[6373] | 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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[6756] | 25 | using System.Threading;
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| 26 | using System.Threading.Tasks;
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[6373] | 27 | using System.Windows.Forms;
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[6437] | 28 | using HeuristicLab.Clients.Hive.Views;
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[6373] | 29 | using HeuristicLab.Core;
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| 30 | using HeuristicLab.Core.Views;
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| 31 | using HeuristicLab.MainForm;
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[6756] | 32 | using TS = System.Threading.Tasks;
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[6373] | 33 |
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[6688] | 34 | namespace HeuristicLab.Clients.Hive.Administrator.Views {
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[6756] | 35 | [View("Resources View")]
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[6373] | 36 | [Content(typeof(IItemList<Resource>), IsDefaultView = true)]
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[6756] | 37 | public partial class ResourcesView : ItemView, IDisposable {
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[6373] | 38 | public new IItemList<Resource> Content {
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| 39 | get { return (IItemList<Resource>)base.Content; }
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| 40 | set { base.Content = value; }
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| 41 | }
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| 42 |
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[6761] | 43 | public const string UngroupedGroupName = "UNGROUPED";
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[6464] | 44 | private const int slaveImageIndex = 0;
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| 45 | private const int slaveGroupImageIndex = 1;
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[6756] | 46 | private TS.Task progressTask;
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| 47 | private bool stopProgressTask;
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[6464] | 48 |
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| 49 |
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[6373] | 50 | public ResourcesView() {
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| 51 | InitializeComponent();
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| 52 | treeSlaveGroup.ImageList.Images.Add(HiveImageLibrary.Slave);
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| 53 | treeSlaveGroup.ImageList.Images.Add(HiveImageLibrary.SlaveGroup);
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[6734] | 54 |
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[6756] | 55 | HiveAdminClient.Instance.Refreshing += new EventHandler(Instance_Refreshing);
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| 56 | HiveAdminClient.Instance.Refreshed += new EventHandler(Instance_Refreshed);
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| 57 |
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| 58 | UpdateResourcesAsync();
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[6373] | 59 | }
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| 60 |
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[6756] | 61 | public new void Dispose() {
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| 62 | HiveAdminClient.Instance.Refreshing -= new EventHandler(Instance_Refreshing);
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| 63 | HiveAdminClient.Instance.Refreshed -= new EventHandler(Instance_Refreshed);
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| 64 | }
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[6734] | 65 |
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[6756] | 66 | private void UpdateProgress() {
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| 67 | while (!stopProgressTask) {
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| 68 | int diff = (progressBar.Maximum - progressBar.Minimum) / 10;
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| 69 | progressBar.Value = (progressBar.Value + diff) % progressBar.Maximum;
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| 70 | //ok, this is not very clever...
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| 71 | Thread.Sleep(500);
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| 72 | }
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| 73 | progressBar.Value = progressBar.Minimum;
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| 74 | }
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| 75 |
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| 76 | void Instance_Refreshing(object sender, EventArgs e) {
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| 77 | stopProgressTask = false;
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| 78 | progressTask = new TS.Task(UpdateProgress);
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| 79 | progressTask.Start();
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| 80 | }
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| 81 |
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| 82 | void Instance_Refreshed(object sender, EventArgs e) {
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| 83 | stopProgressTask = true;
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| 84 | }
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| 85 |
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[6373] | 86 | #region Register Content Events
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| 87 | protected override void DeregisterContentEvents() {
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| 88 | Content.ItemsAdded -= new Collections.CollectionItemsChangedEventHandler<Collections.IndexedItem<Resource>>(Content_ItemsAdded);
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| 89 | Content.ItemsRemoved -= new Collections.CollectionItemsChangedEventHandler<Collections.IndexedItem<Resource>>(Content_ItemsRemoved);
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| 90 | base.DeregisterContentEvents();
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| 91 | }
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| 92 | protected override void RegisterContentEvents() {
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| 93 | base.RegisterContentEvents();
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| 94 | Content.ItemsAdded += new Collections.CollectionItemsChangedEventHandler<Collections.IndexedItem<Resource>>(Content_ItemsAdded);
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| 95 | Content.ItemsRemoved += new Collections.CollectionItemsChangedEventHandler<Collections.IndexedItem<Resource>>(Content_ItemsRemoved);
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| 96 | }
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| 97 | #endregion
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| 98 |
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| 99 | protected override void OnContentChanged() {
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| 100 | base.OnContentChanged();
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| 101 | if (Content == null) {
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| 102 | slaveView.Content = null;
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| 103 | treeSlaveGroup.Nodes.Clear();
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| 104 | } else {
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| 105 | treeSlaveGroup.Nodes.Clear();
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| 106 |
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| 107 | //rebuild
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[6761] | 108 | TreeNode ungrp = new TreeNode(UngroupedGroupName);
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[6464] | 109 | ungrp.ImageIndex = slaveGroupImageIndex;
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[6373] | 110 | ungrp.SelectedImageIndex = ungrp.ImageIndex;
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| 111 | var newGroup = new SlaveGroup();
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[6761] | 112 | newGroup.Name = UngroupedGroupName;
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[6373] | 113 | newGroup.Id = Guid.NewGuid();
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| 114 | newGroup.Description = "Contains slaves which are in no group";
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| 115 | ungrp.Tag = newGroup;
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| 116 |
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| 117 | foreach (Resource g in Content) {
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| 118 | if (g.GetType() == typeof(SlaveGroup)) {
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[6451] | 119 | //root node
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| 120 | if (g.ParentResourceId == null) {
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| 121 | TreeNode tn = new TreeNode();
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[6464] | 122 | tn.ImageIndex = slaveGroupImageIndex;
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[6451] | 123 | tn.SelectedImageIndex = tn.ImageIndex;
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[6373] | 124 |
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[6451] | 125 | tn.Tag = g;
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| 126 | tn.Text = g.Name;
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| 127 |
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| 128 | BuildSlaveGroupTree(g, tn);
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[6464] | 129 | tn.ExpandAll();
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[6451] | 130 | treeSlaveGroup.Nodes.Add(tn);
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[6373] | 131 | }
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| 132 | } else if (g.GetType() == typeof(Slave)) {
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| 133 | if (g.ParentResourceId == null) {
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| 134 | var stn = new TreeNode(g.Name);
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[6464] | 135 | stn.ImageIndex = slaveImageIndex;
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[6373] | 136 | stn.SelectedImageIndex = stn.ImageIndex;
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| 137 | stn.Tag = g;
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| 138 | ungrp.Nodes.Add(stn);
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| 139 | }
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| 140 | }
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| 141 | }
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[6464] | 142 | ungrp.ExpandAll();
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[6373] | 143 | treeSlaveGroup.Nodes.Add(ungrp);
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| 144 | }
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| 145 | }
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| 146 |
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[6451] | 147 | private void BuildSlaveGroupTree(Resource g, TreeNode tn) {
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| 148 | foreach (Resource r in Content.Where(s => s.ParentResourceId != null && s.ParentResourceId == g.Id)) {
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| 149 | TreeNode stn = new TreeNode(r.Name);
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| 150 | if (r is Slave) {
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[6492] | 151 | stn.ImageIndex = slaveImageIndex;
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[6451] | 152 | } else if (r is SlaveGroup) {
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[6464] | 153 | stn.ImageIndex = slaveGroupImageIndex;
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[6451] | 154 | }
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| 155 | stn.SelectedImageIndex = stn.ImageIndex;
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| 156 | stn.Tag = r;
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| 157 | tn.Nodes.Add(stn);
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| 158 |
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| 159 | BuildSlaveGroupTree(r, stn);
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[6492] | 160 | tn.ExpandAll();
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[6451] | 161 | }
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| 162 | }
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| 163 |
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[6373] | 164 | protected override void SetEnabledStateOfControls() {
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| 165 | base.SetEnabledStateOfControls();
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| 166 | }
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| 167 |
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| 168 | private void treeSlaveGroup_NodeMouseClick(object sender, TreeNodeMouseClickEventArgs e) {
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| 169 | if (slaveView.Content != null && slaveView.Content is SlaveGroup) {
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| 170 | slaveView.Content.PropertyChanged -= new System.ComponentModel.PropertyChangedEventHandler(SlaveViewContent_PropertyChanged);
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| 171 | }
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| 172 |
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| 173 | slaveView.Content = (Resource)e.Node.Tag;
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[6756] | 174 | HiveAdminClient.Instance.DowntimeForResourceId = ((Resource)e.Node.Tag).Id;
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[6373] | 175 |
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[6451] | 176 | if (e.Node.Tag is SlaveGroup) {
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[6373] | 177 | slaveView.Content.PropertyChanged += new System.ComponentModel.PropertyChangedEventHandler(SlaveViewContent_PropertyChanged);
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| 178 | }
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[6451] | 179 |
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| 180 | if (tabSlaveGroup.SelectedIndex == 1) {
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[6756] | 181 | UpdateScheduleAsync();
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[6451] | 182 | }
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[6373] | 183 | }
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| 184 |
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| 185 | void SlaveViewContent_PropertyChanged(object sender, System.ComponentModel.PropertyChangedEventArgs e) {
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| 186 | OnContentChanged();
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| 187 | }
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| 188 |
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| 189 | private void btnAddGroup_Click(object sender, EventArgs e) {
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| 190 | SlaveGroup newGroup = new SlaveGroup();
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| 191 | newGroup.Name = "New Group";
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| 192 | Content.Add(newGroup);
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| 193 | }
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| 194 |
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| 195 | void Content_ItemsRemoved(object sender, Collections.CollectionItemsChangedEventArgs<Collections.IndexedItem<Resource>> e) {
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| 196 | OnContentChanged();
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| 197 | }
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| 198 |
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| 199 | void Content_ItemsAdded(object sender, Collections.CollectionItemsChangedEventArgs<Collections.IndexedItem<Resource>> e) {
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| 200 | OnContentChanged();
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| 201 | }
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| 202 |
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| 203 | private void btnRemoveGroup_Click(object sender, EventArgs e) {
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| 204 | if (treeSlaveGroup.SelectedNode != null && treeSlaveGroup.SelectedNode.Tag != null) {
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| 205 | Resource res = (Resource)treeSlaveGroup.SelectedNode.Tag;
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| 206 |
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[6756] | 207 | DialogResult diagRes = MessageBox.Show("Do you really want to delete " + res.Name + "?", "HeuristicLab Hive Administrator", MessageBoxButtons.YesNo, MessageBoxIcon.Question);
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[6492] | 208 | if (diagRes == DialogResult.Yes) {
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| 209 | if (res is Slave) {
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[6437] | 210 | Content.Remove(res);
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[6756] | 211 | HiveAdminClient.Delete(res);
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[6492] | 212 | } else if (res is SlaveGroup) {
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| 213 | //only delete empty groups
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| 214 | if (Content.Where(s => s.ParentResourceId == res.Id).Count() < 1) {
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| 215 | Content.Remove(res);
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[6756] | 216 | HiveAdminClient.Delete(res);
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[6492] | 217 | } else {
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[6756] | 218 | MessageBox.Show("Only empty groups can be deleted.", "HeuristicLab Hive Administrator", MessageBoxButtons.OK, MessageBoxIcon.Error);
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[6492] | 219 | }
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[6373] | 220 | }
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| 221 | }
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| 222 | }
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| 223 | }
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| 224 |
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| 225 | private void btnSave_Click(object sender, EventArgs e) {
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| 226 | foreach (Resource res in Content) {
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| 227 | if (res is SlaveGroup && res.Id == Guid.Empty) {
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| 228 | SlaveGroup slaveGroup = (SlaveGroup)res;
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[6756] | 229 | slaveGroup.Store();
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[6373] | 230 | }
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| 231 | if (res.Id != Guid.Empty && res.Modified) {
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[6756] | 232 | res.Store();
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[6373] | 233 | }
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| 234 | }
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| 235 | }
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| 236 |
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| 237 | private void treeSlaveGroup_DragDrop(object sender, DragEventArgs e) {
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| 238 | if (e.Data.GetDataPresent("System.Windows.Forms.TreeNode", false)) {
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| 239 | Point pt = ((TreeView)sender).PointToClient(new Point(e.X, e.Y));
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| 240 | TreeNode destNode = ((TreeView)sender).GetNodeAt(pt);
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| 241 | TreeNode newNode = (TreeNode)e.Data.GetData("System.Windows.Forms.TreeNode");
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| 242 |
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| 243 | if (destNode.TreeView == newNode.TreeView) {
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[6761] | 244 | if (destNode.Text == UngroupedGroupName || (destNode.Parent != null && destNode.Parent.Text == UngroupedGroupName)) {
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[6464] | 245 | 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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[6761] | 246 | UngroupedGroupName, Environment.NewLine), "HeuristicLab Hive Administrator", MessageBoxButtons.OK, MessageBoxIcon.Information);
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[6464] | 247 | return;
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| 248 | }
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| 249 |
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[6373] | 250 | SlaveGroup sgrp = null;
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[6492] | 251 | TreeNode parentNode = null;
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[6373] | 252 | if (destNode.Tag != null && destNode.Tag is SlaveGroup) {
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| 253 | sgrp = (SlaveGroup)destNode.Tag;
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[6492] | 254 | parentNode = destNode;
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[6451] | 255 | } else if (destNode.Parent != null && destNode.Parent.Tag is SlaveGroup) {
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[6373] | 256 | sgrp = (SlaveGroup)destNode.Parent.Tag;
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[6492] | 257 | parentNode = destNode.Parent;
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[6373] | 258 | }
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| 259 |
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[6492] | 260 | if (newNode.Tag is SlaveGroup && CheckParentsEqualsMovedNode(parentNode, newNode)) {
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| 261 | return;
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| 262 | }
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| 263 |
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[6451] | 264 | if (sgrp != null && newNode.Tag != null) {
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| 265 | //save parent group to get an id
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| 266 | if (sgrp.Id == Guid.Empty) {
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[6756] | 267 | sgrp.Store();
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[6451] | 268 | }
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| 269 |
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| 270 | if (newNode.Tag is Slave) {
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[6373] | 271 | Slave slave = (Slave)newNode.Tag;
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[6437] | 272 | if (slave.ParentResourceId == null || (slave.ParentResourceId != null && slave.ParentResourceId != sgrp.Id)) {
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[6373] | 273 | slave.ParentResourceId = sgrp.Id;
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[6492] | 274 | newNode.Remove();
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| 275 | parentNode.Nodes.Clear();
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| 276 | BuildSlaveGroupTree(sgrp, parentNode);
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[6373] | 277 | }
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[6451] | 278 | } else if (newNode.Tag is SlaveGroup) {
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| 279 | SlaveGroup slaveGroup = (SlaveGroup)newNode.Tag;
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| 280 | if (slaveGroup.ParentResourceId == null || (slaveGroup.ParentResourceId != null && slaveGroup.ParentResourceId != sgrp.Id)) {
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| 281 | slaveGroup.ParentResourceId = sgrp.Id;
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[6492] | 282 | newNode.Remove();
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| 283 | parentNode.Nodes.Clear();
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| 284 | BuildSlaveGroupTree(sgrp, parentNode);
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[6451] | 285 | }
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[6373] | 286 | }
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| 287 | }
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| 288 | }
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| 289 | }
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| 290 | }
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| 291 |
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[6492] | 292 | private bool CheckParentsEqualsMovedNode(TreeNode dest, TreeNode movedNode) {
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| 293 | TreeNode tmp = dest;
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| 294 |
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| 295 | while (tmp != null) {
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| 296 | if (tmp == movedNode) {
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| 297 | return true;
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| 298 | }
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| 299 | tmp = tmp.Parent;
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| 300 | }
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| 301 | return false;
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| 302 | }
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| 303 |
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[6373] | 304 | private void treeSlaveGroup_ItemDrag(object sender, ItemDragEventArgs e) {
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| 305 | TreeNode sourceNode = (TreeNode)e.Item;
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| 306 | DoDragDrop(sourceNode, DragDropEffects.All);
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| 307 | }
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| 308 |
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| 309 | private void treeSlaveGroup_DragEnter(object sender, DragEventArgs e) {
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| 310 | e.Effect = DragDropEffects.Move;
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| 311 | }
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| 312 |
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| 313 | private void treeSlaveGroup_DragOver(object sender, DragEventArgs e) {
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| 314 | e.Effect = DragDropEffects.Move;
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| 315 | }
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| 316 |
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| 317 | private void treeSlaveGroup_QueryContinueDrag(object sender, QueryContinueDragEventArgs e) {
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| 318 | e.Action = DragAction.Continue;
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| 319 | }
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| 320 |
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| 321 | void ResetView() {
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| 322 | treeSlaveGroup.Nodes.Clear();
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[6734] | 323 |
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[6373] | 324 | if (slaveView.Content != null && slaveView.Content is SlaveGroup) {
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| 325 | slaveView.Content.PropertyChanged -= new System.ComponentModel.PropertyChangedEventHandler(SlaveViewContent_PropertyChanged);
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| 326 | }
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| 327 | slaveView.Content = null;
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[6756] | 328 | if (scheduleView.Content != null) {
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| 329 | scheduleView.Content.Clear();
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| 330 | }
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| 331 | HiveAdminClient.Instance.ResetDowntime();
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[6373] | 332 | }
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| 333 |
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[6756] | 334 | private void UpdateResources() {
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[6734] | 335 | if (this.InvokeRequired) {
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| 336 | this.Invoke(new Action(ResetView));
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| 337 | } else {
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| 338 | ResetView();
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| 339 | }
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| 340 |
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[6756] | 341 | HiveAdminClient.Instance.Refresh();
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| 342 | Content = HiveAdminClient.Instance.Resources;
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| 343 | }
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[6373] | 344 |
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[6756] | 345 | private void UpdateResourcesAsync() {
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| 346 | TS.Task.Factory.StartNew(UpdateResources).ContinueWith((t) => {
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| 347 | DisplayError(t.Exception);
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| 348 | }, TaskContinuationOptions.OnlyOnFaulted);
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[6373] | 349 | }
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| 350 |
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| 351 | private void UpdateSchedule() {
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[6756] | 352 | HiveAdminClient.Instance.RefreshCalendar();
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| 353 | scheduleView.Invoke(new Action(() => scheduleView.Content = HiveAdminClient.Instance.Downtimes));
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[6373] | 354 | }
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[6437] | 355 |
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[6756] | 356 | private void UpdateScheduleAsync() {
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| 357 | TS.Task.Factory.StartNew(UpdateSchedule).ContinueWith((t) => {
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| 358 | DisplayError(t.Exception);
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| 359 | }, TaskContinuationOptions.OnlyOnFaulted);
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| 360 | }
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| 361 |
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| 362 | private void DisplayError(Exception ex) {
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[6761] | 363 | MessageBox.Show(string.Format("An error occured while updating: {0} {1}", Environment.NewLine, ex.Message), "HeuristicLab Hive Administrator", MessageBoxButtons.OK, MessageBoxIcon.Error);
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[6756] | 364 | }
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| 365 |
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[6437] | 366 | private void tabSlaveGroup_SelectedIndexChanged(object sender, EventArgs e) {
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| 367 | if (tabSlaveGroup.SelectedIndex == 1) {
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[6756] | 368 | UpdateScheduleAsync();
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[6437] | 369 | }
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| 370 | }
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[6761] | 371 |
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| 372 | private void btnRefresh_Click(object sender, EventArgs e) {
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| 373 | UpdateResourcesAsync();
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| 374 | }
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[6373] | 375 | }
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| 376 | }
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