ISpNotifyTranslator::InitSpNotifyCallback (SAPI 5.3)

Microsoft Speech API 5.3

ISpNotifyTranslator::InitSpNotifyCallback

ISpNotifyTranslator::InitSpNotifyCallback sets up this instance to call the virtual method ISpNotifyCallback::NotifyCallback for notifications.

  
    HRESULT InitSpNotifyCallback(
   ISpNotifyCallback   *pSpCallback,
   WPARAM               wParam,
   LPARAM               lParam
);

Parameters

• pSpCallback
  [in] A pointer to an application-defined implementation of the ISpNotifyCallback interface.
• wParam
  [in] Constant WPARAM value that will be passed to the ISpNotifyCallback::NotifyCallback method when it is called.
• lParam
  [in] Constant LPARAM value that will be passed to the ISpNotifyCallback::NotifyCallback method when it is called.

Return values

Value

S_OK

SPERR_ALREADY_INITIALIZED

E_INVALIDARG

FAILED(hr)

Remarks

The application will be called back on the same thread that calls this method. The callback will be called as a result of window message processing, so the thread must have a message pump.  For more details, see the documentation for ISpNotifyCallback.