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onDataRequest

fires when data from the server is requested for DataGrid to implement dynamic data loading

function onDataRequest(
    // the position which data starts to be loaded from
    start: number,
    // the count of records that need loading
    count: number,
    // the method called after data loading
    callback?: function,
    // the data URL
    url?: string
): void

Example

Section titled “Example”
dgrid.attachEvent("onDataRequest", function (start, count) {
  var data = custom_load_data(start, count);
  dgrid.parse(data, "json");
  return false; //cancelling default behavior
});

Details

Section titled “Details”

Dynamic loading is triggered during scrolling and paging.

The component will use the data source specified by its url property or via the url parameter passed to the load method.

See also

Section titled “See also”

Articles