This is a convenience function for #GtkCellArea implementations to get the inner area where a given #GtkCellRenderer will be rendered. It removes any padding previously added by gtk.cell_area.CellArea.requestRenderer.
the #GtkWidget that area is rendering onto
the widget relative coordinates where one of area’s cells is to be placed
the return location for the inner cell area
This is a convenience function for #GtkCellArea implementations to get the inner area where a given #GtkCellRenderer will be rendered. It removes any padding previously added by gtk.cell_area.CellArea.requestRenderer.