| /* |
| * Copyright (C) 2016 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file |
| * except in compliance with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software distributed under the |
| * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the specific language governing |
| * permissions and limitations under the License. |
| */ |
| |
| package com.android.systemui.qs; |
| |
| import android.content.Context; |
| import android.util.AttributeSet; |
| import android.view.MotionEvent; |
| import android.widget.ScrollView; |
| |
| /** |
| * ScrollView that disallows intercepting for touches that can cause scrolling. |
| */ |
| public class NonInterceptingScrollView extends ScrollView { |
| |
| public NonInterceptingScrollView(Context context, AttributeSet attrs) { |
| super(context, attrs); |
| } |
| |
| @Override |
| public boolean onTouchEvent(MotionEvent ev) { |
| int action = ev.getActionMasked(); |
| switch (action) { |
| case MotionEvent.ACTION_DOWN: |
| if (canScrollVertically(1)) { |
| requestDisallowInterceptTouchEvent(true); |
| } |
| break; |
| } |
| return super.onTouchEvent(ev); |
| } |
| } |