Application-defined callback function that is called each time the property sheet image is refreshed. This function needs to be supplied only when the application is displaying the property sheet within its own window.
BOOL DIConfigureDevicesCallback( IUnknown * lpDDSTarget, LPVOID pvRef )
Pointer to the IUnknown interface of the surface in the lpUnkDDSTarget member of the DICONFIGUREDEVICESPARAMS structure that was passed to IDirectInput8::ConfigureDevices.
Application-defined value passed to IDirectInput8::ConfigureDevices as the pvRef parameter.
Can return TRUE or FALSE. DirectInput does not use the return value.
Header: Declared in dinput.h.