NekoX/TMessagesProj/src/main/java/androidx/recyclerview/widget/SortedListAdapterCallback.java

62 lines
1.9 KiB
Java

/*
* Copyright 2018 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package androidx.recyclerview.widget;
/**
* A {@link SortedList.Callback} implementation that can bind a {@link SortedList} to a
* {@link RecyclerView.Adapter}.
*/
public abstract class SortedListAdapterCallback<T2> extends SortedList.Callback<T2> {
final RecyclerView.Adapter mAdapter;
/**
* Creates a {@link SortedList.Callback} that will forward data change events to the provided
* Adapter.
*
* @param adapter The Adapter instance which should receive events from the SortedList.
*/
public SortedListAdapterCallback(RecyclerView.Adapter adapter) {
mAdapter = adapter;
}
@Override
public void onInserted(int position, int count) {
mAdapter.notifyItemRangeInserted(position, count);
}
@Override
public void onRemoved(int position, int count) {
mAdapter.notifyItemRangeRemoved(position, count);
}
@Override
public void onMoved(int fromPosition, int toPosition) {
mAdapter.notifyItemMoved(fromPosition, toPosition);
}
@Override
public void onChanged(int position, int count) {
mAdapter.notifyItemRangeChanged(position, count);
}
@Override
public void onChanged(int position, int count, Object payload) {
mAdapter.notifyItemRangeChanged(position, count, payload);
}
}