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// file : odb/qt/smart-ptr/wrapper-traits.hxx
// copyright : Copyright (c) 2009-2017 Code Synthesis Tools CC
// license : GNU GPL v2; see accompanying LICENSE file
#ifndef ODB_QT_SMART_PTR_WRAPPER_TRAITS_HXX
#define ODB_QT_SMART_PTR_WRAPPER_TRAITS_HXX
#include <odb/pre.hxx>
#include <QtCore/QSharedPointer>
#include <odb/wrapper-traits.hxx>
namespace odb
{
// Specialization for QSharedPointer.
//
template <typename T>
class wrapper_traits< QSharedPointer<T> >
{
public:
typedef T wrapped_type;
typedef QSharedPointer<T> wrapper_type;
// T can be const.
//
typedef
typename odb::details::meta::remove_const<T>::result
unrestricted_wrapped_type;
static const bool null_handler = true;
static const bool null_default = false;
static bool
get_null (const wrapper_type& p)
{
return p.isNull ();
}
static void
set_null (wrapper_type& p)
{
p.clear ();
}
static const wrapped_type&
get_ref (const wrapper_type& p)
{
return *p;
}
static wrapped_type&
set_ref (wrapper_type& p)
{
if (p.isNull ())
p = wrapper_type (new unrestricted_wrapped_type);
return const_cast<unrestricted_wrapped_type&> (*p);
}
};
}
#include <odb/post.hxx>
#endif // ODB_QT_SMART_PTR_WRAPPER_TRAITS_HXX
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