LineEditor.hh

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//
// Copyright (c) 2020 Fraunhofer Institute for Applied Information Technology (FIT)
//                    Network Research Group (NET)
//                    Schloss Birlinghoven, 53754 Sankt Augustin, GERMANY
//                    Contact: support@wiback.org
//
// This file is part of the SENF code tree.
// It is licensed under the 3-clause BSD License (aka New BSD License).
// See LICENSE.txt in the top level directory for details or visit
// https://opensource.org/licenses/BSD-3-Clause
//


#ifndef HH_SENF_Utils_Console_LineEditor_
#define HH_SENF_Utils_Console_LineEditor_ 1

// Custom includes
#include <boost/scoped_ptr.hpp>
#include <senf/Utils/Termlib/TelnetTerminal.hh>
#include <senf/Utils/Termlib/Editor.hh>
#include "Server.hh"

//#include "LineEditor.mpp"
//-/////////////////////////////////////////////////////////////////////////////////////////////////

namespace senf {
namespace console {
namespace detail {

    class LineEditorSwitcher
        : public ClientReader
    {
    public:
        explicit LineEditorSwitcher(Client & client);

        void editorSetupFailed();

    private:
        virtual void v_disablePrompt();
        virtual void v_enablePrompt();
        virtual void v_write(std::string const & data);
        virtual unsigned v_width() const;

        boost::scoped_ptr<ClientReader> reader_;
    };

    class LineEditorClientReader
        : public ClientReader, public term::TelnetTerminal
    {
    public:
        explicit LineEditorClientReader(Client & client, LineEditorSwitcher & switcher);

    private:
        // TelnetTerminal API implementation
        virtual void v_setupFailed();
        virtual void v_eof();

        // ClientReader API implementation
        virtual void v_disablePrompt();
        virtual void v_enablePrompt();
        virtual void v_write(std::string const & data);
        virtual unsigned v_width() const;

        // Editor callbacks
        void executeLine(std::string const & text);
        void deleteCharOrExit(term::LineEditor & editor);
        void completePath(term::LineEditor & editor, unsigned & b, unsigned & e,
                          std::string & prefix, std::vector<std::string> & completions);

        term::LineEditor editor_;
        LineEditorSwitcher * switcher_;
        std::string default_;
    };

}}}

//-/////////////////////////////////////////////////////////////////////////////////////////////////
//#include "LineEditor.cci"
//#include "LineEditor.ct"
//#include "LineEditor.cti"
#endif


// Local Variables:
// mode: c++
// fill-column: 100
// comment-column: 40
// c-file-style: "senf"
// indent-tabs-mode: nil
// ispell-local-dictionary: "american"
// compile-command: "scons -u test"
// End: