1 /*
2  * Copyright (C) 2023 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.example.android.vdmdemo.common;
18 
19 import android.os.Bundle;
20 import android.view.MotionEvent;
21 import android.view.View;
22 
23 import androidx.fragment.app.Fragment;
24 
25 import dagger.hilt.android.AndroidEntryPoint;
26 
27 import java.util.function.Consumer;
28 
29 /** Fragment to show UI for a navigation touchpad. */
30 @AndroidEntryPoint(Fragment.class)
31 public final class NavTouchpadFragment extends Hilt_NavTouchpadFragment {
32 
33     private Consumer<MotionEvent> mInputEventListener;
34 
NavTouchpadFragment()35     public NavTouchpadFragment() {
36         super(R.layout.nav_touchpad_fragment);
37     }
38 
setInputEventListener(Consumer<MotionEvent> listener)39     public void setInputEventListener(Consumer<MotionEvent> listener) {
40         mInputEventListener = listener;
41     }
42 
43     @Override
onViewCreated(View view, Bundle savedInstanceState)44     public void onViewCreated(View view, Bundle savedInstanceState) {
45         view.setOnTouchListener(
46                 (v, event) -> {
47                     if (mInputEventListener != null) {
48                         mInputEventListener.accept(event);
49                     }
50                     return true;
51                 });
52     }
53 }
54