ULLVTeachersItemDragSuccessfullCmd.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 ULLVTeachersItemDragSuccessfullCmd.
  /// </summary>
  public class ULLVTeachersItemDragSuccessfullCmd:AbstractCommand
  {
    ListViewItem _dragedLvi;
    ListView _unallocatedLessonsTeacherListView;

    private TreeNode _selectedNode;

    public ULLVTeachersItemDragSuccessfullCmd(ListViewItem lvi,ListView listView)
    {
      _dragedLvi=lvi;
      _unallocatedLessonsTeacherListView=listView;
    
      _selectedNode=AppForm.getAppForm().getTeachersTreeView().SelectedNode;
      
    }

    public override void doit()
    {
      AppForm.CURR_OCTT_DOC.decrUnallocatedLessonsCounter(1);
      _unallocatedLessonsTeacherListView.Items.Remove(_dragedLvi);
      Course dragedCourse=(Course)_dragedLvi.Tag;
        
      EduProgram epInDrag = (EduProgram)dragedCourse.Parent;
      epInDrag.removeOneLessonFromUnallocatedLessonsModel(dragedCourse);

        
      if(dragedCourse.getCoursesToHoldTogetherList().Count>0)
      {
        foreach(Course courseHT in dragedCourse.getCoursesToHoldTogetherList())
        {
          EduProgram epHT=(EduProgram)courseHT.Parent;
          epHT.removeOneLessonFromUnallocatedLessonsModel(courseHT);
        
          ListViewItem itemForDel=null;
          foreach(ListViewItem listViewItem in _unallocatedLessonsTeacherListView.Items)
          {              
            Course tagCourse = (Course)listViewItem.Tag;
            if(tagCourse==courseHT)
            {
              itemForDel=listViewItem;
              break;
            }
          }

          _unallocatedLessonsTeacherListView.Items.Remove(itemForDel);

        }        
      }

      AppForm.getAppForm().getStatusBarPanel2().Text=AppForm.CURR_OCTT_DOC.getNumOfUnallocatedLessonsStatusText();
    }

    public override void undo()
    {
      _unallocatedLessonsTeacherListView.Items.Add(_dragedLvi);
      Course dragedCourse=(Course)_dragedLvi.Tag;
      EduProgram ep=(EduProgram)dragedCourse.Parent;

      ep.getUnallocatedLessonsList().Add(_dragedLvi);
      AppForm.CURR_OCTT_DOC.incrUnallocatedLessonsCounter(1);
      
      if(dragedCourse.getCoursesToHoldTogetherList().Count>0)
      {
        foreach(Course courseHT in dragedCourse.getCoursesToHoldTogetherList())
        {
          EduProgram epHT=(EduProgram)courseHT.Parent;
          ListViewItem lviHT=new ListViewItem();
          lviHT.Tag=courseHT;
          epHT.getUnallocatedLessonsList().Add(lviHT);          
        }
      }      

      AppForm.getAppForm().getStatusBarPanel2().Text=AppForm.CURR_OCTT_DOC.getNumOfUnallocatedLessonsStatusText();
    }

    public override void redo()
    {
      doit();

      if(AppForm.getAppForm().getTreeTabControl().SelectedIndex!=1)
      {
        AppForm.getAppForm().getTreeTabControl().SelectedIndexChanged -=new System.EventHandler(AppForm.getAppForm().treeTabControl_SelectedIndexChanged);
        AppForm.getAppForm().getTreeTabControl().SelectedIndex=1;
        AppForm.getAppForm().getTreeTabControl().SelectedIndexChanged +=new System.EventHandler(AppForm.getAppForm().treeTabControl_SelectedIndexChanged);
      }
      
      AppForm.getAppForm().getTeachersTreeView().AfterSelect -= new System.Windows.Forms.TreeViewEventHandler(AppForm.getAppForm().teachersTreeView_AfterSelect);
      AppForm.getAppForm().getTeachersTreeView().SelectedNode=_selectedNode;
      AppForm.getAppForm().getTeachersTreeView().AfterSelect += new System.Windows.Forms.TreeViewEventHandler(AppForm.getAppForm().teachersTreeView_AfterSelect);

      AppForm.getAppForm().ttvRefreshTimetablePanel(_selectedNode,false);
    }

    
  }
}