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Fix ElementImplExt::catch_panic_pad_function() to actually work

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This commit is contained in:
Sebastian Dröge 2018-04-05 12:14:27 +03:00
parent c7103765db
commit f2f18ebb27
1 changed files with 4 additions and 1 deletions
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5
gst-plugin/src/element.rs
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@ -70,8 +70,11 @@ impl<S: ElementImpl<T>, T: ObjectType + glib::IsA<gst::Element> + glib::IsA<gst:
fallback: G,
f: F,
) -> R {
// FIXME: Does this work for element subclasses?
let element = parent.as_ref().cloned().unwrap().downcast::<T>().unwrap();
let imp = Any::downcast_ref::<Self>(element.get_impl()).unwrap();
let imp = element.get_impl();
let imp = Any::downcast_ref::<Box<ElementImpl<T> + 'static>>(imp).unwrap();
let imp = imp.downcast_ref::<S>().unwrap();
element.catch_panic(fallback, |element| f(imp, element))
}
}