Method on_connection_open

cpp/examples/flow_control.cpp:226–231

    }

    void on_connection_open(proton::connection &c) override {
        if (c.active()) {
            // outbound connection
            c.open_receiver("flow_example", proton::receiver_options().handler(receive_handler).credit_window(0));
        }
    }

    void on_connection_close(proton::connection &) override {
        listener.stop();