diff options
Diffstat (limited to 'java/src/com/android/inputmethod/latin/Settings.java')
| -rw-r--r-- | java/src/com/android/inputmethod/latin/Settings.java | 187 |
1 files changed, 187 insertions, 0 deletions
diff --git a/java/src/com/android/inputmethod/latin/Settings.java b/java/src/com/android/inputmethod/latin/Settings.java index 42b0fadc2..5eb365774 100644 --- a/java/src/com/android/inputmethod/latin/Settings.java +++ b/java/src/com/android/inputmethod/latin/Settings.java @@ -25,9 +25,11 @@ import com.android.inputmethod.compat.VibratorCompatWrapper; import android.app.AlertDialog; import android.app.Dialog; import android.app.backup.BackupManager; +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; @@ -43,6 +45,7 @@ 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 @@ -79,6 +82,190 @@ public class Settings extends PreferenceActivity // Dialog ids private static final int VOICE_INPUT_CONFIRM_DIALOG = 0; + public static class Values { + // From resources: + public final boolean mEnableShowSubtypeSettings; + 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 mPopupOn; // Warning : this escapes through LatinIME#isPopupOn + 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 Values(final SharedPreferences prefs, final Context context, + final String localeStr) { + final Resources res = context.getResources(); + final Locale savedLocale; + if (null != localeStr) { + final Locale keyboardLocale = new Locale(localeStr); + savedLocale = Utils.setSystemLocale(res, keyboardLocale); + } else { + savedLocale = null; + } + + // Get the resources + mEnableShowSubtypeSettings = res.getBoolean( + R.bool.config_enable_show_subtype_settings); + 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)); + + mPopupOn = isPopupEnabled(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); + } + + 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); + } + private static boolean isPopupEnabled(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_POPUP_ON, + resources.getBoolean(R.bool.config_default_popup_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; 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