source: trunk/sources/HeuristicLab.MainForm.WindowsForms/3.3/Controls/ViewContextMenuStrip.cs @ 9180

Last change on this file since 9180 was 9180, checked in by mkommend, 8 years ago

#2006: Disposed menu items of the ViewHost correctly.

File size: 2.7 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2012 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 System.Windows.Forms;
26
27namespace HeuristicLab.MainForm.WindowsForms {
28  public sealed partial class ViewContextMenuStrip : ContextMenuStrip {
29    public ViewContextMenuStrip() {
30      InitializeComponent();
31      this.menuItems = new Dictionary<Type, ToolStripMenuItem>();
32      this.ignoredViewTypes = new List<Type>();
33    }
34
35    public ViewContextMenuStrip(object item)
36      : this() {
37      this.Item = item;
38    }
39
40    private object item;
41    public object Item {
42      get { return this.item; }
43      set {
44        if (this.item != value) {
45          this.item = value;
46          this.RefreshMenuItems();
47        }
48      }
49    }
50
51    private List<Type> ignoredViewTypes;
52    public IEnumerable<Type> IgnoredViewTypes {
53      get { return this.ignoredViewTypes; }
54      set { this.ignoredViewTypes = new List<Type>(value); RefreshMenuItems(); }
55    }
56
57    private Dictionary<Type, ToolStripMenuItem> menuItems;
58    public IEnumerable<KeyValuePair<Type, ToolStripMenuItem>> MenuItems {
59      get { return this.menuItems; }
60    }
61
62    private void RefreshMenuItems() {
63      if (InvokeRequired) Invoke((Action)RefreshMenuItems);
64      else {
65        foreach (ToolStripMenuItem m in menuItems.Values)
66          m.Dispose();
67        this.Items.Clear();
68        this.menuItems.Clear();
69
70        if (this.item != null) {
71          ToolStripMenuItem menuItem;
72          IEnumerable<Type> types = MainFormManager.GetViewTypes(item.GetType(), true);
73          foreach (Type t in types.Except(IgnoredViewTypes)) {
74            menuItem = new ToolStripMenuItem();
75            menuItem.Tag = t;
76            menuItem.Text = ViewAttribute.GetViewName(t);
77
78            this.menuItems.Add(t, menuItem);
79            this.Items.Add(menuItem);
80          }
81        }
82      }
83    }
84  }
85}
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