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source: branches/PerformanceComparison/HeuristicLab.Optimization.Views/3.3/EngineAlgorithmView.cs @ 14600

Last change on this file since 14600 was 14600, checked in by abeham, 7 years ago

#2457: updated branch to trunk

File size: 4.9 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 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    protected override void DeregisterContentEvents() {
52      Content.EngineChanged -= new EventHandler(Content_EngineChanged);
53      Content.OperatorGraphChanged -= new EventHandler(Content_OperatorGraphChanged);
54      base.DeregisterContentEvents();
55    }
56    protected override void RegisterContentEvents() {
57      base.RegisterContentEvents();
58      Content.EngineChanged += new EventHandler(Content_EngineChanged);
59      Content.OperatorGraphChanged += new EventHandler(Content_OperatorGraphChanged);
60    }
61
62    protected override void OnContentChanged() {
63      base.OnContentChanged();
64
65      if (engineTypes == null) {
66        engineTypes = ApplicationManager.Manager.GetTypes(typeof(IEngine)).
67                      OrderBy(x => {
68                        string name = ItemAttribute.GetName(x);
69                        if (name != null) return name;
70                        else return x.GetPrettyName();
71                      }).ToList();
72        foreach (Type t in engineTypes) {
73          string name = ItemAttribute.GetName(t);
74          if (name == null) name = t.GetPrettyName();
75          engineComboBox.Items.Add(name);
76        }
77      }
78
79      if (Content == null) {
80        engineViewHost.Content = null;
81        operatorGraphViewHost.Content = null;
82      } else {
83        if (Content.Engine == null)
84          engineComboBox.SelectedIndex = -1;
85        else
86          engineComboBox.SelectedIndex = engineTypes.IndexOf(Content.Engine.GetType());
87        engineViewHost.ViewType = null;
88        engineViewHost.Content = Content.Engine;
89        operatorGraphViewHost.ViewType = null;
90        operatorGraphViewHost.Content = Content.OperatorGraph;
91      }
92    }
93
94    protected override void SetEnabledStateOfControls() {
95      base.SetEnabledStateOfControls();
96      engineViewHost.Enabled = Content != null;
97      operatorGraphViewHost.Enabled = Content != null;
98      operatorGraphViewHost.ReadOnly = true;
99      engineComboBox.Enabled = Content != null && !ReadOnly;
100    }
101
102    protected virtual void Content_EngineChanged(object sender, System.EventArgs e) {
103      if (InvokeRequired)
104        Invoke(new EventHandler(Content_EngineChanged), sender, e);
105      else {
106        if (Content.Engine == null)
107          engineComboBox.SelectedIndex = -1;
108        else
109          engineComboBox.SelectedIndex = engineTypes.IndexOf(Content.Engine.GetType());
110        engineViewHost.ViewType = null;
111        engineViewHost.Content = Content.Engine;
112      }
113    }
114    private void Content_OperatorGraphChanged(object sender, EventArgs e) {
115      if (InvokeRequired)
116        Invoke(new EventHandler(Content_OperatorGraphChanged), sender, e);
117      else {
118        operatorGraphViewHost.ViewType = null;
119        operatorGraphViewHost.Content = Content.OperatorGraph;
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}
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