[INFRAGISTICS/WINFORM] UltraGrid 클래스 : 외부 SUMMARY 계산 실행하기

using Infragistics.Win;
using Infragistics.Win.UltraWinGrid;

private UltraGrid ultraGrid;

...

this.ultraGrid.DisplayLayout.Bands[1].Override.UseExternalSummaryCalculator = DefaultableBoolean.True;

...

#region UltraGrid 외부 SUMMARY 값 요청시 처리하기 - ultraGrid_ExternalSummaryValueRequested(sender, e)

/// <summary>
/// UltraGrid 외부 SUMMARY 값 요청시 처리하기
/// </summary>
/// <param name="sender">이벤트 발생자</param>
/// <param name="e">이벤트 인자</param>
private void ultraGrid_ExternalSummaryValueRequested(object sender, ExternalSummaryValueEventArgs e)
{
    switch(e.SummaryValue.SummarySettings.SummaryType.ToString())
    {
        case "Count"   : e.SummaryValue.SetExternalSummaryValue(5  ); break;
        case "Maximum" : e.SummaryValue.SetExternalSummaryValue(100); break;
    }
}

#endregion