[2665] | 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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[2665] | 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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[2713] | 26 | using HeuristicLab.MainForm.WindowsForms;
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[2665] | 27 |
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| 28 | namespace HeuristicLab.Data.Views {
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[3048] | 29 | [View("StringConvertibleValue View")]
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| 30 | [Content(typeof(IStringConvertibleValue), true)]
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[3228] | 31 | public partial class StringConvertibleValueView : AsynchronousContentView {
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[3048] | 32 | public new IStringConvertibleValue Content {
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| 33 | get { return (IStringConvertibleValue)base.Content; }
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[2713] | 34 | set { base.Content = value; }
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[2665] | 35 | }
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| 36 |
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[3430] | 37 | public override bool ReadOnly {
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| 38 | get {
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| 39 | if ((Content != null) && Content.ReadOnly) return true;
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| 40 | return base.ReadOnly;
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| 41 | }
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| 42 | set { base.ReadOnly = value; }
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| 43 | }
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| 44 |
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[3048] | 45 | public StringConvertibleValueView() {
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[2665] | 46 | InitializeComponent();
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[2676] | 47 | errorProvider.SetIconAlignment(valueTextBox, ErrorIconAlignment.MiddleLeft);
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| 48 | errorProvider.SetIconPadding(valueTextBox, 2);
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[2665] | 49 | }
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| 50 |
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[2713] | 51 | protected override void DeregisterContentEvents() {
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[2932] | 52 | Content.ValueChanged -= new EventHandler(Content_ValueChanged);
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[2713] | 53 | base.DeregisterContentEvents();
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[2665] | 54 | }
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| 55 |
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[2713] | 56 | protected override void RegisterContentEvents() {
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| 57 | base.RegisterContentEvents();
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[2932] | 58 | Content.ValueChanged += new EventHandler(Content_ValueChanged);
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[2665] | 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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[2669] | 64 | valueTextBox.Text = string.Empty;
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[3764] | 65 | } else
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[2713] | 66 | valueTextBox.Text = Content.GetValue();
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[3764] | 67 |
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[3362] | 68 | SetEnabledStateOfControls();
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[3350] | 69 | }
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| 70 | protected override void OnReadOnlyChanged() {
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| 71 | base.OnReadOnlyChanged();
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[3362] | 72 | SetEnabledStateOfControls();
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[3350] | 73 | }
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[3362] | 74 | private void SetEnabledStateOfControls() {
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[3454] | 75 | valueTextBox.Enabled = Content != null;
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| 76 | valueTextBox.ReadOnly = ReadOnly;
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[2665] | 77 | }
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| 78 |
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[2932] | 79 | private void Content_ValueChanged(object sender, EventArgs e) {
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[2665] | 80 | if (InvokeRequired)
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[2932] | 81 | Invoke(new EventHandler(Content_ValueChanged), sender, e);
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[2665] | 82 | else
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[2713] | 83 | valueTextBox.Text = Content.GetValue();
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[2665] | 84 | }
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| 85 |
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[2676] | 86 | private void valueTextBox_KeyDown(object sender, KeyEventArgs e) {
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| 87 | if ((e.KeyCode == Keys.Enter) || (e.KeyCode == Keys.Return))
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| 88 | valueLabel.Focus(); // set focus on label to validate data
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| 89 | if (e.KeyCode == Keys.Escape) {
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[2713] | 90 | valueTextBox.Text = Content.GetValue();
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[2676] | 91 | valueLabel.Focus(); // set focus on label to validate data
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| 92 | }
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| 93 | }
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[2665] | 94 | private void valueTextBox_Validating(object sender, CancelEventArgs e) {
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[2694] | 95 | string errorMessage;
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[2713] | 96 | if (!Content.Validate(valueTextBox.Text, out errorMessage)) {
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[2676] | 97 | e.Cancel = true;
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[2694] | 98 | errorProvider.SetError(valueTextBox, errorMessage);
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[2665] | 99 | valueTextBox.SelectAll();
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| 100 | }
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| 101 | }
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| 102 | private void valueTextBox_Validated(object sender, EventArgs e) {
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[3430] | 103 | if (!Content.ReadOnly) Content.SetValue(valueTextBox.Text);
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[2676] | 104 | errorProvider.SetError(valueTextBox, string.Empty);
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[3402] | 105 | valueTextBox.Text = Content.GetValue();
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[2665] | 106 | }
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| 107 | }
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| 108 | }
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