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Diffstat (limited to 'kdecore/kinstance.h')
-rw-r--r-- | kdecore/kinstance.h | 159 |
1 files changed, 159 insertions, 0 deletions
diff --git a/kdecore/kinstance.h b/kdecore/kinstance.h new file mode 100644 index 000000000..88678ba99 --- /dev/null +++ b/kdecore/kinstance.h @@ -0,0 +1,159 @@ +/* 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 + |