enabled session. Only touched by service thread, not 374 * protected by a lock. 375 */ 376 SessionState mEnabledSession; 377 378 /** 379 * True if the screen is on. The value is true initially. 380 */ 381 boolean mScreenOn = true; 382 383 int mCurUserActionNotificationSequenceNumber = 0; 384 385 int mBackDisposition = InputMethodService.BACK_DISPOSITION_DEFAULT; 386 int mImeWindowVis; 387 388 private AlertDialog.Builder mDialogBuilder; 389 private AlertDialog mSwitchingDialog; 390 private View mSwitchingDialogTitleView; 391 private InputMethodInfo[] mIms; 392 private int[] mSubtypeIds; 393 private Locale mLastSystemLocale; 394 private final MyPackageMonitor mMyPackageMonitor = new MyPackageMonitor(); 395 private final IPackageManager mIPackageManager; 396 397 class SettingsObserver extends ContentObserver { 398 String mLastEnabled = ""; 399 400 SettingsObserver(Handler handler) { 401 super(handler); 402 ContentResolver resolver = mContext.getContentResolver(); 403 resolver.registerContentObserver(Settings.Secure.getUriFor( 404 Settings.Secure.DEFAULT_INPUT_METHOD), false, this); 405 resolver.registerContentObserver(Settings.Secure.getUriFor( 406 Settings.Secure.ENABLED_INPUT_METHODS), false, this); 407 resolver.registerContentObserver(Settings.Secure.getUriFor( 408 Settings.Secure.SELECTED_INPUT_METHOD_SUBTYPE), false, this); 409 } 410 411 @Override public void onChange(boolean selfChange) { 412 synchronized (mMethodMap) { 413 boolean enabledChanged = false; 414 String newEnabled = mSettings.getEnabledInputMethodsStr(); 415 if (!mLastEnabled.equals(newEnabled)) { 416 mLastEnabled = newEnabled; 417 enabledChanged = true; 418 } 419 updateFromSettingsLocked(enabledChanged); 420 } 421 } 422 } 423 424 class ImmsBroadcastReceiver extends android.content.BroadcastReceiver { 425 private void updateActive() { 426 // Inform the current client of the change in active status 427 if (mCurClient != null && mCurClient.client != null) { 428 executeOrSendMessage(mCurClient.client, mCaller.obtainMessageIO( 429 MSG_SET_ACTIVE, mScreenOn ? 1 : 0, mCurClient)); 430 } 431 } 432 433 @Override 434 public void onReceive(Context context, Intent intent) { 435 final String action = intent.getAction(); 436 if (Intent.ACTION_SCREEN_ON.equals(action)) { 437 mScreenOn = true; 438 refreshImeWindowVisibilityLocked(); 439 updateActive(); 440 return; 441 } else if (Intent.ACTION_SCREEN_OFF.equals(action)) { 442 mScreenOn = false; 443 setImeWindowVisibilityStatusHiddenLocked(); 444 updateActive(); 445 return; 446 } else if (Intent.ACTION_CLOSE_SYSTEM_DIALOGS.equals(action)) { 447 hideInputMethodMenu(); 448 // No need to updateActive 449 return; 450 } else if (Intent.ACTION_USER_ADDED.equals(action) 451 || Intent.ACTION_USER_REMOVED.equals(action)) { 452 updateCurrentProfileIds(); 453 return; 454 } else { 455 Slog.w(TAG, "Unexpected intent " + intent); 456 } 457 } 458 } 459 460 class MyPackageMonitor extends PackageMonitor { 461 private boolean isChangingPackagesOfCurrentUser() { 462 final int userId = getChangingUserId(); 463 final boolean retval = userId == mSettings.getCurrentUserId(); 464 if (DEBUG) { 465 if (!retval) { 466 Slog.d(TAG, "--- ignore this call back from a background user: " + userId); 467 } 468 } 469 return retval; 470 } 471 472 @Override 473 public boolean onHandleForceStop(Intent intent, String[] packages, int uid, boolean doit) { 474 if (!isChangingPackagesOfCurrentUser()) { 475 return false; 476 } 477 synchronized (mMethodMap) { 478 String curInputMethodId = mSettings.getSelectedInputMethod(); 479 final int N = mMethodList.size(); 480 if (curInputMethodId != null) { 481 for (int i=0; i<N; i++) { 482 InputMethodInfo imi = mMethodList.get(i); 483 if (imi.getId().equals(curInputMethodId)) { 484 for (String pkg : packages) { 485 if (imi.getPackageName().equals(pkg)) { 486 if (!doit) { 487 return true; 488 } 489 resetSelectedInputMethodAndSubtypeLocked(""); 490 chooseNewDefaultIMELocked(); 491 return true; 492 } 493 } 494 } 495 } 496 } 497 } 498 return false; 499 } 500 501 @Override 502 public void onSomePackagesChanged() { 503 if (!isChangingPackagesOfCurrentUser()) { 504 return; 505 } 506 synchronized (mMethodMap) { 507 InputMethodInfo curIm = null; 508 String curInputMethodId = mSettings.getSelectedInputMethod(); 509 final int N = mMethodList.size(); 510 if (curInputMethodId != null) { 511 for (int i=0; i<N; i++) { 512 InputMethodInfo imi = mMethodList.get(i); 513 final String imiId = imi.getId(); 514 if (imiId.equals(curInputMethodId)) { 515 curIm = imi; 516 } 517 518 int change = isPackageDisappearing(imi.getPackageName()); 519 if (isPackageModified(imi.getPackageName())) { 520 mFileManager.deleteAllInputMethodSubtypes(imiId); 521 } 522 if (change == PACKAGE_TEMPORARY_CHANGE 523 || change == PACKAGE_PERMANENT_CHANGE) { 524 Slog.i(TAG, "Input method uninstalled, disabling: " 525 + imi.getComponent()); 526 setInputMethodEnabledLocked(imi.getId(), false); 527 } 528 } 529 } 530 531 buildInputMethodListLocked( 532 mMethodList, mMethodMap, false /* resetDefaultEnabledIme */); 533 534 boolean changed = false; 535 536 if (curIm != null) { 537 int change = isPackageDisappearing(curIm.getPackageName()); 538 if (change == PACKAGE_TEMPORARY_CHANGE 539 || change == PACKAGE_PERMANENT_CHANGE) { 540 ServiceInfo si = null; 541 try { 542 si = mIPackageManager.getServiceInfo( 543 curIm.getComponent(), 0, mSettings.getCurrentUserId()); 544 } catch (RemoteException ex) { 545 } 546 if (si == null) { 547 // Uh oh, current input method is no longer around! 548 // Pick another one... 549 Slog.i(TAG, "Current input method removed: " + curInputMethodId); 550 setImeWindowVisibilityStatusHiddenLocked(); 551 if (!chooseNewDefaultIMELocked()) { 552 changed = true; 553 curIm = null; 554 Slog.i(TAG, "Unsetting current input method"); 555 resetSelectedInputMethodAndSubtypeLocked(""); 556 } 557 } 558 } 559 } 560 561 if (curIm == null) { 562 // We currently don't have a default input method... is 563 // one now available? 564 changed = chooseNewDefaultIMELocked(); 565 } 566 567 if (changed) { 568 updateFromSettingsLocked(false); 569 } 570 } 571 } 572 } 573 574 private static final class MethodCallback extends IInputSessionCallback.Stub { 575 private final InputMethodManagerService mParentIMMS; 576 private final IInputMethod mMethod; 577 private final InputChannel mChannel; 578 579 MethodCallback(InputMethodManagerService imms, IInputMethod method, 580 InputChannel channel) { 581 mParentIMMS = imms; 582 mMethod = method; 583 mChannel = channel; 584 } 585 586 @Override 587 public void sessionCreated(IInputMethodSession session) { 588 long ident = Binder.clearCallingIdentity(); 589 try { 590 mParentIMMS.onSessionCreated(mMethod, session, mChannel); 591 } finally { 592 Binder.restoreCallingIdentity(ident); 593 } 594 } 595 } 596 597 private class HardKeyboardListener 598 implements WindowManagerService.OnHardKeyboardStatusChangeListener { 599 @Override 600 public void onHardKeyboardStatusChange(boolean available, boolean enabled) { 601 mHandler.sendMessage(mHandler.obtainMessage( 602 MSG_HARD_KEYBOARD_SWITCH_CHANGED, available ? 1 : 0, enabled ? 1 : 0)); 603 } 604 605 public void handleHardKeyboardStatusChange(boolean available, boolean enabled) { 606 if (DEBUG) { 607 Slog.w(TAG, "HardKeyboardStatusChanged: available = " + available + ", enabled = " 608 + enabled); 609 } 610 synchronized(mMethodMap) { 611 if (mSwitchingDialog != null && mSwitchingDialogTitleView != null 612 && mSwitchingDialog.isShowing()) { 613 mSwitchingDialogTitleView.findViewById( 614 com.android.internal.R.id.hard_keyboard_section).setVisibility( 615 available ? View.VISIBLE : View.GONE); 616 } 617 } 618 } 619 } 620 621 public InputMethodManagerService(Context context, WindowManagerService windowManager) { 622 mIPackageManager = AppGlobals.getPackageManager(); 623 mContext = context; 624 mRes = context.getResources(); 625 mHandler = new Handler(this); 626 mIWindowManager = IWindowManager.Stub.asInterface( 627 ServiceManager.getService(Context.WINDOW_SERVICE)); 628 mCaller = new HandlerCaller(context, null, new HandlerCaller.Callback() { 629 @Override 630 public void executeMessage(Message msg) { 631 handleMessage(msg); 632 } 633 }, true /*asyncHandler*/); 634 mWindowManagerService = windowManager; 635 mHardKeyboardListener = new HardKeyboardListener(); 636 mHasFeature = context.getPackageManager().hasSystemFeature( 637 PackageManager.FEATURE_INPUT_METHODS); 638 639 mImeSwitcherNotification = new Notification(); 640 mImeSwitcherNotification.icon = com.android.internal.R.drawable.ic_notification_ime_default; 641 mImeSwitcherNotification.when = 0; 642 mImeSwitcherNotification.flags = Notification.FLAG_ONGOING_EVENT; 643 mImeSwitcherNotification.tickerText = null; 644 mImeSwitcherNotification.defaults = 0; // please be quiet 645 mImeSwitcherNotification.sound = null; 646 mImeSwitcherNotification.vibrate = null; 647 648 // Tag this notification specially so SystemUI knows it's important 649 mImeSwitcherNotification.extras.putBoolean(Notification.EXTRA_ALLOW_DURING_SETUP, true); 650 mImeSwitcherNotification.category = Notification.CATEGORY_SYSTEM; 651 652 Intent intent = new Intent(Settings.ACTION_SHOW_INPUT_METHOD_PICKER); 653 mImeSwitchPendingIntent = PendingIntent.getBroadcast(mContext, 0, intent, 0); 654 655 mShowOngoingImeSwitcherForPhones = false; 656 657 final IntentFilter broadcastFilter = new IntentFilter(); 658 broadcastFilter.addAction(Intent.ACTION_SCREEN_ON); 659 broadcastFilter.addAction(Intent.ACTION_SCREEN_OFF); 660 broadcastFilter.addAction(Intent.ACTION_CLOSE_SYSTEM_DIALOGS); 661 broadcastFilter.addAction(Intent.ACTION_USER_ADDED); 662 broadcastFilter.addAction(Intent.ACTION_USER_REMOVED); 663 mContext.registerReceiver(new ImmsBroadcastReceiver(), broadcastFilter); 664 665 mNotificationShown = false; 666 int userId = 0; 667 try { 668 ActivityManagerNative.getDefault().registerUserSwitchObserver( 669 new IUserSwitchObserver.Stub() { 670 @Override 671 public void onUserSwitching(int newUserId, IRemoteCallback reply) { 672 synchronized(mMethodMap) { 673 switchUserLocked(newUserId); 674 } 675 if (reply != null) { 676 try { 677 reply.sendResult(null); 678 } catch (RemoteException e) { 679 } 680 } 681 } 682 683 @Override 684 public void onUserSwitchComplete(int newUserId) throws RemoteException { 685 } 686 }); 687 userId = ActivityManagerNative.getDefault().getCurrentUser().id; 688 } catch (RemoteException e) { 689 Slog.w(TAG, "Couldn't get current user ID; guessing it's 0", e); 690 } 691 mMyPackageMonitor.register(mContext, null, UserHandle.ALL, true); 692 693 // mSettings should be created before buildInputMethodListLocked 694 mSettings = new InputMethodSettings( 695 mRes, context.getContentResolver(), mMethodMap, mMethodList, userId); 696 updateCurrentProfileIds(); 697 mFileManager = new InputMethodFileManager(mMethodMap, userId); 698 synchronized (mMethodMap) { 699 mSwitchingController = InputMethodSubtypeSwitchingController.createInstanceLocked( 700 mSettings, context); 701 } 702 703 // Just checking if defaultImiId is empty or not 704 final String defaultImiId = mSettings.getSelectedInputMethod(); 705 if (DEBUG) { 706 Slog.d(TAG, "Initial default ime = " + defaultImiId); 707 } 708 mImeSelectedOnBoot = !TextUtils.isEmpty(defaultImiId); 709 710 synchronized (mMethodMap) { 711 buildInputMethodListLocked(mMethodList, mMethodMap, 712 !mImeSelectedOnBoot /* resetDefaultEnabledIme */); 713 } 714 mSettings.enableAllIMEsIfThereIsNoEnabledIME(); 715 716 if (!mImeSelectedOnBoot) { 717 Slog.w(TAG, "No IME selected. Choose the most applicable IME."); 718 synchronized (mMethodMap) { 719 resetDefaultImeLocked(context); 720 } 721 } 722 723 mSettingsObserver = new SettingsObserver(mHandler); 724 synchronized (mMethodMap) { 725 updateFromSettingsLocked(true); 726 } 727 728 // IMMS wants to receive Intent.ACTION_LOCALE_CHANGED in order to update the current IME 729 // according to the new system locale. 730 final IntentFilter filter = new IntentFilter(); 731 filter.addAction(Intent.ACTION_LOCALE_CHANGED); 732 mContext.registerReceiver( 733 new BroadcastReceiver() { 734 @Override 735 public void onReceive(Context context, Intent intent) { 736 synchronized(mMethodMap) { 737 resetStateIfCurrentLocaleChangedLocked(); 738 } 739 } 740 }, filter); 741 } 742 743 private void resetDefaultImeLocked(Context context) { 744 // Do not reset the default (current) IME when it is a 3rd-party IME 745 if (mCurMethodId != null 746 && !InputMethodUtils.isSystemIme(mMethodMap.get(mCurMethodId))) { 747 return; 748 } 749 750 InputMethodInfo defIm = null; 751 for (InputMethodInfo imi : mMethodList) { 752 if (defIm == null) { 753 if (InputMethodUtils.isValidSystemDefaultIme( 754 mSystemReady, imi, context)) { 755 defIm = imi; 756 Slog.i(TAG, "Selected default: " + imi.getId()); 757 } 758 } 759 } 760 if (defIm == null && mMethodList.size() > 0) { 761 defIm = InputMethodUtils.getMostApplicableDefaultIME( 762 mSettings.getEnabledInputMethodListLocked()); 763 Slog.i(TAG, "No default found, using " + defIm.getId()); 764 } 765 if (defIm != null) { 766 setSelectedInputMethodAndSubtypeLocked(defIm, NOT_A_SUBTYPE_ID, false); 767 } 768 } 769 770 private void resetAllInternalStateLocked(final boolean updateOnlyWhenLocaleChanged, 771 final boolean resetDefaultEnabledIme) { 772 if (!mSystemReady) { 773 // not system ready 774 return; 775 } 776 final Locale newLocale = mRes.getConfiguration().locale; 777 if (!updateOnlyWhenLocaleChanged 778 || (newLocale != null && !newLocale.equals(mLastSystemLocale))) { 779 if (!updateOnlyWhenLocaleChanged) { 780 hideCurrentInputLocked(0, null); 781 mCurMethodId = null; 782 unbindCurrentMethodLocked(true, false); 783 } 784 if (DEBUG) { 785 Slog.i(TAG, "Locale has been changed to " + newLocale); 786 } 787 buildInputMethodListLocked(mMethodList, mMethodMap, resetDefaultEnabledIme); 788 if (!updateOnlyWhenLocaleChanged) { 789 final String selectedImiId = mSettings.getSelectedInputMethod(); 790 if (TextUtils.isEmpty(selectedImiId)) { 791 // This is the first time of the user switch and 792 // set the current ime to the proper one. 793 resetDefaultImeLocked(mContext); 794 } 795 } else { 796 // If the locale is changed, needs to reset the default ime 797 resetDefaultImeLocked(mContext); 798 } 799 updateFromSettingsLocked(true); 800 mLastSystemLocale = newLocale; 801 if (!updateOnlyWhenLocaleChanged) { 802 try { 803 startInputInnerLocked(); 804 } catch (RuntimeException e) { 805 Slog.w(TAG, "Unexpected exception", e); 806 } 807 } 808 } 809 } 810 811 private void resetStateIfCurrentLocaleChangedLocked() { 812 resetAllInternalStateLocked(true /* updateOnlyWhenLocaleChanged */, 813 true /* resetDefaultImeLocked */); 814 } 815 816 private void switchUserLocked(int newUserId) { 817 mSettings.setCurrentUserId(newUserId); 818 updateCurrentProfileIds(); 819 // InputMethodFileManager should be reset when the user is changed 820 mFileManager = new InputMethodFileManager(mMethodMap, newUserId); 821 final String defaultImiId = mSettings.getSelectedInputMethod(); 822 // For secondary users, the list of enabled IMEs may not have been updated since the 823 // callbacks to PackageMonitor are ignored for the secondary user. Here, defaultImiId may 824 // not be empty even if the IME has been uninstalled by the primary user. 825 // Even in such cases, IMMS works fine because it will find the most applicable 826 // IME for that user. 827 final boolean initialUserSwitch = TextUtils.isEmpty(defaultImiId); 828 if (DEBUG) { 829 Slog.d(TAG, "Switch user: " + newUserId + " current ime = " + defaultImiId); 830 } 831 resetAllInternalStateLocked(false /* updateOnlyWhenLocaleChanged */, 832 initialUserSwitch /* needsToResetDefaultIme */); 833 if (initialUserSwitch) { 834 InputMethodUtils.setNonSelectedSystemImesDisabledUntilUsed(mContext.getPackageManager(), 835 mSettings.getEnabledInputMethodListLocked()); 836 } 837 } 838 839 void updateCurrentProfileIds() { 840 List<UserInfo> profiles = 841 UserManager.get(mContext).getProfiles(mSettings.getCurrentUserId()); 842 int[] currentProfileIds = new int[profiles.size()]; // profiles will not be null 843 for (int i = 0; i < currentProfileIds.length; i++) { 844 currentProfileIds[i] = profiles.get(i).id; 845 } 846 mSettings.setCurrentProfileIds(currentProfileIds); 847 } 848 849 @Override 850 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 851 throws RemoteException { 852 try { 853 return super.onTransact(code, data, reply, flags); 854 } catch (RuntimeException e) { 855 // The input method manager only throws security exceptions, so let's 856 // log all others. 857 if (!(e instanceof SecurityException)) { 858 Slog.wtf(TAG, "Input Method Manager Crash", e); 859 } 860 throw e; 861 } 862 } 863 864 public void systemRunning(StatusBarManagerService statusBar) { 865 synchronized (mMethodMap) { 866 if (DEBUG) { 867 Slog.d(TAG, "--- systemReady"); 868 } 869 if (!mSystemReady) { 870 mSystemReady = true; 871 mKeyguardManager = 872 (KeyguardManager) mContext.getSystemService(Context.KEYGUARD_SERVICE); 873 mNotificationManager = (NotificationManager) 874 mContext.getSystemService(Context.NOTIFICATION_SERVICE); 875 mStatusBar = statusBar; 876 statusBar.setIconVisibility("ime", false); 877 updateImeWindowStatusLocked(); 878 mShowOngoingImeSwitcherForPhones = mRes.getBoolean( 879 com.android.internal.R.bool.show_ongoing_ime_switcher); 880 if (mShowOngoingImeSwitcherForPhones) { 881 mWindowManagerService.setOnHardKeyboardStatusChangeListener( 882 mHardKeyboardListener); 883 } 884 buildInputMethodListLocked(mMethodList, mMethodMap, 885 !mImeSelectedOnBoot /* resetDefaultEnabledIme */); 886 if (!mImeSelectedOnBoot) { 887 Slog.w(TAG, "Reset the default IME as \"Resource\" is ready here."); 888 resetStateIfCurrentLocaleChangedLocked(); 889 InputMethodUtils.setNonSelectedSystemImesDisabledUntilUsed( 890 mContext.getPackageManager(), 891 mSettings.getEnabledInputMethodListLocked()); 892 } 893 mLastSystemLocale = mRes.getConfiguration().locale; 894 try { 895 startInputInnerLocked(); 896 } catch (RuntimeException e) { 897 Slog.w(TAG, "Unexpected exception", e); 898 } 899 } 900 } 901 } 902 903 private void setImeWindowVisibilityStatusHiddenLocked() { 904 mImeWindowVis = 0; 905 updateImeWindowStatusLocked(); 906 } 907 908 private void refreshImeWindowVisibilityLocked() { 909 final Configuration conf = mRes.getConfiguration(); 910 final boolean haveHardKeyboard = conf.keyboard 911 != Configuration.KEYBOARD_NOKEYS; 912 final boolean hardKeyShown = haveHardKeyboard 913 && conf.hardKeyboardHidden 914 != Configuration.HARDKEYBOARDHIDDEN_YES; 915 916 final boolean isScreenLocked = isKeyguardLocked(); 917 final boolean inputActive = !isScreenLocked && (mInputShown || hardKeyShown); 918 // We assume the softkeyboard is shown when the input is active as long as the 919 // hard keyboard is not shown. 920 final boolean inputVisible = inputActive && !hardKeyShown; 921 mImeWindowVis = (inputActive ? InputMethodService.IME_ACTIVE : 0) 922 | (inputVisible ? InputMethodService.IME_VISIBLE : 0); 923 updateImeWindowStatusLocked(); 924 } 925 926 private void updateImeWindowStatusLocked() { 927 setImeWindowStatus(mCurToken, mImeWindowVis, mBackDisposition); 928 } 929 930 // --------------------------------------------------------------------------------------- 931 // Check whether or not this is a valid IPC. Assumes an IPC is valid when either 932 // 1) it comes from the system process 933 // 2) the calling process' user id is identical to the current user id IMMS thinks. 934 private boolean calledFromValidUser() { 935 final int uid = Binder.getCallingUid(); 936 final int userId = UserHandle.getUserId(uid); 937 if (DEBUG) { 938 Slog.d(TAG, "--- calledFromForegroundUserOrSystemProcess ? " 939 + "calling uid = " + uid + " system uid = " + Process.SYSTEM_UID 940 + " calling userId = " + userId + ", foreground user id = " 941 + mSettings.getCurrentUserId() + ", calling pid = " + Binder.getCallingPid() 942 + InputMethodUtils.getApiCallStack()); 943 } 944 if (uid == Process.SYSTEM_UID || mSettings.isCurrentProfile(userId)) { 945 return true; 946 } 947 948 // Caveat: A process which has INTERACT_ACROSS_USERS_FULL gets results for the 949 // foreground user, not for the user of that process. Accordingly InputMethodManagerService 950 // must not manage background users' states in any functions. 951 // Note that privacy-sensitive IPCs, such as setInputMethod, are still securely guarded 952 // by a token. 953 if (mContext.checkCallingOrSelfPermission( 954 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL) 955 == PackageManager.PERMISSION_GRANTED) { 956 if (DEBUG) { 957 Slog.d(TAG, "--- Access granted because the calling process has " 958 + "the INTERACT_ACROSS_USERS_FULL permission"); 959 } 960 return true; 961 } 962 Slog.w(TAG, "--- IPC called from background users. Ignore. \n" 963 + InputMethodUtils.getStackTrace()); 964 return false; 965 } 966 967 968 /** 969 * Returns true iff the caller is identified to be the current input method with the token. 970 * @param token The window token given to the input method when it was started. 971 * @return true if and only if non-null valid token is specified. 972 */ 973 private boolean calledWithValidToken(IBinder token) { 974 if (token == null || mCurToken != token) { 975 return false; 976 } 977 return true; 978 } 979 980 private boolean bindCurrentInputMethodService( 981 Intent service, ServiceConnection conn, int flags) { 982 if (service == null || conn == null) { 983 Slog.e(TAG, "--- bind failed: service = " + service + ", conn = " + conn); 984 return false; 985 } 986 return mContext.bindServiceAsUser(service, conn, flags, 987 new UserHandle(mSettings.getCurrentUserId())); 988 } 989 990 @Override 991 public List<InputMethodInfo> getInputMethodList() { 992 // TODO: Make this work even for non-current users? 993 if (!calledFromValidUser()) { 994 return Collections.emptyList(); 995 } 996 synchronized (mMethodMap) { 997 return new ArrayList<InputMethodInfo>(mMethodList); 998 } 999 } 1000 1001 @Override 1002 public List<InputMethodInfo> getEnabledInputMethodList() { 1003 // TODO: Make this work even for non-current users? 1004 if (!calledFromValidUser()) { 1005 return Collections.emptyList(); 1006 } 1007 synchronized (mMethodMap) { 1008 return mSettings.getEnabledInputMethodListLocked(); 1009 } 1010 } 1011 1012 /** 1013 * @param imiId if null, returns enabled subtypes for the current imi 1014 * @return enabled subtypes of the specified imi 1015 */ 1016 @Override 1017 public List<InputMethodSubtype> getEnabledInputMethodSubtypeList(String imiId, 1018 boolean allowsImplicitlySelectedSubtypes) { 1019 // TODO: Make this work even for non-current users? 1020 if (!calledFromValidUser()) { 1021 return Collections.<InputMethodSubtype>emptyList(); 1022 } 1023 synchronized (mMethodMap) { 1024 final InputMethodInfo imi; 1025 if (imiId == null && mCurMethodId != null) { 1026 imi = mMethodMap.get(mCurMethodId); 1027 } else { 1028 imi = mMethodMap.get(imiId); 1029 } 1030 if (imi == null) { 1031 return Collections.<InputMethodSubtype>emptyList(); 1032 } 1033 return mSettings.getEnabledInputMethodSubtypeListLocked( 1034 mContext, imi, allowsImplicitlySelectedSubtypes); 1035 } 1036 } 1037 1038 @Override 1039 public void addClient(IInputMethodClient client, 1040 IInputContext inputContext, int uid, int pid) { 1041 if (!calledFromValidUser()) { 1042 return; 1043 } 1044 synchronized (mMethodMap) { 1045 mClients.put(client.asBinder(), new ClientState(client, 1046 inputContext, uid, pid)); 1047 } 1048 } 1049 1050 @Override 1051 public void removeClient(IInputMethodClient client) { 1052 if (!calledFromValidUser()) { 1053 return; 1054 } 1055 synchronized (mMethodMap) { 1056 ClientState cs = mClients.remove(client.asBinder()); 1057 if (cs != null) { 1058 clearClientSessionLocked(cs); 1059 } 1060 } 1061 } 1062 1063 void executeOrSendMessage(IInterface target, Message msg) { 1064 if (target.asBinder() instanceof Binder) { 1065 mCaller.sendMessage(msg); 1066 } else { 1067 handleMessage(msg); 1068 msg.recycle(); 1069 } 1070 } 1071 1072 void unbindCurrentClientLocked() { 1073 if (mCurClient != null) { 1074 if (DEBUG) Slog.v(TAG, "unbindCurrentInputLocked: client = " 1075 + mCurClient.client.asBinder()); 1076 if (mBoundToMethod) { 1077 mBoundToMethod = false; 1078 if (mCurMethod != null) { 1079 executeOrSendMessage(mCurMethod, mCaller.obtainMessageO( 1080 MSG_UNBIND_INPUT, mCurMethod)); 1081 } 1082 } 1083 1084 executeOrSendMessage(mCurClient.client, mCaller.obtainMessageIO( 1085 MSG_SET_ACTIVE, 0, mCurClient)); 1086 executeOrSendMessage(mCurClient.client, mCaller.obtainMessageIO( 1087 MSG_UNBIND_METHOD, mCurSeq, mCurClient.client)); 1088 mCurClient.sessionRequested = false; 1089 mCurClient = null; 1090 1091 hideInputMethodMenuLocked(); 1092 } 1093 } 1094 1095 private int getImeShowFlags() { 1096 int flags = 0; 1097 if (mShowForced) { 1098 flags |= InputMethod.SHOW_FORCED 1099 | InputMethod.SHOW_EXPLICIT; 1100 } else if (mShowExplicitlyRequested) { 1101 flags |= InputMethod.SHOW_EXPLICIT; 1102 } 1103 return flags; 1104 } 1105 1106 private int getAppShowFlags() { 1107 int flags = 0; 1108 if (mShowForced) { 1109 flags |= InputMethodManager.SHOW_FORCED; 1110 } else if (!mShowExplicitlyRequested) { 1111 flags |= InputMethodManager.SHOW_IMPLICIT; 1112 } 1113 return flags; 1114 } 1115 1116 InputBindResult attachNewInputLocked(boolean initial) { 1117 if (!mBoundToMethod) { 1118 executeOrSendMessage(mCurMethod, mCaller.obtainMessageOO( 1119 MSG_BIND_INPUT, mCurMethod, mCurClient.binding)); 1120 mBoundToMethod = true; 1121 } 1122 final SessionState session = mCurClient.curSession; 1123 if (initial) { 1124 executeOrSendMessage(session.method, mCaller.obtainMessageOOO( 1125 MSG_START_INPUT, session, mCurInputContext, mCurAttribute)); 1126 } else { 1127 executeOrSendMessage(session.method, mCaller.obtainMessageOOO( 1128 MSG_RESTART_INPUT, session, mCurInputContext, mCurAttribute)); 1129 } 1130 if (mShowRequested) { 1131 if (DEBUG) Slog.v(TAG, "Attach new input asks to show input"); 1132 showCurrentInputLocked(getAppShowFlags(), null); 1133 } 1134 return new InputBindResult(session.session, 1135 (session.channel != null ? session.channel.dup() : null), 1136 mCurId, mCurSeq, mCurUserActionNotificationSequenceNumber); 1137 } 1138 1139 InputBindResult startInputLocked(IInputMethodClient client, 1140 IInputContext inputContext, EditorInfo attribute, int controlFlags) { 1141 // If no method is currently selected, do nothing. 1142 if (mCurMethodId == null) { 1143 return mNoBinding; 1144 } 1145 1146 ClientState cs = mClients.get(client.asBinder()); 1147 if (cs == null) { 1148 throw new IllegalArgumentException("unknown client " 1149 + client.asBinder()); 1150 } 1151 1152 try { 1153 if (!mIWindowManager.inputMethodClientHasFocus(cs.client)) { 1154 // Check with the window manager to make sure this client actually 1155 // has a window with focus. If not, reject. This is thread safe 1156 // because if the focus changes some time before or after, the 1157 // next client receiving focus that has any interest in input will 1158 // be calling through here after that change happens. 1159 Slog.w(TAG, "Starting input on non-focused client " + cs.client 1160 + " (uid=" + cs.uid + " pid=" + cs.pid + ")"); 1161 return null; 1162 } 1163 } catch (RemoteException e) { 1164 } 1165 1166 return startInputUncheckedLocked(cs, inputContext, attribute, controlFlags); 1167 } 1168 1169 InputBindResult startInputUncheckedLocked(ClientState cs, 1170 IInputContext inputContext, EditorInfo attribute, int controlFlags) { 1171 // If no method is currently selected, do nothing. 1172 if (mCurMethodId == null) { 1173 return mNoBinding; 1174 } 1175 1176 if (mCurClient != cs) { 1177 // Was the keyguard locked when switching over to the new client? 1178 mCurClientInKeyguard = isKeyguardLocked(); 1179 // If the client is changing, we need to switch over to the new 1180 // one. 1181 unbindCurrentClientLocked(); 1182 if (DEBUG) Slog.v(TAG, "switching to client: client = " 1183 + cs.client.asBinder() + " keyguard=" + mCurClientInKeyguard); 1184 1185 // If the screen is on, inform the new client it is active 1186 if (mScreenOn) { 1187 executeOrSendMessage(cs.client, mCaller.obtainMessageIO( 1188 MSG_SET_ACTIVE, mScreenOn ? 1 : 0, cs)); 1189 } 1190 } 1191 1192 // Bump up the sequence for this client and attach it. 1193 mCurSeq++; 1194 if (mCurSeq <= 0) mCurSeq = 1; 1195 mCurClient = cs; 1196 mCurInputContext = inputContext; 1197 mCurAttribute = attribute; 1198 1199 // Check if the input method is changing. 1200 if (mCurId != null && mCurId.equals(mCurMethodId)) { 1201 if (cs.curSession != null) { 1202 // Fast case: if we are already connected to the input method, 1203 // then just return it. 1204 return attachNewInputLocked( 1205 (controlFlags&InputMethodManager.CONTROL_START_INITIAL) != 0); 1206 } 1207 if (mHaveConnection) { 1208 if (mCurMethod != null) { 1209 // Return to client, and we will get back with it when 1210 // we have had a session made for it. 1211 requestClientSessionLocked(cs); 1212 return new InputBindResult(null, null, mCurId, mCurSeq, 1213 mCurUserActionNotificationSequenceNumber); 1214 } else if (SystemClock.uptimeMillis() 1215 < (mLastBindTime+TIME_TO_RECONNECT)) { 1216 // In this case we have connected to the service, but 1217 // don't yet have its interface. If it hasn't been too 1218 // long since we did the connection, we'll return to 1219 // the client and wait to get the service interface so 1220 // we can report back. If it has been too long, we want 1221 // to fall through so we can try a disconnect/reconnect 1222 // to see if we can get back in touch with the service. 1223 return new InputBindResult(null, null, mCurId, mCurSeq, 1224 mCurUserActionNotificationSequenceNumber); 1225 } else { 1226 EventLog.writeEvent(EventLogTags.IMF_FORCE_RECONNECT_IME, 1227 mCurMethodId, SystemClock.uptimeMillis()-mLastBindTime, 0); 1228 } 1229 } 1230 } 1231 1232 return startInputInnerLocked(); 1233 } 1234 1235 InputBindResult startInputInnerLocked() { 1236 if (mCurMethodId == null) { 1237 return mNoBinding; 1238 } 1239 1240 if (!mSystemReady) { 1241 // If the system is not yet ready, we shouldn't be running third 1242 // party code. 1243 return new InputBindResult(null, null, mCurMethodId, mCurSeq, 1244 mCurUserActionNotificationSequenceNumber); 1245 } 1246 1247 InputMethodInfo info = mMethodMap.get(mCurMethodId); 1248 if (info == null) { 1249 throw new IllegalArgumentException("Unknown id: " + mCurMethodId); 1250 } 1251 1252 unbindCurrentMethodLocked(false, true); 1253 1254 mCurIntent = new Intent(InputMethod.SERVICE_INTERFACE); 1255 mCurIntent.setComponent(info.getComponent()); 1256 mCurIntent.putExtra(Intent.EXTRA_CLIENT_LABEL, 1257 com.android.internal.R.string.input_method_binding_label); 1258 mCurIntent.putExtra(Intent.EXTRA_CLIENT_INTENT, PendingIntent.getActivity( 1259 mContext, 0, new Intent(Settings.ACTION_INPUT_METHOD_SETTINGS), 0)); 1260 if (bindCurrentInputMethodService(mCurIntent, this, Context.BIND_AUTO_CREATE 1261 | Context.BIND_NOT_VISIBLE | Context.BIND_NOT_FOREGROUND 1262 | Context.BIND_SHOWING_UI)) { 1263 mLastBindTime = SystemClock.uptimeMillis(); 1264 mHaveConnection = true; 1265 mCurId = info.getId(); 1266 mCurToken = new Binder(); 1267 try { 1268 if (true || DEBUG) Slog.v(TAG, "Adding window token: " + mCurToken); 1269 mIWindowManager.addWindowToken(mCurToken, 1270 WindowManager.LayoutParams.TYPE_INPUT_METHOD); 1271 } catch (RemoteException e) { 1272 } 1273 return new InputBindResult(null, null, mCurId, mCurSeq, 1274 mCurUserActionNotificationSequenceNumber); 1275 } else { 1276 mCurIntent = null; 1277 Slog.w(TAG, "Failure connecting to input method service: " 1278 + mCurIntent); 1279 } 1280 return null; 1281 } 1282 1283 @Override 1284 public InputBindResult startInput(IInputMethodClient client, 1285 IInputContext inputContext, EditorInfo attribute, int controlFlags) { 1286 if (!calledFromValidUser()) { 1287 return null; 1288 } 1289 synchronized (mMethodMap) { 1290 final long ident = Binder.clearCallingIdentity(); 1291 try { 1292 return startInputLocked(client, inputContext, attribute, controlFlags); 1293 } finally { 1294 Binder.restoreCallingIdentity(ident); 1295 } 1296 } 1297 } 1298 1299 @Override 1300 public void finishInput(IInputMethodClient client) { 1301 } 1302 1303 @Override 1304 public void onServiceConnected(ComponentName name, IBinder service) { 1305 synchronized (mMethodMap) { 1306 if (mCurIntent != null && name.equals(mCurIntent.getComponent())) { 1307 mCurMethod = IInputMethod.Stub.asInterface(service); 1308 if (mCurToken == null) { 1309 Slog.w(TAG, "Service connected without a token!"); 1310 unbindCurrentMethodLocked(false, false); 1311 return; 1312 } 1313 if (DEBUG) Slog.v(TAG, "Initiating attach with token: " + mCurToken); 1314 executeOrSendMessage(mCurMethod, mCaller.obtainMessageOO( 1315 MSG_ATTACH_TOKEN, mCurMethod, mCurToken)); 1316 if (mCurClient != null) { 1317 clearClientSessionLocked(mCurClient); 1318 requestClientSessionLocked(mCurClient); 1319 } 1320 } 1321 } 1322 } 1323 1324 void onSessionCreated(IInputMethod method, IInputMethodSession session, 1325 InputChannel channel) { 1326 synchronized (mMethodMap) { 1327 if (mCurMethod != null && method != null 1328 && mCurMethod.asBinder() == method.asBinder()) { 1329 if (mCurClient != null) { 1330 clearClientSessionLocked(mCurClient); 1331 mCurClient.curSession = new SessionState(mCurClient, 1332 method, session, channel); 1333 InputBindResult res = attachNewInputLocked(true); 1334 if (res.method != null) { 1335 executeOrSendMessage(mCurClient.client, mCaller.obtainMessageOO( 1336 MSG_BIND_METHOD, mCurClient.client, res)); 1337 } 1338 return; 1339 } 1340 } 1341 } 1342 1343 // Session abandoned. Close its associated input channel. 1344 channel.dispose(); 1345 } 1346 1347 void unbindCurrentMethodLocked(boolean reportToClient, boolean savePosition) { 1348 if (mVisibleBound) { 1349 mContext.unbindService(mVisibleConnection); 1350 mVisibleBound = false; 1351 } 1352 1353 if (mHaveConnection) { 1354 mContext.unbindService(this); 1355 mHaveConnection = false; 1356 } 1357 1358 if (mCurToken != null) { 1359 try { 1360 if (DEBUG) Slog.v(TAG, "Removing window token: " + mCurToken); 1361 if ((mImeWindowVis & InputMethodService.IME_ACTIVE) != 0 && savePosition) { 1362 // The current IME is shown. Hence an IME switch (transition) is happening. 1363 mWindowManagerService.saveLastInputMethodWindowForTransition(); 1364 } 1365 mIWindowManager.removeWindowToken(mCurToken); 1366 } catch (RemoteException e) { 1367 } 1368 mCurToken = null; 1369 } 1370 1371 mCurId = null; 1372 clearCurMethodLocked(); 1373 1374 if (reportToClient && mCurClient != null) { 1375 executeOrSendMessage(mCurClient.client, mCaller.obtainMessageIO( 1376 MSG_UNBIND_METHOD, mCurSeq, mCurClient.client)); 1377 } 1378 } 1379 1380 void requestClientSessionLocked(ClientState cs) { 1381 if (!cs.sessionRequested) { 1382 if (DEBUG) Slog.v(TAG, "Creating new session for client " + cs); 1383 InputChannel[] channels = InputChannel.openInputChannelPair(cs.toString()); 1384 cs.sessionRequested = true; 1385 executeOrSendMessage(mCurMethod, mCaller.obtainMessageOOO( 1386 MSG_CREATE_SESSION, mCurMethod, channels[1], 1387 new MethodCallback(this, mCurMethod, channels[0]))); 1388 } 1389 } 1390 1391 void clearClientSessionLocked(ClientState cs) { 1392 finishSessionLocked(cs.curSession); 1393 cs.curSession = null; 1394 cs.sessionRequested = false; 1395 } 1396 1397 private void finishSessionLocked(SessionState sessionState) { 1398 if (sessionState != null) { 1399 if (sessionState.session != null) { 1400 try { 1401 sessionState.session.finishSession(); 1402 } catch (RemoteException e) { 1403 Slog.w(TAG, "Session failed to close due to remote exception", e); 1404 setImeWindowVisibilityStatusHiddenLocked(); 1405 } 1406 sessionState.session = null; 1407 } 1408 if (sessionState.channel != null) { 1409 sessionState.channel.dispose(); 1410 sessionState.channel = null; 1411 } 1412 } 1413 } 1414 1415 void clearCurMethodLocked() { 1416 if (mCurMethod != null) { 1417 for (ClientState cs : mClients.values()) { 1418 clearClientSessionLocked(cs); 1419 } 1420 1421 finishSessionLocked(mEnabledSession); 1422 mEnabledSession = null; 1423 mCurMethod = null; 1424 } 1425 if (mStatusBar != null) { 1426 mStatusBar.setIconVisibility("ime", false); 1427 } 1428 } 1429 1430 @Override 1431 public void onServiceDisconnected(ComponentName name) { 1432 synchronized (mMethodMap) { 1433 if (DEBUG) Slog.v(TAG, "Service disconnected: " + name 1434 + " mCurIntent=" + mCurIntent); 1435 if (mCurMethod != null && mCurIntent != null 1436 && name.equals(mCurIntent.getComponent())) { 1437 clearCurMethodLocked(); 1438 // We consider this to be a new bind attempt, since the system 1439 // should now try to restart the service for us. 1440 mLastBindTime = SystemClock.uptimeMillis(); 1441 mShowRequested = mInputShown; 1442 mInputShown = false; 1443 if (mCurClient != null) { 1444 executeOrSendMessage(mCurClient.client, mCaller.obtainMessageIO( 1445 MSG_UNBIND_METHOD, mCurSeq, mCurClient.client)); 1446 } 1447 } 1448 } 1449 } 1450 1451 @Override 1452 public void updateStatusIcon(IBinder token, String packageName, int iconId) { 1453 long ident = Binder.clearCallingIdentity(); 1454 try { 1455 synchronized (mMethodMap) { 1456 if (!calledWithValidToken(token)) { 1457 final int uid = Binder.getCallingUid(); 1458 Slog.e(TAG, "Ignoring updateStatusIcon due to an invalid token. uid:" + uid 1459 + " token:" + token); 1460 return; 1461 } 1462 if (iconId == 0) { 1463 if (DEBUG) Slog.d(TAG, "hide the small icon for the input method"); 1464 if (mStatusBar != null) { 1465 mStatusBar.setIconVisibility("ime", false); 1466 } 1467 } else if (packageName != null) { 1468 if (DEBUG) Slog.d(TAG, "show a small icon for the input method"); 1469 CharSequence contentDescription = null; 1470 try { 1471 // Use PackageManager to load label 1472 final PackageManager packageManager = mContext.getPackageManager(); 1473 contentDescription = packageManager.getApplicationLabel( 1474 mIPackageManager.getApplicationInfo(packageName, 0, 1475 mSettings.getCurrentUserId())); 1476 } catch (RemoteException e) { 1477 /* ignore */ 1478 } 1479 if (mStatusBar != null) { 1480 mStatusBar.setIcon("ime", packageName, iconId, 0, 1481 contentDescription != null 1482 ? contentDescription.toString() : null); 1483 mStatusBar.setIconVisibility("ime", true); 1484 } 1485 } 1486 } 1487 } finally { 1488 Binder.restoreCallingIdentity(ident); 1489 } 1490 } 1491 1492 private boolean needsToShowImeSwitchOngoingNotification() { 1493 if (!mShowOngoingImeSwitcherForPhones) return false; 1494 if (mSwitchingDialog != null) return false; 1495 if (isScreenLocked()) return false; 1496 synchronized (mMethodMap) { 1497 List<InputMethodInfo> imis = mSettings.getEnabledInputMethodListLocked(); 1498 final int N = imis.size(); 1499 if (N > 2) return true; 1500 if (N < 1) return false; 1501 int nonAuxCount = 0; 1502 int auxCount = 0; 1503 InputMethodSubtype nonAuxSubtype = null; 1504 InputMethodSubtype auxSubtype = null; 1505 for(int i = 0; i < N; ++i) { 1506 final InputMethodInfo imi = imis.get(i); 1507 final List<InputMethodSubtype> subtypes = 1508 mSettings.getEnabledInputMethodSubtypeListLocked(mContext, imi, true); 1509 final int subtypeCount = subtypes.size(); 1510 if (subtypeCount == 0) { 1511 ++nonAuxCount; 1512 } else { 1513 for (int j = 0; j < subtypeCount; ++j) { 1514 final InputMethodSubtype subtype = subtypes.get(j); 1515 if (!subtype.isAuxiliary()) { 1516 ++nonAuxCount; 1517 nonAuxSubtype = subtype; 1518 } else { 1519 ++auxCount; 1520 auxSubtype = subtype; 1521 } 1522 } 1523 } 1524 } 1525 if (nonAuxCount > 1 || auxCount > 1) { 1526 return true; 1527 } else if (nonAuxCount == 1 && auxCount == 1) { 1528 if (nonAuxSubtype != null && auxSubtype != null 1529 && (nonAuxSubtype.getLocale().equals(auxSubtype.getLocale()) 1530 || auxSubtype.overridesImplicitlyEnabledSubtype() 1531 || nonAuxSubtype.overridesImplicitlyEnabledSubtype()) 1532 && nonAuxSubtype.containsExtraValueKey(TAG_TRY_SUPPRESSING_IME_SWITCHER)) { 1533 return false; 1534 } 1535 return true; 1536 } 1537 return false; 1538 } 1539 } 1540 1541 private boolean isKeyguardLocked() { 1542 return mKeyguardManager != null && mKeyguardManager.isKeyguardLocked(); 1543 } 1544 1545 // Caution! This method is called in this class. Handle multi-user carefully 1546 @SuppressWarnings("deprecation") 1547 @Override 1548 public void setImeWindowStatus(IBinder token, int vis, int backDisposition) { 1549 final long ident = Binder.clearCallingIdentity(); 1550 try { 1551 if (!calledWithValidToken(token)) { 1552 final int uid = Binder.getCallingUid(); 1553 Slog.e(TAG, "Ignoring setImeWindowStatus due to an invalid token. uid:" + uid 1554 + " token:" + token); 1555 return; 1556 } 1557 synchronized (mMethodMap) { 1558 // apply policy for binder calls 1559 if (vis != 0 && isKeyguardLocked() && !mCurClientInKeyguard) { 1560 vis = 0; 1561 } 1562 mImeWindowVis = vis; 1563 mBackDisposition = backDisposition; 1564 final boolean iconVisibility = ((vis & (InputMethodService.IME_ACTIVE)) != 0) 1565 && (mWindowManagerService.isHardKeyboardAvailable() 1566 || (vis & (InputMethodService.IME_VISIBLE)) != 0); 1567 final boolean needsToShowImeSwitcher = iconVisibility 1568 && needsToShowImeSwitchOngoingNotification(); 1569 if (mStatusBar != null) { 1570 mStatusBar.setImeWindowStatus(token, vis, backDisposition, 1571 needsToShowImeSwitcher); 1572 } 1573 final InputMethodInfo imi = mMethodMap.get(mCurMethodId); 1574 if (imi != null && needsToShowImeSwitcher) { 1575 // Used to load label 1576 final CharSequence title = mRes.getText( 1577 com.android.internal.R.string.select_input_method); 1578 final CharSequence summary = InputMethodUtils.getImeAndSubtypeDisplayName( 1579 mContext, imi, mCurrentSubtype); 1580 1581 mImeSwitcherNotification.setLatestEventInfo( 1582 mContext, title, summary, mImeSwitchPendingIntent); 1583 if ((mNotificationManager != null) 1584 && !mWindowManagerService.hasNavigationBar()) { 1585 if (DEBUG) { 1586 Slog.d(TAG, "--- show notification: label = " + summary); 1587 } 1588 mNotificationManager.notifyAsUser(null, 1589 com.android.internal.R.string.select_input_method, 1590 mImeSwitcherNotification, UserHandle.ALL); 1591 mNotificationShown = true; 1592 } 1593 } else { 1594 if (mNotificationShown && mNotificationManager != null) { 1595 if (DEBUG) { 1596 Slog.d(TAG, "--- hide notification"); 1597 } 1598 mNotificationManager.cancelAsUser(null, 1599 com.android.internal.R.string.select_input_method, UserHandle.ALL); 1600 mNotificationShown = false; 1601 } 1602 } 1603 } 1604 } finally { 1605 Binder.restoreCallingIdentity(ident); 1606 } 1607 } 1608 1609 @Override 1610 public void registerSuggestionSpansForNotification(SuggestionSpan[] spans) { 1611 if (!calledFromValidUser()) { 1612 return; 1613 } 1614 synchronized (mMethodMap) { 1615 final InputMethodInfo currentImi = mMethodMap.get(mCurMethodId); 1616 for (int i = 0; i < spans.length; ++i) { 1617 SuggestionSpan ss = spans[i]; 1618 if (!TextUtils.isEmpty(ss.getNotificationTargetClassName())) { 1619 mSecureSuggestionSpans.put(ss, currentImi); 1620 } 1621 } 1622 } 1623 } 1624 1625 @Override 1626 public boolean notifySuggestionPicked(SuggestionSpan span, String originalString, int index) { 1627 if (!calledFromValidUser()) { 1628 return false; 1629 } 1630 synchronized (mMethodMap) { 1631 final InputMethodInfo targetImi = mSecureSuggestionSpans.get(span); 1632 // TODO: Do not send the intent if the process of the targetImi is already dead. 1633 if (targetImi != null) { 1634 final String[] suggestions = span.getSuggestions(); 1635 if (index < 0 || index >= suggestions.length) return false; 1636 final String className = span.getNotificationTargetClassName(); 1637 final Intent intent = new Intent(); 1638 // Ensures that only a class in the original IME package will receive the 1639 // notification. 1640 intent.setClassName(targetImi.getPackageName(), className); 1641 intent.setAction(SuggestionSpan.ACTION_SUGGESTION_PICKED); 1642 intent.putExtra(SuggestionSpan.SUGGESTION_SPAN_PICKED_BEFORE, originalString); 1643 intent.putExtra(SuggestionSpan.SUGGESTION_SPAN_PICKED_AFTER, suggestions[index]); 1644 intent.putExtra(SuggestionSpan.SUGGESTION_SPAN_PICKED_HASHCODE, span.hashCode()); 1645 final long ident = Binder.clearCallingIdentity(); 1646 try { 1647 mContext.sendBroadcastAsUser(intent, UserHandle.CURRENT); 1648 } finally { 1649 Binder.restoreCallingIdentity(ident); 1650 } 1651 return true; 1652 } 1653 } 1654 return false; 1655 } 1656 1657 void updateFromSettingsLocked(boolean enabledMayChange) { 1658 if (enabledMayChange) { 1659 List<InputMethodInfo> enabled = mSettings.getEnabledInputMethodListLocked(); 1660 for (int i=0; i<enabled.size(); i++) { 1661 // We allow the user to select "disabled until used" apps, so if they 1662 // are enabling one of those here we now need to make it enabled. 1663 InputMethodInfo imm = enabled.get(i); 1664 try { 1665 ApplicationInfo ai = mIPackageManager.getApplicationInfo(imm.getPackageName(), 1666 PackageManager.GET_DISABLED_UNTIL_USED_COMPONENTS, 1667 mSettings.getCurrentUserId()); 1668 if (ai != null && ai.enabledSetting 1669 == PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED) { 1670 if (DEBUG) { 1671 Slog.d(TAG, "Update state(" + imm.getId() 1672 + "): DISABLED_UNTIL_USED -> DEFAULT"); 1673 } 1674 mIPackageManager.setApplicationEnabledSetting(imm.getPackageName(), 1675 PackageManager.COMPONENT_ENABLED_STATE_DEFAULT, 1676 PackageManager.DONT_KILL_APP, mSettings.getCurrentUserId(), 1677 mContext.getBasePackageName()); 1678 } 1679 } catch (RemoteException e) { 1680 } 1681 } 1682 } 1683 // We are assuming that whoever is changing DEFAULT_INPUT_METHOD and 1684 // ENABLED_INPUT_METHODS is taking care of keeping them correctly in 1685 // sync, so we will never have a DEFAULT_INPUT_METHOD that is not 1686 // enabled. 1687 String id = mSettings.getSelectedInputMethod(); 1688 // There is no input method selected, try to choose new applicable input method. 1689 if (TextUtils.isEmpty(id) && chooseNewDefaultIMELocked()) { 1690 id = mSettings.getSelectedInputMethod(); 1691 } 1692 if (!TextUtils.isEmpty(id)) { 1693 try { 1694 setInputMethodLocked(id, mSettings.getSelectedInputMethodSubtypeId(id)); 1695 } catch (IllegalArgumentException e) { 1696 Slog.w(TAG, "Unknown input method from prefs: " + id, e); 1697 mCurMethodId = null; 1698 unbindCurrentMethodLocked(true, false); 1699 } 1700 mShortcutInputMethodsAndSubtypes.clear(); 1701 } else { 1702 // There is no longer an input method set, so stop any current one. 1703 mCurMethodId = null; 1704 unbindCurrentMethodLocked(true, false); 1705 } 1706 // Here is not the perfect place to reset the switching controller. Ideally 1707 // mSwitchingController and mSettings should be able to share the same state. 1708 // TODO: Make sure that mSwitchingController and mSettings are sharing the 1709 // the same enabled IMEs list. 1710 mSwitchingController.resetCircularListLocked(mContext); 1711 } 1712 1713 /* package */ void setInputMethodLocked(String id, int subtypeId) { 1714 InputMethodInfo info = mMethodMap.get(id); 1715 if (info == null) { 1716 throw new IllegalArgumentException("Unknown id: " + id); 1717 } 1718 1719 // See if we need to notify a subtype change within the same IME. 1720 if (id.equals(mCurMethodId)) { 1721 final int subtypeCount = info.getSubtypeCount(); 1722 if (subtypeCount <= 0) { 1723 return; 1724 } 1725 final InputMethodSubtype oldSubtype = mCurrentSubtype; 1726 final InputMethodSubtype newSubtype; 1727 if (subtypeId >= 0 && subtypeId < subtypeCount) { 1728 newSubtype = info.getSubtypeAt(subtypeId); 1729 } else { 1730 // If subtype is null, try to find the most applicable one from 1731 // getCurrentInputMethodSubtype. 1732 newSubtype = getCurrentInputMethodSubtypeLocked(); 1733 } 1734 if (newSubtype == null || oldSubtype == null) { 1735 Slog.w(TAG, "Illegal subtype state: old subtype = " + oldSubtype 1736 + ", new subtype = " + newSubtype); 1737 return; 1738 } 1739 if (newSubtype != oldSubtype) { 1740 setSelectedInputMethodAndSubtypeLocked(info, subtypeId, true); 1741 if (mCurMethod != null) { 1742 try { 1743 refreshImeWindowVisibilityLocked(); 1744 mCurMethod.changeInputMethodSubtype(newSubtype); 1745 } catch (RemoteException e) { 1746 Slog.w(TAG, "Failed to call changeInputMethodSubtype"); 1747 } 1748 } 1749 } 1750 return; 1751 } 1752 1753 // Changing to a different IME. 1754 final long ident = Binder.clearCallingIdentity(); 1755 try { 1756 // Set a subtype to this input method. 1757 // subtypeId the name of a subtype which will be set. 1758 setSelectedInputMethodAndSubtypeLocked(info, subtypeId, false); 1759 // mCurMethodId should be updated after setSelectedInputMethodAndSubtypeLocked() 1760 // because mCurMethodId is stored as a history in 1761 // setSelectedInputMethodAndSubtypeLocked(). 1762 mCurMethodId = id; 1763 1764 if (ActivityManagerNative.isSystemReady()) { 1765 Intent intent = new Intent(Intent.ACTION_INPUT_METHOD_CHANGED); 1766 intent.addFlags(Intent.FLAG_RECEIVER_REPLACE_PENDING); 1767 intent.putExtra("input_method_id", id); 1768 mContext.sendBroadcastAsUser(intent, UserHandle.CURRENT); 1769 } 1770 unbindCurrentClientLocked(); 1771 } finally { 1772 Binder.restoreCallingIdentity(ident); 1773 } 1774 } 1775 1776 @Override 1777 public boolean showSoftInput(IInputMethodClient client, int flags, 1778 ResultReceiver resultReceiver) { 1779 if (!calledFromValidUser()) { 1780 return false; 1781 } 1782 int uid = Binder.getCallingUid(); 1783 long ident = Binder.clearCallingIdentity(); 1784 try { 1785 synchronized (mMethodMap) { 1786 if (mCurClient == null || client == null 1787 || mCurClient.client.asBinder() != client.asBinder()) { 1788 try { 1789 // We need to check if this is the current client with 1790 // focus in the window manager, to allow this call to 1791 // be made before input is started in it. 1792 if (!mIWindowManager.inputMethodClientHasFocus(client)) { 1793 Slog.w(TAG, "Ignoring showSoftInput of uid " + uid + ": " + client); 1794 return false; 1795 } 1796 } catch (RemoteException e) { 1797 return false; 1798 } 1799 } 1800 1801 if (DEBUG) Slog.v(TAG, "Client requesting input be shown"); 1802 return showCurrentInputLocked(flags, resultReceiver); 1803 } 1804 } finally { 1805 Binder.restoreCallingIdentity(ident); 1806 } 1807 } 1808 1809 boolean showCurrentInputLocked(int flags, ResultReceiver resultReceiver) { 1810 mShowRequested = true; 1811 if ((flags&InputMethodManager.SHOW_IMPLICIT) == 0) { 1812 mShowExplicitlyRequested = true; 1813 } 1814 if ((flags&InputMethodManager.SHOW_FORCED) != 0) { 1815 mShowExplicitlyRequested = true; 1816 mShowForced = true; 1817 } 1818 1819 if (!mSystemReady) { 1820 return false; 1821 } 1822 1823 boolean res = false; 1824 if (mCurMethod != null) { 1825 if (DEBUG) Slog.d(TAG, "showCurrentInputLocked: mCurToken=" + mCurToken); 1826 executeOrSendMessage(mCurMethod, mCaller.obtainMessageIOO( 1827 MSG_SHOW_SOFT_INPUT, getImeShowFlags(), mCurMethod, 1828 resultReceiver)); 1829 mInputShown = true; 1830 if (mHaveConnection && !mVisibleBound) { 1831 bindCurrentInputMethodService( 1832 mCurIntent, mVisibleConnection, Context.BIND_AUTO_CREATE 1833 | Context.BIND_TREAT_LIKE_ACTIVITY); 1834 mVisibleBound = true; 1835 } 1836 res = true; 1837 } else if (mHaveConnection && SystemClock.uptimeMillis() 1838 >= (mLastBindTime+TIME_TO_RECONNECT)) { 1839 // The client has asked to have the input method shown, but 1840 // we have been sitting here too long with a connection to the 1841 // service and no interface received, so let's disconnect/connect 1842 // to try to prod things along. 1843 EventLog.writeEvent(EventLogTags.IMF_FORCE_RECONNECT_IME, mCurMethodId, 1844 SystemClock.uptimeMillis()-mLastBindTime,1); 1845 Slog.w(TAG, "Force disconnect/connect to the IME in showCurrentInputLocked()"); 1846 mContext.unbindService(this); 1847 bindCurrentInputMethodService(mCurIntent, this, Context.BIND_AUTO_CREATE 1848 | Context.BIND_NOT_VISIBLE); 1849 } else { 1850 if (DEBUG) { 1851 Slog.d(TAG, "Can't show input: connection = " + mHaveConnection + ", time = " 1852 + ((mLastBindTime+TIME_TO_RECONNECT) - SystemClock.uptimeMillis())); 1853 } 1854 } 1855 1856 return res; 1857 } 1858 1859 @Override 1860 public boolean hideSoftInput(IInputMethodClient client, int flags, 1861 ResultReceiver resultReceiver) { 1862 if (!calledFromValidUser()) { 1863 return false; 1864 } 1865 int uid = Binder.getCallingUid(); 1866 long ident = Binder.clearCallingIdentity(); 1867 try { 1868 synchronized (mMethodMap) { 1869 if (mCurClient == null || client == null 1870 || mCurClient.client.asBinder() != client.asBinder()) { 1871 try { 1872 // We need to check if this is the current client with 1873 // focus in the window manager, to allow this call to 1874 // be made before input is started in it. 1875 if (!mIWindowManager.inputMethodClientHasFocus(client)) { 1876 if (DEBUG) Slog.w(TAG, "Ignoring hideSoftInput of uid " 1877 + uid + ": " + client); 1878 setImeWindowVisibilityStatusHiddenLocked(); 1879 return false; 1880 } 1881 } catch (RemoteException e) { 1882 setImeWindowVisibilityStatusHiddenLocked(); 1883 return false; 1884 } 1885 } 1886 1887 if (DEBUG) Slog.v(TAG, "Client requesting input be hidden"); 1888 return hideCurrentInputLocked(flags, resultReceiver); 1889 } 1890 } finally { 1891 Binder.restoreCallingIdentity(ident); 1892 } 1893 } 1894 1895 boolean hideCurrentInputLocked(int flags, ResultReceiver resultReceiver) { 1896 if ((flags&InputMethodManager.HIDE_IMPLICIT_ONLY) != 0 1897 && (mShowExplicitlyRequested || mShowForced)) { 1898 if (DEBUG) Slog.v(TAG, "Not hiding: explicit show not cancelled by non-explicit hide"); 1899 return false; 1900 } 1901 if (mShowForced && (flags&InputMethodManager.HIDE_NOT_ALWAYS) != 0) { 1902 if (DEBUG) Slog.v(TAG, "Not hiding: forced show not cancelled by not-always hide"); 1903 return false; 1904 } 1905 boolean res; 1906 if (mInputShown && mCurMethod != null) { 1907 executeOrSendMessage(mCurMethod, mCaller.obtainMessageOO( 1908 MSG_HIDE_SOFT_INPUT, mCurMethod, resultReceiver)); 1909 res = true; 1910 } else { 1911 res = false; 1912 } 1913 if (mHaveConnection && mVisibleBound) { 1914 mContext.unbindService(mVisibleConnection); 1915 mVisibleBound = false; 1916 } 1917 mInputShown = false; 1918 mShowRequested = false; 1919 mShowExplicitlyRequested = false; 1920 mShowForced = false; 1921 return res; 1922 } 1923 1924 @Override 1925 public InputBindResult windowGainedFocus(IInputMethodClient client, IBinder windowToken, 1926 int controlFlags, int softInputMode, int windowFlags, 1927 EditorInfo attribute, IInputContext inputContext) { 1928 // Needs to check the validity before clearing calling identity 1929 final boolean calledFromValidUser = calledFromValidUser(); 1930 1931 InputBindResult res = null; 1932 long ident = Binder.clearCallingIdentity(); 1933 try { 1934 synchronized (mMethodMap) { 1935 if (DEBUG) Slog.v(TAG, "windowGainedFocus: " + client.asBinder() 1936 + " controlFlags=#" + Integer.toHexString(controlFlags) 1937 + " softInputMode=#" + Integer.toHexString(softInputMode) 1938 + " windowFlags=#" + Integer.toHexString(windowFlags)); 1939 1940 ClientState cs = mClients.get(client.asBinder()); 1941 if (cs == null) { 1942 throw new IllegalArgumentException("unknown client " 1943 + client.asBinder()); 1944 } 1945 1946 try { 1947 if (!mIWindowManager.inputMethodClientHasFocus(cs.client)) { 1948 // Check with the window manager to make sure this client actually 1949 // has a window with focus. If not, reject. This is thread safe 1950 // because if the focus changes some time before or after, the 1951 // next client receiving focus that has any interest in input will 1952 // be calling through here after that change happens. 1953 Slog.w(TAG, "Focus gain on non-focused client " + cs.client 1954 + " (uid=" + cs.uid + " pid=" + cs.pid + ")"); 1955 return null; 1956 } 1957 } catch (RemoteException e) { 1958 } 1959 1960 if (!calledFromValidUser) { 1961 Slog.w(TAG, "A background user is requesting window. Hiding IME."); 1962 Slog.w(TAG, "If you want to interect with IME, you need " 1963 + "android.permission.INTERACT_ACROSS_USERS_FULL"); 1964 hideCurrentInputLocked(0, null); 1965 return null; 1966 } 1967 1968 if (mCurFocusedWindow == windowToken) { 1969 Slog.w(TAG, "Window already focused, ignoring focus gain of: " + client 1970 + " attribute=" + attribute + ", token = " + windowToken); 1971 if (attribute != null) { 1972 return startInputUncheckedLocked(cs, inputContext, attribute, 1973 controlFlags); 1974 } 1975 return null; 1976 } 1977 mCurFocusedWindow = windowToken; 1978 1979 // Should we auto-show the IME even if the caller has not 1980 // specified what should be done with it? 1981 // We only do this automatically if the window can resize 1982 // to accommodate the IME (so what the user sees will give 1983 // them good context without input information being obscured 1984 // by the IME) or if running on a large screen where there 1985 // is more room for the target window + IME. 1986 final boolean doAutoShow = 1987 (softInputMode & WindowManager.LayoutParams.SOFT_INPUT_MASK_ADJUST) 1988 == WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE 1989 || mRes.getConfiguration().isLayoutSizeAtLeast( 1990 Configuration.SCREENLAYOUT_SIZE_LARGE); 1991 final boolean isTextEditor = 1992 (controlFlags&InputMethodManager.CONTROL_WINDOW_IS_TEXT_EDITOR) != 0; 1993 1994 // We want to start input before showing the IME, but after closing 1995 // it. We want to do this after closing it to help the IME disappear 1996 // more quickly (not get stuck behind it initializing itself for the 1997 // new focused input, even if its window wants to hide the IME). 1998 boolean didStart = false; 1999 2000 switch (softInputMode&WindowManager.LayoutParams.SOFT_INPUT_MASK_STATE) { 2001 case WindowManager.LayoutParams.SOFT_INPUT_STATE_UNSPECIFIED: 2002 if (!isTextEditor || !doAutoShow) { 2003 if (WindowManager.LayoutParams.mayUseInputMethod(windowFlags)) { 2004 // There is no focus view, and this window will 2005 // be behind any soft input window, so hide the 2006 // soft input window if it is shown. 2007 if (DEBUG) Slog.v(TAG, "Unspecified window will hide input"); 2008 hideCurrentInputLocked(InputMethodManager.HIDE_NOT_ALWAYS, null); 2009 } 2010 } else if (isTextEditor && doAutoShow && (softInputMode & 2011 WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION) != 0) { 2012 // There is a focus view, and we are navigating forward 2013 // into the window, so show the input window for the user. 2014 // We only do this automatically if the window can resize 2015 // to accommodate the IME (so what the user sees will give 2016 // them good context without input information being obscured 2017 // by the IME) or if running on a large screen where there 2018 // is more room for the target window + IME. 2019 if (DEBUG) Slog.v(TAG, "Unspecified window will show input"); 2020 if (attribute != null) { 2021 res = startInputUncheckedLocked(cs, inputContext, attribute, 2022 controlFlags); 2023 didStart = true; 2024 } 2025 showCurrentInputLocked(InputMethodManager.SHOW_IMPLICIT, null); 2026 } 2027 break; 2028 case WindowManager.LayoutParams.SOFT_INPUT_STATE_UNCHANGED: 2029 // Do nothing. 2030 break; 2031 case WindowManager.LayoutParams.SOFT_INPUT_STATE_HIDDEN: 2032 if ((softInputMode & 2033 WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION) != 0) { 2034 if (DEBUG) Slog.v(TAG, "Window asks to hide input going forward"); 2035 hideCurrentInputLocked(0, null); 2036 } 2037 break; 2038 case WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_HIDDEN: 2039 if (DEBUG) Slog.v(TAG, "Window asks to hide input"); 2040 hideCurrentInputLocked(0, null); 2041 break; 2042 case WindowManager.LayoutParams.SOFT_INPUT_STATE_VISIBLE: 2043 if ((softInputMode & 2044 WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION) != 0) { 2045 if (DEBUG) Slog.v(TAG, "Window asks to show input going forward"); 2046 if (attribute != null) { 2047 res = startInputUncheckedLocked(cs, inputContext, attribute, 2048 controlFlags); 2049 didStart = true; 2050 } 2051 showCurrentInputLocked(InputMethodManager.SHOW_IMPLICIT, null); 2052 } 2053 break; 2054 case WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_VISIBLE: 2055 if (DEBUG) Slog.v(TAG, "Window asks to always show input"); 2056 if (attribute != null) { 2057 res = startInputUncheckedLocked(cs, inputContext, attribute, 2058 controlFlags); 2059 didStart = true; 2060 } 2061 showCurrentInputLocked(InputMethodManager.SHOW_IMPLICIT, null); 2062 break; 2063 } 2064 2065 if (!didStart && attribute != null) { 2066 res = startInputUncheckedLocked(cs, inputContext, attribute, 2067 controlFlags); 2068 } 2069 } 2070 } finally { 2071 Binder.restoreCallingIdentity(ident); 2072 } 2073 2074 return res; 2075 } 2076 2077 @Override 2078 public void showInputMethodPickerFromClient(IInputMethodClient client) { 2079 if (!calledFromValidUser()) { 2080 return; 2081 } 2082 synchronized (mMethodMap) { 2083 if (mCurClient == null || client == null 2084 || mCurClient.client.asBinder() != client.asBinder()) { 2085 Slog.w(TAG, "Ignoring showInputMethodPickerFromClient of uid " 2086 + Binder.getCallingUid() + ": " + client); 2087 } 2088 2089 // Always call subtype picker, because subtype picker is a superset of input method 2090 // picker. 2091 mHandler.sendEmptyMessage(MSG_SHOW_IM_SUBTYPE_PICKER); 2092 } 2093 } 2094 2095 @Override 2096 public void setInputMethod(IBinder token, String id) { 2097 if (!calledFromValidUser()) { 2098 return; 2099 } 2100 setInputMethodWithSubtypeId(token, id, NOT_A_SUBTYPE_ID); 2101 } 2102 2103 @Override 2104 public void setInputMethodAndSubtype(IBinder token, String id, InputMethodSubtype subtype) { 2105 if (!calledFromValidUser()) { 2106 return; 2107 } 2108 synchronized (mMethodMap) { 2109 if (subtype != null) { 2110 setInputMethodWithSubtypeIdLocked(token, id, 2111 InputMethodUtils.getSubtypeIdFromHashCode(mMethodMap.get(id), 2112 subtype.hashCode())); 2113 } else { 2114 setInputMethod(token, id); 2115 } 2116 } 2117 } 2118 2119 @Override 2120 public void showInputMethodAndSubtypeEnablerFromClient( 2121 IInputMethodClient client, String inputMethodId) { 2122 if (!calledFromValidUser()) { 2123 return; 2124 } 2125 synchronized (mMethodMap) { 2126 if (mCurClient == null || client == null 2127 || mCurClient.client.asBinder() != client.asBinder()) { 2128 Slog.w(TAG, "Ignoring showInputMethodAndSubtypeEnablerFromClient of: " + client); 2129 } 2130 executeOrSendMessage(mCurMethod, mCaller.obtainMessageO( 2131 MSG_SHOW_IM_SUBTYPE_ENABLER, inputMethodId)); 2132 } 2133 } 2134 2135 @Override 2136 public boolean switchToLastInputMethod(IBinder token) { 2137 if (!calledFromValidUser()) { 2138 return false; 2139 } 2140 synchronized (mMethodMap) { 2141 final Pair<String, String> lastIme = mSettings.getLastInputMethodAndSubtypeLocked(); 2142 final InputMethodInfo lastImi; 2143 if (lastIme != null) { 2144 lastImi = mMethodMap.get(lastIme.first); 2145 } else { 2146 lastImi = null; 2147 } 2148 String targetLastImiId = null; 2149 int subtypeId = NOT_A_SUBTYPE_ID; 2150 if (lastIme != null && lastImi != null) { 2151 final boolean imiIdIsSame = lastImi.getId().equals(mCurMethodId); 2152 final int lastSubtypeHash = Integer.valueOf(lastIme.second); 2153 final int currentSubtypeHash = mCurrentSubtype == null ? NOT_A_SUBTYPE_ID 2154 : mCurrentSubtype.hashCode(); 2155 // If the last IME is the same as the current IME and the last subtype is not 2156 // defined, there is no need to switch to the last IME. 2157 if (!imiIdIsSame || lastSubtypeHash != currentSubtypeHash) { 2158 targetLastImiId = lastIme.first; 2159 subtypeId = InputMethodUtils.getSubtypeIdFromHashCode(lastImi, lastSubtypeHash); 2160 } 2161 } 2162 2163 if (TextUtils.isEmpty(targetLastImiId) 2164 && !InputMethodUtils.canAddToLastInputMethod(mCurrentSubtype)) { 2165 // This is a safety net. If the currentSubtype can't be added to the history 2166 // and the framework couldn't find the last ime, we will make the last ime be 2167 // the most applicable enabled keyboard subtype of the system imes. 2168 final List<InputMethodInfo> enabled = mSettings.getEnabledInputMethodListLocked(); 2169 if (enabled != null) { 2170 final int N = enabled.size(); 2171 final String locale = mCurrentSubtype == null 2172 ? mRes.getConfiguration().locale.toString() 2173 : mCurrentSubtype.getLocale(); 2174 for (int i = 0; i < N; ++i) { 2175 final InputMethodInfo imi = enabled.get(i); 2176 if (imi.getSubtypeCount() > 0 && InputMethodUtils.isSystemIme(imi)) { 2177 InputMethodSubtype keyboardSubtype = 2178 InputMethodUtils.findLastResortApplicableSubtypeLocked(mRes, 2179 InputMethodUtils.getSubtypes(imi), 2180 InputMethodUtils.SUBTYPE_MODE_KEYBOARD, locale, true); 2181 if (keyboardSubtype != null) { 2182 targetLastImiId = imi.getId(); 2183 subtypeId = InputMethodUtils.getSubtypeIdFromHashCode( 2184 imi, keyboardSubtype.hashCode()); 2185 if(keyboardSubtype.getLocale().equals(locale)) { 2186 break; 2187 } 2188 } 2189 } 2190 } 2191 } 2192 } 2193 2194 if (!TextUtils.isEmpty(targetLastImiId)) { 2195 if (DEBUG) { 2196 Slog.d(TAG, "Switch to: " + lastImi.getId() + ", " + lastIme.second 2197 + ", from: " + mCurMethodId + ", " + subtypeId); 2198 } 2199 setInputMethodWithSubtypeIdLocked(token, targetLastImiId, subtypeId); 2200 return true; 2201 } else { 2202 return false; 2203 } 2204 } 2205 } 2206 2207 @Override 2208 public boolean switchToNextInputMethod(IBinder token, boolean onlyCurrentIme) { 2209 if (!calledFromValidUser()) { 2210 return false; 2211 } 2212 synchronized (mMethodMap) { 2213 if (!calledWithValidToken(token)) { 2214 final int uid = Binder.getCallingUid(); 2215 Slog.e(TAG, "Ignoring switchToNextInputMethod due to an invalid token. uid:" + uid 2216 + " token:" + token); 2217 return false; 2218 } 2219 final ImeSubtypeListItem nextSubtype = mSwitchingController.getNextInputMethodLocked( 2220 onlyCurrentIme, mMethodMap.get(mCurMethodId), mCurrentSubtype); 2221 if (nextSubtype == null) { 2222 return false; 2223 } 2224 setInputMethodWithSubtypeIdLocked(token, nextSubtype.mImi.getId(), 2225 nextSubtype.mSubtypeId); 2226 return true; 2227 } 2228 } 2229 2230 @Override 2231 public boolean shouldOfferSwitchingToNextInputMethod(IBinder token) { 2232 if (!calledFromValidUser()) { 2233 return false; 2234 } 2235 synchronized (mMethodMap) { 2236 if (!calledWithValidToken(token)) { 2237 final int uid = Binder.getCallingUid(); 2238 Slog.e(TAG, "Ignoring shouldOfferSwitchingToNextInputMethod due to an invalid " 2239 + "token. uid:" + uid + " token:" + token); 2240 return false; 2241 } 2242 final ImeSubtypeListItem nextSubtype = mSwitchingController.getNextInputMethodLocked( 2243 false /* onlyCurrentIme */, mMethodMap.get(mCurMethodId), mCurrentSubtype); 2244 if (nextSubtype == null) { 2245 return false; 2246 } 2247 return true; 2248 } 2249 } 2250 2251 @Override 2252 public InputMethodSubtype getLastInputMethodSubtype() { 2253 if (!calledFromValidUser()) { 2254 return null; 2255 } 2256 synchronized (mMethodMap) { 2257 final Pair<String, String> lastIme = mSettings.getLastInputMethodAndSubtypeLocked(); 2258 // TODO: Handle the case of the last IME with no subtypes 2259 if (lastIme == null || TextUtils.isEmpty(lastIme.first) 2260 || TextUtils.isEmpty(lastIme.second)) return null; 2261 final InputMethodInfo lastImi = mMethodMap.get(lastIme.first); 2262 if (lastImi == null) return null; 2263 try { 2264 final int lastSubtypeHash = Integer.valueOf(lastIme.second); 2265 final int lastSubtypeId = 2266 InputMethodUtils.getSubtypeIdFromHashCode(lastImi, lastSubtypeHash); 2267 if (lastSubtypeId < 0 || lastSubtypeId >= lastImi.getSubtypeCount()) { 2268 return null; 2269 } 2270 return lastImi.getSubtypeAt(lastSubtypeId); 2271 } catch (NumberFormatException e) { 2272 return null; 2273 } 2274 } 2275 } 2276 2277 @Override 2278 public void setAdditionalInputMethodSubtypes(String imiId, InputMethodSubtype[] subtypes) { 2279 if (!calledFromValidUser()) { 2280 return; 2281 } 2282 // By this IPC call, only a process which shares the same uid with the IME can add 2283 // additional input method subtypes to the IME. 2284 if (TextUtils.isEmpty(imiId) || subtypes == null || subtypes.length == 0) return; 2285 synchronized (mMethodMap) { 2286 final InputMethodInfo imi = mMethodMap.get(imiId); 2287 if (imi == null) return; 2288 final String[] packageInfos; 2289 try { 2290 packageInfos = mIPackageManager.getPackagesForUid(Binder.getCallingUid()); 2291 } catch (RemoteException e) { 2292 Slog.e(TAG, "Failed to get package infos"); 2293 return; 2294 } 2295 if (packageInfos != null) { 2296 final int packageNum = packageInfos.length; 2297 for (int i = 0; i < packageNum; ++i) { 2298 if (packageInfos[i].equals(imi.getPackageName())) { 2299 mFileManager.addInputMethodSubtypes(imi, subtypes); 2300 final long ident = Binder.clearCallingIdentity(); 2301 try { 2302 buildInputMethodListLocked(mMethodList, mMethodMap, 2303 false /* resetDefaultEnabledIme */); 2304 } finally { 2305 Binder.restoreCallingIdentity(ident); 2306 } 2307 return; 2308 } 2309 } 2310 } 2311 } 2312 return; 2313 } 2314 2315 @Override 2316 public int getInputMethodWindowVisibleHeight() { 2317 return mWindowManagerService.getInputMethodWindowVisibleHeight(); 2318 } 2319 2320 @Override 2321 public void notifyUserAction(int sequenceNumber) { 2322 if (DEBUG) { 2323 Slog.d(TAG, "Got the notification of a user action. sequenceNumber:" + sequenceNumber); 2324 } 2325 synchronized (mMethodMap) { 2326 if (mCurUserActionNotificationSequenceNumber != sequenceNumber) { 2327 if (DEBUG) { 2328 Slog.d(TAG, "Ignoring the user action notification due to the sequence number " 2329 + "mismatch. expected:" + mCurUserActionNotificationSequenceNumber 2330 + " actual: " + sequenceNumber); 2331 } 2332 return; 2333 } 2334 final InputMethodInfo imi = mMethodMap.get(mCurMethodId); 2335 if (imi != null) { 2336 mSwitchingController.onUserActionLocked(imi, mCurrentSubtype); 2337 } 2338 } 2339 } 2340 2341 @Override 2342 public void setCursorAnchorMonitorMode(IBinder token, int monitorMode) { 2343 if (DEBUG) { 2344 Slog.d(TAG, "setCursorAnchorMonitorMode: monitorMode=" + monitorMode); 2345 } 2346 if (!calledFromValidUser()) { 2347 return; 2348 } 2349 synchronized (mMethodMap) { 2350 if (!calledWithValidToken(token)) { 2351 final int uid = Binder.getCallingUid(); 2352 Slog.e(TAG, "Ignoring setCursorAnchorMonitorMode due to an invalid token. uid:" 2353 + uid + " token:" + token); 2354 return; 2355 } 2356 executeOrSendMessage(mCurMethod, mCaller.obtainMessageIO( 2357 MSG_SET_CURSOR_ANCHOR_MONITOR_MODE, monitorMode, mCurClient)); 2358 } 2359 } 2360 2361 private void setInputMethodWithSubtypeId(IBinder token, String id, int subtypeId) { 2362 synchronized (mMethodMap) { 2363 setInputMethodWithSubtypeIdLocked(token, id, subtypeId); 2364 } 2365 } 2366 2367 private void setInputMethodWithSubtypeIdLocked(IBinder token, String id, int subtypeId) { 2368 if (token == null) { 2369 if (mContext.checkCallingOrSelfPermission( 2370 android.Manifest.permission.WRITE_SECURE_SETTINGS) 2371 != PackageManager.PERMISSION_GRANTED) { 2372 throw new SecurityException( 2373 "Using null token requires permission " 2374 + android.Manifest.permission.WRITE_SECURE_SETTINGS); 2375 } 2376 } else if (mCurToken != token) { 2377 Slog.w(TAG, "Ignoring setInputMethod of uid " + Binder.getCallingUid() 2378 + " token: " + token); 2379 return; 2380 } 2381 2382 final long ident = Binder.clearCallingIdentity(); 2383 try { 2384 setInputMethodLocked(id, subtypeId); 2385 } finally { 2386 Binder.restoreCallingIdentity(ident); 2387 } 2388 } 2389 2390 @Override 2391 public void hideMySoftInput(IBinder token, int flags) { 2392 if (!calledFromValidUser()) { 2393 return; 2394 } 2395 synchronized (mMethodMap) { 2396 if (!calledWithValidToken(token)) { 2397 final int uid = Binder.getCallingUid(); 2398 Slog.e(TAG, "Ignoring hideInputMethod due to an invalid token. uid:" 2399 + uid + " token:" + token); 2400 return; 2401 } 2402 long ident = Binder.clearCallingIdentity(); 2403 try { 2404 hideCurrentInputLocked(flags, null); 2405 } finally { 2406 Binder.restoreCallingIdentity(ident); 2407 } 2408 } 2409 } 2410 2411 @Override 2412 public void showMySoftInput(IBinder token, int flags) { 2413 if (!calledFromValidUser()) { 2414 return; 2415 } 2416 synchronized (mMethodMap) { 2417 if (!calledWithValidToken(token)) { 2418 final int uid = Binder.getCallingUid(); 2419 Slog.e(TAG, "Ignoring showMySoftInput due to an invalid token. uid:" 2420 + uid + " token:" + token); 2421 return; 2422 } 2423 long ident = Binder.clearCallingIdentity(); 2424 try { 2425 showCurrentInputLocked(flags, null); 2426 } finally { 2427 Binder.restoreCallingIdentity(ident); 2428 } 2429 } 2430 } 2431 2432 void setEnabledSessionInMainThread(SessionState session) { 2433 if (mEnabledSession != session) { 2434 if (mEnabledSession != null && mEnabledSession.session != null) { 2435 try { 2436 if (DEBUG) Slog.v(TAG, "Disabling: " + mEnabledSession); 2437 mEnabledSession.method.setSessionEnabled(mEnabledSession.session, false); 2438 } catch (RemoteException e) { 2439 } 2440 } 2441 mEnabledSession = session; 2442 if (mEnabledSession != null && mEnabledSession.session != null) { 2443 try { 2444 if (DEBUG) Slog.v(TAG, "Enabling: " + mEnabledSession); 2445 mEnabledSession.method.setSessionEnabled(mEnabledSession.session, true); 2446 } catch (RemoteException e) { 2447 } 2448 } 2449 } 2450 } 2451 2452 @Override 2453 public boolean handleMessage(Message msg) { 2454 SomeArgs args; 2455 switch (msg.what) { 2456 case MSG_SHOW_IM_PICKER: 2457 showInputMethodMenu(); 2458 return true; 2459 2460 case MSG_SHOW_IM_SUBTYPE_PICKER: 2461 showInputMethodSubtypeMenu(); 2462 return true; 2463 2464 case MSG_SHOW_IM_SUBTYPE_ENABLER: 2465 args = (SomeArgs)msg.obj; 2466 showInputMethodAndSubtypeEnabler((String)args.arg1); 2467 args.recycle(); 2468 return true; 2469 2470 case MSG_SHOW_IM_CONFIG: 2471 showConfigureInputMethods(); 2472 return true; 2473 2474 // --------------------------------------------------------- 2475 2476 case MSG_UNBIND_INPUT: 2477 try { 2478 ((IInputMethod)msg.obj).unbindInput(); 2479 } catch (RemoteException e) { 2480 // There is nothing interesting about the method dying. 2481 } 2482 return true; 2483 case MSG_BIND_INPUT: 2484 args = (SomeArgs)msg.obj; 2485 try { 2486 ((IInputMethod)args.arg1).bindInput((InputBinding)args.arg2); 2487 } catch (RemoteException e) { 2488 } 2489 args.recycle(); 2490 return true; 2491 case MSG_SHOW_SOFT_INPUT: 2492 args = (SomeArgs)msg.obj; 2493 try { 2494 if (DEBUG) Slog.v(TAG, "Calling " + args.arg1 + ".showSoftInput(" 2495 + msg.arg1 + ", " + args.arg2 + ")"); 2496 ((IInputMethod)args.arg1).showSoftInput(msg.arg1, (ResultReceiver)args.arg2); 2497 } catch (RemoteException e) { 2498 } 2499 args.recycle(); 2500 return true; 2501 case MSG_HIDE_SOFT_INPUT: 2502 args = (SomeArgs)msg.obj; 2503 try { 2504 if (DEBUG) Slog.v(TAG, "Calling " + args.arg1 + ".hideSoftInput(0, " 2505 + args.arg2 + ")"); 2506 ((IInputMethod)args.arg1).hideSoftInput(0, (ResultReceiver)args.arg2); 2507 } catch (RemoteException e) { 2508 } 2509 args.recycle(); 2510 return true; 2511 case MSG_ATTACH_TOKEN: 2512 args = (SomeArgs)msg.obj; 2513 try { 2514 if (DEBUG) Slog.v(TAG, "Sending attach of token: " + args.arg2); 2515 ((IInputMethod)args.arg1).attachToken((IBinder)args.arg2); 2516 } catch (RemoteException e) { 2517 } 2518 args.recycle(); 2519 return true; 2520 case MSG_CREATE_SESSION: { 2521 args = (SomeArgs)msg.obj; 2522 IInputMethod method = (IInputMethod)args.arg1; 2523 InputChannel channel = (InputChannel)args.arg2; 2524 try { 2525 method.createSession(channel, (IInputSessionCallback)args.arg3); 2526 } catch (RemoteException e) { 2527 } finally { 2528 // Dispose the channel if the input method is not local to this process 2529 // because the remote proxy will get its own copy when unparceled. 2530 if (channel != null && Binder.isProxy(method)) { 2531 channel.dispose(); 2532 } 2533 } 2534 args.recycle(); 2535 return true; 2536 } 2537 // --------------------------------------------------------- 2538 2539 case MSG_START_INPUT: 2540 args = (SomeArgs)msg.obj; 2541 try { 2542 SessionState session = (SessionState)args.arg1; 2543 setEnabledSessionInMainThread(session); 2544 session.method.startInput((IInputContext)args.arg2, 2545 (EditorInfo)args.arg3); 2546 } catch (RemoteException e) { 2547 } 2548 args.recycle(); 2549 return true; 2550 case MSG_RESTART_INPUT: 2551 args = (SomeArgs)msg.obj; 2552 try { 2553 SessionState session = (SessionState)args.arg1; 2554 setEnabledSessionInMainThread(session); 2555 session.method.restartInput((IInputContext)args.arg2, 2556 (EditorInfo)args.arg3); 2557 } catch (RemoteException e) { 2558 } 2559 args.recycle(); 2560 return true; 2561 2562 // --------------------------------------------------------- 2563 2564 case MSG_UNBIND_METHOD: 2565 try { 2566 ((IInputMethodClient)msg.obj).onUnbindMethod(msg.arg1); 2567 } catch (RemoteException e) { 2568 // There is nothing interesting about the last client dying. 2569 } 2570 return true; 2571 case MSG_BIND_METHOD: { 2572 args = (SomeArgs)msg.obj; 2573 IInputMethodClient client = (IInputMethodClient)args.arg1; 2574 InputBindResult res = (InputBindResult)args.arg2; 2575 try { 2576 client.onBindMethod(res); 2577 } catch (RemoteException e) { 2578 Slog.w(TAG, "Client died receiving input method " + args.arg2); 2579 } finally { 2580 // Dispose the channel if the input method is not local to this process 2581 // because the remote proxy will get its own copy when unparceled. 2582 if (res.channel != null && Binder.isProxy(client)) { 2583 res.channel.dispose(); 2584 } 2585 } 2586 args.recycle(); 2587 return true; 2588 } 2589 case MSG_SET_ACTIVE: 2590 try { 2591 ((ClientState)msg.obj).client.setActive(msg.arg1 != 0); 2592 } catch (RemoteException e) { 2593 Slog.w(TAG, "Got RemoteException sending setActive(false) notification to pid " 2594 + ((ClientState)msg.obj).pid + " uid " 2595 + ((ClientState)msg.obj).uid); 2596 } 2597 return true; 2598 case MSG_SET_CURSOR_ANCHOR_MONITOR_MODE: 2599 try { 2600 ((ClientState)msg.obj).client.setCursorAnchorMonitorMode(msg.arg1); 2601 } catch (RemoteException e) { 2602 Slog.w(TAG, "Got RemoteException sending setCursorAnchorMonitorMode " 2603 + "notification to pid " + ((ClientState)msg.obj).pid 2604 + " uid " + ((ClientState)msg.obj).uid); 2605 } 2606 return true; 2607 case MSG_SET_USER_ACTION_NOTIFICATION_SEQUENCE_NUMBER: { 2608 final int sequenceNumber = msg.arg1; 2609 final IInputMethodClient client = (IInputMethodClient)msg.obj; 2610 try { 2611 client.setUserActionNotificationSequenceNumber(sequenceNumber); 2612 } catch (RemoteException e) { 2613 Slog.w(TAG, "Got RemoteException sending " 2614 + "setUserActionNotificationSequenceNumber(" 2615 + sequenceNumber + ") notification to pid " 2616 + ((ClientState)msg.obj).pid + " uid " 2617 + ((ClientState)msg.obj).uid); 2618 } 2619 return true; 2620 } 2621 2622 // -------------------------------------------------------------- 2623 case MSG_HARD_KEYBOARD_SWITCH_CHANGED: 2624 mHardKeyboardListener.handleHardKeyboardStatusChange( 2625 msg.arg1 == 1, msg.arg2 == 1); 2626 return true; 2627 } 2628 return false; 2629 } 2630 2631 private boolean chooseNewDefaultIMELocked() { 2632 final InputMethodInfo imi = InputMethodUtils.getMostApplicableDefaultIME( 2633 mSettings.getEnabledInputMethodListLocked()); 2634 if (imi != null) { 2635 if (DEBUG) { 2636 Slog.d(TAG, "New default IME was selected: " + imi.getId()); 2637 } 2638 resetSelectedInputMethodAndSubtypeLocked(imi.getId()); 2639 return true; 2640 } 2641 2642 return false; 2643 } 2644 2645 void buildInputMethodListLocked(ArrayList<InputMethodInfo> list, 2646 HashMap<String, InputMethodInfo> map, boolean resetDefaultEnabledIme) { 2647 if (DEBUG) { 2648 Slog.d(TAG, "--- re-buildInputMethodList reset = " + resetDefaultEnabledIme 2649 + " \n ------ \n" + InputMethodUtils.getStackTrace()); 2650 } 2651 list.clear(); 2652 map.clear(); 2653 2654 // Use for queryIntentServicesAsUser 2655 final PackageManager pm = mContext.getPackageManager(); 2656 String disabledSysImes = mSettings.getDisabledSystemInputMethods(); 2657 if (disabledSysImes == null) disabledSysImes = ""; 2658 2659 final List<ResolveInfo> services = pm.queryIntentServicesAsUser( 2660 new Intent(InputMethod.SERVICE_INTERFACE), 2661 PackageManager.GET_META_DATA | PackageManager.GET_DISABLED_UNTIL_USED_COMPONENTS, 2662 mSettings.getCurrentUserId()); 2663 2664 final HashMap<String, List<InputMethodSubtype>> additionalSubtypes = 2665 mFileManager.getAllAdditionalInputMethodSubtypes(); 2666 for (int i = 0; i < services.size(); ++i) { 2667 ResolveInfo ri = services.get(i); 2668 ServiceInfo si = ri.serviceInfo; 2669 ComponentName compName = new ComponentName(si.packageName, si.name); 2670 if (!android.Manifest.permission.BIND_INPUT_METHOD.equals( 2671 si.permission)) { 2672 Slog.w(TAG, "Skipping input method " + compName 2673 + ": it does not require the permission " 2674 + android.Manifest.permission.BIND_INPUT_METHOD); 2675 continue; 2676 } 2677 2678 if (DEBUG) Slog.d(TAG, "Checking " + compName); 2679 2680 try { 2681 InputMethodInfo p = new InputMethodInfo(mContext, ri, additionalSubtypes); 2682 list.add(p); 2683 final String id = p.getId(); 2684 map.put(id, p); 2685 2686 if (DEBUG) { 2687 Slog.d(TAG, "Found an input method " + p); 2688 } 2689 2690 } catch (XmlPullParserException e) { 2691 Slog.w(TAG, "Unable to load input method " + compName, e); 2692 } catch (IOException e) { 2693 Slog.w(TAG, "Unable to load input method " + compName, e); 2694 } 2695 } 2696 2697 if (resetDefaultEnabledIme) { 2698 final ArrayList<InputMethodInfo> defaultEnabledIme = 2699 InputMethodUtils.getDefaultEnabledImes(mContext, mSystemReady, list); 2700 for (int i = 0; i < defaultEnabledIme.size(); ++i) { 2701 final InputMethodInfo imi = defaultEnabledIme.get(i); 2702 if (DEBUG) { 2703 Slog.d(TAG, "--- enable ime = " + imi); 2704 } 2705 setInputMethodEnabledLocked(imi.getId(), true); 2706 } 2707 } 2708 2709 final String defaultImiId = mSettings.getSelectedInputMethod(); 2710 if (!TextUtils.isEmpty(defaultImiId)) { 2711 if (!map.containsKey(defaultImiId)) { 2712 Slog.w(TAG, "Default IME is uninstalled. Choose new default IME."); 2713 if (chooseNewDefaultIMELocked()) { 2714 updateFromSettingsLocked(true); 2715 } 2716 } else { 2717 // Double check that the default IME is certainly enabled. 2718 setInputMethodEnabledLocked(defaultImiId, true); 2719 } 2720 } 2721 // Here is not the perfect place to reset the switching controller. Ideally 2722 // mSwitchingController and mSettings should be able to share the same state. 2723 // TODO: Make sure that mSwitchingController and mSettings are sharing the 2724 // the same enabled IMEs list. 2725 mSwitchingController.resetCircularListLocked(mContext); 2726 } 2727 2728 // ---------------------------------------------------------------------- 2729 2730 private void showInputMethodMenu() { 2731 showInputMethodMenuInternal(false); 2732 } 2733 2734 private void showInputMethodSubtypeMenu() { 2735 showInputMethodMenuInternal(true); 2736 } 2737 2738 private void showInputMethodAndSubtypeEnabler(String inputMethodId) { 2739 Intent intent = new Intent(Settings.ACTION_INPUT_METHOD_SUBTYPE_SETTINGS); 2740 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 2741 | Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED 2742 | Intent.FLAG_ACTIVITY_CLEAR_TOP); 2743 if (!TextUtils.isEmpty(inputMethodId)) { 2744 intent.putExtra(Settings.EXTRA_INPUT_METHOD_ID, inputMethodId); 2745 } 2746 mContext.startActivityAsUser(intent, null, UserHandle.CURRENT); 2747 } 2748 2749 private void showConfigureInputMethods() { 2750 Intent intent = new Intent(Settings.ACTION_INPUT_METHOD_SETTINGS); 2751 intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK 2752 | Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED 2753 | Intent.FLAG_ACTIVITY_CLEAR_TOP); 2754 mContext.startActivityAsUser(intent, null, UserHandle.CURRENT); 2755 } 2756 2757 private boolean isScreenLocked() { 2758 return mKeyguardManager != null 2759 && mKeyguardManager.isKeyguardLocked() && mKeyguardManager.isKeyguardSecure(); 2760 } 2761 private void showInputMethodMenuInternal(boolean showSubtypes) { 2762 if (DEBUG) Slog.v(TAG, "Show switching menu"); 2763 2764 final Context context = mContext; 2765 final boolean isScreenLocked = isScreenLocked(); 2766 2767 final String lastInputMethodId = mSettings.getSelectedInputMethod(); 2768 int lastInputMethodSubtypeId = mSettings.getSelectedInputMethodSubtypeId(lastInputMethodId); 2769 if (DEBUG) Slog.v(TAG, "Current IME: " + lastInputMethodId); 2770 2771 synchronized (mMethodMap) { 2772 final HashMap<InputMethodInfo, List<InputMethodSubtype>> immis = 2773 mSettings.getExplicitlyOrImplicitlyEnabledInputMethodsAndSubtypeListLocked( 2774 mContext); 2775 if (immis == null || immis.size() == 0) { 2776 return; 2777 } 2778 2779 hideInputMethodMenuLocked(); 2780 2781 final List<ImeSubtypeListItem> imList = 2782 mSwitchingController.getSortedInputMethodAndSubtypeListLocked( 2783 showSubtypes, mInputShown, isScreenLocked); 2784 2785 if (lastInputMethodSubtypeId == NOT_A_SUBTYPE_ID) { 2786 final InputMethodSubtype currentSubtype = getCurrentInputMethodSubtypeLocked(); 2787 if (currentSubtype != null) { 2788 final InputMethodInfo currentImi = mMethodMap.get(mCurMethodId); 2789 lastInputMethodSubtypeId = InputMethodUtils.getSubtypeIdFromHashCode( 2790 currentImi, currentSubtype.hashCode()); 2791 } 2792 } 2793 2794 final int N = imList.size(); 2795 mIms = new InputMethodInfo[N]; 2796 mSubtypeIds = new int[N]; 2797 int checkedItem = 0; 2798 for (int i = 0; i < N; ++i) { 2799 final ImeSubtypeListItem item = imList.get(i); 2800 mIms[i] = item.mImi; 2801 mSubtypeIds[i] = item.mSubtypeId; 2802 if (mIms[i].getId().equals(lastInputMethodId)) { 2803 int subtypeId = mSubtypeIds[i]; 2804 if ((subtypeId == NOT_A_SUBTYPE_ID) 2805 || (lastInputMethodSubtypeId == NOT_A_SUBTYPE_ID && subtypeId == 0) 2806 || (subtypeId == lastInputMethodSubtypeId)) { 2807 checkedItem = i; 2808 } 2809 } 2810 } 2811 final TypedArray a = context.obtainStyledAttributes(null, 2812 com.android.internal.R.styleable.DialogPreference, 2813 com.android.internal.R.attr.alertDialogStyle, 0); 2814 mDialogBuilder = new AlertDialog.Builder(context) 2815 .setOnCancelListener(new OnCancelListener() { 2816 @Override 2817 public void onCancel(DialogInterface dialog) { 2818 hideInputMethodMenu(); 2819 } 2820 }) 2821 .setIcon(a.getDrawable( 2822 com.android.internal.R.styleable.DialogPreference_dialogTitle)); 2823 a.recycle(); 2824 final LayoutInflater inflater = 2825 (LayoutInflater)mContext.getSystemService(Context.LAYOUT_INFLATER_SERVICE); 2826 final View tv = inflater.inflate( 2827 com.android.internal.R.layout.input_method_switch_dialog_title, null); 2828 mDialogBuilder.setCustomTitle(tv); 2829 2830 // Setup layout for a toggle switch of the hardware keyboard 2831 mSwitchingDialogTitleView = tv; 2832 mSwitchingDialogTitleView.findViewById( 2833 com.android.internal.R.id.hard_keyboard_section).setVisibility( 2834 mWindowManagerService.isHardKeyboardAvailable() ? 2835 View.VISIBLE : View.GONE); 2836 final Switch hardKeySwitch = ((Switch)mSwitchingDialogTitleView.findViewById( 2837 com.android.internal.R.id.hard_keyboard_switch)); 2838 hardKeySwitch.setChecked(mWindowManagerService.isHardKeyboardEnabled()); 2839 hardKeySwitch.setOnCheckedChangeListener( 2840 new OnCheckedChangeListener() { 2841 @Override 2842 public void onCheckedChanged( 2843 CompoundButton buttonView, boolean isChecked) { 2844 mWindowManagerService.setHardKeyboardEnabled(isChecked); 2845 // Ensure that the input method dialog is dismissed when changing 2846 // the hardware keyboard state. 2847 hideInputMethodMenu(); 2848 } 2849 }); 2850 2851 final ImeSubtypeListAdapter adapter = new ImeSubtypeListAdapter(context, 2852 com.android.internal.R.layout.simple_list_item_2_single_choice, imList, 2853 checkedItem); 2854 2855 mDialogBuilder.setSingleChoiceItems(adapter, checkedItem, 2856 new AlertDialog.OnClickListener() { 2857 @Override 2858 public void onClick(DialogInterface dialog, int which) { 2859 synchronized (mMethodMap) { 2860 if (mIms == null || mIms.length <= which 2861 || mSubtypeIds == null || mSubtypeIds.length <= which) { 2862 return; 2863 } 2864 InputMethodInfo im = mIms[which]; 2865 int subtypeId = mSubtypeIds[which]; 2866 adapter.mCheckedItem = which; 2867 adapter.notifyDataSetChanged(); 2868 hideInputMethodMenu(); 2869 if (im != null) { 2870 if ((subtypeId < 0) 2871 || (subtypeId >= im.getSubtypeCount())) { 2872 subtypeId = NOT_A_SUBTYPE_ID; 2873 } 2874 setInputMethodLocked(im.getId(), subtypeId); 2875 } 2876 } 2877 } 2878 }); 2879 2880 if (showSubtypes && !isScreenLocked) { 2881 mDialogBuilder.setPositiveButton( 2882 com.android.internal.R.string.configure_input_methods, 2883 new DialogInterface.OnClickListener() { 2884 @Override 2885 public void onClick(DialogInterface dialog, int whichButton) { 2886 showConfigureInputMethods(); 2887 } 2888 }); 2889 } 2890 mSwitchingDialog = mDialogBuilder.create(); 2891 mSwitchingDialog.setCanceledOnTouchOutside(true); 2892 mSwitchingDialog.getWindow().setType( 2893 WindowManager.LayoutParams.TYPE_INPUT_METHOD_DIALOG); 2894 mSwitchingDialog.getWindow().getAttributes().privateFlags |= 2895 WindowManager.LayoutParams.PRIVATE_FLAG_SHOW_FOR_ALL_USERS; 2896 mSwitchingDialog.getWindow().getAttributes().setTitle("Select input method"); 2897 updateImeWindowStatusLocked(); 2898 mSwitchingDialog.show(); 2899 } 2900 } 2901 2902 private static class ImeSubtypeListAdapter extends ArrayAdapter<ImeSubtypeListItem> { 2903 private final LayoutInflater mInflater; 2904 private final int mTextViewResourceId; 2905 private final List<ImeSubtypeListItem> mItemsList; 2906 public int mCheckedItem; 2907 public ImeSubtypeListAdapter(Context context, int textViewResourceId, 2908 List<ImeSubtypeListItem> itemsList, int checkedItem) { 2909 super(context, textViewResourceId, itemsList); 2910 mTextViewResourceId = textViewResourceId; 2911 mItemsList = itemsList; 2912 mCheckedItem = checkedItem; 2913 mInflater = (LayoutInflater)context.getSystemService(Context.LAYOUT_INFLATER_SERVICE); 2914 } 2915 2916 @Override 2917 public View getView(int position, View convertView, ViewGroup parent) { 2918 final View view = convertView != null ? convertView 2919 : mInflater.inflate(mTextViewResourceId, null); 2920 if (position < 0 || position >= mItemsList.size()) return view; 2921 final ImeSubtypeListItem item = mItemsList.get(position); 2922 final CharSequence imeName = item.mImeName; 2923 final CharSequence subtypeName = item.mSubtypeName; 2924 final TextView firstTextView = (TextView)view.findViewById(android.R.id.text1); 2925 final TextView secondTextView = (TextView)view.findViewById(android.R.id.text2); 2926 if (TextUtils.isEmpty(subtypeName)) { 2927 firstTextView.setText(imeName); 2928 secondTextView.setVisibility(View.GONE); 2929 } else { 2930 firstTextView.setText(subtypeName); 2931 secondTextView.setText(imeName); 2932 secondTextView.setVisibility(View.VISIBLE); 2933 } 2934 final RadioButton radioButton = 2935 (RadioButton)view.findViewById(com.android.internal.R.id.radio); 2936 radioButton.setChecked(position == mCheckedItem); 2937 return view; 2938 } 2939 } 2940 2941 void hideInputMethodMenu() { 2942 synchronized (mMethodMap) { 2943 hideInputMethodMenuLocked(); 2944 } 2945 } 2946 2947 void hideInputMethodMenuLocked() { 2948 if (DEBUG) Slog.v(TAG, "Hide switching menu"); 2949 2950 if (mSwitchingDialog != null) { 2951 mSwitchingDialog.dismiss(); 2952 mSwitchingDialog = null; 2953 } 2954 2955 updateImeWindowStatusLocked(); 2956 mDialogBuilder = null; 2957 mIms = null; 2958 } 2959 2960 // ---------------------------------------------------------------------- 2961 2962 @Override 2963 public boolean setInputMethodEnabled(String id, boolean enabled) { 2964 // TODO: Make this work even for non-current users? 2965 if (!calledFromValidUser()) { 2966 return false; 2967 } 2968 synchronized (mMethodMap) { 2969 if (mContext.checkCallingOrSelfPermission( 2970 android.Manifest.permission.WRITE_SECURE_SETTINGS) 2971 != PackageManager.PERMISSION_GRANTED) { 2972 throw new SecurityException( 2973 "Requires permission " 2974 + android.Manifest.permission.WRITE_SECURE_SETTINGS); 2975 } 2976 2977 long ident = Binder.clearCallingIdentity(); 2978 try { 2979 return setInputMethodEnabledLocked(id, enabled); 2980 } finally { 2981 Binder.restoreCallingIdentity(ident); 2982 } 2983 } 2984 } 2985 2986 boolean setInputMethodEnabledLocked(String id, boolean enabled) { 2987 // Make sure this is a valid input method. 2988 InputMethodInfo imm = mMethodMap.get(id); 2989 if (imm == null) { 2990 throw new IllegalArgumentException("Unknown id: " + mCurMethodId); 2991 } 2992 2993 List<Pair<String, ArrayList<String>>> enabledInputMethodsList = mSettings 2994 .getEnabledInputMethodsAndSubtypeListLocked(); 2995 2996 if (enabled) { 2997 for (Pair<String, ArrayList<String>> pair: enabledInputMethodsList) { 2998 if (pair.first.equals(id)) { 2999 // We are enabling this input method, but it is already enabled. 3000 // Nothing to do. The previous state was enabled. 3001 return true; 3002 } 3003 } 3004 mSettings.appendAndPutEnabledInputMethodLocked(id, false); 3005 // Previous state was disabled. 3006 return false; 3007 } else { 3008 StringBuilder builder = new StringBuilder(); 3009 if (mSettings.buildAndPutEnabledInputMethodsStrRemovingIdLocked( 3010 builder, enabledInputMethodsList, id)) { 3011 // Disabled input method is currently selected, switch to another one. 3012 final String selId = mSettings.getSelectedInputMethod(); 3013 if (id.equals(selId) && !chooseNewDefaultIMELocked()) { 3014 Slog.i(TAG, "Can't find new IME, unsetting the current input method."); 3015 resetSelectedInputMethodAndSubtypeLocked(""); 3016 } 3017 // Previous state was enabled. 3018 return true; 3019 } else { 3020 // We are disabling the input method but it is already disabled. 3021 // Nothing to do. The previous state was disabled. 3022 return false; 3023 } 3024 } 3025 } 3026 3027 private void setSelectedInputMethodAndSubtypeLocked(InputMethodInfo imi, int subtypeId, 3028 boolean setSubtypeOnly) { 3029 // Update the history of InputMethod and Subtype 3030 mSettings.saveCurrentInputMethodAndSubtypeToHistory(mCurMethodId, mCurrentSubtype); 3031 3032 mCurUserActionNotificationSequenceNumber = 3033 Math.max(mCurUserActionNotificationSequenceNumber + 1, 1); 3034 if (DEBUG) { 3035 Slog.d(TAG, "Bump mCurUserActionNotificationSequenceNumber:" 3036 + mCurUserActionNotificationSequenceNumber); 3037 } 3038 3039 if (mCurClient != null && mCurClient.client != null) { 3040 executeOrSendMessage(mCurClient.client, mCaller.obtainMessageIO( 3041 MSG_SET_USER_ACTION_NOTIFICATION_SEQUENCE_NUMBER, 3042 mCurUserActionNotificationSequenceNumber, mCurClient.client)); 3043 } 3044 3045 // Set Subtype here 3046 if (imi == null || subtypeId < 0) { 3047 mSettings.putSelectedSubtype(NOT_A_SUBTYPE_ID); 3048 mCurrentSubtype = null; 3049 } else { 3050 if (subtypeId < imi.getSubtypeCount()) { 3051 InputMethodSubtype subtype = imi.getSubtypeAt(subtypeId); 3052 mSettings.putSelectedSubtype(subtype.hashCode()); 3053 mCurrentSubtype = subtype; 3054 } else { 3055 mSettings.putSelectedSubtype(NOT_A_SUBTYPE_ID); 3056 // If the subtype is not specified, choose the most applicable one 3057 mCurrentSubtype = getCurrentInputMethodSubtypeLocked(); 3058 } 3059 } 3060 3061 // Workaround. 3062 // ASEC is not ready in the IMMS constructor. Accordingly, forward-locked 3063 // IMEs are not recognized and considered uninstalled. 3064 // Actually, we can't move everything after SystemReady because 3065 // IMMS needs to run in the encryption lock screen. So, we just skip changing 3066 // the default IME here and try cheking the default IME again in systemReady(). 3067 // TODO: Do nothing before system ready and implement a separated logic for 3068 // the encryption lock screen. 3069 // TODO: ASEC should be ready before IMMS is instantiated. 3070 if (mSystemReady && !setSubtypeOnly) { 3071 // Set InputMethod here 3072 mSettings.putSelectedInputMethod(imi != null ? imi.getId() : ""); 3073 } 3074 } 3075 3076 private void resetSelectedInputMethodAndSubtypeLocked(String newDefaultIme) { 3077 InputMethodInfo imi = mMethodMap.get(newDefaultIme); 3078 int lastSubtypeId = NOT_A_SUBTYPE_ID; 3079 // newDefaultIme is empty when there is no candidate for the selected IME. 3080 if (imi != null && !TextUtils.isEmpty(newDefaultIme)) { 3081 String subtypeHashCode = mSettings.getLastSubtypeForInputMethodLocked(newDefaultIme); 3082 if (subtypeHashCode != null) { 3083 try { 3084 lastSubtypeId = InputMethodUtils.getSubtypeIdFromHashCode( 3085 imi, Integer.valueOf(subtypeHashCode)); 3086 } catch (NumberFormatException e) { 3087 Slog.w(TAG, "HashCode for subtype looks broken: " + subtypeHashCode, e); 3088 } 3089 } 3090 } 3091 setSelectedInputMethodAndSubtypeLocked(imi, lastSubtypeId, false); 3092 } 3093 3094 // If there are no selected shortcuts, tries finding the most applicable ones. 3095 private Pair<InputMethodInfo, InputMethodSubtype> 3096 findLastResortApplicableShortcutInputMethodAndSubtypeLocked(String mode) { 3097 List<InputMethodInfo> imis = mSettings.getEnabledInputMethodListLocked(); 3098 InputMethodInfo mostApplicableIMI = null; 3099 InputMethodSubtype mostApplicableSubtype = null; 3100 boolean foundInSystemIME = false; 3101 3102 // Search applicable subtype for each InputMethodInfo 3103 for (InputMethodInfo imi: imis) { 3104 final String imiId = imi.getId(); 3105 if (foundInSystemIME && !imiId.equals(mCurMethodId)) { 3106 continue; 3107 } 3108 InputMethodSubtype subtype = null; 3109 final List<InputMethodSubtype> enabledSubtypes = 3110 mSettings.getEnabledInputMethodSubtypeListLocked(mContext, imi, true); 3111 // 1. Search by the current subtype's locale from enabledSubtypes. 3112 if (mCurrentSubtype != null) { 3113 subtype = InputMethodUtils.findLastResortApplicableSubtypeLocked( 3114 mRes, enabledSubtypes, mode, mCurrentSubtype.getLocale(), false); 3115 } 3116 // 2. Search by the system locale from enabledSubtypes. 3117 // 3. Search the first enabled subtype matched with mode from enabledSubtypes. 3118 if (subtype == null) { 3119 subtype = InputMethodUtils.findLastResortApplicableSubtypeLocked( 3120 mRes, enabledSubtypes, mode, null, true); 3121 } 3122 final ArrayList<InputMethodSubtype> overridingImplicitlyEnabledSubtypes = 3123 InputMethodUtils.getOverridingImplicitlyEnabledSubtypes(imi, mode); 3124 final ArrayList<InputMethodSubtype> subtypesForSearch = 3125 overridingImplicitlyEnabledSubtypes.isEmpty() 3126 ? InputMethodUtils.getSubtypes(imi) 3127 : overridingImplicitlyEnabledSubtypes; 3128 // 4. Search by the current subtype's locale from all subtypes. 3129 if (subtype == null && mCurrentSubtype != null) { 3130 subtype = InputMethodUtils.findLastResortApplicableSubtypeLocked( 3131 mRes, subtypesForSearch, mode, mCurrentSubtype.getLocale(), false); 3132 } 3133 // 5. Search by the system locale from all subtypes. 3134 // 6. Search the first enabled subtype matched with mode from all subtypes. 3135 if (subtype == null) { 3136 subtype = InputMethodUtils.findLastResortApplicableSubtypeLocked( 3137 mRes, subtypesForSearch, mode, null, true); 3138 } 3139 if (subtype != null) { 3140 if (imiId.equals(mCurMethodId)) { 3141 // The current input method is the most applicable IME. 3142 mostApplicableIMI = imi; 3143 mostApplicableSubtype = subtype; 3144 break; 3145 } else if (!foundInSystemIME) { 3146 // The system input method is 2nd applicable IME. 3147 mostApplicableIMI = imi; 3148 mostApplicableSubtype = subtype; 3149 if ((imi.getServiceInfo().applicationInfo.flags 3150 & ApplicationInfo.FLAG_SYSTEM) != 0) { 3151 foundInSystemIME = true; 3152 } 3153 } 3154 } 3155 } 3156 if (DEBUG) { 3157 if (mostApplicableIMI != null) { 3158 Slog.w(TAG, "Most applicable shortcut input method was:" 3159 + mostApplicableIMI.getId()); 3160 if (mostApplicableSubtype != null) { 3161 Slog.w(TAG, "Most applicable shortcut input method subtype was:" 3162 + "," + mostApplicableSubtype.getMode() + "," 3163 + mostApplicableSubtype.getLocale()); 3164 } 3165 } 3166 } 3167 if (mostApplicableIMI != null) { 3168 return new Pair<InputMethodInfo, InputMethodSubtype> (mostApplicableIMI, 3169 mostApplicableSubtype); 3170 } else { 3171 return null; 3172 } 3173 } 3174 3175 /** 3176 * @return Return the current subtype of this input method. 3177 */ 3178 @Override 3179 public InputMethodSubtype getCurrentInputMethodSubtype() { 3180 // TODO: Make this work even for non-current users? 3181 if (!calledFromValidUser()) { 3182 return null; 3183 } 3184 synchronized (mMethodMap) { 3185 return getCurrentInputMethodSubtypeLocked(); 3186 } 3187 } 3188 3189 private InputMethodSubtype getCurrentInputMethodSubtypeLocked() { 3190 if (mCurMethodId == null) { 3191 return null; 3192 } 3193 final boolean subtypeIsSelected = mSettings.isSubtypeSelected(); 3194 final InputMethodInfo imi = mMethodMap.get(mCurMethodId); 3195 if (imi == null || imi.getSubtypeCount() == 0) { 3196 return null; 3197 } 3198 if (!subtypeIsSelected || mCurrentSubtype == null 3199 || !InputMethodUtils.isValidSubtypeId(imi, mCurrentSubtype.hashCode())) { 3200 int subtypeId = mSettings.getSelectedInputMethodSubtypeId(mCurMethodId); 3201 if (subtypeId == NOT_A_SUBTYPE_ID) { 3202 // If there are no selected subtypes, the framework will try to find 3203 // the most applicable subtype from explicitly or implicitly enabled 3204 // subtypes. 3205 List<InputMethodSubtype> explicitlyOrImplicitlyEnabledSubtypes = 3206 mSettings.getEnabledInputMethodSubtypeListLocked(mContext, imi, true); 3207 // If there is only one explicitly or implicitly enabled subtype, 3208 // just returns it. 3209 if (explicitlyOrImplicitlyEnabledSubtypes.size() == 1) { 3210 mCurrentSubtype = explicitlyOrImplicitlyEnabledSubtypes.get(0); 3211 } else if (explicitlyOrImplicitlyEnabledSubtypes.size() > 1) { 3212 mCurrentSubtype = InputMethodUtils.findLastResortApplicableSubtypeLocked( 3213 mRes, explicitlyOrImplicitlyEnabledSubtypes, 3214 InputMethodUtils.SUBTYPE_MODE_KEYBOARD, null, true); 3215 if (mCurrentSubtype == null) { 3216 mCurrentSubtype = InputMethodUtils.findLastResortApplicableSubtypeLocked( 3217 mRes, explicitlyOrImplicitlyEnabledSubtypes, null, null, 3218 true); 3219 } 3220 } 3221 } else { 3222 mCurrentSubtype = InputMethodUtils.getSubtypes(imi).get(subtypeId); 3223 } 3224 } 3225 return mCurrentSubtype; 3226 } 3227 3228 private void addShortcutInputMethodAndSubtypes(InputMethodInfo imi, 3229 InputMethodSubtype subtype) { 3230 if (mShortcutInputMethodsAndSubtypes.containsKey(imi)) { 3231 mShortcutInputMethodsAndSubtypes.get(imi).add(subtype); 3232 } else { 3233 ArrayList<InputMethodSubtype> subtypes = new ArrayList<InputMethodSubtype>(); 3234 subtypes.add(subtype); 3235 mShortcutInputMethodsAndSubtypes.put(imi, subtypes); 3236 } 3237 } 3238 3239 // TODO: We should change the return type from List to List<Parcelable> 3240 @SuppressWarnings("rawtypes") 3241 @Override 3242 public List getShortcutInputMethodsAndSubtypes() { 3243 synchronized (mMethodMap) { 3244 ArrayList<Object> ret = new ArrayList<Object>(); 3245 if (mShortcutInputMethodsAndSubtypes.size() == 0) { 3246 // If there are no selected shortcut subtypes, the framework will try to find 3247 // the most applicable subtype from all subtypes whose mode is 3248 // SUBTYPE_MODE_VOICE. This is an exceptional case, so we will hardcode the mode. 3249 Pair<InputMethodInfo, InputMethodSubtype> info = 3250 findLastResortApplicableShortcutInputMethodAndSubtypeLocked( 3251 InputMethodUtils.SUBTYPE_MODE_VOICE); 3252 if (info != null) { 3253 ret.add(info.first); 3254 ret.add(info.second); 3255 } 3256 return ret; 3257 } 3258 for (InputMethodInfo imi: mShortcutInputMethodsAndSubtypes.keySet()) { 3259 ret.add(imi); 3260 for (InputMethodSubtype subtype: mShortcutInputMethodsAndSubtypes.get(imi)) { 3261 ret.add(subtype); 3262 } 3263 } 3264 return ret; 3265 } 3266 } 3267 3268 @Override 3269 public boolean setCurrentInputMethodSubtype(InputMethodSubtype subtype) { 3270 // TODO: Make this work even for non-current users? 3271 if (!calledFromValidUser()) { 3272 return false; 3273 } 3274 synchronized (mMethodMap) { 3275 if (subtype != null && mCurMethodId != null) { 3276 InputMethodInfo imi = mMethodMap.get(mCurMethodId); 3277 int subtypeId = InputMethodUtils.getSubtypeIdFromHashCode(imi, subtype.hashCode()); 3278 if (subtypeId != NOT_A_SUBTYPE_ID) { 3279 setInputMethodLocked(mCurMethodId, subtypeId); 3280 return true; 3281 } 3282 } 3283 return false; 3284 } 3285 } 3286 3287 // TODO: Cache the state for each user and reset when the cached user is removed. 3288 private static class InputMethodFileManager { 3289 private static final String SYSTEM_PATH = "system"; 3290 private static final String INPUT_METHOD_PATH = "inputmethod"; 3291 private static final String ADDITIONAL_SUBTYPES_FILE_NAME = "subtypes.xml"; 3292 private static final String NODE_SUBTYPES = "subtypes"; 3293 private static final String NODE_SUBTYPE = "subtype"; 3294 private static final String NODE_IMI = "imi"; 3295 private static final String ATTR_ID = "id"; 3296 private static final String ATTR_LABEL = "label"; 3297 private static final String ATTR_ICON = "icon"; 3298 private static final String ATTR_IME_SUBTYPE_LOCALE = "imeSubtypeLocale"; 3299 private static final String ATTR_IME_SUBTYPE_MODE = "imeSubtypeMode"; 3300 private static final String ATTR_IME_SUBTYPE_EXTRA_VALUE = "imeSubtypeExtraValue"; 3301 private static final String ATTR_IS_AUXILIARY = "isAuxiliary"; 3302 private final AtomicFile mAdditionalInputMethodSubtypeFile; 3303 private final HashMap<String, InputMethodInfo> mMethodMap; 3304 private final HashMap<String, List<InputMethodSubtype>> mAdditionalSubtypesMap = 3305 new HashMap<String, List<InputMethodSubtype>>(); 3306 public InputMethodFileManager(HashMap<String, InputMethodInfo> methodMap, int userId) { 3307 if (methodMap == null) { 3308 throw new NullPointerException("methodMap is null"); 3309 } 3310 mMethodMap = methodMap; 3311 final File systemDir = userId == UserHandle.USER_OWNER 3312 ? new File(Environment.getDataDirectory(), SYSTEM_PATH) 3313 : Environment.getUserSystemDirectory(userId); 3314 final File inputMethodDir = new File(systemDir, INPUT_METHOD_PATH); 3315 if (!inputMethodDir.mkdirs()) { 3316 Slog.w(TAG, "Couldn't create dir.: " + inputMethodDir.getAbsolutePath()); 3317 } 3318 final File subtypeFile = new File(inputMethodDir, ADDITIONAL_SUBTYPES_FILE_NAME); 3319 mAdditionalInputMethodSubtypeFile = new AtomicFile(subtypeFile); 3320 if (!subtypeFile.exists()) { 3321 // If "subtypes.xml" doesn't exist, create a blank file. 3322 writeAdditionalInputMethodSubtypes( 3323 mAdditionalSubtypesMap, mAdditionalInputMethodSubtypeFile, methodMap); 3324 } else { 3325 readAdditionalInputMethodSubtypes( 3326 mAdditionalSubtypesMap, mAdditionalInputMethodSubtypeFile); 3327 } 3328 } 3329 3330 private void deleteAllInputMethodSubtypes(String imiId) { 3331 synchronized (mMethodMap) { 3332 mAdditionalSubtypesMap.remove(imiId); 3333 writeAdditionalInputMethodSubtypes( 3334 mAdditionalSubtypesMap, mAdditionalInputMethodSubtypeFile, mMethodMap); 3335 } 3336 } 3337 3338 public void addInputMethodSubtypes( 3339 InputMethodInfo imi, InputMethodSubtype[] additionalSubtypes) { 3340 synchronized (mMethodMap) { 3341 final ArrayList<InputMethodSubtype> subtypes = new ArrayList<InputMethodSubtype>(); 3342 final int N = additionalSubtypes.length; 3343 for (int i = 0; i < N; ++i) { 3344 final InputMethodSubtype subtype = additionalSubtypes[i]; 3345 if (!subtypes.contains(subtype)) { 3346 subtypes.add(subtype); 3347 } else { 3348 Slog.w(TAG, "Duplicated subtype definition found: " 3349 + subtype.getLocale() + ", " + subtype.getMode()); 3350 } 3351 } 3352 mAdditionalSubtypesMap.put(imi.getId(), subtypes); 3353 writeAdditionalInputMethodSubtypes( 3354 mAdditionalSubtypesMap, mAdditionalInputMethodSubtypeFile, mMethodMap); 3355 } 3356 } 3357 3358 public HashMap<String, List<InputMethodSubtype>> getAllAdditionalInputMethodSubtypes() { 3359 synchronized (mMethodMap) { 3360 return mAdditionalSubtypesMap; 3361 } 3362 } 3363 3364 private static void writeAdditionalInputMethodSubtypes( 3365 HashMap<String, List<InputMethodSubtype>> allSubtypes, AtomicFile subtypesFile, 3366 HashMap<String, InputMethodInfo> methodMap) { 3367 // Safety net for the case that this function is called before methodMap is set. 3368 final boolean isSetMethodMap = methodMap != null && methodMap.size() > 0; 3369 FileOutputStream fos = null; 3370 try { 3371 fos = subtypesFile.startWrite(); 3372 final XmlSerializer out = new FastXmlSerializer(); 3373 out.setOutput(fos, "utf-8"); 3374 out.startDocument(null, true); 3375 out.setFeature("http://xmlpull.org/v1/doc/features.html#indent-output", true); 3376 out.startTag(null, NODE_SUBTYPES); 3377 for (String imiId : allSubtypes.keySet()) { 3378 if (isSetMethodMap && !methodMap.containsKey(imiId)) { 3379 Slog.w(TAG, "IME uninstalled or not valid.: " + imiId); 3380 continue; 3381 } 3382 out.startTag(null, NODE_IMI); 3383 out.attribute(null, ATTR_ID, imiId); 3384 final List<InputMethodSubtype> subtypesList = allSubtypes.get(imiId); 3385 final int N = subtypesList.size(); 3386 for (int i = 0; i < N; ++i) { 3387 final InputMethodSubtype subtype = subtypesList.get(i); 3388 out.startTag(null, NODE_SUBTYPE); 3389 out.attribute(null, ATTR_ICON, String.valueOf(subtype.getIconResId())); 3390 out.attribute(null, ATTR_LABEL, String.valueOf(subtype.getNameResId())); 3391 out.attribute(null, ATTR_IME_SUBTYPE_LOCALE, subtype.getLocale()); 3392 out.attribute(null, ATTR_IME_SUBTYPE_MODE, subtype.getMode()); 3393 out.attribute(null, ATTR_IME_SUBTYPE_EXTRA_VALUE, subtype.getExtraValue()); 3394 out.attribute(null, ATTR_IS_AUXILIARY, 3395 String.valueOf(subtype.isAuxiliary() ? 1 : 0)); 3396 out.endTag(null, NODE_SUBTYPE); 3397 } 3398 out.endTag(null, NODE_IMI); 3399 } 3400 out.endTag(null, NODE_SUBTYPES); 3401 out.endDocument(); 3402 subtypesFile.finishWrite(fos); 3403 } catch (java.io.IOException e) { 3404 Slog.w(TAG, "Error writing subtypes", e); 3405 if (fos != null) { 3406 subtypesFile.failWrite(fos); 3407 } 3408 } 3409 } 3410 3411 private static void readAdditionalInputMethodSubtypes( 3412 HashMap<String, List<InputMethodSubtype>> allSubtypes, AtomicFile subtypesFile) { 3413 if (allSubtypes == null || subtypesFile == null) return; 3414 allSubtypes.clear(); 3415 FileInputStream fis = null; 3416 try { 3417 fis = subtypesFile.openRead(); 3418 final XmlPullParser parser = Xml.newPullParser(); 3419 parser.setInput(fis, null); 3420 int type = parser.getEventType(); 3421 // Skip parsing until START_TAG 3422 while ((type = parser.next()) != XmlPullParser.START_TAG 3423 && type != XmlPullParser.END_DOCUMENT) {} 3424 String firstNodeName = parser.getName(); 3425 if (!NODE_SUBTYPES.equals(firstNodeName)) { 3426 throw new XmlPullParserException("Xml doesn't start with subtypes"); 3427 } 3428 final int depth =parser.getDepth(); 3429 String currentImiId = null; 3430 ArrayList<InputMethodSubtype> tempSubtypesArray = null; 3431 while (((type = parser.next()) != XmlPullParser.END_TAG 3432 || parser.getDepth() > depth) && type != XmlPullParser.END_DOCUMENT) { 3433 if (type != XmlPullParser.START_TAG) 3434 continue; 3435 final String nodeName = parser.getName(); 3436 if (NODE_IMI.equals(nodeName)) { 3437 currentImiId = parser.getAttributeValue(null, ATTR_ID); 3438 if (TextUtils.isEmpty(currentImiId)) { 3439 Slog.w(TAG, "Invalid imi id found in subtypes.xml"); 3440 continue; 3441 } 3442 tempSubtypesArray = new ArrayList<InputMethodSubtype>(); 3443 allSubtypes.put(currentImiId, tempSubtypesArray); 3444 } else if (NODE_SUBTYPE.equals(nodeName)) { 3445 if (TextUtils.isEmpty(currentImiId) || tempSubtypesArray == null) { 3446 Slog.w(TAG, "IME uninstalled or not valid.: " + currentImiId); 3447 continue; 3448 } 3449 final int icon = Integer.valueOf( 3450 parser.getAttributeValue(null, ATTR_ICON)); 3451 final int label = Integer.valueOf( 3452 parser.getAttributeValue(null, ATTR_LABEL)); 3453 final String imeSubtypeLocale = 3454 parser.getAttributeValue(null, ATTR_IME_SUBTYPE_LOCALE); 3455 final String imeSubtypeMode = 3456 parser.getAttributeValue(null, ATTR_IME_SUBTYPE_MODE); 3457 final String imeSubtypeExtraValue = 3458 parser.getAttributeValue(null, ATTR_IME_SUBTYPE_EXTRA_VALUE); 3459 final boolean isAuxiliary = "1".equals(String.valueOf( 3460 parser.getAttributeValue(null, ATTR_IS_AUXILIARY))); 3461 final InputMethodSubtype subtype = 3462 new InputMethodSubtype(label, icon, imeSubtypeLocale, 3463 imeSubtypeMode, imeSubtypeExtraValue, isAuxiliary); 3464 tempSubtypesArray.add(subtype); 3465 } 3466 } 3467 } catch (XmlPullParserException e) { 3468 Slog.w(TAG, "Error reading subtypes: " + e); 3469 return; 3470 } catch (java.io.IOException e) { 3471 Slog.w(TAG, "Error reading subtypes: " + e); 3472 return; 3473 } catch (NumberFormatException e) { 3474 Slog.w(TAG, "Error reading subtypes: " + e); 3475 return; 3476 } finally { 3477 if (fis != null) { 3478 try { 3479 fis.close(); 3480 } catch (java.io.IOException e1) { 3481 Slog.w(TAG, "Failed to close."); 3482 } 3483 } 3484 } 3485 } 3486 } 3487 3488 @Override 3489 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 3490 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 3491 != PackageManager.PERMISSION_GRANTED) { 3492 3493 pw.println("Permission Denial: can't dump InputMethodManager from from pid=" 3494 + Binder.getCallingPid() 3495 + ", uid=" + Binder.getCallingUid()); 3496 return; 3497 } 3498 3499 IInputMethod method; 3500 ClientState client; 3501 3502 final Printer p = new PrintWriterPrinter(pw); 3503 3504 synchronized (mMethodMap) { 3505 p.println("Current Input Method Manager state:"); 3506 int N = mMethodList.size(); 3507 p.println(" Input Methods:"); 3508 for (int i=0; i<N; i++) { 3509 InputMethodInfo info = mMethodList.get(i); 3510 p.println(" InputMethod #" + i + ":"); 3511 info.dump(p, " "); 3512 } 3513 p.println(" Clients:"); 3514 for (ClientState ci : mClients.values()) { 3515 p.println(" Client " + ci + ":"); 3516 p.println(" client=" + ci.client); 3517 p.println(" inputContext=" + ci.inputContext); 3518 p.println(" sessionRequested=" + ci.sessionRequested); 3519 p.println(" curSession=" + ci.curSession); 3520 } 3521 p.println(" mCurMethodId=" + mCurMethodId); 3522 client = mCurClient; 3523 p.println(" mCurClient=" + client + " mCurSeq=" + mCurSeq); 3524 p.println(" mCurFocusedWindow=" + mCurFocusedWindow); 3525 p.println(" mCurId=" + mCurId + " mHaveConnect=" + mHaveConnection 3526 + " mBoundToMethod=" + mBoundToMethod); 3527 p.println(" mCurToken=" + mCurToken); 3528 p.println(" mCurIntent=" + mCurIntent); 3529 method = mCurMethod; 3530 p.println(" mCurMethod=" + mCurMethod); 3531 p.println(" mEnabledSession=" + mEnabledSession); 3532 p.println(" mShowRequested=" + mShowRequested 3533 + " mShowExplicitlyRequested=" + mShowExplicitlyRequested 3534 + " mShowForced=" + mShowForced 3535 + " mInputShown=" + mInputShown); 3536 p.println(" mCurUserActionNotificationSequenceNumber=" 3537 + mCurUserActionNotificationSequenceNumber); 3538 p.println(" mSystemReady=" + mSystemReady + " mInteractive=" + mScreenOn); 3539 } 3540 3541 p.println(" "); 3542 if (client != null) { 3543 pw.flush(); 3544 try { 3545 client.client.asBinder().dump(fd, args); 3546 } catch (RemoteException e) { 3547 p.println("Input method client dead: " + e); 3548 } 3549 } else { 3550 p.println("No input method client."); 3551 } 3552 3553 p.println(" "); 3554 if (method != null) { 3555 pw.flush(); 3556 try { 3557 method.asBinder().dump(fd, args); 3558 } catch (RemoteException e) { 3559 p.println("Input method service dead: " + e); 3560 } 3561 } else { 3562 p.println("No input method service."); 3563 } 3564 } 3565} 3566