From eb51ef01a4bd8bd7bea61a0a5fd524f66cf276cd Mon Sep 17 00:00:00 2001
From: Tommaso Negri <me@tommasongr.com>
Date: Tue, 11 Aug 2026 18:19:02 +0200
Subject: add additional daemons

---
 daemons/focusd.c | 49 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 49 insertions(+)
 create mode 100644 daemons/focusd.c

(limited to 'daemons/focusd.c')

diff --git a/daemons/focusd.c b/daemons/focusd.c
new file mode 100644
index 0000000..9a57564
--- /dev/null
+++ b/daemons/focusd.c
@@ -0,0 +1,49 @@
+// bar-focusd — Focus / Do Not Disturb daemon for bar
+//
+// Listens for Focus mode and DND changes via DistributedNotificationCenter
+// and posts a Darwin notification.
+//
+// Compile:
+//   cc -o bar-focusd daemons/focusd.c -framework CoreFoundation
+
+#include <CoreFoundation/CoreFoundation.h>
+#include <notify.h>
+#include <signal.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+static volatile int keep_running = 1;
+
+static void handle_signal(int sig) {
+	(void)sig;
+	keep_running = 0;
+}
+
+static void focus_changed(
+	CFNotificationCenterRef center, void *observer,
+	CFStringRef name, const void *object, CFDictionaryRef userInfo
+) {
+	(void)center; (void)observer; (void)name; (void)object; (void)userInfo;
+	notify_post("bar.touch.<block-name>");
+}
+
+int main(void) {
+	signal(SIGINT, handle_signal);
+	signal(SIGTERM, handle_signal);
+
+	CFNotificationCenterRef center = CFNotificationCenterGetDistributedCenter();
+
+	// DND / Focus mode changes
+	CFNotificationCenterAddObserver(
+		center, NULL, focus_changed,
+		CFSTR("com.apple.notificationcenter.dndprefs_changed"),
+		NULL, CFNotificationSuspensionBehaviorDeliverImmediately);
+
+	while (keep_running) {
+		pause();
+	}
+
+	CFNotificationCenterRemoveEveryObserver(center, NULL);
+	return 0;
+}
-- 
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