gtk/gtk.go
func IconThemeGetForScreen(screen gdk.Screen) (*IconTheme, error) {
	cScreen := (*C.GdkScreen)(unsafe.Pointer(screen.Native()))
	c := C.gtk_icon_theme_get_for_screen(cScreen)
	if c == nil {
		return nil, nilPtrErr
	}
	return &IconTheme{c}, nil
}
func IconThemeGetForScreen(screen gdk.Screen) (*IconTheme, error) {
	cScreen := (*C.GdkScreen)(unsafe.Pointer(screen.Native()))
	c := C.gtk_icon_theme_get_for_screen(cScreen)
	if c == nil {
		return nil, nilPtrErr
	}
	return &IconTheme{c}, nil
}
// IconThemeGetForScreen is a wrapper around gtk_icon_theme_get_for_screen().