IOHIDManagerRegisterInputValueCallback
Registers a callback to be used when an input value is issued by any enumerated device.
Declaration
void IOHIDManagerRegisterInputValueCallback(IOHIDManagerRef manager, IOHIDValueCallback callback, void *context);Parameters
- manager:
Reference to an IOHIDManagerRef.
- callback:
Pointer to a callback method of type IOHIDValueCallback.
- context:
Pointer to data to be passed to the callback.
Discussion
An input element refers to any element of type kIOHIDElementTypeInput and is usually issued by interrupt driven reports.
See Also
Miscellaneous
IOHIDManagerCloseIOHIDManagerCopyDevicesIOHIDManagerCreateIOHIDManagerGetPropertyIOHIDManagerGetTypeIDIOHIDManagerOpenIOHIDManagerRegisterDeviceMatchingCallbackIOHIDManagerRegisterDeviceRemovalCallbackIOHIDManagerRegisterInputReportCallbackIOHIDManagerSaveToPropertyDomainIOHIDManagerScheduleWithRunLoopIOHIDManagerSetDeviceMatchingIOHIDManagerSetDeviceMatchingMultipleIOHIDManagerSetInputValueMatchingIOHIDManagerSetInputValueMatchingMultipleIOHIDManagerSetPropertyIOHIDManagerUnscheduleFromRunLoop