[ Version ( since = "2.18" ) ]
public void set_default_response (int response_id)
Sets the last widget in the info bar’s action area with the given response_id as the default widget for the dialog.
Pressing “Enter” normally activates the default widget.
Note that this function currently requires this to be added to a widget hierarchy.
| this |
a InfoBar |
| response_id |
a response ID |