private void btnStart_Click(object sender, EventArgs e)
{
if (bckgWorker.IsBusy == false)
{
int from;
if (!int.TryParse(textBox1.Text, out from))
{
MessageBox.Show("Error first num is doesn't correct");
return;
}
int to;
if (!int.TryParse(textBox2.Text, out to))
{
MessageBox.Show("Error first num is doesn't correct");
return;
}
Examlple ex = new Examlple {
From = from, To = to
};
//bckgWorker.RunWorkerAsync();//запускает событие doWork
bckgWorker.RunWorkerAsync(ex);//запускает событие doWork
btnStart.Enabled = false;
}
}
private void bckgWorker_DoWork(object sender, DoWorkEventArgs e)
{
Examlple examlple = e.Argument as Examlple;
e.Result = this.Summ(examlple.From, examlple.To);
for (int i = 1; i <= 100; i++)
{
if (bckgWorker.CancellationPending)
{
e.Cancel = true;
break;
}
//if (i == 50)//принудительно остановили его на 50, и дальше на 100% не дойдет(((
//{
// throw new Exception("Test!");
//}
Thread.Sleep(200);
bckgWorker.ReportProgress(i);
}
}
