Enable some settings pages to use paralleled-loading method

- Here these pages include AppInfoDashboardFragment, ConnectedDeviceDashboardFragment,
  DevelopmentSettingsDashboardFragment, NetworkDashboardFragment, ConfigureNotificationSettings.
- The TimeSpentInAppPreferenceController use the LiveDataController.

Fixes: 135299529
Bug: 137558156
Test: compilation
Change-Id: I455a16536c9966184f1b2bd81d1f1217f3e09f9d

res/xml/connected_devices.xml

@@ -64,6 +64,7 @@
     <Preference
         android:key="connection_preferences"
         android:title="@string/connected_device_connections_title"
+        android:summary="@string/summary_placeholder"
         android:fragment="com.android.settings.connecteddevice.AdvancedConnectedDeviceDashboardFragment"
         settings:allowDividerAbove="true"
         settings:controller="com.android.settings.connecteddevice.AdvancedConnectedDeviceController"/>

res/xml/development_settings.xml

@@ -38,6 +38,7 @@
         <Preference
             android:key="bug_report_handler"
             android:title="@string/bug_report_handler_title"
+            android:summary="@string/summary_placeholder"
             android:fragment="com.android.settings.bugreporthandler.BugReportHandlerPicker" />
 
         <Preference
@@ -64,6 +65,7 @@
         <ListPreference
             android:key="hdcp_checking"
             android:title="@string/hdcp_checking_title"
+            android:summary="@string/summary_placeholder"
             android:dialogTitle="@string/hdcp_checking_dialog_title"
             android:entries="@array/hdcp_checking_titles"
             android:entryValues="@array/hdcp_checking_values" />

src/com/android/settings/applications/appinfo/AppInfoDashboardFragment.java

@@ -138,7 +138,10 @@ public class AppInfoDashboardFragment extends DashboardFragment
     public void onAttach(Context context) {
         super.onAttach(context);
         final String packageName = getPackageName();
-        use(TimeSpentInAppPreferenceController.class).setPackageName(packageName);
+        final TimeSpentInAppPreferenceController timeSpentInAppPreferenceController = use(
+                TimeSpentInAppPreferenceController.class);
+        timeSpentInAppPreferenceController.setPackageName(packageName);
+        timeSpentInAppPreferenceController.initLifeCycleOwner(this);
 
         use(AppDataUsagePreferenceController.class).setParentFragment(this);
         final AppInstallerInfoPreferenceController installer =
@@ -285,6 +288,11 @@ public class AppInfoDashboardFragment extends DashboardFragment
         return controllers;
     }
 
+    @Override
+    protected boolean isParalleledControllers() {
+        return true;
+    }
+
     void addToCallbackList(Callback callback) {
         if (callback != null) {
             mCallbacks.add(callback);

src/com/android/settings/applications/appinfo/TimeSpentInAppPreferenceController.java

@@ -29,13 +29,15 @@ import androidx.preference.Preference;
 import androidx.preference.PreferenceScreen;
 
 import com.android.settings.applications.ApplicationFeatureProvider;
-import com.android.settings.core.BasePreferenceController;
+import com.android.settings.core.LiveDataController;
 import com.android.settings.overlay.FeatureFactory;
 
 import java.util.List;
 
-public class TimeSpentInAppPreferenceController extends BasePreferenceController {
+/**
-
+ * To Retrieve the time consumption of the application.
+ */
+public class TimeSpentInAppPreferenceController extends LiveDataController {
     @VisibleForTesting
     static final Intent SEE_TIME_IN_APP_TEMPLATE = new Intent(Settings.ACTION_APP_USAGE_SETTINGS);
 
@@ -85,7 +87,7 @@ public class TimeSpentInAppPreferenceController extends BasePreferenceController
     }
 
     @Override
-    public CharSequence getSummary() {
+    protected CharSequence getSummaryTextInBackground() {
         return mAppFeatureProvider.getTimeSpentInApp(mPackageName);
     }
 

src/com/android/settings/connecteddevice/ConnectedDeviceDashboardFragment.java

@@ -49,6 +49,11 @@ public class ConnectedDeviceDashboardFragment extends DashboardFragment {
         return TAG;
     }
 
+    @Override
+    protected boolean isParalleledControllers() {
+        return true;
+    }
+
     @Override
     public int getHelpResource() {
         return R.string.help_url_connected_devices;

src/com/android/settings/development/DevelopmentSettingsDashboardFragment.java

@@ -361,6 +361,11 @@ public class DevelopmentSettingsDashboardFragment extends RestrictedDashboardFra
         return mPreferenceControllers;
     }
 
+    @Override
+    protected boolean isParalleledControllers() {
+        return true;
+    }
+
     private void registerReceivers() {
         LocalBroadcastManager.getInstance(getContext())
                 .registerReceiver(mEnableAdbReceiver, new IntentFilter(

src/com/android/settings/network/NetworkDashboardFragment.java

@@ -86,6 +86,11 @@ public class NetworkDashboardFragment extends DashboardFragment implements
                 this /* fragment */, this /* mobilePlanHost */);
     }
 
+    @Override
+    protected boolean isParalleledControllers() {
+        return true;
+    }
+
     private static List<AbstractPreferenceController> buildPreferenceControllers(Context context,
             Lifecycle lifecycle, MetricsFeatureProvider metricsFeatureProvider, Fragment fragment,
             MobilePlanPreferenceHost mobilePlanHost) {

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

@@ -90,6 +90,11 @@ public class ConfigureNotificationSettings extends DashboardFragment implements
         return buildPreferenceControllers(context, app, this);
     }
 
+    @Override
+    protected boolean isParalleledControllers() {
+        return true;
+    }
+
     private static List<AbstractPreferenceController> buildPreferenceControllers(Context context,
             Application app, Fragment host) {
         final List<AbstractPreferenceController> controllers = new ArrayList<>();

tests/robotests/src/com/android/settings/applications/appinfo/TimeSpentInAppPreferenceControllerTest.java

@@ -119,8 +119,8 @@ public class TimeSpentInAppPreferenceControllerTest {
     }
 
     @Test
-    public void getSummary_shouldQueryAppFeatureProvider() {
+    public void getSummaryTextInBackground_shouldQueryAppFeatureProvider() {
-        mController.getSummary();
+        mController.getSummaryTextInBackground();
 
         verify(mFeatureFactory.applicationFeatureProvider).getTimeSpentInApp(
                 nullable(String.class));