coConfigValue.h

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/* This file is part of COVISE.
 
   You can use it under the terms of the GNU Lesser General Public License
   version 2.1 or later, see lgpl-2.1.txt.
 
 * License: LGPL 2+ */
 
#ifndef COCONFIGVALUE_H
#define COCONFIGVALUE_H
 
#include <QString>
#include <util/coTypes.h>
 
namespace covise
{
 
class coConfigGroup;
 
template <class T>
class coConfigValue
{
 
public:
    coConfigValue(const QString &configGroupName, const QString &variable, const QString &section);
    coConfigValue(const QString &variable, const QString &section);
    coConfigValue(const QString &simpleVariable);
    coConfigValue(coConfigGroup *group,
                  const QString &variable, const QString &section);
    coConfigValue(coConfigGroup *group,
                  const QString &simpleVariable);
    coConfigValue(const coConfigValue<T> &value);
 
    virtual ~coConfigValue();
 
    virtual void update();
    virtual bool hasValidValue();
    virtual bool hasValidValue() const;
 
    coConfigValue<T> &operator=(const T &);
    virtual operator T();
 
    virtual bool operator==(const coConfigValue<T> &);
    virtual bool operator!=(const coConfigValue<T> &);
 
    virtual void setSaveToGroup(coConfigGroup *group);
    virtual coConfigGroup *getSaveToGroup() const;
 
    virtual void setAutoUpdate(bool update);
    virtual bool isAutoUpdate() const;
 
    virtual bool isModified() const;
 
protected:
    virtual T fromString(const QString &value) const = 0;
    virtual QString toString(const T &value) const = 0;
 
    QString variable;
    QString section;
    QString value;
    QString unmodifiedValue;
    QString configGroupName;
 
    bool autoUpdate;
    bool modified;
 
    coConfigGroup *group;
    coConfigGroup *saveToGroup;
 
#ifdef COCONFIGVALUE_USE_CACHE
    T cache;
#endif
};
}
//#include "coConfigValue.inl"
#endif