Gets the icon name and size being displayed by the #GtkImage. The storage type of the image must be gtk.types.ImageType.Empty or gtk.types.ImageType.IconName (see gtk.image.Image.getStorageType). The returned string is owned by the #GtkImage and should not be freed.
place to store an icon name, or null
place to store an icon size (#GtkIconSize), or null
Gets the icon name and size being displayed by the #GtkImage. The storage type of the image must be gtk.types.ImageType.Empty or gtk.types.ImageType.IconName (see gtk.image.Image.getStorageType). The returned string is owned by the #GtkImage and should not be freed.