private void ribbonButton7_Click(object sender, EventArgs e) { foreach (Form f in this.MdiChildren) { if (f is FormSMSPribadi) { //MessageBox.Show("Form2 is already opened."); return; } } CloseMdiForm(); _smsPribadi = new FormSMSPribadi(); _smsPribadi.MdiParent = this; _smsPribadi.textBox3.Text = port; _smsPribadi.Show(); }
private void ribbonButton7_Click(object sender, EventArgs e) { foreach (Form f in this.MdiChildren) { if (f is FormSMSPribadi) { //MessageBox.Show("Form2 is already opened."); return; } } CloseMdiForm(); _smsPribadi = new FormSMSPribadi(); _smsPribadi.MdiParent = this; _smsPribadi.textBox3.Text = port; _smsPribadi.Show(); }