diff options
Diffstat (limited to 'java/src/com/android/inputmethod/latin/Settings.java')
| -rw-r--r-- | java/src/com/android/inputmethod/latin/Settings.java | 603 |
1 files changed, 603 insertions, 0 deletions
diff --git a/java/src/com/android/inputmethod/latin/Settings.java b/java/src/com/android/inputmethod/latin/Settings.java new file mode 100644 index 000000000..6c515c845 --- /dev/null +++ b/java/src/com/android/inputmethod/latin/Settings.java @@ -0,0 +1,603 @@ +/* + * Copyright (C) 2008 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 com.android.inputmethod.compat.CompatUtils; +import com.android.inputmethod.compat.InputMethodManagerCompatWrapper; +import com.android.inputmethod.compat.InputMethodServiceCompatWrapper; +import com.android.inputmethod.deprecated.VoiceProxy; +import com.android.inputmethod.compat.VibratorCompatWrapper; + +import android.app.AlertDialog; +import android.app.Dialog; +import android.app.backup.BackupManager; +import android.content.ComponentName; +import android.content.Context; +import android.content.DialogInterface; +import android.content.Intent; +import android.content.SharedPreferences; +import android.content.res.Resources; +import android.os.Bundle; +import android.preference.CheckBoxPreference; +import android.preference.ListPreference; +import android.preference.Preference; +import android.preference.Preference.OnPreferenceClickListener; +import android.preference.PreferenceActivity; +import android.preference.PreferenceGroup; +import android.preference.PreferenceScreen; +import android.speech.SpeechRecognizer; +import android.text.AutoText; +import android.text.TextUtils; +import android.text.method.LinkMovementMethod; +import android.util.Log; +import android.widget.TextView; + +import java.util.Arrays; +import java.util.Locale; + +public class Settings extends PreferenceActivity + implements SharedPreferences.OnSharedPreferenceChangeListener, + DialogInterface.OnDismissListener, OnPreferenceClickListener { + private static final String TAG = "Settings"; + + public static final String PREF_GENERAL_SETTINGS_KEY = "general_settings"; + public static final String PREF_VIBRATE_ON = "vibrate_on"; + public static final String PREF_SOUND_ON = "sound_on"; + public static final String PREF_KEY_PREVIEW_POPUP_ON = "popup_on"; + public static final String PREF_RECORRECTION_ENABLED = "recorrection_enabled"; + public static final String PREF_AUTO_CAP = "auto_cap"; + public static final String PREF_SETTINGS_KEY = "settings_key"; + public static final String PREF_VOICE_SETTINGS_KEY = "voice_mode"; + public static final String PREF_INPUT_LANGUAGE = "input_language"; + public static final String PREF_SELECTED_LANGUAGES = "selected_languages"; + public static final String PREF_SUBTYPES = "subtype_settings"; + + public static final String PREF_CONFIGURE_DICTIONARIES_KEY = "configure_dictionaries_key"; + public static final String PREF_CORRECTION_SETTINGS_KEY = "correction_settings"; + public static final String PREF_QUICK_FIXES = "quick_fixes"; + public static final String PREF_SHOW_SUGGESTIONS_SETTING = "show_suggestions_setting"; + public static final String PREF_AUTO_CORRECTION_THRESHOLD = "auto_correction_threshold"; + public static final String PREF_DEBUG_SETTINGS = "debug_settings"; + + public static final String PREF_NGRAM_SETTINGS_KEY = "ngram_settings"; + public static final String PREF_BIGRAM_SUGGESTIONS = "bigram_suggestion"; + public static final String PREF_BIGRAM_PREDICTIONS = "bigram_prediction"; + + public static final String PREF_MISC_SETTINGS_KEY = "misc_settings"; + + public static final String PREF_KEY_PREVIEW_POPUP_DISMISS_DELAY = + "pref_key_preview_popup_dismiss_delay"; + public static final String PREF_KEY_USE_CONTACTS_DICT = + "pref_key_use_contacts_dict"; + + public static final String PREF_USABILITY_STUDY_MODE = "usability_study_mode"; + + // Dialog ids + private static final int VOICE_INPUT_CONFIRM_DIALOG = 0; + + public static class Values { + // From resources: + public final boolean mSwipeDownDismissKeyboardEnabled; + public final int mDelayBeforeFadeoutLanguageOnSpacebar; + public final int mDelayUpdateSuggestions; + public final int mDelayUpdateOldSuggestions; + public final int mDelayUpdateShiftState; + public final int mDurationOfFadeoutLanguageOnSpacebar; + public final float mFinalFadeoutFactorOfLanguageOnSpacebar; + public final long mDoubleSpacesTurnIntoPeriodTimeout; + public final String mWordSeparators; + public final String mMagicSpaceStrippers; + public final String mMagicSpaceSwappers; + public final String mSuggestPuncs; + public final SuggestedWords mSuggestPuncList; + + // From preferences: + public final boolean mSoundOn; // Sound setting private to Latin IME (see mSilentModeOn) + public final boolean mVibrateOn; + public final boolean mKeyPreviewPopupOn; + public final int mKeyPreviewPopupDismissDelay; + public final boolean mAutoCap; + public final boolean mQuickFixes; + public final boolean mAutoCorrectEnabled; + public final double mAutoCorrectionThreshold; + // Suggestion: use bigrams to adjust scores of suggestions obtained from unigram dictionary + public final boolean mBigramSuggestionEnabled; + // Prediction: use bigrams to predict the next word when there is no input for it yet + public final boolean mBigramPredictionEnabled; + public final boolean mUseContactsDict; + + public Values(final SharedPreferences prefs, final Context context, + final String localeStr) { + final Resources res = context.getResources(); + final Locale savedLocale; + if (null != localeStr) { + final Locale keyboardLocale = Utils.constructLocaleFromString(localeStr); + savedLocale = Utils.setSystemLocale(res, keyboardLocale); + } else { + savedLocale = null; + } + + // Get the resources + mSwipeDownDismissKeyboardEnabled = res.getBoolean( + R.bool.config_swipe_down_dismiss_keyboard_enabled); + mDelayBeforeFadeoutLanguageOnSpacebar = res.getInteger( + R.integer.config_delay_before_fadeout_language_on_spacebar); + mDelayUpdateSuggestions = + res.getInteger(R.integer.config_delay_update_suggestions); + mDelayUpdateOldSuggestions = res.getInteger( + R.integer.config_delay_update_old_suggestions); + mDelayUpdateShiftState = + res.getInteger(R.integer.config_delay_update_shift_state); + mDurationOfFadeoutLanguageOnSpacebar = res.getInteger( + R.integer.config_duration_of_fadeout_language_on_spacebar); + mFinalFadeoutFactorOfLanguageOnSpacebar = res.getInteger( + R.integer.config_final_fadeout_percentage_of_language_on_spacebar) / 100.0f; + mDoubleSpacesTurnIntoPeriodTimeout = res.getInteger( + R.integer.config_double_spaces_turn_into_period_timeout); + mMagicSpaceStrippers = res.getString(R.string.magic_space_stripping_symbols); + mMagicSpaceSwappers = res.getString(R.string.magic_space_swapping_symbols); + String wordSeparators = mMagicSpaceStrippers + mMagicSpaceSwappers + + res.getString(R.string.magic_space_promoting_symbols); + final String notWordSeparators = res.getString(R.string.non_word_separator_symbols); + for (int i = notWordSeparators.length() - 1; i >= 0; --i) { + wordSeparators = wordSeparators.replace(notWordSeparators.substring(i, i + 1), ""); + } + mWordSeparators = wordSeparators; + mSuggestPuncs = res.getString(R.string.suggested_punctuations); + // TODO: it would be nice not to recreate this each time we change the configuration + mSuggestPuncList = createSuggestPuncList(mSuggestPuncs); + + // Get the settings preferences + final boolean hasVibrator = VibratorCompatWrapper.getInstance(context).hasVibrator(); + mVibrateOn = hasVibrator && prefs.getBoolean(Settings.PREF_VIBRATE_ON, false); + mSoundOn = prefs.getBoolean(Settings.PREF_SOUND_ON, + res.getBoolean(R.bool.config_default_sound_enabled)); + + mKeyPreviewPopupOn = isKeyPreviewPopupEnabled(prefs, res); + mKeyPreviewPopupDismissDelay = getKeyPreviewPopupDismissDelay(prefs, res); + mAutoCap = prefs.getBoolean(Settings.PREF_AUTO_CAP, true); + mQuickFixes = isQuickFixesEnabled(prefs, res); + + mAutoCorrectEnabled = isAutoCorrectEnabled(prefs, res); + mBigramSuggestionEnabled = mAutoCorrectEnabled + && isBigramSuggestionEnabled(prefs, res, mAutoCorrectEnabled); + mBigramPredictionEnabled = mBigramSuggestionEnabled + && isBigramPredictionEnabled(prefs, res); + + mAutoCorrectionThreshold = getAutoCorrectionThreshold(prefs, res); + + mUseContactsDict = prefs.getBoolean(Settings.PREF_KEY_USE_CONTACTS_DICT, true); + + Utils.setSystemLocale(res, savedLocale); + } + + public boolean isSuggestedPunctuation(int code) { + return mSuggestPuncs.contains(String.valueOf((char)code)); + } + + public boolean isWordSeparator(int code) { + return mWordSeparators.contains(String.valueOf((char)code)); + } + + public boolean isMagicSpaceStripper(int code) { + return mMagicSpaceStrippers.contains(String.valueOf((char)code)); + } + + public boolean isMagicSpaceSwapper(int code) { + return mMagicSpaceSwappers.contains(String.valueOf((char)code)); + } + + // Helper methods + private static boolean isQuickFixesEnabled(SharedPreferences sp, Resources resources) { + final boolean showQuickFixesOption = resources.getBoolean( + R.bool.config_enable_quick_fixes_option); + if (!showQuickFixesOption) { + return isAutoCorrectEnabled(sp, resources); + } + return sp.getBoolean(Settings.PREF_QUICK_FIXES, resources.getBoolean( + R.bool.config_default_quick_fixes)); + } + + private static boolean isAutoCorrectEnabled(SharedPreferences sp, Resources resources) { + final String currentAutoCorrectionSetting = sp.getString( + Settings.PREF_AUTO_CORRECTION_THRESHOLD, + resources.getString(R.string.auto_correction_threshold_mode_index_modest)); + final String autoCorrectionOff = resources.getString( + R.string.auto_correction_threshold_mode_index_off); + return !currentAutoCorrectionSetting.equals(autoCorrectionOff); + } + + // Public to access from KeyboardSwitcher. Should it have access to some + // process-global instance instead? + public static boolean isKeyPreviewPopupEnabled(SharedPreferences sp, Resources resources) { + final boolean showPopupOption = resources.getBoolean( + R.bool.config_enable_show_popup_on_keypress_option); + if (!showPopupOption) return resources.getBoolean(R.bool.config_default_popup_preview); + return sp.getBoolean(Settings.PREF_KEY_PREVIEW_POPUP_ON, + resources.getBoolean(R.bool.config_default_popup_preview)); + } + + // Likewise + public static int getKeyPreviewPopupDismissDelay(SharedPreferences sp, + Resources resources) { + return Integer.parseInt(sp.getString(Settings.PREF_KEY_PREVIEW_POPUP_DISMISS_DELAY, + Integer.toString(resources.getInteger(R.integer.config_delay_after_preview)))); + } + + private static boolean isBigramSuggestionEnabled(SharedPreferences sp, Resources resources, + boolean autoCorrectEnabled) { + final boolean showBigramSuggestionsOption = resources.getBoolean( + R.bool.config_enable_bigram_suggestions_option); + if (!showBigramSuggestionsOption) { + return autoCorrectEnabled; + } + return sp.getBoolean(Settings.PREF_BIGRAM_SUGGESTIONS, resources.getBoolean( + R.bool.config_default_bigram_suggestions)); + } + + private static boolean isBigramPredictionEnabled(SharedPreferences sp, + Resources resources) { + return sp.getBoolean(Settings.PREF_BIGRAM_PREDICTIONS, resources.getBoolean( + R.bool.config_default_bigram_prediction)); + } + + private static double getAutoCorrectionThreshold(SharedPreferences sp, + Resources resources) { + final String currentAutoCorrectionSetting = sp.getString( + Settings.PREF_AUTO_CORRECTION_THRESHOLD, + resources.getString(R.string.auto_correction_threshold_mode_index_modest)); + final String[] autoCorrectionThresholdValues = resources.getStringArray( + R.array.auto_correction_threshold_values); + // When autoCorrectionThreshold is greater than 1.0, it's like auto correction is off. + double autoCorrectionThreshold = Double.MAX_VALUE; + try { + final int arrayIndex = Integer.valueOf(currentAutoCorrectionSetting); + if (arrayIndex >= 0 && arrayIndex < autoCorrectionThresholdValues.length) { + autoCorrectionThreshold = Double.parseDouble( + autoCorrectionThresholdValues[arrayIndex]); + } + } catch (NumberFormatException e) { + // Whenever the threshold settings are correct, never come here. + autoCorrectionThreshold = Double.MAX_VALUE; + Log.w(TAG, "Cannot load auto correction threshold setting." + + " currentAutoCorrectionSetting: " + currentAutoCorrectionSetting + + ", autoCorrectionThresholdValues: " + + Arrays.toString(autoCorrectionThresholdValues)); + } + return autoCorrectionThreshold; + } + + private static SuggestedWords createSuggestPuncList(final String puncs) { + SuggestedWords.Builder builder = new SuggestedWords.Builder(); + if (puncs != null) { + for (int i = 0; i < puncs.length(); i++) { + builder.addWord(puncs.subSequence(i, i + 1)); + } + } + return builder.build(); + } + } + + private PreferenceScreen mInputLanguageSelection; + private CheckBoxPreference mQuickFixes; + private ListPreference mVoicePreference; + private ListPreference mSettingsKeyPreference; + private ListPreference mShowCorrectionSuggestionsPreference; + private ListPreference mAutoCorrectionThreshold; + private ListPreference mKeyPreviewPopupDismissDelay; + // Suggestion: use bigrams to adjust scores of suggestions obtained from unigram dictionary + private CheckBoxPreference mBigramSuggestion; + // Prediction: use bigrams to predict the next word when there is no input for it yet + private CheckBoxPreference mBigramPrediction; + private Preference mDebugSettingsPreference; + private boolean mVoiceOn; + + private AlertDialog mDialog; + + private VoiceProxy.VoiceLoggerWrapper mVoiceLogger; + + private boolean mOkClicked = false; + private String mVoiceModeOff; + + private void ensureConsistencyOfAutoCorrectionSettings() { + final String autoCorrectionOff = getResources().getString( + R.string.auto_correction_threshold_mode_index_off); + final String currentSetting = mAutoCorrectionThreshold.getValue(); + mBigramSuggestion.setEnabled(!currentSetting.equals(autoCorrectionOff)); + mBigramPrediction.setEnabled(!currentSetting.equals(autoCorrectionOff)); + } + + @Override + protected void onCreate(Bundle icicle) { + super.onCreate(icicle); + final Resources res = getResources(); + + addPreferencesFromResource(R.xml.prefs); + mInputLanguageSelection = (PreferenceScreen) findPreference(PREF_SUBTYPES); + mInputLanguageSelection.setOnPreferenceClickListener(this); + mQuickFixes = (CheckBoxPreference) findPreference(PREF_QUICK_FIXES); + mVoicePreference = (ListPreference) findPreference(PREF_VOICE_SETTINGS_KEY); + mSettingsKeyPreference = (ListPreference) findPreference(PREF_SETTINGS_KEY); + mShowCorrectionSuggestionsPreference = + (ListPreference) findPreference(PREF_SHOW_SUGGESTIONS_SETTING); + SharedPreferences prefs = getPreferenceManager().getSharedPreferences(); + prefs.registerOnSharedPreferenceChangeListener(this); + + mVoiceModeOff = getString(R.string.voice_mode_off); + mVoiceOn = !(prefs.getString(PREF_VOICE_SETTINGS_KEY, mVoiceModeOff) + .equals(mVoiceModeOff)); + mVoiceLogger = VoiceProxy.VoiceLoggerWrapper.getInstance(this); + + mAutoCorrectionThreshold = (ListPreference) findPreference(PREF_AUTO_CORRECTION_THRESHOLD); + mBigramSuggestion = (CheckBoxPreference) findPreference(PREF_BIGRAM_SUGGESTIONS); + mBigramPrediction = (CheckBoxPreference) findPreference(PREF_BIGRAM_PREDICTIONS); + mDebugSettingsPreference = findPreference(PREF_DEBUG_SETTINGS); + if (mDebugSettingsPreference != null) { + final Intent debugSettingsIntent = new Intent(Intent.ACTION_MAIN); + debugSettingsIntent.setClassName(getPackageName(), DebugSettings.class.getName()); + mDebugSettingsPreference.setIntent(debugSettingsIntent); + } + + ensureConsistencyOfAutoCorrectionSettings(); + + final PreferenceGroup generalSettings = + (PreferenceGroup) findPreference(PREF_GENERAL_SETTINGS_KEY); + final PreferenceGroup textCorrectionGroup = + (PreferenceGroup) findPreference(PREF_CORRECTION_SETTINGS_KEY); + + final boolean showSettingsKeyOption = res.getBoolean( + R.bool.config_enable_show_settings_key_option); + if (!showSettingsKeyOption) { + generalSettings.removePreference(mSettingsKeyPreference); + } + + final boolean showVoiceKeyOption = res.getBoolean( + R.bool.config_enable_show_voice_key_option); + if (!showVoiceKeyOption) { + generalSettings.removePreference(mVoicePreference); + } + + if (!VibratorCompatWrapper.getInstance(this).hasVibrator()) { + generalSettings.removePreference(findPreference(PREF_VIBRATE_ON)); + } + + if (InputMethodServiceCompatWrapper.CAN_HANDLE_ON_CURRENT_INPUT_METHOD_SUBTYPE_CHANGED) { + generalSettings.removePreference(findPreference(PREF_SUBTYPES)); + } + + final boolean showPopupOption = res.getBoolean( + R.bool.config_enable_show_popup_on_keypress_option); + if (!showPopupOption) { + generalSettings.removePreference(findPreference(PREF_KEY_PREVIEW_POPUP_ON)); + } + + final boolean showRecorrectionOption = res.getBoolean( + R.bool.config_enable_show_recorrection_option); + if (!showRecorrectionOption) { + generalSettings.removePreference(findPreference(PREF_RECORRECTION_ENABLED)); + } + + final boolean showQuickFixesOption = res.getBoolean( + R.bool.config_enable_quick_fixes_option); + if (!showQuickFixesOption) { + textCorrectionGroup.removePreference(findPreference(PREF_QUICK_FIXES)); + } + + final boolean showBigramSuggestionsOption = res.getBoolean( + R.bool.config_enable_bigram_suggestions_option); + if (!showBigramSuggestionsOption) { + textCorrectionGroup.removePreference(findPreference(PREF_BIGRAM_SUGGESTIONS)); + textCorrectionGroup.removePreference(findPreference(PREF_BIGRAM_PREDICTIONS)); + } + + final boolean showUsabilityModeStudyOption = res.getBoolean( + R.bool.config_enable_usability_study_mode_option); + if (!showUsabilityModeStudyOption) { + getPreferenceScreen().removePreference(findPreference(PREF_USABILITY_STUDY_MODE)); + } + + mKeyPreviewPopupDismissDelay = + (ListPreference)findPreference(PREF_KEY_PREVIEW_POPUP_DISMISS_DELAY); + final String[] entries = new String[] { + res.getString(R.string.key_preview_popup_dismiss_no_delay), + res.getString(R.string.key_preview_popup_dismiss_default_delay), + }; + final String popupDismissDelayDefaultValue = Integer.toString(res.getInteger( + R.integer.config_delay_after_preview)); + mKeyPreviewPopupDismissDelay.setEntries(entries); + mKeyPreviewPopupDismissDelay.setEntryValues( + new String[] { "0", popupDismissDelayDefaultValue }); + if (null == mKeyPreviewPopupDismissDelay.getValue()) { + mKeyPreviewPopupDismissDelay.setValue(popupDismissDelayDefaultValue); + } + mKeyPreviewPopupDismissDelay.setEnabled( + Settings.Values.isKeyPreviewPopupEnabled(prefs, res)); + + final PreferenceScreen dictionaryLink = + (PreferenceScreen) findPreference(PREF_CONFIGURE_DICTIONARIES_KEY); + final Intent intent = dictionaryLink.getIntent(); + + final int number = getPackageManager().queryIntentActivities(intent, 0).size(); + if (0 >= number) { + textCorrectionGroup.removePreference(dictionaryLink); + } + } + + @Override + protected void onResume() { + super.onResume(); + int autoTextSize = AutoText.getSize(getListView()); + if (autoTextSize < 1) { + ((PreferenceGroup) findPreference(PREF_CORRECTION_SETTINGS_KEY)) + .removePreference(mQuickFixes); + } + if (!VoiceProxy.VOICE_INSTALLED + || !SpeechRecognizer.isRecognitionAvailable(this)) { + getPreferenceScreen().removePreference(mVoicePreference); + } else { + updateVoiceModeSummary(); + } + updateSettingsKeySummary(); + updateShowCorrectionSuggestionsSummary(); + updateKeyPreviewPopupDelaySummary(); + } + + @Override + protected void onDestroy() { + getPreferenceManager().getSharedPreferences().unregisterOnSharedPreferenceChangeListener( + this); + super.onDestroy(); + } + + @Override + public void onSharedPreferenceChanged(SharedPreferences prefs, String key) { + (new BackupManager(this)).dataChanged(); + // If turning on voice input, show dialog + if (key.equals(PREF_VOICE_SETTINGS_KEY) && !mVoiceOn) { + if (!prefs.getString(PREF_VOICE_SETTINGS_KEY, mVoiceModeOff) + .equals(mVoiceModeOff)) { + showVoiceConfirmation(); + } + } else if (key.equals(PREF_KEY_PREVIEW_POPUP_ON)) { + final ListPreference popupDismissDelay = + (ListPreference)findPreference(PREF_KEY_PREVIEW_POPUP_DISMISS_DELAY); + if (null != popupDismissDelay) { + popupDismissDelay.setEnabled(prefs.getBoolean(PREF_KEY_PREVIEW_POPUP_ON, true)); + } + } + ensureConsistencyOfAutoCorrectionSettings(); + mVoiceOn = !(prefs.getString(PREF_VOICE_SETTINGS_KEY, mVoiceModeOff) + .equals(mVoiceModeOff)); + updateVoiceModeSummary(); + updateSettingsKeySummary(); + updateShowCorrectionSuggestionsSummary(); + updateKeyPreviewPopupDelaySummary(); + } + + @Override + public boolean onPreferenceClick(Preference pref) { + if (pref == mInputLanguageSelection) { + startActivity(CompatUtils.getInputLanguageSelectionIntent( + Utils.getInputMethodId(InputMethodManagerCompatWrapper.getInstance(this), + getApplicationInfo().packageName), 0)); + return true; + } + return false; + } + + private void updateShowCorrectionSuggestionsSummary() { + mShowCorrectionSuggestionsPreference.setSummary( + getResources().getStringArray(R.array.prefs_suggestion_visibilities) + [mShowCorrectionSuggestionsPreference.findIndexOfValue( + mShowCorrectionSuggestionsPreference.getValue())]); + } + + private void updateSettingsKeySummary() { + mSettingsKeyPreference.setSummary( + getResources().getStringArray(R.array.settings_key_modes) + [mSettingsKeyPreference.findIndexOfValue(mSettingsKeyPreference.getValue())]); + } + + private void updateKeyPreviewPopupDelaySummary() { + final ListPreference lp = mKeyPreviewPopupDismissDelay; + lp.setSummary(lp.getEntries()[lp.findIndexOfValue(lp.getValue())]); + } + + private void showVoiceConfirmation() { + mOkClicked = false; + showDialog(VOICE_INPUT_CONFIRM_DIALOG); + // Make URL in the dialog message clickable + if (mDialog != null) { + TextView textView = (TextView) mDialog.findViewById(android.R.id.message); + if (textView != null) { + textView.setMovementMethod(LinkMovementMethod.getInstance()); + } + } + } + + private void updateVoiceModeSummary() { + mVoicePreference.setSummary( + getResources().getStringArray(R.array.voice_input_modes_summary) + [mVoicePreference.findIndexOfValue(mVoicePreference.getValue())]); + } + + @Override + protected Dialog onCreateDialog(int id) { + switch (id) { + case VOICE_INPUT_CONFIRM_DIALOG: + DialogInterface.OnClickListener listener = new DialogInterface.OnClickListener() { + @Override + public void onClick(DialogInterface dialog, int whichButton) { + if (whichButton == DialogInterface.BUTTON_NEGATIVE) { + mVoicePreference.setValue(mVoiceModeOff); + mVoiceLogger.settingsWarningDialogCancel(); + } else if (whichButton == DialogInterface.BUTTON_POSITIVE) { + mOkClicked = true; + mVoiceLogger.settingsWarningDialogOk(); + } + updateVoicePreference(); + } + }; + AlertDialog.Builder builder = new AlertDialog.Builder(this) + .setTitle(R.string.voice_warning_title) + .setPositiveButton(android.R.string.ok, listener) + .setNegativeButton(android.R.string.cancel, listener); + + // Get the current list of supported locales and check the current locale against + // that list, to decide whether to put a warning that voice input will not work in + // the current language as part of the pop-up confirmation dialog. + boolean localeSupported = SubtypeSwitcher.getInstance().isVoiceSupported( + Locale.getDefault().toString()); + + final CharSequence message; + if (localeSupported) { + message = TextUtils.concat( + getText(R.string.voice_warning_may_not_understand), "\n\n", + getText(R.string.voice_hint_dialog_message)); + } else { + message = TextUtils.concat( + getText(R.string.voice_warning_locale_not_supported), "\n\n", + getText(R.string.voice_warning_may_not_understand), "\n\n", + getText(R.string.voice_hint_dialog_message)); + } + builder.setMessage(message); + AlertDialog dialog = builder.create(); + mDialog = dialog; + dialog.setOnDismissListener(this); + mVoiceLogger.settingsWarningDialogShown(); + return dialog; + default: + Log.e(TAG, "unknown dialog " + id); + return null; + } + } + + @Override + public void onDismiss(DialogInterface dialog) { + mVoiceLogger.settingsWarningDialogDismissed(); + if (!mOkClicked) { + // This assumes that onPreferenceClick gets called first, and this if the user + // agreed after the warning, we set the mOkClicked value to true. + mVoicePreference.setValue(mVoiceModeOff); + } + } + + private void updateVoicePreference() { + boolean isChecked = !mVoicePreference.getValue().equals(mVoiceModeOff); + mVoiceLogger.voiceInputSettingEnabled(isChecked); + } +} |