Generate a #GIcon instance from str. This function can fail if
str is not valid - see gio.icon.Icon.toString_ for discussion.
If your application or library provides one or more #GIcon
implementations you need to ensure that each #GType is registered
with the type system prior to calling gio.icon.Icon.newForString.
Generate a #GIcon instance from str. This function can fail if str is not valid - see gio.icon.Icon.toString_ for discussion.
If your application or library provides one or more #GIcon implementations you need to ensure that each #GType is registered with the type system prior to calling gio.icon.Icon.newForString.