      def is_expanded(self):
          """ bool: ``True`` if the Toggle Frame is expanded. ``False`` if it is minimized. """
          return self._toggle_var.get()
  
      def _build_header(self):
          """ The Header row. Contains the title text and is made clickable to expand and contract
          the sub-frame. """
  
          header_frame = ttk.Frame(self, name="toggledframe_header")
  
 
</s> remove         the sub-frame. """
 </s> add         the sub-frame. </s> remove         frame = ttk.Frame(parent, name="fr_{}".format(self.option.name), style="CPanel.TFrame")
 </s> add         frame = ttk.Frame(parent,
                          name="fr_{}".format(self.option.name),
                          style=f"{self._style}TFrame") </s> remove     """ A container object that auto-fills columns """
    def __init__(self, parent, initial_columns, max_columns):
 </s> add     """ A container object that auto-fills columns.

    Parameters
    ----------
    parent: :class:`ttk.Frame`
        The parent widget that holds this container
    initial_columns: int
        The initial number of columns that this container should display
    max_columns: int
        The maximum number of column that this container is permitted to display
    style: str, optional
        The name of the style to use for the control panel. Styles are configured when TkInter
        initializes. The style name is the common prefix prior to the widget name. Default:
        empty string (use the OS style)
    """
    def __init__(self, parent, initial_columns, max_columns, style=""):
    def _build_header(self, theme):
      def is_expanded(self):
          """ bool: ``True`` if the Toggle Frame is expanded. ``False`` if it is minimized. """
          return self._toggle_var.get()
  
    def _build_header(self, theme):
          """ The Header row. Contains the title text and is made clickable to expand and contract
          the sub-frame. """
  
          header_frame = ttk.Frame(self, name="toggledframe_header")
  
keep keep keep keep replace keep keep keep keep keep
 GUI - Minor Updates
  - Add style support to control panel
  - Theme settings to red
  - Use standard tk buttons
  - Fix some graphical glitches 
lib/gui/custom_widgets.py