public static ReservasForm Instance()
{
if (form == null)
{
form = new ReservasForm();
}
return(form);
}
private void toolStripButton1_Click(object sender, EventArgs e)
{
if (ActiveMdiChild != null)
{
ActiveMdiChild.Close();
}
var reservasForm = ReservasForm.Instance();
reservasForm.MdiParent = this;
reservasForm.WindowState = FormWindowState.Maximized;
reservasForm.Show();
}