1 package com.android.traceur;
2 /*
3  * Copyright (C) 2017 The Android Open Source Project
4  *
5  * Licensed under the Apache License, Version 2.0 (the "License");
6  * you may not use this file except in compliance with the License.
7  * You may obtain a copy of the License at
8  *
9  *      http://www.apache.org/licenses/LICENSE-2.0
10  *
11  * Unless required by applicable law or agreed to in writing, software
12  * distributed under the License is distributed on an "AS IS" BASIS,
13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  * See the License for the specific language governing permissions and
15  * limitations under the License.
16  */
17 
18 import android.app.Activity;
19 import android.os.Bundle;
20 import android.provider.Settings;
21 
22 public class MainActivity extends Activity {
23     @Override
onCreate(Bundle savedInstanceState)24     protected void onCreate(Bundle savedInstanceState) {
25         super.onCreate(savedInstanceState);
26         setContentView(R.layout.activity);
27     }
28 
29     @Override
onStart()30     protected void onStart() {
31         super.onStart();
32         boolean developerOptionsIsEnabled =
33             Settings.Global.getInt(getApplicationContext().getContentResolver(),
34                 Settings.Global.DEVELOPMENT_SETTINGS_ENABLED, 0) != 0;
35 
36         if (!developerOptionsIsEnabled) {
37             finish();
38         }
39     }
40 }
41