共用方式為


CUtlProps Class

Implements properties for a variety of OLE DB property interfaces (for example, IDBProperties, IDBProperties, and IRowsetInfo).

template < class T >
class ATL_NO_VTABLE CUtlProps : public CUtlPropsBase

Parameters

  • T
    The class that contains the BEGIN_PROPSET_MAP.

Members

Methods

GetPropValue

Gets a property from a property set.

IsValidValue

Used to validate a value before setting a property.

OnInterfaceRequested

Handles requests for an optional interface when a consumer calls a method on an object creation interface.

OnPropertyChanged

Called after setting a property to handle chained properties.

SetPropValue

Sets a property in a property set.

Remarks

Most of this class is an implementation detail.

CUtlProps contains two members for setting properties internally: GetPropValue and SetPropValue.

For more information on the macros used in a property set map, see BEGIN_PROPSET_MAP and END_PROPSET_MAP.

Requirements

Header: atldb.h

See Also

Concepts

OLE DB Provider Templates (C++)

OLE DB Provider Template Architecture