ChangeEduProgramDataCmd.cs :  » Business-Application » Timetabler » OpenCTT » C# / CSharp Open Source

#region Open Course Timetabler - An application for school and university course timetabling
//
// Author:
//   Ivan urak (mailto:Ivan.Curak@fesb.hr)
//
// Copyright (c) 2007 Ivan urak, Split, Croatia
//
// http://www.openctt.org
//
//This file is part of Open Course Timetabler.
//
//Open Course Timetabler 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 2 of the License,
//or (at your option) any later version.
//
//Open Course Timetabler 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
//Open Course Timetabler; if not, write to the Free Software Foundation, Inc., 51 Franklin St,
//Fifth Floor, Boston, MA  02110-1301  USA

#endregion


using System;

namespace OpenCTT{
  /// <summary>
  /// Summary description for ChangeEduProgramDataCmd.
  /// </summary>
  public class ChangeEduProgramDataCmd:AbstractCommand
  {
    private EduProgram _ep;

    private string _oldName;
    private string _oldCode;
    private string _oldSemester;
    private string _oldExtID;

    private string _newName;
    private string _newCode;
    private string _newSemester;
    private string _newExtID;

    public ChangeEduProgramDataCmd(EduProgram ep, string newName, string newCode, string newSemester,string newExtID)
    {
      _ep=ep;
      _oldName=_ep.getName();
      _oldCode=_ep.getCode();
      _oldSemester=_ep.getSemester();
      _oldExtID=_ep.ExtID;
      
      _newName=newName;
      _newCode=newCode;
      _newSemester=newSemester;
      _newExtID=newExtID;
    }

    public override void doit()
    {
      _ep.setCode(_newCode);      
      _ep.setSemester(_newSemester);
      _ep.setName(_newName);
      _ep.ExtID=_newExtID;

      sortIt();

      AppForm.getAppForm().getTreeTabControl().SelectedIndex=0;
    }

    public override void undo()
    {
      _ep.setCode(_oldCode);
      _ep.setSemester(_oldSemester);
      _ep.setName(_oldName);
      _ep.ExtID=_oldExtID;

      sortIt();

      AppForm.getAppForm().getTreeTabControl().SelectedIndex=0;
      
    }

    public override void redo()
    {
      doit();      
    }

    private void sortIt()
    {      
      EduProgramGroup myEPG=(EduProgramGroup)_ep.Parent;      
      myEPG.Nodes.Remove(_ep);
      myEPG.Nodes.Add(_ep);  
      AppForm.getAppForm().getCoursesTreeView().SelectedNode.EnsureVisible();      
      AppForm.getAppForm().getCoursesTreeView().SelectedNode=_ep;

    }
  }
}