[ Version ( since = "3.10" ) ]
public unowned Callback? lookup_callback_symbol (string callback_name)
Fetches a symbol previously added to this with add_callback_symbols
This function is intended for possible use in language bindings or for any case that one might be cusomizing signal connections using connect_signals_full
| this |
a Builder |
| callback_name |
The name of the callback |
|
The callback symbol in this for |