connectActivate
fun connectActivate(connectFlags: <Error class: unknown class> = ConnectFlags(0u), handler: () -> Unit): <Error class: unknown class>
Emitted to when the color button is activated.
The ::activate signal on GtkMenuButton is an action signal and emitting it causes the button to pop up its dialog.
Since
4.4
Parameters
connectFlags
A combination of ConnectFlags
handler
the Callback to connect