private void btnNuevo_Click(object sender, EventArgs e) { if (frmNew == null) { frmNew = new frmStudentNew(); frmNew.MdiParent = this.MdiParent; frmNew.Dock = DockStyle.Fill; frmNew.FormClosed += new FormClosedEventHandler(studentnew_FormClosed); frmNew.Show(); } else { frmNew.Activate(); } }
private void studentnew_FormClosed(object sender, EventArgs e) { frmNew = null; }