1 /* src/client/control.c */
4 #include <stdint.h> /* uint8_t, uint16_t, uint32_t, UINT32_MAX */
5 #include <stdlib.h> /* free() */
6 #include <stdio.h> /* sprintf() */
7 #include <string.h> /* strlen() */
8 #include "../common/rexit.h" /* exit_err(), exit_trouble() */
9 #include "../common/try_malloc.h" /* try_malloc() */
10 #include "interface_conf.h" /* reload_interface_conf(), save_interface_conf() */
11 #include "io.h" /* send() */
12 #include "keybindings.h" /* get_command_to_keycode(), get_keycode_to_command(),
13 * mod_selected_keyb(), move_keyb_selection()
15 #include "map.h" /* map_scroll(), map_center(), toggle_autofocus() */
16 #include "wincontrol.h" /* shift_active_win(), resize_active_win(),
17 * toggle_win_size_type(), toggle_window(),
18 * cycle_active_win(), scroll_v_screen(),
19 * toggle_linebreak_type(), toggle_winconfig()
21 #include "windows.h" /* get_win_by_id() */
22 #include "world.h" /* world */
26 /* Move world.inventory_sel up ("dir"="u") or down (else) as far as possible. */
27 static void nav_inventory(char dir);
29 /* If "command"'s .dsc_short fits "match", apply "f" with provided char
30 * arguments and return 1; else, return 0.
32 static uint8_t try_0args(struct Command * command, char * match, void (* f) ());
33 static uint8_t try_1args(struct Command * command, char * match,
34 void (* f) (char), char c);
35 static uint8_t try_2args(struct Command * command, char * match,
36 void (* f) (char, char), char c1, char c2);
38 /* Try if "command" matches a hard-coded list of client-only commands and, if
39 * successful, execute the match and return 1. Else, return 0.
41 static uint8_t try_client_commands(struct Command * command);
43 /* Try out "command" as one for server messaging; sending is .server_msg,
44 * followed by either a string representing "command"'s .arg, or, if .arg is
45 * 'i', world.player_inventory_select. Return 1 on success, 0 on failure.
47 static uint8_t try_server_commands(struct Command * command);
51 static void nav_inventory(char dir)
55 world.player_inventory_select = world.player_inventory_select
56 - (world.player_inventory_select > 0);
61 char * err = "Inventory string is too large.";
62 exit_err(UINT32_MAX <= strlen(world.player_inventory), err);
63 for (i = 0; '\0' != world.player_inventory[i]; i++)
65 n_elems = n_elems + ('\n' == world.player_inventory[i]);
67 world.player_inventory_select = world.player_inventory_select
68 + (world.player_inventory_select < n_elems);
73 static uint8_t try_0args(struct Command * command, char * match, void (* f) ())
75 if (!strcmp(command->dsc_short, match))
83 static uint8_t try_1args(struct Command * command, char * match,
84 void (* f) (char), char c)
86 if (!strcmp(command->dsc_short, match))
96 static uint8_t try_2args(struct Command * command, char * match,
97 void (* f) (char, char), char c1, char c2)
99 if (!strcmp(command->dsc_short, match))
109 static uint8_t try_client_commands(struct Command * command)
111 return ( try_0args(command, "map_c", map_center)
112 || try_0args(command, "to_autofocus", toggle_autofocus)
113 || try_1args(command, "map_u", map_scroll, '8')
114 || try_1args(command, "map_d", map_scroll, '2')
115 || try_1args(command, "map_r", map_scroll, '6')
116 || try_1args(command, "map_l", map_scroll, '4')
117 || try_1args(command, "inv_u", nav_inventory, 'u')
118 || try_1args(command, "inv_d", nav_inventory, 'd')
119 || try_1args(command, "cyc_win_f", cycle_active_win, 'f')
120 || try_1args(command, "cyc_win_b", cycle_active_win, 'b')
121 || try_1args(command, "scrl_r", scroll_v_screen, '+')
122 || try_1args(command, "scrl_l", scroll_v_screen, '-')
123 || try_1args(command, "to_a_keywin", toggle_window, 'k')
124 || try_1args(command, "to_g_keywin", toggle_window, '0')
125 || try_1args(command, "to_wg_keywin", toggle_window, '1')
126 || try_1args(command, "to_wk_keywin", toggle_window, '2')
127 || try_1args(command, "to_mapwin", toggle_window, 'm')
128 || try_1args(command, "to_infowin", toggle_window, 'i')
129 || try_1args(command, "to_inv", toggle_window, 'c')
130 || try_1args(command, "to_logwin", toggle_window, 'l')
131 || try_0args(command, "winconf", toggle_winconfig)
132 || try_1args(command, "grow_h", resize_active_win, '*')
133 || try_1args(command, "shri_h", resize_active_win, '_')
134 || try_1args(command, "grow_v", resize_active_win, '+')
135 || try_1args(command, "shri_v", resize_active_win, '-')
136 || try_0args(command, "to_break", toggle_linebreak_type)
137 || try_1args(command, "to_height_t", toggle_win_size_type, 'y')
138 || try_1args(command, "to_width_t", toggle_win_size_type, 'x')
139 || try_1args(command, "shift_f", shift_active_win, 'f')
140 || try_1args(command, "shift_b", shift_active_win, 'b')
141 || try_0args(command, "reload_conf", reload_interface_conf)
142 || try_0args(command, "save_conf", save_interface_conf)
143 || try_1args(command, "g_keys_m", mod_selected_keyb, 'G')
144 || try_2args(command, "g_keys_u", move_keyb_selection, 'G', 'u')
145 || try_2args(command, "g_keys_d", move_keyb_selection, 'G', 'd')
146 || try_1args(command, "w_keys_m", mod_selected_keyb, 'w')
147 || try_2args(command, "w_keys_u", move_keyb_selection, 'w', 'u')
148 || try_2args(command, "w_keys_d", move_keyb_selection, 'w', 'd')
149 || try_1args(command, "wg_keys_m", mod_selected_keyb, 'g')
150 || try_2args(command, "wg_keys_u", move_keyb_selection, 'g', 'u')
151 || try_2args(command, "wg_keys_d", move_keyb_selection, 'g', 'd')
152 || try_1args(command, "wk_keys_m", mod_selected_keyb, 'k')
153 || try_2args(command, "wk_keys_u", move_keyb_selection, 'k', 'u')
154 || try_2args(command, "wk_keys_d", move_keyb_selection, 'k', 'd'));
159 static uint8_t try_server_commands(struct Command * command)
161 char * f_name = "try_server_commands()";
162 if (command->server_msg)
164 uint8_t arg = (uint8_t) command->arg;
167 arg = world.player_inventory_select;
169 uint8_t command_size = strlen(command->server_msg);
170 uint8_t arg_size = 3;
171 char * msg = try_malloc(command_size + 1 + arg_size + 1, f_name);
172 int test = sprintf(msg, "%s %d", command->server_msg, arg);
173 exit_trouble(test < 0, f_name, "sprintf()");
183 extern uint8_t try_key(uint16_t key)
185 struct Command * command = get_command_to_keycode(&world.kb_global, key);
186 if (!command && world.winDB.active)
188 struct Win * w = get_win_by_id(world.winDB.active);
191 command = get_command_to_keycode(&w->kb, key);
193 else if (1 == w->view)
195 command = get_command_to_keycode(&world.kb_wingeom, key);
197 else if (2 == w->view)
199 command = get_command_to_keycode(&world.kb_winkeys, key);
204 if (try_server_commands(command))
208 else if (try_client_commands(command))
212 else if (!strcmp("quit", command->dsc_short))