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/* This file is part of the KDE libraries
Copyright (C) 1999 Torben Weis <weis@kde.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License version 2 as published by the Free Software Foundation.
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 _KINSTANCE_H
#define _KINSTANCE_H
class KStandardDirs;
class KAboutData;
class KConfig;
class KIconLoader;
class KCharsets;
class QFont;
class KInstancePrivate;
class KMimeSourceFactory;
class KSharedConfig;
#include <qstring.h>
#include "kdelibs_export.h"
/**
* Access to KDE global objects for use in shared libraries. In
* practical terms, this class is used in KDE components. This allows
* components to store things that normally would be accessed by
* KGlobal.
*
* @author Torben Weis
*/
class KDECORE_EXPORT KInstance
{
friend class KStandardDirs;
public:
/**
* Constructor.
* @param instanceName the name of the instance
*/
KInstance( const QCString& instanceName) ;
/**
* Constructor.
* When building a KInstance that is not your KApplication,
* make sure that the KAboutData and the KInstance have the same life time.
* You have to destroy both, since the instance doesn't own the about data.
* Don't build a KAboutData on the stack in this case !
* Building a KAboutData on the stack is only ok for usage with
* KCmdLineArgs and KApplication (not destroyed until the app exits).
* @param aboutData data about this instance (see KAboutData)
*/
KInstance( const KAboutData * aboutData );
/*
* @internal
* Only for K(Unique)Application
* Initialize from src and delete it.
*/
KInstance( KInstance* src );
/**
* Destructor.
*/
virtual ~KInstance();
/**
* Returns the application standard dirs object.
* @return The KStandardDirs of the application.
*/
KStandardDirs *dirs() const;
/**
* Returns the general config object ("appnamerc").
* @return the KConfig object for the instance.
*/
KConfig *config() const;
/**
* Returns the general config object ("appnamerc").
* @return the KConfig object for the instance.
*/
KSharedConfig *sharedConfig() const;
/**
* Returns an iconloader object.
* @return the iconloader object.
*/
KIconLoader *iconLoader() const;
/**
* Re-allocate the global iconloader.
*/
void newIconLoader() const;
/**
* Returns the about data of this instance
* Warning, can be 0L
* @return the about data of the instance, or 0 if it has
* not been set yet
*/
const KAboutData *aboutData() const;
/**
* Returns the name of the instance
* @return the instance name, can be null if the KInstance has been
* created with a null name
*/
QCString instanceName() const;
/**
* Returns the KMimeSourceFactory of the instance.
* Mainly added for API completeness and future extensibility.
* @return the KMimeSourceFactory set as default for this application.
*/
KMimeSourceFactory* mimeSourceFactory () const;
protected:
/**
* Copy Constructor is not allowed
*/
KInstance( const KInstance& );
/**
* Set name of default config file.
* @param name the name of the default config file
* @since 3.1
*/
void setConfigName(const QString &name);
private:
mutable KStandardDirs *_dirs;
mutable KConfig *_config;
mutable KIconLoader *_iconLoader;
QCString _name;
const KAboutData *_aboutData;
protected:
virtual void virtual_hook( int id, void* data );
private:
KInstancePrivate *d;
};
#endif
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