SetAllowedRoomsCmd.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;
using System.Collections;
using System.Windows.Forms;

namespace OpenCTT{
  /// <summary>
  /// Summary description for SetAllowedRoomsCmd.
  /// </summary>
  public class SetAllowedRoomsCmd:AbstractCommand
  {
    private Course _course;
        private Teacher _teacher;
    private ArrayList _oldAllowedRoomsList;
    private ArrayList _newAllowedRoomsList;
        
    public SetAllowedRoomsCmd(Course course,Teacher teacher, ArrayList newList)
    {
      _course=course;
      _teacher=teacher;
            _newAllowedRoomsList=newList;

      _oldAllowedRoomsList=new ArrayList();
      if(_course!=null)//course
      {
        if(_course.getAllowedRoomsList()!=null)
        {
          foreach(Room roomEd in _course.getAllowedRoomsList())
          {
                        _oldAllowedRoomsList.Add(roomEd);
          }
        }
        else
        {
          _oldAllowedRoomsList=null;                    
        }

      }
      else//teacher
      {
        if(_teacher.getAllowedRoomsList()!=null)
        {
          foreach(Room roomEd in _teacher.getAllowedRoomsList())
          {
            _oldAllowedRoomsList.Add(roomEd);
          }
        }
        else
        {
          _oldAllowedRoomsList=null;                    
        }

      }
      

    }

    public override void doit()
    {      
      if(_course!=null)
      {
        _course.setAllowedRoomsList(_newAllowedRoomsList);
        
      }
      else
      {
        _teacher.setAllowedRoomsList(_newAllowedRoomsList);                
      }
    }

    public override void undo()
    {
      if(_course!=null)
      {
        _course.setAllowedRoomsList(_oldAllowedRoomsList);

                AppForm.getAppForm().getCoursesTreeView().SelectedNode=_course;
        AppForm.getAppForm().getTreeTabControl().SelectedIndex=0;
      }
      else
      {
        _teacher.setAllowedRoomsList(_oldAllowedRoomsList);
        AppForm.getAppForm().getTeachersTreeView().SelectedNode=_teacher;        
        AppForm.getAppForm().getTreeTabControl().SelectedIndex=1;
      }
      
    }

    public override void redo()
    {
      doit();

      if(_course!=null)
      {
        AppForm.getAppForm().getCoursesTreeView().SelectedNode=_course;
        AppForm.getAppForm().getTreeTabControl().SelectedIndex=0;        
      }
      else
      {
        AppForm.getAppForm().getTeachersTreeView().SelectedNode=_teacher;
                AppForm.getAppForm().getTreeTabControl().SelectedIndex=1;                
      }
    }
  }
}