Warning
GtkActionGroup::pre-activate is deprecated and should not be used in newly-written code. 3.10
The ::pre-activate signal is emitted just before the action in the
action_group is activated
This is intended for GtkUIManager to proxy the signal and provide global
notification just before any action is activated.
Since 2.4
Warning GtkActionGroup::pre-activate is deprecated and should not be used in newly-written code. 3.10 The ::pre-activate signal is emitted just before the action in the action_group is activated This is intended for GtkUIManager to proxy the signal and provide global notification just before any action is activated. Since 2.4