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  */
16 
17 package com.android.car.settings.common;
18 
19 import android.content.Context;
20 import android.util.AttributeSet;
21 import android.view.MotionEvent;
22 import android.widget.RelativeLayout;
23 
24 /**
25  * Intercepts all touch event, so they don't pass onto child views. One use case for this is to
26  * make the line item in a list view clickable and control the logic and update the sub view.
27  */
28 public class InterceptTouchRelativeLayout extends RelativeLayout {
29 
InterceptTouchRelativeLayout(Context context)30     public InterceptTouchRelativeLayout(Context context) {
31         super(context);
32     }
33 
InterceptTouchRelativeLayout(Context context, AttributeSet attrs)34     public InterceptTouchRelativeLayout(Context context, AttributeSet attrs) {
35         super(context, attrs);
36     }
37 
InterceptTouchRelativeLayout(Context context, AttributeSet attrs, int defStyleAttr)38     public InterceptTouchRelativeLayout(Context context, AttributeSet attrs, int defStyleAttr) {
39         super(context, attrs, defStyleAttr);
40     }
41 
InterceptTouchRelativeLayout( Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes)42     public InterceptTouchRelativeLayout(
43             Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) {
44         super(context, attrs, defStyleAttr, defStyleRes);
45     }
46 
47     /**
48      * Intercepts all touch event.
49      * @return true.
50      */
51     @Override
onInterceptTouchEvent(MotionEvent ev)52     public boolean onInterceptTouchEvent(MotionEvent ev) {
53         return true;
54     }
55 }
56