DeleteMoreThanOneRoomCmd.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;

namespace OpenCTT{
  /// <summary>
  /// Summary description for DeleteMoreThanOneRoomCmd.
  /// </summary>
  public class DeleteMoreThanOneRoomCmd:AbstractCommand
  {
    private ArrayList _roomList;
    private ArrayList [,] _undoRedoCoursesTeachersLists;

    public DeleteMoreThanOneRoomCmd(ArrayList roomList)
    {
      _roomList=roomList;      
    }
    
    public override void doit()
    {
      _undoRedoCoursesTeachersLists = new ArrayList[_roomList.Count,2];      

      int n=0;
      foreach(Room room in _roomList)
      {
        AppForm.CURR_OCTT_DOC.RoomsRootNode.Nodes.Remove(room);

                //for undo/redo
        ArrayList undoRedoCoursesList= new ArrayList();
        ArrayList undoRedoTeachersList= new ArrayList();
        _undoRedoCoursesTeachersLists[n,0]= undoRedoCoursesList;
                _undoRedoCoursesTeachersLists[n,1]= undoRedoTeachersList;

        foreach(EduProgramGroup epg in AppForm.CURR_OCTT_DOC.CoursesRootNode.Nodes) 
        {        
          foreach(EduProgram ep in epg.Nodes)
          {
            foreach(Course course in ep.Nodes)
            {
              if(course.getAllowedRoomsList()!=null)
              {
                if(course.getAllowedRoomsList().Contains(room))
                {
                  course.getAllowedRoomsList().Remove(room);
                  undoRedoCoursesList.Add(course);
                }
              }
            }
          }
        }

        foreach(Teacher teacher in AppForm.CURR_OCTT_DOC.TeachersRootNode.Nodes) 
        {
          if(teacher.getAllowedRoomsList()!=null)
          {
            if(teacher.getAllowedRoomsList().Contains(room))
            {
              teacher.getAllowedRoomsList().Remove(room);
              undoRedoTeachersList.Add(teacher);
            }
          }
        }

        n++;

      }
      
      AppForm.getAppForm().getRoomsTreeView().SelectedNode=AppForm.CURR_OCTT_DOC.RoomsRootNode;
      AppForm.getAppForm().getRoomsTreeView().SelectedNode.EnsureVisible();
      
      AppForm.getAppForm().getTreeTabControl().SelectedIndex=2;      
    }

    public override void undo()
    {
      int n=0;

      foreach(Room room in _roomList)
      {
        AppForm.CURR_OCTT_DOC.RoomsRootNode.Nodes.Add(room);
                
        ArrayList undoRedoCoursesList = _undoRedoCoursesTeachersLists[n,0];
        ArrayList undoRedoTeachersList= _undoRedoCoursesTeachersLists[n,1];

        foreach(Course course in undoRedoCoursesList)
        {
          course.getAllowedRoomsList().Add(room);
        }

        foreach(Teacher teacher in undoRedoTeachersList)
        {
          teacher.getAllowedRoomsList().Add(room);
        }

        n++;

      }
      
      AppForm.getAppForm().getRoomsTreeView().SelectedNode=AppForm.CURR_OCTT_DOC.RoomsRootNode;
      AppForm.getAppForm().getRoomsTreeView().SelectedNode.EnsureVisible();
      AppForm.CURR_OCTT_DOC.RoomsRootNode.Expand();

      AppForm.getAppForm().getTreeTabControl().SelectedIndex=2;
    }

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