private void 新增歌手ToolStripMenuItem_Click(object sender, EventArgs e)
{
frmAddSonger frmAddSonger = new frmAddSonger();
frmAddSonger.MdiParent = this;
frmAddSonger.Show();
}
//修改歌手信息
private void 修改ToolStripMenuItem_Click(object sender, EventArgs e)
{
frmAddSonger add = new frmAddSonger();
add.Tag = this.dgvsonger.SelectedRows[0].Cells["id"].Value.ToString();
add.ShowDialog();
ClearTable();
Song();
}