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      1 /*
      2  * Copyright (C) 2015 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License
     15  */
     16 
     17 package com.android.tv.settings.device.apps;
     18 
     19 import android.app.Activity;
     20 import android.app.Application;
     21 import android.content.Context;
     22 import android.os.Bundle;
     23 import android.support.v7.preference.Preference;
     24 import android.text.TextUtils;
     25 
     26 import com.android.internal.logging.nano.MetricsProto;
     27 import com.android.settingslib.core.AbstractPreferenceController;
     28 import com.android.tv.settings.PreferenceControllerFragment;
     29 import com.android.tv.settings.R;
     30 
     31 import java.util.ArrayList;
     32 import java.util.List;
     33 
     34 /**
     35  * Fragment for managing recent apps, and apps permissions.
     36  */
     37 public class AppsFragment extends PreferenceControllerFragment {
     38 
     39     private static final String KEY_PERMISSIONS = "Permissions";
     40 
     41     public static void prepareArgs(Bundle b, String volumeUuid, String volumeName) {
     42         b.putString(AppsActivity.EXTRA_VOLUME_UUID, volumeUuid);
     43         b.putString(AppsActivity.EXTRA_VOLUME_NAME, volumeName);
     44     }
     45 
     46     public static AppsFragment newInstance(String volumeUuid, String volumeName) {
     47         final Bundle b = new Bundle(2);
     48         prepareArgs(b, volumeUuid, volumeName);
     49         final AppsFragment f = new AppsFragment();
     50         f.setArguments(b);
     51         return f;
     52     }
     53 
     54     @Override
     55     public void onCreatePreferences(Bundle savedInstanceState, String rootKey) {
     56         super.onCreatePreferences(savedInstanceState, rootKey);
     57 
     58         final Preference permissionPreference = findPreference(KEY_PERMISSIONS);
     59         final String volumeUuid = getArguments().getString(AppsActivity.EXTRA_VOLUME_UUID);
     60         permissionPreference.setVisible(TextUtils.isEmpty(volumeUuid));
     61     }
     62 
     63     @Override
     64     protected int getPreferenceScreenResId() {
     65         return R.xml.apps;
     66     }
     67 
     68     @Override
     69     protected List<AbstractPreferenceController> onCreatePreferenceControllers(Context context) {
     70         final Activity activity = getActivity();
     71         final Application app = activity != null ? activity.getApplication() : null;
     72         List<AbstractPreferenceController> controllers = new ArrayList<>();
     73         controllers.add(new RecentAppsPreferenceController(getContext(), app));
     74         return controllers;
     75     }
     76 
     77     @Override
     78     public int getMetricsCategory() {
     79         return MetricsProto.MetricsEvent.SETTINGS_APP_NOTIF_CATEGORY;
     80     }
     81 }
     82