InfoBar.addActionWidget

void addActionWidget(gtk.widget.Widget child, int responseId)

Add an activatable widget to the action area of a [gtk.info_bar.InfoBar].

This also connects a signal handler that will emit the [gtk.info_bar.InfoBar.response] signal on the message area when the widget is activated. The widget is appended to the end of the message areas action area.

Parameters

`child`	an activatable widget
`responseId`	response ID for child