private void button1_Click(object sender, EventArgs e)
{
if (cliente == null)
{
cliente = new frmListarCliente("turno");
cliente.Owner = this;
cliente.FormClosed += new FormClosedEventHandler(ClienteFormClosed);
cliente.ShowDialog();
}
}
private void listarClientesToolStripMenuItem_Click(object sender, EventArgs e)
{
if (listarCliente == null)
{
listarCliente = new frmListarCliente();
listarCliente.MdiParent = this;
listarCliente.FormClosed += new FormClosedEventHandler(lsitarcli_FormClosed);
listarCliente.Show();
}
}
private void ClienteFormClosed(object sender, EventArgs e)
{
cliente = null;
}
void lsitarcli_FormClosed(object sender, EventArgs e)
{
listarCliente = null;
}