/**

 * Get a list of all `dt-tag tr` nodes in the table which are not currently

 * visible (useful for building forms).

 *

 * This function is marked as deprecated as using the `dt-api rows()` method in

 * DataTables 1.10+ is preferred to this approach.

 *

 *  @name fnGetHiddenNodes

 *  @summary Get the `dt-tag tr` elements which are not in the DOM

 *  @author [Allan Jardine](http://sprymedia.co.uk)

 *  @deprecated

 *

 *  @example

 *    var table = $('#example').dataTable();

 *    var nodes = table.fnGetHiddenNodes();

 */



jQuery.fn.dataTableExt.oApi.fnGetHiddenNodes = function ( settings )

{

	var nodes;

	var display = jQuery('tbody tr', settings.nTable);



	if ( jQuery.fn.dataTable.versionCheck ) {

		// DataTables 1.10

		var api = new jQuery.fn.dataTable.Api( settings );

		nodes = api.rows().nodes().toArray();

	}

	else {

		// 1.9-

		nodes = this.oApi._fnGetTrNodes( settings );

	}



	/* Remove nodes which are being displayed */

	for ( var i=0 ; i<display.length ; i++ ) {

		var iIndex = jQuery.inArray( display[i], nodes );



		if ( iIndex != -1 ) {

			nodes.splice( iIndex, 1 );

		}

	}



	return nodes;

};

