Run the view event loop.

def run(self):
        """
        Run the view event loop.
        """
        def render(results=[], error=None):
            if len(results) and not results[0].timed_out:
                self.render(results)
            elif error:
                self.do_render(error=error)

        # start the client
        self.client.start(self.build_requests, render)

        # handle keyboard input
        try:
            with self.t.cbreak():
                val = ''
                while not self.done:
                    val = self.t.inkey(timeout=1)
                    if val:
                        self.handle_key(val)
        except KeyboardInterrupt:
            self.exit()