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comparison rogue5/options.c @ 33:f502bf60e6e4

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Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
author elwin
date Mon, 24 May 2010 20:10:59 +0000
parents
children 655c317b6237
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32:2dcd75e6a736 33:f502bf60e6e4
1 /*
2 * This file has all the code for the option command. I would rather
3 * this command were not necessary, but it is the only way to keep the
4 * wolves off of my back.
5 *
6 * @(#)options.c 4.24 (Berkeley) 05/10/83
7 *
8 * Rogue: Exploring the Dungeons of Doom
9 * Copyright (C) 1980-1983, 1985, 1999 Michael Toy, Ken Arnold and Glenn Wichman
10 * All rights reserved.
11 *
12 * See the file LICENSE.TXT for full copyright and licensing information.
13 */
14
15 #include <stdlib.h>
16 #include <curses.h>
17 #include <ctype.h>
18 #include <string.h>
19 #include "rogue.h"
20
21 #define EQSTR(a, b, c) (strncmp(a, b, c) == 0)
22
23 #define NUM_OPTS (sizeof optlist / sizeof (OPTION))
24
25 /*
26 * description of an option and what to do with it
27 */
28 struct optstruct {
29 char *o_name; /* option name */
30 char *o_prompt; /* prompt for interactive entry */
31 void *o_opt; /* pointer to thing to set */
32 /* function to print value */
33 void (*o_putfunc)(void *opt);
34 /* function to get value interactively */
35 int (*o_getfunc)(void *opt, WINDOW *win);
36 };
37
38 typedef struct optstruct OPTION;
39
40 void pr_optname(const OPTION *op);
41
42 static const OPTION optlist[] = {
43 {"terse", "Terse output",
44 &terse, put_bool, get_bool },
45 {"flush", "Flush typeahead during battle",
46 &fight_flush, put_bool, get_bool },
47 {"jump", "Show position only at end of run",
48 &jump, put_bool, get_bool },
49 {"seefloor", "Show the lamp-illuminated floor",
50 &see_floor, put_bool, get_sf },
51 {"passgo", "Follow turnings in passageways",
52 &passgo, put_bool, get_bool },
53 {"tombstone", "Print out tombstone when killed",
54 &tombstone, put_bool, get_bool },
55 {"inven", "Inventory style",
56 &inv_type, put_inv_t, get_inv_t },
57 {"name", "Name",
58 whoami, put_str, get_str },
59 {"fruit", "Fruit",
60 fruit, put_str, get_str },
61 {"file", "Save file",
62 file_name, put_str, get_str }
63 };
64
65 /*
66 * option:
67 * Print and then set options from the terminal
68 */
69
70 void
71 option(void)
72 {
73 const OPTION *op;
74 int retval;
75
76 wclear(hw);
77 /*
78 * Display current values of options
79 */
80 for (op = optlist; op <= &optlist[NUM_OPTS-1]; op++)
81 {
82 pr_optname(op);
83 (*op->o_putfunc)(op->o_opt);
84 waddch(hw, '\n');
85 }
86 /*
87 * Set values
88 */
89 wmove(hw, 0, 0);
90 for (op = optlist; op <= &optlist[NUM_OPTS-1]; op++)
91 {
92 pr_optname(op);
93 retval = (*op->o_getfunc)(op->o_opt, hw);
94 if (retval)
95 {
96 if (retval == QUIT)
97 break;
98 else if (op > optlist) { /* MINUS */
99 wmove(hw, (int)(op - optlist) - 1, 0);
100 op -= 2;
101 }
102 else /* trying to back up beyond the top */
103 {
104 putchar('\007');
105 wmove(hw, 0, 0);
106 op--;
107 }
108 }
109 }
110 /*
111 * Switch back to original screen
112 */
113 wmove(hw, LINES - 1, 0);
114 waddstr(hw, "--Press space to continue--");
115 wrefresh(hw);
116 wait_for(hw, ' ');
117 clearok(curscr, TRUE);
118 touchwin(stdscr);
119 after = FALSE;
120 }
121
122 /*
123 * pr_optname:
124 * Print out the option name prompt
125 */
126
127 void
128 pr_optname(const OPTION *op)
129 {
130 wprintw(hw, "%s (\"%s\"): ", op->o_prompt, op->o_name);
131 }
132
133 /*
134 * put_bool
135 * Put out a boolean
136 */
137
138 void
139 put_bool(void *b)
140 {
141 waddstr(hw, *(int *) b ? "True" : "False");
142 }
143
144 /*
145 * put_str:
146 * Put out a string
147 */
148
149 void
150 put_str(void *str)
151 {
152 waddstr(hw, (char *) str);
153 }
154
155 /*
156 * put_inv_t:
157 * Put out an inventory type
158 */
159
160 void
161 put_inv_t(void *ip)
162 {
163 waddstr(hw, inv_t_name[*(int *) ip]);
164 }
165
166 /*
167 * get_bool:
168 * Allow changing a boolean option and print it out
169 */
170 int
171 get_bool(void *vp, WINDOW *win)
172 {
173 int *bp = (int *) vp;
174 int oy, ox;
175 int op_bad;
176
177 op_bad = TRUE;
178 getyx(win, oy, ox);
179 waddstr(win, *bp ? "True" : "False");
180 while (op_bad)