private void button7_Click(object sender, EventArgs e) { if (Application.OpenForms["Form10"] == null) { Form10 f10 = new Form10(); f10.Show(); } }
private void button8_Click(object sender, EventArgs e) { DialogResult onayla; onayla = MessageBox.Show("Oturumu Kapatmak İstediğinizden Emin Misiniz?", "Çıkış", MessageBoxButtons.YesNo, MessageBoxIcon.Question); if (onayla == DialogResult.Yes) { Form1 f1 = new Form1(); Program.con.MainForm = f1; f1.Show(); this.Close(); if (Application.OpenForms["Form4"] != null) { Form4 f4 = (Form4)Application.OpenForms["Form4"]; f4.Close(); } if (Application.OpenForms["Form5"] != null) { Form5 f5 = (Form5)Application.OpenForms["Form5"]; f5.Close(); } if (Application.OpenForms["Form6"] != null) { Form6 f6 = (Form6)Application.OpenForms["Form6"]; f6.Close(); } if (Application.OpenForms["Form7"] != null) { Form7 f7 = (Form7)Application.OpenForms["Form7"]; f7.Close(); } if (Application.OpenForms["Form8"] != null) { Form8 f8 = (Form8)Application.OpenForms["Form8"]; f8.Close(); } if (Application.OpenForms["Form9"] != null) { Form9 f9 = (Form9)Application.OpenForms["Form9"]; f9.Close(); } if (Application.OpenForms["Form10"] != null) { Form10 f10 = (Form10)Application.OpenForms["Form10"]; f10.Close(); } } }