[3742] | 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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[3742] | 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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[5829] | 22 | using System;
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[5513] | 23 | using System.Collections.Generic;
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[3237] | 24 | using System.Windows.Forms;
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| 25 | using HeuristicLab.MainForm;
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| 26 | using HeuristicLab.MainForm.WindowsForms;
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[5416] | 27 | using HeuristicLab.PluginInfrastructure;
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[3237] | 28 |
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| 29 | namespace HeuristicLab.Encodings.SymbolicExpressionTreeEncoding.Views {
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[3244] | 30 | [View("SymbolicExpression View")]
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[5513] | 31 | [Content(typeof(ISymbolicExpressionTree), false)]
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[3244] | 32 | public partial class SymbolicExpressionView : AsynchronousContentView {
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[9821] | 33 | private readonly List<ISymbolicExpressionTreeStringFormatter> treeFormattersList = new List<ISymbolicExpressionTreeStringFormatter>();
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[3929] | 34 |
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[5829] | 35 | public new ISymbolicExpressionTree Content {
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| 36 | get { return (ISymbolicExpressionTree)base.Content; }
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[3237] | 37 | set { base.Content = value; }
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| 38 | }
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| 39 |
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[3244] | 40 | public SymbolicExpressionView() {
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[3237] | 41 | InitializeComponent();
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[5416] | 42 | IEnumerable<ISymbolicExpressionTreeStringFormatter> formatters = ApplicationManager.Manager.GetInstances<ISymbolicExpressionTreeStringFormatter>();
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| 43 | treeFormattersList = new List<ISymbolicExpressionTreeStringFormatter>();
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| 44 | foreach (ISymbolicExpressionTreeStringFormatter formatter in formatters) {
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| 45 | treeFormattersList.Add(formatter);
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| 46 | formattersComboBox.Items.Add(formatter.Name);
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| 47 | }
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[5835] | 48 | if (formattersComboBox.Items.Count > 0)
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[9821] | 49 | formattersComboBox.SelectedIndex = treeFormattersList.FindIndex(0, treeFormattersList.Count, (f) => f.Name.Contains("Default"));
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[5835] | 50 | else
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| 51 | formattersComboBox.SelectedIndex = -1;
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[3237] | 52 | }
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| 53 |
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| 54 | protected override void OnContentChanged() {
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| 55 | base.OnContentChanged();
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[5416] | 56 | UpdateTextbox();
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| 57 | }
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| 58 |
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| 59 | private void UpdateTextbox() {
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| 60 | if (Content == null || formattersComboBox.SelectedIndex < 0)
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[3237] | 61 | textBox.Text = string.Empty;
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[5750] | 62 | else {
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| 63 | try {
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| 64 | textBox.Text = treeFormattersList[formattersComboBox.SelectedIndex].Format(Content);
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| 65 | }
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| 66 | catch (ArgumentException) { textBox.Text = "Cannot format the symbolic expression tree with the selected formatter."; }
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| 67 | catch (NotSupportedException) { textBox.Text = "Formatting of the symbolic expression tree is not supported by the selected formatter."; }
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| 68 | }
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[3237] | 69 | }
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| 70 |
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[3904] | 71 | protected override void SetEnabledStateOfControls() {
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| 72 | base.SetEnabledStateOfControls();
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[3454] | 73 | textBox.Enabled = Content != null;
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| 74 | textBox.ReadOnly = ReadOnly;
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| 75 | }
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[5416] | 76 |
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| 77 | private void formattersComboBox_SelectedIndexChanged(object sender, System.EventArgs e) {
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| 78 | UpdateTextbox();
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| 79 | }
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[10953] | 80 |
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[3237] | 81 | }
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| 82 | }
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