a53b3983bf
PiperOrigin-RevId: 210155157 Change-Id: I707512aab6ac57aaebb93275669ae16b92b0e66d
67 lines
1.8 KiB
Java
67 lines
1.8 KiB
Java
/*
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* Copyright (C) 2015 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 com.android.setupwizardlib.items;
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import android.content.Context;
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import android.util.AttributeSet;
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/**
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* Abstract implementation of an item, which implements {@link IItem} and takes care of implementing
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* methods for {@link ItemHierarchy} for items representing itself.
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*/
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public abstract class AbstractItem extends AbstractItemHierarchy implements IItem {
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public AbstractItem() {
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super();
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}
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public AbstractItem(Context context, AttributeSet attrs) {
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super(context, attrs);
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}
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@Override
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public int getCount() {
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return 1;
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}
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@Override
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public IItem getItemAt(int position) {
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return this;
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}
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@Override
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public ItemHierarchy findItemById(int id) {
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if (id == getId()) {
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return this;
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}
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return null;
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}
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/**
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* Convenience method to notify the adapter that the contents of this item has changed. This only
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* includes non-structural changes. Changes that causes the item to be removed should use the
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* other notification methods.
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*
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* @see #notifyItemRangeChanged(int, int)
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* @see #notifyItemRangeInserted(int, int)
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* @see #notifyItemRangeRemoved(int, int)
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*/
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public void notifyItemChanged() {
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notifyItemRangeChanged(0, 1);
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}
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}
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