1 | #region License Information
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2 | /* HeuristicLab
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3 | * Copyright (C) 2002-2012 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.Collections.Generic;
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24 | using System.IO;
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25 | using System.Linq;
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26 | using System.Windows.Forms;
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27 | using HeuristicLab.Clients.OKB.Authentication;
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28 | using HeuristicLab.Common;
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29 | using HeuristicLab.Core.Views;
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30 | using HeuristicLab.MainForm;
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31 | using HeuristicLab.MainForm.WindowsForms;
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32 | using HeuristicLab.Optimization;
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33 | using HeuristicLab.Persistence.Default.Xml;
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34 | using HeuristicLab.PluginInfrastructure;
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35 |
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36 | namespace HeuristicLab.Clients.OKB.Administration {
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37 | [View("Problem View")]
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38 | [Content(typeof(Problem), true)]
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39 | public partial class ProblemView : NamedOKBItemView {
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40 | private List<Platform> platformComboBoxValues;
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41 | private List<ProblemClass> problemClassComboBoxValues;
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42 | private TypeSelectorDialog typeSelectorDialog;
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43 | private byte[] data;
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44 |
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45 | public new Problem Content {
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46 | get { return (Problem)base.Content; }
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47 | set { base.Content = value; }
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48 | }
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49 |
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50 | public ProblemView() {
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51 | InitializeComponent();
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52 | }
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53 |
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54 | protected override void Dispose(bool disposing) {
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55 | if (disposing) {
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56 | if (components != null) components.Dispose();
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57 | if (typeSelectorDialog != null) typeSelectorDialog.Dispose();
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58 | }
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59 | base.Dispose(disposing);
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60 | }
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61 |
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62 | protected override void OnContentChanged() {
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63 | base.OnContentChanged();
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64 |
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65 | platformComboBox.SelectedValueChanged -= new EventHandler(platformComboBox_SelectedValueChanged);
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66 | platformComboBoxValues = AdministrationClient.Instance.Platforms.ToList();
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67 | platformComboBox.DataSource = platformComboBoxValues;
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68 | platformComboBox.SelectedValueChanged += new EventHandler(platformComboBox_SelectedValueChanged);
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69 |
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70 | problemClassComboBox.SelectedValueChanged -= new EventHandler(problemClassComboBox_SelectedValueChanged);
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71 | problemClassComboBoxValues = AdministrationClient.Instance.ProblemClasses.ToList();
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72 | problemClassComboBox.DataSource = problemClassComboBoxValues;
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73 | problemClassComboBox.SelectedValueChanged += new EventHandler(problemClassComboBox_SelectedValueChanged);
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74 |
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75 | usersListBox.DataSource = null;
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76 | data = null;
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77 | dataViewHost.Content = null;
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78 | if (Content == null) {
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79 | platformComboBox.SelectedIndex = -1;
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80 | problemClassComboBox.SelectedIndex = -1;
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81 | dataTypeNameTextBox.Text = string.Empty;
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82 | dataTypeTypeNameTextBox.Text = string.Empty;
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83 | } else {
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84 | platformComboBox.SelectedItem = platformComboBoxValues.FirstOrDefault(p => p.Id == Content.PlatformId);
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85 | problemClassComboBox.SelectedItem = problemClassComboBoxValues.FirstOrDefault(a => a.Id == Content.ProblemClassId);
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86 | dataTypeNameTextBox.Text = Content.DataTypeName;
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87 | dataTypeTypeNameTextBox.Text = Content.DataTypeTypeName;
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88 | }
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89 | }
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90 |
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91 | protected override void SetEnabledStateOfControls() {
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92 | base.SetEnabledStateOfControls();
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93 | platformComboBox.Enabled = (Content != null) && !ReadOnly;
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94 | problemClassComboBox.Enabled = (Content != null) && !ReadOnly;
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95 | dataTypeGroupBox.Enabled = (Content != null) && !ReadOnly;
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96 | refreshUsersButton.Enabled = (Content != null) && (Content.Id != 0);
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97 | storeUsersButton.Enabled = (usersListBox.DataSource != null) && !ReadOnly;
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98 | usersListBox.Enabled = (usersListBox.DataSource != null) && !ReadOnly;
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99 | refreshDataButton.Enabled = (Content != null) && (Content.Id != 0);
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100 | storeDataButton.Enabled = ((data != null) || (dataViewHost.Content != null)) && !ReadOnly;
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101 | openFileButton.Enabled = (Content != null) && (Content.Id != 0);
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102 | saveFileButton.Enabled = (data != null) || (dataViewHost.Content != null);
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103 | noViewAvailableLabel.Visible = dataViewHost.Content == null;
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104 |
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105 | bool isHL33Platform = platformComboBox.Text == "HeuristicLab 3.3";
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106 | dataTypeNameTextBox.ReadOnly = isHL33Platform;
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107 | dataTypeTypeNameTextBox.ReadOnly = isHL33Platform;
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108 | newDataButton.Enabled = isHL33Platform && (Content.Id != 0) && !ReadOnly;
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109 | }
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110 |
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111 | #region Content Events
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112 | protected override void OnContentPropertyChanged(string propertyName) {
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113 | switch (propertyName) {
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114 | case "Id":
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115 | SetEnabledStateOfControls();
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116 | break;
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117 | case "PlatformId":
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118 | platformComboBox.SelectedItem = platformComboBoxValues.FirstOrDefault(p => p.Id == Content.PlatformId);
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119 | SetEnabledStateOfControls();
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120 | break;
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121 | case "ProblemClassId":
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122 | problemClassComboBox.SelectedItem = problemClassComboBoxValues.FirstOrDefault(a => a.Id == Content.ProblemClassId);
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123 | break;
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124 | case "DataTypeName":
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125 | dataTypeNameTextBox.Text = Content.DataTypeName;
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126 | break;
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127 | case "DataTypeTypeName":
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128 | dataTypeTypeNameTextBox.Text = Content.DataTypeTypeName;
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129 | break;
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130 | }
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131 | }
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132 | #endregion
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133 |
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134 | #region Control Events
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135 | private void platformComboBox_SelectedValueChanged(object sender, System.EventArgs e) {
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136 | if (Content != null) {
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137 | Platform selected = platformComboBox.SelectedItem as Platform;
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138 | if (selected != null) Content.PlatformId = selected.Id;
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139 | }
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140 | }
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141 | private void problemClassComboBox_SelectedValueChanged(object sender, System.EventArgs e) {
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142 | if (Content != null) {
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143 | ProblemClass selected = problemClassComboBox.SelectedItem as ProblemClass;
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144 | if (selected != null) Content.ProblemClassId = selected.Id;
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145 | }
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146 | }
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147 |
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148 | private void dataTypeNameTextBox_TextChanged(object sender, EventArgs e) {
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149 | if (dataTypeNameTextBox.Text != Content.DataTypeName)
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150 | Content.DataTypeName = dataTypeNameTextBox.Text;
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151 | }
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152 | private void dataTypeTypeNameTextBox_TextChanged(object sender, EventArgs e) {
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153 | if (dataTypeTypeNameTextBox.Text != Content.DataTypeTypeName)
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154 | Content.DataTypeTypeName = dataTypeTypeNameTextBox.Text;
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155 | }
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156 |
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157 | private void refreshUsersButton_Click(object sender, System.EventArgs e) {
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158 | try {
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159 | List<Guid> ids = AdministrationClient.GetProblemUsers(Content.Id);
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160 | if (ids != null) {
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161 | if (AuthenticationClient.Instance.Users == null) AuthenticationClient.Instance.Refresh();
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162 | List<User> users = AuthenticationClient.Instance.Users.ToList();
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163 | usersListBox.DataSource = users;
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164 | usersListBox.DisplayMember = "Name";
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165 | for (int i = 0; i < users.Count; i++)
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166 | usersListBox.SetItemChecked(i, ids.Contains(users[i].Id));
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167 | usersListBox.Enabled = !ReadOnly;
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168 | storeUsersButton.Enabled = false;
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169 | }
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170 | }
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171 | catch (Exception ex) {
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172 | ErrorHandling.ShowErrorDialog(this, "Refresh authorized users and groups failed.", ex);
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173 | }
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174 | }
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175 | private void storeUsersButton_Click(object sender, System.EventArgs e) {
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176 | try {
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177 | AdministrationClient.UpdateProblemUsers(Content.Id, usersListBox.SelectedItems.Cast<User>().Select(u => u.Id).ToList());
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178 | storeUsersButton.Enabled = false;
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179 | }
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180 | catch (Exception ex) {
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181 | ErrorHandling.ShowErrorDialog(this, "Store authorized users and groups failed.", ex);
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182 | }
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183 | }
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184 | private void usersListBox_ItemCheck(object sender, ItemCheckEventArgs e) {
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185 | storeUsersButton.Enabled = !ReadOnly;
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186 | }
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187 |
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188 | private void refreshDataButton_Click(object sender, EventArgs e) {
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189 | CallAsync(
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190 | () => {
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191 | data = null;
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192 | dataViewHost.Content = null;
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193 | data = AdministrationClient.GetProblemData(Content.Id);
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194 | if (data != null) {
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195 | using (MemoryStream stream = new MemoryStream(data)) {
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196 | try {
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197 | dataViewHost.Content = XmlParser.Deserialize<IContent>(stream);
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198 | }
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199 | catch (Exception) { }
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200 | stream.Close();
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201 | }
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202 | }
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203 | },
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204 | "Refresh problem data failed.",
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205 | () => SetEnabledStateOfControls()
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206 | );
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207 | }
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208 | private void storeDataButton_Click(object sender, EventArgs e) {
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209 | CallAsync(
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210 | () => {
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211 | if (dataViewHost.Content != null) {
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212 | using (MemoryStream stream = new MemoryStream()) {
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213 | XmlGenerator.Serialize(dataViewHost.Content, stream);
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214 | stream.Close();
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215 | data = stream.ToArray();
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216 | }
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217 | }
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218 | AdministrationClient.UpdateProblemData(Content.Id, data);
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219 | },
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220 | "Store problem data failed.",
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221 | null
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222 | );
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223 | }
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224 | private void newDataButton_Click(object sender, EventArgs e) {
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225 | if (typeSelectorDialog == null) {
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226 | typeSelectorDialog = new TypeSelectorDialog();
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227 | typeSelectorDialog.Caption = "Select Problem";
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228 | typeSelectorDialog.TypeSelector.Caption = "Available Problems";
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229 | typeSelectorDialog.TypeSelector.Configure(typeof(IProblem), false, true);
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230 | }
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231 | if (typeSelectorDialog.ShowDialog(this) == DialogResult.OK) {
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232 | try {
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233 | Content.DataTypeName = typeSelectorDialog.TypeSelector.SelectedType.Name;
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234 | Content.DataTypeTypeName = typeSelectorDialog.TypeSelector.SelectedType.AssemblyQualifiedName;
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235 | data = null;
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236 | dataViewHost.Content = (IContent)typeSelectorDialog.TypeSelector.CreateInstanceOfSelectedType();
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237 | }
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238 | catch (Exception ex) {
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239 | ErrorHandling.ShowErrorDialog(this, "Create new problem data failed.", ex);
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240 | }
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241 | SetEnabledStateOfControls();
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242 | }
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243 | }
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244 | private void openFileButton_Click(object sender, EventArgs e) {
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245 | if (openFileDialog.ShowDialog(this) == DialogResult.OK) {
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246 | CallAsync(
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247 | () => {
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248 | IContent problem = null;
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249 | try {
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250 | problem = XmlParser.Deserialize<IContent>(openFileDialog.FileName);
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251 | }
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252 | catch (Exception) { }
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253 |
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254 | if (problem != null) {
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255 | Content.DataTypeName = problem.GetType().Name;
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256 | Content.DataTypeTypeName = problem.GetType().AssemblyQualifiedName;
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257 | data = null;
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258 | } else {
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259 | using (FileStream stream = new FileStream(openFileDialog.FileName, FileMode.Open, FileAccess.Read)) {
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260 | data = new byte[stream.Length];
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261 | stream.Read(data, 0, data.Length);
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262 | stream.Close();
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263 | }
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264 | }
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265 | dataViewHost.Content = problem;
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266 | },
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267 | "Save problem data into file failed.",
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268 | () => SetEnabledStateOfControls()
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269 | );
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270 | }
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271 | }
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272 | private void saveFileButton_Click(object sender, EventArgs e) {
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273 | if (saveFileDialog.ShowDialog(this) == DialogResult.OK) {
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274 | CallAsync(
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275 | () => {
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276 | if (dataViewHost.Content != null) {
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277 | XmlGenerator.Serialize(dataViewHost.Content, saveFileDialog.FileName);
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278 | } else {
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279 | using (FileStream stream = new FileStream(saveFileDialog.FileName, FileMode.Create, FileAccess.Write)) {
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280 | stream.Write(data, 0, data.Length);
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281 | stream.Close();
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282 | }
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283 | }
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284 | },
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285 | "Save problem data into file failed.",
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286 | null
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287 | );
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288 | }
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289 | }
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290 | #endregion
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291 |
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292 | #region Helpers
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293 | private void CallAsync(Action call, string errorMessage, Action continueWith) {
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294 | BeginAsyncCall();
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295 | call.BeginInvoke(delegate(IAsyncResult result) {
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296 | Exception exception = null;
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297 | try {
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298 | call.EndInvoke(result);
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299 | }
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300 | catch (Exception ex) {
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301 | exception = ex;
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302 | }
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303 | EndAsyncCall(errorMessage, exception, continueWith);
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304 | }, null);
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305 | }
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306 | private void BeginAsyncCall() {
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307 | if (InvokeRequired)
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308 | Invoke(new Action(BeginAsyncCall));
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309 | else {
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310 | Cursor = Cursors.AppStarting;
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311 | Enabled = false;
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312 | }
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313 | }
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314 | private void EndAsyncCall(string errorMessage, Exception exception, Action continueWith) {
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315 | if (InvokeRequired)
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316 | Invoke(new Action<string, Exception, Action>(EndAsyncCall), errorMessage, exception, continueWith);
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317 | else {
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318 | Cursor = Cursors.Default;
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319 | Enabled = true;
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320 | if (exception != null) ErrorHandling.ShowErrorDialog(this, errorMessage, exception);
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321 | if (continueWith != null) continueWith();
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322 | }
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323 | }
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324 | #endregion
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325 | }
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326 | }
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