| /* |
| * Copyright (C) 2006 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.media; |
| |
| import android.content.ContentResolver; |
| import android.content.Context; |
| import android.database.Cursor; |
| import android.net.Uri; |
| import android.os.Binder; |
| import android.os.RemoteException; |
| import android.provider.DrmStore; |
| import android.provider.MediaStore; |
| import android.provider.Settings; |
| import android.util.Log; |
| |
| import java.io.IOException; |
| |
| /** |
| * Ringtone provides a quick method for playing a ringtone, notification, or |
| * other similar types of sounds. |
| * <p> |
| * For ways of retrieving {@link Ringtone} objects or to show a ringtone |
| * picker, see {@link RingtoneManager}. |
| * |
| * @see RingtoneManager |
| */ |
| public class Ringtone { |
| private static final String TAG = "Ringtone"; |
| private static final boolean LOGD = true; |
| |
| private static final String[] MEDIA_COLUMNS = new String[] { |
| MediaStore.Audio.Media._ID, |
| MediaStore.Audio.Media.DATA, |
| MediaStore.Audio.Media.TITLE |
| }; |
| |
| private static final String[] DRM_COLUMNS = new String[] { |
| DrmStore.Audio._ID, |
| DrmStore.Audio.DATA, |
| DrmStore.Audio.TITLE |
| }; |
| |
| private final Context mContext; |
| private final AudioManager mAudioManager; |
| private final boolean mAllowRemote; |
| private final IRingtonePlayer mRemotePlayer; |
| private final Binder mRemoteToken; |
| |
| private MediaPlayer mLocalPlayer; |
| |
| private Uri mUri; |
| private String mTitle; |
| |
| private int mStreamType = AudioManager.STREAM_RING; |
| |
| /** {@hide} */ |
| public Ringtone(Context context, boolean allowRemote) { |
| mContext = context; |
| mAudioManager = (AudioManager) mContext.getSystemService(Context.AUDIO_SERVICE); |
| mAllowRemote = allowRemote; |
| mRemotePlayer = allowRemote ? mAudioManager.getRingtonePlayer() : null; |
| mRemoteToken = allowRemote ? new Binder() : null; |
| } |
| |
| /** |
| * Sets the stream type where this ringtone will be played. |
| * |
| * @param streamType The stream, see {@link AudioManager}. |
| */ |
| public void setStreamType(int streamType) { |
| mStreamType = streamType; |
| |
| // The stream type has to be set before the media player is prepared. |
| // Re-initialize it. |
| setUri(mUri); |
| } |
| |
| /** |
| * Gets the stream type where this ringtone will be played. |
| * |
| * @return The stream type, see {@link AudioManager}. |
| */ |
| public int getStreamType() { |
| return mStreamType; |
| } |
| |
| /** |
| * Returns a human-presentable title for ringtone. Looks in media and DRM |
| * content providers. If not in either, uses the filename |
| * |
| * @param context A context used for querying. |
| */ |
| public String getTitle(Context context) { |
| if (mTitle != null) return mTitle; |
| return mTitle = getTitle(context, mUri, true); |
| } |
| |
| private static String getTitle(Context context, Uri uri, boolean followSettingsUri) { |
| Cursor cursor = null; |
| ContentResolver res = context.getContentResolver(); |
| |
| String title = null; |
| |
| if (uri != null) { |
| String authority = uri.getAuthority(); |
| |
| if (Settings.AUTHORITY.equals(authority)) { |
| if (followSettingsUri) { |
| Uri actualUri = RingtoneManager.getActualDefaultRingtoneUri(context, |
| RingtoneManager.getDefaultType(uri)); |
| String actualTitle = getTitle(context, actualUri, false); |
| title = context |
| .getString(com.android.internal.R.string.ringtone_default_with_actual, |
| actualTitle); |
| } |
| } else { |
| try { |
| if (DrmStore.AUTHORITY.equals(authority)) { |
| cursor = res.query(uri, DRM_COLUMNS, null, null, null); |
| } else if (MediaStore.AUTHORITY.equals(authority)) { |
| cursor = res.query(uri, MEDIA_COLUMNS, null, null, null); |
| } |
| } catch (SecurityException e) { |
| // missing cursor is handled below |
| } |
| |
| try { |
| if (cursor != null && cursor.getCount() == 1) { |
| cursor.moveToFirst(); |
| return cursor.getString(2); |
| } else { |
| title = uri.getLastPathSegment(); |
| } |
| } finally { |
| if (cursor != null) { |
| cursor.close(); |
| } |
| } |
| } |
| } |
| |
| if (title == null) { |
| title = context.getString(com.android.internal.R.string.ringtone_unknown); |
| |
| if (title == null) { |
| title = ""; |
| } |
| } |
| |
| return title; |
| } |
| |
| /** |
| * Set {@link Uri} to be used for ringtone playback. Attempts to open |
| * locally, otherwise will delegate playback to remote |
| * {@link IRingtonePlayer}. |
| * |
| * @hide |
| */ |
| public void setUri(Uri uri) { |
| destroyLocalPlayer(); |
| |
| mUri = uri; |
| if (mUri == null) { |
| return; |
| } |
| |
| // TODO: detect READ_EXTERNAL and specific content provider case, instead of relying on throwing |
| |
| // try opening uri locally before delegating to remote player |
| mLocalPlayer = new MediaPlayer(); |
| try { |
| mLocalPlayer.setDataSource(mContext, mUri); |
| mLocalPlayer.setAudioStreamType(mStreamType); |
| mLocalPlayer.prepare(); |
| |
| } catch (SecurityException e) { |
| destroyLocalPlayer(); |
| if (!mAllowRemote) { |
| Log.w(TAG, "Remote playback not allowed: " + e); |
| } |
| } catch (IOException e) { |
| destroyLocalPlayer(); |
| if (!mAllowRemote) { |
| Log.w(TAG, "Remote playback not allowed: " + e); |
| } |
| } |
| |
| if (LOGD) { |
| if (mLocalPlayer != null) { |
| Log.d(TAG, "Successfully created local player"); |
| } else { |
| Log.d(TAG, "Problem opening; delegating to remote player"); |
| } |
| } |
| } |
| |
| /** {@hide} */ |
| public Uri getUri() { |
| return mUri; |
| } |
| |
| /** |
| * Plays the ringtone. |
| */ |
| public void play() { |
| if (mLocalPlayer != null) { |
| // do not play ringtones if stream volume is 0 |
| // (typically because ringer mode is silent). |
| if (mAudioManager.getStreamVolume(mStreamType) != 0) { |
| mLocalPlayer.start(); |
| } |
| } else if (mAllowRemote) { |
| final Uri canonicalUri = mUri.getCanonicalUri(); |
| try { |
| mRemotePlayer.play(mRemoteToken, canonicalUri, mStreamType); |
| } catch (RemoteException e) { |
| Log.w(TAG, "Problem playing ringtone: " + e); |
| } |
| } else { |
| Log.w(TAG, "Neither local nor remote playback available"); |
| } |
| } |
| |
| /** |
| * Stops a playing ringtone. |
| */ |
| public void stop() { |
| if (mLocalPlayer != null) { |
| destroyLocalPlayer(); |
| } else if (mAllowRemote) { |
| try { |
| mRemotePlayer.stop(mRemoteToken); |
| } catch (RemoteException e) { |
| Log.w(TAG, "Problem stopping ringtone: " + e); |
| } |
| } |
| } |
| |
| private void destroyLocalPlayer() { |
| if (mLocalPlayer != null) { |
| mLocalPlayer.reset(); |
| mLocalPlayer.release(); |
| mLocalPlayer = null; |
| } |
| } |
| |
| /** |
| * Whether this ringtone is currently playing. |
| * |
| * @return True if playing, false otherwise. |
| */ |
| public boolean isPlaying() { |
| if (mLocalPlayer != null) { |
| return mLocalPlayer.isPlaying(); |
| } else if (mAllowRemote) { |
| try { |
| return mRemotePlayer.isPlaying(mRemoteToken); |
| } catch (RemoteException e) { |
| Log.w(TAG, "Problem checking ringtone: " + e); |
| return false; |
| } |
| } else { |
| Log.w(TAG, "Neither local nor remote playback available"); |
| return false; |
| } |
| } |
| |
| void setTitle(String title) { |
| mTitle = title; |
| } |
| } |