xtragrid 实现焦点行的上移下移主要还是对gridviw绑定的数据表的操作,如果只是简单的显示而不做保存操作那么比较简单,直接把绑定的数据表中的前后两行更换下数据,具体如下:

 

 private void UpOrDown(DevExpress.XtraGrid.Views.Grid.GridView GridView, bool ISUpOrDown,string TabName)
        {
            DataRow row 
= GridView.GetFocusedDataRow();
            
if (ISUpOrDown)
                GridView.MovePrev();
            
else
                GridView.MoveNext();
            DataRow Pretrow 
= GridView.GetFocusedDataRow();
            DataRow IRow 
= lblPrintDS1.Tables[TabName].NewRow();
            
for (int k = 0; k < row.ItemArray.Length; k++)
                IRow[k] 
= Pretrow[k];
            
for (int i = 0; i < row.ItemArray.Length; i++)
                Pretrow[i] 
= row[i];
            
for (int j = 0; j < row.ItemArray.Length; j++)
                row[j] 
= IRow[j];
        }

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