[2618] | 1 | #region License Information
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| 2 | /* HeuristicLab
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[17097] | 3 | * Copyright (C) 2002-2019 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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[2618] | 4 | *
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| 5 | * This file is part of HeuristicLab.
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| 6 | *
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| 7 | * HeuristicLab is free software: you can redistribute it and/or modify
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| 8 | * it under the terms of the GNU General Public License as published by
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| 9 | * the Free Software Foundation, either version 3 of the License, or
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| 10 | * (at your option) any later version.
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| 11 | *
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| 12 | * HeuristicLab is distributed in the hope that it will be useful,
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| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 15 | * GNU General Public License for more details.
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| 16 | *
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| 17 | * You should have received a copy of the GNU General Public License
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| 18 | * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
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| 19 | */
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| 20 | #endregion
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| 21 |
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| 22 | using System;
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| 23 | using System.Collections.Generic;
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[17097] | 24 | using HEAL.Attic;
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[2618] | 25 |
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| 26 | namespace HeuristicLab.Collections {
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[17097] | 27 | [StorableType("58D6326E-BD52-4B5D-8915-89948CEB50AA")]
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[2618] | 28 | [Serializable]
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[8610] | 29 | public class ReadOnlyObservableKeyedList<TKey, TItem> : ReadOnlyObservableList<TItem>, IObservableKeyedList<TKey, TItem> {
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[2618] | 30 |
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[8610] | 31 | protected IObservableKeyedList<TKey, TItem> KeyedList {
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| 32 | get { return (IObservableKeyedList<TKey, TItem>)base.list; }
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[2618] | 33 | }
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[8610] | 34 |
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| 35 | bool ICollection<TItem>.IsReadOnly {
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[2618] | 36 | get { return true; }
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| 37 | }
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[8610] | 38 | public TItem this[TKey key] {
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| 39 | get { return KeyedList[key]; }
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[2618] | 40 | }
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| 41 |
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| 42 | #region Constructors
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[8610] | 43 | protected ReadOnlyObservableKeyedList() { }
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| 44 | public ReadOnlyObservableKeyedList(IObservableKeyedList<TKey, TItem> keyedList)
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| 45 | : base(keyedList) {
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[3002] | 46 | RegisterEvents();
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| 47 | }
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[3560] | 48 | [StorableConstructor]
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[17097] | 49 | protected ReadOnlyObservableKeyedList(StorableConstructorFlag _) : base(_) { }
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[4722] | 50 | [StorableHook(HookType.AfterDeserialization)]
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| 51 | private void AfterDeserialization() {
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| 52 | RegisterEvents();
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| 53 | }
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[2618] | 54 | #endregion
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| 55 |
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[8610] | 56 | public bool ContainsKey(TKey key) {
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| 57 | return KeyedList.ContainsKey(key);
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[2618] | 58 | }
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[8610] | 59 | public bool TryGetValue(TKey key, out TItem item) {
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| 60 | return KeyedList.TryGetValue(key, out item);
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[2618] | 61 | }
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| 62 |
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[8610] | 63 | bool IObservableKeyedCollection<TKey, TItem>.Remove(TKey key) {
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[2618] | 64 | throw new NotSupportedException();
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| 65 | }
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| 66 |
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[8610] | 67 | #region events
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| 68 | private void RegisterEvents() {
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| 69 | ((INotifyObservableKeyedCollectionItemsChanged<TKey, TItem>)KeyedList).ItemsReplaced += keyedList_ItemsReplaced;
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[2618] | 70 | }
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| 71 |
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| 72 | [field: NonSerialized]
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[8610] | 73 | private event CollectionItemsChangedEventHandler<TItem> itemsReplaced;
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| 74 | event CollectionItemsChangedEventHandler<TItem> INotifyObservableKeyedCollectionItemsChanged<TKey, TItem>.ItemsReplaced {
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| 75 | add { itemsReplaced += value; }
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| 76 | remove { itemsReplaced -= value; }
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[2618] | 77 | }
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[8610] | 78 | private void OnItemsReplaced(IEnumerable<TItem> items, IEnumerable<TItem> oldItems) {
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| 79 | var handler = itemsReplaced;
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| 80 | if (handler != null) handler(this, new CollectionItemsChangedEventArgs<TItem>(items, oldItems));
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[2623] | 81 | }
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| 82 |
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[8610] | 83 | private void keyedList_ItemsReplaced(object sender, CollectionItemsChangedEventArgs<TItem> e) {
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| 84 | OnItemsReplaced(e.Items, e.OldItems);
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[2618] | 85 | }
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| 86 |
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| 87 | #endregion
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| 88 | }
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| 89 | }
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