NPanel: add persistent useOverlay property

Assets/settings-default.json

@@ -207,7 +207,8 @@
     "fontFixed": "DejaVu Sans Mono",
     "fontDefaultScale": 1,
     "fontFixedScale": 1,
-    "tooltipsEnabled": true
+    "tooltipsEnabled": true,
+    "panelsOverlayLayer": true
   },
   "brightness": {
     "brightnessStep": 5

Commons/Settings.qml

@@ -343,6 +343,7 @@ Singleton {
       property real fontDefaultScale: 1.0
       property real fontFixedScale: 1.0
       property bool tooltipsEnabled: true
+      property bool panelsOverlayLayer: true
     }
 
     // brightness

Widgets/NPanel.qml

@@ -9,6 +9,8 @@ Loader {
 
   property ShellScreen screen
 
+  property bool useOverlay: Settings.data.ui.panelsOverlayLayer
+
   property Component panelContent: null
   property real preferredWidth: 700
   property real preferredHeight: 900
@@ -157,7 +159,7 @@ Loader {
 
       WlrLayershell.exclusionMode: ExclusionMode.Ignore
       WlrLayershell.namespace: "noctalia-panel"
-      WlrLayershell.layer: WlrLayer.Overlay
+      WlrLayershell.layer: useOverlay ? WlrLayer.Overlay : WlrLayer.Top
       WlrLayershell.keyboardFocus: root.panelKeyboardFocus ? WlrKeyboardFocus.OnDemand : WlrKeyboardFocus.None
 
       Region {