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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 <tdeconfig.h>
+#include <kdirwatch.h>
+
+#include <sys/types.h>
+
+#include <tdeabc/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 TDEConfig *cfg );
+
+ /**
+ Construct file resource on file @arg fileName using format @arg formatName.
+ */
+ ResourceFile( const TQString &fileName, const TQString &formatName = "vcard" );
+
+ /**
+ Destructor.
+ */
+ ~ResourceFile();
+
+ /**
+ Writes the config back.
+ */
+ virtual void writeConfig( TDEConfig *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 TQString & );
+
+ /**
+ Return name of file used for loading and saving the address book.
+ */
+ TQString fileName() const;
+
+ /**
+ Sets a new format by name.
+ */
+ void setFormat( const TQString &name );
+
+ /**
+ Returns the format name.
+ */
+ TQString 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 TQString &fileName, const TQString &format );
+
+ bool lock( const TQString &fileName );
+ void unlock( const TQString &fileName );
+
+ private:
+ TQString mFileName;
+ TQString mFormatName;
+
+ FormatPlugin *mFormat;
+
+ Lock *mLock;
+
+ KDirWatch mDirWatch;
+
+ bool mAsynchronous;
+
+ class ResourceFilePrivate;
+ ResourceFilePrivate *d;
+};
+
+}
+
+#endif