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- /*
- This file is part of libkabc.
- Copyright (c) 2001 Cornelius Schumacher <schumacher@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 as published by the Free Software Foundation; either
- version 2 of the License, 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
- 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 KABC_RESOURCEFILE_H
- #define KABC_RESOURCEFILE_H
-
- #include <kconfig.h>
- #include <kdirwatch.h>
-
- #include <sys/types.h>
-
- #include <kabc/resource.h>
-
- namespace KABC {
-
- class FormatPlugin;
- class ResourceConfigWidget;
- class Lock;
-
- /**
- This resource allows access to a local file.
- */
- class KABC_EXPORT ResourceFile : public Resource
- {
- Q_OBJECT
-
- public:
- /**
- Constructor.
-
- @param cfg The config object where custom resource settings are stored.
- */
- ResourceFile( const KConfig *cfg );
-
- /**
- Construct file resource on file @arg fileName using format @arg formatName.
- */
- ResourceFile( const QString &fileName, const QString &formatName = "vcard" );
-
- /**
- Destructor.
- */
- ~ResourceFile();
-
- /**
- Writes the config back.
- */
- virtual void writeConfig( KConfig *cfg );
-
- /**
- Tries to open the file and checks for the proper format.
- This method should be called before load().
- */
- virtual bool doOpen();
-
- /**
- Closes the file again.
- */
- virtual void doClose();
-
- /**
- Requests a save ticket, that is used by save()
- */
- virtual Ticket *requestSaveTicket();
-
- virtual void releaseSaveTicket( Ticket* );
-
- /**
- Loads all addressees from file to the address book.
- Returns true if all addressees could be loaded otherwise false.
- */
- virtual bool load();
-
- virtual bool asyncLoad();
-
- /**
- Saves all addresses from address book to file.
- Returns true if all addressees could be saved otherwise false.
-
- @param ticket The ticket returned by requestSaveTicket()
- */
- virtual bool save( Ticket *ticket );
-
- virtual bool asyncSave( Ticket *ticket );
-
- /**
- Set name of file to be used for saving.
- */
- void setFileName( const QString & );
-
- /**
- Return name of file used for loading and saving the address book.
- */
- QString fileName() const;
-
- /**
- Sets a new format by name.
- */
- void setFormat( const QString &name );
-
- /**
- Returns the format name.
- */
- QString format() const;
-
- /**
- Remove a addressee from its source.
- This method is mainly called by KABC::AddressBook.
- */
- virtual void removeAddressee( const Addressee& addr );
-
- private slots:
- void emitLoadingFinished();
- void emitLoadingError();
- void emitSavingFinished();
- void emitSavingError();
-
- protected slots:
- void fileChanged();
-
- protected:
- void init( const QString &fileName, const QString &format );
-
- bool lock( const QString &fileName );
- void unlock( const QString &fileName );
-
- private:
- QString mFileName;
- QString mFormatName;
-
- FormatPlugin *mFormat;
-
- Lock *mLock;
-
- KDirWatch mDirWatch;
-
- bool mAsynchronous;
-
- class ResourceFilePrivate;
- ResourceFilePrivate *d;
- };
-
- }
-
- #endif
-