#region License Information
/* HeuristicLab
 * Copyright (C) 2002-2011 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;

namespace HeuristicLab.Clients.Hive.Views {
  [View("OptimizerHiveJob View")]
  [Content(typeof(OptimizerHiveJob), true)]
  public partial class OptimizerHiveJobView : HiveJobView {
    public new OptimizerHiveJob Content {
      get { return (OptimizerHiveJob)base.Content; }
      set {
        if (base.Content != value) {
          base.Content = value;
        }
      }
    }

    public OptimizerHiveJobView() {
      InitializeComponent();
    }

    protected override void Job_ItemChanged(object sender, EventArgs e) {
      if (Content != null && Content.Job != null && Content.ItemJob.Item != null) {
        runCollectionViewHost.Content = Content.ItemJob.Item.Runs;
      } else {
        runCollectionViewHost.Content = null;
      }
    }
    #region Content Events
    protected override void RegisterContentEvents() {
      base.RegisterContentEvents();
      Content.IsControllableChanged += new EventHandler(Content_IsControllableChanged);
    }

    protected override void DeregisterContentEvents() {
      Content.IsControllableChanged -= new EventHandler(Content_IsControllableChanged);
      base.DeregisterContentEvents();
    }

    protected virtual void Content_IsControllableChanged(object sender, EventArgs e) {
      SetEnabledStateOfControls();
    }

    #endregion

    #region Child Control Events
    private void restartButton_Click(object sender, EventArgs e) {
      Content.Restart();
    }

    private void pauseButton_Click(object sender, EventArgs e) {
      Content.Pause();
    }

    private void stopButton_Click(object sender, EventArgs e) {
      Content.Stop();
    }
    #endregion

    protected override void SetEnabledStateOfControls() {
      base.SetEnabledStateOfControls();

      this.restartButton.Enabled = Content != null && Content.IsControllable && !Content.Job.Command.HasValue && (Content.Job.State == JobState.Paused || Content.Job.State == JobState.Failed || Content.Job.State == JobState.Aborted);
      this.pauseButton.Enabled = Content != null && Content.IsControllable && !Content.Job.Command.HasValue && Content.Job.State == JobState.Calculating;
      this.stopButton.Enabled = Content != null && Content.IsControllable && !Content.Job.Command.HasValue && (Content.Job.State == JobState.Calculating || Content.Job.State == JobState.Waiting || Content.Job.State == JobState.Paused);
    }
  }
}