Add a refresh button to the plasmoid

Summary: This adds a refresh button to the plasmoid if no device is connected.

Test Plan: Refreshing works, and the button only appears when no devices are connected.

Reviewers: #kde_connect, nicolasfella

Reviewed By: #kde_connect, nicolasfella

Subscribers: apol, nicolasfella, #kde_connect

Differential Revision: https://phabricator.kde.org/D11501

plasmoid/package/contents/ui/FullRepresentation.qml

@@ -19,6 +19,7 @@
  */
 
 import QtQuick 2.1
+import QtQuick.Layouts 1.1
 import org.kde.plasma.core 2.0 as PlasmaCore
 import org.kde.plasma.components 2.0 as PlasmaComponents
 import org.kde.plasma.extras 2.0 as PlasmaExtras
@@ -28,12 +29,25 @@ Item {
     id: kdeconnect
     property alias devicesModel: devicesView.model
 
-    PlasmaExtras.Heading {
-        width: parent.width
-        level: 3
-        opacity: 0.6
-        text: i18n("No paired devices available")
+    RowLayout {
         visible: devicesView.count==0
+        width: parent.width
+
+        PlasmaExtras.Heading {
+            Layout.fillWidth: true
+            level: 3
+            opacity: 0.6
+            text: i18n("No paired devices available")
+        }
+
+        PlasmaComponents.Button {
+            iconSource: "view-refresh"
+            tooltip: i18n("Search for devices")
+
+            onClicked: {
+                KdeConnect.DaemonDbusInterface.forceOnNetworkChange();
+            }
+        }
     }
 
     /*
@@ -48,6 +62,7 @@ Item {
     PlasmaExtras.ScrollArea {
         id: dialogItem
         anchors.fill: parent
+        visible: devicesView.count > 0
 
         ListView {
             id: devicesView