Persist complete monitor layouts

config/dot/quickshell/displays-harness.qml

@@ -20,6 +20,9 @@ ShellRoot {
                 mode: monitor ? monitor.mode : "",
                 scale: monitor ? monitor.scale : 0,
                 transform: monitor ? monitor.transform : -1,
+                x: monitor ? monitor.x : 0,
+                y: monitor ? monitor.y : 0,
+                primary: monitor ? monitor.primary : false,
                 modes: monitor ? monitor.modes.length : 0,
                 awaiting: Displays.awaitingConfirmation,
                 canConfirm: Displays.canConfirm,
@@ -49,6 +52,30 @@ ShellRoot {
             });
         }
 
+        function positionFixture(): string {
+            const previous = Displays.monitors;
+            Displays.parse(JSON.stringify([
+                {
+                    name: "DP-2", description: "Primary", width: 4500, height: 3000,
+                    refreshRate: 60, scale: 1.5, transform: 0, x: 140, y: 80,
+                    availableModes: ["[email protected]"]
+                },
+                {
+                    name: "HDMI-A-1", description: "Second", width: 2560, height: 1440,
+                    refreshRate: 60, scale: 1, transform: 0, x: 3140, y: 80,
+                    availableModes: ["[email protected]"]
+                }
+            ]), Displays.operationGeneration);
+            const result = JSON.stringify(Displays.monitors.map(monitor => ({
+                name: monitor.name,
+                x: monitor.x,
+                y: monitor.y,
+                primary: monitor.primary
+            })));
+            Displays.monitors = previous;
+            return result;
+        }
+
         function applyBad(kind: string): bool {
             const monitor = Displays.monitors[0];
             if (!monitor) return false;