insert_action_group
Description:
Inserts group
into this.
Children of this that implement Actionable can
then be associated with actions in group
by setting their “action-name” to prefix
.`action-name`.
If group
is null, a previously inserted group for name
is removed from
this.
Parameters:
this |
a Widget |
name |
the prefix for actions in |
group |
a ActionGroup, or null |