First block of fixes for review

- popup player click event changed to show/hide buttons
- queue panel WORKS. Finally
- removed theme overriding in fragment
- added scroll to top after stream selection
- adjusted padding/margin of buttons in player
- player will itself in fullscreen after user hides it in fullscreen mode and then expands it again while video still playing

app/src/main/java/org/schabi/newpipe/fragments/detail/VideoDetailFragment.java

@@ -311,7 +311,6 @@ public class VideoDetailFragment
         super.onCreate(savedInstanceState);
         setHasOptionsMenu(true);
 
-        ThemeHelper.setTheme(getContext());
         // Let's play all streams automatically
         setAutoplay(true);
 
@@ -953,14 +952,14 @@ public class VideoDetailFragment
         showLoading();
         initTabs();
 
-        if (scrollToTop) appBarLayout.setExpanded(true, true);
+        if (scrollToTop) scrollToTop();
         handleResult(info);
         showContent();
 
     }
 
     protected void prepareAndLoadInfo() {
-        appBarLayout.setExpanded(true, true);
+        scrollToTop();
         startLoading(false);
     }
 
@@ -1029,6 +1028,10 @@ public class VideoDetailFragment
         }
     }
 
+    public void scrollToTop() {
+        appBarLayout.setExpanded(true, true);
+    }
+
     /*//////////////////////////////////////////////////////////////////////////
     // Play Utils
     //////////////////////////////////////////////////////////////////////////*/
@@ -1862,6 +1865,8 @@ public class VideoDetailFragment
                         // Disable click because overlay buttons located on top of buttons from the player
                         setOverlayElementsClickable(false);
                         hideSystemUIIfNeeded();
+                        if (isLandscape() && player != null && player.isPlaying() && !player.isInFullscreen())
+                            player.toggleFullscreen();
                         break;
                     case BottomSheetBehavior.STATE_COLLAPSED:
                         // Re-enable clicks

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

@@ -346,7 +346,8 @@ public class VideoPlayerImpl extends VideoPlayer
                 // Use smaller value to be consistent between screen orientations
                 // (and to make usage easier)
                 int width = r - l, height = b - t;
-                maxGestureLength = (int) (Math.min(width, height) * MAX_GESTURE_LENGTH);
+                int min = Math.min(width, height);
+                maxGestureLength = (int) (min * MAX_GESTURE_LENGTH);
 
                 if (DEBUG) Log.d(TAG, "maxGestureLength = " + maxGestureLength);
 
@@ -354,6 +355,7 @@ public class VideoPlayerImpl extends VideoPlayer
                 brightnessProgressBar.setMax(maxGestureLength);
 
                 setInitialGestureValues();
+                queueLayout.getLayoutParams().height = min - queueLayout.getTop();
             }
         });
     }
@@ -620,8 +622,6 @@ public class VideoPlayerImpl extends VideoPlayer
                 DEFAULT_CONTROLS_DURATION);
 
         itemsList.scrollToPosition(playQueue.getIndex());
-
-        if (playQueue.getStreams().size() > 4 && !isInFullscreen()) toggleFullscreen();
     }
 
     private void onQueueClosed() {

app/src/main/java/org/schabi/newpipe/player/event/PlayerGestureListener.java

@@ -292,7 +292,6 @@ public class PlayerGestureListener extends GestureDetector.SimpleOnGestureListen
             playerImpl.showControlsThenHide();
 
         }
-        playerImpl.onPlayPause();
         return true;
     }
 

app/src/main/java/org/schabi/newpipe/util/NavigationHelper.java

@@ -301,6 +301,7 @@ public class NavigationHelper {
             VideoDetailFragment detailFragment = (VideoDetailFragment) fragment;
             detailFragment.setAutoplay(autoPlay);
             detailFragment.selectAndLoadVideo(serviceId, url, title, playQueue);
+            detailFragment.scrollToTop();
             return;
         }