winfrom 拖动gridView1表格的行列到gridView2中去

 拖动gridView1表格的行列到gridView2中去

private void datagridControl1_MouseDown(object sender, MouseEventArgs e)

        {

            downHitInfo = gridView2.CalcHitInfo(new Point(e.X, e.Y));

        }

 

        private void datagridControl1_MouseMove(object sender, MouseEventArgs e)

        {

            if (downHitInfo == null)

                return;

            if (e.Button != MouseButtons.Left)

                return;

            Rectangle dragRect = new Rectangle(new Point(

            downHitInfo.HitPoint.X - SystemInformation.DragSize.Width / 2,

            downHitInfo.HitPoint.Y - SystemInformation.DragSize.Height / 2), SystemInformation.DragSize);

            if (!dragRect.Contains(new Point(e.X, e.Y)))

            {   

                 DataRow data = gridView2.GetDataRow(downHitInfo.RowHandle);//数据库

                int[] rows = gridView2.GetSelectedRows();

                List<DataRow> row = new List<DataRow>();

                for (int i = 0; i < rows.Length; i++)

                row.Add(gridView2.GetDataRow((int)rows[i]));

                datagridControl1.DoDragDrop(row, DragDropEffects.Copy);

            }

        }

 

        private void dataGridView2_DragEnter(object sender, DragEventArgs e)

        {

            e.Effect = DragDropEffects.Copy;

        }

 

        private void dataGridView2_DragDrop(object sender, DragEventArgs e)

        {

            GridControl grid = sender as GridControl;

            DataTable table = grid.DataSource as DataTable;         

             List<DataRow> row = e.Data.GetData(typeof(List<DataRow>)) as List<DataRow>;

            if (row != null && table != null)

            {

                if (row.Count > 0)

                {

                    for (int i = 0; i < row.Count; i++)

                    {

                        table.ImportRow(row[i]);

                        row[i].Delete();

                    }

                }

            }

        }