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public partial class Window1 : Window
{
public Window1()
{
InitializeComponent();
}
private void btn_Click(object sender, RoutedEventArgs e)
{
BackgroundWorker worker = new BackgroundWorker();
worker.WorkerReportsProgress = true;
worker.DoWork += worker_DoWork;
worker.ProgressChanged += worker_ProgressChanged;
worker.RunWorkerAsync();
}
private void worker_DoWork(object sender, DoWorkEventArgs e)
{
int nbEnreg = 1000;
for (int percent = 1; percent < nbEnreg; percent++)
{
(sender as BackgroundWorker).ReportProgress(percent);
Thread.Sleep(100); // / une "latence" artificielle de 10 millisecondes (10/1000 secondes)
}
}
void worker_ProgressChanged(object sender, ProgressChangedEventArgs e)
{
this.progressBar1 .Value = e.ProgressPercentage;
}
} |
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