Satoshi Kataoka | 8e303cc | 2013-01-11 15:55:28 +0900 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2013 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | package com.android.internal.inputmethod; |
| 18 | |
| 19 | import android.content.ContentResolver; |
| 20 | import android.content.Context; |
| 21 | import android.content.pm.ApplicationInfo; |
| 22 | import android.content.pm.PackageManager; |
Satoshi Kataoka | ed1cdb2 | 2013-04-17 16:41:58 +0900 | [diff] [blame] | 23 | import android.content.pm.PackageManager.NameNotFoundException; |
Satoshi Kataoka | 8e303cc | 2013-01-11 15:55:28 +0900 | [diff] [blame] | 24 | import android.content.res.Resources; |
| 25 | import android.provider.Settings; |
| 26 | import android.provider.Settings.SettingNotFoundException; |
| 27 | import android.text.TextUtils; |
| 28 | import android.util.Pair; |
| 29 | import android.util.Slog; |
| 30 | import android.view.inputmethod.InputMethodInfo; |
| 31 | import android.view.inputmethod.InputMethodSubtype; |
Satoshi Kataoka | ed1cdb2 | 2013-04-17 16:41:58 +0900 | [diff] [blame] | 32 | import android.view.textservice.SpellCheckerInfo; |
| 33 | import android.view.textservice.TextServicesManager; |
Satoshi Kataoka | 8e303cc | 2013-01-11 15:55:28 +0900 | [diff] [blame] | 34 | |
| 35 | import java.util.ArrayList; |
| 36 | import java.util.HashMap; |
| 37 | import java.util.List; |
| 38 | import java.util.Locale; |
| 39 | |
| 40 | /** |
| 41 | * InputMethodManagerUtils contains some static methods that provides IME informations. |
| 42 | * This methods are supposed to be used in both the framework and the Settings application. |
| 43 | */ |
| 44 | public class InputMethodUtils { |
| 45 | public static final boolean DEBUG = false; |
| 46 | public static final int NOT_A_SUBTYPE_ID = -1; |
| 47 | public static final String SUBTYPE_MODE_KEYBOARD = "keyboard"; |
| 48 | public static final String SUBTYPE_MODE_VOICE = "voice"; |
| 49 | private static final String TAG = "InputMethodUtils"; |
| 50 | private static final Locale ENGLISH_LOCALE = new Locale("en"); |
| 51 | private static final String NOT_A_SUBTYPE_ID_STR = String.valueOf(NOT_A_SUBTYPE_ID); |
| 52 | private static final String TAG_ENABLED_WHEN_DEFAULT_IS_NOT_ASCII_CAPABLE = |
| 53 | "EnabledWhenDefaultIsNotAsciiCapable"; |
| 54 | private static final String TAG_ASCII_CAPABLE = "AsciiCapable"; |
| 55 | |
| 56 | private InputMethodUtils() { |
| 57 | // This utility class is not publicly instantiable. |
| 58 | } |
| 59 | |
Satoshi Kataoka | 0766eb0 | 2013-07-31 18:30:13 +0900 | [diff] [blame] | 60 | // ---------------------------------------------------------------------- |
| 61 | // Utilities for debug |
| 62 | public static String getStackTrace() { |
| 63 | final StringBuilder sb = new StringBuilder(); |
| 64 | try { |
| 65 | throw new RuntimeException(); |
| 66 | } catch (RuntimeException e) { |
| 67 | final StackTraceElement[] frames = e.getStackTrace(); |
| 68 | // Start at 1 because the first frame is here and we don't care about it |
| 69 | for (int j = 1; j < frames.length; ++j) { |
| 70 | sb.append(frames[j].toString() + "\n"); |
| 71 | } |
| 72 | } |
| 73 | return sb.toString(); |
| 74 | } |
Satoshi Kataoka | 87c2914 | 2013-07-31 23:11:54 +0900 | [diff] [blame] | 75 | |
| 76 | public static String getApiCallStack() { |
| 77 | String apiCallStack = ""; |
| 78 | try { |
| 79 | throw new RuntimeException(); |
| 80 | } catch (RuntimeException e) { |
| 81 | final StackTraceElement[] frames = e.getStackTrace(); |
| 82 | for (int j = 1; j < frames.length; ++j) { |
| 83 | final String tempCallStack = frames[j].toString(); |
| 84 | if (TextUtils.isEmpty(apiCallStack)) { |
| 85 | // Overwrite apiCallStack if it's empty |
| 86 | apiCallStack = tempCallStack; |
| 87 | } else if (tempCallStack.indexOf("Transact(") < 0) { |
| 88 | // Overwrite apiCallStack if it's not a binder call |
| 89 | apiCallStack = tempCallStack; |
| 90 | } else { |
| 91 | break; |
| 92 | } |
| 93 | } |
| 94 | } |
| 95 | return apiCallStack; |
| 96 | } |
Satoshi Kataoka | 0766eb0 | 2013-07-31 18:30:13 +0900 | [diff] [blame] | 97 | // ---------------------------------------------------------------------- |
| 98 | |
Satoshi Kataoka | 8e303cc | 2013-01-11 15:55:28 +0900 | [diff] [blame] | 99 | public static boolean isSystemIme(InputMethodInfo inputMethod) { |
| 100 | return (inputMethod.getServiceInfo().applicationInfo.flags |
| 101 | & ApplicationInfo.FLAG_SYSTEM) != 0; |
| 102 | } |
| 103 | |
Satoshi Kataoka | f1367b7 | 2013-01-25 17:20:12 +0900 | [diff] [blame] | 104 | public static boolean isSystemImeThatHasEnglishKeyboardSubtype(InputMethodInfo imi) { |
Satoshi Kataoka | 8e303cc | 2013-01-11 15:55:28 +0900 | [diff] [blame] | 105 | if (!isSystemIme(imi)) { |
| 106 | return false; |
| 107 | } |
Satoshi Kataoka | f1367b7 | 2013-01-25 17:20:12 +0900 | [diff] [blame] | 108 | return containsSubtypeOf(imi, ENGLISH_LOCALE.getLanguage(), SUBTYPE_MODE_KEYBOARD); |
| 109 | } |
| 110 | |
| 111 | private static boolean isSystemAuxilialyImeThatHashAutomaticSubtype(InputMethodInfo imi) { |
| 112 | if (!isSystemIme(imi)) { |
| 113 | return false; |
| 114 | } |
| 115 | if (!imi.isAuxiliaryIme()) { |
| 116 | return false; |
| 117 | } |
| 118 | final int subtypeCount = imi.getSubtypeCount(); |
| 119 | for (int i = 0; i < subtypeCount; ++i) { |
| 120 | final InputMethodSubtype s = imi.getSubtypeAt(i); |
| 121 | if (s.overridesImplicitlyEnabledSubtype()) { |
| 122 | return true; |
| 123 | } |
| 124 | } |
| 125 | return false; |
| 126 | } |
| 127 | |
| 128 | public static ArrayList<InputMethodInfo> getDefaultEnabledImes( |
| 129 | Context context, boolean isSystemReady, ArrayList<InputMethodInfo> imis) { |
| 130 | final ArrayList<InputMethodInfo> retval = new ArrayList<InputMethodInfo>(); |
| 131 | boolean auxilialyImeAdded = false; |
| 132 | for (int i = 0; i < imis.size(); ++i) { |
| 133 | final InputMethodInfo imi = imis.get(i); |
| 134 | if (isDefaultEnabledIme(isSystemReady, imi, context)) { |
| 135 | retval.add(imi); |
| 136 | if (imi.isAuxiliaryIme()) { |
| 137 | auxilialyImeAdded = true; |
| 138 | } |
| 139 | } |
| 140 | } |
| 141 | if (auxilialyImeAdded) { |
| 142 | return retval; |
| 143 | } |
| 144 | for (int i = 0; i < imis.size(); ++i) { |
| 145 | final InputMethodInfo imi = imis.get(i); |
| 146 | if (isSystemAuxilialyImeThatHashAutomaticSubtype(imi)) { |
| 147 | retval.add(imi); |
| 148 | } |
| 149 | } |
| 150 | return retval; |
Satoshi Kataoka | 8e303cc | 2013-01-11 15:55:28 +0900 | [diff] [blame] | 151 | } |
| 152 | |
| 153 | // TODO: Rename isSystemDefaultImeThatHasCurrentLanguageSubtype |
| 154 | public static boolean isValidSystemDefaultIme( |
| 155 | boolean isSystemReady, InputMethodInfo imi, Context context) { |
| 156 | if (!isSystemReady) { |
| 157 | return false; |
| 158 | } |
| 159 | if (!isSystemIme(imi)) { |
| 160 | return false; |
| 161 | } |
| 162 | if (imi.getIsDefaultResourceId() != 0) { |
| 163 | try { |
Satoshi Kataoka | f1367b7 | 2013-01-25 17:20:12 +0900 | [diff] [blame] | 164 | if (imi.isDefault(context) && containsSubtypeOf( |
| 165 | imi, context.getResources().getConfiguration().locale.getLanguage(), |
| 166 | null /* mode */)) { |
Satoshi Kataoka | 8e303cc | 2013-01-11 15:55:28 +0900 | [diff] [blame] | 167 | return true; |
| 168 | } |
Satoshi Kataoka | 8e303cc | 2013-01-11 15:55:28 +0900 | [diff] [blame] | 169 | } catch (Resources.NotFoundException ex) { |
| 170 | } |
| 171 | } |
| 172 | if (imi.getSubtypeCount() == 0) { |
| 173 | Slog.w(TAG, "Found no subtypes in a system IME: " + imi.getPackageName()); |
| 174 | } |
| 175 | return false; |
| 176 | } |
| 177 | |
| 178 | public static boolean isDefaultEnabledIme( |
| 179 | boolean isSystemReady, InputMethodInfo imi, Context context) { |
| 180 | return isValidSystemDefaultIme(isSystemReady, imi, context) |
Satoshi Kataoka | f1367b7 | 2013-01-25 17:20:12 +0900 | [diff] [blame] | 181 | || isSystemImeThatHasEnglishKeyboardSubtype(imi); |
Satoshi Kataoka | 8e303cc | 2013-01-11 15:55:28 +0900 | [diff] [blame] | 182 | } |
| 183 | |
Satoshi Kataoka | eb219ee | 2013-07-29 18:50:49 +0900 | [diff] [blame] | 184 | public static boolean containsSubtypeOf(InputMethodInfo imi, String language, String mode) { |
Satoshi Kataoka | 8e303cc | 2013-01-11 15:55:28 +0900 | [diff] [blame] | 185 | final int N = imi.getSubtypeCount(); |
| 186 | for (int i = 0; i < N; ++i) { |
Satoshi Kataoka | f1367b7 | 2013-01-25 17:20:12 +0900 | [diff] [blame] | 187 | if (!imi.getSubtypeAt(i).getLocale().startsWith(language)) { |
| 188 | continue; |
Satoshi Kataoka | 8e303cc | 2013-01-11 15:55:28 +0900 | [diff] [blame] | 189 | } |
Satoshi Kataoka | f1367b7 | 2013-01-25 17:20:12 +0900 | [diff] [blame] | 190 | if(!TextUtils.isEmpty(mode) && !imi.getSubtypeAt(i).getMode().equalsIgnoreCase(mode)) { |
| 191 | continue; |
| 192 | } |
| 193 | return true; |
Satoshi Kataoka | 8e303cc | 2013-01-11 15:55:28 +0900 | [diff] [blame] | 194 | } |
| 195 | return false; |
| 196 | } |
| 197 | |
| 198 | public static ArrayList<InputMethodSubtype> getSubtypes(InputMethodInfo imi) { |
| 199 | ArrayList<InputMethodSubtype> subtypes = new ArrayList<InputMethodSubtype>(); |
| 200 | final int subtypeCount = imi.getSubtypeCount(); |
| 201 | for (int i = 0; i < subtypeCount; ++i) { |
| 202 | subtypes.add(imi.getSubtypeAt(i)); |
| 203 | } |
| 204 | return subtypes; |
| 205 | } |
| 206 | |
| 207 | public static ArrayList<InputMethodSubtype> getOverridingImplicitlyEnabledSubtypes( |
| 208 | InputMethodInfo imi, String mode) { |
| 209 | ArrayList<InputMethodSubtype> subtypes = new ArrayList<InputMethodSubtype>(); |
| 210 | final int subtypeCount = imi.getSubtypeCount(); |
| 211 | for (int i = 0; i < subtypeCount; ++i) { |
| 212 | final InputMethodSubtype subtype = imi.getSubtypeAt(i); |
| 213 | if (subtype.overridesImplicitlyEnabledSubtype() && subtype.getMode().equals(mode)) { |
| 214 | subtypes.add(subtype); |
| 215 | } |
| 216 | } |
| 217 | return subtypes; |
| 218 | } |
| 219 | |
| 220 | public static InputMethodInfo getMostApplicableDefaultIME( |
| 221 | List<InputMethodInfo> enabledImes) { |
| 222 | if (enabledImes != null && enabledImes.size() > 0) { |
| 223 | // We'd prefer to fall back on a system IME, since that is safer. |
| 224 | int i = enabledImes.size(); |
| 225 | int firstFoundSystemIme = -1; |
| 226 | while (i > 0) { |
| 227 | i--; |
| 228 | final InputMethodInfo imi = enabledImes.get(i); |
Satoshi Kataoka | f1367b7 | 2013-01-25 17:20:12 +0900 | [diff] [blame] | 229 | if (InputMethodUtils.isSystemImeThatHasEnglishKeyboardSubtype(imi) |
Satoshi Kataoka | 8e303cc | 2013-01-11 15:55:28 +0900 | [diff] [blame] | 230 | && !imi.isAuxiliaryIme()) { |
| 231 | return imi; |
| 232 | } |
| 233 | if (firstFoundSystemIme < 0 && InputMethodUtils.isSystemIme(imi) |
| 234 | && !imi.isAuxiliaryIme()) { |
| 235 | firstFoundSystemIme = i; |
| 236 | } |
| 237 | } |
| 238 | return enabledImes.get(Math.max(firstFoundSystemIme, 0)); |
| 239 | } |
| 240 | return null; |
| 241 | } |
| 242 | |
| 243 | public static boolean isValidSubtypeId(InputMethodInfo imi, int subtypeHashCode) { |
| 244 | return getSubtypeIdFromHashCode(imi, subtypeHashCode) != NOT_A_SUBTYPE_ID; |
| 245 | } |
| 246 | |
| 247 | public static int getSubtypeIdFromHashCode(InputMethodInfo imi, int subtypeHashCode) { |
| 248 | if (imi != null) { |
| 249 | final int subtypeCount = imi.getSubtypeCount(); |
| 250 | for (int i = 0; i < subtypeCount; ++i) { |
| 251 | InputMethodSubtype ims = imi.getSubtypeAt(i); |
| 252 | if (subtypeHashCode == ims.hashCode()) { |
| 253 | return i; |
| 254 | } |
| 255 | } |
| 256 | } |
| 257 | return NOT_A_SUBTYPE_ID; |
| 258 | } |
| 259 | |
| 260 | private static ArrayList<InputMethodSubtype> getImplicitlyApplicableSubtypesLocked( |
| 261 | Resources res, InputMethodInfo imi) { |
| 262 | final List<InputMethodSubtype> subtypes = InputMethodUtils.getSubtypes(imi); |
| 263 | final String systemLocale = res.getConfiguration().locale.toString(); |
| 264 | if (TextUtils.isEmpty(systemLocale)) return new ArrayList<InputMethodSubtype>(); |
| 265 | final HashMap<String, InputMethodSubtype> applicableModeAndSubtypesMap = |
| 266 | new HashMap<String, InputMethodSubtype>(); |
| 267 | final int N = subtypes.size(); |
| 268 | for (int i = 0; i < N; ++i) { |
| 269 | // scan overriding implicitly enabled subtypes. |
| 270 | InputMethodSubtype subtype = subtypes.get(i); |
| 271 | if (subtype.overridesImplicitlyEnabledSubtype()) { |
| 272 | final String mode = subtype.getMode(); |
| 273 | if (!applicableModeAndSubtypesMap.containsKey(mode)) { |
| 274 | applicableModeAndSubtypesMap.put(mode, subtype); |
| 275 | } |
| 276 | } |
| 277 | } |
| 278 | if (applicableModeAndSubtypesMap.size() > 0) { |
| 279 | return new ArrayList<InputMethodSubtype>(applicableModeAndSubtypesMap.values()); |
| 280 | } |
| 281 | for (int i = 0; i < N; ++i) { |
| 282 | final InputMethodSubtype subtype = subtypes.get(i); |
| 283 | final String locale = subtype.getLocale(); |
| 284 | final String mode = subtype.getMode(); |
| 285 | // When system locale starts with subtype's locale, that subtype will be applicable |
| 286 | // for system locale |
| 287 | // For instance, it's clearly applicable for cases like system locale = en_US and |
| 288 | // subtype = en, but it is not necessarily considered applicable for cases like system |
| 289 | // locale = en and subtype = en_US. |
| 290 | // We just call systemLocale.startsWith(locale) in this function because there is no |
| 291 | // need to find applicable subtypes aggressively unlike |
| 292 | // findLastResortApplicableSubtypeLocked. |
| 293 | if (systemLocale.startsWith(locale)) { |
| 294 | final InputMethodSubtype applicableSubtype = applicableModeAndSubtypesMap.get(mode); |
| 295 | // If more applicable subtypes are contained, skip. |
| 296 | if (applicableSubtype != null) { |
| 297 | if (systemLocale.equals(applicableSubtype.getLocale())) continue; |
| 298 | if (!systemLocale.equals(locale)) continue; |
| 299 | } |
| 300 | applicableModeAndSubtypesMap.put(mode, subtype); |
| 301 | } |
| 302 | } |
| 303 | final InputMethodSubtype keyboardSubtype |
| 304 | = applicableModeAndSubtypesMap.get(SUBTYPE_MODE_KEYBOARD); |
| 305 | final ArrayList<InputMethodSubtype> applicableSubtypes = new ArrayList<InputMethodSubtype>( |
| 306 | applicableModeAndSubtypesMap.values()); |
| 307 | if (keyboardSubtype != null && !keyboardSubtype.containsExtraValueKey(TAG_ASCII_CAPABLE)) { |
| 308 | for (int i = 0; i < N; ++i) { |
| 309 | final InputMethodSubtype subtype = subtypes.get(i); |
| 310 | final String mode = subtype.getMode(); |
| 311 | if (SUBTYPE_MODE_KEYBOARD.equals(mode) && subtype.containsExtraValueKey( |
| 312 | TAG_ENABLED_WHEN_DEFAULT_IS_NOT_ASCII_CAPABLE)) { |
| 313 | applicableSubtypes.add(subtype); |
| 314 | } |
| 315 | } |
| 316 | } |
| 317 | if (keyboardSubtype == null) { |
| 318 | InputMethodSubtype lastResortKeyboardSubtype = findLastResortApplicableSubtypeLocked( |
| 319 | res, subtypes, SUBTYPE_MODE_KEYBOARD, systemLocale, true); |
| 320 | if (lastResortKeyboardSubtype != null) { |
| 321 | applicableSubtypes.add(lastResortKeyboardSubtype); |
| 322 | } |
| 323 | } |
| 324 | return applicableSubtypes; |
| 325 | } |
| 326 | |
| 327 | private static List<InputMethodSubtype> getEnabledInputMethodSubtypeList( |
| 328 | Context context, InputMethodInfo imi, List<InputMethodSubtype> enabledSubtypes, |
| 329 | boolean allowsImplicitlySelectedSubtypes) { |
| 330 | if (allowsImplicitlySelectedSubtypes && enabledSubtypes.isEmpty()) { |
| 331 | enabledSubtypes = InputMethodUtils.getImplicitlyApplicableSubtypesLocked( |
| 332 | context.getResources(), imi); |
| 333 | } |
| 334 | return InputMethodSubtype.sort(context, 0, imi, enabledSubtypes); |
| 335 | } |
| 336 | |
| 337 | /** |
| 338 | * If there are no selected subtypes, tries finding the most applicable one according to the |
| 339 | * given locale. |
| 340 | * @param subtypes this function will search the most applicable subtype in subtypes |
| 341 | * @param mode subtypes will be filtered by mode |
| 342 | * @param locale subtypes will be filtered by locale |
| 343 | * @param canIgnoreLocaleAsLastResort if this function can't find the most applicable subtype, |
| 344 | * it will return the first subtype matched with mode |
| 345 | * @return the most applicable subtypeId |
| 346 | */ |
| 347 | public static InputMethodSubtype findLastResortApplicableSubtypeLocked( |
| 348 | Resources res, List<InputMethodSubtype> subtypes, String mode, String locale, |
| 349 | boolean canIgnoreLocaleAsLastResort) { |
| 350 | if (subtypes == null || subtypes.size() == 0) { |
| 351 | return null; |
| 352 | } |
| 353 | if (TextUtils.isEmpty(locale)) { |
| 354 | locale = res.getConfiguration().locale.toString(); |
| 355 | } |
| 356 | final String language = locale.substring(0, 2); |
| 357 | boolean partialMatchFound = false; |
| 358 | InputMethodSubtype applicableSubtype = null; |
| 359 | InputMethodSubtype firstMatchedModeSubtype = null; |
| 360 | final int N = subtypes.size(); |
| 361 | for (int i = 0; i < N; ++i) { |
| 362 | InputMethodSubtype subtype = subtypes.get(i); |
| 363 | final String subtypeLocale = subtype.getLocale(); |
| 364 | // An applicable subtype should match "mode". If mode is null, mode will be ignored, |
| 365 | // and all subtypes with all modes can be candidates. |
| 366 | if (mode == null || subtypes.get(i).getMode().equalsIgnoreCase(mode)) { |
| 367 | if (firstMatchedModeSubtype == null) { |
| 368 | firstMatchedModeSubtype = subtype; |
| 369 | } |
| 370 | if (locale.equals(subtypeLocale)) { |
| 371 | // Exact match (e.g. system locale is "en_US" and subtype locale is "en_US") |
| 372 | applicableSubtype = subtype; |
| 373 | break; |
| 374 | } else if (!partialMatchFound && subtypeLocale.startsWith(language)) { |
| 375 | // Partial match (e.g. system locale is "en_US" and subtype locale is "en") |
| 376 | applicableSubtype = subtype; |
| 377 | partialMatchFound = true; |
| 378 | } |
| 379 | } |
| 380 | } |
| 381 | |
| 382 | if (applicableSubtype == null && canIgnoreLocaleAsLastResort) { |
| 383 | return firstMatchedModeSubtype; |
| 384 | } |
| 385 | |
| 386 | // The first subtype applicable to the system locale will be defined as the most applicable |
| 387 | // subtype. |
| 388 | if (DEBUG) { |
| 389 | if (applicableSubtype != null) { |
| 390 | Slog.d(TAG, "Applicable InputMethodSubtype was found: " |
| 391 | + applicableSubtype.getMode() + "," + applicableSubtype.getLocale()); |
| 392 | } |
| 393 | } |
| 394 | return applicableSubtype; |
| 395 | } |
| 396 | |
| 397 | public static boolean canAddToLastInputMethod(InputMethodSubtype subtype) { |
| 398 | if (subtype == null) return true; |
| 399 | return !subtype.isAuxiliary(); |
| 400 | } |
| 401 | |
Satoshi Kataoka | ed1cdb2 | 2013-04-17 16:41:58 +0900 | [diff] [blame] | 402 | public static void setNonSelectedSystemImesDisabledUntilUsed( |
| 403 | PackageManager packageManager, List<InputMethodInfo> enabledImis) { |
| 404 | if (DEBUG) { |
| 405 | Slog.d(TAG, "setNonSelectedSystemImesDisabledUntilUsed"); |
| 406 | } |
| 407 | final String[] systemImesDisabledUntilUsed = Resources.getSystem().getStringArray( |
| 408 | com.android.internal.R.array.config_disabledUntilUsedPreinstalledImes); |
| 409 | if (systemImesDisabledUntilUsed == null || systemImesDisabledUntilUsed.length == 0) { |
| 410 | return; |
| 411 | } |
| 412 | // Only the current spell checker should be treated as an enabled one. |
| 413 | final SpellCheckerInfo currentSpellChecker = |
| 414 | TextServicesManager.getInstance().getCurrentSpellChecker(); |
| 415 | for (final String packageName : systemImesDisabledUntilUsed) { |
| 416 | if (DEBUG) { |
| 417 | Slog.d(TAG, "check " + packageName); |
| 418 | } |
| 419 | boolean enabledIme = false; |
| 420 | for (int j = 0; j < enabledImis.size(); ++j) { |
| 421 | final InputMethodInfo imi = enabledImis.get(j); |
| 422 | if (packageName.equals(imi.getPackageName())) { |
| 423 | enabledIme = true; |
| 424 | break; |
| 425 | } |
| 426 | } |
| 427 | if (enabledIme) { |
| 428 | // enabled ime. skip |
| 429 | continue; |
| 430 | } |
| 431 | if (currentSpellChecker != null |
| 432 | && packageName.equals(currentSpellChecker.getPackageName())) { |
| 433 | // enabled spell checker. skip |
| 434 | if (DEBUG) { |
| 435 | Slog.d(TAG, packageName + " is the current spell checker. skip"); |
| 436 | } |
| 437 | continue; |
| 438 | } |
| 439 | ApplicationInfo ai = null; |
| 440 | try { |
| 441 | ai = packageManager.getApplicationInfo(packageName, |
| 442 | PackageManager.GET_DISABLED_UNTIL_USED_COMPONENTS); |
| 443 | } catch (NameNotFoundException e) { |
| 444 | Slog.w(TAG, "NameNotFoundException: " + packageName, e); |
| 445 | } |
| 446 | if (ai == null) { |
| 447 | // No app found for packageName |
| 448 | continue; |
| 449 | } |
| 450 | final boolean isSystemPackage = (ai.flags & ApplicationInfo.FLAG_SYSTEM) != 0; |
| 451 | if (!isSystemPackage) { |
| 452 | continue; |
| 453 | } |
| 454 | setDisabledUntilUsed(packageManager, packageName); |
| 455 | } |
| 456 | } |
| 457 | |
| 458 | private static void setDisabledUntilUsed(PackageManager packageManager, String packageName) { |
| 459 | final int state = packageManager.getApplicationEnabledSetting(packageName); |
| 460 | if (state == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT |
| 461 | || state == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { |
| 462 | if (DEBUG) { |
| 463 | Slog.d(TAG, "Update state(" + packageName + "): DISABLED_UNTIL_USED"); |
| 464 | } |
| 465 | packageManager.setApplicationEnabledSetting(packageName, |
| 466 | PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED, 0); |
| 467 | } else { |
| 468 | if (DEBUG) { |
| 469 | Slog.d(TAG, packageName + " is already DISABLED_UNTIL_USED"); |
| 470 | } |
| 471 | } |
| 472 | } |
| 473 | |
Satoshi Kataoka | b282726 | 2013-07-04 19:43:14 +0900 | [diff] [blame] | 474 | public static CharSequence getImeAndSubtypeDisplayName(Context context, InputMethodInfo imi, |
| 475 | InputMethodSubtype subtype) { |
| 476 | final CharSequence imiLabel = imi.loadLabel(context.getPackageManager()); |
| 477 | return subtype != null |
| 478 | ? TextUtils.concat(subtype.getDisplayName(context, |
| 479 | imi.getPackageName(), imi.getServiceInfo().applicationInfo), |
| 480 | (TextUtils.isEmpty(imiLabel) ? |
| 481 | "" : " - " + imiLabel)) |
| 482 | : imiLabel; |
| 483 | } |
| 484 | |
Satoshi Kataoka | 8e303cc | 2013-01-11 15:55:28 +0900 | [diff] [blame] | 485 | /** |
| 486 | * Utility class for putting and getting settings for InputMethod |
| 487 | * TODO: Move all putters and getters of settings to this class. |
| 488 | */ |
| 489 | public static class InputMethodSettings { |
| 490 | // The string for enabled input method is saved as follows: |
| 491 | // example: ("ime0;subtype0;subtype1;subtype2:ime1:ime2;subtype0") |
| 492 | private static final char INPUT_METHOD_SEPARATER = ':'; |
| 493 | private static final char INPUT_METHOD_SUBTYPE_SEPARATER = ';'; |
| 494 | private final TextUtils.SimpleStringSplitter mInputMethodSplitter = |
| 495 | new TextUtils.SimpleStringSplitter(INPUT_METHOD_SEPARATER); |
| 496 | |
| 497 | private final TextUtils.SimpleStringSplitter mSubtypeSplitter = |
| 498 | new TextUtils.SimpleStringSplitter(INPUT_METHOD_SUBTYPE_SEPARATER); |
| 499 | |
| 500 | private final Resources mRes; |
| 501 | private final ContentResolver mResolver; |
| 502 | private final HashMap<String, InputMethodInfo> mMethodMap; |
| 503 | private final ArrayList<InputMethodInfo> mMethodList; |
| 504 | |
| 505 | private String mEnabledInputMethodsStrCache; |
| 506 | private int mCurrentUserId; |
| 507 | |
| 508 | private static void buildEnabledInputMethodsSettingString( |
| 509 | StringBuilder builder, Pair<String, ArrayList<String>> pair) { |
| 510 | String id = pair.first; |
| 511 | ArrayList<String> subtypes = pair.second; |
| 512 | builder.append(id); |
| 513 | // Inputmethod and subtypes are saved in the settings as follows: |
| 514 | // ime0;subtype0;subtype1:ime1;subtype0:ime2:ime3;subtype0;subtype1 |
| 515 | for (String subtypeId: subtypes) { |
| 516 | builder.append(INPUT_METHOD_SUBTYPE_SEPARATER).append(subtypeId); |
| 517 | } |
| 518 | } |
| 519 | |
| 520 | public InputMethodSettings( |
| 521 | Resources res, ContentResolver resolver, |
| 522 | HashMap<String, InputMethodInfo> methodMap, ArrayList<InputMethodInfo> methodList, |
| 523 | int userId) { |
| 524 | setCurrentUserId(userId); |
| 525 | mRes = res; |
| 526 | mResolver = resolver; |
| 527 | mMethodMap = methodMap; |
| 528 | mMethodList = methodList; |
| 529 | } |
| 530 | |
| 531 | public void setCurrentUserId(int userId) { |
| 532 | if (DEBUG) { |
Satoshi Kataoka | ed1cdb2 | 2013-04-17 16:41:58 +0900 | [diff] [blame] | 533 | Slog.d(TAG, "--- Swtich the current user from " + mCurrentUserId + " to " + userId); |
Satoshi Kataoka | 8e303cc | 2013-01-11 15:55:28 +0900 | [diff] [blame] | 534 | } |
| 535 | // IMMS settings are kept per user, so keep track of current user |
| 536 | mCurrentUserId = userId; |
| 537 | } |
| 538 | |
| 539 | public List<InputMethodInfo> getEnabledInputMethodListLocked() { |
| 540 | return createEnabledInputMethodListLocked( |
| 541 | getEnabledInputMethodsAndSubtypeListLocked()); |
| 542 | } |
| 543 | |
| 544 | public List<Pair<InputMethodInfo, ArrayList<String>>> |
| 545 | getEnabledInputMethodAndSubtypeHashCodeListLocked() { |
| 546 | return createEnabledInputMethodAndSubtypeHashCodeListLocked( |
| 547 | getEnabledInputMethodsAndSubtypeListLocked()); |
| 548 | } |
| 549 | |
| 550 | public List<InputMethodSubtype> getEnabledInputMethodSubtypeListLocked( |
| 551 | Context context, InputMethodInfo imi, boolean allowsImplicitlySelectedSubtypes) { |
| 552 | List<InputMethodSubtype> enabledSubtypes = |
| 553 | getEnabledInputMethodSubtypeListLocked(imi); |
| 554 | if (allowsImplicitlySelectedSubtypes && enabledSubtypes.isEmpty()) { |
| 555 | enabledSubtypes = InputMethodUtils.getImplicitlyApplicableSubtypesLocked( |
| 556 | context.getResources(), imi); |
| 557 | } |
| 558 | return InputMethodSubtype.sort(context, 0, imi, enabledSubtypes); |
| 559 | } |
| 560 | |
| 561 | private List<InputMethodSubtype> getEnabledInputMethodSubtypeListLocked( |
| 562 | InputMethodInfo imi) { |
| 563 | List<Pair<String, ArrayList<String>>> imsList = |
| 564 | getEnabledInputMethodsAndSubtypeListLocked(); |
| 565 | ArrayList<InputMethodSubtype> enabledSubtypes = |
| 566 | new ArrayList<InputMethodSubtype>(); |
| 567 | if (imi != null) { |
| 568 | for (Pair<String, ArrayList<String>> imsPair : imsList) { |
| 569 | InputMethodInfo info = mMethodMap.get(imsPair.first); |
| 570 | if (info != null && info.getId().equals(imi.getId())) { |
| 571 | final int subtypeCount = info.getSubtypeCount(); |
| 572 | for (int i = 0; i < subtypeCount; ++i) { |
| 573 | InputMethodSubtype ims = info.getSubtypeAt(i); |
| 574 | for (String s: imsPair.second) { |
| 575 | if (String.valueOf(ims.hashCode()).equals(s)) { |
| 576 | enabledSubtypes.add(ims); |
| 577 | } |
| 578 | } |
| 579 | } |
| 580 | break; |
| 581 | } |
| 582 | } |
| 583 | } |
| 584 | return enabledSubtypes; |
| 585 | } |
| 586 | |
| 587 | // At the initial boot, the settings for input methods are not set, |
| 588 | // so we need to enable IME in that case. |
| 589 | public void enableAllIMEsIfThereIsNoEnabledIME() { |
| 590 | if (TextUtils.isEmpty(getEnabledInputMethodsStr())) { |
| 591 | StringBuilder sb = new StringBuilder(); |
| 592 | final int N = mMethodList.size(); |
| 593 | for (int i = 0; i < N; i++) { |
| 594 | InputMethodInfo imi = mMethodList.get(i); |
| 595 | Slog.i(TAG, "Adding: " + imi.getId()); |
| 596 | if (i > 0) sb.append(':'); |
| 597 | sb.append(imi.getId()); |
| 598 | } |
| 599 | putEnabledInputMethodsStr(sb.toString()); |
| 600 | } |
| 601 | } |
| 602 | |
| 603 | public List<Pair<String, ArrayList<String>>> getEnabledInputMethodsAndSubtypeListLocked() { |
| 604 | ArrayList<Pair<String, ArrayList<String>>> imsList |
| 605 | = new ArrayList<Pair<String, ArrayList<String>>>(); |
| 606 | final String enabledInputMethodsStr = getEnabledInputMethodsStr(); |
| 607 | if (TextUtils.isEmpty(enabledInputMethodsStr)) { |
| 608 | return imsList; |
| 609 | } |
| 610 | mInputMethodSplitter.setString(enabledInputMethodsStr); |
| 611 | while (mInputMethodSplitter.hasNext()) { |
| 612 | String nextImsStr = mInputMethodSplitter.next(); |
| 613 | mSubtypeSplitter.setString(nextImsStr); |
| 614 | if (mSubtypeSplitter.hasNext()) { |
| 615 | ArrayList<String> subtypeHashes = new ArrayList<String>(); |
| 616 | // The first element is ime id. |
| 617 | String imeId = mSubtypeSplitter.next(); |
| 618 | while (mSubtypeSplitter.hasNext()) { |
| 619 | subtypeHashes.add(mSubtypeSplitter.next()); |
| 620 | } |
| 621 | imsList.add(new Pair<String, ArrayList<String>>(imeId, subtypeHashes)); |
| 622 | } |
| 623 | } |
| 624 | return imsList; |
| 625 | } |
| 626 | |
| 627 | public void appendAndPutEnabledInputMethodLocked(String id, boolean reloadInputMethodStr) { |
| 628 | if (reloadInputMethodStr) { |
| 629 | getEnabledInputMethodsStr(); |
| 630 | } |
| 631 | if (TextUtils.isEmpty(mEnabledInputMethodsStrCache)) { |
| 632 | // Add in the newly enabled input method. |
| 633 | putEnabledInputMethodsStr(id); |
| 634 | } else { |
| 635 | putEnabledInputMethodsStr( |
| 636 | mEnabledInputMethodsStrCache + INPUT_METHOD_SEPARATER + id); |
| 637 | } |
| 638 | } |
| 639 | |
| 640 | /** |
| 641 | * Build and put a string of EnabledInputMethods with removing specified Id. |
| 642 | * @return the specified id was removed or not. |
| 643 | */ |
| 644 | public boolean buildAndPutEnabledInputMethodsStrRemovingIdLocked( |
| 645 | StringBuilder builder, List<Pair<String, ArrayList<String>>> imsList, String id) { |
| 646 | boolean isRemoved = false; |
| 647 | boolean needsAppendSeparator = false; |
| 648 | for (Pair<String, ArrayList<String>> ims: imsList) { |
| 649 | String curId = ims.first; |
| 650 | if (curId.equals(id)) { |
| 651 | // We are disabling this input method, and it is |
| 652 | // currently enabled. Skip it to remove from the |
| 653 | // new list. |
| 654 | isRemoved = true; |
| 655 | } else { |
| 656 | if (needsAppendSeparator) { |
| 657 | builder.append(INPUT_METHOD_SEPARATER); |
| 658 | } else { |
| 659 | needsAppendSeparator = true; |
| 660 | } |
| 661 | buildEnabledInputMethodsSettingString(builder, ims); |
| 662 | } |
| 663 | } |
| 664 | if (isRemoved) { |
| 665 | // Update the setting with the new list of input methods. |
| 666 | putEnabledInputMethodsStr(builder.toString()); |
| 667 | } |
| 668 | return isRemoved; |
| 669 | } |
| 670 | |
| 671 | private List<InputMethodInfo> createEnabledInputMethodListLocked( |
| 672 | List<Pair<String, ArrayList<String>>> imsList) { |
| 673 | final ArrayList<InputMethodInfo> res = new ArrayList<InputMethodInfo>(); |
| 674 | for (Pair<String, ArrayList<String>> ims: imsList) { |
| 675 | InputMethodInfo info = mMethodMap.get(ims.first); |
| 676 | if (info != null) { |
| 677 | res.add(info); |
| 678 | } |
| 679 | } |
| 680 | return res; |
| 681 | } |
| 682 | |
| 683 | private List<Pair<InputMethodInfo, ArrayList<String>>> |
| 684 | createEnabledInputMethodAndSubtypeHashCodeListLocked( |
| 685 | List<Pair<String, ArrayList<String>>> imsList) { |
| 686 | final ArrayList<Pair<InputMethodInfo, ArrayList<String>>> res |
| 687 | = new ArrayList<Pair<InputMethodInfo, ArrayList<String>>>(); |
| 688 | for (Pair<String, ArrayList<String>> ims : imsList) { |
| 689 | InputMethodInfo info = mMethodMap.get(ims.first); |
| 690 | if (info != null) { |
| 691 | res.add(new Pair<InputMethodInfo, ArrayList<String>>(info, ims.second)); |
| 692 | } |
| 693 | } |
| 694 | return res; |
| 695 | } |
| 696 | |
| 697 | private void putEnabledInputMethodsStr(String str) { |
| 698 | Settings.Secure.putStringForUser( |
| 699 | mResolver, Settings.Secure.ENABLED_INPUT_METHODS, str, mCurrentUserId); |
| 700 | mEnabledInputMethodsStrCache = str; |
| 701 | if (DEBUG) { |
| 702 | Slog.d(TAG, "putEnabledInputMethodStr: " + str); |
| 703 | } |
| 704 | } |
| 705 | |
Dianne Hackborn | fd7aded | 2013-01-22 17:10:23 -0800 | [diff] [blame] | 706 | public String getEnabledInputMethodsStr() { |
Satoshi Kataoka | 8e303cc | 2013-01-11 15:55:28 +0900 | [diff] [blame] | 707 | mEnabledInputMethodsStrCache = Settings.Secure.getStringForUser( |
| 708 | mResolver, Settings.Secure.ENABLED_INPUT_METHODS, mCurrentUserId); |
| 709 | if (DEBUG) { |
| 710 | Slog.d(TAG, "getEnabledInputMethodsStr: " + mEnabledInputMethodsStrCache |
| 711 | + ", " + mCurrentUserId); |
| 712 | } |
| 713 | return mEnabledInputMethodsStrCache; |
| 714 | } |
| 715 | |
| 716 | private void saveSubtypeHistory( |
| 717 | List<Pair<String, String>> savedImes, String newImeId, String newSubtypeId) { |
| 718 | StringBuilder builder = new StringBuilder(); |
| 719 | boolean isImeAdded = false; |
| 720 | if (!TextUtils.isEmpty(newImeId) && !TextUtils.isEmpty(newSubtypeId)) { |
| 721 | builder.append(newImeId).append(INPUT_METHOD_SUBTYPE_SEPARATER).append( |
| 722 | newSubtypeId); |
| 723 | isImeAdded = true; |
| 724 | } |
| 725 | for (Pair<String, String> ime: savedImes) { |
| 726 | String imeId = ime.first; |
| 727 | String subtypeId = ime.second; |
| 728 | if (TextUtils.isEmpty(subtypeId)) { |
| 729 | subtypeId = NOT_A_SUBTYPE_ID_STR; |
| 730 | } |
| 731 | if (isImeAdded) { |
| 732 | builder.append(INPUT_METHOD_SEPARATER); |
| 733 | } else { |
| 734 | isImeAdded = true; |
| 735 | } |
| 736 | builder.append(imeId).append(INPUT_METHOD_SUBTYPE_SEPARATER).append( |
| 737 | subtypeId); |
| 738 | } |
| 739 | // Remove the last INPUT_METHOD_SEPARATER |
| 740 | putSubtypeHistoryStr(builder.toString()); |
| 741 | } |
| 742 | |
| 743 | private void addSubtypeToHistory(String imeId, String subtypeId) { |
| 744 | List<Pair<String, String>> subtypeHistory = loadInputMethodAndSubtypeHistoryLocked(); |
| 745 | for (Pair<String, String> ime: subtypeHistory) { |
| 746 | if (ime.first.equals(imeId)) { |
| 747 | if (DEBUG) { |
| 748 | Slog.v(TAG, "Subtype found in the history: " + imeId + ", " |
| 749 | + ime.second); |
| 750 | } |
| 751 | // We should break here |
| 752 | subtypeHistory.remove(ime); |
| 753 | break; |
| 754 | } |
| 755 | } |
| 756 | if (DEBUG) { |
| 757 | Slog.v(TAG, "Add subtype to the history: " + imeId + ", " + subtypeId); |
| 758 | } |
| 759 | saveSubtypeHistory(subtypeHistory, imeId, subtypeId); |
| 760 | } |
| 761 | |
| 762 | private void putSubtypeHistoryStr(String str) { |
| 763 | if (DEBUG) { |
| 764 | Slog.d(TAG, "putSubtypeHistoryStr: " + str); |
| 765 | } |
| 766 | Settings.Secure.putStringForUser( |
| 767 | mResolver, Settings.Secure.INPUT_METHODS_SUBTYPE_HISTORY, str, mCurrentUserId); |
| 768 | } |
| 769 | |
| 770 | public Pair<String, String> getLastInputMethodAndSubtypeLocked() { |
| 771 | // Gets the first one from the history |
| 772 | return getLastSubtypeForInputMethodLockedInternal(null); |
| 773 | } |
| 774 | |
| 775 | public String getLastSubtypeForInputMethodLocked(String imeId) { |
| 776 | Pair<String, String> ime = getLastSubtypeForInputMethodLockedInternal(imeId); |
| 777 | if (ime != null) { |
| 778 | return ime.second; |
| 779 | } else { |
| 780 | return null; |
| 781 | } |
| 782 | } |
| 783 | |
| 784 | private Pair<String, String> getLastSubtypeForInputMethodLockedInternal(String imeId) { |
| 785 | List<Pair<String, ArrayList<String>>> enabledImes = |
| 786 | getEnabledInputMethodsAndSubtypeListLocked(); |
| 787 | List<Pair<String, String>> subtypeHistory = loadInputMethodAndSubtypeHistoryLocked(); |
| 788 | for (Pair<String, String> imeAndSubtype : subtypeHistory) { |
| 789 | final String imeInTheHistory = imeAndSubtype.first; |
| 790 | // If imeId is empty, returns the first IME and subtype in the history |
| 791 | if (TextUtils.isEmpty(imeId) || imeInTheHistory.equals(imeId)) { |
| 792 | final String subtypeInTheHistory = imeAndSubtype.second; |
| 793 | final String subtypeHashCode = |
| 794 | getEnabledSubtypeHashCodeForInputMethodAndSubtypeLocked( |
| 795 | enabledImes, imeInTheHistory, subtypeInTheHistory); |
| 796 | if (!TextUtils.isEmpty(subtypeHashCode)) { |
| 797 | if (DEBUG) { |
| 798 | Slog.d(TAG, "Enabled subtype found in the history: " + subtypeHashCode); |
| 799 | } |
| 800 | return new Pair<String, String>(imeInTheHistory, subtypeHashCode); |
| 801 | } |
| 802 | } |
| 803 | } |
| 804 | if (DEBUG) { |
| 805 | Slog.d(TAG, "No enabled IME found in the history"); |
| 806 | } |
| 807 | return null; |
| 808 | } |
| 809 | |
| 810 | private String getEnabledSubtypeHashCodeForInputMethodAndSubtypeLocked(List<Pair<String, |
| 811 | ArrayList<String>>> enabledImes, String imeId, String subtypeHashCode) { |
| 812 | for (Pair<String, ArrayList<String>> enabledIme: enabledImes) { |
| 813 | if (enabledIme.first.equals(imeId)) { |
| 814 | final ArrayList<String> explicitlyEnabledSubtypes = enabledIme.second; |
| 815 | final InputMethodInfo imi = mMethodMap.get(imeId); |
| 816 | if (explicitlyEnabledSubtypes.size() == 0) { |
| 817 | // If there are no explicitly enabled subtypes, applicable subtypes are |
| 818 | // enabled implicitly. |
| 819 | // If IME is enabled and no subtypes are enabled, applicable subtypes |
| 820 | // are enabled implicitly, so needs to treat them to be enabled. |
| 821 | if (imi != null && imi.getSubtypeCount() > 0) { |
| 822 | List<InputMethodSubtype> implicitlySelectedSubtypes = |
| 823 | getImplicitlyApplicableSubtypesLocked(mRes, imi); |
| 824 | if (implicitlySelectedSubtypes != null) { |
| 825 | final int N = implicitlySelectedSubtypes.size(); |
| 826 | for (int i = 0; i < N; ++i) { |
| 827 | final InputMethodSubtype st = implicitlySelectedSubtypes.get(i); |
| 828 | if (String.valueOf(st.hashCode()).equals(subtypeHashCode)) { |
| 829 | return subtypeHashCode; |
| 830 | } |
| 831 | } |
| 832 | } |
| 833 | } |
| 834 | } else { |
| 835 | for (String s: explicitlyEnabledSubtypes) { |
| 836 | if (s.equals(subtypeHashCode)) { |
| 837 | // If both imeId and subtypeId are enabled, return subtypeId. |
| 838 | try { |
| 839 | final int hashCode = Integer.valueOf(subtypeHashCode); |
| 840 | // Check whether the subtype id is valid or not |
| 841 | if (isValidSubtypeId(imi, hashCode)) { |
| 842 | return s; |
| 843 | } else { |
| 844 | return NOT_A_SUBTYPE_ID_STR; |
| 845 | } |
| 846 | } catch (NumberFormatException e) { |
| 847 | return NOT_A_SUBTYPE_ID_STR; |
| 848 | } |
| 849 | } |
| 850 | } |
| 851 | } |
| 852 | // If imeId was enabled but subtypeId was disabled. |
| 853 | return NOT_A_SUBTYPE_ID_STR; |
| 854 | } |
| 855 | } |
| 856 | // If both imeId and subtypeId are disabled, return null |
| 857 | return null; |
| 858 | } |
| 859 | |
| 860 | private List<Pair<String, String>> loadInputMethodAndSubtypeHistoryLocked() { |
| 861 | ArrayList<Pair<String, String>> imsList = new ArrayList<Pair<String, String>>(); |
| 862 | final String subtypeHistoryStr = getSubtypeHistoryStr(); |
| 863 | if (TextUtils.isEmpty(subtypeHistoryStr)) { |
| 864 | return imsList; |
| 865 | } |
| 866 | mInputMethodSplitter.setString(subtypeHistoryStr); |
| 867 | while (mInputMethodSplitter.hasNext()) { |
| 868 | String nextImsStr = mInputMethodSplitter.next(); |
| 869 | mSubtypeSplitter.setString(nextImsStr); |
| 870 | if (mSubtypeSplitter.hasNext()) { |
| 871 | String subtypeId = NOT_A_SUBTYPE_ID_STR; |
| 872 | // The first element is ime id. |
| 873 | String imeId = mSubtypeSplitter.next(); |
| 874 | while (mSubtypeSplitter.hasNext()) { |
| 875 | subtypeId = mSubtypeSplitter.next(); |
| 876 | break; |
| 877 | } |
| 878 | imsList.add(new Pair<String, String>(imeId, subtypeId)); |
| 879 | } |
| 880 | } |
| 881 | return imsList; |
| 882 | } |
| 883 | |
| 884 | private String getSubtypeHistoryStr() { |
| 885 | if (DEBUG) { |
| 886 | Slog.d(TAG, "getSubtypeHistoryStr: " + Settings.Secure.getStringForUser( |
| 887 | mResolver, Settings.Secure.INPUT_METHODS_SUBTYPE_HISTORY, mCurrentUserId)); |
| 888 | } |
| 889 | return Settings.Secure.getStringForUser( |
| 890 | mResolver, Settings.Secure.INPUT_METHODS_SUBTYPE_HISTORY, mCurrentUserId); |
| 891 | } |
| 892 | |
| 893 | public void putSelectedInputMethod(String imeId) { |
| 894 | if (DEBUG) { |
| 895 | Slog.d(TAG, "putSelectedInputMethodStr: " + imeId + ", " |
| 896 | + mCurrentUserId); |
| 897 | } |
| 898 | Settings.Secure.putStringForUser( |
| 899 | mResolver, Settings.Secure.DEFAULT_INPUT_METHOD, imeId, mCurrentUserId); |
| 900 | } |
| 901 | |
| 902 | public void putSelectedSubtype(int subtypeId) { |
| 903 | if (DEBUG) { |
| 904 | Slog.d(TAG, "putSelectedInputMethodSubtypeStr: " + subtypeId + ", " |
| 905 | + mCurrentUserId); |
| 906 | } |
| 907 | Settings.Secure.putIntForUser(mResolver, Settings.Secure.SELECTED_INPUT_METHOD_SUBTYPE, |
| 908 | subtypeId, mCurrentUserId); |
| 909 | } |
| 910 | |
| 911 | public String getDisabledSystemInputMethods() { |
| 912 | return Settings.Secure.getStringForUser( |
| 913 | mResolver, Settings.Secure.DISABLED_SYSTEM_INPUT_METHODS, mCurrentUserId); |
| 914 | } |
| 915 | |
| 916 | public String getSelectedInputMethod() { |
| 917 | if (DEBUG) { |
| 918 | Slog.d(TAG, "getSelectedInputMethodStr: " + Settings.Secure.getStringForUser( |
| 919 | mResolver, Settings.Secure.DEFAULT_INPUT_METHOD, mCurrentUserId) |
| 920 | + ", " + mCurrentUserId); |
| 921 | } |
| 922 | return Settings.Secure.getStringForUser( |
| 923 | mResolver, Settings.Secure.DEFAULT_INPUT_METHOD, mCurrentUserId); |
| 924 | } |
| 925 | |
| 926 | public boolean isSubtypeSelected() { |
| 927 | return getSelectedInputMethodSubtypeHashCode() != NOT_A_SUBTYPE_ID; |
| 928 | } |
| 929 | |
| 930 | private int getSelectedInputMethodSubtypeHashCode() { |
| 931 | try { |
| 932 | return Settings.Secure.getIntForUser( |
| 933 | mResolver, Settings.Secure.SELECTED_INPUT_METHOD_SUBTYPE, mCurrentUserId); |
| 934 | } catch (SettingNotFoundException e) { |
| 935 | return NOT_A_SUBTYPE_ID; |
| 936 | } |
| 937 | } |
| 938 | |
| 939 | public int getCurrentUserId() { |
| 940 | return mCurrentUserId; |
| 941 | } |
| 942 | |
| 943 | public int getSelectedInputMethodSubtypeId(String selectedImiId) { |
| 944 | final InputMethodInfo imi = mMethodMap.get(selectedImiId); |
| 945 | if (imi == null) { |
| 946 | return NOT_A_SUBTYPE_ID; |
| 947 | } |
| 948 | final int subtypeHashCode = getSelectedInputMethodSubtypeHashCode(); |
| 949 | return getSubtypeIdFromHashCode(imi, subtypeHashCode); |
| 950 | } |
| 951 | |
| 952 | public void saveCurrentInputMethodAndSubtypeToHistory( |
| 953 | String curMethodId, InputMethodSubtype currentSubtype) { |
| 954 | String subtypeId = NOT_A_SUBTYPE_ID_STR; |
| 955 | if (currentSubtype != null) { |
| 956 | subtypeId = String.valueOf(currentSubtype.hashCode()); |
| 957 | } |
| 958 | if (canAddToLastInputMethod(currentSubtype)) { |
| 959 | addSubtypeToHistory(curMethodId, subtypeId); |
| 960 | } |
| 961 | } |
| 962 | } |
| 963 | } |