author | eilers <eilers> | 2002-10-16 10:52:40 (UTC) |
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committer | eilers <eilers> | 2002-10-16 10:52:40 (UTC) |
commit | f9756ca203a06fa60413ef1a96416d87b9dc1a6b (patch) (side-by-side diff) | |
tree | 0b67c3c485349a1c31ea82e7c12526b990654d58 /libopie/pim/opimaccesstemplate.h | |
parent | 9eba62fc184260f1a0455a6dd057e2ccebf4bdac (diff) | |
download | opie-f9756ca203a06fa60413ef1a96416d87b9dc1a6b.zip opie-f9756ca203a06fa60413ef1a96416d87b9dc1a6b.tar.gz opie-f9756ca203a06fa60413ef1a96416d87b9dc1a6b.tar.bz2 |
Added some docu to the interface and now using the cache infrastucture by zecke.. :)
Diffstat (limited to 'libopie/pim/opimaccesstemplate.h') (more/less context) (ignore whitespace changes)
-rw-r--r-- | libopie/pim/opimaccesstemplate.h | 27 |
1 files changed, 21 insertions, 6 deletions
diff --git a/libopie/pim/opimaccesstemplate.h b/libopie/pim/opimaccesstemplate.h index 3e1f393..50cb1e4 100644 --- a/libopie/pim/opimaccesstemplate.h +++ b/libopie/pim/opimaccesstemplate.h @@ -24,94 +24,108 @@ class OPimAccessTemplate : public OTemplateBase<T> { public: typedef ORecordList<T> List; typedef OPimAccessBackend<T> BackEnd; typedef OPimCache<T> Cache; /** * c'tor BackEnd */ OPimAccessTemplate( BackEnd* end); virtual ~OPimAccessTemplate(); /** * load from the backend */ virtual bool load(); - /** - * reload from the backend + /** Reload database. + * You should execute this function if the external database + * was changed. + * This function will load the external database and afterwards + * rejoin the local changes. Therefore the local database will be set consistent. */ virtual bool reload(); - /** - * save to the backend + /** Save contacts database. + * Save is more a "commit". After calling this function, all changes are public available. + * @return true if successful */ virtual bool save(); /** * if the resource was changed externally + * You should use the signal handling instead of polling possible changes ! + * zecke: Do you implement a signal for otodoaccess ? */ bool wasChangedExternally()const; /** * return a List of records * you can iterate over them */ virtual List allRecords()const; /** - * queryByExample) + * queryByExample. * @see otodoaccess, ocontactaccess */ virtual List queryByExample( const T& t, int querySettings ); /** * find the OPimRecord uid */ virtual T find( int uid )const; /** * read ahead cache find method ;) */ virtual T find( int uid, const QArray<int>&, uint current, CacheDirection dir = Forward )const; /* invalidate cache here */ /** * clears the backend and invalidates the backend */ virtual void clear() ; /** * add T to the backend + * @param t The item to add. + * @return <i>true</i> if added successfully. */ virtual bool add( const T& t ) ; /* only the uid matters */ /** * remove T from the backend + * @param t The item to remove + * @return <i>true</i> if successful. */ virtual bool remove( const T& t ); /** * remove the OPimRecord with uid + * @param uid The ID of the item to remove + * @return <i>true</i> if successful. */ virtual bool remove( int uid ); /** * replace T from backend + * @param t The item to replace + * @return <i>true</i> if successful. */ virtual bool replace( const T& t) ; /** * @internal */ void cache( const T& )const; void setSaneCacheSize( int ); protected: /** * invalidate the cache */ void invalidateCache(); void setBackEnd( BackEnd* end ); /** @@ -129,33 +143,34 @@ OPimAccessTemplate<T>::OPimAccessTemplate( BackEnd* end ) { if (end ) end->setFrontend( this ); } template <class T> OPimAccessTemplate<T>::~OPimAccessTemplate() { qWarning("~OPimAccessTemplate<T>"); delete m_backEnd; } template <class T> bool OPimAccessTemplate<T>::load() { invalidateCache(); return m_backEnd->load(); } template <class T> bool OPimAccessTemplate<T>::reload() { - return m_backEnd->reload(); + invalidateCache(); // zecke: I think this should be added (se) + return m_backEnd->reload(); } template <class T> bool OPimAccessTemplate<T>::save() { return m_backEnd->save(); } template <class T> OPimAccessTemplate<T>::List OPimAccessTemplate<T>::allRecords()const { QArray<int> ints = m_backEnd->allRecords(); List lis(ints, this ); return lis; } template <class T> OPimAccessTemplate<T>::List OPimAccessTemplate<T>::queryByExample( const T& t, int sortOrder ) { QArray<int> ints = m_backEnd->queryByExample( t, sortOrder ); |