Verify display restoration and expose outputs

config/dot/quickshell/modules/settings/DisplaysPage.qml

@@ -20,11 +20,24 @@ SettingsPage {
     title: "Displays"
     lede: SystemSettings.monitorDescription || "Reading the active display…"
 
-    readonly property var monitor: Displays.monitors.length > 0 ? Displays.monitors[0] : null
+    property string selectedOutput: ""
+    readonly property var monitor: Displays.monitorNamed(root.selectedOutput)
+        ?? (Displays.monitors.length > 0 ? Displays.monitors[0] : null)
     readonly property string currentMode: root.monitor
-        ? `${root.monitor.width}x${root.monitor.height}@${Math.round(root.monitor.refreshRate)}`
+        ? root.monitor.mode
         : ""
 
+    function syncSelectedOutput(): void {
+        if (!Displays.monitorNamed(root.selectedOutput))
+            root.selectedOutput = Displays.monitors.length > 0 ? Displays.monitors[0].name : "";
+    }
+
+    Component.onCompleted: root.syncSelectedOutput()
+    Connections {
+        target: Displays
+        function onMonitorsChanged(): void { root.syncSelectedOutput(); }
+    }
+
     // The confirmation sits above everything, because while it is counting down
     // it is the only thing that matters on this page.
     header: Component {
@@ -86,6 +99,25 @@ SettingsPage {
         }
     }
 
+    SettingsCard {
+        visible: Displays.monitors.length > 1
+        title: "Connected display"
+        subtitle: "Choose the output whose resolution, scale, and rotation you want to adjust."
+
+        ChoiceGrid {
+            width: parent.width
+            label: "Display"
+            options: Displays.monitors.map(monitor => ({
+                value: monitor.name,
+                label: monitor.description || monitor.name
+            }))
+            current: root.monitor ? root.monitor.name : ""
+            enabled: !Displays.awaitingConfirmation && !Displays.busy
+            divider: false
+            onPicked: value => root.selectedOutput = value
+        }
+    }
+
     SettingsCard {
         title: root.monitor ? root.monitor.name : (SystemSettings.monitorName || "Active display")
         subtitle: root.monitor