1 /*
2  * Copyright (C) 2014 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.contacts.common.widget;
18 
19 import android.content.Context;
20 import android.util.AttributeSet;
21 import android.view.MotionEvent;
22 import android.widget.LinearLayout;
23 import com.android.dialer.util.TouchPointManager;
24 
25 /**
26  * Linear layout for an activity that listens to all touch events on the screen and saves the touch
27  * point. Typically touch events are handled by child views--this class intercepts those touch
28  * events before passing them on to the child.
29  */
30 public class ActivityTouchLinearLayout extends LinearLayout {
31 
ActivityTouchLinearLayout(Context context, AttributeSet attrs)32   public ActivityTouchLinearLayout(Context context, AttributeSet attrs) {
33     super(context, attrs);
34   }
35 
36   @Override
onInterceptTouchEvent(MotionEvent ev)37   public boolean onInterceptTouchEvent(MotionEvent ev) {
38     if (ev.getAction() == MotionEvent.ACTION_DOWN) {
39       TouchPointManager.getInstance().setPoint((int) ev.getRawX(), (int) ev.getRawY());
40     }
41     return false;
42   }
43 }
44