Android: Refetch game metadata after returning from settings

Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/adapters/GameAdapter.java

@@ -120,6 +120,14 @@ public final class GameAdapter extends RecyclerView.Adapter<GameViewHolder> impl
     notifyDataSetChanged();
   }
 
+  /**
+   * Re-fetches game metadata from the game file cache.
+   */
+  public void refetchMetadata()
+  {
+    notifyItemRangeChanged(0, getItemCount());
+  }
+
   /**
    * Launches the game that was clicked on.
    *

Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/ui/main/MainActivity.java

@@ -87,6 +87,10 @@ public final class MainActivity extends AppCompatActivity implements MainView
 
     mPresenter.addDirIfNeeded(this);
 
+    // In case the user changed a setting that affects how games are displayed,
+    // such as system language, cover downloading...
+    refetchMetadata();
+
     if (sShouldRescanLibrary)
     {
       GameFileCacheService.startRescan(this);
@@ -256,6 +260,18 @@ public final class MainActivity extends AppCompatActivity implements MainView
     }
   }
 
+  private void refetchMetadata()
+  {
+    for (Platform platform : Platform.values())
+    {
+      PlatformGamesView fragment = getPlatformGamesView(platform);
+      if (fragment != null)
+      {
+        fragment.refetchMetadata();
+      }
+    }
+  }
+
   @Nullable
   private PlatformGamesView getPlatformGamesView(Platform platform)
   {

Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/ui/main/TvMainActivity.java

@@ -32,6 +32,7 @@ import org.dolphinemu.dolphinemu.utils.StartupHandler;
 import org.dolphinemu.dolphinemu.utils.TvUtil;
 import org.dolphinemu.dolphinemu.viewholders.TvGameViewHolder;
 
+import java.util.ArrayList;
 import java.util.Collection;
 
 public final class TvMainActivity extends FragmentActivity implements MainView
@@ -42,6 +43,8 @@ public final class TvMainActivity extends FragmentActivity implements MainView
 
   private BrowseSupportFragment mBrowseFragment;
 
+  private ArrayList<ArrayObjectAdapter> mGameRows = new ArrayList<>();
+
   @Override
   protected void onCreate(Bundle savedInstanceState)
   {
@@ -72,6 +75,10 @@ public final class TvMainActivity extends FragmentActivity implements MainView
 
     mPresenter.addDirIfNeeded(this);
 
+    // In case the user changed a setting that affects how games are displayed,
+    // such as system language, cover downloading...
+    refetchMetadata();
+
     if (sShouldRescanLibrary)
     {
       GameFileCacheService.startRescan(this);
@@ -185,6 +192,14 @@ public final class TvMainActivity extends FragmentActivity implements MainView
     buildRowsAdapter();
   }
 
+  private void refetchMetadata()
+  {
+    for (ArrayObjectAdapter row : mGameRows)
+    {
+      row.notifyArrayItemRangeChanged(0, row.size());
+    }
+  }
+
   /**
    * Callback from AddDirectoryActivity. Applies any changes necessary to the GameGridActivity.
    *
@@ -247,6 +262,7 @@ public final class TvMainActivity extends FragmentActivity implements MainView
   private void buildRowsAdapter()
   {
     ArrayObjectAdapter rowsAdapter = new ArrayObjectAdapter(new ListRowPresenter());
+    mGameRows.clear();
 
     if (PermissionsHandler.hasWriteAccess(this))
     {
@@ -281,6 +297,9 @@ public final class TvMainActivity extends FragmentActivity implements MainView
     ArrayObjectAdapter row = new ArrayObjectAdapter(new GameRowPresenter());
     row.addAll(0, gameFiles);
 
+    // Keep a reference to the row in case we need to refresh it.
+    mGameRows.add(row);
+
     // Create a header for this row.
     HeaderItem header = new HeaderItem(platform.toInt(), platform.getHeaderName());
 

Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/ui/platform/PlatformGamesFragment.java

@@ -85,6 +85,12 @@ public final class PlatformGamesFragment extends Fragment implements PlatformGam
     }
   }
 
+  @Override
+  public void refetchMetadata()
+  {
+    mAdapter.refetchMetadata();
+  }
+
   private void findViews(View root)
   {
     mRecyclerView = root.findViewById(R.id.grid_games);

Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/ui/platform/PlatformGamesView.java

@@ -25,4 +25,9 @@ public interface PlatformGamesView
    * To be called when the game file cache is updated.
    */
   void showGames();
+
+  /**
+   * Re-fetches game metadata from the game file cache.
+   */
+  void refetchMetadata();
 }