IconPaintable
Creates a GtkIconPaintable for a file with a given size and scale.
The icon can then be rendered by using it as a GdkPaintable.
Return
a GtkIconPaintable containing for the icon. Unref with g_object_unref()
Parameters
file
a GFile
size
desired icon size, in application pixels
scale
the desired scale
constructor(pointer: <Error class: unknown class><<Error class: unknown class>>)