use variants for multi display volume popup/toast/notification

Modules/Notifications/Popup/NotificationPopupManager.qml

@@ -5,6 +5,9 @@ import qs.Services
 
 QtObject {
     id: manager
+    
+    property var modelData
+       
     property int topMargin: 0
     property int baseNotificationHeight: 120
     property int maxTargetNotifications: 3
@@ -84,7 +87,8 @@ QtObject {
         const win = popupComponent.createObject(null, { 
             notificationData: wrapper, 
             notificationId: notificationId, 
-            screenY: topMargin 
+            screenY: topMargin,
+            screen: manager.modelData
         });
         
         if (!win) { 

Modules/Toast.qml

@@ -9,7 +9,10 @@ import qs.Widgets
 
 PanelWindow {
     id: root
-
+    
+    property var modelData
+    screen: modelData
+   
     visible: ToastService.toastVisible
     WlrLayershell.layer: WlrLayershell.Overlay
     WlrLayershell.exclusiveZone: -1

Modules/VolumePopup.qml

@@ -9,7 +9,10 @@ import qs.Widgets
 
 PanelWindow {
     id: root
-
+    
+    property var modelData
+    screen: modelData
+    
     property bool volumePopupVisible: false
 
     function show() {

shell.qml

@@ -50,8 +50,12 @@ ShellRoot {
         id: notificationCenter
     }
 
-    NotificationPopupManager {
-        id: notificationPopupManager
+    Variants {
+        model: Quickshell.screens
+
+        delegate: NotificationPopupManager {
+            modelData: item
+        }
     }
 
     ControlCenterPopout {
@@ -143,11 +147,19 @@ ShellRoot {
         target: "processlist"
     }
 
-    Toast {
-        id: toastWidget
+    Variants {
+        model: Quickshell.screens
+
+        delegate: Toast {
+            modelData: item
+        }
     }
 
-    VolumePopup {
-        id: volumePopup
+    Variants {
+        model: Quickshell.screens
+
+        delegate: VolumePopup {
+            modelData: item
+        }
     }
 }