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Annotation of researchv10no/ncurses/screen/curshdr.h, revision 1.1

1.1     ! root        1: /* "@(#)curshdr.h      1.1"    (1.16   3/16/83)        */
        !             2: 
        !             3: /*LINTLIBRARY*/
        !             4: 
        !             5: /*
        !             6:  * IC and IL overheads and costs should be set to this
        !             7:  * value if the corresponding feature is missing
        !             8:  */
        !             9: #define INFINITY 500
        !            10: 
        !            11: struct line
        !            12: {
        !            13:        int     hash;           /* hash value for this line, 0 if not known */
        !            14:        struct line *next;      /* pointer to the next line in list of lines */
        !            15:        short   bodylen;        /* the cost of redrawing this line */
        !            16:        short   length;         /* the number of valid characters in line */
        !            17:        chtype  *body;          /* the actual text of the line */
        !            18: };
        !            19: 
        !            20: struct costs {
        !            21:        short Cursor_address;
        !            22:        short Cursor_home;
        !            23:        short Carriage_return;
        !            24:        short Tab;
        !            25:        short Back_tab;
        !            26:        short Cursor_left;
        !            27:        short Cursor_right;     /* current cost, which is 1 unless in insert
        !            28:                                 * mode, since you can just output the
        !            29:                                 * character you want to move over */
        !            30:        short Right_base;       /* actual cost to do cursor_right */
        !            31:        short Cursor_down;
        !            32:        short Cursor_up;
        !            33:        short Parm_left_cursor;
        !            34:        short Parm_right_cursor;
        !            35:        short Parm_up_cursor;
        !            36:        short Parm_down_cursor;
        !            37:        short Column_address;
        !            38:        short Row_address;
        !            39:        unsigned ilvar;         /* Insert line varying part * 32 */
        !            40:        int   ilfixed;          /* Insert line fixed overhead */
        !            41:        unsigned dlvar;         /* Delete line varying part * 32 */
        !            42:        int   dlfixed;          /* Delete line fixed overhead */
        !            43:        unsigned icvar;         /* Insert char varying part * 32 */
        !            44:        int   icfixed;          /* Insert char fixed overhead */
        !            45:        unsigned dcvar;         /* Delete char varying part * 32 */
        !            46:        int   dcfixed;          /* Delete char fixed overhead */
        !            47:        /* Should have costs for delete char/delete line here too. */
        !            48: };
        !            49: #define _cost(field) (SP->term_costs.field)
        !            50: 
        !            51: struct map {
        !            52:        char label[16];         /* Text the key is labelled with */
        !            53:        char sends[16];         /* Characters sent when key is pressed */
        !            54:        short keynum;           /* "char" we pass back to program */
        !            55: };
        !            56: 
        !            57: struct screen {
        !            58:        unsigned fl_nonl        : 1;    /* we shouldn't output \n */
        !            59:        unsigned fl_uppercase   : 1;    /* upper case terminal */
        !            60:        unsigned fl_normtty     : 1;    /* currently in normal tty mode */
        !            61:        unsigned fl_my_term     : 1;    /* user names his terminal type */
        !            62:        unsigned fl_echoit      : 1;    /* in software echo mode */
        !            63:        unsigned fl_rawmode     : 1;    /* in raw or cbreak mode */
        !            64:        unsigned fl_endwin      : 1;    /* has called endwin */
        !            65:        unsigned phys_irm       : 1;    /* physically in insert char mode */
        !            66:        unsigned virt_irm       : 1;    /* want to be in insert char mode */
        !            67:        unsigned fl_nodelay     : 1;    /* tty is in nodelay mode */
        !            68:        struct line **cur_body; /* physical screen image */
        !            69:        struct line **std_body; /* desired screen image */
        !            70:        struct line *freelist;  /* free space list */
        !            71:        short phys_x;           /* physical cursor X position */
        !            72:        short phys_y;           /* physical cursor Y position */
        !            73:        short virt_x;           /* virtual cursor X position */
        !            74:        short virt_y;           /* virtual cursor Y position */
        !            75:        short phys_top_mgn;     /* physical top margin of scrolling region */
        !            76:        short phys_bot_mgn;     /* physical bottom margin of scrolling region */
        !            77:        short des_top_mgn;      /* desired top margin of scrolling region */
        !            78:        short des_bot_mgn;      /* desired bottom margin of scrolling region */
        !            79:        chtype *curptr;         /* pointer to cursor */
        !            80:        chtype virt_gr;         /* desired highlight state */
        !            81:        chtype phys_gr;         /* current highlight state */
        !            82:        short winsize;          /* no. of lines on which ID operations done */
        !            83:        short doclear;          /* flag to say whether screen garbaged */
        !            84:        short baud;             /* baud rate of this tty */
        !            85:        short check_input;      /* flag for input check */
        !            86:        short check_fd;         /* file descriptor for input check */
        !            87:        struct _win_st *std_scr;/* primary output screen */
        !            88:        struct _win_st *cur_scr;/* what's physically on the screen */
        !            89:        struct term *tcap;      /* TERMCAP strings and storage space */
        !            90:        struct costs term_costs;/* costs of various capabilities */
        !            91:        short kp_state;         /* 1 iff keypad is on, else 0 */
        !            92:        short ml_above;         /* # memory lines above top of screen */
        !            93: #ifndef        NONSTANDARD
        !            94:        SGTTY   save_tty_buf;   /* current state of this tty */
        !            95:        FILE *term_file;        /* File to write on for output. */
        !            96: #endif         NONSTANDARD
        !            97: #ifdef         KEYPAD
        !            98:        struct map *kp;         /* keypad map */
        !            99: #endif         KEYPAD
        !           100:        short *input_queue;     /* a place to put stuff ungetc'ed */
        !           101:        FILE *input_file;       /* Where to get keyboard input */
        !           102: };
        !           103: 
        !           104: #ifndef        NONSTANDARD
        !           105: extern struct screen *SP;
        !           106: #endif
        !           107: 
        !           108: #ifdef DEBUG
        !           109: extern FILE    *outf;
        !           110: #endif

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