/// <summary> /// e.UserState holds state data sent from DoWork /// </summary> /// <param name="sender">BackgroundWorker</param> /// <param name="e"></param> private void BackgroundWorker_ProgressChanged(object sender, ProgressChangedEventArgs e) { if (e.UserState != null) { ReceivedStrings.Add((string)e.UserState); } Console.WriteLine($"BW-ProgressChanged: ProgressPercentage = {e.ProgressPercentage}"); }
public void FetchData() { ReceivedStrings.Clear(); BackgroundWorker worker = new BackgroundWorker(); worker.DoWork += BackgroundWorker_DoWork; worker.WorkerReportsProgress = true; worker.ProgressChanged += BackgroundWorker_ProgressChanged; worker.RunWorkerCompleted += BackgroundWorker_RunWorkerCompleted; worker.RunWorkerAsync(new BackgrounWorkerState(dummyStringData)); }