Warning
gtk_icon_set_new_from_pixbuf has been deprecated since version 3.10 and should not be used in newly-written code. Use GtkIconTheme instead.
Creates a new GtkIconSet with pixbuf as the default/fallback
source image. If you don't add any additional GtkIconSource to the
icon set, all variants of the icon will be created from pixbuf,
using scaling, pixelation, etc. as required to adjust the icon size
or make the icon look insensitive/prelighted.
Warning gtk_icon_set_new_from_pixbuf has been deprecated since version 3.10 and should not be used in newly-written code. Use GtkIconTheme instead. Creates a new GtkIconSet with pixbuf as the default/fallback source image. If you don't add any additional GtkIconSource to the icon set, all variants of the icon will be created from pixbuf, using scaling, pixelation, etc. as required to adjust the icon size or make the icon look insensitive/prelighted.