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source: branches/GP.Grammar.Editor/HeuristicLab.Core/3.3/Log.cs @ 6284

Last change on this file since 6284 was 5445, checked in by swagner, 14 years ago

Updated year of copyrights (#1406)

File size: 2.9 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2011 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 System.Collections.Generic;
24using System.Drawing;
25using HeuristicLab.Common;
26using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
27using HeuristicLab.PluginInfrastructure;
28
29namespace HeuristicLab.Core {
30  [Item("Log", "A log for logging string messages.")]
31  [StorableClass]
32  public class Log : Item, ILog, IStorableContent {
33    public string Filename { get; set; }
34
35    public override Image ItemImage {
36      get { return HeuristicLab.Common.Resources.VSImageLibrary.File; }
37    }
38
39    [Storable]
40    protected IList<string> messages;
41    public virtual IEnumerable<string> Messages {
42      get { return messages; }
43    }
44
45    [StorableConstructor]
46    protected Log(bool deserializing) : base(deserializing) { }
47    protected Log(Log original, Cloner cloner)
48      : base(original, cloner) {
49      messages = new List<string>(original.messages);
50    }
51    public Log()
52      : base() {
53      messages = new List<string>();
54    }
55
56    public override IDeepCloneable Clone(Cloner cloner) {
57      return new Log(this, cloner);
58    }
59
60    public virtual void Clear() {
61      messages.Clear();
62      OnCleared();
63    }
64    public virtual void LogMessage(string message) {
65      string s = DateTime.Now.ToString() + "\t" + message;
66      messages.Add(s);
67      OnMessageAdded(s);
68    }
69    public virtual void LogException(Exception ex) {
70      string s = DateTime.Now.ToString() + "\t" + "Exception occurred:" + Environment.NewLine + ErrorHandling.BuildErrorMessage(ex);
71      messages.Add(s);
72      OnMessageAdded(s);
73    }
74
75    public event EventHandler<EventArgs<string>> MessageAdded;
76    protected virtual void OnMessageAdded(string message) {
77      EventHandler<EventArgs<string>> handler = MessageAdded;
78      if (handler != null) handler(this, new EventArgs<string>(message));
79    }
80    public event EventHandler Cleared;
81    protected virtual void OnCleared() {
82      EventHandler handler = Cleared;
83      if (handler != null) handler(this, EventArgs.Empty);
84    }
85  }
86}
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