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source: branches/PersistentDataStructures/HeuristicLab.Clients.OKB/3.3/RunCreation/NamedItemWrapper.cs @ 15873

Last change on this file since 15873 was 14186, checked in by swagner, 8 years ago

#2526: Updated year of copyrights in license headers

File size: 4.5 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2016 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
22using System;
23using HeuristicLab.Common;
24using HeuristicLab.Core;
25using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
26using HeuristicLab.PluginInfrastructure;
27
28namespace HeuristicLab.Clients.OKB.RunCreation {
29  [Item("NamedItemWrapper", "A wrapper which wraps an INamedItem.")]
30  [StorableClass]
31  [NonDiscoverableType]
32  public class NamedItemWrapper<T> : ItemWrapper<T>, INamedItem where T : class, INamedItem {
33    protected override T WrappedItem {
34      get { return base.WrappedItem; }
35      set {
36        if (value == null) throw new ArgumentNullException("WrappedItem", "WrappedItem cannot be null.");
37        if (value != base.WrappedItem) {
38          CancelEventArgs<string> e = new CancelEventArgs<string>(value.Name);
39          OnNameChanging(e);
40          if (!e.Cancel) base.WrappedItem = value;
41        }
42      }
43    }
44
45    public virtual string Name {
46      get { return WrappedItem.Name; }
47      set { WrappedItem.Name = value; }
48    }
49    public virtual bool CanChangeName {
50      get { return WrappedItem.CanChangeName; }
51    }
52    public virtual string Description {
53      get { return WrappedItem.Description; }
54      set { WrappedItem.Description = value; }
55    }
56    public virtual bool CanChangeDescription {
57      get { return WrappedItem.CanChangeDescription; }
58    }
59
60    [StorableConstructor]
61    protected NamedItemWrapper(bool deserializing) : base(deserializing) { }
62    protected NamedItemWrapper(NamedItemWrapper<T> original, Cloner cloner) : base(original, cloner) { }
63    public NamedItemWrapper(T item) : base(item) { }
64
65    public override IDeepCloneable Clone(Cloner cloner) {
66      return new NamedItemWrapper<T>(this, cloner);
67    }
68
69    protected override void OnWrappedItemChanged() {
70      base.OnWrappedItemChanged();
71      OnNameChanged();
72      OnDescriptionChanged();
73    }
74
75    #region Events
76    public event EventHandler<CancelEventArgs<string>> NameChanging;
77    protected virtual void OnNameChanging(CancelEventArgs<string> e) {
78      var handler = NameChanging;
79      if (handler != null) handler(this, e);
80    }
81    public event EventHandler NameChanged;
82    protected virtual void OnNameChanged() {
83      var handler = NameChanged;
84      if (handler != null) handler(this, EventArgs.Empty);
85    }
86    public event EventHandler DescriptionChanged;
87    protected virtual void OnDescriptionChanged() {
88      var handler = DescriptionChanged;
89      if (handler != null) handler(this, EventArgs.Empty);
90    }
91
92    protected override void RegisterWrappedItemEvents() {
93      base.RegisterWrappedItemEvents();
94      WrappedItem.NameChanging += new EventHandler<CancelEventArgs<string>>(WrappedItem_NameChanging);
95      WrappedItem.NameChanged += new EventHandler(WrappedItem_NameChanged);
96      WrappedItem.DescriptionChanged += new EventHandler(WrappedItem_DescriptionChanged);
97    }
98    protected override void DeregisterWrappedItemEvents() {
99      WrappedItem.NameChanging -= new EventHandler<CancelEventArgs<string>>(WrappedItem_NameChanging);
100      WrappedItem.NameChanged -= new EventHandler(WrappedItem_NameChanged);
101      WrappedItem.DescriptionChanged -= new EventHandler(WrappedItem_DescriptionChanged);
102      base.DeregisterWrappedItemEvents();
103    }
104
105    protected virtual void WrappedItem_NameChanging(object sender, CancelEventArgs<string> e) {
106      OnNameChanging(e);
107    }
108    protected virtual void WrappedItem_NameChanged(object sender, EventArgs e) {
109      OnNameChanged();
110    }
111    protected virtual void WrappedItem_DescriptionChanged(object sender, EventArgs e) {
112      OnDescriptionChanged();
113    }
114    #endregion
115  }
116}
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