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GetClassFileOrMime

  • Artigo

A version of this page is also available for

Windows Embedded CE 6.0 R3

4/8/2010

This function retrieves the CLSID of the object to instantiate for the specified file.

Syntax

HRESULT GetClassFileOrMime(
  LPBC pBC,
  LPCWSTR szFilename,
  LPVOID pBuffer,
  DWORD cbSize,
  LPCWSTR szMime,
  DWORD dwReserved,
  CLSID* pclsid
);

Parameters

  • pBC
    Optional. Address of a bind context that can affect the mapping to a CLSID. This parameter should usually be NULL, although it can be used to override system CLSID mappings when used in conjunction with RegisterMediaTypeClass.
  • szFilename
    Optional. Address of a string variable that contains the file name.
  • pBuffer
    Optional. Address of a buffer that contains data from the beginning of the file.
  • cbSize
    Unsigned long integer value that contains the size of pBuffer.
  • szMime
    Optional. Address of a string variable that contains the MIME type of the file.
  • dwReserved
    Reserved. Must be set to zero.
  • pclsid
    Address of a CLSID that receives the CLSID of the object to instantiate for the specified file.

Return Value

Returns S_OK if successful or an error value otherwise.

Requirements

Header urlmon.h, urlmon.idl
Library urlmon.lib
Windows Embedded CE Windows CE .NET 4.0 and later
Windows Mobile Windows Mobile Version 5.0 and later