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85 lines
2.3 KiB
85 lines
2.3 KiB
15 years ago
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/* This file is part of the KDE project
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Copyright 2004 Tomas Mecir <mecirt@gmail.com>
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef KSPREAD_DEPENDENCIES
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#define KSPREAD_DEPENDENCIES
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#include <qvaluelist.h>
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#include "kspread_util.h"
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namespace KSpread
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{
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class Sheet;
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struct DependencyList;
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/** Range dependency - stores information about one dependency of one cell on
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one range of cells. */
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struct RangeDependency {
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int cellrow, cellcolumn;
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Sheet *cellsheet;
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Range range;
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};
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/**
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This class manages dependencies.
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No need to inherit from DocBase here, at least not yet.
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TODO: describe how it works and why there are two types of dependencies
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*/
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class DependencyManager {
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public:
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/** constructor */
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DependencyManager (Sheet *s);
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/** destructor */
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~DependencyManager ();
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/** clear all data */
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void reset ();
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/** handle the fact that cell's contents have changed */
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void cellChanged (const Point &cell);
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/** handle the fact that a range has been changed */
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void rangeChanged (const Range &range);
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/** handle the fact that a range list has been changed */
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void rangeListChanged (const RangeList &rangeList);
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/** a named area was somehow modified */
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void areaModified (const QString &name);
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/** get dependencies of a cell */
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RangeList getDependencies (const Point &cell);
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/** get cells depending on this cell, either through normal or range dependency */
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QValueList<Point> getDependants (const Point &cell);
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protected:
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/** local d-pointer */
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DependencyList *deps;
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friend class DependencyList;
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};
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//end of namespace
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}
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#endif // KSPREAD_DEPENDENCIES
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