/// <summary>
/// Fires after the chart data has been refreshed.
/// </summary>
/// <param name="this">
/// </param>
/// <param name="eOpts"><p>The options object passed to <see cref="Ext.util.Observable.addListener">Ext.util.Observable.addListener</see>.</p>
/// </param>
public void refresh(Chart @this, object eOpts){}
/// <summary>
/// Fires before a refresh to the chart data is called. If the beforerefresh handler returns false the
/// refresh action will be cancelled.
/// </summary>
/// <param name="this">
/// </param>
/// <param name="eOpts"><p>The options object passed to <see cref="Ext.util.Observable.addListener">Ext.util.Observable.addListener</see>.</p>
/// </param>
public void beforerefresh(Chart @this, object eOpts){}