mirror of https://github.com/NekoX-Dev/NekoX.git
63 lines
1.9 KiB
Java
63 lines
1.9 KiB
Java
/*
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* Copyright 2018 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package androidx.recyclerview.widget;
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import androidx.annotation.NonNull;
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/**
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* ListUpdateCallback that dispatches update events to the given adapter.
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*
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* @see DiffUtil.DiffResult#dispatchUpdatesTo(RecyclerView.Adapter)
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*/
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public final class AdapterListUpdateCallback implements ListUpdateCallback {
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@NonNull
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private final RecyclerView.Adapter mAdapter;
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/**
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* Creates an AdapterListUpdateCallback that will dispatch update events to the given adapter.
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*
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* @param adapter The Adapter to send updates to.
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*/
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public AdapterListUpdateCallback(@NonNull RecyclerView.Adapter adapter) {
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mAdapter = adapter;
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}
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/** {@inheritDoc} */
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@Override
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public void onInserted(int position, int count) {
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mAdapter.notifyItemRangeInserted(position, count);
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}
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/** {@inheritDoc} */
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@Override
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public void onRemoved(int position, int count) {
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mAdapter.notifyItemRangeRemoved(position, count);
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}
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/** {@inheritDoc} */
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@Override
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public void onMoved(int fromPosition, int toPosition) {
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mAdapter.notifyItemMoved(fromPosition, toPosition);
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}
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/** {@inheritDoc} */
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@Override
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public void onChanged(int position, int count, Object payload) {
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mAdapter.notifyItemRangeChanged(position, count, payload);
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}
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}
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