1 | #region License Information
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2 | /* HeuristicLab
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3 | * Copyright (C) 2002-2013 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.Linq;
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25 | using System.Windows.Forms;
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26 | using HeuristicLab.MainForm;
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27 | using System.Drawing;
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28 |
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29 | namespace HeuristicLab.DataPreprocessing.Views {
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30 | [View("Data Grid Content View")]
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31 | [Content(typeof(IDataGridContent), true)]
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32 | public partial class DataGridContentView : CopyOfStringConvertibleMatrixView {
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33 |
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34 | private int lastClickedRow;
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35 | private int lastClickedColumn;
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36 |
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37 | private bool notOwnEvent = true;
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38 |
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39 | public new IDataGridContent Content {
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40 | get { return (IDataGridContent)base.Content; }
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41 | set { base.Content = value; }
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42 | }
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43 |
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44 | private IList<int> _highlightedRowIndices;
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45 | public IList<int> highlightedRowIndices
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46 | {
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47 | get { return _highlightedRowIndices; }
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48 | set
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49 | {
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50 | _highlightedRowIndices = value;
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51 | Refresh();
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52 | }
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53 | }
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54 |
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55 | public DataGridContentView() {
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56 | InitializeComponent();
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57 | dataGridView.CellMouseClick += dataGridView_CellMouseClick;
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58 | dataGridView.CellPainting += new System.Windows.Forms.DataGridViewCellPaintingEventHandler(dataGridView_CellPainting);
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59 | contextMenuCell.Items.Add(ShowHideColumns);
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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 |
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66 |
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67 | protected override void RegisterContentEvents() {
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68 | base.RegisterContentEvents();
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69 | Content.Changed += Content_Changed;
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70 | }
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71 |
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72 | protected override void DeregisterContentEvents() {
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73 | base.DeregisterContentEvents();
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74 | Content.Changed -= Content_Changed;
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75 | }
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76 |
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77 | void Content_Changed(object sender, DataPreprocessingChangedEventArgs e) {
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78 | if (notOwnEvent) {
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79 | dataGridView.Refresh();
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80 | }
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81 | }
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82 |
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83 | protected override void dataGridView_CellValidating(object sender, DataGridViewCellValidatingEventArgs e) {
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84 | if (!dataGridView.ReadOnly) {
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85 | string errorMessage;
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86 | if (Content != null && !Content.DataGridLogic.Validate(e.FormattedValue.ToString(), out errorMessage, e.ColumnIndex)) {
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87 | e.Cancel = true;
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88 | dataGridView.Rows[e.RowIndex].ErrorText = errorMessage;
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89 | }
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90 | }
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91 | }
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92 |
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93 | protected override void dataGridView_CellParsing(object sender, DataGridViewCellParsingEventArgs e) {
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94 | notOwnEvent = false;
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95 | base.dataGridView_CellParsing(sender, e);
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96 | notOwnEvent = true;
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97 | }
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98 |
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99 | protected override void PasteValuesToDataGridView() {
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100 | notOwnEvent = false;
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101 | base.PasteValuesToDataGridView();
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102 | notOwnEvent = true;
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103 | }
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104 |
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105 |
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106 | protected override void SetEnabledStateOfControls() {
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107 | base.SetEnabledStateOfControls();
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108 | rowsTextBox.ReadOnly = true;
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109 | columnsTextBox.ReadOnly = true;
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110 | }
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111 |
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112 | private void btnApplySort_Click(object sender, System.EventArgs e) {
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113 | Content.PreprocessingDataManipulation.ReOrderToIndices(virtualRowIndices);
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114 | OnContentChanged();
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115 | }
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116 |
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117 | private void dataGridView_CellMouseClick(object sender, DataGridViewCellMouseEventArgs e) {
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118 | if (Content == null) return;
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119 | if (e.Button == System.Windows.Forms.MouseButtons.Right) {
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120 | if (e.ColumnIndex == -1 || e.RowIndex == -1) {
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121 | contextMenu.Show(MousePosition);
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122 | } else {
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123 | interpolationToolStripMenuItem.Enabled = !(e.RowIndex == 0 || e.RowIndex == Content.Rows);
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124 | contextMenuCell.Show(MousePosition);
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125 | lastClickedColumn = e.ColumnIndex;
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126 | lastClickedRow = e.RowIndex;
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127 | }
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128 | }
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129 | }
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130 |
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131 | protected void dataGridView_CellPainting(object sender, DataGridViewCellPaintingEventArgs e)
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132 | {
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133 | if (Content == null) return;
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134 | if (e.RowIndex < 0) return;
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135 | if (e.ColumnIndex < 0) return;
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136 | if (e.State.HasFlag(DataGridViewElementStates.Selected)) return;
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137 | if (!e.PaintParts.HasFlag(DataGridViewPaintParts.Background)) return;
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138 |
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139 | int rowIndex = virtualRowIndices[e.RowIndex];
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140 |
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141 | Color backColor = e.CellStyle.BackColor;
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142 |
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143 | if (highlightedRowIndices != null && highlightedRowIndices.Contains(rowIndex))
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144 | {
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145 | backColor = Color.Pink;
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146 | }
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147 |
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148 | using (Brush backColorBrush = new SolidBrush(backColor))
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149 | {
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150 | Rectangle bounds = new Rectangle(e.CellBounds.X, e.CellBounds.Y, e.CellBounds.Width, e.CellBounds.Height);
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151 | e.Graphics.FillRectangle(backColorBrush, bounds);
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152 | }
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153 |
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154 | using (Brush gridBrush = new SolidBrush(Color.LightGray))
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155 | {
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156 | Pen gridLinePen = new Pen(gridBrush);
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157 | e.Graphics.DrawLine(gridLinePen, e.CellBounds.Left,
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158 | e.CellBounds.Bottom - 1, e.CellBounds.Right - 1,
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159 | e.CellBounds.Bottom - 1);
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160 | e.Graphics.DrawLine(gridLinePen, e.CellBounds.Right - 1,
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161 | e.CellBounds.Top, e.CellBounds.Right - 1,
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162 | e.CellBounds.Bottom);
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163 | }
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164 |
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165 | e.PaintContent(e.CellBounds);
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166 | e.Handled = true;
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167 | }
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168 |
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169 | protected override int[] Sort(IEnumerable<KeyValuePair<int, SortOrder>> sortedColumns) {
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170 | btnApplySort.Enabled = sortedColumns.Any();
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171 | return base.Sort(sortedColumns);
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172 | }
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173 |
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174 | protected override void ClearSorting() {
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175 | btnApplySort.Enabled = false;
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176 | base.ClearSorting();
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177 | }
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178 |
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179 | private void ReplaceWithAverage_Click(object sender, EventArgs e) {
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180 | Content.PreprocessingDataManipulation.ReplaceIndicesByAverageValue(lastClickedColumn, new List<int>() { lastClickedRow });
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181 | }
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182 |
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183 | private void ReplaceWithMedian_Click(object sender, EventArgs e) {
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184 | Content.PreprocessingDataManipulation.ReplaceIndicesByMedianValue(lastClickedColumn, new List<int>() { lastClickedRow });
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185 | }
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186 |
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187 | private void ReplaceWithRandom_Click(object sender, EventArgs e) {
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188 | Content.PreprocessingDataManipulation.ReplaceIndicesByRandomValue(lastClickedColumn, new List<int>() { lastClickedRow });
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189 | }
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190 |
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191 | private void ReplaceWithMostCommon_Click(object sender, EventArgs e) {
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192 | Content.PreprocessingDataManipulation.ReplaceIndicesByMostCommonValue(lastClickedColumn, new List<int>() { lastClickedRow });
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193 | }
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194 |
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195 | private void ReplaceWithInterpolation_Click(object sender, EventArgs e) {
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196 | Content.PreprocessingDataManipulation.ReplaceIndicesByLinearInterpolationOfNeighbours(lastClickedColumn, new List<int>() { lastClickedRow });
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197 | }
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198 | }
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199 | }
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