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+// file : odb/qt/date-time/mssql/qtime-traits.hxx
+// author : Constantin Michael <constantin@codesynthesis.com>
+// copyright : Copyright (c) 2009-2011 Code Synthesis Tools CC
+// license : GNU GPL v2; see accompanying LICENSE file
+
+#ifndef ODB_QT_DATE_TIME_MSSQL_QTIME_TRAITS_HXX
+#define ODB_QT_DATE_TIME_MSSQL_QTIME_TRAITS_HXX
+
+#include <odb/pre.hxx>
+
+#include <QtCore/QTime>
+
+#include <odb/mssql/traits.hxx>
+
+namespace odb
+{
+ namespace mssql
+ {
+ template <>
+ struct default_value_traits<QTime, id_time>
+ {
+ typedef QTime value_type;
+ typedef QTime query_type;
+ typedef time image_type;
+
+ static void
+ set_value (QTime& v, const time& i, bool is_null)
+ {
+ if (is_null)
+ // A null QTime value is equivalent to an invalid QTime value.
+ // Set v to an invalid time to represent null (hour value of
+ // a valid time must be in the range 0-23).
+ //
+ v.setHMS (24, 0, 0);
+ else
+ v.setHMS (i.hour,
+ i.minute,
+ i.second,
+ static_cast<int> (i.fraction / 1000000));
+ }
+
+ static void
+ set_image (time& i, unsigned short s, bool& is_null, const QTime& v)
+ {
+ if (v.isNull ())
+ is_null = true;
+ else
+ {
+ is_null = false;
+ i.hour = static_cast<SQLUSMALLINT> (v.hour ());
+ i.minute = static_cast<SQLUSMALLINT> (v.minute ());
+ i.second = static_cast<SQLUSMALLINT> (v.second ());
+
+ const unsigned int divider[8] =
+ {
+ 1000000000,
+ 100000000,
+ 10000000,
+ 1000000,
+ 100000,
+ 10000,
+ 1000,
+ 100
+ };
+
+ unsigned int ns (static_cast<unsigned int> (v.msec ()) * 1000000);
+ i.fraction = static_cast<SQLUINTEGER> (ns - ns % divider[s]);
+ }
+ }
+ };
+
+ template <>
+ struct default_type_traits<QTime>
+ {
+ static const database_type_id db_type_id = id_time;
+ };
+ }
+}
+
+#endif // ODB_QT_DATE_TIME_MSSQL_QTIME_TRAITS_HXX