//系统管理
private void toolStripDropDownButton3_Click(object sender, EventArgs e)
{
Form f1 = new message();
if (f1.ShowDialog() == DialogResult.OK)
{
if (this.checkChildFrmExist("系统管理") == true)
{
return;
}
Form f = new systemmanage();
f.Text = "系统管理";
f.MdiParent = this;
f.WindowState = FormWindowState.Maximized;
f.Show();
}
}
private void label12_Click(object sender, EventArgs e)
{
Form f1 = new message();
f1.Show();
}
