SafeArrayDestroy

项目
06/30/2006

This function destroys an existing array descriptor and all of the data in the array. If objects are stored in the array, Release is called on each object in the array.

HRESULT SafeArrayDestroy( 
  SAFEARRAY FAR* psa 
);

Parameters

psa
[in] Pointer to an array descriptor created by SafeArrayCreate.

Return Values

The following table shows the HRESULT values that can be returned by this function.

Value	Description
S_OK	Success.
DISP_E_ARRAYISLOCKED	The array is currently locked.
E_INVALIDARG	The item pointed to by psa is not a safearray descriptor.

Remarks

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

Example

STDMETHODIMP_(ULONG) CEnumPoint::Release()
{
  if(--m_refs == 0){
    if(m_psa != NULL)
    SafeArrayDestroy(m_psa);
    delete this;
    return 0;
  }
  return m_refs;
}

Requirements

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

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