IPortableDevicePropertiesBulkCallback::OnStart method (portabledeviceapi.h)
The OnStart method is called by the SDK when a bulk operation started by IPortableDevicePropertiesBulk::Start is about to begin.
Syntax
HRESULT OnStart(
[in] REFGUID pContext
);
Parameters
[in] pContext
Pointer to a GUID that identifies which operation has started. This value is produced by a Queue... method of the IPortableDevicePropertiesBulk interface.
Return value
The application should return either S_OK or an error code to abandon the operation. The application should handle all error codes in the same manner.
Requirements
Requirement | Value |
---|---|
Target Platform | Windows |
Header | portabledeviceapi.h |
Library | PortableDeviceGUIDs.lib |