def callback(player, volume, user_param1, ...)
The 'volume-changed' signal is emitted when the output stream volume is changed externally.
player : |
instance of RB.Player that is emitting the signal |
volume : |
the new volume level |
user_param1 : |
first user parameter (if any) specified with the connect() method |
... : |
additional user parameters (if any) |