[2623] | 1 | #region License Information
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| 2 | /* HeuristicLab
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[2790] | 3 | * Copyright (C) 2002-2010 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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[2623] | 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;
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| 24 | using System.Collections.Generic;
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| 25 | using System.ComponentModel;
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| 26 | using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
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| 27 |
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| 28 | namespace HeuristicLab.Collections {
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| 29 | [Serializable]
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[3017] | 30 | [StorableClass]
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[2623] | 31 | public class ReadOnlyObservableSet<T> : IObservableSet<T> {
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| 32 | [Storable]
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| 33 | private IObservableSet<T> set;
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| 34 |
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| 35 | #region Properties
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| 36 | public int Count {
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| 37 | get { return set.Count; }
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| 38 | }
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| 39 | bool ICollection<T>.IsReadOnly {
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| 40 | get { return true; }
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| 41 | }
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| 42 | #endregion
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| 43 |
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| 44 | #region Constructors
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[3019] | 45 | protected ReadOnlyObservableSet() { }
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[2623] | 46 | public ReadOnlyObservableSet(IObservableSet<T> set) {
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| 47 | if (set == null) throw new ArgumentNullException();
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| 48 | this.set = set;
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[3002] | 49 | RegisterEvents();
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| 50 | }
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[2623] | 51 | #endregion
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| 52 |
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| 53 | #region Access
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| 54 | public bool Contains(T item) {
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| 55 | return set.Contains(item);
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| 56 | }
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| 57 |
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| 58 | public bool IsProperSubsetOf(IEnumerable<T> other) {
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| 59 | return set.IsProperSubsetOf(other);
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| 60 | }
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| 61 | public bool IsProperSupersetOf(IEnumerable<T> other) {
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| 62 | return set.IsProperSupersetOf(other);
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| 63 | }
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| 64 |
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| 65 | public bool IsSubsetOf(IEnumerable<T> other) {
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| 66 | return set.IsSubsetOf(other);
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| 67 | }
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| 68 | public bool IsSupersetOf(IEnumerable<T> other) {
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| 69 | return set.IsSupersetOf(other);
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| 70 | }
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| 71 |
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| 72 | public bool Overlaps(IEnumerable<T> other) {
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| 73 | return set.Overlaps(other);
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| 74 | }
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| 75 |
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| 76 | public bool SetEquals(IEnumerable<T> other) {
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| 77 | return set.SetEquals(other);
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| 78 | }
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| 79 | #endregion
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| 80 |
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| 81 | #region Manipulation
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| 82 | bool IObservableSet<T>.Add(T item) {
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| 83 | throw new NotSupportedException();
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| 84 | }
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| 85 | void ICollection<T>.Add(T item) {
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| 86 | throw new NotSupportedException();
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| 87 | }
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| 88 |
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| 89 | void IObservableSet<T>.ExceptWith(IEnumerable<T> other) {
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| 90 | throw new NotSupportedException();
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| 91 | }
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| 92 |
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| 93 | void IObservableSet<T>.IntersectWith(IEnumerable<T> other) {
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| 94 | throw new NotSupportedException();
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| 95 | }
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| 96 |
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| 97 | bool ICollection<T>.Remove(T item) {
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| 98 | throw new NotSupportedException();
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| 99 | }
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| 100 |
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| 101 | void IObservableSet<T>.SymmetricExceptWith(IEnumerable<T> other) {
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| 102 | throw new NotSupportedException();
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| 103 | }
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| 104 |
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| 105 | void IObservableSet<T>.UnionWith(IEnumerable<T> other) {
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| 106 | throw new NotSupportedException();
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| 107 | }
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| 108 |
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| 109 | void ICollection<T>.Clear() {
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| 110 | throw new NotSupportedException();
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| 111 | }
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| 112 | #endregion
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| 113 |
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| 114 | #region Conversion
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| 115 | public void CopyTo(T[] array, int arrayIndex) {
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| 116 | set.CopyTo(array, arrayIndex);
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| 117 | }
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| 118 | #endregion
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| 119 |
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| 120 | #region Enumeration
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| 121 | public IEnumerator<T> GetEnumerator() {
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| 122 | return set.GetEnumerator();
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| 123 | }
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| 124 | IEnumerator IEnumerable.GetEnumerator() {
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| 125 | return set.GetEnumerator();
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| 126 | }
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| 127 | #endregion
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| 128 |
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| 129 | #region Events
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[3019] | 130 | [StorableHook(HookType.AfterDeserialization)]
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| 131 | protected void RegisterEvents() {
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| 132 | set.ItemsAdded += new CollectionItemsChangedEventHandler<T>(set_ItemsAdded);
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| 133 | set.ItemsRemoved += new CollectionItemsChangedEventHandler<T>(set_ItemsRemoved);
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| 134 | set.CollectionReset += new CollectionItemsChangedEventHandler<T>(set_CollectionReset);
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| 135 | set.PropertyChanged += new PropertyChangedEventHandler(set_PropertyChanged);
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| 136 | }
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| 137 |
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[2623] | 138 | [field: NonSerialized]
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| 139 | public event CollectionItemsChangedEventHandler<T> ItemsAdded;
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| 140 | protected virtual void OnItemsAdded(IEnumerable<T> items) {
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| 141 | if (ItemsAdded != null)
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| 142 | ItemsAdded(this, new CollectionItemsChangedEventArgs<T>(items));
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| 143 | }
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| 144 |
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| 145 | [field: NonSerialized]
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| 146 | public event CollectionItemsChangedEventHandler<T> ItemsRemoved;
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| 147 | protected virtual void OnItemsRemoved(IEnumerable<T> items) {
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| 148 | if (ItemsRemoved != null)
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| 149 | ItemsRemoved(this, new CollectionItemsChangedEventArgs<T>(items));
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| 150 | }
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| 151 |
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| 152 | [field: NonSerialized]
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| 153 | public event CollectionItemsChangedEventHandler<T> CollectionReset;
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| 154 | protected virtual void OnCollectionReset(IEnumerable<T> items, IEnumerable<T> oldItems) {
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| 155 | if (CollectionReset != null)
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| 156 | CollectionReset(this, new CollectionItemsChangedEventArgs<T>(items, oldItems));
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| 157 | }
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| 158 |
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| 159 | [field: NonSerialized]
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| 160 | public event PropertyChangedEventHandler PropertyChanged;
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| 161 | protected virtual void OnPropertyChanged(string propertyName) {
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| 162 | if (PropertyChanged != null)
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| 163 | PropertyChanged(this, new PropertyChangedEventArgs(propertyName));
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| 164 | }
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| 165 |
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| 166 | private void set_ItemsAdded(object sender, CollectionItemsChangedEventArgs<T> e) {
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| 167 | OnItemsAdded(e.Items);
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| 168 | }
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| 169 | private void set_ItemsRemoved(object sender, CollectionItemsChangedEventArgs<T> e) {
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| 170 | OnItemsRemoved(e.Items);
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| 171 | }
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| 172 | private void set_CollectionReset(object sender, CollectionItemsChangedEventArgs<T> e) {
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| 173 | OnCollectionReset(e.Items, e.OldItems);
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| 174 | }
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| 175 | private void set_PropertyChanged(object sender, PropertyChangedEventArgs e) {
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| 176 | if (e.PropertyName.Equals("Count"))
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| 177 | OnPropertyChanged(e.PropertyName);
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| 178 | }
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| 179 | #endregion
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| 180 | }
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| 181 | }
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