Added button to stop previewed episode

app/src/main/java/de/danoeh/antennapod/activity/OnlineFeedViewActivity.java

@@ -32,17 +32,20 @@ import de.danoeh.antennapod.core.ClientConfig;
 import de.danoeh.antennapod.core.dialog.DownloadRequestErrorDialogCreator;
 import de.danoeh.antennapod.core.event.DownloadEvent;
 import de.danoeh.antennapod.core.event.FeedListUpdateEvent;
+import de.danoeh.antennapod.core.event.PlayerStatusEvent;
 import de.danoeh.antennapod.core.feed.Feed;
 import de.danoeh.antennapod.core.feed.FeedItem;
 import de.danoeh.antennapod.core.feed.FeedPreferences;
 import de.danoeh.antennapod.core.feed.VolumeAdaptionSetting;
 import de.danoeh.antennapod.core.glide.ApGlideSettings;
 import de.danoeh.antennapod.core.glide.FastBlurTransformation;
+import de.danoeh.antennapod.core.preferences.PlaybackPreferences;
 import de.danoeh.antennapod.core.preferences.UserPreferences;
 import de.danoeh.antennapod.core.service.download.DownloadRequest;
 import de.danoeh.antennapod.core.service.download.DownloadStatus;
 import de.danoeh.antennapod.core.service.download.Downloader;
 import de.danoeh.antennapod.core.service.download.HttpDownloader;
+import de.danoeh.antennapod.core.service.playback.PlaybackService;
 import de.danoeh.antennapod.core.storage.DBReader;
 import de.danoeh.antennapod.core.storage.DownloadRequestException;
 import de.danoeh.antennapod.core.storage.DownloadRequester;
@@ -51,9 +54,11 @@ import de.danoeh.antennapod.core.syndication.handler.FeedHandlerResult;
 import de.danoeh.antennapod.core.syndication.handler.UnsupportedFeedtypeException;
 import de.danoeh.antennapod.core.util.DownloadError;
 import de.danoeh.antennapod.core.util.FileNameGenerator;
+import de.danoeh.antennapod.core.util.IntentUtils;
 import de.danoeh.antennapod.core.util.Optional;
 import de.danoeh.antennapod.core.util.StorageUtils;
 import de.danoeh.antennapod.core.util.URLChecker;
+import de.danoeh.antennapod.core.util.playback.RemoteMedia;
 import de.danoeh.antennapod.core.util.syndication.FeedDiscoverer;
 import de.danoeh.antennapod.core.util.syndication.HtmlToPlainText;
 import de.danoeh.antennapod.dialog.AuthenticationDialog;
@@ -99,6 +104,7 @@ public class OnlineFeedViewActivity extends AppCompatActivity {
     private ListView listView;
     private Button subscribeButton;
     private ProgressBar progressBar;
+    private Button stopPreviewButton;
 
     private Disposable download;
     private Disposable parser;
@@ -405,6 +411,7 @@ public class OnlineFeedViewActivity extends AppCompatActivity {
         TextView description = header.findViewById(R.id.txtvDescription);
 
         subscribeButton = findViewById(R.id.butSubscribe);
+        stopPreviewButton = findViewById(R.id.butStopPreview);
 
         if (StringUtils.isNotBlank(feed.getImageUrl())) {
             Glide.with(this)
@@ -449,6 +456,11 @@ public class OnlineFeedViewActivity extends AppCompatActivity {
             }
         });
 
+        stopPreviewButton.setOnClickListener(v -> {
+            PlaybackPreferences.writeNoMediaPlaying();
+            IntentUtils.sendLocalBroadcast(this, PlaybackService.ACTION_SHUTDOWN_PLAYBACK_SERVICE);
+        });
+
         final int MAX_LINES_COLLAPSED = 10;
         description.setMaxLines(MAX_LINES_COLLAPSED);
         description.setOnClickListener(v -> {
@@ -568,6 +580,13 @@ public class OnlineFeedViewActivity extends AppCompatActivity {
         }
     }
 
+    @Subscribe(threadMode = ThreadMode.MAIN)
+    public void playbackStateChanged(PlayerStatusEvent event) {
+        boolean isPlayingPreview =
+                PlaybackPreferences.getCurrentlyPlayingMediaType() == RemoteMedia.PLAYABLE_TYPE_REMOTE_MEDIA;
+        stopPreviewButton.setVisibility(isPlayingPreview ? View.VISIBLE : View.GONE);
+    }
+
     /**
      *
      * @return true if a FeedDiscoveryDialog is shown, false otherwise (e.g., due to no feed found).

app/src/main/java/de/danoeh/antennapod/adapter/FeedItemlistDescriptionAdapter.java

@@ -70,13 +70,6 @@ public class FeedItemlistDescriptionAdapter extends ArrayAdapter<FeedItem> {
                 return;
             }
             Playable playable = new RemoteMedia(item);
-            if (PlaybackPreferences.getCurrentlyPlayingMediaType() == RemoteMedia.PLAYABLE_TYPE_REMOTE_MEDIA) {
-                PlaybackPreferences.writeNoMediaPlaying();
-                IntentUtils.sendLocalBroadcast(getContext(), PlaybackService.ACTION_SHUTDOWN_PLAYBACK_SERVICE);
-                holder.preview.setText(R.string.preview_episode);
-                return;
-            }
-
             if (!NetworkUtils.isStreamingAllowed()) {
                 new StreamingConfirmationDialog(getContext(), playable).show();
                 return;
@@ -87,7 +80,6 @@ public class FeedItemlistDescriptionAdapter extends ArrayAdapter<FeedItem> {
                     .startWhenPrepared(true)
                     .callEvenIfRunning(true)
                     .start();
-            holder.preview.setText(R.string.stop_playback);
 
             if (playable.getMediaType() == MediaType.VIDEO) {
                 getContext().startActivity(PlaybackService.getPlayerActivityIntent(getContext(), playable));
@@ -103,11 +95,7 @@ public class FeedItemlistDescriptionAdapter extends ArrayAdapter<FeedItem> {
                 holder.description.setTag(Boolean.TRUE);
 
                 holder.preview.setVisibility(item.getMedia() != null ? View.VISIBLE : View.GONE);
-                if (PlaybackPreferences.getCurrentlyPlayingMediaType() == RemoteMedia.PLAYABLE_TYPE_REMOTE_MEDIA) {
-                    holder.preview.setText(R.string.stop_playback);
-                } else {
-                    holder.preview.setText(R.string.preview_episode);
-                }
+                holder.preview.setText(R.string.preview_episode);
             }
         });
         return convertView;

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

@@ -63,7 +63,7 @@
         android:layout_height="wrap_content"
         android:layout_alignParentStart="true"
         android:layout_alignParentLeft="true"
-        style="?android:attr/buttonBarButtonStyle"
+        style="@style/Widget.MaterialComponents.Button.TextButton"
         android:text="@string/preview_episode"/>
 
 </RelativeLayout>

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

@@ -124,6 +124,17 @@
                         android:focusable="false"
                         android:text="@string/subscribe_label"/>
 
+                <Button
+                        android:id="@+id/butStopPreview"
+                        android:layout_width="match_parent"
+                        android:layout_height="wrap_content"
+                        android:layout_marginLeft="16dp"
+                        android:layout_marginRight="16dp"
+                        android:layout_marginBottom="16dp"
+                        android:focusable="false"
+                        android:text="@string/stop_preview"
+                        android:visibility="gone" />
+
                 <ListView
                         android:id="@+id/listview"
                         android:layout_width="match_parent"

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

@@ -668,6 +668,7 @@
     <string name="subscribe_label">Subscribe</string>
     <string name="subscribing_label">Subscribing&#8230;</string>
     <string name="preview_episode">Preview</string>
+    <string name="stop_preview">Stop preview</string>
 
     <!-- Content descriptions for image buttons -->
     <string name="rewind_label">Rewind</string>