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source: branches/OptimizationNetworks/HeuristicLab.Optimization.Networks.Views/3.3/Core.Networks.Views/MessagePortView.cs @ 11539

Last change on this file since 11539 was 11539, checked in by swagner, 9 years ago

#2205: Small UI tweaks and bug fixes

File size: 7.3 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2014 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 HeuristicLab.MainForm;
23using HeuristicLab.PluginInfrastructure;
24using System;
25using System.Windows.Forms;
26
27namespace HeuristicLab.Core.Networks.Views {
28  [View("MessagePort View")]
29  [Content(typeof(MessagePort), true)]
30  [Content(typeof(IMessagePort), false)]
31  public partial class MessagePortView : PortView {
32    protected NetworkItemSelectorDialog networkItemSelectorDialog;
33
34    public new IMessagePort Content {
35      get { return (IMessagePort)base.Content; }
36      set { base.Content = value; }
37    }
38
39    public MessagePortView() {
40      InitializeComponent();
41      errorProvider.SetIconAlignment(connectedPortView, ErrorIconAlignment.MiddleRight);
42      errorProvider.SetIconPadding(connectedPortView, 2);
43    }
44
45    protected override void Dispose(bool disposing) {
46      if (disposing) {
47        if (networkItemSelectorDialog != null) networkItemSelectorDialog.Dispose();
48        if (components != null) components.Dispose();
49      }
50      base.Dispose(disposing);
51    }
52
53    protected override void DeregisterContentEvents() {
54      Content.ConnectedPortChanged -= Content_ConnectedPortChanged;
55      Content.PortConnectionValidChanged -= Content_PortConnectionValidChanged;
56      Content.LastMessageChanged -= Content_LastMessageChanged;
57      base.DeregisterContentEvents();
58    }
59    protected override void RegisterContentEvents() {
60      base.RegisterContentEvents();
61      Content.ConnectedPortChanged += Content_ConnectedPortChanged;
62      Content.PortConnectionValidChanged += Content_PortConnectionValidChanged;
63      Content.LastMessageChanged += Content_LastMessageChanged;
64    }
65
66    protected override void OnContentChanged() {
67      base.OnContentChanged();
68      portParameterCollectionView.Content = Content == null ? null : Content.Parameters;
69      connectedPortView.Content = Content == null ? null : Content.ConnectedPort;
70      portParameterCollectionView.Content = Content == null ? null : Content.Parameters;
71      lastMessageView.Content = Content == null ? null : Content.LastMessage;
72      errorProvider.SetError(connectedPortView, ((Content == null) || Content.PortConnectionValid) ? string.Empty : "Port connection is not valid");
73    }
74
75    protected override void SetEnabledStateOfControls() {
76      base.SetEnabledStateOfControls();
77      sendMessageButton.Enabled = Content != null;
78      connectedPortGroupBox.Enabled = Content != null && !ReadOnly;
79      setConnectedPortButton.Enabled = Content != null && !ReadOnly;
80      clearConnectedPortButton.Enabled = Content != null && Content.ConnectedPort != null && !ReadOnly;
81      portParameterCollectionView.Enabled = Content != null && !ReadOnly;
82      cloneParametersFromPortButton.Enabled = Content != null && !Content.Parameters.IsReadOnly && !ReadOnly;
83      lastMessageView.Enabled = Content != null && !ReadOnly;
84    }
85
86    protected virtual void Content_ConnectedPortChanged(object sender, EventArgs e) {
87      if (InvokeRequired)
88        Invoke(new EventHandler(Content_ConnectedPortChanged), sender, e);
89      else {
90        clearConnectedPortButton.Enabled = Content.ConnectedPort != null && !ReadOnly;
91        connectedPortView.Content = Content.ConnectedPort;
92      }
93    }
94    protected virtual void Content_PortConnectionValidChanged(object sender, EventArgs e) {
95      if (InvokeRequired)
96        Invoke(new EventHandler(Content_PortConnectionValidChanged), sender, e);
97      else {
98        errorProvider.SetError(connectedPortView, Content.PortConnectionValid ? string.Empty : "Port connection is not valid");
99      }
100    }
101    protected virtual void Content_LastMessageChanged(object sender, EventArgs e) {
102      if (InvokeRequired)
103        Invoke(new EventHandler(Content_LastMessageChanged), sender, e);
104      else {
105        lastMessageView.Content = Content.LastMessage;
106      }
107    }
108
109    protected virtual void sendMessageButton_Click(object sender, EventArgs e) {
110      Content.SendMessageAsync(Content.PrepareMessage());
111    }
112
113    protected virtual void setConnectedPortButton_Click(object sender, EventArgs e) {
114      if (networkItemSelectorDialog == null) networkItemSelectorDialog = new NetworkItemSelectorDialog();
115      networkItemSelectorDialog.Caption = "Select Connected Port";
116      networkItemSelectorDialog.NetworkItemSelector.Caption = "Available Ports";
117
118      try {
119        INetworkItem root = Content;
120        while (root.Parent != null)
121          root = root.Parent;
122        networkItemSelectorDialog.NetworkItemSelector.Configure(
123          root,
124          Content.ConnectedPort,
125          typeof(IMessagePort)
126        );
127
128        if (networkItemSelectorDialog.ShowDialog(this) == DialogResult.OK) {
129          Content.ConnectedPort = networkItemSelectorDialog.NetworkItemSelector.SelectedNetworkItem as IMessagePort;
130        }
131      }
132      catch (Exception ex) {
133        ErrorHandling.ShowErrorDialog(this, ex);
134      }
135    }
136    protected virtual void clearConnectedPortButton_Click(object sender, EventArgs e) {
137      Content.ConnectedPort = null;
138    }
139
140    protected virtual void connectedPortView_DragEnterOver(object sender, DragEventArgs e) {
141      e.Effect = DragDropEffects.None;
142      var data = e.Data.GetData(HeuristicLab.Common.Constants.DragDropDataFormat) as IPort;
143
144      if (!ReadOnly && (data != null) && (Content.CanConnectToPort(data))) {
145        e.Effect = DragDropEffects.Link;
146      }
147    }
148    protected virtual void connectedPortView_DragDrop(object sender, DragEventArgs e) {
149      if (e.Effect != DragDropEffects.None) {
150        var port = e.Data.GetData(HeuristicLab.Common.Constants.DragDropDataFormat) as IMessagePort;
151        Content.ConnectedPort = port;
152      }
153    }
154    protected virtual void cloneParametersFromPortButton_Click(object sender, EventArgs e) {
155      if (networkItemSelectorDialog == null) networkItemSelectorDialog = new NetworkItemSelectorDialog();
156      networkItemSelectorDialog.Caption = "Select Port to Clone Parameters from";
157      networkItemSelectorDialog.NetworkItemSelector.Caption = "Available Ports";
158
159      INetworkItem root = Content;
160      while (root.Parent != null)
161        root = root.Parent;
162      networkItemSelectorDialog.NetworkItemSelector.Configure(
163        root,
164        Content,
165        typeof(IParameterizedPort)
166      );
167
168      if (networkItemSelectorDialog.ShowDialog(this) == DialogResult.OK) {
169        Content.CloneParametersFromPort(networkItemSelectorDialog.NetworkItemSelector.SelectedNetworkItem as IParameterizedPort);
170      }
171    }
172  }
173}
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