Method update_key_state

src/raw_stream.rs:505–508

(&self, key_vals: &mut AttributeSet<KeyCode>)

    /// [`get_key_state`](Self::get_key_state) instead.
    #[inline]
    pub fn update_key_state(&self, key_vals: &mut AttributeSet<KeyCode>) -> io::Result<()> {
        unsafe { sys::eviocgkey(self.as_raw_fd(), key_vals.as_mut_raw_slice())? };
        Ok(())
    }

    /// Fetch the current kernel absolute axis state directly into the provided buffer.
    /// If you don't already have a buffer, you probably want