public void ConfigureBeforeAsynchronousExecution()
{
if (!this.InvokeRequired)
{
this.Enabled = false;
progressBar1.Value = 0;
lblProgresso.Text = "Iniciando geração do arquivo...";
}
else
{
ConfigureBeforeAsynchronousDelegate configureBefore =
new ConfigureBeforeAsynchronousDelegate(ConfigureBeforeAsynchronousExecution);
this.BeginInvoke(configureBefore);
}
}