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author | Karen Arutyunov <karen@codesynthesis.com> | 2024-02-01 20:50:43 +0300 |
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committer | Karen Arutyunov <karen@codesynthesis.com> | 2024-02-01 20:50:43 +0300 |
commit | 5f1cd97b9727fe10df79e1eb316ff493d9dfc2a9 (patch) | |
tree | 3f0d866222115bd1b42cb538efaac2219ef2afa8 /libodb-qt/odb/qt/date-time/mssql/qdate-time-traits.hxx | |
parent | c020bda61fe4a8108772309561d1f8e2f089aec0 (diff) |
Turn libodb-qt repository into package for muti-package repositorylibodb-qt
Diffstat (limited to 'libodb-qt/odb/qt/date-time/mssql/qdate-time-traits.hxx')
-rw-r--r-- | libodb-qt/odb/qt/date-time/mssql/qdate-time-traits.hxx | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/libodb-qt/odb/qt/date-time/mssql/qdate-time-traits.hxx b/libodb-qt/odb/qt/date-time/mssql/qdate-time-traits.hxx new file mode 100644 index 0000000..5fd8a98 --- /dev/null +++ b/libodb-qt/odb/qt/date-time/mssql/qdate-time-traits.hxx @@ -0,0 +1,104 @@ +// file : odb/qt/date-time/mssql/qdate-time-traits.hxx +// 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 ()); + + // Scale value 8 indicates we are dealing with SMALLDATETIME + // which has the minutes precision. + // + if (s != 8) + { + 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]); + } + else + { + i.second = 0; + i.fraction = 0; + } + } + } + }; + + template <> + struct default_type_traits<QDateTime> + { + static const database_type_id db_type_od = id_datetime; + }; + } +} + +#include <odb/post.hxx> + +#endif // ODB_QT_DATE_TIME_MSSQL_QDATETIME_TRAITS_HXX |