IAttach Interface

IID_IAttach

{00020308-0000-0000-C000-000000000046}

The IAttach interface is used to maintain and provide access to the properties of attachments in messages. The IAttach interface has no unique methods of its own. Inherits from IMAPIProp.

Methods in VTable order

IUnknown Methods

Description

QueryInterface

Returns pointers to supported interfaces.

AddRef

Increments reference count.

Release

Decrements reference count.

IMAPIProp Methods

Description

GetLastError

Returns a MAPIERROR structure containing information about the previous error.

SaveChanges

Makes permanent any changes made to an object since the last save operation.

GetProps

Retrieves one or more properties.

GetPropList

Returns property tags for all properties.

OpenProperty

Returns a pointer to an interface to be used to access a property.

SetProps

Updates one or more properties.

DeleteProps

Deletes one or more properties.

CopyTo

Copies or moves all properties, except for specifically excluded properties.

CopyProps

Copies or moves selected properties.

GetNamesFromIDs

Provides the property names that correspond to one or more property identifiers.

GetIDsFromNames

Provides the property identifiers that correspond to one or more property names.