TextServicesManagerService.java revision ada8c4e6a3da96a795f39a1028d448eb7aebfab3
1988323c57bd25a58f05dfa492d9b9c8ab62c5153satok/* 2988323c57bd25a58f05dfa492d9b9c8ab62c5153satok * Copyright (C) 2011 The Android Open Source Project 3988323c57bd25a58f05dfa492d9b9c8ab62c5153satok * 4988323c57bd25a58f05dfa492d9b9c8ab62c5153satok * Licensed under the Apache License, Version 2.0 (the "License"); 5988323c57bd25a58f05dfa492d9b9c8ab62c5153satok * you may not use this file except in compliance with the License. 6988323c57bd25a58f05dfa492d9b9c8ab62c5153satok * You may obtain a copy of the License at 7988323c57bd25a58f05dfa492d9b9c8ab62c5153satok * 8988323c57bd25a58f05dfa492d9b9c8ab62c5153satok * http://www.apache.org/licenses/LICENSE-2.0 9988323c57bd25a58f05dfa492d9b9c8ab62c5153satok * 10988323c57bd25a58f05dfa492d9b9c8ab62c5153satok * Unless required by applicable law or agreed to in writing, software 11988323c57bd25a58f05dfa492d9b9c8ab62c5153satok * distributed under the License is distributed on an "AS IS" BASIS, 12988323c57bd25a58f05dfa492d9b9c8ab62c5153satok * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13988323c57bd25a58f05dfa492d9b9c8ab62c5153satok * See the License for the specific language governing permissions and 14988323c57bd25a58f05dfa492d9b9c8ab62c5153satok * limitations under the License. 15988323c57bd25a58f05dfa492d9b9c8ab62c5153satok */ 16988323c57bd25a58f05dfa492d9b9c8ab62c5153satok 17988323c57bd25a58f05dfa492d9b9c8ab62c5153satokpackage com.android.server; 18988323c57bd25a58f05dfa492d9b9c8ab62c5153satok 19988323c57bd25a58f05dfa492d9b9c8ab62c5153satokimport com.android.internal.content.PackageMonitor; 20988323c57bd25a58f05dfa492d9b9c8ab62c5153satokimport com.android.internal.textservice.ISpellCheckerService; 21988323c57bd25a58f05dfa492d9b9c8ab62c5153satokimport com.android.internal.textservice.ISpellCheckerSession; 22988323c57bd25a58f05dfa492d9b9c8ab62c5153satokimport com.android.internal.textservice.ISpellCheckerSessionListener; 23988323c57bd25a58f05dfa492d9b9c8ab62c5153satokimport com.android.internal.textservice.ITextServicesManager; 24988323c57bd25a58f05dfa492d9b9c8ab62c5153satokimport com.android.internal.textservice.ITextServicesSessionListener; 25988323c57bd25a58f05dfa492d9b9c8ab62c5153satok 2603b2ea1102d9e3e9f189173878706ab04533eea3satokimport org.xmlpull.v1.XmlPullParserException; 2703b2ea1102d9e3e9f189173878706ab04533eea3satok 28988323c57bd25a58f05dfa492d9b9c8ab62c5153satokimport android.content.ComponentName; 29988323c57bd25a58f05dfa492d9b9c8ab62c5153satokimport android.content.Context; 30988323c57bd25a58f05dfa492d9b9c8ab62c5153satokimport android.content.Intent; 31988323c57bd25a58f05dfa492d9b9c8ab62c5153satokimport android.content.ServiceConnection; 32988323c57bd25a58f05dfa492d9b9c8ab62c5153satokimport android.content.pm.PackageManager; 33988323c57bd25a58f05dfa492d9b9c8ab62c5153satokimport android.content.pm.ResolveInfo; 34988323c57bd25a58f05dfa492d9b9c8ab62c5153satokimport android.content.pm.ServiceInfo; 356be6d7548fb7c29a4d46dc985318ab2adf69f95fsatokimport android.os.Binder; 365357806980269d846a15c845a6fcc0384fb18860satokimport android.os.Bundle; 37988323c57bd25a58f05dfa492d9b9c8ab62c5153satokimport android.os.IBinder; 38988323c57bd25a58f05dfa492d9b9c8ab62c5153satokimport android.os.RemoteException; 39988323c57bd25a58f05dfa492d9b9c8ab62c5153satokimport android.provider.Settings; 40988323c57bd25a58f05dfa492d9b9c8ab62c5153satokimport android.service.textservice.SpellCheckerService; 415357806980269d846a15c845a6fcc0384fb18860satokimport android.text.TextUtils; 42988323c57bd25a58f05dfa492d9b9c8ab62c5153satokimport android.util.Slog; 43988323c57bd25a58f05dfa492d9b9c8ab62c5153satokimport android.view.textservice.SpellCheckerInfo; 44ada8c4e6a3da96a795f39a1028d448eb7aebfab3satokimport android.view.textservice.SpellCheckerSubtype; 45988323c57bd25a58f05dfa492d9b9c8ab62c5153satok 4603b2ea1102d9e3e9f189173878706ab04533eea3satokimport java.io.IOException; 47988323c57bd25a58f05dfa492d9b9c8ab62c5153satokimport java.util.ArrayList; 48988323c57bd25a58f05dfa492d9b9c8ab62c5153satokimport java.util.HashMap; 49988323c57bd25a58f05dfa492d9b9c8ab62c5153satokimport java.util.List; 50988323c57bd25a58f05dfa492d9b9c8ab62c5153satok 51988323c57bd25a58f05dfa492d9b9c8ab62c5153satokpublic class TextServicesManagerService extends ITextServicesManager.Stub { 52988323c57bd25a58f05dfa492d9b9c8ab62c5153satok private static final String TAG = TextServicesManagerService.class.getSimpleName(); 53988323c57bd25a58f05dfa492d9b9c8ab62c5153satok private static final boolean DBG = false; 54988323c57bd25a58f05dfa492d9b9c8ab62c5153satok 55988323c57bd25a58f05dfa492d9b9c8ab62c5153satok private final Context mContext; 56988323c57bd25a58f05dfa492d9b9c8ab62c5153satok private boolean mSystemReady; 57988323c57bd25a58f05dfa492d9b9c8ab62c5153satok private final TextServicesMonitor mMonitor; 58988323c57bd25a58f05dfa492d9b9c8ab62c5153satok private final HashMap<String, SpellCheckerInfo> mSpellCheckerMap = 59988323c57bd25a58f05dfa492d9b9c8ab62c5153satok new HashMap<String, SpellCheckerInfo>(); 60988323c57bd25a58f05dfa492d9b9c8ab62c5153satok private final ArrayList<SpellCheckerInfo> mSpellCheckerList = new ArrayList<SpellCheckerInfo>(); 61988323c57bd25a58f05dfa492d9b9c8ab62c5153satok private final HashMap<String, SpellCheckerBindGroup> mSpellCheckerBindGroups = 62988323c57bd25a58f05dfa492d9b9c8ab62c5153satok new HashMap<String, SpellCheckerBindGroup>(); 63988323c57bd25a58f05dfa492d9b9c8ab62c5153satok 64988323c57bd25a58f05dfa492d9b9c8ab62c5153satok public void systemReady() { 65988323c57bd25a58f05dfa492d9b9c8ab62c5153satok if (!mSystemReady) { 66988323c57bd25a58f05dfa492d9b9c8ab62c5153satok mSystemReady = true; 67988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 68988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 69988323c57bd25a58f05dfa492d9b9c8ab62c5153satok 70988323c57bd25a58f05dfa492d9b9c8ab62c5153satok public TextServicesManagerService(Context context) { 71988323c57bd25a58f05dfa492d9b9c8ab62c5153satok mSystemReady = false; 72988323c57bd25a58f05dfa492d9b9c8ab62c5153satok mContext = context; 73988323c57bd25a58f05dfa492d9b9c8ab62c5153satok mMonitor = new TextServicesMonitor(); 74988323c57bd25a58f05dfa492d9b9c8ab62c5153satok mMonitor.register(context, true); 75988323c57bd25a58f05dfa492d9b9c8ab62c5153satok synchronized (mSpellCheckerMap) { 76988323c57bd25a58f05dfa492d9b9c8ab62c5153satok buildSpellCheckerMapLocked(context, mSpellCheckerList, mSpellCheckerMap); 77988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 78df5659d3d317b5cf351baffe3e0d4876e89678bfsatok SpellCheckerInfo sci = getCurrentSpellChecker(null); 79df5659d3d317b5cf351baffe3e0d4876e89678bfsatok if (sci == null) { 80df5659d3d317b5cf351baffe3e0d4876e89678bfsatok sci = findAvailSpellCheckerLocked(null, null); 81df5659d3d317b5cf351baffe3e0d4876e89678bfsatok if (sci != null) { 82df5659d3d317b5cf351baffe3e0d4876e89678bfsatok // Set the current spell checker if there is one or more spell checkers 83df5659d3d317b5cf351baffe3e0d4876e89678bfsatok // available. In this case, "sci" is the first one in the available spell 84df5659d3d317b5cf351baffe3e0d4876e89678bfsatok // checkers. 855b9b5a9553a0276dc6b7f1f458c8d4ed03227988satok setCurrentSpellCheckerLocked(sci.getId()); 86df5659d3d317b5cf351baffe3e0d4876e89678bfsatok } 87df5659d3d317b5cf351baffe3e0d4876e89678bfsatok } 88988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 89988323c57bd25a58f05dfa492d9b9c8ab62c5153satok 90988323c57bd25a58f05dfa492d9b9c8ab62c5153satok private class TextServicesMonitor extends PackageMonitor { 91988323c57bd25a58f05dfa492d9b9c8ab62c5153satok @Override 92988323c57bd25a58f05dfa492d9b9c8ab62c5153satok public void onSomePackagesChanged() { 93988323c57bd25a58f05dfa492d9b9c8ab62c5153satok synchronized (mSpellCheckerMap) { 94988323c57bd25a58f05dfa492d9b9c8ab62c5153satok buildSpellCheckerMapLocked(mContext, mSpellCheckerList, mSpellCheckerMap); 95988323c57bd25a58f05dfa492d9b9c8ab62c5153satok // TODO: Update for each locale 96988323c57bd25a58f05dfa492d9b9c8ab62c5153satok SpellCheckerInfo sci = getCurrentSpellChecker(null); 97da317ef68603dc7649f98bda495267973825e7fasatok if (sci == null) return; 98988323c57bd25a58f05dfa492d9b9c8ab62c5153satok final String packageName = sci.getPackageName(); 99988323c57bd25a58f05dfa492d9b9c8ab62c5153satok final int change = isPackageDisappearing(packageName); 1005b9b5a9553a0276dc6b7f1f458c8d4ed03227988satok if (// Package disappearing 1015b9b5a9553a0276dc6b7f1f458c8d4ed03227988satok change == PACKAGE_PERMANENT_CHANGE || change == PACKAGE_TEMPORARY_CHANGE 1025b9b5a9553a0276dc6b7f1f458c8d4ed03227988satok // Package modified 1035b9b5a9553a0276dc6b7f1f458c8d4ed03227988satok || isPackageModified(packageName)) { 1045b9b5a9553a0276dc6b7f1f458c8d4ed03227988satok sci = findAvailSpellCheckerLocked(null, packageName); 1055b9b5a9553a0276dc6b7f1f458c8d4ed03227988satok if (sci != null) { 1065b9b5a9553a0276dc6b7f1f458c8d4ed03227988satok setCurrentSpellCheckerLocked(sci.getId()); 1075b9b5a9553a0276dc6b7f1f458c8d4ed03227988satok } 108988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 109988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 110988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 111988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 112988323c57bd25a58f05dfa492d9b9c8ab62c5153satok 113988323c57bd25a58f05dfa492d9b9c8ab62c5153satok private static void buildSpellCheckerMapLocked(Context context, 114988323c57bd25a58f05dfa492d9b9c8ab62c5153satok ArrayList<SpellCheckerInfo> list, HashMap<String, SpellCheckerInfo> map) { 115988323c57bd25a58f05dfa492d9b9c8ab62c5153satok list.clear(); 116988323c57bd25a58f05dfa492d9b9c8ab62c5153satok map.clear(); 117988323c57bd25a58f05dfa492d9b9c8ab62c5153satok final PackageManager pm = context.getPackageManager(); 118988323c57bd25a58f05dfa492d9b9c8ab62c5153satok List<ResolveInfo> services = pm.queryIntentServices( 119988323c57bd25a58f05dfa492d9b9c8ab62c5153satok new Intent(SpellCheckerService.SERVICE_INTERFACE), PackageManager.GET_META_DATA); 120988323c57bd25a58f05dfa492d9b9c8ab62c5153satok final int N = services.size(); 121988323c57bd25a58f05dfa492d9b9c8ab62c5153satok for (int i = 0; i < N; ++i) { 122988323c57bd25a58f05dfa492d9b9c8ab62c5153satok final ResolveInfo ri = services.get(i); 123988323c57bd25a58f05dfa492d9b9c8ab62c5153satok final ServiceInfo si = ri.serviceInfo; 124988323c57bd25a58f05dfa492d9b9c8ab62c5153satok final ComponentName compName = new ComponentName(si.packageName, si.name); 125988323c57bd25a58f05dfa492d9b9c8ab62c5153satok if (!android.Manifest.permission.BIND_TEXT_SERVICE.equals(si.permission)) { 126988323c57bd25a58f05dfa492d9b9c8ab62c5153satok Slog.w(TAG, "Skipping text service " + compName 127988323c57bd25a58f05dfa492d9b9c8ab62c5153satok + ": it does not require the permission " 128988323c57bd25a58f05dfa492d9b9c8ab62c5153satok + android.Manifest.permission.BIND_TEXT_SERVICE); 129988323c57bd25a58f05dfa492d9b9c8ab62c5153satok continue; 130988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 131988323c57bd25a58f05dfa492d9b9c8ab62c5153satok if (DBG) Slog.d(TAG, "Add: " + compName); 13203b2ea1102d9e3e9f189173878706ab04533eea3satok try { 13303b2ea1102d9e3e9f189173878706ab04533eea3satok final SpellCheckerInfo sci = new SpellCheckerInfo(context, ri); 13403b2ea1102d9e3e9f189173878706ab04533eea3satok list.add(sci); 13503b2ea1102d9e3e9f189173878706ab04533eea3satok map.put(sci.getId(), sci); 13603b2ea1102d9e3e9f189173878706ab04533eea3satok } catch (XmlPullParserException e) { 13703b2ea1102d9e3e9f189173878706ab04533eea3satok Slog.w(TAG, "Unable to load the spell checker " + compName, e); 13803b2ea1102d9e3e9f189173878706ab04533eea3satok } catch (IOException e) { 13903b2ea1102d9e3e9f189173878706ab04533eea3satok Slog.w(TAG, "Unable to load the spell checker " + compName, e); 14003b2ea1102d9e3e9f189173878706ab04533eea3satok } 141988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 142da317ef68603dc7649f98bda495267973825e7fasatok if (DBG) { 143da317ef68603dc7649f98bda495267973825e7fasatok Slog.d(TAG, "buildSpellCheckerMapLocked: " + list.size() + "," + map.size()); 144da317ef68603dc7649f98bda495267973825e7fasatok } 145988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 146988323c57bd25a58f05dfa492d9b9c8ab62c5153satok 147988323c57bd25a58f05dfa492d9b9c8ab62c5153satok // TODO: find an appropriate spell checker for specified locale 148988323c57bd25a58f05dfa492d9b9c8ab62c5153satok private SpellCheckerInfo findAvailSpellCheckerLocked(String locale, String prefPackage) { 149988323c57bd25a58f05dfa492d9b9c8ab62c5153satok final int spellCheckersCount = mSpellCheckerList.size(); 150988323c57bd25a58f05dfa492d9b9c8ab62c5153satok if (spellCheckersCount == 0) { 151988323c57bd25a58f05dfa492d9b9c8ab62c5153satok Slog.w(TAG, "no available spell checker services found"); 152988323c57bd25a58f05dfa492d9b9c8ab62c5153satok return null; 153988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 154988323c57bd25a58f05dfa492d9b9c8ab62c5153satok if (prefPackage != null) { 155988323c57bd25a58f05dfa492d9b9c8ab62c5153satok for (int i = 0; i < spellCheckersCount; ++i) { 156988323c57bd25a58f05dfa492d9b9c8ab62c5153satok final SpellCheckerInfo sci = mSpellCheckerList.get(i); 157988323c57bd25a58f05dfa492d9b9c8ab62c5153satok if (prefPackage.equals(sci.getPackageName())) { 158da317ef68603dc7649f98bda495267973825e7fasatok if (DBG) { 159da317ef68603dc7649f98bda495267973825e7fasatok Slog.d(TAG, "findAvailSpellCheckerLocked: " + sci.getPackageName()); 160da317ef68603dc7649f98bda495267973825e7fasatok } 161988323c57bd25a58f05dfa492d9b9c8ab62c5153satok return sci; 162988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 163988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 164988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 165988323c57bd25a58f05dfa492d9b9c8ab62c5153satok if (spellCheckersCount > 1) { 166988323c57bd25a58f05dfa492d9b9c8ab62c5153satok Slog.w(TAG, "more than one spell checker service found, picking first"); 167988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 168988323c57bd25a58f05dfa492d9b9c8ab62c5153satok return mSpellCheckerList.get(0); 169988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 170988323c57bd25a58f05dfa492d9b9c8ab62c5153satok 171988323c57bd25a58f05dfa492d9b9c8ab62c5153satok // TODO: Save SpellCheckerService by supported languages. Currently only one spell 172988323c57bd25a58f05dfa492d9b9c8ab62c5153satok // checker is saved. 173988323c57bd25a58f05dfa492d9b9c8ab62c5153satok @Override 174988323c57bd25a58f05dfa492d9b9c8ab62c5153satok public SpellCheckerInfo getCurrentSpellChecker(String locale) { 175988323c57bd25a58f05dfa492d9b9c8ab62c5153satok synchronized (mSpellCheckerMap) { 176da317ef68603dc7649f98bda495267973825e7fasatok String curSpellCheckerId = 177988323c57bd25a58f05dfa492d9b9c8ab62c5153satok Settings.Secure.getString(mContext.getContentResolver(), 178ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok Settings.Secure.SELECTED_SPELL_CHECKER); 179562ab585f9e413d9696ee250e5ec02f95889a157satok if (DBG) { 180562ab585f9e413d9696ee250e5ec02f95889a157satok Slog.w(TAG, "getCurrentSpellChecker: " + curSpellCheckerId); 181562ab585f9e413d9696ee250e5ec02f95889a157satok } 182988323c57bd25a58f05dfa492d9b9c8ab62c5153satok if (TextUtils.isEmpty(curSpellCheckerId)) { 183df5659d3d317b5cf351baffe3e0d4876e89678bfsatok return null; 184988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 185988323c57bd25a58f05dfa492d9b9c8ab62c5153satok return mSpellCheckerMap.get(curSpellCheckerId); 186988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 187988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 188988323c57bd25a58f05dfa492d9b9c8ab62c5153satok 189ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok // TODO: Save SpellCheckerSubtype by supported languages. 190ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok @Override 191ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok public SpellCheckerSubtype getCurrentSpellCheckerSubtype(String locale) { 192ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok synchronized (mSpellCheckerMap) { 193ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok final String subtypeHashCodeStr = 194ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok Settings.Secure.getString(mContext.getContentResolver(), 195ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok Settings.Secure.SELECTED_SPELL_CHECKER_SUBTYPE); 196ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok if (DBG) { 197ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok Slog.w(TAG, "getCurrentSpellChecker: " + subtypeHashCodeStr); 198ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok } 199ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok final SpellCheckerInfo sci = getCurrentSpellChecker(null); 200ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok if (sci.getSubtypeCount() == 0) { 201ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok return null; 202ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok } 203ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok if (TextUtils.isEmpty(subtypeHashCodeStr)) { 204ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok // Return the first Subtype if there is no settings for the current subtype. 205ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok return sci.getSubtypeAt(0); 206ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok } 207ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok final int hashCode = Integer.valueOf(subtypeHashCodeStr); 208ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok for (int i = 0; i < sci.getSubtypeCount(); ++i) { 209ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok final SpellCheckerSubtype scs = sci.getSubtypeAt(i); 210ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok if (scs.hashCode() == hashCode) { 211ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok return scs; 212ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok } 213ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok } 214ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok return sci.getSubtypeAt(0); 215ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok } 216ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok } 217ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok 218988323c57bd25a58f05dfa492d9b9c8ab62c5153satok @Override 2195b9b5a9553a0276dc6b7f1f458c8d4ed03227988satok public void getSpellCheckerService(String sciId, String locale, 2205357806980269d846a15c845a6fcc0384fb18860satok ITextServicesSessionListener tsListener, ISpellCheckerSessionListener scListener, 2215357806980269d846a15c845a6fcc0384fb18860satok Bundle bundle) { 222988323c57bd25a58f05dfa492d9b9c8ab62c5153satok if (!mSystemReady) { 223988323c57bd25a58f05dfa492d9b9c8ab62c5153satok return; 224988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 2255b9b5a9553a0276dc6b7f1f458c8d4ed03227988satok if (TextUtils.isEmpty(sciId) || tsListener == null || scListener == null) { 226988323c57bd25a58f05dfa492d9b9c8ab62c5153satok Slog.e(TAG, "getSpellCheckerService: Invalid input."); 227988323c57bd25a58f05dfa492d9b9c8ab62c5153satok return; 228988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 229988323c57bd25a58f05dfa492d9b9c8ab62c5153satok synchronized(mSpellCheckerMap) { 230988323c57bd25a58f05dfa492d9b9c8ab62c5153satok if (!mSpellCheckerMap.containsKey(sciId)) { 231988323c57bd25a58f05dfa492d9b9c8ab62c5153satok return; 232988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 2335b9b5a9553a0276dc6b7f1f458c8d4ed03227988satok final SpellCheckerInfo sci = mSpellCheckerMap.get(sciId); 234df5659d3d317b5cf351baffe3e0d4876e89678bfsatok final int uid = Binder.getCallingUid(); 235988323c57bd25a58f05dfa492d9b9c8ab62c5153satok if (mSpellCheckerBindGroups.containsKey(sciId)) { 2366be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok final SpellCheckerBindGroup bindGroup = mSpellCheckerBindGroups.get(sciId); 2376be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok if (bindGroup != null) { 2386be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok final InternalDeathRecipient recipient = 2396be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok mSpellCheckerBindGroups.get(sciId).addListener( 2405357806980269d846a15c845a6fcc0384fb18860satok tsListener, locale, scListener, uid, bundle); 2416be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok if (recipient == null) { 2426be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok if (DBG) { 2436be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok Slog.w(TAG, "Didn't create a death recipient."); 2446be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok } 2456be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok return; 2466be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok } 2476be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok if (bindGroup.mSpellChecker == null & bindGroup.mConnected) { 2486be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok Slog.e(TAG, "The state of the spell checker bind group is illegal."); 2496be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok bindGroup.removeAll(); 2506be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok } else if (bindGroup.mSpellChecker != null) { 2516be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok if (DBG) { 252df5659d3d317b5cf351baffe3e0d4876e89678bfsatok Slog.w(TAG, "Existing bind found. Return a spell checker session now. " 253df5659d3d317b5cf351baffe3e0d4876e89678bfsatok + "Listeners count = " + bindGroup.mListeners.size()); 2546be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok } 2556be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok try { 2566be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok final ISpellCheckerSession session = 2576be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok bindGroup.mSpellChecker.getISpellCheckerSession( 2585357806980269d846a15c845a6fcc0384fb18860satok recipient.mScLocale, recipient.mScListener, bundle); 259df5659d3d317b5cf351baffe3e0d4876e89678bfsatok if (session != null) { 260df5659d3d317b5cf351baffe3e0d4876e89678bfsatok tsListener.onServiceConnected(session); 261df5659d3d317b5cf351baffe3e0d4876e89678bfsatok return; 262df5659d3d317b5cf351baffe3e0d4876e89678bfsatok } else { 263df5659d3d317b5cf351baffe3e0d4876e89678bfsatok if (DBG) { 264df5659d3d317b5cf351baffe3e0d4876e89678bfsatok Slog.w(TAG, "Existing bind already expired. "); 265df5659d3d317b5cf351baffe3e0d4876e89678bfsatok } 266df5659d3d317b5cf351baffe3e0d4876e89678bfsatok bindGroup.removeAll(); 267df5659d3d317b5cf351baffe3e0d4876e89678bfsatok } 2686be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok } catch (RemoteException e) { 2696be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok Slog.e(TAG, "Exception in getting spell checker session: " + e); 2706be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok bindGroup.removeAll(); 2716be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok } 2726be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok } 2736be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok } 274988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 2756be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok final long ident = Binder.clearCallingIdentity(); 2766be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok try { 2775357806980269d846a15c845a6fcc0384fb18860satok startSpellCheckerServiceInnerLocked( 2785357806980269d846a15c845a6fcc0384fb18860satok sci, locale, tsListener, scListener, uid, bundle); 2796be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok } finally { 2806be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok Binder.restoreCallingIdentity(ident); 281988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 282988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 283988323c57bd25a58f05dfa492d9b9c8ab62c5153satok return; 284988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 285988323c57bd25a58f05dfa492d9b9c8ab62c5153satok 2866be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok private void startSpellCheckerServiceInnerLocked(SpellCheckerInfo info, String locale, 287df5659d3d317b5cf351baffe3e0d4876e89678bfsatok ITextServicesSessionListener tsListener, ISpellCheckerSessionListener scListener, 2885357806980269d846a15c845a6fcc0384fb18860satok int uid, Bundle bundle) { 289df5659d3d317b5cf351baffe3e0d4876e89678bfsatok if (DBG) { 290df5659d3d317b5cf351baffe3e0d4876e89678bfsatok Slog.w(TAG, "Start spell checker session inner locked."); 291df5659d3d317b5cf351baffe3e0d4876e89678bfsatok } 2926be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok final String sciId = info.getId(); 2936be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok final InternalServiceConnection connection = new InternalServiceConnection( 2945357806980269d846a15c845a6fcc0384fb18860satok sciId, locale, scListener, bundle); 2956be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok final Intent serviceIntent = new Intent(SpellCheckerService.SERVICE_INTERFACE); 2966be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok serviceIntent.setComponent(info.getComponent()); 2976be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok if (DBG) { 2986be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok Slog.w(TAG, "bind service: " + info.getId()); 2996be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok } 3006be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok if (!mContext.bindService(serviceIntent, connection, Context.BIND_AUTO_CREATE)) { 3016be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok Slog.e(TAG, "Failed to get a spell checker service."); 3026be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok return; 3036be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok } 3046be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok final SpellCheckerBindGroup group = new SpellCheckerBindGroup( 3055357806980269d846a15c845a6fcc0384fb18860satok connection, tsListener, locale, scListener, uid, bundle); 3066be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok mSpellCheckerBindGroups.put(sciId, group); 3076be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok } 3086be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok 309988323c57bd25a58f05dfa492d9b9c8ab62c5153satok @Override 310562ab585f9e413d9696ee250e5ec02f95889a157satok public SpellCheckerInfo[] getEnabledSpellCheckers() { 311da317ef68603dc7649f98bda495267973825e7fasatok if (DBG) { 312da317ef68603dc7649f98bda495267973825e7fasatok Slog.d(TAG, "getEnabledSpellCheckers: " + mSpellCheckerList.size()); 313da317ef68603dc7649f98bda495267973825e7fasatok for (int i = 0; i < mSpellCheckerList.size(); ++i) { 314da317ef68603dc7649f98bda495267973825e7fasatok Slog.d(TAG, "EnabledSpellCheckers: " + mSpellCheckerList.get(i).getPackageName()); 315da317ef68603dc7649f98bda495267973825e7fasatok } 316da317ef68603dc7649f98bda495267973825e7fasatok } 317562ab585f9e413d9696ee250e5ec02f95889a157satok return mSpellCheckerList.toArray(new SpellCheckerInfo[mSpellCheckerList.size()]); 318562ab585f9e413d9696ee250e5ec02f95889a157satok } 319562ab585f9e413d9696ee250e5ec02f95889a157satok 320562ab585f9e413d9696ee250e5ec02f95889a157satok @Override 321988323c57bd25a58f05dfa492d9b9c8ab62c5153satok public void finishSpellCheckerService(ISpellCheckerSessionListener listener) { 322da317ef68603dc7649f98bda495267973825e7fasatok if (DBG) { 323da317ef68603dc7649f98bda495267973825e7fasatok Slog.d(TAG, "FinishSpellCheckerService"); 324da317ef68603dc7649f98bda495267973825e7fasatok } 325988323c57bd25a58f05dfa492d9b9c8ab62c5153satok synchronized(mSpellCheckerMap) { 326988323c57bd25a58f05dfa492d9b9c8ab62c5153satok for (SpellCheckerBindGroup group : mSpellCheckerBindGroups.values()) { 327988323c57bd25a58f05dfa492d9b9c8ab62c5153satok if (group == null) continue; 328988323c57bd25a58f05dfa492d9b9c8ab62c5153satok group.removeListener(listener); 329988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 330988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 331988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 332988323c57bd25a58f05dfa492d9b9c8ab62c5153satok 333df5659d3d317b5cf351baffe3e0d4876e89678bfsatok @Override 334ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok public void setCurrentSpellChecker(String locale, String sciId) { 335df5659d3d317b5cf351baffe3e0d4876e89678bfsatok synchronized(mSpellCheckerMap) { 336df5659d3d317b5cf351baffe3e0d4876e89678bfsatok if (mContext.checkCallingOrSelfPermission( 337df5659d3d317b5cf351baffe3e0d4876e89678bfsatok android.Manifest.permission.WRITE_SECURE_SETTINGS) 338df5659d3d317b5cf351baffe3e0d4876e89678bfsatok != PackageManager.PERMISSION_GRANTED) { 339df5659d3d317b5cf351baffe3e0d4876e89678bfsatok throw new SecurityException( 340df5659d3d317b5cf351baffe3e0d4876e89678bfsatok "Requires permission " 341df5659d3d317b5cf351baffe3e0d4876e89678bfsatok + android.Manifest.permission.WRITE_SECURE_SETTINGS); 342df5659d3d317b5cf351baffe3e0d4876e89678bfsatok } 3435b9b5a9553a0276dc6b7f1f458c8d4ed03227988satok setCurrentSpellCheckerLocked(sciId); 344df5659d3d317b5cf351baffe3e0d4876e89678bfsatok } 345df5659d3d317b5cf351baffe3e0d4876e89678bfsatok } 346df5659d3d317b5cf351baffe3e0d4876e89678bfsatok 347ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok @Override 348ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok public void setCurrentSpellCheckerSubtype(String locale, int hashCode) { 349ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok synchronized(mSpellCheckerMap) { 350ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok if (mContext.checkCallingOrSelfPermission( 351ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok android.Manifest.permission.WRITE_SECURE_SETTINGS) 352ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok != PackageManager.PERMISSION_GRANTED) { 353ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok throw new SecurityException( 354ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok "Requires permission " 355ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok + android.Manifest.permission.WRITE_SECURE_SETTINGS); 356ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok } 357ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok setCurrentSpellCheckerLocked(hashCode); 358ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok } 359ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok } 360ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok 3615b9b5a9553a0276dc6b7f1f458c8d4ed03227988satok private void setCurrentSpellCheckerLocked(String sciId) { 362562ab585f9e413d9696ee250e5ec02f95889a157satok if (DBG) { 3635b9b5a9553a0276dc6b7f1f458c8d4ed03227988satok Slog.w(TAG, "setCurrentSpellChecker: " + sciId); 364562ab585f9e413d9696ee250e5ec02f95889a157satok } 3655b9b5a9553a0276dc6b7f1f458c8d4ed03227988satok if (TextUtils.isEmpty(sciId) || !mSpellCheckerMap.containsKey(sciId)) return; 366df5659d3d317b5cf351baffe3e0d4876e89678bfsatok final long ident = Binder.clearCallingIdentity(); 367df5659d3d317b5cf351baffe3e0d4876e89678bfsatok try { 368df5659d3d317b5cf351baffe3e0d4876e89678bfsatok Settings.Secure.putString(mContext.getContentResolver(), 369ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok Settings.Secure.SELECTED_SPELL_CHECKER, sciId); 370ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok } finally { 371ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok Binder.restoreCallingIdentity(ident); 372ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok } 373ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok } 374ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok 375ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok private void setCurrentSpellCheckerLocked(int hashCode) { 376ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok if (DBG) { 377ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok Slog.w(TAG, "setCurrentSpellCheckerSubtype: " + hashCode); 378ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok } 379ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok final SpellCheckerInfo sci = getCurrentSpellChecker(null); 380ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok if (sci == null) return; 381ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok boolean found = false; 382ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok for (int i = 0; i < sci.getSubtypeCount(); ++i) { 383ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok if(sci.getSubtypeAt(i).hashCode() == hashCode) { 384ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok found = true; 385ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok break; 386ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok } 387ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok } 388ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok if (!found) { 389ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok return; 390ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok } 391ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok final long ident = Binder.clearCallingIdentity(); 392ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok try { 393ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok Settings.Secure.putString(mContext.getContentResolver(), 394ada8c4e6a3da96a795f39a1028d448eb7aebfab3satok Settings.Secure.SELECTED_SPELL_CHECKER_SUBTYPE, String.valueOf(hashCode)); 395df5659d3d317b5cf351baffe3e0d4876e89678bfsatok } finally { 396df5659d3d317b5cf351baffe3e0d4876e89678bfsatok Binder.restoreCallingIdentity(ident); 397df5659d3d317b5cf351baffe3e0d4876e89678bfsatok } 398988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 399988323c57bd25a58f05dfa492d9b9c8ab62c5153satok 400988323c57bd25a58f05dfa492d9b9c8ab62c5153satok // SpellCheckerBindGroup contains active text service session listeners. 401988323c57bd25a58f05dfa492d9b9c8ab62c5153satok // If there are no listeners anymore, the SpellCheckerBindGroup instance will be removed from 402988323c57bd25a58f05dfa492d9b9c8ab62c5153satok // mSpellCheckerBindGroups 403988323c57bd25a58f05dfa492d9b9c8ab62c5153satok private class SpellCheckerBindGroup { 404df5659d3d317b5cf351baffe3e0d4876e89678bfsatok private final String TAG = SpellCheckerBindGroup.class.getSimpleName(); 4056be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok private final InternalServiceConnection mInternalConnection; 4066be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok private final ArrayList<InternalDeathRecipient> mListeners = 407988323c57bd25a58f05dfa492d9b9c8ab62c5153satok new ArrayList<InternalDeathRecipient>(); 4086be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok public ISpellCheckerService mSpellChecker; 4096be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok public boolean mConnected; 410988323c57bd25a58f05dfa492d9b9c8ab62c5153satok 411988323c57bd25a58f05dfa492d9b9c8ab62c5153satok public SpellCheckerBindGroup(InternalServiceConnection connection, 412988323c57bd25a58f05dfa492d9b9c8ab62c5153satok ITextServicesSessionListener listener, String locale, 4135357806980269d846a15c845a6fcc0384fb18860satok ISpellCheckerSessionListener scListener, int uid, Bundle bundle) { 414988323c57bd25a58f05dfa492d9b9c8ab62c5153satok mInternalConnection = connection; 4156be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok mConnected = false; 4165357806980269d846a15c845a6fcc0384fb18860satok addListener(listener, locale, scListener, uid, bundle); 417988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 418988323c57bd25a58f05dfa492d9b9c8ab62c5153satok 419988323c57bd25a58f05dfa492d9b9c8ab62c5153satok public void onServiceConnected(ISpellCheckerService spellChecker) { 420da317ef68603dc7649f98bda495267973825e7fasatok if (DBG) { 421da317ef68603dc7649f98bda495267973825e7fasatok Slog.d(TAG, "onServiceConnected"); 422da317ef68603dc7649f98bda495267973825e7fasatok } 423988323c57bd25a58f05dfa492d9b9c8ab62c5153satok synchronized(mSpellCheckerMap) { 424988323c57bd25a58f05dfa492d9b9c8ab62c5153satok for (InternalDeathRecipient listener : mListeners) { 425988323c57bd25a58f05dfa492d9b9c8ab62c5153satok try { 426988323c57bd25a58f05dfa492d9b9c8ab62c5153satok final ISpellCheckerSession session = spellChecker.getISpellCheckerSession( 4275357806980269d846a15c845a6fcc0384fb18860satok listener.mScLocale, listener.mScListener, listener.mBundle); 428988323c57bd25a58f05dfa492d9b9c8ab62c5153satok listener.mTsListener.onServiceConnected(session); 429988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } catch (RemoteException e) { 430df5659d3d317b5cf351baffe3e0d4876e89678bfsatok Slog.e(TAG, "Exception in getting the spell checker session: " + e); 4316be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok removeAll(); 4326be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok return; 433988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 434988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 4356be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok mSpellChecker = spellChecker; 4366be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok mConnected = true; 437988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 438988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 439988323c57bd25a58f05dfa492d9b9c8ab62c5153satok 4406be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok public InternalDeathRecipient addListener(ITextServicesSessionListener tsListener, 4415357806980269d846a15c845a6fcc0384fb18860satok String locale, ISpellCheckerSessionListener scListener, int uid, Bundle bundle) { 442da317ef68603dc7649f98bda495267973825e7fasatok if (DBG) { 443da317ef68603dc7649f98bda495267973825e7fasatok Slog.d(TAG, "addListener: " + locale); 444da317ef68603dc7649f98bda495267973825e7fasatok } 4456be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok InternalDeathRecipient recipient = null; 446988323c57bd25a58f05dfa492d9b9c8ab62c5153satok synchronized(mSpellCheckerMap) { 447988323c57bd25a58f05dfa492d9b9c8ab62c5153satok try { 448988323c57bd25a58f05dfa492d9b9c8ab62c5153satok final int size = mListeners.size(); 449988323c57bd25a58f05dfa492d9b9c8ab62c5153satok for (int i = 0; i < size; ++i) { 450988323c57bd25a58f05dfa492d9b9c8ab62c5153satok if (mListeners.get(i).hasSpellCheckerListener(scListener)) { 451988323c57bd25a58f05dfa492d9b9c8ab62c5153satok // do not add the lister if the group already contains this. 4526be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok return null; 453988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 454988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 4556be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok recipient = new InternalDeathRecipient( 4565357806980269d846a15c845a6fcc0384fb18860satok this, tsListener, locale, scListener, uid, bundle); 457988323c57bd25a58f05dfa492d9b9c8ab62c5153satok scListener.asBinder().linkToDeath(recipient, 0); 458df5659d3d317b5cf351baffe3e0d4876e89678bfsatok mListeners.add(recipient); 459988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } catch(RemoteException e) { 460988323c57bd25a58f05dfa492d9b9c8ab62c5153satok // do nothing 461988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 462988323c57bd25a58f05dfa492d9b9c8ab62c5153satok cleanLocked(); 463988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 4646be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok return recipient; 465988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 466988323c57bd25a58f05dfa492d9b9c8ab62c5153satok 467988323c57bd25a58f05dfa492d9b9c8ab62c5153satok public void removeListener(ISpellCheckerSessionListener listener) { 468da317ef68603dc7649f98bda495267973825e7fasatok if (DBG) { 469df5659d3d317b5cf351baffe3e0d4876e89678bfsatok Slog.w(TAG, "remove listener: " + listener.hashCode()); 470da317ef68603dc7649f98bda495267973825e7fasatok } 471988323c57bd25a58f05dfa492d9b9c8ab62c5153satok synchronized(mSpellCheckerMap) { 472988323c57bd25a58f05dfa492d9b9c8ab62c5153satok final int size = mListeners.size(); 473988323c57bd25a58f05dfa492d9b9c8ab62c5153satok final ArrayList<InternalDeathRecipient> removeList = 474988323c57bd25a58f05dfa492d9b9c8ab62c5153satok new ArrayList<InternalDeathRecipient>(); 475988323c57bd25a58f05dfa492d9b9c8ab62c5153satok for (int i = 0; i < size; ++i) { 476988323c57bd25a58f05dfa492d9b9c8ab62c5153satok final InternalDeathRecipient tempRecipient = mListeners.get(i); 477988323c57bd25a58f05dfa492d9b9c8ab62c5153satok if(tempRecipient.hasSpellCheckerListener(listener)) { 478df5659d3d317b5cf351baffe3e0d4876e89678bfsatok if (DBG) { 479df5659d3d317b5cf351baffe3e0d4876e89678bfsatok Slog.w(TAG, "found existing listener."); 480df5659d3d317b5cf351baffe3e0d4876e89678bfsatok } 481988323c57bd25a58f05dfa492d9b9c8ab62c5153satok removeList.add(tempRecipient); 482988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 483988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 484988323c57bd25a58f05dfa492d9b9c8ab62c5153satok final int removeSize = removeList.size(); 485988323c57bd25a58f05dfa492d9b9c8ab62c5153satok for (int i = 0; i < removeSize; ++i) { 486df5659d3d317b5cf351baffe3e0d4876e89678bfsatok if (DBG) { 487df5659d3d317b5cf351baffe3e0d4876e89678bfsatok Slog.w(TAG, "Remove " + removeList.get(i)); 488df5659d3d317b5cf351baffe3e0d4876e89678bfsatok } 489988323c57bd25a58f05dfa492d9b9c8ab62c5153satok mListeners.remove(removeList.get(i)); 490988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 491988323c57bd25a58f05dfa492d9b9c8ab62c5153satok cleanLocked(); 492988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 493988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 494988323c57bd25a58f05dfa492d9b9c8ab62c5153satok 495988323c57bd25a58f05dfa492d9b9c8ab62c5153satok private void cleanLocked() { 496da317ef68603dc7649f98bda495267973825e7fasatok if (DBG) { 497da317ef68603dc7649f98bda495267973825e7fasatok Slog.d(TAG, "cleanLocked"); 498da317ef68603dc7649f98bda495267973825e7fasatok } 499988323c57bd25a58f05dfa492d9b9c8ab62c5153satok if (mListeners.isEmpty()) { 5006be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok if (mSpellCheckerBindGroups.containsKey(this)) { 5016be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok mSpellCheckerBindGroups.remove(this); 5026be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok } 503988323c57bd25a58f05dfa492d9b9c8ab62c5153satok // Unbind service when there is no active clients. 504988323c57bd25a58f05dfa492d9b9c8ab62c5153satok mContext.unbindService(mInternalConnection); 505988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 506988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 5076be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok 5086be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok public void removeAll() { 5096be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok Slog.e(TAG, "Remove the spell checker bind unexpectedly."); 510df5659d3d317b5cf351baffe3e0d4876e89678bfsatok synchronized(mSpellCheckerMap) { 511df5659d3d317b5cf351baffe3e0d4876e89678bfsatok mListeners.clear(); 512df5659d3d317b5cf351baffe3e0d4876e89678bfsatok cleanLocked(); 513df5659d3d317b5cf351baffe3e0d4876e89678bfsatok } 5146be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok } 515988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 516988323c57bd25a58f05dfa492d9b9c8ab62c5153satok 517988323c57bd25a58f05dfa492d9b9c8ab62c5153satok private class InternalServiceConnection implements ServiceConnection { 518988323c57bd25a58f05dfa492d9b9c8ab62c5153satok private final ISpellCheckerSessionListener mListener; 519988323c57bd25a58f05dfa492d9b9c8ab62c5153satok private final String mSciId; 520988323c57bd25a58f05dfa492d9b9c8ab62c5153satok private final String mLocale; 5215357806980269d846a15c845a6fcc0384fb18860satok private final Bundle mBundle; 522988323c57bd25a58f05dfa492d9b9c8ab62c5153satok public InternalServiceConnection( 5235357806980269d846a15c845a6fcc0384fb18860satok String id, String locale, ISpellCheckerSessionListener listener, Bundle bundle) { 524988323c57bd25a58f05dfa492d9b9c8ab62c5153satok mSciId = id; 525988323c57bd25a58f05dfa492d9b9c8ab62c5153satok mLocale = locale; 526988323c57bd25a58f05dfa492d9b9c8ab62c5153satok mListener = listener; 5275357806980269d846a15c845a6fcc0384fb18860satok mBundle = bundle; 528988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 529988323c57bd25a58f05dfa492d9b9c8ab62c5153satok 530988323c57bd25a58f05dfa492d9b9c8ab62c5153satok @Override 531988323c57bd25a58f05dfa492d9b9c8ab62c5153satok public void onServiceConnected(ComponentName name, IBinder service) { 532988323c57bd25a58f05dfa492d9b9c8ab62c5153satok synchronized(mSpellCheckerMap) { 5336be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok if (DBG) { 5346be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok Slog.w(TAG, "onServiceConnected: " + name); 5356be6d7548fb7c29a4d46dc985318ab2adf69f95fsatok } 536988323c57bd25a58f05dfa492d9b9c8ab62c5153satok ISpellCheckerService spellChecker = ISpellCheckerService.Stub.asInterface(service); 537988323c57bd25a58f05dfa492d9b9c8ab62c5153satok final SpellCheckerBindGroup group = mSpellCheckerBindGroups.get(mSciId); 538988323c57bd25a58f05dfa492d9b9c8ab62c5153satok if (group != null) { 539988323c57bd25a58f05dfa492d9b9c8ab62c5153satok group.onServiceConnected(spellChecker); 540988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 541988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 542988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 543988323c57bd25a58f05dfa492d9b9c8ab62c5153satok 544988323c57bd25a58f05dfa492d9b9c8ab62c5153satok @Override 545988323c57bd25a58f05dfa492d9b9c8ab62c5153satok public void onServiceDisconnected(ComponentName name) { 546988323c57bd25a58f05dfa492d9b9c8ab62c5153satok mSpellCheckerBindGroups.remove(mSciId); 547988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 548988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 549988323c57bd25a58f05dfa492d9b9c8ab62c5153satok 550988323c57bd25a58f05dfa492d9b9c8ab62c5153satok private class InternalDeathRecipient implements IBinder.DeathRecipient { 551988323c57bd25a58f05dfa492d9b9c8ab62c5153satok public final ITextServicesSessionListener mTsListener; 552988323c57bd25a58f05dfa492d9b9c8ab62c5153satok public final ISpellCheckerSessionListener mScListener; 553988323c57bd25a58f05dfa492d9b9c8ab62c5153satok public final String mScLocale; 554988323c57bd25a58f05dfa492d9b9c8ab62c5153satok private final SpellCheckerBindGroup mGroup; 555df5659d3d317b5cf351baffe3e0d4876e89678bfsatok public final int mUid; 5565357806980269d846a15c845a6fcc0384fb18860satok public final Bundle mBundle; 557988323c57bd25a58f05dfa492d9b9c8ab62c5153satok public InternalDeathRecipient(SpellCheckerBindGroup group, 558988323c57bd25a58f05dfa492d9b9c8ab62c5153satok ITextServicesSessionListener tsListener, String scLocale, 5595357806980269d846a15c845a6fcc0384fb18860satok ISpellCheckerSessionListener scListener, int uid, Bundle bundle) { 560988323c57bd25a58f05dfa492d9b9c8ab62c5153satok mTsListener = tsListener; 561988323c57bd25a58f05dfa492d9b9c8ab62c5153satok mScListener = scListener; 562988323c57bd25a58f05dfa492d9b9c8ab62c5153satok mScLocale = scLocale; 563988323c57bd25a58f05dfa492d9b9c8ab62c5153satok mGroup = group; 564df5659d3d317b5cf351baffe3e0d4876e89678bfsatok mUid = uid; 5655357806980269d846a15c845a6fcc0384fb18860satok mBundle = bundle; 566988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 567988323c57bd25a58f05dfa492d9b9c8ab62c5153satok 568988323c57bd25a58f05dfa492d9b9c8ab62c5153satok public boolean hasSpellCheckerListener(ISpellCheckerSessionListener listener) { 569df5659d3d317b5cf351baffe3e0d4876e89678bfsatok return listener.asBinder().equals(mScListener.asBinder()); 570988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 571988323c57bd25a58f05dfa492d9b9c8ab62c5153satok 572988323c57bd25a58f05dfa492d9b9c8ab62c5153satok @Override 573988323c57bd25a58f05dfa492d9b9c8ab62c5153satok public void binderDied() { 574988323c57bd25a58f05dfa492d9b9c8ab62c5153satok mGroup.removeListener(mScListener); 575988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 576988323c57bd25a58f05dfa492d9b9c8ab62c5153satok } 577988323c57bd25a58f05dfa492d9b9c8ab62c5153satok} 578