1 /* src/client/keybindings.c */
3 #include "keybindings.h"
4 #include <ncurses.h> /* keycode defines, cbreak(), halfdelay(), getch() */
5 #include <stddef.h> /* NULL */
6 #include <stdio.h> /* FILE, sprintf(), snprintf() */
7 #include <stdint.h> /* uint8_t, uint16_t, uint32_t */
8 #include <stdlib.h> /* free(), atoi() */
9 #include <string.h> /* strlen(), strchr() */
10 #include "../common/readwrite.h" /* try_fopen(), textfile_sizes(), try_fgets(),
11 * try_fclose(), try_fclose_unlink_rename(),
14 #include "../common/try_malloc.h" /* try_malloc() */
15 #include "wincontrol.h" /* get_winconf_by_win() */
16 #include "windows.h" /* draw_all_wins() */
17 #include "world.h" /* global world */
21 /* Return "n"-th keybinding in keybindings chain from "kb_p" on. */
22 static struct KeyBinding * get_keyb_of_n(struct KeyBinding * kb_p, uint16_t n);
24 /* Return number of keybindings in keybindings chain from "kb_p" on. */
25 static uint16_t get_n_of_keybs(struct KeyBinding * kb_p);
27 /* Return pointer to global keybindings or to keybindings for wingeometry config
28 * (c = "g") or winkeys config (c = "k") or active window's keybindings ("w").
30 static struct KeyBindingDB * char_selected_kb_db(char c);
32 /* If "keycode_given" equals "keycode_match", copy "keyname_match" to "keyname"
33 * and return 1; otherwise return 0.
35 static uint8_t try_keycode(uint16_t keycode_given, char * keyname,
36 uint16_t keycode_match, char * keyname_match);
40 static struct KeyBinding * get_keyb_of_n(struct KeyBinding * kb_p, uint16_t n)
57 static uint16_t get_n_of_keybs(struct KeyBinding * kb_p)
74 static struct KeyBindingDB * char_selected_kb_db(char c)
76 struct KeyBindingDB * kbd;
77 kbd = &world.kb_global;
80 kbd = &world.kb_wingeom;
84 kbd = &world.kb_winkeys;
88 struct WinConf * wc = get_winconf_by_win(world.wmeta.active);
96 static uint8_t try_keycode(uint16_t keycode_given, char * keyname,
97 uint16_t keycode_match, char * keyname_match)
99 if (keycode_given == keycode_match)
101 sprintf(keyname, keyname_match);
109 extern struct Command * get_command_to_keycode(struct KeyBinding * kb_p,
114 if (key == kb_p->key)
116 return kb_p->command;
125 extern char * get_keyname_to_keycode(uint16_t keycode)
127 char * f_name = "get_name_to_keycode()";
128 char * keyname = try_malloc(15, f_name); /* FIXME: Why 15? */
129 if (32 < keycode && keycode < 127)
131 sprintf(keyname, "%c", keycode);
133 else if (keycode >= KEY_F0 && keycode <= KEY_F(63))
135 uint16_t f = keycode - KEY_F0;
136 sprintf(keyname, "F%d", f);
138 else if ( try_keycode(keycode, keyname, 9, "TAB")
139 || try_keycode(keycode, keyname, 10, "RETURN")
140 || try_keycode(keycode, keyname, 27, "ESCAPE")
141 || try_keycode(keycode, keyname, 32, "SPACE")
142 || try_keycode(keycode, keyname, KEY_UP, "UP")
143 || try_keycode(keycode, keyname, KEY_DOWN, "DOWN")
144 || try_keycode(keycode, keyname, KEY_LEFT, "LEFT")
145 || try_keycode(keycode, keyname, KEY_RIGHT, "RIGHT")
146 || try_keycode(keycode, keyname, KEY_HOME, "HOME")
147 || try_keycode(keycode, keyname, KEY_BACKSPACE, "BACKSPACE")
148 || try_keycode(keycode, keyname, KEY_DC, "DELETE")
149 || try_keycode(keycode, keyname, KEY_IC, "INSERT")
150 || try_keycode(keycode, keyname, KEY_NPAGE, "NEXT PAGE")
151 || try_keycode(keycode, keyname, KEY_PPAGE, "PREV PAGE")
152 || try_keycode(keycode, keyname, KEY_END, "END"))
158 sprintf(keyname, "(unknown)");
165 extern void init_keybindings(char * path, struct KeyBindingDB * kbd)
167 char * f_name = "init_keybindings()";
168 FILE * file = try_fopen(path, "r", f_name);
170 uint32_t linemax = textfile_sizes(file, &lines);
171 char command[linemax + 1];
173 struct KeyBinding ** loc_last_ptr = &kbd->kbs;
175 while (try_fgets(command, linemax + 1, file, f_name))
177 if ('\n' == command[0] || 0 == command[0])
181 * loc_last_ptr = try_malloc(sizeof(struct KeyBinding), f_name);
182 struct KeyBinding * kb_p = * loc_last_ptr;
184 kb_p->key = atoi(command);
185 cmdptr = strchr(command, ' ') + 1;
186 cmdptr[strlen(cmdptr) - 1] = '\0';
187 kb_p->command = get_command(cmdptr);
188 loc_last_ptr = & kb_p->next;
190 try_fclose(file, f_name);
197 extern void save_keybindings(char * path, struct KeyBindingDB * kbd)
199 char * f_name = "save_keybindings()";
200 char path_tmp[strlen(path) + 4 + 1];
201 sprintf(path_tmp, "%s_tmp", path);
202 FILE * file = try_fopen(path_tmp, "w", f_name);
203 uint16_t linemax = 0;
204 struct KeyBinding * kb_p = kbd->kbs;
207 if (strlen(kb_p->command->dsc_short) > linemax)
209 linemax = strlen(kb_p->command->dsc_short);
213 linemax = linemax + 6; /* + 6 = + 3 digits + whitespace + \n + \0 */
218 snprintf(line, linemax, "%d %s\n", kb_p->key, kb_p->command->dsc_short);
219 try_fwrite(line, sizeof(char), strlen(line), file, f_name);
222 try_fclose_unlink_rename(file, path_tmp, path, f_name);
227 extern void free_keybindings(struct KeyBinding * kb_start)
233 struct KeyBinding * kb_p = kb_start->next;
236 free_keybindings(kb_p);
243 extern void mod_selected_keyb(char kb_c)
245 struct KeyBindingDB * kbd = char_selected_kb_db(kb_c);
250 halfdelay(world.halfdelay);
253 struct KeyBinding * kb_p = get_keyb_of_n(kbd->kbs, kbd->select);
261 extern void move_keyb_selection(char kb_c, char dir)
263 struct KeyBindingDB * kbd = char_selected_kb_db(kb_c);
264 if ('u' == dir && kbd->select > 0)
268 else if ('d' == dir && kbd->select < get_n_of_keybs(kbd->kbs) - 1)