HandleChangeDecibelValue
Tells the slider control the decibel value is changing.
Declaration
virtual kern_return_t HandleChangeDecibelValue(float in_decibel_value);Parameters
- in_decibel_value:
The new decibel value to set.
Return Value
kIOReturnSuccess on success, or another value if an error occurs. For a list of error codes, see Error Codes.
Discussion
The default implementation calls SetDecibelValue and returns kIOReturnSuccess. Subclass and override this method to handle changes to the stream format and return kIOReturnSuccess upon success.