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(), strcmp() */
10 #include "../common/readwrite.h" /* textfile_sizes(), try_fgets(),try_fwrite()*/
11 #include "../common/try_malloc.h" /* try_malloc() */
12 #include "wincontrol.h" /* get_winconf_by_win() */
13 #include "windows.h" /* draw_all_wins() */
14 #include "world.h" /* global world */
18 /* Return "n"-th keybinding in keybindings chain from "kb_p" on. */
19 static struct KeyBinding * get_keyb_of_n(struct KeyBinding * kb_p, uint16_t n);
21 /* Return number of keybindings in keybindings chain from "kb_p" on. */
22 static uint16_t get_n_of_keybs(struct KeyBinding * kb_p);
24 /* Return pointer to global keybindings or to keybindings for wingeometry config
25 * (c = "g") or winkeys config (c = "k") or active window's keybindings ("w").
27 static struct KeyBindingDB * char_selected_kb_db(char c);
29 /* If "keycode_given" equals "keycode_match", copy "keyname_match" to "keyname"
30 * and return 1; otherwise return 0.
32 static uint8_t try_keycode(uint16_t keycode_given, char * keyname,
33 uint16_t keycode_match, char * keyname_match);
37 static struct KeyBinding * get_keyb_of_n(struct KeyBinding * kb_p, uint16_t n)
54 static uint16_t get_n_of_keybs(struct KeyBinding * kb_p)
71 static struct KeyBindingDB * char_selected_kb_db(char c)
73 struct KeyBindingDB * kbd;
74 kbd = &world.kb_global;
77 kbd = &world.kb_wingeom;
81 kbd = &world.kb_winkeys;
85 struct WinConf * wc = get_winconf_by_win(world.wmeta.active);
93 static uint8_t try_keycode(uint16_t keycode_given, char * keyname,
94 uint16_t keycode_match, char * keyname_match)
96 if (keycode_given == keycode_match)
98 sprintf(keyname, keyname_match);
106 extern struct Command * get_command_to_keycode(struct KeyBinding * kb_p,
111 if (key == kb_p->key)
113 return kb_p->command;
122 extern char * get_keyname_to_keycode(uint16_t keycode)
124 char * f_name = "get_name_to_keycode()";
125 char * keyname = try_malloc(15, f_name); /* FIXME: Why 15? */
126 if (32 < keycode && keycode < 127)
128 sprintf(keyname, "%c", keycode);
130 else if (keycode >= KEY_F0 && keycode <= KEY_F(63))
132 uint16_t f = keycode - KEY_F0;
133 sprintf(keyname, "F%d", f);
135 else if ( try_keycode(keycode, keyname, 9, "TAB")
136 || try_keycode(keycode, keyname, 10, "RETURN")
137 || try_keycode(keycode, keyname, 27, "ESCAPE")
138 || try_keycode(keycode, keyname, 32, "SPACE")
139 || try_keycode(keycode, keyname, KEY_UP, "UP")
140 || try_keycode(keycode, keyname, KEY_DOWN, "DOWN")
141 || try_keycode(keycode, keyname, KEY_LEFT, "LEFT")
142 || try_keycode(keycode, keyname, KEY_RIGHT, "RIGHT")
143 || try_keycode(keycode, keyname, KEY_HOME, "HOME")
144 || try_keycode(keycode, keyname, KEY_BACKSPACE, "BACKSPACE")
145 || try_keycode(keycode, keyname, KEY_DC, "DELETE")
146 || try_keycode(keycode, keyname, KEY_IC, "INSERT")
147 || try_keycode(keycode, keyname, KEY_NPAGE, "NEXT PAGE")
148 || try_keycode(keycode, keyname, KEY_PPAGE, "PREV PAGE")
149 || try_keycode(keycode, keyname, KEY_END, "END"))
155 sprintf(keyname, "(unknown)");
162 extern void write_keybindings_to_file(FILE * file, struct KeyBindingDB * kbd,
165 char * f_name = "write_keybindings_to_file()";
166 uint16_t linemax = 0;
167 struct KeyBinding * kb_p = kbd->kbs;
170 if (strlen(kb_p->command->dsc_short) > linemax)
172 linemax = strlen(kb_p->command->dsc_short);
176 linemax = linemax + 6; /* + 6 = + 3 digits + ' ' + '\n' + '\0' */
181 sprintf(line, "%d %s\n", kb_p->key, kb_p->command->dsc_short);
182 try_fwrite(line, sizeof(char), strlen(line), file, f_name);
185 try_fwrite(delim, strlen(delim), 1, file, f_name);
190 extern void read_keybindings_from_file(char * line, uint32_t linemax,
191 FILE * file, struct KeyBindingDB * kbd)
193 char * f_name = "read_keybindings_from_file()";
195 struct KeyBinding ** loc_last_ptr = &kbd->kbs;
197 while (try_fgets(line, linemax + 1, file, f_name))
199 if (!strcmp("%\n", line))
203 * loc_last_ptr = try_malloc(sizeof(struct KeyBinding), f_name);
204 struct KeyBinding * kb_p = * loc_last_ptr;
206 kb_p->key = atoi(line);
207 cmdptr = strchr(line, ' ') + 1;
208 cmdptr[strlen(cmdptr) - 1] = '\0';
209 kb_p->command = get_command(cmdptr);
210 loc_last_ptr = & kb_p->next;
218 extern void free_keybindings(struct KeyBinding * kb_start)
224 struct KeyBinding * kb_p = kb_start->next;
227 free_keybindings(kb_p);
234 extern void mod_selected_keyb(char kb_c)
236 struct KeyBindingDB * kbd = char_selected_kb_db(kb_c);
241 halfdelay(world.halfdelay);
244 struct KeyBinding * kb_p = get_keyb_of_n(kbd->kbs, kbd->select);
252 extern void move_keyb_selection(char kb_c, char dir)
254 struct KeyBindingDB * kbd = char_selected_kb_db(kb_c);
255 if ('u' == dir && kbd->select > 0)
259 else if ('d' == dir && kbd->select < get_n_of_keybs(kbd->kbs) - 1)