Integra calibrazione RGB nel plasmoide e ripristina backend funzionante

package/org.enne2.ambilight/contents/ui/main.qml

@@ -10,6 +10,9 @@ PlasmoidItem {
 
     // Percorso dell'helper, sostituito da install.sh con il percorso assoluto
     readonly property string ctl: "@CTL@"
+    readonly property string calibration: "@CALIBRATE@"
+    property bool polling: false
+    property bool calibrating: false
 
     property var st: ({ daemon: false, running: false, brightness: 1.0,
                         contrast: 1.0, saturation: 1.0, band: 0.12,
@@ -28,9 +31,18 @@ PlasmoidItem {
     }
 
     function refresh() {
+        if (root.polling) return
+        root.polling = true
         poll.connectSource(root.ctl + " state")
     }
 
+    Timer {
+        interval: 2000
+        running: true
+        repeat: true
+        onTriggered: root.refresh()
+    }
+
     function run(args) {
         if (root.busy)
             return
@@ -46,6 +58,7 @@ PlasmoidItem {
         connectedSources: []
         onNewData: function(source, data) {
             poll.disconnectSource(source)
+            root.polling = false
             const out = String(data["stdout"] || "").trim()
             if (!out)
                 return
@@ -248,6 +261,14 @@ PlasmoidItem {
             RowLayout {
                 Layout.fillWidth: true
 
+                PC3.Button {
+                    text: i18n("Calibra…")
+                    enabled: root.st.daemon && !root.calibrating
+                    onClicked: {
+                        root.calibrating = true
+                        calibrationSource.connectSource("/usr/bin/python3 " + JSON.stringify(root.calibration))
+                    }
+                }
                 PC3.Button {
                     text: i18n("Riavvia demone")
                     font: Kirigami.Theme.smallFont
@@ -279,5 +300,18 @@ PlasmoidItem {
         }
     }
 
+    P5Support.DataSource {
+        id: calibrationSource
+        engine: "executable"
+        connectedSources: []
+        onNewData: function(source, data) {
+            calibrationSource.disconnectSource(source)
+            root.calibrating = false
+            if (data["exit code"] !== 0)
+                root.lastError = String(data["stderr"] || i18n("Impossibile avviare la calibrazione"))
+            root.refresh()
+        }
+    }
+
     Component.onCompleted: root.refresh()
 }