Start receiving virtual keyboard events.
BPS_API int virtualkeyboard_request_events(int flags)
The types of events to deliver. A value of zero indicates that all events are requested. The meaning of non-zero values is reserved for future use.
The virtualkeyboard_request_events() function starts to deliver virtual keyboard events to the application using BPS.
BPS_SUCCESS upon success, BPS_FAILURE with errno set otherwise.