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source: stable/HeuristicLab.Data.Views/3.3/StringConvertibleValueView.cs @ 13100

Last change on this file since 13100 was 12009, checked in by ascheibe, 10 years ago

#2212 updated copyright year

File size: 3.9 KB
RevLine 
[2665]1#region License Information
2/* HeuristicLab
[12009]3 * Copyright (C) 2002-2015 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
[2665]4 *
5 * This file is part of HeuristicLab.
6 *
7 * HeuristicLab is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation, either version 3 of the License, or
10 * (at your option) any later version.
11 *
12 * HeuristicLab is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
19 */
20#endregion
21
22using System;
23using System.ComponentModel;
24using System.Windows.Forms;
25using HeuristicLab.MainForm;
[2713]26using HeuristicLab.MainForm.WindowsForms;
[2665]27
28namespace HeuristicLab.Data.Views {
[3048]29  [View("StringConvertibleValue View")]
30  [Content(typeof(IStringConvertibleValue), true)]
[3228]31  public partial class StringConvertibleValueView : AsynchronousContentView {
[3048]32    public new IStringConvertibleValue Content {
33      get { return (IStringConvertibleValue)base.Content; }
[2713]34      set { base.Content = value; }
[2665]35    }
36
[3430]37    public override bool ReadOnly {
38      get {
39        if ((Content != null) && Content.ReadOnly) return true;
40        return base.ReadOnly;
41      }
42      set { base.ReadOnly = value; }
43    }
44
[4485]45    public bool LabelVisible {
[5908]46      get { return !splitContainer.Panel1Collapsed; }
47      set { splitContainer.Panel1Collapsed = !value; }
[4485]48    }
49
[3048]50    public StringConvertibleValueView() {
[2665]51      InitializeComponent();
[2676]52      errorProvider.SetIconAlignment(valueTextBox, ErrorIconAlignment.MiddleLeft);
53      errorProvider.SetIconPadding(valueTextBox, 2);
[2665]54    }
55
[2713]56    protected override void DeregisterContentEvents() {
[2932]57      Content.ValueChanged -= new EventHandler(Content_ValueChanged);
[2713]58      base.DeregisterContentEvents();
[2665]59    }
60
[2713]61    protected override void RegisterContentEvents() {
62      base.RegisterContentEvents();
[2932]63      Content.ValueChanged += new EventHandler(Content_ValueChanged);
[2665]64    }
65
[2713]66    protected override void OnContentChanged() {
67      base.OnContentChanged();
68      if (Content == null) {
[2669]69        valueTextBox.Text = string.Empty;
[3764]70      } else
[2713]71        valueTextBox.Text = Content.GetValue();
[3904]72    }
[3764]73
[3904]74    protected override void SetEnabledStateOfControls() {
75      base.SetEnabledStateOfControls();
[3454]76      valueTextBox.Enabled = Content != null;
77      valueTextBox.ReadOnly = ReadOnly;
[2665]78    }
79
[9672]80    protected virtual void Content_ValueChanged(object sender, EventArgs e) {
[2665]81      if (InvokeRequired)
[2932]82        Invoke(new EventHandler(Content_ValueChanged), sender, e);
[2665]83      else
[2713]84        valueTextBox.Text = Content.GetValue();
[2665]85    }
86
[9672]87    protected virtual void valueTextBox_KeyDown(object sender, KeyEventArgs e) {
[2676]88      if ((e.KeyCode == Keys.Enter) || (e.KeyCode == Keys.Return))
[5891]89        valueLabel.Select();  // select label to validate data
90
[2676]91      if (e.KeyCode == Keys.Escape) {
[2713]92        valueTextBox.Text = Content.GetValue();
[5998]93        valueLabel.Select();  // select label to validate data
[2676]94      }
95    }
[9672]96    protected virtual void valueTextBox_Validating(object sender, CancelEventArgs e) {
[8469]97      if (ReadOnly) return;
[2694]98      string errorMessage;
[2713]99      if (!Content.Validate(valueTextBox.Text, out errorMessage)) {
[2676]100        e.Cancel = true;
[2694]101        errorProvider.SetError(valueTextBox, errorMessage);
[2665]102        valueTextBox.SelectAll();
103      }
104    }
[9672]105    protected virtual void valueTextBox_Validated(object sender, EventArgs e) {
[8469]106      if (ReadOnly) return;
[3430]107      if (!Content.ReadOnly) Content.SetValue(valueTextBox.Text);
[2676]108      errorProvider.SetError(valueTextBox, string.Empty);
[3402]109      valueTextBox.Text = Content.GetValue();
[2665]110    }
111  }
112}
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