#region License Information /* HeuristicLab * Copyright (C) Heuristic and Evolutionary Algorithms Laboratory (HEAL) * * This file is part of HeuristicLab. * * HeuristicLab is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * HeuristicLab is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with HeuristicLab. If not, see . */ #endregion using System; using System.Collections.Generic; using System.Linq; using System.Windows.Forms; using HeuristicLab.Common; using HeuristicLab.Core; using HeuristicLab.Core.Views; using HeuristicLab.MainForm; using HeuristicLab.Optimization; using HeuristicLab.PluginInfrastructure; using HeuristicLab.Problems.DataAnalysis; namespace HeuristicLab.Algorithms.DataAnalysis.Views { [View("CrossValidation View")] [Content(typeof(CrossValidation), true)] public sealed partial class CrossValidationView : NamedItemView { private TypeSelectorDialog algorithmTypeSelectorDialog; private TypeSelectorDialog problemTypeSelectorDialog; public CrossValidationView() { InitializeComponent(); } public new CrossValidation Content { get { return (CrossValidation)base.Content; } set { base.Content = value; } } protected override void OnContentChanged() { base.OnContentChanged(); if (Content == null) { workersNumericUpDown.Value = 1; foldsNumericUpDown.Value = 2; samplesStartStringConvertibleValueView.Content = null; samplesEndStringConvertibleValueView.Content = null; algorithmNamedItemView.Content = null; algorithmProblemViewHost.Content = null; algorithmParameterCollectionView.Content = null; resultCollectionView.Content = null; runCollectionView.Content = null; storeAlgorithmInEachRunCheckBox.Checked = true; shuffleSamplesCheckBox.Checked = false; } else { Locked = ReadOnly = Content.ExecutionState == ExecutionState.Started; workersNumericUpDown.Value = Content.NumberOfWorkers.Value; foldsNumericUpDown.Value = Content.Folds.Value; samplesStartStringConvertibleValueView.Content = Content.SamplesStart; samplesEndStringConvertibleValueView.Content = Content.SamplesEnd; UpdateAlgorithmView(); UpdateProblemView(); runCollectionView.Content = Content.Runs; algorithmParameterCollectionView.Content = ((IParameterizedNamedItem)Content).Parameters; resultCollectionView.Content = Content.Results; executionTimeTextBox.Text = Content.ExecutionTime.ToString(); storeAlgorithmInEachRunCheckBox.Checked = Content.StoreAlgorithmInEachRun; shuffleSamplesCheckBox.Checked = Content.ShuffleSamples.Value; } } protected override void RegisterContentEvents() { base.RegisterContentEvents(); Content.AlgorithmChanged += new EventHandler(Content_AlgorithmChanged); Content.ProblemChanged += new EventHandler(Content_ProblemChanged); Content.Folds.ValueChanged += new EventHandler(Content_Folds_ValueChanged); Content.NumberOfWorkers.ValueChanged += new EventHandler(Content_NumberOfWorker_ValueChanged); Content.ExceptionOccurred += new EventHandler>(Content_ExceptionOccurred); Content.ExecutionStateChanged += new EventHandler(Content_ExecutionStateChanged); Content.ExecutionTimeChanged += new EventHandler(Content_ExecutionTimeChanged); Content.StoreAlgorithmInEachRunChanged += new EventHandler(Content_StoreAlgorithmInEachRunChanged); } protected override void DeregisterContentEvents() { Content.AlgorithmChanged -= new EventHandler(Content_AlgorithmChanged); Content.ProblemChanged -= new EventHandler(Content_ProblemChanged); Content.Folds.ValueChanged -= new EventHandler(Content_Folds_ValueChanged); Content.NumberOfWorkers.ValueChanged -= new EventHandler(Content_NumberOfWorker_ValueChanged); Content.ExceptionOccurred -= new EventHandler>(Content_ExceptionOccurred); Content.ExecutionStateChanged -= new EventHandler(Content_ExecutionStateChanged); Content.ExecutionTimeChanged -= new EventHandler(Content_ExecutionTimeChanged); Content.StoreAlgorithmInEachRunChanged -= new EventHandler(Content_StoreAlgorithmInEachRunChanged); base.DeregisterContentEvents(); } protected override void OnClosed(FormClosedEventArgs e) { if ((Content != null) && (Content.ExecutionState == ExecutionState.Started)) { //The content must be stopped if no other view showing the content is available var optimizers = MainFormManager.MainForm.Views.OfType().Where(v => v != this).Select(v => v.Content).OfType(); if (!optimizers.Contains(Content)) { var nestedOptimizers = optimizers.SelectMany(opt => opt.NestedOptimizers); if (!nestedOptimizers.Contains(Content)) Content.Stop(); } } base.OnClosed(e); } protected override void SetEnabledStateOfControls() { if (InvokeRequired) Invoke((Action)SetEnabledStateOfControls); else { base.SetEnabledStateOfControls(); this.Enabled = Content != null; if (Content != null) { storeAlgorithmInEachRunCheckBox.Enabled = !ReadOnly; openAlgorithmButton.Enabled = !ReadOnly; newAlgorithmButton.Enabled = !ReadOnly; algorithmNamedItemView.Enabled = Content.Algorithm != null && (Content.ExecutionState == ExecutionState.Prepared || Content.ExecutionState == ExecutionState.Stopped); algorithmTabControl.Enabled = Content.Algorithm != null && (Content.ExecutionState == ExecutionState.Prepared || Content.ExecutionState == ExecutionState.Stopped); foldsNumericUpDown.Enabled = Content.ExecutionState == ExecutionState.Prepared; samplesStartStringConvertibleValueView.Enabled = Content.ExecutionState == ExecutionState.Prepared; samplesEndStringConvertibleValueView.Enabled = Content.ExecutionState == ExecutionState.Prepared; workersNumericUpDown.Enabled = (Content.ExecutionState == ExecutionState.Prepared) || (Content.ExecutionState == ExecutionState.Paused); startButton.Enabled = (Content.ExecutionState == ExecutionState.Prepared) || (Content.ExecutionState == ExecutionState.Paused); pauseButton.Enabled = Content.ExecutionState == ExecutionState.Started; stopButton.Enabled = (Content.ExecutionState == ExecutionState.Started) || (Content.ExecutionState == ExecutionState.Paused); resetButton.Enabled = Content.ExecutionState != ExecutionState.Started; // prevent changing the shuffle if the algorithm is not finished shuffleSamplesCheckBox.Enabled = Content.ExecutionState == ExecutionState.Prepared; } } } #region Content Events private void Content_AlgorithmChanged(object sender, EventArgs e) { UpdateAlgorithmView(); UpdateProblemView(); SetEnabledStateOfControls(); } private void UpdateAlgorithmView() { algorithmNamedItemView.Content = Content.Algorithm; UpdateProblemView(); } private void Content_ProblemChanged(object sender, EventArgs e) { UpdateProblemView(); SetEnabledStateOfControls(); } private void UpdateProblemView() { algorithmProblemViewHost.Content = Content.Problem; } private void Content_Folds_ValueChanged(object sender, EventArgs e) { foldsNumericUpDown.Value = Content.Folds.Value; } private void Content_NumberOfWorker_ValueChanged(object sender, EventArgs e) { workersNumericUpDown.Value = Content.NumberOfWorkers.Value; } private void Content_ExecutionStateChanged(object sender, EventArgs e) { if (InvokeRequired) Invoke(new EventHandler(Content_ExecutionStateChanged), sender, e); else { Locked = ReadOnly = Content.ExecutionState == ExecutionState.Started; SetEnabledStateOfControls(); } } private void Content_ExecutionTimeChanged(object sender, EventArgs e) { if (InvokeRequired) Invoke(new EventHandler(Content_ExecutionTimeChanged), sender, e); else executionTimeTextBox.Text = Content == null ? "-" : Content.ExecutionTime.ToString(); } private void Content_ExceptionOccurred(object sender, EventArgs e) { if (InvokeRequired) Invoke(new EventHandler>(Content_ExceptionOccurred), sender, e); else ErrorHandling.ShowErrorDialog(this, e.Value); } private void Content_StoreAlgorithmInEachRunChanged(object sender, EventArgs e) { if (InvokeRequired) Invoke(new EventHandler(Content_StoreAlgorithmInEachRunChanged), sender, e); else storeAlgorithmInEachRunCheckBox.Checked = Content.StoreAlgorithmInEachRun; } #endregion #region GUI events private void shuffleSamplesCheckBox_CheckedChanged(object sender, EventArgs e) { Content.ShuffleSamples.Value = shuffleSamplesCheckBox.Checked; } private void foldsNumericUpDown_Validated(object sender, EventArgs e) { if (foldsNumericUpDown.Text == string.Empty) foldsNumericUpDown.Text = foldsNumericUpDown.Value.ToString(); } private void foldsNumericUpDown_ValueChanged(object sender, EventArgs e) { if (Content != null) Content.Folds.Value = (int)foldsNumericUpDown.Value; } private void workersNumericUpDown_Validated(object sender, EventArgs e) { if (workersNumericUpDown.Text == string.Empty) workersNumericUpDown.Text = workersNumericUpDown.Value.ToString(); } private void workersNumericUpDown_ValueChanged(object sender, EventArgs e) { if (Content != null) Content.NumberOfWorkers.Value = (int)workersNumericUpDown.Value; } private async void startButton_Click(object sender, EventArgs e) { try { await Content.StartAsync(); } catch (Exception ex) { ErrorHandling.ShowErrorDialog(this, ex); } } private void pauseButton_Click(object sender, EventArgs e) { Content.Pause(); } private void stopButton_Click(object sender, EventArgs e) { Content.Stop(); } private void resetButton_Click(object sender, EventArgs e) { Content.Prepare(false); } private void newAlgorithmButton_Click(object sender, EventArgs e) { if (algorithmTypeSelectorDialog == null) { algorithmTypeSelectorDialog = new TypeSelectorDialog(); algorithmTypeSelectorDialog.Caption = "Select Algorithm"; algorithmTypeSelectorDialog.TypeSelector.Caption = "Available Algorithms"; algorithmTypeSelectorDialog.TypeSelector.Configure(typeof(IAlgorithm), false, true); } if (algorithmTypeSelectorDialog.ShowDialog(this) == DialogResult.OK) { try { Content.Algorithm = (IAlgorithm)algorithmTypeSelectorDialog.TypeSelector.CreateInstanceOfSelectedType(); } catch (Exception ex) { ErrorHandling.ShowErrorDialog(this, ex); } } } private void openAlgorithmButton_Click(object sender, EventArgs e) { openFileDialog.Title = "Open Algorithm"; if (openFileDialog.ShowDialog(this) == DialogResult.OK) { algorithmTabControl.Enabled = false; ContentManager.LoadAsync(openFileDialog.FileName, delegate (IStorableContent content, Exception error) { try { if (error != null) throw error; IAlgorithm algorithm = content as IAlgorithm; if (algorithm == null || !(algorithm.Problem is IDataAnalysisProblem)) MessageBox.Show(this, "The selected file does not contain an algorithm or the problem of the algorithm is not a DataAnalysisProblem.", "Invalid File", MessageBoxButtons.OK, MessageBoxIcon.Error); else Content.Algorithm = algorithm; } catch (Exception ex) { ErrorHandling.ShowErrorDialog(this, ex); } finally { Invoke(new Action(delegate () { algorithmTabControl.Enabled = true; })); } }); } } private void newProblemButton_Click(object sender, EventArgs e) { if (problemTypeSelectorDialog == null) { problemTypeSelectorDialog = new TypeSelectorDialog(); problemTypeSelectorDialog.Caption = "Select Problem"; problemTypeSelectorDialog.TypeSelector.Caption = "Available Problems"; } problemTypeSelectorDialog.TypeSelector.Configure(new List() { Content.ProblemType, Content.Algorithm.ProblemType }, false, true, true); if (problemTypeSelectorDialog.ShowDialog(this) == DialogResult.OK) { Content.Problem = (IDataAnalysisProblem)problemTypeSelectorDialog.TypeSelector.CreateInstanceOfSelectedType(); } } private void openProblemButton_Click(object sender, EventArgs e) { openFileDialog.Title = "Open Problem"; if (openFileDialog.ShowDialog(this) == DialogResult.OK) { newProblemButton.Enabled = openProblemButton.Enabled = false; algorithmProblemViewHost.Enabled = false; ContentManager.LoadAsync(openFileDialog.FileName, delegate (IStorableContent content, Exception error) { try { if (error != null) throw error; IDataAnalysisProblem problem = content as IDataAnalysisProblem; if (problem == null && (Content.Algorithm.ProblemType.IsAssignableFrom(content.GetType()))) Invoke(new Action(() => MessageBox.Show(this, "The selected file does not contain a DataAnalysisProblem problem.", "Invalid File", MessageBoxButtons.OK, MessageBoxIcon.Error))); else Content.Problem = problem; } catch (Exception ex) { Invoke(new Action(() => ErrorHandling.ShowErrorDialog(this, ex))); } finally { Invoke(new Action(delegate () { algorithmProblemViewHost.Enabled = true; newProblemButton.Enabled = openProblemButton.Enabled = true; })); } }); } } private void algorithmTabPage_DragEnterOver(object sender, DragEventArgs e) { e.Effect = DragDropEffects.None; IAlgorithm algorithm = e.Data.GetData(HeuristicLab.Common.Constants.DragDropDataFormat) as IAlgorithm; if (!ReadOnly && algorithm != null && (algorithm.ProblemType != null || Content.ProblemType.IsAssignableFrom(algorithm.Problem.GetType()))) { if ((e.KeyState & 32) == 32) e.Effect = DragDropEffects.Link; // ALT key else if ((e.KeyState & 4) == 4) e.Effect = DragDropEffects.Move; // SHIFT key else if (e.AllowedEffect.HasFlag(DragDropEffects.Copy)) e.Effect = DragDropEffects.Copy; else if (e.AllowedEffect.HasFlag(DragDropEffects.Move)) e.Effect = DragDropEffects.Move; else if (e.AllowedEffect.HasFlag(DragDropEffects.Link)) e.Effect = DragDropEffects.Link; } } private void algorithmTabPage_DragDrop(object sender, DragEventArgs e) { if (e.Effect != DragDropEffects.None) { IAlgorithm algorithm = e.Data.GetData(HeuristicLab.Common.Constants.DragDropDataFormat) as IAlgorithm; if ((e.Effect & DragDropEffects.Copy) == DragDropEffects.Copy) algorithm = (IAlgorithm)algorithm.Clone(); Content.Algorithm = algorithm; } } private void algorithmProblemTabPage_DragEnterOver(object sender, DragEventArgs e) { e.Effect = DragDropEffects.None; if (ReadOnly) return; IProblem problem = e.Data.GetData(HeuristicLab.Common.Constants.DragDropDataFormat) as IProblem; if (problem != null && Content.ProblemType.IsAssignableFrom(problem.GetType()) && Content.Algorithm.ProblemType.IsAssignableFrom(problem.GetType())) { if ((e.KeyState & 32) == 32) e.Effect = DragDropEffects.Link; // ALT key else if ((e.KeyState & 4) == 4) e.Effect = DragDropEffects.Move; // SHIFT key else if ((e.AllowedEffect & DragDropEffects.Copy) == DragDropEffects.Copy) e.Effect = DragDropEffects.Copy; else if ((e.AllowedEffect & DragDropEffects.Move) == DragDropEffects.Move) e.Effect = DragDropEffects.Move; else if ((e.AllowedEffect & DragDropEffects.Link) == DragDropEffects.Link) e.Effect = DragDropEffects.Link; } } private void algorithmProblemTabPage_DragDrop(object sender, DragEventArgs e) { if (e.Effect != DragDropEffects.None) { IDataAnalysisProblem problem = e.Data.GetData(HeuristicLab.Common.Constants.DragDropDataFormat) as IDataAnalysisProblem; if ((e.Effect & DragDropEffects.Copy) == DragDropEffects.Copy) problem = (IDataAnalysisProblem)problem.Clone(); Content.Problem = problem; } } private void storeAlgorithmInEachRunCheckBox_CheckedChanged(object sender, EventArgs e) { if (Content != null) Content.StoreAlgorithmInEachRun = storeAlgorithmInEachRunCheckBox.Checked; } #endregion } }