public Form1() {
InitializeComponent();
backgroundWorker1.DoWork += backgroundWorker1_DoWork;
backgroundWorker1.ProgressChanged += backgroundWorker1_ProgressChanged;
backgroundWorker1.WorkerReportsProgress = true;
}
private void button1_Click(object sender, EventArgs e)
{
backgroundWorker1.RunWorkerAsync();
}
private void backgroundWorker1_DoWork(object sender, System.ComponentModel.DoWorkEventArgs e)
{
for (int i = 0; i < 100; i++) {
Thread.Sleep(1000);
backgroundWorker1.ReportProgress(i);
}
}
private void backgroundWorker1_ProgressChanged(object sender, System.ComponentModel.ProgressChangedEventArgs e)
{
progressBar1.Value = e.ProgressPercentage;
}
int i = 0;
void AAA() {
for (i = 0; i < 1000000; i++)
{
Thread.Sleep(2000);
}
}
private void button1_Click(object sender, EventArgs e)
{
new Thread(AAA) { IsBackground = true }.Start();
}
private void timer1_Tick(object sender, EventArgs e)
{
this.Text = i.ToString();
}