Back to project page ListViewAnimations.
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Apache License
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/* * Copyright 2014 Niek Haarman//from ww w .j a v a2s . co m * * 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 com.nhaarman.listviewanimations.util; /** * Interface, usually implemented by a {@link com.nhaarman.listviewanimations.BaseAdapterDecorator}, * that indicates that it can swap the visual position of two list items. */ public interface Swappable { /** * Swaps the item on the first adapter position with the item on the second adapter position. * Be sure to call {@link android.widget.BaseAdapter#notifyDataSetChanged()} if appropriate when implementing this method. * * @param positionOne First adapter position. * @param positionTwo Second adapter position. */ void swapItems(int positionOne, int positionTwo); }