1 /*
2  * Copyright (C) 2022 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.launcher3.util;
17 
18 import android.view.InputDevice;
19 import android.view.MotionEvent;
20 
21 import androidx.annotation.NonNull;
22 
23 /** Util class for touch event. */
24 public final class TouchUtil {
25 
TouchUtil()26     private TouchUtil() {}
27 
28     /**
29      * Detect ACTION_DOWN or ACTION_MOVE from mouse right button. Note that we cannot detect
30      * ACTION_UP from mouse's right button because, in that case,
31      * {@link MotionEvent#getButtonState()} returns 0 for any mouse button (right, middle, right).
32      */
isMouseRightClickDownOrMove(@onNull MotionEvent event)33     public static boolean isMouseRightClickDownOrMove(@NonNull MotionEvent event) {
34         return event.isFromSource(InputDevice.SOURCE_MOUSE)
35                 && ((event.getButtonState() & MotionEvent.BUTTON_SECONDARY) != 0);
36     }
37 }
38