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window-rules: support title criteria

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Example config:

    <windowRules>
      <windowRule identifier="foot" title="max">
        <action name="Maximize"/>
      </windowRule>
    </windowRules>

Observe that:

- `foot -T foo` starts maximized
- `xterm -T foo` starts normal
This commit is contained in:
Johan Malm 2023-05-09 21:20:05 +01:00 • committed by Johan Malm
parent 63db731cf4
commit d37e705548
5 changed files with 90 additions and 30 deletions
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40
src/config/rcxml.c
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@ -88,9 +88,16 @@ fill_window_rule(char *nodename, char *content)
/* nop */
} else if (!current_window_rule) {
wlr_log(WLR_ERROR, "no window-rule");
/* Criteria */
} else if (!strcmp(nodename, "identifier")) {
free(current_window_rule->identifier);
current_window_rule->identifier = xstrdup(content);
} else if (!strcmp(nodename, "title")) {
free(current_window_rule->title);
current_window_rule->title = xstrdup(content);
/* Event */
} else if (!strcmp(nodename, "event")) {
/*
* This is just in readiness for adding any other types of
@ -99,8 +106,12 @@ fill_window_rule(char *nodename, char *content)
if (!strcasecmp(content, "onFirstMap")) {
current_window_rule->event = LAB_WINDOW_RULE_EVENT_ON_FIRST_MAP;
}
/* Properties */
} else if (!strcasecmp(nodename, "serverDecoration")) {
set_property(content, &current_window_rule->server_decoration);
/* Actions */
} else if (!strcmp(nodename, "name.action")) {
current_window_rule_action = action_create(content);
if (current_window_rule_action) {
@ -1027,6 +1038,29 @@ post_processing(void)
}
}
static void
rule_destroy(struct window_rule *rule)
{
wl_list_remove(&rule->link);
zfree(rule->identifier);
zfree(rule->title);
action_list_free(&rule->actions);
zfree(rule);
}
static void
validate(void)
{
/* Window-rule criteria */
struct window_rule *rule, *next;
wl_list_for_each_safe(rule, next, &rc.window_rules, link) {
if (!rule->identifier && !rule->title) {
wlr_log(WLR_ERROR, "deleting rule %p as no criteria", rule);
rule_destroy(rule);
}
}
}
static void
rcxml_path(char *buf, size_t len)
{
@ -1091,6 +1125,7 @@ rcxml_read(const char *filename)
free(b.buf);
no_config:
post_processing();
validate();
}
void
@ -1140,10 +1175,7 @@ rcxml_finish(void)
struct window_rule *rule, *rule_tmp;
wl_list_for_each_safe(rule, rule_tmp, &rc.window_rules, link) {
wl_list_remove(&rule->link);
zfree(rule->identifier);
action_list_free(&rule->actions);
zfree(rule);
rule_destroy(rule);
}
/* Reset state vars for starting fresh when Reload is triggered */