//-------------------------------------------------------------------------------------------------------------------
private void btComprovante_Click(object sender, EventArgs e)
{
frmComprovanteVenda frm = new frmComprovanteVenda();
frm.ShowDialog();
frm.Dispose();
}
//-------------------------------------------------------------------------------------------------------------------
private void btComprovante_Click_1(object sender, EventArgs e)
{
this.LimpaTela();
this.alteraBotoes(1);
pnFinalizaVenda.Visible = false;
frmComprovanteVenda frm = new frmComprovanteVenda();
frm.ShowDialog();
frm.Dispose();
btComprovante.Visible = false;
}