[13502] | 1 | #region License Information
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| 2 | /* HeuristicLab
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[17180] | 3 | * Copyright (C) Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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[13502] | 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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[10589] | 23 | using System.Linq;
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[10712] | 24 | using HeuristicLab.Collections;
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[10589] | 25 | using HeuristicLab.Core.Views;
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[10712] | 26 | using HeuristicLab.DataPreprocessing.Filter;
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[10589] | 27 | using HeuristicLab.MainForm;
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| 28 |
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[10712] | 29 | namespace HeuristicLab.DataPreprocessing.Views {
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[10589] | 30 | [View("CheckedFilterCollection View")]
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[10712] | 31 | [Content(typeof(FilterContent), true)]
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| 32 | public partial class FilterView : ItemView {
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[15110] | 33 | public new FilterContent Content {
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| 34 | get { return (FilterContent)base.Content; }
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| 35 | set { base.Content = value; }
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| 36 | }
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[10589] | 37 |
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[10712] | 38 | public FilterView() {
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[10589] | 39 | InitializeComponent();
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[10637] | 40 | tbTotal.Text = "0";
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[11044] | 41 | tbRemaining.Text = "0";
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[10637] | 42 | tbPercentage.Text = "0%";
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[10589] | 43 | }
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| 44 |
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[13502] | 45 | protected override void OnContentChanged() {
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[10813] | 46 | base.OnContentChanged();
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[13502] | 47 | if (Content != null) {
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[15518] | 48 | checkedFilterView.Content = Content.Filters;
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| 49 | rBtnAnd.Checked = Content.IsAndCombination;
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| 50 | rBtnOr.Checked = !Content.IsAndCombination;
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| 51 | UpdateFilter();
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| 52 | } else {
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| 53 | checkedFilterView.Content = null;
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[10813] | 54 | }
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| 55 | }
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[15518] | 56 | protected override void RegisterContentEvents() {
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| 57 | base.RegisterContentEvents();
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| 58 | Content.Filters.ItemsAdded += Content_ItemsAdded;
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| 59 | Content.Filters.ItemsRemoved += Content_ItemsRemoved;
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| 60 | Content.Filters.CheckedItemsChanged += Content_CheckedItemsChanged;
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[10693] | 61 | }
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[15518] | 62 | protected override void DeregisterContentEvents() {
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| 63 | Content.Filters.ItemsAdded -= Content_ItemsAdded;
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| 64 | Content.Filters.ItemsRemoved -= Content_ItemsRemoved;
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| 65 | Content.Filters.CheckedItemsChanged -= Content_CheckedItemsChanged;
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| 66 | base.DeregisterContentEvents();
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| 67 | }
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[10693] | 68 |
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[15518] | 69 | private void UpdateFilter() {
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| 70 | bool activeFilters = Content.ActiveFilters.Any();
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| 71 | applyFilterButton.Enabled = activeFilters;
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[10877] | 72 |
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[15518] | 73 | Content.PreprocessingData.ResetFilter();
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[10877] | 74 |
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[15518] | 75 | int numTotal = Content.PreprocessingData.Rows;
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| 76 | int numRemaining = numTotal;
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[10589] | 77 |
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[15518] | 78 | if (activeFilters) {
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| 79 | var remainingRows = Content.GetRemainingRows();
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| 80 | numRemaining = remainingRows.Count(x => x);
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| 81 |
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| 82 | if (numRemaining < numTotal) {
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| 83 | Content.PreprocessingData.SetFilter(remainingRows);
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[10933] | 84 | }
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[10877] | 85 | }
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[15518] | 86 |
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| 87 | tbRemaining.Text = numRemaining.ToString();
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| 88 | double ratio = numTotal > 0 ? numRemaining / (double)numTotal : 0.0;
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| 89 | tbPercentage.Text = ratio.ToString("P4");
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| 90 | tbTotal.Text = numTotal.ToString();
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[10589] | 91 | }
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| 92 |
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[15518] | 93 |
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| 94 | #region Content Events
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[10637] | 95 | //whenever a new filter is added the preprocessing data is set to the filter
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[10712] | 96 | private void Content_ItemsAdded(object sender, Collections.CollectionItemsChangedEventArgs<IFilter> e) {
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[13502] | 97 | if (Content != null) {
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| 98 | foreach (IFilter filter in e.Items) {
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[15518] | 99 | filter.ConstrainedValue = Content.PreprocessingData;
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[10877] | 100 | }
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[10637] | 101 | }
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| 102 | }
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[10712] | 103 | private void Content_ItemsRemoved(object sender, CollectionItemsChangedEventArgs<IFilter> e) {
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[13502] | 104 | if (Content != null) {
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[15518] | 105 | UpdateFilter();
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[10877] | 106 | }
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[10693] | 107 | }
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[15518] | 108 | private void Content_CheckedItemsChanged(object sender, Collections.CollectionItemsChangedEventArgs<IFilter> e) {
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| 109 | if (Content != null) {
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| 110 | foreach (IFilter filter in e.Items) {
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| 111 | filter.Active = checkedFilterView.Content.ItemChecked(filter);
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| 112 | }
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| 113 | UpdateFilter();
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| 114 | }
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| 115 | }
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| 116 | #endregion
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[10693] | 117 |
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[15518] | 118 | #region Controls Events
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[13502] | 119 | private void rBtnAnd_CheckedChanged(object sender, EventArgs e) {
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| 120 | if (Content != null) {
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[11002] | 121 | Content.IsAndCombination = rBtnAnd.Checked;
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[15518] | 122 | UpdateFilter();
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[10877] | 123 | }
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[10785] | 124 | }
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[15518] | 125 | private void applyFilterButton_Click(object sender, EventArgs e) {
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| 126 | if (Content != null) {
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| 127 | //apply filters
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| 128 | Content.PreprocessingData.PersistFilter();
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| 129 | Content.PreprocessingData.ResetFilter();
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| 130 | //deactivate checked filters
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[15534] | 131 | foreach (var filter in Content.Filters.CheckedItems.ToList()) {
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[15518] | 132 | checkedFilterView.Content.SetItemCheckedState(filter, false);
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| 133 | filter.Active = false;
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| 134 | }
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| 135 | UpdateFilter();
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| 136 | }
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| 137 | }
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| 138 | #endregion
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[10589] | 139 | }
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| 140 | }
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