[2655] | 1 | #region License Information
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| 2 | /* HeuristicLab
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[2790] | 3 | * Copyright (C) 2002-2010 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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[2655] | 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.ComponentModel;
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| 24 | using System.Windows.Forms;
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| 25 | using HeuristicLab.MainForm;
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| 26 |
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| 27 | namespace HeuristicLab.Core.Views {
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| 28 | /// <summary>
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| 29 | /// The visual representation of a <see cref="Variable"/>.
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| 30 | /// </summary>
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[2790] | 31 | [Content(typeof(NamedItem), false)]
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[2727] | 32 | [Content(typeof(INamedItem), false)]
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[2664] | 33 | public partial class NamedItemView : ItemView {
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[2727] | 34 | public new INamedItem Content {
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| 35 | get { return (INamedItem)base.Content; }
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[2713] | 36 | set { base.Content = value; }
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[2655] | 37 | }
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| 38 |
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[2664] | 39 | public NamedItemView() {
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[2655] | 40 | InitializeComponent();
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| 41 | Caption = "NamedItem";
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[2676] | 42 | errorProvider.SetIconAlignment(nameTextBox, ErrorIconAlignment.MiddleLeft);
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| 43 | errorProvider.SetIconPadding(nameTextBox, 2);
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[2655] | 44 | }
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[2727] | 45 | public NamedItemView(INamedItem content)
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[2655] | 46 | : this() {
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[2727] | 47 | Content = content;
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[2655] | 48 | }
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| 49 |
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[2713] | 50 | protected override void DeregisterContentEvents() {
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| 51 | Content.NameChanged -= new EventHandler(Content_NameChanged);
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| 52 | Content.DescriptionChanged -= new EventHandler(Content_DescriptionChanged);
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| 53 | base.DeregisterContentEvents();
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[2655] | 54 | }
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[2713] | 55 | protected override void RegisterContentEvents() {
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| 56 | base.RegisterContentEvents();
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| 57 | Content.NameChanged += new EventHandler(Content_NameChanged);
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| 58 | Content.DescriptionChanged += new EventHandler(Content_DescriptionChanged);
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[2655] | 59 | }
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| 60 |
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[2713] | 61 | protected override void OnContentChanged() {
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| 62 | base.OnContentChanged();
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| 63 | if (Content == null) {
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[2655] | 64 | Caption = "NamedItem";
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| 65 | nameTextBox.Text = "-";
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| 66 | nameTextBox.Enabled = false;
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| 67 | descriptionTextBox.Text = "";
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| 68 | descriptionTextBox.Enabled = false;
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| 69 | } else {
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[2713] | 70 | Caption = Content.Name + " (" + Content.GetType().Name + ")";
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| 71 | nameTextBox.Text = Content.Name;
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| 72 | nameTextBox.ReadOnly = !Content.CanChangeName;
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[2655] | 73 | nameTextBox.Enabled = true;
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[2713] | 74 | descriptionTextBox.Text = Content.Description;
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| 75 | descriptionTextBox.ReadOnly = !Content.CanChangeDescription;
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[2655] | 76 | descriptionTextBox.Enabled = true;
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| 77 | }
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| 78 | }
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| 79 |
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[2713] | 80 | protected virtual void Content_NameChanged(object sender, EventArgs e) {
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[2655] | 81 | if (InvokeRequired)
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[2713] | 82 | Invoke(new EventHandler(Content_NameChanged), sender, e);
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[2655] | 83 | else
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[2713] | 84 | nameTextBox.Text = Content.Name;
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[2655] | 85 | }
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[2713] | 86 | protected virtual void Content_DescriptionChanged(object sender, EventArgs e) {
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[2655] | 87 | if (InvokeRequired)
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[2713] | 88 | Invoke(new EventHandler(Content_DescriptionChanged), sender, e);
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[2655] | 89 | else
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[2713] | 90 | descriptionTextBox.Text = Content.Description;
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[2655] | 91 | }
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| 92 |
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| 93 | protected virtual void nameTextBox_Validating(object sender, CancelEventArgs e) {
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[2713] | 94 | if (Content.CanChangeName) {
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| 95 | Content.Name = nameTextBox.Text;
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[2655] | 96 |
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| 97 | // check if variable name was set successfully
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[2713] | 98 | if (!Content.Name.Equals(nameTextBox.Text)) {
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[2676] | 99 | e.Cancel = true;
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| 100 | errorProvider.SetError(nameTextBox, "Invalid Name");
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[2655] | 101 | nameTextBox.SelectAll();
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| 102 | }
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| 103 | }
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| 104 | }
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[2676] | 105 | protected virtual void nameTextBox_Validated(object sender, EventArgs e) {
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| 106 | errorProvider.SetError(nameTextBox, string.Empty);
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| 107 | }
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| 108 | protected virtual void nameTextBox_KeyDown(object sender, KeyEventArgs e) {
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| 109 | if ((e.KeyCode == Keys.Enter) || (e.KeyCode == Keys.Return))
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| 110 | nameLabel.Focus(); // set focus on label to validate data
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| 111 | if (e.KeyCode == Keys.Escape) {
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[2713] | 112 | nameTextBox.Text = Content.Name;
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[2676] | 113 | nameLabel.Focus(); // set focus on label to validate data
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| 114 | }
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| 115 | }
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[2655] | 116 | protected virtual void descriptionTextBox_Validated(object sender, EventArgs e) {
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[2713] | 117 | if (Content.CanChangeDescription)
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| 118 | Content.Description = descriptionTextBox.Text;
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[2655] | 119 | }
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| 120 | }
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| 121 | }
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