the gtk.cell_renderer.CellRenderer to request size for
the gtk.types.Orientation in which to request size
the gtk.widget.Widget that area is rendering onto
the allocation contextual size to request for, or -1 if the base request for the orientation is to be returned.
location to store the minimum size
location to store the natural size
This is a convenience function for gtk.cell_area.CellArea implementations to request size for cell renderers. It’s important to use this function to request size and then use gtk.cell_area.CellArea.innerCellArea at render and event time since this function will add padding around the cell for focus painting.