Toast: reworked the display and logic to make it more robust.

+ some bluetooth logic debouncing to avoid extra toast when adapter
comes back to life after suspend.

Modules/Toast/ToastScreen.qml

@@ -6,12 +6,12 @@ import qs.Commons
 import qs.Services
 import qs.Widgets
 
-Loader {
+Item {
   id: root
 
   required property ShellScreen screen
   required property real scaling
-  required property bool active
+  property bool active: false
 
   // Local queue for this screen only
   property var messageQueue: []
@@ -44,16 +44,26 @@ Loader {
     }
   }
 
+  // Clear queue on component destruction to prevent orphaned toasts
+  Component.onDestruction: {
+    messageQueue = []
+    isShowingToast = false
+    hideTimer.stop()
+    quickSwitchTimer.stop()
+  }
+
   function enqueueToast(toastData) {
+    Logger.log("ToastScreen", "Queuing:", toastData.message, toastData.description, toastData.type)
+
     if (replaceOnNew && isShowingToast) {
       // Cancel current toast and clear queue for latest toast
       messageQueue = [] // Clear existing queue
       messageQueue.push(toastData)
 
       // Hide current toast immediately
-      if (item) {
+      if (windowLoader.item) {
         hideTimer.stop()
-        item.hideToast() // Need to add this method to PanelWindow
+        windowLoader.item.hideToast()
       }
 
       // Process new toast after a brief delay
@@ -73,20 +83,30 @@ Loader {
   }
 
   function processQueue() {
-    if (!active || !item || messageQueue.length === 0 || isShowingToast) {
+    if (!active || messageQueue.length === 0 || isShowingToast) {
       return
     }
 
     var data = messageQueue.shift()
     isShowingToast = true
 
-    // Show the toast
-    item.showToast(data.message, data.description, data.type, data.duration)
+    // Activate the loader and show toast
+    windowLoader.active = true
+    // Need a small delay to ensure the window is created
+    Qt.callLater(function () {
+      if (windowLoader.item) {
+        windowLoader.item.showToast(data.message, data.description, data.type, data.duration)
+      }
+    })
   }
 
   function onToastHidden() {
     isShowingToast = false
-    // Small delay before next toast
+
+    // Deactivate the loader to completely remove the window
+    windowLoader.active = false
+
+    // Small delay before processing next toast
     hideTimer.restart()
   }
 
@@ -96,48 +116,55 @@ Loader {
     onTriggered: root.processQueue()
   }
 
-  sourceComponent: PanelWindow {
-    id: panel
+  // The loader that creates/destroys the PanelWindow as needed
+  Loader {
+    id: windowLoader
+    active: false // Only active when showing a toast
 
-    screen: root.screen
+    sourceComponent: PanelWindow {
+      id: panel
 
-    anchors {
-      top: true
-    }
+      property alias toastItem: toastItem
 
-    implicitWidth: 500 * root.scaling
-    implicitHeight: Math.round(toastItem.visible ? toastItem.height + Style.marginM * root.scaling : 1)
+      screen: root.screen
 
-    // Set margins based on bar position
-    margins.top: {
-      switch (Settings.data.bar.position) {
-      case "top":
-        return (Style.barHeight + Style.marginS) * scaling + (Settings.data.bar.floating ? Settings.data.bar.marginVertical * Style.marginXL * scaling : 0)
-      default:
-        return Style.marginL * scaling
+      anchors {
+        top: true
       }
-    }
 
-    color: Color.transparent
+      implicitWidth: 420 * root.scaling
+      implicitHeight: toastItem.height
 
-    WlrLayershell.layer: WlrLayer.Overlay
-    WlrLayershell.keyboardFocus: WlrKeyboardFocus.None
-    exclusionMode: PanelWindow.ExclusionMode.Ignore
+      // Set margins based on bar position
+      margins.top: {
+        switch (Settings.data.bar.position) {
+        case "top":
+          return (Style.barHeight + Style.marginS) * scaling + (Settings.data.bar.floating ? Settings.data.bar.marginVertical * Style.marginXL * scaling : 0)
+        default:
+          return Style.marginL * scaling
+        }
+      }
 
-    function showToast(message, description, type, duration) {
-      toastItem.show(message, description, type, duration)
-    }
+      color: Color.transparent
 
-    // Add method to immediately hide toast
-    function hideToast() {
-      toastItem.hideImmediately()
-    }
+      WlrLayershell.layer: WlrLayer.Overlay
+      WlrLayershell.keyboardFocus: WlrKeyboardFocus.None
+      exclusionMode: PanelWindow.ExclusionMode.Ignore
 
-    SimpleToast {
-      id: toastItem
+      function showToast(message, description, type, duration) {
+        toastItem.show(message, description, type, duration)
+      }
 
-      anchors.horizontalCenter: parent.horizontalCenter
-      onHidden: root.onToastHidden()
+      function hideToast() {
+        toastItem.hideImmediately()
+      }
+
+      SimpleToast {
+        id: toastItem
+
+        anchors.horizontalCenter: parent.horizontalCenter
+        onHidden: root.onToastHidden()
+      }
     }
   }
 }