def send_hello
      m = Message.new(DBus::Message::METHOD_CALL)
      m.path = "/org/freedesktop/DBus"
      m.destination = "org.freedesktop.DBus"
      m.interface = "org.freedesktop.DBus"
      m.member = "Hello"
      send_sync(m) do |rmsg|
        @unique_name = rmsg.destination
        DBus.logger.debug "Got hello reply. Our unique_name is #{@unique_name}"
      end
      @service = Service.new(@unique_name, self)
    end
def send_hello
      m = Message.new(DBus::Message::METHOD_CALL)
      m.path = "/org/freedesktop/DBus"
      m.destination = "org.freedesktop.DBus"
      m.interface = "org.freedesktop.DBus"
      m.member = "Hello"
      send_sync(m) do |rmsg|
        @unique_name = rmsg.destination
        DBus.logger.debug "Got hello reply. Our unique_name is #{@unique_name}"
      end
      @service = Service.new(@unique_name, self)
    end
Send a hello messages to the bus to let it know we are here.