Add KeyboardLayoutService, add KeyboardLayout Widget, add KeyboardLayout to LockScreen

Services/KeyboardLayoutService.qml

@@ -0,0 +1,112 @@
+pragma Singleton
+
+import QtQuick
+import Quickshell
+import Quickshell.Io
+import Quickshell.Hyprland
+import qs.Commons
+import qs.Services
+
+Singleton {
+  id: root
+
+  property string currentLayout: "Unknown"
+  property int updateInterval: 1000 // Update every second
+
+  // Timer to periodically update the layout
+  Timer {
+    id: updateTimer
+    interval: updateInterval
+    running: true
+    repeat: true
+    onTriggered: {
+      updateLayout()
+    }
+  }
+
+  // Process to get current keyboard layout using niri msg (Wayland native)
+  Process {
+    id: niriLayoutProcess
+    running: false
+    command: ["niri", "msg", "-j", "keyboard-layouts"]
+    stdout: StdioCollector {
+      onStreamFinished: {
+        try {
+          const data = JSON.parse(text)
+          const layoutName = data.names[data.current_idx]
+          root.currentLayout = mapLayoutNameToCode(layoutName)
+        } catch (e) {
+          root.currentLayout = "Unknown"
+        }
+      }
+    }
+  }
+
+  // Process to get current keyboard layout using hyprctl (Hyprland)
+  Process {
+    id: hyprlandLayoutProcess
+    running: false
+    command: ["hyprctl", "-j", "devices"]
+    stdout: StdioCollector {
+      onStreamFinished: {
+        try {
+          const data = JSON.parse(text)
+          // Find the main keyboard and get its active keymap
+          const mainKeyboard = data.keyboards.find(kb => kb.main === true)
+          if (mainKeyboard && mainKeyboard.active_keymap) {
+            root.currentLayout = mapLayoutNameToCode(mainKeyboard.active_keymap)
+          } else {
+            root.currentLayout = "Unknown"
+          }
+        } catch (e) {
+          root.currentLayout = "Unknown"
+        }
+      }
+    }
+  }
+
+  // Layout name to ISO code mapping
+  property var layoutMap: {
+    "German": "de",
+    "English (US)": "us",
+    "English (UK)": "gb",
+    "French": "fr",
+    "Spanish": "es",
+    "Italian": "it",
+    "Portuguese (Brazil)": "br",
+    "Portuguese": "pt",
+    "Russian": "ru",
+    "Polish": "pl",
+    "Swedish": "se",
+    "Norwegian": "no",
+    "Danish": "dk",
+    "Finnish": "fi",
+    "Hungarian": "hu",
+    "Turkish": "tr",
+    "Czech": "cz",
+    "Slovak": "sk",
+    "Japanese": "jp",
+    "Korean": "kr",
+    "Chinese": "cn"
+  }
+
+  // Map layout names to ISO codes
+  function mapLayoutNameToCode(layoutName) {
+    return layoutMap[layoutName] || layoutName // fallback to raw name if not found
+  }
+
+  Component.onCompleted: {
+    Logger.log("KeyboardLayout", "Service started")
+    updateLayout()
+  }
+
+  function updateLayout() {
+    if (CompositorService.isHyprland) {
+      hyprlandLayoutProcess.running = true
+    } else if (CompositorService.isNiri) {
+      niriLayoutProcess.running = true
+    } else {
+      currentLayout = "Unknown"
+    }
+  }
+}