IWiaImageFilter::SetNewCallback method
Sets a new application callback for the image processing filter to use for forwarding calls.
Syntax
HRESULT SetNewCallback(
[in] IWiaTransferCallback pWiaTransferCallback
);
Parameters
-
pWiaTransferCallback [in]
-
Type: IWiaTransferCallback
Specifies a pointer to the application's IWiaTransferCallback interface.
Return value
Type: HRESULT
If this method succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.
Remarks
Do not call this method directly from your application.
The image processing filter is required to release the previously stored application callback interface before setting the new callback.
If pWiaTransferCallback is NULL, the image processing filter should simply release the old application callback and return S_OK.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client |
Windows Vista [desktop apps only] |
| Minimum supported server |
Windows Server 2008 [desktop apps only] |
| Header |
|
| IDL |
|
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