private void MainMenu_Load(object sender, EventArgs e)
{
OgrenciLib.mainForm = this;
OgrenciListesi form = new OgrenciListesi();
form.MdiParent = this;
foreach (Control ctrl in Controls)
{
if (ctrl is MdiClient)
{
form.Size = (ctrl as MdiClient).Size;
break;
}
}
form.Show();
OgrenciLib.activeForm = form;
}