1 /*
2  * Copyright (C) 2016 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 package com.android.settings;
17 
18 import android.os.Bundle;
19 
20 import com.android.settings.core.InstrumentedPreferenceFragment;
21 
22 /**
23  * Base class for a fragment that has the options menu.
24  * SettingsPreferenceFragment automatically sets this, but some activities do not use
25  * preferences, and we need to call setHasOptionsMenu(true) for the back button on action bar.
26  * For preference fragments, use SettingsPreferenceFragment.
27  */
28 public abstract class OptionsMenuFragment extends InstrumentedPreferenceFragment {
29 
30     @Override
onActivityCreated(Bundle savedInstanceState)31     public void onActivityCreated(Bundle savedInstanceState) {
32         super.onActivityCreated(savedInstanceState);
33         setHasOptionsMenu(true);
34     }
35 }
36