signal callback delegate or function to connect
void callback(gtksource.completion.Completion completion)
completion the instance the signal is connected to (optional)
Yes.After to execute callback after default handler, No.After to execute before (default)
Signal ID
Connect to ActivateProposal signal.
The #GtkSourceCompletion::activate-proposal signal is a keybinding signal which gets emitted when the user initiates a proposal activation.
Applications should not connect to it, but may emit it with gobject.global.signalEmitByName if they need to control the proposal activation programmatically.