1 | #region License Information
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2 | /* HeuristicLab
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3 | * Copyright (C) 2002-2011 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.Drawing;
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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.Hive.Views;
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27 | using HeuristicLab.Core;
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28 | using HeuristicLab.Core.Views;
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29 | using HeuristicLab.MainForm;
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30 |
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31 | namespace HeuristicLab.Clients.Hive.Administrator.Views {
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32 | [View("ResourcesView")]
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33 | [Content(typeof(IItemList<Resource>), IsDefaultView = true)]
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34 | public partial class ResourcesView : ItemView {
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35 | public new IItemList<Resource> Content {
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36 | get { return (IItemList<Resource>)base.Content; }
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37 | set { base.Content = value; }
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38 | }
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39 |
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40 | private const string ungroupedGroupName = "UNGROUPED";
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41 | private const int slaveImageIndex = 0;
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42 | private const int slaveGroupImageIndex = 1;
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43 |
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44 |
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45 | public ResourcesView() {
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46 | InitializeComponent();
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47 | treeSlaveGroup.ImageList.Images.Add(HiveImageLibrary.Slave);
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48 | treeSlaveGroup.ImageList.Images.Add(HiveImageLibrary.SlaveGroup);
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49 | updateScheduleControl.UpdateAction = new Action(UpdateSchedule);
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50 | updateSlaveGroup.UpdateAction = new Action(UpdateSlaveGroups);
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51 |
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52 | updateSlaveGroup.Update();
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53 | }
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54 |
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55 |
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56 | #region Register Content Events
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57 | protected override void DeregisterContentEvents() {
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58 | Content.ItemsAdded -= new Collections.CollectionItemsChangedEventHandler<Collections.IndexedItem<Resource>>(Content_ItemsAdded);
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59 | Content.ItemsRemoved -= new Collections.CollectionItemsChangedEventHandler<Collections.IndexedItem<Resource>>(Content_ItemsRemoved);
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60 | base.DeregisterContentEvents();
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61 | }
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62 | protected override void RegisterContentEvents() {
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63 | base.RegisterContentEvents();
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64 | Content.ItemsAdded += new Collections.CollectionItemsChangedEventHandler<Collections.IndexedItem<Resource>>(Content_ItemsAdded);
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65 | Content.ItemsRemoved += new Collections.CollectionItemsChangedEventHandler<Collections.IndexedItem<Resource>>(Content_ItemsRemoved);
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66 | }
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67 | #endregion
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68 |
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69 | protected override void OnContentChanged() {
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70 | base.OnContentChanged();
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71 | if (Content == null) {
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72 | slaveView.Content = null;
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73 | treeSlaveGroup.Nodes.Clear();
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74 | } else {
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75 | treeSlaveGroup.Nodes.Clear();
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76 |
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77 | //rebuild
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78 | TreeNode ungrp = new TreeNode(ungroupedGroupName);
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79 | ungrp.ImageIndex = slaveGroupImageIndex;
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80 | ungrp.SelectedImageIndex = ungrp.ImageIndex;
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81 | var newGroup = new SlaveGroup();
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82 | newGroup.Name = ungroupedGroupName;
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83 | newGroup.Id = Guid.NewGuid();
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84 | newGroup.Description = "Contains slaves which are in no group";
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85 | ungrp.Tag = newGroup;
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86 |
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87 | foreach (Resource g in Content) {
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88 | if (g.GetType() == typeof(SlaveGroup)) {
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89 | //root node
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90 | if (g.ParentResourceId == null) {
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91 | TreeNode tn = new TreeNode();
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92 | tn.ImageIndex = slaveGroupImageIndex;
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93 | tn.SelectedImageIndex = tn.ImageIndex;
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94 |
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95 | tn.Tag = g;
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96 | tn.Text = g.Name;
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97 |
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98 | BuildSlaveGroupTree(g, tn);
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99 | tn.ExpandAll();
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100 | treeSlaveGroup.Nodes.Add(tn);
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101 | }
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102 | } else if (g.GetType() == typeof(Slave)) {
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103 | if (g.ParentResourceId == null) {
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104 | var stn = new TreeNode(g.Name);
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105 | stn.ImageIndex = slaveImageIndex;
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106 | stn.SelectedImageIndex = stn.ImageIndex;
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107 | stn.Tag = g;
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108 | ungrp.Nodes.Add(stn);
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109 | }
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110 | }
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111 | }
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112 | ungrp.ExpandAll();
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113 | treeSlaveGroup.Nodes.Add(ungrp);
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114 | }
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115 | }
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116 |
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117 | private void BuildSlaveGroupTree(Resource g, TreeNode tn) {
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118 | foreach (Resource r in Content.Where(s => s.ParentResourceId != null && s.ParentResourceId == g.Id)) {
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119 | TreeNode stn = new TreeNode(r.Name);
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120 | if (r is Slave) {
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121 | stn.ImageIndex = slaveImageIndex;
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122 | } else if (r is SlaveGroup) {
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123 | stn.ImageIndex = slaveGroupImageIndex;
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124 | }
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125 | stn.SelectedImageIndex = stn.ImageIndex;
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126 | stn.Tag = r;
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127 | tn.Nodes.Add(stn);
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128 |
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129 | BuildSlaveGroupTree(r, stn);
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130 | tn.ExpandAll();
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131 | }
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132 | }
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133 |
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134 | protected override void SetEnabledStateOfControls() {
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135 | base.SetEnabledStateOfControls();
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136 | }
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137 |
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138 | private void treeSlaveGroup_NodeMouseClick(object sender, TreeNodeMouseClickEventArgs e) {
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139 | if (slaveView.Content != null && slaveView.Content is SlaveGroup) {
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140 | slaveView.Content.PropertyChanged -= new System.ComponentModel.PropertyChangedEventHandler(SlaveViewContent_PropertyChanged);
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141 | }
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142 |
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143 | slaveView.Content = (Resource)e.Node.Tag;
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144 | scheduleView.ResourceId = ((Resource)e.Node.Tag).Id;
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145 |
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146 | if (e.Node.Tag is SlaveGroup) {
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147 | slaveView.Content.PropertyChanged += new System.ComponentModel.PropertyChangedEventHandler(SlaveViewContent_PropertyChanged);
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148 | }
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149 |
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150 | if (tabSlaveGroup.SelectedIndex == 1) {
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151 | UpdateSchedule();
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152 | }
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153 | }
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154 |
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155 | void SlaveViewContent_PropertyChanged(object sender, System.ComponentModel.PropertyChangedEventArgs e) {
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156 | OnContentChanged();
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157 | }
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158 |
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159 | private void btnAddGroup_Click(object sender, EventArgs e) {
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160 | SlaveGroup newGroup = new SlaveGroup();
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161 | newGroup.Name = "New Group";
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162 | Content.Add(newGroup);
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163 | }
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164 |
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165 | void Content_ItemsRemoved(object sender, Collections.CollectionItemsChangedEventArgs<Collections.IndexedItem<Resource>> e) {
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166 | OnContentChanged();
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167 | }
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168 |
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169 | void Content_ItemsAdded(object sender, Collections.CollectionItemsChangedEventArgs<Collections.IndexedItem<Resource>> e) {
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170 | OnContentChanged();
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171 | }
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172 |
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173 | private void btnRemoveGroup_Click(object sender, EventArgs e) {
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174 | if (treeSlaveGroup.SelectedNode != null && treeSlaveGroup.SelectedNode.Tag != null) {
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175 | Resource res = (Resource)treeSlaveGroup.SelectedNode.Tag;
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176 |
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177 | DialogResult diagRes = MessageBox.Show("Do you really want to delete " + res.Name + "?", "HeuristicLab Hive Administration", MessageBoxButtons.YesNo, MessageBoxIcon.Question);
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178 | if (diagRes == DialogResult.Yes) {
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179 | if (res is Slave) {
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180 | Content.Remove(res);
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181 | ServiceLocator.Instance.CallHiveService(service => service.DeleteSlave(res.Id));
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182 | } else if (res is SlaveGroup) {
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183 | //only delete empty groups
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184 | if (Content.Where(s => s.ParentResourceId == res.Id).Count() < 1) {
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185 | Content.Remove(res);
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186 | ServiceLocator.Instance.CallHiveService(service => service.DeleteSlaveGroup(res.Id));
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187 | } else {
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188 | MessageBox.Show("Only empty groups can be deleted.", "HeuristicLab Hive Administration", MessageBoxButtons.OK, MessageBoxIcon.Error);
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189 | }
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190 | }
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191 | }
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192 | }
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193 | }
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194 |
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195 | private void btnSave_Click(object sender, EventArgs e) {
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196 | foreach (Resource res in Content) {
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197 | if (res is SlaveGroup && res.Id == Guid.Empty) {
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198 | SlaveGroup slaveGroup = (SlaveGroup)res;
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199 | ServiceLocator.Instance.CallHiveService(service => slaveGroup.Id = service.AddSlaveGroup(slaveGroup));
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200 | }
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201 | if (res.Id != Guid.Empty && res.Modified) {
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202 | if (res is SlaveGroup) {
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203 | ServiceLocator.Instance.CallHiveService(service => service.UpdateSlaveGroup((SlaveGroup)res));
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204 | } else if (res is Slave) {
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205 | ServiceLocator.Instance.CallHiveService(service => service.UpdateSlave((Slave)res));
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206 | }
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207 | }
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208 | }
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209 | }
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210 |
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211 | private void treeSlaveGroup_DragDrop(object sender, DragEventArgs e) {
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212 | if (e.Data.GetDataPresent("System.Windows.Forms.TreeNode", false)) {
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213 | Point pt = ((TreeView)sender).PointToClient(new Point(e.X, e.Y));
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214 | TreeNode destNode = ((TreeView)sender).GetNodeAt(pt);
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215 | TreeNode newNode = (TreeNode)e.Data.GetData("System.Windows.Forms.TreeNode");
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216 |
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217 | if (destNode.TreeView == newNode.TreeView) {
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218 | if (destNode.Text == ungroupedGroupName || (destNode.Parent != null && destNode.Parent.Text == ungroupedGroupName)) {
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219 | MessageBox.Show(String.Format("You can't drag items to the {0} group.{1}This group only contains slaves which haven't yet been assigned to a real group.",
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220 | ungroupedGroupName, Environment.NewLine), "HeuristicLab Hive Administration", MessageBoxButtons.OK, MessageBoxIcon.Information);
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221 | return;
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222 | }
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223 |
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224 | SlaveGroup sgrp = null;
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225 | TreeNode parentNode = null;
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226 | if (destNode.Tag != null && destNode.Tag is SlaveGroup) {
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227 | sgrp = (SlaveGroup)destNode.Tag;
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228 | parentNode = destNode;
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229 | } else if (destNode.Parent != null && destNode.Parent.Tag is SlaveGroup) {
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230 | sgrp = (SlaveGroup)destNode.Parent.Tag;
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231 | parentNode = destNode.Parent;
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232 | }
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233 |
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234 | if (newNode.Tag is SlaveGroup && CheckParentsEqualsMovedNode(parentNode, newNode)) {
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235 | return;
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236 | }
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237 |
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238 | if (sgrp != null && newNode.Tag != null) {
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239 | //save parent group to get an id
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240 | if (sgrp.Id == Guid.Empty) {
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241 | ServiceLocator.Instance.CallHiveService(service => sgrp.Id = service.AddSlaveGroup(sgrp));
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242 | }
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243 |
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244 | if (newNode.Tag is Slave) {
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245 | Slave slave = (Slave)newNode.Tag;
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246 | if (slave.ParentResourceId == null || (slave.ParentResourceId != null && slave.ParentResourceId != sgrp.Id)) {
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247 | slave.ParentResourceId = sgrp.Id;
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248 | newNode.Remove();
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249 | parentNode.Nodes.Clear();
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250 | BuildSlaveGroupTree(sgrp, parentNode);
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251 | }
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252 | } else if (newNode.Tag is SlaveGroup) {
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253 | SlaveGroup slaveGroup = (SlaveGroup)newNode.Tag;
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254 | if (slaveGroup.ParentResourceId == null || (slaveGroup.ParentResourceId != null && slaveGroup.ParentResourceId != sgrp.Id)) {
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255 | slaveGroup.ParentResourceId = sgrp.Id;
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256 | newNode.Remove();
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257 | parentNode.Nodes.Clear();
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258 | BuildSlaveGroupTree(sgrp, parentNode);
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259 | }
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260 | }
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261 | }
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262 | }
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263 | }
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264 | }
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265 |
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266 | private bool CheckParentsEqualsMovedNode(TreeNode dest, TreeNode movedNode) {
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267 | TreeNode tmp = dest;
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268 |
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269 | while (tmp != null) {
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270 | if (tmp == movedNode) {
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271 | return true;
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272 | }
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273 | tmp = tmp.Parent;
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274 | }
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275 | return false;
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276 | }
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277 |
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278 | private void treeSlaveGroup_ItemDrag(object sender, ItemDragEventArgs e) {
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279 | TreeNode sourceNode = (TreeNode)e.Item;
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280 | DoDragDrop(sourceNode, DragDropEffects.All);
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281 | }
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282 |
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283 | private void treeSlaveGroup_DragEnter(object sender, DragEventArgs e) {
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284 | e.Effect = DragDropEffects.Move;
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285 | }
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286 |
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287 | private void treeSlaveGroup_DragOver(object sender, DragEventArgs e) {
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288 | e.Effect = DragDropEffects.Move;
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289 | }
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290 |
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291 | private void treeSlaveGroup_QueryContinueDrag(object sender, QueryContinueDragEventArgs e) {
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292 | e.Action = DragAction.Continue;
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293 | }
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294 |
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295 | void ResetView() {
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296 | treeSlaveGroup.Nodes.Clear();
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297 |
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298 | if (slaveView.Content != null && slaveView.Content is SlaveGroup) {
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299 | slaveView.Content.PropertyChanged -= new System.ComponentModel.PropertyChangedEventHandler(SlaveViewContent_PropertyChanged);
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300 | }
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301 | slaveView.Content = null;
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302 | scheduleView.ResourceId = Guid.Empty;
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303 | }
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304 |
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305 | private void UpdateSlaveGroups() {
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306 | if (this.InvokeRequired) {
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307 | this.Invoke(new Action(ResetView));
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308 | } else {
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309 | ResetView();
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310 | }
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311 |
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312 | IItemList<Resource> resources = new ItemList<Resource>();
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313 |
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314 | ServiceLocator.Instance.CallHiveService(service => {
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315 | service.GetSlaveGroups().ForEach(g => resources.Add(g));
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316 | service.GetSlaves().ForEach(s => resources.Add(s));
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317 | });
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318 | Content = resources;
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319 | }
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320 |
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321 | private void UpdateSchedule() {
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322 | Guid resourceId = scheduleView.ResourceId;
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323 | if (resourceId != null) {
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324 | ServiceLocator.Instance.CallHiveService(service => {
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325 | var appointments = service.GetDowntimesForResource(resourceId);
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326 | ItemList<Downtime> ias = new ItemList<Downtime>();
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327 | appointments.ForEach(a => ias.Add(a));
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328 | scheduleView.Invoke(new Action(() => scheduleView.Content = ias));
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329 | });
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330 | }
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331 | }
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332 |
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333 | private void tabSlaveGroup_SelectedIndexChanged(object sender, EventArgs e) {
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334 | if (tabSlaveGroup.SelectedIndex == 1) {
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335 | UpdateSchedule();
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336 | }
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337 | }
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338 | }
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339 | }
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