Adds the callback_symbol to the scope of builder under the given callback_name.
Using this function overrides the behavior of Builder.connectSignals
for any callback symbols that are added. Using this method allows for better
encapsulation as it does not require that callback symbols be declared in
the global namespace.
Adds the callback_symbol to the scope of builder under the given callback_name.
Using this function overrides the behavior of Builder.connectSignals for any callback symbols that are added. Using this method allows for better encapsulation as it does not require that callback symbols be declared in the global namespace.