[16830] | 1 | #region License Information
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| 2 | /* HeuristicLab
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| 3 | * Copyright (C) 2002-2019 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 | using System;
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[16772] | 22 | using System.ComponentModel;
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| 23 | using System.Windows.Forms;
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| 24 | using HeuristicLab.Core.Views;
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| 25 | using HeuristicLab.MainForm;
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| 26 |
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| 27 | namespace HeuristicLab.Problems.DataAnalysis.Views {
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| 28 | [View("Interval Constraint Detail View")]
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| 29 | [Content(typeof(IntervalConstraint), true)]
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[16862] | 30 | public sealed partial class IntervalConstraintView : ItemView {
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[16772] | 31 |
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| 32 | public new IntervalConstraint Content {
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[16776] | 33 | get => (IntervalConstraint) base.Content;
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| 34 | set => base.Content = value;
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[16772] | 35 | }
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[16774] | 36 |
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[16772] | 37 | public IntervalConstraintView() {
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| 38 | InitializeComponent();
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[16778] | 39 | int [] items = {1, 2, 3};
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[16772] | 40 | expressionInput.ReadOnly = true;
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[16778] | 41 | numberderivationInput.DataSource = items;
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[16772] | 42 | }
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| 43 |
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| 44 | protected override void OnContentChanged() {
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| 45 | base.OnContentChanged();
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| 46 | UpdateControls();
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| 47 | }
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| 48 |
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[16787] | 49 | protected override void RegisterContentEvents() {
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| 50 | base.RegisterContentEvents();
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| 51 | Content.Changed += new EventHandler(Content_Changed);
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| 52 | }
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[16774] | 53 |
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[16787] | 54 | protected override void DeregisterContentEvents() {
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[16862] | 55 | Content.Changed -= new EventHandler(Content_Changed);
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[16787] | 56 | base.DeregisterContentEvents();
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| 57 | }
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| 58 |
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[16772] | 59 | protected override void SetEnabledStateOfControls() {
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| 60 | base.SetEnabledStateOfControls();
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[16936] | 61 | expressionInput.Enabled = Content != null && !Locked && !ReadOnly;
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| 62 | variableInput.Enabled = Content != null && !Locked && !ReadOnly;
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| 63 | numberderivationInput.Enabled = Content != null && !Locked && !ReadOnly;
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[16862] | 64 | lowerboundInput.Enabled = Content != null && !Locked && !ReadOnly;
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| 65 | upperboundInput.Enabled = Content != null && !Locked && !ReadOnly;
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[16936] | 66 | ischeckedCheckBox.Enabled = Content != null && !Locked && !ReadOnly;
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[16772] | 67 | }
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| 68 |
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[16776] | 69 |
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| 70 |
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| 71 | #region helpers
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| 72 |
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[16862] | 73 | private static double ParseDoubleValue(string input, Control control, ErrorProvider errorProvider) {
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[16776] | 74 | input = input.ToLower();
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| 75 | switch (input) {
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| 76 | case "inf.":
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| 77 | case "+inf.":
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| 78 | case "Infinity":
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| 79 | return double.PositiveInfinity;
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| 80 | case "-inf.":
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| 81 | case "-Infinity":
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| 82 | return double.NegativeInfinity;
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| 83 | default: {
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[16862] | 84 | if (double.TryParse(input, out var value))
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[16776] | 85 | return value;
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| 86 | else {
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| 87 | errorProvider.SetError(control, "Invalid Input: Value must be a double!");
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| 88 | return double.NaN;
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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 |
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[16772] | 94 | private void UpdateControls() {
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| 95 | if (Content == null) {
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| 96 | expressionInput.Text = string.Empty;
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| 97 | lowerboundInput.Text = string.Empty;
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| 98 | upperboundInput.Text = string.Empty;
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[16862] | 99 | return;
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| 100 | }
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| 101 |
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| 102 | expressionInput.Text = Content.Expression;
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| 103 | lowerboundInput.Text = Content.Interval.LowerBound.ToString();
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| 104 | upperboundInput.Text = Content.Interval.UpperBound.ToString();
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[17370] | 105 |
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[16862] | 106 | variableInput.Text = Content.Variable;
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[17506] | 107 | if (!Content.IsDerivative) {
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[16898] | 108 | numberderivationInput.Enabled = false;
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| 109 | numberderivationInput.SelectedItem = null;
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[16920] | 110 | numberderivationInput.Text = "0";
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[16772] | 111 | } else {
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[16862] | 112 | numberderivationLabel.Visible = true;
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| 113 | numberderivationInput.Visible = true;
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| 114 | numberderivationInput.Enabled = true;
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[17506] | 115 | numberderivationInput.SelectedItem = Content.NumberOfDerivations;
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[16862] | 116 | }
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[16787] | 117 |
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[16862] | 118 | ischeckedCheckBox.Checked = Content.Enabled;
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[16772] | 119 | }
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| 120 |
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[16778] | 121 | #endregion
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[16776] | 122 |
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[16778] | 123 | #region control event handlers
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[16776] | 124 | private void lowerboundInput_Validating(object sender, CancelEventArgs e) {
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[16862] | 125 | var value = ParseDoubleValue(lowerboundInput.Text, lowerboundInput, this.errorProvider);
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[16800] | 126 | if (double.IsNaN(value)) {
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| 127 | errorProvider.SetError(lowerboundInput, "Invalid Input: Lowerbound must be a double value!");
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[16776] | 128 | e.Cancel = true;
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[16800] | 129 | return;
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[16774] | 130 | }
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[16800] | 131 |
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| 132 | if (value > Content.Interval.UpperBound) {
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| 133 | errorProvider.SetError(lowerboundInput, "Invalid Input: Lowerbound must be smaller than Upperbound!");
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| 134 | e.Cancel = true;
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| 135 | return;
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| 136 | }
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| 137 |
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| 138 | errorProvider.SetError(lowerboundInput, string.Empty);
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| 139 | e.Cancel = false;
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[16774] | 140 | }
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| 141 |
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[16776] | 142 | private void lowerboundInput_Validated(object sender, EventArgs e) {
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[16862] | 143 | var value = ParseDoubleValue(lowerboundInput.Text, lowerboundInput, this.errorProvider);
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[16776] | 144 | if (!double.IsNaN(value)) {
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| 145 | Content.Interval = new Interval(value, Content.Interval.UpperBound);
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| 146 | }
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| 147 | }
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| 148 |
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| 149 | private void upperboundInput_Validating(object sender, CancelEventArgs e) {
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[16862] | 150 | var value = ParseDoubleValue(upperboundInput.Text, upperboundInput, this.errorProvider);
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[16800] | 151 | if (double.IsNaN(value)) {
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| 152 | errorProvider.SetError(upperboundInput, "Invalid Input: Upperbound must be a double value!");
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[16776] | 153 | e.Cancel = true;
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[16800] | 154 | return;
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[16774] | 155 | }
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[16800] | 156 |
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| 157 | if (value < Content.Interval.LowerBound) {
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| 158 | errorProvider.SetError(upperboundInput, "Invalid Input: Upperbound must be bigger than Lowerbound!");
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| 159 | e.Cancel = true;
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| 160 | return;
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| 161 | }
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| 162 |
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| 163 | errorProvider.SetError(upperboundInput, string.Empty);
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| 164 | e.Cancel = false;
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[16774] | 165 | }
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[16776] | 166 |
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| 167 | private void upperboundInput_Validated(object sender, EventArgs e) {
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[16862] | 168 | var value = ParseDoubleValue(upperboundInput.Text, upperboundInput, this.errorProvider);
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[16776] | 169 | if (!double.IsNaN(value)) {
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| 170 | Content.Interval = new Interval(Content.Interval.LowerBound, value);
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| 171 | }
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| 172 | }
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| 173 |
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[16787] | 174 | private void ischeckedCheckBox_CheckedChanged(object sender, EventArgs e) {
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[16800] | 175 | Content.Enabled = ischeckedCheckBox.Checked;
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[16777] | 176 | }
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| 177 |
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[16778] | 178 | private void numberderivationInput_SelectedIndexChanged(object sender, EventArgs e) {
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[16898] | 179 | if (numberderivationInput.SelectedItem == null) {
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[17506] | 180 | Content.NumberOfDerivations = 0;
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[17370] | 181 | numberderivationInput.Enabled = false;
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[16898] | 182 | return;
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| 183 | }
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[16778] | 184 | if ((int)numberderivationInput.SelectedItem == 1)
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[17506] | 185 | Content.NumberOfDerivations = 1;
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[16778] | 186 | else if ((int)numberderivationInput.SelectedItem == 2)
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[17506] | 187 | Content.NumberOfDerivations = 2;
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[16778] | 188 | else if ((int)numberderivationInput.SelectedItem == 3)
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[17506] | 189 | Content.NumberOfDerivations = 3;
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[16778] | 190 | }
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| 191 |
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[16776] | 192 | #endregion
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| 193 |
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[16777] | 194 | #region content event handlers
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[16776] | 195 |
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[16777] | 196 | private void Content_Changed(object sender, EventArgs e) {
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| 197 | UpdateControls();
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| 198 | }
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| 199 | #endregion
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[16772] | 200 | }
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| 201 | }
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