SafeArrayGetUBound (Windows CE 5.0)

[アーティクル]
09/14/2012

This function retrieves the upper bound for any dimension of a safearray.

HRESULT SafeArrayGetUBound(SAFEARRAY FAR* psa,unsigned intnDim,long FAR* plUbound );

Parameters

psa
[in] Pointer to an array descriptor created by SafeArrayCreate.
nDim
[in] Specifies the array dimension to get the upper bound for.
plUbound
[out] Pointer to the location to return the upper bound.

Return Values

Returns the HRESULT values shown in the following table.

Value	Description
S_OK	Success.
DISP_E_BADINDEX	The specified index is out of bounds.
E_INVALIDARG	An argument is invalid.

Remarks

Passing invalid (and under some circumstances NULL) pointers to this function causes an unexpected termination of the application.

Example

HRESULT
CEnumPoint::Create(SAFEARRAY FAR* psa, CEnumPoint FAR* FAR* ppenum)
{
  long lBound;
  HRESULT hresult;
  CEnumPoint FAR* penum;

  // Verify that the SafeArray is the proper shape.
  HRESULT = SafeArrayGetUBound(psa, 1, &lBound);
  if(FAILED(hresult))
    goto LError0;

  // Code omitted here for brevity.

LError0:;
  penum->Release();

  return hresult;
}

Requirements

OS Versions: Windows CE 2.0 and later.
Header: Oleauto.h.
Link Library: Oleaut32.lib.

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