C# Tips: 1.右键单击dataGrivdView选中该行并弹出菜单

处理CellMouseDown事件

    if (e.Button == MouseButtons.Right)             {                 if (e.RowIndex >= 0)                 {                                         dataGridView2.ClearSelection();                     dataGridView2.Rows[e.RowIndex].Selected = true;                     dataGridView2.CurrentCell = dataGridView2.Rows[e.RowIndex].Cells[e.ColumnIndex];                     this.下拉菜单 .Show(MousePosition.X, MousePosition.Y);                 }             }