| /* |
| * Copyright (C) 2007 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 android.view; |
| |
| import com.android.internal.R; |
| |
| import android.app.AlertDialog; |
| import android.app.Dialog; |
| import android.content.DialogInterface.OnDismissListener; |
| import android.content.BroadcastReceiver; |
| import android.content.Context; |
| import android.content.DialogInterface; |
| import android.content.Intent; |
| import android.content.IntentFilter; |
| import android.content.res.Resources; |
| import android.media.AudioManager; |
| import android.media.AudioService; |
| import android.media.AudioSystem; |
| import android.media.RingtoneManager; |
| import android.media.ToneGenerator; |
| import android.media.VolumeController; |
| import android.net.Uri; |
| import android.os.Handler; |
| import android.os.Message; |
| import android.os.Vibrator; |
| import android.util.Log; |
| import android.view.WindowManager.LayoutParams; |
| import android.widget.ImageView; |
| import android.widget.SeekBar; |
| import android.widget.SeekBar.OnSeekBarChangeListener; |
| |
| import java.util.HashMap; |
| |
| /** |
| * Handle the volume up and down keys. |
| * |
| * This code really should be moved elsewhere. |
| * |
| * Seriously, it really really should be moved elsewhere. This is used by |
| * android.media.AudioService, which actually runs in the system process, to |
| * show the volume dialog when the user changes the volume. What a mess. |
| * |
| * @hide |
| */ |
| public class VolumePanel extends Handler implements OnSeekBarChangeListener, View.OnClickListener, |
| VolumeController |
| { |
| private static final String TAG = "VolumePanel"; |
| private static boolean LOGD = false; |
| |
| /** |
| * The delay before playing a sound. This small period exists so the user |
| * can press another key (non-volume keys, too) to have it NOT be audible. |
| * <p> |
| * PhoneWindow will implement this part. |
| */ |
| public static final int PLAY_SOUND_DELAY = 300; |
| |
| /** |
| * The delay before vibrating. This small period exists so if the user is |
| * moving to silent mode, it will not emit a short vibrate (it normally |
| * would since vibrate is between normal mode and silent mode using hardware |
| * keys). |
| */ |
| public static final int VIBRATE_DELAY = 300; |
| |
| private static final int VIBRATE_DURATION = 300; |
| private static final int BEEP_DURATION = 150; |
| private static final int MAX_VOLUME = 100; |
| private static final int FREE_DELAY = 10000; |
| private static final int TIMEOUT_DELAY = 3000; |
| |
| private static final int MSG_VOLUME_CHANGED = 0; |
| private static final int MSG_FREE_RESOURCES = 1; |
| private static final int MSG_PLAY_SOUND = 2; |
| private static final int MSG_STOP_SOUNDS = 3; |
| private static final int MSG_VIBRATE = 4; |
| private static final int MSG_TIMEOUT = 5; |
| private static final int MSG_RINGER_MODE_CHANGED = 6; |
| private static final int MSG_MUTE_CHANGED = 7; |
| private static final int MSG_REMOTE_VOLUME_CHANGED = 8; |
| private static final int MSG_REMOTE_VOLUME_UPDATE_IF_SHOWN = 9; |
| private static final int MSG_SLIDER_VISIBILITY_CHANGED = 10; |
| private static final int MSG_DISPLAY_SAFE_VOLUME_WARNING = 11; |
| |
| // Pseudo stream type for master volume |
| private static final int STREAM_MASTER = -100; |
| // Pseudo stream type for remote volume is defined in AudioService.STREAM_REMOTE_MUSIC |
| |
| protected Context mContext; |
| private AudioManager mAudioManager; |
| protected AudioService mAudioService; |
| private boolean mRingIsSilent; |
| private boolean mShowCombinedVolumes; |
| private boolean mVoiceCapable; |
| |
| // True if we want to play tones on the system stream when the master stream is specified. |
| private final boolean mPlayMasterStreamTones; |
| |
| /** Dialog containing all the sliders */ |
| private final Dialog mDialog; |
| /** Dialog's content view */ |
| private final View mView; |
| |
| /** The visible portion of the volume overlay */ |
| private final ViewGroup mPanel; |
| /** Contains the sliders and their touchable icons */ |
| private final ViewGroup mSliderGroup; |
| /** The button that expands the dialog to show all sliders */ |
| private final View mMoreButton; |
| /** Dummy divider icon that needs to vanish with the more button */ |
| private final View mDivider; |
| |
| /** Currently active stream that shows up at the top of the list of sliders */ |
| private int mActiveStreamType = -1; |
| /** All the slider controls mapped by stream type */ |
| private HashMap<Integer,StreamControl> mStreamControls; |
| |
| private enum StreamResources { |
| BluetoothSCOStream(AudioManager.STREAM_BLUETOOTH_SCO, |
| R.string.volume_icon_description_bluetooth, |
| R.drawable.ic_audio_bt, |
| R.drawable.ic_audio_bt, |
| false), |
| RingerStream(AudioManager.STREAM_RING, |
| R.string.volume_icon_description_ringer, |
| R.drawable.ic_audio_ring_notif, |
| R.drawable.ic_audio_ring_notif_mute, |
| false), |
| VoiceStream(AudioManager.STREAM_VOICE_CALL, |
| R.string.volume_icon_description_incall, |
| R.drawable.ic_audio_phone, |
| R.drawable.ic_audio_phone, |
| false), |
| AlarmStream(AudioManager.STREAM_ALARM, |
| R.string.volume_alarm, |
| R.drawable.ic_audio_alarm, |
| R.drawable.ic_audio_alarm_mute, |
| false), |
| MediaStream(AudioManager.STREAM_MUSIC, |
| R.string.volume_icon_description_media, |
| R.drawable.ic_audio_vol, |
| R.drawable.ic_audio_vol_mute, |
| true), |
| NotificationStream(AudioManager.STREAM_NOTIFICATION, |
| R.string.volume_icon_description_notification, |
| R.drawable.ic_audio_notification, |
| R.drawable.ic_audio_notification_mute, |
| true), |
| // for now, use media resources for master volume |
| MasterStream(STREAM_MASTER, |
| R.string.volume_icon_description_media, //FIXME should have its own description |
| R.drawable.ic_audio_vol, |
| R.drawable.ic_audio_vol_mute, |
| false), |
| RemoteStream(AudioService.STREAM_REMOTE_MUSIC, |
| R.string.volume_icon_description_media, //FIXME should have its own description |
| R.drawable.ic_media_route_on_holo_dark, |
| R.drawable.ic_media_route_disabled_holo_dark, |
| false);// will be dynamically updated |
| |
| int streamType; |
| int descRes; |
| int iconRes; |
| int iconMuteRes; |
| // RING, VOICE_CALL & BLUETOOTH_SCO are hidden unless explicitly requested |
| boolean show; |
| |
| StreamResources(int streamType, int descRes, int iconRes, int iconMuteRes, boolean show) { |
| this.streamType = streamType; |
| this.descRes = descRes; |
| this.iconRes = iconRes; |
| this.iconMuteRes = iconMuteRes; |
| this.show = show; |
| } |
| }; |
| |
| // List of stream types and their order |
| private static final StreamResources[] STREAMS = { |
| StreamResources.BluetoothSCOStream, |
| StreamResources.RingerStream, |
| StreamResources.VoiceStream, |
| StreamResources.MediaStream, |
| StreamResources.NotificationStream, |
| StreamResources.AlarmStream, |
| StreamResources.MasterStream, |
| StreamResources.RemoteStream |
| }; |
| |
| /** Object that contains data for each slider */ |
| private class StreamControl { |
| int streamType; |
| ViewGroup group; |
| ImageView icon; |
| SeekBar seekbarView; |
| int iconRes; |
| int iconMuteRes; |
| } |
| |
| // Synchronize when accessing this |
| private ToneGenerator mToneGenerators[]; |
| private Vibrator mVibrator; |
| |
| private static AlertDialog sConfirmSafeVolumeDialog; |
| private static Object sConfirmSafeVolumeLock = new Object(); |
| |
| private static class WarningDialogReceiver extends BroadcastReceiver |
| implements DialogInterface.OnDismissListener { |
| private final Context mContext; |
| private final Dialog mDialog; |
| private final VolumePanel mVolumePanel; |
| |
| WarningDialogReceiver(Context context, Dialog dialog, VolumePanel volumePanel) { |
| mContext = context; |
| mDialog = dialog; |
| mVolumePanel = volumePanel; |
| IntentFilter filter = new IntentFilter(Intent.ACTION_CLOSE_SYSTEM_DIALOGS); |
| context.registerReceiver(this, filter); |
| } |
| |
| @Override |
| public void onReceive(Context context, Intent intent) { |
| mDialog.cancel(); |
| cleanUp(); |
| } |
| |
| public void onDismiss(DialogInterface unused) { |
| mContext.unregisterReceiver(this); |
| cleanUp(); |
| } |
| |
| private void cleanUp() { |
| synchronized (sConfirmSafeVolumeLock) { |
| sConfirmSafeVolumeDialog = null; |
| } |
| mVolumePanel.forceTimeout(); |
| mVolumePanel.updateStates(); |
| } |
| } |
| |
| |
| public VolumePanel(final Context context, AudioService volumeService) { |
| mContext = context; |
| mAudioManager = (AudioManager) context.getSystemService(Context.AUDIO_SERVICE); |
| mAudioService = volumeService; |
| |
| // For now, only show master volume if master volume is supported |
| boolean useMasterVolume = context.getResources().getBoolean( |
| com.android.internal.R.bool.config_useMasterVolume); |
| if (useMasterVolume) { |
| for (int i = 0; i < STREAMS.length; i++) { |
| StreamResources streamRes = STREAMS[i]; |
| streamRes.show = (streamRes.streamType == STREAM_MASTER); |
| } |
| } |
| |
| LayoutInflater inflater = (LayoutInflater) context |
| .getSystemService(Context.LAYOUT_INFLATER_SERVICE); |
| View view = mView = inflater.inflate(R.layout.volume_adjust, null); |
| mView.setOnTouchListener(new View.OnTouchListener() { |
| public boolean onTouch(View v, MotionEvent event) { |
| resetTimeout(); |
| return false; |
| } |
| }); |
| mPanel = (ViewGroup) mView.findViewById(R.id.visible_panel); |
| mSliderGroup = (ViewGroup) mView.findViewById(R.id.slider_group); |
| mMoreButton = (ImageView) mView.findViewById(R.id.expand_button); |
| mDivider = (ImageView) mView.findViewById(R.id.expand_button_divider); |
| |
| mDialog = new Dialog(context, R.style.Theme_Panel_Volume) { |
| public boolean onTouchEvent(MotionEvent event) { |
| if (isShowing() && event.getAction() == MotionEvent.ACTION_OUTSIDE && |
| sConfirmSafeVolumeDialog == null) { |
| forceTimeout(); |
| return true; |
| } |
| return false; |
| } |
| }; |
| mDialog.setTitle("Volume control"); // No need to localize |
| mDialog.setContentView(mView); |
| mDialog.setOnDismissListener(new OnDismissListener() { |
| public void onDismiss(DialogInterface dialog) { |
| mActiveStreamType = -1; |
| mAudioManager.forceVolumeControlStream(mActiveStreamType); |
| } |
| }); |
| // Change some window properties |
| Window window = mDialog.getWindow(); |
| window.setGravity(Gravity.TOP); |
| LayoutParams lp = window.getAttributes(); |
| lp.token = null; |
| // Offset from the top |
| lp.y = mContext.getResources().getDimensionPixelOffset( |
| com.android.internal.R.dimen.volume_panel_top); |
| lp.type = LayoutParams.TYPE_VOLUME_OVERLAY; |
| lp.width = LayoutParams.WRAP_CONTENT; |
| lp.height = LayoutParams.WRAP_CONTENT; |
| window.setAttributes(lp); |
| window.addFlags(LayoutParams.FLAG_NOT_FOCUSABLE | LayoutParams.FLAG_NOT_TOUCH_MODAL |
| | LayoutParams.FLAG_WATCH_OUTSIDE_TOUCH); |
| |
| mToneGenerators = new ToneGenerator[AudioSystem.getNumStreamTypes()]; |
| mVibrator = (Vibrator)context.getSystemService(Context.VIBRATOR_SERVICE); |
| |
| mVoiceCapable = context.getResources().getBoolean(R.bool.config_voice_capable); |
| mShowCombinedVolumes = !mVoiceCapable && !useMasterVolume; |
| // If we don't want to show multiple volumes, hide the settings button and divider |
| if (!mShowCombinedVolumes) { |
| mMoreButton.setVisibility(View.GONE); |
| mDivider.setVisibility(View.GONE); |
| } else { |
| mMoreButton.setOnClickListener(this); |
| } |
| |
| boolean masterVolumeOnly = context.getResources().getBoolean( |
| com.android.internal.R.bool.config_useMasterVolume); |
| boolean masterVolumeKeySounds = mContext.getResources().getBoolean( |
| com.android.internal.R.bool.config_useVolumeKeySounds); |
| |
| mPlayMasterStreamTones = masterVolumeOnly && masterVolumeKeySounds; |
| |
| listenToRingerMode(); |
| } |
| |
| public void setLayoutDirection(int layoutDirection) { |
| mPanel.setLayoutDirection(layoutDirection); |
| updateStates(); |
| } |
| |
| private void listenToRingerMode() { |
| final IntentFilter filter = new IntentFilter(); |
| filter.addAction(AudioManager.RINGER_MODE_CHANGED_ACTION); |
| mContext.registerReceiver(new BroadcastReceiver() { |
| |
| public void onReceive(Context context, Intent intent) { |
| final String action = intent.getAction(); |
| |
| if (AudioManager.RINGER_MODE_CHANGED_ACTION.equals(action)) { |
| removeMessages(MSG_RINGER_MODE_CHANGED); |
| sendMessage(obtainMessage(MSG_RINGER_MODE_CHANGED)); |
| } |
| } |
| }, filter); |
| } |
| |
| private boolean isMuted(int streamType) { |
| if (streamType == STREAM_MASTER) { |
| return mAudioManager.isMasterMute(); |
| } else if (streamType == AudioService.STREAM_REMOTE_MUSIC) { |
| return (mAudioService.getRemoteStreamVolume() <= 0); |
| } else { |
| return mAudioManager.isStreamMute(streamType); |
| } |
| } |
| |
| private int getStreamMaxVolume(int streamType) { |
| if (streamType == STREAM_MASTER) { |
| return mAudioManager.getMasterMaxVolume(); |
| } else if (streamType == AudioService.STREAM_REMOTE_MUSIC) { |
| return mAudioService.getRemoteStreamMaxVolume(); |
| } else { |
| return mAudioManager.getStreamMaxVolume(streamType); |
| } |
| } |
| |
| private int getStreamVolume(int streamType) { |
| if (streamType == STREAM_MASTER) { |
| return mAudioManager.getMasterVolume(); |
| } else if (streamType == AudioService.STREAM_REMOTE_MUSIC) { |
| return mAudioService.getRemoteStreamVolume(); |
| } else { |
| return mAudioManager.getStreamVolume(streamType); |
| } |
| } |
| |
| private void setStreamVolume(int streamType, int index, int flags) { |
| if (streamType == STREAM_MASTER) { |
| mAudioManager.setMasterVolume(index, flags); |
| } else if (streamType == AudioService.STREAM_REMOTE_MUSIC) { |
| mAudioService.setRemoteStreamVolume(index); |
| } else { |
| mAudioManager.setStreamVolume(streamType, index, flags); |
| } |
| } |
| |
| private void createSliders() { |
| LayoutInflater inflater = (LayoutInflater) mContext |
| .getSystemService(Context.LAYOUT_INFLATER_SERVICE); |
| mStreamControls = new HashMap<Integer, StreamControl>(STREAMS.length); |
| Resources res = mContext.getResources(); |
| for (int i = 0; i < STREAMS.length; i++) { |
| StreamResources streamRes = STREAMS[i]; |
| int streamType = streamRes.streamType; |
| if (mVoiceCapable && streamRes == StreamResources.NotificationStream) { |
| streamRes = StreamResources.RingerStream; |
| } |
| StreamControl sc = new StreamControl(); |
| sc.streamType = streamType; |
| sc.group = (ViewGroup) inflater.inflate(R.layout.volume_adjust_item, null); |
| sc.group.setTag(sc); |
| sc.icon = (ImageView) sc.group.findViewById(R.id.stream_icon); |
| sc.icon.setTag(sc); |
| sc.icon.setContentDescription(res.getString(streamRes.descRes)); |
| sc.iconRes = streamRes.iconRes; |
| sc.iconMuteRes = streamRes.iconMuteRes; |
| sc.icon.setImageResource(sc.iconRes); |
| sc.seekbarView = (SeekBar) sc.group.findViewById(R.id.seekbar); |
| int plusOne = (streamType == AudioSystem.STREAM_BLUETOOTH_SCO || |
| streamType == AudioSystem.STREAM_VOICE_CALL) ? 1 : 0; |
| sc.seekbarView.setMax(getStreamMaxVolume(streamType) + plusOne); |
| sc.seekbarView.setOnSeekBarChangeListener(this); |
| sc.seekbarView.setTag(sc); |
| mStreamControls.put(streamType, sc); |
| } |
| } |
| |
| private void reorderSliders(int activeStreamType) { |
| mSliderGroup.removeAllViews(); |
| |
| StreamControl active = mStreamControls.get(activeStreamType); |
| if (active == null) { |
| Log.e("VolumePanel", "Missing stream type! - " + activeStreamType); |
| mActiveStreamType = -1; |
| } else { |
| mSliderGroup.addView(active.group); |
| mActiveStreamType = activeStreamType; |
| active.group.setVisibility(View.VISIBLE); |
| updateSlider(active); |
| } |
| |
| addOtherVolumes(); |
| } |
| |
| private void addOtherVolumes() { |
| if (!mShowCombinedVolumes) return; |
| |
| for (int i = 0; i < STREAMS.length; i++) { |
| // Skip the phone specific ones and the active one |
| final int streamType = STREAMS[i].streamType; |
| if (!STREAMS[i].show || streamType == mActiveStreamType) { |
| continue; |
| } |
| StreamControl sc = mStreamControls.get(streamType); |
| mSliderGroup.addView(sc.group); |
| updateSlider(sc); |
| } |
| } |
| |
| /** Update the mute and progress state of a slider */ |
| private void updateSlider(StreamControl sc) { |
| sc.seekbarView.setProgress(getStreamVolume(sc.streamType)); |
| final boolean muted = isMuted(sc.streamType); |
| // Force reloading the image resource |
| sc.icon.setImageDrawable(null); |
| sc.icon.setImageResource(muted ? sc.iconMuteRes : sc.iconRes); |
| if (((sc.streamType == AudioManager.STREAM_RING) || |
| (sc.streamType == AudioManager.STREAM_NOTIFICATION)) && |
| mAudioManager.getRingerMode() == AudioManager.RINGER_MODE_VIBRATE) { |
| sc.icon.setImageResource(R.drawable.ic_audio_ring_notif_vibrate); |
| } |
| if (sc.streamType == AudioService.STREAM_REMOTE_MUSIC) { |
| // never disable touch interactions for remote playback, the muting is not tied to |
| // the state of the phone. |
| sc.seekbarView.setEnabled(true); |
| } else if ((sc.streamType != mAudioManager.getMasterStreamType() && muted) || |
| (sConfirmSafeVolumeDialog != null)) { |
| sc.seekbarView.setEnabled(false); |
| } else { |
| sc.seekbarView.setEnabled(true); |
| } |
| } |
| |
| private boolean isExpanded() { |
| return mMoreButton.getVisibility() != View.VISIBLE; |
| } |
| |
| private void expand() { |
| final int count = mSliderGroup.getChildCount(); |
| for (int i = 0; i < count; i++) { |
| mSliderGroup.getChildAt(i).setVisibility(View.VISIBLE); |
| } |
| mMoreButton.setVisibility(View.INVISIBLE); |
| mDivider.setVisibility(View.INVISIBLE); |
| } |
| |
| private void collapse() { |
| mMoreButton.setVisibility(View.VISIBLE); |
| mDivider.setVisibility(View.VISIBLE); |
| final int count = mSliderGroup.getChildCount(); |
| for (int i = 1; i < count; i++) { |
| mSliderGroup.getChildAt(i).setVisibility(View.GONE); |
| } |
| } |
| |
| public void updateStates() { |
| final int count = mSliderGroup.getChildCount(); |
| for (int i = 0; i < count; i++) { |
| StreamControl sc = (StreamControl) mSliderGroup.getChildAt(i).getTag(); |
| updateSlider(sc); |
| } |
| } |
| |
| public void postVolumeChanged(int streamType, int flags) { |
| if (hasMessages(MSG_VOLUME_CHANGED)) return; |
| synchronized (this) { |
| if (mStreamControls == null) { |
| createSliders(); |
| } |
| } |
| removeMessages(MSG_FREE_RESOURCES); |
| obtainMessage(MSG_VOLUME_CHANGED, streamType, flags).sendToTarget(); |
| } |
| |
| public void postRemoteVolumeChanged(int streamType, int flags) { |
| if (hasMessages(MSG_REMOTE_VOLUME_CHANGED)) return; |
| synchronized (this) { |
| if (mStreamControls == null) { |
| createSliders(); |
| } |
| } |
| removeMessages(MSG_FREE_RESOURCES); |
| obtainMessage(MSG_REMOTE_VOLUME_CHANGED, streamType, flags).sendToTarget(); |
| } |
| |
| public void postRemoteSliderVisibility(boolean visible) { |
| obtainMessage(MSG_SLIDER_VISIBILITY_CHANGED, |
| AudioService.STREAM_REMOTE_MUSIC, visible ? 1 : 0).sendToTarget(); |
| } |
| |
| /** |
| * Called by AudioService when it has received new remote playback information that |
| * would affect the VolumePanel display (mainly volumes). The difference with |
| * {@link #postRemoteVolumeChanged(int, int)} is that the handling of the posted message |
| * (MSG_REMOTE_VOLUME_UPDATE_IF_SHOWN) will only update the volume slider if it is being |
| * displayed. |
| * This special code path is due to the fact that remote volume updates arrive to AudioService |
| * asynchronously. So after AudioService has sent the volume update (which should be treated |
| * as a request to update the volume), the application will likely set a new volume. If the UI |
| * is still up, we need to refresh the display to show this new value. |
| */ |
| public void postHasNewRemotePlaybackInfo() { |
| if (hasMessages(MSG_REMOTE_VOLUME_UPDATE_IF_SHOWN)) return; |
| // don't create or prevent resources to be freed, if they disappear, this update came too |
| // late and shouldn't warrant the panel to be displayed longer |
| obtainMessage(MSG_REMOTE_VOLUME_UPDATE_IF_SHOWN).sendToTarget(); |
| } |
| |
| public void postMasterVolumeChanged(int flags) { |
| postVolumeChanged(STREAM_MASTER, flags); |
| } |
| |
| public void postMuteChanged(int streamType, int flags) { |
| if (hasMessages(MSG_VOLUME_CHANGED)) return; |
| synchronized (this) { |
| if (mStreamControls == null) { |
| createSliders(); |
| } |
| } |
| removeMessages(MSG_FREE_RESOURCES); |
| obtainMessage(MSG_MUTE_CHANGED, streamType, flags).sendToTarget(); |
| } |
| |
| public void postMasterMuteChanged(int flags) { |
| postMuteChanged(STREAM_MASTER, flags); |
| } |
| |
| public void postDisplaySafeVolumeWarning(int flags) { |
| if (hasMessages(MSG_DISPLAY_SAFE_VOLUME_WARNING)) return; |
| obtainMessage(MSG_DISPLAY_SAFE_VOLUME_WARNING, flags, 0).sendToTarget(); |
| } |
| |
| /** |
| * Override this if you have other work to do when the volume changes (for |
| * example, vibrating, playing a sound, etc.). Make sure to call through to |
| * the superclass implementation. |
| */ |
| protected void onVolumeChanged(int streamType, int flags) { |
| |
| if (LOGD) Log.d(TAG, "onVolumeChanged(streamType: " + streamType + ", flags: " + flags + ")"); |
| |
| if ((flags & AudioManager.FLAG_SHOW_UI) != 0) { |
| synchronized (this) { |
| if (mActiveStreamType != streamType) { |
| reorderSliders(streamType); |
| } |
| onShowVolumeChanged(streamType, flags); |
| } |
| } |
| |
| if ((flags & AudioManager.FLAG_PLAY_SOUND) != 0 && ! mRingIsSilent) { |
| removeMessages(MSG_PLAY_SOUND); |
| sendMessageDelayed(obtainMessage(MSG_PLAY_SOUND, streamType, flags), PLAY_SOUND_DELAY); |
| } |
| |
| if ((flags & AudioManager.FLAG_REMOVE_SOUND_AND_VIBRATE) != 0) { |
| removeMessages(MSG_PLAY_SOUND); |
| removeMessages(MSG_VIBRATE); |
| onStopSounds(); |
| } |
| |
| removeMessages(MSG_FREE_RESOURCES); |
| sendMessageDelayed(obtainMessage(MSG_FREE_RESOURCES), FREE_DELAY); |
| resetTimeout(); |
| } |
| |
| protected void onMuteChanged(int streamType, int flags) { |
| |
| if (LOGD) Log.d(TAG, "onMuteChanged(streamType: " + streamType + ", flags: " + flags + ")"); |
| |
| StreamControl sc = mStreamControls.get(streamType); |
| if (sc != null) { |
| sc.icon.setImageResource(isMuted(sc.streamType) ? sc.iconMuteRes : sc.iconRes); |
| } |
| |
| onVolumeChanged(streamType, flags); |
| } |
| |
| protected void onShowVolumeChanged(int streamType, int flags) { |
| int index = getStreamVolume(streamType); |
| |
| mRingIsSilent = false; |
| |
| if (LOGD) { |
| Log.d(TAG, "onShowVolumeChanged(streamType: " + streamType |
| + ", flags: " + flags + "), index: " + index); |
| } |
| |
| // get max volume for progress bar |
| |
| int max = getStreamMaxVolume(streamType); |
| |
| switch (streamType) { |
| |
| case AudioManager.STREAM_RING: { |
| // setRingerIcon(); |
| Uri ringuri = RingtoneManager.getActualDefaultRingtoneUri( |
| mContext, RingtoneManager.TYPE_RINGTONE); |
| if (ringuri == null) { |
| mRingIsSilent = true; |
| } |
| break; |
| } |
| |
| case AudioManager.STREAM_MUSIC: { |
| // Special case for when Bluetooth is active for music |
| if ((mAudioManager.getDevicesForStream(AudioManager.STREAM_MUSIC) & |
| (AudioManager.DEVICE_OUT_BLUETOOTH_A2DP | |
| AudioManager.DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES | |
| AudioManager.DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER)) != 0) { |
| setMusicIcon(R.drawable.ic_audio_bt, R.drawable.ic_audio_bt_mute); |
| } else { |
| setMusicIcon(R.drawable.ic_audio_vol, R.drawable.ic_audio_vol_mute); |
| } |
| break; |
| } |
| |
| case AudioManager.STREAM_VOICE_CALL: { |
| /* |
| * For in-call voice call volume, there is no inaudible volume. |
| * Rescale the UI control so the progress bar doesn't go all |
| * the way to zero and don't show the mute icon. |
| */ |
| index++; |
| max++; |
| break; |
| } |
| |
| case AudioManager.STREAM_ALARM: { |
| break; |
| } |
| |
| case AudioManager.STREAM_NOTIFICATION: { |
| Uri ringuri = RingtoneManager.getActualDefaultRingtoneUri( |
| mContext, RingtoneManager.TYPE_NOTIFICATION); |
| if (ringuri == null) { |
| mRingIsSilent = true; |
| } |
| break; |
| } |
| |
| case AudioManager.STREAM_BLUETOOTH_SCO: { |
| /* |
| * For in-call voice call volume, there is no inaudible volume. |
| * Rescale the UI control so the progress bar doesn't go all |
| * the way to zero and don't show the mute icon. |
| */ |
| index++; |
| max++; |
| break; |
| } |
| |
| case AudioService.STREAM_REMOTE_MUSIC: { |
| if (LOGD) { Log.d(TAG, "showing remote volume "+index+" over "+ max); } |
| break; |
| } |
| } |
| |
| StreamControl sc = mStreamControls.get(streamType); |
| if (sc != null) { |
| if (sc.seekbarView.getMax() != max) { |
| sc.seekbarView.setMax(max); |
| } |
| |
| sc.seekbarView.setProgress(index); |
| if (((flags & AudioManager.FLAG_FIXED_VOLUME) != 0) || |
| (streamType != mAudioManager.getMasterStreamType() && |
| streamType != AudioService.STREAM_REMOTE_MUSIC && |
| isMuted(streamType)) || |
| sConfirmSafeVolumeDialog != null) { |
| sc.seekbarView.setEnabled(false); |
| } else { |
| sc.seekbarView.setEnabled(true); |
| } |
| } |
| |
| if (!mDialog.isShowing()) { |
| int stream = (streamType == AudioService.STREAM_REMOTE_MUSIC) ? -1 : streamType; |
| // when the stream is for remote playback, use -1 to reset the stream type evaluation |
| mAudioManager.forceVolumeControlStream(stream); |
| mDialog.setContentView(mView); |
| // Showing dialog - use collapsed state |
| if (mShowCombinedVolumes) { |
| collapse(); |
| } |
| mDialog.show(); |
| } |
| |
| // Do a little vibrate if applicable (only when going into vibrate mode) |
| if ((streamType != AudioService.STREAM_REMOTE_MUSIC) && |
| ((flags & AudioManager.FLAG_VIBRATE) != 0) && |
| mAudioService.isStreamAffectedByRingerMode(streamType) && |
| mAudioManager.getRingerMode() == AudioManager.RINGER_MODE_VIBRATE) { |
| sendMessageDelayed(obtainMessage(MSG_VIBRATE), VIBRATE_DELAY); |
| } |
| } |
| |
| protected void onPlaySound(int streamType, int flags) { |
| |
| if (hasMessages(MSG_STOP_SOUNDS)) { |
| removeMessages(MSG_STOP_SOUNDS); |
| // Force stop right now |
| onStopSounds(); |
| } |
| |
| synchronized (this) { |
| ToneGenerator toneGen = getOrCreateToneGenerator(streamType); |
| if (toneGen != null) { |
| toneGen.startTone(ToneGenerator.TONE_PROP_BEEP); |
| sendMessageDelayed(obtainMessage(MSG_STOP_SOUNDS), BEEP_DURATION); |
| } |
| } |
| } |
| |
| protected void onStopSounds() { |
| |
| synchronized (this) { |
| int numStreamTypes = AudioSystem.getNumStreamTypes(); |
| for (int i = numStreamTypes - 1; i >= 0; i--) { |
| ToneGenerator toneGen = mToneGenerators[i]; |
| if (toneGen != null) { |
| toneGen.stopTone(); |
| } |
| } |
| } |
| } |
| |
| protected void onVibrate() { |
| |
| // Make sure we ended up in vibrate ringer mode |
| if (mAudioManager.getRingerMode() != AudioManager.RINGER_MODE_VIBRATE) { |
| return; |
| } |
| |
| mVibrator.vibrate(VIBRATE_DURATION); |
| } |
| |
| protected void onRemoteVolumeChanged(int streamType, int flags) { |
| // streamType is the real stream type being affected, but for the UI sliders, we |
| // refer to AudioService.STREAM_REMOTE_MUSIC. We still play the beeps on the real |
| // stream type. |
| if (LOGD) Log.d(TAG, "onRemoteVolumeChanged(stream:"+streamType+", flags: " + flags + ")"); |
| |
| if (((flags & AudioManager.FLAG_SHOW_UI) != 0) || mDialog.isShowing()) { |
| synchronized (this) { |
| if (mActiveStreamType != AudioService.STREAM_REMOTE_MUSIC) { |
| reorderSliders(AudioService.STREAM_REMOTE_MUSIC); |
| } |
| onShowVolumeChanged(AudioService.STREAM_REMOTE_MUSIC, flags); |
| } |
| } else { |
| if (LOGD) Log.d(TAG, "not calling onShowVolumeChanged(), no FLAG_SHOW_UI or no UI"); |
| } |
| |
| if ((flags & AudioManager.FLAG_PLAY_SOUND) != 0 && ! mRingIsSilent) { |
| removeMessages(MSG_PLAY_SOUND); |
| sendMessageDelayed(obtainMessage(MSG_PLAY_SOUND, streamType, flags), PLAY_SOUND_DELAY); |
| } |
| |
| if ((flags & AudioManager.FLAG_REMOVE_SOUND_AND_VIBRATE) != 0) { |
| removeMessages(MSG_PLAY_SOUND); |
| removeMessages(MSG_VIBRATE); |
| onStopSounds(); |
| } |
| |
| removeMessages(MSG_FREE_RESOURCES); |
| sendMessageDelayed(obtainMessage(MSG_FREE_RESOURCES), FREE_DELAY); |
| resetTimeout(); |
| } |
| |
| protected void onRemoteVolumeUpdateIfShown() { |
| if (LOGD) Log.d(TAG, "onRemoteVolumeUpdateIfShown()"); |
| if (mDialog.isShowing() |
| && (mActiveStreamType == AudioService.STREAM_REMOTE_MUSIC) |
| && (mStreamControls != null)) { |
| onShowVolumeChanged(AudioService.STREAM_REMOTE_MUSIC, 0); |
| } |
| } |
| |
| |
| /** |
| * Handler for MSG_SLIDER_VISIBILITY_CHANGED |
| * Hide or show a slider |
| * @param streamType can be a valid stream type value, or VolumePanel.STREAM_MASTER, |
| * or AudioService.STREAM_REMOTE_MUSIC |
| * @param visible |
| */ |
| synchronized protected void onSliderVisibilityChanged(int streamType, int visible) { |
| if (LOGD) Log.d(TAG, "onSliderVisibilityChanged(stream="+streamType+", visi="+visible+")"); |
| boolean isVisible = (visible == 1); |
| for (int i = STREAMS.length - 1 ; i >= 0 ; i--) { |
| StreamResources streamRes = STREAMS[i]; |
| if (streamRes.streamType == streamType) { |
| streamRes.show = isVisible; |
| if (!isVisible && (mActiveStreamType == streamType)) { |
| mActiveStreamType = -1; |
| } |
| break; |
| } |
| } |
| } |
| |
| protected void onDisplaySafeVolumeWarning(int flags) { |
| if ((flags & AudioManager.FLAG_SHOW_UI) != 0 || mDialog.isShowing()) { |
| synchronized (sConfirmSafeVolumeLock) { |
| if (sConfirmSafeVolumeDialog != null) { |
| return; |
| } |
| sConfirmSafeVolumeDialog = new AlertDialog.Builder(mContext) |
| .setMessage(com.android.internal.R.string.safe_media_volume_warning) |
| .setPositiveButton(com.android.internal.R.string.yes, |
| new DialogInterface.OnClickListener() { |
| public void onClick(DialogInterface dialog, int which) { |
| mAudioService.disableSafeMediaVolume(); |
| } |
| }) |
| .setNegativeButton(com.android.internal.R.string.no, null) |
| .setIconAttribute(android.R.attr.alertDialogIcon) |
| .create(); |
| final WarningDialogReceiver warning = new WarningDialogReceiver(mContext, |
| sConfirmSafeVolumeDialog, this); |
| |
| sConfirmSafeVolumeDialog.setOnDismissListener(warning); |
| sConfirmSafeVolumeDialog.getWindow().setType( |
| WindowManager.LayoutParams.TYPE_KEYGUARD_DIALOG); |
| sConfirmSafeVolumeDialog.show(); |
| } |
| updateStates(); |
| } |
| resetTimeout(); |
| } |
| |
| /** |
| * Lock on this VolumePanel instance as long as you use the returned ToneGenerator. |
| */ |
| private ToneGenerator getOrCreateToneGenerator(int streamType) { |
| if (streamType == STREAM_MASTER) { |
| // For devices that use the master volume setting only but still want to |
| // play a volume-changed tone, direct the master volume pseudostream to |
| // the system stream's tone generator. |
| if (mPlayMasterStreamTones) { |
| streamType = AudioManager.STREAM_SYSTEM; |
| } else { |
| return null; |
| } |
| } |
| synchronized (this) { |
| if (mToneGenerators[streamType] == null) { |
| try { |
| mToneGenerators[streamType] = new ToneGenerator(streamType, MAX_VOLUME); |
| } catch (RuntimeException e) { |
| if (LOGD) { |
| Log.d(TAG, "ToneGenerator constructor failed with " |
| + "RuntimeException: " + e); |
| } |
| } |
| } |
| return mToneGenerators[streamType]; |
| } |
| } |
| |
| |
| /** |
| * Switch between icons because Bluetooth music is same as music volume, but with |
| * different icons. |
| */ |
| private void setMusicIcon(int resId, int resMuteId) { |
| StreamControl sc = mStreamControls.get(AudioManager.STREAM_MUSIC); |
| if (sc != null) { |
| sc.iconRes = resId; |
| sc.iconMuteRes = resMuteId; |
| sc.icon.setImageResource(isMuted(sc.streamType) ? sc.iconMuteRes : sc.iconRes); |
| } |
| } |
| |
| protected void onFreeResources() { |
| synchronized (this) { |
| for (int i = mToneGenerators.length - 1; i >= 0; i--) { |
| if (mToneGenerators[i] != null) { |
| mToneGenerators[i].release(); |
| } |
| mToneGenerators[i] = null; |
| } |
| } |
| } |
| |
| @Override |
| public void handleMessage(Message msg) { |
| switch (msg.what) { |
| |
| case MSG_VOLUME_CHANGED: { |
| onVolumeChanged(msg.arg1, msg.arg2); |
| break; |
| } |
| |
| case MSG_MUTE_CHANGED: { |
| onMuteChanged(msg.arg1, msg.arg2); |
| break; |
| } |
| |
| case MSG_FREE_RESOURCES: { |
| onFreeResources(); |
| break; |
| } |
| |
| case MSG_STOP_SOUNDS: { |
| onStopSounds(); |
| break; |
| } |
| |
| case MSG_PLAY_SOUND: { |
| onPlaySound(msg.arg1, msg.arg2); |
| break; |
| } |
| |
| case MSG_VIBRATE: { |
| onVibrate(); |
| break; |
| } |
| |
| case MSG_TIMEOUT: { |
| if (mDialog.isShowing()) { |
| mDialog.dismiss(); |
| mActiveStreamType = -1; |
| } |
| synchronized (sConfirmSafeVolumeLock) { |
| if (sConfirmSafeVolumeDialog != null) { |
| sConfirmSafeVolumeDialog.dismiss(); |
| } |
| } |
| break; |
| } |
| case MSG_RINGER_MODE_CHANGED: { |
| if (mDialog.isShowing()) { |
| updateStates(); |
| } |
| break; |
| } |
| |
| case MSG_REMOTE_VOLUME_CHANGED: { |
| onRemoteVolumeChanged(msg.arg1, msg.arg2); |
| break; |
| } |
| |
| case MSG_REMOTE_VOLUME_UPDATE_IF_SHOWN: |
| onRemoteVolumeUpdateIfShown(); |
| break; |
| |
| case MSG_SLIDER_VISIBILITY_CHANGED: |
| onSliderVisibilityChanged(msg.arg1, msg.arg2); |
| break; |
| |
| case MSG_DISPLAY_SAFE_VOLUME_WARNING: |
| onDisplaySafeVolumeWarning(msg.arg1); |
| break; |
| } |
| } |
| |
| private void resetTimeout() { |
| removeMessages(MSG_TIMEOUT); |
| sendMessageDelayed(obtainMessage(MSG_TIMEOUT), TIMEOUT_DELAY); |
| } |
| |
| private void forceTimeout() { |
| removeMessages(MSG_TIMEOUT); |
| sendMessage(obtainMessage(MSG_TIMEOUT)); |
| } |
| |
| public void onProgressChanged(SeekBar seekBar, int progress, |
| boolean fromUser) { |
| final Object tag = seekBar.getTag(); |
| if (fromUser && tag instanceof StreamControl) { |
| StreamControl sc = (StreamControl) tag; |
| if (getStreamVolume(sc.streamType) != progress) { |
| setStreamVolume(sc.streamType, progress, 0); |
| } |
| } |
| resetTimeout(); |
| } |
| |
| public void onStartTrackingTouch(SeekBar seekBar) { |
| } |
| |
| public void onStopTrackingTouch(SeekBar seekBar) { |
| final Object tag = seekBar.getTag(); |
| if (tag instanceof StreamControl) { |
| StreamControl sc = (StreamControl) tag; |
| // because remote volume updates are asynchronous, AudioService might have received |
| // a new remote volume value since the finger adjusted the slider. So when the |
| // progress of the slider isn't being tracked anymore, adjust the slider to the last |
| // "published" remote volume value, so the UI reflects the actual volume. |
| if (sc.streamType == AudioService.STREAM_REMOTE_MUSIC) { |
| seekBar.setProgress(getStreamVolume(AudioService.STREAM_REMOTE_MUSIC)); |
| } |
| } |
| } |
| |
| public void onClick(View v) { |
| if (v == mMoreButton) { |
| expand(); |
| } |
| resetTimeout(); |
| } |
| } |
