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source: branches/2965_CancelablePersistence/HeuristicLab.Clients.Hive.Administrator/3.3/Views/ProjectView.cs @ 16773

Last change on this file since 16773 was 16433, checked in by pfleck, 6 years ago

#2965 Merged recent trunk changes.
Enabled the prepared hooks that allows to cancel the save file using the recently introduced cancelable progressbars (in FileManager).
File size: 12.4 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2017 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.ComponentModel;
24using System.Linq;
25using System.Windows.Forms;
26using HeuristicLab.Clients.Access;
27using HeuristicLab.Clients.Hive.Views;
28using HeuristicLab.Core.Views;
29using HeuristicLab.MainForm;
30
31namespace HeuristicLab.Clients.Hive.Administrator.Views {
32  [View("ProjectView")]
33  [Content(typeof(Project), IsDefaultView = true)]
34  public partial class ProjectView : ItemView {
35    private readonly object locker = new object();
36
37    private Guid persistedOwnerUserId;
38
39    public new Project Content {
40      get { return (Project)base.Content; }
41      set { base.Content = value; persistedOwnerUserId = Content != null ? Content.OwnerUserId : Guid.Empty; }
42    }
43
44    public ProjectView() {
45      InitializeComponent();
46
47      AccessClient.Instance.Refreshing += AccessClient_Instance_Refreshing;
48      AccessClient.Instance.Refreshed += AccessClient_Instance_Refreshed;
49    }
50
51    #region Overrides
52    protected override void OnClosing(FormClosingEventArgs e) {
53      AccessClient.Instance.Refreshed -= AccessClient_Instance_Refreshed;
54      AccessClient.Instance.Refreshing -= AccessClient_Instance_Refreshing;
55      base.OnClosing(e);
56    }
57
58    protected override void RegisterContentEvents() {
59      base.RegisterContentEvents();
60      Content.PropertyChanged += Content_PropertyChanged;
61    }
62
63    protected override void DeregisterContentEvents() {
64      Content.PropertyChanged -= Content_PropertyChanged;
65      base.DeregisterContentEvents();
66    }
67
68    protected void RegisterControlEvents() {
69      nameTextBox.TextChanged += nameTextBox_TextChanged;
70      nameTextBox.Validating += nameTextBox_Validating;
71      descriptionTextBox.TextChanged += descriptionTextBox_TextChanged;
72      ownerComboBox.SelectedIndexChanged += ownerComboBox_SelectedIndexChanged;
73      startDateTimePicker.ValueChanged += startDateTimePicker_ValueChanged;
74      endDateTimePicker.ValueChanged += endDateTimePicker_ValueChanged;
75      indefiniteCheckBox.CheckedChanged += indefiniteCheckBox_CheckedChanged;
76    }
77
78    protected void DeregisterControlEvents() {
79      nameTextBox.TextChanged -= nameTextBox_TextChanged;
80      nameTextBox.Validating -= nameTextBox_Validating;
81      descriptionTextBox.TextChanged -= descriptionTextBox_TextChanged;
82      ownerComboBox.SelectedIndexChanged -= ownerComboBox_SelectedIndexChanged;
83      startDateTimePicker.ValueChanged -= startDateTimePicker_ValueChanged;
84      endDateTimePicker.ValueChanged -= endDateTimePicker_ValueChanged;
85      indefiniteCheckBox.CheckedChanged -= indefiniteCheckBox_CheckedChanged;
86    }
87
88    protected override void OnContentChanged() {
89      base.OnContentChanged();
90      DeregisterControlEvents();
91      if (Content == null) {
92        idTextBox.Clear();
93        nameTextBox.Clear();
94        descriptionTextBox.Clear();
95        ownerComboBox.SelectedItem = null;
96        createdTextBox.Clear();
97        startDateTimePicker.Value = DateTime.Now;
98        endDateTimePicker.Value = startDateTimePicker.Value;
99        indefiniteCheckBox.Checked = false;
100      } else {
101        idTextBox.Text = Content.Id.ToString();
102        nameTextBox.Text = Content.Name;
103        descriptionTextBox.Text = Content.Description;
104
105        ownerComboBox.SelectedIndexChanged -= ownerComboBox_SelectedIndexChanged;
106        var users = AccessClient.Instance.UsersAndGroups.OfType<LightweightUser>();
107        if (!Content.ParentProjectId.HasValue) users = users.Where(x => x.Roles.Select(y => y.Name).Contains(HiveRoles.Administrator));
108        ownerComboBox.DataSource = users.ToList();
109        ownerComboBox.SelectedItem = users.FirstOrDefault(x => x.Id == Content.OwnerUserId);
110        ownerComboBox.SelectedIndexChanged += ownerComboBox_SelectedIndexChanged;
111
112        createdTextBox.Text = Content.DateCreated.ToString("ddd, dd.MM.yyyy, HH:mm:ss");
113        startDateTimePicker.Value = Content.StartDate;
114
115        indefiniteCheckBox.Checked = !Content.EndDate.HasValue;
116        if (!indefiniteCheckBox.Checked) endDateTimePicker.Value = Content.EndDate.Value;
117        else endDateTimePicker.Value = Content.StartDate;
118        endDateTimePicker.Enabled = !indefiniteCheckBox.Checked;
119      }
120      SetEnabledStateOfControls();
121      RegisterControlEvents();
122    }
123
124    protected override void SetEnabledStateOfControls() {
125      base.SetEnabledStateOfControls();
126      bool enabled = Content != null && !Locked && !ReadOnly;
127      nameTextBox.Enabled = enabled;
128      descriptionTextBox.Enabled = enabled;
129      ownerComboBox.Enabled = enabled;
130      createdTextBox.Enabled = enabled;
131      startDateTimePicker.Enabled = enabled;
132      endDateTimePicker.Enabled = enabled && Content.EndDate.HasValue;
133      indefiniteCheckBox.Enabled = enabled;
134
135      if (Content != null) {
136        //var parentProject = HiveAdminClient.Instance.GetAvailableProjectAncestors(Content.Id).LastOrDefault();
137        var parentProject = HiveAdminClient.Instance.Projects.FirstOrDefault(x => x.Id == Content.ParentProjectId);
138        if ((!IsAdmin() && (parentProject == null || parentProject.EndDate.HasValue))
139           || (IsAdmin() && parentProject != null && parentProject.EndDate.HasValue)) {
140          indefiniteCheckBox.Enabled = false;
141        }
142
143        if (Content.Id != Guid.Empty && !IsAdmin() && !HiveAdminClient.Instance.CheckOwnershipOfParentProject(Content, UserInformation.Instance.User.Id)) {
144          ownerComboBox.Enabled = false;
145          startDateTimePicker.Enabled = false;
146          endDateTimePicker.Enabled = false;
147          indefiniteCheckBox.Enabled = false;
148        }
149      }
150    }
151    #endregion
152
153    #region Event Handlers
154    private void Content_PropertyChanged(object sender, PropertyChangedEventArgs e) {
155      if (InvokeRequired) Invoke((Action<object, PropertyChangedEventArgs>)Content_PropertyChanged, sender, e);
156      else OnContentChanged();
157    }
158
159    private void AccessClient_Instance_Refreshing(object sender, EventArgs e) {
160      if (InvokeRequired) Invoke((Action<object, EventArgs>)AccessClient_Instance_Refreshing, sender, e);
161      else {
162        Progress.Show(this, "Refreshing ...", ProgressMode.Indeterminate);
163        SetEnabledStateOfControls();
164      }
165    }
166
167    private void AccessClient_Instance_Refreshed(object sender, EventArgs e) {
168      if (InvokeRequired) Invoke((Action<object, EventArgs>)AccessClient_Instance_Refreshed, sender, e);
169      else {
170        Progress.Hide(this);
171        SetEnabledStateOfControls();
172      }
173    }
174
175    private async void ProjectView_Load(object sender, EventArgs e) {
176      await SecurityExceptionUtil.TryAsyncAndReportSecurityExceptions(
177        action: () => UpdateUsers(),
178        finallyCallback: () => {
179          ownerComboBox.SelectedIndexChanged -= ownerComboBox_SelectedIndexChanged;
180          var users = AccessClient.Instance.UsersAndGroups.OfType<LightweightUser>();
181          if (Content != null && !Content.ParentProjectId.HasValue) users = users.Where(x => x.Roles.Select(y => y.Name).Contains(HiveRoles.Administrator));
182          ownerComboBox.DataSource = users.ToList();
183          ownerComboBox.SelectedIndexChanged += ownerComboBox_SelectedIndexChanged;
184        });
185    }
186
187    private void nameTextBox_Validating(object sender, CancelEventArgs e) {
188      if (string.IsNullOrEmpty(nameTextBox.Text)) {
189        MessageBox.Show(
190          "Project must have a name.",
191          "HeuristicLab Hive Administrator",
192          MessageBoxButtons.OK,
193          MessageBoxIcon.Error);
194        e.Cancel = true;
195      }
196    }
197
198    private void nameTextBox_TextChanged(object sender, EventArgs e) {
199      if (Content != null && Content.Name != nameTextBox.Text) {
200        DeregisterContentEvents();
201        Content.Name = nameTextBox.Text;
202        RegisterContentEvents();
203      }
204    }
205
206    private void descriptionTextBox_TextChanged(object sender, EventArgs e) {
207      if (Content != null && Content.Description != descriptionTextBox.Text) {
208        DeregisterContentEvents();
209        Content.Description = descriptionTextBox.Text;
210        RegisterContentEvents();
211      }
212    }
213
214    private void ownerComboBox_SelectedIndexChanged(object sender, EventArgs e) {
215      var selectedItem = (LightweightUser)ownerComboBox.SelectedItem;
216      var selectedOwnerUserId = selectedItem != null ? selectedItem.Id : Guid.Empty;
217      if (Content != null && Content.OwnerUserId != selectedOwnerUserId) {
218        DeregisterContentEvents();
219        Content.OwnerUserId = selectedOwnerUserId;
220        RegisterContentEvents();
221      }
222    }
223
224    private void startDateTimePicker_ValueChanged(object sender, EventArgs e) {
225      if (Content == null) return;
226      startDateTimePicker.ValueChanged -= startDateTimePicker_ValueChanged;
227
228      if (!IsAdmin()) {
229        var parentProject = HiveAdminClient.Instance.GetAvailableProjectAncestors(Content.Id).LastOrDefault();
230        if (parentProject != null) {
231          if (startDateTimePicker.Value < parentProject.StartDate)
232            startDateTimePicker.Value = parentProject.StartDate;
233        } else {
234          startDateTimePicker.Value = Content.StartDate;
235        }
236      }
237
238      if (!Content.EndDate.HasValue || startDateTimePicker.Value > Content.EndDate)
239        endDateTimePicker.Value = startDateTimePicker.Value;
240      if (Content.StartDate != startDateTimePicker.Value) {
241        DeregisterContentEvents();
242        Content.StartDate = startDateTimePicker.Value;
243        RegisterContentEvents();
244      }
245
246      startDateTimePicker.ValueChanged += startDateTimePicker_ValueChanged;
247    }
248
249    private void endDateTimePicker_ValueChanged(object sender, EventArgs e) {
250      if (Content == null) return;
251      endDateTimePicker.ValueChanged -= endDateTimePicker_ValueChanged;
252
253      if (!IsAdmin()) {
254        var parentProject = HiveAdminClient.Instance.GetAvailableProjectAncestors(Content.Id).LastOrDefault();
255        if (parentProject != null) {
256          if (parentProject.EndDate.HasValue && endDateTimePicker.Value > parentProject.EndDate.Value) {
257            endDateTimePicker.Value = parentProject.EndDate.Value;
258          }
259        } else if (Content.EndDate.HasValue) {
260          endDateTimePicker.Value = Content.EndDate.Value;
261        }
262      }
263
264      if (endDateTimePicker.Value < startDateTimePicker.Value)
265        endDateTimePicker.Value = startDateTimePicker.Value;
266      if (Content.EndDate != endDateTimePicker.Value) {
267        DeregisterContentEvents();
268        Content.EndDate = endDateTimePicker.Value;
269        RegisterContentEvents();
270      }
271
272      endDateTimePicker.ValueChanged += endDateTimePicker_ValueChanged;
273    }
274
275    private void indefiniteCheckBox_CheckedChanged(object sender, EventArgs e) {
276      if (Content == null) return;
277
278      var newEndDate = indefiniteCheckBox.Checked ? (DateTime?)null : endDateTimePicker.Value;
279      endDateTimePicker.Enabled = !indefiniteCheckBox.Checked;
280      if (Content.EndDate != newEndDate) {
281        DeregisterContentEvents();
282        Content.EndDate = newEndDate;
283        RegisterContentEvents();
284      }
285    }
286    #endregion
287
288    #region Helpers
289    private void UpdateUsers() {
290      try {
291        AccessClient.Instance.Refresh();
292      } catch (AnonymousUserException) {
293        ShowHiveInformationDialog();
294      }
295    }
296
297    private bool IsAdmin() {
298      return HiveRoles.CheckAdminUserPermissions();
299    }
300
301    private void ShowHiveInformationDialog() {
302      if (InvokeRequired) Invoke((Action)ShowHiveInformationDialog);
303      else {
304        using (HiveInformationDialog dialog = new HiveInformationDialog()) {
305          dialog.ShowDialog(this);
306        }
307      }
308    }
309    #endregion
310  }
311}
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