This seems to be what I was loooking for.
Now what I would like to know is how can I restart the call?
Can I push it from the server based on new data now available?
What I am trying to accomplish is to only update a dom when data in the
database has changed.
Thanks
Micah Winkelspecht wrote:
> I took this idea and implemented it in my app.
>
> In ApplicationHelper, I overrode the periodically_call_remote function
> with:
>
> def periodically_call_remote(options = {})
> variable = options[:variable] ||= 'poller'
> frequency = options[:frequency] ||= 10
> code = "#{variable} = new PeriodicalExecuter(function()
> {#{remote_function(options)}}, #{frequency})"
> javascript_tag(code)
> end
>
> This will store the PeriodicalExecuter in a variable. In order to set
> the name of the variable, you can pass in a :variable option. By
> default, it will use 'poller'.
>
> So you can do:
>
> periodically_call_remote(:url => some_url, :update => 'some_div',
> :variable => 'my_var')
>
> And when you want to stop the polling, you can inject the following line
> of javascript into your page:
>
> <script>
> my_var.stop();
> </script>
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