Sets the gtk.cell_layout.CellLayoutDataFunc to use for cell_layout.
This function is used instead of the standard attributes mapping for setting the column value, and should set the value of cell_layout’s cell renderer(s) as appropriate.
func may be null to remove a previously set function.
a gtk.cell_renderer.CellRenderer
the gtk.cell_layout.CellLayoutDataFunc to use
Sets the gtk.cell_layout.CellLayoutDataFunc to use for cell_layout.
This function is used instead of the standard attributes mapping for setting the column value, and should set the value of cell_layout’s cell renderer(s) as appropriate.
func may be null to remove a previously set function.