[2745] | 1 | #region License Information
|
---|
| 2 | /* HeuristicLab
|
---|
[2790] | 3 | * Copyright (C) 2002-2010 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
|
---|
[2745] | 4 | *
|
---|
| 5 | * This file is part of HeuristicLab.
|
---|
| 6 | *
|
---|
| 7 | * HeuristicLab is free software: you can redistribute it and/or modify
|
---|
| 8 | * it under the terms of the GNU General Public License as published by
|
---|
| 9 | * the Free Software Foundation, either version 3 of the License, or
|
---|
| 10 | * (at your option) any later version.
|
---|
| 11 | *
|
---|
| 12 | * HeuristicLab is distributed in the hope that it will be useful,
|
---|
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
|
---|
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
---|
| 15 | * GNU General Public License for more details.
|
---|
| 16 | *
|
---|
| 17 | * You should have received a copy of the GNU General Public License
|
---|
| 18 | * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
|
---|
| 19 | */
|
---|
| 20 | #endregion
|
---|
| 21 |
|
---|
| 22 | using System;
|
---|
| 23 | using System.Collections;
|
---|
| 24 | using System.Collections.Generic;
|
---|
| 25 | using System.ComponentModel;
|
---|
| 26 |
|
---|
| 27 | namespace HeuristicLab.Collections {
|
---|
| 28 | [Serializable]
|
---|
| 29 | public class ReadOnlyObservableArray<T> : IObservableArray<T> {
|
---|
[3390] | 30 | protected IObservableArray<T> array;
|
---|
[2745] | 31 |
|
---|
| 32 | #region Properties
|
---|
| 33 | public int Length {
|
---|
| 34 | get { return array.Length; }
|
---|
| 35 | }
|
---|
| 36 | int ICollection<T>.Count {
|
---|
| 37 | get { return array.Count; }
|
---|
| 38 | }
|
---|
| 39 | bool ICollection<T>.IsReadOnly {
|
---|
| 40 | get { return true; }
|
---|
| 41 | }
|
---|
| 42 |
|
---|
| 43 | public T this[int index] {
|
---|
| 44 | get { return array[index]; }
|
---|
| 45 | }
|
---|
| 46 | T IList<T>.this[int index] {
|
---|
| 47 | get { return array[index]; }
|
---|
| 48 | set { throw new NotSupportedException(); }
|
---|
| 49 | }
|
---|
| 50 | #endregion
|
---|
| 51 |
|
---|
| 52 | #region Constructors
|
---|
[3019] | 53 | protected ReadOnlyObservableArray() { }
|
---|
[2745] | 54 | public ReadOnlyObservableArray(IObservableArray<T> array) {
|
---|
| 55 | if (array == null) throw new ArgumentNullException();
|
---|
| 56 | this.array = array;
|
---|
[3002] | 57 | RegisterEvents();
|
---|
| 58 | }
|
---|
[2745] | 59 | #endregion
|
---|
| 60 |
|
---|
| 61 | #region Access
|
---|
| 62 | public bool Contains(T item) {
|
---|
| 63 | return array.Contains(item);
|
---|
| 64 | }
|
---|
| 65 |
|
---|
| 66 | public int IndexOf(T item) {
|
---|
| 67 | return array.IndexOf(item);
|
---|
| 68 | }
|
---|
| 69 | #endregion
|
---|
| 70 |
|
---|
| 71 | #region Manipulation
|
---|
| 72 | void ICollection<T>.Add(T item) {
|
---|
| 73 | throw new NotSupportedException();
|
---|
| 74 | }
|
---|
| 75 |
|
---|
| 76 | void IList<T>.Insert(int index, T item) {
|
---|
| 77 | throw new NotSupportedException();
|
---|
| 78 | }
|
---|
| 79 |
|
---|
| 80 | bool ICollection<T>.Remove(T item) {
|
---|
| 81 | throw new NotSupportedException();
|
---|
| 82 | }
|
---|
| 83 | void IList<T>.RemoveAt(int index) {
|
---|
| 84 | throw new NotSupportedException();
|
---|
| 85 | }
|
---|
| 86 |
|
---|
| 87 | void ICollection<T>.Clear() {
|
---|
| 88 | throw new NotSupportedException();
|
---|
| 89 | }
|
---|
| 90 | #endregion
|
---|
| 91 |
|
---|
| 92 | #region Conversion
|
---|
| 93 | public void CopyTo(T[] array, int arrayIndex) {
|
---|
| 94 | this.array.CopyTo(array, arrayIndex);
|
---|
| 95 | }
|
---|
| 96 | #endregion
|
---|
| 97 |
|
---|
| 98 | #region Enumeration
|
---|
| 99 | public IEnumerator<T> GetEnumerator() {
|
---|
| 100 | return array.GetEnumerator();
|
---|
| 101 | }
|
---|
| 102 | IEnumerator IEnumerable.GetEnumerator() {
|
---|
| 103 | return array.GetEnumerator();
|
---|
| 104 | }
|
---|
| 105 | #endregion
|
---|
| 106 |
|
---|
| 107 | #region Events
|
---|
[3019] | 108 | protected void RegisterEvents() {
|
---|
| 109 | array.ItemsReplaced += new CollectionItemsChangedEventHandler<IndexedItem<T>>(array_ItemsReplaced);
|
---|
| 110 | array.ItemsMoved += new CollectionItemsChangedEventHandler<IndexedItem<T>>(array_ItemsMoved);
|
---|
| 111 | array.CollectionReset += new CollectionItemsChangedEventHandler<IndexedItem<T>>(array_CollectionReset);
|
---|
| 112 | array.PropertyChanged += new PropertyChangedEventHandler(array_PropertyChanged);
|
---|
| 113 | }
|
---|
| 114 |
|
---|
[2745] | 115 | [field: NonSerialized]
|
---|
| 116 | public event CollectionItemsChangedEventHandler<IndexedItem<T>> ItemsReplaced;
|
---|
| 117 | protected virtual void OnItemsReplaced(IEnumerable<IndexedItem<T>> items, IEnumerable<IndexedItem<T>> oldItems) {
|
---|
[3317] | 118 | CollectionItemsChangedEventHandler<IndexedItem<T>> handler = ItemsReplaced;
|
---|
| 119 | if (handler != null) handler(this, new CollectionItemsChangedEventArgs<IndexedItem<T>>(items, oldItems));
|
---|
[2745] | 120 | }
|
---|
| 121 |
|
---|
| 122 | [field: NonSerialized]
|
---|
| 123 | public event CollectionItemsChangedEventHandler<IndexedItem<T>> ItemsMoved;
|
---|
| 124 | protected virtual void OnItemsMoved(IEnumerable<IndexedItem<T>> items, IEnumerable<IndexedItem<T>> oldItems) {
|
---|
[3317] | 125 | CollectionItemsChangedEventHandler<IndexedItem<T>> handler = ItemsMoved;
|
---|
| 126 | if (handler != null) handler(this, new CollectionItemsChangedEventArgs<IndexedItem<T>>(items, oldItems));
|
---|
[2745] | 127 | }
|
---|
| 128 |
|
---|
| 129 | [field: NonSerialized]
|
---|
| 130 | public event CollectionItemsChangedEventHandler<IndexedItem<T>> CollectionReset;
|
---|
| 131 | protected virtual void OnCollectionReset(IEnumerable<IndexedItem<T>> items, IEnumerable<IndexedItem<T>> oldItems) {
|
---|
[3317] | 132 | CollectionItemsChangedEventHandler<IndexedItem<T>> handler = CollectionReset;
|
---|
| 133 | if (handler != null) handler(this, new CollectionItemsChangedEventArgs<IndexedItem<T>>(items, oldItems));
|
---|
[2745] | 134 | }
|
---|
| 135 |
|
---|
| 136 | [field: NonSerialized]
|
---|
| 137 | public event PropertyChangedEventHandler PropertyChanged;
|
---|
| 138 | protected virtual void OnPropertyChanged(string propertyName) {
|
---|
[3317] | 139 | PropertyChangedEventHandler handler = PropertyChanged;
|
---|
| 140 | if (handler != null) handler(this, new PropertyChangedEventArgs(propertyName));
|
---|
[2745] | 141 | }
|
---|
| 142 |
|
---|
| 143 | private void array_ItemsReplaced(object sender, CollectionItemsChangedEventArgs<IndexedItem<T>> e) {
|
---|
| 144 | OnItemsReplaced(e.Items, e.OldItems);
|
---|
| 145 | }
|
---|
| 146 | private void array_ItemsMoved(object sender, CollectionItemsChangedEventArgs<IndexedItem<T>> e) {
|
---|
| 147 | OnItemsMoved(e.Items, e.OldItems);
|
---|
| 148 | }
|
---|
| 149 | private void array_CollectionReset(object sender, CollectionItemsChangedEventArgs<IndexedItem<T>> e) {
|
---|
| 150 | OnCollectionReset(e.Items, e.OldItems);
|
---|
| 151 | }
|
---|
| 152 | private void array_PropertyChanged(object sender, PropertyChangedEventArgs e) {
|
---|
| 153 | if (e.PropertyName.Equals("Item[]") || e.PropertyName.Equals("Length"))
|
---|
| 154 | OnPropertyChanged(e.PropertyName);
|
---|
| 155 | }
|
---|
| 156 | #endregion
|
---|
| 157 | }
|
---|
| 158 | }
|
---|