source: stable/HeuristicLab.Data.Views/3.3/EnumValueView.cs @ 14186

Last change on this file since 14186 was 14186, checked in by swagner, 3 years ago

#2526: Updated year of copyrights in license headers

File size: 2.9 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 HeuristicLab.Core.Views;
24using HeuristicLab.MainForm;
25
26namespace HeuristicLab.Data.Views {
27  [View("EnumValue View")]
28  [Content(typeof(EnumValue<>), true)]
29  public partial class EnumValueView<T> : ItemView where T : struct, IComparable {
30
31    public new EnumValue<T> Content {
32      get { return (EnumValue<T>)base.Content; }
33      set { base.Content = value; }
34    }
35
36    public override bool ReadOnly {
37      get {
38        if ((Content != null) && Content.ReadOnly) return true;
39        return base.ReadOnly;
40      }
41      set { base.ReadOnly = value; }
42    }
43
44    public EnumValueView() {
45      InitializeComponent();
46      valueComboBox.DataSource = Enum.GetValues(typeof(T));
47      this.Name = typeof(T).Name + "EnumView";
48    }
49    public EnumValueView(EnumValue<T> content)
50      : this() {
51      Content = content;
52    }
53
54    protected override void DeregisterContentEvents() {
55      Content.ValueChanged -= new EventHandler(Content_ValueChanged);
56      base.DeregisterContentEvents();
57    }
58
59    protected override void RegisterContentEvents() {
60      base.RegisterContentEvents();
61      Content.ValueChanged += new EventHandler(Content_ValueChanged);
62    }
63
64    protected override void OnContentChanged() {
65      base.OnContentChanged();
66      if (Content == null)
67        valueComboBox.Enabled = false;
68      else
69        valueComboBox.SelectedItem = Content.Value;
70    }
71
72    protected override void SetEnabledStateOfControls() {
73      base.SetEnabledStateOfControls();
74      if (Content == null) valueComboBox.Enabled = false;
75      else valueComboBox.Enabled = !ReadOnly;
76    }
77
78    private void Content_ValueChanged(object sender, EventArgs e) {
79      if (InvokeRequired)
80        Invoke(new EventHandler(Content_ValueChanged), sender, e);
81      else
82        valueComboBox.SelectedItem = Content.Value;
83    }
84
85    private void valueComboBox_SelectedIndexChanged(object sender, EventArgs e) {
86      if ((Content != null) && !Content.ReadOnly)
87        Content.Value = (T)valueComboBox.SelectedItem;
88    }
89  }
90}
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