void OnDeviceStateChanged(
	string deviceId,
	DeviceState newState
)

Sub OnDeviceStateChanged ( 
	deviceId As String,
	newState As DeviceState
)

void OnDeviceStateChanged(
	String^ deviceId, 
	DeviceState newState
)

abstract OnDeviceStateChanged : 
        deviceId : string * 
        newState : DeviceState -> unit