-Added icon for adding stream to playlist.

-Renamed HistoryPlaylistFragment to StatisticsPlaylistFragment.

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

@@ -58,6 +58,7 @@ import org.schabi.newpipe.extractor.stream.StreamInfoItem;
 import org.schabi.newpipe.extractor.stream.VideoStream;
 import org.schabi.newpipe.fragments.BackPressable;
 import org.schabi.newpipe.fragments.BaseStateFragment;
+import org.schabi.newpipe.fragments.local.PlaylistAppendDialog;
 import org.schabi.newpipe.history.HistoryListener;
 import org.schabi.newpipe.info_list.InfoItemBuilder;
 import org.schabi.newpipe.info_list.InfoItemDialog;
@@ -145,6 +146,7 @@ public class VideoDetailFragment extends BaseStateFragment<StreamInfo> implement
 
     private TextView detailControlsBackground;
     private TextView detailControlsPopup;
+    private TextView detailControlsAddToPlaylist;
     private TextView appendControlsDetail;
 
     private LinearLayout videoDescriptionRootLayout;
@@ -327,6 +329,11 @@ public class VideoDetailFragment extends BaseStateFragment<StreamInfo> implement
             case R.id.detail_controls_popup:
                 openPopupPlayer(false);
                 break;
+            case R.id.detail_controls_playlist_append:
+                if (getFragmentManager() != null && currentInfo != null) {
+                    PlaylistAppendDialog.newInstance(currentInfo).show(getFragmentManager(), TAG);
+                }
+                break;
             case R.id.detail_uploader_root_layout:
                 if (TextUtils.isEmpty(currentInfo.getUploaderUrl())) {
                     Log.w(TAG, "Can't open channel because we got no channel URL");
@@ -429,6 +436,7 @@ public class VideoDetailFragment extends BaseStateFragment<StreamInfo> implement
 
         detailControlsBackground = rootView.findViewById(R.id.detail_controls_background);
         detailControlsPopup = rootView.findViewById(R.id.detail_controls_popup);
+        detailControlsAddToPlaylist = rootView.findViewById(R.id.detail_controls_playlist_append);
         appendControlsDetail = rootView.findViewById(R.id.touch_append_detail);
 
         videoDescriptionRootLayout = rootView.findViewById(R.id.detail_description_root_layout);
@@ -479,6 +487,7 @@ public class VideoDetailFragment extends BaseStateFragment<StreamInfo> implement
         thumbnailBackgroundButton.setOnClickListener(this);
         detailControlsBackground.setOnClickListener(this);
         detailControlsPopup.setOnClickListener(this);
+        detailControlsAddToPlaylist.setOnClickListener(this);
         relatedStreamExpandButton.setOnClickListener(this);
 
         detailControlsBackground.setLongClickable(true);

app/src/main/java/org/schabi/newpipe/fragments/local/LocalPlaylistFragment.java

@@ -144,9 +144,8 @@ public class LocalPlaylistFragment extends BaseListFragment<List<StreamEntity>,
         infoListAdapter.setOnStreamSelectedListener(new InfoItemBuilder.OnInfoItemSelectedListener<StreamInfoItem>() {
             @Override
             public void selected(StreamInfoItem selectedItem) {
-                if (getParentFragment() == null) return;
                 // Requires the parent fragment to find holder for fragment replacement
-                NavigationHelper.openVideoDetailFragment(getParentFragment().getFragmentManager(),
+                NavigationHelper.openVideoDetailFragment(getFragmentManager(),
                         selectedItem.getServiceId(), selectedItem.url, selectedItem.getName());
             }
 

app/src/main/java/org/schabi/newpipe/fragments/local/MostPlayedFragment.java

@@ -9,7 +9,7 @@ import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
 
-public class MostPlayedFragment extends HistoryPlaylistFragment {
+public class MostPlayedFragment extends StatisticsPlaylistFragment {
     @Override
     protected String getName() {
         return getString(R.string.title_most_played);

app/src/main/java/org/schabi/newpipe/fragments/local/StatisticsPlaylistFragment.java

@@ -35,7 +35,7 @@ import io.reactivex.android.schedulers.AndroidSchedulers;
 
 import static org.schabi.newpipe.util.AnimationUtils.animateView;
 
-public abstract class HistoryPlaylistFragment
+public abstract class StatisticsPlaylistFragment
         extends BaseListFragment<List<StreamStatisticsEntry>, Void> {
 
     private View headerRootLayout;
@@ -130,9 +130,7 @@ public abstract class HistoryPlaylistFragment
         infoListAdapter.setOnStreamSelectedListener(new InfoItemBuilder.OnInfoItemSelectedListener<StreamInfoItem>() {
             @Override
             public void selected(StreamInfoItem selectedItem) {
-                if (getParentFragment() == null) return;
-                // Requires the parent fragment to find holder for fragment replacement
-                NavigationHelper.openVideoDetailFragment(getParentFragment().getFragmentManager(),
+                NavigationHelper.openVideoDetailFragment(getFragmentManager(),
                         selectedItem.getServiceId(), selectedItem.url, selectedItem.getName());
             }
 
@@ -231,7 +229,7 @@ public abstract class HistoryPlaylistFragment
 
             @Override
             public void onError(Throwable exception) {
-                HistoryPlaylistFragment.this.onError(exception);
+                StatisticsPlaylistFragment.this.onError(exception);
             }
 
             @Override

app/src/main/java/org/schabi/newpipe/fragments/local/WatchHistoryFragment.java

@@ -11,7 +11,7 @@ import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
 
-public class WatchHistoryFragment extends HistoryPlaylistFragment {
+public class WatchHistoryFragment extends StatisticsPlaylistFragment {
     @Override
     protected String getName() {
         return getString(R.string.title_watch_history);

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

@@ -273,7 +273,26 @@
                             android:paddingBottom="6dp"
                             android:paddingTop="6dp"
                             android:text="@string/controls_background_title"
-                            android:textSize="12sp" />
+                            android:textSize="12sp"/>
+
+                        <TextView
+                            android:id="@+id/detail_controls_playlist_append"
+                            android:layout_width="60dp"
+                            android:layout_height="55dp"
+                            android:layout_alignParentTop="true"
+                            android:layout_gravity="center_vertical"
+                            android:layout_toLeftOf="@id/detail_controls_background"
+                            android:layout_toStartOf="@id/detail_controls_background"
+                            android:background="?attr/selectableItemBackgroundBorderless"
+                            android:clickable="true"
+                            android:focusable="true"
+                            android:contentDescription="@string/append_playlist"
+                            android:drawableTop="?attr/playlist_add"
+                            android:gravity="center"
+                            android:paddingBottom="6dp"
+                            android:paddingTop="6dp"
+                            android:text="@string/controls_add_to_playlist_title"
+                            android:textSize="12sp"/>
                     </RelativeLayout>
 
                     <!--UPLOADER-->

app/src/main/res/values/attrs.xml

@@ -26,6 +26,7 @@
     <attr name="play" format="reference"/>
     <attr name="ic_hot" format="reference"/>
     <attr name="ic_channel" format="reference"/>
+    <attr name="playlist_add" format="reference"/>
 
     <!-- Can't refer to colors directly into drawable's xml-->
     <attr name="toolbar_shadow_drawable" format="reference"/>

app/src/main/res/values/strings.xml

@@ -38,6 +38,7 @@
 
     <string name="controls_background_title">Background</string>
     <string name="controls_popup_title">Popup</string>
+    <string name="controls_add_to_playlist_title">Add To</string>
 
     <string name="download_path_title">Video download path</string>
     <string name="download_path_summary">Path to store downloaded videos in</string>
@@ -375,4 +376,5 @@
     <string name="create_playlist">Create New Playlist</string>
     <string name="delete_playlist">Delete Playlist</string>
     <string name="playlist_name_input">Name</string>
+    <string name="append_playlist">Add To Playlist</string>
 </resources>

app/src/main/res/values/styles.xml

@@ -41,6 +41,7 @@
         <item name="play">@drawable/ic_play_arrow_black_24dp</item>
         <item name="ic_hot">@drawable/ic_whatshot_black_24dp</item>
         <item name="ic_channel">@drawable/ic_channel_black_24dp</item>
+        <item name="playlist_add">@drawable/ic_playlist_add_black_24dp</item>
 
         <item name="separator_color">@color/light_separator_color</item>
         <item name="contrast_background_color">@color/light_contrast_background_color</item>
@@ -88,6 +89,7 @@
         <item name="play">@drawable/ic_play_arrow_white_24dp</item>
         <item name="ic_hot">@drawable/ic_whatshot_white_24dp</item>
         <item name="ic_channel">@drawable/ic_channel_white_24dp</item>
+        <item name="playlist_add">@drawable/ic_playlist_add_white_24dp</item>
 
         <item name="separator_color">@color/dark_separator_color</item>
         <item name="contrast_background_color">@color/dark_contrast_background_color</item>