input.hpp

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#ifndef NEFORCE_TUI_INPUT_HPP__
#define NEFORCE_TUI_INPUT_HPP__

 
#include "NeForce/core/async/strand.hpp"
#include "NeForce/core/system/console.hpp"
#include "NeForce/tui/events.hpp"
#ifdef NEFORCE_PLATFORM_LINUX
#    include <termios.h>
#endif
NEFORCE_BEGIN_NAMESPACE__
NEFORCE_BEGIN_TUI__


class reconciler;

class NEFORCE_API input_driver {
public:
    input_driver(io_context& ctx, reconciler& r, strand& s);
    ~input_driver();
 
    input_driver(const input_driver&) = delete;
    input_driver& operator=(const input_driver&) = delete;
    input_driver(input_driver&&) = delete;
    input_driver& operator=(input_driver&&) = delete;

    void start();

    void stop();

    static bool check_resize_flag();
 
private:
#ifdef NEFORCE_PLATFORM_LINUX
    void drain_stdin(int fd, uint32_t events, error_code ec);
#else
    static unsigned long WINAPI input_thread_proc(void* selfp);
#endif
 
    void process_byte(byte_t byte);
    bool parse_escape_sequence();
    bool parse_utf8_sequence();
    bool parse_mouse_sequence();
    void dispatch_key(const key_event& e);
    void dispatch_mouse(const mouse_event& e);
    void process_accumulated_bytes(const byte_t* data, size_t len);
 
    io_context& ctx_;
    reconciler& reconiler_;
    strand& strand_;
    sys_console& console_;
 
    string accum_;              
    bool esc_active_ = false;   
    bool mouse_active_ = false; 
    bool utf8_active_ = false;  
    bool listening_ = false;    
 
    bool term_saved_ = false; 
#ifdef NEFORCE_PLATFORM_LINUX
    ::termios old_termios_{}; 
#elif defined(NEFORCE_PLATFORM_WINDOWS)
    void* stdin_handle_ = nullptr;
    void* input_thread_ = nullptr;  
    unsigned long old_in_mode_ = 0; 
#endif
};
 // TUI
 
NEFORCE_END_TUI__
NEFORCE_END_NAMESPACE__
#endif // NEFORCE_TUI_INPUT_HPP__