1080 lines
37 KiB
Java
1080 lines
37 KiB
Java
/*
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* Copyright (C) 2007 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 android.media;
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import android.annotation.SdkConstant;
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import android.annotation.SdkConstant.SdkConstantType;
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import android.content.Context;
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import android.database.ContentObserver;
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import android.os.Binder;
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import android.os.Handler;
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import android.os.IBinder;
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import android.os.RemoteException;
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import android.os.ServiceManager;
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import android.provider.Settings;
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import android.util.Log;
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/**
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* AudioManager provides access to volume and ringer mode control.
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* <p>
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* Use <code>Context.getSystemService(Context.AUDIO_SERVICE)</code> to get
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* an instance of this class.
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*/
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public class AudioManager {
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private final Context mContext;
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private final Handler mHandler;
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// used to listen for updates to the sound effects settings so we don't
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// poll it for every UI sound
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private ContentObserver mContentObserver;
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private static String TAG = "AudioManager";
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private static boolean DEBUG = false;
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private static boolean localLOGV = DEBUG || android.util.Config.LOGV;
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/**
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* Broadcast intent, a hint for applications that audio is about to become
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* 'noisy' due to a change in audio outputs. For example, this intent may
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* be sent when a wired headset is unplugged, or when an A2DP audio
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* sink is disconnected, and the audio system is about to automatically
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* switch audio route to the speaker. Applications that are controlling
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* audio streams may consider pausing, reducing volume or some other action
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* on receipt of this intent so as not to surprise the user with audio
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* from the speaker.
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*/
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@SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION)
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public static final String ACTION_AUDIO_BECOMING_NOISY = "android.media.AUDIO_BECOMING_NOISY";
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/**
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* Sticky broadcast intent action indicating that the ringer mode has
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* changed. Includes the new ringer mode.
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*
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* @see #EXTRA_RINGER_MODE
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*/
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@SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION)
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public static final String RINGER_MODE_CHANGED_ACTION = "android.media.RINGER_MODE_CHANGED";
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/**
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* The new ringer mode.
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*
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* @see #RINGER_MODE_CHANGED_ACTION
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* @see #RINGER_MODE_NORMAL
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* @see #RINGER_MODE_SILENT
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* @see #RINGER_MODE_VIBRATE
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*/
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public static final String EXTRA_RINGER_MODE = "android.media.EXTRA_RINGER_MODE";
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/**
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* Broadcast intent action indicating that the vibrate setting has
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* changed. Includes the vibrate type and its new setting.
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*
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* @see #EXTRA_VIBRATE_TYPE
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* @see #EXTRA_VIBRATE_SETTING
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*/
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@SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION)
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public static final String VIBRATE_SETTING_CHANGED_ACTION = "android.media.VIBRATE_SETTING_CHANGED";
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/**
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* @hide Broadcast intent when the volume for a particular stream type changes.
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* Includes the stream and the new volume
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*
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* @see #EXTRA_VOLUME_STREAM_TYPE
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* @see #EXTRA_VOLUME_STREAM_VALUE
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*/
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@SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION)
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public static final String VOLUME_CHANGED_ACTION = "android.media.VOLUME_CHANGED_ACTION";
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/**
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* The new vibrate setting for a particular type.
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*
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* @see #VIBRATE_SETTING_CHANGED_ACTION
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* @see #EXTRA_VIBRATE_TYPE
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* @see #VIBRATE_SETTING_ON
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* @see #VIBRATE_SETTING_OFF
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* @see #VIBRATE_SETTING_ONLY_SILENT
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*/
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public static final String EXTRA_VIBRATE_SETTING = "android.media.EXTRA_VIBRATE_SETTING";
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/**
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* The vibrate type whose setting has changed.
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*
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* @see #VIBRATE_SETTING_CHANGED_ACTION
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* @see #VIBRATE_TYPE_NOTIFICATION
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* @see #VIBRATE_TYPE_RINGER
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*/
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public static final String EXTRA_VIBRATE_TYPE = "android.media.EXTRA_VIBRATE_TYPE";
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/**
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* @hide The stream type for the volume changed intent.
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*/
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public static final String EXTRA_VOLUME_STREAM_TYPE = "android.media.EXTRA_VOLUME_STREAM_TYPE";
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/**
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* @hide The volume associated with the stream for the volume changed intent.
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*/
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public static final String EXTRA_VOLUME_STREAM_VALUE =
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"android.media.EXTRA_VOLUME_STREAM_VALUE";
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/** The audio stream for phone calls */
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public static final int STREAM_VOICE_CALL = AudioSystem.STREAM_VOICE_CALL;
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/** The audio stream for system sounds */
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public static final int STREAM_SYSTEM = AudioSystem.STREAM_SYSTEM;
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/** The audio stream for the phone ring */
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public static final int STREAM_RING = AudioSystem.STREAM_RING;
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/** The audio stream for music playback */
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public static final int STREAM_MUSIC = AudioSystem.STREAM_MUSIC;
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/** The audio stream for alarms */
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public static final int STREAM_ALARM = AudioSystem.STREAM_ALARM;
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/** The audio stream for notifications */
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public static final int STREAM_NOTIFICATION = AudioSystem.STREAM_NOTIFICATION;
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/** @hide The audio stream for phone calls when connected to bluetooth */
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public static final int STREAM_BLUETOOTH_SCO = AudioSystem.STREAM_BLUETOOTH_SCO;
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/** Number of audio streams */
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/**
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* @deprecated Use AudioSystem.getNumStreamTypes() instead
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*/
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public static final int NUM_STREAMS = AudioSystem.NUM_STREAMS;
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/** @hide Maximum volume index values for audio streams */
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public static final int[] MAX_STREAM_VOLUME = new int[] {
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6, // STREAM_VOICE_CALL
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8, // STREAM_SYSTEM
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8, // STREAM_RING
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16, // STREAM_MUSIC
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8, // STREAM_ALARM
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8, // STREAM_NOTIFICATION
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16, // STREAM_BLUETOOTH_SCO
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};
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/** @hide Default volume index values for audio streams */
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public static final int[] DEFAULT_STREAM_VOLUME = new int[] {
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4, // STREAM_VOICE_CALL
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5, // STREAM_SYSTEM
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5, // STREAM_RING
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11, // STREAM_MUSIC
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6, // STREAM_ALARM
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5, // STREAM_NOTIFICATION
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7 // STREAM_BLUETOOTH_SCO
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};
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/**
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* Increase the ringer volume.
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*
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* @see #adjustVolume(int, int)
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* @see #adjustStreamVolume(int, int, int)
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*/
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public static final int ADJUST_RAISE = 1;
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/**
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* Decrease the ringer volume.
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*
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* @see #adjustVolume(int, int)
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* @see #adjustStreamVolume(int, int, int)
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*/
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public static final int ADJUST_LOWER = -1;
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/**
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* Maintain the previous ringer volume. This may be useful when needing to
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* show the volume toast without actually modifying the volume.
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*
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* @see #adjustVolume(int, int)
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* @see #adjustStreamVolume(int, int, int)
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*/
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public static final int ADJUST_SAME = 0;
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// Flags should be powers of 2!
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/**
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* Show a toast containing the current volume.
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*
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* @see #adjustStreamVolume(int, int, int)
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* @see #adjustVolume(int, int)
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* @see #setStreamVolume(int, int, int)
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* @see #setRingerMode(int)
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*/
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public static final int FLAG_SHOW_UI = 1 << 0;
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/**
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* Whether to include ringer modes as possible options when changing volume.
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* For example, if true and volume level is 0 and the volume is adjusted
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* with {@link #ADJUST_LOWER}, then the ringer mode may switch the silent or
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* vibrate mode.
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* <p>
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* By default this is on for the ring stream. If this flag is included,
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* this behavior will be present regardless of the stream type being
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* affected by the ringer mode.
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*
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* @see #adjustVolume(int, int)
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* @see #adjustStreamVolume(int, int, int)
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*/
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public static final int FLAG_ALLOW_RINGER_MODES = 1 << 1;
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/**
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* Whether to play a sound when changing the volume.
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* <p>
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* If this is given to {@link #adjustVolume(int, int)} or
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* {@link #adjustSuggestedStreamVolume(int, int, int)}, it may be ignored
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* in some cases (for example, the decided stream type is not
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* {@link AudioManager#STREAM_RING}, or the volume is being adjusted
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* downward).
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*
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* @see #adjustStreamVolume(int, int, int)
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* @see #adjustVolume(int, int)
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* @see #setStreamVolume(int, int, int)
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*/
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public static final int FLAG_PLAY_SOUND = 1 << 2;
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/**
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* Removes any sounds/vibrate that may be in the queue, or are playing (related to
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* changing volume).
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*/
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public static final int FLAG_REMOVE_SOUND_AND_VIBRATE = 1 << 3;
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/**
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* Whether to vibrate if going into the vibrate ringer mode.
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*/
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public static final int FLAG_VIBRATE = 1 << 4;
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/**
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* Ringer mode that will be silent and will not vibrate. (This overrides the
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* vibrate setting.)
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*
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* @see #setRingerMode(int)
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* @see #getRingerMode()
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*/
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public static final int RINGER_MODE_SILENT = 0;
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/**
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* Ringer mode that will be silent and will vibrate. (This will cause the
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* phone ringer to always vibrate, but the notification vibrate to only
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* vibrate if set.)
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*
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* @see #setRingerMode(int)
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* @see #getRingerMode()
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*/
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public static final int RINGER_MODE_VIBRATE = 1;
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/**
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* Ringer mode that may be audible and may vibrate. It will be audible if
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* the volume before changing out of this mode was audible. It will vibrate
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* if the vibrate setting is on.
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*
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* @see #setRingerMode(int)
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* @see #getRingerMode()
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*/
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public static final int RINGER_MODE_NORMAL = 2;
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/**
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* Vibrate type that corresponds to the ringer.
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*
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* @see #setVibrateSetting(int, int)
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* @see #getVibrateSetting(int)
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* @see #shouldVibrate(int)
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*/
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public static final int VIBRATE_TYPE_RINGER = 0;
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/**
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* Vibrate type that corresponds to notifications.
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*
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* @see #setVibrateSetting(int, int)
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* @see #getVibrateSetting(int)
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* @see #shouldVibrate(int)
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*/
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public static final int VIBRATE_TYPE_NOTIFICATION = 1;
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/**
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* Vibrate setting that suggests to never vibrate.
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*
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* @see #setVibrateSetting(int, int)
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* @see #getVibrateSetting(int)
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*/
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public static final int VIBRATE_SETTING_OFF = 0;
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/**
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* Vibrate setting that suggests to vibrate when possible.
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*
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* @see #setVibrateSetting(int, int)
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* @see #getVibrateSetting(int)
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*/
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public static final int VIBRATE_SETTING_ON = 1;
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/**
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* Vibrate setting that suggests to only vibrate when in the vibrate ringer
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* mode.
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*
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* @see #setVibrateSetting(int, int)
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* @see #getVibrateSetting(int)
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*/
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public static final int VIBRATE_SETTING_ONLY_SILENT = 2;
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/**
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* Suggests using the default stream type. This may not be used in all
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* places a stream type is needed.
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*/
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public static final int USE_DEFAULT_STREAM_TYPE = Integer.MIN_VALUE;
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private static IAudioService sService;
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/**
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* @hide
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*/
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public AudioManager(Context context) {
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mContext = context;
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mHandler = new Handler(context.getMainLooper());
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}
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private static IAudioService getService()
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{
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if (sService != null) {
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return sService;
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}
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IBinder b = ServiceManager.getService(Context.AUDIO_SERVICE);
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sService = IAudioService.Stub.asInterface(b);
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return sService;
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}
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/**
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* Adjusts the volume of a particular stream by one step in a direction.
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*
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* @param streamType The stream type to adjust. One of {@link #STREAM_VOICE_CALL},
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* {@link #STREAM_SYSTEM}, {@link #STREAM_RING}, {@link #STREAM_MUSIC} or
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* {@link #STREAM_ALARM}
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* @param direction The direction to adjust the volume. One of
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* {@link #ADJUST_LOWER}, {@link #ADJUST_RAISE}, or
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* {@link #ADJUST_SAME}.
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* @param flags One or more flags.
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* @see #adjustVolume(int, int)
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* @see #setStreamVolume(int, int, int)
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*/
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public void adjustStreamVolume(int streamType, int direction, int flags) {
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IAudioService service = getService();
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try {
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service.adjustStreamVolume(streamType, direction, flags);
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} catch (RemoteException e) {
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Log.e(TAG, "Dead object in adjustStreamVolume", e);
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}
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}
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/**
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* Adjusts the volume of the most relevant stream. For example, if a call is
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* active, it will have the highest priority regardless of if the in-call
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* screen is showing. Another example, if music is playing in the background
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* and a call is not active, the music stream will be adjusted.
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*
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* @param direction The direction to adjust the volume. One of
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* {@link #ADJUST_LOWER}, {@link #ADJUST_RAISE}, or
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* {@link #ADJUST_SAME}.
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* @param flags One or more flags.
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* @see #adjustSuggestedStreamVolume(int, int, int)
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* @see #adjustStreamVolume(int, int, int)
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* @see #setStreamVolume(int, int, int)
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*/
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public void adjustVolume(int direction, int flags) {
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IAudioService service = getService();
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try {
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service.adjustVolume(direction, flags);
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} catch (RemoteException e) {
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Log.e(TAG, "Dead object in adjustVolume", e);
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}
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}
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/**
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* Adjusts the volume of the most relevant stream, or the given fallback
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* stream.
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*
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* @param direction The direction to adjust the volume. One of
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* {@link #ADJUST_LOWER}, {@link #ADJUST_RAISE}, or
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* {@link #ADJUST_SAME}.
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* @param suggestedStreamType The stream type that will be used if there
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* isn't a relevant stream. {@link #USE_DEFAULT_STREAM_TYPE} is valid here.
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* @param flags One or more flags.
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* @see #adjustVolume(int, int)
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* @see #adjustStreamVolume(int, int, int)
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* @see #setStreamVolume(int, int, int)
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*/
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public void adjustSuggestedStreamVolume(int direction, int suggestedStreamType, int flags) {
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IAudioService service = getService();
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try {
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service.adjustSuggestedStreamVolume(direction, suggestedStreamType, flags);
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} catch (RemoteException e) {
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Log.e(TAG, "Dead object in adjustVolume", e);
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}
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}
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/**
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* Returns the current ringtone mode.
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*
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* @return The current ringtone mode, one of {@link #RINGER_MODE_NORMAL},
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* {@link #RINGER_MODE_SILENT}, or {@link #RINGER_MODE_VIBRATE}.
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* @see #setRingerMode(int)
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*/
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public int getRingerMode() {
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IAudioService service = getService();
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try {
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return service.getRingerMode();
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} catch (RemoteException e) {
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Log.e(TAG, "Dead object in getRingerMode", e);
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return RINGER_MODE_NORMAL;
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}
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}
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/**
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* Returns the maximum volume index for a particular stream.
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*
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* @param streamType The stream type whose maximum volume index is returned.
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* @return The maximum valid volume index for the stream.
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* @see #getStreamVolume(int)
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*/
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public int getStreamMaxVolume(int streamType) {
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IAudioService service = getService();
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try {
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return service.getStreamMaxVolume(streamType);
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} catch (RemoteException e) {
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Log.e(TAG, "Dead object in getStreamMaxVolume", e);
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return 0;
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}
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}
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/**
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* Returns the current volume index for a particular stream.
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*
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* @param streamType The stream type whose volume index is returned.
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* @return The current volume index for the stream.
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* @see #getStreamMaxVolume(int)
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* @see #setStreamVolume(int, int, int)
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*/
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public int getStreamVolume(int streamType) {
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IAudioService service = getService();
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try {
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return service.getStreamVolume(streamType);
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} catch (RemoteException e) {
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Log.e(TAG, "Dead object in getStreamVolume", e);
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return 0;
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}
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}
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/**
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* Sets the ringer mode.
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* <p>
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* Silent mode will mute the volume and will not vibrate. Vibrate mode will
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* mute the volume and vibrate. Normal mode will be audible and may vibrate
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* according to user settings.
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*
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* @param ringerMode The ringer mode, one of {@link #RINGER_MODE_NORMAL},
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* {@link #RINGER_MODE_SILENT}, or {@link #RINGER_MODE_VIBRATE}.
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* @see #getRingerMode()
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*/
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public void setRingerMode(int ringerMode) {
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IAudioService service = getService();
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try {
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service.setRingerMode(ringerMode);
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} catch (RemoteException e) {
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Log.e(TAG, "Dead object in setRingerMode", e);
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}
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}
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/**
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* Sets the volume index for a particular stream.
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*
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* @param streamType The stream whose volume index should be set.
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* @param index The volume index to set. See
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* {@link #getStreamMaxVolume(int)} for the largest valid value.
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* @param flags One or more flags.
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* @see #getStreamMaxVolume(int)
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* @see #getStreamVolume(int)
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*/
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public void setStreamVolume(int streamType, int index, int flags) {
|
|
IAudioService service = getService();
|
|
try {
|
|
service.setStreamVolume(streamType, index, flags);
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, "Dead object in setStreamVolume", e);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Solo or unsolo a particular stream. All other streams are muted.
|
|
* <p>
|
|
* The solo command is protected against client process death: if a process
|
|
* with an active solo request on a stream dies, all streams that were muted
|
|
* because of this request will be unmuted automatically.
|
|
* <p>
|
|
* The solo requests for a given stream are cumulative: the AudioManager
|
|
* can receive several solo requests from one or more clients and the stream
|
|
* will be unsoloed only when the same number of unsolo requests are received.
|
|
* <p>
|
|
* For a better user experience, applications MUST unsolo a soloed stream
|
|
* in onPause() and solo is again in onResume() if appropriate.
|
|
*
|
|
* @param streamType The stream to be soloed/unsoloed.
|
|
* @param state The required solo state: true for solo ON, false for solo OFF
|
|
*/
|
|
public void setStreamSolo(int streamType, boolean state) {
|
|
IAudioService service = getService();
|
|
try {
|
|
service.setStreamSolo(streamType, state, mICallBack);
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, "Dead object in setStreamSolo", e);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Mute or unmute an audio stream.
|
|
* <p>
|
|
* The mute command is protected against client process death: if a process
|
|
* with an active mute request on a stream dies, this stream will be unmuted
|
|
* automatically.
|
|
* <p>
|
|
* The mute requests for a given stream are cumulative: the AudioManager
|
|
* can receive several mute requests from one or more clients and the stream
|
|
* will be unmuted only when the same number of unmute requests are received.
|
|
* <p>
|
|
* For a better user experience, applications MUST unmute a muted stream
|
|
* in onPause() and mute is again in onResume() if appropriate.
|
|
*
|
|
* @param streamType The stream to be muted/unmuted.
|
|
* @param state The required mute state: true for mute ON, false for mute OFF
|
|
*/
|
|
public void setStreamMute(int streamType, boolean state) {
|
|
IAudioService service = getService();
|
|
try {
|
|
service.setStreamMute(streamType, state, mICallBack);
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, "Dead object in setStreamMute", e);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Returns whether a particular type should vibrate according to user
|
|
* settings and the current ringer mode.
|
|
* <p>
|
|
* This shouldn't be needed by most clients that use notifications to
|
|
* vibrate. The notification manager will not vibrate if the policy doesn't
|
|
* allow it, so the client should always set a vibrate pattern and let the
|
|
* notification manager control whether or not to actually vibrate.
|
|
*
|
|
* @param vibrateType The type of vibrate. One of
|
|
* {@link #VIBRATE_TYPE_NOTIFICATION} or
|
|
* {@link #VIBRATE_TYPE_RINGER}.
|
|
* @return Whether the type should vibrate at the instant this method is
|
|
* called.
|
|
* @see #setVibrateSetting(int, int)
|
|
* @see #getVibrateSetting(int)
|
|
*/
|
|
public boolean shouldVibrate(int vibrateType) {
|
|
IAudioService service = getService();
|
|
try {
|
|
return service.shouldVibrate(vibrateType);
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, "Dead object in shouldVibrate", e);
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Returns whether the user's vibrate setting for a vibrate type.
|
|
* <p>
|
|
* This shouldn't be needed by most clients that want to vibrate, instead
|
|
* see {@link #shouldVibrate(int)}.
|
|
*
|
|
* @param vibrateType The type of vibrate. One of
|
|
* {@link #VIBRATE_TYPE_NOTIFICATION} or
|
|
* {@link #VIBRATE_TYPE_RINGER}.
|
|
* @return The vibrate setting, one of {@link #VIBRATE_SETTING_ON},
|
|
* {@link #VIBRATE_SETTING_OFF}, or
|
|
* {@link #VIBRATE_SETTING_ONLY_SILENT}.
|
|
* @see #setVibrateSetting(int, int)
|
|
* @see #shouldVibrate(int)
|
|
*/
|
|
public int getVibrateSetting(int vibrateType) {
|
|
IAudioService service = getService();
|
|
try {
|
|
return service.getVibrateSetting(vibrateType);
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, "Dead object in getVibrateSetting", e);
|
|
return VIBRATE_SETTING_OFF;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Sets the setting for when the vibrate type should vibrate.
|
|
*
|
|
* @param vibrateType The type of vibrate. One of
|
|
* {@link #VIBRATE_TYPE_NOTIFICATION} or
|
|
* {@link #VIBRATE_TYPE_RINGER}.
|
|
* @param vibrateSetting The vibrate setting, one of
|
|
* {@link #VIBRATE_SETTING_ON},
|
|
* {@link #VIBRATE_SETTING_OFF}, or
|
|
* {@link #VIBRATE_SETTING_ONLY_SILENT}.
|
|
* @see #getVibrateSetting(int)
|
|
* @see #shouldVibrate(int)
|
|
*/
|
|
public void setVibrateSetting(int vibrateType, int vibrateSetting) {
|
|
IAudioService service = getService();
|
|
try {
|
|
service.setVibrateSetting(vibrateType, vibrateSetting);
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, "Dead object in setVibrateSetting", e);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Sets the speakerphone on or off.
|
|
*
|
|
* @param on set <var>true</var> to turn on speakerphone;
|
|
* <var>false</var> to turn it off
|
|
*/
|
|
public void setSpeakerphoneOn(boolean on){
|
|
setRouting(MODE_IN_CALL, on ? ROUTE_SPEAKER : ROUTE_EARPIECE, ROUTE_ALL);
|
|
}
|
|
|
|
/**
|
|
* Checks whether the speakerphone is on or off.
|
|
*
|
|
* @return true if speakerphone is on, false if it's off
|
|
*/
|
|
public boolean isSpeakerphoneOn() {
|
|
return (getRouting(MODE_IN_CALL) & ROUTE_SPEAKER) == 0 ? false : true;
|
|
}
|
|
|
|
/**
|
|
* Sets audio routing to the Bluetooth headset on or off.
|
|
*
|
|
* @param on set <var>true</var> to route SCO (voice) audio to/from Bluetooth
|
|
* headset; <var>false</var> to route audio to/from phone earpiece
|
|
*/
|
|
public void setBluetoothScoOn(boolean on){
|
|
// Don't disable A2DP when turning off SCO.
|
|
// A2DP does not affect in-call routing.
|
|
setRouting(MODE_RINGTONE,
|
|
on ? ROUTE_BLUETOOTH_SCO: ROUTE_SPEAKER, ROUTE_ALL & ~ROUTE_BLUETOOTH_A2DP);
|
|
setRouting(MODE_NORMAL,
|
|
on ? ROUTE_BLUETOOTH_SCO: ROUTE_SPEAKER, ROUTE_ALL & ~ROUTE_BLUETOOTH_A2DP);
|
|
setRouting(MODE_IN_CALL,
|
|
on ? ROUTE_BLUETOOTH_SCO: ROUTE_EARPIECE, ROUTE_ALL);
|
|
}
|
|
|
|
/**
|
|
* Checks whether audio routing to the Bluetooth headset is on or off.
|
|
*
|
|
* @return true if SCO audio is being routed to/from Bluetooth headset;
|
|
* false if otherwise
|
|
*/
|
|
public boolean isBluetoothScoOn() {
|
|
return (getRouting(MODE_IN_CALL) & ROUTE_BLUETOOTH_SCO) == 0 ? false : true;
|
|
}
|
|
|
|
/**
|
|
* Sets A2DP audio routing to the Bluetooth headset on or off.
|
|
*
|
|
* @param on set <var>true</var> to route A2DP audio to/from Bluetooth
|
|
* headset; <var>false</var> disable A2DP audio
|
|
*/
|
|
public void setBluetoothA2dpOn(boolean on){
|
|
// the audio flinger chooses A2DP as a higher priority,
|
|
// so there is no need to disable other routes.
|
|
setRouting(MODE_RINGTONE,
|
|
on ? ROUTE_BLUETOOTH_A2DP: 0, ROUTE_BLUETOOTH_A2DP);
|
|
setRouting(MODE_NORMAL,
|
|
on ? ROUTE_BLUETOOTH_A2DP: 0, ROUTE_BLUETOOTH_A2DP);
|
|
}
|
|
|
|
/**
|
|
* Checks whether A2DP audio routing to the Bluetooth headset is on or off.
|
|
*
|
|
* @return true if A2DP audio is being routed to/from Bluetooth headset;
|
|
* false if otherwise
|
|
*/
|
|
public boolean isBluetoothA2dpOn() {
|
|
return (getRouting(MODE_NORMAL) & ROUTE_BLUETOOTH_A2DP) == 0 ? false : true;
|
|
}
|
|
|
|
/**
|
|
* Sets audio routing to the wired headset on or off.
|
|
*
|
|
* @param on set <var>true</var> to route audio to/from wired
|
|
* headset; <var>false</var> disable wired headset audio
|
|
* @hide
|
|
*/
|
|
public void setWiredHeadsetOn(boolean on){
|
|
// A2DP has higher priority than wired headset, so headset connect/disconnect events
|
|
// should not affect A2DP routing
|
|
setRouting(MODE_NORMAL,
|
|
on ? ROUTE_HEADSET : ROUTE_SPEAKER, ROUTE_ALL & ~ROUTE_BLUETOOTH_A2DP);
|
|
setRouting(MODE_RINGTONE,
|
|
on ? ROUTE_HEADSET | ROUTE_SPEAKER : ROUTE_SPEAKER, ROUTE_ALL & ~ROUTE_BLUETOOTH_A2DP);
|
|
setRouting(MODE_IN_CALL,
|
|
on ? ROUTE_HEADSET : ROUTE_EARPIECE, ROUTE_ALL);
|
|
}
|
|
|
|
/**
|
|
* Checks whether audio routing to the wired headset is on or off.
|
|
*
|
|
* @return true if audio is being routed to/from wired headset;
|
|
* false if otherwise
|
|
* @hide
|
|
*/
|
|
public boolean isWiredHeadsetOn() {
|
|
return (getRouting(MODE_NORMAL) & ROUTE_HEADSET) == 0 ? false : true;
|
|
}
|
|
|
|
/**
|
|
* Sets the microphone mute on or off.
|
|
*
|
|
* @param on set <var>true</var> to mute the microphone;
|
|
* <var>false</var> to turn mute off
|
|
*/
|
|
public void setMicrophoneMute(boolean on){
|
|
IAudioService service = getService();
|
|
try {
|
|
service.setMicrophoneMute(on);
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, "Dead object in setMicrophoneMute", e);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Checks whether the microphone mute is on or off.
|
|
*
|
|
* @return true if microphone is muted, false if it's not
|
|
*/
|
|
public boolean isMicrophoneMute() {
|
|
IAudioService service = getService();
|
|
try {
|
|
return service.isMicrophoneMute();
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, "Dead object in isMicrophoneMute", e);
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Sets the audio mode.
|
|
*
|
|
* @param mode the requested audio mode (NORMAL, RINGTONE, or IN_CALL).
|
|
* Informs the HAL about the current audio state so that
|
|
* it can route the audio appropriately.
|
|
*/
|
|
public void setMode(int mode) {
|
|
IAudioService service = getService();
|
|
try {
|
|
service.setMode(mode);
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, "Dead object in setMode", e);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Returns the current audio mode.
|
|
*
|
|
* @return the current audio mode (NORMAL, RINGTONE, or IN_CALL).
|
|
* Returns the current current audio state from the HAL.
|
|
*/
|
|
public int getMode() {
|
|
IAudioService service = getService();
|
|
try {
|
|
return service.getMode();
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, "Dead object in getMode", e);
|
|
return MODE_INVALID;
|
|
}
|
|
}
|
|
|
|
/* modes for setMode/getMode/setRoute/getRoute */
|
|
/**
|
|
* Audio harware modes.
|
|
*/
|
|
/**
|
|
* Invalid audio mode.
|
|
*/
|
|
public static final int MODE_INVALID = AudioSystem.MODE_INVALID;
|
|
/**
|
|
* Current audio mode. Used to apply audio routing to current mode.
|
|
*/
|
|
public static final int MODE_CURRENT = AudioSystem.MODE_CURRENT;
|
|
/**
|
|
* Normal audio mode: not ringing and no call established.
|
|
*/
|
|
public static final int MODE_NORMAL = AudioSystem.MODE_NORMAL;
|
|
/**
|
|
* Ringing audio mode. An incoming is being signaled.
|
|
*/
|
|
public static final int MODE_RINGTONE = AudioSystem.MODE_RINGTONE;
|
|
/**
|
|
* In call audio mode. A call is established.
|
|
*/
|
|
public static final int MODE_IN_CALL = AudioSystem.MODE_IN_CALL;
|
|
|
|
/* Routing bits for setRouting/getRouting API */
|
|
/**
|
|
* Routing audio output to earpiece
|
|
*/
|
|
public static final int ROUTE_EARPIECE = AudioSystem.ROUTE_EARPIECE;
|
|
/**
|
|
* Routing audio output to spaker
|
|
*/
|
|
public static final int ROUTE_SPEAKER = AudioSystem.ROUTE_SPEAKER;
|
|
/**
|
|
* @deprecated use {@link #ROUTE_BLUETOOTH_SCO}
|
|
*/
|
|
@Deprecated public static final int ROUTE_BLUETOOTH = AudioSystem.ROUTE_BLUETOOTH_SCO;
|
|
/**
|
|
* Routing audio output to bluetooth SCO
|
|
*/
|
|
public static final int ROUTE_BLUETOOTH_SCO = AudioSystem.ROUTE_BLUETOOTH_SCO;
|
|
/**
|
|
* Routing audio output to headset
|
|
*/
|
|
public static final int ROUTE_HEADSET = AudioSystem.ROUTE_HEADSET;
|
|
/**
|
|
* Routing audio output to bluetooth A2DP
|
|
*/
|
|
public static final int ROUTE_BLUETOOTH_A2DP = AudioSystem.ROUTE_BLUETOOTH_A2DP;
|
|
/**
|
|
* Used for mask parameter of {@link #setRouting(int,int,int)}.
|
|
*/
|
|
public static final int ROUTE_ALL = AudioSystem.ROUTE_ALL;
|
|
|
|
/**
|
|
* Sets the audio routing for a specified mode
|
|
*
|
|
* @param mode audio mode to change route. E.g., MODE_RINGTONE.
|
|
* @param routes bit vector of routes requested, created from one or
|
|
* more of ROUTE_xxx types. Set bits indicate that route should be on
|
|
* @param mask bit vector of routes to change, created from one or more of
|
|
* ROUTE_xxx types. Unset bits indicate the route should be left unchanged
|
|
*/
|
|
public void setRouting(int mode, int routes, int mask) {
|
|
IAudioService service = getService();
|
|
try {
|
|
service.setRouting(mode, routes, mask);
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, "Dead object in setRouting", e);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Returns the current audio routing bit vector for a specified mode.
|
|
*
|
|
* @param mode audio mode to get route (e.g., MODE_RINGTONE)
|
|
* @return an audio route bit vector that can be compared with ROUTE_xxx
|
|
* bits
|
|
*/
|
|
public int getRouting(int mode) {
|
|
IAudioService service = getService();
|
|
try {
|
|
return service.getRouting(mode);
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, "Dead object in getRouting", e);
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Checks whether any music is active.
|
|
*
|
|
* @return true if any music tracks are active.
|
|
*/
|
|
public boolean isMusicActive() {
|
|
IAudioService service = getService();
|
|
try {
|
|
return service.isMusicActive();
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, "Dead object in isMusicActive", e);
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Sets a generic audio configuration parameter. The use of these parameters
|
|
* are platform dependant, see libaudio
|
|
*
|
|
* ** Temporary interface - DO NOT USE
|
|
*
|
|
* TODO: Replace with a more generic key:value get/set mechanism
|
|
*
|
|
* param key name of parameter to set. Must not be null.
|
|
* param value value of parameter. Must not be null.
|
|
*/
|
|
/**
|
|
* @hide
|
|
*/
|
|
public void setParameter(String key, String value) {
|
|
IAudioService service = getService();
|
|
try {
|
|
service.setParameter(key, value);
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, "Dead object in setParameter", e);
|
|
}
|
|
}
|
|
|
|
/* Sound effect identifiers */
|
|
/**
|
|
* Keyboard and direction pad click sound
|
|
* @see #playSoundEffect(int)
|
|
*/
|
|
public static final int FX_KEY_CLICK = 0;
|
|
/**
|
|
* Focus has moved up
|
|
* @see #playSoundEffect(int)
|
|
*/
|
|
public static final int FX_FOCUS_NAVIGATION_UP = 1;
|
|
/**
|
|
* Focus has moved down
|
|
* @see #playSoundEffect(int)
|
|
*/
|
|
public static final int FX_FOCUS_NAVIGATION_DOWN = 2;
|
|
/**
|
|
* Focus has moved left
|
|
* @see #playSoundEffect(int)
|
|
*/
|
|
public static final int FX_FOCUS_NAVIGATION_LEFT = 3;
|
|
/**
|
|
* Focus has moved right
|
|
* @see #playSoundEffect(int)
|
|
*/
|
|
public static final int FX_FOCUS_NAVIGATION_RIGHT = 4;
|
|
/**
|
|
* IME standard keypress sound
|
|
* @see #playSoundEffect(int)
|
|
*/
|
|
public static final int FX_KEYPRESS_STANDARD = 5;
|
|
/**
|
|
* IME spacebar keypress sound
|
|
* @see #playSoundEffect(int)
|
|
*/
|
|
public static final int FX_KEYPRESS_SPACEBAR = 6;
|
|
/**
|
|
* IME delete keypress sound
|
|
* @see #playSoundEffect(int)
|
|
*/
|
|
public static final int FX_KEYPRESS_DELETE = 7;
|
|
/**
|
|
* IME return_keypress sound
|
|
* @see #playSoundEffect(int)
|
|
*/
|
|
public static final int FX_KEYPRESS_RETURN = 8;
|
|
/**
|
|
* @hide Number of sound effects
|
|
*/
|
|
public static final int NUM_SOUND_EFFECTS = 9;
|
|
|
|
/**
|
|
* Plays a sound effect (Key clicks, lid open/close...)
|
|
* @param effectType The type of sound effect. One of
|
|
* {@link #FX_KEY_CLICK},
|
|
* {@link #FX_FOCUS_NAVIGATION_UP},
|
|
* {@link #FX_FOCUS_NAVIGATION_DOWN},
|
|
* {@link #FX_FOCUS_NAVIGATION_LEFT},
|
|
* {@link #FX_FOCUS_NAVIGATION_RIGHT},
|
|
* {@link #FX_KEYPRESS_STANDARD},
|
|
* {@link #FX_KEYPRESS_SPACEBAR},
|
|
* {@link #FX_KEYPRESS_DELETE},
|
|
* {@link #FX_KEYPRESS_RETURN},
|
|
* NOTE: This version uses the UI settings to determine
|
|
* whether sounds are heard or not.
|
|
*/
|
|
public void playSoundEffect(int effectType) {
|
|
if (effectType < 0 || effectType >= NUM_SOUND_EFFECTS) {
|
|
return;
|
|
}
|
|
|
|
if (!querySoundEffectsEnabled()) {
|
|
return;
|
|
}
|
|
|
|
IAudioService service = getService();
|
|
try {
|
|
service.playSoundEffect(effectType);
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, "Dead object in playSoundEffect"+e);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Plays a sound effect (Key clicks, lid open/close...)
|
|
* @param effectType The type of sound effect. One of
|
|
* {@link #FX_KEY_CLICK},
|
|
* {@link #FX_FOCUS_NAVIGATION_UP},
|
|
* {@link #FX_FOCUS_NAVIGATION_DOWN},
|
|
* {@link #FX_FOCUS_NAVIGATION_LEFT},
|
|
* {@link #FX_FOCUS_NAVIGATION_RIGHT},
|
|
* {@link #FX_KEYPRESS_STANDARD},
|
|
* {@link #FX_KEYPRESS_SPACEBAR},
|
|
* {@link #FX_KEYPRESS_DELETE},
|
|
* {@link #FX_KEYPRESS_RETURN},
|
|
* @param volume Sound effect volume
|
|
* NOTE: This version is for applications that have their own
|
|
* settings panel for enabling and controlling volume.
|
|
*/
|
|
public void playSoundEffect(int effectType, float volume) {
|
|
if (effectType < 0 || effectType >= NUM_SOUND_EFFECTS) {
|
|
return;
|
|
}
|
|
|
|
IAudioService service = getService();
|
|
try {
|
|
service.playSoundEffectVolume(effectType, volume);
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, "Dead object in playSoundEffect"+e);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Settings has an in memory cache, so this is fast.
|
|
*/
|
|
private boolean querySoundEffectsEnabled() {
|
|
return Settings.System.getInt(mContext.getContentResolver(), Settings.System.SOUND_EFFECTS_ENABLED, 0) != 0;
|
|
}
|
|
|
|
|
|
/**
|
|
* Load Sound effects.
|
|
* This method must be called when sound effects are enabled.
|
|
*/
|
|
public void loadSoundEffects() {
|
|
IAudioService service = getService();
|
|
try {
|
|
service.loadSoundEffects();
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, "Dead object in loadSoundEffects"+e);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Unload Sound effects.
|
|
* This method can be called to free some memory when
|
|
* sound effects are disabled.
|
|
*/
|
|
public void unloadSoundEffects() {
|
|
IAudioService service = getService();
|
|
try {
|
|
service.unloadSoundEffects();
|
|
} catch (RemoteException e) {
|
|
Log.e(TAG, "Dead object in unloadSoundEffects"+e);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* {@hide}
|
|
*/
|
|
private IBinder mICallBack = new Binder();
|
|
}
|