Create widget from widgetNode data and insert it to parentWidget. If parentWidget is null then insert to uiManager root view widget.
Create widget depends of widgetNode.name and insert to parentWidget.
This is a main method of factory - it will create and insert widgets by reading the children of widgetNode, if widgetNode is null then reading will be from layout root node.
Finds all fields in widget with @rpui.widget.Widget.field attribute and fill widget members with values from rpdl file.
Root view widget - container for other widgets.
Factory for construction view from rpdl layout data.