adjustable battery height

package/contents/config/main.xml

@@ -11,5 +11,10 @@
       <min>2.0</min>
       <max>60.0</max>
     </entry>
+    <entry name="batteryheight" type="Int">
+      <default>8.0</default>
+      <min>1.0</min>
+      <max>10.0</max>
+    </entry>
   </group>
 </kcfg>

package/contents/ui/configGeneral.qml

@@ -8,6 +8,7 @@ QQC2.Pane {
   id: root
 
   property alias cfg_pollingrate: pollingrate.value
+  property alias cfg_batteryheight: batteryheight.value
 
   Kirigami.FormLayout {
     anchors.fill: parent
@@ -15,12 +16,14 @@ QQC2.Pane {
 
     GridLayout {
       columns: 3
+      rows: 2
+      rowSpacing: 10
 
+      // first row
       Text {
         text: "polling rate:"
         color: PlasmaCore.Theme.textColor
       }
-
       QQC2.Slider {
         id: pollingrate
         value: 10.0
@@ -28,17 +31,37 @@ QQC2.Pane {
         to: 60.0
         stepSize: 2.0
         snapMode: QQC2.Slider.SnapAlways
-        Kirigami.FormData.label: i18nc("@label", "polling rate in seconds:")
         onMoved: {
           pollingratevalue.text = this.value + " seconds";
         }
       }
-
       Text {
         id: pollingratevalue
         text: pollingrate.value + " seconds"
         color: PlasmaCore.Theme.textColor
       }
+
+      // second row
+      Text {
+        text: "battery height:"
+        color: PlasmaCore.Theme.textColor
+      }
+      QQC2.Slider {
+        id: batteryheight
+        value: 8.0
+        from: 1.0
+        to: 10.0
+        stepSize: 1.0
+        snapMode: QQC2.Slider.SnapAlways
+        onMoved: {
+          batteryheightvalue.text = this.value
+        }
+      }
+      Text { // dummy
+        id: batteryheightvalue
+        text: batteryheight.value
+        color: PlasmaCore.Theme.textColor
+      }
     }
   }
 }

package/contents/ui/main.qml

@@ -10,6 +10,7 @@ Item {
   id: main
 
   property int pollingrate: Plasmoid.configuration.pollingrate
+  property int batteryheight: Plasmoid.configuration.batteryheight
   property int batteryPercent: -2
 
   PlasmaCore.DataSource {
@@ -34,8 +35,8 @@ Item {
       id: container
       anchors.fill: parent
       anchors.rightMargin: 2
-      anchors.topMargin: 2
-      anchors.bottomMargin: 2
+      anchors.topMargin: 10 - batteryheight
+      anchors.bottomMargin: 10 - batteryheight
       color: "transparent"
       border.color: PlasmaCore.Theme.textColor
       radius: 4