source: branches/HeuristicLab.GoalSeekingProblem/HeuristicLab.GoalSeekingProblem.Views/3.4/GoalSeekingOptimizerView.cs @ 14380

#region License Information
/* HeuristicLab
 * Copyright (C) 2002-2016 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 <http://www.gnu.org/licenses/>.
 */
#endregion

using System;
using System.Windows.Forms;
using HeuristicLab.MainForm;
using HeuristicLab.Optimization;
using HeuristicLab.Optimization.Views;
using HeuristicLab.Problems.DataAnalysis;

namespace HeuristicLab.GoalSeeking {
  [View("GoalSeekingOptimizer View", "")]
  [Content(typeof(GoalSeekingOptimizer), true)]
  public partial class GoalSeekingOptimizerView : IOptimizerView {
    public GoalSeekingOptimizerView() {
      InitializeComponent();
      Content = new GoalSeekingOptimizer();
    }

    public new GoalSeekingOptimizer Content {
      get { return (GoalSeekingOptimizer)base.Content; }
      set { base.Content = value; }
    }

    protected override void OnContentChanged() {
      base.OnContentChanged();
      if (Content == null)
        return;

      if (Content.Optimizer != null)
        algorithmViewHost.Content = Content.Optimizer;

      if (Content.Problem != null)
        problemViewHost.Content = Content.Problem;

      if (Content.ProblemData != null)
        dataViewHost.Content = Content.ProblemData;
    }

    protected override void RegisterContentEvents() {
      base.RegisterContentEvents();
      Content.AlgorithmChanged += (o, e) => { algorithmViewHost.Content = Content.Optimizer; };
      Content.ProblemChanged += (o, e) => { problemViewHost.Content = Content.Problem; };
      Content.ProblemDataChanged += (o, e) => { dataViewHost.Content = Content.ProblemData; };
    }

    protected override void DeregisterContentEvents() {
      base.DeregisterContentEvents();
    }

    #region event handlers
    private void problemTab_DragDrop(object sender, DragEventArgs e) {
      if (e.Data.GetDataPresent(HeuristicLab.Common.Constants.DragDropDataFormat)) {
        try {
          Content.Problem = (IGoalSeekingProblem)e.Data.GetData(HeuristicLab.Common.Constants.DragDropDataFormat);
          problemViewHost.Content = Content.Problem;
        }
        catch (Exception ex) {
          MessageBox.Show(ex.Message, "Set problem", MessageBoxButtons.OK, MessageBoxIcon.Error);
        }
      }
    }

    private void problemTab_DragEnter(object sender, DragEventArgs e) {
      e.Effect = DragDropEffects.None;
      if (!e.Data.GetDataPresent(HeuristicLab.Common.Constants.DragDropDataFormat))
        return;

      var data = e.Data.GetData(HeuristicLab.Common.Constants.DragDropDataFormat);

      if (data is IGoalSeekingProblem)
        e.Effect = DragDropEffects.Copy;
    }

    private void algorithmTab_DragDrop(object sender, DragEventArgs e) {
      if (e.Data.GetDataPresent(HeuristicLab.Common.Constants.DragDropDataFormat)) {
        try {
          Content.Optimizer = (IAlgorithm)e.Data.GetData(HeuristicLab.Common.Constants.DragDropDataFormat);
          algorithmViewHost.Content = Content.Optimizer;
        }
        catch (Exception ex) {
          MessageBox.Show(ex.Message, "Set algorithm", MessageBoxButtons.OK, MessageBoxIcon.Error);
        }
      }
    }

    private void algorithmTab_DragEnter(object sender, DragEventArgs e) {
      e.Effect = DragDropEffects.None;
      if (!e.Data.GetDataPresent(HeuristicLab.Common.Constants.DragDropDataFormat))
        return;

      var data = e.Data.GetData(HeuristicLab.Common.Constants.DragDropDataFormat);
      if (data is IAlgorithm)
        e.Effect = DragDropEffects.Copy;
    }
    #endregion

    private void dataTab_DragDrop(object sender, DragEventArgs e) {
      if (e.Data.GetDataPresent(HeuristicLab.Common.Constants.DragDropDataFormat)) {
        try {
          Content.ProblemData = (IRegressionProblemData)e.Data.GetData(HeuristicLab.Common.Constants.DragDropDataFormat);
          dataViewHost.Content = Content.ProblemData;
        }
        catch (Exception ex) {
          // provide some information to the user
          MessageBox.Show(ex.Message, "Set problem data", MessageBoxButtons.OK, MessageBoxIcon.Error);
        }
      }
    }

    private void dataTab_DragEnter(object sender, DragEventArgs e) {
      e.Effect = DragDropEffects.None;
      if (!e.Data.GetDataPresent(HeuristicLab.Common.Constants.DragDropDataFormat))
        return;

      var data = e.Data.GetData(HeuristicLab.Common.Constants.DragDropDataFormat);
      if (data is IRegressionProblemData)
        e.Effect = DragDropEffects.Copy;
    }
  }
}