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      1 /*
      2  * Copyright (C) 2017 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.settings.applications.appinfo;
     18 
     19 import android.content.Context;
     20 import android.content.pm.PackageInfo;
     21 import android.content.pm.PackageManager;
     22 import android.os.UserHandle;
     23 import android.support.annotation.VisibleForTesting;
     24 import android.support.v7.preference.Preference;
     25 import android.util.Log;
     26 
     27 import com.android.settings.SettingsPreferenceFragment;
     28 
     29 public class PictureInPictureDetailPreferenceController extends AppInfoPreferenceControllerBase {
     30 
     31     private static final String TAG = "PicInPicDetailControl";
     32 
     33     private final PackageManager mPackageManager;
     34 
     35     private String mPackageName;
     36 
     37     public PictureInPictureDetailPreferenceController(Context context, String key) {
     38         super(context, key);
     39         mPackageManager = context.getPackageManager();
     40     }
     41 
     42     @Override
     43     public int getAvailabilityStatus() {
     44         return hasPictureInPictureActivites() ? AVAILABLE : DISABLED_FOR_USER;
     45     }
     46 
     47     @Override
     48     public void updateState(Preference preference) {
     49         preference.setSummary(getPreferenceSummary());
     50     }
     51 
     52     @Override
     53     protected Class<? extends SettingsPreferenceFragment> getDetailFragmentClass() {
     54         return PictureInPictureDetails.class;
     55     }
     56 
     57     @VisibleForTesting
     58     boolean hasPictureInPictureActivites() {
     59         // Get the package info with the activities
     60         PackageInfo packageInfoWithActivities = null;
     61         try {
     62             packageInfoWithActivities = mPackageManager.getPackageInfoAsUser(mPackageName,
     63                     PackageManager.GET_ACTIVITIES, UserHandle.myUserId());
     64         } catch (PackageManager.NameNotFoundException e) {
     65             Log.e(TAG, "Exception while retrieving the package info of " + mPackageName, e);
     66         }
     67 
     68         return packageInfoWithActivities != null
     69                 && PictureInPictureSettings.checkPackageHasPictureInPictureActivities(
     70                 packageInfoWithActivities.packageName,
     71                 packageInfoWithActivities.activities);
     72     }
     73 
     74     @VisibleForTesting
     75     int getPreferenceSummary() {
     76         return PictureInPictureDetails.getPreferenceSummary(mContext,
     77                 mParent.getPackageInfo().applicationInfo.uid, mPackageName);
     78     }
     79 
     80     public void setPackageName(String packageName) {
     81         mPackageName = packageName;
     82     }
     83 }
     84