Replaced all NWidgets callback by proper signals

Modules/Settings/SettingsWindow.qml

@@ -60,7 +60,7 @@ NLoader {
           "source": "Tabs/About.qml"
         }]
 
-      onVisibleChanged: function () {
+      onVisibleChanged: {
         if (visible)
           currentTabIndex = 0
       }
@@ -188,7 +188,7 @@ NLoader {
                   icon: "close"
                   tooltipText: "Close settings panel"
                   Layout.alignment: Qt.AlignVCenter
-                  onClicked: function () {
+                  onClicked: {
                     settingsWindow.isLoaded = !settingsWindow.isLoaded
                   }
                 }

Modules/Settings/Tabs/General.qml

@@ -84,7 +84,7 @@ ColumnLayout {
                 text: Settings.data.general.avatarImage
                 placeholderText: "/home/user/.face"
                 Layout.fillWidth: true
-                onEditingFinished: function () {
+                onEditingFinished: {
                   Settings.data.general.avatarImage = text
                 }
               }

Modules/Settings/Tabs/ScreenRecorder.qml

@@ -65,7 +65,7 @@ ColumnLayout {
           NTextInput {
             text: Settings.data.screenRecorder.directory
             Layout.fillWidth: true
-            onEditingFinished: function () {
+            onEditingFinished: {
               Settings.data.screenRecorder.directory = text
             }
           }

Modules/Settings/Tabs/TimeWeather.qml

@@ -58,7 +58,7 @@ ColumnLayout {
             text: Settings.data.location.name
             placeholderText: "Enter city name"
             Layout.fillWidth: true
-            onEditingFinished: function () {
+            onEditingFinished: {
               Settings.data.location.name = text
             }
           }

Modules/Settings/Tabs/Wallpaper.qml

@@ -70,7 +70,7 @@ ColumnLayout {
             NTextInput {
               text: Settings.data.wallpaper.directory
               Layout.fillWidth: true
-              onEditingFinished: function () {
+              onEditingFinished: {
                 Settings.data.wallpaper.directory = text
               }
             }

Modules/Settings/Tabs/WallpaperSelector.qml

@@ -83,9 +83,8 @@ Item {
       }
 
       NText {
-        text: Settings.data.wallpaper.swww.enabled ? 
-          "Wallpapers will change with " + Settings.data.wallpaper.swww.transitionType + " transition" :
-          "Wallpapers will change instantly"
+        text: Settings.data.wallpaper.swww.enabled ? "Wallpapers will change with " + Settings.data.wallpaper.swww.transitionType
+                                                     + " transition" : "Wallpapers will change instantly"
         color: Colors.textSecondary
         font.pointSize: Style.fontSizeSmall * scaling
         visible: Settings.data.wallpaper.swww.enabled
@@ -128,13 +127,13 @@ Item {
           anchors.fill: parent
           clip: true
           model: folderModel
-          
+
           // Fixed 5 items per row - more aggressive sizing
           property int itemSize: Math.floor((width - leftMargin - rightMargin - (4 * Style.marginSmall * scaling)) / 5)
-          
+
           cellWidth: Math.floor((width - leftMargin - rightMargin) / 5)
           cellHeight: Math.floor(itemSize * 0.67) + Style.marginSmall * scaling
-          
+
           leftMargin: Style.marginSmall * scaling
           rightMargin: Style.marginSmall * scaling
           topMargin: Style.marginSmall * scaling
@@ -191,9 +190,11 @@ Item {
               color: Colors.textPrimary
               opacity: mouseArea.containsMouse ? 0.1 : 0
               radius: parent.radius
-              
+
               Behavior on opacity {
-                NumberAnimation { duration: 150 }
+                NumberAnimation {
+                  duration: 150
+                }
               }
             }
 
@@ -249,4 +250,4 @@ Item {
       }
     }
   }
-}
+}