Warning
gtk_action_get_is_important has been deprecated since version 3.10 and should not be used in newly-written code. Use GAction instead, and control and monitor whether
labels are shown directly
Checks whether action is important or not
Since 2.16
Warning gtk_action_get_is_important has been deprecated since version 3.10 and should not be used in newly-written code. Use GAction instead, and control and monitor whether labels are shown directly Checks whether action is important or not Since 2.16