dependencies.h

/* This file is part of the KDE project
   Copyright 2004 Tomas Mecir <mecirt@gmail.com>
 
   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Library General Public
   License as published by the Free Software Foundation; either
   version 2 of the License, or (at your option) any later version.
 
   This library 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
   Library General Public License for more details.
 
   You should have received a copy of the GNU Library General Public License
   along with this library; see the file COPYING.LIB.  If not, write to
   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301, USA.
*/
 
#ifndef KSPREAD_DEPENDENCIES
#define KSPREAD_DEPENDENCIES
 
#include <tqvaluelist.h>
 
#include "kspread_util.h"
 
namespace KSpread
{
class Sheet;
 
struct DependencyList;

 
struct RangeDependency {
  int cellrow, cellcolumn;
  Sheet *cellsheet;
  Range range;
};
 

 
class DependencyManager {
 public:
   DependencyManager (Sheet *s);
  ~DependencyManager ();
 
  void reset ();
  
  void cellChanged (const Point &cell);
  void rangeChanged (const Range &range);
  void rangeListChanged (const RangeList &rangeList);

  void areaModified (const TQString &name);

  RangeList getDependencies (const Point &cell);
  TQValueList<Point> getDependants (const Point &cell);
protected:
  
  DependencyList *deps;
  friend class DependencyList;
};
 
//end of namespace
}
 
#endif // KSPREAD_DEPENDENCIES