Method pause

src/components/audio_player.rs:182–192

(&mut self, cx: &mut Context<Self>)

        if let Some(ref backend) = self.backend
            && let Ok(backend) = backend.lock()
        {
            backend.player.pause();
            self.current_position = self.clamp_to_duration(backend.player.get_pos());
        }

        self.playback_state = PlaybackState::Paused;
        cx.notify();
    }

    fn resume(&mut self, cx: &mut Context<Self>) {
        if let Some(ref backend) = self.backend
            && let Ok(backend) = backend.lock()
        {
            backend.player.play();