Merge "Add dynamic group panel" into rvc-dev am: 9a1701b42f am: 5c5c13e2a9

Change-Id: Ib8b8acc72ddbb21bb1bb9e70721e144653401bca

src/com/android/settings/panel/PanelFragment.java

@@ -417,7 +417,7 @@ public class PanelFragment extends Fragment {
         };
     }
 
-    class LocalPanelCallback implements PanelCustomizedButtonCallback {
+    class LocalPanelCallback implements PanelContentCallback {
 
         @Override
         public void onCustomizedButtonStateChanged() {
@@ -426,5 +426,12 @@ public class PanelFragment extends Fragment {
                         mPanel.isCustomizedButtonUsed() ? View.VISIBLE : View.GONE);
             });
         }
+
+        @Override
+        public void onGroupChanged() {
+            ThreadUtils.postOnMainThread(() -> {
+                mHeaderSubtitle.setText(mPanel.getSubTitle());
+            });
+        }
     }
 }