Interface IPropertySetStorage

The IPropertySetStorage interface creates, opens, deletes, and enumerates property set storages that support instances of the IPropertyStorage interface.

Namespace: Syncfusion.CompoundFile.DocIO.Native
Assembly: Syncfusion.DocIO.UWP.dll
Syntax
public interface IPropertySetStorage

Methods

Create(ref Guid, ref Guid, UInt32, STGM, out IPropertyStorage)

The Create method creates and opens a new property set in the property set storage object.

Declaration
void Create(ref Guid rfmtid, ref Guid pclsid, uint grfFlags, STGM grfMode, out IPropertyStorage ppprstg)
Parameters
Type Name Description
System.Guid rfmtid

The FMTID of the property set to be created. For information about FMTIDs that are well-known and predefined in the Platform SDK, see Predefined Property Set Format Identifiers.
System.Guid pclsid

A pointer to the initial class identifier CLSID for this property set. May be NULL, in which case it is set to all zeroes.
System.UInt32 grfFlags

The values from PROPSETFLAG Constants.
STGM grfMode

An access mode in which the newly created property set is to be opened, taken from certain values of STGM_Constants, as described in the following Remarks section.
IPropertyStorage ppprstg

A pointer to the output variable that receives the IPropertyStorage interface pointer.

Delete(ref Guid)

The Delete method deletes one of the property sets contained in the property set storage object.

Declaration
void Delete(ref Guid rfmtid)
Parameters
Type Name Description
System.Guid rfmtid

FMTID of the property set to be deleted.

Enum(out IEnumSTATPROPSETSTG)

The Enum method creates an enumerator object which contains information on the property sets stored in this property set storage.

Declaration
void Enum(out IEnumSTATPROPSETSTG ppenum)
Parameters
Type Name Description
IEnumSTATPROPSETSTG ppenum

Pointer to IEnumSTATPROPSETSTG pointer variable that receives the interface pointer to the newly created enumerator object.

Open(ref Guid, STGM, out IPropertyStorage)

The Open method opens a property set contained in the property set storage object.

Declaration
int Open(ref Guid rfmtid, STGM grfMode, out IPropertyStorage ppprstg)
Parameters
Type Name Description
System.Guid rfmtid

The format identifier (FMTID) of the property set to be opened. For more information about well-known and predefined FMTIDs in the Platform SDK
STGM grfMode

The access mode in which the newly created property set is to be opened. These flags are taken from STGM Constants.
IPropertyStorage ppprstg

A pointer to the IPropertyStorage pointer variable that receives the interface pointer to the requested property storage subobject.
Returns
Type
System.Int32

Extension Methods