[7582] | 1 | #region License Information
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| 2 | /* HeuristicLab
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[9456] | 3 | * Copyright (C) 2002-2013 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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[7582] | 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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[8165] | 23 | using HeuristicLab.Common;
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[7582] | 24 |
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| 25 | namespace HeuristicLab.MainForm {
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| 26 | public class Progress : IProgress {
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| 27 | private string status;
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| 28 | public string Status {
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[8165] | 29 | get { return status; }
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[7582] | 30 | set {
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[8165] | 31 | if (status != value) {
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| 32 | status = value;
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[7582] | 33 | OnStatusChanged();
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| 34 | }
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| 35 | }
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| 36 | }
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| 37 |
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| 38 | private double progressValue;
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| 39 | public double ProgressValue {
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[8165] | 40 | get { return progressValue; }
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[7582] | 41 | set {
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[8165] | 42 | if (progressValue != value) {
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| 43 | progressValue = value;
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[7582] | 44 | OnProgressChanged();
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| 45 | }
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| 46 | }
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| 47 | }
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| 48 |
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[8165] | 49 | private ProgressState progressState;
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| 50 | public ProgressState ProgressState {
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| 51 | get { return progressState; }
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| 52 | set {
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| 53 | if (progressState != value) {
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| 54 | progressState = value;
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| 55 | OnProgressStateChanged();
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| 56 | }
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| 57 | }
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[7582] | 58 | }
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| 59 |
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[8165] | 60 | private bool canBeCanceled;
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| 61 | public bool CanBeCanceled {
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| 62 | get { return canBeCanceled; }
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| 63 | set {
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| 64 | if (canBeCanceled != value) {
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| 65 | canBeCanceled = value;
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| 66 | OnCanBeCanceledChanged();
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| 67 | }
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| 68 | }
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[7582] | 69 | }
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| 70 |
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[8165] | 71 | public Progress() {
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| 72 | progressState = ProgressState.Started;
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[8145] | 73 | }
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[8165] | 74 | public Progress(string status)
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| 75 | : this() {
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| 76 | this.status = status;
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| 77 | }
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| 78 | public Progress(string status, double progressValue)
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| 79 | : this(status) {
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| 80 | this.progressValue = progressValue;
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| 81 | }
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[8145] | 82 |
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[8165] | 83 | public void Cancel(int timeoutMs) {
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| 84 | if (canBeCanceled)
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| 85 | OnCancelRequested(timeoutMs);
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[8145] | 86 | }
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| 87 |
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[8165] | 88 | /// <summary>
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| 89 | /// Sets the ProgressValue to 1 and the ProgressState to Finished.
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| 90 | /// </summary>
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| 91 | public void Finish() {
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| 92 | if (ProgressValue != 1.0) ProgressValue = 1.0;
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| 93 | ProgressState = ProgressState.Finished;
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[7582] | 94 | }
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| 95 |
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[8165] | 96 | #region Event Handler
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[7582] | 97 | public event EventHandler StatusChanged;
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| 98 | private void OnStatusChanged() {
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| 99 | var handler = StatusChanged;
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| 100 | try {
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| 101 | if (handler != null) handler(this, EventArgs.Empty);
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[8165] | 102 | } catch { }
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[7582] | 103 | }
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| 104 |
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| 105 | public event EventHandler ProgressValueChanged;
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| 106 | private void OnProgressChanged() {
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| 107 | var handler = ProgressValueChanged;
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| 108 | try {
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| 109 | if (handler != null) handler(this, EventArgs.Empty);
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[8165] | 110 | } catch { }
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[7582] | 111 | }
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[8165] | 112 |
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| 113 | public event EventHandler ProgressStateChanged;
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| 114 | private void OnProgressStateChanged() {
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| 115 | var handler = ProgressStateChanged;
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| 116 | try {
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| 117 | if (handler != null) handler(this, EventArgs.Empty);
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| 118 | } catch { }
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| 119 | }
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| 120 |
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| 121 | public event EventHandler CanBeCanceledChanged;
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| 122 | private void OnCanBeCanceledChanged() {
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| 123 | var handler = CanBeCanceledChanged;
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| 124 | try {
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| 125 | if (handler != null) handler(this, EventArgs.Empty);
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| 126 | } catch { }
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| 127 | }
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| 128 |
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| 129 | public event EventHandler<EventArgs<int>> CancelRequested;
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| 130 | private void OnCancelRequested(int timeoutMs) {
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| 131 | var handler = CancelRequested;
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| 132 | try {
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| 133 | if (handler == null) throw new NotSupportedException("Cancel request was ignored.");
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| 134 | else handler(this, new EventArgs<int>(timeoutMs));
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| 135 | } catch { }
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| 136 | }
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[7582] | 137 | #endregion
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| 138 | }
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| 139 | }
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