get_edit_widget
Description:
Gets the `GtkCellEditable` widget currently used to edit the currently edited cell.
Parameters:
| this | a `GtkCellArea` | 
Returns:
| The currently active `GtkCellEditable` widget | 
Gets the `GtkCellEditable` widget currently used to edit the currently edited cell.
| this | a `GtkCellArea` | 
| The currently active `GtkCellEditable` widget |