C# Devexpress 中GridControl多行数据拖拽

using DevExpress.XtraGrid.Views.Grid.ViewInfo;
using DevExpress.XtraGrid;

 

// 声明：

 private GridHitInfo downHitInfo;

 

设置多行选中

 GridView1.OptionsSelection.MultiSelect = true;

 

//事件处理：

//要拖动的数据

  private void GridControl1_MouseDown(object sender, MouseEventArgs e)
        {
            downHitInfo = GridView1.CalcHitInfo(new Point(e.X, e.Y));
        }

        private void GridControl1_MouseMove(object sender, MouseEventArgs e)
        {
            if (downHitInfo == null) return;
            if (e.Button != MouseButtons.