variable.h

/*
  This file is part of the Cutelee template system.
 
  Copyright (c) 2009,2010 Stephen Kelly <steveire@gmail.com>
 
  This library is free software; you can redistribute it and/or
  modify it under the terms of the GNU Lesser General Public
  License as published by the Free Software Foundation; either version
  2.1 of the Licence, 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
  Lesser General Public License for more details.
 
  You should have received a copy of the GNU Lesser General Public
  License along with this library.  If not, see <http://www.gnu.org/licenses/>.
 
*/
 
#ifndef CUTELEE_VARIABLE_H
#define CUTELEE_VARIABLE_H
 
#include "cutelee_templates_export.h"
 
#include <QtCore/QVariant>
 
namespace Cutelee
{
class Context;
 
class VariablePrivate;
 
 
class CUTELEE_TEMPLATES_EXPORT Variable
{
public:
  Variable();
 
  explicit Variable(const QString &var);
 
  Variable(const Variable &other);
 
  ~Variable();
 
  Variable &operator=(const Variable &other);
 
  bool isValid() const;
 
  bool isTrue(Context *c) const;
 
  QVariant resolve(Context *c) const;
 
  bool isConstant() const;
 
  bool isLocalized() const;
 
  QVariant literal() const;
 
  QStringList lookups() const;
 
private:
  Q_DECLARE_PRIVATE(Variable)
  VariablePrivate *const d_ptr;
};
}
 
#endif