1 files changed, 123 insertions, 0 deletions
diff --git a/libkcal/assignmentvisitor.cpp b/libkcal/assignmentvisitor.cpp
new file mode 100644
index 000000000..023df8572
--- /dev/null
+++ b/libkcal/assignmentvisitor.cpp
@@ -0,0 +1,123 @@
+/*
+    Copyright (c) 2009 Kevin Krammer <kevin.krammer@gmx.at>
+
+    This library is free software; you can redistribute it and/or modify it
+    under the terms of the GNU Library General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or (at your
+    option) any later version.
+
+    This library 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., 51 Franklin Street, Fifth Floor, Boston, MA
+    02110-1301, USA.
+*/
+
+#include "assignmentvisitor.h"
+
+#include "event.h"
+#include "freebusy.h"
+#include "journal.h"
+#include "todo.h"
+
+#include <kdebug.h>
+
+using namespace KCal;
+
+class AssignmentVisitor::Private
+{
+  public:
+    Private() : mSource( 0 ) {}
+
+  public:
+    const IncidenceBase *mSource;
+};
+
+AssignmentVisitor::AssignmentVisitor() : d( new Private() )
+{
+}
+
+AssignmentVisitor::~AssignmentVisitor()
+{
+  delete d;
+}
+
+bool AssignmentVisitor::assign( IncidenceBase *target, const IncidenceBase *source )
+{
+  Q_ASSERT( target != 0 );
+  Q_ASSERT( source != 0 );
+
+  d->mSource = source;
+
+  bool result = target->accept( *this );
+
+  d->mSource = 0;
+
+  return result;
+}
+
+bool AssignmentVisitor::visit( Event *event )
+{
+  Q_ASSERT( event != 0 );
+
+  const Event *source = dynamic_cast<const Event*>( d->mSource );
+  if ( source == 0 ) {
+    kdError(5800) << "Type mismatch: source is" << d->mSource->type()
+                  << "target is" << event->type();
+    return false;
+  }
+
+  *event = *source;
+  return true;
+}
+
+bool AssignmentVisitor::visit( Todo *todo )
+{
+  Q_ASSERT( todo != 0 );
+
+  const Todo *source = dynamic_cast<const Todo*>( d->mSource );
+  if ( source == 0 ) {
+    kdError(5800) << "Type mismatch: source is" << d->mSource->type()
+                  << "target is" << todo->type();
+    return false;
+  }
+
+  *todo = *source;
+  return true;
+}
+
+bool AssignmentVisitor::visit( Journal *journal )
+{
+  Q_ASSERT( journal != 0 );
+
+  const Journal *source = dynamic_cast<const Journal*>( d->mSource );
+  if ( source == 0 ) {
+    kdError(5800) << "Type mismatch: source is" << d->mSource->type()
+                  << "target is" << journal->type();
+    return false;
+  }
+
+  *journal = *source;
+  return true;
+}
+
+bool AssignmentVisitor::visit( FreeBusy *freebusy )
+{
+  Q_ASSERT( freebusy != 0 );
+
+  const FreeBusy *source = dynamic_cast<const FreeBusy*>( d->mSource );
+  if ( source == 0 ) {
+    kdError(5800) << "Type mismatch: source is" << d->mSource->type()
+                  << "target is" << freebusy->type();
+    return false;
+  }
+
+  *freebusy = *source;
+  return true;
+}
+
+// kate: space-indent on; indent-width 2; replace-tabs on;