Fix: evita ricorsione allo scadere del timer; click su icona (workaround bug KDE 518024) e accessibilita' da tastiera

contents/ui/main.qml

@@ -29,6 +29,7 @@ PlasmoidItem {
     property string backend: "unknown"      // systemd | unsupported | unknown
     property int deadlineEpoch: 0
     property int remainingSec: 0
+    property bool timerExpiring: false
     property bool unitsReady: false
     property string lastError: ""
 
@@ -102,12 +103,15 @@ PlasmoidItem {
         if (deadlineEpoch > 0) {
             const remaining = deadlineEpoch - Math.floor(Date.now() / 1000)
             remainingSec = remaining > 0 ? remaining : 0
-            if (remaining <= 0) {
+            // il timer è scaduto: disattiva una sola volta (evita rientranze
+            // mentre lo stato del backend non è ancora aggiornato)
+            if (remaining <= 0 && !timerExpiring) {
+                timerExpiring = true
                 deactivate(true)
-                return
             }
         } else {
             remainingSec = 0
+            timerExpiring = false
         }
     }
 
@@ -127,6 +131,7 @@ PlasmoidItem {
 
     function activate() {
         const minutes = plasmoid.configuration.autoOffMinutes
+        timerExpiring = false
         run("on " + startMode + " " + minutes)
         remainingSec = minutes > 0 ? minutes * 60 : 0
         refreshDelay.restart()
@@ -148,10 +153,21 @@ PlasmoidItem {
         }
     }
 
+    // Gestione dei clic sull'icona di pannello.
+    // Sinistra: attiva/disattiva. Centrale: apre le opzioni.
+    function handleCompactClick(button) {
+        if (button === Qt.MiddleButton) {
+            expanded = !expanded
+        } else {
+            toggle()
+        }
+    }
+
     function changeMode(keepScreen) {
         if (!active) {
             return
         }
+        timerExpiring = false
         run("switch " + (keepScreen ? "screen" : "sleep"))
         refreshDelay.restart()
     }
@@ -160,6 +176,7 @@ PlasmoidItem {
         if (!active) {
             return
         }
+        timerExpiring = false
         if (minutes > 0) {
             remainingSec = minutes * 60
             run("on " + startMode + " " + minutes)
@@ -232,8 +249,22 @@ PlasmoidItem {
 
     // ------------------------------------------------- rappresentazione compatta
     compactRepresentation: Item {
+        id: compactRoot
         implicitWidth: compactRow.implicitWidth
         implicitHeight: Kirigami.Units.iconSizes.smallMedium
+        activeFocusOnTab: true
+
+        Keys.onPressed: function(event) {
+            switch (event.key) {
+            case Qt.Key_Space:
+            case Qt.Key_Enter:
+            case Qt.Key_Return:
+            case Qt.Key_Select:
+                root.toggle()
+                event.accepted = true
+                break
+            }
+        }
 
         RowLayout {
             id: compactRow
@@ -241,6 +272,7 @@ PlasmoidItem {
             spacing: Kirigami.Units.smallSpacing
 
             Kirigami.Icon {
+                id: compactIcon
                 source: root.active ? root.iconOnPath : root.iconOffPath
                 implicitWidth: Kirigami.Units.iconSizes.smallMedium
                 implicitHeight: Kirigami.Units.iconSizes.smallMedium
@@ -259,11 +291,18 @@ PlasmoidItem {
             acceptedButtons: Qt.LeftButton | Qt.MiddleButton
             cursorShape: Qt.PointingHandCursor
             onClicked: function(mouse) {
-                if (mouse.button === Qt.MiddleButton) {
-                    root.expanded = !root.expanded
-                } else {
-                    root.toggle()
-                }
+                root.handleCompactClick(mouse.button)
+            }
+        }
+
+        // Kirigami.Icon può assorbire i clic (bug KDE 518024): seconda area
+        // cliccabile sopra l'icona, con la stessa azione.
+        MouseArea {
+            anchors.fill: compactIcon
+            acceptedButtons: Qt.LeftButton | Qt.MiddleButton
+            cursorShape: Qt.PointingHandCursor
+            onClicked: function(mouse) {
+                root.handleCompactClick(mouse.button)
             }
         }
     }