diff options
Diffstat (limited to 'src/sql/drivers/odbc/qsql_odbc.cpp')
| -rw-r--r-- | src/sql/drivers/odbc/qsql_odbc.cpp | 67 |
1 files changed, 37 insertions, 30 deletions
diff --git a/src/sql/drivers/odbc/qsql_odbc.cpp b/src/sql/drivers/odbc/qsql_odbc.cpp index 8eaa8bf..727c5ce 100644 --- a/src/sql/drivers/odbc/qsql_odbc.cpp +++ b/src/sql/drivers/odbc/qsql_odbc.cpp @@ -1,7 +1,7 @@ /**************************************************************************** ** ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). -** Contact: Qt Software Information (qt-info@nokia.com) +** Contact: Nokia Corporation (qt-info@nokia.com) ** ** This file is part of the QtSql module of the Qt Toolkit. ** @@ -34,7 +34,7 @@ ** met: http://www.gnu.org/copyleft/gpl.html. ** ** If you are unsure which license is appropriate for your use, please -** contact the sales department at qt-sales@nokia.com. +** contact the sales department at http://www.qtsoftware.com/contact. ** $QT_END_LICENSE$ ** ****************************************************************************/ @@ -127,7 +127,7 @@ class QODBCPrivate { public: QODBCPrivate() - : hEnv(0), hDbc(0), hStmt(0), useSchema(false), hasSQLFetchScroll(true), precisionPolicy(QSql::HighPrecision) + : hEnv(0), hDbc(0), hStmt(0), useSchema(false), hasSQLFetchScroll(true) { sql_char_type = sql_varchar_type = sql_longvarchar_type = QVariant::ByteArray; unicode = false; @@ -151,7 +151,6 @@ public: int fieldCacheIdx; int disconnectCount; bool hasSQLFetchScroll; - QSql::NumericalPrecisionPolicy precisionPolicy; bool isStmtHandleValid(const QSqlDriver *driver); void updateStmtHandleState(const QSqlDriver *driver); @@ -444,6 +443,26 @@ static QVariant qGetIntData(SQLHANDLE hStmt, int column, bool isSigned = true) return uint(intbuf); } +static QVariant qGetDoubleData(SQLHANDLE hStmt, int column) +{ + SQLDOUBLE dblbuf; + QSQLLEN lengthIndicator = 0; + SQLRETURN r = SQLGetData(hStmt, + column+1, + SQL_C_DOUBLE, + (SQLPOINTER) &dblbuf, + 0, + &lengthIndicator); + if (r != SQL_SUCCESS && r != SQL_SUCCESS_WITH_INFO) { + return QVariant(QVariant::Invalid); + } + if(lengthIndicator == SQL_NULL_DATA) + return QVariant(QVariant::Double); + + return (double) dblbuf; +} + + static QVariant qGetBigIntData(SQLHANDLE hStmt, int column, bool isSigned = true) { SQLBIGINT lngbuf = 0; @@ -1109,29 +1128,21 @@ QVariant QODBCResult::data(int field) d->fieldCache[i] = qGetStringData(d->hStmt, i, info.length(), true); break; case QVariant::Double: - { - QString value=qGetStringData(d->hStmt, i, info.length(), false); - bool ok=false; - switch(d->precisionPolicy) { - case QSql::LowPrecisionInt32: - d->fieldCache[i] = value.toInt(&ok); - break; - case QSql::LowPrecisionInt64: - d->fieldCache[i] = value.toLongLong(&ok); - break; - case QSql::LowPrecisionDouble: - d->fieldCache[i] = value.toDouble(&ok); - break; - case QSql::HighPrecision: - default: - d->fieldCache[i] = value; - ok=true; - break; - } - if(ok==false) - d->fieldCache[i] = QVariant(); - break; + switch(numericalPrecisionPolicy()) { + case QSql::LowPrecisionInt32: + d->fieldCache[i] = qGetIntData(d->hStmt, i); + break; + case QSql::LowPrecisionInt64: + d->fieldCache[i] = qGetBigIntData(d->hStmt, i); + break; + case QSql::LowPrecisionDouble: + d->fieldCache[i] = qGetDoubleData(d->hStmt, i); + break; + case QSql::HighPrecision: + d->fieldCache[i] = qGetStringData(d->hStmt, i, info.length(), false); + break; } + break; default: d->fieldCache[i] = QVariant(qGetStringData(d->hStmt, i, info.length(), false)); break; @@ -1628,10 +1639,6 @@ void QODBCResult::virtual_hook(int id, void *data) Q_ASSERT(data); *static_cast<bool*>(data) = nextResult(); break; - case QSqlResult::SetNumericalPrecision: - Q_ASSERT(data); - d->precisionPolicy = *reinterpret_cast<QSql::NumericalPrecisionPolicy *>(data); - break; default: QSqlResult::virtual_hook(id, data); } |