1 | #region License Information
|
---|
2 | /* HeuristicLab
|
---|
3 | * Copyright (C) 2002-2008 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
|
---|
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.Generic;
|
---|
24 | using System.Text;
|
---|
25 | using System.Xml;
|
---|
26 | using HeuristicLab.Core;
|
---|
27 | using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
|
---|
28 |
|
---|
29 | namespace HeuristicLab.Data {
|
---|
30 | [Item("ReferenceTypeData<T>", "A base class for representing reference types.")]
|
---|
31 | public class ReferenceTypeData<T> : Item where T : class {
|
---|
32 | [Storable]
|
---|
33 | protected T value;
|
---|
34 | public T Value {
|
---|
35 | get { return value; }
|
---|
36 | set {
|
---|
37 | if (!value.Equals(this.value)) {
|
---|
38 | this.value = value;
|
---|
39 | OnValueChanged();
|
---|
40 | }
|
---|
41 | }
|
---|
42 | }
|
---|
43 |
|
---|
44 | public ReferenceTypeData() {
|
---|
45 | value = default(T);
|
---|
46 | }
|
---|
47 |
|
---|
48 | public override IDeepCloneable Clone(Cloner cloner) {
|
---|
49 | ReferenceTypeData<T> clone = (ReferenceTypeData<T>)base.Clone(cloner);
|
---|
50 | IDeepCloneable deepCloneable = Value as IDeepCloneable;
|
---|
51 | if (deepCloneable != null) {
|
---|
52 | clone.value = (T)deepCloneable.Clone(cloner);
|
---|
53 | return clone;
|
---|
54 | }
|
---|
55 | ICloneable cloneable = Value as ICloneable;
|
---|
56 | if (cloneable != null) {
|
---|
57 | clone.value = (T)cloneable.Clone();
|
---|
58 | return clone;
|
---|
59 | }
|
---|
60 | throw new InvalidOperationException("Contained object is not cloneable.");
|
---|
61 | }
|
---|
62 |
|
---|
63 | public override string ToString() {
|
---|
64 | return value == null ? "null" : value.ToString();
|
---|
65 | }
|
---|
66 |
|
---|
67 | public event EventHandler ValueChanged;
|
---|
68 | protected virtual void OnValueChanged() {
|
---|
69 | if (ValueChanged != null)
|
---|
70 | ValueChanged(this, EventArgs.Empty);
|
---|
71 | OnChanged();
|
---|
72 | }
|
---|
73 | }
|
---|
74 | }
|
---|