1 | #region License Information
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2 | /* HeuristicLab
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3 | * Copyright (C) Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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4 | *
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5 | * This file is part of HeuristicLab.
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6 | *
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7 | * HeuristicLab is free software: you can redistribute it and/or modify
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8 | * it under the terms of the GNU General Public License as published by
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9 | * the Free Software Foundation, either version 3 of the License, or
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10 | * (at your option) any later version.
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11 | *
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12 | * HeuristicLab is distributed in the hope that it will be useful,
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13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 | * GNU General Public License for more details.
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16 | *
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17 | * You should have received a copy of the GNU General Public License
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18 | * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
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19 | */
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20 | #endregion
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21 |
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22 | using System;
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23 | using System.ComponentModel;
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24 | using System.Linq;
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25 | using System.Windows.Forms;
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26 | using HeuristicLab.Clients.Access;
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27 | using HeuristicLab.Clients.Hive.Views;
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28 | using HeuristicLab.Core.Views;
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29 | using HeuristicLab.MainForm;
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30 | using Tpl = System.Threading.Tasks;
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31 |
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32 | namespace HeuristicLab.Clients.Hive.Administrator.Views {
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33 | [View("ProjectView")]
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34 | [Content(typeof(Project), IsDefaultView = true)]
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35 | public partial class ProjectView : ItemView {
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36 | public new Project Content {
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37 | get { return (Project)base.Content; }
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38 | set { base.Content = value; }
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39 | }
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40 |
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41 | public ProjectView() {
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42 | InitializeComponent();
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43 |
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44 | AccessClient.Instance.Refreshing += AccessClient_Instance_Refreshing;
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45 | AccessClient.Instance.Refreshed += AccessClient_Instance_Refreshed;
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46 |
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47 | UpdateUsers();
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48 | }
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49 |
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50 | #region Overrides
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51 | protected override void RegisterContentEvents() {
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52 | base.RegisterContentEvents();
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53 | Content.PropertyChanged += Content_PropertyChanged;
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54 | }
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55 |
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56 | protected override void DeregisterContentEvents() {
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57 | Content.PropertyChanged -= Content_PropertyChanged;
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58 | base.DeregisterContentEvents();
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59 | }
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60 |
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61 | protected override void OnContentChanged() {
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62 | base.OnContentChanged();
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63 | UpdateView();
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64 | }
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65 |
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66 | private void UpdateView() {
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67 | if (Content == null) {
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68 | idTextBox.Clear();
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69 | nameTextBox.Clear();
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70 | descriptionTextBox.Clear();
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71 | ownerComboBox.SelectedItem = null;
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72 | createdTextBox.Clear();
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73 | startDateTimePicker.Value = DateTime.Now;
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74 | endDateTimePicker.Value = startDateTimePicker.Value;
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75 | indefiniteCheckBox.Checked = false;
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76 | } else {
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77 | idTextBox.Text = Content.Id.ToString();
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78 | nameTextBox.Text = Content.Name;
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79 | descriptionTextBox.Text = Content.Description;
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80 | ownerComboBox.SelectedItem = AccessClient.Instance.UsersAndGroups.OfType<LightweightUser>().SingleOrDefault(x => x.Id == Content.OwnerUserId);
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81 | createdTextBox.Text = Content.DateCreated.ToString("ddd, dd.MM.yyyy, HH:mm:ss");
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82 | startDateTimePicker.Value = Content.StartDate;
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83 | endDateTimePicker.Value = Content.EndDate.GetValueOrDefault(Content.StartDate);
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84 | indefiniteCheckBox.Checked = !Content.EndDate.HasValue;
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85 | }
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86 | }
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87 |
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88 | private async Tpl.Task UpdateUsersAsync() {
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89 | await Tpl.Task.Run(() => UpdateUsers());
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90 | }
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91 |
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92 | private void UpdateUsers() {
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93 | // deregister handler to avoid change of content's owner when data source is updated
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94 | ownerComboBox.SelectedIndexChanged -= ownerComboBox_SelectedIndexChanged;
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95 | try {
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96 | ownerComboBox.DataSource = null;
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97 | SecurityExceptionUtil.TryAndReportSecurityExceptions(AccessClient.Instance.Refresh);
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98 | ownerComboBox.DataSource = AccessClient.Instance.UsersAndGroups.OfType<LightweightUser>().OrderBy(x => x.UserName).ToList();
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99 | } catch (AnonymousUserException) {
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100 | ShowHiveInformationDialog();
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101 | } finally {
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102 | ownerComboBox.SelectedIndexChanged += ownerComboBox_SelectedIndexChanged;
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103 | }
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104 | }
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105 |
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106 | private void ShowHiveInformationDialog() {
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107 | if (InvokeRequired) Invoke((Action)ShowHiveInformationDialog);
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108 | else {
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109 | using (HiveInformationDialog dialog = new HiveInformationDialog()) {
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110 | dialog.ShowDialog(this);
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111 | }
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112 | }
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113 | }
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114 |
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115 | protected override void SetEnabledStateOfControls() {
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116 | base.SetEnabledStateOfControls();
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117 |
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118 | bool enabled = Content != null && !Locked && !ReadOnly;
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119 |
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120 | nameTextBox.Enabled = enabled;
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121 | descriptionTextBox.Enabled = enabled;
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122 | ownerComboBox.Enabled = enabled;
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123 | refreshButton.Enabled = enabled;
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124 | createdTextBox.Enabled = enabled;
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125 | startDateTimePicker.Enabled = enabled;
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126 | endDateTimePicker.Enabled = enabled && Content.EndDate.HasValue && Content.EndDate > Content.StartDate;
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127 | indefiniteCheckBox.Enabled = enabled;
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128 |
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129 | if (Content == null) return;
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130 |
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131 | var parentProject = HiveAdminClient.Instance.Projects.SingleOrDefault(x => x.Id == Content.ParentProjectId);
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132 | if (parentProject != null && parentProject.EndDate.HasValue)
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133 | indefiniteCheckBox.Enabled = false;
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134 |
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135 | if (Content.Id == Guid.Empty) return; // newly created project
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136 | if (HiveRoles.CheckAdminUserPermissions()) return; // admins can edit any project
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137 | if (HiveAdminClient.Instance.CheckOwnershipOfParentProject(Content, UserInformation.Instance.User.Id)) return; // owner can edit project
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138 |
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139 | // project was already created and user is neither admin nor owner
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140 | ownerComboBox.Enabled = false;
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141 | startDateTimePicker.Enabled = false;
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142 | endDateTimePicker.Enabled = false;
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143 | indefiniteCheckBox.Enabled = false;
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144 | }
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145 | #endregion
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146 |
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147 | #region Event Handlers
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148 | private void Content_PropertyChanged(object sender, PropertyChangedEventArgs e) {
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149 | UpdateView();
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150 | }
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151 |
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152 | private void nameTextBox_TextChanged(object sender, EventArgs e) {
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153 | if (Content == null || Content.Name == nameTextBox.Text) return;
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154 | Content.Name = nameTextBox.Text;
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155 | }
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156 |
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157 | private void nameTextBox_Validating(object sender, CancelEventArgs e) {
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158 | if (!string.IsNullOrEmpty(nameTextBox.Text)) return;
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159 |
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160 | MessageBox.Show("Project must have a name.", "HeuristicLab Hive Administrator", MessageBoxButtons.OK, MessageBoxIcon.Error);
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161 | e.Cancel = true;
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162 | }
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163 |
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164 | private void descriptionTextBox_TextChanged(object sender, EventArgs e) {
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165 | if (Content == null || Content.Description == descriptionTextBox.Text) return;
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166 | Content.Description = descriptionTextBox.Text;
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167 | }
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168 |
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169 | private void ownerComboBox_SelectedIndexChanged(object sender, EventArgs e) {
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170 | if (Content == null) return;
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171 |
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172 | var selectedItem = (LightweightUser)ownerComboBox.SelectedItem;
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173 | var selectedOwnerUserId = selectedItem != null ? selectedItem.Id : Guid.Empty;
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174 | if (Content.OwnerUserId == selectedOwnerUserId) return;
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175 |
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176 | Content.OwnerUserId = selectedOwnerUserId;
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177 | }
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178 |
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179 | private void startDateTimePicker_ValueChanged(object sender, EventArgs e) {
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180 | if (Content == null || Content.StartDate == startDateTimePicker.Value) return;
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181 |
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182 | string errorMessage = string.Empty;
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183 |
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184 | var parentProject = HiveAdminClient.Instance.Projects.SingleOrDefault(x => x.Id == Content.ParentProjectId);
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185 | if (parentProject != null) {
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186 | if (startDateTimePicker.Value < parentProject.StartDate) {
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187 | errorMessage = "Project cannot start before its parent project has started.";
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188 | } else if (startDateTimePicker.Value > parentProject.EndDate) {
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189 | errorMessage = "Project cannot start after its parent project has ended.";
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190 | }
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191 | }
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192 |
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193 | if (startDateTimePicker.Value > endDateTimePicker.Value) {
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194 | errorMessage = "Project cannot start after it ends.";
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195 | }
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196 |
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197 | if (!string.IsNullOrEmpty(errorMessage)) {
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198 | MessageBox.Show(errorMessage, "HeuristicLab Hive Administrator", MessageBoxButtons.OK, MessageBoxIcon.Error);
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199 | startDateTimePicker.Value = Content.StartDate;
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200 | }
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201 |
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202 | Content.StartDate = startDateTimePicker.Value;
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203 | }
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204 |
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205 | private void endDateTimePicker_ValueChanged(object sender, EventArgs e) {
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206 | if (Content == null || Content.EndDate == endDateTimePicker.Value || Content.StartDate == endDateTimePicker.Value) return;
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207 |
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208 | string errorMessage = string.Empty;
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209 |
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210 | var parentProject = HiveAdminClient.Instance.Projects.SingleOrDefault(x => x.Id == Content.ParentProjectId);
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211 | if (parentProject != null) {
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212 | if (endDateTimePicker.Value > parentProject.EndDate) {
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213 | errorMessage = "Project cannot end after its parent project has ended.";
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214 | } else if (endDateTimePicker.Value < parentProject.StartDate) {
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215 | errorMessage = "Project cannot end before its parent project has started.";
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216 | }
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217 | }
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218 |
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219 | if (endDateTimePicker.Value < startDateTimePicker.Value) {
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220 | errorMessage = "Project cannot end after it starts.";
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221 | }
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222 |
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223 | if (!string.IsNullOrEmpty(errorMessage)) {
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224 | MessageBox.Show(errorMessage, "HeuristicLab Hive Administrator", MessageBoxButtons.OK, MessageBoxIcon.Error);
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225 | endDateTimePicker.Value = Content.EndDate.GetValueOrDefault(Content.StartDate);
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226 | }
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227 |
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228 | Content.EndDate = endDateTimePicker.Value;
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229 | }
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230 |
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231 | private void indefiniteCheckBox_CheckedChanged(object sender, EventArgs e) {
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232 | if (Content == null) return;
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233 |
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234 | var newEndDate = indefiniteCheckBox.Checked ? (DateTime?)null : endDateTimePicker.Value;
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235 |
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236 | if (Content.EndDate == newEndDate) return;
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237 | Content.EndDate = newEndDate;
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238 |
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239 | endDateTimePicker.Enabled = !indefiniteCheckBox.Checked;
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240 | }
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241 |
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242 | private void AccessClient_Instance_Refreshing(object sender, EventArgs e) {
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243 | if (InvokeRequired) {
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244 | Invoke((Action<object, EventArgs>)AccessClient_Instance_Refreshing, sender, e);
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245 | return;
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246 | }
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247 |
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248 | Progress.Show(this, "Refreshing ...", ProgressMode.Indeterminate);
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249 | SetEnabledStateOfControls();
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250 | }
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251 |
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252 | private void AccessClient_Instance_Refreshed(object sender, EventArgs e) {
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253 | if (InvokeRequired) {
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254 | Invoke((Action<object, EventArgs>)AccessClient_Instance_Refreshed, sender, e);
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255 | return;
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256 | }
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257 |
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258 | Progress.Hide(this);
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259 | SetEnabledStateOfControls();
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260 | }
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261 | #endregion
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262 |
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263 | private async void refreshButton_Click(object sender, EventArgs e) {
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264 | Locked = true;
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265 | try {
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266 | await UpdateUsersAsync();
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267 | UpdateView();
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268 | } finally {
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269 | Locked = false;
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270 | }
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271 | }
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272 | }
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273 | }
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