Protect live state during restore and reset

config/dot/quickshell/settings-system-harness.qml

@@ -6,6 +6,33 @@ import qs.config
 import qs.services
 
 ShellRoot {
+    id: root
+
+    property var resetCalls: []
+    property bool displayBlocked: false
+
+    function recordReset(name: string): void {
+        const next = root.resetCalls.slice();
+        next.push(name);
+        root.resetCalls = next;
+    }
+
+    Component.onCompleted: {
+        SystemSettings.displayBusy = function() { return false; };
+        SystemSettings.readDisplays = function() { return DesktopPreferences.get("displays"); };
+        SystemSettings.protectDisplays = function(value) {
+            root.recordReset("display.protect");
+            return DesktopPreferences.set("displays", value);
+        };
+        SystemSettings.setDisplayBlocked = function(blocked) {
+            root.recordReset("display.block:" + blocked);
+            root.displayBlocked = blocked;
+        };
+        SystemSettings.reloadKeybinds = function() { root.recordReset("keybinds.reload"); };
+        SystemSettings.keybindsReloading = function() { return false; };
+        SystemSettings.applyWallpaper = function(path) { root.recordReset("wallpaper.set:" + path); };
+    }
+
     IpcHandler {
         target: "settings-system-test"
 
@@ -52,7 +79,14 @@ ShellRoot {
             });
         }
 
-        function restoreDefaults(): void { SystemSettings.restoreDefaults(); }
+        function restoreDefaults(): bool {
+            root.resetCalls = [];
+            return SystemSettings.restoreDefaults();
+        }
+
+        function resetState(): string {
+            return JSON.stringify({ calls: root.resetCalls, displayBlocked: root.displayBlocked });
+        }
 
         function panelAllowed(panel: string): bool {
             return SystemSettings.isGnomePanelAllowed(panel);