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      1 /*
      2  * Copyright (C) 2009 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License"); you may not
      5  * use this file except in compliance with the License. You may obtain a copy of
      6  * the License at
      7  *
      8  * http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
     12  * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
     13  * License for the specific language governing permissions and limitations under
     14  * the License.
     15  */
     16 
     17 package com.android.inputmethod.deprecated.voice;
     18 
     19 import android.content.ContentResolver;
     20 import android.provider.Settings;
     21 
     22 /**
     23  * Utility for retrieving settings from Settings.Secure.
     24  */
     25 public class SettingsUtil {
     26     /**
     27      * A whitespace-separated list of supported locales for voice input from the keyboard.
     28      */
     29     public static final String LATIN_IME_VOICE_INPUT_SUPPORTED_LOCALES =
     30             "latin_ime_voice_input_supported_locales";
     31 
     32     /**
     33      * A whitespace-separated list of recommended app packages for voice input from the
     34      * keyboard.
     35      */
     36     public static final String LATIN_IME_VOICE_INPUT_RECOMMENDED_PACKAGES =
     37             "latin_ime_voice_input_recommended_packages";
     38 
     39     /**
     40      * The maximum number of unique days to show the swipe hint for voice input.
     41      */
     42     public static final String LATIN_IME_VOICE_INPUT_SWIPE_HINT_MAX_DAYS =
     43             "latin_ime_voice_input_swipe_hint_max_days";
     44 
     45     /**
     46      * The maximum number of times to show the punctuation hint for voice input.
     47      */
     48     public static final String LATIN_IME_VOICE_INPUT_PUNCTUATION_HINT_MAX_DISPLAYS =
     49             "latin_ime_voice_input_punctuation_hint_max_displays";
     50 
     51     /**
     52      * Endpointer parameters for voice input from the keyboard.
     53      */
     54     public static final String LATIN_IME_SPEECH_MINIMUM_LENGTH_MILLIS =
     55             "latin_ime_speech_minimum_length_millis";
     56     public static final String LATIN_IME_SPEECH_INPUT_COMPLETE_SILENCE_LENGTH_MILLIS =
     57             "latin_ime_speech_input_complete_silence_length_millis";
     58     public static final String LATIN_IME_SPEECH_INPUT_POSSIBLY_COMPLETE_SILENCE_LENGTH_MILLIS =
     59             "latin_ime_speech_input_possibly_complete_silence_length_millis";
     60 
     61     /**
     62      * Min and max volume levels that can be displayed on the "speak now" screen.
     63      */
     64     public static final String LATIN_IME_MIN_MICROPHONE_LEVEL =
     65             "latin_ime_min_microphone_level";
     66     public static final String LATIN_IME_MAX_MICROPHONE_LEVEL =
     67             "latin_ime_max_microphone_level";
     68 
     69     /**
     70      * The number of sentence-level alternates to request of the server.
     71      */
     72     public static final String LATIN_IME_MAX_VOICE_RESULTS = "latin_ime_max_voice_results";
     73 
     74     /**
     75      * Get a string-valued setting.
     76      *
     77      * @param cr The content resolver to use
     78      * @param key The setting to look up
     79      * @param defaultValue The default value to use if none can be found
     80      * @return The value of the setting, or defaultValue if it couldn't be found
     81      */
     82     public static String getSettingsString(ContentResolver cr, String key, String defaultValue) {
     83         String result = Settings.Secure.getString(cr, key);
     84         return (result == null) ? defaultValue : result;
     85     }
     86 
     87     /**
     88      * Get an int-valued setting.
     89      *
     90      * @param cr The content resolver to use
     91      * @param key The setting to look up
     92      * @param defaultValue The default value to use if the setting couldn't be found or parsed
     93      * @return The value of the setting, or defaultValue if it couldn't be found or parsed
     94      */
     95     public static int getSettingsInt(ContentResolver cr, String key, int defaultValue) {
     96         return Settings.Secure.getInt(cr, key, defaultValue);
     97     }
     98 
     99     /**
    100      * Get a float-valued setting.
    101      *
    102      * @param cr The content resolver to use
    103      * @param key The setting to look up
    104      * @param defaultValue The default value to use if the setting couldn't be found or parsed
    105      * @return The value of the setting, or defaultValue if it couldn't be found or parsed
    106      */
    107     public static float getSettingsFloat(ContentResolver cr, String key, float defaultValue) {
    108         return Settings.Secure.getFloat(cr, key, defaultValue);
    109     }
    110 }
    111