A function which should set the value of cell_layout’s cell renderer(s) as appropriate.
There is no replacement
| cell_layout |
a `GtkCellLayout` |
| cell |
the cell renderer whose value is to be set |
| tree_model |
the model |
| iter |
a `GtkTreeIter` indicating the row to set the value for |
| data |
user data passed to set_cell_data_func |