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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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