add option to pause voice messages after taking device away from ear

src/main/java/eu/siacs/conversations/services/AudioPlayer.java

@@ -49,6 +49,7 @@ public class AudioPlayer implements View.OnClickListener, MediaPlayer.OnCompleti
     private final Sensor proximitySensor;
     private final PendingItem<WeakReference<ImageButton>> pendingOnClickView = new PendingItem<>();
     private final ExecutorService executor = Executors.newSingleThreadExecutor();
+    private boolean isEarpieceBefore = false;
 
     private final Handler handler = new Handler();
 
@@ -162,7 +163,7 @@ public class AudioPlayer implements View.OnClickListener, MediaPlayer.OnCompleti
         if (player.isPlaying()) {
             viewHolder.progress.setEnabled(false);
             player.pause();
-            releaseAudiFocus();
+            releaseAudioFocus();
             messageAdapter.flagScreenOff();
             releaseProximityWakeLock();
             viewHolder.playPause.setImageResource(viewHolder.darkBackground ? R.drawable.ic_play_arrow_white_36dp : R.drawable.ic_play_arrow_black_36dp);
@@ -180,7 +181,11 @@ public class AudioPlayer implements View.OnClickListener, MediaPlayer.OnCompleti
 
     private void play(ViewHolder viewHolder, Message message, boolean earpiece, double progress) {
         if (play(viewHolder, message, earpiece)) {
+            if (messageAdapter.autoPauseVoice() && (isEarpieceBefore && !earpiece)) {
+                playPauseCurrent(viewHolder);
+            }
             AudioPlayer.player.seekTo((int) (AudioPlayer.player.getDuration() * progress));
+            isEarpieceBefore = earpiece;
         }
     }
 
@@ -233,7 +238,7 @@ public class AudioPlayer implements View.OnClickListener, MediaPlayer.OnCompleti
         if (AudioPlayer.player.isPlaying()) {
             AudioPlayer.player.stop();
         }
-        releaseAudiFocus();
+        releaseAudioFocus();
         AudioPlayer.player.release();
         messageAdapter.flagScreenOff();
         releaseProximityWakeLock();
@@ -379,7 +384,7 @@ public class AudioPlayer implements View.OnClickListener, MediaPlayer.OnCompleti
         if (AudioPlayer.player.getAudioStreamType() != streamType) {
             synchronized (AudioPlayer.LOCK) {
                 AudioPlayer.player.stop();
-                releaseAudiFocus();
+                releaseAudioFocus();
                 AudioPlayer.player.release();
                 AudioPlayer.player = null;
                 try {
@@ -457,7 +462,7 @@ public class AudioPlayer implements View.OnClickListener, MediaPlayer.OnCompleti
         }
     }
 
-    private void releaseAudiFocus() {
+    private void releaseAudioFocus() {
         AudioManager am = (AudioManager) messageAdapter.getActivity().getSystemService(Context.AUDIO_SERVICE);
         if (am != null) {
             am.abandonAudioFocus(this);

src/main/java/eu/siacs/conversations/services/XmppConnectionService.java

@@ -1055,6 +1055,10 @@ public class XmppConnectionService extends Service {
         }
     }
 
+    public boolean pauseVoiceOnMoveFromEar() {
+        return getBooleanPreference(SettingsActivity.PAUSE_VOICE, R.bool.pause_voice);
+    }
+
     public boolean easyDownloader() {
         return getBooleanPreference(SettingsActivity.EASY_DOWNLOADER, R.bool.easy_downloader);
     }

src/main/java/eu/siacs/conversations/ui/SettingsActivity.java

@@ -84,6 +84,7 @@ public class SettingsActivity extends XmppActivity implements
     public static final String EASY_DOWNLOADER = "easy_downloader";
     public static final String MIN_ANDROID_SDK21_SHOWN = "min_android_sdk21_shown";
     public static final String INDIVIDUAL_NOTIFICATION_PREFIX = "individual_notification_set_";
+    public static final String PAUSE_VOICE = "pause_voice_on_move_from_ear";
 
     public static final int REQUEST_CREATE_BACKUP = 0xbf8701;
     Preference multiAccountPreference;

src/main/java/eu/siacs/conversations/ui/adapter/MessageAdapter.java

@@ -152,6 +152,10 @@ public class MessageAdapter extends ArrayAdapter<Message> {
         activity.getWindow().clearFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
     }
 
+    public boolean autoPauseVoice() {
+        return activity.xmppConnectionService.pauseVoiceOnMoveFromEar();
+    }
+
     public void setVolumeControl(final int stream) {
         activity.setVolumeControlStream(stream);
     }

src/main/res/values/defaults.xml

@@ -90,6 +90,7 @@
     <integer name="high_video_res">1080</integer>
     <bool name="easy_downloader">true</bool>
     <bool name="hide_memory_warning">false</bool>
+    <bool name="pause_voice">false</bool>
     <integer name="individual_notification">0</integer>
 
     <string-array name="domains">

src/main/res/values/strings.xml

@@ -1139,4 +1139,6 @@
     <string name="error_security_exception">The app you used to share this file did not provide enough permissions.</string>
     <string name="unable_to_enable_video">Unable to enable video.</string>
     <string name="delete_recording_dialog_message">Do you really want to cancel and delete your recording?</string>
+    <string name="pref_pause_voice_on_move_from_ear">Pause voice message automatically</string>
+    <string name="pref_pause_voice_on_move_from_ear_summary">Pause the current voice message when you move your device away from your ear.</string>
 </resources>

src/main/res/xml/preferences.xml

@@ -492,6 +492,11 @@
                 android:key="remove_trusted_certificates"
                 android:summary="@string/pref_remove_trusted_certificates_summary"
                 android:title="@string/pref_remove_trusted_certificates_title" />
+            <CheckBoxPreference
+                android:defaultValue="@bool/pause_voice"
+                android:key="pause_voice_on_move_from_ear"
+                android:summary="@string/pref_pause_voice_on_move_from_ear_summary"
+                android:title="@string/pref_pause_voice_on_move_from_ear" />
         </PreferenceCategory>
         <PreferenceCategory
             android:key="connection_options"