using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Data;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using HeuristicLab.Core.Views;
using HeuristicLab.MainForm;
using HeuristicLab.Core;
using HeuristicLab.Parameters.Views;
using HeuristicLab.PluginInfrastructure;

namespace HeuristicLab.Problems.MetaOptimization.Views {
  [View("Value View")]
  [Content(typeof(IValueConfiguration), false)]
  public partial class ValueView : ItemView {

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

    public ValueView() {
      InitializeComponent();
    }

    protected override void OnContentChanged() {
      base.OnContentChanged();
      if (Content != null) {
        valueViewHost.Content = Content.Value;
      } else {
        valueViewHost.Content = null;
      }
    }

    private void setValueButton_Click(object sender, EventArgs e) {
      var typeSelectorDialog = new TypeSelectorDialog();
      typeSelectorDialog.Caption = "Select Value";
      typeSelectorDialog.TypeSelector.Configure(Content.ValueDataType, false, true);

      if (typeSelectorDialog.ShowDialog(this) == DialogResult.OK) {
        try {
          Content.Value = (IItem)typeSelectorDialog.TypeSelector.CreateInstanceOfSelectedType();
          valueViewHost.Content = Content.Value;
        }
        catch (Exception ex) {
          ErrorHandling.ShowErrorDialog(this, ex);
        }
      }
    }

    private void clearValueButton_Click(object sender, EventArgs e) {
      Content.Value = null;
      valueViewHost.Content = null;
    }
  }
}