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.android.incallui.answer.impl.answermethod; 18 19 import android.app.Activity; 20 import android.support.annotation.NonNull; 21 import android.support.annotation.Nullable; 22 import android.support.annotation.VisibleForTesting; 23 import android.support.v4.app.Fragment; 24 import com.android.dialer.common.LogUtil; 25 import com.android.dialer.compat.ActivityCompat; 26 import com.android.incallui.util.AccessibilityUtil; 27 28 /** Creates the appropriate {@link AnswerMethod} for the circumstances. */ 29 public class AnswerMethodFactory { 30 private static boolean shouldUseTwoButtonMethodForTesting; 31 32 @NonNull createAnswerMethod(@onNull Activity activity)33 public static AnswerMethod createAnswerMethod(@NonNull Activity activity) { 34 if (needTwoButton(activity)) { 35 return new TwoButtonMethod(); 36 } else { 37 return new FlingUpDownMethod(); 38 } 39 } 40 needsReplacement(@ullable Fragment answerMethod)41 public static boolean needsReplacement(@Nullable Fragment answerMethod) { 42 //noinspection SimplifiableIfStatement 43 if (answerMethod == null) { 44 return true; 45 } 46 // If we have already started showing TwoButtonMethod, we should keep showing TwoButtonMethod. 47 // Otherwise check if we need to change to TwoButtonMethod 48 return !(answerMethod instanceof TwoButtonMethod) && needTwoButton(answerMethod.getActivity()); 49 } 50 51 @VisibleForTesting setShouldUseTwoButtonMethodForTesting(boolean shouldUse)52 public static void setShouldUseTwoButtonMethodForTesting(boolean shouldUse) { 53 shouldUseTwoButtonMethodForTesting = shouldUse; 54 } 55 needTwoButton(@onNull Activity activity)56 private static boolean needTwoButton(@NonNull Activity activity) { 57 if (shouldUseTwoButtonMethodForTesting) { 58 LogUtil.i("AnswerMethodFactory.needTwoButton", "enabled for testing"); 59 return true; 60 } 61 62 return AccessibilityUtil.isTouchExplorationEnabled(activity) 63 || ActivityCompat.isInMultiWindowMode(activity); 64 } 65 } 66