code: def init_widget(self):
          
          super(AndroidSwitch, self).init_widget()
          d = self.declaration
          self.set_show_text(d.show_text)
          if d.split_track:
              self.set_split_track(d.split_track)
          if d.text_off:
              self.set_text_off(d.text_off)
          if d.text_on:
              self.set_text_on(d.text_on)
docs: Initialize the underlying widget.