#669 On Audio Books/Podcasts replace back/forward with rewind/fast forward

33 files changed, 239 insertions, 23 deletions

diff --git a/app/src/main/java/github/daneren2005/dsub/activity/SubsonicFragmentActivity.java b/app/src/main/java/github/daneren2005/dsub/activity/SubsonicFragmentActivity.java
index 487ad83c..8273f61c 100644
--- a/app/src/main/java/github/daneren2005/dsub/activity/SubsonicFragmentActivity.java
+++ b/app/src/main/java/github/daneren2005/dsub/activity/SubsonicFragmentActivity.java
@@ -107,6 +107,10 @@ public class SubsonicFragmentActivity extends SubsonicActivity implements Downlo
 	private long lastBackPressTime = 0;
 	private DownloadFile currentPlaying;
 	private PlayerState currentState;
+	private ImageButton previousButton;
+	private ImageButton nextButton;
+	private ImageButton rewindButton;
+	private ImageButton fastforwardButton;
 
 	@Override
 	public void onCreate(Bundle savedInstanceState) {
@@ -267,7 +271,25 @@ public class SubsonicFragmentActivity extends SubsonicActivity implements Downlo
 			trans.commit();
 		}
 
-		ImageButton previousButton = (ImageButton) findViewById(R.id.download_previous);
+		rewindButton = (ImageButton) findViewById(R.id.download_rewind);
+		rewindButton.setOnClickListener(new View.OnClickListener() {
+			@Override
+			public void onClick(View v) {
+				new SilentBackgroundTask<Void>(SubsonicFragmentActivity.this) {
+					@Override
+					protected Void doInBackground() throws Throwable {
+						if (getDownloadService() == null) {
+							return null;
+						}
+
+						getDownloadService().rewind();
+						return null;
+					}
+				}.execute();
+			}
+		});
+
+		previousButton = (ImageButton) findViewById(R.id.download_previous);
 		previousButton.setOnClickListener(new View.OnClickListener() {
 			@Override
 			public void onClick(View v) {
@@ -305,7 +327,7 @@ public class SubsonicFragmentActivity extends SubsonicActivity implements Downlo
 			}
 		});
 
-		ImageButton nextButton = (ImageButton) findViewById(R.id.download_next);
+		nextButton = (ImageButton) findViewById(R.id.download_next);
 		nextButton.setOnClickListener(new View.OnClickListener() {
 			@Override
 			public void onClick(View v) {
@@ -322,6 +344,24 @@ public class SubsonicFragmentActivity extends SubsonicActivity implements Downlo
 				}.execute();
 			}
 		});
+
+		fastforwardButton = (ImageButton) findViewById(R.id.download_fastforward);
+		fastforwardButton.setOnClickListener(new View.OnClickListener() {
+			@Override
+			public void onClick(View v) {
+				new SilentBackgroundTask<Void>(SubsonicFragmentActivity.this) {
+					@Override
+					protected Void doInBackground() throws Throwable {
+						if (getDownloadService() == null) {
+							return null;
+						}
+
+						getDownloadService().fastForward();
+						return null;
+					}
+				}.execute();
+			}
+		});
 	}
 
 	@Override
@@ -875,6 +915,20 @@ public class SubsonicFragmentActivity extends SubsonicActivity implements Downlo
 			}
 			getImageLoader().loadImage(coverArtView, song, false, height, false);
 		}
+
+		if(currentPlaying != null && currentPlaying.getSong() != null && (currentPlaying.getSong().isPodcast() || currentPlaying.getSong().isAudioBook())) {
+			previousButton.setVisibility(View.GONE);
+			nextButton.setVisibility(View.GONE);
+
+			rewindButton.setVisibility(View.VISIBLE);
+			fastforwardButton.setVisibility(View.VISIBLE);
+		} else {
+			previousButton.setVisibility(View.VISIBLE);
+			nextButton.setVisibility(View.VISIBLE);
+
+			rewindButton.setVisibility(View.GONE);
+			fastforwardButton.setVisibility(View.GONE);
+		}
 	}
 
 	@Override
diff --git a/app/src/main/java/github/daneren2005/dsub/fragments/NowPlayingFragment.java b/app/src/main/java/github/daneren2005/dsub/fragments/NowPlayingFragment.java
index 9bca096b..c8e99f51 100644
--- a/app/src/main/java/github/daneren2005/dsub/fragments/NowPlayingFragment.java
+++ b/app/src/main/java/github/daneren2005/dsub/fragments/NowPlayingFragment.java
@@ -88,7 +88,6 @@ import java.util.concurrent.ScheduledFuture;
 public class NowPlayingFragment extends SubsonicFragment implements OnGestureListener, SectionAdapter.OnItemClickedListener<DownloadFile>, OnSongChangedListener {
 	private static final String TAG = NowPlayingFragment.class.getSimpleName();
 	private static final int PERCENTAGE_OF_SCREEN_FOR_SWIPE = 10;
-	private static final int INCREMENT_TIME = 5000;
 
 	private static final int ACTION_PREVIOUS = 1;
 	private static final int ACTION_NEXT = 2;
@@ -106,6 +105,8 @@ public class NowPlayingFragment extends SubsonicFragment implements OnGestureLis
 	private SeekBar progressBar;
 	private AutoRepeatButton previousButton;
 	private AutoRepeatButton nextButton;
+	private AutoRepeatButton rewindButton;
+	private AutoRepeatButton fastforwardButton;
 	private View pauseButton;
 	private View stopButton;
 	private View startButton;
@@ -172,6 +173,8 @@ public class NowPlayingFragment extends SubsonicFragment implements OnGestureLis
 		progressBar = (SeekBar)rootView.findViewById(R.id.download_progress_bar);
 		previousButton = (AutoRepeatButton)rootView.findViewById(R.id.download_previous);
 		nextButton = (AutoRepeatButton)rootView.findViewById(R.id.download_next);
+		rewindButton = (AutoRepeatButton) rootView.findViewById(R.id.download_rewind);
+		fastforwardButton = (AutoRepeatButton) rootView.findViewById(R.id.download_fastforward);
 		pauseButton =rootView.findViewById(R.id.download_pause);
 		stopButton =rootView.findViewById(R.id.download_stop);
 		startButton =rootView.findViewById(R.id.download_start);
@@ -240,7 +243,7 @@ public class NowPlayingFragment extends SubsonicFragment implements OnGestureLis
 		});
 		previousButton.setOnRepeatListener(new Runnable() {
 			public void run() {
-				changeProgress(-INCREMENT_TIME);
+				changeProgress(true);
 			}
 		});
 
@@ -260,10 +263,35 @@ public class NowPlayingFragment extends SubsonicFragment implements OnGestureLis
 		});
 		nextButton.setOnRepeatListener(new Runnable() {
 			public void run() {
-				changeProgress(INCREMENT_TIME);
+				changeProgress(false);
 			}
 		});
 
+		rewindButton.setOnClickListener(new View.OnClickListener() {
+			@Override
+			public void onClick(View view) {
+				changeProgress(true);
+			}
+		});
+		rewindButton.setOnRepeatListener(new Runnable() {
+			public void run() {
+				changeProgress(true);
+			}
+		});
+
+		fastforwardButton.setOnClickListener(new View.OnClickListener() {
+			@Override
+			public void onClick(View view) {
+				changeProgress(false);
+			}
+		});
+		fastforwardButton.setOnRepeatListener(new Runnable() {
+			public void run() {
+				changeProgress(false);
+			}
+		});
+
+
 		pauseButton.setOnClickListener(new View.OnClickListener() {
 			@Override
 			public void onClick(View view) {
@@ -948,31 +976,22 @@ public class NowPlayingFragment extends SubsonicFragment implements OnGestureLis
 		}
 	}
 
-	private void changeProgress(final int ms) {
+	private void changeProgress(final boolean rewind) {
 		final DownloadService downloadService = getDownloadService();
 		if(downloadService == null) {
 			return;
 		}
 
 		new SilentBackgroundTask<Void>(context) {
-			boolean isJukeboxEnabled;
-			int msPlayed;
-			Integer duration;
-			PlayerState playerState;
 			int seekTo;
 
 			@Override
 			protected Void doInBackground() throws Throwable {
-				msPlayed = Math.max(0, downloadService.getPlayerPosition());
-				duration = downloadService.getPlayerDuration();
-				playerState = getDownloadService().getPlayerState();
-				int msTotal = duration == null ? 0 : duration;
-				if(msPlayed + ms > msTotal) {
-					seekTo = msTotal;
+				if(rewind) {
+					seekTo = downloadService.rewind();
 				} else {
-					seekTo = msPlayed + ms;
+					seekTo = downloadService.fastForward();
 				}
-				downloadService.seekTo(seekTo);
 				return null;
 			}
 
@@ -1169,6 +1188,20 @@ public class NowPlayingFragment extends SubsonicFragment implements OnGestureLis
 	public void onSongChanged(DownloadFile currentPlaying, int currentPlayingIndex) {
 		this.currentPlaying = currentPlaying;
 		setupSubtitle(currentPlayingIndex);
+
+		if(currentPlaying != null && currentPlaying.getSong() != null && (currentPlaying.getSong().isPodcast() || currentPlaying.getSong().isAudioBook())) {
+			previousButton.setVisibility(View.GONE);
+			nextButton.setVisibility(View.GONE);
+
+			rewindButton.setVisibility(View.VISIBLE);
+			fastforwardButton.setVisibility(View.VISIBLE);
+		} else {
+			previousButton.setVisibility(View.VISIBLE);
+			nextButton.setVisibility(View.VISIBLE);
+
+			rewindButton.setVisibility(View.GONE);
+			fastforwardButton.setVisibility(View.GONE);
+		}
 	}
 
 	private void setupSubtitle(int currentPlayingIndex) {
diff --git a/app/src/main/java/github/daneren2005/dsub/service/DownloadService.java b/app/src/main/java/github/daneren2005/dsub/service/DownloadService.java
index 2d46c1d4..01007b68 100644
--- a/app/src/main/java/github/daneren2005/dsub/service/DownloadService.java
+++ b/app/src/main/java/github/daneren2005/dsub/service/DownloadService.java
@@ -1131,6 +1131,27 @@ public class DownloadService extends Service {
 			handleError(x);
 		}
 	}
+	public synchronized int rewind() {
+		return seekToWrapper(-REWIND);
+	}
+	public synchronized int fastForward() {
+		return seekToWrapper(FAST_FORWARD);
+	}
+	protected int seekToWrapper(int difference) {
+		int msPlayed = Math.max(0, getPlayerPosition());
+		Integer duration = getPlayerDuration();
+		int msTotal = duration == null ? 0 : duration;
+
+		int seekTo;
+		if(msPlayed + difference > msTotal) {
+			seekTo = msTotal;
+		} else {
+			seekTo = msPlayed + difference;
+		}
+		seekTo(seekTo);
+
+		return seekTo;
+	}
 
 	public synchronized void previous() {
 		int index = getCurrentPlayingIndex();
diff --git a/app/src/main/java/github/daneren2005/dsub/service/DownloadServiceLifecycleSupport.java b/app/src/main/java/github/daneren2005/dsub/service/DownloadServiceLifecycleSupport.java
index fe75e248..8c61464f 100644
--- a/app/src/main/java/github/daneren2005/dsub/service/DownloadServiceLifecycleSupport.java
+++ b/app/src/main/java/github/daneren2005/dsub/service/DownloadServiceLifecycleSupport.java
@@ -408,6 +408,12 @@ public class DownloadServiceLifecycleSupport {
 				case KeyEvent.KEYCODE_MEDIA_NEXT:
 					downloadService.next();
 					break;
+				case KeyEvent.KEYCODE_MEDIA_REWIND:
+					downloadService.rewind();
+					break;
+				case KeyEvent.KEYCODE_MEDIA_FAST_FORWARD:
+					downloadService.fastForward();
+					break;
 				case RemoteControlClient.FLAG_KEY_MEDIA_STOP:
 				case KeyEvent.KEYCODE_MEDIA_STOP:
 					downloadService.stop();
diff --git a/app/src/main/java/github/daneren2005/dsub/util/Notifications.java b/app/src/main/java/github/daneren2005/dsub/util/Notifications.java
index a59a9766..e4f9edeb 100644
--- a/app/src/main/java/github/daneren2005/dsub/util/Notifications.java
+++ b/app/src/main/java/github/daneren2005/dsub/util/Notifications.java
@@ -104,7 +104,7 @@ public final class Notifications {
 			handler.post(new Runnable() {
 				@Override
 				public void run() {
-					if(playing) {
+					if (playing) {
 						downloadService.startForeground(NOTIFICATION_ID_PLAYING, notification);
 					} else {
 						playShowing = false;
@@ -121,7 +121,8 @@ public final class Notifications {
 		DSubWidgetProvider.notifyInstances(context, downloadService, playing);
 	}
 
-	private static void setupViews(RemoteViews rv, Context context, MusicDirectory.Entry song, boolean expanded, boolean playing, boolean remote){
+	private static void setupViews(RemoteViews rv, Context context, MusicDirectory.Entry song, boolean expanded, boolean playing, boolean remote) {
+		boolean isLongFile = song.isAudioBook() || song.isPodcast();
 
 		// Use the same text for the ticker and the expanded notification
 		String title = song.getTitle();
@@ -156,20 +157,47 @@ public final class Notifications {
 		if(persistent) {
 			if(expanded) {
 				rv.setImageViewResource(R.id.control_pause, playing ? R.drawable.notification_pause : R.drawable.notification_start);
+
+				if(isLongFile && playing) {
+					rv.setImageViewResource(R.id.control_previous, R.drawable.notification_rewind);
+					rv.setImageViewResource(R.id.control_next, R.drawable.notification_fastforward);
+				} else {
+					rv.setImageViewResource(R.id.control_previous, R.drawable.notification_backward);
+					rv.setImageViewResource(R.id.control_next, R.drawable.notification_forward);
+				}
 			} else {
 				rv.setImageViewResource(R.id.control_previous, playing ? R.drawable.notification_pause : R.drawable.notification_start);
-				rv.setImageViewResource(R.id.control_pause, R.drawable.notification_forward);
+				if(isLongFile && playing) {
+					rv.setImageViewResource(R.id.control_pause, R.drawable.notification_fastforward);
+				} else {
+					rv.setImageViewResource(R.id.control_pause, R.drawable.notification_forward);
+				}
 				rv.setImageViewResource(R.id.control_next, R.drawable.notification_close);
 			}
+		} else if(isLongFile) {
+			rv.setImageViewResource(R.id.control_previous, R.drawable.notification_rewind);
+			rv.setImageViewResource(R.id.control_next, R.drawable.notification_fastforward);
+		} else {
+			// Necessary for switching back since it appears to re-use the same layout
+			rv.setImageViewResource(R.id.control_previous, R.drawable.notification_backward);
+			rv.setImageViewResource(R.id.control_next, R.drawable.notification_forward);
 		}
 
 		// Create actions for media buttons
 		PendingIntent pendingIntent;
-		int previous = 0, pause = 0, next = 0, close = 0;
+		int previous = 0, pause = 0, next = 0, close = 0, rewind = 0, fastForward = 0;
 		if(persistent && !expanded) {
 			pause = R.id.control_previous;
-			next = R.id.control_pause;
+			if(isLongFile && playing) {
+				fastForward = R.id.control_pause;
+			} else {
+				next = R.id.control_pause;
+			}
 			close = R.id.control_next;
+		} else if(isLongFile && (!persistent || (expanded && playing))) {
+			rewind = R.id.control_previous;
+			pause = R.id.control_pause;
+			fastForward = R.id.control_next;
 		} else {
 			previous = R.id.control_previous;
 			pause = R.id.control_pause;
@@ -188,6 +216,13 @@ public final class Notifications {
 			pendingIntent = PendingIntent.getService(context, 0, prevIntent, 0);
 			rv.setOnClickPendingIntent(previous, pendingIntent);
 		}
+		if(rewind > 0) {
+			Intent rewindIntent = new Intent("KEYCODE_MEDIA_REWIND");
+			rewindIntent.setComponent(new ComponentName(context, DownloadService.class));
+			rewindIntent.putExtra(Intent.EXTRA_KEY_EVENT, new KeyEvent(KeyEvent.ACTION_DOWN, KeyEvent.KEYCODE_MEDIA_REWIND));
+			pendingIntent = PendingIntent.getService(context, 0, rewindIntent, 0);
+			rv.setOnClickPendingIntent(rewind, pendingIntent);
+		}
 		if(pause > 0) {
 			if(playing) {
 				Intent pauseIntent = new Intent("KEYCODE_MEDIA_PLAY_PAUSE");
@@ -210,6 +245,13 @@ public final class Notifications {
 			pendingIntent = PendingIntent.getService(context, 0, nextIntent, 0);
 			rv.setOnClickPendingIntent(next, pendingIntent);
 		}
+		if(fastForward > 0) {
+			Intent fastForwardIntent = new Intent("KEYCODE_MEDIA_FAST_FORWARD");
+			fastForwardIntent.setComponent(new ComponentName(context, DownloadService.class));
+			fastForwardIntent.putExtra(Intent.EXTRA_KEY_EVENT, new KeyEvent(KeyEvent.ACTION_DOWN, KeyEvent.KEYCODE_MEDIA_FAST_FORWARD));
+			pendingIntent = PendingIntent.getService(context, 0, fastForwardIntent, 0);
+			rv.setOnClickPendingIntent(fastForward, pendingIntent);
+		}
 		if(close > 0) {
 			Intent prevIntent = new Intent("KEYCODE_MEDIA_STOP");
 			prevIntent.setComponent(new ComponentName(context, DownloadService.class));
diff --git a/app/src/main/res/drawable-hdpi/media_fastforward_dark.png b/app/src/main/res/drawable-hdpi/media_fastforward_dark.png
new file mode 100644
index 00000000..eab0cdfd
--- /dev/null
+++ b/app/src/main/res/drawable-hdpi/media_fastforward_dark.png
diff --git a/app/src/main/res/drawable-hdpi/media_fastforward_light.png b/app/src/main/res/drawable-hdpi/media_fastforward_light.png
new file mode 100644
index 00000000..905faa9c
--- /dev/null
+++ b/app/src/main/res/drawable-hdpi/media_fastforward_light.png
diff --git a/app/src/main/res/drawable-hdpi/media_rewind_dark.png b/app/src/main/res/drawable-hdpi/media_rewind_dark.png
new file mode 100644
index 00000000..5d2d62a7
--- /dev/null
+++ b/app/src/main/res/drawable-hdpi/media_rewind_dark.png
diff --git a/app/src/main/res/drawable-hdpi/media_rewind_light.png b/app/src/main/res/drawable-hdpi/media_rewind_light.png
new file mode 100644
index 00000000..15bc91a8
--- /dev/null
+++ b/app/src/main/res/drawable-hdpi/media_rewind_light.png
diff --git a/app/src/main/res/drawable-mdpi/media_fastforward_dark.png b/app/src/main/res/drawable-mdpi/media_fastforward_dark.png
new file mode 100644
index 00000000..f999e0b8
--- /dev/null
+++ b/app/src/main/res/drawable-mdpi/media_fastforward_dark.png
diff --git a/app/src/main/res/drawable-mdpi/media_fastforward_light.png b/app/src/main/res/drawable-mdpi/media_fastforward_light.png
new file mode 100644
index 00000000..23107742
--- /dev/null
+++ b/app/src/main/res/drawable-mdpi/media_fastforward_light.png
diff --git a/app/src/main/res/drawable-mdpi/media_rewind_dark.png b/app/src/main/res/drawable-mdpi/media_rewind_dark.png
new file mode 100644
index 00000000..2ecda48a
--- /dev/null
+++ b/app/src/main/res/drawable-mdpi/media_rewind_dark.png
diff --git a/app/src/main/res/drawable-mdpi/media_rewind_light.png b/app/src/main/res/drawable-mdpi/media_rewind_light.png
new file mode 100644
index 00000000..f7c9b303
--- /dev/null
+++ b/app/src/main/res/drawable-mdpi/media_rewind_light.png
diff --git a/app/src/main/res/drawable-v21/notification_fastforward.xml b/app/src/main/res/drawable-v21/notification_fastforward.xml
new file mode 100644
index 00000000..d0ab76a2
--- /dev/null
+++ b/app/src/main/res/drawable-v21/notification_fastforward.xml
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<bitmap
+	xmlns:android="http://schemas.android.com/apk/res/android"
+	android:src="@drawable/media_fastforward_light"/>
\ No newline at end of file
diff --git a/app/src/main/res/drawable-v21/notification_rewind.xml b/app/src/main/res/drawable-v21/notification_rewind.xml
new file mode 100644
index 00000000..25a16a02
--- /dev/null
+++ b/app/src/main/res/drawable-v21/notification_rewind.xml
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<bitmap
+	xmlns:android="http://schemas.android.com/apk/res/android"
+	android:src="@drawable/media_rewind_light"/>
\ No newline at end of file
diff --git a/app/src/main/res/drawable-xhdpi/media_fastforward_dark.png b/app/src/main/res/drawable-xhdpi/media_fastforward_dark.png
new file mode 100644
index 00000000..3c653286
--- /dev/null
+++ b/app/src/main/res/drawable-xhdpi/media_fastforward_dark.png
diff --git a/app/src/main/res/drawable-xhdpi/media_fastforward_light.png b/app/src/main/res/drawable-xhdpi/media_fastforward_light.png
new file mode 100644
index 00000000..f105b458
--- /dev/null
+++ b/app/src/main/res/drawable-xhdpi/media_fastforward_light.png
diff --git a/app/src/main/res/drawable-xhdpi/media_rewind_dark.png b/app/src/main/res/drawable-xhdpi/media_rewind_dark.png
new file mode 100644
index 00000000..08fdff06
--- /dev/null
+++ b/app/src/main/res/drawable-xhdpi/media_rewind_dark.png
diff --git a/app/src/main/res/drawable-xhdpi/media_rewind_light.png b/app/src/main/res/drawable-xhdpi/media_rewind_light.png
new file mode 100644
index 00000000..3998f715
--- /dev/null
+++ b/app/src/main/res/drawable-xhdpi/media_rewind_light.png
diff --git a/app/src/main/res/drawable-xxhdpi/media_fastforward_dark.png b/app/src/main/res/drawable-xxhdpi/media_fastforward_dark.png
new file mode 100644
index 00000000..90f045ea
--- /dev/null
+++ b/app/src/main/res/drawable-xxhdpi/media_fastforward_dark.png
diff --git a/app/src/main/res/drawable-xxhdpi/media_fastforward_light.png b/app/src/main/res/drawable-xxhdpi/media_fastforward_light.png
new file mode 100644
index 00000000..73f0fba4
--- /dev/null
+++ b/app/src/main/res/drawable-xxhdpi/media_fastforward_light.png
diff --git a/app/src/main/res/drawable-xxhdpi/media_rewind_dark.png b/app/src/main/res/drawable-xxhdpi/media_rewind_dark.png
new file mode 100644
index 00000000..ff5bda9a
--- /dev/null
+++ b/app/src/main/res/drawable-xxhdpi/media_rewind_dark.png
diff --git a/app/src/main/res/drawable-xxhdpi/media_rewind_light.png b/app/src/main/res/drawable-xxhdpi/media_rewind_light.png
new file mode 100644
index 00000000..c50c0825
--- /dev/null
+++ b/app/src/main/res/drawable-xxhdpi/media_rewind_light.png
diff --git a/app/src/main/res/drawable-xxxhdpi/media_fastforward_dark.png b/app/src/main/res/drawable-xxxhdpi/media_fastforward_dark.png
new file mode 100644
index 00000000..63ac58e0
--- /dev/null
+++ b/app/src/main/res/drawable-xxxhdpi/media_fastforward_dark.png
diff --git a/app/src/main/res/drawable-xxxhdpi/media_fastforward_light.png b/app/src/main/res/drawable-xxxhdpi/media_fastforward_light.png
new file mode 100644
index 00000000..d2f7506b
--- /dev/null
+++ b/app/src/main/res/drawable-xxxhdpi/media_fastforward_light.png
diff --git a/app/src/main/res/drawable-xxxhdpi/media_rewind_dark.png b/app/src/main/res/drawable-xxxhdpi/media_rewind_dark.png
new file mode 100644
index 00000000..e911b342
--- /dev/null
+++ b/app/src/main/res/drawable-xxxhdpi/media_rewind_dark.png
diff --git a/app/src/main/res/drawable-xxxhdpi/media_rewind_light.png b/app/src/main/res/drawable-xxxhdpi/media_rewind_light.png
new file mode 100644
index 00000000..461118f1
--- /dev/null
+++ b/app/src/main/res/drawable-xxxhdpi/media_rewind_light.png
diff --git a/app/src/main/res/drawable/notification_fastforward.xml b/app/src/main/res/drawable/notification_fastforward.xml
new file mode 100644
index 00000000..355c6a5b
--- /dev/null
+++ b/app/src/main/res/drawable/notification_fastforward.xml
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<bitmap
+	xmlns:android="http://schemas.android.com/apk/res/android"
+	android:src="@drawable/media_fastforward_dark"/>
\ No newline at end of file
diff --git a/app/src/main/res/drawable/notification_rewind.xml b/app/src/main/res/drawable/notification_rewind.xml
new file mode 100644
index 00000000..ab7827a9
--- /dev/null
+++ b/app/src/main/res/drawable/notification_rewind.xml
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<bitmap
+	xmlns:android="http://schemas.android.com/apk/res/android"
+	android:src="@drawable/media_rewind_dark"/>
\ No newline at end of file
diff --git a/app/src/main/res/layout/abstract_fragment_activity.xml b/app/src/main/res/layout/abstract_fragment_activity.xml
index 180cce97..462ee7ef 100644
--- a/app/src/main/res/layout/abstract_fragment_activity.xml
+++ b/app/src/main/res/layout/abstract_fragment_activity.xml
@@ -105,6 +105,13 @@
 
 					<ImageButton
 						style="@style/PlaybackControl.BottomBar"
+						android:id="@+id/download_rewind"
+						android:src="?attr/actionbar_rewind"
+						android:padding="2dp"
+						android:visibility="gone"/>
+
+					<ImageButton
+						style="@style/PlaybackControl.BottomBar"
 						android:id="@+id/download_previous"
 						android:src="?attr/actionbar_backward"
 						android:padding="2dp"/>
@@ -119,6 +126,13 @@
 						android:id="@+id/download_next"
 						android:src="?attr/actionbar_forward"
 						android:padding="2dp"/>
+
+					<ImageButton
+						style="@style/PlaybackControl.BottomBar"
+						android:id="@+id/download_fastforward"
+						android:src="?attr/actionbar_fastforward"
+						android:padding="2dp"
+						android:visibility="gone"/>
 				</LinearLayout>
 			</LinearLayout>
 		</FrameLayout>
diff --git a/app/src/main/res/layout/download_media_buttons.xml b/app/src/main/res/layout/download_media_buttons.xml
index 58fda5c0..0610c5f9 100644
--- a/app/src/main/res/layout/download_media_buttons.xml
+++ b/app/src/main/res/layout/download_media_buttons.xml
@@ -21,6 +21,14 @@
             android:layout_centerVertical="true"
             />
 
+	<github.daneren2005.dsub.view.AutoRepeatButton
+		style="@style/PlaybackControl.Large"
+		android:id="@+id/download_rewind"
+		android:src="?attr/media_button_rewind"
+		android:layout_toLeftOf="@+id/download_pause"
+		android:layout_centerVertical="true"
+		android:visibility="invisible"/>
+
     <ImageButton
             style="@style/PlaybackControl.Large"
             android:id="@+id/download_pause"
@@ -44,6 +52,14 @@
             android:layout_centerInParent="true"
             />
 
+	<github.daneren2005.dsub.view.AutoRepeatButton
+		style="@style/PlaybackControl.Large"
+		android:id="@+id/download_fastforward"
+		android:src="?attr/media_button_fastforward"
+		android:layout_toRightOf="@+id/download_start"
+		android:layout_centerVertical="true"
+		android:visibility="invisible"/>
+
     <github.daneren2005.dsub.view.AutoRepeatButton
             style="@style/PlaybackControl.Small"
             android:id="@+id/download_next"
diff --git a/app/src/main/res/values/attrs.xml b/app/src/main/res/values/attrs.xml
index c8553dc0..2d3794d6 100644
--- a/app/src/main/res/values/attrs.xml
+++ b/app/src/main/res/values/attrs.xml
@@ -3,6 +3,8 @@
     <attr name="offline_icon" format="reference"/>
     <attr name="media_button_backward" format="reference"/>
     <attr name="media_button_forward" format="reference"/>
+	<attr name="media_button_rewind" format="reference"/>
+	<attr name="media_button_fastforward" format="reference"/>
     <attr name="media_button_pause" format="reference"/>
     <attr name="media_button_repeat_off" format="reference"/>
 	<attr name="media_button_repeat_single" format="reference"/>
@@ -14,6 +16,8 @@
 	<attr name="actionbar_pause" format="reference"/>
 	<attr name="actionbar_start" format="reference"/>
 	<attr name="actionbar_stop" format="reference"/>
+	<attr name="actionbar_rewind" format="reference"/>
+	<attr name="actionbar_fastforward" format="reference"/>
 	<attr name="chat_send" format="reference"/>
 	<attr name="add" format="reference"/>
 	<attr name="download_none" format="reference"/>
diff --git a/app/src/main/res/values/themes.xml b/app/src/main/res/values/themes.xml
index 4915c012..e86084b0 100644
--- a/app/src/main/res/values/themes.xml
+++ b/app/src/main/res/values/themes.xml
@@ -4,6 +4,8 @@
 		<item name="offline_icon">@drawable/main_offline_light</item>
 		<item name="media_button_backward">@drawable/media_backward_light</item>
 		<item name="media_button_forward">@drawable/media_forward_light</item>
+		<item name="media_button_rewind">@drawable/media_rewind_light</item>
+		<item name="media_button_fastforward">@drawable/media_fastforward_light</item>
 		<item name="media_button_pause">@drawable/media_pause_light</item>
 		<item name="media_button_repeat_off">@drawable/media_repeat_off_light</item>
 		<item name="media_button_repeat_single">@drawable/media_repeat_single_light</item>
@@ -15,6 +17,8 @@
 		<item name="actionbar_pause">@drawable/media_pause_dark</item>
 		<item name="actionbar_start">@drawable/media_start_dark</item>
 		<item name="actionbar_stop">@drawable/media_stop_dark</item>
+		<item name="actionbar_rewind">@drawable/media_rewind_dark</item>
+		<item name="actionbar_fastforward">@drawable/media_fastforward_dark</item>
 		<item name="chat_send">@drawable/ic_menu_chat_send_light</item>
 		<item name="add">@drawable/ic_action_add_dark</item>
 		<item name="download_none">@drawable/download_none_light</item>
@@ -70,6 +74,8 @@
 		<item name="offline_icon">@drawable/main_offline_dark</item>
 		<item name="media_button_backward">@drawable/media_backward_dark</item>
 		<item name="media_button_forward">@drawable/media_forward_dark</item>
+		<item name="media_button_rewind">@drawable/media_rewind_dark</item>
+		<item name="media_button_fastforward">@drawable/media_fastforward_dark</item>
 		<item name="media_button_pause">@drawable/media_pause_dark</item>
 		<item name="media_button_repeat_off">@drawable/media_repeat_off_dark</item>
 		<item name="media_button_repeat_single">@drawable/media_repeat_single_dark</item>
@@ -81,6 +87,8 @@
 		<item name="actionbar_pause">@drawable/media_pause_dark</item>
 		<item name="actionbar_start">@drawable/media_start_dark</item>
 		<item name="actionbar_stop">@drawable/media_stop_dark</item>
+		<item name="actionbar_rewind">@drawable/media_rewind_dark</item>
+		<item name="actionbar_fastforward">@drawable/media_fastforward_dark</item>
 		<item name="chat_send">@drawable/ic_menu_chat_send_dark</item>
 		<item name="add">@drawable/ic_action_add_dark</item>
 		<item name="download_none">@drawable/download_none_dark</item>
@@ -183,6 +191,8 @@
 		<item name="actionbar_pause">@drawable/media_pause_light</item>
 		<item name="actionbar_start">@drawable/media_start_light</item>
 		<item name="actionbar_stop">@drawable/media_stop_light</item>
+		<item name="actionbar_rewind">@drawable/media_rewind_light</item>
+		<item name="actionbar_fastforward">@drawable/media_fastforward_light</item>
 		<item name="add">@drawable/ic_action_add_light</item>
 		<item name="shuffle">@drawable/ic_menu_shuffle_light</item>
 		<item name="refresh">@drawable/ic_menu_refresh_light</item>