- Added move mechanic to background player through handles (on both thumbnail and icon).

- Added remove and open detail as long click popup dropdown on background player.
- Vastly simplified list manipulation in MediaSourceManager by delegating most control to DynamicConcatenatingMediaSource.

app/src/main/java/org/schabi/newpipe/player/BackgroundPlayer.java

@@ -155,18 +155,6 @@ public final class BackgroundPlayer extends Service {
         context.sendBroadcast(new Intent(Intent.ACTION_CLOSE_SYSTEM_DIALOGS));
     }
 
-    public void onOpenDetail(Context context, String videoUrl, String videoTitle) {
-        if (DEBUG) Log.d(TAG, "onOpenDetail() called with: context = [" + context + "], videoUrl = [" + videoUrl + "]");
-        Intent i = new Intent(context, MainActivity.class);
-        i.putExtra(Constants.KEY_SERVICE_ID, 0);
-        i.putExtra(Constants.KEY_URL, videoUrl);
-        i.putExtra(Constants.KEY_TITLE, videoTitle);
-        i.putExtra(Constants.KEY_LINK_TYPE, StreamingService.LinkType.STREAM);
-        i.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
-        context.startActivity(i);
-        context.sendBroadcast(new Intent(Intent.ACTION_CLOSE_SYSTEM_DIALOGS));
-    }
-
     private void onClose() {
         if (basePlayerImpl != null) {
             basePlayerImpl.stopActivityBinding();

app/src/main/java/org/schabi/newpipe/player/BackgroundPlayerActivity.java

@@ -1,6 +1,7 @@
 package org.schabi.newpipe.player;
 
 import android.content.ComponentName;
+import android.content.Context;
 import android.content.Intent;
 import android.content.ServiceConnection;
 import android.os.Build;
@@ -10,21 +11,28 @@ import android.support.v7.app.AppCompatActivity;
 import android.support.v7.widget.LinearLayoutManager;
 import android.support.v7.widget.RecyclerView;
 import android.support.v7.widget.Toolbar;
+import android.support.v7.widget.helper.ItemTouchHelper;
 import android.util.Log;
+import android.view.Menu;
 import android.view.MenuItem;
 import android.view.View;
 import android.widget.ImageButton;
+import android.widget.PopupMenu;
 import android.widget.SeekBar;
 import android.widget.TextView;
 
 import com.google.android.exoplayer2.PlaybackParameters;
 import com.google.android.exoplayer2.Player;
 
+import org.schabi.newpipe.MainActivity;
 import org.schabi.newpipe.R;
+import org.schabi.newpipe.extractor.StreamingService;
 import org.schabi.newpipe.extractor.stream.StreamInfo;
 import org.schabi.newpipe.playlist.PlayQueueItem;
 import org.schabi.newpipe.playlist.PlayQueueItemBuilder;
+import org.schabi.newpipe.playlist.PlayQueueItemHolder;
 import org.schabi.newpipe.settings.SettingsActivity;
+import org.schabi.newpipe.util.Constants;
 import org.schabi.newpipe.util.Localization;
 import org.schabi.newpipe.util.ThemeHelper;
 
@@ -44,9 +52,14 @@ public class BackgroundPlayerActivity extends AppCompatActivity
     // Views
     ////////////////////////////////////////////////////////////////////////////
 
+    private static final int RECYCLER_ITEM_POPUP_MENU_GROUP_ID = 47;
+    private static final int PLAYBACK_SPEED_POPUP_MENU_GROUP_ID  = 61;
+    private static final int PLAYBACK_PITCH_POPUP_MENU_GROUP_ID = 97;
+
     private View rootView;
 
     private RecyclerView itemsList;
+    private ItemTouchHelper itemTouchHelper;
 
     private TextView metadataTitle;
     private TextView metadataArtist;
@@ -157,14 +170,12 @@ public class BackgroundPlayerActivity extends AppCompatActivity
         itemsList.setLayoutManager(new LinearLayoutManager(this));
         itemsList.setAdapter(player.playQueueAdapter);
         itemsList.setClickable(true);
+        itemsList.setLongClickable(true);
 
-        player.playQueueAdapter.setSelectedListener(new PlayQueueItemBuilder.OnSelectedListener() {
+        itemTouchHelper = new ItemTouchHelper(getItemTouchCallback());
-            @Override
+        itemTouchHelper.attachToRecyclerView(itemsList);
-            public void selected(PlayQueueItem item) {
+
-                final int index = player.playQueue.indexOf(item);
+        player.playQueueAdapter.setSelectedListener(getOnSelectedListener());
-                if (index != -1) player.playQueue.setIndex(index);
-            }
-        });
     }
 
     private void buildMetadata() {
@@ -192,6 +203,101 @@ public class BackgroundPlayerActivity extends AppCompatActivity
         forwardButton.setOnClickListener(this);
     }
 
+    private void buildItemPopupMenu(final PlayQueueItem item, final View view) {
+        final PopupMenu menu = new PopupMenu(this, view);
+        final MenuItem remove = menu.getMenu().add(RECYCLER_ITEM_POPUP_MENU_GROUP_ID, 0, Menu.NONE, "Remove");
+        remove.setOnMenuItemClickListener(new MenuItem.OnMenuItemClickListener() {
+            @Override
+            public boolean onMenuItemClick(MenuItem menuItem) {
+                final int index = player.playQueue.indexOf(item);
+                if (index != -1) player.playQueue.remove(index);
+                return true;
+            }
+        });
+
+        final MenuItem detail = menu.getMenu().add(RECYCLER_ITEM_POPUP_MENU_GROUP_ID, 1, Menu.NONE, "Detail");
+        detail.setOnMenuItemClickListener(new MenuItem.OnMenuItemClickListener() {
+            @Override
+            public boolean onMenuItemClick(MenuItem menuItem) {
+                onOpenDetail(BackgroundPlayerActivity.this, item.getUrl(), item.getTitle());
+                return true;
+            }
+        });
+
+        menu.show();
+    }
+
+    ////////////////////////////////////////////////////////////////////////////
+    // Component Helpers
+    ////////////////////////////////////////////////////////////////////////////
+
+    private ItemTouchHelper.SimpleCallback getItemTouchCallback() {
+        return new ItemTouchHelper.SimpleCallback(ItemTouchHelper.UP | ItemTouchHelper.DOWN, 0) {
+            @Override
+            public boolean onMove(RecyclerView recyclerView, RecyclerView.ViewHolder source, RecyclerView.ViewHolder target) {
+                if (source.getItemViewType() != target.getItemViewType()) {
+                    return false;
+                }
+
+                final int sourceIndex = source.getLayoutPosition();
+                final int targetIndex = target.getLayoutPosition();
+                player.playQueue.move(sourceIndex, targetIndex);
+                return true;
+            }
+
+            @Override
+            public boolean isLongPressDragEnabled() {
+                return false;
+            }
+
+            @Override
+            public boolean isItemViewSwipeEnabled() {
+                return false;
+            }
+
+            @Override
+            public void onSwiped(RecyclerView.ViewHolder viewHolder, int swipeDir) {}
+        };
+    }
+
+    private PlayQueueItemBuilder.OnSelectedListener getOnSelectedListener() {
+        return new PlayQueueItemBuilder.OnSelectedListener() {
+            @Override
+            public void selected(PlayQueueItem item, View view) {
+                final int index = player.playQueue.indexOf(item);
+                if (index == -1) return;
+
+                if (player.playQueue.getIndex() == index) {
+                    player.onRestart();
+                } else {
+                    player.playQueue.setIndex(index);
+                }
+            }
+
+            @Override
+            public void held(PlayQueueItem item, View view) {
+                final int index = player.playQueue.indexOf(item);
+                if (index != -1) buildItemPopupMenu(item, view);
+            }
+
+            @Override
+            public void onStartDrag(PlayQueueItemHolder viewHolder) {
+                if (itemTouchHelper != null) itemTouchHelper.startDrag(viewHolder);
+            }
+        };
+    }
+
+    private void onOpenDetail(Context context, String videoUrl, String videoTitle) {
+        Intent i = new Intent(context, MainActivity.class);
+        i.putExtra(Constants.KEY_SERVICE_ID, 0);
+        i.putExtra(Constants.KEY_URL, videoUrl);
+        i.putExtra(Constants.KEY_TITLE, videoTitle);
+        i.putExtra(Constants.KEY_LINK_TYPE, StreamingService.LinkType.STREAM);
+        i.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+        context.startActivity(i);
+        context.sendBroadcast(new Intent(Intent.ACTION_CLOSE_SYSTEM_DIALOGS));
+    }
+
     ////////////////////////////////////////////////////////////////////////////
     // Component On-Click Listener
     ////////////////////////////////////////////////////////////////////////////

app/src/main/java/org/schabi/newpipe/player/BasePlayer.java

@@ -559,27 +559,18 @@ public abstract class BasePlayer implements Player.EventListener,
     }
 
     /*//////////////////////////////////////////////////////////////////////////
-    // Timeline
+    // ExoPlayer Listener
     //////////////////////////////////////////////////////////////////////////*/
 
-    private void refreshTimeline() {
+    @Override
-        playbackManager.load();
+    public void onTimelineChanged(Timeline timeline, Object manifest) {
+        if (DEBUG) Log.d(TAG, "onTimelineChanged(), timeline size = " + timeline.getWindowCount());
 
-        final int currentSourceIndex = playbackManager.getCurrentSourceIndex();
+        final int currentSourceIndex = playQueue.getIndex();
-
-        // Sanity checks
-        if (currentSourceIndex < 0) return;
 
         // Check if already playing correct window
         final boolean isCurrentWindowCorrect = simpleExoPlayer.getCurrentWindowIndex() == currentSourceIndex;
 
-        // Check if on wrong window
-        if (!isCurrentWindowCorrect) {
-            final long startPos = currentInfo != null ? currentInfo.start_position : 0;
-            if (DEBUG) Log.d(TAG, "Rewinding to correct window: " + currentSourceIndex + " at: " + getTimeString((int)startPos));
-            simpleExoPlayer.seekTo(currentSourceIndex, startPos);
-        }
-
         // Check if recovering
         if (isCurrentWindowCorrect && isRecovery && queuePos == playQueue.getIndex()) {
             // todo: figure out exactly why this is the case
@@ -591,17 +582,10 @@ public abstract class BasePlayer implements Player.EventListener,
             simpleExoPlayer.seekTo(roundedPos);
             isRecovery = false;
         }
-    }
 
-    /*//////////////////////////////////////////////////////////////////////////
+        if (playbackManager != null) {
-    // ExoPlayer Listener
+            playbackManager.load();
-    //////////////////////////////////////////////////////////////////////////*/
+        }
-
-    @Override
-    public void onTimelineChanged(Timeline timeline, Object manifest) {
-        if (DEBUG) Log.d(TAG, "onTimelineChanged(), timeline size = " + timeline.getWindowCount());
-
-        refreshTimeline();
     }
 
     @Override
@@ -709,14 +693,12 @@ public abstract class BasePlayer implements Player.EventListener,
     public void onPositionDiscontinuity() {
         // Refresh the playback if there is a transition to the next video
         final int newWindowIndex = simpleExoPlayer.getCurrentWindowIndex();
-        final int newQueueIndex = playbackManager.getQueueIndexOf(newWindowIndex);
+        if (DEBUG) Log.d(TAG, "onPositionDiscontinuity() called with window index = [" + newWindowIndex + "]");
-        if (DEBUG) Log.d(TAG, "onPositionDiscontinuity() called with: " +
-                "window index = [" + newWindowIndex + "], queue index = [" + newQueueIndex + "]");
 
         // If the user selects a new track, then the discontinuity occurs after the index is changed.
         // Therefore, the only source that causes a discrepancy would be autoplay,
         // which can only offset the current track by +1.
-        if (newQueueIndex != playQueue.getIndex()) playQueue.offsetIndex(+1);
+        if (newWindowIndex != playQueue.getIndex()) playQueue.offsetIndex(+1);
     }
 
     @Override
@@ -751,12 +733,16 @@ public abstract class BasePlayer implements Player.EventListener,
 
     @Override
     public void sync(@Nullable final StreamInfo info) {
-        if (simpleExoPlayer == null) return;
+        if (info == null || simpleExoPlayer == null) return;
         if (DEBUG) Log.d(TAG, "Syncing...");
 
-        refreshTimeline();
+        // Check if on wrong window
-
+        final int currentSourceIndex = playQueue.getIndex();
-        if (info == null) return;
+        if (!(simpleExoPlayer.getCurrentWindowIndex() == currentSourceIndex)) {
+            final long startPos = currentInfo != null ? currentInfo.start_position : 0;
+            if (DEBUG) Log.d(TAG, "Rewinding to correct window: " + currentSourceIndex + " at: " + getTimeString((int)startPos));
+            simpleExoPlayer.seekTo(currentSourceIndex, startPos);
+        }
 
         currentInfo = info;
         initThumbnail(info.thumbnail_url);
@@ -830,6 +816,13 @@ public abstract class BasePlayer implements Player.EventListener,
         playQueue.offsetIndex(+1);
     }
 
+    public void onRestart() {
+        if (playQueue == null) return;
+        if (DEBUG) Log.d(TAG, "onRestart() called");
+
+        simpleExoPlayer.seekToDefaultPosition();
+    }
+
     public void seekBy(int milliSeconds) {
         if (DEBUG) Log.d(TAG, "seekBy() called with: milliSeconds = [" + milliSeconds + "]");
         if (simpleExoPlayer == null || (isCompleted() && milliSeconds > 0) || ((milliSeconds < 0 && simpleExoPlayer.getCurrentPosition() == 0)))

app/src/main/java/org/schabi/newpipe/player/playback/MediaSourceManager.java

@@ -12,6 +12,8 @@ import org.schabi.newpipe.extractor.stream.StreamInfo;
 import org.schabi.newpipe.player.mediasource.DeferredMediaSource;
 import org.schabi.newpipe.playlist.PlayQueue;
 import org.schabi.newpipe.playlist.PlayQueueItem;
+import org.schabi.newpipe.playlist.events.ErrorEvent;
+import org.schabi.newpipe.playlist.events.MoveEvent;
 import org.schabi.newpipe.playlist.events.PlayQueueMessage;
 import org.schabi.newpipe.playlist.events.RemoveEvent;
 
@@ -29,16 +31,12 @@ public class MediaSourceManager implements DeferredMediaSource.Callback {
     // One-side rolling window size for default loading
     // Effectively loads WINDOW_SIZE * 2 + 1 streams, should be at least 1 to ensure gapless playback
     // todo: inject this parameter, allow user settings perhaps
-    private static final int WINDOW_SIZE = 2;
+    private static final int WINDOW_SIZE = 1;
 
     private PlaybackListener playbackListener;
     private PlayQueue playQueue;
 
     private DynamicConcatenatingMediaSource sources;
-    // sourceToQueueIndex maps media source index to play queue index
-    // Invariant 1: this list is sorted in ascending order
-    // Invariant 2: this list contains no duplicates
-    private List<Integer> sourceToQueueIndex;
 
     private Subscription playQueueReactor;
     private SerialDisposable syncReactor;
@@ -53,7 +51,6 @@ public class MediaSourceManager implements DeferredMediaSource.Callback {
         this.syncReactor = new SerialDisposable();
 
         this.sources = new DynamicConcatenatingMediaSource();
-        this.sourceToQueueIndex = Collections.synchronizedList(new ArrayList<Integer>());
 
         playQueue.getBroadcastReceiver()
                 .observeOn(AndroidSchedulers.mainThread())
@@ -72,22 +69,6 @@ public class MediaSourceManager implements DeferredMediaSource.Callback {
     /*//////////////////////////////////////////////////////////////////////////
     // Exposed Methods
     //////////////////////////////////////////////////////////////////////////*/
-
-    /**
-     * Returns the media source index of the currently playing stream.
-     * */
-    public int getCurrentSourceIndex() {
-        return sourceToQueueIndex.indexOf(playQueue.getIndex());
-    }
-
-    /**
-     * Returns the play queue index of a given media source playlist index.
-     * */
-    public int getQueueIndexOf(final int sourceIndex) {
-        if (sourceIndex < 0 || sourceIndex >= sourceToQueueIndex.size()) return -1;
-        return sourceToQueueIndex.get(sourceIndex);
-    }
-
     /**
      * Dispose the manager and releases all message buses and loaders.
      * */
@@ -95,12 +76,10 @@ public class MediaSourceManager implements DeferredMediaSource.Callback {
         if (playQueueReactor != null) playQueueReactor.cancel();
         if (syncReactor != null) syncReactor.dispose();
         if (sources != null) sources.releaseSource();
-        if (sourceToQueueIndex != null) sourceToQueueIndex.clear();
 
         playQueueReactor = null;
         syncReactor = null;
         sources = null;
-        sourceToQueueIndex = null;
         playbackListener = null;
         playQueue = null;
     }
@@ -174,11 +153,7 @@ public class MediaSourceManager implements DeferredMediaSource.Callback {
                 populateSources();
                 break;
             case SELECT:
-                if (isCurrentIndexLoaded()) {
+                sync();
-                    sync();
-                } else {
-                    reset();
-                }
                 break;
             case REMOVE:
                 final RemoveEvent removeEvent = (RemoveEvent) event;
@@ -188,8 +163,11 @@ public class MediaSourceManager implements DeferredMediaSource.Callback {
             case REORDER:
                 reset();
                 break;
-            case ERROR:
             case MOVE:
+                final MoveEvent moveEvent = (MoveEvent) event;
+                move(moveEvent.getFromIndex(), moveEvent.getToIndex());
+                break;
+            case ERROR:
             default:
                 break;
         }
@@ -214,10 +192,6 @@ public class MediaSourceManager implements DeferredMediaSource.Callback {
         return playQueue.isComplete() || playQueue.size() - playQueue.getIndex() > WINDOW_SIZE;
     }
 
-    private boolean isCurrentIndexLoaded() {
-        return getCurrentSourceIndex() != -1;
-    }
-
     private boolean tryBlock() {
         if (!isBlocked) {
             playbackListener.block();
@@ -228,7 +202,7 @@ public class MediaSourceManager implements DeferredMediaSource.Callback {
     }
 
     private boolean tryUnblock() {
-        if (isPlayQueueReady() && isCurrentIndexLoaded() && isBlocked) {
+        if (isPlayQueueReady() && isBlocked) {
             isBlocked = false;
             playbackListener.unblock(sources);
             return true;
@@ -270,7 +244,6 @@ public class MediaSourceManager implements DeferredMediaSource.Callback {
 
     private void resetSources() {
         if (this.sources != null) this.sources.releaseSource();
-        if (this.sourceToQueueIndex != null) this.sourceToQueueIndex.clear();
 
         this.sources = new DynamicConcatenatingMediaSource();
     }
@@ -294,12 +267,7 @@ public class MediaSourceManager implements DeferredMediaSource.Callback {
     private void insert(final int queueIndex, final DeferredMediaSource source) {
         if (queueIndex < 0) return;
 
-        int pos = Collections.binarySearch(sourceToQueueIndex, queueIndex);
+        sources.addMediaSource(queueIndex, source);
-        if (pos < 0) {
-            final int sourceIndex = -pos-1;
-            sourceToQueueIndex.add(sourceIndex, queueIndex);
-            sources.addMediaSource(sourceIndex, source);
-        }
     }
 
     /**
@@ -310,15 +278,13 @@ public class MediaSourceManager implements DeferredMediaSource.Callback {
     private void remove(final int queueIndex) {
         if (queueIndex < 0) return;
 
-        final int sourceIndex = sourceToQueueIndex.indexOf(queueIndex);
+        sources.removeMediaSource(queueIndex);
-        if (sourceIndex == -1) return;
+    }
 
-        sourceToQueueIndex.remove(sourceIndex);
+    private void move(final int source, final int target) {
-        sources.removeMediaSource(sourceIndex);
+        if (source < 0 || target < 0) return;
+        if (source >= sources.getSize() || target >= sources.getSize()) return;
 
-        // Will be slow on really large arrays, fast enough for typical use case
+        sources.moveMediaSource(source, target);
-        for (int i = sourceIndex; i < sourceToQueueIndex.size(); i++) {
-            sourceToQueueIndex.set(i, sourceToQueueIndex.get(i) - 1);
-        }
     }
 }

app/src/main/java/org/schabi/newpipe/playlist/PlayQueue.java

@@ -8,6 +8,7 @@ import org.reactivestreams.Subscription;
 import org.schabi.newpipe.playlist.events.AppendEvent;
 import org.schabi.newpipe.playlist.events.ErrorEvent;
 import org.schabi.newpipe.playlist.events.InitEvent;
+import org.schabi.newpipe.playlist.events.MoveEvent;
 import org.schabi.newpipe.playlist.events.PlayQueueMessage;
 import org.schabi.newpipe.playlist.events.RemoveEvent;
 import org.schabi.newpipe.playlist.events.ReorderEvent;
@@ -272,6 +273,23 @@ public abstract class PlayQueue implements Serializable {
         streams.remove(index);
     }
 
+    public synchronized void move(final int source, final int target) {
+        if (source < 0 || target < 0) return;
+        if (source >= streams.size() || target >= streams.size()) return;
+
+        final int current = getIndex();
+        if (source == current) {
+            queueIndex.set(target);
+        } else if (source < current && target >= current) {
+            queueIndex.decrementAndGet();
+        } else if (source > current && target <= current) {
+            queueIndex.incrementAndGet();
+        }
+
+        streams.add(target, streams.remove(source));
+        broadcast(new MoveEvent(source, target));
+    }
+
     /**
      * Shuffles the current play queue.
      *

app/src/main/java/org/schabi/newpipe/playlist/PlayQueueAdapter.java

@@ -9,6 +9,7 @@ import android.view.ViewGroup;
 import org.schabi.newpipe.R;
 import org.schabi.newpipe.playlist.events.AppendEvent;
 import org.schabi.newpipe.playlist.events.ErrorEvent;
+import org.schabi.newpipe.playlist.events.MoveEvent;
 import org.schabi.newpipe.playlist.events.PlayQueueMessage;
 import org.schabi.newpipe.playlist.events.RemoveEvent;
 import org.schabi.newpipe.playlist.events.SelectEvent;
@@ -131,6 +132,12 @@ public class PlayQueueAdapter extends RecyclerView.Adapter<RecyclerView.ViewHold
                 notifyItemRangeRemoved(removeEvent.index(), 1);
                 notifyItemChanged(removeEvent.index());
                 break;
+            case MOVE:
+                final MoveEvent moveEvent = (MoveEvent) message;
+                notifyItemMoved(moveEvent.getFromIndex(), moveEvent.getToIndex());
+                break;
+            case INIT:
+            case REORDER:
             default:
                 notifyDataSetChanged();
                 break;

app/src/main/java/org/schabi/newpipe/playlist/PlayQueueItemBuilder.java

@@ -1,9 +1,8 @@
 package org.schabi.newpipe.playlist;
 
 import android.text.TextUtils;
-import android.view.LayoutInflater;
+import android.view.MotionEvent;
 import android.view.View;
-import android.view.ViewGroup;
 
 import com.nostra13.universalimageloader.core.DisplayImageOptions;
 import com.nostra13.universalimageloader.core.ImageLoader;
@@ -17,7 +16,9 @@ public class PlayQueueItemBuilder {
     private static final String TAG = PlayQueueItemBuilder.class.toString();
 
     public interface OnSelectedListener {
-        void selected(PlayQueueItem item);
+        void selected(PlayQueueItem item, View view);
+        void held(PlayQueueItem item, View view);
+        void onStartDrag(PlayQueueItemHolder viewHolder);
     }
 
     private OnSelectedListener onItemClickListener;
@@ -28,7 +29,7 @@ public class PlayQueueItemBuilder {
         this.onItemClickListener = listener;
     }
 
-    public void buildStreamInfoItem(PlayQueueItemHolder holder, final PlayQueueItem item) {
+    public void buildStreamInfoItem(final PlayQueueItemHolder holder, final PlayQueueItem item) {
         if (!TextUtils.isEmpty(item.getTitle())) holder.itemVideoTitleView.setText(item.getTitle());
         if (!TextUtils.isEmpty(item.getUploader())) holder.itemAdditionalDetailsView.setText(item.getUploader());
 
@@ -44,10 +45,37 @@ public class PlayQueueItemBuilder {
             @Override
             public void onClick(View view) {
                 if (onItemClickListener != null) {
-                    onItemClickListener.selected(item);
+                    onItemClickListener.selected(item, view);
                 }
             }
         });
+
+        holder.itemRoot.setOnLongClickListener(new View.OnLongClickListener() {
+            @Override
+            public boolean onLongClick(View view) {
+                if (onItemClickListener != null) {
+                    onItemClickListener.held(item, view);
+                    return true;
+                }
+                return false;
+            }
+        });
+
+        holder.itemThumbnailView.setOnTouchListener(getOnTouchListener(holder));
+        holder.itemHandle.setOnTouchListener(getOnTouchListener(holder));
+    }
+
+    private View.OnTouchListener getOnTouchListener(final PlayQueueItemHolder holder) {
+        return new View.OnTouchListener() {
+            @Override
+            public boolean onTouch(View view, MotionEvent motionEvent) {
+                view.performClick();
+                if (motionEvent.getActionMasked() == MotionEvent.ACTION_DOWN) {
+                    onItemClickListener.onStartDrag(holder);
+                }
+                return false;
+            }
+        };
     }
 
     private static final DisplayImageOptions IMAGE_OPTIONS =

app/src/main/java/org/schabi/newpipe/playlist/PlayQueueItemHolder.java

@@ -32,7 +32,7 @@ import org.schabi.newpipe.info_list.holder.InfoItemHolder;
 public class PlayQueueItemHolder extends RecyclerView.ViewHolder {
 
     public final TextView itemVideoTitleView, itemDurationView, itemAdditionalDetailsView;
-    public final ImageView itemThumbnailView;
+    public final ImageView itemThumbnailView, itemHandle;
 
     public final View itemRoot;
 
@@ -43,5 +43,6 @@ public class PlayQueueItemHolder extends RecyclerView.ViewHolder {
         itemDurationView = v.findViewById(R.id.itemDurationView);
         itemAdditionalDetailsView = v.findViewById(R.id.itemAdditionalDetails);
         itemThumbnailView = v.findViewById(R.id.itemThumbnailView);
+        itemHandle = v.findViewById(R.id.itemHandle);
     }
 }

app/src/main/java/org/schabi/newpipe/playlist/events/MoveEvent.java

@@ -0,0 +1,24 @@
+package org.schabi.newpipe.playlist.events;
+
+public class MoveEvent implements PlayQueueMessage {
+    final private int fromIndex;
+    final private int toIndex;
+
+    @Override
+    public PlayQueueEvent type() {
+        return PlayQueueEvent.MOVE;
+    }
+
+    public MoveEvent(final int oldIndex, final int newIndex) {
+        this.fromIndex = oldIndex;
+        this.toIndex = newIndex;
+    }
+
+    public int getFromIndex() {
+        return fromIndex;
+    }
+
+    public int getToIndex() {
+        return toIndex;
+    }
+}

app/src/main/res/layout/play_queue_item.xml

@@ -23,6 +23,16 @@
         android:src="@drawable/dummy_thumbnail"
         tools:ignore="RtlHardcoded"/>
 
+    <ImageView
+        android:id="@+id/itemHandle"
+        android:layout_width="wrap_content"
+        android:layout_height="match_parent"
+        android:layout_gravity="center_vertical"
+        android:layout_alignParentRight="true"
+        android:scaleType="center"
+        android:src="?attr/filter"
+        tools:ignore="ContentDescription,RtlHardcoded"/>
+
     <TextView
         android:id="@+id/itemDurationView"
         android:layout_width="wrap_content"
@@ -50,13 +60,15 @@
         android:layout_alignParentTop="true"
         android:layout_toRightOf="@id/itemThumbnailView"
         android:layout_toEndOf="@id/itemThumbnailView"
+        android:layout_toLeftOf="@id/itemHandle"
+        android:layout_toStartOf="@id/itemHandle"
         android:ellipsize="end"
         android:lines="1"
         android:maxLines="1"
         android:textAppearance="?android:attr/textAppearanceLarge"
         android:textSize="@dimen/video_item_search_title_text_size"
         android:textColor="?attr/selector_color"
-        tools:text="Lorem ipsum dolor sit amet, consectetur adipiscing elit. Nunc tristique vitae sem vitae blanditLorem ipsumLorem ipsumLorem ipsumLorem ipsumLorem ipsumLorem ipsumLorem ipsum"/>
+        tools:text="Lorem ipsum dolor sit amet, consectetur adipiscing elit. "/>
 
     <TextView
         android:id="@+id/itemAdditionalDetails"
@@ -65,9 +77,12 @@
         android:layout_alignParentBottom="true"
         android:layout_toRightOf="@id/itemThumbnailView"
         android:layout_toEndOf="@id/itemThumbnailView"
+        android:layout_toLeftOf="@id/itemHandle"
+        android:layout_toStartOf="@id/itemHandle"
         android:lines="1"
         android:textAppearance="?android:attr/textAppearanceSmall"
         android:textSize="@dimen/video_item_search_upload_date_text_size"
         android:textColor="?attr/selector_color"
         tools:text="Uploader"/>
+
 </RelativeLayout>