private void novoToolStripMenuItem_Click(object sender, EventArgs e)
        {
            TelaCadastro cadastro = new TelaCadastro();

            cadastro.ShowDialog();
        }
 private void novoToolStripMenuItem_Click(object sender, EventArgs e)
 {
     TelaCadastro cadastro = new TelaCadastro();
     cadastro.ShowDialog();
 }