Remove summary provider

- use SummaryProvider to provide the summary of UserSettings
- use WifiDisplayPreferenceController to replace the summary loader
in WifiDisplaySettings
- use ConfigureNotificationPreferernceController to replace the
sumary load in ConfigureNotificationSettings

Fixes: 141653158
Test: robolectric
Change-Id: Id5f5ed645707caa0b25ecae5252174cbf017651c

src/com/android/settings/notification/ConfigureNotificationPreferenceController.java

@@ -0,0 +1,48 @@
+/*
+ * Copyright (C) 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License
+ */
+
+package com.android.settings.notification;
+
+import android.content.Context;
+
+import com.android.settings.R;
+import com.android.settings.core.BasePreferenceController;
+
+public class ConfigureNotificationPreferenceController extends BasePreferenceController {
+
+    private NotificationBackend mBackend;
+
+    public ConfigureNotificationPreferenceController(Context context, String key) {
+        super(context, key);
+        mBackend = new NotificationBackend();
+    }
+
+    @Override
+    public int getAvailabilityStatus() {
+        return AVAILABLE;
+    }
+
+    @Override
+    public CharSequence getSummary() {
+        final int blockedAppCount = mBackend.getBlockedAppCount();
+        if (blockedAppCount == 0) {
+            return mContext.getText(R.string.app_notification_listing_summary_zero);
+        }
+        return mContext.getResources().getQuantityString(
+                R.plurals.app_notification_listing_summary_others,
+                blockedAppCount, blockedAppCount);
+    }
+}

src/com/android/settings/notification/ConfigureNotificationSettings.java

@@ -40,7 +40,6 @@ import com.android.settings.R;
 import com.android.settings.RingtonePreference;
 import com.android.settings.core.OnActivityResultListener;
 import com.android.settings.dashboard.DashboardFragment;
-import com.android.settings.dashboard.SummaryLoader;
 import com.android.settings.search.BaseSearchIndexProvider;
 import com.android.settingslib.core.AbstractPreferenceController;
 import com.android.settingslib.search.SearchIndexable;
@@ -162,54 +161,6 @@ public class ConfigureNotificationSettings extends DashboardFragment implements
         }
     }
 
-    /**
-     * For summary
-     */
-    static class SummaryProvider implements SummaryLoader.SummaryProvider {
-
-        private final Context mContext;
-        private final SummaryLoader mSummaryLoader;
-        private NotificationBackend mBackend;
-
-        public SummaryProvider(Context context, SummaryLoader summaryLoader) {
-            mContext = context;
-            mSummaryLoader = summaryLoader;
-            mBackend = new NotificationBackend();
-        }
-
-        @VisibleForTesting
-        protected void setBackend(NotificationBackend backend) {
-            mBackend = backend;
-        }
-
-        @Override
-        public void setListening(boolean listening) {
-            if (!listening) {
-                return;
-            }
-            int blockedAppCount = mBackend.getBlockedAppCount();
-            if (blockedAppCount == 0) {
-                mSummaryLoader.setSummary(this,
-                        mContext.getText(R.string.app_notification_listing_summary_zero));
-            } else {
-                mSummaryLoader.setSummary(this,
-                        mContext.getResources().getQuantityString(
-                                R.plurals.app_notification_listing_summary_others,
-                                blockedAppCount, blockedAppCount));
-            }
-        }
-    }
-
-    public static final SummaryLoader.SummaryProviderFactory SUMMARY_PROVIDER_FACTORY =
-            new SummaryLoader.SummaryProviderFactory() {
-                @Override
-                public SummaryLoader.SummaryProvider createSummaryProvider(Activity activity,
-                        SummaryLoader summaryLoader) {
-                    return new ConfigureNotificationSettings.SummaryProvider(
-                            activity, summaryLoader);
-                }
-            };
-
     /**
      * For Search.
      */