Diffstat (limited to 'libopie2/opiepim/core/opimtemplatebase.h') (more/less context) (show whitespace changes)
-rw-r--r-- | libopie2/opiepim/core/opimtemplatebase.h | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/libopie2/opiepim/core/opimtemplatebase.h b/libopie2/opiepim/core/opimtemplatebase.h index b48dfed..ec9a94e 100644 --- a/libopie2/opiepim/core/opimtemplatebase.h +++ b/libopie2/opiepim/core/opimtemplatebase.h @@ -10,112 +10,126 @@ .="- .-=="i, .._ License as published by the Free Software - . .-<_> .<> Foundation; either version 2 of the License, ._= =} : or (at your option) any later version. .%`+i> _;_. .i_,=:_. -<s. This program 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #ifndef OTEMPLATEBASE_H #define OTEMPLATEBASE_H /* OPIE */ #include <opie2/opimrecord.h> +#include <opie2/opimcache.h> /* QT */ #include <qarray.h> namespace Opie { /** * Templates do not have a base class, This is why * we've this class * this is here to give us the possibility * to have a common base class * You may not want to use that interface internaly * POOR mans interface */ class OPimBasePrivate; struct OPimBase { /** * return the rtti */ virtual int rtti() const = 0; virtual OPimRecord* record()const = 0; virtual OPimRecord* record(int uid)const = 0; virtual bool add( const OPimRecord& ) = 0; virtual bool add( const OPimRecord* ) = 0; virtual bool remove( int uid ) = 0; virtual bool remove( const OPimRecord& ) = 0; virtual void clear() = 0; virtual bool load() = 0; virtual bool save() = 0; virtual QArray<int> records()const = 0; /* * ADD editing here? * -zecke */ private: OPimBasePrivate* d; }; /** * internal template base - * T needs to implement the copy c'tor!!! + * Attention: T needs to implement the copy c'tor!!! */ class OTemplateBasePrivate; template <class T = OPimRecord> class OTemplateBase : public OPimBase { public: + /** Look ahead direction of cache */ enum CacheDirection { Forward=0, Reverse }; + OTemplateBase() { }; virtual ~OTemplateBase() { } virtual T find( int uid )const = 0; /** * read ahead find */ virtual T find( int uid, const QArray<int>& items, uint current, CacheDirection dir = Forward )const = 0; + + /** + * Find in Cache.. + * Returns empty object if nothing found. + */ + virtual T cacheFind( int uid )const = 0; + + /** + * Put element into Cache + */ virtual void cache( const T& )const = 0; virtual void setSaneCacheSize( int ) = 0; OPimRecord* record()const; OPimRecord* record(int uid )const; static T* rec(); + private: OTemplateBasePrivate *d; }; template <class T> OPimRecord* OTemplateBase<T>::record()const { T* t = new T; return t; } template <class T> OPimRecord* OTemplateBase<T>::record(int uid )const { T t2 = find(uid ); T* t1 = new T(t2); return t1; }; template <class T> T* OTemplateBase<T>::rec() { return new T; } } |