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.
35 * This update mechnism currently only includes the hidden_state and the mode in the config.
38 void update_barconfig() {
40 TAILQ_FOREACH(current, &barconfigs, configs) {
41 /* Build json message */
43 switch (current->hidden_state) {
49 hidden_state = "hide";
54 switch (current->mode) {
67 /* Send an event to all barconfig listeners*/
69 sasprintf(&event_msg, "{ \"id\":\"%s\", \"hidden_state\":\"%s\", \"mode\":\"%s\" }", current->id, hidden_state, mode);
71 ipc_send_event("barconfig_update", I3_IPC_EVENT_BARCONFIG_UPDATE, event_msg);
77 * Get the path of the first configuration file found. If override_configpath
78 * is specified, that path is returned and saved for further calls. Otherwise,
79 * checks the home directory first, then the system directory first, always
80 * taking into account the XDG Base Directory Specification ($XDG_CONFIG_HOME,
84 static char *get_config_path(const char *override_configpath) {
85 char *xdg_config_home, *xdg_config_dirs, *config_path;
87 static const char *saved_configpath = NULL;
89 if (override_configpath != NULL) {
90 saved_configpath = override_configpath;
91 return sstrdup(saved_configpath);
94 if (saved_configpath != NULL)
95 return sstrdup(saved_configpath);
97 /* 1: check the traditional path under the home directory */
98 config_path = resolve_tilde("~/.i3/config");
99 if (path_exists(config_path))
103 /* 2: check for $XDG_CONFIG_HOME/i3/config */
104 if ((xdg_config_home = getenv("XDG_CONFIG_HOME")) == NULL)
105 xdg_config_home = "~/.config";
107 xdg_config_home = resolve_tilde(xdg_config_home);
108 sasprintf(&config_path, "%s/i3/config", xdg_config_home);
109 free(xdg_config_home);
111 if (path_exists(config_path))
115 /* 3: check the traditional path under /etc */
116 config_path = SYSCONFDIR "/i3/config";
117 if (path_exists(config_path))
118 return sstrdup(config_path);
120 /* 4: check for $XDG_CONFIG_DIRS/i3/config */
121 if ((xdg_config_dirs = getenv("XDG_CONFIG_DIRS")) == NULL)
122 xdg_config_dirs = "/etc/xdg";
124 char *buf = sstrdup(xdg_config_dirs);
125 char *tok = strtok(buf, ":");
126 while (tok != NULL) {
127 tok = resolve_tilde(tok);
128 sasprintf(&config_path, "%s/i3/config", tok);
130 if (path_exists(config_path)) {
135 tok = strtok(NULL, ":");
139 die("Unable to find the configuration file (looked at "
140 "~/.i3/config, $XDG_CONFIG_HOME/i3/config, "
141 SYSCONFDIR "/i3/config and $XDG_CONFIG_DIRS/i3/config)");
145 * Finds the configuration file to use (either the one specified by
146 * override_configpath), the user’s one or the system default) and calls
150 static void parse_configuration(const char *override_configpath) {
151 char *path = get_config_path(override_configpath);
152 LOG("Parsing configfile %s\n", path);
153 FREE(current_configpath);
154 current_configpath = path;
159 * (Re-)loads the configuration file (sets useful defaults before).
162 void load_configuration(xcb_connection_t *conn, const char *override_configpath, bool reload) {
164 /* First ungrab the keys */
165 ungrab_all_keys(conn);
169 while (!SLIST_EMPTY(&modes)) {
170 mode = SLIST_FIRST(&modes);
173 /* Clear the old binding list */
174 bindings = mode->bindings;
175 while (!TAILQ_EMPTY(bindings)) {
176 bind = TAILQ_FIRST(bindings);
177 TAILQ_REMOVE(bindings, bind, bindings);
178 FREE(bind->translated_to);
183 SLIST_REMOVE(&modes, mode, Mode, modes);
186 struct Assignment *assign;
187 while (!TAILQ_EMPTY(&assignments)) {
188 assign = TAILQ_FIRST(&assignments);
189 if (assign->type == A_TO_WORKSPACE)
190 FREE(assign->dest.workspace);
191 else if (assign->type == A_TO_OUTPUT)
192 FREE(assign->dest.output);
193 else if (assign->type == A_COMMAND)
194 FREE(assign->dest.command);
195 match_free(&(assign->match));
196 TAILQ_REMOVE(&assignments, assign, assignments);
200 /* Clear bar configs */
201 Barconfig *barconfig;
202 while (!TAILQ_EMPTY(&barconfigs)) {
203 barconfig = TAILQ_FIRST(&barconfigs);
205 for (int c = 0; c < barconfig->num_outputs; c++)
206 free(barconfig->outputs[c]);
207 FREE(barconfig->outputs);
208 FREE(barconfig->tray_output);
209 FREE(barconfig->socket_path);
210 FREE(barconfig->status_command);
211 FREE(barconfig->i3bar_command);
212 FREE(barconfig->font);
213 FREE(barconfig->colors.background);
214 FREE(barconfig->colors.statusline);
215 FREE(barconfig->colors.focused_workspace_border);
216 FREE(barconfig->colors.focused_workspace_bg);
217 FREE(barconfig->colors.focused_workspace_text);
218 FREE(barconfig->colors.active_workspace_border);
219 FREE(barconfig->colors.active_workspace_bg);
220 FREE(barconfig->colors.active_workspace_text);
221 FREE(barconfig->colors.inactive_workspace_border);
222 FREE(barconfig->colors.inactive_workspace_bg);
223 FREE(barconfig->colors.inactive_workspace_text);
224 FREE(barconfig->colors.urgent_workspace_border);
225 FREE(barconfig->colors.urgent_workspace_bg);
226 FREE(barconfig->colors.urgent_workspace_text);
227 TAILQ_REMOVE(&barconfigs, barconfig, configs);
231 /* Clear workspace names */
234 TAILQ_FOREACH(ws, workspaces, workspaces)
235 workspace_set_name(ws, NULL);
238 /* Invalidate pixmap caches in case font or colors changed */
240 TAILQ_FOREACH(con, &all_cons, all_cons)
241 FREE(con->deco_render_params);
243 /* Get rid of the current font */
249 struct Mode *default_mode = scalloc(sizeof(struct Mode));
250 default_mode->name = sstrdup("default");
251 default_mode->bindings = scalloc(sizeof(struct bindings_head));
252 TAILQ_INIT(default_mode->bindings);
253 SLIST_INSERT_HEAD(&modes, default_mode, modes);
255 bindings = default_mode->bindings;
257 #define REQUIRED_OPTION(name) \
258 if (config.name == NULL) \
259 die("You did not specify required configuration option " #name "\n");
261 /* Clear the old config or initialize the data structure */
262 memset(&config, 0, sizeof(config));
264 /* Initialize default colors */
265 #define INIT_COLOR(x, cborder, cbackground, ctext, cindicator) \
267 x.border = get_colorpixel(cborder); \
268 x.background = get_colorpixel(cbackground); \
269 x.text = get_colorpixel(ctext); \
270 x.indicator = get_colorpixel(cindicator); \
273 config.client.background = get_colorpixel("#000000");
274 INIT_COLOR(config.client.focused, "#4c7899", "#285577", "#ffffff", "#2e9ef4");
275 INIT_COLOR(config.client.focused_inactive, "#333333", "#5f676a", "#ffffff", "#484e50");
276 INIT_COLOR(config.client.unfocused, "#333333", "#222222", "#888888", "#292d2e");
277 INIT_COLOR(config.client.urgent, "#2f343a", "#900000", "#ffffff", "#900000");
279 /* border and indicator color are ignored for placeholder contents */
280 INIT_COLOR(config.client.placeholder, "#000000", "#0c0c0c", "#ffffff", "#000000");
282 /* the last argument (indicator color) is ignored for bar colors */
283 INIT_COLOR(config.bar.focused, "#4c7899", "#285577", "#ffffff", "#000000");
284 INIT_COLOR(config.bar.unfocused, "#333333", "#222222", "#888888", "#000000");
285 INIT_COLOR(config.bar.urgent, "#2f343a", "#900000", "#ffffff", "#000000");
287 config.default_border = BS_NORMAL;
288 config.default_floating_border = BS_NORMAL;
289 config.default_border_width = 2;
290 /* Set default_orientation to NO_ORIENTATION for auto orientation. */
291 config.default_orientation = NO_ORIENTATION;
293 /* Set default urgency reset delay to 500ms */
294 if (config.workspace_urgency_timer == 0)
295 config.workspace_urgency_timer = 0.5;
297 parse_configuration(override_configpath);
301 grab_all_keys(conn, false);
304 if (config.font.type == FONT_TYPE_NONE) {
305 ELOG("You did not specify required configuration option \"font\"\n");
306 config.font = load_font("fixed", true);
307 set_font(&config.font);
310 /* Redraw the currently visible decorations on reload, so that
311 * the possibly new drawing parameters changed. */
313 x_deco_recurse(croot);
318 /* Set an empty name for every workspace which got no name */
320 TAILQ_FOREACH(ws, workspaces, workspaces) {
321 if (ws->name != NULL) {
322 /* If the font was not specified when the workspace name
323 * was loaded, we need to predict the text width now */
324 if (ws->text_width == 0)
325 ws->text_width = predict_text_width(global_conn,
326 config.font, ws->name, ws->name_len);
330 workspace_set_name(ws, NULL);