[2] | 1 | #region License Information
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| 2 | /* HeuristicLab
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| 3 | * Copyright (C) 2002-2008 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 |
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| 22 | using System;
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| 23 | using System.Collections.Generic;
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| 24 | using System.ComponentModel;
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| 25 | using System.Drawing;
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| 26 | using System.Data;
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| 27 | using System.Text;
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| 28 | using System.Windows.Forms;
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[2143] | 29 | using System.Threading;
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[2] | 30 |
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| 31 | namespace HeuristicLab.Core {
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[776] | 32 | /// <summary>
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| 33 | /// Base class for views that can load and save data.
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| 34 | /// </summary>
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[2] | 35 | public partial class EditorBase : ViewBase, IEditor {
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| 36 | private string myFilename;
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[776] | 37 | /// <summary>
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| 38 | /// Gets or sets the filename of the current editor.
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| 39 | /// </summary>
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| 40 | /// <remarks>Calls <see cref="OnFilenameChanged"/> in the setter if the filename is new.</remarks>
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[2] | 41 | public string Filename {
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| 42 | get { return myFilename; }
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| 43 | set {
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| 44 | if (value != myFilename) {
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| 45 | myFilename = value;
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| 46 | OnFilenameChanged();
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| 47 | }
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| 48 | }
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| 49 | }
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| 50 |
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[776] | 51 | /// <summary>
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| 52 | /// Initializes a new instance of <see cref="EditorBase"/> with the caption "Editor".
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| 53 | /// </summary>
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[2] | 54 | public EditorBase() {
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| 55 | InitializeComponent();
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| 56 | Caption = "Editor";
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| 57 | }
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| 58 |
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[776] | 59 | /// <summary>
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[2143] | 60 | /// Saves the contained item to a file.
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| 61 | /// </summary>
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| 62 | /// <remarks>
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| 63 | /// The filename to save the contained item to is given by <see cref="Filename"/>.
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| 64 | /// Save is an asynchronous method. After saving the contained item is finished, the
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| 65 | /// <see cref="SaveFinished"/> event is fired.
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| 66 | /// </remarks>
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| 67 | public void Save() {
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| 68 | Enabled = false;
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| 69 | ThreadPool.QueueUserWorkItem((o) => {
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| 70 | try {
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| 71 | PersistenceManager.Save(Item, Filename);
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| 72 | }
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| 73 | catch (Exception e) {
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| 74 | MessageBox.Show(String.Format(
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| 75 | "Sorry couldn't save file \"{0}\".\n The following exception occurred: {1}",
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| 76 | Filename, e.ToString()),
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| 77 | "Writer Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
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| 78 | }
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| 79 | finally {
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| 80 | Invoke(new Action(() => Enabled = true));
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| 81 | OnSaveFinished();
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| 82 | }
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| 83 | });
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| 84 | }
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| 85 |
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| 86 | /// <summary>
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[776] | 87 | /// Updates all controls with the latest data of the model.
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| 88 | /// </summary>
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| 89 | /// <remarks>Calls <see cref="ViewBase.UpdateControls"/> of base class <see cref="ViewBase"/>.</remarks>
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[2] | 90 | protected override void UpdateControls() {
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| 91 | base.UpdateControls();
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| 92 | if (Item == null)
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| 93 | Caption = "Editor";
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| 94 | else
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| 95 | Caption = "Editor (" + Item.GetType().Name + ")";
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| 96 | }
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| 97 |
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[776] | 98 | /// <summary>
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| 99 | /// Occurs when the filename is changed.
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| 100 | /// </summary>
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[2] | 101 | public event EventHandler FilenameChanged;
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[776] | 102 | /// <summary>
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| 103 | /// Fires a new <c>FilenameChanged</c> event.
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| 104 | /// </summary>
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[2] | 105 | protected virtual void OnFilenameChanged() {
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| 106 | if (FilenameChanged != null)
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| 107 | FilenameChanged(this, new EventArgs());
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| 108 | }
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[2143] | 109 | /// <summary>
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| 110 | /// Occurs when the filename was changed.
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| 111 | /// </summary>
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| 112 | public event EventHandler SaveFinished;
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| 113 | /// <summary>
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| 114 | /// Fires the <see cref="SaveFinished"/> event.
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| 115 | /// </summary>
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| 116 | protected virtual void OnSaveFinished() {
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| 117 | if (SaveFinished != null)
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| 118 | SaveFinished(this, new EventArgs());
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| 119 | }
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[2] | 120 | }
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| 121 | }
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