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source: branches/RuntimeOptimizer/HeuristicLab.Optimization.Views/3.3/TimeLimitRunView.cs @ 8956

Last change on this file since 8956 was 8956, checked in by abeham, 11 years ago

#1985:

  • Removed .resx file
  • Fixed bugs
File size: 11.2 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2012 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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.Linq;
25using System.Windows.Forms;
26using HeuristicLab.Common;
27using HeuristicLab.Common.Resources;
28using HeuristicLab.Core;
29using HeuristicLab.Core.Views;
30using HeuristicLab.MainForm;
31using HeuristicLab.MainForm.WindowsForms;
32using HeuristicLab.PluginInfrastructure;
33
34namespace HeuristicLab.Optimization.Views {
35  [View("TimeLimit Run View")]
36  [Content(typeof(TimeLimitRun), IsDefaultView = true)]
37  public partial class TimeLimitRunView : IOptimizerView {
38    protected TypeSelectorDialog algorithmTypeSelectorDialog;
39    protected virtual bool SuppressEvents { get; set; }
40
41    public new TimeLimitRun Content {
42      get { return (TimeLimitRun)base.Content; }
43      set { base.Content = value; }
44    }
45
46    public TimeLimitRunView() {
47      InitializeComponent();
48      snapshotButton.Text = String.Empty;
49      snapshotButton.Image = VSImageLibrary.Breakpoint;
50    }
51
52    protected override void Dispose(bool disposing) {
53      if (disposing) {
54        if (algorithmTypeSelectorDialog != null) algorithmTypeSelectorDialog.Dispose();
55        if (components != null) components.Dispose();
56      }
57      base.Dispose(disposing);
58    }
59
60    protected override void DeregisterContentEvents() {
61      Content.PropertyChanged -= Content_PropertyChanged;
62      base.DeregisterContentEvents();
63    }
64    protected override void RegisterContentEvents() {
65      base.RegisterContentEvents();
66      Content.PropertyChanged += Content_PropertyChanged;
67    }
68
69    protected override void OnContentChanged() {
70      base.OnContentChanged();
71      SuppressEvents = true;
72      try {
73        if (Content == null) {
74          timeLimitTextBox.Text = FormatTimeSpan(TimeSpan.FromSeconds(60));
75          snapShotsTextBox.Text = String.Empty;
76          storeAlgorithmInEachSnapshotCheckBox.Checked = false;
77          algorithmViewHost.Content = null;
78          snapshotsView.Content = null;
79          runsView.Content = null;
80        } else {
81          timeLimitTextBox.Text = FormatTimeSpan(Content.MaximumExecutionTime);
82          snapShotsTextBox.Text = String.Join(" ; ", Content.SnapshotTimes);
83          storeAlgorithmInEachSnapshotCheckBox.Checked = Content.StoreAlgorithmInEachSnapshot;
84          algorithmViewHost.Content = Content.Algorithm;
85          snapshotsView.Content = Content.Snapshots;
86          runsView.Content = Content.Runs;
87        }
88      } finally { SuppressEvents = false; }
89    }
90
91    protected override void SetEnabledStateOfControls() {
92      base.SetEnabledStateOfControls();
93      timeLimitTextBox.Enabled = Content != null && !ReadOnly;
94      snapShotsTextBox.Enabled = Content != null && !ReadOnly;
95      storeAlgorithmInEachSnapshotCheckBox.Enabled = Content != null && !ReadOnly;
96      newAlgorithmButton.Enabled = Content != null && !ReadOnly;
97      openAlgorithmButton.Enabled = Content != null && !ReadOnly;
98      algorithmViewHost.Enabled = Content != null;
99      snapshotsView.Enabled = Content != null;
100      runsView.Enabled = Content != null;
101    }
102
103    protected override void SetEnabledStateOfExecutableButtons() {
104      base.SetEnabledStateOfExecutableButtons();
105      snapshotButton.Enabled = Content != null && (Content.ExecutionState == ExecutionState.Started || Content.ExecutionState == ExecutionState.Paused);
106    }
107
108    protected override void OnClosed(FormClosedEventArgs e) {
109      if ((Content != null) && (Content.ExecutionState == ExecutionState.Started)) {
110        //The content must be stopped if no other view showing the content is available
111        var optimizers = MainFormManager.MainForm.Views.OfType<IContentView>().Where(v => v != this).Select(v => v.Content).OfType<IAlgorithm>();
112        if (!optimizers.Contains(Content.Algorithm)) {
113          var nestedOptimizers = optimizers.SelectMany(opt => opt.NestedOptimizers);
114          if (!nestedOptimizers.Contains(Content)) Content.Stop();
115        }
116      }
117      base.OnClosed(e);
118    }
119
120    #region Event Handlers
121    #region Content events
122    private void Content_PropertyChanged(object sender, PropertyChangedEventArgs e) {
123      switch (e.PropertyName) {
124        case "MaximumExecutionTime":
125          SuppressEvents = true;
126          try {
127            timeLimitTextBox.Text = FormatTimeSpan(Content.MaximumExecutionTime);
128          } finally { SuppressEvents = false; }
129          break;
130        case "SnapshotTimes": break;
131        case "StoreAlgorithmInEachSnapshot":
132          SuppressEvents = true;
133          try {
134            storeAlgorithmInEachSnapshotCheckBox.Checked = Content.StoreAlgorithmInEachSnapshot;
135          } finally { SuppressEvents = false; }
136          break;
137        case "Algorithm":
138          SuppressEvents = true;
139          try {
140            algorithmViewHost.Content = Content.Algorithm;
141          } finally { SuppressEvents = false; }
142          break;
143        case "Snapshots":
144          SuppressEvents = true;
145          try {
146            snapshotsView.Content = Content.Snapshots;
147          } finally { SuppressEvents = false; }
148          break;
149        case "Runs":
150          SuppressEvents = true;
151          try {
152            runsView.Content = Content.Runs;
153          } finally { SuppressEvents = false; }
154          break;
155      }
156    }
157    #endregion
158
159    #region Control events
160    private void timeLimitTextBox_Validating(object sender, CancelEventArgs e) {
161      if (SuppressEvents) return;
162      double value;
163      var text = timeLimitTextBox.Text.Trim();
164      var length = text.Length;
165      while (!double.TryParse(text.Substring(0, length), out value)) {
166        length--;
167        if (length <= 0) {
168          value = double.NaN;
169          break;
170        }
171      }
172      if (double.IsNaN(value)) {
173        e.Cancel = true;
174        errorProvider.SetError(timeLimitTextBox, "Please enter a valid time span, e.g. 60, 20s, 45 seconds, 3h, 1 hour, 4 d, 2 days");
175      } else {
176        TimeSpan ts;
177        if (length < text.Length) {
178          ts = GetTimeSpanFromFormat(value, text.Substring(length - 1, text.Length - (length - 1)).TrimStart());
179        } else ts = TimeSpan.FromSeconds(value);
180        Content.MaximumExecutionTime = ts;
181        e.Cancel = false;
182        errorProvider.SetError(timeLimitTextBox, String.Empty);
183      }
184    }
185
186    private void storeAlgorithmInEachSnapshotCheckBox_CheckedChanged(object sender, EventArgs e) {
187      if (SuppressEvents) return;
188      SuppressEvents = true;
189      try {
190        Content.StoreAlgorithmInEachSnapshot = storeAlgorithmInEachSnapshotCheckBox.Checked;
191      } finally { SuppressEvents = false; }
192    }
193
194    private void newAlgorithmButton_Click(object sender, EventArgs e) {
195      if (algorithmTypeSelectorDialog == null) {
196        algorithmTypeSelectorDialog = new TypeSelectorDialog { Caption = "Select Algorithm" };
197        algorithmTypeSelectorDialog.TypeSelector.Caption = "Available Algorithms";
198        algorithmTypeSelectorDialog.TypeSelector.Configure(typeof(IAlgorithm), false, true);
199      }
200      if (algorithmTypeSelectorDialog.ShowDialog(this) == DialogResult.OK) {
201        try {
202          Content.Algorithm = (IAlgorithm)algorithmTypeSelectorDialog.TypeSelector.CreateInstanceOfSelectedType();
203        } catch (Exception ex) {
204          ErrorHandling.ShowErrorDialog(this, ex);
205        }
206      }
207    }
208
209    private void openAlgorithmButton_Click(object sender, EventArgs e) {
210      openFileDialog.Title = "Open Algorithm";
211      if (openFileDialog.ShowDialog(this) == DialogResult.OK) {
212        newAlgorithmButton.Enabled = openAlgorithmButton.Enabled = false;
213        algorithmViewHost.Enabled = false;
214
215        ContentManager.LoadAsync(openFileDialog.FileName, delegate(IStorableContent content, Exception error) {
216          try {
217            if (error != null) throw error;
218            var algorithm = content as IAlgorithm;
219            if (algorithm == null)
220              MessageBox.Show(this, "The selected file does not contain an algorithm.", "Invalid File", MessageBoxButtons.OK, MessageBoxIcon.Error);
221            else
222              Content.Algorithm = algorithm;
223          } catch (Exception ex) {
224            ErrorHandling.ShowErrorDialog(this, ex);
225          } finally {
226            Invoke(new Action(delegate() {
227              algorithmViewHost.Enabled = true;
228              newAlgorithmButton.Enabled = openAlgorithmButton.Enabled = true;
229            }));
230          }
231        });
232      }
233    }
234
235    private void algorithmTabPage_DragEnterOver(object sender, DragEventArgs e) {
236      e.Effect = DragDropEffects.None;
237      if (!ReadOnly && (e.Data.GetData(Constants.DragDropDataFormat) is IAlgorithm)) {
238        if ((e.KeyState & 32) == 32) e.Effect = DragDropEffects.Link;  // ALT key
239        else if ((e.KeyState & 4) == 4) e.Effect = DragDropEffects.Move;  // SHIFT key
240        else if (e.AllowedEffect.HasFlag(DragDropEffects.Copy)) e.Effect = DragDropEffects.Copy;
241        else if (e.AllowedEffect.HasFlag(DragDropEffects.Move)) e.Effect = DragDropEffects.Move;
242        else if (e.AllowedEffect.HasFlag(DragDropEffects.Link)) e.Effect = DragDropEffects.Link;
243      }
244    }
245
246    private void algorithmTabPage_DragDrop(object sender, DragEventArgs e) {
247      if (e.Effect != DragDropEffects.None) {
248        var algorithm = e.Data.GetData(Constants.DragDropDataFormat) as IAlgorithm;
249        if (e.Effect.HasFlag(DragDropEffects.Copy)) algorithm = (IAlgorithm)algorithm.Clone();
250        Content.Algorithm = algorithm;
251      }
252    }
253
254    private void snapshotButton_Click(object sender, EventArgs e) {
255      Content.Snapshot();
256    }
257    #endregion
258    #endregion
259
260    private string FormatTimeSpan(TimeSpan ts) {
261      if (ts.TotalSeconds < 180) return ts.TotalSeconds + " seconds";
262      if (ts.TotalMinutes < 180) return ts.TotalMinutes + " minutes";
263      if (ts.TotalHours < 96) return ts.TotalHours + " hours";
264      return ts.TotalDays + " days";
265    }
266
267    private TimeSpan GetTimeSpanFromFormat(double value, string text) {
268      switch (text) {
269        case "d":
270        case "day":
271        case "days": return TimeSpan.FromDays(value);
272        case "h":
273        case "hour":
274        case "hours": return TimeSpan.FromHours(value);
275        case "min":
276        case "minute":
277        case "minutes": return TimeSpan.FromMinutes(value);
278        default: return TimeSpan.FromSeconds(value);
279      }
280    }
281  }
282}
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