Gtk.ToolButton:icon-name
"icon-name" String : Read / Write
The name of the themed icon displayed on the item. This property only has an effect if not overridden by "label", "icon_widget" or "stock_id" properties.
Since 2.8
"icon-name" String : Read / Write
The name of the themed icon displayed on the item. This property only has an effect if not overridden by "label", "icon_widget" or "stock_id" properties.
Since 2.8