InputMethodManagerService.java revision 443c2bafd824779a75cd4b922b6839a8df9795e9
1/* 2 * 3 * Licensed under the Apache License, Version 2.0 (the "License"); you may not 4 * use this file except in compliance with the License. You may obtain a copy of 5 * the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT 11 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the 12 * License for the specific language governing permissions and limitations under 13 * the License. 14 */ 15 16package com.android.server; 17 18import com.android.internal.content.PackageMonitor; 19import com.android.internal.inputmethod.InputMethodSubtypeSwitchingController; 20import com.android.internal.inputmethod.InputMethodSubtypeSwitchingController.ImeSubtypeListItem; 21import com.android.internal.inputmethod.InputMethodUtils; 22import com.android.internal.inputmethod.InputMethodUtils.InputMethodSettings; 23import com.android.internal.os.HandlerCaller; 24import com.android.internal.os.SomeArgs; 25import com.android.internal.util.FastXmlSerializer; 26import com.android.internal.view.IInputContext; 27import com.android.internal.view.IInputMethod; 28import com.android.internal.view.IInputSessionCallback; 29import com.android.internal.view.IInputMethodClient; 30import com.android.internal.view.IInputMethodManager; 31import com.android.internal.view.IInputMethodSession; 32import com.android.internal.view.InputBindResult; 33import com.android.server.statusbar.StatusBarManagerService; 34import com.android.server.wm.WindowManagerService; 35 36import org.xmlpull.v1.XmlPullParser; 37import org.xmlpull.v1.XmlPullParserException; 38import org.xmlpull.v1.XmlSerializer; 39 40import android.app.ActivityManagerNative; 41import android.app.AppGlobals; 42import android.app.AlertDialog; 43import android.app.IUserSwitchObserver; 44import android.app.KeyguardManager; 45import android.app.Notification; 46import android.app.NotificationManager; 47import android.app.PendingIntent; 48import android.content.BroadcastReceiver; 49import android.content.ComponentName; 50import android.content.ContentResolver; 51import android.content.Context; 52import android.content.DialogInterface; 53import android.content.DialogInterface.OnCancelListener; 54import android.content.DialogInterface.OnClickListener; 55import android.content.Intent; 56import android.content.IntentFilter; 57import android.content.ServiceConnection; 58import android.content.pm.ApplicationInfo; 59import android.content.pm.IPackageManager; 60import android.content.pm.PackageManager; 61import android.content.pm.ResolveInfo; 62import android.content.pm.ServiceInfo; 63import android.content.pm.UserInfo; 64import android.content.res.Configuration; 65import android.content.res.Resources; 66import android.content.res.TypedArray; 67import android.database.ContentObserver; 68import android.inputmethodservice.InputMethodService; 69import android.net.Uri; 70import android.os.Binder; 71import android.os.Environment; 72import android.os.Handler; 73import android.os.IBinder; 74import android.os.IInterface; 75import android.os.IRemoteCallback; 76import android.os.Message; 77import android.os.Process; 78import android.os.Parcel; 79import android.os.RemoteException; 80import android.os.ResultReceiver; 81import android.os.ServiceManager; 82import android.os.SystemClock; 83import android.os.UserHandle; 84import android.os.UserManager; 85import android.provider.Settings; 86import android.text.TextUtils; 87import android.text.style.SuggestionSpan; 88import android.util.AtomicFile; 89import android.util.EventLog; 90import android.util.LruCache; 91import android.util.Pair; 92import android.util.PrintWriterPrinter; 93import android.util.Printer; 94import android.util.Slog; 95import android.util.Xml; 96import android.view.ContextThemeWrapper; 97import android.view.IWindowManager; 98import android.view.InputChannel; 99import android.view.LayoutInflater; 100import android.view.View; 101import android.view.ViewGroup; 102import android.view.WindowManager; 103import android.view.inputmethod.EditorInfo; 104import android.view.inputmethod.InputBinding; 105import android.view.inputmethod.InputMethod; 106import android.view.inputmethod.InputMethodInfo; 107import android.view.inputmethod.InputMethodManager; 108import android.view.inputmethod.InputMethodSubtype; 109import android.view.inputmethod.InputMethodSubtype.InputMethodSubtypeBuilder; 110import android.widget.ArrayAdapter; 111import android.widget.CompoundButton; 112import android.widget.CompoundButton.OnCheckedChangeListener; 113import android.widget.RadioButton; 114import android.widget.Switch; 115import android.widget.TextView; 116 117import java.io.File; 118import java.io.FileDescriptor; 119import java.io.FileInputStream; 120import java.io.FileOutputStream; 121import java.io.IOException; 122import java.io.PrintWriter; 123import java.util.ArrayList; 124import java.util.Collections; 125import java.util.HashMap; 126import java.util.List; 127import java.util.Locale; 128 129/** 130 * This class provides a system service that manages input methods. 131 */ 132public class InputMethodManagerService extends IInputMethodManager.Stub 133 implements ServiceConnection, Handler.Callback { 134 static final boolean DEBUG = false; 135 static final String TAG = "InputMethodManagerService"; 136 137 static final int MSG_SHOW_IM_PICKER = 1; 138 static final int MSG_SHOW_IM_SUBTYPE_PICKER = 2; 139 static final int MSG_SHOW_IM_SUBTYPE_ENABLER = 3; 140 static final int MSG_SHOW_IM_CONFIG = 4; 141 142 static final int MSG_UNBIND_INPUT = 1000; 143 static final int MSG_BIND_INPUT = 1010; 144 static final int MSG_SHOW_SOFT_INPUT = 1020; 145 static final int MSG_HIDE_SOFT_INPUT = 1030; 146 static final int MSG_ATTACH_TOKEN = 1040; 147 static final int MSG_CREATE_SESSION = 1050; 148 149 static final int MSG_START_INPUT = 2000; 150 static final int MSG_RESTART_INPUT = 2010; 151 152 static final int MSG_UNBIND_METHOD = 3000; 153 static final int MSG_BIND_METHOD = 3010; 154 static final int MSG_SET_ACTIVE = 3020; 155 static final int MSG_SET_USER_ACTION_NOTIFICATION_SEQUENCE_NUMBER = 3040; 156 157 static final int MSG_HARD_KEYBOARD_SWITCH_CHANGED = 4000; 158 159 static final long TIME_TO_RECONNECT = 3 * 1000; 160 161 static final int SECURE_SUGGESTION_SPANS_MAX_SIZE = 20; 162 163 private static final int NOT_A_SUBTYPE_ID = InputMethodUtils.NOT_A_SUBTYPE_ID; 164 private static final String TAG_TRY_SUPPRESSING_IME_SWITCHER = "TrySuppressingImeSwitcher"; 165 166 167 final Context mContext; 168 final Resources mRes; 169 final Handler mHandler; 170 final InputMethodSettings mSettings; 171 final SettingsObserver mSettingsObserver; 172 final IWindowManager mIWindowManager; 173 final HandlerCaller mCaller; 174 final boolean mHasFeature; 175 private InputMethodFileManager mFileManager; 176 private final HardKeyboardListener mHardKeyboardListener; 177 private final WindowManagerService mWindowManagerService; 178 179 final InputBindResult mNoBinding = new InputBindResult(null, null, null, -1, -1); 180 181 // All known input methods. mMethodMap also serves as the global 182 // lock for this class. 183 final ArrayList<InputMethodInfo> mMethodList = new ArrayList<InputMethodInfo>(); 184 final HashMap<String, InputMethodInfo> mMethodMap = new HashMap<String, InputMethodInfo>(); 185 private final LruCache<SuggestionSpan, InputMethodInfo> mSecureSuggestionSpans = 186 new LruCache<SuggestionSpan, InputMethodInfo>(SECURE_SUGGESTION_SPANS_MAX_SIZE); 187 private final InputMethodSubtypeSwitchingController mSwitchingController; 188 189 // Used to bring IME service up to visible adjustment while it is being shown. 190 final ServiceConnection mVisibleConnection = new ServiceConnection() { 191 @Override public void onServiceConnected(ComponentName name, IBinder service) { 192 } 193 194 @Override public void onServiceDisconnected(ComponentName name) { 195 } 196 }; 197 boolean mVisibleBound = false; 198 199 // Ongoing notification 200 private NotificationManager mNotificationManager; 201 private KeyguardManager mKeyguardManager; 202 private StatusBarManagerService mStatusBar; 203 private Notification mImeSwitcherNotification; 204 private PendingIntent mImeSwitchPendingIntent; 205 private boolean mShowOngoingImeSwitcherForPhones; 206 private boolean mNotificationShown; 207 private final boolean mImeSelectedOnBoot; 208 209 static class SessionState { 210 final ClientState client; 211 final IInputMethod method; 212 213 IInputMethodSession session; 214 InputChannel channel; 215 216 @Override 217 public String toString() { 218 return "SessionState{uid " + client.uid + " pid " + client.pid 219 + " method " + Integer.toHexString( 220 System.identityHashCode(method)) 221 + " session " + Integer.toHexString( 222 System.identityHashCode(session)) 223 + " channel " + channel 224 + "}"; 225 } 226 227 SessionState(ClientState _client, IInputMethod _method, 228 IInputMethodSession _session, InputChannel _channel) { 229 client = _client; 230 method = _method; 231 session = _session; 232 channel = _channel; 233 } 234 } 235 236 static final class ClientState { 237 final IInputMethodClient client; 238 final IInputContext inputContext; 239 final int uid; 240 final int pid; 241 final InputBinding binding; 242 243 boolean sessionRequested; 244 SessionState curSession; 245 246 @Override 247 public String toString() { 248 return "ClientState{" + Integer.toHexString( 249 System.identityHashCode(this)) + " uid " + uid 250 + " pid " + pid + "}"; 251 } 252 253 ClientState(IInputMethodClient _client, IInputContext _inputContext, 254 int _uid, int _pid) { 255 client = _client; 256 inputContext = _inputContext; 257 uid = _uid; 258 pid = _pid; 259 binding = new InputBinding(null, inputContext.asBinder(), uid, pid); 260 } 261 } 262 263 final HashMap<IBinder, ClientState> mClients 264 = new HashMap<IBinder, ClientState>(); 265 266 /** 267 * Set once the system is ready to run third party code. 268 */ 269 boolean mSystemReady; 270 271 /** 272 * Id of the currently selected input method. 273 */ 274 String mCurMethodId; 275 276 /** 277 * The current binding sequence number, incremented every time there is 278 * a new bind performed. 279 */ 280 int mCurSeq; 281 282 /** 283 * The client that is currently bound to an input method. 284 */ 285 ClientState mCurClient; 286 287 /** 288 * The last window token that gained focus. 289 */ 290 IBinder mCurFocusedWindow; 291 292 /** 293 * The input context last provided by the current client. 294 */ 295 IInputContext mCurInputContext; 296 297 /** 298 * The attributes last provided by the current client. 299 */ 300 EditorInfo mCurAttribute; 301 302 /** 303 * The input method ID of the input method service that we are currently 304 * connected to or in the process of connecting to. 305 */ 306 String mCurId; 307 308 /** 309 * The current subtype of the current input method. 310 */ 311 private InputMethodSubtype mCurrentSubtype; 312 313 // This list contains the pairs of InputMethodInfo and InputMethodSubtype. 314 private final HashMap<InputMethodInfo, ArrayList<InputMethodSubtype>> 315 mShortcutInputMethodsAndSubtypes = 316 new HashMap<InputMethodInfo, ArrayList<InputMethodSubtype>>(); 317 318 // Was the keyguard locked when this client became current? 319 private boolean mCurClientInKeyguard; 320 321 /** 322 * Set to true if our ServiceConnection is currently actively bound to 323 * a service (whether or not we have gotten its IBinder back yet). 324 */ 325 boolean mHaveConnection; 326 327 /** 328 * Set if the client has asked for the input method to be shown. 329 */ 330 boolean mShowRequested; 331 332 /** 333 * Set if we were explicitly told to show the input method. 334 */ 335 boolean mShowExplicitlyRequested; 336 337 /** 338 * Set if we were forced to be shown. 339 */ 340 boolean mShowForced; 341 342 /** 343 * Set if we last told the input method to show itself. 344 */ 345 boolean mInputShown; 346 347 /** 348 * The Intent used to connect to the current input method. 349 */ 350 Intent mCurIntent; 351 352 /** 353 * The token we have made for the currently active input method, to 354 * identify it in the future. 355 */ 356 IBinder mCurToken; 357 358 /** 359 * If non-null, this is the input method service we are currently connected 360 * to. 361 */ 362 IInputMethod mCurMethod; 363 364 /** 365 * Time that we last initiated a bind to the input method, to determine 366 * if we should try to disconnect and reconnect to it. 367 */ 368 long mLastBindTime; 369 370 /** 371 * Have we called mCurMethod.bindInput()? 372 */ 373 boolean mBoundToMethod; 374 375 /** 376 * Currently enabled session. Only touched by service thread, not 377 * protected by a lock. 378 */ 379 SessionState mEnabledSession; 380 381 /** 382 * True if the screen is on. The value is true initially. 383 */ 384 boolean mScreenOn = true; 385 386 int mCurUserActionNotificationSequenceNumber = 0; 387 388 int mBackDisposition = InputMethodService.BACK_DISPOSITION_DEFAULT; 389 int mImeWindowVis; 390 391 private AlertDialog.Builder mDialogBuilder; 392 private AlertDialog mSwitchingDialog; 393 private View mSwitchingDialogTitleView; 394 private InputMethodInfo[] mIms; 395 private int[] mSubtypeIds; 396 private Locale mLastSystemLocale; 397 private boolean mShowImeWithHardKeyboard; 398 private final MyPackageMonitor mMyPackageMonitor = new MyPackageMonitor(); 399 private final IPackageManager mIPackageManager; 400 401 class SettingsObserver extends ContentObserver { 402 String mLastEnabled = ""; 403 404 SettingsObserver(Handler handler) { 405 super(handler); 406 ContentResolver resolver = mContext.getContentResolver(); 407 resolver.registerContentObserver(Settings.Secure.getUriFor( 408 Settings.Secure.DEFAULT_INPUT_METHOD), false, this); 409 resolver.registerContentObserver(Settings.Secure.getUriFor( 410 Settings.Secure.ENABLED_INPUT_METHODS), false, this); 411 resolver.registerContentObserver(Settings.Secure.getUriFor( 412 Settings.Secure.SELECTED_INPUT_METHOD_SUBTYPE), false, this); 413 resolver.registerContentObserver(Settings.Secure.getUriFor( 414 Settings.Secure.SHOW_IME_WITH_HARD_KEYBOARD), false, this); 415 } 416 417 @Override public void onChange(boolean selfChange, Uri uri) { 418 final Uri showImeUri = 419 Settings.Secure.getUriFor(Settings.Secure.SHOW_IME_WITH_HARD_KEYBOARD); 420 synchronized (mMethodMap) { 421 if (showImeUri.equals(uri)) { 422 updateKeyboardFromSettingsLocked(); 423 } else { 424 boolean enabledChanged = false; 425 String newEnabled = mSettings.getEnabledInputMethodsStr(); 426 if (!mLastEnabled.equals(newEnabled)) { 427 mLastEnabled = newEnabled; 428 enabledChanged = true; 429 } 430 updateInputMethodsFromSettingsLocked(enabledChanged); 431 } 432 } 433 } 434 } 435 436 class ImmsBroadcastReceiver extends android.content.BroadcastReceiver { 437 private void updateActive() { 438 // Inform the current client of the change in active status 439 if (mCurClient != null && mCurClient.client != null) { 440 executeOrSendMessage(mCurClient.client, mCaller.obtainMessageIO( 441 MSG_SET_ACTIVE, mScreenOn ? 1 : 0, mCurClient)); 442 } 443 } 444 445 @Override 446 public void onReceive(Context context, Intent intent) { 447 final String action = intent.getAction(); 448 if (Intent.ACTION_SCREEN_ON.equals(action)) { 449 mScreenOn = true; 450 refreshImeWindowVisibilityLocked(); 451 updateActive(); 452 return; 453 } else if (Intent.ACTION_SCREEN_OFF.equals(action)) { 454 mScreenOn = false; 455 setImeWindowVisibilityStatusHiddenLocked(); 456 updateActive(); 457 return; 458 } else if (Intent.ACTION_CLOSE_SYSTEM_DIALOGS.equals(action)) { 459 hideInputMethodMenu(); 460 // No need to updateActive 461 return; 462 } else if (Intent.ACTION_USER_ADDED.equals(action) 463 || Intent.ACTION_USER_REMOVED.equals(action)) { 464 updateCurrentProfileIds(); 465 return; 466 } else { 467 Slog.w(TAG, "Unexpected intent " + intent); 468 } 469 } 470 } 471 472 class MyPackageMonitor extends PackageMonitor { 473 private boolean isChangingPackagesOfCurrentUser() { 474 final int userId = getChangingUserId(); 475 final boolean retval = userId == mSettings.getCurrentUserId(); 476 if (DEBUG) { 477 if (!retval) { 478 Slog.d(TAG, "--- ignore this call back from a background user: " + userId); 479 } 480 } 481 return retval; 482 } 483 484 @Override 485 public boolean onHandleForceStop(Intent intent, String[] packages, int uid, boolean doit) { 486 if (!isChangingPackagesOfCurrentUser()) { 487 return false; 488 } 489 synchronized (mMethodMap) { 490 String curInputMethodId = mSettings.getSelectedInputMethod(); 491 final int N = mMethodList.size(); 492 if (curInputMethodId != null) { 493 for (int i=0; i<N; i++) { 494 InputMethodInfo imi = mMethodList.get(i); 495 if (imi.getId().equals(curInputMethodId)) { 496 for (String pkg : packages) { 497 if (imi.getPackageName().equals(pkg)) { 498 if (!doit) { 499 return true; 500 } 501 resetSelectedInputMethodAndSubtypeLocked(""); 502 chooseNewDefaultIMELocked(); 503 return true; 504 } 505 } 506 } 507 } 508 } 509 } 510 return false; 511 } 512 513 @Override 514 public void onSomePackagesChanged() { 515 if (!isChangingPackagesOfCurrentUser()) { 516 return; 517 } 518 synchronized (mMethodMap) { 519 InputMethodInfo curIm = null; 520 String curInputMethodId = mSettings.getSelectedInputMethod(); 521 final int N = mMethodList.size(); 522 if (curInputMethodId != null) { 523 for (int i=0; i<N; i++) { 524 InputMethodInfo imi = mMethodList.get(i); 525 final String imiId = imi.getId(); 526 if (imiId.equals(curInputMethodId)) { 527 curIm = imi; 528 } 529 530 int change = isPackageDisappearing(imi.getPackageName()); 531 if (isPackageModified(imi.getPackageName())) { 532 mFileManager.deleteAllInputMethodSubtypes(imiId); 533 } 534 if (change == PACKAGE_TEMPORARY_CHANGE 535 || change == PACKAGE_PERMANENT_CHANGE) { 536 Slog.i(TAG, "Input method uninstalled, disabling: " 537 + imi.getComponent()); 538 setInputMethodEnabledLocked(imi.getId(), false); 539 } 540 } 541 } 542 543 buildInputMethodListLocked( 544 mMethodList, mMethodMap, false /* resetDefaultEnabledIme */); 545 546 boolean changed = false; 547 548 if (curIm != null) { 549 int change = isPackageDisappearing(curIm.getPackageName()); 550 if (change == PACKAGE_TEMPORARY_CHANGE 551 || change == PACKAGE_PERMANENT_CHANGE) { 552 ServiceInfo si = null; 553 try { 554 si = mIPackageManager.getServiceInfo( 555 curIm.getComponent(), 0, mSettings.getCurrentUserId()); 556 } catch (RemoteException ex) { 557 } 558 if (si == null) { 559 // Uh oh, current input method is no longer around! 560 // Pick another one... 561 Slog.i(TAG, "Current input method removed: " + curInputMethodId); 562 setImeWindowVisibilityStatusHiddenLocked(); 563 if (!chooseNewDefaultIMELocked()) { 564 changed = true; 565 curIm = null; 566 Slog.i(TAG, "Unsetting current input method"); 567 resetSelectedInputMethodAndSubtypeLocked(""); 568 } 569 } 570 } 571 } 572 573 if (curIm == null) { 574 // We currently don't have a default input method... is 575 // one now available? 576 changed = chooseNewDefaultIMELocked(); 577 } 578 579 if (changed) { 580 updateFromSettingsLocked(false); 581 } 582 } 583 } 584 } 585 586 private static final class MethodCallback extends IInputSessionCallback.Stub { 587 private final InputMethodManagerService mParentIMMS; 588 private final IInputMethod mMethod; 589 private final InputChannel mChannel; 590 591 MethodCallback(InputMethodManagerService imms, IInputMethod method, 592 InputChannel channel) { 593 mParentIMMS = imms; 594 mMethod = method; 595 mChannel = channel; 596 } 597 598 @Override 599 public void sessionCreated(IInputMethodSession session) { 600 long ident = Binder.clearCallingIdentity(); 601 try { 602 mParentIMMS.onSessionCreated(mMethod, session, mChannel); 603 } finally { 604 Binder.restoreCallingIdentity(ident); 605 } 606 } 607 } 608 609 private class HardKeyboardListener 610 implements WindowManagerService.OnHardKeyboardStatusChangeListener { 611 @Override 612 public void onHardKeyboardStatusChange(boolean available) { 613 mHandler.sendMessage(mHandler.obtainMessage(MSG_HARD_KEYBOARD_SWITCH_CHANGED, 614 available ? 1 : 0)); 615 } 616 617 public void handleHardKeyboardStatusChange(boolean available) { 618 if (DEBUG) { 619 Slog.w(TAG, "HardKeyboardStatusChanged: available=" + available); 620 } 621 synchronized(mMethodMap) { 622 if (mSwitchingDialog != null && mSwitchingDialogTitleView != null 623 && mSwitchingDialog.isShowing()) { 624 mSwitchingDialogTitleView.findViewById( 625 com.android.internal.R.id.hard_keyboard_section).setVisibility( 626 available ? View.VISIBLE : View.GONE); 627 } 628 } 629 } 630 } 631 632 public InputMethodManagerService(Context context, WindowManagerService windowManager) { 633 mIPackageManager = AppGlobals.getPackageManager(); 634 mContext = context; 635 mRes = context.getResources(); 636 mHandler = new Handler(this); 637 mIWindowManager = IWindowManager.Stub.asInterface( 638 ServiceManager.getService(Context.WINDOW_SERVICE)); 639 mCaller = new HandlerCaller(context, null, new HandlerCaller.Callback() { 640 @Override 641 public void executeMessage(Message msg) { 642 handleMessage(msg); 643 } 644 }, true /*asyncHandler*/); 645 mWindowManagerService = windowManager; 646 mHardKeyboardListener = new HardKeyboardListener(); 647 mHasFeature = context.getPackageManager().hasSystemFeature( 648 PackageManager.FEATURE_INPUT_METHODS); 649 650 mImeSwitcherNotification = new Notification(); 651 mImeSwitcherNotification.icon = com.android.internal.R.drawable.ic_notification_ime_default; 652 mImeSwitcherNotification.when = 0; 653 mImeSwitcherNotification.flags = Notification.FLAG_ONGOING_EVENT; 654 mImeSwitcherNotification.tickerText = null; 655 mImeSwitcherNotification.defaults = 0; // please be quiet 656 mImeSwitcherNotification.sound = null; 657 mImeSwitcherNotification.vibrate = null; 658 659 // Tag this notification specially so SystemUI knows it's important 660 mImeSwitcherNotification.extras.putBoolean(Notification.EXTRA_ALLOW_DURING_SETUP, true); 661 mImeSwitcherNotification.category = Notification.CATEGORY_SYSTEM; 662 663 Intent intent = new Intent(Settings.ACTION_SHOW_INPUT_METHOD_PICKER); 664 mImeSwitchPendingIntent = PendingIntent.getBroadcast(mContext, 0, intent, 0); 665 666 mShowOngoingImeSwitcherForPhones = false; 667 668 final IntentFilter broadcastFilter = new IntentFilter(); 669 broadcastFilter.addAction(Intent.ACTION_SCREEN_ON); 670 broadcastFilter.addAction(Intent.ACTION_SCREEN_OFF); 671 broadcastFilter.addAction(Intent.ACTION_CLOSE_SYSTEM_DIALOGS); 672 broadcastFilter.addAction(Intent.ACTION_USER_ADDED); 673 broadcastFilter.addAction(Intent.ACTION_USER_REMOVED); 674 mContext.registerReceiver(new ImmsBroadcastReceiver(), broadcastFilter); 675 676 mNotificationShown = false; 677 int userId = 0; 678 try { 679 ActivityManagerNative.getDefault().registerUserSwitchObserver( 680 new IUserSwitchObserver.Stub() { 681 @Override 682 public void onUserSwitching(int newUserId, IRemoteCallback reply) { 683 synchronized(mMethodMap) { 684 switchUserLocked(newUserId); 685 } 686 if (reply != null) { 687 try { 688 reply.sendResult(null); 689 } catch (RemoteException e) { 690 } 691 } 692 } 693 694 @Override 695 public void onUserSwitchComplete(int newUserId) throws RemoteException { 696 } 697 }); 698 userId = ActivityManagerNative.getDefault().getCurrentUser().id; 699 } catch (RemoteException e) { 700 Slog.w(TAG, "Couldn't get current user ID; guessing it's 0", e); 701 } 702 mMyPackageMonitor.register(mContext, null, UserHandle.ALL, true); 703 704 // mSettings should be created before buildInputMethodListLocked 705 mSettings = new InputMethodSettings( 706 mRes, context.getContentResolver(), mMethodMap, mMethodList, userId); 707 updateCurrentProfileIds(); 708 mFileManager = new InputMethodFileManager(mMethodMap, userId); 709 synchronized (mMethodMap) { 710 mSwitchingController = InputMethodSubtypeSwitchingController.createInstanceLocked( 711 mSettings, context); 712 } 713 714 // Just checking if defaultImiId is empty or not 715 final String defaultImiId = mSettings.getSelectedInputMethod(); 716 if (DEBUG) { 717 Slog.d(TAG, "Initial default ime = " + defaultImiId); 718 } 719 mImeSelectedOnBoot = !TextUtils.isEmpty(defaultImiId); 720 721 synchronized (mMethodMap) { 722 buildInputMethodListLocked(mMethodList, mMethodMap, 723 !mImeSelectedOnBoot /* resetDefaultEnabledIme */); 724 } 725 mSettings.enableAllIMEsIfThereIsNoEnabledIME(); 726 727 if (!mImeSelectedOnBoot) { 728 Slog.w(TAG, "No IME selected. Choose the most applicable IME."); 729 synchronized (mMethodMap) { 730 resetDefaultImeLocked(context); 731 } 732 } 733 734 mSettingsObserver = new SettingsObserver(mHandler); 735 synchronized (mMethodMap) { 736 updateFromSettingsLocked(true); 737 } 738 739 // IMMS wants to receive Intent.ACTION_LOCALE_CHANGED in order to update the current IME 740 // according to the new system locale. 741 final IntentFilter filter = new IntentFilter(); 742 filter.addAction(Intent.ACTION_LOCALE_CHANGED); 743 mContext.registerReceiver( 744 new BroadcastReceiver() { 745 @Override 746 public void onReceive(Context context, Intent intent) { 747 synchronized(mMethodMap) { 748 resetStateIfCurrentLocaleChangedLocked(); 749 } 750 } 751 }, filter); 752 } 753 754 private void resetDefaultImeLocked(Context context) { 755 // Do not reset the default (current) IME when it is a 3rd-party IME 756 if (mCurMethodId != null 757 && !InputMethodUtils.isSystemIme(mMethodMap.get(mCurMethodId))) { 758 return; 759 } 760 761 InputMethodInfo defIm = null; 762 for (InputMethodInfo imi : mMethodList) { 763 if (defIm == null) { 764 if (InputMethodUtils.isValidSystemDefaultIme( 765 mSystemReady, imi, context)) { 766 defIm = imi; 767 Slog.i(TAG, "Selected default: " + imi.getId()); 768 } 769 } 770 } 771 if (defIm == null && mMethodList.size() > 0) { 772 defIm = InputMethodUtils.getMostApplicableDefaultIME( 773 mSettings.getEnabledInputMethodListLocked()); 774 Slog.i(TAG, "No default found, using " + defIm.getId()); 775 } 776 if (defIm != null) { 777 setSelectedInputMethodAndSubtypeLocked(defIm, NOT_A_SUBTYPE_ID, false); 778 } 779 } 780 781 private void resetAllInternalStateLocked(final boolean updateOnlyWhenLocaleChanged, 782 final boolean resetDefaultEnabledIme) { 783 if (!mSystemReady) { 784 // not system ready 785 return; 786 } 787 final Locale newLocale = mRes.getConfiguration().locale; 788 if (!updateOnlyWhenLocaleChanged 789 || (newLocale != null && !newLocale.equals(mLastSystemLocale))) { 790 if (!updateOnlyWhenLocaleChanged) { 791 hideCurrentInputLocked(0, null); 792 mCurMethodId = null; 793 unbindCurrentMethodLocked(true, false); 794 } 795 if (DEBUG) { 796 Slog.i(TAG, "Locale has been changed to " + newLocale); 797 } 798 buildInputMethodListLocked(mMethodList, mMethodMap, resetDefaultEnabledIme); 799 if (!updateOnlyWhenLocaleChanged) { 800 final String selectedImiId = mSettings.getSelectedInputMethod(); 801 if (TextUtils.isEmpty(selectedImiId)) { 802 // This is the first time of the user switch and 803 // set the current ime to the proper one. 804 resetDefaultImeLocked(mContext); 805 } 806 } else { 807 // If the locale is changed, needs to reset the default ime 808 resetDefaultImeLocked(mContext); 809 } 810 updateFromSettingsLocked(true); 811 mLastSystemLocale = newLocale; 812 if (!updateOnlyWhenLocaleChanged) { 813 try { 814 startInputInnerLocked(); 815 } catch (RuntimeException e) { 816 Slog.w(TAG, "Unexpected exception", e); 817 } 818 } 819 } 820 } 821 822 private void resetStateIfCurrentLocaleChangedLocked() { 823 resetAllInternalStateLocked(true /* updateOnlyWhenLocaleChanged */, 824 true /* resetDefaultImeLocked */); 825 } 826 827 private void switchUserLocked(int newUserId) { 828 mSettings.setCurrentUserId(newUserId); 829 updateCurrentProfileIds(); 830 // InputMethodFileManager should be reset when the user is changed 831 mFileManager = new InputMethodFileManager(mMethodMap, newUserId); 832 final String defaultImiId = mSettings.getSelectedInputMethod(); 833 // For secondary users, the list of enabled IMEs may not have been updated since the 834 // callbacks to PackageMonitor are ignored for the secondary user. Here, defaultImiId may 835 // not be empty even if the IME has been uninstalled by the primary user. 836 // Even in such cases, IMMS works fine because it will find the most applicable 837 // IME for that user. 838 final boolean initialUserSwitch = TextUtils.isEmpty(defaultImiId); 839 if (DEBUG) { 840 Slog.d(TAG, "Switch user: " + newUserId + " current ime = " + defaultImiId); 841 } 842 resetAllInternalStateLocked(false /* updateOnlyWhenLocaleChanged */, 843 initialUserSwitch /* needsToResetDefaultIme */); 844 if (initialUserSwitch) { 845 InputMethodUtils.setNonSelectedSystemImesDisabledUntilUsed(mContext.getPackageManager(), 846 mSettings.getEnabledInputMethodListLocked()); 847 } 848 } 849 850 void updateCurrentProfileIds() { 851 List<UserInfo> profiles = 852 UserManager.get(mContext).getProfiles(mSettings.getCurrentUserId()); 853 int[] currentProfileIds = new int[profiles.size()]; // profiles will not be null 854 for (int i = 0; i < currentProfileIds.length; i++) { 855 currentProfileIds[i] = profiles.get(i).id; 856 } 857 mSettings.setCurrentProfileIds(currentProfileIds); 858 } 859 860 @Override 861 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 862 throws RemoteException { 863 try { 864 return super.onTransact(code, data, reply, flags); 865 } catch (RuntimeException e) { 866 // The input method manager only throws security exceptions, so let's 867 // log all others. 868 if (!(e instanceof SecurityException)) { 869 Slog.wtf(TAG, "Input Method Manager Crash", e); 870 } 871 throw e; 872 } 873 } 874 875 public void systemRunning(StatusBarManagerService statusBar) { 876 synchronized (mMethodMap) { 877 if (DEBUG) { 878 Slog.d(TAG, "--- systemReady"); 879 } 880 if (!mSystemReady) { 881 mSystemReady = true; 882 mKeyguardManager = 883 (KeyguardManager) mContext.getSystemService(Context.KEYGUARD_SERVICE); 884 mNotificationManager = (NotificationManager) 885 mContext.getSystemService(Context.NOTIFICATION_SERVICE); 886 mStatusBar = statusBar; 887 statusBar.setIconVisibility("ime", false); 888 updateImeWindowStatusLocked(); 889 mShowOngoingImeSwitcherForPhones = mRes.getBoolean( 890 com.android.internal.R.bool.show_ongoing_ime_switcher); 891 if (mShowOngoingImeSwitcherForPhones) { 892 mWindowManagerService.setOnHardKeyboardStatusChangeListener( 893 mHardKeyboardListener); 894 } 895 buildInputMethodListLocked(mMethodList, mMethodMap, 896 !mImeSelectedOnBoot /* resetDefaultEnabledIme */); 897 if (!mImeSelectedOnBoot) { 898 Slog.w(TAG, "Reset the default IME as \"Resource\" is ready here."); 899 resetStateIfCurrentLocaleChangedLocked(); 900 InputMethodUtils.setNonSelectedSystemImesDisabledUntilUsed( 901 mContext.getPackageManager(), 902 mSettings.getEnabledInputMethodListLocked()); 903 } 904 mLastSystemLocale = mRes.getConfiguration().locale; 905 try { 906 startInputInnerLocked(); 907 } catch (RuntimeException e) { 908 Slog.w(TAG, "Unexpected exception", e); 909 } 910 } 911 } 912 } 913 914 private void setImeWindowVisibilityStatusHiddenLocked() { 915 mImeWindowVis = 0; 916 updateImeWindowStatusLocked(); 917 } 918 919 private void refreshImeWindowVisibilityLocked() { 920 final Configuration conf = mRes.getConfiguration(); 921 final boolean haveHardKeyboard = conf.keyboard 922 != Configuration.KEYBOARD_NOKEYS; 923 final boolean hardKeyShown = haveHardKeyboard 924 && conf.hardKeyboardHidden 925 != Configuration.HARDKEYBOARDHIDDEN_YES; 926 927 final boolean isScreenLocked = isKeyguardLocked(); 928 final boolean inputActive = !isScreenLocked && (mInputShown || hardKeyShown); 929 // We assume the softkeyboard is shown when the input is active as long as the 930 // hard keyboard is not shown. 931 final boolean inputVisible = inputActive && !hardKeyShown; 932 mImeWindowVis = (inputActive ? InputMethodService.IME_ACTIVE : 0) 933 | (inputVisible ? InputMethodService.IME_VISIBLE : 0); 934 updateImeWindowStatusLocked(); 935 } 936 937 private void updateImeWindowStatusLocked() { 938 setImeWindowStatus(mCurToken, mImeWindowVis, mBackDisposition); 939 } 940 941 // --------------------------------------------------------------------------------------- 942 // Check whether or not this is a valid IPC. Assumes an IPC is valid when either 943 // 1) it comes from the system process 944 // 2) the calling process' user id is identical to the current user id IMMS thinks. 945 private boolean calledFromValidUser() { 946 final int uid = Binder.getCallingUid(); 947 final int userId = UserHandle.getUserId(uid); 948 if (DEBUG) { 949 Slog.d(TAG, "--- calledFromForegroundUserOrSystemProcess ? " 950 + "calling uid = " + uid + " system uid = " + Process.SYSTEM_UID 951 + " calling userId = " + userId + ", foreground user id = " 952 + mSettings.getCurrentUserId() + ", calling pid = " + Binder.getCallingPid() 953 + InputMethodUtils.getApiCallStack()); 954 } 955 if (uid == Process.SYSTEM_UID || mSettings.isCurrentProfile(userId)) { 956 return true; 957 } 958 959 // Caveat: A process which has INTERACT_ACROSS_USERS_FULL gets results for the 960 // foreground user, not for the user of that process. Accordingly InputMethodManagerService 961 // must not manage background users' states in any functions. 962 // Note that privacy-sensitive IPCs, such as setInputMethod, are still securely guarded 963 // by a token. 964 if (mContext.checkCallingOrSelfPermission( 965 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL) 966 == PackageManager.PERMISSION_GRANTED) { 967 if (DEBUG) { 968 Slog.d(TAG, "--- Access granted because the calling process has " 969 + "the INTERACT_ACROSS_USERS_FULL permission"); 970 } 971 return true; 972 } 973 Slog.w(TAG, "--- IPC called from background users. Ignore. \n" 974 + InputMethodUtils.getStackTrace()); 975 return false; 976 } 977 978 979 /** 980 * Returns true iff the caller is identified to be the current input method with the token. 981 * @param token The window token given to the input method when it was started. 982 * @return true if and only if non-null valid token is specified. 983 */ 984 private boolean calledWithValidToken(IBinder token) { 985 if (token == null || mCurToken != token) { 986 return false; 987 } 988 return true; 989 } 990 991 private boolean bindCurrentInputMethodService( 992 Intent service, ServiceConnection conn, int flags) { 993 if (service == null || conn == null) { 994 Slog.e(TAG, "--- bind failed: service = " + service + ", conn = " + conn); 995 return false; 996 } 997 return mContext.bindServiceAsUser(service, conn, flags, 998 new UserHandle(mSettings.getCurrentUserId())); 999 } 1000 1001 @Override 1002 public List<InputMethodInfo> getInputMethodList() { 1003 // TODO: Make this work even for non-current users? 1004 if (!calledFromValidUser()) { 1005 return Collections.emptyList(); 1006 } 1007 synchronized (mMethodMap) { 1008 return new ArrayList<InputMethodInfo>(mMethodList); 1009 } 1010 } 1011 1012 @Override 1013 public List<InputMethodInfo> getEnabledInputMethodList() { 1014 // TODO: Make this work even for non-current users? 1015 if (!calledFromValidUser()) { 1016 return Collections.emptyList(); 1017 } 1018 synchronized (mMethodMap) { 1019 return mSettings.getEnabledInputMethodListLocked(); 1020 } 1021 } 1022 1023 /** 1024 * @param imiId if null, returns enabled subtypes for the current imi 1025 * @return enabled subtypes of the specified imi 1026 */ 1027 @Override 1028 public List<InputMethodSubtype> getEnabledInputMethodSubtypeList(String imiId, 1029 boolean allowsImplicitlySelectedSubtypes) { 1030 // TODO: Make this work even for non-current users? 1031 if (!calledFromValidUser()) { 1032 return Collections.<InputMethodSubtype>emptyList(); 1033 } 1034 synchronized (mMethodMap) { 1035 final InputMethodInfo imi; 1036 if (imiId == null && mCurMethodId != null) { 1037 imi = mMethodMap.get(mCurMethodId); 1038 } else { 1039 imi = mMethodMap.get(imiId); 1040 } 1041 if (imi == null) { 1042 return Collections.<InputMethodSubtype>emptyList(); 1043 } 1044 return mSettings.getEnabledInputMethodSubtypeListLocked( 1045 mContext, imi, allowsImplicitlySelectedSubtypes); 1046 } 1047 } 1048 1049 @Override 1050 public void addClient(IInputMethodClient client, 1051 IInputContext inputContext, int uid, int pid) { 1052 if (!calledFromValidUser()) { 1053 return; 1054 } 1055 synchronized (mMethodMap) { 1056 mClients.put(client.asBinder(), new ClientState(client, 1057 inputContext, uid, pid)); 1058 } 1059 } 1060 1061 @Override 1062 public void removeClient(IInputMethodClient client) { 1063 if (!calledFromValidUser()) { 1064 return; 1065 } 1066 synchronized (mMethodMap) { 1067 ClientState cs = mClients.remove(client.asBinder()); 1068 if (cs != null) { 1069 clearClientSessionLocked(cs); 1070 } 1071 } 1072 } 1073 1074 void executeOrSendMessage(IInterface target, Message msg) { 1075 if (target.asBinder() instanceof Binder) { 1076 mCaller.sendMessage(msg); 1077 } else { 1078 handleMessage(msg); 1079 msg.recycle(); 1080 } 1081 } 1082 1083 void unbindCurrentClientLocked() { 1084 if (mCurClient != null) { 1085 if (DEBUG) Slog.v(TAG, "unbindCurrentInputLocked: client = " 1086 + mCurClient.client.asBinder()); 1087 if (mBoundToMethod) { 1088 mBoundToMethod = false; 1089 if (mCurMethod != null) { 1090 executeOrSendMessage(mCurMethod, mCaller.obtainMessageO( 1091 MSG_UNBIND_INPUT, mCurMethod)); 1092 } 1093 } 1094 1095 executeOrSendMessage(mCurClient.client, mCaller.obtainMessageIO( 1096 MSG_SET_ACTIVE, 0, mCurClient)); 1097 executeOrSendMessage(mCurClient.client, mCaller.obtainMessageIO( 1098 MSG_UNBIND_METHOD, mCurSeq, mCurClient.client)); 1099 mCurClient.sessionRequested = false; 1100 mCurClient = null; 1101 1102 hideInputMethodMenuLocked(); 1103 } 1104 } 1105 1106 private int getImeShowFlags() { 1107 int flags = 0; 1108 if (mShowForced) { 1109 flags |= InputMethod.SHOW_FORCED 1110 | InputMethod.SHOW_EXPLICIT; 1111 } else if (mShowExplicitlyRequested) { 1112 flags |= InputMethod.SHOW_EXPLICIT; 1113 } 1114 return flags; 1115 } 1116 1117 private int getAppShowFlags() { 1118 int flags = 0; 1119 if (mShowForced) { 1120 flags |= InputMethodManager.SHOW_FORCED; 1121 } else if (!mShowExplicitlyRequested) { 1122 flags |= InputMethodManager.SHOW_IMPLICIT; 1123 } 1124 return flags; 1125 } 1126 1127 InputBindResult attachNewInputLocked(boolean initial) { 1128 if (!mBoundToMethod) { 1129 executeOrSendMessage(mCurMethod, mCaller.obtainMessageOO( 1130 MSG_BIND_INPUT, mCurMethod, mCurClient.binding)); 1131 mBoundToMethod = true; 1132 } 1133 final SessionState session = mCurClient.curSession; 1134 if (initial) { 1135 executeOrSendMessage(session.method, mCaller.obtainMessageOOO( 1136 MSG_START_INPUT, session, mCurInputContext, mCurAttribute)); 1137 } else { 1138 executeOrSendMessage(session.method, mCaller.obtainMessageOOO( 1139 MSG_RESTART_INPUT, session, mCurInputContext, mCurAttribute)); 1140 } 1141 if (mShowRequested) { 1142 if (DEBUG) Slog.v(TAG, "Attach new input asks to show input"); 1143 showCurrentInputLocked(getAppShowFlags(), null); 1144 } 1145 return new InputBindResult(session.session, 1146 (session.channel != null ? session.channel.dup() : null), 1147 mCurId, mCurSeq, mCurUserActionNotificationSequenceNumber); 1148 } 1149 1150 InputBindResult startInputLocked(IInputMethodClient client, 1151 IInputContext inputContext, EditorInfo attribute, int controlFlags) { 1152 // If no method is currently selected, do nothing. 1153 if (mCurMethodId == null) { 1154 return mNoBinding; 1155 } 1156 1157 ClientState cs = mClients.get(client.asBinder()); 1158 if (cs == null) { 1159 throw new IllegalArgumentException("unknown client " 1160 + client.asBinder()); 1161 } 1162 1163 try { 1164 if (!mIWindowManager.inputMethodClientHasFocus(cs.client)) { 1165 // Check with the window manager to make sure this client actually 1166 // has a window with focus. If not, reject. This is thread safe 1167 // because if the focus changes some time before or after, the 1168 // next client receiving focus that has any interest in input will 1169 // be calling through here after that change happens. 1170 Slog.w(TAG, "Starting input on non-focused client " + cs.client 1171 + " (uid=" + cs.uid + " pid=" + cs.pid + ")"); 1172 return null; 1173 } 1174 } catch (RemoteException e) { 1175 } 1176 1177 return startInputUncheckedLocked(cs, inputContext, attribute, controlFlags); 1178 } 1179 1180 InputBindResult startInputUncheckedLocked(ClientState cs, 1181 IInputContext inputContext, EditorInfo attribute, int controlFlags) { 1182 // If no method is currently selected, do nothing. 1183 if (mCurMethodId == null) { 1184 return mNoBinding; 1185 } 1186 1187 if (mCurClient != cs) { 1188 // Was the keyguard locked when switching over to the new client? 1189 mCurClientInKeyguard = isKeyguardLocked(); 1190 // If the client is changing, we need to switch over to the new 1191 // one. 1192 unbindCurrentClientLocked(); 1193 if (DEBUG) Slog.v(TAG, "switching to client: client = " 1194 + cs.client.asBinder() + " keyguard=" + mCurClientInKeyguard); 1195 1196 // If the screen is on, inform the new client it is active 1197 if (mScreenOn) { 1198 executeOrSendMessage(cs.client, mCaller.obtainMessageIO( 1199 MSG_SET_ACTIVE, mScreenOn ? 1 : 0, cs)); 1200 } 1201 } 1202 1203 // Bump up the sequence for this client and attach it. 1204 mCurSeq++; 1205 if (mCurSeq <= 0) mCurSeq = 1; 1206 mCurClient = cs; 1207 mCurInputContext = inputContext; 1208 mCurAttribute = attribute; 1209 1210 // Check if the input method is changing. 1211 if (mCurId != null && mCurId.equals(mCurMethodId)) { 1212 if (cs.curSession != null) { 1213 // Fast case: if we are already connected to the input method, 1214 // then just return it. 1215 return attachNewInputLocked( 1216 (controlFlags&InputMethodManager.CONTROL_START_INITIAL) != 0); 1217 } 1218 if (mHaveConnection) { 1219 if (mCurMethod != null) { 1220 // Return to client, and we will get back with it when 1221 // we have had a session made for it. 1222 requestClientSessionLocked(cs); 1223 return new InputBindResult(null, null, mCurId, mCurSeq, 1224 mCurUserActionNotificationSequenceNumber); 1225 } else if (SystemClock.uptimeMillis() 1226 < (mLastBindTime+TIME_TO_RECONNECT)) { 1227 // In this case we have connected to the service, but 1228 // don't yet have its interface. If it hasn't been too 1229 // long since we did the connection, we'll return to 1230 // the client and wait to get the service interface so 1231 // we can report back. If it has been too long, we want 1232 // to fall through so we can try a disconnect/reconnect 1233 // to see if we can get back in touch with the service. 1234 return new InputBindResult(null, null, mCurId, mCurSeq, 1235 mCurUserActionNotificationSequenceNumber); 1236 } else { 1237 EventLog.writeEvent(EventLogTags.IMF_FORCE_RECONNECT_IME, 1238 mCurMethodId, SystemClock.uptimeMillis()-mLastBindTime, 0); 1239 } 1240 } 1241 } 1242 1243 return startInputInnerLocked(); 1244 } 1245 1246 InputBindResult startInputInnerLocked() { 1247 if (mCurMethodId == null) { 1248 return mNoBinding; 1249 } 1250 1251 if (!mSystemReady) { 1252 // If the system is not yet ready, we shouldn't be running third 1253 // party code. 1254 return new InputBindResult(null, null, mCurMethodId, mCurSeq, 1255 mCurUserActionNotificationSequenceNumber); 1256 } 1257 1258 InputMethodInfo info = mMethodMap.get(mCurMethodId); 1259 if (info == null) { 1260 throw new IllegalArgumentException("Unknown id: " + mCurMethodId); 1261 } 1262 1263 unbindCurrentMethodLocked(false, true); 1264 1265 mCurIntent = new Intent(InputMethod.SERVICE_INTERFACE); 1266 mCurIntent.setComponent(info.getComponent()); 1267 mCurIntent.putExtra(Intent.EXTRA_CLIENT_LABEL, 1268 com.android.internal.R.string.input_method_binding_label); 1269 mCurIntent.putExtra(Intent.EXTRA_CLIENT_INTENT, PendingIntent.getActivity( 1270 mContext, 0, new Intent(Settings.ACTION_INPUT_METHOD_SETTINGS), 0)); 1271 if (bindCurrentInputMethodService(mCurIntent, this, Context.BIND_AUTO_CREATE 1272 | Context.BIND_NOT_VISIBLE | Context.BIND_NOT_FOREGROUND 1273 | Context.BIND_SHOWING_UI)) { 1274 mLastBindTime = SystemClock.uptimeMillis(); 1275 mHaveConnection = true; 1276 mCurId = info.getId(); 1277 mCurToken = new Binder(); 1278 try { 1279 if (true || DEBUG) Slog.v(TAG, "Adding window token: " + mCurToken); 1280 mIWindowManager.addWindowToken(mCurToken, 1281 WindowManager.LayoutParams.TYPE_INPUT_METHOD); 1282 } catch (RemoteException e) { 1283 } 1284 return new InputBindResult(null, null, mCurId, mCurSeq, 1285 mCurUserActionNotificationSequenceNumber); 1286 } else { 1287 mCurIntent = null; 1288 Slog.w(TAG, "Failure connecting to input method service: " 1289 + mCurIntent); 1290 } 1291 return null; 1292 } 1293 1294 @Override 1295 public InputBindResult startInput(IInputMethodClient client, 1296 IInputContext inputContext, EditorInfo attribute, int controlFlags) { 1297 if (!calledFromValidUser()) { 1298 return null; 1299 } 1300 synchronized (mMethodMap) { 1301 final long ident = Binder.clearCallingIdentity(); 1302 try { 1303 return startInputLocked(client, inputContext, attribute, controlFlags); 1304 } finally { 1305 Binder.restoreCallingIdentity(ident); 1306 } 1307 } 1308 } 1309 1310 @Override 1311 public void finishInput(IInputMethodClient client) { 1312 } 1313 1314 @Override 1315 public void onServiceConnected(ComponentName name, IBinder service) { 1316 synchronized (mMethodMap) { 1317 if (mCurIntent != null && name.equals(mCurIntent.getComponent())) { 1318 mCurMethod = IInputMethod.Stub.asInterface(service); 1319 if (mCurToken == null) { 1320 Slog.w(TAG, "Service connected without a token!"); 1321 unbindCurrentMethodLocked(false, false); 1322 return; 1323 } 1324 if (DEBUG) Slog.v(TAG, "Initiating attach with token: " + mCurToken); 1325 executeOrSendMessage(mCurMethod, mCaller.obtainMessageOO( 1326 MSG_ATTACH_TOKEN, mCurMethod, mCurToken)); 1327 if (mCurClient != null) { 1328 clearClientSessionLocked(mCurClient); 1329 requestClientSessionLocked(mCurClient); 1330 } 1331 } 1332 } 1333 } 1334 1335 void onSessionCreated(IInputMethod method, IInputMethodSession session, 1336 InputChannel channel) { 1337 synchronized (mMethodMap) { 1338 if (mCurMethod != null && method != null 1339 && mCurMethod.asBinder() == method.asBinder()) { 1340 if (mCurClient != null) { 1341 clearClientSessionLocked(mCurClient); 1342 mCurClient.curSession = new SessionState(mCurClient, 1343 method, session, channel); 1344 InputBindResult res = attachNewInputLocked(true); 1345 if (res.method != null) { 1346 executeOrSendMessage(mCurClient.client, mCaller.obtainMessageOO( 1347 MSG_BIND_METHOD, mCurClient.client, res)); 1348 } 1349 return; 1350 } 1351 } 1352 } 1353 1354 // Session abandoned. Close its associated input channel. 1355 channel.dispose(); 1356 } 1357 1358 void unbindCurrentMethodLocked(boolean reportToClient, boolean savePosition) { 1359 if (mVisibleBound) { 1360 mContext.unbindService(mVisibleConnection); 1361 mVisibleBound = false; 1362 } 1363 1364 if (mHaveConnection) { 1365 mContext.unbindService(this); 1366 mHaveConnection = false; 1367 } 1368 1369 if (mCurToken != null) { 1370 try { 1371 if (DEBUG) Slog.v(TAG, "Removing window token: " + mCurToken); 1372 if ((mImeWindowVis & InputMethodService.IME_ACTIVE) != 0 && savePosition) { 1373 // The current IME is shown. Hence an IME switch (transition) is happening. 1374 mWindowManagerService.saveLastInputMethodWindowForTransition(); 1375 } 1376 mIWindowManager.removeWindowToken(mCurToken); 1377 } catch (RemoteException e) { 1378 } 1379 mCurToken = null; 1380 } 1381 1382 mCurId = null; 1383 clearCurMethodLocked(); 1384 1385 if (reportToClient && mCurClient != null) { 1386 executeOrSendMessage(mCurClient.client, mCaller.obtainMessageIO( 1387 MSG_UNBIND_METHOD, mCurSeq, mCurClient.client)); 1388 } 1389 } 1390 1391 void requestClientSessionLocked(ClientState cs) { 1392 if (!cs.sessionRequested) { 1393 if (DEBUG) Slog.v(TAG, "Creating new session for client " + cs); 1394 InputChannel[] channels = InputChannel.openInputChannelPair(cs.toString()); 1395 cs.sessionRequested = true; 1396 executeOrSendMessage(mCurMethod, mCaller.obtainMessageOOO( 1397 MSG_CREATE_SESSION, mCurMethod, channels[1], 1398 new MethodCallback(this, mCurMethod, channels[0]))); 1399 } 1400 } 1401 1402 void clearClientSessionLocked(ClientState cs) { 1403 finishSessionLocked(cs.curSession); 1404 cs.curSession = null; 1405 cs.sessionRequested = false; 1406 } 1407 1408 private void finishSessionLocked(SessionState sessionState) { 1409 if (sessionState != null) { 1410 if (sessionState.session != null) { 1411 try { 1412 sessionState.session.finishSession(); 1413 } catch (RemoteException e) { 1414 Slog.w(TAG, "Session failed to close due to remote exception", e); 1415 setImeWindowVisibilityStatusHiddenLocked(); 1416 } 1417 sessionState.session = null; 1418 } 1419 if (sessionState.channel != null) { 1420 sessionState.channel.dispose(); 1421 sessionState.channel = null; 1422 } 1423 } 1424 } 1425 1426 void clearCurMethodLocked() { 1427 if (mCurMethod != null) { 1428 for (ClientState cs : mClients.values()) { 1429 clearClientSessionLocked(cs); 1430 } 1431 1432 finishSessionLocked(mEnabledSession); 1433 mEnabledSession = null; 1434 mCurMethod = null; 1435 } 1436 if (mStatusBar != null) { 1437 mStatusBar.setIconVisibility("ime", false); 1438 } 1439 } 1440 1441 @Override 1442 public void onServiceDisconnected(ComponentName name) { 1443 synchronized (mMethodMap) { 1444 if (DEBUG) Slog.v(TAG, "Service disconnected: " + name 1445 + " mCurIntent=" + mCurIntent); 1446 if (mCurMethod != null && mCurIntent != null 1447 && name.equals(mCurIntent.getComponent())) { 1448 clearCurMethodLocked(); 1449 // We consider this to be a new bind attempt, since the system 1450 // should now try to restart the service for us. 1451 mLastBindTime = SystemClock.uptimeMillis(); 1452 mShowRequested = mInputShown; 1453 mInputShown = false; 1454 if (mCurClient != null) { 1455 executeOrSendMessage(mCurClient.client, mCaller.obtainMessageIO( 1456 MSG_UNBIND_METHOD, mCurSeq, mCurClient.client)); 1457 } 1458 } 1459 } 1460 } 1461 1462 @Override 1463 public void updateStatusIcon(IBinder token, String packageName, int iconId) { 1464 long ident = Binder.clearCallingIdentity(); 1465 try { 1466 synchronized (mMethodMap) { 1467 if (!calledWithValidToken(token)) { 1468 final int uid = Binder.getCallingUid(); 1469 Slog.e(TAG, "Ignoring updateStatusIcon due to an invalid token. uid:" + uid 1470 + " token:" + token); 1471 return; 1472 } 1473 if (iconId == 0) { 1474 if (DEBUG) Slog.d(TAG, "hide the small icon for the input method"); 1475 if (mStatusBar != null) { 1476 mStatusBar.setIconVisibility("ime", false); 1477 } 1478 } else if (packageName != null) { 1479 if (DEBUG) Slog.d(TAG, "show a small icon for the input method"); 1480 CharSequence contentDescription = null; 1481 try { 1482 // Use PackageManager to load label 1483 final PackageManager packageManager = mContext.getPackageManager(); 1484 contentDescription = packageManager.getApplicationLabel( 1485 mIPackageManager.getApplicationInfo(packageName, 0, 1486 mSettings.getCurrentUserId())); 1487 } catch (RemoteException e) { 1488 /* ignore */ 1489 } 1490 if (mStatusBar != null) { 1491 mStatusBar.setIcon("ime", packageName, iconId, 0, 1492 contentDescription != null 1493 ? contentDescription.toString() : null); 1494 mStatusBar.setIconVisibility("ime", true); 1495 } 1496 } 1497 } 1498 } finally { 1499 Binder.restoreCallingIdentity(ident); 1500 } 1501 } 1502 1503 private boolean needsToShowImeSwitchOngoingNotification() { 1504 if (!mShowOngoingImeSwitcherForPhones) return false; 1505 if (mSwitchingDialog != null) return false; 1506 if (isScreenLocked()) return false; 1507 synchronized (mMethodMap) { 1508 List<InputMethodInfo> imis = mSettings.getEnabledInputMethodListLocked(); 1509 final int N = imis.size(); 1510 if (N > 2) return true; 1511 if (N < 1) return false; 1512 int nonAuxCount = 0; 1513 int auxCount = 0; 1514 InputMethodSubtype nonAuxSubtype = null; 1515 InputMethodSubtype auxSubtype = null; 1516 for(int i = 0; i < N; ++i) { 1517 final InputMethodInfo imi = imis.get(i); 1518 final List<InputMethodSubtype> subtypes = 1519 mSettings.getEnabledInputMethodSubtypeListLocked(mContext, imi, true); 1520 final int subtypeCount = subtypes.size(); 1521 if (subtypeCount == 0) { 1522 ++nonAuxCount; 1523 } else { 1524 for (int j = 0; j < subtypeCount; ++j) { 1525 final InputMethodSubtype subtype = subtypes.get(j); 1526 if (!subtype.isAuxiliary()) { 1527 ++nonAuxCount; 1528 nonAuxSubtype = subtype; 1529 } else { 1530 ++auxCount; 1531 auxSubtype = subtype; 1532 } 1533 } 1534 } 1535 } 1536 if (nonAuxCount > 1 || auxCount > 1) { 1537 return true; 1538 } else if (nonAuxCount == 1 && auxCount == 1) { 1539 if (nonAuxSubtype != null && auxSubtype != null 1540 && (nonAuxSubtype.getLocale().equals(auxSubtype.getLocale()) 1541 || auxSubtype.overridesImplicitlyEnabledSubtype() 1542 || nonAuxSubtype.overridesImplicitlyEnabledSubtype()) 1543 && nonAuxSubtype.containsExtraValueKey(TAG_TRY_SUPPRESSING_IME_SWITCHER)) { 1544 return false; 1545 } 1546 return true; 1547 } 1548 return false; 1549 } 1550 } 1551 1552 private boolean isKeyguardLocked() { 1553 return mKeyguardManager != null && mKeyguardManager.isKeyguardLocked(); 1554 } 1555 1556 // Caution! This method is called in this class. Handle multi-user carefully 1557 @SuppressWarnings("deprecation") 1558 @Override 1559 public void setImeWindowStatus(IBinder token, int vis, int backDisposition) { 1560 final long ident = Binder.clearCallingIdentity(); 1561 try { 1562 if (!calledWithValidToken(token)) { 1563 final int uid = Binder.getCallingUid(); 1564 Slog.e(TAG, "Ignoring setImeWindowStatus due to an invalid token. uid:" + uid 1565 + " token:" + token); 1566 return; 1567 } 1568 synchronized (mMethodMap) { 1569 // apply policy for binder calls 1570 if (vis != 0 && isKeyguardLocked() && !mCurClientInKeyguard) { 1571 vis = 0; 1572 } 1573 mImeWindowVis = vis; 1574 mBackDisposition = backDisposition; 1575 final boolean iconVisibility = ((vis & (InputMethodService.IME_ACTIVE)) != 0) 1576 && (mWindowManagerService.isHardKeyboardAvailable() 1577 || (vis & (InputMethodService.IME_VISIBLE)) != 0); 1578 final boolean needsToShowImeSwitcher = iconVisibility 1579 && needsToShowImeSwitchOngoingNotification(); 1580 if (mStatusBar != null) { 1581 mStatusBar.setImeWindowStatus(token, vis, backDisposition, 1582 needsToShowImeSwitcher); 1583 } 1584 final InputMethodInfo imi = mMethodMap.get(mCurMethodId); 1585 if (imi != null && needsToShowImeSwitcher) { 1586 // Used to load label 1587 final CharSequence title = mRes.getText( 1588 com.android.internal.R.string.select_input_method); 1589 final CharSequence summary = InputMethodUtils.getImeAndSubtypeDisplayName( 1590 mContext, imi, mCurrentSubtype); 1591 1592 mImeSwitcherNotification.color = mContext.getResources().getColor( 1593 com.android.internal.R.color.system_notification_accent_color); 1594 mImeSwitcherNotification.setLatestEventInfo( 1595 mContext, title, summary, mImeSwitchPendingIntent); 1596 if ((mNotificationManager != null) 1597 && !mWindowManagerService.hasNavigationBar()) { 1598 if (DEBUG) { 1599 Slog.d(TAG, "--- show notification: label = " + summary); 1600 } 1601 mNotificationManager.notifyAsUser(null, 1602 com.android.internal.R.string.select_input_method, 1603 mImeSwitcherNotification, UserHandle.ALL); 1604 mNotificationShown = true; 1605 } 1606 } else { 1607 if (mNotificationShown && mNotificationManager != null) { 1608 if (DEBUG) { 1609 Slog.d(TAG, "--- hide notification"); 1610 } 1611 mNotificationManager.cancelAsUser(null, 1612 com.android.internal.R.string.select_input_method, UserHandle.ALL); 1613 mNotificationShown = false; 1614 } 1615 } 1616 } 1617 } finally { 1618 Binder.restoreCallingIdentity(ident); 1619 } 1620 } 1621 1622 @Override 1623 public void registerSuggestionSpansForNotification(SuggestionSpan[] spans) { 1624 if (!calledFromValidUser()) { 1625 return; 1626 } 1627 synchronized (mMethodMap) { 1628 final InputMethodInfo currentImi = mMethodMap.get(mCurMethodId); 1629 for (int i = 0; i < spans.length; ++i) { 1630 SuggestionSpan ss = spans[i]; 1631 if (!TextUtils.isEmpty(ss.getNotificationTargetClassName())) { 1632 mSecureSuggestionSpans.put(ss, currentImi); 1633 } 1634 } 1635 } 1636 } 1637 1638 @Override 1639 public boolean notifySuggestionPicked(SuggestionSpan span, String originalString, int index) { 1640 if (!calledFromValidUser()) { 1641 return false; 1642 } 1643 synchronized (mMethodMap) { 1644 final InputMethodInfo targetImi = mSecureSuggestionSpans.get(span); 1645 // TODO: Do not send the intent if the process of the targetImi is already dead. 1646 if (targetImi != null) { 1647 final String[] suggestions = span.getSuggestions(); 1648 if (index < 0 || index >= suggestions.length) return false; 1649 final String className = span.getNotificationTargetClassName(); 1650 final Intent intent = new Intent(); 1651 // Ensures that only a class in the original IME package will receive the 1652 // notification. 1653 intent.setClassName(targetImi.getPackageName(), className); 1654 intent.setAction(SuggestionSpan.ACTION_SUGGESTION_PICKED); 1655 intent.putExtra(SuggestionSpan.SUGGESTION_SPAN_PICKED_BEFORE, originalString); 1656 intent.putExtra(SuggestionSpan.SUGGESTION_SPAN_PICKED_AFTER, suggestions[index]); 1657 intent.putExtra(SuggestionSpan.SUGGESTION_SPAN_PICKED_HASHCODE, span.hashCode()); 1658 final long ident = Binder.clearCallingIdentity(); 1659 try { 1660 mContext.sendBroadcastAsUser(intent, UserHandle.CURRENT); 1661 } finally { 1662 Binder.restoreCallingIdentity(ident); 1663 } 1664 return true; 1665 } 1666 } 1667 return false; 1668 } 1669 1670 void updateFromSettingsLocked(boolean enabledMayChange) { 1671 updateInputMethodsFromSettingsLocked(enabledMayChange); 1672 updateKeyboardFromSettingsLocked(); 1673 } 1674 1675 void updateInputMethodsFromSettingsLocked(boolean enabledMayChange) { 1676 if (enabledMayChange) { 1677 List<InputMethodInfo> enabled = mSettings.getEnabledInputMethodListLocked(); 1678 for (int i=0; i<enabled.size(); i++) { 1679 // We allow the user to select "disabled until used" apps, so if they 1680 // are enabling one of those here we now need to make it enabled. 1681 InputMethodInfo imm = enabled.get(i); 1682 try { 1683 ApplicationInfo ai = mIPackageManager.getApplicationInfo(imm.getPackageName(), 1684 PackageManager.GET_DISABLED_UNTIL_USED_COMPONENTS, 1685 mSettings.getCurrentUserId()); 1686 if (ai != null && ai.enabledSetting 1687 == PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED) { 1688 if (DEBUG) { 1689 Slog.d(TAG, "Update state(" + imm.getId() 1690 + "): DISABLED_UNTIL_USED -> DEFAULT"); 1691 } 1692 mIPackageManager.setApplicationEnabledSetting(imm.getPackageName(), 1693 PackageManager.COMPONENT_ENABLED_STATE_DEFAULT, 1694 PackageManager.DONT_KILL_APP, mSettings.getCurrentUserId(), 1695 mContext.getBasePackageName()); 1696 } 1697 } catch (RemoteException e) { 1698 } 1699 } 1700 } 1701 // We are assuming that whoever is changing DEFAULT_INPUT_METHOD and 1702 // ENABLED_INPUT_METHODS is taking care of keeping them correctly in 1703 // sync, so we will never have a DEFAULT_INPUT_METHOD that is not 1704 // enabled. 1705 String id = mSettings.getSelectedInputMethod(); 1706 // There is no input method selected, try to choose new applicable input method. 1707 if (TextUtils.isEmpty(id) && chooseNewDefaultIMELocked()) { 1708 id = mSettings.getSelectedInputMethod(); 1709 } 1710 if (!TextUtils.isEmpty(id)) { 1711 try { 1712 setInputMethodLocked(id, mSettings.getSelectedInputMethodSubtypeId(id)); 1713 } catch (IllegalArgumentException e) { 1714 Slog.w(TAG, "Unknown input method from prefs: " + id, e); 1715 mCurMethodId = null; 1716 unbindCurrentMethodLocked(true, false); 1717 } 1718 mShortcutInputMethodsAndSubtypes.clear(); 1719 } else { 1720 // There is no longer an input method set, so stop any current one. 1721 mCurMethodId = null; 1722 unbindCurrentMethodLocked(true, false); 1723 } 1724 // Here is not the perfect place to reset the switching controller. Ideally 1725 // mSwitchingController and mSettings should be able to share the same state. 1726 // TODO: Make sure that mSwitchingController and mSettings are sharing the 1727 // the same enabled IMEs list. 1728 mSwitchingController.resetCircularListLocked(mContext); 1729 1730 } 1731 1732 public void updateKeyboardFromSettingsLocked() { 1733 mShowImeWithHardKeyboard = mSettings.isShowImeWithHardKeyboardEnabled(); 1734 if (mSwitchingDialog != null 1735 && mSwitchingDialogTitleView != null 1736 && mSwitchingDialog.isShowing()) { 1737 final Switch hardKeySwitch = (Switch)mSwitchingDialogTitleView.findViewById( 1738 com.android.internal.R.id.hard_keyboard_switch); 1739 hardKeySwitch.setChecked(mShowImeWithHardKeyboard); 1740 } 1741 } 1742 1743 /* package */ void setInputMethodLocked(String id, int subtypeId) { 1744 InputMethodInfo info = mMethodMap.get(id); 1745 if (info == null) { 1746 throw new IllegalArgumentException("Unknown id: " + id); 1747 } 1748 1749 // See if we need to notify a subtype change within the same IME. 1750 if (id.equals(mCurMethodId)) { 1751 final int subtypeCount = info.getSubtypeCount(); 1752 if (subtypeCount <= 0) { 1753 return; 1754 } 1755 final InputMethodSubtype oldSubtype = mCurrentSubtype; 1756 final InputMethodSubtype newSubtype; 1757 if (subtypeId >= 0 && subtypeId < subtypeCount) { 1758 newSubtype = info.getSubtypeAt(subtypeId); 1759 } else { 1760 // If subtype is null, try to find the most applicable one from 1761 // getCurrentInputMethodSubtype. 1762 newSubtype = getCurrentInputMethodSubtypeLocked(); 1763 } 1764 if (newSubtype == null || oldSubtype == null) { 1765 Slog.w(TAG, "Illegal subtype state: old subtype = " + oldSubtype 1766 + ", new subtype = " + newSubtype); 1767 return; 1768 } 1769 if (newSubtype != oldSubtype) { 1770 setSelectedInputMethodAndSubtypeLocked(info, subtypeId, true); 1771 if (mCurMethod != null) { 1772 try { 1773 refreshImeWindowVisibilityLocked(); 1774 mCurMethod.changeInputMethodSubtype(newSubtype); 1775 } catch (RemoteException e) { 1776 Slog.w(TAG, "Failed to call changeInputMethodSubtype"); 1777 } 1778 } 1779 } 1780 return; 1781 } 1782 1783 // Changing to a different IME. 1784 final long ident = Binder.clearCallingIdentity(); 1785 try { 1786 // Set a subtype to this input method. 1787 // subtypeId the name of a subtype which will be set. 1788 setSelectedInputMethodAndSubtypeLocked(info, subtypeId, false); 1789 // mCurMethodId should be updated after setSelectedInputMethodAndSubtypeLocked() 1790 // because mCurMethodId is stored as a history in 1791 // setSelectedInputMethodAndSubtypeLocked(). 1792 mCurMethodId = id; 1793 1794 if (ActivityManagerNative.isSystemReady()) { 1795 Intent intent = new Intent(Intent.ACTION_INPUT_METHOD_CHANGED); 1796 intent.addFlags(Intent.FLAG_RECEIVER_REPLACE_PENDING); 1797 intent.putExtra("input_method_id", id); 1798 mContext.sendBroadcastAsUser(intent, UserHandle.CURRENT); 1799 } 1800 unbindCurrentClientLocked(); 1801 } finally { 1802 Binder.restoreCallingIdentity(ident); 1803 } 1804 } 1805 1806 @Override 1807 public boolean showSoftInput(IInputMethodClient client, int flags, 1808 ResultReceiver resultReceiver) { 1809 if (!calledFromValidUser()) { 1810 return false; 1811 } 1812 int uid = Binder.getCallingUid(); 1813 long ident = Binder.clearCallingIdentity(); 1814 try { 1815 synchronized (mMethodMap) { 1816 if (mCurClient == null || client == null 1817 || mCurClient.client.asBinder() != client.asBinder()) { 1818 try { 1819 // We need to check if this is the current client with 1820 // focus in the window manager, to allow this call to 1821 // be made before input is started in it. 1822 if (!mIWindowManager.inputMethodClientHasFocus(client)) { 1823 Slog.w(TAG, "Ignoring showSoftInput of uid " + uid + ": " + client); 1824 return false; 1825 } 1826 } catch (RemoteException e) { 1827 return false; 1828 } 1829 } 1830 1831 if (DEBUG) Slog.v(TAG, "Client requesting input be shown"); 1832 return showCurrentInputLocked(flags, resultReceiver); 1833 } 1834 } finally { 1835 Binder.restoreCallingIdentity(ident); 1836 } 1837 } 1838 1839 boolean showCurrentInputLocked(int flags, ResultReceiver resultReceiver) { 1840 mShowRequested = true; 1841 if ((flags&InputMethodManager.SHOW_IMPLICIT) == 0) { 1842 mShowExplicitlyRequested = true; 1843 } 1844 if ((flags&InputMethodManager.SHOW_FORCED) != 0) { 1845 mShowExplicitlyRequested = true; 1846 mShowForced = true; 1847 } 1848 1849 if (!mSystemReady) { 1850 return false; 1851 } 1852 1853 boolean res = false; 1854 if (mCurMethod != null) { 1855 if (DEBUG) Slog.d(TAG, "showCurrentInputLocked: mCurToken=" + mCurToken); 1856 executeOrSendMessage(mCurMethod, mCaller.obtainMessageIOO( 1857 MSG_SHOW_SOFT_INPUT, getImeShowFlags(), mCurMethod, 1858 resultReceiver)); 1859 mInputShown = true; 1860 if (mHaveConnection && !mVisibleBound) { 1861 bindCurrentInputMethodService( 1862 mCurIntent, mVisibleConnection, Context.BIND_AUTO_CREATE 1863 | Context.BIND_TREAT_LIKE_ACTIVITY); 1864 mVisibleBound = true; 1865 } 1866 res = true; 1867 } else if (mHaveConnection && SystemClock.uptimeMillis() 1868 >= (mLastBindTime+TIME_TO_RECONNECT)) { 1869 // The client has asked to have the input method shown, but 1870 // we have been sitting here too long with a connection to the 1871 // service and no interface received, so let's disconnect/connect 1872 // to try to prod things along. 1873 EventLog.writeEvent(EventLogTags.IMF_FORCE_RECONNECT_IME, mCurMethodId, 1874 SystemClock.uptimeMillis()-mLastBindTime,1); 1875 Slog.w(TAG, "Force disconnect/connect to the IME in showCurrentInputLocked()"); 1876 mContext.unbindService(this); 1877 bindCurrentInputMethodService(mCurIntent, this, Context.BIND_AUTO_CREATE 1878 | Context.BIND_NOT_VISIBLE); 1879 } else { 1880 if (DEBUG) { 1881 Slog.d(TAG, "Can't show input: connection = " + mHaveConnection + ", time = " 1882 + ((mLastBindTime+TIME_TO_RECONNECT) - SystemClock.uptimeMillis())); 1883 } 1884 } 1885 1886 return res; 1887 } 1888 1889 @Override 1890 public boolean hideSoftInput(IInputMethodClient client, int flags, 1891 ResultReceiver resultReceiver) { 1892 if (!calledFromValidUser()) { 1893 return false; 1894 } 1895 int uid = Binder.getCallingUid(); 1896 long ident = Binder.clearCallingIdentity(); 1897 try { 1898 synchronized (mMethodMap) { 1899 if (mCurClient == null || client == null 1900 || mCurClient.client.asBinder() != client.asBinder()) { 1901 try { 1902 // We need to check if this is the current client with 1903 // focus in the window manager, to allow this call to 1904 // be made before input is started in it. 1905 if (!mIWindowManager.inputMethodClientHasFocus(client)) { 1906 if (DEBUG) Slog.w(TAG, "Ignoring hideSoftInput of uid " 1907 + uid + ": " + client); 1908 setImeWindowVisibilityStatusHiddenLocked(); 1909 return false; 1910 } 1911 } catch (RemoteException e) { 1912 setImeWindowVisibilityStatusHiddenLocked(); 1913 return false; 1914 } 1915 } 1916 1917 if (DEBUG) Slog.v(TAG, "Client requesting input be hidden"); 1918 return hideCurrentInputLocked(flags, resultReceiver); 1919 } 1920 } finally { 1921 Binder.restoreCallingIdentity(ident); 1922 } 1923 } 1924 1925 boolean hideCurrentInputLocked(int flags, ResultReceiver resultReceiver) { 1926 if ((flags&InputMethodManager.HIDE_IMPLICIT_ONLY) != 0 1927 && (mShowExplicitlyRequested || mShowForced)) { 1928 if (DEBUG) Slog.v(TAG, "Not hiding: explicit show not cancelled by non-explicit hide"); 1929 return false; 1930 } 1931 if (mShowForced && (flags&InputMethodManager.HIDE_NOT_ALWAYS) != 0) { 1932 if (DEBUG) Slog.v(TAG, "Not hiding: forced show not cancelled by not-always hide"); 1933 return false; 1934 } 1935 boolean res; 1936 if (mInputShown && mCurMethod != null) { 1937 executeOrSendMessage(mCurMethod, mCaller.obtainMessageOO( 1938 MSG_HIDE_SOFT_INPUT, mCurMethod, resultReceiver)); 1939 res = true; 1940 } else { 1941 res = false; 1942 } 1943 if (mHaveConnection && mVisibleBound) { 1944 mContext.unbindService(mVisibleConnection); 1945 mVisibleBound = false; 1946 } 1947 mInputShown = false; 1948 mShowRequested = false; 1949 mShowExplicitlyRequested = false; 1950 mShowForced = false; 1951 return res; 1952 } 1953 1954 @Override 1955 public InputBindResult windowGainedFocus(IInputMethodClient client, IBinder windowToken, 1956 int controlFlags, int softInputMode, int windowFlags, 1957 EditorInfo attribute, IInputContext inputContext) { 1958 // Needs to check the validity before clearing calling identity 1959 final boolean calledFromValidUser = calledFromValidUser(); 1960 1961 InputBindResult res = null; 1962 long ident = Binder.clearCallingIdentity(); 1963 try { 1964 synchronized (mMethodMap) { 1965 if (DEBUG) Slog.v(TAG, "windowGainedFocus: " + client.asBinder() 1966 + " controlFlags=#" + Integer.toHexString(controlFlags) 1967 + " softInputMode=#" + Integer.toHexString(softInputMode) 1968 + " windowFlags=#" + Integer.toHexString(windowFlags)); 1969 1970 ClientState cs = mClients.get(client.asBinder()); 1971 if (cs == null) { 1972 throw new IllegalArgumentException("unknown client " 1973 + client.asBinder()); 1974 } 1975 1976 try { 1977 if (!mIWindowManager.inputMethodClientHasFocus(cs.client)) { 1978 // Check with the window manager to make sure this client actually 1979 // has a window with focus. If not, reject. This is thread safe 1980 // because if the focus changes some time before or after, the 1981 // next client receiving focus that has any interest in input will 1982 // be calling through here after that change happens. 1983 Slog.w(TAG, "Focus gain on non-focused client " + cs.client 1984 + " (uid=" + cs.uid + " pid=" + cs.pid + ")"); 1985 return null; 1986 } 1987 } catch (RemoteException e) { 1988 } 1989 1990 if (!calledFromValidUser) { 1991 Slog.w(TAG, "A background user is requesting window. Hiding IME."); 1992 Slog.w(TAG, "If you want to interect with IME, you need " 1993 + "android.permission.INTERACT_ACROSS_USERS_FULL"); 1994 hideCurrentInputLocked(0, null); 1995 return null; 1996 } 1997 1998 if (mCurFocusedWindow == windowToken) { 1999 Slog.w(TAG, "Window already focused, ignoring focus gain of: " + client 2000 + " attribute=" + attribute + ", token = " + windowToken); 2001 if (attribute != null) { 2002 return startInputUncheckedLocked(cs, inputContext, attribute, 2003 controlFlags); 2004 } 2005 return null; 2006 } 2007 mCurFocusedWindow = windowToken; 2008 2009 // Should we auto-show the IME even if the caller has not 2010 // specified what should be done with it? 2011 // We only do this automatically if the window can resize 2012 // to accommodate the IME (so what the user sees will give 2013 // them good context without input information being obscured 2014 // by the IME) or if running on a large screen where there 2015 // is more room for the target window + IME. 2016 final boolean doAutoShow = 2017 (softInputMode & WindowManager.LayoutParams.SOFT_INPUT_MASK_ADJUST) 2018 == WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE 2019 || mRes.getConfiguration().isLayoutSizeAtLeast( 2020 Configuration.SCREENLAYOUT_SIZE_LARGE); 2021 final boolean isTextEditor = 2022 (controlFlags&InputMethodManager.CONTROL_WINDOW_IS_TEXT_EDITOR) != 0; 2023 2024 // We want to start input before showing the IME, but after closing 2025 // it. We want to do this after closing it to help the IME disappear 2026 // more quickly (not get stuck behind it initializing itself for the 2027 // new focused input, even if its window wants to hide the IME). 2028 boolean didStart = false; 2029 2030 switch (softInputMode&WindowManager.LayoutParams.SOFT_INPUT_MASK_STATE) { 2031 case WindowManager.LayoutParams.SOFT_INPUT_STATE_UNSPECIFIED: 2032 if (!isTextEditor || !doAutoShow) { 2033 if (WindowManager.LayoutParams.mayUseInputMethod(windowFlags)) { 2034 // There is no focus view, and this window will 2035 // be behind any soft input window, so hide the 2036 // soft input window if it is shown. 2037 if (DEBUG) Slog.v(TAG, "Unspecified window will hide input"); 2038 hideCurrentInputLocked(InputMethodManager.HIDE_NOT_ALWAYS, null); 2039 } 2040 } else if (isTextEditor && doAutoShow && (softInputMode & 2041 WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION) != 0) { 2042 // There is a focus view, and we are navigating forward 2043 // into the window, so show the input window for the user. 2044 // We only do this automatically if the window can resize 2045 // to accommodate the IME (so what the user sees will give 2046 // them good context without input information being obscured 2047 // by the IME) or if running on a large screen where there 2048 // is more room for the target window + IME. 2049 if (DEBUG) Slog.v(TAG, "Unspecified window will show input"); 2050 if (attribute != null) { 2051 res = startInputUncheckedLocked(cs, inputContext, attribute, 2052 controlFlags); 2053 didStart = true; 2054 } 2055 showCurrentInputLocked(InputMethodManager.SHOW_IMPLICIT, null); 2056 } 2057 break; 2058 case WindowManager.LayoutParams.SOFT_INPUT_STATE_UNCHANGED: 2059 // Do nothing. 2060 break; 2061 case WindowManager.LayoutParams.SOFT_INPUT_STATE_HIDDEN: 2062 if ((softInputMode & 2063 WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION) != 0) { 2064 if (DEBUG) Slog.v(TAG, "Window asks to hide input going forward"); 2065 hideCurrentInputLocked(0, null); 2066 } 2067 break; 2068 case WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_HIDDEN: 2069 if (DEBUG) Slog.v(TAG, "Window asks to hide input"); 2070 hideCurrentInputLocked(0, null); 2071 break; 2072 case WindowManager.LayoutParams.SOFT_INPUT_STATE_VISIBLE: 2073 if ((softInputMode & 2074 WindowManager.LayoutParams.SOFT_INPUT_IS_FORWARD_NAVIGATION) != 0) { 2075 if (DEBUG) Slog.v(TAG, "Window asks to show input going forward"); 2076 if (attribute != null) { 2077 res = startInputUncheckedLocked(cs, inputContext, attribute, 2078 controlFlags); 2079 didStart = true; 2080 } 2081 showCurrentInputLocked(InputMethodManager.SHOW_IMPLICIT, null); 2082 } 2083 break; 2084 case WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_VISIBLE: 2085 if (DEBUG) Slog.v(TAG, "Window asks to always show input"); 2086 if (attribute != null) { 2087 res = startInputUncheckedLocked(cs, inputContext, attribute, 2088 controlFlags); 2089 didStart = true; 2090 } 2091 showCurrentInputLocked(InputMethodManager.SHOW_IMPLICIT, null); 2092 break; 2093 } 2094 2095 if (!didStart && attribute != null) { 2096 res = startInputUncheckedLocked(cs, inputContext, attribute, 2097 controlFlags); 2098 } 2099 } 2100 } finally { 2101 Binder.restoreCallingIdentity(ident); 2102 } 2103 2104 return res; 2105 } 2106 2107 @Override 2108 public void showInputMethodPickerFromClient(IInputMethodClient client) { 2109 if (!calledFromValidUser()) { 2110 return; 2111 } 2112 synchronized (mMethodMap) { 2113 if (mCurClient == null || client == null 2114 || mCurClient.client.asBinder() != client.asBinder()) { 2115 Slog.w(TAG, "Ignoring showInputMethodPickerFromClient of uid " 2116 + Binder.getCallingUid() + ": " + client); 2117 } 2118 2119 // Always call subtype picker, because subtype picker is a superset of input method 2120 // picker. 2121 mHandler.sendEmptyMessage(MSG_SHOW_IM_SUBTYPE_PICKER); 2122 } 2123 } 2124 2125 @Override 2126 public void setInputMethod(IBinder token, String id) { 2127 if (!calledFromValidUser()) { 2128 return; 2129 } 2130 setInputMethodWithSubtypeId(token, id, NOT_A_SUBTYPE_ID); 2131 } 2132 2133 @Override 2134 public void setInputMethodAndSubtype(IBinder token, String id, InputMethodSubtype subtype) { 2135 if (!calledFromValidUser()) { 2136 return; 2137 } 2138 synchronized (mMethodMap) { 2139 if (subtype != null) { 2140 setInputMethodWithSubtypeIdLocked(token, id, 2141 InputMethodUtils.getSubtypeIdFromHashCode(mMethodMap.get(id), 2142 subtype.hashCode())); 2143 } else { 2144 setInputMethod(token, id); 2145 } 2146 } 2147 } 2148 2149 @Override 2150 public void showInputMethodAndSubtypeEnablerFromClient( 2151 IInputMethodClient client, String inputMethodId) { 2152 if (!calledFromValidUser()) { 2153 return; 2154 } 2155 synchronized (mMethodMap) { 2156 if (mCurClient == null || client == null 2157 || mCurClient.client.asBinder() != client.asBinder()) { 2158 Slog.w(TAG, "Ignoring showInputMethodAndSubtypeEnablerFromClient of: " + client); 2159 } 2160 executeOrSendMessage(mCurMethod, mCaller.obtainMessageO( 2161 MSG_SHOW_IM_SUBTYPE_ENABLER, inputMethodId)); 2162 } 2163 } 2164 2165 @Override 2166 public boolean switchToLastInputMethod(IBinder token) { 2167 if (!calledFromValidUser()) { 2168 return false; 2169 } 2170 synchronized (mMethodMap) { 2171 final Pair<String, String> lastIme = mSettings.getLastInputMethodAndSubtypeLocked(); 2172 final InputMethodInfo lastImi; 2173 if (lastIme != null) { 2174 lastImi = mMethodMap.get(lastIme.first); 2175 } else { 2176 lastImi = null; 2177 } 2178 String targetLastImiId = null; 2179 int subtypeId = NOT_A_SUBTYPE_ID; 2180 if (lastIme != null && lastImi != null) { 2181 final boolean imiIdIsSame = lastImi.getId().equals(mCurMethodId); 2182 final int lastSubtypeHash = Integer.valueOf(lastIme.second); 2183 final int currentSubtypeHash = mCurrentSubtype == null ? NOT_A_SUBTYPE_ID 2184 : mCurrentSubtype.hashCode(); 2185 // If the last IME is the same as the current IME and the last subtype is not 2186 // defined, there is no need to switch to the last IME. 2187 if (!imiIdIsSame || lastSubtypeHash != currentSubtypeHash) { 2188 targetLastImiId = lastIme.first; 2189 subtypeId = InputMethodUtils.getSubtypeIdFromHashCode(lastImi, lastSubtypeHash); 2190 } 2191 } 2192 2193 if (TextUtils.isEmpty(targetLastImiId) 2194 && !InputMethodUtils.canAddToLastInputMethod(mCurrentSubtype)) { 2195 // This is a safety net. If the currentSubtype can't be added to the history 2196 // and the framework couldn't find the last ime, we will make the last ime be 2197 // the most applicable enabled keyboard subtype of the system imes. 2198 final List<InputMethodInfo> enabled = mSettings.getEnabledInputMethodListLocked(); 2199 if (enabled != null) { 2200 final int N = enabled.size(); 2201 final String locale = mCurrentSubtype == null 2202 ? mRes.getConfiguration().locale.toString() 2203 : mCurrentSubtype.getLocale(); 2204 for (int i = 0; i < N; ++i) { 2205 final InputMethodInfo imi = enabled.get(i); 2206 if (imi.getSubtypeCount() > 0 && InputMethodUtils.isSystemIme(imi)) { 2207 InputMethodSubtype keyboardSubtype = 2208 InputMethodUtils.findLastResortApplicableSubtypeLocked(mRes, 2209 InputMethodUtils.getSubtypes(imi), 2210 InputMethodUtils.SUBTYPE_MODE_KEYBOARD, locale, true); 2211 if (keyboardSubtype != null) { 2212 targetLastImiId = imi.getId(); 2213 subtypeId = InputMethodUtils.getSubtypeIdFromHashCode( 2214 imi, keyboardSubtype.hashCode()); 2215 if(keyboardSubtype.getLocale().equals(locale)) { 2216 break; 2217 } 2218 } 2219 } 2220 } 2221 } 2222 } 2223 2224 if (!TextUtils.isEmpty(targetLastImiId)) { 2225 if (DEBUG) { 2226 Slog.d(TAG, "Switch to: " + lastImi.getId() + ", " + lastIme.second 2227 + ", from: " + mCurMethodId + ", " + subtypeId); 2228 } 2229 setInputMethodWithSubtypeIdLocked(token, targetLastImiId, subtypeId); 2230 return true; 2231 } else { 2232 return false; 2233 } 2234 } 2235 } 2236 2237 @Override 2238 public boolean switchToNextInputMethod(IBinder token, boolean onlyCurrentIme) { 2239 if (!calledFromValidUser()) { 2240 return false; 2241 } 2242 synchronized (mMethodMap) { 2243 if (!calledWithValidToken(token)) { 2244 final int uid = Binder.getCallingUid(); 2245 Slog.e(TAG, "Ignoring switchToNextInputMethod due to an invalid token. uid:" + uid 2246 + " token:" + token); 2247 return false; 2248 } 2249 final ImeSubtypeListItem nextSubtype = mSwitchingController.getNextInputMethodLocked( 2250 onlyCurrentIme, mMethodMap.get(mCurMethodId), mCurrentSubtype); 2251 if (nextSubtype == null) { 2252 return false; 2253 } 2254 setInputMethodWithSubtypeIdLocked(token, nextSubtype.mImi.getId(), 2255 nextSubtype.mSubtypeId); 2256 return true; 2257 } 2258 } 2259 2260 @Override 2261 public boolean shouldOfferSwitchingToNextInputMethod(IBinder token) { 2262 if (!calledFromValidUser()) { 2263 return false; 2264 } 2265 synchronized (mMethodMap) { 2266 if (!calledWithValidToken(token)) { 2267 final int uid = Binder.getCallingUid(); 2268 Slog.e(TAG, "Ignoring shouldOfferSwitchingToNextInputMethod due to an invalid " 2269 + "token. uid:" + uid + " token:" + token); 2270 return false; 2271 } 2272 final ImeSubtypeListItem nextSubtype = mSwitchingController.getNextInputMethodLocked( 2273 false /* onlyCurrentIme */, mMethodMap.get(mCurMethodId), mCurrentSubtype); 2274 if (nextSubtype == null) { 2275 return false; 2276 } 2277 return true; 2278 } 2279 } 2280 2281 @Override 2282 public InputMethodSubtype getLastInputMethodSubtype() { 2283 if (!calledFromValidUser()) { 2284 return null; 2285 } 2286 synchronized (mMethodMap) { 2287 final Pair<String, String> lastIme = mSettings.getLastInputMethodAndSubtypeLocked(); 2288 // TODO: Handle the case of the last IME with no subtypes 2289 if (lastIme == null || TextUtils.isEmpty(lastIme.first) 2290 || TextUtils.isEmpty(lastIme.second)) return null; 2291 final InputMethodInfo lastImi = mMethodMap.get(lastIme.first); 2292 if (lastImi == null) return null; 2293 try { 2294 final int lastSubtypeHash = Integer.valueOf(lastIme.second); 2295 final int lastSubtypeId = 2296 InputMethodUtils.getSubtypeIdFromHashCode(lastImi, lastSubtypeHash); 2297 if (lastSubtypeId < 0 || lastSubtypeId >= lastImi.getSubtypeCount()) { 2298 return null; 2299 } 2300 return lastImi.getSubtypeAt(lastSubtypeId); 2301 } catch (NumberFormatException e) { 2302 return null; 2303 } 2304 } 2305 } 2306 2307 @Override 2308 public void setAdditionalInputMethodSubtypes(String imiId, InputMethodSubtype[] subtypes) { 2309 if (!calledFromValidUser()) { 2310 return; 2311 } 2312 // By this IPC call, only a process which shares the same uid with the IME can add 2313 // additional input method subtypes to the IME. 2314 if (TextUtils.isEmpty(imiId) || subtypes == null || subtypes.length == 0) return; 2315 synchronized (mMethodMap) { 2316 final InputMethodInfo imi = mMethodMap.get(imiId); 2317 if (imi == null) return; 2318 final String[] packageInfos; 2319 try { 2320 packageInfos = mIPackageManager.getPackagesForUid(Binder.getCallingUid()); 2321 } catch (RemoteException e) { 2322 Slog.e(TAG, "Failed to get package infos"); 2323 return; 2324 } 2325 if (packageInfos != null) { 2326 final int packageNum = packageInfos.length; 2327 for (int i = 0; i < packageNum; ++i) { 2328 if (packageInfos[i].equals(imi.getPackageName())) { 2329 mFileManager.addInputMethodSubtypes(imi, subtypes); 2330 final long ident = Binder.clearCallingIdentity(); 2331 try { 2332 buildInputMethodListLocked(mMethodList, mMethodMap, 2333 false /* resetDefaultEnabledIme */); 2334 } finally { 2335 Binder.restoreCallingIdentity(ident); 2336 } 2337 return; 2338 } 2339 } 2340 } 2341 } 2342 return; 2343 } 2344 2345 @Override 2346 public int getInputMethodWindowVisibleHeight() { 2347 return mWindowManagerService.getInputMethodWindowVisibleHeight(); 2348 } 2349 2350 @Override 2351 public void notifyUserAction(int sequenceNumber) { 2352 if (DEBUG) { 2353 Slog.d(TAG, "Got the notification of a user action. sequenceNumber:" + sequenceNumber); 2354 } 2355 synchronized (mMethodMap) { 2356 if (mCurUserActionNotificationSequenceNumber != sequenceNumber) { 2357 if (DEBUG) { 2358 Slog.d(TAG, "Ignoring the user action notification due to the sequence number " 2359 + "mismatch. expected:" + mCurUserActionNotificationSequenceNumber 2360 + " actual: " + sequenceNumber); 2361 } 2362 return; 2363 } 2364 final InputMethodInfo imi = mMethodMap.get(mCurMethodId); 2365 if (imi != null) { 2366 mSwitchingController.onUserActionLocked(imi, mCurrentSubtype); 2367 } 2368 } 2369 } 2370 2371 private void setInputMethodWithSubtypeId(IBinder token, String id, int subtypeId) { 2372 synchronized (mMethodMap) { 2373 setInputMethodWithSubtypeIdLocked(token, id, subtypeId); 2374 } 2375 } 2376 2377 private void setInputMethodWithSubtypeIdLocked(IBinder token, String id, int subtypeId) { 2378 if (token == null) { 2379 if (mContext.checkCallingOrSelfPermission( 2380 android.Manifest.permission.WRITE_SECURE_SETTINGS) 2381 != PackageManager.PERMISSION_GRANTED) { 2382 throw new SecurityException( 2383 "Using null token requires permission " 2384 + android.Manifest.permission.WRITE_SECURE_SETTINGS); 2385 } 2386 } else if (mCurToken != token) { 2387 Slog.w(TAG, "Ignoring setInputMethod of uid " + Binder.getCallingUid() 2388 + " token: " + token); 2389 return; 2390 } 2391 2392 final long ident = Binder.clearCallingIdentity(); 2393 try { 2394 setInputMethodLocked(id, subtypeId); 2395 } finally { 2396 Binder.restoreCallingIdentity(ident); 2397 } 2398 } 2399 2400 @Override 2401 public void hideMySoftInput(IBinder token, int flags) { 2402 if (!calledFromValidUser()) { 2403 return; 2404 } 2405 synchronized (mMethodMap) { 2406 if (!calledWithValidToken(token)) { 2407 final int uid = Binder.getCallingUid(); 2408 Slog.e(TAG, "Ignoring hideInputMethod due to an invalid token. uid:" 2409 + uid + " token:" + token); 2410 return; 2411 } 2412 long ident = Binder.clearCallingIdentity(); 2413 try { 2414 hideCurrentInputLocked(flags, null); 2415 } finally { 2416 Binder.restoreCallingIdentity(ident); 2417 } 2418 } 2419 } 2420 2421 @Override 2422 public void showMySoftInput(IBinder token, int flags) { 2423 if (!calledFromValidUser()) { 2424 return; 2425 } 2426 synchronized (mMethodMap) { 2427 if (!calledWithValidToken(token)) { 2428 final int uid = Binder.getCallingUid(); 2429 Slog.e(TAG, "Ignoring showMySoftInput due to an invalid token. uid:" 2430 + uid + " token:" + token); 2431 return; 2432 } 2433 long ident = Binder.clearCallingIdentity(); 2434 try { 2435 showCurrentInputLocked(flags, null); 2436 } finally { 2437 Binder.restoreCallingIdentity(ident); 2438 } 2439 } 2440 } 2441 2442 void setEnabledSessionInMainThread(SessionState session) { 2443 if (mEnabledSession != session) { 2444 if (mEnabledSession != null && mEnabledSession.session != null) { 2445 try { 2446 if (DEBUG) Slog.v(TAG, "Disabling: " + mEnabledSession); 2447 mEnabledSession.method.setSessionEnabled(mEnabledSession.session, false); 2448 } catch (RemoteException e) { 2449 } 2450 } 2451 mEnabledSession = session; 2452 if (mEnabledSession != null && mEnabledSession.session != null) { 2453 try { 2454 if (DEBUG) Slog.v(TAG, "Enabling: " + mEnabledSession); 2455 mEnabledSession.method.setSessionEnabled(mEnabledSession.session, true); 2456 } catch (RemoteException e) { 2457 } 2458 } 2459 } 2460 } 2461 2462 @Override 2463 public boolean handleMessage(Message msg) { 2464 SomeArgs args; 2465 switch (msg.what) { 2466 case MSG_SHOW_IM_PICKER: 2467 showInputMethodMenu(); 2468 return true; 2469 2470 case MSG_SHOW_IM_SUBTYPE_PICKER: 2471 showInputMethodSubtypeMenu(); 2472 return true; 2473 2474 case MSG_SHOW_IM_SUBTYPE_ENABLER: 2475 args = (SomeArgs)msg.obj; 2476 showInputMethodAndSubtypeEnabler((String)args.arg1); 2477 args.recycle(); 2478 return true; 2479 2480 case MSG_SHOW_IM_CONFIG: 2481 showConfigureInputMethods(); 2482 return true; 2483 2484 // --------------------------------------------------------- 2485 2486 case MSG_UNBIND_INPUT: 2487 try { 2488 ((IInputMethod)msg.obj).unbindInput(); 2489 } catch (RemoteException e) { 2490 // There is nothing interesting about the method dying. 2491 } 2492 return true; 2493 case MSG_BIND_INPUT: 2494 args = (SomeArgs)msg.obj; 2495 try { 2496 ((IInputMethod)args.arg1).bindInput((InputBinding)args.arg2); 2497 } catch (RemoteException e) { 2498 } 2499 args.recycle(); 2500 return true; 2501 case MSG_SHOW_SOFT_INPUT: 2502 args = (SomeArgs)msg.obj; 2503 try { 2504 if (DEBUG) Slog.v(TAG, "Calling " + args.arg1 + ".showSoftInput(" 2505 + msg.arg1 + ", " + args.arg2 + ")"); 2506 ((IInputMethod)args.arg1).showSoftInput(msg.arg1, (ResultReceiver)args.arg2); 2507 } catch (RemoteException e) { 2508 } 2509 args.recycle(); 2510 return true; 2511 case MSG_HIDE_SOFT_INPUT: 2512 args = (SomeArgs)msg.obj; 2513 try { 2514 if (DEBUG) Slog.v(TAG, "Calling " + args.arg1 + ".hideSoftInput(0, " 2515 + args.arg2 + ")"); 2516 ((IInputMethod)args.arg1).hideSoftInput(0, (ResultReceiver)args.arg2); 2517 } catch (RemoteException e) { 2518 } 2519 args.recycle(); 2520 return true; 2521 case MSG_ATTACH_TOKEN: 2522 args = (SomeArgs)msg.obj; 2523 try { 2524 if (DEBUG) Slog.v(TAG, "Sending attach of token: " + args.arg2); 2525 ((IInputMethod)args.arg1).attachToken((IBinder)args.arg2); 2526 } catch (RemoteException e) { 2527 } 2528 args.recycle(); 2529 return true; 2530 case MSG_CREATE_SESSION: { 2531 args = (SomeArgs)msg.obj; 2532 IInputMethod method = (IInputMethod)args.arg1; 2533 InputChannel channel = (InputChannel)args.arg2; 2534 try { 2535 method.createSession(channel, (IInputSessionCallback)args.arg3); 2536 } catch (RemoteException e) { 2537 } finally { 2538 // Dispose the channel if the input method is not local to this process 2539 // because the remote proxy will get its own copy when unparceled. 2540 if (channel != null && Binder.isProxy(method)) { 2541 channel.dispose(); 2542 } 2543 } 2544 args.recycle(); 2545 return true; 2546 } 2547 // --------------------------------------------------------- 2548 2549 case MSG_START_INPUT: 2550 args = (SomeArgs)msg.obj; 2551 try { 2552 SessionState session = (SessionState)args.arg1; 2553 setEnabledSessionInMainThread(session); 2554 session.method.startInput((IInputContext)args.arg2, 2555 (EditorInfo)args.arg3); 2556 } catch (RemoteException e) { 2557 } 2558 args.recycle(); 2559 return true; 2560 case MSG_RESTART_INPUT: 2561 args = (SomeArgs)msg.obj; 2562 try { 2563 SessionState session = (SessionState)args.arg1; 2564 setEnabledSessionInMainThread(session); 2565 session.method.restartInput((IInputContext)args.arg2, 2566 (EditorInfo)args.arg3); 2567 } catch (RemoteException e) { 2568 } 2569 args.recycle(); 2570 return true; 2571 2572 // --------------------------------------------------------- 2573 2574 case MSG_UNBIND_METHOD: 2575 try { 2576 ((IInputMethodClient)msg.obj).onUnbindMethod(msg.arg1); 2577 } catch (RemoteException e) { 2578 // There is nothing interesting about the last client dying. 2579 } 2580 return true; 2581 case MSG_BIND_METHOD: { 2582 args = (SomeArgs)msg.obj; 2583 IInputMethodClient client = (IInputMethodClient)args.arg1; 2584 InputBindResult res = (InputBindResult)args.arg2; 2585 try { 2586 client.onBindMethod(res); 2587 } catch (RemoteException e) { 2588 Slog.w(TAG, "Client died receiving input method " + args.arg2); 2589 } finally { 2590 // Dispose the channel if the input method is not local to this process 2591 // because the remote proxy will get its own copy when unparceled. 2592 if (res.channel != null && Binder.isProxy(client)) { 2593 res.channel.dispose(); 2594 } 2595 } 2596 args.recycle(); 2597 return true; 2598 } 2599 case MSG_SET_ACTIVE: 2600 try { 2601 ((ClientState)msg.obj).client.setActive(msg.arg1 != 0); 2602 } catch (RemoteException e) { 2603 Slog.w(TAG, "Got RemoteException sending setActive(false) notification to pid " 2604 + ((ClientState)msg.obj).pid + " uid " 2605 + ((ClientState)msg.obj).uid); 2606 } 2607 return true; 2608 case MSG_SET_USER_ACTION_NOTIFICATION_SEQUENCE_NUMBER: { 2609 final int sequenceNumber = msg.arg1; 2610 final ClientState clientState = (ClientState)msg.obj; 2611 try { 2612 clientState.client.setUserActionNotificationSequenceNumber(sequenceNumber); 2613 } catch (RemoteException e) { 2614 Slog.w(TAG, "Got RemoteException sending " 2615 + "setUserActionNotificationSequenceNumber(" 2616 + sequenceNumber + ") notification to pid " 2617 + clientState.pid + " uid " 2618 + clientState.uid); 2619 } 2620 return true; 2621 } 2622 2623 // -------------------------------------------------------------- 2624 case MSG_HARD_KEYBOARD_SWITCH_CHANGED: 2625 mHardKeyboardListener.handleHardKeyboardStatusChange(msg.arg1 == 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 updateInputMethodsFromSettingsLocked(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 2762 private void showInputMethodMenuInternal(boolean showSubtypes) { 2763 if (DEBUG) Slog.v(TAG, "Show switching menu"); 2764 2765 final Context context = mContext; 2766 final boolean isScreenLocked = isScreenLocked(); 2767 2768 final String lastInputMethodId = mSettings.getSelectedInputMethod(); 2769 int lastInputMethodSubtypeId = mSettings.getSelectedInputMethodSubtypeId(lastInputMethodId); 2770 if (DEBUG) Slog.v(TAG, "Current IME: " + lastInputMethodId); 2771 2772 synchronized (mMethodMap) { 2773 final HashMap<InputMethodInfo, List<InputMethodSubtype>> immis = 2774 mSettings.getExplicitlyOrImplicitlyEnabledInputMethodsAndSubtypeListLocked( 2775 mContext); 2776 if (immis == null || immis.size() == 0) { 2777 return; 2778 } 2779 2780 hideInputMethodMenuLocked(); 2781 2782 final List<ImeSubtypeListItem> imList = 2783 mSwitchingController.getSortedInputMethodAndSubtypeListLocked( 2784 showSubtypes, mInputShown, isScreenLocked); 2785 2786 if (lastInputMethodSubtypeId == NOT_A_SUBTYPE_ID) { 2787 final InputMethodSubtype currentSubtype = getCurrentInputMethodSubtypeLocked(); 2788 if (currentSubtype != null) { 2789 final InputMethodInfo currentImi = mMethodMap.get(mCurMethodId); 2790 lastInputMethodSubtypeId = InputMethodUtils.getSubtypeIdFromHashCode( 2791 currentImi, currentSubtype.hashCode()); 2792 } 2793 } 2794 2795 final int N = imList.size(); 2796 mIms = new InputMethodInfo[N]; 2797 mSubtypeIds = new int[N]; 2798 int checkedItem = 0; 2799 for (int i = 0; i < N; ++i) { 2800 final ImeSubtypeListItem item = imList.get(i); 2801 mIms[i] = item.mImi; 2802 mSubtypeIds[i] = item.mSubtypeId; 2803 if (mIms[i].getId().equals(lastInputMethodId)) { 2804 int subtypeId = mSubtypeIds[i]; 2805 if ((subtypeId == NOT_A_SUBTYPE_ID) 2806 || (lastInputMethodSubtypeId == NOT_A_SUBTYPE_ID && subtypeId == 0) 2807 || (subtypeId == lastInputMethodSubtypeId)) { 2808 checkedItem = i; 2809 } 2810 } 2811 } 2812 final Context themedContext = new ContextThemeWrapper(context, 2813 android.R.style.Theme_DeviceDefault_Settings); 2814 mDialogBuilder = new AlertDialog.Builder(themedContext); 2815 final TypedArray a = themedContext.obtainStyledAttributes(null, 2816 com.android.internal.R.styleable.DialogPreference, 2817 com.android.internal.R.attr.alertDialogStyle, 0); 2818 mDialogBuilder.setIcon(a.getDrawable( 2819 com.android.internal.R.styleable.DialogPreference_dialogIcon)); 2820 a.recycle(); 2821 mDialogBuilder.setOnCancelListener(new OnCancelListener() { 2822 @Override 2823 public void onCancel(DialogInterface dialog) { 2824 hideInputMethodMenu(); 2825 } 2826 }); 2827 final LayoutInflater inflater = 2828 (LayoutInflater)themedContext.getSystemService(Context.LAYOUT_INFLATER_SERVICE); 2829 final View tv = inflater.inflate( 2830 com.android.internal.R.layout.input_method_switch_dialog_title, null); 2831 mDialogBuilder.setCustomTitle(tv); 2832 2833 // Setup layout for a toggle switch of the hardware keyboard 2834 mSwitchingDialogTitleView = tv; 2835 mSwitchingDialogTitleView 2836 .findViewById(com.android.internal.R.id.hard_keyboard_section) 2837 .setVisibility(mWindowManagerService.isHardKeyboardAvailable() 2838 ? View.VISIBLE : View.GONE); 2839 final Switch hardKeySwitch = (Switch)mSwitchingDialogTitleView.findViewById( 2840 com.android.internal.R.id.hard_keyboard_switch); 2841 hardKeySwitch.setChecked(mShowImeWithHardKeyboard); 2842 hardKeySwitch.setOnCheckedChangeListener(new OnCheckedChangeListener() { 2843 @Override 2844 public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) { 2845 mSettings.setShowImeWithHardKeyboard(isChecked); 2846 // Ensure that the input method dialog is dismissed when changing 2847 // the hardware keyboard state. 2848 hideInputMethodMenu(); 2849 } 2850 }); 2851 2852 final ImeSubtypeListAdapter adapter = new ImeSubtypeListAdapter(themedContext, 2853 com.android.internal.R.layout.input_method_switch_item, imList, checkedItem); 2854 final OnClickListener choiceListener = new OnClickListener() { 2855 @Override 2856 public void onClick(final DialogInterface dialog, final int which) { 2857 synchronized (mMethodMap) { 2858 if (mIms == null || mIms.length <= which || mSubtypeIds == null 2859 || mSubtypeIds.length <= which) { 2860 return; 2861 } 2862 final InputMethodInfo im = mIms[which]; 2863 int subtypeId = mSubtypeIds[which]; 2864 adapter.mCheckedItem = which; 2865 adapter.notifyDataSetChanged(); 2866 hideInputMethodMenu(); 2867 if (im != null) { 2868 if (subtypeId < 0 || subtypeId >= im.getSubtypeCount()) { 2869 subtypeId = NOT_A_SUBTYPE_ID; 2870 } 2871 setInputMethodLocked(im.getId(), subtypeId); 2872 } 2873 } 2874 } 2875 }; 2876 mDialogBuilder.setSingleChoiceItems(adapter, checkedItem, choiceListener); 2877 2878 if (showSubtypes && !isScreenLocked) { 2879 final OnClickListener positiveListener = new OnClickListener() { 2880 @Override 2881 public void onClick(DialogInterface dialog, int whichButton) { 2882 showConfigureInputMethods(); 2883 } 2884 }; 2885 mDialogBuilder.setPositiveButton( 2886 com.android.internal.R.string.configure_input_methods, positiveListener); 2887 } 2888 mSwitchingDialog = mDialogBuilder.create(); 2889 mSwitchingDialog.setCanceledOnTouchOutside(true); 2890 mSwitchingDialog.getWindow().setType( 2891 WindowManager.LayoutParams.TYPE_INPUT_METHOD_DIALOG); 2892 mSwitchingDialog.getWindow().getAttributes().privateFlags |= 2893 WindowManager.LayoutParams.PRIVATE_FLAG_SHOW_FOR_ALL_USERS; 2894 mSwitchingDialog.getWindow().getAttributes().setTitle("Select input method"); 2895 updateImeWindowStatusLocked(); 2896 mSwitchingDialog.show(); 2897 } 2898 } 2899 2900 private static class ImeSubtypeListAdapter extends ArrayAdapter<ImeSubtypeListItem> { 2901 private final LayoutInflater mInflater; 2902 private final int mTextViewResourceId; 2903 private final List<ImeSubtypeListItem> mItemsList; 2904 public int mCheckedItem; 2905 public ImeSubtypeListAdapter(Context context, int textViewResourceId, 2906 List<ImeSubtypeListItem> itemsList, int checkedItem) { 2907 super(context, textViewResourceId, itemsList); 2908 mTextViewResourceId = textViewResourceId; 2909 mItemsList = itemsList; 2910 mCheckedItem = checkedItem; 2911 mInflater = (LayoutInflater)context.getSystemService(Context.LAYOUT_INFLATER_SERVICE); 2912 } 2913 2914 @Override 2915 public View getView(int position, View convertView, ViewGroup parent) { 2916 final View view = convertView != null ? convertView 2917 : mInflater.inflate(mTextViewResourceId, null); 2918 if (position < 0 || position >= mItemsList.size()) return view; 2919 final ImeSubtypeListItem item = mItemsList.get(position); 2920 final CharSequence imeName = item.mImeName; 2921 final CharSequence subtypeName = item.mSubtypeName; 2922 final TextView firstTextView = (TextView)view.findViewById(android.R.id.text1); 2923 final TextView secondTextView = (TextView)view.findViewById(android.R.id.text2); 2924 if (TextUtils.isEmpty(subtypeName)) { 2925 firstTextView.setText(imeName); 2926 secondTextView.setVisibility(View.GONE); 2927 } else { 2928 firstTextView.setText(subtypeName); 2929 secondTextView.setText(imeName); 2930 secondTextView.setVisibility(View.VISIBLE); 2931 } 2932 final RadioButton radioButton = 2933 (RadioButton)view.findViewById(com.android.internal.R.id.radio); 2934 radioButton.setChecked(position == mCheckedItem); 2935 return view; 2936 } 2937 } 2938 2939 void hideInputMethodMenu() { 2940 synchronized (mMethodMap) { 2941 hideInputMethodMenuLocked(); 2942 } 2943 } 2944 2945 void hideInputMethodMenuLocked() { 2946 if (DEBUG) Slog.v(TAG, "Hide switching menu"); 2947 2948 if (mSwitchingDialog != null) { 2949 mSwitchingDialog.dismiss(); 2950 mSwitchingDialog = null; 2951 } 2952 2953 updateImeWindowStatusLocked(); 2954 mDialogBuilder = null; 2955 mIms = null; 2956 } 2957 2958 // ---------------------------------------------------------------------- 2959 2960 @Override 2961 public boolean setInputMethodEnabled(String id, boolean enabled) { 2962 // TODO: Make this work even for non-current users? 2963 if (!calledFromValidUser()) { 2964 return false; 2965 } 2966 synchronized (mMethodMap) { 2967 if (mContext.checkCallingOrSelfPermission( 2968 android.Manifest.permission.WRITE_SECURE_SETTINGS) 2969 != PackageManager.PERMISSION_GRANTED) { 2970 throw new SecurityException( 2971 "Requires permission " 2972 + android.Manifest.permission.WRITE_SECURE_SETTINGS); 2973 } 2974 2975 long ident = Binder.clearCallingIdentity(); 2976 try { 2977 return setInputMethodEnabledLocked(id, enabled); 2978 } finally { 2979 Binder.restoreCallingIdentity(ident); 2980 } 2981 } 2982 } 2983 2984 boolean setInputMethodEnabledLocked(String id, boolean enabled) { 2985 // Make sure this is a valid input method. 2986 InputMethodInfo imm = mMethodMap.get(id); 2987 if (imm == null) { 2988 throw new IllegalArgumentException("Unknown id: " + mCurMethodId); 2989 } 2990 2991 List<Pair<String, ArrayList<String>>> enabledInputMethodsList = mSettings 2992 .getEnabledInputMethodsAndSubtypeListLocked(); 2993 2994 if (enabled) { 2995 for (Pair<String, ArrayList<String>> pair: enabledInputMethodsList) { 2996 if (pair.first.equals(id)) { 2997 // We are enabling this input method, but it is already enabled. 2998 // Nothing to do. The previous state was enabled. 2999 return true; 3000 } 3001 } 3002 mSettings.appendAndPutEnabledInputMethodLocked(id, false); 3003 // Previous state was disabled. 3004 return false; 3005 } else { 3006 StringBuilder builder = new StringBuilder(); 3007 if (mSettings.buildAndPutEnabledInputMethodsStrRemovingIdLocked( 3008 builder, enabledInputMethodsList, id)) { 3009 // Disabled input method is currently selected, switch to another one. 3010 final String selId = mSettings.getSelectedInputMethod(); 3011 if (id.equals(selId) && !chooseNewDefaultIMELocked()) { 3012 Slog.i(TAG, "Can't find new IME, unsetting the current input method."); 3013 resetSelectedInputMethodAndSubtypeLocked(""); 3014 } 3015 // Previous state was enabled. 3016 return true; 3017 } else { 3018 // We are disabling the input method but it is already disabled. 3019 // Nothing to do. The previous state was disabled. 3020 return false; 3021 } 3022 } 3023 } 3024 3025 private void setSelectedInputMethodAndSubtypeLocked(InputMethodInfo imi, int subtypeId, 3026 boolean setSubtypeOnly) { 3027 // Update the history of InputMethod and Subtype 3028 mSettings.saveCurrentInputMethodAndSubtypeToHistory(mCurMethodId, mCurrentSubtype); 3029 3030 mCurUserActionNotificationSequenceNumber = 3031 Math.max(mCurUserActionNotificationSequenceNumber + 1, 1); 3032 if (DEBUG) { 3033 Slog.d(TAG, "Bump mCurUserActionNotificationSequenceNumber:" 3034 + mCurUserActionNotificationSequenceNumber); 3035 } 3036 3037 if (mCurClient != null && mCurClient.client != null) { 3038 executeOrSendMessage(mCurClient.client, mCaller.obtainMessageIO( 3039 MSG_SET_USER_ACTION_NOTIFICATION_SEQUENCE_NUMBER, 3040 mCurUserActionNotificationSequenceNumber, mCurClient)); 3041 } 3042 3043 // Set Subtype here 3044 if (imi == null || subtypeId < 0) { 3045 mSettings.putSelectedSubtype(NOT_A_SUBTYPE_ID); 3046 mCurrentSubtype = null; 3047 } else { 3048 if (subtypeId < imi.getSubtypeCount()) { 3049 InputMethodSubtype subtype = imi.getSubtypeAt(subtypeId); 3050 mSettings.putSelectedSubtype(subtype.hashCode()); 3051 mCurrentSubtype = subtype; 3052 } else { 3053 mSettings.putSelectedSubtype(NOT_A_SUBTYPE_ID); 3054 // If the subtype is not specified, choose the most applicable one 3055 mCurrentSubtype = getCurrentInputMethodSubtypeLocked(); 3056 } 3057 } 3058 3059 // Workaround. 3060 // ASEC is not ready in the IMMS constructor. Accordingly, forward-locked 3061 // IMEs are not recognized and considered uninstalled. 3062 // Actually, we can't move everything after SystemReady because 3063 // IMMS needs to run in the encryption lock screen. So, we just skip changing 3064 // the default IME here and try cheking the default IME again in systemReady(). 3065 // TODO: Do nothing before system ready and implement a separated logic for 3066 // the encryption lock screen. 3067 // TODO: ASEC should be ready before IMMS is instantiated. 3068 if (mSystemReady && !setSubtypeOnly) { 3069 // Set InputMethod here 3070 mSettings.putSelectedInputMethod(imi != null ? imi.getId() : ""); 3071 } 3072 } 3073 3074 private void resetSelectedInputMethodAndSubtypeLocked(String newDefaultIme) { 3075 InputMethodInfo imi = mMethodMap.get(newDefaultIme); 3076 int lastSubtypeId = NOT_A_SUBTYPE_ID; 3077 // newDefaultIme is empty when there is no candidate for the selected IME. 3078 if (imi != null && !TextUtils.isEmpty(newDefaultIme)) { 3079 String subtypeHashCode = mSettings.getLastSubtypeForInputMethodLocked(newDefaultIme); 3080 if (subtypeHashCode != null) { 3081 try { 3082 lastSubtypeId = InputMethodUtils.getSubtypeIdFromHashCode( 3083 imi, Integer.valueOf(subtypeHashCode)); 3084 } catch (NumberFormatException e) { 3085 Slog.w(TAG, "HashCode for subtype looks broken: " + subtypeHashCode, e); 3086 } 3087 } 3088 } 3089 setSelectedInputMethodAndSubtypeLocked(imi, lastSubtypeId, false); 3090 } 3091 3092 // If there are no selected shortcuts, tries finding the most applicable ones. 3093 private Pair<InputMethodInfo, InputMethodSubtype> 3094 findLastResortApplicableShortcutInputMethodAndSubtypeLocked(String mode) { 3095 List<InputMethodInfo> imis = mSettings.getEnabledInputMethodListLocked(); 3096 InputMethodInfo mostApplicableIMI = null; 3097 InputMethodSubtype mostApplicableSubtype = null; 3098 boolean foundInSystemIME = false; 3099 3100 // Search applicable subtype for each InputMethodInfo 3101 for (InputMethodInfo imi: imis) { 3102 final String imiId = imi.getId(); 3103 if (foundInSystemIME && !imiId.equals(mCurMethodId)) { 3104 continue; 3105 } 3106 InputMethodSubtype subtype = null; 3107 final List<InputMethodSubtype> enabledSubtypes = 3108 mSettings.getEnabledInputMethodSubtypeListLocked(mContext, imi, true); 3109 // 1. Search by the current subtype's locale from enabledSubtypes. 3110 if (mCurrentSubtype != null) { 3111 subtype = InputMethodUtils.findLastResortApplicableSubtypeLocked( 3112 mRes, enabledSubtypes, mode, mCurrentSubtype.getLocale(), false); 3113 } 3114 // 2. Search by the system locale from enabledSubtypes. 3115 // 3. Search the first enabled subtype matched with mode from enabledSubtypes. 3116 if (subtype == null) { 3117 subtype = InputMethodUtils.findLastResortApplicableSubtypeLocked( 3118 mRes, enabledSubtypes, mode, null, true); 3119 } 3120 final ArrayList<InputMethodSubtype> overridingImplicitlyEnabledSubtypes = 3121 InputMethodUtils.getOverridingImplicitlyEnabledSubtypes(imi, mode); 3122 final ArrayList<InputMethodSubtype> subtypesForSearch = 3123 overridingImplicitlyEnabledSubtypes.isEmpty() 3124 ? InputMethodUtils.getSubtypes(imi) 3125 : overridingImplicitlyEnabledSubtypes; 3126 // 4. Search by the current subtype's locale from all subtypes. 3127 if (subtype == null && mCurrentSubtype != null) { 3128 subtype = InputMethodUtils.findLastResortApplicableSubtypeLocked( 3129 mRes, subtypesForSearch, mode, mCurrentSubtype.getLocale(), false); 3130 } 3131 // 5. Search by the system locale from all subtypes. 3132 // 6. Search the first enabled subtype matched with mode from all subtypes. 3133 if (subtype == null) { 3134 subtype = InputMethodUtils.findLastResortApplicableSubtypeLocked( 3135 mRes, subtypesForSearch, mode, null, true); 3136 } 3137 if (subtype != null) { 3138 if (imiId.equals(mCurMethodId)) { 3139 // The current input method is the most applicable IME. 3140 mostApplicableIMI = imi; 3141 mostApplicableSubtype = subtype; 3142 break; 3143 } else if (!foundInSystemIME) { 3144 // The system input method is 2nd applicable IME. 3145 mostApplicableIMI = imi; 3146 mostApplicableSubtype = subtype; 3147 if ((imi.getServiceInfo().applicationInfo.flags 3148 & ApplicationInfo.FLAG_SYSTEM) != 0) { 3149 foundInSystemIME = true; 3150 } 3151 } 3152 } 3153 } 3154 if (DEBUG) { 3155 if (mostApplicableIMI != null) { 3156 Slog.w(TAG, "Most applicable shortcut input method was:" 3157 + mostApplicableIMI.getId()); 3158 if (mostApplicableSubtype != null) { 3159 Slog.w(TAG, "Most applicable shortcut input method subtype was:" 3160 + "," + mostApplicableSubtype.getMode() + "," 3161 + mostApplicableSubtype.getLocale()); 3162 } 3163 } 3164 } 3165 if (mostApplicableIMI != null) { 3166 return new Pair<InputMethodInfo, InputMethodSubtype> (mostApplicableIMI, 3167 mostApplicableSubtype); 3168 } else { 3169 return null; 3170 } 3171 } 3172 3173 /** 3174 * @return Return the current subtype of this input method. 3175 */ 3176 @Override 3177 public InputMethodSubtype getCurrentInputMethodSubtype() { 3178 // TODO: Make this work even for non-current users? 3179 if (!calledFromValidUser()) { 3180 return null; 3181 } 3182 synchronized (mMethodMap) { 3183 return getCurrentInputMethodSubtypeLocked(); 3184 } 3185 } 3186 3187 private InputMethodSubtype getCurrentInputMethodSubtypeLocked() { 3188 if (mCurMethodId == null) { 3189 return null; 3190 } 3191 final boolean subtypeIsSelected = mSettings.isSubtypeSelected(); 3192 final InputMethodInfo imi = mMethodMap.get(mCurMethodId); 3193 if (imi == null || imi.getSubtypeCount() == 0) { 3194 return null; 3195 } 3196 if (!subtypeIsSelected || mCurrentSubtype == null 3197 || !InputMethodUtils.isValidSubtypeId(imi, mCurrentSubtype.hashCode())) { 3198 int subtypeId = mSettings.getSelectedInputMethodSubtypeId(mCurMethodId); 3199 if (subtypeId == NOT_A_SUBTYPE_ID) { 3200 // If there are no selected subtypes, the framework will try to find 3201 // the most applicable subtype from explicitly or implicitly enabled 3202 // subtypes. 3203 List<InputMethodSubtype> explicitlyOrImplicitlyEnabledSubtypes = 3204 mSettings.getEnabledInputMethodSubtypeListLocked(mContext, imi, true); 3205 // If there is only one explicitly or implicitly enabled subtype, 3206 // just returns it. 3207 if (explicitlyOrImplicitlyEnabledSubtypes.size() == 1) { 3208 mCurrentSubtype = explicitlyOrImplicitlyEnabledSubtypes.get(0); 3209 } else if (explicitlyOrImplicitlyEnabledSubtypes.size() > 1) { 3210 mCurrentSubtype = InputMethodUtils.findLastResortApplicableSubtypeLocked( 3211 mRes, explicitlyOrImplicitlyEnabledSubtypes, 3212 InputMethodUtils.SUBTYPE_MODE_KEYBOARD, null, true); 3213 if (mCurrentSubtype == null) { 3214 mCurrentSubtype = InputMethodUtils.findLastResortApplicableSubtypeLocked( 3215 mRes, explicitlyOrImplicitlyEnabledSubtypes, null, null, 3216 true); 3217 } 3218 } 3219 } else { 3220 mCurrentSubtype = InputMethodUtils.getSubtypes(imi).get(subtypeId); 3221 } 3222 } 3223 return mCurrentSubtype; 3224 } 3225 3226 private void addShortcutInputMethodAndSubtypes(InputMethodInfo imi, 3227 InputMethodSubtype subtype) { 3228 if (mShortcutInputMethodsAndSubtypes.containsKey(imi)) { 3229 mShortcutInputMethodsAndSubtypes.get(imi).add(subtype); 3230 } else { 3231 ArrayList<InputMethodSubtype> subtypes = new ArrayList<InputMethodSubtype>(); 3232 subtypes.add(subtype); 3233 mShortcutInputMethodsAndSubtypes.put(imi, subtypes); 3234 } 3235 } 3236 3237 // TODO: We should change the return type from List to List<Parcelable> 3238 @SuppressWarnings("rawtypes") 3239 @Override 3240 public List getShortcutInputMethodsAndSubtypes() { 3241 synchronized (mMethodMap) { 3242 ArrayList<Object> ret = new ArrayList<Object>(); 3243 if (mShortcutInputMethodsAndSubtypes.size() == 0) { 3244 // If there are no selected shortcut subtypes, the framework will try to find 3245 // the most applicable subtype from all subtypes whose mode is 3246 // SUBTYPE_MODE_VOICE. This is an exceptional case, so we will hardcode the mode. 3247 Pair<InputMethodInfo, InputMethodSubtype> info = 3248 findLastResortApplicableShortcutInputMethodAndSubtypeLocked( 3249 InputMethodUtils.SUBTYPE_MODE_VOICE); 3250 if (info != null) { 3251 ret.add(info.first); 3252 ret.add(info.second); 3253 } 3254 return ret; 3255 } 3256 for (InputMethodInfo imi: mShortcutInputMethodsAndSubtypes.keySet()) { 3257 ret.add(imi); 3258 for (InputMethodSubtype subtype: mShortcutInputMethodsAndSubtypes.get(imi)) { 3259 ret.add(subtype); 3260 } 3261 } 3262 return ret; 3263 } 3264 } 3265 3266 @Override 3267 public boolean setCurrentInputMethodSubtype(InputMethodSubtype subtype) { 3268 // TODO: Make this work even for non-current users? 3269 if (!calledFromValidUser()) { 3270 return false; 3271 } 3272 synchronized (mMethodMap) { 3273 if (subtype != null && mCurMethodId != null) { 3274 InputMethodInfo imi = mMethodMap.get(mCurMethodId); 3275 int subtypeId = InputMethodUtils.getSubtypeIdFromHashCode(imi, subtype.hashCode()); 3276 if (subtypeId != NOT_A_SUBTYPE_ID) { 3277 setInputMethodLocked(mCurMethodId, subtypeId); 3278 return true; 3279 } 3280 } 3281 return false; 3282 } 3283 } 3284 3285 // TODO: Cache the state for each user and reset when the cached user is removed. 3286 private static class InputMethodFileManager { 3287 private static final String SYSTEM_PATH = "system"; 3288 private static final String INPUT_METHOD_PATH = "inputmethod"; 3289 private static final String ADDITIONAL_SUBTYPES_FILE_NAME = "subtypes.xml"; 3290 private static final String NODE_SUBTYPES = "subtypes"; 3291 private static final String NODE_SUBTYPE = "subtype"; 3292 private static final String NODE_IMI = "imi"; 3293 private static final String ATTR_ID = "id"; 3294 private static final String ATTR_LABEL = "label"; 3295 private static final String ATTR_ICON = "icon"; 3296 private static final String ATTR_IME_SUBTYPE_LOCALE = "imeSubtypeLocale"; 3297 private static final String ATTR_IME_SUBTYPE_MODE = "imeSubtypeMode"; 3298 private static final String ATTR_IME_SUBTYPE_EXTRA_VALUE = "imeSubtypeExtraValue"; 3299 private static final String ATTR_IS_AUXILIARY = "isAuxiliary"; 3300 private final AtomicFile mAdditionalInputMethodSubtypeFile; 3301 private final HashMap<String, InputMethodInfo> mMethodMap; 3302 private final HashMap<String, List<InputMethodSubtype>> mAdditionalSubtypesMap = 3303 new HashMap<String, List<InputMethodSubtype>>(); 3304 public InputMethodFileManager(HashMap<String, InputMethodInfo> methodMap, int userId) { 3305 if (methodMap == null) { 3306 throw new NullPointerException("methodMap is null"); 3307 } 3308 mMethodMap = methodMap; 3309 final File systemDir = userId == UserHandle.USER_OWNER 3310 ? new File(Environment.getDataDirectory(), SYSTEM_PATH) 3311 : Environment.getUserSystemDirectory(userId); 3312 final File inputMethodDir = new File(systemDir, INPUT_METHOD_PATH); 3313 if (!inputMethodDir.mkdirs()) { 3314 Slog.w(TAG, "Couldn't create dir.: " + inputMethodDir.getAbsolutePath()); 3315 } 3316 final File subtypeFile = new File(inputMethodDir, ADDITIONAL_SUBTYPES_FILE_NAME); 3317 mAdditionalInputMethodSubtypeFile = new AtomicFile(subtypeFile); 3318 if (!subtypeFile.exists()) { 3319 // If "subtypes.xml" doesn't exist, create a blank file. 3320 writeAdditionalInputMethodSubtypes( 3321 mAdditionalSubtypesMap, mAdditionalInputMethodSubtypeFile, methodMap); 3322 } else { 3323 readAdditionalInputMethodSubtypes( 3324 mAdditionalSubtypesMap, mAdditionalInputMethodSubtypeFile); 3325 } 3326 } 3327 3328 private void deleteAllInputMethodSubtypes(String imiId) { 3329 synchronized (mMethodMap) { 3330 mAdditionalSubtypesMap.remove(imiId); 3331 writeAdditionalInputMethodSubtypes( 3332 mAdditionalSubtypesMap, mAdditionalInputMethodSubtypeFile, mMethodMap); 3333 } 3334 } 3335 3336 public void addInputMethodSubtypes( 3337 InputMethodInfo imi, InputMethodSubtype[] additionalSubtypes) { 3338 synchronized (mMethodMap) { 3339 final ArrayList<InputMethodSubtype> subtypes = new ArrayList<InputMethodSubtype>(); 3340 final int N = additionalSubtypes.length; 3341 for (int i = 0; i < N; ++i) { 3342 final InputMethodSubtype subtype = additionalSubtypes[i]; 3343 if (!subtypes.contains(subtype)) { 3344 subtypes.add(subtype); 3345 } else { 3346 Slog.w(TAG, "Duplicated subtype definition found: " 3347 + subtype.getLocale() + ", " + subtype.getMode()); 3348 } 3349 } 3350 mAdditionalSubtypesMap.put(imi.getId(), subtypes); 3351 writeAdditionalInputMethodSubtypes( 3352 mAdditionalSubtypesMap, mAdditionalInputMethodSubtypeFile, mMethodMap); 3353 } 3354 } 3355 3356 public HashMap<String, List<InputMethodSubtype>> getAllAdditionalInputMethodSubtypes() { 3357 synchronized (mMethodMap) { 3358 return mAdditionalSubtypesMap; 3359 } 3360 } 3361 3362 private static void writeAdditionalInputMethodSubtypes( 3363 HashMap<String, List<InputMethodSubtype>> allSubtypes, AtomicFile subtypesFile, 3364 HashMap<String, InputMethodInfo> methodMap) { 3365 // Safety net for the case that this function is called before methodMap is set. 3366 final boolean isSetMethodMap = methodMap != null && methodMap.size() > 0; 3367 FileOutputStream fos = null; 3368 try { 3369 fos = subtypesFile.startWrite(); 3370 final XmlSerializer out = new FastXmlSerializer(); 3371 out.setOutput(fos, "utf-8"); 3372 out.startDocument(null, true); 3373 out.setFeature("http://xmlpull.org/v1/doc/features.html#indent-output", true); 3374 out.startTag(null, NODE_SUBTYPES); 3375 for (String imiId : allSubtypes.keySet()) { 3376 if (isSetMethodMap && !methodMap.containsKey(imiId)) { 3377 Slog.w(TAG, "IME uninstalled or not valid.: " + imiId); 3378 continue; 3379 } 3380 out.startTag(null, NODE_IMI); 3381 out.attribute(null, ATTR_ID, imiId); 3382 final List<InputMethodSubtype> subtypesList = allSubtypes.get(imiId); 3383 final int N = subtypesList.size(); 3384 for (int i = 0; i < N; ++i) { 3385 final InputMethodSubtype subtype = subtypesList.get(i); 3386 out.startTag(null, NODE_SUBTYPE); 3387 out.attribute(null, ATTR_ICON, String.valueOf(subtype.getIconResId())); 3388 out.attribute(null, ATTR_LABEL, String.valueOf(subtype.getNameResId())); 3389 out.attribute(null, ATTR_IME_SUBTYPE_LOCALE, subtype.getLocale()); 3390 out.attribute(null, ATTR_IME_SUBTYPE_MODE, subtype.getMode()); 3391 out.attribute(null, ATTR_IME_SUBTYPE_EXTRA_VALUE, subtype.getExtraValue()); 3392 out.attribute(null, ATTR_IS_AUXILIARY, 3393 String.valueOf(subtype.isAuxiliary() ? 1 : 0)); 3394 out.endTag(null, NODE_SUBTYPE); 3395 } 3396 out.endTag(null, NODE_IMI); 3397 } 3398 out.endTag(null, NODE_SUBTYPES); 3399 out.endDocument(); 3400 subtypesFile.finishWrite(fos); 3401 } catch (java.io.IOException e) { 3402 Slog.w(TAG, "Error writing subtypes", e); 3403 if (fos != null) { 3404 subtypesFile.failWrite(fos); 3405 } 3406 } 3407 } 3408 3409 private static void readAdditionalInputMethodSubtypes( 3410 HashMap<String, List<InputMethodSubtype>> allSubtypes, AtomicFile subtypesFile) { 3411 if (allSubtypes == null || subtypesFile == null) return; 3412 allSubtypes.clear(); 3413 FileInputStream fis = null; 3414 try { 3415 fis = subtypesFile.openRead(); 3416 final XmlPullParser parser = Xml.newPullParser(); 3417 parser.setInput(fis, null); 3418 int type = parser.getEventType(); 3419 // Skip parsing until START_TAG 3420 while ((type = parser.next()) != XmlPullParser.START_TAG 3421 && type != XmlPullParser.END_DOCUMENT) {} 3422 String firstNodeName = parser.getName(); 3423 if (!NODE_SUBTYPES.equals(firstNodeName)) { 3424 throw new XmlPullParserException("Xml doesn't start with subtypes"); 3425 } 3426 final int depth =parser.getDepth(); 3427 String currentImiId = null; 3428 ArrayList<InputMethodSubtype> tempSubtypesArray = null; 3429 while (((type = parser.next()) != XmlPullParser.END_TAG 3430 || parser.getDepth() > depth) && type != XmlPullParser.END_DOCUMENT) { 3431 if (type != XmlPullParser.START_TAG) 3432 continue; 3433 final String nodeName = parser.getName(); 3434 if (NODE_IMI.equals(nodeName)) { 3435 currentImiId = parser.getAttributeValue(null, ATTR_ID); 3436 if (TextUtils.isEmpty(currentImiId)) { 3437 Slog.w(TAG, "Invalid imi id found in subtypes.xml"); 3438 continue; 3439 } 3440 tempSubtypesArray = new ArrayList<InputMethodSubtype>(); 3441 allSubtypes.put(currentImiId, tempSubtypesArray); 3442 } else if (NODE_SUBTYPE.equals(nodeName)) { 3443 if (TextUtils.isEmpty(currentImiId) || tempSubtypesArray == null) { 3444 Slog.w(TAG, "IME uninstalled or not valid.: " + currentImiId); 3445 continue; 3446 } 3447 final int icon = Integer.valueOf( 3448 parser.getAttributeValue(null, ATTR_ICON)); 3449 final int label = Integer.valueOf( 3450 parser.getAttributeValue(null, ATTR_LABEL)); 3451 final String imeSubtypeLocale = 3452 parser.getAttributeValue(null, ATTR_IME_SUBTYPE_LOCALE); 3453 final String imeSubtypeMode = 3454 parser.getAttributeValue(null, ATTR_IME_SUBTYPE_MODE); 3455 final String imeSubtypeExtraValue = 3456 parser.getAttributeValue(null, ATTR_IME_SUBTYPE_EXTRA_VALUE); 3457 final boolean isAuxiliary = "1".equals(String.valueOf( 3458 parser.getAttributeValue(null, ATTR_IS_AUXILIARY))); 3459 final InputMethodSubtype subtype = new InputMethodSubtypeBuilder() 3460 .setSubtypeNameResId(label) 3461 .setSubtypeIconResId(icon) 3462 .setSubtypeLocale(imeSubtypeLocale) 3463 .setSubtypeMode(imeSubtypeMode) 3464 .setSubtypeExtraValue(imeSubtypeExtraValue) 3465 .setIsAuxiliary(isAuxiliary) 3466 .build(); 3467 tempSubtypesArray.add(subtype); 3468 } 3469 } 3470 } catch (XmlPullParserException e) { 3471 Slog.w(TAG, "Error reading subtypes: " + e); 3472 return; 3473 } catch (java.io.IOException e) { 3474 Slog.w(TAG, "Error reading subtypes: " + e); 3475 return; 3476 } catch (NumberFormatException e) { 3477 Slog.w(TAG, "Error reading subtypes: " + e); 3478 return; 3479 } finally { 3480 if (fis != null) { 3481 try { 3482 fis.close(); 3483 } catch (java.io.IOException e1) { 3484 Slog.w(TAG, "Failed to close."); 3485 } 3486 } 3487 } 3488 } 3489 } 3490 3491 @Override 3492 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 3493 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 3494 != PackageManager.PERMISSION_GRANTED) { 3495 3496 pw.println("Permission Denial: can't dump InputMethodManager from from pid=" 3497 + Binder.getCallingPid() 3498 + ", uid=" + Binder.getCallingUid()); 3499 return; 3500 } 3501 3502 IInputMethod method; 3503 ClientState client; 3504 3505 final Printer p = new PrintWriterPrinter(pw); 3506 3507 synchronized (mMethodMap) { 3508 p.println("Current Input Method Manager state:"); 3509 int N = mMethodList.size(); 3510 p.println(" Input Methods:"); 3511 for (int i=0; i<N; i++) { 3512 InputMethodInfo info = mMethodList.get(i); 3513 p.println(" InputMethod #" + i + ":"); 3514 info.dump(p, " "); 3515 } 3516 p.println(" Clients:"); 3517 for (ClientState ci : mClients.values()) { 3518 p.println(" Client " + ci + ":"); 3519 p.println(" client=" + ci.client); 3520 p.println(" inputContext=" + ci.inputContext); 3521 p.println(" sessionRequested=" + ci.sessionRequested); 3522 p.println(" curSession=" + ci.curSession); 3523 } 3524 p.println(" mCurMethodId=" + mCurMethodId); 3525 client = mCurClient; 3526 p.println(" mCurClient=" + client + " mCurSeq=" + mCurSeq); 3527 p.println(" mCurFocusedWindow=" + mCurFocusedWindow); 3528 p.println(" mCurId=" + mCurId + " mHaveConnect=" + mHaveConnection 3529 + " mBoundToMethod=" + mBoundToMethod); 3530 p.println(" mCurToken=" + mCurToken); 3531 p.println(" mCurIntent=" + mCurIntent); 3532 method = mCurMethod; 3533 p.println(" mCurMethod=" + mCurMethod); 3534 p.println(" mEnabledSession=" + mEnabledSession); 3535 p.println(" mShowRequested=" + mShowRequested 3536 + " mShowExplicitlyRequested=" + mShowExplicitlyRequested 3537 + " mShowForced=" + mShowForced 3538 + " mInputShown=" + mInputShown); 3539 p.println(" mCurUserActionNotificationSequenceNumber=" 3540 + mCurUserActionNotificationSequenceNumber); 3541 p.println(" mSystemReady=" + mSystemReady + " mInteractive=" + mScreenOn); 3542 } 3543 3544 p.println(" "); 3545 if (client != null) { 3546 pw.flush(); 3547 try { 3548 client.client.asBinder().dump(fd, args); 3549 } catch (RemoteException e) { 3550 p.println("Input method client dead: " + e); 3551 } 3552 } else { 3553 p.println("No input method client."); 3554 } 3555 3556 p.println(" "); 3557 if (method != null) { 3558 pw.flush(); 3559 try { 3560 method.asBinder().dump(fd, args); 3561 } catch (RemoteException e) { 3562 p.println("Input method service dead: " + e); 3563 } 3564 } else { 3565 p.println("No input method service."); 3566 } 3567 } 3568} 3569