7d602f039beb26151cdc6306cfd3952b98bdc424jeff.schenk<style scoped>

7d602f039beb26151cdc6306cfd3952b98bdc424jeff.schenk/* custom styles for this example */

7d602f039beb26151cdc6306cfd3952b98bdc424jeff.schenk#demo .output {margin-bottom:1em; padding:10px; border:1px solid #D9D9D9;}

7d602f039beb26151cdc6306cfd3952b98bdc424jeff.schenk</style>

7d602f039beb26151cdc6306cfd3952b98bdc424jeff.schenk

7d602f039beb26151cdc6306cfd3952b98bdc424jeff.schenk<div class="intro">

7d602f039beb26151cdc6306cfd3952b98bdc424jeff.schenk <p>DataSource's Pollable extension enables polling functionality on all your DataSource instances.</p>

7d602f039beb26151cdc6306cfd3952b98bdc424jeff.schenk</div>

7d602f039beb26151cdc6306cfd3952b98bdc424jeff.schenk

7d602f039beb26151cdc6306cfd3952b98bdc424jeff.schenk<div class="example">

7d602f039beb26151cdc6306cfd3952b98bdc424jeff.schenk {{>datasource-polling-source}}

7d602f039beb26151cdc6306cfd3952b98bdc424jeff.schenk</div>

7d602f039beb26151cdc6306cfd3952b98bdc424jeff.schenk

7d602f039beb26151cdc6306cfd3952b98bdc424jeff.schenk<p>Include the `datasource-pollable` extension in your `Y.use()` statement to add the `setInterval()`, `clearInterval()`, and `clearAllInterval()` methods to all your DataSource instances.</p>

7d602f039beb26151cdc6306cfd3952b98bdc424jeff.schenk

7d602f039beb26151cdc6306cfd3952b98bdc424jeff.schenk```

7d602f039beb26151cdc6306cfd3952b98bdc424jeff.schenkYUI().use("datasource-function", "datasource-polling", function(Y) {

7d602f039beb26151cdc6306cfd3952b98bdc424jeff.schenk var myFunction = function() {

7d602f039beb26151cdc6306cfd3952b98bdc424jeff.schenk return new Date();

7d602f039beb26151cdc6306cfd3952b98bdc424jeff.schenk },

7d602f039beb26151cdc6306cfd3952b98bdc424jeff.schenk myDataSource = new Y.DataSource.Function({source:myFunction}),

7d602f039beb26151cdc6306cfd3952b98bdc424jeff.schenk request = {

7d602f039beb26151cdc6306cfd3952b98bdc424jeff.schenk callback: {

7d602f039beb26151cdc6306cfd3952b98bdc424jeff.schenk success: function(e){

7d602f039beb26151cdc6306cfd3952b98bdc424jeff.schenk Y.one("#demo_output_polling")

7d602f039beb26151cdc6306cfd3952b98bdc424jeff.schenk .setContent("At the tone the time will be: " +

7d602f039beb26151cdc6306cfd3952b98bdc424jeff.schenk Y.dump(e.response.results[0].toString()));

7d602f039beb26151cdc6306cfd3952b98bdc424jeff.schenk },

7d602f039beb26151cdc6306cfd3952b98bdc424jeff.schenk failure: function(e){

7d602f039beb26151cdc6306cfd3952b98bdc424jeff.schenk Y.one("#demo_output_polling")

7d602f039beb26151cdc6306cfd3952b98bdc424jeff.schenk .setContent("Could not retrieve data: " + e.error.message);

7d602f039beb26151cdc6306cfd3952b98bdc424jeff.schenk }

7d602f039beb26151cdc6306cfd3952b98bdc424jeff.schenk }

7d602f039beb26151cdc6306cfd3952b98bdc424jeff.schenk },

7d602f039beb26151cdc6306cfd3952b98bdc424jeff.schenk id = myDataSource.setInterval(1000, request); // Starts polling

7d602f039beb26151cdc6306cfd3952b98bdc424jeff.schenk

7d602f039beb26151cdc6306cfd3952b98bdc424jeff.schenk myDataSource.clearInterval(id); // Ends polling

7d602f039beb26151cdc6306cfd3952b98bdc424jeff.schenk});

7d602f039beb26151cdc6306cfd3952b98bdc424jeff.schenk```