2 #define I3__FILE__ "config.c"
4 * vim:ts=4:sw=4:expandtab
6 * i3 - an improved dynamic tiling window manager
7 * © 2009-2012 Michael Stapelberg and contributors (see also: LICENSE)
9 * config.c: Configuration file (calling the parser (src/config_parser.c) with
10 * the correct path, switching key bindings mode).
15 /* We need Xlib for XStringToKeysym */
18 char *current_configpath = NULL;
20 struct modes_head modes;
21 struct barconfig_head barconfigs = TAILQ_HEAD_INITIALIZER(barconfigs);
24 * Ungrabs all keys, to be called before re-grabbing the keys because of a
25 * mapping_notify event or a configuration file reload
28 void ungrab_all_keys(xcb_connection_t *conn) {
29 DLOG("Ungrabbing all keys\n");
30 xcb_ungrab_key(conn, XCB_GRAB_ANY, root, XCB_BUTTON_MASK_ANY);
34 * Sends the current bar configuration as an event to all barconfig_update listeners.
37 void update_barconfig() {
39 TAILQ_FOREACH (current, &barconfigs, configs) {
40 ipc_send_barconfig_update_event(current);
45 * Get the path of the first configuration file found. If override_configpath
46 * is specified, that path is returned and saved for further calls. Otherwise,
47 * checks the home directory first, then the system directory first, always
48 * taking into account the XDG Base Directory Specification ($XDG_CONFIG_HOME,
52 static char *get_config_path(const char *override_configpath) {
53 char *xdg_config_home, *xdg_config_dirs, *config_path;
55 static const char *saved_configpath = NULL;
57 if (override_configpath != NULL) {
58 saved_configpath = override_configpath;
59 return sstrdup(saved_configpath);
62 if (saved_configpath != NULL)
63 return sstrdup(saved_configpath);
65 /* 1: check the traditional path under the home directory */
66 config_path = resolve_tilde("~/.i3/config");
67 if (path_exists(config_path))
71 /* 2: check for $XDG_CONFIG_HOME/i3/config */
72 if ((xdg_config_home = getenv("XDG_CONFIG_HOME")) == NULL)
73 xdg_config_home = "~/.config";
75 xdg_config_home = resolve_tilde(xdg_config_home);
76 sasprintf(&config_path, "%s/i3/config", xdg_config_home);
77 free(xdg_config_home);
79 if (path_exists(config_path))
83 /* 3: check the traditional path under /etc */
84 config_path = SYSCONFDIR "/i3/config";
85 if (path_exists(config_path))
86 return sstrdup(config_path);
88 /* 4: check for $XDG_CONFIG_DIRS/i3/config */
89 if ((xdg_config_dirs = getenv("XDG_CONFIG_DIRS")) == NULL)
90 xdg_config_dirs = "/etc/xdg";
92 char *buf = sstrdup(xdg_config_dirs);
93 char *tok = strtok(buf, ":");
95 tok = resolve_tilde(tok);
96 sasprintf(&config_path, "%s/i3/config", tok);
98 if (path_exists(config_path)) {
103 tok = strtok(NULL, ":");
107 die("Unable to find the configuration file (looked at "
108 "~/.i3/config, $XDG_CONFIG_HOME/i3/config, " SYSCONFDIR "/i3/config and $XDG_CONFIG_DIRS/i3/config)");
112 * Finds the configuration file to use (either the one specified by
113 * override_configpath), the user’s one or the system default) and calls
117 static void parse_configuration(const char *override_configpath) {
118 char *path = get_config_path(override_configpath);
119 LOG("Parsing configfile %s\n", path);
120 FREE(current_configpath);
121 current_configpath = path;
126 * (Re-)loads the configuration file (sets useful defaults before).
129 void load_configuration(xcb_connection_t *conn, const char *override_configpath, bool reload) {
131 /* First ungrab the keys */
132 ungrab_all_keys(conn);
136 while (!SLIST_EMPTY(&modes)) {
137 mode = SLIST_FIRST(&modes);
140 /* Clear the old binding list */
141 bindings = mode->bindings;
142 while (!TAILQ_EMPTY(bindings)) {
143 bind = TAILQ_FIRST(bindings);
144 TAILQ_REMOVE(bindings, bind, bindings);
145 FREE(bind->translated_to);
150 SLIST_REMOVE(&modes, mode, Mode, modes);
153 struct Assignment *assign;
154 while (!TAILQ_EMPTY(&assignments)) {
155 assign = TAILQ_FIRST(&assignments);
156 if (assign->type == A_TO_WORKSPACE)
157 FREE(assign->dest.workspace);
158 else if (assign->type == A_TO_OUTPUT)
159 FREE(assign->dest.output);
160 else if (assign->type == A_COMMAND)
161 FREE(assign->dest.command);
162 match_free(&(assign->match));
163 TAILQ_REMOVE(&assignments, assign, assignments);
167 /* Clear bar configs */
168 Barconfig *barconfig;
169 while (!TAILQ_EMPTY(&barconfigs)) {
170 barconfig = TAILQ_FIRST(&barconfigs);
172 for (int c = 0; c < barconfig->num_outputs; c++)
173 free(barconfig->outputs[c]);
174 FREE(barconfig->outputs);
175 FREE(barconfig->tray_output);
176 FREE(barconfig->socket_path);
177 FREE(barconfig->status_command);
178 FREE(barconfig->i3bar_command);
179 FREE(barconfig->font);
180 FREE(barconfig->colors.background);
181 FREE(barconfig->colors.statusline);
182 FREE(barconfig->colors.focused_workspace_border);
183 FREE(barconfig->colors.focused_workspace_bg);
184 FREE(barconfig->colors.focused_workspace_text);
185 FREE(barconfig->colors.active_workspace_border);
186 FREE(barconfig->colors.active_workspace_bg);
187 FREE(barconfig->colors.active_workspace_text);
188 FREE(barconfig->colors.inactive_workspace_border);
189 FREE(barconfig->colors.inactive_workspace_bg);
190 FREE(barconfig->colors.inactive_workspace_text);
191 FREE(barconfig->colors.urgent_workspace_border);
192 FREE(barconfig->colors.urgent_workspace_bg);
193 FREE(barconfig->colors.urgent_workspace_text);
194 TAILQ_REMOVE(&barconfigs, barconfig, configs);
198 /* Clear workspace names */
201 TAILQ_FOREACH(ws, workspaces, workspaces)
202 workspace_set_name(ws, NULL);
205 /* Invalidate pixmap caches in case font or colors changed */
207 TAILQ_FOREACH (con, &all_cons, all_cons)
208 FREE(con->deco_render_params);
210 /* Get rid of the current font */
216 struct Mode *default_mode = scalloc(sizeof(struct Mode));
217 default_mode->name = sstrdup("default");
218 default_mode->bindings = scalloc(sizeof(struct bindings_head));
219 TAILQ_INIT(default_mode->bindings);
220 SLIST_INSERT_HEAD(&modes, default_mode, modes);
222 bindings = default_mode->bindings;
224 #define REQUIRED_OPTION(name) \
225 if (config.name == NULL) \
226 die("You did not specify required configuration option " #name "\n");
228 /* Clear the old config or initialize the data structure */
229 memset(&config, 0, sizeof(config));
231 /* Initialize default colors */
232 #define INIT_COLOR(x, cborder, cbackground, ctext, cindicator) \
234 x.border = get_colorpixel(cborder); \
235 x.background = get_colorpixel(cbackground); \
236 x.text = get_colorpixel(ctext); \
237 x.indicator = get_colorpixel(cindicator); \
240 config.client.background = get_colorpixel("#000000");
241 INIT_COLOR(config.client.focused, "#4c7899", "#285577", "#ffffff", "#2e9ef4");
242 INIT_COLOR(config.client.focused_inactive, "#333333", "#5f676a", "#ffffff", "#484e50");
243 INIT_COLOR(config.client.unfocused, "#333333", "#222222", "#888888", "#292d2e");
244 INIT_COLOR(config.client.urgent, "#2f343a", "#900000", "#ffffff", "#900000");
246 /* border and indicator color are ignored for placeholder contents */
247 INIT_COLOR(config.client.placeholder, "#000000", "#0c0c0c", "#ffffff", "#000000");
249 /* the last argument (indicator color) is ignored for bar colors */
250 INIT_COLOR(config.bar.focused, "#4c7899", "#285577", "#ffffff", "#000000");
251 INIT_COLOR(config.bar.unfocused, "#333333", "#222222", "#888888", "#000000");
252 INIT_COLOR(config.bar.urgent, "#2f343a", "#900000", "#ffffff", "#000000");
254 config.default_border = BS_NORMAL;
255 config.default_floating_border = BS_NORMAL;
256 config.default_border_width = logical_px(2);
257 config.default_floating_border_width = logical_px(2);
258 /* Set default_orientation to NO_ORIENTATION for auto orientation. */
259 config.default_orientation = NO_ORIENTATION;
261 /* Set default urgency reset delay to 500ms */
262 if (config.workspace_urgency_timer == 0)
263 config.workspace_urgency_timer = 0.5;
265 parse_configuration(override_configpath);
269 grab_all_keys(conn, false);
272 if (config.font.type == FONT_TYPE_NONE) {
273 ELOG("You did not specify required configuration option \"font\"\n");
274 config.font = load_font("fixed", true);
275 set_font(&config.font);
278 /* Redraw the currently visible decorations on reload, so that
279 * the possibly new drawing parameters changed. */
281 x_deco_recurse(croot);
286 /* Set an empty name for every workspace which got no name */
288 TAILQ_FOREACH(ws, workspaces, workspaces) {
289 if (ws->name != NULL) {
290 /* If the font was not specified when the workspace name
291 * was loaded, we need to predict the text width now */
292 if (ws->text_width == 0)
293 ws->text_width = predict_text_width(global_conn,
294 config.font, ws->name, ws->name_len);
298 workspace_set_name(ws, NULL);