Returns the icon size used for tool_item. Custom subclasses of GtkToolItem should call this function to find out what size icons they should use. Since 2.4
a GtkIconSize indicating the icon size used for tool_item. [type int]
See Implementation
Returns the icon size used for tool_item. Custom subclasses of GtkToolItem should call this function to find out what size icons they should use. Since 2.4