Add AppLauncher opacity, topCenter & bottomCenter

Modules/Launcher/Launcher.qml

@@ -18,11 +18,17 @@ NPanel {
   panelHeight: Math.min(550 * scaling, screen?.height * 0.8)
   // Positioning derives from Settings.data.bar.position for vertical (top/bottom)
   // and from Settings.data.appLauncher.position for horizontal vs center.
-  // Options: center, top_left, top_right, bottom_left, bottom_right
+  // Options: center, top_left, top_right, bottom_left, bottom_right, bottom_center, top_center
   readonly property string launcherPosition: Settings.data.appLauncher.position
   panelAnchorCentered: launcherPosition === "center"
   panelAnchorLeft: launcherPosition !== "center" && (launcherPosition.endsWith("_left"))
   panelAnchorRight: launcherPosition !== "center" && (launcherPosition.endsWith("_right"))
+  panelAnchorBottomCentered: launcherPosition === "bottom_center"
+  panelAnchorTopCentered: launcherPosition === "top_center"
+
+  // Background opacity following bar's approach
+  panelBackgroundColor: Qt.rgba(Color.mSurface.r, Color.mSurface.g, Color.mSurface.b,
+                                Settings.data.appLauncher.backgroundOpacity)
 
   // Properties
   property string searchText: ""

Modules/SettingsPanel/Tabs/LauncherTab.qml

@@ -89,12 +89,54 @@ ColumnLayout {
               key: "bottom_right"
               name: "Bottom Right"
             }
+            ListElement {
+              key: "bottom_center"
+              name: "Bottom Center"
+            }
+            ListElement {
+              key: "top_center"
+              name: "Top Center"
+            }
           }
           currentKey: Settings.data.appLauncher.position
           onSelected: function (key) {
             Settings.data.appLauncher.position = key
           }
         }
+
+        NDivider {
+          Layout.fillWidth: true
+          Layout.topMargin: Style.marginL * scaling
+          Layout.bottomMargin: Style.marginS * scaling
+        }
+
+        NText {
+          text: "Launcher Background"
+          font.pointSize: Style.fontSizeXXL * scaling
+          font.weight: Style.fontWeightBold
+          color: Color.mOnSurface
+          Layout.bottomMargin: Style.marginS * scaling
+        }
+
+        RowLayout {
+          NSlider {
+            id: launcherBgOpacity
+            Layout.fillWidth: true
+            from: 0.0
+            to: 1.0
+            stepSize: 0.01
+            value: Settings.data.appLauncher.backgroundOpacity
+            onMoved: Settings.data.appLauncher.backgroundOpacity = value
+            cutoutColor: Color.mSurface
+          }
+
+          NText {
+            text: Math.floor(Settings.data.appLauncher.backgroundOpacity * 100) + "%"
+            Layout.alignment: Qt.AlignVCenter
+            Layout.leftMargin: Style.marginS * scaling
+            color: Color.mOnSurface
+          }
+        }
       }
     }
   }