1e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu/* 2e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu * Copyright 2017 The Android Open Source Project 3e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu * 4e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu * Licensed under the Apache License, Version 2.0 (the "License"); 5e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu * you may not use this file except in compliance with the License. 6e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu * You may obtain a copy of the License at 7e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu * 8e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu * http://www.apache.org/licenses/LICENSE-2.0 9e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu * 10e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu * Unless required by applicable law or agreed to in writing, software 11e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu * distributed under the License is distributed on an "AS IS" BASIS, 12e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu * See the License for the specific language governing permissions and 14e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu * limitations under the License. 15e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu */ 16ac5fe7c617c66850fff75a9fce9979c6e5674b0fAurimas Liutikaspackage androidx.leanback.widget; 17e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu 18e624c1ba50da8f13f536bac185389bbc83c8e66aDake Guimport android.text.TextUtils; 19e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu 208619e0ef7062b6a714f22af993e4b440fae7ef08Aurimas Liutikasimport androidx.annotation.NonNull; 218619e0ef7062b6a714f22af993e4b440fae7ef08Aurimas Liutikas 22e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu/** 23e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu * DiffCallback used for GuidedActions, see {@link 24ac5fe7c617c66850fff75a9fce9979c6e5674b0fAurimas Liutikas * androidx.leanback.app.GuidedStepSupportFragment#setActionsDiffCallback(DiffCallback)}. 25e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu */ 26e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gupublic class GuidedActionDiffCallback extends DiffCallback<GuidedAction> { 27e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu 28e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu static final GuidedActionDiffCallback sInstance = new GuidedActionDiffCallback(); 29e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu 30e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu /** 31e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu * Returns the singleton GuidedActionDiffCallback. 32e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu * @return The singleton GuidedActionDiffCallback. 33e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu */ 34c05db2551709fb74903cce69f3e4b9f553e607afJake Wharton public static GuidedActionDiffCallback getInstance() { 35e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu return sInstance; 36e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu } 37e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu 38e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu @Override 39e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu public boolean areItemsTheSame(@NonNull GuidedAction oldItem, @NonNull GuidedAction newItem) { 40e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu if (oldItem == null) { 41e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu return newItem == null; 42e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu } else if (newItem == null) { 43e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu return false; 44e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu } 45e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu return oldItem.getId() == newItem.getId(); 46e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu } 47e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu 48e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu @Override 49e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu public boolean areContentsTheSame(@NonNull GuidedAction oldItem, 50e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu @NonNull GuidedAction newItem) { 51e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu if (oldItem == null) { 52e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu return newItem == null; 53e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu } else if (newItem == null) { 54e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu return false; 55e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu } 56e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu return oldItem.getCheckSetId() == newItem.getCheckSetId() 57e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu && oldItem.mActionFlags == newItem.mActionFlags 58e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu && TextUtils.equals(oldItem.getTitle(), newItem.getTitle()) 59e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu && TextUtils.equals(oldItem.getDescription(), newItem.getDescription()) 60e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu && oldItem.getInputType() == newItem.getInputType() 61e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu && TextUtils.equals(oldItem.getEditTitle(), newItem.getEditTitle()) 62e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu && TextUtils.equals(oldItem.getEditDescription(), newItem.getEditDescription()) 63e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu && oldItem.getEditInputType() == newItem.getEditInputType() 64e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu && oldItem.getDescriptionEditInputType() == newItem.getDescriptionEditInputType(); 65e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu } 66e624c1ba50da8f13f536bac185389bbc83c8e66aDake Gu} 67