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use glib::subclass::prelude::*; use super::cell_renderer::CellRendererImpl; use CellRendererClass; use CellRendererSpinnerClass; pub trait CellRendererSpinnerImpl: CellRendererImpl + 'static {} unsafe impl<T: ObjectSubclass + CellRendererSpinnerImpl> IsSubclassable<T> for CellRendererSpinnerClass { fn override_vfuncs(&mut self) { <CellRendererClass as IsSubclassable<T>>::override_vfuncs(self); } }