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diff --git a/odb/qt/date-time/mssql/qdate-time-traits.hxx b/odb/qt/date-time/mssql/qdate-time-traits.hxx
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+// file : odb/qt/date-time/mssql/qdate-time-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_QDATETIME_TRAITS_HXX
+#define ODB_QT_DATE_TIME_MSSQL_QDATETIME_TRAITS_HXX
+
+#include <odb/pre.hxx>
+
+#include <QtCore/QDateTime>
+
+#include <odb/mssql/traits.hxx>
+
+namespace odb
+{
+ namespace mssql
+ {
+ template <>
+ struct default_value_traits<QDateTime, id_datetime>
+ {
+ typedef QDateTime value_type;
+ typedef QDateTime query_type;
+ typedef datetime image_type;
+
+ static void
+ set_value (QDateTime& v, const datetime& i, bool is_null)
+ {
+ if (is_null)
+ // Default constructor creates a null QDateTime.
+ //
+ v = QDateTime ();
+ else
+ v = QDateTime (QDate (i.year,
+ i.month,
+ i.day),
+ QTime (i.hour,
+ i.minute,
+ i.second,
+ static_cast<int> (i.fraction / 1000000)));
+ }
+
+ static void
+ set_image (datetime& i,
+ unsigned short s,
+ bool& is_null,
+ const QDateTime& v)
+ {
+ if (v.isNull ())
+ is_null = true;
+ else
+ {
+ is_null = false;
+
+ const QDate& d (v.date ());
+ const QTime& t (v.time ());
+
+ is_null = false;
+ i.year = static_cast<SQLSMALLINT> (d.year ());
+ i.month = static_cast<SQLUSMALLINT> (d.month ());
+ i.day = static_cast<SQLUSMALLINT> (d.day ());
+ i.hour = static_cast<SQLUSMALLINT> (t.hour ());
+ i.minute = static_cast<SQLUSMALLINT> (t.minute ());
+ i.second = static_cast<SQLUSMALLINT> (t.second ());
+
+ const unsigned int divider[8] =
+ {
+ 1000000000,
+ 100000000,
+ 10000000,
+ 1000000,
+ 100000,
+ 10000,
+ 1000,
+ 100
+ };
+
+ unsigned int ns (static_cast<unsigned int> (t.msec ()) * 1000000);
+ i.fraction = static_cast<SQLUINTEGER> (ns - ns % divider[s]);
+ }
+ }
+ };
+
+ template <>
+ struct default_type_traits<QDateTime>
+ {
+ static const database_type_id db_type_od = id_datetime;
+ };
+ }
+}
+
+#endif // ODB_QT_DATE_TIME_MSSQL_QDATETIME_TRAITS_HXX