Diffstat (limited to 'libopie/pim/opimaccessbackend.h') (more/less context) (ignore whitespace changes)
-rw-r--r-- | libopie/pim/opimaccessbackend.h | 160 |
1 files changed, 0 insertions, 160 deletions
diff --git a/libopie/pim/opimaccessbackend.h b/libopie/pim/opimaccessbackend.h deleted file mode 100644 index fd264fc..0000000 --- a/libopie/pim/opimaccessbackend.h +++ b/dev/null @@ -1,160 +0,0 @@ -#ifndef OPIE_PIM_ACCESS_BACKEND -#define OPIE_PIM_ACCESS_BACKEND - -#include <qarray.h> -#include <qdatetime.h> - -#include <opie/otemplatebase.h> -#include <opie/opimrecord.h> - - -class OPimAccessBackendPrivate; -/** - * OPimAccessBackend is the base class - * for all private backends - * it operates on OPimRecord as the base class - * and it's responsible for fast manipulating - * the resource the implementation takes care - * of - */ -template <class T = OPimRecord> -class OPimAccessBackend { -public: - typedef OTemplateBase<T> Frontend; - - /** The access hint from the frontend */ - OPimAccessBackend(int access = 0); - virtual ~OPimAccessBackend(); - - /** - * load the resource - */ - virtual bool load() = 0; - - /** - * reload the resource - */ - virtual bool reload() = 0; - - /** - * save the resource and - * all it's changes - */ - virtual bool save() = 0; - - /** - * return an array of - * all available uids - */ - virtual QArray<int> allRecords()const = 0; - - /** - * return a List of records - * that match the regex - */ - virtual QArray<int> matchRegexp(const QRegExp &r) const = 0; - - /** - * queryByExample for T with the given Settings - * - */ - virtual QArray<int> queryByExample( const T& t, int settings, const QDateTime& d = QDateTime() ) = 0; - - /** - * find the OPimRecord with uid @param uid - * returns T and T.isEmpty() if nothing was found - */ - virtual T find(int uid )const = 0; - - virtual T find(int uid, const QArray<int>& items, - uint current, typename Frontend::CacheDirection )const ; - /** - * clear the back end - */ - virtual void clear() = 0; - - /** - * add T - */ - virtual bool add( const T& t ) = 0; - - /** - * remove - */ - virtual bool remove( int uid ) = 0; - - /** - * replace a record with T.uid() - */ - virtual bool replace( const T& t ) = 0; - - /* - * setTheFrontEnd!!! - */ - void setFrontend( Frontend* front ); - - /** - * set the read ahead count - */ - void setReadAhead( uint count ); -protected: - int access()const; - void cache( const T& t )const; - - /** - * use a prime number here! - */ - void setSaneCacheSize( int ); - - uint readAhead()const; - -private: - OPimAccessBackendPrivate *d; - Frontend* m_front; - uint m_read; - int m_acc; - -}; - -template <class T> -OPimAccessBackend<T>::OPimAccessBackend(int acc) - : m_acc( acc ) -{ - m_front = 0l; -} -template <class T> -OPimAccessBackend<T>::~OPimAccessBackend() { - -} -template <class T> -void OPimAccessBackend<T>::setFrontend( Frontend* fr ) { - m_front = fr; -} -template <class T> -void OPimAccessBackend<T>::cache( const T& t )const { - if (m_front ) - m_front->cache( t ); -} -template <class T> -void OPimAccessBackend<T>::setSaneCacheSize( int size) { - if (m_front ) - m_front->setSaneCacheSize( size ); -} -template <class T> -T OPimAccessBackend<T>::find( int uid, const QArray<int>&, - uint, typename Frontend::CacheDirection )const { - return find( uid ); -} -template <class T> -void OPimAccessBackend<T>::setReadAhead( uint count ) { - m_read = count; -} -template <class T> -uint OPimAccessBackend<T>::readAhead()const { - return m_read; -} -template <class T> -int OPimAccessBackend<T>::access()const { - return m_acc; -} -#endif |