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Diffstat (limited to 'libtdepim/kabcresourcecached.h')
-rw-r--r-- | libtdepim/kabcresourcecached.h | 195 |
1 files changed, 195 insertions, 0 deletions
diff --git a/libtdepim/kabcresourcecached.h b/libtdepim/kabcresourcecached.h new file mode 100644 index 000000000..2cf0352ef --- /dev/null +++ b/libtdepim/kabcresourcecached.h @@ -0,0 +1,195 @@ +/* + This file is part of libtdepim. + Copyright (c) 2004 Tobias Koenig <tokoe@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_RESOURCECACHED_H +#define KABC_RESOURCECACHED_H + +#include <kabc/resource.h> +#include <tdepimmacros.h> + +#include <tqdatetime.h> +#include <tqtimer.h> + +#include "libemailfunctions/idmapper.h" + +namespace KABC { + +class KDE_EXPORT ResourceCached : public Resource +{ + Q_OBJECT + TQ_OBJECT + + public: + /** + Reload policy. + + @see setReloadPolicy(), reloadPolicy() + */ + enum { ReloadNever, ReloadOnStartup, ReloadInterval }; + /** + Save policy. + + @see setSavePolicy(), savePolicy() + */ + enum { SaveNever, SaveOnExit, SaveInterval, SaveDelayed, SaveAlways }; + + ResourceCached( const KConfig* ); + ~ResourceCached(); + + /** + Set reload policy. This controls when the cache is refreshed. + + ReloadNever never reload + ReloadOnStartup reload when resource is started + ReloadInterval reload regularly after given interval + */ + void setReloadPolicy( int policy ); + /** + Return reload policy. + + @see setReloadPolicy() + */ + int reloadPolicy() const; + + /** + Set reload interval in minutes which is used when reload policy is + ReloadInterval. + */ + void setReloadInterval( int minutes ); + + /** + Return reload interval in minutes. + */ + int reloadInterval() const; + + /** + Set save policy. This controls when the cache is refreshed. + + SaveNever never save + SaveOnExit save when resource is exited + SaveInterval save regularly after given interval + SaveDelayed save after small delay + SaveAlways save on every change + */ + void setSavePolicy( int policy ); + /** + Return save policy. + + @see setsavePolicy() + */ + int savePolicy() const; + + /** + Set save interval in minutes which is used when save policy is + SaveInterval. + */ + void setSaveInterval( int minutes ); + + /** + Return save interval in minutes. + */ + int saveInterval() const; + + void setupSaveTimer(); + void setupReloadTimer(); + + /** + Reads the resource specific config from disk. + */ + virtual void readConfig( KConfig *config ); + + /** + Writes the resource specific config to disk. + */ + virtual void writeConfig( KConfig *config ); + + /** + Insert an addressee into the resource. + */ + virtual void insertAddressee( const Addressee& ); + + /** + Removes an addressee from resource. + */ + virtual void removeAddressee( const Addressee& addr ); + + void loadCache(); + void saveCache(); + void clearCache(); + void cleanUpCache( const KABC::Addressee::List &list ); + + /** + Returns a reference to the id mapper. + */ + KPIM::IdMapper& idMapper(); + + bool hasChanges() const; + void clearChanges(); + void clearChange( const KABC::Addressee& ); + void clearChange( const TQString& ); + + KABC::Addressee::List addedAddressees() const; + KABC::Addressee::List changedAddressees() const; + KABC::Addressee::List deletedAddressees() const; + + protected: + virtual TQString cacheFile() const; + + /** + Functions for keeping the changes persistent. + */ + virtual TQString changesCacheFile( const TQString& ) const; + void loadChangesCache( TQMap<TQString, KABC::Addressee>&, const TQString& ); + void loadChangesCache(); + void saveChangesCache( const TQMap<TQString, KABC::Addressee>&, const TQString& ); + void saveChangesCache(); + + void setIdMapperIdentifier(); + + private: + TQMap<TQString, KABC::Addressee> mAddedAddressees; + TQMap<TQString, KABC::Addressee> mChangedAddressees; + TQMap<TQString, KABC::Addressee> mDeletedAddressees; + + KPIM::IdMapper mIdMapper; + + class ResourceCachedPrivate; + ResourceCachedPrivate *d; + + int mReloadPolicy; + int mReloadInterval; + TQTimer mKABCReloadTimer; + bool mReloaded; + + int mSavePolicy; + int mSaveInterval; + TQTimer mKABCSaveTimer; + + TQDateTime mLastLoad; + TQDateTime mLastSave; + + protected slots: + void slotKABCReload(); + void slotKABCSave(); +}; + +} + +#endif |