diff options
Diffstat (limited to 'java/src/com/android/inputmethod/latin')
17 files changed, 609 insertions, 620 deletions
diff --git a/java/src/com/android/inputmethod/latin/AudioAndHapticFeedbackManager.java b/java/src/com/android/inputmethod/latin/AudioAndHapticFeedbackManager.java new file mode 100644 index 000000000..1cbdbd650 --- /dev/null +++ b/java/src/com/android/inputmethod/latin/AudioAndHapticFeedbackManager.java @@ -0,0 +1,112 @@ +/* + * Copyright (C) 2012 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); you may not + * use this file except in compliance with the License. You may obtain a copy of + * the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the + * License for the specific language governing permissions and limitations under + * the License. + */ + +package com.android.inputmethod.latin; + +import android.content.BroadcastReceiver; +import android.content.Context; +import android.content.Intent; +import android.media.AudioManager; +import android.view.HapticFeedbackConstants; +import android.view.View; + +import com.android.inputmethod.compat.VibratorCompatWrapper; +import com.android.inputmethod.keyboard.Keyboard; + +/** + * This class gathers audio feedback and haptic feedback functions. + * + * It offers a consistent and simple interface that allows LatinIME to forget about the + * complexity of settings and the like. + */ +public class AudioAndHapticFeedbackManager extends BroadcastReceiver { + final private SettingsValues mSettingsValues; + final private AudioManager mAudioManager; + final private VibratorCompatWrapper mVibrator; + private boolean mSoundOn; + + public AudioAndHapticFeedbackManager(final LatinIME latinIme, + final SettingsValues settingsValues) { + mSettingsValues = settingsValues; + mVibrator = VibratorCompatWrapper.getInstance(latinIme); + mAudioManager = (AudioManager) latinIme.getSystemService(Context.AUDIO_SERVICE); + mSoundOn = reevaluateIfSoundIsOn(); + } + + public void hapticAndAudioFeedback(final int primaryCode, + final View viewToPerformHapticFeedbackOn) { + vibrate(viewToPerformHapticFeedbackOn); + playKeyClick(primaryCode); + } + + private boolean reevaluateIfSoundIsOn() { + if (!mSettingsValues.mSoundOn || mAudioManager == null) { + return false; + } else { + return mAudioManager.getRingerMode() == AudioManager.RINGER_MODE_NORMAL; + } + } + + private void playKeyClick(int primaryCode) { + // if mAudioManager is null, we can't play a sound anyway, so return + if (mAudioManager == null) return; + if (mSoundOn) { + final int sound; + switch (primaryCode) { + case Keyboard.CODE_DELETE: + sound = AudioManager.FX_KEYPRESS_DELETE; + break; + case Keyboard.CODE_ENTER: + sound = AudioManager.FX_KEYPRESS_RETURN; + break; + case Keyboard.CODE_SPACE: + sound = AudioManager.FX_KEYPRESS_SPACEBAR; + break; + default: + sound = AudioManager.FX_KEYPRESS_STANDARD; + break; + } + mAudioManager.playSoundEffect(sound, mSettingsValues.mFxVolume); + } + } + + // TODO: make this private when LatinIME does not call it any more + public void vibrate(final View viewToPerformHapticFeedbackOn) { + if (!mSettingsValues.mVibrateOn) { + return; + } + if (mSettingsValues.mKeypressVibrationDuration < 0) { + // Go ahead with the system default + if (viewToPerformHapticFeedbackOn != null) { + viewToPerformHapticFeedbackOn.performHapticFeedback( + HapticFeedbackConstants.KEYBOARD_TAP, + HapticFeedbackConstants.FLAG_IGNORE_GLOBAL_SETTING); + } + } else if (mVibrator != null) { + mVibrator.vibrate(mSettingsValues.mKeypressVibrationDuration); + } + } + + @Override + public void onReceive(Context context, Intent intent) { + final String action = intent.getAction(); + // The following test is supposedly useless since we only listen for the ringer event. + // Still, it's a good safety measure. + if (action.equals(AudioManager.RINGER_MODE_CHANGED_ACTION)) { + mSoundOn = reevaluateIfSoundIsOn(); + } + } +} diff --git a/java/src/com/android/inputmethod/latin/AutoCorrection.java b/java/src/com/android/inputmethod/latin/AutoCorrection.java index bcb78919d..425b5c3f3 100644 --- a/java/src/com/android/inputmethod/latin/AutoCorrection.java +++ b/java/src/com/android/inputmethod/latin/AutoCorrection.java @@ -25,44 +25,36 @@ import java.util.Map; public class AutoCorrection { private static final boolean DBG = LatinImeLogger.sDBG; private static final String TAG = AutoCorrection.class.getSimpleName(); - private boolean mHasAutoCorrection; private CharSequence mAutoCorrectionWord; private double mNormalizedScore; public void init() { - mHasAutoCorrection = false; mAutoCorrectionWord = null; mNormalizedScore = Integer.MIN_VALUE; } public boolean hasAutoCorrection() { - return mHasAutoCorrection; - } - - public CharSequence getAutoCorrectionWord() { - return mAutoCorrectionWord; + return null != mAutoCorrectionWord; } public double getNormalizedScore() { return mNormalizedScore; } - public void updateAutoCorrectionStatus(Map<String, Dictionary> dictionaries, + public CharSequence updateAutoCorrectionStatus(Map<String, Dictionary> dictionaries, WordComposer wordComposer, ArrayList<CharSequence> suggestions, int[] sortedScores, CharSequence typedWord, double autoCorrectionThreshold, int correctionMode, CharSequence whitelistedWord) { if (hasAutoCorrectionForWhitelistedWord(whitelistedWord)) { - mHasAutoCorrection = true; mAutoCorrectionWord = whitelistedWord; } else if (hasAutoCorrectionForTypedWord( dictionaries, wordComposer, suggestions, typedWord, correctionMode)) { - mHasAutoCorrection = true; mAutoCorrectionWord = typedWord; } else if (hasAutoCorrectionForBinaryDictionary(wordComposer, suggestions, correctionMode, sortedScores, typedWord, autoCorrectionThreshold)) { - mHasAutoCorrection = true; mAutoCorrectionWord = suggestions.get(0); } + return mAutoCorrectionWord; } public static boolean isValidWord( @@ -110,8 +102,8 @@ public class AutoCorrection { WordComposer wordComposer, ArrayList<CharSequence> suggestions, CharSequence typedWord, int correctionMode) { if (TextUtils.isEmpty(typedWord)) return false; - boolean allowsAutoCorrect = allowsToBeAutoCorrected(dictionaries, typedWord, false); - return wordComposer.size() > 1 && suggestions.size() > 0 && !allowsAutoCorrect + return wordComposer.size() > 1 && suggestions.size() > 0 + && !allowsToBeAutoCorrected(dictionaries, typedWord, false) && (correctionMode == Suggest.CORRECTION_FULL || correctionMode == Suggest.CORRECTION_FULL_BIGRAM); } diff --git a/java/src/com/android/inputmethod/latin/BinaryDictionary.java b/java/src/com/android/inputmethod/latin/BinaryDictionary.java index 90ced6028..31ff4e7b4 100644 --- a/java/src/com/android/inputmethod/latin/BinaryDictionary.java +++ b/java/src/com/android/inputmethod/latin/BinaryDictionary.java @@ -104,7 +104,7 @@ public class BinaryDictionary extends Dictionary { } static { - Utils.loadNativeLibrary(); + JniUtils.loadNativeLibrary(); } private native long openNative(String sourceDir, long dictOffset, long dictSize, diff --git a/java/src/com/android/inputmethod/latin/ComposingStateManager.java b/java/src/com/android/inputmethod/latin/ComposingStateManager.java deleted file mode 100644 index 8811f2023..000000000 --- a/java/src/com/android/inputmethod/latin/ComposingStateManager.java +++ /dev/null @@ -1,68 +0,0 @@ -/** - * Copyright (C) 2011 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); you may not - * use this file except in compliance with the License. You may obtain a copy of - * the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT - * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the - * License for the specific language governing permissions and limitations under - * the License. - */ - -package com.android.inputmethod.latin; - -import android.util.Log; - -public class ComposingStateManager { - private static final String TAG = ComposingStateManager.class.getSimpleName(); - private static final ComposingStateManager sInstance = new ComposingStateManager(); - private boolean mAutoCorrectionIndicatorOn; - private boolean mIsComposing; - - public static ComposingStateManager getInstance() { - return sInstance; - } - - private ComposingStateManager() { - mAutoCorrectionIndicatorOn = false; - mIsComposing = false; - } - - public synchronized void onStartComposingText() { - if (!mIsComposing) { - if (LatinImeLogger.sDBG) { - Log.i(TAG, "Start composing text."); - } - mAutoCorrectionIndicatorOn = false; - mIsComposing = true; - } - } - - public synchronized void onFinishComposingText() { - if (mIsComposing) { - if (LatinImeLogger.sDBG) { - Log.i(TAG, "Finish composing text."); - } - mAutoCorrectionIndicatorOn = false; - mIsComposing = false; - } - } - - public synchronized boolean isAutoCorrectionIndicatorOn() { - return mAutoCorrectionIndicatorOn; - } - - public synchronized void setAutoCorrectionIndicatorOn(boolean on) { - // Auto-correction indicator should be specified only when the current state is "composing". - if (!mIsComposing) return; - if (LatinImeLogger.sDBG) { - Log.i(TAG, "Set auto correction Indicator: " + on); - } - mAutoCorrectionIndicatorOn = on; - } -} diff --git a/java/src/com/android/inputmethod/latin/DebugSettings.java b/java/src/com/android/inputmethod/latin/DebugSettings.java index 3805da154..870b33f9a 100644 --- a/java/src/com/android/inputmethod/latin/DebugSettings.java +++ b/java/src/com/android/inputmethod/latin/DebugSettings.java @@ -25,6 +25,8 @@ import android.preference.CheckBoxPreference; import android.preference.PreferenceActivity; import android.util.Log; +import com.android.inputmethod.keyboard.KeyboardSwitcher; + public class DebugSettings extends PreferenceActivity implements SharedPreferences.OnSharedPreferenceChangeListener { @@ -61,7 +63,8 @@ public class DebugSettings extends PreferenceActivity updateDebugMode(); mServiceNeedsRestart = true; } - } else if (key.equals(FORCE_NON_DISTINCT_MULTITOUCH_KEY)) { + } else if (key.equals(FORCE_NON_DISTINCT_MULTITOUCH_KEY) + || key.equals(KeyboardSwitcher.PREF_KEYBOARD_LAYOUT)) { mServiceNeedsRestart = true; } } diff --git a/java/src/com/android/inputmethod/latin/DictionaryFactory.java b/java/src/com/android/inputmethod/latin/DictionaryFactory.java index 1607f86a8..7a81f7bd5 100644 --- a/java/src/com/android/inputmethod/latin/DictionaryFactory.java +++ b/java/src/com/android/inputmethod/latin/DictionaryFactory.java @@ -164,7 +164,7 @@ public class DictionaryFactory { final Resources res = context.getResources(); final Locale saveLocale = LocaleUtils.setSystemLocale(res, locale); - final int resourceId = Utils.getMainDictionaryResourceId(res); + final int resourceId = getMainDictionaryResourceId(res); final AssetFileDescriptor afd = res.openRawResourceFd(resourceId); final boolean hasDictionary = isFullDictionary(afd); try { @@ -182,7 +182,7 @@ public class DictionaryFactory { final Resources res = context.getResources(); final Locale saveLocale = LocaleUtils.setSystemLocale(res, locale); - final int resourceId = Utils.getMainDictionaryResourceId(res); + final int resourceId = getMainDictionaryResourceId(res); final AssetFileDescriptor afd = res.openRawResourceFd(resourceId); final Long size = (afd != null && afd.getLength() > PLACEHOLDER_LENGTH) ? afd.getLength() @@ -209,4 +209,14 @@ public class DictionaryFactory { protected static boolean isFullDictionary(final AssetFileDescriptor afd) { return (afd != null && afd.getLength() > PLACEHOLDER_LENGTH); } + + /** + * Returns a main dictionary resource id + * @return main dictionary resource id + */ + public static int getMainDictionaryResourceId(Resources res) { + final String MAIN_DIC_NAME = "main"; + String packageName = LatinIME.class.getPackage().getName(); + return res.getIdentifier(MAIN_DIC_NAME, "raw", packageName); + } } diff --git a/java/src/com/android/inputmethod/latin/JniUtils.java b/java/src/com/android/inputmethod/latin/JniUtils.java new file mode 100644 index 000000000..4808b867a --- /dev/null +++ b/java/src/com/android/inputmethod/latin/JniUtils.java @@ -0,0 +1,41 @@ +/* + * Copyright (C) 2012 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package com.android.inputmethod.latin; + +import android.util.Log; + +import com.android.inputmethod.latin.define.JniLibName; + +public class JniUtils { + private static final String TAG = JniUtils.class.getSimpleName(); + + private JniUtils() { + // This utility class is not publicly instantiable. + } + + public static void loadNativeLibrary() { + try { + System.loadLibrary(JniLibName.JNI_LIB_NAME); + } catch (UnsatisfiedLinkError ule) { + Log.e(TAG, "Could not load native library " + JniLibName.JNI_LIB_NAME); + if (LatinImeLogger.sDBG) { + throw new RuntimeException( + "Could not load native library " + JniLibName.JNI_LIB_NAME); + } + } + } +} diff --git a/java/src/com/android/inputmethod/latin/LatinIME.java b/java/src/com/android/inputmethod/latin/LatinIME.java index 1858db949..273593dfb 100644 --- a/java/src/com/android/inputmethod/latin/LatinIME.java +++ b/java/src/com/android/inputmethod/latin/LatinIME.java @@ -40,12 +40,11 @@ import android.text.TextUtils; import android.util.Log; import android.util.PrintWriterPrinter; import android.util.Printer; -import android.view.HapticFeedbackConstants; import android.view.KeyEvent; import android.view.View; import android.view.ViewGroup; -import android.view.ViewParent; import android.view.ViewGroup.LayoutParams; +import android.view.ViewParent; import android.view.inputmethod.CompletionInfo; import android.view.inputmethod.EditorInfo; import android.view.inputmethod.ExtractedText; @@ -61,7 +60,6 @@ import com.android.inputmethod.compat.InputMethodServiceCompatWrapper; import com.android.inputmethod.compat.InputMethodSubtypeCompatWrapper; import com.android.inputmethod.compat.InputTypeCompatUtils; import com.android.inputmethod.compat.SuggestionSpanUtils; -import com.android.inputmethod.compat.VibratorCompatWrapper; import com.android.inputmethod.deprecated.LanguageSwitcherProxy; import com.android.inputmethod.deprecated.VoiceProxy; import com.android.inputmethod.keyboard.Keyboard; @@ -223,10 +221,7 @@ public class LatinIME extends InputMethodServiceCompatWrapper implements Keyboar private int mDeleteCount; private long mLastKeyTime; - private AudioManager mAudioManager; - private boolean mSilentModeOn; // System-wide current configuration - - private VibratorCompatWrapper mVibrator; + private AudioAndHapticFeedbackManager mFeedbackManager; // Member variables for remembering the current device orientation. private int mDisplayOrientation; @@ -238,8 +233,7 @@ public class LatinIME extends InputMethodServiceCompatWrapper implements Keyboar // Keeps track of most recently inserted text (multi-character key) for reverting private CharSequence mEnteredText; - private final ComposingStateManager mComposingStateManager = - ComposingStateManager.getInstance(); + private boolean mIsAutoCorrectionIndicatorOn; public final UIHandler mHandler = new UIHandler(this); @@ -511,7 +505,6 @@ public class LatinIME extends InputMethodServiceCompatWrapper implements Keyboar super.onCreate(); mImm = InputMethodManagerCompatWrapper.getInstance(); - mVibrator = VibratorCompatWrapper.getInstance(this); mHandler.onCreate(); DEBUG = LatinImeLogger.sDBG; @@ -538,11 +531,14 @@ public class LatinIME extends InputMethodServiceCompatWrapper implements Keyboar // Register to receive ringer mode change and network state change. // Also receive installation and removal of a dictionary pack. final IntentFilter filter = new IntentFilter(); - filter.addAction(AudioManager.RINGER_MODE_CHANGED_ACTION); filter.addAction(ConnectivityManager.CONNECTIVITY_ACTION); registerReceiver(mReceiver, filter); mVoiceProxy = VoiceProxy.init(this, prefs, mHandler); + final IntentFilter ringerModeFilter = new IntentFilter(); + ringerModeFilter.addAction(AudioManager.RINGER_MODE_CHANGED_ACTION); + registerReceiver(mFeedbackManager, ringerModeFilter); + final IntentFilter packageFilter = new IntentFilter(); packageFilter.addAction(Intent.ACTION_PACKAGE_ADDED); packageFilter.addAction(Intent.ACTION_PACKAGE_REMOVED); @@ -559,6 +555,7 @@ public class LatinIME extends InputMethodServiceCompatWrapper implements Keyboar /* package */ void loadSettings() { if (null == mPrefs) mPrefs = PreferenceManager.getDefaultSharedPreferences(this); mSettingsValues = new SettingsValues(mPrefs, this, mSubtypeSwitcher.getInputLocaleStr()); + mFeedbackManager = new AudioAndHapticFeedbackManager(this, mSettingsValues); resetContactsDictionary(null == mSuggest ? null : mSuggest.getContactsDictionary()); } @@ -576,7 +573,7 @@ public class LatinIME extends InputMethodServiceCompatWrapper implements Keyboar oldContactsDictionary = null; } - int mainDicResId = Utils.getMainDictionaryResourceId(res); + int mainDicResId = DictionaryFactory.getMainDictionaryResourceId(res); mSuggest = new Suggest(this, mainDicResId, keyboardLocale); if (mSettingsValues.mAutoCorrectEnabled) { mSuggest.setAutoCorrectionThreshold(mSettingsValues.mAutoCorrectionThreshold); @@ -636,7 +633,7 @@ public class LatinIME extends InputMethodServiceCompatWrapper implements Keyboar /* package private */ void resetSuggestMainDict() { final String localeStr = mSubtypeSwitcher.getInputLocaleStr(); final Locale keyboardLocale = LocaleUtils.constructLocaleFromString(localeStr); - int mainDicResId = Utils.getMainDictionaryResourceId(mResources); + int mainDicResId = DictionaryFactory.getMainDictionaryResourceId(mResources); mSuggest.resetMainDict(this, mainDicResId, keyboardLocale); } @@ -647,6 +644,7 @@ public class LatinIME extends InputMethodServiceCompatWrapper implements Keyboar mSuggest = null; } unregisterReceiver(mReceiver); + unregisterReceiver(mFeedbackManager); unregisterReceiver(mDictionaryPackInstallReceiver); mVoiceProxy.destroy(); LatinImeLogger.commit(); @@ -657,7 +655,6 @@ public class LatinIME extends InputMethodServiceCompatWrapper implements Keyboar @Override public void onConfigurationChanged(Configuration conf) { mSubtypeSwitcher.onConfigurationChanged(conf); - mComposingStateManager.onFinishComposingText(); // If orientation changed while predicting, commit the change if (mDisplayOrientation != conf.orientation) { mDisplayOrientation = conf.orientation; @@ -745,12 +742,12 @@ public class LatinIME extends InputMethodServiceCompatWrapper implements Keyboar + String.format("inputType=0x%08x imeOptions=0x%08x", editorInfo.inputType, editorInfo.imeOptions)); } - if (Utils.inPrivateImeOptions(null, IME_OPTION_NO_MICROPHONE_COMPAT, editorInfo)) { + if (StringUtils.inPrivateImeOptions(null, IME_OPTION_NO_MICROPHONE_COMPAT, editorInfo)) { Log.w(TAG, "Deprecated private IME option specified: " + editorInfo.privateImeOptions); Log.w(TAG, "Use " + getPackageName() + "." + IME_OPTION_NO_MICROPHONE + " instead"); } - if (Utils.inPrivateImeOptions(getPackageName(), IME_OPTION_FORCE_ASCII, editorInfo)) { + if (StringUtils.inPrivateImeOptions(getPackageName(), IME_OPTION_FORCE_ASCII, editorInfo)) { Log.w(TAG, "Deprecated private IME option specified: " + editorInfo.privateImeOptions); Log.w(TAG, "Use EditorInfo.IME_FLAG_FORCE_ASCII flag instead"); @@ -1148,7 +1145,6 @@ public class LatinIME extends InputMethodServiceCompatWrapper implements Keyboar // and the composingStateManager about it. private void resetEntireInputState() { resetComposingState(true /* alsoResetLastComposedWord */); - mComposingStateManager.onFinishComposingText(); updateSuggestions(); final InputConnection ic = getCurrentInputConnection(); if (ic != null) { @@ -1207,7 +1203,7 @@ public class LatinIME extends InputMethodServiceCompatWrapper implements Keyboar if (ic == null) return false; final CharSequence lastThree = ic.getTextBeforeCursor(3, 0); if (lastThree != null && lastThree.length() == 3 - && Utils.canBeFollowedByPeriod(lastThree.charAt(0)) + && StringUtils.canBeFollowedByPeriod(lastThree.charAt(0)) && lastThree.charAt(1) == Keyboard.CODE_SPACE && lastThree.charAt(2) == Keyboard.CODE_SPACE && mHandler.isAcceptingDoubleSpaces()) { @@ -1247,7 +1243,8 @@ public class LatinIME extends InputMethodServiceCompatWrapper implements Keyboar if (isShowingOptionDialog()) return; if (InputMethodServiceCompatWrapper.CAN_HANDLE_ON_CURRENT_INPUT_METHOD_SUBTYPE_CHANGED) { showSubtypeSelectorAndSettings(); - } else if (Utils.hasMultipleEnabledIMEsOrSubtypes(false /* exclude aux subtypes */)) { + } else if (SubtypeUtils.hasMultipleEnabledIMEsOrSubtypes( + false /* exclude aux subtypes */)) { showOptionsMenu(); } else { launchSettings(); @@ -1263,7 +1260,7 @@ public class LatinIME extends InputMethodServiceCompatWrapper implements Keyboar if (isShowingOptionDialog()) return false; switch (requestCode) { case CODE_SHOW_INPUT_METHOD_PICKER: - if (Utils.hasMultipleEnabledIMEsOrSubtypes(true /* include aux subtypes */)) { + if (SubtypeUtils.hasMultipleEnabledIMEsOrSubtypes(true /* include aux subtypes */)) { mImm.showInputMethodPicker(); return true; } @@ -1295,7 +1292,7 @@ public class LatinIME extends InputMethodServiceCompatWrapper implements Keyboar final IBinder token = getWindow().getWindow().getAttributes().token; if (mShouldSwitchToLastSubtype) { final InputMethodSubtypeCompatWrapper lastSubtype = mImm.getLastInputMethodSubtype(); - final boolean lastSubtypeBelongsToThisIme = Utils.checkIfSubtypeBelongsToThisIme( + final boolean lastSubtypeBelongsToThisIme = SubtypeUtils.checkIfSubtypeBelongsToThisIme( this, lastSubtype); if ((includesOtherImes || lastSubtypeBelongsToThisIme) && mImm.switchToLastInputMethod(token)) { @@ -1339,6 +1336,7 @@ public class LatinIME extends InputMethodServiceCompatWrapper implements Keyboar // all inputs that do not result in a special state. Each character handling is then // free to override the state as they see fit. final int spaceState = mSpaceState; + if (!mWordComposer.isComposingWord()) mIsAutoCorrectionIndicatorOn = false; // TODO: Consolidate the double space timer, mLastKeyTime, and the space state. if (primaryCode != Keyboard.CODE_SPACE) { @@ -1588,7 +1586,6 @@ public class LatinIME extends InputMethodServiceCompatWrapper implements Keyboar // it entirely and resume suggestions on the previous word, we'd like to still // have touch coordinates for it. resetComposingState(false /* alsoResetLastComposedWord */); - mComposingStateManager.onFinishComposingText(); clearSuggestions(); } } @@ -1599,7 +1596,6 @@ public class LatinIME extends InputMethodServiceCompatWrapper implements Keyboar // If it's the first letter, make note of auto-caps state if (mWordComposer.size() == 1) { mWordComposer.setAutoCapitalized(getCurrentAutoCapsState()); - mComposingStateManager.onStartComposingText(); } ic.setComposingText(getTextWithUnderline(mWordComposer.getTypedWord()), 1); } @@ -1631,7 +1627,6 @@ public class LatinIME extends InputMethodServiceCompatWrapper implements Keyboar private boolean handleSeparator(final int primaryCode, final int x, final int y, final int spaceState) { mVoiceProxy.handleSeparator(); - mComposingStateManager.onFinishComposingText(); // Should dismiss the "Touch again to save" message when handling separator if (mSuggestionsView != null && mSuggestionsView.dismissAddToDictionaryHint()) { @@ -1711,7 +1706,7 @@ public class LatinIME extends InputMethodServiceCompatWrapper implements Keyboar } private CharSequence getTextWithUnderline(final CharSequence text) { - return mComposingStateManager.isAutoCorrectionIndicatorOn() + return mIsAutoCorrectionIndicatorOn ? SuggestionSpanUtils.getTextWithAutoCorrectionIndicatorUnderline(this, text) : text; } @@ -1787,15 +1782,9 @@ public class LatinIME extends InputMethodServiceCompatWrapper implements Keyboar // Put a blue underline to a word in TextView which will be auto-corrected. final InputConnection ic = getCurrentInputConnection(); if (ic != null) { - final boolean oldAutoCorrectionIndicator = - mComposingStateManager.isAutoCorrectionIndicatorOn(); - if (oldAutoCorrectionIndicator != newAutoCorrectionIndicator) { - mComposingStateManager.setAutoCorrectionIndicatorOn(newAutoCorrectionIndicator); - if (DEBUG) { - Log.d(TAG, "Flip the indicator. " + oldAutoCorrectionIndicator - + " -> " + newAutoCorrectionIndicator); - } + if (mIsAutoCorrectionIndicatorOn != newAutoCorrectionIndicator) { if (mWordComposer.isComposingWord()) { + mIsAutoCorrectionIndicatorOn = newAutoCorrectionIndicator; final CharSequence textWithUnderline = getTextWithUnderline(mWordComposer.getTypedWord()); ic.setComposingText(textWithUnderline, 1); @@ -1884,7 +1873,7 @@ public class LatinIME extends InputMethodServiceCompatWrapper implements Keyboar builder.addTypedWordAndPreviousSuggestions(typedWord, previousSuggestions); } } - if (Utils.shouldBlockAutoCorrectionBySafetyNet(builder, mSuggest)) { + if (Suggest.shouldBlockAutoCorrectionBySafetyNet(builder, mSuggest)) { builder.setShouldBlockAutoCorrectionBySafetyNet(); } showSuggestions(builder.build(), typedWord); @@ -1941,7 +1930,6 @@ public class LatinIME extends InputMethodServiceCompatWrapper implements Keyboar @Override public void pickSuggestionManually(final int index, final CharSequence suggestion) { - mComposingStateManager.onFinishComposingText(); final SuggestedWords suggestedWords = mSuggestionsView.getSuggestions(); mVoiceProxy.flushAndLogAllTextModificationCounters(index, suggestion, mSettingsValues.mWordSeparators); @@ -2144,14 +2132,12 @@ public class LatinIME extends InputMethodServiceCompatWrapper implements Keyboar public boolean isCursorTouchingWord() { final InputConnection ic = getCurrentInputConnection(); if (ic == null) return false; - CharSequence toLeft = ic.getTextBeforeCursor(1, 0); - CharSequence toRight = ic.getTextAfterCursor(1, 0); - if (!TextUtils.isEmpty(toLeft) - && !mSettingsValues.isWordSeparator(toLeft.charAt(0))) { + CharSequence before = ic.getTextBeforeCursor(1, 0); + CharSequence after = ic.getTextAfterCursor(1, 0); + if (!TextUtils.isEmpty(before) && !mSettingsValues.isWordSeparator(before.charAt(0))) { return true; } - if (!TextUtils.isEmpty(toRight) - && !mSettingsValues.isWordSeparator(toRight.charAt(0))) { + if (!TextUtils.isEmpty(after) && !mSettingsValues.isWordSeparator(after.charAt(0))) { return true; } return false; @@ -2212,7 +2198,6 @@ public class LatinIME extends InputMethodServiceCompatWrapper implements Keyboar private void restartSuggestionsOnWordBeforeCursor(final InputConnection ic, final CharSequence word) { mWordComposer.setComposingWord(word, mKeyboardSwitcher.getKeyboard()); - mComposingStateManager.onStartComposingText(); ic.deleteSurroundingText(word.length(), 0); ic.setComposingText(word, 1); mHandler.postUpdateSuggestions(); @@ -2244,7 +2229,6 @@ public class LatinIME extends InputMethodServiceCompatWrapper implements Keyboar // This is the case when we cancel a manual pick. // We should restart suggestion on the word right away. mWordComposer.resumeSuggestionOnLastComposedWord(mLastComposedWord); - mComposingStateManager.onStartComposingText(); ic.setComposingText(originallyTypedWord, 1); } else { ic.commitText(originallyTypedWord, 1); @@ -2335,9 +2319,8 @@ public class LatinIME extends InputMethodServiceCompatWrapper implements Keyboar } } - public void hapticAndAudioFeedback(int primaryCode) { - vibrate(); - playKeyClick(primaryCode); + public void hapticAndAudioFeedback(final int primaryCode) { + mFeedbackManager.hapticAndAudioFeedback(primaryCode, mKeyboardSwitcher.getKeyboardView()); } @Override @@ -2367,76 +2350,21 @@ public class LatinIME extends InputMethodServiceCompatWrapper implements Keyboar @Override public void onReceive(Context context, Intent intent) { final String action = intent.getAction(); - if (action.equals(AudioManager.RINGER_MODE_CHANGED_ACTION)) { - updateRingerMode(); - } else if (action.equals(ConnectivityManager.CONNECTIVITY_ACTION)) { + if (action.equals(ConnectivityManager.CONNECTIVITY_ACTION)) { mSubtypeSwitcher.onNetworkStateChanged(intent); } } }; - // update flags for silent mode - private void updateRingerMode() { - if (mAudioManager == null) { - mAudioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE); - if (mAudioManager == null) return; - } - mSilentModeOn = (mAudioManager.getRingerMode() != AudioManager.RINGER_MODE_NORMAL); - } - - private void playKeyClick(int primaryCode) { - // if mAudioManager is null, we don't have the ringer state yet - // mAudioManager will be set by updateRingerMode - if (mAudioManager == null) { - if (mKeyboardSwitcher.getKeyboardView() != null) { - updateRingerMode(); - } - } - if (isSoundOn()) { - final int sound; - switch (primaryCode) { - case Keyboard.CODE_DELETE: - sound = AudioManager.FX_KEYPRESS_DELETE; - break; - case Keyboard.CODE_ENTER: - sound = AudioManager.FX_KEYPRESS_RETURN; - break; - case Keyboard.CODE_SPACE: - sound = AudioManager.FX_KEYPRESS_SPACEBAR; - break; - default: - sound = AudioManager.FX_KEYPRESS_STANDARD; - break; - } - mAudioManager.playSoundEffect(sound, mSettingsValues.mFxVolume); - } - } - + // TODO: remove this method when VoiceProxy has been removed public void vibrate() { - if (!mSettingsValues.mVibrateOn) { - return; - } - if (mSettingsValues.mKeypressVibrationDuration < 0) { - // Go ahead with the system default - LatinKeyboardView inputView = mKeyboardSwitcher.getKeyboardView(); - if (inputView != null) { - inputView.performHapticFeedback( - HapticFeedbackConstants.KEYBOARD_TAP, - HapticFeedbackConstants.FLAG_IGNORE_GLOBAL_SETTING); - } - } else if (mVibrator != null) { - mVibrator.vibrate(mSettingsValues.mKeypressVibrationDuration); - } + mFeedbackManager.vibrate(mKeyboardSwitcher.getKeyboardView()); } public boolean isAutoCapitalized() { return mWordComposer.isAutoCapitalized(); } - boolean isSoundOn() { - return mSettingsValues.mSoundOn && !mSilentModeOn; - } - private void updateCorrectionMode() { // TODO: cleanup messy flags final boolean shouldAutoCorrect = mSettingsValues.mAutoCorrectEnabled @@ -2486,7 +2414,7 @@ public class LatinIME extends InputMethodServiceCompatWrapper implements Keyboar switch (position) { case 0: Intent intent = CompatUtils.getInputLanguageSelectionIntent( - Utils.getInputMethodId(getPackageName()), + SubtypeUtils.getInputMethodId(getPackageName()), Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED | Intent.FLAG_ACTIVITY_CLEAR_TOP); diff --git a/java/src/com/android/inputmethod/latin/Settings.java b/java/src/com/android/inputmethod/latin/Settings.java index 305cef22d..72391f31e 100644 --- a/java/src/com/android/inputmethod/latin/Settings.java +++ b/java/src/com/android/inputmethod/latin/Settings.java @@ -343,7 +343,7 @@ public class Settings extends InputMethodSettingsActivity @Override public boolean onPreferenceClick(Preference pref) { if (pref == mInputLanguageSelection) { - final String imeId = Utils.getInputMethodId( + final String imeId = SubtypeUtils.getInputMethodId( getActivityInternal().getApplicationInfo().packageName); startActivity(CompatUtils.getInputLanguageSelectionIntent(imeId, 0)); return true; diff --git a/java/src/com/android/inputmethod/latin/SettingsValues.java b/java/src/com/android/inputmethod/latin/SettingsValues.java index 69e45f619..abd1dc692 100644 --- a/java/src/com/android/inputmethod/latin/SettingsValues.java +++ b/java/src/com/android/inputmethod/latin/SettingsValues.java @@ -326,9 +326,9 @@ public class SettingsValues { return false; } if (mIncludesOtherImesInLanguageSwitchList) { - return Utils.hasMultipleEnabledIMEsOrSubtypes(/* include aux subtypes */false); + return SubtypeUtils.hasMultipleEnabledIMEsOrSubtypes(/* include aux subtypes */false); } else { - return Utils.hasMultipleEnabledSubtypesInThisIme( + return SubtypeUtils.hasMultipleEnabledSubtypesInThisIme( context, /* include aux subtypes */false); } } diff --git a/java/src/com/android/inputmethod/latin/StringUtils.java b/java/src/com/android/inputmethod/latin/StringUtils.java new file mode 100644 index 000000000..81c3b4edf --- /dev/null +++ b/java/src/com/android/inputmethod/latin/StringUtils.java @@ -0,0 +1,198 @@ +/* + * Copyright (C) 2012 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package com.android.inputmethod.latin; + +import android.text.TextUtils; +import android.view.inputmethod.EditorInfo; + +import com.android.inputmethod.keyboard.Keyboard; + +import java.util.ArrayList; +import java.util.Locale; + +public class StringUtils { + private StringUtils() { + // This utility class is not publicly instantiable. + } + + public static boolean canBeFollowedByPeriod(final int codePoint) { + // TODO: Check again whether there really ain't a better way to check this. + // TODO: This should probably be language-dependant... + return Character.isLetterOrDigit(codePoint) + || codePoint == Keyboard.CODE_SINGLE_QUOTE + || codePoint == Keyboard.CODE_DOUBLE_QUOTE + || codePoint == Keyboard.CODE_CLOSING_PARENTHESIS + || codePoint == Keyboard.CODE_CLOSING_SQUARE_BRACKET + || codePoint == Keyboard.CODE_CLOSING_CURLY_BRACKET + || codePoint == Keyboard.CODE_CLOSING_ANGLE_BRACKET; + } + + public static int codePointCount(String text) { + if (TextUtils.isEmpty(text)) return 0; + return text.codePointCount(0, text.length()); + } + + public static boolean containsInCsv(String key, String csv) { + if (csv == null) + return false; + for (String option : csv.split(",")) { + if (option.equals(key)) + return true; + } + return false; + } + + public static boolean inPrivateImeOptions(String packageName, String key, + EditorInfo editorInfo) { + if (editorInfo == null) + return false; + return containsInCsv(packageName != null ? packageName + "." + key : key, + editorInfo.privateImeOptions); + } + + /** + * Returns true if a and b are equal ignoring the case of the character. + * @param a first character to check + * @param b second character to check + * @return {@code true} if a and b are equal, {@code false} otherwise. + */ + public static boolean equalsIgnoreCase(char a, char b) { + // Some language, such as Turkish, need testing both cases. + return a == b + || Character.toLowerCase(a) == Character.toLowerCase(b) + || Character.toUpperCase(a) == Character.toUpperCase(b); + } + + /** + * Returns true if a and b are equal ignoring the case of the characters, including if they are + * both null. + * @param a first CharSequence to check + * @param b second CharSequence to check + * @return {@code true} if a and b are equal, {@code false} otherwise. + */ + public static boolean equalsIgnoreCase(CharSequence a, CharSequence b) { + if (a == b) + return true; // including both a and b are null. + if (a == null || b == null) + return false; + final int length = a.length(); + if (length != b.length()) + return false; + for (int i = 0; i < length; i++) { + if (!equalsIgnoreCase(a.charAt(i), b.charAt(i))) + return false; + } + return true; + } + + /** + * Returns true if a and b are equal ignoring the case of the characters, including if a is null + * and b is zero length. + * @param a CharSequence to check + * @param b character array to check + * @param offset start offset of array b + * @param length length of characters in array b + * @return {@code true} if a and b are equal, {@code false} otherwise. + * @throws IndexOutOfBoundsException + * if {@code offset < 0 || length < 0 || offset + length > data.length}. + * @throws NullPointerException if {@code b == null}. + */ + public static boolean equalsIgnoreCase(CharSequence a, char[] b, int offset, int length) { + if (offset < 0 || length < 0 || length > b.length - offset) + throw new IndexOutOfBoundsException("array.length=" + b.length + " offset=" + offset + + " length=" + length); + if (a == null) + return length == 0; // including a is null and b is zero length. + if (a.length() != length) + return false; + for (int i = 0; i < length; i++) { + if (!equalsIgnoreCase(a.charAt(i), b[offset + i])) + return false; + } + return true; + } + + /** + * Remove duplicates from an array of strings. + * + * This method will always keep the first occurence of all strings at their position + * in the array, removing the subsequent ones. + */ + public static void removeDupes(final ArrayList<CharSequence> suggestions) { + if (suggestions.size() < 2) return; + int i = 1; + // Don't cache suggestions.size(), since we may be removing items + while (i < suggestions.size()) { + final CharSequence cur = suggestions.get(i); + // Compare each suggestion with each previous suggestion + for (int j = 0; j < i; j++) { + CharSequence previous = suggestions.get(j); + if (TextUtils.equals(cur, previous)) { + removeFromSuggestions(suggestions, i); + i--; + break; + } + } + i++; + } + } + + private static void removeFromSuggestions(final ArrayList<CharSequence> suggestions, + final int index) { + final CharSequence garbage = suggestions.remove(index); + if (garbage instanceof StringBuilder) { + StringBuilderPool.recycle((StringBuilder)garbage); + } + } + + public static String getFullDisplayName(Locale locale, boolean returnsNameInThisLocale) { + if (returnsNameInThisLocale) { + return toTitleCase(SubtypeLocale.getFullDisplayName(locale), locale); + } else { + return toTitleCase(locale.getDisplayName(), locale); + } + } + + public static String getDisplayLanguage(Locale locale) { + return toTitleCase(SubtypeLocale.getFullDisplayName(locale), locale); + } + + public static String getMiddleDisplayLanguage(Locale locale) { + return toTitleCase((LocaleUtils.constructLocaleFromString( + locale.getLanguage()).getDisplayLanguage(locale)), locale); + } + + public static String getShortDisplayLanguage(Locale locale) { + return toTitleCase(locale.getLanguage(), locale); + } + + public static String toTitleCase(String s, Locale locale) { + if (s.length() <= 1) { + // TODO: is this really correct? Shouldn't this be s.toUpperCase()? + return s; + } + // TODO: fix the bugs below + // - This does not work for Greek, because it returns upper case instead of title case. + // - It does not work for Serbian, because it fails to account for the "lj" character, + // which should be "Lj" in title case and "LJ" in upper case. + // - It does not work for Dutch, because it fails to account for the "ij" digraph, which + // are two different characters but both should be capitalized as "IJ" as if they were + // a single letter. + // - It also does not work with unicode surrogate code points. + return s.toUpperCase(locale).charAt(0) + s.substring(1); + } +} diff --git a/java/src/com/android/inputmethod/latin/SubtypeSwitcher.java b/java/src/com/android/inputmethod/latin/SubtypeSwitcher.java index f5778167a..ffbbf9bb8 100644 --- a/java/src/com/android/inputmethod/latin/SubtypeSwitcher.java +++ b/java/src/com/android/inputmethod/latin/SubtypeSwitcher.java @@ -512,7 +512,7 @@ public class SubtypeSwitcher { } public String getInputLanguageName() { - return Utils.getDisplayLanguage(getInputLocale()); + return StringUtils.getDisplayLanguage(getInputLocale()); } ///////////////////////////// diff --git a/java/src/com/android/inputmethod/latin/SubtypeUtils.java b/java/src/com/android/inputmethod/latin/SubtypeUtils.java new file mode 100644 index 000000000..cb2bcf43f --- /dev/null +++ b/java/src/com/android/inputmethod/latin/SubtypeUtils.java @@ -0,0 +1,135 @@ +/* + * Copyright (C) 2012 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package com.android.inputmethod.latin; + +import android.content.Context; + +import com.android.inputmethod.compat.InputMethodInfoCompatWrapper; +import com.android.inputmethod.compat.InputMethodManagerCompatWrapper; +import com.android.inputmethod.compat.InputMethodSubtypeCompatWrapper; + +import java.util.Collections; +import java.util.List; + +public class SubtypeUtils { + private SubtypeUtils() { + // This utility class is not publicly instantiable. + } + + // TODO: Cache my InputMethodInfo and/or InputMethodSubtype list. + public static boolean checkIfSubtypeBelongsToThisIme(Context context, + InputMethodSubtypeCompatWrapper ims) { + final InputMethodManagerCompatWrapper imm = InputMethodManagerCompatWrapper.getInstance(); + if (imm == null) return false; + + final InputMethodInfoCompatWrapper myImi = getInputMethodInfo(context.getPackageName()); + final List<InputMethodSubtypeCompatWrapper> subtypes = + imm.getEnabledInputMethodSubtypeList(myImi, true); + for (final InputMethodSubtypeCompatWrapper subtype : subtypes) { + if (subtype.equals(ims)) { + return true; + } + } + return false; + } + + public static boolean hasMultipleEnabledIMEsOrSubtypes( + final boolean shouldIncludeAuxiliarySubtypes) { + final InputMethodManagerCompatWrapper imm = InputMethodManagerCompatWrapper.getInstance(); + if (imm == null) return false; + + final List<InputMethodInfoCompatWrapper> enabledImis = imm.getEnabledInputMethodList(); + return hasMultipleEnabledSubtypes(shouldIncludeAuxiliarySubtypes, enabledImis); + } + + public static boolean hasMultipleEnabledSubtypesInThisIme(Context context, + final boolean shouldIncludeAuxiliarySubtypes) { + final InputMethodInfoCompatWrapper myImi = getInputMethodInfo(context.getPackageName()); + final List<InputMethodInfoCompatWrapper> imiList = Collections.singletonList(myImi); + return hasMultipleEnabledSubtypes(shouldIncludeAuxiliarySubtypes, imiList); + } + + private static boolean hasMultipleEnabledSubtypes(final boolean shouldIncludeAuxiliarySubtypes, + List<InputMethodInfoCompatWrapper> imiList) { + final InputMethodManagerCompatWrapper imm = InputMethodManagerCompatWrapper.getInstance(); + if (imm == null) return false; + + // Number of the filtered IMEs + int filteredImisCount = 0; + + for (InputMethodInfoCompatWrapper imi : imiList) { + // We can return true immediately after we find two or more filtered IMEs. + if (filteredImisCount > 1) return true; + final List<InputMethodSubtypeCompatWrapper> subtypes = + imm.getEnabledInputMethodSubtypeList(imi, true); + // IMEs that have no subtypes should be counted. + if (subtypes.isEmpty()) { + ++filteredImisCount; + continue; + } + + int auxCount = 0; + for (InputMethodSubtypeCompatWrapper subtype : subtypes) { + if (subtype.isAuxiliary()) { + ++auxCount; + } + } + final int nonAuxCount = subtypes.size() - auxCount; + + // IMEs that have one or more non-auxiliary subtypes should be counted. + // If shouldIncludeAuxiliarySubtypes is true, IMEs that have two or more auxiliary + // subtypes should be counted as well. + if (nonAuxCount > 0 || (shouldIncludeAuxiliarySubtypes && auxCount > 1)) { + ++filteredImisCount; + continue; + } + } + + if (filteredImisCount > 1) { + return true; + } + final List<InputMethodSubtypeCompatWrapper> subtypes = + imm.getEnabledInputMethodSubtypeList(null, true); + int keyboardCount = 0; + // imm.getEnabledInputMethodSubtypeList(null, true) will return the current IME's + // both explicitly and implicitly enabled input method subtype. + // (The current IME should be LatinIME.) + for (InputMethodSubtypeCompatWrapper subtype : subtypes) { + if (SubtypeSwitcher.KEYBOARD_MODE.equals(subtype.getMode())) { + ++keyboardCount; + } + } + return keyboardCount > 1; + } + + public static String getInputMethodId(String packageName) { + return getInputMethodInfo(packageName).getId(); + } + + public static InputMethodInfoCompatWrapper getInputMethodInfo(String packageName) { + final InputMethodManagerCompatWrapper imm = InputMethodManagerCompatWrapper.getInstance(); + if (imm == null) { + throw new RuntimeException("Input method manager not found"); + } + + for (final InputMethodInfoCompatWrapper imi : imm.getEnabledInputMethodList()) { + if (imi.getPackageName().equals(packageName)) + return imi; + } + throw new RuntimeException("Can not find input method id for " + packageName); + } +} diff --git a/java/src/com/android/inputmethod/latin/Suggest.java b/java/src/com/android/inputmethod/latin/Suggest.java index 298ead665..671fb905d 100644 --- a/java/src/com/android/inputmethod/latin/Suggest.java +++ b/java/src/com/android/inputmethod/latin/Suggest.java @@ -108,6 +108,8 @@ public class Suggest implements Dictionary.WordCallback { private boolean mIsAllUpperCase; private int mTrailingSingleQuotesCount; + private static final int MINIMUM_SAFETY_NET_CHAR_LENGTH = 4; + public Suggest(final Context context, final int dictionaryResId, final Locale locale) { initAsynchronously(context, dictionaryResId, locale); } @@ -383,7 +385,7 @@ public class Suggest implements Dictionary.WordCallback { if (typedWord != null) { mSuggestions.add(0, typedWord.toString()); } - Utils.removeDupes(mSuggestions); + StringUtils.removeDupes(mSuggestions); if (DBG) { double normalizedScore = mAutoCorrection.getNormalizedScore(); @@ -434,7 +436,7 @@ public class Suggest implements Dictionary.WordCallback { int pos = 0; // Check if it's the same word, only caps are different - if (Utils.equalsIgnoreCase(mConsideredWord, word, offset, length)) { + if (StringUtils.equalsIgnoreCase(mConsideredWord, word, offset, length)) { // TODO: remove this surrounding if clause and move this logic to // getSuggestedWordBuilder. if (suggestions.size() > 0) { @@ -443,7 +445,7 @@ public class Suggest implements Dictionary.WordCallback { // frequency to determine the insertion position. This does not ensure strictly // correct ordering, but ensures the top score is on top which is enough for // removing duplicates correctly. - if (Utils.equalsIgnoreCase(currentHighestWord, word, offset, length) + if (StringUtils.equalsIgnoreCase(currentHighestWord, word, offset, length) && score <= sortedScores[0]) { pos = 1; } @@ -558,4 +560,46 @@ public class Suggest implements Dictionary.WordCallback { } mMainDict = null; } + + // TODO: Resolve the inconsistencies between the native auto correction algorithms and + // this safety net + public static boolean shouldBlockAutoCorrectionBySafetyNet( + SuggestedWords.Builder suggestedWordsBuilder, Suggest suggest) { + // Safety net for auto correction. + // Actually if we hit this safety net, it's actually a bug. + if (suggestedWordsBuilder.size() <= 1 || suggestedWordsBuilder.isTypedWordValid()) { + return false; + } + // If user selected aggressive auto correction mode, there is no need to use the safety + // net. + if (suggest.isAggressiveAutoCorrectionMode()) { + return false; + } + final CharSequence typedWord = suggestedWordsBuilder.getWord(0); + // If the length of typed word is less than MINIMUM_SAFETY_NET_CHAR_LENGTH, + // we should not use net because relatively edit distance can be big. + if (typedWord.length() < Suggest.MINIMUM_SAFETY_NET_CHAR_LENGTH) { + return false; + } + final CharSequence suggestionWord = suggestedWordsBuilder.getWord(1); + final int typedWordLength = typedWord.length(); + final int maxEditDistanceOfNativeDictionary = + (typedWordLength < 5 ? 2 : typedWordLength / 2) + 1; + final int distance = BinaryDictionary.editDistance( + typedWord.toString(), suggestionWord.toString()); + if (DBG) { + Log.d(TAG, "Autocorrected edit distance = " + distance + + ", " + maxEditDistanceOfNativeDictionary); + } + if (distance > maxEditDistanceOfNativeDictionary) { + if (DBG) { + Log.e(TAG, "Safety net: before = " + typedWord + ", after = " + suggestionWord); + Log.e(TAG, "(Error) The edit distance of this correction exceeds limit. " + + "Turning off auto-correction."); + } + return true; + } else { + return false; + } + } } diff --git a/java/src/com/android/inputmethod/latin/Utils.java b/java/src/com/android/inputmethod/latin/Utils.java index a8679e07a..f8dd5ae42 100644 --- a/java/src/com/android/inputmethod/latin/Utils.java +++ b/java/src/com/android/inputmethod/latin/Utils.java @@ -19,7 +19,6 @@ package com.android.inputmethod.latin; import android.content.Context; import android.content.Intent; import android.content.pm.PackageManager; -import android.content.res.Resources; import android.inputmethodservice.InputMethodService; import android.net.Uri; import android.os.AsyncTask; @@ -27,19 +26,9 @@ import android.os.Environment; import android.os.Handler; import android.os.HandlerThread; import android.os.Process; -import android.text.InputType; import android.text.TextUtils; import android.text.format.DateUtils; import android.util.Log; -import android.view.inputmethod.EditorInfo; - -import com.android.inputmethod.compat.InputMethodInfoCompatWrapper; -import com.android.inputmethod.compat.InputMethodManagerCompatWrapper; -import com.android.inputmethod.compat.InputMethodSubtypeCompatWrapper; -import com.android.inputmethod.compat.InputTypeCompatUtils; -import com.android.inputmethod.keyboard.Keyboard; -import com.android.inputmethod.keyboard.KeyboardId; -import com.android.inputmethod.latin.define.JniLibName; import java.io.BufferedReader; import java.io.File; @@ -51,20 +40,11 @@ import java.io.IOException; import java.io.PrintWriter; import java.nio.channels.FileChannel; import java.text.SimpleDateFormat; -import java.util.ArrayList; -import java.util.Collections; import java.util.Date; -import java.util.List; -import java.util.Locale; public class Utils { - private static final String TAG = Utils.class.getSimpleName(); - private static final int MINIMUM_SAFETY_NET_CHAR_LENGTH = 4; - private static boolean DBG = LatinImeLogger.sDBG; - private static boolean DBG_EDIT_DISTANCE = false; - private Utils() { - // Intentional empty constructor for utility class. + // This utility class is not publicly instantiable. } /** @@ -118,166 +98,6 @@ public class Utils { } } - // TODO: Move InputMethodSubtype related utility methods to its own utility class. - // TODO: Cache my InputMethodInfo and/or InputMethodSubtype list. - public static boolean checkIfSubtypeBelongsToThisIme(Context context, - InputMethodSubtypeCompatWrapper ims) { - final InputMethodManagerCompatWrapper imm = InputMethodManagerCompatWrapper.getInstance(); - if (imm == null) return false; - - final InputMethodInfoCompatWrapper myImi = Utils.getInputMethodInfo( - context.getPackageName()); - final List<InputMethodSubtypeCompatWrapper> subtypes = - imm.getEnabledInputMethodSubtypeList(myImi, true); - for (final InputMethodSubtypeCompatWrapper subtype : subtypes) { - if (subtype.equals(ims)) { - return true; - } - } - return false; - } - - public static boolean hasMultipleEnabledIMEsOrSubtypes( - final boolean shouldIncludeAuxiliarySubtypes) { - final InputMethodManagerCompatWrapper imm = InputMethodManagerCompatWrapper.getInstance(); - if (imm == null) return false; - - final List<InputMethodInfoCompatWrapper> enabledImis = imm.getEnabledInputMethodList(); - return hasMultipleEnabledSubtypes(shouldIncludeAuxiliarySubtypes, enabledImis); - } - - public static boolean hasMultipleEnabledSubtypesInThisIme(Context context, - final boolean shouldIncludeAuxiliarySubtypes) { - final InputMethodInfoCompatWrapper myImi = Utils.getInputMethodInfo( - context.getPackageName()); - final List<InputMethodInfoCompatWrapper> imiList = Collections.singletonList(myImi); - return Utils.hasMultipleEnabledSubtypes(shouldIncludeAuxiliarySubtypes, imiList); - } - - private static boolean hasMultipleEnabledSubtypes(final boolean shouldIncludeAuxiliarySubtypes, - List<InputMethodInfoCompatWrapper> imiList) { - final InputMethodManagerCompatWrapper imm = InputMethodManagerCompatWrapper.getInstance(); - if (imm == null) return false; - - // Number of the filtered IMEs - int filteredImisCount = 0; - - for (InputMethodInfoCompatWrapper imi : imiList) { - // We can return true immediately after we find two or more filtered IMEs. - if (filteredImisCount > 1) return true; - final List<InputMethodSubtypeCompatWrapper> subtypes = - imm.getEnabledInputMethodSubtypeList(imi, true); - // IMEs that have no subtypes should be counted. - if (subtypes.isEmpty()) { - ++filteredImisCount; - continue; - } - - int auxCount = 0; - for (InputMethodSubtypeCompatWrapper subtype : subtypes) { - if (subtype.isAuxiliary()) { - ++auxCount; - } - } - final int nonAuxCount = subtypes.size() - auxCount; - - // IMEs that have one or more non-auxiliary subtypes should be counted. - // If shouldIncludeAuxiliarySubtypes is true, IMEs that have two or more auxiliary - // subtypes should be counted as well. - if (nonAuxCount > 0 || (shouldIncludeAuxiliarySubtypes && auxCount > 1)) { - ++filteredImisCount; - continue; - } - } - - if (filteredImisCount > 1) { - return true; - } - final List<InputMethodSubtypeCompatWrapper> subtypes = - imm.getEnabledInputMethodSubtypeList(null, true); - int keyboardCount = 0; - // imm.getEnabledInputMethodSubtypeList(null, true) will return the current IME's - // both explicitly and implicitly enabled input method subtype. - // (The current IME should be LatinIME.) - for (InputMethodSubtypeCompatWrapper subtype : subtypes) { - if (SubtypeSwitcher.KEYBOARD_MODE.equals(subtype.getMode())) { - ++keyboardCount; - } - } - return keyboardCount > 1; - } - - public static String getInputMethodId(String packageName) { - return getInputMethodInfo(packageName).getId(); - } - - public static InputMethodInfoCompatWrapper getInputMethodInfo(String packageName) { - final InputMethodManagerCompatWrapper imm = InputMethodManagerCompatWrapper.getInstance(); - if (imm == null) { - throw new RuntimeException("Input method manager not found"); - } - - for (final InputMethodInfoCompatWrapper imi : imm.getEnabledInputMethodList()) { - if (imi.getPackageName().equals(packageName)) - return imi; - } - throw new RuntimeException("Can not find input method id for " + packageName); - } - - // TODO: Resolve the inconsistencies between the native auto correction algorithms and - // this safety net - public static boolean shouldBlockAutoCorrectionBySafetyNet( - SuggestedWords.Builder suggestedWordsBuilder, Suggest suggest) { - // Safety net for auto correction. - // Actually if we hit this safety net, it's actually a bug. - if (suggestedWordsBuilder.size() <= 1 || suggestedWordsBuilder.isTypedWordValid()) { - return false; - } - // If user selected aggressive auto correction mode, there is no need to use the safety - // net. - if (suggest.isAggressiveAutoCorrectionMode()) { - return false; - } - final CharSequence typedWord = suggestedWordsBuilder.getWord(0); - // If the length of typed word is less than MINIMUM_SAFETY_NET_CHAR_LENGTH, - // we should not use net because relatively edit distance can be big. - if (typedWord.length() < MINIMUM_SAFETY_NET_CHAR_LENGTH) { - return false; - } - final CharSequence suggestionWord = suggestedWordsBuilder.getWord(1); - final int typedWordLength = typedWord.length(); - final int maxEditDistanceOfNativeDictionary = - (typedWordLength < 5 ? 2 : typedWordLength / 2) + 1; - final int distance = BinaryDictionary.editDistance( - typedWord.toString(), suggestionWord.toString()); - if (DBG) { - Log.d(TAG, "Autocorrected edit distance = " + distance - + ", " + maxEditDistanceOfNativeDictionary); - } - if (distance > maxEditDistanceOfNativeDictionary) { - if (DBG) { - Log.e(TAG, "Safety net: before = " + typedWord + ", after = " + suggestionWord); - Log.e(TAG, "(Error) The edit distance of this correction exceeds limit. " - + "Turning off auto-correction."); - } - return true; - } else { - return false; - } - } - - public static boolean canBeFollowedByPeriod(final int codePoint) { - // TODO: Check again whether there really ain't a better way to check this. - // TODO: This should probably be language-dependant... - return Character.isLetterOrDigit(codePoint) - || codePoint == Keyboard.CODE_SINGLE_QUOTE - || codePoint == Keyboard.CODE_DOUBLE_QUOTE - || codePoint == Keyboard.CODE_CLOSING_PARENTHESIS - || codePoint == Keyboard.CODE_CLOSING_SQUARE_BRACKET - || codePoint == Keyboard.CODE_CLOSING_CURLY_BRACKET - || codePoint == Keyboard.CODE_CLOSING_ANGLE_BRACKET; - } - /* package */ static class RingCharBuffer { private static RingCharBuffer sRingCharBuffer = new RingCharBuffer(); private static final char PLACEHOLDER_DELIMITER_CHAR = '\uFFFC'; @@ -600,147 +420,6 @@ public class Utils { } } - // TODO: Move this method to KeyboardSet class. - public static int getKeyboardMode(EditorInfo editorInfo) { - if (editorInfo == null) - return KeyboardId.MODE_TEXT; - - final int inputType = editorInfo.inputType; - final int variation = inputType & InputType.TYPE_MASK_VARIATION; - - switch (inputType & InputType.TYPE_MASK_CLASS) { - case InputType.TYPE_CLASS_NUMBER: - return KeyboardId.MODE_NUMBER; - case InputType.TYPE_CLASS_DATETIME: - switch (variation) { - case InputType.TYPE_DATETIME_VARIATION_DATE: - return KeyboardId.MODE_DATE; - case InputType.TYPE_DATETIME_VARIATION_TIME: - return KeyboardId.MODE_TIME; - default: // InputType.TYPE_DATETIME_VARIATION_NORMAL - return KeyboardId.MODE_DATETIME; - } - case InputType.TYPE_CLASS_PHONE: - return KeyboardId.MODE_PHONE; - case InputType.TYPE_CLASS_TEXT: - if (InputTypeCompatUtils.isEmailVariation(variation)) { - return KeyboardId.MODE_EMAIL; - } else if (variation == InputType.TYPE_TEXT_VARIATION_URI) { - return KeyboardId.MODE_URL; - } else if (variation == InputType.TYPE_TEXT_VARIATION_SHORT_MESSAGE) { - return KeyboardId.MODE_IM; - } else if (variation == InputType.TYPE_TEXT_VARIATION_FILTER) { - return KeyboardId.MODE_TEXT; - } else { - return KeyboardId.MODE_TEXT; - } - default: - return KeyboardId.MODE_TEXT; - } - } - - public static boolean containsInCsv(String key, String csv) { - if (csv == null) - return false; - for (String option : csv.split(",")) { - if (option.equals(key)) - return true; - } - return false; - } - - public static boolean inPrivateImeOptions(String packageName, String key, - EditorInfo editorInfo) { - if (editorInfo == null) - return false; - return containsInCsv(packageName != null ? packageName + "." + key : key, - editorInfo.privateImeOptions); - } - - /** - * Returns a main dictionary resource id - * @return main dictionary resource id - */ - public static int getMainDictionaryResourceId(Resources res) { - final String MAIN_DIC_NAME = "main"; - String packageName = LatinIME.class.getPackage().getName(); - return res.getIdentifier(MAIN_DIC_NAME, "raw", packageName); - } - - public static void loadNativeLibrary() { - try { - System.loadLibrary(JniLibName.JNI_LIB_NAME); - } catch (UnsatisfiedLinkError ule) { - Log.e(TAG, "Could not load native library " + JniLibName.JNI_LIB_NAME); - if (LatinImeLogger.sDBG) { - throw new RuntimeException( - "Could not load native library " + JniLibName.JNI_LIB_NAME); - } - } - } - - /** - * Returns true if a and b are equal ignoring the case of the character. - * @param a first character to check - * @param b second character to check - * @return {@code true} if a and b are equal, {@code false} otherwise. - */ - public static boolean equalsIgnoreCase(char a, char b) { - // Some language, such as Turkish, need testing both cases. - return a == b - || Character.toLowerCase(a) == Character.toLowerCase(b) - || Character.toUpperCase(a) == Character.toUpperCase(b); - } - - /** - * Returns true if a and b are equal ignoring the case of the characters, including if they are - * both null. - * @param a first CharSequence to check - * @param b second CharSequence to check - * @return {@code true} if a and b are equal, {@code false} otherwise. - */ - public static boolean equalsIgnoreCase(CharSequence a, CharSequence b) { - if (a == b) - return true; // including both a and b are null. - if (a == null || b == null) - return false; - final int length = a.length(); - if (length != b.length()) - return false; - for (int i = 0; i < length; i++) { - if (!equalsIgnoreCase(a.charAt(i), b.charAt(i))) - return false; - } - return true; - } - - /** - * Returns true if a and b are equal ignoring the case of the characters, including if a is null - * and b is zero length. - * @param a CharSequence to check - * @param b character array to check - * @param offset start offset of array b - * @param length length of characters in array b - * @return {@code true} if a and b are equal, {@code false} otherwise. - * @throws IndexOutOfBoundsException - * if {@code offset < 0 || length < 0 || offset + length > data.length}. - * @throws NullPointerException if {@code b == null}. - */ - public static boolean equalsIgnoreCase(CharSequence a, char[] b, int offset, int length) { - if (offset < 0 || length < 0 || length > b.length - offset) - throw new IndexOutOfBoundsException("array.length=" + b.length + " offset=" + offset - + " length=" + length); - if (a == null) - return length == 0; // including a is null and b is zero length. - if (a.length() != length) - return false; - for (int i = 0; i < length; i++) { - if (!equalsIgnoreCase(a.charAt(i), b[offset + i])) - return false; - } - return true; - } - public static float getDipScale(Context context) { final float scale = context.getResources().getDisplayMetrics().density; return scale; @@ -751,76 +430,6 @@ public class Utils { return (int) (dip * scale + 0.5); } - /** - * Remove duplicates from an array of strings. - * - * This method will always keep the first occurence of all strings at their position - * in the array, removing the subsequent ones. - */ - public static void removeDupes(final ArrayList<CharSequence> suggestions) { - if (suggestions.size() < 2) return; - int i = 1; - // Don't cache suggestions.size(), since we may be removing items - while (i < suggestions.size()) { - final CharSequence cur = suggestions.get(i); - // Compare each suggestion with each previous suggestion - for (int j = 0; j < i; j++) { - CharSequence previous = suggestions.get(j); - if (TextUtils.equals(cur, previous)) { - removeFromSuggestions(suggestions, i); - i--; - break; - } - } - i++; - } - } - - private static void removeFromSuggestions(final ArrayList<CharSequence> suggestions, - final int index) { - final CharSequence garbage = suggestions.remove(index); - if (garbage instanceof StringBuilder) { - StringBuilderPool.recycle((StringBuilder)garbage); - } - } - - public static String getFullDisplayName(Locale locale, boolean returnsNameInThisLocale) { - if (returnsNameInThisLocale) { - return toTitleCase(SubtypeLocale.getFullDisplayName(locale), locale); - } else { - return toTitleCase(locale.getDisplayName(), locale); - } - } - - public static String getDisplayLanguage(Locale locale) { - return toTitleCase(SubtypeLocale.getFullDisplayName(locale), locale); - } - - public static String getMiddleDisplayLanguage(Locale locale) { - return toTitleCase((LocaleUtils.constructLocaleFromString( - locale.getLanguage()).getDisplayLanguage(locale)), locale); - } - - public static String getShortDisplayLanguage(Locale locale) { - return toTitleCase(locale.getLanguage(), locale); - } - - public static String toTitleCase(String s, Locale locale) { - if (s.length() <= 1) { - // TODO: is this really correct? Shouldn't this be s.toUpperCase()? - return s; - } - // TODO: fix the bugs below - // - This does not work for Greek, because it returns upper case instead of title case. - // - It does not work for Serbian, because it fails to account for the "lj" character, - // which should be "Lj" in title case and "LJ" in upper case. - // - It does not work for Dutch, because it fails to account for the "ij" digraph, which - // are two different characters but both should be capitalized as "IJ" as if they were - // a single letter. - // - It also does not work with unicode surrogate code points. - return s.toUpperCase(locale).charAt(0) + s.substring(1); - } - public static class Stats { public static void onNonSeparator(final char code, final int x, final int y) { @@ -845,9 +454,4 @@ public class Utils { LatinImeLogger.logOnAutoCorrectionCancelled(); } } - - public static int codePointCount(String text) { - if (TextUtils.isEmpty(text)) return 0; - return text.codePointCount(0, text.length()); - } } diff --git a/java/src/com/android/inputmethod/latin/spellcheck/AndroidSpellCheckerService.java b/java/src/com/android/inputmethod/latin/spellcheck/AndroidSpellCheckerService.java index 755c75b2e..35a5c0f52 100644 --- a/java/src/com/android/inputmethod/latin/spellcheck/AndroidSpellCheckerService.java +++ b/java/src/com/android/inputmethod/latin/spellcheck/AndroidSpellCheckerService.java @@ -37,9 +37,9 @@ import com.android.inputmethod.latin.DictionaryFactory; import com.android.inputmethod.latin.Flag; import com.android.inputmethod.latin.LocaleUtils; import com.android.inputmethod.latin.R; +import com.android.inputmethod.latin.StringUtils; import com.android.inputmethod.latin.SynchronouslyLoadedContactsDictionary; import com.android.inputmethod.latin.SynchronouslyLoadedUserDictionary; -import com.android.inputmethod.latin.Utils; import com.android.inputmethod.latin.WhitelistDictionary; import com.android.inputmethod.latin.WordComposer; @@ -47,11 +47,11 @@ import java.lang.ref.WeakReference; import java.util.ArrayList; import java.util.Arrays; import java.util.Collections; +import java.util.HashSet; import java.util.Iterator; import java.util.Locale; import java.util.Map; import java.util.TreeMap; -import java.util.HashSet; /** * Service for spell checking, using LatinIME's dictionaries and mechanisms. @@ -316,7 +316,7 @@ public class AndroidSpellCheckerService extends SpellCheckerService } } Collections.reverse(mSuggestions); - Utils.removeDupes(mSuggestions); + StringUtils.removeDupes(mSuggestions); if (CAPITALIZE_ALL == capitalizeType) { for (int i = 0; i < mSuggestions.size(); ++i) { // get(i) returns a CharSequence which is actually a String so .toString() @@ -326,7 +326,7 @@ public class AndroidSpellCheckerService extends SpellCheckerService } else if (CAPITALIZE_FIRST == capitalizeType) { for (int i = 0; i < mSuggestions.size(); ++i) { // Likewise - mSuggestions.set(i, Utils.toTitleCase(mSuggestions.get(i).toString(), + mSuggestions.set(i, StringUtils.toTitleCase(mSuggestions.get(i).toString(), locale)); } } @@ -396,7 +396,7 @@ public class AndroidSpellCheckerService extends SpellCheckerService final ProximityInfo proximityInfo = ProximityInfo.createSpellCheckerProximityInfo( SpellCheckerProximityInfo.getProximityForScript(script)); final Resources resources = getResources(); - final int fallbackResourceId = Utils.getMainDictionaryResourceId(resources); + final int fallbackResourceId = DictionaryFactory.getMainDictionaryResourceId(resources); final DictionaryCollection dictionaryCollection = DictionaryFactory.createDictionaryFromManager(this, locale, fallbackResourceId, USE_FULL_EDIT_DISTANCE_FLAG_ARRAY); diff --git a/java/src/com/android/inputmethod/latin/suggestions/MoreSuggestionsView.java b/java/src/com/android/inputmethod/latin/suggestions/MoreSuggestionsView.java index 1f7214777..f11b1a4c1 100644 --- a/java/src/com/android/inputmethod/latin/suggestions/MoreSuggestionsView.java +++ b/java/src/com/android/inputmethod/latin/suggestions/MoreSuggestionsView.java @@ -147,32 +147,22 @@ public class MoreSuggestionsView extends KeyboardView implements MoreKeysPanel { mListener = listener; final View container = (View)getParent(); final MoreSuggestions pane = (MoreSuggestions)getKeyboard(); - - parentView.getLocationInWindow(mCoordinates); - final int paneLeft = pointX - (pane.mOccupiedWidth / 2) + parentView.getPaddingLeft(); - final int x = wrapUp(Math.max(0, Math.min(paneLeft, - parentView.getWidth() - pane.mOccupiedWidth)) - - container.getPaddingLeft() + mCoordinates[0], - container.getMeasuredWidth(), 0, parentView.getWidth()); - final int y = pointY - - (container.getMeasuredHeight() - container.getPaddingBottom()) - + parentView.getPaddingTop() + mCoordinates[1]; + final int defaultCoordX = pane.mOccupiedWidth / 2; + // The coordinates of panel's left-top corner in parentView's coordinate system. + final int x = pointX - defaultCoordX - container.getPaddingLeft() + + parentView.getPaddingLeft(); + final int y = pointY - container.getMeasuredHeight() + container.getPaddingBottom() + + parentView.getPaddingTop(); window.setContentView(container); window.setWidth(container.getMeasuredWidth()); window.setHeight(container.getMeasuredHeight()); - window.showAtLocation(parentView, Gravity.NO_GRAVITY, x, y); - - mOriginX = x + container.getPaddingLeft() - mCoordinates[0]; - mOriginY = y + container.getPaddingTop() - mCoordinates[1]; - } + parentView.getLocationInWindow(mCoordinates); + window.showAtLocation(parentView, Gravity.NO_GRAVITY, + x + mCoordinates[0], y + mCoordinates[1]); - private static int wrapUp(int x, int width, int left, int right) { - if (x < left) - return left; - if (x + width > right) - return right - width; - return x; + mOriginX = x + container.getPaddingLeft(); + mOriginY = y + container.getPaddingTop(); } private boolean mIsDismissing; |