old_contents: from Cura.Wx.WxApplication import WxApplication
  from Cura.Wx.MainWindow import MainWindow
  
  class PrinterApplication(WxApplication):
      def __init__(self):
          super(PrinterApplication, self).__init__()
          
      def run(self):
          self._plugin_registry.loadPlugins({ "type": "StorageDevice" })
          self._plugin_registry.loadPlugins({ "type": "View" })
          
          self.getController().setActiveView("MeshView")
          
          window = MainWindow("Cura Printer", self)
          window.Show()
          super(PrinterApplication, self).run()
  
new_contents: from Cura.Wx.WxApplication import WxApplication
  from Cura.Wx.MainWindow import MainWindow
  
  from Cura.Scene.SceneObject import SceneObject
  
  import wx
  
  class PrinterApplication(WxApplication):
      def __init__(self):
          super(PrinterApplication, self).__init__()
          
      def run(self):
          self._plugin_registry.loadPlugins({ "type": "StorageDevice" })
          self._plugin_registry.loadPlugins({ "type": "View" })
          self._plugin_registry.loadPlugins({ "type": "MeshHandler" })
          
          self.getController().setActiveView("MeshView")
  
          root = self.getController().getScene().getRoot()
          mesh = SceneObject()
          mesh.setMeshData(self.getMeshFileHandler().read("plugins/STLReader/simpleTestCube.stl",self.getStorageDevice('local')))
          root.addChild(mesh)
  
          window = MainWindow("Cura Printer", self)
          window.getCanvas().setBackgroundColor(wx.Colour(255, 0, 0, 255))
          window.Show()
          super(PrinterApplication, self).run()
  
subject: Add Mesh reading and a basic mesh to render to PrinterApplication