Implement test version of showing cloud connected printers in list

resources/qml/Menus/CloudPrinterMenu.qml

@@ -0,0 +1,26 @@
+// Copyright (c) 2018 Ultimaker B.V.
+// Cura is released under the terms of the LGPLv3 or higher.
+import QtQuick 2.2
+import QtQuick.Controls 1.4
+
+import UM 1.2 as UM
+import Cura 1.0 as Cura
+
+Instantiator {
+
+    model: UM.ContainerStacksModel {
+        filter: {"type": "machine", "um_cloud_cluster_id": "*", "hidden": "False"}
+    }
+
+    MenuItem {
+        // iconSource: UM.Theme.getIcon("printer_single") TODO: use cloud icon here
+        text: model.name
+        checkable: true
+        checked: true // cloud printers are only listed if they are actually online
+        exclusiveGroup: group;
+        onTriggered: Cura.MachineManager.setActiveMachine(model.id);
+    }
+
+    onObjectAdded: menu.insertItem(index, object)
+    onObjectRemoved: menu.removeItem(object)
+}

resources/qml/Menus/PrinterMenu.qml

@@ -37,6 +37,23 @@ Menu
         visible: networkPrinterMenu.count > 0
     }
 
+    MenuItem
+    {
+        text: catalog.i18nc("@label:category menu label", "Cloud enabled printers")
+        enabled: false
+        visible: cloudPrinterMenu.count > 0
+    }
+
+    CloudPrinterMenu
+    {
+        id: cloudPrinterMenu
+    }
+
+    MenuSeparator
+    {
+        visible: cloudPrinterMenu.count > 0
+    }
+
     MenuItem
     {
         text: catalog.i18nc("@label:category menu label", "Local printers")

resources/qml/PrinterSelector/MachineSelectorList.qml

@@ -50,6 +50,46 @@ Column
         }
     }
 
+    Label
+    {
+        text: catalog.i18nc("@label", "Cloud connected printers")
+        visible: cloudPrintersModel.items.length > 0
+        leftPadding: UM.Theme.getSize("default_margin").width
+        height: visible ? contentHeight + 2 * UM.Theme.getSize("default_margin").height : 0
+        renderType: Text.NativeRendering
+        font: UM.Theme.getFont("medium")
+        color: UM.Theme.getColor("text_medium")
+        verticalAlignment: Text.AlignVCenter
+    }
+
+    Repeater
+    {
+        id: cloudPrinters
+
+        model: UM.ContainerStacksModel
+        {
+            id: cloudPrintersModel
+            filter:
+            {
+                "type": "machine",
+                "um_cloud_cluster_id": "*"
+            }
+        }
+
+        delegate: MachineSelectorButton
+        {
+            text: model.metadata["connect_group_name"]
+            checked: Cura.MachineManager.activeMachineNetworkGroupName == model.metadata["connect_group_name"]
+            outputDevice: Cura.MachineManager.printerOutputDevices.length >= 1 ? Cura.MachineManager.printerOutputDevices[0] : null
+
+            Connections
+            {
+                target: Cura.MachineManager
+                onActiveMachineNetworkGroupNameChanged: checked = Cura.MachineManager.activeMachineNetworkGroupName == model.metadata["connect_group_name"]
+            }
+        }
+    }
+
     Label
     {
         text: catalog.i18nc("@label", "Preset printers")
@@ -71,7 +111,9 @@ Column
             id: virtualPrintersModel
             filter:
             {
-                "type": "machine", "um_network_key": null
+                "type": "machine",
+                "um_network_key": null,
+                "um_cloud_cluster_id": null
             }
         }