Pre-read now checks for conflicts and asks the user what strategy for resolvement to use

CURA-1263

plugins/3MFReader/WorkspaceDialog.qml

@@ -0,0 +1,52 @@
+// Copyright (c) 2016 Ultimaker B.V.
+// Cura is released under the terms of the AGPLv3 or higher.
+
+import QtQuick 2.1
+import QtQuick.Controls 1.1
+import QtQuick.Layouts 1.1
+import QtQuick.Window 2.1
+
+import UM 1.1 as UM
+
+UM.Dialog
+{
+    title: catalog.i18nc("@title:window", "Conflict")
+
+    width: 350 * Screen.devicePixelRatio;
+    minimumWidth: 350 * Screen.devicePixelRatio;
+    maximumWidth: 350 * Screen.devicePixelRatio;
+
+    height: 250 * Screen.devicePixelRatio;
+    minimumHeight: 250 * Screen.devicePixelRatio;
+    maximumHeight: 250 * Screen.devicePixelRatio;
+
+    onClosing: manager.notifyClosed()
+
+    Item
+    {
+        UM.I18nCatalog { id: catalog; name: "cura"; }
+    }
+    rightButtons: [
+        Button
+        {
+            id: override_button
+            text: catalog.i18nc("@action:button","Override");
+            onClicked: { manager.onOverrideButtonClicked() }
+            enabled: true
+        },
+        Button
+        {
+            id: create_new
+            text: catalog.i18nc("@action:button","Create new");
+            onClicked: { manager.onNewButtonClicked() }
+            enabled: true
+        },
+        Button
+        {
+            id: cancel_button
+            text: catalog.i18nc("@action:button","Cancel");
+            onClicked: { manager.onCancelButtonClicked() }
+            enabled: true
+        }
+    ]
+}