| /* |
| * Copyright (C) 2015 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 com.android.setupwizardlib.items; |
| |
| import android.content.Context; |
| import android.util.AttributeSet; |
| |
| /** |
| * Abstract implementation of an item, which implements {@link IItem} and takes care of implementing |
| * methods for {@link ItemHierarchy} for items representing itself. |
| */ |
| public abstract class AbstractItem extends AbstractItemHierarchy implements IItem { |
| |
| public AbstractItem() { |
| super(); |
| } |
| |
| public AbstractItem(Context context, AttributeSet attrs) { |
| super(context, attrs); |
| } |
| |
| @Override |
| public int getCount() { |
| return 1; |
| } |
| |
| @Override |
| public IItem getItemAt(int position) { |
| return this; |
| } |
| |
| @Override |
| public ItemHierarchy findItemById(int id) { |
| if (id == getId()) { |
| return this; |
| } |
| return null; |
| } |
| |
| /** |
| * Convenience method to notify the adapter that the contents of this item has changed. This |
| * only includes non-structural changes. Changes that causes the item to be removed should use |
| * the other notification methods. |
| * |
| * @see #notifyItemRangeChanged(int, int) |
| * @see #notifyItemRangeInserted(int, int) |
| * @see #notifyItemRangeRemoved(int, int) |
| */ |
| public void notifyItemChanged() { |
| notifyItemRangeChanged(0, 1); |
| } |
| } |