private void 添加新教师ToolStripMenuItem_Click(object sender, EventArgs e)
{
InputTeacherForm itf = new InputTeacherForm();
itf.MdiParent = this;
itf.StartPosition = FormStartPosition.CenterScreen;
itf.Show();
itf.WindowState = System.Windows.Forms.FormWindowState.Maximized;
}
private void 输入ToolStripMenuItem_Click(object sender, EventArgs e)
{
InputTeacherForm inputteacherform1 = new InputTeacherForm();
inputteacherform1.ShowDialog();
}
