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Provides an implementation of the IConvertType interface.
Syntax
template <class T>
class ATL_NO_VTABLE IConvertTypeImpl
: public IConvertType, public CConvertHelper
Parameters
T
Your class, derived from IConvertTypeImpl.
Requirements
Header: atldb.h
Members
Interface Methods
| Name | Description |
|---|---|
| CanConvert | Gives information on the availability of type conversions on a command or on a rowset. |
Remarks
This interface is mandatory on commands, rowsets, and index rowsets. IConvertTypeImpl implements the interface by delegating to the conversion object supplied by OLE DB.
IConvertTypeImpl::CanConvert
Gives information on the availability of type conversions on a command or on a rowset.
Syntax
STDMETHOD(CanConvert)(DBTYPE wFromType,
DBTYPE wToType,
DBCONVERTFLAGS dwConvertFlags);
Parameters
See IConvertType::CanConvert in the OLE DB Programmer's Reference.
Remarks
Uses OLE DB data conversion in MSADC.DLL.
See also
OLE DB Provider Templates
OLE DB Provider Template Architecture