/// <summary>

/// DataGridView上下方向键定位

/// </summary>

/// <param name="dgv"></param>

/// <param name="e"></param>

/// <returns></returns>

public static DataGridViewCell DataGridView_KeyUpDownScrollToRow(DataGridView dgv, KeyEventArgs e)

{

if (e.KeyCode == Keys.Up)//向上方向键

{

DataGridViewRow dgvCurrentRow = dgv.CurrentRow;

int currentRow = ;

if (dgvCurrentRow != null)

{

if (dgvCurrentRow.Index == )

{

currentRow = dgv.RowCount - ;

}

else

{

currentRow = dgvCurrentRow.Index - ;

}

}

return dgv.Rows[currentRow].Cells[];

}

if (e.KeyCode == Keys.Down)//向下方向键

{

DataGridViewRow dgvCurrentRow = dgv.CurrentRow;

int currentRow = ;

if (dgvCurrentRow != null)

{

if (dgvCurrentRow.Index == dgv.RowCount - )

{

currentRow = ;

}

else

{

currentRow = dgvCurrentRow.Index + ;

}

}

return dgv.Rows[currentRow].Cells[];

}

return null;

}