AuGetElementStates(3nas)
Name
AuGetElementStates - get the state of elements in a flow
Synopsis
- AuElementState *AuGetElementStates(server, num_states, states, status)
- AuServer *server;
int *num_states;
AuElementState *states;
AuStatus *status;
Arguments
server Specifies the connection to the audio server.
- num_states
- Specifies the number of element states in states and returns the number of element states actually returned.
- states Specifies the list of AuElementState structures indicating
- the flow and element number of the elements to return the state of.
- status If non-NULL, flush the output buffer and return the status
- from the server.
Description
AuGetElementStates returns a list of element states, or NULL, with
num_states set to 0, if there was an error. Use AuFreeElementStates to
free this list when nolonger needed.
NOTES
Attempting to get the state of a non-component element (AddConstant,
Bundle, ExportMonitor, MultiplyConstant, and Sum) will result in an
error.
Errors
AuBadFlow, AuBadLength, AuBadAlloc, AuBadElement.
See Also
AuSetElementStates.
- audiolib - Network Audio System C Language Interface