WIP: Add base QMLs for WelcomeDialog

resources/qml/WelcomePages/StepIndicatorBar.qml

@@ -0,0 +1,34 @@
+// Copyright (c) 2019 Ultimaker B.V.
+// Cura is released under the terms of the LGPLv3 or higher.
+
+import QtQuick 2.10
+import QtQuick.Controls 2.3
+
+
+Item
+{
+    id: base
+
+    property int totalSteps: 10
+    property int currentStep: 6
+    property int radius: 2
+
+    Rectangle
+    {
+        id: background
+        anchors.fill: parent
+        color: "#f0f0f0"
+        radius: base.radius
+    }
+
+    Rectangle
+    {
+        id: progress
+        anchors.left: parent.left
+        anchors.top: parent.top
+        anchors.bottom: parent.bottom
+        width: (currentStep * 1.0 / totalSteps) * background.width
+        color: "#3282ff"
+        radius: base.radius
+    }
+}