| /* |
| * Copyright (C) 2010 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.common.speech; |
| |
| /** |
| * Utilities for voice recognition implementations. |
| * |
| * @see android.speech.RecognitionService |
| * @see android.speech.RecognizerIntent |
| */ |
| public class Recognition { |
| |
| /** |
| * The key to the extra in the Bundle returned by |
| * android.speech.RecognizerIntent#ACTION_GET_LANGUAGE_DETAILS |
| * which is an ArrayList of CharSequences which are hints that can be shown to |
| * the user for voice actions currently supported by voice search for the user's current |
| * language preference for voice search (i.e., the one defined in the extra |
| * android.speech.RecognizerIntent#EXTRA_LANGUAGE_PREFERENCE). |
| * |
| * If this is paired with EXTRA_HINT_CONTEXT, should return a set of hints that are |
| * appropriate for the provided context. |
| * |
| * The CharSequences are SpannedStrings and will contain segments wrapped in |
| * <annotation action="true"></annotation>. This is to indicate the section of the text |
| * which represents the voice action, to be highlighted in the UI if so desired. |
| */ |
| public static final String EXTRA_HINT_STRINGS = "android.speech.extra.HINT_STRINGS"; |
| |
| /** |
| * The key to an extra to be included in the request intent for |
| * android.speech.RecognizerIntent#ACTION_GET_LANGUAGE_DETAILS. |
| * Should be an int of one of the values defined below. If an |
| * unknown int value is provided, it should be ignored. |
| */ |
| public static final String EXTRA_HINT_CONTEXT = "android.speech.extra.HINT_CONTEXT"; |
| |
| /** |
| * A set of values for EXTRA_HINT_CONTEXT. |
| */ |
| public static final int HINT_CONTEXT_UNKNOWN = 0; |
| public static final int HINT_CONTEXT_VOICE_SEARCH_HELP = 1; |
| public static final int HINT_CONTEXT_CAR_HOME = 2; |
| public static final int HINT_CONTEXT_LAUNCHER = 3; |
| |
| private Recognition() { } // don't instantiate |
| } |