1 files changed, 130 insertions, 0 deletions

diff --git a/libopie2/opiepim/core/opimtemplatebase.h b/libopie2/opiepim/core/opimtemplatebase.h
new file mode 100644
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+++ b/libopie2/opiepim/core/opimtemplatebase.h
@@ -0,0 +1,130 @@
+/*
+                             This file is part of the Opie Project
+                             Copyright (C) The Main Author <main-author@whereever.org>
+              =.             Copyright (C) The Opie Team <opie-devel@handhelds.org>
+            .=l.
+           .>+-=
+ _;:,     .>    :=|.         This program is free software; you can
+.> <`_,   >  .   <=          redistribute it and/or  modify it under
+:`=1 )Y*s>-.--   :           the terms of the GNU Library General Public
+.="- .-=="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>
+
+/* 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()= 0;
+    virtual OPimRecord* record()const = 0;
+    virtual OPimRecord* record(int uid)const = 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!!!
+ */
+class OTemplateBasePrivate;
+template <class T = OPimRecord>
+class OTemplateBase : public OPimBase {
+public:
+    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;
+    virtual void cache( const T& )const = 0;
+    virtual void setSaneCacheSize( int ) = 0;
+
+    /* reimplement of OPimBase */
+    int rtti();
+    OPimRecord* record()const;
+    OPimRecord* record(int uid )const;
+    static T* rec();
+    
+private:
+    OTemplateBasePrivate *d;    
+};
+
+/*
+ * implementation
+ */
+template <class T>
+int
+OTemplateBase<T>::rtti() {
+    return T::rtti();
+}
+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;
+}
+
+}
+
+#endif