1 /*
2  * Copyright (C) 2019 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.specialaccess.zenaccess;
18 
19 import android.app.settings.SettingsEnums;
20 import android.content.Context;
21 import android.os.Bundle;
22 
23 import androidx.appcompat.app.AlertDialog;
24 import androidx.preference.TwoStatePreference;
25 
26 import com.android.settings.R;
27 import com.android.settings.applications.AppInfoWithHeader;
28 
29 import java.util.Set;
30 
31 public class ZenAccessDetails extends AppInfoWithHeader implements
32         ZenAccessSettingObserverMixin.Listener {
33 
34     private static final String SWITCH_PREF_KEY = "zen_access_switch";
35 
36     @Override
getMetricsCategory()37     public int getMetricsCategory() {
38         return SettingsEnums.ZEN_ACCESS_DETAIL;
39     }
40 
41     @Override
onCreate(Bundle savedInstanceState)42     public void onCreate(Bundle savedInstanceState) {
43         super.onCreate(savedInstanceState);
44         addPreferencesFromResource(R.xml.zen_access_permission_details);
45         getSettingsLifecycle().addObserver(
46                 new ZenAccessSettingObserverMixin(getContext(), this /* listener */));
47     }
48 
49     @Override
refreshUi()50     protected boolean refreshUi() {
51         final Context context = getContext();
52         // If this app didn't declare this permission in their manifest, don't bother showing UI.
53         final Set<String> needAccessApps =
54                 ZenAccessController.getPackagesRequestingNotificationPolicyAccess();
55         if (needAccessApps.contains(mPackageName)) {
56             updatePreference(context, findPreference(SWITCH_PREF_KEY));
57         } else {
58             finish();
59         }
60         return true;
61     }
62 
63     @Override
createDialog(int id, int errorCode)64     protected AlertDialog createDialog(int id, int errorCode) {
65         return null;
66     }
67 
updatePreference(Context context, TwoStatePreference preference)68     private void updatePreference(Context context, TwoStatePreference preference) {
69         final CharSequence label = mPackageInfo.applicationInfo.loadLabel(mPm);
70         final Set<String> autoApproved = ZenAccessController.getAutoApprovedPackages(context);
71         if (autoApproved.contains(mPackageName)) {
72             //Auto approved, user cannot do anything. Hard code summary and disable preference.
73             preference.setEnabled(false);
74             preference.setSummary(getString(R.string.zen_access_disabled_package_warning));
75             return;
76         }
77         preference.setChecked(ZenAccessController.hasAccess(context, mPackageName));
78         preference.setOnPreferenceChangeListener((p, newValue) -> {
79             final boolean access = (Boolean) newValue;
80             if (access) {
81                 new ScaryWarningDialogFragment()
82                         .setPkgInfo(mPackageName, label, ZenAccessDetails.this)
83                         .show(getFragmentManager(), "dialog");
84             } else {
85                 new FriendlyWarningDialogFragment()
86                         .setPkgInfo(mPackageName, label, ZenAccessDetails.this)
87                         .show(getFragmentManager(), "dialog");
88             }
89             return false;
90         });
91     }
92 
93     @Override
onZenAccessPolicyChanged()94     public void onZenAccessPolicyChanged() {
95         refreshUi();
96     }
97 }
98