_Auction::AuctionGetBids Method [C++]

Article
11/12/2009

Use this method to retrieve all the bids for the specified auction item.

Definition

[C++]

HRESULT _Auction::AuctionGetBids(BSTRszAuctionId,
  DATEdtSinceDate,
  IDispatch**rsBids);

[Visual Basic]

Function AuctionGetBids(szAuctionId As String,
  Optional dtSinceDate As Date) As Object

Parameters

szAuctionId[C++]
[in] A BSTR that contains the auction ID.
szAuctionId[Visual Basic]
A String that contains the auction ID.
dtSinceDate[C++]
[in, optional, defaultvalue (12:00:00 AM)] A DATE that specifies to return only those bids whose status have changed since the indicated date. Status changes are due to bid updates or calculated field updates. A value of NULL indicates to return all bids.
dtSinceDate[Visual Basic]
An optional Date that specifies to return only those bids whose status have changed since the indicated date. Status changes are due to bid updates or calculated field updates. A value of NULL indicates to return all bids.
rsBids[C++]
[out, retval] The address of a pointer to the IDispatch interface of the ADODB.Recordset object used to return the specified bids.

Return Values

[C++] This method returns an HRESULT indicating whether it completed successfully. See the Error Values section for more details.

[Visual Basic] If this method completes successfully, it returns an ADODB.Recordset object that contains the specified bids.

Error Values

[C++] This method returns S_OK (0x00000000) to indicate success and standard COM HRESULT error values to indicate failure. For more information about standard COM errors, see Standard COM Errors. Additional information may be available using the global Err object, which can be accessed using the API function GetErrorInfo. In particular, the GetDescription method of the IErrorInfo interface may return a text description of the error.

[Visual Basic] This method sets the Number property of the global Err object to S_OK (&H00000000) to indicate success and to standard COM error values to indicate failure. For more information about standard COM errors, see Standard COM Errors. Additional information may be available using the global Err object. In particular, the Description property may contain a text description of the error.

Remarks

For more information about memory ownership issues related to COM property and method parameters, see Managing COM Parameter Memory.