private void öğrenciToolStripMenuItem_Click(object sender, EventArgs e)
{
bool durum = false;
OgrenciForm ogrenci = new OgrenciForm();
foreach (Form form in this.MdiChildren)
{
if (form.Text == ogrenci.Text)
{
durum = true;
form.Activate();
}
}
if (durum == false)
{
ogrenci.MdiParent = this;
ogrenci.Show();
}
}
private void toolStripButton1_Click_1(object sender, EventArgs e)
{
OgrenciForm o1 = new OgrenciForm();
o1.Show();
}
