1 | #region License Information
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2 | /* HeuristicLab
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3 | * Copyright (C) 2002-2014 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.Reflection;
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27 | using System.Threading;
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28 | using System.Windows.Forms;
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29 | using HeuristicLab.Common;
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30 | using HeuristicLab.Core;
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31 | using HeuristicLab.MainForm;
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32 | using HeuristicLab.Persistence.Default.Xml;
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33 |
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34 | namespace HeuristicLab.Optimizer {
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35 | [View("Start Page")]
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36 | public partial class StartPage : HeuristicLab.MainForm.WindowsForms.View {
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37 | private const string StandardProblemsGroupName = "Standard Problems";
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38 | private const string DataAnalysisGroupName = "Data Analysis";
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39 | private const string ScriptsGroupName = "Scripts";
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40 | private const string UncategorizedGroupName = "Uncategorized";
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41 | private const string SampleNamePrefix = "HeuristicLab.Optimizer.Documents.";
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42 | private const string SampleNameSuffix = ".hl";
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43 |
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44 | private readonly Dictionary<ListViewGroup, List<string>> groupLookup = new Dictionary<ListViewGroup, List<string>>();
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45 | private readonly ListViewGroup standardProblemsGroup = new ListViewGroup(StandardProblemsGroupName);
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46 | private readonly ListViewGroup dataAnalysisGroup = new ListViewGroup(DataAnalysisGroupName);
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47 | private readonly ListViewGroup scriptsGroup = new ListViewGroup(ScriptsGroupName);
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48 | private readonly ListViewGroup uncategorizedGroup = new ListViewGroup(UncategorizedGroupName);
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49 |
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50 | private IProgress progress;
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51 |
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52 | public StartPage() {
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53 | InitializeComponent();
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54 | }
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55 |
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56 | protected override void OnInitialized(EventArgs e) {
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57 | base.OnInitialized(e);
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58 | Assembly assembly = Assembly.GetExecutingAssembly();
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59 | AssemblyFileVersionAttribute version = assembly.GetCustomAttributes(typeof(AssemblyFileVersionAttribute), true).
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60 | Cast<AssemblyFileVersionAttribute>().FirstOrDefault();
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61 | titleLabel.Text = "HeuristicLab Optimizer";
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62 | if (version != null) titleLabel.Text += " " + version.Version;
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63 |
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64 | try {
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65 | using (Stream stream = assembly.GetManifestResourceStream(typeof(StartPage), "Documents.FirstSteps.rtf"))
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66 | firstStepsRichTextBox.LoadFile(stream, RichTextBoxStreamType.RichText);
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67 | } catch (Exception) { }
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68 |
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69 | samplesListView.Enabled = false;
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70 | samplesListView.Groups.Add(standardProblemsGroup);
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71 | samplesListView.Groups.Add(dataAnalysisGroup);
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72 | samplesListView.Groups.Add(scriptsGroup);
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73 | samplesListView.Groups.Add(uncategorizedGroup);
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74 | FillGroupLookup();
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75 |
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76 | showStartPageCheckBox.Checked = Properties.Settings.Default.ShowStartPage;
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77 |
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78 | ThreadPool.QueueUserWorkItem(new WaitCallback(LoadSamples));
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79 | }
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80 |
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81 | protected override void OnClosing(FormClosingEventArgs e) {
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82 | base.OnClosing(e);
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83 | if (e.CloseReason == CloseReason.UserClosing) {
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84 | e.Cancel = true;
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85 | this.Hide();
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86 | }
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87 | }
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88 |
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89 | private void LoadSamples(object state) {
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90 | progress = MainFormManager.GetMainForm<HeuristicLab.MainForm.WindowsForms.MainForm>().AddOperationProgressToView(samplesListView, "Loading...");
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91 | try {
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92 | var assembly = Assembly.GetExecutingAssembly();
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93 | var samples = assembly.GetManifestResourceNames().Where(x => x.EndsWith(SampleNameSuffix));
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94 | int count = samples.Count();
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95 |
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96 | foreach (var entry in groupLookup) {
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97 | var group = entry.Key;
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98 | var sampleList = entry.Value;
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99 | foreach (var sampleName in sampleList) {
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100 | string resourceName = SampleNamePrefix + sampleName + SampleNameSuffix;
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101 | LoadSample(resourceName, assembly, group, count);
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102 | }
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103 | }
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104 |
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105 | var categorizedSamples = groupLookup.Select(x => x.Value).SelectMany(x => x).Select(x => SampleNamePrefix + x + SampleNameSuffix);
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106 | var uncategorizedSamples = samples.Except(categorizedSamples);
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107 |
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108 | foreach (var resourceName in uncategorizedSamples) {
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109 | LoadSample(resourceName, assembly, uncategorizedGroup, count);
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110 | }
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111 |
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112 | OnAllSamplesLoaded();
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113 | } finally {
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114 | MainFormManager.GetMainForm<HeuristicLab.MainForm.WindowsForms.MainForm>().RemoveOperationProgressFromView(samplesListView);
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115 | }
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116 | }
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117 |
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118 | private void LoadSample(string name, Assembly assembly, ListViewGroup group, int count) {
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119 | string path = Path.GetTempFileName();
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120 | try {
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121 | using (var stream = assembly.GetManifestResourceStream(name)) {
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122 | WriteStreamToTempFile(stream, path); // create a file in a temporary folder (persistence cannot load these files directly from the stream)
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123 | var item = XmlParser.Deserialize<INamedItem>(path);
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124 | OnSampleLoaded(item, group, 1.0 / count);
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125 | }
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126 | } catch (Exception) {
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127 | } finally {
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128 | if (File.Exists(path)) {
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129 | File.Delete(path); // make sure we remove the temporary file
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130 | }
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131 | }
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132 | }
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133 |
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134 | private void FillGroupLookup() {
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135 | var standardProblems = new List<string> { "ES_Griewank", "GA_TSP", "GA_VRP", "GE_ArtificialAnt",
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136 | "IslandGA_TSP", "LS_Knapsack", "PSO_Schwefel", "RAPGA_JSSP",
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137 | "SA_Rastrigin", "SGP_SantaFe","GP_Multiplexer", "SS_VRP", "TS_TSP", "TS_VRP", "VNS_OP" ,"VNS_TSP"
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138 | };
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139 | groupLookup[standardProblemsGroup] = standardProblems;
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140 | var dataAnalysisProblems = new List<string> { "SGP_SymbClass", "SGP_SymbReg", "OSGP_TimeSeries", "GE_SymbReg", "GPR" };
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141 | groupLookup[dataAnalysisGroup] = dataAnalysisProblems;
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142 | var scripts = new List<string> { "GA_QAP_Script", "GUI_Automation_Script", "OSGA_Rastrigin_Script" };
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143 | groupLookup[scriptsGroup] = scripts;
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144 | }
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145 |
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146 | private void OnSampleLoaded(INamedItem sample, ListViewGroup group, double progress) {
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147 | if (InvokeRequired)
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148 | Invoke(new Action<INamedItem, ListViewGroup, double>(OnSampleLoaded), sample, group, progress);
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149 | else {
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150 | ListViewItem item = new ListViewItem(new string[] { sample.Name, sample.Description }, group);
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151 | item.ToolTipText = sample.ItemName + ": " + sample.ItemDescription;
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152 | samplesListView.SmallImageList.Images.Add(sample.ItemImage);
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153 | item.ImageIndex = samplesListView.SmallImageList.Images.Count - 1;
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154 | item.Tag = sample;
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155 | samplesListView.Items.Add(item);
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156 | this.progress.ProgressValue += progress;
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157 | }
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158 | }
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159 | private void OnAllSamplesLoaded() {
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160 | if (InvokeRequired)
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161 | Invoke(new Action(OnAllSamplesLoaded));
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162 | else {
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163 | samplesListView.Enabled = samplesListView.Items.Count > 0;
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164 | if (samplesListView.Items.Count > 0) {
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165 | for (int i = 0; i < samplesListView.Columns.Count; i++)
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166 | samplesListView.Columns[i].AutoResize(ColumnHeaderAutoResizeStyle.ColumnContent);
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167 | }
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168 | }
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169 | }
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170 |
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171 | private void firstStepsRichTextBox_LinkClicked(object sender, LinkClickedEventArgs e) {
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172 | System.Diagnostics.Process.Start(e.LinkText);
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173 | }
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174 |
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175 | private void samplesListView_DoubleClick(object sender, EventArgs e) {
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176 | if (samplesListView.SelectedItems.Count == 1) {
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177 | var mainForm = MainFormManager.GetMainForm<MainForm.WindowsForms.MainForm>();
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178 | try {
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179 | mainForm.SetWaitCursor();
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180 | mainForm.ShowContent((IContent)((IItem)samplesListView.SelectedItems[0].Tag).Clone());
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181 | } finally {
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182 | mainForm.ResetWaitCursor();
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183 | }
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184 |
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185 | }
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186 | }
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187 | private void samplesListView_ItemDrag(object sender, ItemDragEventArgs e) {
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188 | ListViewItem listViewItem = (ListViewItem)e.Item;
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189 | IItem item = (IItem)listViewItem.Tag;
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190 | DataObject data = new DataObject();
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191 | data.SetData(HeuristicLab.Common.Constants.DragDropDataFormat, item);
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192 | DragDropEffects result = DoDragDrop(data, DragDropEffects.Copy);
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193 | }
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194 |
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195 | private void showStartPageCheckBox_CheckedChanged(object sender, EventArgs e) {
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196 | Properties.Settings.Default.ShowStartPage = showStartPageCheckBox.Checked;
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197 | Properties.Settings.Default.Save();
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198 | }
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199 |
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200 | #region Helpers
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201 | private void WriteStreamToTempFile(Stream stream, string path) {
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202 | using (FileStream output = new FileStream(path, FileMode.Create, FileAccess.Write)) {
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203 | stream.CopyTo(output);
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204 | }
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205 | }
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206 | #endregion
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207 | }
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208 | }
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