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 */
16package com.android.car.settings.common;
17
18import android.app.Activity;
19import android.os.Bundle;
20import android.support.v4.app.NavUtils;
21import android.view.MenuItem;
22
23
24/**
25 * Base activity class for car settings, provides a action bar with a back button that goes to
26 * previous activity.
27 */
28public class CarSettingActivity extends Activity {
29
30    @Override
31    protected void onCreate(Bundle savedInstanceState) {
32        super.onCreate(savedInstanceState);
33        setupActionBar();
34    }
35
36    /**
37     * Add logic to setup ActionBar here.
38     */
39    public void setupActionBar() {
40        getActionBar().setDisplayHomeAsUpEnabled(true);
41    }
42
43    /**
44     * Make home button as back button.
45     */
46    @Override
47    public boolean onOptionsItemSelected(MenuItem item) {
48        if (item.getItemId() == android.R.id.home) {
49                onBackPressed();
50                return true;
51        }
52        return super.onOptionsItemSelected(item);
53    }
54}
55