1 /* 2 * Copyright (C) 2016 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.example.android.apis.view; 18 19 import android.content.Context; 20 import android.util.AttributeSet; 21 import android.view.MotionEvent; 22 import android.view.PointerIcon; 23 import android.widget.Button; 24 import com.example.android.apis.R; 25 26 public class ResourcePointerIconButton extends Button { 27 private PointerIcon mCustomIcon; 28 29 public ResourcePointerIconButton(Context context) { 30 this(context, null); 31 } 32 33 public ResourcePointerIconButton(Context context, AttributeSet attrs) { 34 super(context, attrs); 35 } 36 37 public ResourcePointerIconButton(Context context, AttributeSet attrs, int defStyleAttr) { 38 super(context, attrs, defStyleAttr); 39 } 40 41 public ResourcePointerIconButton(Context context, AttributeSet attrs, 42 int defStyleAttr, int defStyleRes) { 43 super(context, attrs, defStyleAttr, defStyleRes); 44 } 45 46 @Override 47 public PointerIcon onResolvePointerIcon(MotionEvent event, int pointerIndex) { 48 if (mCustomIcon == null) { 49 mCustomIcon = PointerIcon.load(getResources(), R.drawable.custom_pointer_icon); 50 } 51 return mCustomIcon; 52 } 53 } 54
