Make it possible to see what a backend supports

7 files changed, 63 insertions, 1 deletions

diff --git a/libopie/pim/otodoaccess.cpp b/libopie/pim/otodoaccess.cpp
index 5e89a1b..37f6fbc 100644
--- a/libopie/pim/otodoaccess.cpp
+++ b/libopie/pim/otodoaccess.cpp
@@ -33,24 +33,30 @@ OTodoAccess::List OTodoAccess::effectiveToDos( const QDate& start,
     QArray<int> ints = m_todoBackEnd->effectiveToDos( start, end, includeNoDates );
 
     List lis( ints, this );
     return lis;
 }
 OTodoAccess::List OTodoAccess::effectiveToDos( const QDate& start,
                                                bool includeNoDates ) {
     return effectiveToDos( start, QDate::currentDate(),
                            includeNoDates );
 }
 OTodoAccess::List OTodoAccess::overDue() {
     List lis( m_todoBackEnd->overDue(), this );
     return lis;
 }
 /* sort order */
 OTodoAccess::List OTodoAccess::sorted( bool ascending, int sort,int filter, int cat ) {
     QArray<int> ints = m_todoBackEnd->sorted( ascending, sort,
                                       filter, cat );
     OTodoAccess::List list( ints, this );
     return list;
 }
 void OTodoAccess::removeAllCompleted() {
     m_todoBackEnd->removeAllCompleted();
 }
+QBitArray OTodoAccess::backendSupport( const QString& ) const{
+    return m_todoBackEnd->supports();
+}
+bool OTodoAccess::backendSupports( int attr,  const QString& ar) const{
+    return backendSupport(ar).testBit( attr );
+}
diff --git a/libopie/pim/otodoaccess.h b/libopie/pim/otodoaccess.h
index a626731..916923f 100644
--- a/libopie/pim/otodoaccess.h
+++ b/libopie/pim/otodoaccess.h
@@ -51,40 +51,55 @@ public:
                          bool includeNoDates = true );
 
 
     /**
      * return overdue OTodos
      */
     List overDue();
 
     /**
      *
      */
     List sorted( bool ascending, int sortOrder, int sortFilter, int cat );
 
     /**
      * merge a list of OTodos into
      * the resource
      */
     void mergeWith( const QValueList<OTodo>& );
 
     /**
      * delete all already completed items
      */
     void removeAllCompleted();
 
+    /**
+     * request information about what a backend supports.
+     * Supports in the sense of beeing able to store.
+     * This is related to the enum in OTodo
+     *
+     * @param backend Will be used in the future when we support multiple backend
+     */
+    QBitArray backendSupport( const QString& backend = QString::null )const;
+
+    /**
+     * see above but for a specefic attribute. This method was added for convience
+     * @param attr The attribute to be queried for
+     * @param backend Will be used in the future when we support multiple backends
+     */
+    bool backendSupports( int attr, const QString& backend = QString::null  )const;
 signals:
     /**
      * if the OTodoAccess was changed
      */
     void changed( const OTodoAccess* );
     void changed( const OTodoAccess*, int uid );
     void added( const OTodoAccess*,  int uid );
     void removed( const OTodoAccess*, int uid );
 private:
     int m_cat;
     OTodoAccessBackend* m_todoBackEnd;
     class OTodoAccessPrivate;
     OTodoAccessPrivate* d;
 };
 
 #endif
diff --git a/libopie/pim/otodoaccessbackend.h b/libopie/pim/otodoaccessbackend.h
index 7944a2c..05e8ca9 100644
--- a/libopie/pim/otodoaccessbackend.h
+++ b/libopie/pim/otodoaccessbackend.h
@@ -1,21 +1,24 @@
 #ifndef OPIE_TODO_ACCESS_BACKEND_H
 #define OPIE_TODO_ACCESS_BACKEND_H
 
+#include <qbitarray.h>
+
 #include "otodo.h"
 #include "opimaccessbackend.h"
 
 class OTodoAccessBackend : public OPimAccessBackend<OTodo> {
 public:
     OTodoAccessBackend();
     ~OTodoAccessBackend();
     virtual QArray<int> effectiveToDos( const QDate& start,
                                         const QDate& end,
                                         bool includeNoDates ) = 0;
     virtual QArray<int> overDue() = 0;
     virtual QArray<int> sorted( bool asc, int sortOrder, int sortFilter,
                                 int cat ) = 0;
     virtual void        removeAllCompleted() = 0;
+    virtual QBitArray supports()const = 0;
 
 };
 
 #endif
diff --git a/libopie/pim/otodoaccessvcal.cpp b/libopie/pim/otodoaccessvcal.cpp
index 2136283..9bc16c6 100644
--- a/libopie/pim/otodoaccessvcal.cpp
+++ b/libopie/pim/otodoaccessvcal.cpp
@@ -178,24 +178,44 @@ QArray<int> OTodoAccessVCal::sorted( bool, int, int, int ) {
 QArray<int> OTodoAccessVCal::allRecords()const {
     QArray<int> ar( m_map.count() );
     QMap<int, OTodo>::ConstIterator it;
     int i = 0;
     for ( it = m_map.begin(); it != m_map.end(); ++it ) {
         ar[i] = it.key();
         i++;
     }
     return ar;
 }
 QArray<int> OTodoAccessVCal::queryByExample( const OTodo&, int, const QDateTime& ) {
     QArray<int> ar(0);
     return ar;
 }
 QArray<int> OTodoAccessVCal::effectiveToDos( const QDate& ,
                                              const QDate& ,
                                              bool  ) {
     QArray<int> ar(0);
     return ar;
 }
 QArray<int> OTodoAccessVCal::overDue() {
     QArray<int> ar(0);
     return ar;
 }
+QBitArray OTodoAccessVCal::supports()const {
+    static QBitArray ar = sup();
+
+    return ar;
+}
+QBitArray OTodoAccessVCal::sup() {
+    QBitArray ar ( OTodo::CompletedDate +1 );
+    ar.fill( true );
+
+    ar[OTodo::CrossReference] = false;
+    ar[OTodo::State ] = false;
+    ar[OTodo::Reminders] = false;
+    ar[OTodo::Notifiers] = false;
+    ar[OTodo::Maintainer] = false;
+    ar[OTodo::Progress] = false;
+    ar[OTodo::Alarms ] = false;
+    ar[OTodo::Recurrence] = false;
+
+    return ar;
+}
diff --git a/libopie/pim/otodoaccessvcal.h b/libopie/pim/otodoaccessvcal.h
index a90ee9c..489416b 100644
--- a/libopie/pim/otodoaccessvcal.h
+++ b/libopie/pim/otodoaccessvcal.h
@@ -6,32 +6,34 @@
 class OTodoAccessVCal : public OTodoAccessBackend {
 public:
     OTodoAccessVCal(const QString& );
     ~OTodoAccessVCal();
 
     bool load();
     bool reload();
     bool save();
 
     QArray<int> allRecords()const;
     QArray<int> queryByExample( const OTodo& t, int sort, const QDateTime& d = QDateTime() );
     QArray<int> effectiveToDos( const QDate& start,
                                 const QDate& end,
                                 bool includeNoDates );
     QArray<int> overDue();
     QArray<int> sorted( bool asc, int sortOrder, int sortFilter,
                         int cat );
     OTodo find(int uid)const;
     void clear();
     bool add( const OTodo& );
     bool remove( int uid );
     bool replace( const OTodo& );
 
     void removeAllCompleted();
+    virtual QBitArray supports()const;
 
 private:
+    static QBitArray sup();
     bool m_dirty : 1;
     QString m_file;
     QMap<int, OTodo> m_map;
 };
 
 #endif
diff --git a/libopie/pim/otodoaccessxml.cpp b/libopie/pim/otodoaccessxml.cpp
index 71e8787..55f268b 100644
--- a/libopie/pim/otodoaccessxml.cpp
+++ b/libopie/pim/otodoaccessxml.cpp
@@ -643,33 +643,47 @@ QArray<int> OTodoAccessXML::sorted( bool asc,  int sortOrder,
             qWarning("item is not overdue but bOnly checked");
             continue;
         }
 
         if ((*it).isCompleted() && comp ) {
             qWarning("completed continue!");
             continue;
         }
 
 
         OTodoXMLContainer* con = new OTodoXMLContainer();
         con->todo = (*it);
         vector.insert(item, con );
         item++;
     }
     qWarning("XXX %d Items added", item);
     vector.resize( item );
     /* sort it now */
     vector.sort();
     /* now get the uids */
     QArray<int> array( vector.count() );
     for (uint i= 0; i < vector.count(); i++ ) {
         array[i] = ( vector.at(i) )->todo.uid();
     }
-    qWarning("array count = %d %d", array.count(), vector.count() );
     return array;
 };
 void OTodoAccessXML::removeAllCompleted() {
     for ( QMap<int, OTodo>::Iterator it = m_events.begin(); it != m_events.end(); ++it ) {
         if ( (*it).isCompleted() )
             m_events.remove( it );
     }
 }
+QBitArray OTodoAccessXML::supports()const {
+    static QBitArray ar = sup();
+    return ar;
+}
+QBitArray OTodoAccessXML::sup() {
+    QBitArray ar( OTodo::CompletedDate +1 );
+    ar.fill( true );
+    ar[OTodo::CrossReference] = false;
+    ar[OTodo::State ] = false;
+    ar[OTodo::Reminders] = false;
+    ar[OTodo::Notifiers] = false;
+    ar[OTodo::Maintainer] = false;
+
+    return ar;
+}
diff --git a/libopie/pim/otodoaccessxml.h b/libopie/pim/otodoaccessxml.h
index 1032c92..cc4a16f 100644
--- a/libopie/pim/otodoaccessxml.h
+++ b/libopie/pim/otodoaccessxml.h
@@ -18,40 +18,42 @@ public:
     OTodoAccessXML( const QString& appName,
                     const QString& fileName = QString::null );
     ~OTodoAccessXML();
 
     bool load();
     bool reload();
     bool save();
 
     QArray<int> allRecords()const;
     QArray<int> queryByExample( const OTodo&, int querysettings, const QDateTime& d = QDateTime() );
     OTodo find( int uid )const;
     void clear();
     bool add( const OTodo& );
     bool remove( int uid );
     void removeAllCompleted();
     bool replace( const OTodo& );
 
     /* our functions */
     QArray<int> effectiveToDos( const QDate& start,
                                 const QDate& end,
                                 bool includeNoDates );
     QArray<int> overDue();
     QArray<int> sorted( bool asc,  int sortOrder,
                         int sortFilter, int cat );
+    QBitArray supports()const;
 private:
+    static QBitArray sup();
     void todo( QAsciiDict<int>*, OTodo&,const QCString&,const QString& );
     QString toString( const OTodo& )const;
     QString toString( const QArray<int>& ints ) const;
     QMap<int, OTodo> m_events;
     QString m_file;
     QString m_app;
     bool m_opened : 1;
     bool m_changed : 1;
     class OTodoAccessXMLPrivate;
     OTodoAccessXMLPrivate* d;
     int m_year, m_month, m_day;
 
 };
 
 #endif