1 /*
2  * Copyright (C) 2018 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.Intent;
21 import android.content.pm.ApplicationInfo;
22 import android.content.pm.PackageManager;
23 import android.content.pm.ResolveInfo;
24 import android.provider.Settings;
25 import android.text.TextUtils;
26 
27 import androidx.annotation.VisibleForTesting;
28 import androidx.preference.Preference;
29 import androidx.preference.PreferenceScreen;
30 
31 import com.android.settings.applications.ApplicationFeatureProvider;
32 import com.android.settings.core.BasePreferenceController;
33 import com.android.settings.overlay.FeatureFactory;
34 
35 import java.util.List;
36 
37 public class TimeSpentInAppPreferenceController extends BasePreferenceController {
38 
39     @VisibleForTesting
40     static final Intent SEE_TIME_IN_APP_TEMPLATE = new Intent(Settings.ACTION_APP_USAGE_SETTINGS);
41 
42     private final PackageManager mPackageManager;
43     private final ApplicationFeatureProvider mAppFeatureProvider;
44     private Intent mIntent;
45     private String mPackageName;
46 
TimeSpentInAppPreferenceController(Context context, String preferenceKey)47     public TimeSpentInAppPreferenceController(Context context, String preferenceKey) {
48         super(context, preferenceKey);
49         mPackageManager = context.getPackageManager();
50         mAppFeatureProvider = FeatureFactory.getFactory(context)
51                 .getApplicationFeatureProvider(context);
52     }
53 
setPackageName(String packageName)54     public void setPackageName(String packageName) {
55         mPackageName = packageName;
56         mIntent = new Intent(SEE_TIME_IN_APP_TEMPLATE)
57                 .putExtra(Intent.EXTRA_PACKAGE_NAME, mPackageName);
58     }
59 
60     @Override
getAvailabilityStatus()61     public int getAvailabilityStatus() {
62         if (TextUtils.isEmpty(mPackageName)) {
63             return UNSUPPORTED_ON_DEVICE;
64         }
65         final List<ResolveInfo> resolved = mPackageManager.queryIntentActivities(mIntent,
66                 0 /* flags */);
67         if (resolved == null || resolved.isEmpty()) {
68             return UNSUPPORTED_ON_DEVICE;
69         }
70         for (ResolveInfo info : resolved) {
71             if (isSystemApp(info)) {
72                 return AVAILABLE;
73             }
74         }
75         return UNSUPPORTED_ON_DEVICE;
76     }
77 
78     @Override
displayPreference(PreferenceScreen screen)79     public void displayPreference(PreferenceScreen screen) {
80         super.displayPreference(screen);
81         final Preference pref = screen.findPreference(getPreferenceKey());
82         if (pref != null) {
83             pref.setIntent(mIntent);
84         }
85     }
86 
87     @Override
getSummary()88     public CharSequence getSummary() {
89         return mAppFeatureProvider.getTimeSpentInApp(mPackageName);
90     }
91 
isSystemApp(ResolveInfo info)92     private boolean isSystemApp(ResolveInfo info) {
93         return info != null
94                 && info.activityInfo != null
95                 && info.activityInfo.applicationInfo != null
96                 && (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0;
97     }
98 }
99