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