// File: fterm.h // Provides: class FTerm // // Base class // ══════════ // // ▕▔▔▔▔▔▔▔▏ 1 1▕▔▔▔▔▔▔▔▔▔▔▔▏ // ▕ FTerm ▏-┬- - - -▕ FOptiMove ▏ // ▕▁▁▁▁▁▁▁▏ : ▕▁▁▁▁▁▁▁▁▁▁▁▏ // : // : 1▕▔▔▔▔▔▔▔▔▔▔▔▏ // :- - - -▕ FOptiAttr ▏ // : ▕▁▁▁▁▁▁▁▁▁▁▁▏ // : // : *▕▔▔▔▔▔▔▔▔▔▏ // :- - - -▕ FString ▏ // : ▕▁▁▁▁▁▁▁▁▁▏ // : // : *▕▔▔▔▔▔▔▔▔▏ // :- - - -▕ FPoint ▏ // : ▕▁▁▁▁▁▁▁▁▏ // : // : *▕▔▔▔▔▔▔▔▏ // └- - - -▕ FRect ▏ // ▕▁▁▁▁▁▁▁▏ #ifndef _FTERM_H #define _FTERM_H #include #ifdef F_HAVE_LIBGPM #include #endif #include // Linux framebuffer console #include // need for gpm keyboard modifiers #include // is deprecated, use instead #include #include #include #include #include #include // termcap #include #include #include #include #include #include #include "fenum.h" #include "fobject.h" #include "foptiattr.h" #include "foptimove.h" #include "fpoint.h" #include "frect.h" #include "fstring.h" #include "ftermcap.h" #ifdef F_HAVE_LIBGPM #undef buttons // from term.h #endif // ascii sequences #define ENQ "\005" // Enquiry #define BEL "\007" // Bell (ctrl‐g) #define BS "\010" // Backspace #define SO "\016" // Shift out (alternative character set) #define SI "\017" // Shift in (regular character set) #define OSC ESC "]" // Operating system command (7-bit) #define SECDA ESC "[>c" // Secondary Device Attributes //---------------------------------------------------------------------- // class FTerm //---------------------------------------------------------------------- #pragma pack(push) #pragma pack(1) class FTerm { public: static struct modifier_key // bit field { uChar shift : 1; // 0..1 uChar alt_gr : 1; // 0..1 uChar ctrl : 1; // 0..1 uChar alt : 1; // 0..1 uChar : 4; // padding bits } mod_key; // Constructor FTerm (); // Destructor virtual ~FTerm(); // Accessors virtual const char* getClassName() const; static int getLineNumber(); static int getColumnNumber(); static FString getKeyName (int); static modifier_key& getModifierKey(); static char* getTermType(); static char* getTermName(); static uInt getTabstop(); static int getMaxColor(); static fc::consoleCursorStyle getConsoleCursor(); // Inquiries static bool isKeyTimeout (timeval*, register long); static bool isRaw(); static bool hasPCcharset(); static bool hasUTF8(); static bool hasVT100(); static bool hasASCII(); static bool isMonochron(); static bool isXTerminal(); static bool isRxvtTerminal(); static bool isUrxvtTerminal(); static bool isMltermTerminal(); static bool isPuttyTerminal(); static bool isKdeTerminal(); static bool isGnomeTerminal(); static bool isKtermTerminal(); static bool isTeraTerm(); static bool isCygwinTerminal(); static bool isMinttyTerm(); static bool isLinuxTerm(); static bool isScreenTerm(); static bool isTmuxTerm(); static bool isInputDataPending(); static bool isNewFont(); static bool isUTF8(); static bool isUTF8_linux_terminal(); // Mutators static bool setCursorOptimisation (bool); static void setConsoleCursor (fc::consoleCursorStyle, bool); static bool setRawMode (bool); static bool setRawMode(); static bool unsetRawMode(); static bool setCookedMode(); static bool setUTF8 (bool); static bool setUTF8(); static bool unsetUTF8(); static bool setNonBlockingInput (bool); static bool setNonBlockingInput(); static bool unsetNonBlockingInput(); // Methods static int parseKeyString (char*, int, timeval*); static bool& unprocessedInput(); static bool setVGAFont(); static bool setNewFont(); static bool setOldFont(); static char* moveCursor (int, int, int, int); static char* enableCursor(); static char* disableCursor(); static void detectTermSize(); static void setTermSize (int, int); static void setKDECursor (fc::kdeKonsoleCursorShape); static const FString getXTermFont(); static const FString getXTermTitle(); static const FString getXTermColorName (int); static void setXTermCursorStyle (fc::xtermCursorStyle); static void setXTermTitle (const FString&); static void setXTermForeground (const FString&); static void setXTermBackground (const FString&); static void setXTermCursorColor (const FString&); static void setXTermMouseForeground (const FString&); static void setXTermMouseBackground (const FString&); static void setXTermHighlightBackground (const FString&); static void resetXTermColors(); static void resetXTermForeground(); static void resetXTermBackground(); static void resetXTermCursorColor(); static void resetXTermMouseForeground(); static void resetXTermMouseBackground(); static void resetXTermHighlightBackground(); static void saveColorMap(); static void resetColorMap(); static void setPalette (short, int, int, int); static void setBeep (int, int); static void resetBeep(); static void beep(); static void setEncoding (std::string); static std::string getEncoding(); static bool scrollTermForward(); static bool scrollTermReverse(); static const FString getAnswerbackMsg(); static const FString getSecDA(); // function pointer -> static function static int (*Fputchar)(int); static void putstringf (const char*, ...) #if defined(__clang__) __attribute__((__format__ (__printf__, 1, 2))) #elif defined(__GNUC__) __attribute__ ((format (printf, 1, 2))) #endif ; static void putstring (const char*, int = 1); static int putchar_ASCII (register int); static int putchar_UTF8 (register int); static int UTF8decode (char*); protected: // Typedefs typedef FOptiAttr::char_data char_data; // Methods static void init_consoleCharMap(); static bool charEncodable (uInt); static uInt charEncode (uInt); static uInt charEncode (uInt, fc::encoding); static char* changeAttribute ( char_data*& , char_data*& ); static bool hasChangedTermSize(); static void changeTermSizeFinished(); static void xtermMouse (bool); static void enableXTermMouse(); static void disableXTermMouse(); #ifdef F_HAVE_LIBGPM static bool gpmMouse (bool); static bool enableGpmMouse(); static bool disableGpmMouse(); static bool isGpmMouseEnabled(); #endif // F_HAVE_LIBGPM static FPoint& getMousePos(); static void setMousePos (FPoint&); static void setMousePos (short, short); // Data Members static int stdin_no; static int stdout_no; static bool NewFont; static bool VGAFont; static bool cursor_optimisation; static fc::encoding Encoding; static char exit_message[8192]; private: // Typedefs typedef FTermcap::tcap_map termcap_map; typedef struct { uChar red; uChar green; uChar blue; } dacreg; // Constants static const int NEED_MORE_DATA = -1; // parseKeyString return value // Disable copy constructor FTerm (const FTerm&); // Disable assignment operator (=) FTerm& operator = (const FTerm&); // Inquiries static int isConsole(); // Methods static uInt16 getInputStatusRegisterOne(); static uChar readAttributeController (uChar); static void writeAttributeController (uChar, uChar); static uChar getAttributeMode(); static void setAttributeMode (uChar); static int setBlinkAsIntensity (bool); static int getFramebuffer_bpp(); static int openConsole(); static int closeConsole(); static void identifyTermType(); static int getScreenFont(); static int setScreenFont (uChar*, uInt, uInt, uInt, bool = false); static int setUnicodeMap (struct unimapdesc*); static int getUnicodeMap (); static void init_console(); static uInt getBaudRate (const struct termios*); static char* init_256colorTerminal(); static char* parseAnswerbackMsg (char*&); static char* parseSecDA (char*&); static void oscPrefix(); static void oscPostfix(); static void init_alt_charset(); static void init_pc_charset(); static void init_termcaps(); static void init_encoding(); void init(); void finish(); static void setXTermColors(); static uInt cp437_to_unicode (uChar); static void signal_handler (int); // Data Members static std::map * vt100_alt_char; static std::map * encoding_set; static FTermcap::tcap_map* tcap; static bool mouse_support; static bool raw_mode; static bool input_data_pending; static bool non_blocking_stdin; static bool gpm_mouse_enabled; static bool pc_charset_console; static bool utf8_input; static bool utf8_state; static bool utf8_console; static bool utf8_linux_terminal; static bool force_vt100; static bool vt100_console; static bool ascii_console; static bool color256; static bool monochron; static bool xterm_terminal; static bool rxvt_terminal; static bool urxvt_terminal; static bool mlterm_terminal; static bool putty_terminal; static bool kde_konsole; static bool gnome_terminal; static bool kterm_terminal; static bool tera_terminal; static bool cygwin_terminal; static bool mintty_terminal; static bool linux_terminal; static bool screen_terminal; static bool tmux_terminal; static char termtype[30]; static char* term_name; static char* locale_name; static char* locale_xterm; static FRect* term; // current terminal geometry static FPoint* mouse; // mouse click position static int stdin_status_flags; static int fd_tty; static uInt baudrate; static bool resize_term; static struct termios term_init; static fc::consoleCursorStyle console_cursor_style; static struct console_font_op screen_font; static struct unimapdesc screen_unicode_map; static FOptiMove* opti_move; static FOptiAttr* opti_attr; static const FString* xterm_font; static const FString* xterm_title; static const FString* answer_back; static const FString* sec_da; struct { dacreg d[16]; } color_map; }; #pragma pack(pop) // FTerm inline functions //---------------------------------------------------------------------- inline const char* FTerm::getClassName() const { return "FTerm"; } //---------------------------------------------------------------------- inline char* FTerm::getTermType() { return termtype; } //---------------------------------------------------------------------- inline char* FTerm::getTermName() { return term_name; } //---------------------------------------------------------------------- inline uInt FTerm::getTabstop() { return FTermcap::tabstop; } //---------------------------------------------------------------------- inline int FTerm::getMaxColor() { return FTermcap::max_color; } //---------------------------------------------------------------------- inline bool FTerm::isRaw() { return raw_mode; } //---------------------------------------------------------------------- inline bool FTerm::hasPCcharset() { return pc_charset_console; } //---------------------------------------------------------------------- inline bool FTerm::hasUTF8() { return utf8_console; } //---------------------------------------------------------------------- inline bool FTerm::hasVT100() { return vt100_console; } //---------------------------------------------------------------------- inline bool FTerm::hasASCII() { return ascii_console; } //---------------------------------------------------------------------- inline bool FTerm::isMonochron() { return monochron; } //---------------------------------------------------------------------- inline bool FTerm::isXTerminal() { return xterm_terminal; } //---------------------------------------------------------------------- inline bool FTerm::isRxvtTerminal() { return rxvt_terminal; } //---------------------------------------------------------------------- inline bool FTerm::isUrxvtTerminal() { return urxvt_terminal; } //---------------------------------------------------------------------- inline bool FTerm::isMltermTerminal() { return mlterm_terminal; } //---------------------------------------------------------------------- inline bool FTerm::isPuttyTerminal() { return putty_terminal; } //---------------------------------------------------------------------- inline bool FTerm::isKdeTerminal() { return kde_konsole; } //---------------------------------------------------------------------- inline bool FTerm::isGnomeTerminal() { return gnome_terminal; } //---------------------------------------------------------------------- inline bool FTerm::isKtermTerminal() { return kterm_terminal; } //---------------------------------------------------------------------- inline bool FTerm::isTeraTerm() { return tera_terminal; } //---------------------------------------------------------------------- inline bool FTerm::isCygwinTerminal() { return cygwin_terminal; } //---------------------------------------------------------------------- inline bool FTerm::isMinttyTerm() { return mintty_terminal; } //---------------------------------------------------------------------- inline bool FTerm::isLinuxTerm() { return linux_terminal; } //---------------------------------------------------------------------- inline bool FTerm::isScreenTerm() { return screen_terminal; } //---------------------------------------------------------------------- inline bool FTerm::isTmuxTerm() { return tmux_terminal; } //---------------------------------------------------------------------- inline bool FTerm::isInputDataPending() { return input_data_pending; } //---------------------------------------------------------------------- inline bool FTerm::isNewFont() { return NewFont; } //---------------------------------------------------------------------- inline bool FTerm::isUTF8() { return utf8_state; } //---------------------------------------------------------------------- inline bool FTerm::isUTF8_linux_terminal() { return utf8_linux_terminal; } //---------------------------------------------------------------------- inline bool FTerm::setCursorOptimisation (bool on) { return cursor_optimisation = (on) ? true : false; } //---------------------------------------------------------------------- inline bool FTerm::setRawMode() { return setRawMode(true); } //---------------------------------------------------------------------- inline bool FTerm::unsetRawMode() { return setRawMode(false); } //---------------------------------------------------------------------- inline bool FTerm::setCookedMode() { return setRawMode(false); } //---------------------------------------------------------------------- inline bool FTerm::setUTF8() { return setUTF8(true); } //---------------------------------------------------------------------- inline bool FTerm::unsetUTF8() { return setUTF8(false); } //---------------------------------------------------------------------- inline bool FTerm::setNonBlockingInput() { return setNonBlockingInput(true); } //---------------------------------------------------------------------- inline bool FTerm::unsetNonBlockingInput() { return setNonBlockingInput(false); } //---------------------------------------------------------------------- inline bool FTerm::hasChangedTermSize() { return resize_term; } //---------------------------------------------------------------------- inline void FTerm::changeTermSizeFinished() { resize_term = false; } //---------------------------------------------------------------------- inline void FTerm::enableXTermMouse() { xtermMouse(true); } //---------------------------------------------------------------------- inline void FTerm::disableXTermMouse() { xtermMouse(false); } #ifdef F_HAVE_LIBGPM //---------------------------------------------------------------------- inline bool FTerm::enableGpmMouse() { return gpmMouse(true); } //---------------------------------------------------------------------- inline bool FTerm::disableGpmMouse() { return gpmMouse(false); } //---------------------------------------------------------------------- inline bool FTerm::isGpmMouseEnabled() { return gpm_mouse_enabled; } #endif // F_HAVE_LIBGPM //---------------------------------------------------------------------- inline FPoint& FTerm::getMousePos() { return *mouse; } //---------------------------------------------------------------------- inline void FTerm::setMousePos (FPoint& m) { *mouse = m; } //---------------------------------------------------------------------- inline void FTerm::setMousePos (short x, short y) { mouse->setPoint (x, y); } #endif // _FTERM_H