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.dialer.speeddial.draghelper;
18 
19 import android.content.Context;
20 import android.support.v7.widget.GridLayoutManager;
21 
22 /** {@link GridLayoutManager} that allows disabling scrolling. */
23 public class SpeedDialLayoutManager extends GridLayoutManager {
24 
25   private boolean isScrollEnabled = true;
26 
SpeedDialLayoutManager(Context context, int spanCount)27   public SpeedDialLayoutManager(Context context, int spanCount) {
28     super(context, spanCount);
29   }
30 
setScrollEnabled(boolean flag)31   public void setScrollEnabled(boolean flag) {
32     this.isScrollEnabled = flag;
33   }
34 
35   @Override
canScrollVertically()36   public boolean canScrollVertically() {
37     // Similarly you can customize "canScrollHorizontally()" for managing horizontal scroll
38     return isScrollEnabled && super.canScrollVertically();
39   }
40 }
41