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.server.telecom.settings;
18 
19 import android.app.Activity;
20 import android.app.AlertDialog;
21 import android.content.DialogInterface;
22 import android.os.Bundle;
23 import android.provider.BlockedNumberContract;
24 
25 import com.android.server.telecom.R;
26 
27 /**
28  * Shows a dialog when user taps an notification in notification tray.
29  */
30 public class CallBlockDisabledActivity extends Activity {
31     private AlertDialog mDialog;
32 
33     @Override
onCreate(Bundle savedInstanceState)34     protected void onCreate(Bundle savedInstanceState) {
35         super.onCreate(savedInstanceState);
36         showCallBlockingOffDialog();
37     }
38 
39     @Override
onDestroy()40     protected void onDestroy() {
41         super.onDestroy();
42         dismissCallBlockingOffDialog();
43     }
44 
45     /**
46      * Shows the dialog that notifies user that [Call Blocking] has been turned off.
47      */
showCallBlockingOffDialog()48     private void showCallBlockingOffDialog() {
49         if (isShowingCallBlockingOffDialog()) {
50             return;
51         }
52 
53         AlertDialog.Builder builder = new AlertDialog.Builder(this);
54         mDialog = builder
55                 .setTitle(R.string.phone_strings_emergency_call_made_dialog_title_txt)
56                 .setMessage(R.string
57                         .phone_strings_emergency_call_made_dialog_call_blocking_text_txt)
58                 .setPositiveButton(android.R.string.ok, new DialogInterface.OnClickListener() {
59                     @Override
60                     public void onClick(DialogInterface dialog, int which) {
61                         BlockedNumbersUtil.setEnhancedBlockSetting(
62                                 CallBlockDisabledActivity.this,
63                                 BlockedNumberContract.SystemContract
64                                         .ENHANCED_SETTING_KEY_SHOW_EMERGENCY_CALL_NOTIFICATION,
65                                 false);
66                         BlockedNumbersUtil.updateEmergencyCallNotification(
67                                 CallBlockDisabledActivity.this, false);
68                         finish();
69                     }
70                 })
71                 .setOnCancelListener(new DialogInterface.OnCancelListener() {
72                     @Override
73                     public void onCancel(DialogInterface dialog) {
74                         finish();
75                     }
76                 })
77                 .create();
78         mDialog.setCanceledOnTouchOutside(false);
79         mDialog.show();
80     }
81 
82     /**
83      * Dismisses the dialog that notifies user that [Call Blocking] has been turned off.
84      */
dismissCallBlockingOffDialog()85     private void dismissCallBlockingOffDialog() {
86         if (isShowingCallBlockingOffDialog()) {
87             mDialog.dismiss();
88         }
89         mDialog = null;
90     }
91 
92     /**
93      * Checks whether the dialog is currently showing.
94      *
95      * @return true if the dialog is currently showing, false otherwise.
96      */
isShowingCallBlockingOffDialog()97     private boolean isShowingCallBlockingOffDialog() {
98         return (mDialog != null && mDialog.isShowing());
99     }
100 }
101