ultraGrid 合并列标题

ultraGrid1_InitializeLayout方法

//将C列表显示在AB列头上 ，C属性值不显示 

//但对导出不起作用，还是会导出C列的值

this.ultraGrid1.DisplayLayout.Bands[0].UseRowLayout = true;//重要

ColumnsCollection gridColumns = this.ultraGrid1.DisplayLayout.Bands[0].Columns;

gridColumns["A"].RowLayoutColumnInfo.OriginX = 32;
gridColumns["B"].RowLayoutColumnInfo.OriginX = 34;

gridColumns["C"].RowLayoutColumnInfo.LabelPosition = Infragistics.Win.UltraWinGrid.LabelPosition.LabelOnly;
gridColumns["C"].RowLayoutColumnInfo.OriginX = 32;
gridColumns["C"].RowLayoutColumnInfo.SpanX = 4;