private void frmEmailManager_LinkClicked(object sender, NavBarLinkEventArgs e) { frmEmailManager frm = new frmEmailManager(); frm.MdiParent = this; frm.Show(); }
private void btnEmail_Click(object sender, EventArgs e) { frmEmailManager frm = new frmEmailManager(); bool isOpen = false; foreach (Form form in Application.OpenForms) { if(form.Name == "frmEmailManager") { isOpen = true; form.Focus(); break; } } if(!isOpen) { frm.MdiParent = this; frm.Show(); } }