fn drop(&mut self) {
        let mut handlers = self.default_handler.borrow_mut();
        for handler in handlers.drain(0..) {
            nwg::unbind_event_handler(&handler);
        }
    }
/// To make sure that everything is freed without issues, the default handler must be unbound.
To make sure that everything is freed without issues, the default handler must be unbound.
To make sure that everything is freed without issues the default handler must be unbound .
fn drop(&mut self) {
        let mut handlers = self.default_handler.borrow_mut();
        for handler in handlers.drain(0..) {
            nwg::unbind_event_handler(&handler);
        }
    }
fn drop ( & mut self ) { let mut handlers = self . default_handler . borrow_mut ( ) ; for handler in handlers . drain ( 0 .. ) { nwg :: unbind_event_handler ( & handler ) ; } }
To make sure that everything is freed without issues, the default handler must be unbound.
To make sure that everything is freed without issues the default handler must be unbound .
&mut self
&mut self