private int curRow = 0;//鼠標右鍵得到的當前行號 #region 激發鼠標事件，顯示右鍵菜單,得到被選中的行的行號,注意第一列被隱藏的情況考慮
??????? private?int showRightMenu(DataGridView dataGridView, ContextMenuStrip contextMenuStrip, DataGridViewCellMouseEventArgs e)
??????? {
??????????? int curRowTemp = 0;//當前鼠標在DataGridView中的行的位置
??????????? if (e.Button == MouseButtons.Right)
??????????? { curRowTemp = e.RowIndex; if (curRowTemp < 0 || curRowTemp > dataGridView.Rows.Count)
??????????????? {
??????????????????? curRowTemp = 0;
??????????????? }
??????????????? else
??????????????? {
??????????????????? dataGridView.CurrentCell = dataGridView[1, curRowTemp];
??????????????????? dataGridView.ContextMenuStrip = contextMenuStrip; }
??????????? }
??????????? return curRowTemp;//返回當前鼠標所在的行的行號
??????? }
??????? #endregion #region 根據行號，得到DataGridView中該行的某一列的信息
??????? private Object GetColumeInfo(DataGridView dataGridView, int curRow, int colnum)
??????? {
??????????? Object info = null;
??????????? info = dataGridView.Rows[curRow].Cells[colnum].Value;
??????????? return info;
??????? }
??????? #endregion #region 根據行號，設置DataGridView中該行的某一列的信息
??????? private int SetColumeInfo(DataGridView dataGridView, int curRow, int column, Object info)
??????? {
??????????? dataGridView.Rows[curRow].Cells[column].Value = info;
??????????? return (int)this.GetColumeInfo(dataGridView, curRow, 0);
??????? }
??????? #endregion #region 根據行號，刪除該行
??????? private int RemoveRow(DataGridView dataGridView, int curRow)
??????? {
??????????? int rowID = (int)this.GetColumeInfo(dataGridView, curRow, 0);
??????????? dataGridView.Rows.RemoveAt(curRow); System.Console.WriteLine("刪除的索引號" + rowID + "刪除的行號" + curRow);
??????????? return rowID; }
??????? #endregion

轉載于:https://www.cnblogs.com/hzuIT/articles/688919.html

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