This documentation is archived and is not being maintained.

IDataObject.EnumFormatEtc Method

Retrieves a pointer to an object that can enumerate the FORMATETC enumerator types that this implementation supports.

Namespace:  Microsoft.Aspnet.Snapin
Assembly:  AspNetMMCExt (in AspNetMMCExt.dll)

int EnumFormatEtc(
	int a,
	IntPtr b


Type: System.Int32

A value from the DATADIR indicating the direction of the data.

Type: System.IntPtr

An output variable address receiving the IEnumFORMATETC.

Return Value

Type: System.Int32
The EnumFormatEtc method supports the standard return values E_INVALIDARG and E_OUTOFMEMORY, as well as the following return values:

Return value



This call to the EnumFormatEtc method successfully created the enumerator object.


The specified direction is not supported.


A request to OLE to enumerate the formats from the registry.

For more information about programming with the IDataObject interface and the Microsoft Management Console (MMC), see the "MMC Programmer's Guide" in the MSDN Library.

Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98

The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

.NET Framework

Supported in: 3.5, 3.0, 2.0