source: trunk/sources/HeuristicLab.Clients.Hive.JobManager/3.3/Views/HiveJobManagerView.cs @ 13060

Last change on this file since 13060 was 13060, checked in by ascheibe, 4 years ago

#2496 improved information shown in error dialog

File size: 5.2 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2015 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.Linq;
24using System.ServiceModel.Security;
25using System.Windows.Forms;
26using HeuristicLab.Clients.Hive.Views;
27using HeuristicLab.MainForm;
28using HeuristicLab.MainForm.WindowsForms;
29using HeuristicLab.PluginInfrastructure;
30
31namespace HeuristicLab.Clients.Hive.JobManager.Views {
32  /// <summary>
33  /// The base class for visual representations of items.
34  /// </summary>
35  [View("Hive Job Manager")]
36  [Content(typeof(HiveClient), true)]
37  public partial class HiveJobManagerView : AsynchronousContentView {
38
39    public new HiveClient Content {
40      get { return (HiveClient)base.Content; }
41      set { base.Content = value; }
42    }
43
44    /// <summary>
45    /// Initializes a new instance of <see cref="ItemBaseView"/>.
46    /// </summary>
47    public HiveJobManagerView() {
48      InitializeComponent();
49    }
50
51    protected override void RegisterContentEvents() {
52      base.RegisterContentEvents();
53      Content.Refreshing += new EventHandler(Content_Refreshing);
54      Content.Refreshed += new EventHandler(Content_Refreshed);
55    }
56
57    protected override void DeregisterContentEvents() {
58      Content.Refreshing -= new EventHandler(Content_Refreshing);
59      Content.Refreshed -= new EventHandler(Content_Refreshed);
60      base.DeregisterContentEvents();
61    }
62
63    protected override void OnContentChanged() {
64      base.OnContentChanged();
65      if (Content == null) {
66        hiveExperimentListView.Content = null;
67      } else {
68        hiveExperimentListView.Content = Content.Jobs;
69        if (Content != null)
70          Content.RefreshAsync(new Action<Exception>((Exception ex) => HandleServiceException(ex)));
71      }
72    }
73
74    protected override void SetEnabledStateOfControls() {
75      base.SetEnabledStateOfControls();
76      refreshButton.Enabled = Content != null;
77      hiveExperimentListView.Enabled = Content != null;
78    }
79
80    private void Content_Refreshing(object sender, EventArgs e) {
81      if (InvokeRequired) {
82        Invoke(new EventHandler(Content_Refreshing), sender, e);
83      } else {
84        Cursor = Cursors.AppStarting;
85        refreshButton.Enabled = false;
86        hiveExperimentListView.Enabled = false;
87      }
88    }
89    private void Content_Refreshed(object sender, EventArgs e) {
90      if (InvokeRequired) {
91        Invoke(new EventHandler(Content_Refreshed), sender, e);
92      } else {
93        hiveExperimentListView.Content = Content.Jobs;
94        refreshButton.Enabled = true;
95        hiveExperimentListView.Enabled = true;
96        Cursor = Cursors.Default;
97      }
98    }
99
100    private void refreshButton_Click(object sender, EventArgs e) {
101      Content.RefreshAsync(new Action<Exception>((Exception ex) => HandleServiceException(ex)));
102    }
103
104    private void HandleServiceException(Exception ex) {
105      if (this.InvokeRequired) {
106        Invoke(new Action<Exception>(HandleServiceException), ex);
107      } else {
108        if (ex is MessageSecurityException) {
109          string message =
110            "A Message Security error has occured. This normally means that your user name or password is wrong. Detailed information: " + Environment.NewLine;
111          message += HiveServiceLocator.Instance.GetEndpointInformation();
112          ErrorHandling.ShowErrorDialog(this, message, ex);
113        } else if (ex is AnonymousUserException) {
114          using (HiveInformationDialog dialog = new HiveInformationDialog()) {
115            dialog.ShowDialog(this);
116          }
117        } else {
118          ErrorHandling.ShowErrorDialog(this,
119            "Refresh failed. Detailed information: " + Environment.NewLine + HiveServiceLocator.Instance.GetEndpointInformation(), ex);
120        }
121      }
122    }
123
124    protected override void OnClosing(FormClosingEventArgs e) {
125      if (Content != null && Content.Jobs != null && Content.Jobs.Any(x => x.IsProgressing)) {
126        DialogResult result = MessageBox.Show("There are still unfinished down/uploads. Are you sure you want to close the window?", "HeuristicLab Hive Job Manager", MessageBoxButtons.YesNo, MessageBoxIcon.Question);
127
128        if (result == DialogResult.No) {
129          e.Cancel = true;
130        }
131      } else {
132        base.OnClosing(e);
133      }
134    }
135
136    protected override void OnClosed(FormClosedEventArgs e) {
137      if (Content != null && Content.Jobs != null) {
138        Content.ClearHiveClient();
139        Content = null;
140      }
141      base.OnClosed(e);
142    }
143  }
144}
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