Method UserInterface

examples/standaloneasio_nonowner_iocontext.cpp:46–97

{
public:
    explicit UserInterface(IoContext& iocontext) : scheduler(iocontext)
    {
        auto rootMenu = make_unique< Menu >("cli");
        rootMenu->Insert(
                "hello",
                [](std::ostream& out){ out << "Hello, world\n"; },
                "Print hello world" );
        colorCmd = rootMenu->Insert(
                "color",
                [&](std::ostream& out)
                {
                    out << "Colors ON\n";
                    SetColor();
                    colorCmd.Disable();
                    nocolorCmd.Enable();
                },
                "Enable colors in the cli" );
        nocolorCmd = rootMenu->Insert(
                "nocolor",
                [&](std::ostream& out)
                {
                    out << "Colors OFF\n";
                    SetNoColor();
                    colorCmd.Enable();
                    nocolorCmd.Disable();
                },
                "Disable colors in the cli" );

        cli = make_unique<Cli>(std::move(rootMenu));
        // global exit action
        cli->ExitAction( [](auto& out){ out << "Goodbye and thanks for all the fish.\n"; } );
        // std exception custom handler
        cli->StdExceptionHandler(
            [](std::ostream& out, const std::string& cmd, const std::exception& e)
            {
                out << "Exception caught in cli handler: "
                    << e.what()
                    << " handling command: "
                    << cmd
                    << ".\n";
            }
        );

        localSession = make_unique<CliLocalTerminalSession>(*cli, scheduler, std::cout, 200);
        localSession->ExitAction(
            [this](auto& out) // session exit action
            {
                out << "Closing App...\n";
                scheduler.Stop();
            }
        );
    }
private:
    StandaloneAsioScheduler scheduler;
    unique_ptr<Cli> cli;