IMessage::DeleteAttach

發行項
08/28/2006

The DeleteAttach method deletes an attachment.

Syntax

HRESULT DeleteAttach (
  ULONG ulAttachmentNum,
  ULONG ulUIParam,
  LPMAPIPROGRESS lpProgress,
  ULONG ulFlags
);

Parameters

ulAttachmentNum
[in] Index number of the attachment to delete, specified by the lpulAttachmentNum parameter of IMessage::CreateAttach from when the attachment was created.
ulUIParam
[in] Ignored.
lpProgress
[in] Ignored.
ulFlags
[in] Ignored.

Return Value

This method returns the standard values E_INVALIDARG, E_OUTOFMEMORY, E_UNEXPECTED, and E_FAIL, as well as the following:

S_OK
Indicates success.

Remarks

Before calling DeleteAttach, call the IUnknown::Release method for the attachment and each of its streams.

Requirements

Pocket PC: Pocket PC 2002 and later
Smartphone: Smartphone 2002 and later
OS Versions: Windows CE 3.0 and later
Header: mapidefs.h
Library: cemapi.lib

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