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source: trunk/sources/HeuristicLab.Optimization.Views/3.3/EngineAlgorithmView.cs @ 3261

Last change on this file since 3261 was 3261, checked in by swagner, 14 years ago

Continued work on algorithm batch processing (#947).

File size: 5.0 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2010 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.Linq;
25using HeuristicLab.Common;
26using HeuristicLab.Core;
27using HeuristicLab.MainForm;
28using HeuristicLab.PluginInfrastructure;
29
30namespace HeuristicLab.Optimization.Views {
31  /// <summary>
32  /// The base class for visual representations of items.
33  /// </summary>
34  [View("EngineAlgorithm View")]
35  [Content(typeof(EngineAlgorithm), true)]
36  public partial class EngineAlgorithmView : AlgorithmView {
37    private List<Type> engineTypes;
38
39    public new EngineAlgorithm Content {
40      get { return (EngineAlgorithm)base.Content; }
41      set { base.Content = value; }
42    }
43
44    /// <summary>
45    /// Initializes a new instance of <see cref="ItemBaseView"/>.
46    /// </summary>
47    public EngineAlgorithmView() {
48      InitializeComponent();
49    }
50
51    /// <summary>
52    /// Intializes a new instance of <see cref="ItemBaseView"/> with the given <paramref name="item"/>.
53    /// </summary>
54    /// <param name="item">The item that should be displayed.</param>
55    public EngineAlgorithmView(EngineAlgorithm content)
56      : this() {
57      Content = content;
58    }
59
60    protected override void DeregisterContentEvents() {
61      Content.EngineChanged -= new System.EventHandler(Content_EngineChanged);
62      base.DeregisterContentEvents();
63    }
64    protected override void RegisterContentEvents() {
65      base.RegisterContentEvents();
66      Content.EngineChanged += new System.EventHandler(Content_EngineChanged);
67    }
68
69    protected override void OnContentChanged() {
70      base.OnContentChanged();
71
72      if (engineTypes == null) {
73        engineTypes = ApplicationManager.Manager.GetTypes(typeof(IEngine)).
74                      OrderBy(x => {
75                        string name = ItemAttribute.GetName(x);
76                        if (name != null) return name;
77                        else return x.GetPrettyName();
78                      }).ToList();
79        foreach (Type t in engineTypes) {
80          string name = ItemAttribute.GetName(t);
81          if (name == null) name = t.GetPrettyName();
82          engineComboBox.Items.Add(name);
83        }
84      }
85
86      if (Content == null) {
87        engineViewHost.Content = null;
88        createUserDefinedAlgorithmButton.Enabled = false;
89      } else {
90        if (Content.Engine == null)
91          engineComboBox.SelectedIndex = -1;
92        else
93          engineComboBox.SelectedIndex = engineTypes.IndexOf(Content.Engine.GetType());
94        engineViewHost.ViewType = null;
95        engineViewHost.Content = Content.Engine;
96        createUserDefinedAlgorithmButton.Enabled = true;
97      }
98    }
99
100    protected override void Content_RunningChanged(object sender, EventArgs e) {
101      if (InvokeRequired)
102        Invoke(new EventHandler(Content_RunningChanged), sender, e);
103      else {
104        createUserDefinedAlgorithmButton.Enabled = !Content.Running;
105        engineComboBox.Enabled = !Content.Running;
106        engineViewHost.Enabled = !Content.Running;
107        base.Content_RunningChanged(sender, e);
108      }
109    }
110    protected virtual void Content_EngineChanged(object sender, System.EventArgs e) {
111      if (InvokeRequired)
112        Invoke(new EventHandler(Content_EngineChanged), sender, e);
113      else {
114        if (Content.Engine == null)
115          engineComboBox.SelectedIndex = -1;
116        else
117          engineComboBox.SelectedIndex = engineTypes.IndexOf(Content.Engine.GetType());
118        engineViewHost.ViewType = null;
119        engineViewHost.Content = Content.Engine;
120      }
121    }
122
123    protected virtual void engineComboBox_SelectedIndexChanged(object sender, EventArgs e) {
124      if (Content != null) {
125        if (engineComboBox.SelectedIndex == -1)
126          Content.Engine = null;
127        else {
128          Type t = engineTypes[engineComboBox.SelectedIndex];
129          if ((Content.Engine == null) || (Content.Engine.GetType() != t))
130            Content.Engine = (IEngine)Activator.CreateInstance(t);
131        }
132      }
133    }
134
135    protected virtual void createUserDefinedAlgorithmButton_Click(object sender, EventArgs e) {
136      MainFormManager.CreateDefaultView(Content.CreateUserDefinedAlgorithm()).Show();
137    }
138  }
139}
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