From 928b64e64a36073ef3fbe5b9ad8d2b0c90abea3a Mon Sep 17 00:00:00 2001
From: Corey Woodworth <coreywoodworth@gmail.com>
Date: Thu, 30 Oct 2025 15:54:09 -0400
Subject: [PATCH] Add LockKeysService. It unfortunetly requires polling. I've
 not been able to find an event driven way to accomplish this.

---
 Services/LockKeysService.qml | 85 ++++++++++++++++++++++++++++++++++++
 1 file changed, 85 insertions(+)
 create mode 100644 Services/LockKeysService.qml

diff --git a/Services/LockKeysService.qml b/Services/LockKeysService.qml
new file mode 100644
index 00000000..c8ee00bc
--- /dev/null
+++ b/Services/LockKeysService.qml
@@ -0,0 +1,85 @@
+pragma Singleton
+
+import QtQuick
+import Quickshell
+import Quickshell.Io
+import qs.Commons
+
+Singleton {
+    id: root
+
+    property bool capsLockOn: false
+    property bool numLockOn: false
+    property bool scrollLockOn: false
+
+    signal capsLockChanged(bool active)
+    signal numLockChanged(bool active)
+    signal scrollLockChanged(bool active)
+
+    Process {
+        id: stateCheckProcess
+
+        property string checkCommand: " \
+caps=0; cat /sys/class/leds/input*::capslock/brightness 2>/dev/null | grep -q 1 && caps=1; echo \"caps:${caps}\"; \
+num=0; cat /sys/class/leds/input*::numlock/brightness 2>/dev/null | grep -q 1 && num=1; echo \"num:${num}\"; \
+scroll=0; cat /sys/class/leds/input*::scrolllock/brightness 2>/dev/null | grep -q 1 && scroll=1; echo \"scroll:${scroll}\"; \
+"
+command: ["sh", "-c", stateCheckProcess.checkCommand]
+
+stdout: StdioCollector {
+    onStreamFinished: {
+        var lines = this.text.trim().split('\n')
+        for (var i = 0; i < lines.length; i++) {
+            var parts = lines[i].split(':')
+            if (parts.length === 2) {
+                var key = parts[0]
+                var newState = (parts[1] === '1')
+
+                if (key === "caps") {
+                    if (root.capsLockOn !== newState) {
+                        root.capsLockOn = newState
+                        root.capsLockChanged(newState)
+                        Logger.i("LockKeysService", "Caps Lock:", capsLockOn)
+                    }
+                } else if (key === "num") {
+                    if (root.numLockOn !== newState) {
+                        root.numLockOn = newState
+                        root.numLockChanged(newState)
+                        Logger.i("LockKeysService", "Num Lock:", numLockOn)
+                    }
+                } else if (key === "scroll") {
+                    if (root.scrollLockOn !== newState) {
+                        root.scrollLockOn = newState
+                        root.scrollLockChanged(newState)
+                        Logger.i("LockKeysService", "Scroll Lock:", scrollLockOn)
+                    }
+                }
+            }
+        }
+    }
+}
+stderr: StdioCollector {
+    onStreamFinished: {
+        if (this.text.trim().length > 0)
+            Logger.i("LockKeysService", "Error running state check:", this.text.trim())
+    }
+}
+    }
+
+    Timer {
+        id: pollTimer
+        interval: 125
+        running: true
+        repeat: true
+        onTriggered: {
+            if (!stateCheckProcess.running) {
+                stateCheckProcess.running = true
+            }
+        }
+    }
+
+    Component.onCompleted: {
+        Logger.i("LockKeysService", "Service started, performing initial state check.")
+        stateCheckProcess.running = true
+    }
+}