288 lines
13 KiB
Java
288 lines
13 KiB
Java
/*
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* Copyright (C) 2013 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.inputmethod.latin;
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import android.content.Context;
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import android.content.SharedPreferences;
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import android.content.pm.ApplicationInfo;
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import android.content.res.Resources;
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import android.preference.PreferenceManager;
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import com.android.inputmethod.latin.LocaleUtils.RunInLocale;
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import java.util.HashMap;
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import java.util.Locale;
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public final class Settings implements SharedPreferences.OnSharedPreferenceChangeListener {
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// In the same order as xml/prefs.xml
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public static final String PREF_GENERAL_SETTINGS = "general_settings";
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public static final String PREF_AUTO_CAP = "auto_cap";
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public static final String PREF_VIBRATE_ON = "vibrate_on";
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public static final String PREF_SOUND_ON = "sound_on";
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public static final String PREF_POPUP_ON = "popup_on";
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public static final String PREF_VOICE_MODE = "voice_mode";
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public static final String PREF_CORRECTION_SETTINGS = "correction_settings";
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public static final String PREF_CONFIGURE_DICTIONARIES_KEY = "configure_dictionaries_key";
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public static final String PREF_AUTO_CORRECTION_THRESHOLD = "auto_correction_threshold";
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public static final String PREF_SHOW_SUGGESTIONS_SETTING = "show_suggestions_setting";
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public static final String PREF_MISC_SETTINGS = "misc_settings";
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public static final String PREF_LAST_USER_DICTIONARY_WRITE_TIME =
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"last_user_dictionary_write_time";
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public static final String PREF_ADVANCED_SETTINGS = "pref_advanced_settings";
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public static final String PREF_KEY_USE_CONTACTS_DICT = "pref_key_use_contacts_dict";
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public static final String PREF_KEY_USE_DOUBLE_SPACE_PERIOD =
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"pref_key_use_double_space_period";
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public static final String PREF_SHOW_LANGUAGE_SWITCH_KEY =
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"pref_show_language_switch_key";
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public static final String PREF_INCLUDE_OTHER_IMES_IN_LANGUAGE_SWITCH_LIST =
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"pref_include_other_imes_in_language_switch_list";
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public static final String PREF_CUSTOM_INPUT_STYLES = "custom_input_styles";
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public static final String PREF_KEY_PREVIEW_POPUP_DISMISS_DELAY =
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"pref_key_preview_popup_dismiss_delay";
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public static final String PREF_BIGRAM_PREDICTIONS = "next_word_prediction";
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public static final String PREF_GESTURE_SETTINGS = "gesture_typing_settings";
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public static final String PREF_GESTURE_INPUT = "gesture_input";
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public static final String PREF_SLIDING_KEY_INPUT_PREVIEW = "pref_sliding_key_input_preview";
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public static final String PREF_KEY_LONGPRESS_TIMEOUT = "pref_key_longpress_timeout";
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public static final String PREF_VIBRATION_DURATION_SETTINGS =
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"pref_vibration_duration_settings";
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public static final String PREF_KEYPRESS_SOUND_VOLUME =
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"pref_keypress_sound_volume";
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public static final String PREF_GESTURE_PREVIEW_TRAIL = "pref_gesture_preview_trail";
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public static final String PREF_GESTURE_FLOATING_PREVIEW_TEXT =
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"pref_gesture_floating_preview_text";
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public static final String PREF_SHOW_SETUP_WIZARD_ICON = "pref_show_setup_wizard_icon";
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public static final String PREF_INPUT_LANGUAGE = "input_language";
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public static final String PREF_SELECTED_LANGUAGES = "selected_languages";
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public static final String PREF_DEBUG_SETTINGS = "debug_settings";
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public static final String PREF_KEY_IS_INTERNAL = "pref_key_is_internal";
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// This preference key is deprecated. Use {@link #PREF_SHOW_LANGUAGE_SWITCH_KEY} instead.
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// This is being used only for the backward compatibility.
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private static final String PREF_SUPPRESS_LANGUAGE_SWITCH_KEY =
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"pref_suppress_language_switch_key";
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public static final String PREF_SEND_FEEDBACK = "send_feedback";
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private Resources mRes;
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private SharedPreferences mPrefs;
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private Locale mCurrentLocale;
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private SettingsValues mSettingsValues;
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private static final Settings sInstance = new Settings();
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public static Settings getInstance() {
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return sInstance;
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}
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public static void init(final Context context) {
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sInstance.onCreate(context);
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}
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private Settings() {
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// Intentional empty constructor for singleton.
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}
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private void onCreate(final Context context) {
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mRes = context.getResources();
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mPrefs = PreferenceManager.getDefaultSharedPreferences(context);
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mPrefs.registerOnSharedPreferenceChangeListener(this);
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}
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public void onDestroy() {
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mPrefs.unregisterOnSharedPreferenceChangeListener(this);
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}
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@Override
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public void onSharedPreferenceChanged(final SharedPreferences prefs, final String key) {
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loadSettings(mCurrentLocale, mSettingsValues.mInputAttributes);
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}
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public void loadSettings(final Locale locale, final InputAttributes inputAttributes) {
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mCurrentLocale = locale;
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final SharedPreferences prefs = mPrefs;
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final RunInLocale<SettingsValues> job = new RunInLocale<SettingsValues>() {
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@Override
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protected SettingsValues job(final Resources res) {
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return new SettingsValues(prefs, res, inputAttributes);
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}
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};
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mSettingsValues = job.runInLocale(mRes, locale);
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}
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// TODO: Remove this method and add proxy method to SettingsValues.
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public SettingsValues getCurrent() {
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return mSettingsValues;
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}
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public boolean isInternal() {
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return mSettingsValues.mIsInternal;
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}
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// Accessed from the settings interface, hence public
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public static boolean readKeypressSoundEnabled(final SharedPreferences prefs,
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final Resources res) {
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return prefs.getBoolean(Settings.PREF_SOUND_ON,
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res.getBoolean(R.bool.config_default_sound_enabled));
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}
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public static boolean readVibrationEnabled(final SharedPreferences prefs,
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final Resources res) {
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final boolean hasVibrator = AudioAndHapticFeedbackManager.getInstance().hasVibrator();
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return hasVibrator && prefs.getBoolean(PREF_VIBRATE_ON,
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res.getBoolean(R.bool.config_default_vibration_enabled));
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}
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public static boolean readAutoCorrectEnabled(final String currentAutoCorrectionSetting,
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final Resources res) {
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final String autoCorrectionOff = res.getString(
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R.string.auto_correction_threshold_mode_index_off);
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return !currentAutoCorrectionSetting.equals(autoCorrectionOff);
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}
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public static boolean readFromBuildConfigIfGestureInputEnabled(final Resources res) {
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return res.getBoolean(R.bool.config_gesture_input_enabled_by_build_config);
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}
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public static boolean readGestureInputEnabled(final SharedPreferences prefs,
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final Resources res) {
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return readFromBuildConfigIfGestureInputEnabled(res)
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&& prefs.getBoolean(Settings.PREF_GESTURE_INPUT, true);
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}
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public static boolean readFromBuildConfigIfToShowKeyPreviewPopupSettingsOption(
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final Resources res) {
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return res.getBoolean(R.bool.config_enable_show_option_of_key_preview_popup);
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}
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public static boolean readKeyPreviewPopupEnabled(final SharedPreferences prefs,
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final Resources res) {
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final boolean defaultKeyPreviewPopup = res.getBoolean(
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R.bool.config_default_key_preview_popup);
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if (!readFromBuildConfigIfToShowKeyPreviewPopupSettingsOption(res)) {
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return defaultKeyPreviewPopup;
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}
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return prefs.getBoolean(PREF_POPUP_ON, defaultKeyPreviewPopup);
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}
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public static int readKeyPreviewPopupDismissDelay(final SharedPreferences prefs,
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final Resources res) {
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return Integer.parseInt(prefs.getString(PREF_KEY_PREVIEW_POPUP_DISMISS_DELAY,
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Integer.toString(res.getInteger(
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R.integer.config_key_preview_linger_timeout))));
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}
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public static boolean readShowsLanguageSwitchKey(final SharedPreferences prefs) {
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if (prefs.contains(PREF_SUPPRESS_LANGUAGE_SWITCH_KEY)) {
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final boolean suppressLanguageSwitchKey = prefs.getBoolean(
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PREF_SUPPRESS_LANGUAGE_SWITCH_KEY, false);
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final SharedPreferences.Editor editor = prefs.edit();
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editor.remove(PREF_SUPPRESS_LANGUAGE_SWITCH_KEY);
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editor.putBoolean(PREF_SHOW_LANGUAGE_SWITCH_KEY, !suppressLanguageSwitchKey);
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editor.apply();
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}
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return prefs.getBoolean(PREF_SHOW_LANGUAGE_SWITCH_KEY, true);
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}
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public static String readPrefAdditionalSubtypes(final SharedPreferences prefs,
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final Resources res) {
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final String predefinedPrefSubtypes = AdditionalSubtype.createPrefSubtypes(
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res.getStringArray(R.array.predefined_subtypes));
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return prefs.getString(PREF_CUSTOM_INPUT_STYLES, predefinedPrefSubtypes);
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}
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public static void writePrefAdditionalSubtypes(final SharedPreferences prefs,
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final String prefSubtypes) {
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prefs.edit().putString(Settings.PREF_CUSTOM_INPUT_STYLES, prefSubtypes).apply();
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}
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public static float readKeypressSoundVolume(final SharedPreferences prefs,
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final Resources res) {
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final float volume = prefs.getFloat(PREF_KEYPRESS_SOUND_VOLUME, -1.0f);
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return (volume >= 0) ? volume : readDefaultKeypressSoundVolume(res);
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}
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public static float readDefaultKeypressSoundVolume(final Resources res) {
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return Float.parseFloat(
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ResourceUtils.getDeviceOverrideValue(res, R.array.keypress_volumes));
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}
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public static int readKeyLongpressTimeout(final SharedPreferences prefs,
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final Resources res) {
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final int ms = prefs.getInt(PREF_KEY_LONGPRESS_TIMEOUT, -1);
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return (ms >= 0) ? ms : readDefaultKeyLongpressTimeout(res);
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}
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public static int readDefaultKeyLongpressTimeout(final Resources res) {
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return res.getInteger(R.integer.config_default_longpress_key_timeout);
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}
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public static int readKeypressVibrationDuration(final SharedPreferences prefs,
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final Resources res) {
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final int ms = prefs.getInt(PREF_VIBRATION_DURATION_SETTINGS, -1);
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return (ms >= 0) ? ms : readDefaultKeypressVibrationDuration(res);
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}
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public static int readDefaultKeypressVibrationDuration(final Resources res) {
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return Integer.parseInt(
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ResourceUtils.getDeviceOverrideValue(res, R.array.keypress_vibration_durations));
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}
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public static boolean readUsabilityStudyMode(final SharedPreferences prefs) {
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return prefs.getBoolean(DebugSettings.PREF_USABILITY_STUDY_MODE, true);
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}
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public static long readLastUserHistoryWriteTime(final SharedPreferences prefs,
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final String locale) {
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final String str = prefs.getString(PREF_LAST_USER_DICTIONARY_WRITE_TIME, "");
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final HashMap<String, Long> map = LocaleUtils.localeAndTimeStrToHashMap(str);
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if (map.containsKey(locale)) {
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return map.get(locale);
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}
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return 0;
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}
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public static void writeLastUserHistoryWriteTime(final SharedPreferences prefs,
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final String locale) {
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final String oldStr = prefs.getString(PREF_LAST_USER_DICTIONARY_WRITE_TIME, "");
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final HashMap<String, Long> map = LocaleUtils.localeAndTimeStrToHashMap(oldStr);
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map.put(locale, System.currentTimeMillis());
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final String newStr = LocaleUtils.localeAndTimeHashMapToStr(map);
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prefs.edit().putString(PREF_LAST_USER_DICTIONARY_WRITE_TIME, newStr).apply();
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}
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public static boolean readUseFullscreenMode(final Resources res) {
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return res.getBoolean(R.bool.config_use_fullscreen_mode);
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}
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public static boolean readShowSetupWizardIcon(final SharedPreferences prefs,
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final Context context) {
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if (!prefs.contains(Settings.PREF_SHOW_SETUP_WIZARD_ICON)) {
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final ApplicationInfo appInfo = context.getApplicationInfo();
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final boolean isApplicationInSystemImage =
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(appInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0;
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// Default value
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return !isApplicationInSystemImage;
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}
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return prefs.getBoolean(Settings.PREF_SHOW_SETUP_WIZARD_ICON, false);
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}
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public static boolean isInternal(final SharedPreferences prefs) {
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return prefs.getBoolean(Settings.PREF_KEY_IS_INTERNAL, false);
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}
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}
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